diff --git a/Documentation/ABI/stable/sysfs-driver-ib_srp b/Documentation/ABI/stable/sysfs-driver-ib_srp index 481aae9..5c53d28 100644 --- a/Documentation/ABI/stable/sysfs-driver-ib_srp +++ b/Documentation/ABI/stable/sysfs-driver-ib_srp @@ -54,6 +54,13 @@ Description: Interface for making ib_srp connect to a new target. ib_srp. Specifying a value that exceeds cmd_sg_entries is only safe with partial memory descriptor list support enabled (allow_ext_sg=1). + * comp_vector, a number in the range 0..n-1 specifying the + MSI-X completion vector. Some HCA's allocate multiple (n) + MSI-X vectors per HCA port. If the IRQ affinity masks of + these interrupts have been configured such that each MSI-X + interrupt is handled by a different CPU then the comp_vector + parameter can be used to spread the SRP completion workload + over multiple CPU's. What: /sys/class/infiniband_srp/srp--/ibdev Date: January 2, 2006 diff --git a/Documentation/ABI/testing/sysfs-bus-event_source-devices-events b/Documentation/ABI/testing/sysfs-bus-event_source-devices-events index 8b25ffb..3c1cc24 100644 --- a/Documentation/ABI/testing/sysfs-bus-event_source-devices-events +++ b/Documentation/ABI/testing/sysfs-bus-event_source-devices-events @@ -29,7 +29,7 @@ Description: Generic performance monitoring events What: /sys/devices/cpu/events/PM_1PLUS_PPC_CMPL /sys/devices/cpu/events/PM_BRU_FIN - /sys/devices/cpu/events/PM_BRU_MPRED + /sys/devices/cpu/events/PM_BR_MPRED /sys/devices/cpu/events/PM_CMPLU_STALL /sys/devices/cpu/events/PM_CMPLU_STALL_BRU /sys/devices/cpu/events/PM_CMPLU_STALL_DCACHE_MISS diff --git a/Documentation/ABI/testing/sysfs-devices-edac b/Documentation/ABI/testing/sysfs-devices-edac index 30ee78a..6568e00 100644 --- a/Documentation/ABI/testing/sysfs-devices-edac +++ b/Documentation/ABI/testing/sysfs-devices-edac @@ -77,7 +77,7 @@ Description: Read/Write attribute file that controls memory scrubbing. What: /sys/devices/system/edac/mc/mc*/max_location Date: April 2012 -Contact: Mauro Carvalho Chehab +Contact: Mauro Carvalho Chehab linux-edac@vger.kernel.org Description: This attribute file displays the information about the last available memory slot in this memory controller. It is used by @@ -85,7 +85,7 @@ Description: This attribute file displays the information about the last What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/size Date: April 2012 -Contact: Mauro Carvalho Chehab +Contact: Mauro Carvalho Chehab linux-edac@vger.kernel.org Description: This attribute file will display the size of dimm or rank. For dimm*/size, this is the size, in MB of the DIMM memory @@ -96,14 +96,14 @@ Description: This attribute file will display the size of dimm or rank. What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/dimm_dev_type Date: April 2012 -Contact: Mauro Carvalho Chehab +Contact: Mauro Carvalho Chehab linux-edac@vger.kernel.org Description: This attribute file will display what type of DRAM device is being utilized on this DIMM (x1, x2, x4, x8, ...). What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/dimm_edac_mode Date: April 2012 -Contact: Mauro Carvalho Chehab +Contact: Mauro Carvalho Chehab linux-edac@vger.kernel.org Description: This attribute file will display what type of Error detection and correction is being utilized. For example: S4ECD4ED would @@ -111,7 +111,7 @@ Description: This attribute file will display what type of Error detection What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/dimm_label Date: April 2012 -Contact: Mauro Carvalho Chehab +Contact: Mauro Carvalho Chehab linux-edac@vger.kernel.org Description: This control file allows this DIMM to have a label assigned to it. With this label in the module, when errors occur @@ -126,14 +126,14 @@ Description: This control file allows this DIMM to have a label assigned What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/dimm_location Date: April 2012 -Contact: Mauro Carvalho Chehab +Contact: Mauro Carvalho Chehab linux-edac@vger.kernel.org Description: This attribute file will display the location (csrow/channel, branch/channel/slot or channel/slot) of the dimm or rank. What: /sys/devices/system/edac/mc/mc*/(dimm|rank)*/dimm_mem_type Date: April 2012 -Contact: Mauro Carvalho Chehab +Contact: Mauro Carvalho Chehab linux-edac@vger.kernel.org Description: This attribute file will display what type of memory is currently on this csrow. Normally, either buffered or diff --git a/Documentation/ABI/testing/sysfs-driver-intel-rapid-start b/Documentation/ABI/testing/sysfs-driver-intel-rapid-start new file mode 100644 index 0000000..5a7d2e2 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-intel-rapid-start @@ -0,0 +1,21 @@ +What: /sys/bus/acpi/intel-rapid-start/wakeup_events +Date: July 2, 2013 +KernelVersion: 3.11 +Contact: Matthew Garrett +Description: An integer representing a set of wakeup events as follows: + 1: Wake to enter hibernation when the wakeup timer expires + 2: Wake to enter hibernation when the battery reaches a + critical level + + These values are ORed together. For example, a value of 3 + indicates that the system will wake to enter hibernation when + either the wakeup timer expires or the battery reaches a + critical level. + +What: /sys/bus/acpi/intel-rapid-start/wakeup_time +Date: July 2, 2013 +KernelVersion: 3.11 +Contact: Matthew Garrett +Description: An integer representing the length of time the system will + remain asleep before waking up to enter hibernation. + This value is in minutes. diff --git a/Documentation/DocBook/media/v4l/compat.xml b/Documentation/DocBook/media/v4l/compat.xml index f43542a..0c7195e 100644 --- a/Documentation/DocBook/media/v4l/compat.xml +++ b/Documentation/DocBook/media/v4l/compat.xml @@ -2254,7 +2254,7 @@ video encoding. The VIDIOC_G_CHIP_IDENT ioctl was renamed -to VIDIOC_G_CHIP_IDENT_OLD and &VIDIOC-DBG-G-CHIP-IDENT; +to VIDIOC_G_CHIP_IDENT_OLD and VIDIOC_DBG_G_CHIP_IDENT was introduced in its place. The old struct v4l2_chip_ident was renamed to v4l2_chip_ident_old. @@ -2513,6 +2513,16 @@ that used it. It was originally scheduled for removal in 2.6.35. +
+ V4L2 in Linux 3.11 + + + Remove obsolete VIDIOC_DBG_G_CHIP_IDENT ioctl. + + + +
+
Relation of V4L2 to other Linux multimedia APIs @@ -2596,7 +2606,7 @@ and may change in the future. ioctls. - &VIDIOC-DBG-G-CHIP-IDENT; ioctl. + &VIDIOC-DBG-G-CHIP-INFO; ioctl. &VIDIOC-ENUM-DV-TIMINGS;, &VIDIOC-QUERY-DV-TIMINGS; and diff --git a/Documentation/DocBook/media/v4l/v4l2.xml b/Documentation/DocBook/media/v4l/v4l2.xml index bfe823d..8469fe1 100644 --- a/Documentation/DocBook/media/v4l/v4l2.xml +++ b/Documentation/DocBook/media/v4l/v4l2.xml @@ -141,6 +141,14 @@ structs, ioctls) must be noted in more detail in the history chapter applications. --> + 3.11 + 2013-05-26 + hv + Remove obsolete VIDIOC_DBG_G_CHIP_IDENT ioctl. + + + + 3.10 2013-03-25 hv @@ -493,7 +501,7 @@ and discussions on the V4L mailing list. Video for Linux Two API Specification - Revision 3.10 + Revision 3.11 &sub-common; @@ -547,7 +555,6 @@ and discussions on the V4L mailing list. &sub-create-bufs; &sub-cropcap; - &sub-dbg-g-chip-ident; &sub-dbg-g-chip-info; &sub-dbg-g-register; &sub-decoder-cmd; diff --git a/Documentation/DocBook/media/v4l/vidioc-dbg-g-chip-ident.xml b/Documentation/DocBook/media/v4l/vidioc-dbg-g-chip-ident.xml deleted file mode 100644 index 921e185..0000000 --- a/Documentation/DocBook/media/v4l/vidioc-dbg-g-chip-ident.xml +++ /dev/null @@ -1,271 +0,0 @@ - - - ioctl VIDIOC_DBG_G_CHIP_IDENT - &manvol; - - - - VIDIOC_DBG_G_CHIP_IDENT - Identify the chips on a TV card - - - - - - int ioctl - int fd - int request - struct v4l2_dbg_chip_ident -*argp - - - - - - Arguments - - - - fd - - &fd; - - - - request - - VIDIOC_DBG_G_CHIP_IDENT - - - - argp - - - - - - - - - Description - - - Experimental - - This is an experimental interface and may change in -the future. - - - For driver debugging purposes this ioctl allows test -applications to query the driver about the chips present on the TV -card. Regular applications must not use it. When you found a chip -specific bug, please contact the linux-media mailing list (&v4l-ml;) -so it can be fixed. - - To query the driver applications must initialize the -match.type and -match.addr or match.name -fields of a &v4l2-dbg-chip-ident; -and call VIDIOC_DBG_G_CHIP_IDENT with a pointer to -this structure. On success the driver stores information about the -selected chip in the ident and -revision fields. On failure the structure -remains unchanged. - - When match.type is -V4L2_CHIP_MATCH_HOST, -match.addr selects the nth non-&i2c; chip -on the TV card. You can enumerate all chips by starting at zero and -incrementing match.addr by one until -VIDIOC_DBG_G_CHIP_IDENT fails with an &EINVAL;. -The number zero always selects the host chip, ⪚ the chip connected -to the PCI or USB bus. - - When match.type is -V4L2_CHIP_MATCH_I2C_DRIVER, -match.name contains the I2C driver name. -For instance -"saa7127" will match any chip -supported by the saa7127 driver, regardless of its &i2c; bus address. -When multiple chips supported by the same driver are present, the -ioctl will return V4L2_IDENT_AMBIGUOUS in the -ident field. - - When match.type is -V4L2_CHIP_MATCH_I2C_ADDR, -match.addr selects a chip by its 7 bit -&i2c; bus address. - - When match.type is -V4L2_CHIP_MATCH_AC97, -match.addr selects the nth AC97 chip -on the TV card. You can enumerate all chips by starting at zero and -incrementing match.addr by one until -VIDIOC_DBG_G_CHIP_IDENT fails with an &EINVAL;. - - On success, the ident field will -contain a chip ID from the Linux -media/v4l2-chip-ident.h header file, and the -revision field will contain a driver -specific value, or zero if no particular revision is associated with -this chip. - - When the driver could not identify the selected chip, -ident will contain -V4L2_IDENT_UNKNOWN. When no chip matched -the ioctl will succeed but the -ident field will contain -V4L2_IDENT_NONE. If multiple chips matched, -ident will contain -V4L2_IDENT_AMBIGUOUS. In all these cases the -revision field remains unchanged. - - This ioctl is optional, not all drivers may support it. It -was introduced in Linux 2.6.21, but the API was changed to the -one described here in 2.6.29. - - We recommended the v4l2-dbg -utility over calling this ioctl directly. It is available from the -LinuxTV v4l-dvb repository; see http://linuxtv.org/repo/ for -access instructions. - - - - struct <structname>v4l2_dbg_match</structname> - - &cs-ustr; - - - __u32 - type - See for a list of -possible types. - - - union - (anonymous) - - - - __u32 - addr - Match a chip by this number, interpreted according -to the type field. - - - - char - name[32] - Match a chip by this name, interpreted according -to the type field. - - - -
- - - struct <structname>v4l2_dbg_chip_ident</structname> - - &cs-str; - - - struct v4l2_dbg_match - match - How to match the chip, see . - - - __u32 - ident - A chip identifier as defined in the Linux -media/v4l2-chip-ident.h header file, or one of -the values from . - - - __u32 - revision - A chip revision, chip and driver specific. - - - -
- - - - Chip Match Types - - &cs-def; - - - V4L2_CHIP_MATCH_BRIDGE - 0 - Match the nth chip on the card, zero for the - bridge chip. Does not match sub-devices. - - - V4L2_CHIP_MATCH_I2C_DRIVER - 1 - Match an &i2c; chip by its driver name. - - - V4L2_CHIP_MATCH_I2C_ADDR - 2 - Match a chip by its 7 bit &i2c; bus address. - - - V4L2_CHIP_MATCH_AC97 - 3 - Match the nth anciliary AC97 chip. - - - V4L2_CHIP_MATCH_SUBDEV - 4 - Match the nth sub-device. Can't be used with this ioctl. - - - -
- - - - Chip Identifiers - - &cs-def; - - - V4L2_IDENT_NONE - 0 - No chip matched. - - - V4L2_IDENT_AMBIGUOUS - 1 - Multiple chips matched. - - - V4L2_IDENT_UNKNOWN - 2 - A chip is present at this address, but the driver -could not identify it. - - - -
- - - - &return-value; - - - - EINVAL - - The match_type is invalid. - - - - - diff --git a/Documentation/DocBook/media/v4l/vidioc-dbg-g-chip-info.xml b/Documentation/DocBook/media/v4l/vidioc-dbg-g-chip-info.xml index e1cece6..4c4603c 100644 --- a/Documentation/DocBook/media/v4l/vidioc-dbg-g-chip-info.xml +++ b/Documentation/DocBook/media/v4l/vidioc-dbg-g-chip-info.xml @@ -73,8 +73,7 @@ fields of a &v4l2-dbg-chip-info; and call VIDIOC_DBG_G_CHIP_INFO with a pointer to this structure. On success the driver stores information about the selected chip in the name and -flags fields. On failure the structure -remains unchanged. +flags fields. When match.type is V4L2_CHIP_MATCH_BRIDGE, @@ -132,7 +131,7 @@ to the type field. char name[32] Match a chip by this name, interpreted according -to the type field. +to the type field. Currently unused. @@ -183,21 +182,6 @@ is set, then the driver supports reading registers from the device. If bridge chip. Does not match sub-devices. - V4L2_CHIP_MATCH_I2C_DRIVER - 1 - Match an &i2c; chip by its driver name. Can't be used with this ioctl. - - - V4L2_CHIP_MATCH_I2C_ADDR - 2 - Match a chip by its 7 bit &i2c; bus address. Can't be used with this ioctl. - - - V4L2_CHIP_MATCH_AC97 - 3 - Match the nth anciliary AC97 chip. Can't be used with this ioctl. - - V4L2_CHIP_MATCH_SUBDEV 4 Match the nth sub-device. diff --git a/Documentation/DocBook/media/v4l/vidioc-dbg-g-register.xml b/Documentation/DocBook/media/v4l/vidioc-dbg-g-register.xml index d13bac9..3d038e7 100644 --- a/Documentation/DocBook/media/v4l/vidioc-dbg-g-register.xml +++ b/Documentation/DocBook/media/v4l/vidioc-dbg-g-register.xml @@ -76,7 +76,7 @@ compiled with the CONFIG_VIDEO_ADV_DEBUG option to enable these ioctls. To write a register applications must initialize all fields -of a &v4l2-dbg-register; and call +of a &v4l2-dbg-register; except for size and call VIDIOC_DBG_S_REGISTER with a pointer to this structure. The match.type and match.addr or match.name @@ -91,8 +91,8 @@ written into the register. reg fields, and call VIDIOC_DBG_G_REGISTER with a pointer to this structure. On success the driver stores the register value in the -val field. On failure the structure remains -unchanged. +val field and the size (in bytes) of the +value in size. When match.type is V4L2_CHIP_MATCH_BRIDGE, @@ -102,39 +102,9 @@ chip connected to the PCI or USB bus. You can find out which chips are present with the &VIDIOC-DBG-G-CHIP-INFO; ioctl. When match.type is -V4L2_CHIP_MATCH_I2C_DRIVER, -match.name contains the I2C driver name. -For instance -"saa7127" will match any chip -supported by the saa7127 driver, regardless of its &i2c; bus address. -When multiple chips supported by the same driver are present, the -effect of these ioctls is undefined. Again with the -&VIDIOC-DBG-G-CHIP-INFO; ioctl you can find out which &i2c; chips are -present. - - When match.type is -V4L2_CHIP_MATCH_I2C_ADDR, -match.addr selects a chip by its 7 bit &i2c; -bus address. - - When match.type is -V4L2_CHIP_MATCH_AC97, -match.addr selects the nth AC97 chip -on the TV card. - - When match.type is V4L2_CHIP_MATCH_SUBDEV, match.addr selects the nth sub-device. - - Success not guaranteed - - Due to a flaw in the Linux &i2c; bus driver these ioctls may -return successfully without actually reading or writing a register. To -catch the most likely failure we recommend a &VIDIOC-DBG-G-CHIP-INFO; -call confirming the presence of the selected &i2c; chip. - - These ioctls are optional, not all drivers may support them. However when a driver supports these ioctls it must also support &VIDIOC-DBG-G-CHIP-INFO;. Conversely it may support @@ -150,7 +120,7 @@ LinuxTV v4l-dvb repository; see http://linuxtv.org/repo/ for access instructions. - struct <structname>v4l2_dbg_match</structname> @@ -160,7 +130,7 @@ access instructions. __u32 type - See for a list of + See for a list of possible types. @@ -179,7 +149,7 @@ to the type field. char name[32] Match a chip by this name, interpreted according -to the type field. +to the type field. Currently unused. @@ -199,6 +169,11 @@ to the type field.How to match the chip, see . + __u32 + size + The register size in bytes. + + __u64 reg A register number. @@ -213,7 +188,7 @@ register.
- Chip Match Types @@ -227,21 +202,6 @@ register. bridge chip. Does not match sub-devices. - V4L2_CHIP_MATCH_I2C_DRIVER - 1 - Match an &i2c; chip by its driver name. - - - V4L2_CHIP_MATCH_I2C_ADDR - 2 - Match a chip by its 7 bit &i2c; bus address. - - - V4L2_CHIP_MATCH_AC97 - 3 - Match the nth anciliary AC97 chip. - - V4L2_CHIP_MATCH_SUBDEV 4 Match the nth sub-device. diff --git a/Documentation/DocBook/media/v4l/vidioc-querystd.xml b/Documentation/DocBook/media/v4l/vidioc-querystd.xml index fe80a18..2223485 100644 --- a/Documentation/DocBook/media/v4l/vidioc-querystd.xml +++ b/Documentation/DocBook/media/v4l/vidioc-querystd.xml @@ -54,7 +54,8 @@ standard automatically. To do so, applications call VIDIOC_QUERYSTD with a pointer to a &v4l2-std-id; type. The driver stores here a set of candidates, this can be a single flag or a set of supported standards if for example the hardware can only -distinguish between 50 and 60 Hz systems. When detection is not +distinguish between 50 and 60 Hz systems. If no signal was detected, +then the driver will return V4L2_STD_UNKNOWN. When detection is not possible or fails, the set must contain all standards supported by the current video input or output. diff --git a/Documentation/devicetree/bindings/arm/global_timer.txt b/Documentation/devicetree/bindings/arm/global_timer.txt new file mode 100644 index 0000000..1e54898 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/global_timer.txt @@ -0,0 +1,24 @@ + +* ARM Global Timer + Cortex-A9 are often associated with a per-core Global timer. + +** Timer node required properties: + +- compatible : Should be "arm,cortex-a9-global-timer" + Driver supports versions r2p0 and above. + +- interrupts : One interrupt to each core + +- reg : Specify the base address and the size of the GT timer + register window. + +- clocks : Should be phandle to a clock. + +Example: + + timer@2c000600 { + compatible = "arm,cortex-a9-global-timer"; + reg = <0x2c000600 0x20>; + interrupts = <1 13 0xf01>; + clocks = <&arm_periph_clk>; + }; diff --git a/Documentation/devicetree/bindings/gpio/men-a021-wdt.txt b/Documentation/devicetree/bindings/gpio/men-a021-wdt.txt new file mode 100644 index 0000000..370dee3 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/men-a021-wdt.txt @@ -0,0 +1,25 @@ +Bindings for MEN A21 Watchdog device connected to GPIO lines + +Required properties: +- compatible: "men,a021-wdt" +- gpios: Specifies the pins that control the Watchdog, order: + 1: Watchdog enable + 2: Watchdog fast-mode + 3: Watchdog trigger + 4: Watchdog reset cause bit 0 + 5: Watchdog reset cause bit 1 + 6: Watchdog reset cause bit 2 + +Optional properties: +- None + +Example: + watchdog { + compatible ="men,a021-wdt"; + gpios = <&gpio3 9 1 /* WD_EN */ + &gpio3 10 1 /* WD_FAST */ + &gpio3 11 1 /* WD_TRIG */ + &gpio3 6 1 /* RST_CAUSE[0] */ + &gpio3 7 1 /* RST_CAUSE[1] */ + &gpio3 8 1>; /* RST_CAUSE[2] */ + }; diff --git a/Documentation/devicetree/bindings/input/ads7846.txt b/Documentation/devicetree/bindings/input/ads7846.txt new file mode 100644 index 0000000..5f7619c --- /dev/null +++ b/Documentation/devicetree/bindings/input/ads7846.txt @@ -0,0 +1,91 @@ +Device tree bindings for TI's ADS7843, ADS7845, ADS7846, ADS7873, TSC2046 +SPI driven touch screen controllers. + +The node for this driver must be a child node of a SPI controller, hence +all mandatory properties described in + + Documentation/devicetree/bindings/spi/spi-bus.txt + +must be specified. + +Additional required properties: + + compatible Must be one of the following, depending on the + model: + "ti,tsc2046" + "ti,ads7843" + "ti,ads7845" + "ti,ads7846" + "ti,ads7873" + + interrupt-parent + interrupts An interrupt node describing the IRQ line the chip's + !PENIRQ pin is connected to. + vcc-supply A regulator node for the supply voltage. + + +Optional properties: + + ti,vref-delay-usecs vref supply delay in usecs, 0 for + external vref (u16). + ti,vref-mv The VREF voltage, in millivolts (u16). + ti,keep-vref-on set to keep vref on for differential + measurements as well + ti,swap-xy swap x and y axis + ti,settle-delay-usec Settling time of the analog signals; + a function of Vcc and the capacitance + on the X/Y drivers. If set to non-zero, + two samples are taken with settle_delay + us apart, and the second one is used. + ~150 uSec with 0.01uF caps (u16). + ti,penirq-recheck-delay-usecs If set to non-zero, after samples are + taken this delay is applied and penirq + is rechecked, to help avoid false + events. This value is affected by the + material used to build the touch layer + (u16). + ti,x-plate-ohms Resistance of the X-plate, + in Ohms (u16). + ti,y-plate-ohms Resistance of the Y-plate, + in Ohms (u16). + ti,x-min Minimum value on the X axis (u16). + ti,y-min Minimum value on the Y axis (u16). + ti,x-max Maximum value on the X axis (u16). + ti,y-max Minimum value on the Y axis (u16). + ti,pressure-min Minimum reported pressure value + (threshold) - u16. + ti,pressure-max Maximum reported pressure value (u16). + ti,debounce-max Max number of additional readings per + sample (u16). + ti,debounce-tol Tolerance used for filtering (u16). + ti,debounce-rep Additional consecutive good readings + required after the first two (u16). + ti,pendown-gpio-debounce Platform specific debounce time for the + pendown-gpio (u32). + pendown-gpio GPIO handle describing the pin the !PENIRQ + line is connected to. + linux,wakeup use any event on touchscreen as wakeup event. + + +Example for a TSC2046 chip connected to an McSPI controller of an OMAP SoC:: + + spi_controller { + tsc2046@0 { + reg = <0>; /* CS0 */ + compatible = "ti,tsc2046"; + interrupt-parent = <&gpio1>; + interrupts = <8 0>; /* BOOT6 / GPIO 8 */ + spi-max-frequency = <1000000>; + pendown-gpio = <&gpio1 8 0>; + vcc-supply = <®_vcc3>; + + ti,x-min = /bits/ 16 <0>; + ti,x-max = /bits/ 16 <8000>; + ti,y-min = /bits/ 16 <0>; + ti,y-max = /bits/ 16 <4800>; + ti,x-plate-ohms = /bits/ 16 <40>; + ti,pressure-max = /bits/ 16 <255>; + + linux,wakeup; + }; + }; diff --git a/Documentation/devicetree/bindings/media/exynos-fimc-lite.txt b/Documentation/devicetree/bindings/media/exynos-fimc-lite.txt index de9f6b7..0bf6fb7 100644 --- a/Documentation/devicetree/bindings/media/exynos-fimc-lite.txt +++ b/Documentation/devicetree/bindings/media/exynos-fimc-lite.txt @@ -2,8 +2,10 @@ Exynos4x12/Exynos5 SoC series camera host interface (FIMC-LITE) Required properties: -- compatible : should be "samsung,exynos4212-fimc-lite" for Exynos4212 and - Exynos4412 SoCs; +- compatible : should be one of: + "samsung,exynos4212-fimc-lite" for Exynos4212/4412 SoCs, + "samsung,exynos5250-fimc-lite" for Exynos5250 compatible + devices; - reg : physical base address and size of the device memory mapped registers; - interrupts : should contain FIMC-LITE interrupt; diff --git a/Documentation/devicetree/bindings/media/i2c/mt9p031.txt b/Documentation/devicetree/bindings/media/i2c/mt9p031.txt new file mode 100644 index 0000000..cb60443 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/mt9p031.txt @@ -0,0 +1,40 @@ +* Aptina 1/2.5-Inch 5Mp CMOS Digital Image Sensor + +The Aptina MT9P031 is a 1/2.5-inch CMOS active pixel digital image sensor with +an active array size of 2592H x 1944V. It is programmable through a simple +two-wire serial interface. + +Required Properties: +- compatible: value should be either one among the following + (a) "aptina,mt9p031" for mt9p031 sensor + (b) "aptina,mt9p031m" for mt9p031m sensor + +- input-clock-frequency: Input clock frequency. + +- pixel-clock-frequency: Pixel clock frequency. + +Optional Properties: +- reset-gpios: Chip reset GPIO + +For further reading on port node refer to +Documentation/devicetree/bindings/media/video-interfaces.txt. + +Example: + + i2c0@1c22000 { + ... + ... + mt9p031@5d { + compatible = "aptina,mt9p031"; + reg = <0x5d>; + reset-gpios = <&gpio3 30 0>; + + port { + mt9p031_1: endpoint { + input-clock-frequency = <6000000>; + pixel-clock-frequency = <96000000>; + }; + }; + }; + ... + }; diff --git a/Documentation/devicetree/bindings/media/i2c/tvp514x.txt b/Documentation/devicetree/bindings/media/i2c/tvp514x.txt new file mode 100644 index 0000000..46752cc --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/tvp514x.txt @@ -0,0 +1,44 @@ +* Texas Instruments TVP514x video decoder + +The TVP5146/TVP5146m2/TVP5147/TVP5147m1 device is high quality, single-chip +digital video decoder that digitizes and decodes all popular baseband analog +video formats into digital video component. The tvp514x decoder supports analog- +to-digital (A/D) conversion of component RGB and YPbPr signals as well as A/D +conversion and decoding of NTSC, PAL and SECAM composite and S-video into +component YCbCr. + +Required Properties : +- compatible : value should be either one among the following + (a) "ti,tvp5146" for tvp5146 decoder. + (b) "ti,tvp5146m2" for tvp5146m2 decoder. + (c) "ti,tvp5147" for tvp5147 decoder. + (d) "ti,tvp5147m1" for tvp5147m1 decoder. + +- hsync-active: HSYNC Polarity configuration for endpoint. + +- vsync-active: VSYNC Polarity configuration for endpoint. + +- pclk-sample: Clock polarity of the endpoint. + +For further reading on port node refer to Documentation/devicetree/bindings/ +media/video-interfaces.txt. + +Example: + + i2c0@1c22000 { + ... + ... + tvp514x@5c { + compatible = "ti,tvp5146"; + reg = <0x5c>; + + port { + tvp514x_1: endpoint { + hsync-active = <1>; + vsync-active = <1>; + pclk-sample = <0>; + }; + }; + }; + ... + }; diff --git a/Documentation/devicetree/bindings/media/samsung-fimc.txt b/Documentation/devicetree/bindings/media/samsung-fimc.txt index 51c776b..96312f6 100644 --- a/Documentation/devicetree/bindings/media/samsung-fimc.txt +++ b/Documentation/devicetree/bindings/media/samsung-fimc.txt @@ -127,22 +127,22 @@ Example: }; }; }; - }; - /* MIPI CSI-2 bus IF sensor */ - s5c73m3: sensor@0x1a { - compatible = "samsung,s5c73m3"; - reg = <0x1a>; - vddio-supply = <...>; + /* MIPI CSI-2 bus IF sensor */ + s5c73m3: sensor@0x1a { + compatible = "samsung,s5c73m3"; + reg = <0x1a>; + vddio-supply = <...>; - clock-frequency = <24000000>; - clocks = <...>; - clock-names = "mclk"; + clock-frequency = <24000000>; + clocks = <...>; + clock-names = "mclk"; - port { - s5c73m3_1: endpoint { - data-lanes = <1 2 3 4>; - remote-endpoint = <&csis0_ep>; + port { + s5c73m3_1: endpoint { + data-lanes = <1 2 3 4>; + remote-endpoint = <&csis0_ep>; + }; }; }; }; diff --git a/Documentation/devicetree/bindings/media/samsung-mipi-csis.txt b/Documentation/devicetree/bindings/media/samsung-mipi-csis.txt index 5f8e28e..be45f0b 100644 --- a/Documentation/devicetree/bindings/media/samsung-mipi-csis.txt +++ b/Documentation/devicetree/bindings/media/samsung-mipi-csis.txt @@ -5,8 +5,8 @@ Required properties: - compatible : "samsung,s5pv210-csis" for S5PV210 (S5PC110), "samsung,exynos4210-csis" for Exynos4210 (S5PC210), - "samsung,exynos4212-csis" for Exynos4212/Exynos4412 - SoC series; + "samsung,exynos4212-csis" for Exynos4212/Exynos4412, + "samsung,exynos5250-csis" for Exynos5250; - reg : offset and length of the register set for the device; - interrupts : should contain MIPI CSIS interrupt; the format of the interrupt specifier depends on the interrupt controller; diff --git a/Documentation/devicetree/bindings/media/sh_mobile_ceu.txt b/Documentation/devicetree/bindings/media/sh_mobile_ceu.txt new file mode 100644 index 0000000..1ce4e46 --- /dev/null +++ b/Documentation/devicetree/bindings/media/sh_mobile_ceu.txt @@ -0,0 +1,18 @@ +Bindings, specific for the sh_mobile_ceu_camera.c driver: + - compatible: Should be "renesas,sh-mobile-ceu" + - reg: register base and size + - interrupts: the interrupt number + - interrupt-parent: the interrupt controller + - renesas,max-width: maximum image width, supported on this SoC + - renesas,max-height: maximum image height, supported on this SoC + +Example: + +ceu0: ceu@0xfe910000 { + compatible = "renesas,sh-mobile-ceu"; + reg = <0xfe910000 0xa0>; + interrupt-parent = <&intcs>; + interrupts = <0x880>; + renesas,max-width = <8188>; + renesas,max-height = <8188>; +}; diff --git a/Documentation/devicetree/bindings/timer/marvell,orion-timer.txt b/Documentation/devicetree/bindings/timer/marvell,orion-timer.txt new file mode 100644 index 0000000..62bb826 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/marvell,orion-timer.txt @@ -0,0 +1,17 @@ +Marvell Orion SoC timer + +Required properties: +- compatible: shall be "marvell,orion-timer" +- reg: base address of the timer register starting with TIMERS CONTROL register +- interrupt-parent: phandle of the bridge interrupt controller +- interrupts: should contain the interrupts for Timer0 and Timer1 +- clocks: phandle of timer reference clock (tclk) + +Example: + timer: timer { + compatible = "marvell,orion-timer"; + reg = <0x20300 0x20>; + interrupt-parent = <&bridge_intc>; + interrupts = <1>, <2>; + clocks = <&core_clk 0>; + }; diff --git a/Documentation/devicetree/bindings/watchdog/brcm,bcm2835-pm-wdog.txt b/Documentation/devicetree/bindings/watchdog/brcm,bcm2835-pm-wdog.txt index d209366..f801d71 100644 --- a/Documentation/devicetree/bindings/watchdog/brcm,bcm2835-pm-wdog.txt +++ b/Documentation/devicetree/bindings/watchdog/brcm,bcm2835-pm-wdog.txt @@ -5,9 +5,14 @@ Required properties: - compatible : should be "brcm,bcm2835-pm-wdt" - reg : Specifies base physical address and size of the registers. +Optional properties: + +- timeout-sec : Contains the watchdog timeout in seconds + Example: watchdog { compatible = "brcm,bcm2835-pm-wdt"; reg = <0x7e100000 0x28>; + timeout-sec = <10>; }; diff --git a/Documentation/filesystems/xfs.txt b/Documentation/filesystems/xfs.txt index 83577f0..12525b1 100644 --- a/Documentation/filesystems/xfs.txt +++ b/Documentation/filesystems/xfs.txt @@ -18,6 +18,8 @@ Mount Options ============= When mounting an XFS filesystem, the following options are accepted. +For boolean mount options, the names with the (*) suffix is the +default behaviour. allocsize=size Sets the buffered I/O end-of-file preallocation size when @@ -25,97 +27,128 @@ When mounting an XFS filesystem, the following options are accepted. Valid values for this option are page size (typically 4KiB) through to 1GiB, inclusive, in power-of-2 increments. - attr2/noattr2 - The options enable/disable (default is disabled for backward - compatibility on-disk) an "opportunistic" improvement to be - made in the way inline extended attributes are stored on-disk. - When the new form is used for the first time (by setting or - removing extended attributes) the on-disk superblock feature - bit field will be updated to reflect this format being in use. + The default behaviour is for dynamic end-of-file + preallocation size, which uses a set of heuristics to + optimise the preallocation size based on the current + allocation patterns within the file and the access patterns + to the file. Specifying a fixed allocsize value turns off + the dynamic behaviour. + + attr2 + noattr2 + The options enable/disable an "opportunistic" improvement to + be made in the way inline extended attributes are stored + on-disk. When the new form is used for the first time when + attr2 is selected (either when setting or removing extended + attributes) the on-disk superblock feature bit field will be + updated to reflect this format being in use. + + The default behaviour is determined by the on-disk feature + bit indicating that attr2 behaviour is active. If either + mount option it set, then that becomes the new default used + by the filesystem. CRC enabled filesystems always use the attr2 format, and so will reject the noattr2 mount option if it is set. - barrier - Enables the use of block layer write barriers for writes into - the journal and unwritten extent conversion. This allows for - drive level write caching to be enabled, for devices that - support write barriers. + barrier (*) + nobarrier + Enables/disables the use of block layer write barriers for + writes into the journal and for data integrity operations. + This allows for drive level write caching to be enabled, for + devices that support write barriers. discard - Issue command to let the block device reclaim space freed by the - filesystem. This is useful for SSD devices, thinly provisioned - LUNs and virtual machine images, but may have a performance - impact. - - dmapi - Enable the DMAPI (Data Management API) event callouts. - Use with the "mtpt" option. - - grpid/bsdgroups and nogrpid/sysvgroups - These options define what group ID a newly created file gets. - When grpid is set, it takes the group ID of the directory in - which it is created; otherwise (the default) it takes the fsgid - of the current process, unless the directory has the setgid bit - set, in which case it takes the gid from the parent directory, - and also gets the setgid bit set if it is a directory itself. - - ihashsize=value - In memory inode hashes have been removed, so this option has - no function as of August 2007. Option is deprecated. - - ikeep/noikeep - When ikeep is specified, XFS does not delete empty inode clusters - and keeps them around on disk. ikeep is the traditional XFS - behaviour. When noikeep is specified, empty inode clusters - are returned to the free space pool. The default is noikeep for - non-DMAPI mounts, while ikeep is the default when DMAPI is in use. - - inode64 - Indicates that XFS is allowed to create inodes at any location - in the filesystem, including those which will result in inode - numbers occupying more than 32 bits of significance. This is - the default allocation option. Applications which do not handle - inode numbers bigger than 32 bits, should use inode32 option. + nodiscard (*) + Enable/disable the issuing of commands to let the block + device reclaim space freed by the filesystem. This is + useful for SSD devices, thinly provisioned LUNs and virtual + machine images, but may have a performance impact. + + Note: It is currently recommended that you use the fstrim + application to discard unused blocks rather than the discard + mount option because the performance impact of this option + is quite severe. + + grpid/bsdgroups + nogrpid/sysvgroups (*) + These options define what group ID a newly created file + gets. When grpid is set, it takes the group ID of the + directory in which it is created; otherwise it takes the + fsgid of the current process, unless the directory has the + setgid bit set, in which case it takes the gid from the + parent directory, and also gets the setgid bit set if it is + a directory itself. + + filestreams + Make the data allocator use the filestreams allocation mode + across the entire filesystem rather than just on directories + configured to use it. + + ikeep + noikeep (*) + When ikeep is specified, XFS does not delete empty inode + clusters and keeps them around on disk. When noikeep is + specified, empty inode clusters are returned to the free + space pool. inode32 - Indicates that XFS is limited to create inodes at locations which - will not result in inode numbers with more than 32 bits of - significance. This is provided for backwards compatibility, since - 64 bits inode numbers might cause problems for some applications - that cannot handle large inode numbers. - - largeio/nolargeio + inode64 (*) + When inode32 is specified, it indicates that XFS limits + inode creation to locations which will not result in inode + numbers with more than 32 bits of significance. + + When inode64 is specified, it indicates that XFS is allowed + to create inodes at any location in the filesystem, + including those which will result in inode numbers occupying + more than 32 bits of significance. + + inode32 is provided for backwards compatibility with older + systems and applications, since 64 bits inode numbers might + cause problems for some applications that cannot handle + large inode numbers. If applications are in use which do + not handle inode numbers bigger than 32 bits, the inode32 + option should be specified. + + + largeio + nolargeio (*) If "nolargeio" is specified, the optimal I/O reported in - st_blksize by stat(2) will be as small as possible to allow user - applications to avoid inefficient read/modify/write I/O. - If "largeio" specified, a filesystem that has a "swidth" specified - will return the "swidth" value (in bytes) in st_blksize. If the - filesystem does not have a "swidth" specified but does specify - an "allocsize" then "allocsize" (in bytes) will be returned - instead. - If neither of these two options are specified, then filesystem - will behave as if "nolargeio" was specified. + st_blksize by stat(2) will be as small as possible to allow + user applications to avoid inefficient read/modify/write + I/O. This is typically the page size of the machine, as + this is the granularity of the page cache. + + If "largeio" specified, a filesystem that was created with a + "swidth" specified will return the "swidth" value (in bytes) + in st_blksize. If the filesystem does not have a "swidth" + specified but does specify an "allocsize" then "allocsize" + (in bytes) will be returned instead. Otherwise the behaviour + is the same as if "nolargeio" was specified. logbufs=value - Set the number of in-memory log buffers. Valid numbers range - from 2-8 inclusive. - The default value is 8 buffers for filesystems with a - blocksize of 64KiB, 4 buffers for filesystems with a blocksize - of 32KiB, 3 buffers for filesystems with a blocksize of 16KiB - and 2 buffers for all other configurations. Increasing the - number of buffers may increase performance on some workloads - at the cost of the memory used for the additional log buffers - and their associated control structures. + Set the number of in-memory log buffers. Valid numbers + range from 2-8 inclusive. + + The default value is 8 buffers. + + If the memory cost of 8 log buffers is too high on small + systems, then it may be reduced at some cost to performance + on metadata intensive workloads. The logbsize option below + controls the size of each buffer and so is also relevent to + this case. logbsize=value - Set the size of each in-memory log buffer. - Size may be specified in bytes, or in kilobytes with a "k" suffix. - Valid sizes for version 1 and version 2 logs are 16384 (16k) and - 32768 (32k). Valid sizes for version 2 logs also include - 65536 (64k), 131072 (128k) and 262144 (256k). - The default value for machines with more than 32MiB of memory - is 32768, machines with less memory use 16384 by default. + Set the size of each in-memory log buffer. The size may be + specified in bytes, or in kilobytes with a "k" suffix. + Valid sizes for version 1 and version 2 logs are 16384 (16k) + and 32768 (32k). Valid sizes for version 2 logs also + include 65536 (64k), 131072 (128k) and 262144 (256k). The + logbsize must be an integer multiple of the log + stripe unit configured at mkfs time. + + The default value for for version 1 logs is 32768, while the + default value for version 2 logs is MAX(32768, log_sunit). logdev=device and rtdev=device Use an external log (metadata journal) and/or real-time device. @@ -124,16 +157,11 @@ When mounting an XFS filesystem, the following options are accepted. optional, and the log section can be separate from the data section or contained within it. - mtpt=mountpoint - Use with the "dmapi" option. The value specified here will be - included in the DMAPI mount event, and should be the path of - the actual mountpoint that is used. - noalign - Data allocations will not be aligned at stripe unit boundaries. - - noatime - Access timestamps are not updated when a file is read. + Data allocations will not be aligned at stripe unit + boundaries. This is only relevant to filesystems created + with non-zero data alignment parameters (sunit, swidth) by + mkfs. norecovery The filesystem will be mounted without running log recovery. @@ -144,8 +172,14 @@ When mounting an XFS filesystem, the following options are accepted. the mount will fail. nouuid - Don't check for double mounted file systems using the file system uuid. - This is useful to mount LVM snapshot volumes. + Don't check for double mounted file systems using the file + system uuid. This is useful to mount LVM snapshot volumes, + and often used in combination with "norecovery" for mounting + read-only snapshots. + + noquota + Forcibly turns off all quota accounting and enforcement + within the filesystem. uquota/usrquota/uqnoenforce/quota User disk quota accounting enabled, and limits (optionally) @@ -160,24 +194,64 @@ When mounting an XFS filesystem, the following options are accepted. enforced. Refer to xfs_quota(8) for further details. sunit=value and swidth=value - Used to specify the stripe unit and width for a RAID device or - a stripe volume. "value" must be specified in 512-byte block - units. - If this option is not specified and the filesystem was made on - a stripe volume or the stripe width or unit were specified for - the RAID device at mkfs time, then the mount system call will - restore the value from the superblock. For filesystems that - are made directly on RAID devices, these options can be used - to override the information in the superblock if the underlying - disk layout changes after the filesystem has been created. - The "swidth" option is required if the "sunit" option has been - specified, and must be a multiple of the "sunit" value. + Used to specify the stripe unit and width for a RAID device + or a stripe volume. "value" must be specified in 512-byte + block units. These options are only relevant to filesystems + that were created with non-zero data alignment parameters. + + The sunit and swidth parameters specified must be compatible + with the existing filesystem alignment characteristics. In + general, that means the only valid changes to sunit are + increasing it by a power-of-2 multiple. Valid swidth values + are any integer multiple of a valid sunit value. + + Typically the only time these mount options are necessary if + after an underlying RAID device has had it's geometry + modified, such as adding a new disk to a RAID5 lun and + reshaping it. swalloc Data allocations will be rounded up to stripe width boundaries when the current end of file is being extended and the file size is larger than the stripe width size. + wsync + When specified, all filesystem namespace operations are + executed synchronously. This ensures that when the namespace + operation (create, unlink, etc) completes, the change to the + namespace is on stable storage. This is useful in HA setups + where failover must not result in clients seeing + inconsistent namespace presentation during or after a + failover event. + + +Deprecated Mount Options +======================== + + delaylog/nodelaylog + Delayed logging is the only logging method that XFS supports + now, so these mount options are now ignored. + + Due for removal in 3.12. + + ihashsize=value + In memory inode hashes have been removed, so this option has + no function as of August 2007. Option is deprecated. + + Due for removal in 3.12. + + irixsgid + This behaviour is now controlled by a sysctl, so the mount + option is ignored. + + Due for removal in 3.12. + + osyncisdsync + osyncisosync + O_SYNC and O_DSYNC are fully supported, so there is no need + for these options any more. + + Due for removal in 3.12. sysctls ======= @@ -189,15 +263,20 @@ The following sysctls are available for the XFS filesystem: in /proc/fs/xfs/stat. It then immediately resets to "0". fs.xfs.xfssyncd_centisecs (Min: 100 Default: 3000 Max: 720000) - The interval at which the xfssyncd thread flushes metadata - out to disk. This thread will flush log activity out, and - do some processing on unlinked inodes. + The interval at which the filesystem flushes metadata + out to disk and runs internal cache cleanup routines. - fs.xfs.xfsbufd_centisecs (Min: 50 Default: 100 Max: 3000) - The interval at which xfsbufd scans the dirty metadata buffers list. + fs.xfs.filestream_centisecs (Min: 1 Default: 3000 Max: 360000) + The interval at which the filesystem ages filestreams cache + references and returns timed-out AGs back to the free stream + pool. - fs.xfs.age_buffer_centisecs (Min: 100 Default: 1500 Max: 720000) - The age at which xfsbufd flushes dirty metadata buffers to disk. + fs.xfs.speculative_prealloc_lifetime + (Units: seconds Min: 1 Default: 300 Max: 86400) + The interval at which the background scanning for inodes + with unused speculative preallocation runs. The scan + removes unused preallocation from clean inodes and releases + the unused space back to the free pool. fs.xfs.error_level (Min: 0 Default: 3 Max: 11) A volume knob for error reporting when internal errors occur. @@ -254,9 +333,31 @@ The following sysctls are available for the XFS filesystem: by the xfs_io(8) chattr command on a directory to be inherited by files in that directory. + fs.xfs.inherit_nodefrag (Min: 0 Default: 1 Max: 1) + Setting this to "1" will cause the "nodefrag" flag set + by the xfs_io(8) chattr command on a directory to be + inherited by files in that directory. + fs.xfs.rotorstep (Min: 1 Default: 1 Max: 256) In "inode32" allocation mode, this option determines how many files the allocator attempts to allocate in the same allocation group before moving to the next allocation group. The intent is to control the rate at which the allocator moves between allocation groups when allocating extents for new files. + +Deprecated Sysctls +================== + + fs.xfs.xfsbufd_centisecs (Min: 50 Default: 100 Max: 3000) + Dirty metadata is now tracked by the log subsystem and + flushing is driven by log space and idling demands. The + xfsbufd no longer exists, so this syctl does nothing. + + Due for removal in 3.14. + + fs.xfs.age_buffer_centisecs (Min: 100 Default: 1500 Max: 720000) + Dirty metadata is now tracked by the log subsystem and + flushing is driven by log space and idling demands. The + xfsbufd no longer exists, so this syctl does nothing. + + Due for removal in 3.14. diff --git a/Documentation/media-framework.txt b/Documentation/media-framework.txt index eeced24..f552a75 100644 --- a/Documentation/media-framework.txt +++ b/Documentation/media-framework.txt @@ -265,7 +265,7 @@ connected to another pad through an enabled link media_entity_find_link(struct media_pad *source, struct media_pad *sink); - media_entity_remote_source(struct media_pad *pad); + media_entity_remote_pad(struct media_pad *pad); Refer to the kerneldoc documentation for more information. diff --git a/Documentation/sysctl/net.txt b/Documentation/sysctl/net.txt index d69e14c..1c15043 100644 --- a/Documentation/sysctl/net.txt +++ b/Documentation/sysctl/net.txt @@ -50,26 +50,27 @@ The maximum number of packets that kernel can handle on a NAPI interrupt, it's a Per-CPU variable. Default: 64 -low_latency_read +busy_read ---------------- Low latency busy poll timeout for socket reads. (needs CONFIG_NET_LL_RX_POLL) Approximate time in us to busy loop waiting for packets on the device queue. -This sets the default value of the SO_LL socket option. -Can be set or overridden per socket by setting socket option SO_LL, which is -the preferred method of enabling. -If you need to enable the feature globally via sysctl, a value of 50 is recommended. +This sets the default value of the SO_BUSY_POLL socket option. +Can be set or overridden per socket by setting socket option SO_BUSY_POLL, +which is the preferred method of enabling. If you need to enable the feature +globally via sysctl, a value of 50 is recommended. Will increase power usage. Default: 0 (off) -low_latency_poll +busy_poll ---------------- Low latency busy poll timeout for poll and select. (needs CONFIG_NET_LL_RX_POLL) Approximate time in us to busy loop waiting for events. Recommended value depends on the number of sockets you poll on. For several sockets 50, for several hundreds 100. For more than that you probably want to use epoll. -Note that only sockets with SO_LL set will be busy polled, so you want to either -selectively set SO_LL on those sockets or set sysctl.net.low_latency_read globally. +Note that only sockets with SO_BUSY_POLL set will be busy polled, +so you want to either selectively set SO_BUSY_POLL on those sockets or set +sysctl.net.busy_read globally. Will increase power usage. Default: 0 (off) diff --git a/Documentation/video4linux/CARDLIST.bttv b/Documentation/video4linux/CARDLIST.bttv index 581f666..f144750 100644 --- a/Documentation/video4linux/CARDLIST.bttv +++ b/Documentation/video4linux/CARDLIST.bttv @@ -160,3 +160,6 @@ 159 -> ProVideo PV183 [1830:1540,1831:1540,1832:1540,1833:1540,1834:1540,1835:1540,1836:1540,1837:1540] 160 -> Tongwei Video Technology TD-3116 [f200:3116] 161 -> Aposonic W-DVR [0279:0228] +162 -> Adlink MPG24 +163 -> Bt848 Capture 14MHz +164 -> CyberVision CV06 (SV) diff --git a/Documentation/video4linux/CARDLIST.saa7134 b/Documentation/video4linux/CARDLIST.saa7134 index b3ad683..8df17d0 100644 --- a/Documentation/video4linux/CARDLIST.saa7134 +++ b/Documentation/video4linux/CARDLIST.saa7134 @@ -190,3 +190,4 @@ 189 -> Kworld PC150-U [17de:a134] 190 -> Asus My Cinema PS3-100 [1043:48cd] 191 -> Hawell HW-9004V1 +192 -> AverMedia AverTV Satellite Hybrid+FM A706 [1461:2055] diff --git a/Documentation/video4linux/CARDLIST.tuner b/Documentation/video4linux/CARDLIST.tuner index 5b83a3f..ac88621 100644 --- a/Documentation/video4linux/CARDLIST.tuner +++ b/Documentation/video4linux/CARDLIST.tuner @@ -86,6 +86,6 @@ tuner=85 - Philips FQ1236 MK5 tuner=86 - Tena TNF5337 MFD tuner=87 - Xceive 4000 tuner tuner=88 - Xceive 5000C tuner -tuner=89 - Sony PAL+SECAM (BTF-PG472Z) -tuner=90 - Sony NTSC-M-JP (BTF-PK467Z) -tuner=91 - Sony NTSC-M (BTF-PB463Z) +tuner=89 - Sony BTF-PG472Z PAL/SECAM +tuner=90 - Sony BTF-PK467Z NTSC-M-JP +tuner=91 - Sony BTF-PB463Z NTSC-M diff --git a/Documentation/video4linux/fimc.txt b/Documentation/video4linux/fimc.txt index 25f4d34..e51f1b5 100644 --- a/Documentation/video4linux/fimc.txt +++ b/Documentation/video4linux/fimc.txt @@ -1,6 +1,6 @@ Samsung S5P/EXYNOS4 FIMC driver -Copyright (C) 2012 Samsung Electronics Co., Ltd. +Copyright (C) 2012 - 2013 Samsung Electronics Co., Ltd. --------------------------------------------------------------------------- The FIMC (Fully Interactive Mobile Camera) device available in Samsung @@ -10,7 +10,7 @@ data from LCD controller (FIMD) through the SoC internal writeback data path. There are multiple FIMC instances in the SoCs (up to 4), having slightly different capabilities, like pixel alignment constraints, rotator availability, LCD writeback support, etc. The driver is located at -drivers/media/platform/s5p-fimc directory. +drivers/media/platform/exynos4-is directory. 1. Supported SoCs ================= @@ -36,21 +36,21 @@ Not currently supported: ===================== - media device driver - drivers/media/platform/s5p-fimc/fimc-mdevice.[ch] + drivers/media/platform/exynos4-is/media-dev.[ch] - camera capture video device driver - drivers/media/platform/s5p-fimc/fimc-capture.c + drivers/media/platform/exynos4-is/fimc-capture.c - MIPI-CSI2 receiver subdev - drivers/media/platform/s5p-fimc/mipi-csis.[ch] + drivers/media/platform/exynos4-is/mipi-csis.[ch] - video post-processor (mem-to-mem) - drivers/media/platform/s5p-fimc/fimc-core.c + drivers/media/platform/exynos4-is/fimc-core.c - common files - drivers/media/platform/s5p-fimc/fimc-core.h - drivers/media/platform/s5p-fimc/fimc-reg.h - drivers/media/platform/s5p-fimc/regs-fimc.h + drivers/media/platform/exynos4-is/fimc-core.h + drivers/media/platform/exynos4-is/fimc-reg.h + drivers/media/platform/exynos4-is/regs-fimc.h 4. User space interfaces ======================== @@ -143,7 +143,8 @@ or retrieve the information from /dev/media? with help of the media-ctl tool: 6. Platform support =================== -The machine code (plat-s5p and arch/arm/mach-*) must select following options +The machine code (arch/arm/plat-samsung and arch/arm/mach-*) must select +following options: CONFIG_S5P_DEV_FIMC0 mandatory CONFIG_S5P_DEV_FIMC1 \ diff --git a/Documentation/video4linux/v4l2-framework.txt b/Documentation/video4linux/v4l2-framework.txt index a300b28..6c4866b 100644 --- a/Documentation/video4linux/v4l2-framework.txt +++ b/Documentation/video4linux/v4l2-framework.txt @@ -246,7 +246,6 @@ may be NULL if the subdev driver does not support anything from that category. It looks like this: struct v4l2_subdev_core_ops { - int (*g_chip_ident)(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip); int (*log_status)(struct v4l2_subdev *sd); int (*init)(struct v4l2_subdev *sd, u32 val); ... @@ -326,8 +325,27 @@ that width, height and the media bus pixel code are equal on both source and sink of the link. Subdev drivers are also free to use this function to perform the checks mentioned above in addition to their own checks. -A device (bridge) driver needs to register the v4l2_subdev with the -v4l2_device: +There are currently two ways to register subdevices with the V4L2 core. The +first (traditional) possibility is to have subdevices registered by bridge +drivers. This can be done when the bridge driver has the complete information +about subdevices connected to it and knows exactly when to register them. This +is typically the case for internal subdevices, like video data processing units +within SoCs or complex PCI(e) boards, camera sensors in USB cameras or connected +to SoCs, which pass information about them to bridge drivers, usually in their +platform data. + +There are however also situations where subdevices have to be registered +asynchronously to bridge devices. An example of such a configuration is a Device +Tree based system where information about subdevices is made available to the +system independently from the bridge devices, e.g. when subdevices are defined +in DT as I2C device nodes. The API used in this second case is described further +below. + +Using one or the other registration method only affects the probing process, the +run-time bridge-subdevice interaction is in both cases the same. + +In the synchronous case a device (bridge) driver needs to register the +v4l2_subdev with the v4l2_device: int err = v4l2_device_register_subdev(v4l2_dev, sd); @@ -346,24 +364,24 @@ Afterwards the subdev module can be unloaded and sd->dev == NULL. You can call an ops function either directly: - err = sd->ops->core->g_chip_ident(sd, &chip); + err = sd->ops->core->g_std(sd, &norm); but it is better and easier to use this macro: - err = v4l2_subdev_call(sd, core, g_chip_ident, &chip); + err = v4l2_subdev_call(sd, core, g_std, &norm); The macro will to the right NULL pointer checks and returns -ENODEV if subdev -is NULL, -ENOIOCTLCMD if either subdev->core or subdev->core->g_chip_ident is -NULL, or the actual result of the subdev->ops->core->g_chip_ident ops. +is NULL, -ENOIOCTLCMD if either subdev->core or subdev->core->g_std is +NULL, or the actual result of the subdev->ops->core->g_std ops. It is also possible to call all or a subset of the sub-devices: - v4l2_device_call_all(v4l2_dev, 0, core, g_chip_ident, &chip); + v4l2_device_call_all(v4l2_dev, 0, core, g_std, &norm); Any subdev that does not support this ops is skipped and error results are ignored. If you want to check for errors use this: - err = v4l2_device_call_until_err(v4l2_dev, 0, core, g_chip_ident, &chip); + err = v4l2_device_call_until_err(v4l2_dev, 0, core, g_std, &norm); Any error except -ENOIOCTLCMD will exit the loop with that error. If no errors (except -ENOIOCTLCMD) occurred, then 0 is returned. @@ -394,6 +412,30 @@ controlled through GPIO pins. This distinction is only relevant when setting up the device, but once the subdev is registered it is completely transparent. +In the asynchronous case subdevice probing can be invoked independently of the +bridge driver availability. The subdevice driver then has to verify whether all +the requirements for a successful probing are satisfied. This can include a +check for a master clock availability. If any of the conditions aren't satisfied +the driver might decide to return -EPROBE_DEFER to request further reprobing +attempts. Once all conditions are met the subdevice shall be registered using +the v4l2_async_register_subdev() function. Unregistration is performed using +the v4l2_async_unregister_subdev() call. Subdevices registered this way are +stored in a global list of subdevices, ready to be picked up by bridge drivers. + +Bridge drivers in turn have to register a notifier object with an array of +subdevice descriptors that the bridge device needs for its operation. This is +performed using the v4l2_async_notifier_register() call. To unregister the +notifier the driver has to call v4l2_async_notifier_unregister(). The former of +the two functions takes two arguments: a pointer to struct v4l2_device and a +pointer to struct v4l2_async_notifier. The latter contains a pointer to an array +of pointers to subdevice descriptors of type struct v4l2_async_subdev type. The +V4L2 core will then use these descriptors to match asynchronously registered +subdevices to them. If a match is detected the .bound() notifier callback is +called. After all subdevices have been located the .complete() callback is +called. When a subdevice is removed from the system the .unbind() method is +called. All three callbacks are optional. + + V4L2 sub-device userspace API ----------------------------- @@ -575,9 +617,13 @@ of the video device exits. The default video_device_release() callback just calls kfree to free the allocated memory. +There is also a video_device_release_empty() function that does nothing +(is empty) and can be used if the struct is embedded and there is nothing +to do when it is released. + You should also set these fields: -- v4l2_dev: set to the v4l2_device parent device. +- v4l2_dev: must be set to the v4l2_device parent device. - name: set to something descriptive and unique. @@ -614,15 +660,16 @@ You should also set these fields: If you want to have a separate priority state per (group of) device node(s), then you can point it to your own struct v4l2_prio_state. -- parent: you only set this if v4l2_device was registered with NULL as +- dev_parent: you only set this if v4l2_device was registered with NULL as the parent device struct. This only happens in cases where one hardware device has multiple PCI devices that all share the same v4l2_device core. The cx88 driver is an example of this: one core v4l2_device struct, but - it is used by both an raw video PCI device (cx8800) and a MPEG PCI device - (cx8802). Since the v4l2_device cannot be associated with a particular - PCI device it is setup without a parent device. But when the struct - video_device is setup you do know which parent PCI device to use. + it is used by both a raw video PCI device (cx8800) and a MPEG PCI device + (cx8802). Since the v4l2_device cannot be associated with two PCI devices + at the same time it is setup without a parent device. But when the struct + video_device is initialized you *do* know which parent PCI device to use and + so you set dev_device to the correct PCI device. - flags: optional. Set to V4L2_FL_USE_FH_PRIO if you want to let the framework handle the VIDIOC_G/S_PRIORITY ioctls. This requires that you use struct @@ -1061,3 +1108,29 @@ available event type is 'class base + 1'. An example on how the V4L2 events may be used can be found in the OMAP 3 ISP driver (drivers/media/platform/omap3isp). + + +V4L2 clocks +----------- + +Many subdevices, like camera sensors, TV decoders and encoders, need a clock +signal to be supplied by the system. Often this clock is supplied by the +respective bridge device. The Linux kernel provides a Common Clock Framework for +this purpose. However, it is not (yet) available on all architectures. Besides, +the nature of the multi-functional (clock, data + synchronisation, I2C control) +connection of subdevices to the system might impose special requirements on the +clock API usage. E.g. V4L2 has to support clock provider driver unregistration +while a subdevice driver is holding a reference to the clock. For these reasons +a V4L2 clock helper API has been developed and is provided to bridge and +subdevice drivers. + +The API consists of two parts: two functions to register and unregister a V4L2 +clock source: v4l2_clk_register() and v4l2_clk_unregister() and calls to control +a clock object, similar to the respective generic clock API calls: +v4l2_clk_get(), v4l2_clk_put(), v4l2_clk_enable(), v4l2_clk_disable(), +v4l2_clk_get_rate(), and v4l2_clk_set_rate(). Clock suppliers have to provide +clock operations that will be called when clock users invoke respective API +methods. + +It is expected that once the CCF becomes available on all relevant +architectures this API will be removed. diff --git a/Documentation/watchdog/watchdog-parameters.txt b/Documentation/watchdog/watchdog-parameters.txt index 04fddbac..f9492fe 100644 --- a/Documentation/watchdog/watchdog-parameters.txt +++ b/Documentation/watchdog/watchdog-parameters.txt @@ -194,14 +194,6 @@ reset: Watchdog Interrupt/Reset Mode. 0 = interrupt, 1 = reset nowayout: Watchdog cannot be stopped once started (default=kernel config parameter) ------------------------------------------------- -mpcore_wdt: -mpcore_margin: MPcore timer margin in seconds. - (0 < mpcore_margin < 65536, default=60) -nowayout: Watchdog cannot be stopped once started - (default=kernel config parameter) -mpcore_noboot: MPcore watchdog action, set to 1 to ignore reboots, - 0 to reboot (default=0 -------------------------------------------------- mv64x60_wdt: nowayout: Watchdog cannot be stopped once started (default=kernel config parameter) diff --git a/Documentation/zh_CN/video4linux/v4l2-framework.txt b/Documentation/zh_CN/video4linux/v4l2-framework.txt index 44c1d93..0da95db 100644 --- a/Documentation/zh_CN/video4linux/v4l2-framework.txt +++ b/Documentation/zh_CN/video4linux/v4l2-framework.txt @@ -247,7 +247,6 @@ i2c_client 结构体，i2c_set_clientdata() 函数可用于保存一个 v4l2_sub 这些结构体定义如下： struct v4l2_subdev_core_ops { - int (*g_chip_ident)(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip); int (*log_status)(struct v4l2_subdev *sd); int (*init)(struct v4l2_subdev *sd, u32 val); ... @@ -337,24 +336,24 @@ subdev->dev 域就指向了 v4l2_device。 注册之设备后，可通过以下方式直接调用其操作函数： - err = sd->ops->core->g_chip_ident(sd, &chip); + err = sd->ops->core->g_std(sd, &norm); 但使用如下宏会比较容易且合适： - err = v4l2_subdev_call(sd, core, g_chip_ident, &chip); + err = v4l2_subdev_call(sd, core, g_std, &norm); 这个宏将会做 NULL 指针检查，如果 subdev 为 NULL，则返回-ENODEV；如果 -subdev->core 或 subdev->core->g_chip_ident 为 NULL，则返回 -ENOIOCTLCMD； -否则将返回 subdev->ops->core->g_chip_ident ops 调用的实际结果。 +subdev->core 或 subdev->core->g_std 为 NULL，则返回 -ENOIOCTLCMD； +否则将返回 subdev->ops->core->g_std ops 调用的实际结果。 有时也可能同时调用所有或一系列子设备的某个操作函数： - v4l2_device_call_all(v4l2_dev, 0, core, g_chip_ident, &chip); + v4l2_device_call_all(v4l2_dev, 0, core, g_std, &norm); 任何不支持此操作的子设备都会被跳过，并忽略错误返回值。但如果你需要 检查出错码，则可使用如下函数： - err = v4l2_device_call_until_err(v4l2_dev, 0, core, g_chip_ident, &chip); + err = v4l2_device_call_until_err(v4l2_dev, 0, core, g_std, &norm); 除 -ENOIOCTLCMD 外的任何错误都会跳出循环并返回错误值。如果（除 -ENOIOCTLCMD 外）没有错误发生，则返回 0。 diff --git a/MAINTAINERS b/MAINTAINERS index 9d771d9..bf61e04 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1165,15 +1165,6 @@ L: linux-media@vger.kernel.org S: Maintained F: drivers/media/platform/s5p-g2d/ -ARM/SAMSUNG S5P SERIES FIMC SUPPORT -M: Kyungmin Park -M: Sylwester Nawrocki -L: linux-arm-kernel@lists.infradead.org -L: linux-media@vger.kernel.org -S: Maintained -F: arch/arm/plat-samsung/include/plat/*fimc* -F: drivers/media/platform/s5p-fimc/ - ARM/SAMSUNG S5P SERIES Multi Format Codec (MFC) SUPPORT M: Kyungmin Park M: Kamil Debski @@ -1595,7 +1586,7 @@ F: include/net/ax25.h F: net/ax25/ AZ6007 DVB DRIVER -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org W: http://linuxtv.org T: git git://linuxtv.org/media_tree.git @@ -1880,7 +1871,7 @@ F: Documentation/filesystems/btrfs.txt F: fs/btrfs/ BTTV VIDEO4LINUX DRIVER -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org W: http://linuxtv.org T: git git://linuxtv.org/media_tree.git @@ -2368,7 +2359,7 @@ F: drivers/media/common/cx2341x* F: include/media/cx2341x* CX88 VIDEO4LINUX DRIVER -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org W: http://linuxtv.org T: git git://linuxtv.org/media_tree.git @@ -2990,7 +2981,7 @@ S: Maintained F: drivers/edac/e7xxx_edac.c EDAC-GHES -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-edac@vger.kernel.org W: bluesmoke.sourceforge.net S: Maintained @@ -3018,21 +3009,21 @@ S: Maintained F: drivers/edac/i5000_edac.c EDAC-I5400 -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-edac@vger.kernel.org W: bluesmoke.sourceforge.net S: Maintained F: drivers/edac/i5400_edac.c EDAC-I7300 -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-edac@vger.kernel.org W: bluesmoke.sourceforge.net S: Maintained F: drivers/edac/i7300_edac.c EDAC-I7CORE -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-edac@vger.kernel.org W: bluesmoke.sourceforge.net S: Maintained @@ -3061,7 +3052,7 @@ S: Maintained F: drivers/edac/r82600_edac.c EDAC-SBRIDGE -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-edac@vger.kernel.org W: bluesmoke.sourceforge.net S: Maintained @@ -3121,7 +3112,7 @@ S: Maintained F: drivers/net/ethernet/ibm/ehea/ EM28XX VIDEO4LINUX DRIVER -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org W: http://linuxtv.org T: git git://linuxtv.org/media_tree.git @@ -5317,7 +5308,7 @@ S: Maintained F: drivers/media/radio/radio-maxiradio* MEDIA INPUT INFRASTRUCTURE (V4L/DVB) -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab P: LinuxTV.org Project L: linux-media@vger.kernel.org W: http://linuxtv.org @@ -5396,6 +5387,12 @@ F: drivers/mtd/ F: include/linux/mtd/ F: include/uapi/mtd/ +MEN A21 WATCHDOG DRIVER +M: Johannes Thumshirn +L: linux-watchdog@vger.kernel.org +S: Supported +F: drivers/watchdog/mena21_wdt.c + METAG ARCHITECTURE M: James Hogan S: Supported @@ -5439,6 +5436,28 @@ W: http://linuxtv.org S: Odd Fixes F: drivers/media/radio/radio-miropcm20* +Mellanox MLX5 core VPI driver +M: Eli Cohen +L: netdev@vger.kernel.org +L: linux-rdma@vger.kernel.org +W: http://www.mellanox.com +Q: http://patchwork.ozlabs.org/project/netdev/list/ +Q: http://patchwork.kernel.org/project/linux-rdma/list/ +T: git://openfabrics.org/~eli/connect-ib.git +S: Supported +F: drivers/net/ethernet/mellanox/mlx5/core/ +F: include/linux/mlx5/ + +Mellanox MLX5 IB driver +M: Eli Cohen +L: linux-rdma@vger.kernel.org +W: http://www.mellanox.com +Q: http://patchwork.kernel.org/project/linux-rdma/list/ +T: git://openfabrics.org/~eli/connect-ib.git +S: Supported +F: include/linux/mlx5/ +F: drivers/infiniband/hw/mlx5/ + MODULE SUPPORT M: Rusty Russell S: Maintained @@ -6662,10 +6681,12 @@ F: Documentation/networking/LICENSE.qla3xxx F: drivers/net/ethernet/qlogic/qla3xxx.* QLOGIC QLCNIC (1/10)Gb ETHERNET DRIVER +M: Himanshu Madhani M: Rajesh Borundia M: Shahed Shaikh M: Jitendra Kalsaria M: Sony Chacko +M: Sucheta Chakraborty M: linux-driver@qlogic.com L: netdev@vger.kernel.org S: Supported @@ -7013,7 +7034,7 @@ S: Odd Fixes F: drivers/media/i2c/saa6588* SAA7134 VIDEO4LINUX DRIVER -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org W: http://linuxtv.org T: git git://linuxtv.org/media_tree.git @@ -7058,6 +7079,15 @@ F: drivers/regulator/s5m*.c F: drivers/rtc/rtc-sec.c F: include/linux/mfd/samsung/ +SAMSUNG S5P/EXYNOS4 SOC SERIES CAMERA SUBSYSTEM DRIVERS +M: Kyungmin Park +M: Sylwester Nawrocki +L: linux-media@vger.kernel.org +Q: https://patchwork.linuxtv.org/project/linux-media/list/ +S: Supported +F: drivers/media/platform/exynos4-is/ +F: include/media/s5p_fimc.h + SAMSUNG S3C24XX/S3C64XX SOC SERIES CAMIF DRIVER M: Sylwester Nawrocki L: linux-media@vger.kernel.org @@ -7375,7 +7405,7 @@ S: Odd Fixes F: drivers/media/radio/radio-si4713.h SIANO DVB DRIVER -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org W: http://linuxtv.org T: git git://linuxtv.org/media_tree.git @@ -8080,7 +8110,7 @@ S: Maintained F: drivers/media/i2c/tda9840* TEA5761 TUNER DRIVER -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org W: http://linuxtv.org T: git git://linuxtv.org/media_tree.git @@ -8088,7 +8118,7 @@ S: Odd fixes F: drivers/media/tuners/tea5761.* TEA5767 TUNER DRIVER -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org W: http://linuxtv.org T: git git://linuxtv.org/media_tree.git @@ -8327,7 +8357,7 @@ F: include/linux/shmem_fs.h F: mm/shmem.c TM6000 VIDEO4LINUX DRIVER -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org W: http://linuxtv.org T: git git://linuxtv.org/media_tree.git @@ -9184,7 +9214,7 @@ S: Maintained F: arch/x86/kernel/cpu/mcheck/* XC2028/3028 TUNER DRIVER -M: Mauro Carvalho Chehab +M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org W: http://linuxtv.org T: git git://linuxtv.org/media_tree.git diff --git a/Makefile b/Makefile index 4e3575c..9262ba8 100644 --- a/Makefile +++ b/Makefile @@ -1,8 +1,8 @@ VERSION = 3 -PATCHLEVEL = 10 +PATCHLEVEL = 11 SUBLEVEL = 0 -EXTRAVERSION = -NAME = Unicycling Gorilla +EXTRAVERSION = -rc1 +NAME = Linux for Workgroups # *DOCUMENTATION* # To see a list of typical targets execute "make help" diff --git a/arch/alpha/include/uapi/asm/fcntl.h b/arch/alpha/include/uapi/asm/fcntl.h index dfdadb0..09f49a6 100644 --- a/arch/alpha/include/uapi/asm/fcntl.h +++ b/arch/alpha/include/uapi/asm/fcntl.h @@ -32,7 +32,7 @@ #define O_SYNC (__O_SYNC|O_DSYNC) #define O_PATH 040000000 -#define O_TMPFILE 0100000000 +#define __O_TMPFILE 0100000000 #define F_GETLK 7 #define F_SETLK 8 diff --git a/arch/alpha/include/uapi/asm/socket.h b/arch/alpha/include/uapi/asm/socket.h index 4885825..467de01 100644 --- a/arch/alpha/include/uapi/asm/socket.h +++ b/arch/alpha/include/uapi/asm/socket.h @@ -81,6 +81,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _UAPI_ASM_SOCKET_H */ diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 0ac9be6..ba412e0 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1316,7 +1316,7 @@ config ARM_ERRATA_754327 config ARM_ERRATA_364296 bool "ARM errata: Possible cache data corruption with hit-under-miss enabled" - depends on CPU_V6 && !SMP + depends on CPU_V6 help This options enables the workaround for the 364296 ARM1136 r0p2 erratum (possible cache data corruption with diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 5b7be8d..e401a76 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -510,6 +510,16 @@ choice Say Y here if you want the debug print routines to direct their output to the uart1 port on SiRFmarco devices. + config DEBUG_STI_UART + depends on ARCH_STI + bool "Use StiH415/416 ASC for low-level debug" + help + Say Y here if you want kernel low-level debugging support + on StiH415/416 based platforms like B2000, B2020. + It support UART2 and SBC_UART1. + + If unsure, say N. + config DEBUG_U300_UART bool "Kernel low-level debugging messages via U300 UART0" depends on ARCH_U300 @@ -564,16 +574,6 @@ choice This option selects UART0 on VIA/Wondermedia System-on-a-chip devices, including VT8500, WM8505, WM8650 and WM8850. - config DEBUG_STI_UART - depends on ARCH_STI - bool "Use StiH415/416 ASC for low-level debug" - help - Say Y here if you want kernel low-level debugging support - on StiH415/416 based platforms like B2000, B2020. - It support UART2 and SBC_UART1. - - If unsure, say N. - config DEBUG_LL_UART_NONE bool "No low-level debugging UART" depends on !ARCH_MULTIPLATFORM diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts index ab177b4..365760b 100644 --- a/arch/arm/boot/dts/tegra20-seaboard.dts +++ b/arch/arm/boot/dts/tegra20-seaboard.dts @@ -828,6 +828,7 @@ regulator-name = "vdd_vbus_wup1"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; + enable-active-high; gpio = <&gpio 24 0>; /* PD0 */ }; }; diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts index 1701599..ed4b901 100644 --- a/arch/arm/boot/dts/tegra20-trimslice.dts +++ b/arch/arm/boot/dts/tegra20-trimslice.dts @@ -410,6 +410,7 @@ regulator-name = "usb1_vbus"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; + enable-active-high; gpio = <&gpio 170 0>; /* PV2 */ }; }; diff --git a/arch/arm/boot/dts/tegra20-whistler.dts b/arch/arm/boot/dts/tegra20-whistler.dts index ea078ab..ab67c94 100644 --- a/arch/arm/boot/dts/tegra20-whistler.dts +++ b/arch/arm/boot/dts/tegra20-whistler.dts @@ -586,6 +586,7 @@ regulator-name = "vbus1"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; + enable-active-high; gpio = <&tca6416 0 0>; /* GPIO_PMU0 */ }; @@ -595,6 +596,7 @@ regulator-name = "vbus3"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; + enable-active-high; gpio = <&tca6416 1 0>; /* GPIO_PMU1 */ }; }; diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig index 340d550..fe0bdc3 100644 --- a/arch/arm/configs/multi_v7_defconfig +++ b/arch/arm/configs/multi_v7_defconfig @@ -1,88 +1,167 @@ -CONFIG_EXPERIMENTAL=y +CONFIG_IRQ_DOMAIN_DEBUG=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y CONFIG_BLK_DEV_INITRD=y CONFIG_ARCH_MVEBU=y CONFIG_MACH_ARMADA_370=y -CONFIG_ARCH_SIRF=y CONFIG_MACH_ARMADA_XP=y +CONFIG_ARCH_BCM=y +CONFIG_GPIO_PCA953X=y CONFIG_ARCH_HIGHBANK=y +CONFIG_ARCH_KEYSTONE=y +CONFIG_ARCH_MXC=y +CONFIG_MACH_IMX51_DT=y +CONFIG_SOC_IMX53=y +CONFIG_SOC_IMX6Q=y +CONFIG_SOC_IMX6SL=y +CONFIG_SOC_VF610=y +CONFIG_ARCH_OMAP3=y +CONFIG_ARCH_OMAP4=y +CONFIG_SOC_OMAP5=y +CONFIG_SOC_AM33XX=y +CONFIG_SOC_AM43XX=y +CONFIG_ARCH_ROCKCHIP=y CONFIG_ARCH_SOCFPGA=y -CONFIG_ARCH_SUNXI=y -CONFIG_ARCH_WM8850=y -# CONFIG_ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA is not set -CONFIG_ARCH_ZYNQ=y -CONFIG_ARM_ERRATA_754322=y CONFIG_PLAT_SPEAR=y CONFIG_ARCH_SPEAR13XX=y CONFIG_MACH_SPEAR1310=y CONFIG_MACH_SPEAR1340=y +CONFIG_ARCH_STI=y +CONFIG_ARCH_SUNXI=y +CONFIG_ARCH_SIRF=y +CONFIG_ARCH_TEGRA=y +CONFIG_ARCH_TEGRA_2x_SOC=y +CONFIG_ARCH_TEGRA_3x_SOC=y +CONFIG_ARCH_TEGRA_114_SOC=y +CONFIG_TEGRA_PCI=y +CONFIG_TEGRA_EMC_SCALING_ENABLE=y +CONFIG_ARCH_U8500=y +CONFIG_MACH_SNOWBALL=y +CONFIG_MACH_UX500_DT=y +CONFIG_ARCH_VEXPRESS=y +CONFIG_ARCH_VEXPRESS_CA9X4=y +CONFIG_ARCH_VIRT=y +CONFIG_ARCH_WM8850=y +CONFIG_ARCH_ZYNQ=y CONFIG_SMP=y -CONFIG_ARM_ARCH_TIMER=y -CONFIG_AEABI=y -CONFIG_HIGHMEM=y CONFIG_HIGHPTE=y CONFIG_ARM_APPENDED_DTB=y -CONFIG_VFP=y -CONFIG_NEON=y CONFIG_NET=y +CONFIG_UNIX=y +CONFIG_INET=y +CONFIG_IP_PNP=y +CONFIG_IP_PNP_DHCP=y +CONFIG_DEVTMPFS=y +CONFIG_DEVTMPFS_MOUNT=y CONFIG_BLK_DEV_SD=y CONFIG_ATA=y +CONFIG_SATA_AHCI_PLATFORM=y CONFIG_SATA_HIGHBANK=y CONFIG_SATA_MV=y -CONFIG_SATA_AHCI_PLATFORM=y CONFIG_NETDEVICES=y CONFIG_SUN4I_EMAC=y CONFIG_NET_CALXEDA_XGMAC=y CONFIG_SMSC911X=y CONFIG_STMMAC_ETH=y -CONFIG_SERIO_AMBAKMI=y CONFIG_MDIO_SUN4I=y +CONFIG_KEYBOARD_SPEAR=y +CONFIG_SERIO_AMBAKMI=y CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_8250_DW=y -CONFIG_KEYBOARD_SPEAR=y CONFIG_SERIAL_AMBA_PL011=y CONFIG_SERIAL_AMBA_PL011_CONSOLE=y -CONFIG_SERIAL_OF_PLATFORM=y CONFIG_SERIAL_SIRFSOC=y CONFIG_SERIAL_SIRFSOC_CONSOLE=y +CONFIG_SERIAL_TEGRA=y +CONFIG_SERIAL_IMX=y +CONFIG_SERIAL_IMX_CONSOLE=y CONFIG_SERIAL_VT8500=y CONFIG_SERIAL_VT8500_CONSOLE=y +CONFIG_SERIAL_OF_PLATFORM=y +CONFIG_SERIAL_OMAP=y +CONFIG_SERIAL_OMAP_CONSOLE=y CONFIG_SERIAL_XILINX_PS_UART=y CONFIG_SERIAL_XILINX_PS_UART_CONSOLE=y -CONFIG_IPMI_HANDLER=y -CONFIG_IPMI_SI=y -CONFIG_I2C=y +CONFIG_SERIAL_FSL_LPUART=y +CONFIG_SERIAL_FSL_LPUART_CONSOLE=y CONFIG_I2C_DESIGNWARE_PLATFORM=y CONFIG_I2C_SIRF=y +CONFIG_I2C_TEGRA=y CONFIG_SPI=y CONFIG_SPI_PL022=y CONFIG_SPI_SIRF=y -CONFIG_GPIO_PL061=y -CONFIG_FB=y +CONFIG_SPI_TEGRA114=y +CONFIG_SPI_TEGRA20_SLINK=y +CONFIG_PINCTRL_SINGLE=y +CONFIG_GPIO_GENERIC_PLATFORM=y +CONFIG_GPIO_TWL4030=y +CONFIG_REGULATOR_GPIO=y +CONFIG_REGULATOR_AB8500=y +CONFIG_REGULATOR_TPS51632=y +CONFIG_REGULATOR_TPS62360=y +CONFIG_REGULATOR_TWL4030=y +CONFIG_REGULATOR_VEXPRESS=y +CONFIG_DRM=y +CONFIG_TEGRA_HOST1X=y +CONFIG_DRM_TEGRA=y CONFIG_FB_ARMCLCD=y CONFIG_FB_WM8505=y -CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_FB_SIMPLE=y CONFIG_USB=y +CONFIG_USB_XHCI_HCD=y +CONFIG_USB_EHCI_HCD=y +CONFIG_USB_EHCI_MXC=y +CONFIG_USB_EHCI_TEGRA=y +CONFIG_USB_EHCI_HCD_PLATFORM=y CONFIG_USB_ISP1760_HCD=y CONFIG_USB_STORAGE=y +CONFIG_AB8500_USB=y +CONFIG_NOP_USB_XCEIV=y +CONFIG_OMAP_USB2=y +CONFIG_OMAP_USB3=y +CONFIG_SAMSUNG_USB2PHY=y +CONFIG_SAMSUNG_USB3PHY=y +CONFIG_USB_GPIO_VBUS=y +CONFIG_USB_ISP1301=y +CONFIG_USB_MXS_PHY=y CONFIG_MMC=y CONFIG_MMC_ARMMMCI=y CONFIG_MMC_SDHCI=y CONFIG_MMC_SDHCI_PLTFM=y +CONFIG_MMC_SDHCI_TEGRA=y CONFIG_MMC_SDHCI_SPEAR=y -CONFIG_MMC_WMT=y +CONFIG_MMC_OMAP=y +CONFIG_MMC_OMAP_HS=y CONFIG_EDAC=y CONFIG_EDAC_MM_EDAC=y CONFIG_EDAC_HIGHBANK_MC=y CONFIG_EDAC_HIGHBANK_L2=y CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_TWL4030=y CONFIG_RTC_DRV_PL031=y CONFIG_RTC_DRV_VT8500=y -CONFIG_PWM=y -CONFIG_PWM_VT8500=y +CONFIG_RTC_DRV_TEGRA=y CONFIG_DMADEVICES=y -CONFIG_PL330_DMA=y -CONFIG_SIRF_DMA=y CONFIG_DW_DMAC=y +CONFIG_TEGRA20_APB_DMA=y +CONFIG_STE_DMA40=y +CONFIG_SIRF_DMA=y +CONFIG_TI_EDMA=y +CONFIG_PL330_DMA=y +CONFIG_IMX_SDMA=y +CONFIG_IMX_DMA=y +CONFIG_MXS_DMA=y +CONFIG_DMA_OMAP=y +CONFIG_PWM=y +CONFIG_PWM_VT8500=y +CONFIG_EXT4_FS=y +CONFIG_TMPFS=y +CONFIG_NFS_FS=y +CONFIG_NFS_V3_ACL=y +CONFIG_NFS_V4=y +CONFIG_ROOT_NFS=y +CONFIG_PRINTK_TIME=y +CONFIG_DEBUG_FS=y +CONFIG_DEBUG_KERNEL=y +CONFIG_LOCKUP_DETECTOR=y diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index a24c024..5339e6a 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -22,6 +22,10 @@ CONFIG_MODULE_SRCVERSION_ALL=y # CONFIG_BLK_DEV_BSG is not set CONFIG_ARCH_MULTI_V6=y CONFIG_ARCH_OMAP2PLUS=y +CONFIG_ARCH_OMAP2=y +CONFIG_ARCH_OMAP3=y +CONFIG_ARCH_OMAP4=y +CONFIG_SOC_AM33XX=y CONFIG_OMAP_RESET_CLOCKS=y CONFIG_OMAP_MUX_DEBUG=y CONFIG_ARCH_VEXPRESS_CA9X4=y @@ -34,6 +38,8 @@ CONFIG_NR_CPUS=2 CONFIG_LEDS=y CONFIG_ZBOOT_ROM_TEXT=0x0 CONFIG_ZBOOT_ROM_BSS=0x0 +CONFIG_ARM_APPENDED_DTB=y +CONFIG_ARM_ATAG_DTB_COMPAT=y CONFIG_CMDLINE="root=/dev/mmcblk0p2 rootwait console=ttyO2,115200" CONFIG_KEXEC=y CONFIG_FPE_NWFPE=y @@ -152,6 +158,13 @@ CONFIG_W1=y CONFIG_POWER_SUPPLY=y CONFIG_SENSORS_LM75=m CONFIG_WATCHDOG=y +CONFIG_THERMAL=y +CONFIG_THERMAL_HWMON=y +CONFIG_THERMAL_DEFAULT_GOV_STEP_WISE=y +CONFIG_THERMAL_GOV_FAIR_SHARE=y +CONFIG_THERMAL_GOV_STEP_WISE=y +CONFIG_THERMAL_GOV_USER_SPACE=y +CONFIG_CPU_THERMAL=y CONFIG_OMAP_WATCHDOG=y CONFIG_TWL4030_WATCHDOG=y CONFIG_MFD_TPS65217=y @@ -238,7 +251,13 @@ CONFIG_RTC_DRV_TWL92330=y CONFIG_RTC_DRV_TWL4030=y CONFIG_RTC_DRV_OMAP=y CONFIG_DMADEVICES=y +CONFIG_TI_EDMA=y CONFIG_DMA_OMAP=y +CONFIG_TI_SOC_THERMAL=y +CONFIG_TI_THERMAL=y +CONFIG_OMAP4_THERMAL=y +CONFIG_OMAP5_THERMAL=y +CONFIG_DRA752_THERMAL=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y # CONFIG_EXT3_FS_XATTR is not set diff --git a/arch/arm/configs/spear13xx_defconfig b/arch/arm/configs/spear13xx_defconfig index 1fdb826..82eaa55 100644 --- a/arch/arm/configs/spear13xx_defconfig +++ b/arch/arm/configs/spear13xx_defconfig @@ -61,7 +61,6 @@ CONFIG_GPIO_SYSFS=y CONFIG_GPIO_PL061=y # CONFIG_HWMON is not set CONFIG_WATCHDOG=y -CONFIG_MPCORE_WATCHDOG=y # CONFIG_HID_SUPPORT is not set CONFIG_USB=y # CONFIG_USB_DEVICE_CLASS is not set diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig index c037aa1..a0025dc 100644 --- a/arch/arm/configs/u8500_defconfig +++ b/arch/arm/configs/u8500_defconfig @@ -1,6 +1,8 @@ -CONFIG_EXPERIMENTAL=y +CONFIG_HIGHMEM=y # CONFIG_SWAP is not set CONFIG_SYSVIPC=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y CONFIG_BLK_DEV_INITRD=y CONFIG_KALLSYMS_ALL=y CONFIG_MODULES=y @@ -9,10 +11,7 @@ CONFIG_MODULE_UNLOAD=y CONFIG_ARCH_U8500=y CONFIG_MACH_HREFV60=y CONFIG_MACH_SNOWBALL=y -CONFIG_MACH_U5500=y CONFIG_MACH_UX500_DT=y -CONFIG_NO_HZ=y -CONFIG_HIGH_RES_TIMERS=y CONFIG_SMP=y CONFIG_NR_CPUS=2 CONFIG_PREEMPT=y @@ -20,6 +19,7 @@ CONFIG_AEABI=y CONFIG_CMDLINE="root=/dev/ram0 console=ttyAMA2,115200n8" CONFIG_CPU_FREQ=y CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y +CONFIG_CPU_IDLE=y CONFIG_VFP=y CONFIG_NEON=y CONFIG_PM_RUNTIME=y @@ -36,7 +36,6 @@ CONFIG_CAIF=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_SIZE=65536 -CONFIG_AB8500_PWM=y CONFIG_SENSORS_BH1780=y CONFIG_NETDEVICES=y CONFIG_SMSC911X=y @@ -60,35 +59,39 @@ CONFIG_VT_HW_CONSOLE_BINDING=y CONFIG_SERIAL_AMBA_PL011=y CONFIG_SERIAL_AMBA_PL011_CONSOLE=y CONFIG_HW_RANDOM=y -CONFIG_HW_RANDOM_NOMADIK=y CONFIG_SPI=y CONFIG_SPI_PL022=y CONFIG_GPIO_STMPE=y CONFIG_GPIO_TC3589X=y -# CONFIG_POWER_SUPPLY is not set -# CONFIG_AB8500_BM is not set -# CONFIG_AB8500_BATTERY_THERM_ON_BATCTRL is not set CONFIG_THERMAL=y CONFIG_CPU_THERMAL=y +CONFIG_WATCHDOG=y CONFIG_MFD_STMPE=y CONFIG_MFD_TC3589X=y -CONFIG_AB5500_CORE=y -CONFIG_AB8500_CORE=y -CONFIG_REGULATOR=y -CONFIG_REGULATOR_AB8500=y -CONFIG_REGULATOR_FIXED_VOLTAGE=y CONFIG_REGULATOR_GPIO=y -# CONFIG_HID_SUPPORT is not set -CONFIG_USB_GADGET=y +CONFIG_REGULATOR_AB8500=y +CONFIG_SOUND=y +CONFIG_SND=y +CONFIG_SND_SOC=y +CONFIG_SND_SOC_UX500=y +CONFIG_SND_SOC_UX500_MACH_MOP500=y +CONFIG_USB=y +CONFIG_USB_MUSB_HDRC=y +CONFIG_USB_MUSB_UX500=y +CONFIG_USB_PHY=y CONFIG_AB8500_USB=y +CONFIG_USB_GADGET=y +CONFIG_USB_GADGET_MUSB_HDRC=y +CONFIG_USB_ETH=m CONFIG_MMC=y -CONFIG_MMC_CLKGATE=y +CONFIG_MMC_UNSAFE_RESUME=y +# CONFIG_MMC_BLOCK_BOUNCE is not set CONFIG_MMC_ARMMMCI=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y CONFIG_LEDS_LM3530=y -CONFIG_LEDS_LP5521=y CONFIG_LEDS_GPIO=y +CONFIG_LEDS_LP5521=y CONFIG_LEDS_TRIGGERS=y CONFIG_LEDS_TRIGGER_HEARTBEAT=y CONFIG_RTC_CLASS=y @@ -108,7 +111,6 @@ CONFIG_EXT4_FS=y CONFIG_VFAT_FS=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y -CONFIG_CONFIGFS_FS=m # CONFIG_MISC_FILESYSTEMS is not set CONFIG_NFS_FS=y CONFIG_ROOT_NFS=y @@ -122,3 +124,7 @@ CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_INFO=y # CONFIG_FTRACE is not set CONFIG_DEBUG_USER=y +CONFIG_CRYPTO_DEV_UX500=y +CONFIG_CRYPTO_DEV_UX500_CRYP=y +CONFIG_CRYPTO_DEV_UX500_HASH=y +CONFIG_CRYPTO_DEV_UX500_DEBUG=y diff --git a/arch/arm/include/asm/smp_scu.h b/arch/arm/include/asm/smp_scu.h index 18d1693..0393fba 100644 --- a/arch/arm/include/asm/smp_scu.h +++ b/arch/arm/include/asm/smp_scu.h @@ -23,10 +23,21 @@ static inline unsigned long scu_a9_get_base(void) return pa; } +#ifdef CONFIG_HAVE_ARM_SCU unsigned int scu_get_core_count(void __iomem *); int scu_power_mode(void __iomem *, unsigned int); +#else +static inline unsigned int scu_get_core_count(void __iomem *scu_base) +{ + return 0; +} +static inline int scu_power_mode(void __iomem *scu_base, unsigned int mode) +{ + return -EINVAL; +} +#endif -#ifdef CONFIG_SMP +#if defined(CONFIG_SMP) && defined(CONFIG_HAVE_ARM_SCU) void scu_enable(void __iomem *scu_base); #else static inline void scu_enable(void __iomem *scu_base) {} diff --git a/arch/arm/kernel/head-common.S b/arch/arm/kernel/head-common.S index 5b391a6..76ab5ca5 100644 --- a/arch/arm/kernel/head-common.S +++ b/arch/arm/kernel/head-common.S @@ -133,6 +133,9 @@ ENTRY(lookup_processor_type) ldmfd sp!, {r4 - r6, r9, pc} ENDPROC(lookup_processor_type) + __FINIT + .text + /* * Read processor ID register (CP#15, CR0), and look up in the linker-built * supported processor list. Note that we can't use the absolute addresses diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c index 90525d9..f6fd1d4 100644 --- a/arch/arm/kernel/smp_twd.c +++ b/arch/arm/kernel/smp_twd.c @@ -120,7 +120,7 @@ static int twd_rate_change(struct notifier_block *nb, * changing cpu. */ if (flags == POST_RATE_CHANGE) - smp_call_function(twd_update_frequency, + on_each_cpu(twd_update_frequency, (void *)&cnd->new_rate, 1); return NOTIFY_OK; diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c index fd38c8d..afbc439 100644 --- a/arch/arm/mach-davinci/board-dm365-evm.c +++ b/arch/arm/mach-davinci/board-dm365-evm.c @@ -509,7 +509,6 @@ struct ths7303_platform_data ths7303_pdata = { .ch_1 = 3, .ch_2 = 3, .ch_3 = 3, - .init_enable = 1, }; static struct amp_config_info vpbe_amp = { diff --git a/arch/arm/mach-dove/include/mach/bridge-regs.h b/arch/arm/mach-dove/include/mach/bridge-regs.h index 99f259e..5362df3 100644 --- a/arch/arm/mach-dove/include/mach/bridge-regs.h +++ b/arch/arm/mach-dove/include/mach/bridge-regs.h @@ -26,6 +26,7 @@ #define SYSTEM_SOFT_RESET (BRIDGE_VIRT_BASE + 0x010c) #define SOFT_RESET 0x00000001 +#define BRIDGE_CAUSE (BRIDGE_VIRT_BASE + 0x0110) #define BRIDGE_INT_TIMER1_CLR (~0x0004) #define IRQ_VIRT_BASE (BRIDGE_VIRT_BASE + 0x0200) diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index f5f65b5..855d4a7 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -38,7 +38,7 @@ config CPU_EXYNOS4210 depends on ARCH_EXYNOS4 select ARM_CPU_SUSPEND if PM select PINCTRL_EXYNOS - select PM_GENERIC_DOMAINS + select PM_GENERIC_DOMAINS if PM select S5P_PM if PM select S5P_SLEEP if PM select SAMSUNG_DMADEV diff --git a/arch/arm/mach-ixp4xx/dsmg600-setup.c b/arch/arm/mach-ixp4xx/dsmg600-setup.c index 686ef34..63de1b3 100644 --- a/arch/arm/mach-ixp4xx/dsmg600-setup.c +++ b/arch/arm/mach-ixp4xx/dsmg600-setup.c @@ -28,6 +28,7 @@ #include #include + #include #include #include diff --git a/arch/arm/mach-ixp4xx/include/mach/timex.h b/arch/arm/mach-ixp4xx/include/mach/timex.h index c9e930f..0396d89 100644 --- a/arch/arm/mach-ixp4xx/include/mach/timex.h +++ b/arch/arm/mach-ixp4xx/include/mach/timex.h @@ -3,7 +3,7 @@ * */ -#include +#include /* * We use IXP425 General purpose timer for our timer needs, it runs at diff --git a/arch/arm/mach-ixp4xx/omixp-setup.c b/arch/arm/mach-ixp4xx/omixp-setup.c index 46a89f5..75ef03d 100644 --- a/arch/arm/mach-ixp4xx/omixp-setup.c +++ b/arch/arm/mach-ixp4xx/omixp-setup.c @@ -27,6 +27,8 @@ #include #include +#include + static struct resource omixp_flash_resources[] = { { .flags = IORESOURCE_MEM, diff --git a/arch/arm/mach-kirkwood/include/mach/bridge-regs.h b/arch/arm/mach-kirkwood/include/mach/bridge-regs.h index d4cbe5e..91242c9 100644 --- a/arch/arm/mach-kirkwood/include/mach/bridge-regs.h +++ b/arch/arm/mach-kirkwood/include/mach/bridge-regs.h @@ -21,14 +21,12 @@ #define CPU_RESET 0x00000002 #define RSTOUTn_MASK (BRIDGE_VIRT_BASE + 0x0108) -#define WDT_RESET_OUT_EN 0x00000002 #define SOFT_RESET_OUT_EN 0x00000004 #define SYSTEM_SOFT_RESET (BRIDGE_VIRT_BASE + 0x010c) #define SOFT_RESET 0x00000001 #define BRIDGE_CAUSE (BRIDGE_VIRT_BASE + 0x0110) -#define WDT_INT_REQ 0x0008 #define BRIDGE_INT_TIMER1_CLR (~0x0004) diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index c7b32a9..627fa7e 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -1,63 +1,10 @@ config ARCH_OMAP bool -config ARCH_OMAP2PLUS - bool "TI OMAP2/3/4/5 SoCs with device tree support" if (ARCH_MULTI_V6 || ARCH_MULTI_V7) - select ARCH_HAS_CPUFREQ - select ARCH_HAS_BANDGAP - select ARCH_HAS_HOLES_MEMORYMODEL - select ARCH_OMAP - select ARCH_REQUIRE_GPIOLIB - select CLKDEV_LOOKUP - select CLKSRC_MMIO - select GENERIC_CLOCKEVENTS - select GENERIC_IRQ_CHIP - select HAVE_CLK - select OMAP_DM_TIMER - select PINCTRL - select PROC_DEVICETREE if PROC_FS - select SOC_BUS - select SPARSE_IRQ - select TI_PRIV_EDMA - select USE_OF - help - Systems based on OMAP2, OMAP3, OMAP4 or OMAP5 - - -if ARCH_OMAP2PLUS - -menu "TI OMAP2/3/4 Specific Features" - -config ARCH_OMAP2PLUS_TYPICAL - bool "Typical OMAP configuration" - default y - select AEABI - select HIGHMEM - select I2C - select I2C_OMAP - select MENELAUS if ARCH_OMAP2 - select NEON if ARCH_OMAP3 || ARCH_OMAP4 || SOC_OMAP5 - select PM_RUNTIME - select REGULATOR - select TWL4030_CORE if ARCH_OMAP3 || ARCH_OMAP4 - select TWL4030_POWER if ARCH_OMAP3 || ARCH_OMAP4 - select VFP - help - Compile a kernel suitable for booting most boards - -config SOC_HAS_OMAP2_SDRC - bool "OMAP2 SDRAM Controller support" - -config SOC_HAS_REALTIME_COUNTER - bool "Real time free running counter" - depends on SOC_OMAP5 - default y - config ARCH_OMAP2 bool "TI OMAP2" - depends on ARCH_OMAP2PLUS depends on ARCH_MULTI_V6 - default y + select ARCH_OMAP2PLUS select CPU_V6 select MULTI_IRQ_HANDLER select SOC_HAS_OMAP2_SDRC @@ -65,9 +12,8 @@ config ARCH_OMAP2 config ARCH_OMAP3 bool "TI OMAP3" - depends on ARCH_OMAP2PLUS depends on ARCH_MULTI_V7 - default y + select ARCH_OMAP2PLUS select ARCH_HAS_OPP select ARM_CPU_SUSPEND if PM select CPU_V7 @@ -81,9 +27,8 @@ config ARCH_OMAP3 config ARCH_OMAP4 bool "TI OMAP4" - default y - depends on ARCH_OMAP2PLUS depends on ARCH_MULTI_V7 + select ARCH_OMAP2PLUS select ARCH_HAS_OPP select ARCH_NEEDS_CPU_IDLE_COUPLED if SMP select ARM_CPU_SUSPEND if PM @@ -108,12 +53,87 @@ config ARCH_OMAP4 config SOC_OMAP5 bool "TI OMAP5" depends on ARCH_MULTI_V7 + select ARCH_OMAP2PLUS select ARM_CPU_SUSPEND if PM select ARM_GIC select CPU_V7 + select HAVE_ARM_SCU if SMP + select HAVE_ARM_TWD if LOCAL_TIMERS select HAVE_SMP select COMMON_CLK select HAVE_ARM_ARCH_TIMER + select ARM_ERRATA_798181 + +config SOC_AM33XX + bool "AM33XX support" + depends on ARCH_MULTI_V7 + select ARCH_OMAP2PLUS + select ARM_CPU_SUSPEND if PM + select CPU_V7 + select MULTI_IRQ_HANDLER + select COMMON_CLK + +config SOC_AM43XX + bool "TI AM43x" + depends on ARCH_MULTI_V7 + select CPU_V7 + select ARCH_OMAP2PLUS + select MULTI_IRQ_HANDLER + select ARM_GIC + select COMMON_CLK + select MACH_OMAP_GENERIC + +config ARCH_OMAP2PLUS + bool + select ARCH_HAS_BANDGAP + select ARCH_HAS_CPUFREQ + select ARCH_HAS_HOLES_MEMORYMODEL + select ARCH_OMAP + select ARCH_REQUIRE_GPIOLIB + select CLKDEV_LOOKUP + select CLKSRC_MMIO + select GENERIC_CLOCKEVENTS + select GENERIC_IRQ_CHIP + select HAVE_CLK + select OMAP_DM_TIMER + select PINCTRL + select PROC_DEVICETREE if PROC_FS + select SOC_BUS + select SPARSE_IRQ + select TI_PRIV_EDMA + select USE_OF + help + Systems based on OMAP2, OMAP3, OMAP4 or OMAP5 + + +if ARCH_OMAP2PLUS + +menu "TI OMAP2/3/4 Specific Features" + +config ARCH_OMAP2PLUS_TYPICAL + bool "Typical OMAP configuration" + default y + select AEABI + select HIGHMEM + select I2C + select I2C_OMAP + select MENELAUS if ARCH_OMAP2 + select NEON if ARCH_OMAP3 || ARCH_OMAP4 || SOC_OMAP5 + select PM_RUNTIME + select REGULATOR + select TWL4030_CORE if ARCH_OMAP3 || ARCH_OMAP4 + select TWL4030_POWER if ARCH_OMAP3 || ARCH_OMAP4 + select VFP + help + Compile a kernel suitable for booting most boards + +config SOC_HAS_OMAP2_SDRC + bool "OMAP2 SDRAM Controller support" + +config SOC_HAS_REALTIME_COUNTER + bool "Real time free running counter" + depends on SOC_OMAP5 + default y comment "OMAP Core Type" depends on ARCH_OMAP2 @@ -142,23 +162,6 @@ config SOC_TI81XX depends on ARCH_OMAP3 default y -config SOC_AM33XX - bool "AM33XX support" - depends on ARCH_MULTI_V7 - default y - select ARM_CPU_SUSPEND if PM - select CPU_V7 - select MULTI_IRQ_HANDLER - select COMMON_CLK - -config SOC_AM43XX - bool "TI AM43x" - select CPU_V7 - select MULTI_IRQ_HANDLER - select ARM_GIC - select COMMON_CLK - select MACH_OMAP_GENERIC - config OMAP_PACKAGE_ZAF bool diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index ea5a27f..d4f6715 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -95,10 +95,6 @@ obj-$(CONFIG_POWER_AVS_OMAP_CLASS3) += smartreflex-class3.o AFLAGS_sleep24xx.o :=-Wa,-march=armv6 AFLAGS_sleep34xx.o :=-Wa,-march=armv7-a$(plus_sec) -ifeq ($(CONFIG_PM_VERBOSE),y) -CFLAGS_pm_bus.o += -DDEBUG -endif - endif ifeq ($(CONFIG_CPU_IDLE),y) diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index b54562d..87e65dd 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -553,6 +553,37 @@ static struct usbhs_omap_platform_data igep3_usbhs_bdata __initdata = { #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { + /* Display Sub System */ + OMAP3_MUX(DSS_PCLK, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_HSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_VSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_ACBIAS, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA8, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA9, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA10, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA11, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA12, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA13, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA14, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA15, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA16, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA17, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA20, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), + /* TFP410 PanelBus DVI Transmitte (GPIO_170) */ + OMAP3_MUX(HDQ_SIO, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), /* SMSC9221 LAN Controller ETH IRQ (GPIO_176) */ OMAP3_MUX(MCSPI1_CS2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), { .reg_offset = OMAP_MUX_TERMINATOR }, diff --git a/arch/arm/mach-omap2/board-rx51-video.c b/arch/arm/mach-omap2/board-rx51-video.c index bd74f9f..bdd1e3a 100644 --- a/arch/arm/mach-omap2/board-rx51-video.c +++ b/arch/arm/mach-omap2/board-rx51-video.c @@ -61,7 +61,7 @@ static struct omap_dss_board_info rx51_dss_board_info = { static int __init rx51_video_init(void) { - if (!machine_is_nokia_rx51()) + if (!machine_is_nokia_rx51() && !of_machine_is_compatible("nokia,omap3-n900")) return 0; if (omap_mux_init_gpio(RX51_LCD_RESET_GPIO, OMAP_PIN_OUTPUT)) { diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index aef96e4..3c1279f 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -15,7 +15,6 @@ #include #include #include -#include #include #include #include @@ -66,7 +65,7 @@ static int __init omap3_l3_init(void) WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); - return IS_ERR(pdev) ? PTR_ERR(pdev) : 0; + return PTR_RET(pdev); } omap_postcore_initcall(omap3_l3_init); @@ -100,7 +99,7 @@ static int __init omap4_l3_init(void) WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); - return IS_ERR(pdev) ? PTR_ERR(pdev) : 0; + return PTR_RET(pdev); } omap_postcore_initcall(omap4_l3_init); diff --git a/arch/arm/mach-omap2/fb.c b/arch/arm/mach-omap2/fb.c index 190ae49..2ca33cc 100644 --- a/arch/arm/mach-omap2/fb.c +++ b/arch/arm/mach-omap2/fb.c @@ -83,10 +83,7 @@ static int __init omap_init_vrfb(void) pdev = platform_device_register_resndata(NULL, "omapvrfb", -1, res, num_res, NULL, 0); - if (IS_ERR(pdev)) - return PTR_ERR(pdev); - else - return 0; + return PTR_RET(pdev); } omap_arch_initcall(omap_init_vrfb); diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index 1c7969e..f3fdd6a 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -1734,7 +1734,7 @@ static int __init omap_gpmc_init(void) pdev = omap_device_build(DEVICE_NAME, -1, oh, NULL, 0); WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); - return IS_ERR(pdev) ? PTR_ERR(pdev) : 0; + return PTR_RET(pdev); } omap_postcore_initcall(omap_gpmc_init); diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index fe3253a..4a3f06f 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -394,7 +394,7 @@ static void __init omap_hwmod_init_postsetup(void) omap_pm_if_early_init(); } -static void __init omap_common_late_init(void) +static void __init __maybe_unused omap_common_late_init(void) { omap_mux_late_init(); omap2_common_pm_late_init(); diff --git a/arch/arm/mach-omap2/pmu.c b/arch/arm/mach-omap2/pmu.c index 9ace8ea..33c8846 100644 --- a/arch/arm/mach-omap2/pmu.c +++ b/arch/arm/mach-omap2/pmu.c @@ -54,10 +54,7 @@ static int __init omap2_init_pmu(unsigned oh_num, char *oh_names[]) WARN(IS_ERR(omap_pmu_dev), "Can't build omap_device for %s.\n", dev_name); - if (IS_ERR(omap_pmu_dev)) - return PTR_ERR(omap_pmu_dev); - - return 0; + return PTR_RET(omap_pmu_dev); } static int __init omap_init_pmu(void) diff --git a/arch/arm/mach-omap2/sleep44xx.S b/arch/arm/mach-omap2/sleep44xx.S index 88ff83a..9086ce0 100644 --- a/arch/arm/mach-omap2/sleep44xx.S +++ b/arch/arm/mach-omap2/sleep44xx.S @@ -34,6 +34,8 @@ ppa_zero_params: ppa_por_params: .word 1, 0 +#ifdef CONFIG_ARCH_OMAP4 + /* * ============================= * == CPU suspend finisher == @@ -326,7 +328,9 @@ skip_l2en: b cpu_resume @ Jump to generic resume ENDPROC(omap4_cpu_resume) -#endif +#endif /* CONFIG_ARCH_OMAP4 */ + +#endif /* defined(CONFIG_SMP) && defined(CONFIG_PM) */ #ifndef CONFIG_OMAP4_ERRATA_I688 ENTRY(omap_bus_sync) diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 29ac667..b37e1fc 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -220,7 +220,7 @@ static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer, int posted) { char name[10]; /* 10 = sizeof("gptXX_Xck0") */ - const char *oh_name; + const char *oh_name = NULL; struct device_node *np; struct omap_hwmod *oh; struct resource irq, mem; diff --git a/arch/arm/mach-orion5x/include/mach/bridge-regs.h b/arch/arm/mach-orion5x/include/mach/bridge-regs.h index 461fd69..f727d03 100644 --- a/arch/arm/mach-orion5x/include/mach/bridge-regs.h +++ b/arch/arm/mach-orion5x/include/mach/bridge-regs.h @@ -18,7 +18,6 @@ #define CPU_CTRL (ORION5X_BRIDGE_VIRT_BASE + 0x104) #define RSTOUTn_MASK (ORION5X_BRIDGE_VIRT_BASE + 0x108) -#define WDT_RESET_OUT_EN 0x0002 #define CPU_SOFT_RESET (ORION5X_BRIDGE_VIRT_BASE + 0x10c) @@ -26,8 +25,6 @@ #define POWER_MNG_CTRL_REG (ORION5X_BRIDGE_VIRT_BASE + 0x11C) -#define WDT_INT_REQ 0x0008 - #define BRIDGE_INT_TIMER1_CLR (~0x0004) #define MAIN_IRQ_CAUSE (ORION5X_BRIDGE_VIRT_BASE + 0x200) diff --git a/arch/arm/mach-shmobile/setup-emev2.c b/arch/arm/mach-shmobile/setup-emev2.c index 899a86c..1ccddd2 100644 --- a/arch/arm/mach-shmobile/setup-emev2.c +++ b/arch/arm/mach-shmobile/setup-emev2.c @@ -287,14 +287,14 @@ static struct gpio_em_config gio3_config = { static struct resource gio3_resources[] = { [0] = { .name = "GIO_096", - .start = 0xe0050100, - .end = 0xe005012b, + .start = 0xe0050180, + .end = 0xe00501ab, .flags = IORESOURCE_MEM, }, [1] = { .name = "GIO_096", - .start = 0xe0050140, - .end = 0xe005015f, + .start = 0xe00501c0, + .end = 0xe00501df, .flags = IORESOURCE_MEM, }, [2] = { diff --git a/arch/arm/mach-shmobile/setup-r8a73a4.c b/arch/arm/mach-shmobile/setup-r8a73a4.c index c5a75a7..7f45c2e 100644 --- a/arch/arm/mach-shmobile/setup-r8a73a4.c +++ b/arch/arm/mach-shmobile/setup-r8a73a4.c @@ -62,7 +62,7 @@ enum { SCIFA0, SCIFA1, SCIFB0, SCIFB1, SCIFB2, SCIFB3 }; static const struct plat_sci_port scif[] = { SCIFA_DATA(SCIFA0, 0xe6c40000, gic_spi(144)), /* SCIFA0 */ SCIFA_DATA(SCIFA1, 0xe6c50000, gic_spi(145)), /* SCIFA1 */ - SCIFB_DATA(SCIFB0, 0xe6c50000, gic_spi(145)), /* SCIFB0 */ + SCIFB_DATA(SCIFB0, 0xe6c20000, gic_spi(148)), /* SCIFB0 */ SCIFB_DATA(SCIFB1, 0xe6c30000, gic_spi(149)), /* SCIFB1 */ SCIFB_DATA(SCIFB2, 0xe6ce0000, gic_spi(150)), /* SCIFB2 */ SCIFB_DATA(SCIFB3, 0xe6cf0000, gic_spi(151)), /* SCIFB3 */ diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c index 4130e65..5b799c2 100644 --- a/arch/arm/mach-zynq/common.c +++ b/arch/arm/mach-zynq/common.c @@ -101,7 +101,7 @@ static const char * const zynq_dt_match[] = { NULL }; -MACHINE_START(XILINX_EP107, "Xilinx Zynq Platform") +DT_MACHINE_START(XILINX_EP107, "Xilinx Zynq Platform") .smp = smp_ops(zynq_smp_ops), .map_io = zynq_map_io, .init_machine = zynq_init_machine, diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 6833cbe..15225d8 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -597,7 +597,7 @@ void __init mem_init(void) #ifdef CONFIG_SA1111 /* now that our DMA memory is actually so designated, we can free it */ - free_reserved_area(__va(PHYS_PFN_OFFSET), swapper_pg_dir, -1, NULL); + free_reserved_area(__va(PHYS_OFFSET), swapper_pg_dir, -1, NULL); #endif free_highpages(); diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index d7229d2..4f56617 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -950,7 +950,7 @@ void __init debug_ll_io_init(void) map.virtual &= PAGE_MASK; map.length = PAGE_SIZE; map.type = MT_DEVICE; - create_mapping(&map); + iotable_init(&map, 1); } #endif diff --git a/arch/avr32/include/uapi/asm/socket.h b/arch/avr32/include/uapi/asm/socket.h index 79b6179..11c4259 100644 --- a/arch/avr32/include/uapi/asm/socket.h +++ b/arch/avr32/include/uapi/asm/socket.h @@ -74,6 +74,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* __ASM_AVR32_SOCKET_H */ diff --git a/arch/cris/include/uapi/asm/socket.h b/arch/cris/include/uapi/asm/socket.h index 47b1ec5..eb723e5 100644 --- a/arch/cris/include/uapi/asm/socket.h +++ b/arch/cris/include/uapi/asm/socket.h @@ -76,7 +76,7 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _ASM_SOCKET_H */ diff --git a/arch/frv/include/uapi/asm/socket.h b/arch/frv/include/uapi/asm/socket.h index dbc0852..f0cb1c3 100644 --- a/arch/frv/include/uapi/asm/socket.h +++ b/arch/frv/include/uapi/asm/socket.h @@ -74,7 +74,7 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _ASM_SOCKET_H */ diff --git a/arch/h8300/include/uapi/asm/socket.h b/arch/h8300/include/uapi/asm/socket.h index a38d38a..9490758 100644 --- a/arch/h8300/include/uapi/asm/socket.h +++ b/arch/h8300/include/uapi/asm/socket.h @@ -74,6 +74,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _ASM_SOCKET_H */ diff --git a/arch/ia64/include/uapi/asm/socket.h b/arch/ia64/include/uapi/asm/socket.h index d3358b7..556d070 100644 --- a/arch/ia64/include/uapi/asm/socket.h +++ b/arch/ia64/include/uapi/asm/socket.h @@ -83,6 +83,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _ASM_IA64_SOCKET_H */ diff --git a/arch/m32r/include/uapi/asm/socket.h b/arch/m32r/include/uapi/asm/socket.h index 44aaf46..24be7c8 100644 --- a/arch/m32r/include/uapi/asm/socket.h +++ b/arch/m32r/include/uapi/asm/socket.h @@ -74,6 +74,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _ASM_M32R_SOCKET_H */ diff --git a/arch/mips/Kbuild.platforms b/arch/mips/Kbuild.platforms index 4b597d9..d9d81c2 100644 --- a/arch/mips/Kbuild.platforms +++ b/arch/mips/Kbuild.platforms @@ -30,7 +30,6 @@ platforms += sibyte platforms += sni platforms += txx9 platforms += vr41xx -platforms += wrppmc # include the platform specific files include $(patsubst %, $(srctree)/arch/mips/%/Platform, $(platforms)) diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index beeff43..4758a8f 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1,6 +1,7 @@ config MIPS bool default y + select HAVE_CONTEXT_TRACKING select HAVE_GENERIC_DMA_COHERENT select HAVE_IDE select HAVE_OPROFILE @@ -27,6 +28,7 @@ config MIPS select HAVE_GENERIC_HARDIRQS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW + select GENERIC_PCI_IOMAP select HAVE_ARCH_JUMP_LABEL select ARCH_WANT_IPC_PARSE_VERSION select IRQ_FORCED_THREADING @@ -46,9 +48,6 @@ config MIPS menu "Machine selection" -config ZONE_DMA - bool - choice prompt "System type" default SGI_IP22 @@ -124,11 +123,14 @@ config BCM47XX config BCM63XX bool "Broadcom BCM63XX based boards" + select BOOT_RAW select CEVT_R4K select CSRC_R4K select DMA_NONCOHERENT select IRQ_CPU select SYS_HAS_CPU_MIPS32_R1 + select SYS_HAS_CPU_BMIPS4350 if !BCM63XX_CPU_6338 && !BCM63XX_CPU_6345 && !BCM63XX_CPU_6348 + select NR_CPUS_DEFAULT_2 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN select SYS_HAS_EARLY_PRINTK @@ -341,7 +343,6 @@ config MIPS_SEAD3 select DMA_NONCOHERENT select IRQ_CPU select IRQ_GIC - select MIPS_CPU_SCACHE select MIPS_MSC select SYS_HAS_CPU_MIPS32_R1 select SYS_HAS_CPU_MIPS32_R2 @@ -420,7 +421,6 @@ config POWERTV select CSRC_POWERTV select DMA_NONCOHERENT select HW_HAS_PCI - select SYS_HAS_EARLY_PRINTK select SYS_HAS_CPU_MIPS32_R2 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN @@ -713,46 +713,8 @@ config MIKROTIK_RB532 Support the Mikrotik(tm) RouterBoard 532 series, based on the IDT RC32434 SoC. -config WR_PPMC - bool "Wind River PPMC board" - select CEVT_R4K - select CSRC_R4K - select IRQ_CPU - select BOOT_ELF32 - select DMA_NONCOHERENT - select HW_HAS_PCI - select PCI_GT64XXX_PCI0 - select SWAP_IO_SPACE - select SYS_HAS_CPU_MIPS32_R1 - select SYS_HAS_CPU_MIPS32_R2 - select SYS_HAS_CPU_MIPS64_R1 - select SYS_HAS_CPU_NEVADA - select SYS_HAS_CPU_RM7000 - select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL - select SYS_SUPPORTS_BIG_ENDIAN - select SYS_SUPPORTS_LITTLE_ENDIAN - help - This enables support for the Wind River MIPS32 4KC PPMC evaluation - board, which is based on GT64120 bridge chip. - -config CAVIUM_OCTEON_SIMULATOR - bool "Cavium Networks Octeon Simulator" - select CEVT_R4K - select 64BIT_PHYS_ADDR - select DMA_COHERENT - select SYS_SUPPORTS_64BIT_KERNEL - select SYS_SUPPORTS_BIG_ENDIAN - select SYS_SUPPORTS_HOTPLUG_CPU - select SYS_HAS_CPU_CAVIUM_OCTEON - select HOLES_IN_ZONE - help - The Octeon simulator is software performance model of the Cavium - Octeon Processor. It supports simulating Octeon processors on x86 - hardware. - -config CAVIUM_OCTEON_REFERENCE_BOARD - bool "Cavium Networks Octeon reference board" +config CAVIUM_OCTEON_SOC + bool "Cavium Networks Octeon SoC based boards" select CEVT_R4K select 64BIT_PHYS_ADDR select DMA_COHERENT @@ -806,6 +768,8 @@ config NLM_XLR_BOARD select SYS_HAS_EARLY_PRINTK select USB_ARCH_HAS_OHCI if USB_SUPPORT select USB_ARCH_HAS_EHCI if USB_SUPPORT + select SYS_SUPPORTS_ZBOOT + select SYS_SUPPORTS_ZBOOT_UART16550 help Support for systems based on Netlogic XLR and XLS processors. Say Y here if you have a XLR or XLS based board. @@ -832,6 +796,8 @@ config NLM_XLP_BOARD select SYNC_R4K select SYS_HAS_EARLY_PRINTK select USE_OF + select SYS_SUPPORTS_ZBOOT + select SYS_SUPPORTS_ZBOOT_UART16550 help This board is based on Netlogic XLP Processor. Say Y here if you have a XLP based board. @@ -1031,7 +997,6 @@ config CPU_BIG_ENDIAN config CPU_LITTLE_ENDIAN bool "Little endian" depends on SYS_SUPPORTS_LITTLE_ENDIAN - help endchoice @@ -1964,7 +1929,7 @@ config MIPS_MT_FPAFF config MIPS_VPE_LOADER bool "VPE loader support." - depends on SYS_SUPPORTS_MULTITHREADING + depends on SYS_SUPPORTS_MULTITHREADING && MODULES select CPU_MIPSR2_IRQ_VI select CPU_MIPSR2_IRQ_EI select MIPS_MT @@ -2382,6 +2347,19 @@ config SECCOMP If unsure, say Y. Only embedded should say N here. +config CC_STACKPROTECTOR + bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)" + help + This option turns on the -fstack-protector GCC feature. This + feature puts, at the beginning of functions, a canary value on + the stack just before the return address, and validates + the value just before actually returning. Stack based buffer + overflows (that need to overwrite this return address) now also + overwrite the canary, which gets detected and the attack is then + neutralized via a kernel panic. + + This feature requires gcc version 4.2 or above. + config USE_OF bool select OF @@ -2413,7 +2391,6 @@ config PCI bool "Support for PCI controller" depends on HW_HAS_PCI select PCI_DOMAINS - select GENERIC_PCI_IOMAP select NO_GENERIC_PCI_IOPORT_MAP help Find out whether you have a PCI motherboard. PCI is the name of a @@ -2479,6 +2456,9 @@ config I8253 select CLKEVT_I8253 select MIPS_EXTERNAL_TIMER +config ZONE_DMA + bool + config ZONE_DMA32 bool diff --git a/arch/mips/Makefile b/arch/mips/Makefile index dd58a04..37f9ef3 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -227,6 +227,10 @@ KBUILD_CPPFLAGS += -DDATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0) LDFLAGS += -m $(ld-emul) +ifdef CONFIG_CC_STACKPROTECTOR + KBUILD_CFLAGS += -fstack-protector +endif + ifdef CONFIG_MIPS CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -x c /dev/null | \ egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \ diff --git a/arch/mips/ath79/mach-ap136.c b/arch/mips/ath79/mach-ap136.c index 479dd4b..07eac58 100644 --- a/arch/mips/ath79/mach-ap136.c +++ b/arch/mips/ath79/mach-ap136.c @@ -132,7 +132,7 @@ static void __init ap136_pci_init(u8 *eeprom) ath79_register_pci(); } #else -static inline void ap136_pci_init(void) {} +static inline void ap136_pci_init(u8 *eeprom) {} #endif /* CONFIG_PCI */ static void __init ap136_setup(void) diff --git a/arch/mips/bcm63xx/Kconfig b/arch/mips/bcm63xx/Kconfig index 5639662..b78306c 100644 --- a/arch/mips/bcm63xx/Kconfig +++ b/arch/mips/bcm63xx/Kconfig @@ -1,6 +1,10 @@ menu "CPU support" depends on BCM63XX +config BCM63XX_CPU_3368 + bool "support 3368 CPU" + select HW_HAS_PCI + config BCM63XX_CPU_6328 bool "support 6328 CPU" select HW_HAS_PCI @@ -8,14 +12,9 @@ config BCM63XX_CPU_6328 config BCM63XX_CPU_6338 bool "support 6338 CPU" select HW_HAS_PCI - select USB_ARCH_HAS_OHCI - select USB_OHCI_BIG_ENDIAN_DESC - select USB_OHCI_BIG_ENDIAN_MMIO config BCM63XX_CPU_6345 bool "support 6345 CPU" - select USB_OHCI_BIG_ENDIAN_DESC - select USB_OHCI_BIG_ENDIAN_MMIO config BCM63XX_CPU_6348 bool "support 6348 CPU" diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c index 9c0ddaf..5b974eb 100644 --- a/arch/mips/bcm63xx/boards/board_bcm963xx.c +++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c @@ -28,11 +28,47 @@ #include #include +#include + #define PFX "board_bcm963xx: " +#define HCS_OFFSET_128K 0x20000 + static struct board_info board; /* + * known 3368 boards + */ +#ifdef CONFIG_BCM63XX_CPU_3368 +static struct board_info __initdata board_cvg834g = { + .name = "CVG834G_E15R3921", + .expected_cpu_id = 0x3368, + + .has_uart0 = 1, + .has_uart1 = 1, + + .has_enet0 = 1, + .has_pci = 1, + + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .leds = { + { + .name = "CVG834G:green:power", + .gpio = 37, + .default_trigger= "default-on", + }, + }, + + .ephy_reset_gpio = 36, + .ephy_reset_gpio_flags = GPIOF_INIT_HIGH, +}; +#endif + +/* * known 6328 boards */ #ifdef CONFIG_BCM63XX_CPU_6328 @@ -639,6 +675,9 @@ static struct board_info __initdata board_DWVS0 = { * all boards */ static const struct board_info __initconst *bcm963xx_boards[] = { +#ifdef CONFIG_BCM63XX_CPU_3368 + &board_cvg834g, +#endif #ifdef CONFIG_BCM63XX_CPU_6328 &board_96328avng, #endif @@ -722,8 +761,9 @@ void __init board_prom_init(void) unsigned int i; u8 *boot_addr, *cfe; char cfe_version[32]; - char *board_name; + char *board_name = NULL; u32 val; + struct bcm_hcs *hcs; /* read base address of boot chip select (0) * 6328/6362 do not have MPI but boot from a fixed address @@ -747,7 +787,12 @@ void __init board_prom_init(void) bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET); - board_name = bcm63xx_nvram_get_name(); + if (BCMCPU_IS_3368()) { + hcs = (struct bcm_hcs *)boot_addr; + board_name = hcs->filename; + } else { + board_name = bcm63xx_nvram_get_name(); + } /* find board by name */ for (i = 0; i < ARRAY_SIZE(bcm963xx_boards); i++) { if (strncmp(board_name, bcm963xx_boards[i]->name, 16)) @@ -877,5 +922,9 @@ int __init board_register_devices(void) platform_device_register(&bcm63xx_gpio_leds); + if (board.ephy_reset_gpio && board.ephy_reset_gpio_flags) + gpio_request_one(board.ephy_reset_gpio, + board.ephy_reset_gpio_flags, "ephy-reset"); + return 0; } diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c index c726a97..43da4ae 100644 --- a/arch/mips/bcm63xx/clk.c +++ b/arch/mips/bcm63xx/clk.c @@ -84,7 +84,7 @@ static void enetx_set(struct clk *clk, int enable) else clk_disable_unlocked(&clk_enet_misc); - if (BCMCPU_IS_6358()) { + if (BCMCPU_IS_3368() || BCMCPU_IS_6358()) { u32 mask; if (clk->id == 0) @@ -110,9 +110,8 @@ static struct clk clk_enet1 = { */ static void ephy_set(struct clk *clk, int enable) { - if (!BCMCPU_IS_6358()) - return; - bcm_hwclock_set(CKCTL_6358_EPHY_EN, enable); + if (BCMCPU_IS_3368() || BCMCPU_IS_6358()) + bcm_hwclock_set(CKCTL_6358_EPHY_EN, enable); } @@ -155,9 +154,10 @@ static struct clk clk_enetsw = { */ static void pcm_set(struct clk *clk, int enable) { - if (!BCMCPU_IS_6358()) - return; - bcm_hwclock_set(CKCTL_6358_PCM_EN, enable); + if (BCMCPU_IS_3368()) + bcm_hwclock_set(CKCTL_3368_PCM_EN, enable); + if (BCMCPU_IS_6358()) + bcm_hwclock_set(CKCTL_6358_PCM_EN, enable); } static struct clk clk_pcm = { @@ -211,7 +211,7 @@ static void spi_set(struct clk *clk, int enable) mask = CKCTL_6338_SPI_EN; else if (BCMCPU_IS_6348()) mask = CKCTL_6348_SPI_EN; - else if (BCMCPU_IS_6358()) + else if (BCMCPU_IS_3368() || BCMCPU_IS_6358()) mask = CKCTL_6358_SPI_EN; else if (BCMCPU_IS_6362()) mask = CKCTL_6362_SPI_EN; @@ -318,6 +318,18 @@ unsigned long clk_get_rate(struct clk *clk) EXPORT_SYMBOL(clk_get_rate); +int clk_set_rate(struct clk *clk, unsigned long rate) +{ + return 0; +} +EXPORT_SYMBOL_GPL(clk_set_rate); + +long clk_round_rate(struct clk *clk, unsigned long rate) +{ + return 0; +} +EXPORT_SYMBOL_GPL(clk_round_rate); + struct clk *clk_get(struct device *dev, const char *id) { if (!strcmp(id, "enet0")) @@ -338,7 +350,7 @@ struct clk *clk_get(struct device *dev, const char *id) return &clk_xtm; if (!strcmp(id, "periph")) return &clk_periph; - if (BCMCPU_IS_6358() && !strcmp(id, "pcm")) + if ((BCMCPU_IS_3368() || BCMCPU_IS_6358()) && !strcmp(id, "pcm")) return &clk_pcm; if ((BCMCPU_IS_6362() || BCMCPU_IS_6368()) && !strcmp(id, "ipsec")) return &clk_ipsec; diff --git a/arch/mips/bcm63xx/cpu.c b/arch/mips/bcm63xx/cpu.c index 79fe32d..7e17374 100644 --- a/arch/mips/bcm63xx/cpu.c +++ b/arch/mips/bcm63xx/cpu.c @@ -29,6 +29,14 @@ static u8 bcm63xx_cpu_rev; static unsigned int bcm63xx_cpu_freq; static unsigned int bcm63xx_memory_size; +static const unsigned long bcm3368_regs_base[] = { + __GEN_CPU_REGS_TABLE(3368) +}; + +static const int bcm3368_irqs[] = { + __GEN_CPU_IRQ_TABLE(3368) +}; + static const unsigned long bcm6328_regs_base[] = { __GEN_CPU_REGS_TABLE(6328) }; @@ -116,6 +124,9 @@ unsigned int bcm63xx_get_memory_size(void) static unsigned int detect_cpu_clock(void) { switch (bcm63xx_get_cpu_id()) { + case BCM3368_CPU_ID: + return 300000000; + case BCM6328_CPU_ID: { unsigned int tmp, mips_pll_fcvo; @@ -266,7 +277,7 @@ static unsigned int detect_memory_size(void) banks = (val & SDRAM_CFG_BANK_MASK) ? 2 : 1; } - if (BCMCPU_IS_6358() || BCMCPU_IS_6368()) { + if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6368()) { val = bcm_memc_readl(MEMC_CFG_REG); rows = (val & MEMC_CFG_ROW_MASK) >> MEMC_CFG_ROW_SHIFT; cols = (val & MEMC_CFG_COL_MASK) >> MEMC_CFG_COL_SHIFT; @@ -302,10 +313,17 @@ void __init bcm63xx_cpu_init(void) chipid_reg = BCM_6345_PERF_BASE; break; case CPU_BMIPS4350: - if ((read_c0_prid() & 0xf0) == 0x10) + switch ((read_c0_prid() & 0xff)) { + case 0x04: + chipid_reg = BCM_3368_PERF_BASE; + break; + case 0x10: chipid_reg = BCM_6345_PERF_BASE; - else + break; + default: chipid_reg = BCM_6368_PERF_BASE; + break; + } break; } @@ -322,6 +340,10 @@ void __init bcm63xx_cpu_init(void) bcm63xx_cpu_rev = (tmp & REV_REVID_MASK) >> REV_REVID_SHIFT; switch (bcm63xx_cpu_id) { + case BCM3368_CPU_ID: + bcm63xx_regs_base = bcm3368_regs_base; + bcm63xx_irqs = bcm3368_irqs; + break; case BCM6328_CPU_ID: bcm63xx_regs_base = bcm6328_regs_base; bcm63xx_irqs = bcm6328_irqs; diff --git a/arch/mips/bcm63xx/dev-flash.c b/arch/mips/bcm63xx/dev-flash.c index 588d1ec..172dd83 100644 --- a/arch/mips/bcm63xx/dev-flash.c +++ b/arch/mips/bcm63xx/dev-flash.c @@ -71,6 +71,7 @@ static int __init bcm63xx_detect_flash_type(void) case BCM6348_CPU_ID: /* no way to auto detect so assume parallel */ return BCM63XX_FLASH_TYPE_PARALLEL; + case BCM3368_CPU_ID: case BCM6358_CPU_ID: val = bcm_gpio_readl(GPIO_STRAPBUS_REG); if (val & STRAPBUS_6358_BOOT_SEL_PARALLEL) diff --git a/arch/mips/bcm63xx/dev-spi.c b/arch/mips/bcm63xx/dev-spi.c index 3065bb6..d12daed 100644 --- a/arch/mips/bcm63xx/dev-spi.c +++ b/arch/mips/bcm63xx/dev-spi.c @@ -37,7 +37,8 @@ static __init void bcm63xx_spi_regs_init(void) { if (BCMCPU_IS_6338() || BCMCPU_IS_6348()) bcm63xx_regs_spi = bcm6348_regs_spi; - if (BCMCPU_IS_6358() || BCMCPU_IS_6362() || BCMCPU_IS_6368()) + if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || + BCMCPU_IS_6362() || BCMCPU_IS_6368()) bcm63xx_regs_spi = bcm6358_regs_spi; } #else @@ -87,7 +88,8 @@ int __init bcm63xx_spi_register(void) spi_pdata.msg_ctl_width = SPI_6348_MSG_CTL_WIDTH; } - if (BCMCPU_IS_6358() || BCMCPU_IS_6362() || BCMCPU_IS_6368()) { + if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6362() || + BCMCPU_IS_6368()) { spi_resources[0].end += BCM_6358_RSET_SPI_SIZE - 1; spi_pdata.fifo_size = SPI_6358_MSG_DATA_SIZE; spi_pdata.msg_type_shift = SPI_6358_MSG_TYPE_SHIFT; diff --git a/arch/mips/bcm63xx/dev-uart.c b/arch/mips/bcm63xx/dev-uart.c index d6e42c6..3bc7f3b 100644 --- a/arch/mips/bcm63xx/dev-uart.c +++ b/arch/mips/bcm63xx/dev-uart.c @@ -54,7 +54,8 @@ int __init bcm63xx_uart_register(unsigned int id) if (id >= ARRAY_SIZE(bcm63xx_uart_devices)) return -ENODEV; - if (id == 1 && (!BCMCPU_IS_6358() && !BCMCPU_IS_6368())) + if (id == 1 && (!BCMCPU_IS_3368() && !BCMCPU_IS_6358() && + !BCMCPU_IS_6368())) return -ENODEV; if (id == 0) { diff --git a/arch/mips/bcm63xx/irq.c b/arch/mips/bcm63xx/irq.c index c0ab388..1525f8a 100644 --- a/arch/mips/bcm63xx/irq.c +++ b/arch/mips/bcm63xx/irq.c @@ -27,6 +27,17 @@ static void __internal_irq_unmask_32(unsigned int irq) __maybe_unused; static void __internal_irq_unmask_64(unsigned int irq) __maybe_unused; #ifndef BCMCPU_RUNTIME_DETECT +#ifdef CONFIG_BCM63XX_CPU_3368 +#define irq_stat_reg PERF_IRQSTAT_3368_REG +#define irq_mask_reg PERF_IRQMASK_3368_REG +#define irq_bits 32 +#define is_ext_irq_cascaded 0 +#define ext_irq_start 0 +#define ext_irq_end 0 +#define ext_irq_count 4 +#define ext_irq_cfg_reg1 PERF_EXTIRQ_CFG_REG_3368 +#define ext_irq_cfg_reg2 0 +#endif #ifdef CONFIG_BCM63XX_CPU_6328 #define irq_stat_reg PERF_IRQSTAT_6328_REG #define irq_mask_reg PERF_IRQMASK_6328_REG @@ -140,6 +151,13 @@ static void bcm63xx_init_irq(void) irq_mask_addr = bcm63xx_regset_address(RSET_PERF); switch (bcm63xx_get_cpu_id()) { + case BCM3368_CPU_ID: + irq_stat_addr += PERF_IRQSTAT_3368_REG; + irq_mask_addr += PERF_IRQMASK_3368_REG; + irq_bits = 32; + ext_irq_count = 4; + ext_irq_cfg_reg1 = PERF_EXTIRQ_CFG_REG_3368; + break; case BCM6328_CPU_ID: irq_stat_addr += PERF_IRQSTAT_6328_REG; irq_mask_addr += PERF_IRQMASK_6328_REG; @@ -294,6 +312,10 @@ asmlinkage void plat_irq_dispatch(void) if (cause & CAUSEF_IP7) do_IRQ(7); + if (cause & CAUSEF_IP0) + do_IRQ(0); + if (cause & CAUSEF_IP1) + do_IRQ(1); if (cause & CAUSEF_IP2) dispatch_internal(); if (!is_ext_irq_cascaded) { @@ -475,6 +497,7 @@ static int bcm63xx_external_irq_set_type(struct irq_data *d, reg &= ~EXTIRQ_CFG_BOTHEDGE_6348(irq); break; + case BCM3368_CPU_ID: case BCM6328_CPU_ID: case BCM6338_CPU_ID: case BCM6345_CPU_ID: diff --git a/arch/mips/bcm63xx/nvram.c b/arch/mips/bcm63xx/nvram.c index a4b8864..e652e57 100644 --- a/arch/mips/bcm63xx/nvram.c +++ b/arch/mips/bcm63xx/nvram.c @@ -42,6 +42,7 @@ void __init bcm63xx_nvram_init(void *addr) { unsigned int check_len; u32 crc, expected_crc; + u8 hcs_mac_addr[ETH_ALEN] = { 0x00, 0x10, 0x18, 0xff, 0xff, 0xff }; /* extract nvram data */ memcpy(&nvram, addr, sizeof(nvram)); @@ -62,6 +63,15 @@ void __init bcm63xx_nvram_init(void *addr) if (crc != expected_crc) pr_warn("nvram checksum failed, contents may be invalid (expected %08x, got %08x)\n", expected_crc, crc); + + /* Cable modems have a different NVRAM which is embedded in the eCos + * firmware and not easily extractible, give at least a MAC address + * pool. + */ + if (BCMCPU_IS_3368()) { + memcpy(nvram.mac_addr_base, hcs_mac_addr, ETH_ALEN); + nvram.mac_addr_count = 2; + } } u8 *bcm63xx_nvram_get_name(void) diff --git a/arch/mips/bcm63xx/prom.c b/arch/mips/bcm63xx/prom.c index fd69808..8ac4e09 100644 --- a/arch/mips/bcm63xx/prom.c +++ b/arch/mips/bcm63xx/prom.c @@ -8,7 +8,11 @@ #include #include +#include #include +#include +#include +#include #include #include #include @@ -26,7 +30,9 @@ void __init prom_init(void) bcm_wdt_writel(WDT_STOP_2, WDT_CTL_REG); /* disable all hardware blocks clock for now */ - if (BCMCPU_IS_6328()) + if (BCMCPU_IS_3368()) + mask = CKCTL_3368_ALL_SAFE_EN; + else if (BCMCPU_IS_6328()) mask = CKCTL_6328_ALL_SAFE_EN; else if (BCMCPU_IS_6338()) mask = CKCTL_6338_ALL_SAFE_EN; @@ -52,6 +58,47 @@ void __init prom_init(void) /* do low level board init */ board_prom_init(); + + if (IS_ENABLED(CONFIG_CPU_BMIPS4350) && IS_ENABLED(CONFIG_SMP)) { + /* set up SMP */ + register_smp_ops(&bmips_smp_ops); + + /* + * BCM6328 might not have its second CPU enabled, while BCM6358 + * needs special handling for its shared TLB, so disable SMP + * for now. + */ + if (BCMCPU_IS_6328()) { + reg = bcm_readl(BCM_6328_OTP_BASE + + OTP_USER_BITS_6328_REG(3)); + + if (reg & OTP_6328_REG3_TP1_DISABLED) + bmips_smp_enabled = 0; + } else if (BCMCPU_IS_6358()) { + bmips_smp_enabled = 0; + } + + if (!bmips_smp_enabled) + return; + + /* + * The bootloader has set up the CPU1 reset vector at + * 0xa000_0200. + * This conflicts with the special interrupt vector (IV). + * The bootloader has also set up CPU1 to respond to the wrong + * IPI interrupt. + * Here we will start up CPU1 in the background and ask it to + * reconfigure itself then go back to sleep. + */ + memcpy((void *)0xa0000200, &bmips_smp_movevec, 0x20); + __sync(); + set_c0_cause(C_SW0); + cpumask_set_cpu(1, &bmips_booted_mask); + + /* + * FIXME: we really should have some sort of hazard barrier here + */ + } } void __init prom_free_prom_memory(void) diff --git a/arch/mips/bcm63xx/reset.c b/arch/mips/bcm63xx/reset.c index 317931c..acbeb1f 100644 --- a/arch/mips/bcm63xx/reset.c +++ b/arch/mips/bcm63xx/reset.c @@ -30,6 +30,19 @@ [BCM63XX_RESET_PCIE] = BCM## __cpu ##_RESET_PCIE, \ [BCM63XX_RESET_PCIE_EXT] = BCM## __cpu ##_RESET_PCIE_EXT, +#define BCM3368_RESET_SPI SOFTRESET_3368_SPI_MASK +#define BCM3368_RESET_ENET SOFTRESET_3368_ENET_MASK +#define BCM3368_RESET_USBH 0 +#define BCM3368_RESET_USBD SOFTRESET_3368_USBS_MASK +#define BCM3368_RESET_DSL 0 +#define BCM3368_RESET_SAR 0 +#define BCM3368_RESET_EPHY SOFTRESET_3368_EPHY_MASK +#define BCM3368_RESET_ENETSW 0 +#define BCM3368_RESET_PCM SOFTRESET_3368_PCM_MASK +#define BCM3368_RESET_MPI SOFTRESET_3368_MPI_MASK +#define BCM3368_RESET_PCIE 0 +#define BCM3368_RESET_PCIE_EXT 0 + #define BCM6328_RESET_SPI SOFTRESET_6328_SPI_MASK #define BCM6328_RESET_ENET 0 #define BCM6328_RESET_USBH SOFTRESET_6328_USBH_MASK @@ -117,6 +130,10 @@ /* * core reset bits */ +static const u32 bcm3368_reset_bits[] = { + __GEN_RESET_BITS_TABLE(3368) +}; + static const u32 bcm6328_reset_bits[] = { __GEN_RESET_BITS_TABLE(6328) }; @@ -146,7 +163,10 @@ static int reset_reg; static int __init bcm63xx_reset_bits_init(void) { - if (BCMCPU_IS_6328()) { + if (BCMCPU_IS_3368()) { + reset_reg = PERF_SOFTRESET_6358_REG; + bcm63xx_reset_bits = bcm3368_reset_bits; + } else if (BCMCPU_IS_6328()) { reset_reg = PERF_SOFTRESET_6328_REG; bcm63xx_reset_bits = bcm6328_reset_bits; } else if (BCMCPU_IS_6338()) { @@ -170,6 +190,13 @@ static int __init bcm63xx_reset_bits_init(void) } #else +#ifdef CONFIG_BCM63XX_CPU_3368 +static const u32 bcm63xx_reset_bits[] = { + __GEN_RESET_BITS_TABLE(3368) +}; +#define reset_reg PERF_SOFTRESET_6358_REG +#endif + #ifdef CONFIG_BCM63XX_CPU_6328 static const u32 bcm63xx_reset_bits[] = { __GEN_RESET_BITS_TABLE(6328) diff --git a/arch/mips/bcm63xx/setup.c b/arch/mips/bcm63xx/setup.c index 24a2444..6660c7d 100644 --- a/arch/mips/bcm63xx/setup.c +++ b/arch/mips/bcm63xx/setup.c @@ -68,6 +68,9 @@ void bcm63xx_machine_reboot(void) /* mask and clear all external irq */ switch (bcm63xx_get_cpu_id()) { + case BCM3368_CPU_ID: + perf_regs[0] = PERF_EXTIRQ_CFG_REG_3368; + break; case BCM6328_CPU_ID: perf_regs[0] = PERF_EXTIRQ_CFG_REG_6328; break; diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile index bbaa1d4..bb1dbf4 100644 --- a/arch/mips/boot/compressed/Makefile +++ b/arch/mips/boot/compressed/Makefile @@ -18,6 +18,8 @@ BOOT_HEAP_SIZE := 0x400000 # Disable Function Tracer KBUILD_CFLAGS := $(shell echo $(KBUILD_CFLAGS) | sed -e "s/-pg//") +KBUILD_CFLAGS := $(filter-out -fstack-protector, $(KBUILD_CFLAGS)) + KBUILD_CFLAGS := $(LINUXINCLUDE) $(KBUILD_CFLAGS) -D__KERNEL__ \ -DBOOT_HEAP_SIZE=$(BOOT_HEAP_SIZE) -D"VMLINUX_LOAD_ADDRESS_ULL=$(VMLINUX_LOAD_ADDRESS)ull" diff --git a/arch/mips/boot/compressed/uart-16550.c b/arch/mips/boot/compressed/uart-16550.c index 1c7b739..c01d343 100644 --- a/arch/mips/boot/compressed/uart-16550.c +++ b/arch/mips/boot/compressed/uart-16550.c @@ -23,23 +23,39 @@ #define PORT(offset) (UART0_BASE + (4 * offset)) #endif +#ifdef CONFIG_CPU_XLR +#define UART0_BASE 0x1EF14000 +#define PORT(offset) (CKSEG1ADDR(UART0_BASE) + (4 * offset)) +#define IOTYPE unsigned int +#endif + +#ifdef CONFIG_CPU_XLP +#define UART0_BASE 0x18030100 +#define PORT(offset) (CKSEG1ADDR(UART0_BASE) + (4 * offset)) +#define IOTYPE unsigned int +#endif + +#ifndef IOTYPE +#define IOTYPE char +#endif + #ifndef PORT #error please define the serial port address for your own machine #endif static inline unsigned int serial_in(int offset) { - return *((char *)PORT(offset)); + return *((volatile IOTYPE *)PORT(offset)) & 0xFF; } static inline void serial_out(int offset, int value) { - *((char *)PORT(offset)) = value; + *((volatile IOTYPE *)PORT(offset)) = value & 0xFF; } void putc(char c) { - int timeout = 1024; + int timeout = 1000000; while (((serial_in(UART_LSR) & UART_LSR_THRE) == 0) && (timeout-- > 0)) ; diff --git a/arch/mips/cavium-octeon/Kconfig b/arch/mips/cavium-octeon/Kconfig index 75a6df7..227705d 100644 --- a/arch/mips/cavium-octeon/Kconfig +++ b/arch/mips/cavium-octeon/Kconfig @@ -10,6 +10,10 @@ config CAVIUM_CN63XXP1 non-CN63XXP1 hardware, so it is recommended to select "n" unless it is known the workarounds are needed. +endif # CPU_CAVIUM_OCTEON + +if CAVIUM_OCTEON_SOC + config CAVIUM_OCTEON_2ND_KERNEL bool "Build the kernel to be used as a 2nd kernel on the same chip" default "n" @@ -19,17 +23,6 @@ config CAVIUM_OCTEON_2ND_KERNEL with this option to be run at the same time as one built without this option. -config CAVIUM_OCTEON_HW_FIX_UNALIGNED - bool "Enable hardware fixups of unaligned loads and stores" - default "y" - help - Configure the Octeon hardware to automatically fix unaligned loads - and stores. Normally unaligned accesses are fixed using a kernel - exception handler. This option enables the hardware automatic fixups, - which requires only an extra 3 cycles. Disable this option if you - are running code that relies on address exceptions on unaligned - accesses. - config CAVIUM_OCTEON_CVMSEG_SIZE int "Number of L1 cache lines reserved for CVMSEG memory" range 0 54 @@ -103,4 +96,4 @@ config OCTEON_ILM To compile this driver as a module, choose M here. The module will be called octeon-ilm -endif # CPU_CAVIUM_OCTEON +endif # CAVIUM_OCTEON_SOC diff --git a/arch/mips/cavium-octeon/Makefile b/arch/mips/cavium-octeon/Makefile index 3595aff..4e95204 100644 --- a/arch/mips/cavium-octeon/Makefile +++ b/arch/mips/cavium-octeon/Makefile @@ -12,11 +12,12 @@ CFLAGS_octeon-platform.o = -I$(src)/../../../scripts/dtc/libfdt CFLAGS_setup.o = -I$(src)/../../../scripts/dtc/libfdt -obj-y := cpu.o setup.o serial.o octeon-platform.o octeon-irq.o csrc-octeon.o -obj-y += dma-octeon.o flash_setup.o +obj-y := cpu.o setup.o octeon-platform.o octeon-irq.o csrc-octeon.o +obj-y += dma-octeon.o obj-y += octeon-memcpy.o obj-y += executive/ +obj-$(CONFIG_MTD) += flash_setup.o obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_OCTEON_ILM) += oct_ilm.o diff --git a/arch/mips/cavium-octeon/Platform b/arch/mips/cavium-octeon/Platform index 1e43ccf..8a301cb 100644 --- a/arch/mips/cavium-octeon/Platform +++ b/arch/mips/cavium-octeon/Platform @@ -1,11 +1,11 @@ # # Cavium Octeon # -platform-$(CONFIG_CPU_CAVIUM_OCTEON) += cavium-octeon/ -cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += \ +platform-$(CONFIG_CAVIUM_OCTEON_SOC) += cavium-octeon/ +cflags-$(CONFIG_CAVIUM_OCTEON_SOC) += \ -I$(srctree)/arch/mips/include/asm/mach-cavium-octeon ifdef CONFIG_CAVIUM_OCTEON_2ND_KERNEL -load-$(CONFIG_CPU_CAVIUM_OCTEON) += 0xffffffff84100000 +load-$(CONFIG_CAVIUM_OCTEON_SOC) += 0xffffffff84100000 else -load-$(CONFIG_CPU_CAVIUM_OCTEON) += 0xffffffff81100000 +load-$(CONFIG_CAVIUM_OCTEON_SOC) += 0xffffffff81100000 endif diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c index 7c64977..0a1283c 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c +++ b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c @@ -181,6 +181,11 @@ int cvmx_helper_board_get_mii_address(int ipd_port) return ipd_port - 16 + 4; else return -1; + case CVMX_BOARD_TYPE_UBNT_E100: + if (ipd_port >= 0 && ipd_port <= 2) + return 7 - ipd_port; + else + return -1; } /* Some unknown board. Somebody forgot to update this function... */ @@ -706,6 +711,14 @@ int __cvmx_helper_board_hardware_enable(int interface) } } } + } else if (cvmx_sysinfo_get()->board_type == + CVMX_BOARD_TYPE_UBNT_E100) { + cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(0, interface), 0); + cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(0, interface), 0x10); + cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(1, interface), 0); + cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(1, interface), 0x10); + cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(2, interface), 0); + cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(2, interface), 0x10); } return 0; } diff --git a/arch/mips/cavium-octeon/octeon-platform.c b/arch/mips/cavium-octeon/octeon-platform.c index 389512e..7b746e7 100644 --- a/arch/mips/cavium-octeon/octeon-platform.c +++ b/arch/mips/cavium-octeon/octeon-platform.c @@ -490,8 +490,15 @@ int __init octeon_prune_device_tree(void) if (alias_prop) { uart = fdt_path_offset(initial_boot_params, alias_prop); - if (uart_mask & (1 << i)) + if (uart_mask & (1 << i)) { + __be32 f; + + f = cpu_to_be32(octeon_get_io_clock_rate()); + fdt_setprop_inplace(initial_boot_params, + uart, "clock-frequency", + &f, sizeof(f)); continue; + } pr_debug("Deleting uart%d\n", i); fdt_nop_node(initial_boot_params, uart); fdt_nop_property(initial_boot_params, aliases, diff --git a/arch/mips/cavium-octeon/serial.c b/arch/mips/cavium-octeon/serial.c deleted file mode 100644 index f393f65..0000000 --- a/arch/mips/cavium-octeon/serial.c +++ /dev/null @@ -1,109 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2004-2007 Cavium Networks - */ -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include - -#include - -#define DEBUG_UART 1 - -unsigned int octeon_serial_in(struct uart_port *up, int offset) -{ - int rv = cvmx_read_csr((uint64_t)(up->membase + (offset << 3))); - if (offset == UART_IIR && (rv & 0xf) == 7) { - /* Busy interrupt, read the USR (39) and try again. */ - cvmx_read_csr((uint64_t)(up->membase + (39 << 3))); - rv = cvmx_read_csr((uint64_t)(up->membase + (offset << 3))); - } - return rv; -} - -void octeon_serial_out(struct uart_port *up, int offset, int value) -{ - /* - * If bits 6 or 7 of the OCTEON UART's LCR are set, it quits - * working. - */ - if (offset == UART_LCR) - value &= 0x9f; - cvmx_write_csr((uint64_t)(up->membase + (offset << 3)), (u8)value); -} - -static int octeon_serial_probe(struct platform_device *pdev) -{ - int irq, res; - struct resource *res_mem; - struct uart_8250_port up; - - /* All adaptors have an irq. */ - irq = platform_get_irq(pdev, 0); - if (irq < 0) - return irq; - - memset(&up, 0, sizeof(up)); - - up.port.flags = ASYNC_SKIP_TEST | UPF_SHARE_IRQ | UPF_FIXED_TYPE; - up.port.type = PORT_OCTEON; - up.port.iotype = UPIO_MEM; - up.port.regshift = 3; - up.port.dev = &pdev->dev; - - if (octeon_is_simulation()) - /* Make simulator output fast*/ - up.port.uartclk = 115200 * 16; - else - up.port.uartclk = octeon_get_io_clock_rate(); - - up.port.serial_in = octeon_serial_in; - up.port.serial_out = octeon_serial_out; - up.port.irq = irq; - - res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (res_mem == NULL) { - dev_err(&pdev->dev, "found no memory resource\n"); - return -ENXIO; - } - up.port.mapbase = res_mem->start; - up.port.membase = ioremap(res_mem->start, resource_size(res_mem)); - - res = serial8250_register_8250_port(&up); - - return res >= 0 ? 0 : res; -} - -static struct of_device_id octeon_serial_match[] = { - { - .compatible = "cavium,octeon-3860-uart", - }, - {}, -}; -MODULE_DEVICE_TABLE(of, octeon_serial_match); - -static struct platform_driver octeon_serial_driver = { - .probe = octeon_serial_probe, - .driver = { - .owner = THIS_MODULE, - .name = "octeon_serial", - .of_match_table = octeon_serial_match, - }, -}; - -static int __init octeon_serial_init(void) -{ - return platform_driver_register(&octeon_serial_driver); -} -late_initcall(octeon_serial_init); diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c index 01b1b3f..48b08eb 100644 --- a/arch/mips/cavium-octeon/setup.c +++ b/arch/mips/cavium-octeon/setup.c @@ -7,6 +7,7 @@ * Copyright (C) 2008, 2009 Wind River Systems * written by Ralf Baechle */ +#include #include #include #include @@ -40,12 +41,6 @@ #include #include -#ifdef CONFIG_CAVIUM_DECODE_RSL -extern void cvmx_interrupt_rsl_decode(void); -extern int __cvmx_interrupt_ecc_report_single_bit_errors; -extern void cvmx_interrupt_rsl_enable(void); -#endif - extern struct plat_smp_ops octeon_smp_ops; #ifdef CONFIG_PCI @@ -463,18 +458,6 @@ static void octeon_halt(void) } /** - * Handle all the error condition interrupts that might occur. - * - */ -#ifdef CONFIG_CAVIUM_DECODE_RSL -static irqreturn_t octeon_rlm_interrupt(int cpl, void *dev_id) -{ - cvmx_interrupt_rsl_decode(); - return IRQ_HANDLED; -} -#endif - -/** * Return a string representing the system type * * Returns @@ -712,7 +695,7 @@ void __init prom_init(void) if (cvmx_read_csr(CVMX_L2D_FUS3) & (3ull << 34)) { pr_info("Skipping L2 locking due to reduced L2 cache size\n"); } else { - uint32_t ebase = read_c0_ebase() & 0x3ffff000; + uint32_t __maybe_unused ebase = read_c0_ebase() & 0x3ffff000; #ifdef CONFIG_CAVIUM_OCTEON_LOCK_L2_TLB /* TLB refill */ cvmx_l2c_lock_mem_region(ebase, 0x100); @@ -996,7 +979,7 @@ void __init plat_mem_setup(void) cvmx_bootmem_unlock(); /* Add the memory region for the kernel. */ kernel_start = (unsigned long) _text; - kernel_size = ALIGN(_end - _text, 0x100000); + kernel_size = _end - _text; /* Adjust for physical offset. */ kernel_start &= ~0xffffffff80000000ULL; @@ -1064,15 +1047,6 @@ void prom_free_prom_memory(void) panic("Core-14449 WAR not in place (%04x).\n" "Please build kernel with proper options (CONFIG_CAVIUM_CN63XXP1).", insn); } -#ifdef CONFIG_CAVIUM_DECODE_RSL - cvmx_interrupt_rsl_enable(); - - /* Add an interrupt handler for general failures. */ - if (request_irq(OCTEON_IRQ_RML, octeon_rlm_interrupt, IRQF_SHARED, - "RML/RSL", octeon_rlm_interrupt)) { - panic("Unable to request_irq(OCTEON_IRQ_RML)"); - } -#endif } int octeon_prune_device_tree(void); diff --git a/arch/mips/configs/cavium_octeon_defconfig b/arch/mips/configs/cavium_octeon_defconfig index 014ba4b..dace582 100644 --- a/arch/mips/configs/cavium_octeon_defconfig +++ b/arch/mips/configs/cavium_octeon_defconfig @@ -1,13 +1,11 @@ -CONFIG_CAVIUM_OCTEON_REFERENCE_BOARD=y +CONFIG_CAVIUM_OCTEON_SOC=y CONFIG_CAVIUM_CN63XXP1=y CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE=2 -CONFIG_SPARSEMEM_MANUAL=y CONFIG_TRANSPARENT_HUGEPAGE=y CONFIG_SMP=y CONFIG_NR_CPUS=32 CONFIG_HZ_100=y CONFIG_PREEMPT=y -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y @@ -50,7 +48,6 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y # CONFIG_MTD_OF_PARTS is not set -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -114,6 +111,7 @@ CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_8250_NR_UARTS=2 CONFIG_SERIAL_8250_RUNTIME_UARTS=2 +CONFIG_SERIAL_8250_DW=y # CONFIG_HW_RANDOM is not set CONFIG_I2C=y CONFIG_I2C_OCTEON=y diff --git a/arch/mips/configs/wrppmc_defconfig b/arch/mips/configs/wrppmc_defconfig deleted file mode 100644 index 44a451b..0000000 --- a/arch/mips/configs/wrppmc_defconfig +++ /dev/null @@ -1,97 +0,0 @@ -CONFIG_WR_PPMC=y -CONFIG_HZ_1000=y -CONFIG_EXPERIMENTAL=y -# CONFIG_SWAP is not set -CONFIG_SYSVIPC=y -CONFIG_BSD_PROCESS_ACCT=y -CONFIG_LOG_BUF_SHIFT=14 -CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -CONFIG_EXPERT=y -CONFIG_KALLSYMS_EXTRA_PASS=y -# CONFIG_EPOLL is not set -CONFIG_SLAB=y -CONFIG_MODULES=y -CONFIG_MODULE_UNLOAD=y -CONFIG_MODVERSIONS=y -CONFIG_MODULE_SRCVERSION_ALL=y -CONFIG_PCI=y -CONFIG_HOTPLUG_PCI=y -CONFIG_BINFMT_MISC=y -CONFIG_PM=y -CONFIG_NET=y -CONFIG_PACKET=y -CONFIG_UNIX=y -CONFIG_XFRM_MIGRATE=y -CONFIG_INET=y -CONFIG_IP_MULTICAST=y -CONFIG_IP_PNP=y -CONFIG_IP_PNP_DHCP=y -CONFIG_IP_PNP_BOOTP=y -CONFIG_IP_PNP_RARP=y -CONFIG_IP_MROUTE=y -CONFIG_ARPD=y -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m -CONFIG_TCP_MD5SIG=y -# CONFIG_IPV6 is not set -CONFIG_NETWORK_SECMARK=y -CONFIG_FW_LOADER=m -CONFIG_BLK_DEV_RAM=y -CONFIG_SGI_IOC4=m -CONFIG_NETDEVICES=y -CONFIG_PHYLIB=y -CONFIG_VITESSE_PHY=m -CONFIG_SMSC_PHY=m -CONFIG_NET_ETHERNET=y -CONFIG_NET_PCI=y -CONFIG_E100=y -CONFIG_QLA3XXX=m -CONFIG_CHELSIO_T3=m -CONFIG_NETXEN_NIC=m -# CONFIG_INPUT is not set -# CONFIG_SERIO is not set -# CONFIG_VT is not set -CONFIG_SERIAL_8250=y -CONFIG_SERIAL_8250_CONSOLE=y -CONFIG_SERIAL_8250_NR_UARTS=1 -CONFIG_SERIAL_8250_RUNTIME_UARTS=1 -# CONFIG_HW_RANDOM is not set -CONFIG_PROC_KCORE=y -CONFIG_TMPFS=y -CONFIG_TMPFS_POSIX_ACL=y -CONFIG_NFS_FS=y -CONFIG_NFS_V3=y -CONFIG_ROOT_NFS=y -CONFIG_DLM=m -CONFIG_CMDLINE_BOOL=y -CONFIG_CMDLINE="console=ttyS0,115200n8" -CONFIG_CRYPTO_NULL=m -CONFIG_CRYPTO_CBC=m -CONFIG_CRYPTO_ECB=m -CONFIG_CRYPTO_LRW=m -CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XCBC=m -CONFIG_CRYPTO_MD4=m -CONFIG_CRYPTO_MICHAEL_MIC=m -CONFIG_CRYPTO_SHA256=m -CONFIG_CRYPTO_SHA512=m -CONFIG_CRYPTO_TGR192=m -CONFIG_CRYPTO_WP512=m -CONFIG_CRYPTO_ANUBIS=m -CONFIG_CRYPTO_ARC4=m -CONFIG_CRYPTO_BLOWFISH=m -CONFIG_CRYPTO_CAMELLIA=m -CONFIG_CRYPTO_CAST5=m -CONFIG_CRYPTO_CAST6=m -CONFIG_CRYPTO_DES=m -CONFIG_CRYPTO_FCRYPT=m -CONFIG_CRYPTO_KHAZAD=m -CONFIG_CRYPTO_SERPENT=m -CONFIG_CRYPTO_TEA=m -CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_DEFLATE=m -CONFIG_CRC_CCITT=y -CONFIG_CRC16=y -CONFIG_LIBCRC32C=y diff --git a/arch/mips/dec/Makefile b/arch/mips/dec/Makefile index 9eb2f9c..3d5d2c5 100644 --- a/arch/mips/dec/Makefile +++ b/arch/mips/dec/Makefile @@ -5,6 +5,5 @@ obj-y := ecc-berr.o int-handler.o ioasic-irq.o kn01-berr.o \ kn02-irq.o kn02xa-berr.o reset.o setup.o time.o -obj-$(CONFIG_PROM_CONSOLE) += promcon.o obj-$(CONFIG_TC) += tc.o obj-$(CONFIG_CPU_HAS_WB) += wbflush.o diff --git a/arch/mips/dec/promcon.c b/arch/mips/dec/promcon.c deleted file mode 100644 index c239c25..0000000 --- a/arch/mips/dec/promcon.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * Wrap-around code for a console using the - * DECstation PROM io-routines. - * - * Copyright (c) 1998 Harald Koerfgen - */ - -#include -#include -#include -#include -#include - -#include - -static void prom_console_write(struct console *co, const char *s, - unsigned count) -{ - unsigned i; - - /* - * Now, do each character - */ - for (i = 0; i < count; i++) { - if (*s == 10) - prom_printf("%c", 13); - prom_printf("%c", *s++); - } -} - -static int __init prom_console_setup(struct console *co, char *options) -{ - return 0; -} - -static struct console sercons = { - .name = "ttyS", - .write = prom_console_write, - .setup = prom_console_setup, - .flags = CON_PRINTBUFFER, - .index = -1, -}; - -/* - * Register console. - */ - -static int __init prom_console_init(void) -{ - register_console(&sercons); - - return 0; -} -console_initcall(prom_console_init); diff --git a/arch/mips/fw/cfe/cfe_api.c b/arch/mips/fw/cfe/cfe_api.c index d06dc5a6..cf84f01 100644 --- a/arch/mips/fw/cfe/cfe_api.c +++ b/arch/mips/fw/cfe/cfe_api.c @@ -406,12 +406,12 @@ int cfe_setenv(char *name, char *val) return xiocb.xiocb_status; } -int cfe_write(int handle, unsigned char *buffer, int length) +int cfe_write(int handle, const char *buffer, int length) { return cfe_writeblk(handle, 0, buffer, length); } -int cfe_writeblk(int handle, s64 offset, unsigned char *buffer, int length) +int cfe_writeblk(int handle, s64 offset, const char *buffer, int length) { struct cfe_xiocb xiocb; diff --git a/arch/mips/include/asm/cop2.h b/arch/mips/include/asm/cop2.h index 3532e2c..c1516cc 100644 --- a/arch/mips/include/asm/cop2.h +++ b/arch/mips/include/asm/cop2.h @@ -11,6 +11,35 @@ #include +#if defined(CONFIG_CPU_CAVIUM_OCTEON) + +extern void octeon_cop2_save(struct octeon_cop2_state *); +extern void octeon_cop2_restore(struct octeon_cop2_state *); + +#define cop2_save(r) octeon_cop2_save(r) +#define cop2_restore(r) octeon_cop2_restore(r) + +#define cop2_present 1 +#define cop2_lazy_restore 1 + +#elif defined(CONFIG_CPU_XLP) + +extern void nlm_cop2_save(struct nlm_cop2_state *); +extern void nlm_cop2_restore(struct nlm_cop2_state *); +#define cop2_save(r) nlm_cop2_save(r) +#define cop2_restore(r) nlm_cop2_restore(r) + +#define cop2_present 1 +#define cop2_lazy_restore 0 + +#else + +#define cop2_present 0 +#define cop2_lazy_restore 0 +#define cop2_save(r) +#define cop2_restore(r) +#endif + enum cu2_ops { CU2_EXCEPTION, CU2_LWC2_OP, diff --git a/arch/mips/include/asm/cpu-features.h b/arch/mips/include/asm/cpu-features.h index e5ec8fc..1dc0860 100644 --- a/arch/mips/include/asm/cpu-features.h +++ b/arch/mips/include/asm/cpu-features.h @@ -24,6 +24,16 @@ #ifndef cpu_has_tlb #define cpu_has_tlb (cpu_data[0].options & MIPS_CPU_TLB) #endif + +/* + * For the moment we don't consider R6000 and R8000 so we can assume that + * anything that doesn't support R4000-style exceptions and interrupts is + * R3000-like. Users should still treat these two macro definitions as + * opaque. + */ +#ifndef cpu_has_3kex +#define cpu_has_3kex (!cpu_has_4kex) +#endif #ifndef cpu_has_4kex #define cpu_has_4kex (cpu_data[0].options & MIPS_CPU_4KEX) #endif @@ -87,19 +97,23 @@ #define cpu_has_mips16 (cpu_data[0].ases & MIPS_ASE_MIPS16) #endif #ifndef cpu_has_mdmx -#define cpu_has_mdmx (cpu_data[0].ases & MIPS_ASE_MDMX) +#define cpu_has_mdmx (cpu_data[0].ases & MIPS_ASE_MDMX) #endif #ifndef cpu_has_mips3d -#define cpu_has_mips3d (cpu_data[0].ases & MIPS_ASE_MIPS3D) +#define cpu_has_mips3d (cpu_data[0].ases & MIPS_ASE_MIPS3D) #endif #ifndef cpu_has_smartmips -#define cpu_has_smartmips (cpu_data[0].ases & MIPS_ASE_SMARTMIPS) +#define cpu_has_smartmips (cpu_data[0].ases & MIPS_ASE_SMARTMIPS) #endif #ifndef cpu_has_rixi #define cpu_has_rixi (cpu_data[0].options & MIPS_CPU_RIXI) #endif #ifndef cpu_has_mmips -#define cpu_has_mmips (cpu_data[0].options & MIPS_CPU_MICROMIPS) +# ifdef CONFIG_SYS_SUPPORTS_MICROMIPS +# define cpu_has_mmips (cpu_data[0].options & MIPS_CPU_MICROMIPS) +# else +# define cpu_has_mmips 0 +# endif #endif #ifndef cpu_has_vtag_icache #define cpu_has_vtag_icache (cpu_data[0].icache.flags & MIPS_CACHE_VTAG) @@ -111,7 +125,7 @@ #define cpu_has_ic_fills_f_dc (cpu_data[0].icache.flags & MIPS_CACHE_IC_F_DC) #endif #ifndef cpu_has_pindexed_dcache -#define cpu_has_pindexed_dcache (cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX) +#define cpu_has_pindexed_dcache (cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX) #endif #ifndef cpu_has_local_ebase #define cpu_has_local_ebase 1 @@ -136,7 +150,6 @@ #endif #endif -# define cpu_has_mips_1 (cpu_data[0].isa_level & MIPS_CPU_ISA_I) #ifndef cpu_has_mips_2 # define cpu_has_mips_2 (cpu_data[0].isa_level & MIPS_CPU_ISA_II) #endif @@ -149,18 +162,18 @@ #ifndef cpu_has_mips_5 # define cpu_has_mips_5 (cpu_data[0].isa_level & MIPS_CPU_ISA_V) #endif -# ifndef cpu_has_mips32r1 +#ifndef cpu_has_mips32r1 # define cpu_has_mips32r1 (cpu_data[0].isa_level & MIPS_CPU_ISA_M32R1) -# endif -# ifndef cpu_has_mips32r2 +#endif +#ifndef cpu_has_mips32r2 # define cpu_has_mips32r2 (cpu_data[0].isa_level & MIPS_CPU_ISA_M32R2) -# endif -# ifndef cpu_has_mips64r1 +#endif +#ifndef cpu_has_mips64r1 # define cpu_has_mips64r1 (cpu_data[0].isa_level & MIPS_CPU_ISA_M64R1) -# endif -# ifndef cpu_has_mips64r2 +#endif +#ifndef cpu_has_mips64r2 # define cpu_has_mips64r2 (cpu_data[0].isa_level & MIPS_CPU_ISA_M64R2) -# endif +#endif /* * Shortcuts ... @@ -182,9 +195,9 @@ * has CLO and CLZ but not DCLO nor DCLZ. For 64-bit kernels * cpu_has_clo_clz also indicates the availability of DCLO and DCLZ. */ -# ifndef cpu_has_clo_clz -# define cpu_has_clo_clz cpu_has_mips_r -# endif +#ifndef cpu_has_clo_clz +#define cpu_has_clo_clz cpu_has_mips_r +#endif #ifndef cpu_has_dsp #define cpu_has_dsp (cpu_data[0].ases & MIPS_ASE_DSP) @@ -210,7 +223,7 @@ # define cpu_has_64bits (cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT) # endif # ifndef cpu_has_64bit_zero_reg -# define cpu_has_64bit_zero_reg (cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT) +# define cpu_has_64bit_zero_reg (cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT) # endif # ifndef cpu_has_64bit_gp_regs # define cpu_has_64bit_gp_regs 0 diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h index dd86ab2..632bbe5 100644 --- a/arch/mips/include/asm/cpu.h +++ b/arch/mips/include/asm/cpu.h @@ -282,18 +282,17 @@ enum cpu_type_enum { * ISA Level encodings * */ -#define MIPS_CPU_ISA_I 0x00000001 -#define MIPS_CPU_ISA_II 0x00000002 -#define MIPS_CPU_ISA_III 0x00000004 -#define MIPS_CPU_ISA_IV 0x00000008 -#define MIPS_CPU_ISA_V 0x00000010 -#define MIPS_CPU_ISA_M32R1 0x00000020 -#define MIPS_CPU_ISA_M32R2 0x00000040 -#define MIPS_CPU_ISA_M64R1 0x00000080 -#define MIPS_CPU_ISA_M64R2 0x00000100 - -#define MIPS_CPU_ISA_32BIT (MIPS_CPU_ISA_I | MIPS_CPU_ISA_II | \ - MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2) +#define MIPS_CPU_ISA_II 0x00000001 +#define MIPS_CPU_ISA_III 0x00000002 +#define MIPS_CPU_ISA_IV 0x00000004 +#define MIPS_CPU_ISA_V 0x00000008 +#define MIPS_CPU_ISA_M32R1 0x00000010 +#define MIPS_CPU_ISA_M32R2 0x00000020 +#define MIPS_CPU_ISA_M64R1 0x00000040 +#define MIPS_CPU_ISA_M64R2 0x00000080 + +#define MIPS_CPU_ISA_32BIT (MIPS_CPU_ISA_II | MIPS_CPU_ISA_M32R1 | \ + MIPS_CPU_ISA_M32R2) #define MIPS_CPU_ISA_64BIT (MIPS_CPU_ISA_III | MIPS_CPU_ISA_IV | \ MIPS_CPU_ISA_V | MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2) diff --git a/arch/mips/include/asm/fw/cfe/cfe_api.h b/arch/mips/include/asm/fw/cfe/cfe_api.h index 1734755..a0ea69e 100644 --- a/arch/mips/include/asm/fw/cfe/cfe_api.h +++ b/arch/mips/include/asm/fw/cfe/cfe_api.h @@ -115,8 +115,8 @@ int cfe_read(int handle, unsigned char *buffer, int length); int cfe_readblk(int handle, int64_t offset, unsigned char *buffer, int length); int cfe_setenv(char *name, char *val); -int cfe_write(int handle, unsigned char *buffer, int length); -int cfe_writeblk(int handle, int64_t offset, unsigned char *buffer, +int cfe_write(int handle, const char *buffer, int length); +int cfe_writeblk(int handle, int64_t offset, const char *buffer, int length); #endif /* CFE_API_H */ diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h index 7153b32..b2e3e93 100644 --- a/arch/mips/include/asm/gic.h +++ b/arch/mips/include/asm/gic.h @@ -347,7 +347,7 @@ struct gic_shared_intr_map { #define GIC_CPU_INT2 2 /* . */ #define GIC_CPU_INT3 3 /* . */ #define GIC_CPU_INT4 4 /* . */ -#define GIC_CPU_INT5 5 /* Core Interrupt 5 */ +#define GIC_CPU_INT5 5 /* Core Interrupt 7 */ /* Local GIC interrupts. */ #define GIC_INT_TMR (GIC_CPU_INT5) diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h index b7e5985..3321dd5 100644 --- a/arch/mips/include/asm/io.h +++ b/arch/mips/include/asm/io.h @@ -170,6 +170,11 @@ static inline void * isa_bus_to_virt(unsigned long address) extern void __iomem * __ioremap(phys_t offset, phys_t size, unsigned long flags); extern void __iounmap(const volatile void __iomem *addr); +#ifndef CONFIG_PCI +struct pci_dev; +static inline void pci_iounmap(struct pci_dev *dev, void __iomem *addr) {} +#endif + static inline void __iomem * __ioremap_mode(phys_t offset, unsigned long size, unsigned long flags) { @@ -449,6 +454,11 @@ __BUILDIO(q, u64) #define readl_relaxed readl #define readq_relaxed readq +#define writeb_relaxed writeb +#define writew_relaxed writew +#define writel_relaxed writel +#define writeq_relaxed writeq + #define readb_be(addr) \ __raw_readb((__force unsigned *)(addr)) #define readw_be(addr) \ diff --git a/arch/mips/include/asm/kspd.h b/arch/mips/include/asm/kspd.h deleted file mode 100644 index ec68329..0000000 --- a/arch/mips/include/asm/kspd.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved. - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - */ - -#ifndef _ASM_KSPD_H -#define _ASM_KSPD_H - -struct kspd_notifications { - void (*kspd_sp_exit)(int sp_id); - - struct list_head list; -}; - -static inline void kspd_notify(struct kspd_notifications *notify) -{ -} - -#endif diff --git a/arch/mips/include/asm/mach-ar7/spaces.h b/arch/mips/include/asm/mach-ar7/spaces.h index ac28f27..660ab64 100644 --- a/arch/mips/include/asm/mach-ar7/spaces.h +++ b/arch/mips/include/asm/mach-ar7/spaces.h @@ -14,8 +14,11 @@ * This handles the memory map. * We handle pages at KSEG0 for kernels with 32 bit address space. */ -#define PAGE_OFFSET 0x94000000UL -#define PHYS_OFFSET 0x14000000UL +#define PAGE_OFFSET _AC(0x94000000, UL) +#define PHYS_OFFSET _AC(0x14000000, UL) + +#define UNCAC_BASE _AC(0xb4000000, UL) /* 0xa0000000 + PHYS_OFFSET */ +#define IO_BASE UNCAC_BASE #include diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h index e6e65dc..19f9134 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h @@ -9,6 +9,7 @@ * compile time if only one CPU support is enabled (idea stolen from * arm mach-types) */ +#define BCM3368_CPU_ID 0x3368 #define BCM6328_CPU_ID 0x6328 #define BCM6338_CPU_ID 0x6338 #define BCM6345_CPU_ID 0x6345 @@ -22,6 +23,19 @@ u16 __bcm63xx_get_cpu_id(void); u8 bcm63xx_get_cpu_rev(void); unsigned int bcm63xx_get_cpu_freq(void); +#ifdef CONFIG_BCM63XX_CPU_3368 +# ifdef bcm63xx_get_cpu_id +# undef bcm63xx_get_cpu_id +# define bcm63xx_get_cpu_id() __bcm63xx_get_cpu_id() +# define BCMCPU_RUNTIME_DETECT +# else +# define bcm63xx_get_cpu_id() BCM3368_CPU_ID +# endif +# define BCMCPU_IS_3368() (bcm63xx_get_cpu_id() == BCM3368_CPU_ID) +#else +# define BCMCPU_IS_3368() (0) +#endif + #ifdef CONFIG_BCM63XX_CPU_6328 # ifdef bcm63xx_get_cpu_id # undef bcm63xx_get_cpu_id @@ -194,6 +208,53 @@ enum bcm63xx_regs_set { #define RSET_RNG_SIZE 20 /* + * 3368 register sets base address + */ +#define BCM_3368_DSL_LMEM_BASE (0xdeadbeef) +#define BCM_3368_PERF_BASE (0xfff8c000) +#define BCM_3368_TIMER_BASE (0xfff8c040) +#define BCM_3368_WDT_BASE (0xfff8c080) +#define BCM_3368_UART0_BASE (0xfff8c100) +#define BCM_3368_UART1_BASE (0xfff8c120) +#define BCM_3368_GPIO_BASE (0xfff8c080) +#define BCM_3368_SPI_BASE (0xfff8c800) +#define BCM_3368_HSSPI_BASE (0xdeadbeef) +#define BCM_3368_UDC0_BASE (0xdeadbeef) +#define BCM_3368_USBDMA_BASE (0xdeadbeef) +#define BCM_3368_OHCI0_BASE (0xdeadbeef) +#define BCM_3368_OHCI_PRIV_BASE (0xdeadbeef) +#define BCM_3368_USBH_PRIV_BASE (0xdeadbeef) +#define BCM_3368_USBD_BASE (0xdeadbeef) +#define BCM_3368_MPI_BASE (0xfff80000) +#define BCM_3368_PCMCIA_BASE (0xfff80054) +#define BCM_3368_PCIE_BASE (0xdeadbeef) +#define BCM_3368_SDRAM_REGS_BASE (0xdeadbeef) +#define BCM_3368_DSL_BASE (0xdeadbeef) +#define BCM_3368_UBUS_BASE (0xdeadbeef) +#define BCM_3368_ENET0_BASE (0xfff98000) +#define BCM_3368_ENET1_BASE (0xfff98800) +#define BCM_3368_ENETDMA_BASE (0xfff99800) +#define BCM_3368_ENETDMAC_BASE (0xfff99900) +#define BCM_3368_ENETDMAS_BASE (0xfff99a00) +#define BCM_3368_ENETSW_BASE (0xdeadbeef) +#define BCM_3368_EHCI0_BASE (0xdeadbeef) +#define BCM_3368_SDRAM_BASE (0xdeadbeef) +#define BCM_3368_MEMC_BASE (0xfff84000) +#define BCM_3368_DDR_BASE (0xdeadbeef) +#define BCM_3368_M2M_BASE (0xdeadbeef) +#define BCM_3368_ATM_BASE (0xdeadbeef) +#define BCM_3368_XTM_BASE (0xdeadbeef) +#define BCM_3368_XTMDMA_BASE (0xdeadbeef) +#define BCM_3368_XTMDMAC_BASE (0xdeadbeef) +#define BCM_3368_XTMDMAS_BASE (0xdeadbeef) +#define BCM_3368_PCM_BASE (0xfff9c200) +#define BCM_3368_PCMDMA_BASE (0xdeadbeef) +#define BCM_3368_PCMDMAC_BASE (0xdeadbeef) +#define BCM_3368_PCMDMAS_BASE (0xdeadbeef) +#define BCM_3368_RNG_BASE (0xdeadbeef) +#define BCM_3368_MISC_BASE (0xdeadbeef) + +/* * 6328 register sets base address */ #define BCM_6328_DSL_LMEM_BASE (0xdeadbeef) @@ -238,6 +299,8 @@ enum bcm63xx_regs_set { #define BCM_6328_PCMDMAS_BASE (0xdeadbeef) #define BCM_6328_RNG_BASE (0xdeadbeef) #define BCM_6328_MISC_BASE (0xb0001800) +#define BCM_6328_OTP_BASE (0xb0000600) + /* * 6338 register sets base address */ @@ -623,6 +686,9 @@ static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set) #ifdef BCMCPU_RUNTIME_DETECT return bcm63xx_regs_base[set]; #else +#ifdef CONFIG_BCM63XX_CPU_3368 + __GEN_RSET(3368) +#endif #ifdef CONFIG_BCM63XX_CPU_6328 __GEN_RSET(6328) #endif @@ -690,6 +756,52 @@ enum bcm63xx_irq { }; /* + * 3368 irqs + */ +#define BCM_3368_TIMER_IRQ (IRQ_INTERNAL_BASE + 0) +#define BCM_3368_SPI_IRQ (IRQ_INTERNAL_BASE + 1) +#define BCM_3368_UART0_IRQ (IRQ_INTERNAL_BASE + 2) +#define BCM_3368_UART1_IRQ (IRQ_INTERNAL_BASE + 3) +#define BCM_3368_DSL_IRQ 0 +#define BCM_3368_UDC0_IRQ 0 +#define BCM_3368_OHCI0_IRQ 0 +#define BCM_3368_ENET0_IRQ (IRQ_INTERNAL_BASE + 8) +#define BCM_3368_ENET1_IRQ (IRQ_INTERNAL_BASE + 6) +#define BCM_3368_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 9) +#define BCM_3368_ENET0_RXDMA_IRQ (IRQ_INTERNAL_BASE + 15) +#define BCM_3368_ENET0_TXDMA_IRQ (IRQ_INTERNAL_BASE + 16) +#define BCM_3368_HSSPI_IRQ 0 +#define BCM_3368_EHCI0_IRQ 0 +#define BCM_3368_USBD_IRQ 0 +#define BCM_3368_USBD_RXDMA0_IRQ 0 +#define BCM_3368_USBD_TXDMA0_IRQ 0 +#define BCM_3368_USBD_RXDMA1_IRQ 0 +#define BCM_3368_USBD_TXDMA1_IRQ 0 +#define BCM_3368_USBD_RXDMA2_IRQ 0 +#define BCM_3368_USBD_TXDMA2_IRQ 0 +#define BCM_3368_ENET1_RXDMA_IRQ (IRQ_INTERNAL_BASE + 17) +#define BCM_3368_ENET1_TXDMA_IRQ (IRQ_INTERNAL_BASE + 18) +#define BCM_3368_PCI_IRQ (IRQ_INTERNAL_BASE + 31) +#define BCM_3368_PCMCIA_IRQ 0 +#define BCM_3368_ATM_IRQ 0 +#define BCM_3368_ENETSW_RXDMA0_IRQ 0 +#define BCM_3368_ENETSW_RXDMA1_IRQ 0 +#define BCM_3368_ENETSW_RXDMA2_IRQ 0 +#define BCM_3368_ENETSW_RXDMA3_IRQ 0 +#define BCM_3368_ENETSW_TXDMA0_IRQ 0 +#define BCM_3368_ENETSW_TXDMA1_IRQ 0 +#define BCM_3368_ENETSW_TXDMA2_IRQ 0 +#define BCM_3368_ENETSW_TXDMA3_IRQ 0 +#define BCM_3368_XTM_IRQ 0 +#define BCM_3368_XTM_DMA0_IRQ 0 + +#define BCM_3368_EXT_IRQ0 (IRQ_INTERNAL_BASE + 25) +#define BCM_3368_EXT_IRQ1 (IRQ_INTERNAL_BASE + 26) +#define BCM_3368_EXT_IRQ2 (IRQ_INTERNAL_BASE + 27) +#define BCM_3368_EXT_IRQ3 (IRQ_INTERNAL_BASE + 28) + + +/* * 6328 irqs */ #define BCM_6328_HIGH_IRQ_BASE (IRQ_INTERNAL_BASE + 32) diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h index 35baa1a..565ff36 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h @@ -11,6 +11,7 @@ static inline unsigned long bcm63xx_gpio_count(void) switch (bcm63xx_get_cpu_id()) { case BCM6328_CPU_ID: return 32; + case BCM3368_CPU_ID: case BCM6358_CPU_ID: return 40; case BCM6338_CPU_ID: diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h index eff7ca7..9875db3 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h @@ -15,6 +15,39 @@ /* Clock Control register */ #define PERF_CKCTL_REG 0x4 +#define CKCTL_3368_MAC_EN (1 << 3) +#define CKCTL_3368_TC_EN (1 << 5) +#define CKCTL_3368_US_TOP_EN (1 << 6) +#define CKCTL_3368_DS_TOP_EN (1 << 7) +#define CKCTL_3368_APM_EN (1 << 8) +#define CKCTL_3368_SPI_EN (1 << 9) +#define CKCTL_3368_USBS_EN (1 << 10) +#define CKCTL_3368_BMU_EN (1 << 11) +#define CKCTL_3368_PCM_EN (1 << 12) +#define CKCTL_3368_NTP_EN (1 << 13) +#define CKCTL_3368_ACP_B_EN (1 << 14) +#define CKCTL_3368_ACP_A_EN (1 << 15) +#define CKCTL_3368_EMUSB_EN (1 << 17) +#define CKCTL_3368_ENET0_EN (1 << 18) +#define CKCTL_3368_ENET1_EN (1 << 19) +#define CKCTL_3368_USBU_EN (1 << 20) +#define CKCTL_3368_EPHY_EN (1 << 21) + +#define CKCTL_3368_ALL_SAFE_EN (CKCTL_3368_MAC_EN | \ + CKCTL_3368_TC_EN | \ + CKCTL_3368_US_TOP_EN | \ + CKCTL_3368_DS_TOP_EN | \ + CKCTL_3368_APM_EN | \ + CKCTL_3368_SPI_EN | \ + CKCTL_3368_USBS_EN | \ + CKCTL_3368_BMU_EN | \ + CKCTL_3368_PCM_EN | \ + CKCTL_3368_NTP_EN | \ + CKCTL_3368_ACP_B_EN | \ + CKCTL_3368_ACP_A_EN | \ + CKCTL_3368_EMUSB_EN | \ + CKCTL_3368_USBU_EN) + #define CKCTL_6328_PHYMIPS_EN (1 << 0) #define CKCTL_6328_ADSL_QPROC_EN (1 << 1) #define CKCTL_6328_ADSL_AFE_EN (1 << 2) @@ -181,6 +214,7 @@ #define SYS_PLL_SOFT_RESET 0x1 /* Interrupt Mask register */ +#define PERF_IRQMASK_3368_REG 0xc #define PERF_IRQMASK_6328_REG 0x20 #define PERF_IRQMASK_6338_REG 0xc #define PERF_IRQMASK_6345_REG 0xc @@ -190,6 +224,7 @@ #define PERF_IRQMASK_6368_REG 0x20 /* Interrupt Status register */ +#define PERF_IRQSTAT_3368_REG 0x10 #define PERF_IRQSTAT_6328_REG 0x28 #define PERF_IRQSTAT_6338_REG 0x10 #define PERF_IRQSTAT_6345_REG 0x10 @@ -199,6 +234,7 @@ #define PERF_IRQSTAT_6368_REG 0x28 /* External Interrupt Configuration register */ +#define PERF_EXTIRQ_CFG_REG_3368 0x14 #define PERF_EXTIRQ_CFG_REG_6328 0x18 #define PERF_EXTIRQ_CFG_REG_6338 0x14 #define PERF_EXTIRQ_CFG_REG_6345 0x14 @@ -236,6 +272,13 @@ #define PERF_SOFTRESET_6362_REG 0x10 #define PERF_SOFTRESET_6368_REG 0x10 +#define SOFTRESET_3368_SPI_MASK (1 << 0) +#define SOFTRESET_3368_ENET_MASK (1 << 2) +#define SOFTRESET_3368_MPI_MASK (1 << 3) +#define SOFTRESET_3368_EPHY_MASK (1 << 6) +#define SOFTRESET_3368_USBS_MASK (1 << 11) +#define SOFTRESET_3368_PCM_MASK (1 << 13) + #define SOFTRESET_6328_SPI_MASK (1 << 0) #define SOFTRESET_6328_EPHY_MASK (1 << 1) #define SOFTRESET_6328_SAR_MASK (1 << 2) @@ -1370,7 +1413,7 @@ #define SPI_6348_RX_DATA 0x80 #define SPI_6348_RX_DATA_SIZE 0x3f -/* BCM 6358/6262/6368 SPI core */ +/* BCM 3368/6358/6262/6368 SPI core */ #define SPI_6358_MSG_CTL 0x00 /* 16-bits register */ #define SPI_6358_MSG_CTL_WIDTH 16 #define SPI_6358_MSG_DATA 0x02 @@ -1511,4 +1554,11 @@ #define PCIE_DEVICE_OFFSET 0x8000 +/************************************************************************* + * _REG relative to RSET_OTP + *************************************************************************/ + +#define OTP_USER_BITS_6328_REG(i) (0x20 + (i) * 4) +#define OTP_6328_REG3_TP1_DISABLED BIT(9) + #endif /* BCM63XX_REGS_H_ */ diff --git a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h index d9aee1a..b86a0ef 100644 --- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h +++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h @@ -47,6 +47,12 @@ struct board_info { /* GPIO LEDs */ struct gpio_led leds[5]; + + /* External PHY reset GPIO */ + unsigned int ephy_reset_gpio; + + /* External PHY reset GPIO flags from gpio.h */ + unsigned long ephy_reset_gpio_flags; }; #endif /* ! BOARD_BCM963XX_H_ */ diff --git a/arch/mips/include/asm/mach-bcm63xx/ioremap.h b/arch/mips/include/asm/mach-bcm63xx/ioremap.h index 94e3011..ff15e3b 100644 --- a/arch/mips/include/asm/mach-bcm63xx/ioremap.h +++ b/arch/mips/include/asm/mach-bcm63xx/ioremap.h @@ -11,6 +11,10 @@ static inline phys_t fixup_bigphys_addr(phys_t phys_addr, phys_t size) static inline int is_bcm63xx_internal_registers(phys_t offset) { switch (bcm63xx_get_cpu_id()) { + case BCM3368_CPU_ID: + if (offset >= 0xfff80000) + return 1; + break; case BCM6338_CPU_ID: case BCM6345_CPU_ID: case BCM6348_CPU_ID: diff --git a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h index be8fb42..47fb247 100644 --- a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h +++ b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h @@ -13,6 +13,8 @@ #ifndef __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H #define __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H +#include + struct device; extern void octeon_pci_dma_init(void); @@ -21,18 +23,21 @@ static inline dma_addr_t plat_map_dma_mem(struct device *dev, void *addr, size_t size) { BUG(); + return 0; } static inline dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page) { BUG(); + return 0; } static inline unsigned long plat_dma_addr_to_phys(struct device *dev, dma_addr_t dma_addr) { BUG(); + return 0; } static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr, @@ -44,6 +49,7 @@ static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr, static inline int plat_dma_supported(struct device *dev, u64 mask) { BUG(); + return 0; } static inline void plat_extra_sync_for_device(struct device *dev) @@ -60,6 +66,7 @@ static inline int plat_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) { BUG(); + return 0; } dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr); diff --git a/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h b/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h index 1e7dbb1..1668ee5 100644 --- a/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h +++ b/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h @@ -34,15 +34,10 @@ ori v0, CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE dmtc0 v0, CP0_CVMMEMCTL_REG # Write the cavium mem control register dmfc0 v0, CP0_CVMCTL_REG # Read the cavium control register -#ifdef CONFIG_CAVIUM_OCTEON_HW_FIX_UNALIGNED # Disable unaligned load/store support but leave HW fixup enabled + # Needed for octeon specific memcpy or v0, v0, 0x5001 xor v0, v0, 0x1001 -#else - # Disable unaligned load/store and HW fixup support - or v0, v0, 0x5001 - xor v0, v0, 0x5001 -#endif # Read the processor ID register mfc0 v1, CP0_PRID_REG # Disable instruction prefetching (Octeon Pass1 errata) diff --git a/arch/mips/include/asm/mach-cavium-octeon/spaces.h b/arch/mips/include/asm/mach-cavium-octeon/spaces.h new file mode 100644 index 0000000..daa91ac --- /dev/null +++ b/arch/mips/include/asm/mach-cavium-octeon/spaces.h @@ -0,0 +1,24 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2012 Cavium, Inc. + */ +#ifndef _ASM_MACH_CAVIUM_OCTEON_SPACES_H +#define _ASM_MACH_CAVIUM_OCTEON_SPACES_H + +#include + +#ifdef CONFIG_64BIT +/* They are all the same and some OCTEON II cores cannot handle 0xa8.. */ +#define CAC_BASE _AC(0x8000000000000000, UL) +#define UNCAC_BASE _AC(0x8000000000000000, UL) +#define IO_BASE _AC(0x8000000000000000, UL) + + +#endif /* CONFIG_64BIT */ + +#include + +#endif /* _ASM_MACH_CAVIUM_OCTEON_SPACES_H */ diff --git a/arch/mips/include/asm/mach-generic/dma-coherence.h b/arch/mips/include/asm/mach-generic/dma-coherence.h index fe23034..74cb992 100644 --- a/arch/mips/include/asm/mach-generic/dma-coherence.h +++ b/arch/mips/include/asm/mach-generic/dma-coherence.h @@ -66,4 +66,16 @@ static inline int plat_device_is_coherent(struct device *dev) #endif } +#ifdef CONFIG_SWIOTLB +static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr) +{ + return paddr; +} + +static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr) +{ + return daddr; +} +#endif + #endif /* __ASM_MACH_GENERIC_DMA_COHERENCE_H */ diff --git a/arch/mips/include/asm/mach-generic/kernel-entry-init.h b/arch/mips/include/asm/mach-generic/kernel-entry-init.h index 7e66505..13b0751 100644 --- a/arch/mips/include/asm/mach-generic/kernel-entry-init.h +++ b/arch/mips/include/asm/mach-generic/kernel-entry-init.h @@ -12,8 +12,8 @@ /* Intentionally empty macro, used in head.S. Override in * arch/mips/mach-xxx/kernel-entry-init.h when necessary. */ -.macro kernel_entry_setup -.endm + .macro kernel_entry_setup + .endm /* * Do SMP slave processor setup necessary before we can savely execute C code. diff --git a/arch/mips/include/asm/mach-ip27/kernel-entry-init.h b/arch/mips/include/asm/mach-ip27/kernel-entry-init.h index a323efb..b087cb8 100644 --- a/arch/mips/include/asm/mach-ip27/kernel-entry-init.h +++ b/arch/mips/include/asm/mach-ip27/kernel-entry-init.h @@ -24,6 +24,53 @@ .endm /* + * TLB bits + */ +#define PAGE_GLOBAL (1 << 6) +#define PAGE_VALID (1 << 7) +#define PAGE_DIRTY (1 << 8) +#define CACHE_CACHABLE_COW (5 << 9) + + /* + * inputs are the text nasid in t1, data nasid in t2. + */ + .macro MAPPED_KERNEL_SETUP_TLB +#ifdef CONFIG_MAPPED_KERNEL + /* + * This needs to read the nasid - assume 0 for now. + * Drop in 0xffffffffc0000000 in tlbhi, 0+VG in tlblo_0, + * 0+DVG in tlblo_1. + */ + dli t0, 0xffffffffc0000000 + dmtc0 t0, CP0_ENTRYHI + li t0, 0x1c000 # Offset of text into node memory + dsll t1, NASID_SHFT # Shift text nasid into place + dsll t2, NASID_SHFT # Same for data nasid + or t1, t1, t0 # Physical load address of kernel text + or t2, t2, t0 # Physical load address of kernel data + dsrl t1, 12 # 4K pfn + dsrl t2, 12 # 4K pfn + dsll t1, 6 # Get pfn into place + dsll t2, 6 # Get pfn into place + li t0, ((PAGE_GLOBAL | PAGE_VALID | CACHE_CACHABLE_COW) >> 6) + or t0, t0, t1 + mtc0 t0, CP0_ENTRYLO0 # physaddr, VG, cach exlwr + li t0, ((PAGE_GLOBAL | PAGE_VALID | PAGE_DIRTY | CACHE_CACHABLE_COW) >> 6) + or t0, t0, t2 + mtc0 t0, CP0_ENTRYLO1 # physaddr, DVG, cach exlwr + li t0, 0x1ffe000 # MAPPED_KERN_TLBMASK, TLBPGMASK_16M + mtc0 t0, CP0_PAGEMASK + li t0, 0 # KMAP_INX + mtc0 t0, CP0_INDEX + li t0, 1 + mtc0 t0, CP0_WIRED + tlbwi +#else + mtc0 zero, CP0_WIRED +#endif + .endm + +/* * Intentionally empty macro, used in head.S. Override in * arch/mips/mach-xxx/kernel-entry-init.h when necessary. */ diff --git a/arch/mips/include/asm/mach-ip28/spaces.h b/arch/mips/include/asm/mach-ip28/spaces.h index 5edf05d..5d6a764 100644 --- a/arch/mips/include/asm/mach-ip28/spaces.h +++ b/arch/mips/include/asm/mach-ip28/spaces.h @@ -11,11 +11,14 @@ #ifndef _ASM_MACH_IP28_SPACES_H #define _ASM_MACH_IP28_SPACES_H -#define CAC_BASE 0xa800000000000000 +#define CAC_BASE _AC(0xa800000000000000, UL) -#define HIGHMEM_START (~0UL) +#define HIGHMEM_START (~0UL) -#define PHYS_OFFSET _AC(0x20000000, UL) +#define PHYS_OFFSET _AC(0x20000000, UL) + +#define UNCAC_BASE _AC(0xc0000000, UL) /* 0xa0000000 + PHYS_OFFSET */ +#define IO_BASE UNCAC_BASE #include diff --git a/arch/mips/include/asm/mach-pmcs-msp71xx/gpio.h b/arch/mips/include/asm/mach-pmcs-msp71xx/gpio.h deleted file mode 100644 index ebdbab9..0000000 --- a/arch/mips/include/asm/mach-pmcs-msp71xx/gpio.h +++ /dev/null @@ -1,46 +0,0 @@ -/* - * include/asm-mips/pmc-sierra/msp71xx/gpio.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * @author Patrick Glass - */ - -#ifndef __PMC_MSP71XX_GPIO_H -#define __PMC_MSP71XX_GPIO_H - -/* Max number of gpio's is 28 on chip plus 3 banks of I2C IO Expanders */ -#define ARCH_NR_GPIOS (28 + (3 * 8)) - -/* new generic GPIO API - see Documentation/gpio.txt */ -#include - -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep - -/* Setup calls for the gpio and gpio extended */ -extern void msp71xx_init_gpio(void); -extern void msp71xx_init_gpio_extended(void); -extern int msp71xx_set_output_drive(unsigned gpio, int value); - -/* Custom output drive functionss */ -static inline int gpio_set_output_drive(unsigned gpio, int value) -{ - return msp71xx_set_output_drive(gpio, value); -} - -/* IRQ's are not supported for gpio lines */ -static inline int gpio_to_irq(unsigned gpio) -{ - return -EINVAL; -} - -static inline int irq_to_gpio(unsigned irq) -{ - return -EINVAL; -} - -#endif /* __PMC_MSP71XX_GPIO_H */ diff --git a/arch/mips/include/asm/mach-wrppmc/mach-gt64120.h b/arch/mips/include/asm/mach-wrppmc/mach-gt64120.h deleted file mode 100644 index 00fa368..0000000 --- a/arch/mips/include/asm/mach-wrppmc/mach-gt64120.h +++ /dev/null @@ -1,83 +0,0 @@ -/* - * This is a direct copy of the ev96100.h file, with a global - * search and replace. The numbers are the same. - * - * The reason I'm duplicating this is so that the 64120/96100 - * defines won't be confusing in the source code. - */ -#ifndef __ASM_MIPS_GT64120_H -#define __ASM_MIPS_GT64120_H - -/* - * This is the CPU physical memory map of PPMC Board: - * - * 0x00000000-0x03FFFFFF - 64MB SDRAM (SCS[0]#) - * 0x1C000000-0x1C000000 - LED (CS0) - * 0x1C800000-0x1C800007 - UART 16550 port (CS1) - * 0x1F000000-0x1F000000 - MailBox (CS3) - * 0x1FC00000-0x20000000 - 4MB Flash (BOOT CS) - */ - -#define WRPPMC_SDRAM_SCS0_BASE 0x00000000 -#define WRPPMC_SDRAM_SCS0_SIZE 0x04000000 - -#define WRPPMC_UART16550_BASE 0x1C800000 -#define WRPPMC_UART16550_CLOCK 3686400 /* 3.68MHZ */ - -#define WRPPMC_LED_BASE 0x1C000000 -#define WRPPMC_MBOX_BASE 0x1F000000 - -#define WRPPMC_BOOTROM_BASE 0x1FC00000 -#define WRPPMC_BOOTROM_SIZE 0x00400000 /* 4M Flash */ - -#define WRPPMC_MIPS_TIMER_IRQ 7 /* MIPS compare/count timer interrupt */ -#define WRPPMC_UART16550_IRQ 6 -#define WRPPMC_PCI_INTA_IRQ 3 - -/* - * PCI Bus I/O and Memory resources allocation - * - * NOTE: We only have PCI_0 hose interface - */ -#define GT_PCI_MEM_BASE 0x13000000UL -#define GT_PCI_MEM_SIZE 0x02000000UL -#define GT_PCI_IO_BASE 0x11000000UL -#define GT_PCI_IO_SIZE 0x02000000UL - -/* - * PCI interrupts will come in on either the INTA or INTD interrupt lines, - * which are mapped to the #2 and #5 interrupt pins of the MIPS. On our - * boards, they all either come in on IntD or they all come in on IntA, they - * aren't mixed. There can be numerous PCI interrupts, so we keep a list of the - * "requested" interrupt numbers and go through the list whenever we get an - * IntA/D. - * - * Interrupts < 8 are directly wired to the processor; PCI INTA is 8 and - * INTD is 11. - */ -#define GT_TIMER 4 -#define GT_INTA 2 -#define GT_INTD 5 - -#ifndef __ASSEMBLY__ - -/* - * GT64120 internal register space base address - */ -extern unsigned long gt64120_base; - -#define GT64120_BASE (gt64120_base) - -/* define WRPPMC_EARLY_DEBUG to enable early output something to UART */ -#undef WRPPMC_EARLY_DEBUG - -#ifdef WRPPMC_EARLY_DEBUG -extern void wrppmc_led_on(int mask); -extern void wrppmc_led_off(int mask); -extern void wrppmc_early_printk(const char *fmt, ...); -#else -#define wrppmc_early_printk(fmt, ...) do {} while (0) -#endif /* WRPPMC_EARLY_DEBUG */ - -#endif /* __ASSEMBLY__ */ -#endif /* __ASM_MIPS_GT64120_H */ diff --git a/arch/mips/include/asm/mach-wrppmc/war.h b/arch/mips/include/asm/mach-wrppmc/war.h deleted file mode 100644 index e86084c..0000000 --- a/arch/mips/include/asm/mach-wrppmc/war.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2002, 2004, 2007 by Ralf Baechle - */ -#ifndef __ASM_MIPS_MACH_WRPPMC_WAR_H -#define __ASM_MIPS_MACH_WRPPMC_WAR_H - -#define R4600_V1_INDEX_ICACHEOP_WAR 0 -#define R4600_V1_HIT_CACHEOP_WAR 0 -#define R4600_V2_HIT_CACHEOP_WAR 0 -#define R5432_CP0_INTERRUPT_WAR 0 -#define BCM1250_M3_WAR 0 -#define SIBYTE_1956_WAR 0 -#define MIPS4K_ICACHE_REFILL_WAR 0 -#define MIPS_CACHE_SYNC_WAR 0 -#define TX49XX_ICACHE_INDEX_INV_WAR 0 -#define ICACHE_REFILLS_WORKAROUND_WAR 1 -#define R10000_LLSC_WAR 0 -#define MIPS34K_MISSED_ITLB_WAR 0 - -#endif /* __ASM_MIPS_MACH_WRPPMC_WAR_H */ diff --git a/arch/mips/include/asm/mips-boards/generic.h b/arch/mips/include/asm/mips-boards/generic.h index bd9746f..4861681 100644 --- a/arch/mips/include/asm/mips-boards/generic.h +++ b/arch/mips/include/asm/mips-boards/generic.h @@ -24,12 +24,6 @@ #define ASCII_DISPLAY_POS_BASE 0x1f000418 /* - * Reset register. - */ -#define SOFTRES_REG 0x1f000500 -#define GORESET 0x42 - -/* * Revision register. */ #define MIPS_REVISION_REG 0x1fc00010 diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h index 87e6207..fed1c3e 100644 --- a/arch/mips/include/asm/mipsregs.h +++ b/arch/mips/include/asm/mipsregs.h @@ -596,7 +596,7 @@ #define MIPS_CONF3_RXI (_ULCAST_(1) << 12) #define MIPS_CONF3_ULRI (_ULCAST_(1) << 13) #define MIPS_CONF3_ISA (_ULCAST_(3) << 14) -#define MIPS_CONF3_ISA_OE (_ULCAST_(3) << 16) +#define MIPS_CONF3_ISA_OE (_ULCAST_(1) << 16) #define MIPS_CONF3_VZ (_ULCAST_(1) << 23) #define MIPS_CONF4_MMUSIZEEXT (_ULCAST_(255) << 0) diff --git a/arch/mips/include/asm/mmu_context.h b/arch/mips/include/asm/mmu_context.h index 516e6e9..3b29079 100644 --- a/arch/mips/include/asm/mmu_context.h +++ b/arch/mips/include/asm/mmu_context.h @@ -28,11 +28,7 @@ #define TLBMISS_HANDLER_SETUP_PGD(pgd) \ do { \ - void (*tlbmiss_handler_setup_pgd)(unsigned long); \ - extern u32 tlbmiss_handler_setup_pgd_array[16]; \ - \ - tlbmiss_handler_setup_pgd = \ - (__typeof__(tlbmiss_handler_setup_pgd)) tlbmiss_handler_setup_pgd_array; \ + extern void tlbmiss_handler_setup_pgd(unsigned long); \ tlbmiss_handler_setup_pgd((unsigned long)(pgd)); \ } while (0) diff --git a/arch/mips/include/asm/netlogic/common.h b/arch/mips/include/asm/netlogic/common.h index aef560a..bb68c33 100644 --- a/arch/mips/include/asm/netlogic/common.h +++ b/arch/mips/include/asm/netlogic/common.h @@ -39,11 +39,17 @@ * Common SMP definitions */ #define RESET_VEC_PHYS 0x1fc00000 +#define RESET_VEC_SIZE 8192 /* 8KB reset code and data */ #define RESET_DATA_PHYS (RESET_VEC_PHYS + (1<<10)) + +/* Offsets of parameters in the RESET_DATA_PHYS area */ #define BOOT_THREAD_MODE 0 #define BOOT_NMI_LOCK 4 #define BOOT_NMI_HANDLER 8 +/* CPU ready flags for each CPU */ +#define BOOT_CPU_READY 2048 + #ifndef __ASSEMBLY__ #include #include @@ -59,23 +65,32 @@ int nlm_wakeup_secondary_cpus(void); void nlm_rmiboot_preboot(void); void nlm_percpu_init(int hwcpuid); +static inline void * +nlm_get_boot_data(int offset) +{ + return (void *)(CKSEG1ADDR(RESET_DATA_PHYS) + offset); +} + static inline void nlm_set_nmi_handler(void *handler) { - char *reset_data; + void *nmih = nlm_get_boot_data(BOOT_NMI_HANDLER); - reset_data = (char *)CKSEG1ADDR(RESET_DATA_PHYS); - *(int64_t *)(reset_data + BOOT_NMI_HANDLER) = (long)handler; + *(int64_t *)nmih = (long)handler; } /* * Misc. */ +void nlm_init_boot_cpu(void); unsigned int nlm_get_cpu_frequency(void); void nlm_node_init(int node); extern struct plat_smp_ops nlm_smp_ops; extern char nlm_reset_entry[], nlm_reset_entry_end[]; +/* SWIOTLB */ +extern struct dma_map_ops nlm_swiotlb_dma_ops; + extern unsigned int nlm_threads_per_core; extern cpumask_t nlm_cpumask; diff --git a/arch/mips/include/asm/netlogic/xlp-hal/pic.h b/arch/mips/include/asm/netlogic/xlp-hal/pic.h index a981f46..4b5108d 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/pic.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/pic.h @@ -315,7 +315,7 @@ nlm_pic_send_ipi(uint64_t base, int hwt, int irq, int nmi) { uint64_t ipi; - ipi = (nmi << 31) | (irq << 20); + ipi = ((uint64_t)nmi << 31) | (irq << 20); ipi |= ((hwt >> 4) << 16) | (1 << (hwt & 0xf)); /* cpuset and mask */ nlm_write_pic_reg(base, PIC_IPI_CTL, ipi); } diff --git a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h index 7e47209..f4ea0f7 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h @@ -59,6 +59,7 @@ void xlp_wakeup_secondary_cpus(void); void xlp_mmu_init(void); void nlm_hal_init(void); +void *xlp_dt_init(void *fdtp); #endif /* !__ASSEMBLY__ */ #endif /* _ASM_NLM_XLP_H */ diff --git a/arch/mips/include/asm/netlogic/xlr/fmn.h b/arch/mips/include/asm/netlogic/xlr/fmn.h index 2a78929..5604db3 100644 --- a/arch/mips/include/asm/netlogic/xlr/fmn.h +++ b/arch/mips/include/asm/netlogic/xlr/fmn.h @@ -175,6 +175,10 @@ #define nlm_write_c2_cc14(s, v) __write_32bit_c2_register($30, s, v) #define nlm_write_c2_cc15(s, v) __write_32bit_c2_register($31, s, v) +#define nlm_read_c2_status0() __read_32bit_c2_register($2, 0) +#define nlm_write_c2_status0(v) __write_32bit_c2_register($2, 0, v) +#define nlm_read_c2_status1() __read_32bit_c2_register($2, 1) +#define nlm_write_c2_status1(v) __write_32bit_c2_register($2, 1, v) #define nlm_read_c2_status(sel) __read_32bit_c2_register($2, 0) #define nlm_read_c2_config() __read_32bit_c2_register($3, 0) #define nlm_write_c2_config(v) __write_32bit_c2_register($3, 0, v) @@ -237,7 +241,7 @@ static inline void nlm_msgwait(unsigned int mask) /* * Disable interrupts and enable COP2 access */ -static inline uint32_t nlm_cop2_enable(void) +static inline uint32_t nlm_cop2_enable_irqsave(void) { uint32_t sr = read_c0_status(); @@ -245,7 +249,7 @@ static inline uint32_t nlm_cop2_enable(void) return sr; } -static inline void nlm_cop2_restore(uint32_t sr) +static inline void nlm_cop2_disable_irqrestore(uint32_t sr) { write_c0_status(sr); } @@ -296,7 +300,7 @@ static inline int nlm_fmn_send(unsigned int size, unsigned int code, */ for (i = 0; i < 8; i++) { nlm_msgsnd(dest); - status = nlm_read_c2_status(0); + status = nlm_read_c2_status0(); if ((status & 0x2) == 1) pr_info("Send pending fail!\n"); if ((status & 0x4) == 0) @@ -316,7 +320,7 @@ static inline int nlm_fmn_receive(int bucket, int *size, int *code, int *stid, /* wait for load pending to clear */ do { - status = nlm_read_c2_status(1); + status = nlm_read_c2_status0(); } while ((status & 0x08) != 0); /* receive error bits */ diff --git a/arch/mips/include/asm/octeon/cvmx-bootinfo.h b/arch/mips/include/asm/octeon/cvmx-bootinfo.h index 284fa8d..7b7818d 100644 --- a/arch/mips/include/asm/octeon/cvmx-bootinfo.h +++ b/arch/mips/include/asm/octeon/cvmx-bootinfo.h @@ -227,6 +227,7 @@ enum cvmx_board_types_enum { * use any numbers in this range. */ CVMX_BOARD_TYPE_CUST_PRIVATE_MIN = 20001, + CVMX_BOARD_TYPE_UBNT_E100 = 20002, CVMX_BOARD_TYPE_CUST_PRIVATE_MAX = 30000, /* The remaining range is reserved for future use. */ @@ -325,6 +326,7 @@ static inline const char *cvmx_board_type_to_string(enum /* Customer private range */ ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MIN) + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E100) ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MAX) } return "Unsupported Board"; diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h index f59552f..f6be474 100644 --- a/arch/mips/include/asm/page.h +++ b/arch/mips/include/asm/page.h @@ -205,10 +205,8 @@ extern int __virt_addr_valid(const volatile void *kaddr); #define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) -#define UNCAC_ADDR(addr) ((addr) - PAGE_OFFSET + UNCAC_BASE + \ - PHYS_OFFSET) -#define CAC_ADDR(addr) ((addr) - UNCAC_BASE + PAGE_OFFSET - \ - PHYS_OFFSET) +#define UNCAC_ADDR(addr) ((addr) - PAGE_OFFSET + UNCAC_BASE) +#define CAC_ADDR(addr) ((addr) - UNCAC_BASE + PAGE_OFFSET) #include #include diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h index b8e24fd..fa8e0aa 100644 --- a/arch/mips/include/asm/pci.h +++ b/arch/mips/include/asm/pci.h @@ -52,7 +52,6 @@ struct pci_controller { /* * Used by boards to register their PCI busses before the actual scanning. */ -extern struct pci_controller * alloc_pci_controller(void); extern void register_pci_controller(struct pci_controller *hose); /* diff --git a/arch/mips/include/asm/processor.h b/arch/mips/include/asm/processor.h index 1470b7b..3605b84 100644 --- a/arch/mips/include/asm/processor.h +++ b/arch/mips/include/asm/processor.h @@ -137,7 +137,7 @@ union mips_watch_reg_state { struct mips3264_watch_reg_state mips3264; }; -#ifdef CONFIG_CPU_CAVIUM_OCTEON +#if defined(CONFIG_CPU_CAVIUM_OCTEON) struct octeon_cop2_state { /* DMFC2 rt, 0x0201 */ @@ -182,13 +182,26 @@ struct octeon_cop2_state { /* DMFC2 rt, 0x025A; DMFC2 rt, 0x025B - Pass2 */ unsigned long cop2_gfm_result[2]; }; -#define INIT_OCTEON_COP2 {0,} +#define COP2_INIT \ + .cp2 = {0,}, struct octeon_cvmseg_state { unsigned long cvmseg[CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE] [cpu_dcache_line_size() / sizeof(unsigned long)]; }; +#elif defined(CONFIG_CPU_XLP) +struct nlm_cop2_state { + u64 rx[4]; + u64 tx[4]; + u32 tx_msg_status; + u32 rx_msg_status; +}; + +#define COP2_INIT \ + .cp2 = {{0}, {0}, 0, 0}, +#else +#define COP2_INIT #endif typedef struct { @@ -231,8 +244,11 @@ struct thread_struct { unsigned long cp0_baduaddr; /* Last kernel fault accessing USEG */ unsigned long error_code; #ifdef CONFIG_CPU_CAVIUM_OCTEON - struct octeon_cop2_state cp2 __attribute__ ((__aligned__(128))); - struct octeon_cvmseg_state cvmseg __attribute__ ((__aligned__(128))); + struct octeon_cop2_state cp2 __attribute__ ((__aligned__(128))); + struct octeon_cvmseg_state cvmseg __attribute__ ((__aligned__(128))); +#endif +#ifdef CONFIG_CPU_XLP + struct nlm_cop2_state cp2; #endif struct mips_abi *abi; }; @@ -245,13 +261,6 @@ struct thread_struct { #define FPAFF_INIT #endif /* CONFIG_MIPS_MT_FPAFF */ -#ifdef CONFIG_CPU_CAVIUM_OCTEON -#define OCTEON_INIT \ - .cp2 = INIT_OCTEON_COP2, -#else -#define OCTEON_INIT -#endif /* CONFIG_CPU_CAVIUM_OCTEON */ - #define INIT_THREAD { \ /* \ * Saved main processor registers \ @@ -300,9 +309,9 @@ struct thread_struct { .cp0_baduaddr = 0, \ .error_code = 0, \ /* \ - * Cavium Octeon specifics (null if not Octeon) \ + * Platform specific cop2 registers(null if no COP2) \ */ \ - OCTEON_INIT \ + COP2_INIT \ } struct task_struct; diff --git a/arch/mips/include/asm/stackframe.h b/arch/mips/include/asm/stackframe.h index a89d1b1..23fc95e 100644 --- a/arch/mips/include/asm/stackframe.h +++ b/arch/mips/include/asm/stackframe.h @@ -70,6 +70,14 @@ #ifndef CONFIG_CPU_HAS_SMARTMIPS LONG_S v1, PT_LO(sp) #endif +#ifdef CONFIG_CPU_CAVIUM_OCTEON + /* + * The Octeon multiplier state is affected by general + * multiply instructions. It must be saved before and + * kernel code might corrupt it + */ + jal octeon_mult_save +#endif .endm .macro SAVE_STATIC @@ -218,17 +226,8 @@ ori $28, sp, _THREAD_MASK xori $28, _THREAD_MASK #ifdef CONFIG_CPU_CAVIUM_OCTEON - .set mips64 - pref 0, 0($28) /* Prefetch the current pointer */ - pref 0, PT_R31(sp) /* Prefetch the $31(ra) */ - /* The Octeon multiplier state is affected by general multiply - instructions. It must be saved before and kernel code might - corrupt it */ - jal octeon_mult_save - LONG_L v1, 0($28) /* Load the current pointer */ - /* Restore $31(ra) that was changed by the jal */ - LONG_L ra, PT_R31(sp) - pref 0, 0(v1) /* Prefetch the current thread */ + .set mips64 + pref 0, 0($28) /* Prefetch the current pointer */ #endif .set pop .endm @@ -248,6 +247,10 @@ .endm .macro RESTORE_TEMP +#ifdef CONFIG_CPU_CAVIUM_OCTEON + /* Restore the Octeon multiplier state */ + jal octeon_mult_restore +#endif #ifdef CONFIG_CPU_HAS_SMARTMIPS LONG_L $24, PT_ACX(sp) mtlhx $24 @@ -360,10 +363,6 @@ DVPE 5 # dvpe a1 jal mips_ihb #endif /* CONFIG_MIPS_MT_SMTC */ -#ifdef CONFIG_CPU_CAVIUM_OCTEON - /* Restore the Octeon multiplier state */ - jal octeon_mult_restore -#endif mfc0 a0, CP0_STATUS ori a0, STATMASK xori a0, STATMASK diff --git a/arch/mips/include/asm/stackprotector.h b/arch/mips/include/asm/stackprotector.h new file mode 100644 index 0000000..eb9b103 --- /dev/null +++ b/arch/mips/include/asm/stackprotector.h @@ -0,0 +1,40 @@ +/* + * GCC stack protector support. + * + * (This is directly adopted from the ARM implementation) + * + * Stack protector works by putting predefined pattern at the start of + * the stack frame and verifying that it hasn't been overwritten when + * returning from the function. The pattern is called stack canary + * and gcc expects it to be defined by a global variable called + * "__stack_chk_guard" on MIPS. This unfortunately means that on SMP + * we cannot have a different canary value per task. + */ + +#ifndef _ASM_STACKPROTECTOR_H +#define _ASM_STACKPROTECTOR_H 1 + +#include +#include + +extern unsigned long __stack_chk_guard; + +/* + * Initialize the stackprotector canary value. + * + * NOTE: this must only be called from functions that never return, + * and it must always be inlined. + */ +static __always_inline void boot_init_stack_canary(void) +{ + unsigned long canary; + + /* Try to get a semi random initial value. */ + get_random_bytes(&canary, sizeof(canary)); + canary ^= LINUX_VERSION_CODE; + + current->stack_canary = canary; + __stack_chk_guard = current->stack_canary; +} + +#endif /* _ASM_STACKPROTECTOR_H */ diff --git a/arch/mips/include/asm/switch_to.h b/arch/mips/include/asm/switch_to.h index fd16bcb..eb0af15 100644 --- a/arch/mips/include/asm/switch_to.h +++ b/arch/mips/include/asm/switch_to.h @@ -15,6 +15,7 @@ #include #include #include +#include struct task_struct; @@ -66,10 +67,18 @@ do { \ #define switch_to(prev, next, last) \ do { \ - u32 __usedfpu; \ + u32 __usedfpu, __c0_stat; \ __mips_mt_fpaff_switch_to(prev); \ if (cpu_has_dsp) \ __save_dsp(prev); \ + if (cop2_present && (KSTK_STATUS(prev) & ST0_CU2)) { \ + if (cop2_lazy_restore) \ + KSTK_STATUS(prev) &= ~ST0_CU2; \ + __c0_stat = read_c0_status(); \ + write_c0_status(__c0_stat | ST0_CU2); \ + cop2_save(&prev->thread.cp2); \ + write_c0_status(__c0_stat & ~ST0_CU2); \ + } \ __clear_software_ll_bit(); \ __usedfpu = test_and_clear_tsk_thread_flag(prev, TIF_USEDFPU); \ (last) = resume(prev, next, task_thread_info(next), __usedfpu); \ @@ -77,6 +86,14 @@ do { \ #define finish_arch_switch(prev) \ do { \ + u32 __c0_stat; \ + if (cop2_present && !cop2_lazy_restore && \ + (KSTK_STATUS(current) & ST0_CU2)) { \ + __c0_stat = read_c0_status(); \ + write_c0_status(__c0_stat | ST0_CU2); \ + cop2_restore(¤t->thread.cp2); \ + write_c0_status(__c0_stat & ~ST0_CU2); \ + } \ if (cpu_has_dsp) \ __restore_dsp(current); \ if (cpu_has_userlocal) \ diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h index 895320e..61215a3 100644 --- a/arch/mips/include/asm/thread_info.h +++ b/arch/mips/include/asm/thread_info.h @@ -109,6 +109,7 @@ static inline struct thread_info *current_thread_info(void) #define TIF_RESTORE_SIGMASK 9 /* restore signal mask in do_signal() */ #define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */ #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ +#define TIF_NOHZ 19 /* in adaptive nohz mode */ #define TIF_FIXADE 20 /* Fix address errors in software */ #define TIF_LOGADE 21 /* Log address errors to syslog */ #define TIF_32BIT_REGS 22 /* also implies 16/32 fprs */ @@ -124,6 +125,7 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_SECCOMP (1<> XIO_PORT_SHIFT)) #define XIO_PACK(p, o) ((((uint64_t)(p))< #define O_APPEND 0x0008 #define O_DSYNC 0x0010 /* used to be O_SYNC, see below */ @@ -55,14 +56,15 @@ * contain all the same fields as struct flock. */ -#ifdef CONFIG_32BIT +#if _MIPS_SIM != _MIPS_SIM_ABI64 + #include struct flock { short l_type; short l_whence; - off_t l_start; - off_t l_len; + __kernel_off_t l_start; + __kernel_off_t l_len; long l_sysid; __kernel_pid_t l_pid; long pad[4]; @@ -70,8 +72,8 @@ struct flock { #define HAVE_ARCH_STRUCT_FLOCK -#endif /* CONFIG_32BIT */ +#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ #include -#endif /* _ASM_FCNTL_H */ +#endif /* _UAPI_ASM_FCNTL_H */ diff --git a/arch/mips/include/uapi/asm/inst.h b/arch/mips/include/uapi/asm/inst.h index 0f4aec2..e5a676e 100644 --- a/arch/mips/include/uapi/asm/inst.h +++ b/arch/mips/include/uapi/asm/inst.h @@ -409,10 +409,11 @@ enum mm_32f_73_minor_op { enum mm_16c_minor_op { mm_lwm16_op = 0x04, mm_swm16_op = 0x05, - mm_jr16_op = 0x18, - mm_jrc_op = 0x1a, - mm_jalr16_op = 0x1c, - mm_jalrs16_op = 0x1e, + mm_jr16_op = 0x0c, + mm_jrc_op = 0x0d, + mm_jalr16_op = 0x0e, + mm_jalrs16_op = 0x0f, + mm_jraddiusp_op = 0x18, }; /* diff --git a/arch/mips/include/uapi/asm/msgbuf.h b/arch/mips/include/uapi/asm/msgbuf.h index 0d6c7f1..df849e8 100644 --- a/arch/mips/include/uapi/asm/msgbuf.h +++ b/arch/mips/include/uapi/asm/msgbuf.h @@ -14,25 +14,25 @@ struct msqid64_ds { struct ipc64_perm msg_perm; -#if defined(CONFIG_32BIT) && !defined(CONFIG_CPU_LITTLE_ENDIAN) +#if !defined(__mips64) && defined(__MIPSEB__) unsigned long __unused1; #endif __kernel_time_t msg_stime; /* last msgsnd time */ -#if defined(CONFIG_32BIT) && defined(CONFIG_CPU_LITTLE_ENDIAN) +#if !defined(__mips64) && defined(__MIPSEL__) unsigned long __unused1; #endif -#if defined(CONFIG_32BIT) && !defined(CONFIG_CPU_LITTLE_ENDIAN) +#if !defined(__mips64) && defined(__MIPSEB__) unsigned long __unused2; #endif __kernel_time_t msg_rtime; /* last msgrcv time */ -#if defined(CONFIG_32BIT) && defined(CONFIG_CPU_LITTLE_ENDIAN) +#if !defined(__mips64) && defined(__MIPSEL__) unsigned long __unused2; #endif -#if defined(CONFIG_32BIT) && !defined(CONFIG_CPU_LITTLE_ENDIAN) +#if !defined(__mips64) && defined(__MIPSEB__) unsigned long __unused3; #endif __kernel_time_t msg_ctime; /* last change time */ -#if defined(CONFIG_32BIT) && defined(CONFIG_CPU_LITTLE_ENDIAN) +#if !defined(__mips64) && defined(__MIPSEL__) unsigned long __unused3; #endif unsigned long msg_cbytes; /* current number of bytes on queue */ diff --git a/arch/mips/include/uapi/asm/resource.h b/arch/mips/include/uapi/asm/resource.h index 87cb308..b26439d 100644 --- a/arch/mips/include/uapi/asm/resource.h +++ b/arch/mips/include/uapi/asm/resource.h @@ -26,7 +26,7 @@ * but we keep the old value on MIPS32, * for compatibility: */ -#ifdef CONFIG_32BIT +#ifndef __mips64 # define RLIM_INFINITY 0x7fffffffUL #endif diff --git a/arch/mips/include/uapi/asm/siginfo.h b/arch/mips/include/uapi/asm/siginfo.h index 6a87141..b7a2306 100644 --- a/arch/mips/include/uapi/asm/siginfo.h +++ b/arch/mips/include/uapi/asm/siginfo.h @@ -25,10 +25,10 @@ struct siginfo; /* * Careful to keep union _sifields from shifting ... */ -#ifdef CONFIG_32BIT +#if __SIZEOF_LONG__ == 4 #define __ARCH_SI_PREAMBLE_SIZE (3 * sizeof(int)) #endif -#ifdef CONFIG_64BIT +#if __SIZEOF_LONG__ == 8 #define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int)) #endif diff --git a/arch/mips/include/uapi/asm/socket.h b/arch/mips/include/uapi/asm/socket.h index 6a07992..61c01f0 100644 --- a/arch/mips/include/uapi/asm/socket.h +++ b/arch/mips/include/uapi/asm/socket.h @@ -92,6 +92,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _UAPI_ASM_SOCKET_H */ diff --git a/arch/mips/include/uapi/asm/swab.h b/arch/mips/include/uapi/asm/swab.h index 97c2f81..ac9a8f9 100644 --- a/arch/mips/include/uapi/asm/swab.h +++ b/arch/mips/include/uapi/asm/swab.h @@ -13,7 +13,7 @@ #define __SWAB_64_THRU_32__ -#ifdef CONFIG_CPU_MIPSR2 +#if defined(__mips_isa_rev) && (__mips_isa_rev >= 2) static inline __attribute_const__ __u16 __arch_swab16(__u16 x) { @@ -39,10 +39,10 @@ static inline __attribute_const__ __u32 __arch_swab32(__u32 x) #define __arch_swab32 __arch_swab32 /* - * Having already checked for CONFIG_CPU_MIPSR2, enable the - * optimized version for 64-bit kernel on r2 CPUs. + * Having already checked for MIPS R2, enable the optimized version for + * 64-bit kernel on r2 CPUs. */ -#ifdef CONFIG_64BIT +#ifdef __mips64 static inline __attribute_const__ __u64 __arch_swab64(__u64 x) { __asm__( @@ -54,6 +54,6 @@ static inline __attribute_const__ __u64 __arch_swab64(__u64 x) return x; } #define __arch_swab64 __arch_swab64 -#endif /* CONFIG_64BIT */ -#endif /* CONFIG_CPU_MIPSR2 */ +#endif /* __mips64 */ +#endif /* MIPS R2 or newer */ #endif /* _ASM_SWAB_H */ diff --git a/arch/mips/kernel/asm-offsets.c b/arch/mips/kernel/asm-offsets.c index 0845091..0c2e853 100644 --- a/arch/mips/kernel/asm-offsets.c +++ b/arch/mips/kernel/asm-offsets.c @@ -82,6 +82,9 @@ void output_task_defines(void) OFFSET(TASK_FLAGS, task_struct, flags); OFFSET(TASK_MM, task_struct, mm); OFFSET(TASK_PID, task_struct, pid); +#if defined(CONFIG_CC_STACKPROTECTOR) + OFFSET(TASK_STACK_CANARY, task_struct, stack_canary); +#endif DEFINE(TASK_STRUCT_SIZE, sizeof(struct task_struct)); BLANK(); } diff --git a/arch/mips/kernel/branch.c b/arch/mips/kernel/branch.c index 46c2ad0..4d78bf4 100644 --- a/arch/mips/kernel/branch.c +++ b/arch/mips/kernel/branch.c @@ -467,5 +467,4 @@ unaligned: printk("%s: unaligned epc - sending SIGBUS.\n", current->comm); force_sig(SIGBUS, current); return -EFAULT; - } diff --git a/arch/mips/kernel/cpu-bugs64.c b/arch/mips/kernel/cpu-bugs64.c index de3c25f..0c61df2 100644 --- a/arch/mips/kernel/cpu-bugs64.c +++ b/arch/mips/kernel/cpu-bugs64.c @@ -6,6 +6,7 @@ * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ +#include #include #include #include @@ -171,8 +172,12 @@ static volatile int daddi_ov __cpuinitdata; asmlinkage void __init do_daddi_ov(struct pt_regs *regs) { + enum ctx_state prev_state; + + prev_state = exception_enter(); daddi_ov = 1; regs->cp0_epc += 4; + exception_exit(prev_state); } static inline void check_daddi(void) diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index c6568bf..c7b1b3c 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -146,8 +146,7 @@ static void __cpuinit set_isa(struct cpuinfo_mips *c, unsigned int isa) case MIPS_CPU_ISA_IV: c->isa_level |= MIPS_CPU_ISA_IV; case MIPS_CPU_ISA_III: - c->isa_level |= MIPS_CPU_ISA_I | MIPS_CPU_ISA_II | - MIPS_CPU_ISA_III; + c->isa_level |= MIPS_CPU_ISA_II | MIPS_CPU_ISA_III; break; case MIPS_CPU_ISA_M32R2: @@ -156,8 +155,6 @@ static void __cpuinit set_isa(struct cpuinfo_mips *c, unsigned int isa) c->isa_level |= MIPS_CPU_ISA_M32R1; case MIPS_CPU_ISA_II: c->isa_level |= MIPS_CPU_ISA_II; - case MIPS_CPU_ISA_I: - c->isa_level |= MIPS_CPU_ISA_I; break; } } @@ -272,9 +269,6 @@ static inline unsigned int decode_config3(struct cpuinfo_mips *c) c->options |= MIPS_CPU_ULRI; if (config3 & MIPS_CONF3_ISA) c->options |= MIPS_CPU_MICROMIPS; -#ifdef CONFIG_CPU_MICROMIPS - write_c0_config3(read_c0_config3() | MIPS_CONF3_ISA_OE); -#endif if (config3 & MIPS_CONF3_VZ) c->ases |= MIPS_ASE_VZ; @@ -332,7 +326,6 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu) case PRID_IMP_R2000: c->cputype = CPU_R2000; __cpu_name[cpu] = "R2000"; - set_isa(c, MIPS_CPU_ISA_I); c->options = MIPS_CPU_TLB | MIPS_CPU_3K_CACHE | MIPS_CPU_NOFPUEX; if (__cpu_has_fpu()) @@ -352,7 +345,6 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu) c->cputype = CPU_R3000; __cpu_name[cpu] = "R3000"; } - set_isa(c, MIPS_CPU_ISA_I); c->options = MIPS_CPU_TLB | MIPS_CPU_3K_CACHE | MIPS_CPU_NOFPUEX; if (__cpu_has_fpu()) @@ -455,7 +447,6 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu) break; #endif case PRID_IMP_TX39: - set_isa(c, MIPS_CPU_ISA_I); c->options = MIPS_CPU_TLB | MIPS_CPU_TX39_CACHE; if ((c->processor_id & 0xf0) == (PRID_REV_TX3927 & 0xf0)) { @@ -959,6 +950,7 @@ static inline void cpu_probe_netlogic(struct cpuinfo_mips *c, int cpu) set_isa(c, MIPS_CPU_ISA_M64R1); c->tlbsize = ((read_c0_config1() >> 25) & 0x3f) + 1; } + c->kscratch_mask = 0xf; } #ifdef CONFIG_64BIT diff --git a/arch/mips/kernel/head.S b/arch/mips/kernel/head.S index c61cdae..0999123 100644 --- a/arch/mips/kernel/head.S +++ b/arch/mips/kernel/head.S @@ -28,45 +28,6 @@ #include /* - * inputs are the text nasid in t1, data nasid in t2. - */ - .macro MAPPED_KERNEL_SETUP_TLB -#ifdef CONFIG_MAPPED_KERNEL - /* - * This needs to read the nasid - assume 0 for now. - * Drop in 0xffffffffc0000000 in tlbhi, 0+VG in tlblo_0, - * 0+DVG in tlblo_1. - */ - dli t0, 0xffffffffc0000000 - dmtc0 t0, CP0_ENTRYHI - li t0, 0x1c000 # Offset of text into node memory - dsll t1, NASID_SHFT # Shift text nasid into place - dsll t2, NASID_SHFT # Same for data nasid - or t1, t1, t0 # Physical load address of kernel text - or t2, t2, t0 # Physical load address of kernel data - dsrl t1, 12 # 4K pfn - dsrl t2, 12 # 4K pfn - dsll t1, 6 # Get pfn into place - dsll t2, 6 # Get pfn into place - li t0, ((_PAGE_GLOBAL|_PAGE_VALID| _CACHE_CACHABLE_COW) >> 6) - or t0, t0, t1 - mtc0 t0, CP0_ENTRYLO0 # physaddr, VG, cach exlwr - li t0, ((_PAGE_GLOBAL|_PAGE_VALID| _PAGE_DIRTY|_CACHE_CACHABLE_COW) >> 6) - or t0, t0, t2 - mtc0 t0, CP0_ENTRYLO1 # physaddr, DVG, cach exlwr - li t0, 0x1ffe000 # MAPPED_KERN_TLBMASK, TLBPGMASK_16M - mtc0 t0, CP0_PAGEMASK - li t0, 0 # KMAP_INX - mtc0 t0, CP0_INDEX - li t0, 1 - mtc0 t0, CP0_WIRED - tlbwi -#else - mtc0 zero, CP0_WIRED -#endif - .endm - - /* * For the moment disable interrupts, mark the kernel mode and * set ST0_KX so that the CPU does not spit fire when using * 64-bit addresses. A full initialization of the CPU's status diff --git a/arch/mips/kernel/irq-gic.c b/arch/mips/kernel/irq-gic.c index c01b307..5b5ddb2 100644 --- a/arch/mips/kernel/irq-gic.c +++ b/arch/mips/kernel/irq-gic.c @@ -219,16 +219,15 @@ static int gic_set_affinity(struct irq_data *d, const struct cpumask *cpumask, /* Assumption : cpumask refers to a single CPU */ spin_lock_irqsave(&gic_lock, flags); - for (;;) { - /* Re-route this IRQ */ - GIC_SH_MAP_TO_VPE_SMASK(irq, first_cpu(tmp)); - /* Update the pcpu_masks */ - for (i = 0; i < NR_CPUS; i++) - clear_bit(irq, pcpu_masks[i].pcpu_mask); - set_bit(irq, pcpu_masks[first_cpu(tmp)].pcpu_mask); + /* Re-route this IRQ */ + GIC_SH_MAP_TO_VPE_SMASK(irq, first_cpu(tmp)); + + /* Update the pcpu_masks */ + for (i = 0; i < NR_CPUS; i++) + clear_bit(irq, pcpu_masks[i].pcpu_mask); + set_bit(irq, pcpu_masks[first_cpu(tmp)].pcpu_mask); - } cpumask_copy(d->affinity, cpumask); spin_unlock_irqrestore(&gic_lock, flags); diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S index 33d0671..a03e93c 100644 --- a/arch/mips/kernel/mcount.S +++ b/arch/mips/kernel/mcount.S @@ -168,15 +168,11 @@ NESTED(ftrace_graph_caller, PT_SIZE, ra) #endif /* arg3: Get frame pointer of current stack */ -#ifdef CONFIG_FRAME_POINTER - move a2, fp -#else /* ! CONFIG_FRAME_POINTER */ #ifdef CONFIG_64BIT PTR_LA a2, PT_SIZE(sp) #else PTR_LA a2, (PT_SIZE+8)(sp) #endif -#endif jal prepare_ftrace_return nop diff --git a/arch/mips/kernel/octeon_switch.S b/arch/mips/kernel/octeon_switch.S index 0e23343..4204d76 100644 --- a/arch/mips/kernel/octeon_switch.S +++ b/arch/mips/kernel/octeon_switch.S @@ -40,33 +40,6 @@ cpu_save_nonscratch a0 LONG_S ra, THREAD_REG31(a0) - /* check if we need to save COP2 registers */ - PTR_L t2, TASK_THREAD_INFO(a0) - LONG_L t0, ST_OFF(t2) - bbit0 t0, 30, 1f - - /* Disable COP2 in the stored process state */ - li t1, ST0_CU2 - xor t0, t1 - LONG_S t0, ST_OFF(t2) - - /* Enable COP2 so we can save it */ - mfc0 t0, CP0_STATUS - or t0, t1 - mtc0 t0, CP0_STATUS - - /* Save COP2 */ - daddu a0, THREAD_CP2 - jal octeon_cop2_save - dsubu a0, THREAD_CP2 - - /* Disable COP2 now that we are done */ - mfc0 t0, CP0_STATUS - li t1, ST0_CU2 - xor t0, t1 - mtc0 t0, CP0_STATUS - -1: #if CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE > 0 /* Check if we need to store CVMSEG state */ mfc0 t0, $11,7 /* CvmMemCtl */ @@ -98,6 +71,13 @@ mtc0 t0, $11,7 /* CvmMemCtl */ #endif 3: + +#if defined(CONFIG_CC_STACKPROTECTOR) && !defined(CONFIG_SMP) + PTR_L t8, __stack_chk_guard + LONG_L t9, TASK_STACK_CANARY(a1) + LONG_S t9, 0(t8) +#endif + /* * The order of restoring the registers takes care of the race * updating $28, $29 and kernelsp without disabling ints. diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c index acb3437..8c58d8a 100644 --- a/arch/mips/kernel/proc.c +++ b/arch/mips/kernel/proc.c @@ -66,9 +66,7 @@ static int show_cpuinfo(struct seq_file *m, void *v) seq_printf(m, "]\n"); } if (cpu_has_mips_r) { - seq_printf(m, "isa\t\t\t:"); - if (cpu_has_mips_1) - seq_printf(m, "%s", " mips1"); + seq_printf(m, "isa\t\t\t: mips1"); if (cpu_has_mips_2) seq_printf(m, "%s", " mips2"); if (cpu_has_mips_3) diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c index c6a041d..ddc7610 100644 --- a/arch/mips/kernel/process.c +++ b/arch/mips/kernel/process.c @@ -201,9 +201,12 @@ int dump_task_fpu(struct task_struct *t, elf_fpregset_t *fpr) return 1; } -/* - * - */ +#ifdef CONFIG_CC_STACKPROTECTOR +#include +unsigned long __stack_chk_guard __read_mostly; +EXPORT_SYMBOL(__stack_chk_guard); +#endif + struct mips_frame_info { void *func; unsigned long func_size; diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c index 5712bb5..7e95404 100644 --- a/arch/mips/kernel/prom.c +++ b/arch/mips/kernel/prom.c @@ -30,7 +30,7 @@ __init void mips_set_machine_name(const char *name) if (name == NULL) return; - strncpy(mips_machine_name, name, sizeof(mips_machine_name)); + strlcpy(mips_machine_name, name, sizeof(mips_machine_name)); pr_info("MIPS: machine is %s\n", mips_get_machine_name()); } diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c index 9c6299c..8ae1ebe 100644 --- a/arch/mips/kernel/ptrace.c +++ b/arch/mips/kernel/ptrace.c @@ -15,6 +15,7 @@ * binaries. */ #include +#include #include #include #include @@ -534,6 +535,8 @@ static inline int audit_arch(void) */ asmlinkage void syscall_trace_enter(struct pt_regs *regs) { + user_exit(); + /* do the secure computing check first */ secure_computing_strict(regs->regs[2]); @@ -570,6 +573,13 @@ out: */ asmlinkage void syscall_trace_leave(struct pt_regs *regs) { + /* + * We may come here right after calling schedule_user() + * or do_notify_resume(), in which case we can be in RCU + * user mode. + */ + user_exit(); + audit_syscall_exit(regs); if (!(current->ptrace & PT_PTRACED)) @@ -592,4 +602,6 @@ asmlinkage void syscall_trace_leave(struct pt_regs *regs) send_sig(current->exit_code, current, 1); current->exit_code = 0; } + + user_enter(); } diff --git a/arch/mips/kernel/r2300_switch.S b/arch/mips/kernel/r2300_switch.S index 5266c6e..38af83f 100644 --- a/arch/mips/kernel/r2300_switch.S +++ b/arch/mips/kernel/r2300_switch.S @@ -65,6 +65,13 @@ LEAF(resume) fpu_save_single a0, t0 # clobbers t0 1: + +#if defined(CONFIG_CC_STACKPROTECTOR) && !defined(CONFIG_SMP) + PTR_L t8, __stack_chk_guard + LONG_L t9, TASK_STACK_CANARY(a1) + LONG_S t9, 0(t8) +#endif + /* * The order of restoring the registers takes care of the race * updating $28, $29 and kernelsp without disabling ints. diff --git a/arch/mips/kernel/r4k_switch.S b/arch/mips/kernel/r4k_switch.S index 5e51219..921238a 100644 --- a/arch/mips/kernel/r4k_switch.S +++ b/arch/mips/kernel/r4k_switch.S @@ -68,6 +68,12 @@ # clobbers t1 1: +#if defined(CONFIG_CC_STACKPROTECTOR) && !defined(CONFIG_SMP) + PTR_L t8, __stack_chk_guard + LONG_L t9, TASK_STACK_CANARY(a1) + LONG_S t9, 0(t8) +#endif + /* * The order of restoring the registers takes care of the race * updating $28, $29 and kernelsp without disabling ints. diff --git a/arch/mips/kernel/rtlx.c b/arch/mips/kernel/rtlx.c index 6fa198d..d763f11 100644 --- a/arch/mips/kernel/rtlx.c +++ b/arch/mips/kernel/rtlx.c @@ -437,7 +437,6 @@ static ssize_t file_write(struct file *file, const char __user * buffer, size_t count, loff_t * ppos) { int minor = iminor(file_inode(file)); - struct rtlx_channel *rt = &rtlx->channel[minor]; /* any space left... */ if (!rtlx_write_poll(minor)) { diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index e9127ec..e774bb1 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -52,7 +52,7 @@ NESTED(handle_sys, PT_SIZE, sp) stack_done: lw t0, TI_FLAGS($28) # syscall tracing enabled? - li t1, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT + li t1, _TIF_WORK_SYSCALL_ENTRY and t0, t1 bnez t0, syscall_trace_entry # -> yes diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S index 97a5909..be6627e 100644 --- a/arch/mips/kernel/scall64-64.S +++ b/arch/mips/kernel/scall64-64.S @@ -54,7 +54,7 @@ NESTED(handle_sys64, PT_SIZE, sp) sd a3, PT_R26(sp) # save a3 for syscall restarting - li t1, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT + li t1, _TIF_WORK_SYSCALL_ENTRY LONG_L t0, TI_FLAGS($28) # syscall tracing enabled? and t0, t1, t0 bnez t0, syscall_trace_entry diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index edcb659..cab1507 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -47,7 +47,7 @@ NESTED(handle_sysn32, PT_SIZE, sp) sd a3, PT_R26(sp) # save a3 for syscall restarting - li t1, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT + li t1, _TIF_WORK_SYSCALL_ENTRY LONG_L t0, TI_FLAGS($28) # syscall tracing enabled? and t0, t1, t0 bnez t0, n32_syscall_trace_entry diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 74f485d..37605dc 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -81,7 +81,7 @@ NESTED(handle_sys, PT_SIZE, sp) PTR 4b, bad_stack .previous - li t1, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT + li t1, _TIF_WORK_SYSCALL_ENTRY LONG_L t0, TI_FLAGS($28) # syscall tracing enabled? and t0, t1, t0 bnez t0, trace_a_syscall diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c index fd3ef2c..2f285ab 100644 --- a/arch/mips/kernel/signal.c +++ b/arch/mips/kernel/signal.c @@ -8,6 +8,7 @@ * Copyright (C) 1999, 2000 Silicon Graphics, Inc. */ #include +#include #include #include #include @@ -573,6 +574,8 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, void *unused, { local_irq_enable(); + user_exit(); + /* deal with pending signal delivery */ if (thread_info_flags & _TIF_SIGPENDING) do_signal(regs); @@ -581,6 +584,8 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, void *unused, clear_thread_flag(TIF_NOTIFY_RESUME); tracehook_notify_resume(regs); } + + user_enter(); } #ifdef CONFIG_SMP diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c index 8e393b8..aea6c08 100644 --- a/arch/mips/kernel/smp-bmips.c +++ b/arch/mips/kernel/smp-bmips.c @@ -63,7 +63,7 @@ static irqreturn_t bmips_ipi_interrupt(int irq, void *dev_id); static void __init bmips_smp_setup(void) { - int i; + int i, cpu = 1, boot_cpu = 0; #if defined(CONFIG_CPU_BMIPS4350) || defined(CONFIG_CPU_BMIPS4380) /* arbitration priority */ @@ -72,13 +72,22 @@ static void __init bmips_smp_setup(void) /* NBK and weak order flags */ set_c0_brcm_config_0(0x30000); + /* Find out if we are running on TP0 or TP1 */ + boot_cpu = !!(read_c0_brcm_cmt_local() & (1 << 31)); + /* * MIPS interrupts 0,1 (SW INT 0,1) cross over to the other thread * MIPS interrupt 2 (HW INT 0) is the CPU0 L1 controller output * MIPS interrupt 3 (HW INT 1) is the CPU1 L1 controller output + * + * If booting from TP1, leave the existing CMT interrupt routing + * such that TP0 responds to SW1 and TP1 responds to SW0. */ - change_c0_brcm_cmt_intr(0xf8018000, - (0x02 << 27) | (0x03 << 15)); + if (boot_cpu == 0) + change_c0_brcm_cmt_intr(0xf8018000, + (0x02 << 27) | (0x03 << 15)); + else + change_c0_brcm_cmt_intr(0xf8018000, (0x1d << 27)); /* single core, 2 threads (2 pipelines) */ max_cpus = 2; @@ -106,9 +115,15 @@ static void __init bmips_smp_setup(void) if (!board_ebase_setup) board_ebase_setup = &bmips_ebase_setup; + __cpu_number_map[boot_cpu] = 0; + __cpu_logical_map[0] = boot_cpu; + for (i = 0; i < max_cpus; i++) { - __cpu_number_map[i] = 1; - __cpu_logical_map[i] = 1; + if (i != boot_cpu) { + __cpu_number_map[i] = cpu; + __cpu_logical_map[cpu] = i; + cpu++; + } set_cpu_possible(i, 1); set_cpu_present(i, 1); } @@ -157,7 +172,9 @@ static void bmips_boot_secondary(int cpu, struct task_struct *idle) bmips_send_ipi_single(cpu, 0); else { #if defined(CONFIG_CPU_BMIPS4350) || defined(CONFIG_CPU_BMIPS4380) - set_c0_brcm_cmt_ctrl(0x01); + /* Reset slave TP1 if booting from TP0 */ + if (cpu_logical_map(cpu) == 0) + set_c0_brcm_cmt_ctrl(0x01); #elif defined(CONFIG_CPU_BMIPS5000) if (cpu & 0x01) write_c0_brcm_action(ACTION_BOOT_THREAD(cpu)); diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index a75ae40..0903d70 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -13,6 +13,7 @@ */ #include #include +#include #include #include #include @@ -264,7 +265,7 @@ static void __show_regs(const struct pt_regs *regs) printk("Status: %08x ", (uint32_t) regs->cp0_status); - if (current_cpu_data.isa_level == MIPS_CPU_ISA_I) { + if (cpu_has_3kex) { if (regs->cp0_status & ST0_KUO) printk("KUo "); if (regs->cp0_status & ST0_IEO) @@ -277,7 +278,7 @@ static void __show_regs(const struct pt_regs *regs) printk("KUc "); if (regs->cp0_status & ST0_IEC) printk("IEc "); - } else { + } else if (cpu_has_4kex) { if (regs->cp0_status & ST0_KX) printk("KX "); if (regs->cp0_status & ST0_SX) @@ -423,7 +424,9 @@ asmlinkage void do_be(struct pt_regs *regs) const struct exception_table_entry *fixup = NULL; int data = regs->cp0_cause & 4; int action = MIPS_BE_FATAL; + enum ctx_state prev_state; + prev_state = exception_enter(); /* XXX For now. Fixme, this searches the wrong table ... */ if (data && !user_mode(regs)) fixup = search_dbe_tables(exception_epc(regs)); @@ -436,11 +439,11 @@ asmlinkage void do_be(struct pt_regs *regs) switch (action) { case MIPS_BE_DISCARD: - return; + goto out; case MIPS_BE_FIXUP: if (fixup) { regs->cp0_epc = fixup->nextinsn; - return; + goto out; } break; default: @@ -455,10 +458,13 @@ asmlinkage void do_be(struct pt_regs *regs) field, regs->cp0_epc, field, regs->regs[31]); if (notify_die(DIE_OOPS, "bus error", regs, 0, regs_to_trapnr(regs), SIGBUS) == NOTIFY_STOP) - return; + goto out; die_if_kernel("Oops", regs); force_sig(SIGBUS, current); + +out: + exception_exit(prev_state); } /* @@ -673,8 +679,10 @@ static int simulate_sync(struct pt_regs *regs, unsigned int opcode) asmlinkage void do_ov(struct pt_regs *regs) { + enum ctx_state prev_state; siginfo_t info; + prev_state = exception_enter(); die_if_kernel("Integer overflow", regs); info.si_code = FPE_INTOVF; @@ -682,6 +690,7 @@ asmlinkage void do_ov(struct pt_regs *regs) info.si_errno = 0; info.si_addr = (void __user *) regs->cp0_epc; force_sig_info(SIGFPE, &info, current); + exception_exit(prev_state); } int process_fpemu_return(int sig, void __user *fault_addr) @@ -713,11 +722,13 @@ int process_fpemu_return(int sig, void __user *fault_addr) */ asmlinkage void do_fpe(struct pt_regs *regs, unsigned long fcr31) { + enum ctx_state prev_state; siginfo_t info = {0}; + prev_state = exception_enter(); if (notify_die(DIE_FP, "FP exception", regs, 0, regs_to_trapnr(regs), SIGFPE) == NOTIFY_STOP) - return; + goto out; die_if_kernel("FP exception in kernel code", regs); if (fcr31 & FPU_CSR_UNI_X) { @@ -753,7 +764,7 @@ asmlinkage void do_fpe(struct pt_regs *regs, unsigned long fcr31) /* If something went wrong, signal */ process_fpemu_return(sig, fault_addr); - return; + goto out; } else if (fcr31 & FPU_CSR_INV_X) info.si_code = FPE_FLTINV; else if (fcr31 & FPU_CSR_DIV_X) @@ -770,6 +781,9 @@ asmlinkage void do_fpe(struct pt_regs *regs, unsigned long fcr31) info.si_errno = 0; info.si_addr = (void __user *) regs->cp0_epc; force_sig_info(SIGFPE, &info, current); + +out: + exception_exit(prev_state); } static void do_trap_or_bp(struct pt_regs *regs, unsigned int code, @@ -835,9 +849,11 @@ static void do_trap_or_bp(struct pt_regs *regs, unsigned int code, asmlinkage void do_bp(struct pt_regs *regs) { unsigned int opcode, bcode; + enum ctx_state prev_state; unsigned long epc; u16 instr[2]; + prev_state = exception_enter(); if (get_isa16_mode(regs->cp0_epc)) { /* Calculate EPC. */ epc = exception_epc(regs); @@ -852,7 +868,7 @@ asmlinkage void do_bp(struct pt_regs *regs) goto out_sigsegv; bcode = (instr[0] >> 6) & 0x3f; do_trap_or_bp(regs, bcode, "Break"); - return; + goto out; } } else { if (__get_user(opcode, (unsigned int __user *) exception_epc(regs))) @@ -876,12 +892,12 @@ asmlinkage void do_bp(struct pt_regs *regs) switch (bcode) { case BRK_KPROBE_BP: if (notify_die(DIE_BREAK, "debug", regs, bcode, regs_to_trapnr(regs), SIGTRAP) == NOTIFY_STOP) - return; + goto out; else break; case BRK_KPROBE_SSTEPBP: if (notify_die(DIE_SSTEPBP, "single_step", regs, bcode, regs_to_trapnr(regs), SIGTRAP) == NOTIFY_STOP) - return; + goto out; else break; default: @@ -889,18 +905,24 @@ asmlinkage void do_bp(struct pt_regs *regs) } do_trap_or_bp(regs, bcode, "Break"); + +out: + exception_exit(prev_state); return; out_sigsegv: force_sig(SIGSEGV, current); + goto out; } asmlinkage void do_tr(struct pt_regs *regs) { u32 opcode, tcode = 0; + enum ctx_state prev_state; u16 instr[2]; unsigned long epc = msk_isa16_mode(exception_epc(regs)); + prev_state = exception_enter(); if (get_isa16_mode(regs->cp0_epc)) { if (__get_user(instr[0], (u16 __user *)(epc + 0)) || __get_user(instr[1], (u16 __user *)(epc + 2))) @@ -918,10 +940,14 @@ asmlinkage void do_tr(struct pt_regs *regs) } do_trap_or_bp(regs, tcode, "Trap"); + +out: + exception_exit(prev_state); return; out_sigsegv: force_sig(SIGSEGV, current); + goto out; } asmlinkage void do_ri(struct pt_regs *regs) @@ -929,17 +955,19 @@ asmlinkage void do_ri(struct pt_regs *regs) unsigned int __user *epc = (unsigned int __user *)exception_epc(regs); unsigned long old_epc = regs->cp0_epc; unsigned long old31 = regs->regs[31]; + enum ctx_state prev_state; unsigned int opcode = 0; int status = -1; + prev_state = exception_enter(); if (notify_die(DIE_RI, "RI Fault", regs, 0, regs_to_trapnr(regs), SIGILL) == NOTIFY_STOP) - return; + goto out; die_if_kernel("Reserved instruction in kernel code", regs); if (unlikely(compute_return_epc(regs) < 0)) - return; + goto out; if (get_isa16_mode(regs->cp0_epc)) { unsigned short mmop[2] = { 0 }; @@ -974,6 +1002,9 @@ asmlinkage void do_ri(struct pt_regs *regs) regs->regs[31] = old31; force_sig(status, current); } + +out: + exception_exit(prev_state); } /* @@ -1025,21 +1056,16 @@ static int default_cu2_call(struct notifier_block *nfb, unsigned long action, { struct pt_regs *regs = data; - switch (action) { - default: - die_if_kernel("Unhandled kernel unaligned access or invalid " + die_if_kernel("COP2: Unhandled kernel unaligned access or invalid " "instruction", regs); - /* Fall through */ - - case CU2_EXCEPTION: - force_sig(SIGILL, current); - } + force_sig(SIGILL, current); return NOTIFY_OK; } asmlinkage void do_cpu(struct pt_regs *regs) { + enum ctx_state prev_state; unsigned int __user *epc; unsigned long old_epc, old31; unsigned int opcode; @@ -1047,10 +1073,12 @@ asmlinkage void do_cpu(struct pt_regs *regs) int status; unsigned long __maybe_unused flags; - die_if_kernel("do_cpu invoked from kernel context!", regs); - + prev_state = exception_enter(); cpid = (regs->cp0_cause >> CAUSEB_CE) & 3; + if (cpid != 2) + die_if_kernel("do_cpu invoked from kernel context!", regs); + switch (cpid) { case 0: epc = (unsigned int __user *)exception_epc(regs); @@ -1060,7 +1088,7 @@ asmlinkage void do_cpu(struct pt_regs *regs) status = -1; if (unlikely(compute_return_epc(regs) < 0)) - return; + goto out; if (get_isa16_mode(regs->cp0_epc)) { unsigned short mmop[2] = { 0 }; @@ -1093,7 +1121,7 @@ asmlinkage void do_cpu(struct pt_regs *regs) force_sig(status, current); } - return; + goto out; case 3: /* @@ -1131,19 +1159,26 @@ asmlinkage void do_cpu(struct pt_regs *regs) mt_ase_fp_affinity(); } - return; + goto out; case 2: raw_notifier_call_chain(&cu2_chain, CU2_EXCEPTION, regs); - return; + goto out; } force_sig(SIGILL, current); + +out: + exception_exit(prev_state); } asmlinkage void do_mdmx(struct pt_regs *regs) { + enum ctx_state prev_state; + + prev_state = exception_enter(); force_sig(SIGILL, current); + exception_exit(prev_state); } /* @@ -1151,8 +1186,10 @@ asmlinkage void do_mdmx(struct pt_regs *regs) */ asmlinkage void do_watch(struct pt_regs *regs) { + enum ctx_state prev_state; u32 cause; + prev_state = exception_enter(); /* * Clear WP (bit 22) bit of cause register so we don't loop * forever. @@ -1174,13 +1211,16 @@ asmlinkage void do_watch(struct pt_regs *regs) mips_clear_watch_registers(); local_irq_enable(); } + exception_exit(prev_state); } asmlinkage void do_mcheck(struct pt_regs *regs) { const int field = 2 * sizeof(unsigned long); int multi_match = regs->cp0_status & ST0_TS; + enum ctx_state prev_state; + prev_state = exception_enter(); show_regs(regs); if (multi_match) { @@ -1202,6 +1242,7 @@ asmlinkage void do_mcheck(struct pt_regs *regs) panic("Caught Machine Check exception - %scaused by multiple " "matching entries in the TLB.", (multi_match) ? "" : "not "); + exception_exit(prev_state); } asmlinkage void do_mt(struct pt_regs *regs) @@ -1627,7 +1668,6 @@ void *set_vi_handler(int n, vi_handler_t addr) } extern void tlb_init(void); -extern void flush_tlb_handlers(void); /* * Timer interrupt @@ -1837,6 +1877,15 @@ void __init trap_init(void) ebase += (read_c0_ebase() & 0x3ffff000); } + if (cpu_has_mmips) { + unsigned int config3 = read_c0_config3(); + + if (IS_ENABLED(CONFIG_CPU_MICROMIPS)) + write_c0_config3(config3 | MIPS_CONF3_ISA_OE); + else + write_c0_config3(config3 & ~MIPS_CONF3_ISA_OE); + } + if (board_ebase_setup) board_ebase_setup(); per_cpu_trap_init(true); @@ -1956,7 +2005,6 @@ void __init trap_init(void) set_handler(0x080, &except_vec3_generic, 0x80); local_flush_icache_range(ebase, ebase + 0x400); - flush_tlb_handlers(); sort_extable(__start___dbe_table, __stop___dbe_table); diff --git a/arch/mips/kernel/unaligned.c b/arch/mips/kernel/unaligned.c index 203d885..c369a5d 100644 --- a/arch/mips/kernel/unaligned.c +++ b/arch/mips/kernel/unaligned.c @@ -72,6 +72,7 @@ * A store crossing a page boundary might be executed only partially. * Undo the partial store in this case. */ +#include #include #include #include @@ -684,7 +685,8 @@ const int reg16to32[] = { 16, 17, 2, 3, 4, 5, 6, 7 }; /* Recode table from 16-bit STORE register notation to 32-bit GPR. */ const int reg16to32st[] = { 0, 17, 2, 3, 4, 5, 6, 7 }; -void emulate_load_store_microMIPS(struct pt_regs *regs, void __user * addr) +static void emulate_load_store_microMIPS(struct pt_regs *regs, + void __user *addr) { unsigned long value; unsigned int res; @@ -1548,11 +1550,14 @@ sigill: ("Unhandled kernel unaligned access or invalid instruction", regs); force_sig(SIGILL, current); } + asmlinkage void do_ade(struct pt_regs *regs) { + enum ctx_state prev_state; unsigned int __user *pc; mm_segment_t seg; + prev_state = exception_enter(); perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, regs->cp0_badvaddr); /* @@ -1628,6 +1633,7 @@ sigbus: /* * XXX On return from the signal handler we should advance the epc */ + exception_exit(prev_state); } #ifdef CONFIG_DEBUG_FS diff --git a/arch/mips/kernel/watch.c b/arch/mips/kernel/watch.c index 7726f61..cbdc4de 100644 --- a/arch/mips/kernel/watch.c +++ b/arch/mips/kernel/watch.c @@ -111,6 +111,7 @@ __cpuinit void mips_probe_watch_registers(struct cpuinfo_mips *c) * disable the register. */ write_c0_watchlo0(7); + back_to_back_c0_hazard(); t = read_c0_watchlo0(); write_c0_watchlo0(0); c->watch_reg_masks[0] = t & 7; @@ -121,12 +122,14 @@ __cpuinit void mips_probe_watch_registers(struct cpuinfo_mips *c) c->watch_reg_use_cnt = 1; t = read_c0_watchhi0(); write_c0_watchhi0(t | 0xff8); + back_to_back_c0_hazard(); t = read_c0_watchhi0(); c->watch_reg_masks[0] |= (t & 0xff8); if ((t & 0x80000000) == 0) return; write_c0_watchlo1(7); + back_to_back_c0_hazard(); t = read_c0_watchlo1(); write_c0_watchlo1(0); c->watch_reg_masks[1] = t & 7; @@ -135,12 +138,14 @@ __cpuinit void mips_probe_watch_registers(struct cpuinfo_mips *c) c->watch_reg_use_cnt = 2; t = read_c0_watchhi1(); write_c0_watchhi1(t | 0xff8); + back_to_back_c0_hazard(); t = read_c0_watchhi1(); c->watch_reg_masks[1] |= (t & 0xff8); if ((t & 0x80000000) == 0) return; write_c0_watchlo2(7); + back_to_back_c0_hazard(); t = read_c0_watchlo2(); write_c0_watchlo2(0); c->watch_reg_masks[2] = t & 7; @@ -149,12 +154,14 @@ __cpuinit void mips_probe_watch_registers(struct cpuinfo_mips *c) c->watch_reg_use_cnt = 3; t = read_c0_watchhi2(); write_c0_watchhi2(t | 0xff8); + back_to_back_c0_hazard(); t = read_c0_watchhi2(); c->watch_reg_masks[2] |= (t & 0xff8); if ((t & 0x80000000) == 0) return; write_c0_watchlo3(7); + back_to_back_c0_hazard(); t = read_c0_watchlo3(); write_c0_watchlo3(0); c->watch_reg_masks[3] = t & 7; @@ -163,6 +170,7 @@ __cpuinit void mips_probe_watch_registers(struct cpuinfo_mips *c) c->watch_reg_use_cnt = 4; t = read_c0_watchhi3(); write_c0_watchhi3(t | 0xff8); + back_to_back_c0_hazard(); t = read_c0_watchhi3(); c->watch_reg_masks[3] |= (t & 0xff8); if ((t & 0x80000000) == 0) diff --git a/arch/mips/lantiq/prom.c b/arch/mips/lantiq/prom.c index 9f9e875..49c4603 100644 --- a/arch/mips/lantiq/prom.c +++ b/arch/mips/lantiq/prom.c @@ -112,7 +112,7 @@ int __init plat_of_setup(void) if (!of_have_populated_dt()) panic("device tree not present"); - strncpy(of_ids[0].compatible, soc_info.compatible, + strlcpy(of_ids[0].compatible, soc_info.compatible, sizeof(of_ids[0].compatible)); strncpy(of_ids[1].compatible, "simple-bus", sizeof(of_ids[1].compatible)); diff --git a/arch/mips/lasat/sysctl.c b/arch/mips/lasat/sysctl.c index f27694f..3b7f65c 100644 --- a/arch/mips/lasat/sysctl.c +++ b/arch/mips/lasat/sysctl.c @@ -39,7 +39,7 @@ /* And the same for proc */ -int proc_dolasatstring(ctl_table *table, int write, +int proc_dolasatstring(struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos) { int r; @@ -54,7 +54,7 @@ int proc_dolasatstring(ctl_table *table, int write, } /* proc function to write EEPROM after changing int entry */ -int proc_dolasatint(ctl_table *table, int write, +int proc_dolasatint(struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos) { int r; @@ -72,7 +72,7 @@ int proc_dolasatint(ctl_table *table, int write, static int rtctmp; /* proc function to read/write RealTime Clock */ -int proc_dolasatrtc(ctl_table *table, int write, +int proc_dolasatrtc(struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos) { struct timespec ts; @@ -97,7 +97,7 @@ int proc_dolasatrtc(ctl_table *table, int write, #endif #ifdef CONFIG_INET -int proc_lasat_ip(ctl_table *table, int write, +int proc_lasat_ip(struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos) { unsigned int ip; @@ -157,7 +157,7 @@ int proc_lasat_ip(ctl_table *table, int write, } #endif -int proc_lasat_prid(ctl_table *table, int write, +int proc_lasat_prid(struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos) { int r; @@ -176,7 +176,7 @@ int proc_lasat_prid(ctl_table *table, int write, extern int lasat_boot_to_service; -static ctl_table lasat_table[] = { +static struct ctl_table lasat_table[] = { { .procname = "cpu-hz", .data = &lasat_board_info.li_cpu_hz, @@ -262,7 +262,7 @@ static ctl_table lasat_table[] = { {} }; -static ctl_table lasat_root_table[] = { +static struct ctl_table lasat_root_table[] = { { .procname = "lasat", .mode = 0555, diff --git a/arch/mips/loongson/common/cs5536/cs5536_isa.c b/arch/mips/loongson/common/cs5536/cs5536_isa.c index a6eb2e8..924be39 100644 --- a/arch/mips/loongson/common/cs5536/cs5536_isa.c +++ b/arch/mips/loongson/common/cs5536/cs5536_isa.c @@ -13,6 +13,7 @@ * option) any later version. */ +#include #include #include @@ -314,3 +315,16 @@ u32 pci_isa_read_reg(int reg) return conf_data; } + +/* + * The mfgpt timer interrupt is running early, so we must keep the south bridge + * mmio always enabled. Otherwise we may race with the PCI configuration which + * may temporarily disable it. When that happens and the timer interrupt fires, + * we are not able to clear it and the system will hang. + */ +static void cs5536_isa_mmio_always_on(struct pci_dev *dev) +{ + dev->mmio_always_on = 1; +} +DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA, + PCI_CLASS_BRIDGE_ISA, 8, cs5536_isa_mmio_always_on); diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c index f03771900..e773659 100644 --- a/arch/mips/math-emu/cp1emu.c +++ b/arch/mips/math-emu/cp1emu.c @@ -471,6 +471,9 @@ int mm_isBranchInstr(struct pt_regs *regs, struct mm_decoded_insn dec_insn, unsigned int fcr31; unsigned int bit; + if (!cpu_has_mmips) + return 0; + switch (insn.mm_i_format.opcode) { case mm_pool32a_op: if ((insn.mm_i_format.simmediate & MM_POOL32A_MINOR_MASK) == diff --git a/arch/mips/mm/Makefile b/arch/mips/mm/Makefile index e87aae1..7f4f93a 100644 --- a/arch/mips/mm/Makefile +++ b/arch/mips/mm/Makefile @@ -4,7 +4,7 @@ obj-y += cache.o dma-default.o extable.o fault.o \ gup.o init.o mmap.o page.o page-funcs.o \ - tlbex.o tlbex-fault.o uasm-mips.o + tlbex.o tlbex-fault.o tlb-funcs.o uasm-mips.o obj-$(CONFIG_32BIT) += ioremap.o pgtable-32.o obj-$(CONFIG_64BIT) += pgtable-64.o diff --git a/arch/mips/mm/cerr-sb1.c b/arch/mips/mm/cerr-sb1.c index 576add3..ee5c1ff 100644 --- a/arch/mips/mm/cerr-sb1.c +++ b/arch/mips/mm/cerr-sb1.c @@ -182,11 +182,7 @@ asmlinkage void sb1_cache_error(void) #ifdef CONFIG_SIBYTE_BW_TRACE /* Freeze the trace buffer now */ -#if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80) - csr_out32(M_BCM1480_SCD_TRACE_CFG_FREEZE, IOADDR(A_SCD_TRACE_CFG)); -#else csr_out32(M_SCD_TRACE_CFG_FREEZE, IOADDR(A_SCD_TRACE_CFG)); -#endif printk("Trace buffer frozen\n"); #endif diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index caf92ec..aaccf1c 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -246,6 +246,9 @@ static int mips_dma_map_sg(struct device *dev, struct scatterlist *sg, if (!plat_device_is_coherent(dev)) __dma_sync(sg_page(sg), sg->offset, sg->length, direction); +#ifdef CONFIG_NEED_SG_DMA_LENGTH + sg->dma_length = sg->length; +#endif sg->dma_address = plat_map_dma_mem_page(dev, sg_page(sg)) + sg->offset; } diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c index 0fead53..85df1cd 100644 --- a/arch/mips/mm/fault.c +++ b/arch/mips/mm/fault.c @@ -5,6 +5,7 @@ * * Copyright (C) 1995 - 2000 by Ralf Baechle */ +#include #include #include #include @@ -32,8 +33,8 @@ * and the problem, and then passes it off to one of the appropriate * routines. */ -asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, unsigned long write, - unsigned long address) +static void __kprobes __do_page_fault(struct pt_regs *regs, unsigned long write, + unsigned long address) { struct vm_area_struct * vma = NULL; struct task_struct *tsk = current; @@ -312,3 +313,13 @@ vmalloc_fault: } #endif } + +asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, + unsigned long write, unsigned long address) +{ + enum ctx_state prev_state; + + prev_state = exception_enter(); + __do_page_fault(regs, write, address); + exception_exit(prev_state); +} diff --git a/arch/mips/mm/page.c b/arch/mips/mm/page.c index 4eb8dcf..2c0bd58 100644 --- a/arch/mips/mm/page.c +++ b/arch/mips/mm/page.c @@ -232,7 +232,7 @@ static inline void __cpuinit build_clear_pref(u32 **buf, int off) uasm_i_cache(buf, Create_Dirty_Excl_D, off, A0); } - } + } } extern u32 __clear_page_start; diff --git a/arch/mips/mm/tlb-funcs.S b/arch/mips/mm/tlb-funcs.S new file mode 100644 index 0000000..30a494d --- /dev/null +++ b/arch/mips/mm/tlb-funcs.S @@ -0,0 +1,37 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Micro-assembler generated tlb handler functions. + * + * Copyright (C) 2013 Broadcom Corporation. + * + * Based on mm/page-funcs.c + * Copyright (C) 2012 MIPS Technologies, Inc. + * Copyright (C) 2012 Ralf Baechle + */ +#include +#include + +#define FASTPATH_SIZE 128 + +LEAF(tlbmiss_handler_setup_pgd) + .space 16 * 4 +END(tlbmiss_handler_setup_pgd) +EXPORT(tlbmiss_handler_setup_pgd_end) + +LEAF(handle_tlbm) + .space FASTPATH_SIZE * 4 +END(handle_tlbm) +EXPORT(handle_tlbm_end) + +LEAF(handle_tlbs) + .space FASTPATH_SIZE * 4 +END(handle_tlbs) +EXPORT(handle_tlbs_end) + +LEAF(handle_tlbl) + .space FASTPATH_SIZE * 4 +END(handle_tlbl) +EXPORT(handle_tlbl_end) diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index afeef93..9ab0f90 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -305,6 +305,17 @@ static int check_for_high_segbits __cpuinitdata; static unsigned int kscratch_used_mask __cpuinitdata; +static inline int __maybe_unused c0_kscratch(void) +{ + switch (current_cpu_type()) { + case CPU_XLP: + case CPU_XLR: + return 22; + default: + return 31; + } +} + static int __cpuinit allocate_kscratch(void) { int r; @@ -334,9 +345,9 @@ static struct work_registers __cpuinit build_get_work_registers(u32 **p) int smp_processor_id_sel; int smp_processor_id_shift; - if (scratch_reg > 0) { + if (scratch_reg >= 0) { /* Save in CPU local C0_KScratch? */ - UASM_i_MTC0(p, 1, 31, scratch_reg); + UASM_i_MTC0(p, 1, c0_kscratch(), scratch_reg); r.r1 = K0; r.r2 = K1; r.r3 = 1; @@ -384,8 +395,8 @@ static struct work_registers __cpuinit build_get_work_registers(u32 **p) static void __cpuinit build_restore_work_registers(u32 **p) { - if (scratch_reg > 0) { - UASM_i_MFC0(p, 1, 31, scratch_reg); + if (scratch_reg >= 0) { + UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); return; } /* K0 already points to save area, restore $1 and $2 */ @@ -673,8 +684,8 @@ static __cpuinit void build_restore_pagemask(u32 **p, uasm_i_mtc0(p, 0, C0_PAGEMASK); uasm_il_b(p, r, lid); } - if (scratch_reg > 0) - UASM_i_MFC0(p, 1, 31, scratch_reg); + if (scratch_reg >= 0) + UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); else UASM_i_LW(p, 1, scratchpad_offset(0), 0); } else { @@ -817,7 +828,7 @@ build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, #ifdef CONFIG_MIPS_PGD_C0_CONTEXT if (pgd_reg != -1) { /* pgd is in pgd_reg */ - UASM_i_MFC0(p, ptr, 31, pgd_reg); + UASM_i_MFC0(p, ptr, c0_kscratch(), pgd_reg); } else { /* * &pgd << 11 stored in CONTEXT [23..63]. @@ -929,8 +940,8 @@ build_get_pgd_vmalloc64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, uasm_i_jr(p, ptr); if (mode == refill_scratch) { - if (scratch_reg > 0) - UASM_i_MFC0(p, 1, 31, scratch_reg); + if (scratch_reg >= 0) + UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); else UASM_i_LW(p, 1, scratchpad_offset(0), 0); } else { @@ -961,7 +972,7 @@ build_get_pgde32(u32 **p, unsigned int tmp, unsigned int ptr) uasm_i_srl(p, ptr, ptr, 19); #else /* - * smp_processor_id() << 3 is stored in CONTEXT. + * smp_processor_id() << 2 is stored in CONTEXT. */ uasm_i_mfc0(p, ptr, C0_CONTEXT); UASM_i_LA_mostly(p, tmp, pgdc); @@ -1096,7 +1107,7 @@ struct mips_huge_tlb_info { static struct mips_huge_tlb_info __cpuinit build_fast_tlb_refill_handler (u32 **p, struct uasm_label **l, struct uasm_reloc **r, unsigned int tmp, - unsigned int ptr, int c0_scratch) + unsigned int ptr, int c0_scratch_reg) { struct mips_huge_tlb_info rv; unsigned int even, odd; @@ -1110,12 +1121,12 @@ build_fast_tlb_refill_handler (u32 **p, struct uasm_label **l, UASM_i_MFC0(p, tmp, C0_BADVADDR); if (pgd_reg != -1) - UASM_i_MFC0(p, ptr, 31, pgd_reg); + UASM_i_MFC0(p, ptr, c0_kscratch(), pgd_reg); else UASM_i_MFC0(p, ptr, C0_CONTEXT); - if (c0_scratch >= 0) - UASM_i_MTC0(p, scratch, 31, c0_scratch); + if (c0_scratch_reg >= 0) + UASM_i_MTC0(p, scratch, c0_kscratch(), c0_scratch_reg); else UASM_i_SW(p, scratch, scratchpad_offset(0), 0); @@ -1130,14 +1141,14 @@ build_fast_tlb_refill_handler (u32 **p, struct uasm_label **l, } } else { if (pgd_reg != -1) - UASM_i_MFC0(p, ptr, 31, pgd_reg); + UASM_i_MFC0(p, ptr, c0_kscratch(), pgd_reg); else UASM_i_MFC0(p, ptr, C0_CONTEXT); UASM_i_MFC0(p, tmp, C0_BADVADDR); - if (c0_scratch >= 0) - UASM_i_MTC0(p, scratch, 31, c0_scratch); + if (c0_scratch_reg >= 0) + UASM_i_MTC0(p, scratch, c0_kscratch(), c0_scratch_reg); else UASM_i_SW(p, scratch, scratchpad_offset(0), 0); @@ -1242,8 +1253,8 @@ build_fast_tlb_refill_handler (u32 **p, struct uasm_label **l, } UASM_i_MTC0(p, odd, C0_ENTRYLO1); /* load it */ - if (c0_scratch >= 0) { - UASM_i_MFC0(p, scratch, 31, c0_scratch); + if (c0_scratch_reg >= 0) { + UASM_i_MFC0(p, scratch, c0_kscratch(), c0_scratch_reg); build_tlb_write_entry(p, l, r, tlb_random); uasm_l_leave(l, *p); rv.restore_scratch = 1; @@ -1286,7 +1297,7 @@ static void __cpuinit build_r4000_tlb_refill_handler(void) memset(relocs, 0, sizeof(relocs)); memset(final_handler, 0, sizeof(final_handler)); - if ((scratch_reg > 0 || scratchpad_available()) && use_bbit_insns()) { + if ((scratch_reg >= 0 || scratchpad_available()) && use_bbit_insns()) { htlb_info = build_fast_tlb_refill_handler(&p, &l, &r, K0, K1, scratch_reg); vmalloc_mode = refill_scratch; @@ -1444,27 +1455,25 @@ static void __cpuinit build_r4000_tlb_refill_handler(void) dump_handler("r4000_tlb_refill", (u32 *)ebase, 64); } -/* - * 128 instructions for the fastpath handler is generous and should - * never be exceeded. - */ -#define FASTPATH_SIZE 128 +extern u32 handle_tlbl[], handle_tlbl_end[]; +extern u32 handle_tlbs[], handle_tlbs_end[]; +extern u32 handle_tlbm[], handle_tlbm_end[]; -u32 handle_tlbl[FASTPATH_SIZE] __cacheline_aligned; -u32 handle_tlbs[FASTPATH_SIZE] __cacheline_aligned; -u32 handle_tlbm[FASTPATH_SIZE] __cacheline_aligned; #ifdef CONFIG_MIPS_PGD_C0_CONTEXT -u32 tlbmiss_handler_setup_pgd_array[16] __cacheline_aligned; +extern u32 tlbmiss_handler_setup_pgd[], tlbmiss_handler_setup_pgd_end[]; static void __cpuinit build_r4000_setup_pgd(void) { const int a0 = 4; const int a1 = 5; u32 *p = tlbmiss_handler_setup_pgd_array; + const int tlbmiss_handler_setup_pgd_size = + tlbmiss_handler_setup_pgd_end - tlbmiss_handler_setup_pgd; struct uasm_label *l = labels; struct uasm_reloc *r = relocs; - memset(tlbmiss_handler_setup_pgd_array, 0, sizeof(tlbmiss_handler_setup_pgd_array)); + memset(tlbmiss_handler_setup_pgd, 0, tlbmiss_handler_setup_pgd_size * + sizeof(tlbmiss_handler_setup_pgd[0])); memset(labels, 0, sizeof(labels)); memset(relocs, 0, sizeof(relocs)); @@ -1490,17 +1499,17 @@ static void __cpuinit build_r4000_setup_pgd(void) } else { /* PGD in c0_KScratch */ uasm_i_jr(&p, 31); - UASM_i_MTC0(&p, a0, 31, pgd_reg); + UASM_i_MTC0(&p, a0, c0_kscratch(), pgd_reg); } - if (p - tlbmiss_handler_setup_pgd_array > ARRAY_SIZE(tlbmiss_handler_setup_pgd_array)) - panic("tlbmiss_handler_setup_pgd_array space exceeded"); + if (p >= tlbmiss_handler_setup_pgd_end) + panic("tlbmiss_handler_setup_pgd space exceeded"); + uasm_resolve_relocs(relocs, labels); - pr_debug("Wrote tlbmiss_handler_setup_pgd_array (%u instructions).\n", - (unsigned int)(p - tlbmiss_handler_setup_pgd_array)); + pr_debug("Wrote tlbmiss_handler_setup_pgd (%u instructions).\n", + (unsigned int)(p - tlbmiss_handler_setup_pgd)); - dump_handler("tlbmiss_handler", - tlbmiss_handler_setup_pgd_array, - ARRAY_SIZE(tlbmiss_handler_setup_pgd_array)); + dump_handler("tlbmiss_handler", tlbmiss_handler_setup_pgd, + tlbmiss_handler_setup_pgd_size); } #endif @@ -1745,10 +1754,11 @@ build_r3000_tlbchange_handler_head(u32 **p, unsigned int pte, static void __cpuinit build_r3000_tlb_load_handler(void) { u32 *p = handle_tlbl; + const int handle_tlbl_size = handle_tlbl_end - handle_tlbl; struct uasm_label *l = labels; struct uasm_reloc *r = relocs; - memset(handle_tlbl, 0, sizeof(handle_tlbl)); + memset(handle_tlbl, 0, handle_tlbl_size * sizeof(handle_tlbl[0])); memset(labels, 0, sizeof(labels)); memset(relocs, 0, sizeof(relocs)); @@ -1762,23 +1772,24 @@ static void __cpuinit build_r3000_tlb_load_handler(void) uasm_i_j(&p, (unsigned long)tlb_do_page_fault_0 & 0x0fffffff); uasm_i_nop(&p); - if ((p - handle_tlbl) > FASTPATH_SIZE) + if (p >= handle_tlbl_end) panic("TLB load handler fastpath space exceeded"); uasm_resolve_relocs(relocs, labels); pr_debug("Wrote TLB load handler fastpath (%u instructions).\n", (unsigned int)(p - handle_tlbl)); - dump_handler("r3000_tlb_load", handle_tlbl, ARRAY_SIZE(handle_tlbl)); + dump_handler("r3000_tlb_load", handle_tlbl, handle_tlbl_size); } static void __cpuinit build_r3000_tlb_store_handler(void) { u32 *p = handle_tlbs; + const int handle_tlbs_size = handle_tlbs_end - handle_tlbs; struct uasm_label *l = labels; struct uasm_reloc *r = relocs; - memset(handle_tlbs, 0, sizeof(handle_tlbs)); + memset(handle_tlbs, 0, handle_tlbs_size * sizeof(handle_tlbs[0])); memset(labels, 0, sizeof(labels)); memset(relocs, 0, sizeof(relocs)); @@ -1792,23 +1803,24 @@ static void __cpuinit build_r3000_tlb_store_handler(void) uasm_i_j(&p, (unsigned long)tlb_do_page_fault_1 & 0x0fffffff); uasm_i_nop(&p); - if ((p - handle_tlbs) > FASTPATH_SIZE) + if (p >= handle_tlbs) panic("TLB store handler fastpath space exceeded"); uasm_resolve_relocs(relocs, labels); pr_debug("Wrote TLB store handler fastpath (%u instructions).\n", (unsigned int)(p - handle_tlbs)); - dump_handler("r3000_tlb_store", handle_tlbs, ARRAY_SIZE(handle_tlbs)); + dump_handler("r3000_tlb_store", handle_tlbs, handle_tlbs_size); } static void __cpuinit build_r3000_tlb_modify_handler(void) { u32 *p = handle_tlbm; + const int handle_tlbm_size = handle_tlbm_end - handle_tlbm; struct uasm_label *l = labels; struct uasm_reloc *r = relocs; - memset(handle_tlbm, 0, sizeof(handle_tlbm)); + memset(handle_tlbm, 0, handle_tlbm_size * sizeof(handle_tlbm[0])); memset(labels, 0, sizeof(labels)); memset(relocs, 0, sizeof(relocs)); @@ -1822,14 +1834,14 @@ static void __cpuinit build_r3000_tlb_modify_handler(void) uasm_i_j(&p, (unsigned long)tlb_do_page_fault_1 & 0x0fffffff); uasm_i_nop(&p); - if ((p - handle_tlbm) > FASTPATH_SIZE) + if (p >= handle_tlbm_end) panic("TLB modify handler fastpath space exceeded"); uasm_resolve_relocs(relocs, labels); pr_debug("Wrote TLB modify handler fastpath (%u instructions).\n", (unsigned int)(p - handle_tlbm)); - dump_handler("r3000_tlb_modify", handle_tlbm, ARRAY_SIZE(handle_tlbm)); + dump_handler("r3000_tlb_modify", handle_tlbm, handle_tlbm_size); } #endif /* CONFIG_MIPS_PGD_C0_CONTEXT */ @@ -1893,11 +1905,12 @@ build_r4000_tlbchange_handler_tail(u32 **p, struct uasm_label **l, static void __cpuinit build_r4000_tlb_load_handler(void) { u32 *p = handle_tlbl; + const int handle_tlbl_size = handle_tlbl_end - handle_tlbl; struct uasm_label *l = labels; struct uasm_reloc *r = relocs; struct work_registers wr; - memset(handle_tlbl, 0, sizeof(handle_tlbl)); + memset(handle_tlbl, 0, handle_tlbl_size * sizeof(handle_tlbl[0])); memset(labels, 0, sizeof(labels)); memset(relocs, 0, sizeof(relocs)); @@ -1935,6 +1948,19 @@ static void __cpuinit build_r4000_tlb_load_handler(void) uasm_i_nop(&p); uasm_i_tlbr(&p); + + switch (current_cpu_type()) { + default: + if (cpu_has_mips_r2) { + uasm_i_ehb(&p); + + case CPU_CAVIUM_OCTEON: + case CPU_CAVIUM_OCTEON_PLUS: + case CPU_CAVIUM_OCTEON2: + break; + } + } + /* Examine entrylo 0 or 1 based on ptr. */ if (use_bbit_insns()) { uasm_i_bbit0(&p, wr.r2, ilog2(sizeof(pte_t)), 8); @@ -1989,6 +2015,19 @@ static void __cpuinit build_r4000_tlb_load_handler(void) uasm_i_nop(&p); uasm_i_tlbr(&p); + + switch (current_cpu_type()) { + default: + if (cpu_has_mips_r2) { + uasm_i_ehb(&p); + + case CPU_CAVIUM_OCTEON: + case CPU_CAVIUM_OCTEON_PLUS: + case CPU_CAVIUM_OCTEON2: + break; + } + } + /* Examine entrylo 0 or 1 based on ptr. */ if (use_bbit_insns()) { uasm_i_bbit0(&p, wr.r2, ilog2(sizeof(pte_t)), 8); @@ -2036,24 +2075,25 @@ static void __cpuinit build_r4000_tlb_load_handler(void) uasm_i_j(&p, (unsigned long)tlb_do_page_fault_0 & 0x0fffffff); uasm_i_nop(&p); - if ((p - handle_tlbl) > FASTPATH_SIZE) + if (p >= handle_tlbl_end) panic("TLB load handler fastpath space exceeded"); uasm_resolve_relocs(relocs, labels); pr_debug("Wrote TLB load handler fastpath (%u instructions).\n", (unsigned int)(p - handle_tlbl)); - dump_handler("r4000_tlb_load", handle_tlbl, ARRAY_SIZE(handle_tlbl)); + dump_handler("r4000_tlb_load", handle_tlbl, handle_tlbl_size); } static void __cpuinit build_r4000_tlb_store_handler(void) { u32 *p = handle_tlbs; + const int handle_tlbs_size = handle_tlbs_end - handle_tlbs; struct uasm_label *l = labels; struct uasm_reloc *r = relocs; struct work_registers wr; - memset(handle_tlbs, 0, sizeof(handle_tlbs)); + memset(handle_tlbs, 0, handle_tlbs_size * sizeof(handle_tlbs[0])); memset(labels, 0, sizeof(labels)); memset(relocs, 0, sizeof(relocs)); @@ -2090,24 +2130,25 @@ static void __cpuinit build_r4000_tlb_store_handler(void) uasm_i_j(&p, (unsigned long)tlb_do_page_fault_1 & 0x0fffffff); uasm_i_nop(&p); - if ((p - handle_tlbs) > FASTPATH_SIZE) + if (p >= handle_tlbs_end) panic("TLB store handler fastpath space exceeded"); uasm_resolve_relocs(relocs, labels); pr_debug("Wrote TLB store handler fastpath (%u instructions).\n", (unsigned int)(p - handle_tlbs)); - dump_handler("r4000_tlb_store", handle_tlbs, ARRAY_SIZE(handle_tlbs)); + dump_handler("r4000_tlb_store", handle_tlbs, handle_tlbs_size); } static void __cpuinit build_r4000_tlb_modify_handler(void) { u32 *p = handle_tlbm; + const int handle_tlbm_size = handle_tlbm_end - handle_tlbm; struct uasm_label *l = labels; struct uasm_reloc *r = relocs; struct work_registers wr; - memset(handle_tlbm, 0, sizeof(handle_tlbm)); + memset(handle_tlbm, 0, handle_tlbm_size * sizeof(handle_tlbm[0])); memset(labels, 0, sizeof(labels)); memset(relocs, 0, sizeof(relocs)); @@ -2145,14 +2186,28 @@ static void __cpuinit build_r4000_tlb_modify_handler(void) uasm_i_j(&p, (unsigned long)tlb_do_page_fault_1 & 0x0fffffff); uasm_i_nop(&p); - if ((p - handle_tlbm) > FASTPATH_SIZE) + if (p >= handle_tlbm_end) panic("TLB modify handler fastpath space exceeded"); uasm_resolve_relocs(relocs, labels); pr_debug("Wrote TLB modify handler fastpath (%u instructions).\n", (unsigned int)(p - handle_tlbm)); - dump_handler("r4000_tlb_modify", handle_tlbm, ARRAY_SIZE(handle_tlbm)); + dump_handler("r4000_tlb_modify", handle_tlbm, handle_tlbm_size); +} + +static void __cpuinit flush_tlb_handlers(void) +{ + local_flush_icache_range((unsigned long)handle_tlbl, + (unsigned long)handle_tlbl_end); + local_flush_icache_range((unsigned long)handle_tlbs, + (unsigned long)handle_tlbs_end); + local_flush_icache_range((unsigned long)handle_tlbm, + (unsigned long)handle_tlbm_end); +#ifdef CONFIG_MIPS_PGD_C0_CONTEXT + local_flush_icache_range((unsigned long)tlbmiss_handler_setup_pgd, + (unsigned long)tlbmiss_handler_setup_pgd_end); +#endif } void __cpuinit build_tlb_refill_handler(void) @@ -2187,6 +2242,7 @@ void __cpuinit build_tlb_refill_handler(void) build_r3000_tlb_load_handler(); build_r3000_tlb_store_handler(); build_r3000_tlb_modify_handler(); + flush_tlb_handlers(); run_once++; } #else @@ -2214,23 +2270,10 @@ void __cpuinit build_tlb_refill_handler(void) build_r4000_tlb_modify_handler(); if (!cpu_has_local_ebase) build_r4000_tlb_refill_handler(); + flush_tlb_handlers(); run_once++; } if (cpu_has_local_ebase) build_r4000_tlb_refill_handler(); } } - -void __cpuinit flush_tlb_handlers(void) -{ - local_flush_icache_range((unsigned long)handle_tlbl, - (unsigned long)handle_tlbl + sizeof(handle_tlbl)); - local_flush_icache_range((unsigned long)handle_tlbs, - (unsigned long)handle_tlbs + sizeof(handle_tlbs)); - local_flush_icache_range((unsigned long)handle_tlbm, - (unsigned long)handle_tlbm + sizeof(handle_tlbm)); -#ifdef CONFIG_MIPS_PGD_C0_CONTEXT - local_flush_icache_range((unsigned long)tlbmiss_handler_setup_pgd_array, - (unsigned long)tlbmiss_handler_setup_pgd_array + sizeof(handle_tlbm)); -#endif -} diff --git a/arch/mips/mti-malta/Makefile b/arch/mips/mti-malta/Makefile index 0388fc8..72fdedb 100644 --- a/arch/mips/mti-malta/Makefile +++ b/arch/mips/mti-malta/Makefile @@ -10,7 +10,6 @@ obj-y := malta-amon.o malta-display.o malta-init.o \ malta-reset.o malta-setup.o malta-time.o obj-$(CONFIG_EARLY_PRINTK) += malta-console.o -obj-$(CONFIG_PCI) += malta-pci.o # FIXME FIXME FIXME obj-$(CONFIG_MIPS_MT_SMTC) += malta-smtc.o diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c index 0a1339a..c69da37 100644 --- a/arch/mips/mti-malta/malta-int.c +++ b/arch/mips/mti-malta/malta-int.c @@ -422,8 +422,10 @@ static struct gic_intr_map gic_intr_map[GIC_NUM_INTRS] = { */ int __init gcmp_probe(unsigned long addr, unsigned long size) { - if (mips_revision_sconid != MIPS_REVISION_SCON_ROCIT) { + if ((mips_revision_sconid != MIPS_REVISION_SCON_ROCIT) && + (mips_revision_sconid != MIPS_REVISION_SCON_GT64120)) { gcmp_present = 0; + pr_debug("GCMP NOT present\n"); return gcmp_present; } diff --git a/arch/mips/mti-malta/malta-pci.c b/arch/mips/mti-malta/malta-pci.c deleted file mode 100644 index 37134dd..0000000 --- a/arch/mips/mti-malta/malta-pci.c +++ /dev/null @@ -1,254 +0,0 @@ -/* - * Copyright (C) 1999, 2000, 2004, 2005 MIPS Technologies, Inc. - * All rights reserved. - * Authors: Carsten Langgaard - * Maciej W. Rozycki - * - * Copyright (C) 2004 by Ralf Baechle (ralf@linux-mips.org) - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * MIPS boards specific PCI support. - */ -#include -#include -#include -#include - -#include -#include -#include -#include -#include - -static struct resource bonito64_mem_resource = { - .name = "Bonito PCI MEM", - .flags = IORESOURCE_MEM, -}; - -static struct resource bonito64_io_resource = { - .name = "Bonito PCI I/O", - .start = 0x00000000UL, - .end = 0x000fffffUL, - .flags = IORESOURCE_IO, -}; - -static struct resource gt64120_mem_resource = { - .name = "GT-64120 PCI MEM", - .flags = IORESOURCE_MEM, -}; - -static struct resource gt64120_io_resource = { - .name = "GT-64120 PCI I/O", - .flags = IORESOURCE_IO, -}; - -static struct resource msc_mem_resource = { - .name = "MSC PCI MEM", - .flags = IORESOURCE_MEM, -}; - -static struct resource msc_io_resource = { - .name = "MSC PCI I/O", - .flags = IORESOURCE_IO, -}; - -extern struct pci_ops bonito64_pci_ops; -extern struct pci_ops gt64xxx_pci0_ops; -extern struct pci_ops msc_pci_ops; - -static struct pci_controller bonito64_controller = { - .pci_ops = &bonito64_pci_ops, - .io_resource = &bonito64_io_resource, - .mem_resource = &bonito64_mem_resource, - .io_offset = 0x00000000UL, -}; - -static struct pci_controller gt64120_controller = { - .pci_ops = >64xxx_pci0_ops, - .io_resource = >64120_io_resource, - .mem_resource = >64120_mem_resource, -}; - -static struct pci_controller msc_controller = { - .pci_ops = &msc_pci_ops, - .io_resource = &msc_io_resource, - .mem_resource = &msc_mem_resource, -}; - -void __init mips_pcibios_init(void) -{ - struct pci_controller *controller; - resource_size_t start, end, map, start1, end1, map1, map2, map3, mask; - - switch (mips_revision_sconid) { - case MIPS_REVISION_SCON_GT64120: - /* - * Due to a bug in the Galileo system controller, we need - * to setup the PCI BAR for the Galileo internal registers. - * This should be done in the bios/bootprom and will be - * fixed in a later revision of YAMON (the MIPS boards - * boot prom). - */ - GT_WRITE(GT_PCI0_CFGADDR_OFS, - (0 << GT_PCI0_CFGADDR_BUSNUM_SHF) | /* Local bus */ - (0 << GT_PCI0_CFGADDR_DEVNUM_SHF) | /* GT64120 dev */ - (0 << GT_PCI0_CFGADDR_FUNCTNUM_SHF) | /* Function 0*/ - ((0x20/4) << GT_PCI0_CFGADDR_REGNUM_SHF) | /* BAR 4*/ - GT_PCI0_CFGADDR_CONFIGEN_BIT); - - /* Perform the write */ - GT_WRITE(GT_PCI0_CFGDATA_OFS, CPHYSADDR(MIPS_GT_BASE)); - - /* Set up resource ranges from the controller's registers. */ - start = GT_READ(GT_PCI0M0LD_OFS); - end = GT_READ(GT_PCI0M0HD_OFS); - map = GT_READ(GT_PCI0M0REMAP_OFS); - end = (end & GT_PCI_HD_MSK) | (start & ~GT_PCI_HD_MSK); - start1 = GT_READ(GT_PCI0M1LD_OFS); - end1 = GT_READ(GT_PCI0M1HD_OFS); - map1 = GT_READ(GT_PCI0M1REMAP_OFS); - end1 = (end1 & GT_PCI_HD_MSK) | (start1 & ~GT_PCI_HD_MSK); - /* Cannot support multiple windows, use the wider. */ - if (end1 - start1 > end - start) { - start = start1; - end = end1; - map = map1; - } - mask = ~(start ^ end); - /* We don't support remapping with a discontiguous mask. */ - BUG_ON((start & GT_PCI_HD_MSK) != (map & GT_PCI_HD_MSK) && - mask != ~((mask & -mask) - 1)); - gt64120_mem_resource.start = start; - gt64120_mem_resource.end = end; - gt64120_controller.mem_offset = (start & mask) - (map & mask); - /* Addresses are 36-bit, so do shifts in the destinations. */ - gt64120_mem_resource.start <<= GT_PCI_DCRM_SHF; - gt64120_mem_resource.end <<= GT_PCI_DCRM_SHF; - gt64120_mem_resource.end |= (1 << GT_PCI_DCRM_SHF) - 1; - gt64120_controller.mem_offset <<= GT_PCI_DCRM_SHF; - - start = GT_READ(GT_PCI0IOLD_OFS); - end = GT_READ(GT_PCI0IOHD_OFS); - map = GT_READ(GT_PCI0IOREMAP_OFS); - end = (end & GT_PCI_HD_MSK) | (start & ~GT_PCI_HD_MSK); - mask = ~(start ^ end); - /* We don't support remapping with a discontiguous mask. */ - BUG_ON((start & GT_PCI_HD_MSK) != (map & GT_PCI_HD_MSK) && - mask != ~((mask & -mask) - 1)); - gt64120_io_resource.start = map & mask; - gt64120_io_resource.end = (map & mask) | ~mask; - gt64120_controller.io_offset = 0; - /* Addresses are 36-bit, so do shifts in the destinations. */ - gt64120_io_resource.start <<= GT_PCI_DCRM_SHF; - gt64120_io_resource.end <<= GT_PCI_DCRM_SHF; - gt64120_io_resource.end |= (1 << GT_PCI_DCRM_SHF) - 1; - - controller = >64120_controller; - break; - - case MIPS_REVISION_SCON_BONITO: - /* Set up resource ranges from the controller's registers. */ - map = BONITO_PCIMAP; - map1 = (BONITO_PCIMAP & BONITO_PCIMAP_PCIMAP_LO0) >> - BONITO_PCIMAP_PCIMAP_LO0_SHIFT; - map2 = (BONITO_PCIMAP & BONITO_PCIMAP_PCIMAP_LO1) >> - BONITO_PCIMAP_PCIMAP_LO1_SHIFT; - map3 = (BONITO_PCIMAP & BONITO_PCIMAP_PCIMAP_LO2) >> - BONITO_PCIMAP_PCIMAP_LO2_SHIFT; - /* Combine as many adjacent windows as possible. */ - map = map1; - start = BONITO_PCILO0_BASE; - end = 1; - if (map3 == map2 + 1) { - map = map2; - start = BONITO_PCILO1_BASE; - end++; - } - if (map2 == map1 + 1) { - map = map1; - start = BONITO_PCILO0_BASE; - end++; - } - bonito64_mem_resource.start = start; - bonito64_mem_resource.end = start + - BONITO_PCIMAP_WINBASE(end) - 1; - bonito64_controller.mem_offset = start - - BONITO_PCIMAP_WINBASE(map); - - controller = &bonito64_controller; - break; - - case MIPS_REVISION_SCON_SOCIT: - case MIPS_REVISION_SCON_ROCIT: - case MIPS_REVISION_SCON_SOCITSC: - case MIPS_REVISION_SCON_SOCITSCP: - /* Set up resource ranges from the controller's registers. */ - MSC_READ(MSC01_PCI_SC2PMBASL, start); - MSC_READ(MSC01_PCI_SC2PMMSKL, mask); - MSC_READ(MSC01_PCI_SC2PMMAPL, map); - msc_mem_resource.start = start & mask; - msc_mem_resource.end = (start & mask) | ~mask; - msc_controller.mem_offset = (start & mask) - (map & mask); -#ifdef CONFIG_MIPS_CMP - if (gcmp_niocu()) - gcmp_setregion(0, start, mask, - GCMP_GCB_GCMPB_CMDEFTGT_IOCU1); -#endif - MSC_READ(MSC01_PCI_SC2PIOBASL, start); - MSC_READ(MSC01_PCI_SC2PIOMSKL, mask); - MSC_READ(MSC01_PCI_SC2PIOMAPL, map); - msc_io_resource.start = map & mask; - msc_io_resource.end = (map & mask) | ~mask; - msc_controller.io_offset = 0; - ioport_resource.end = ~mask; -#ifdef CONFIG_MIPS_CMP - if (gcmp_niocu()) - gcmp_setregion(1, start, mask, - GCMP_GCB_GCMPB_CMDEFTGT_IOCU1); -#endif - /* If ranges overlap I/O takes precedence. */ - start = start & mask; - end = start | ~mask; - if ((start >= msc_mem_resource.start && - start <= msc_mem_resource.end) || - (end >= msc_mem_resource.start && - end <= msc_mem_resource.end)) { - /* Use the larger space. */ - start = max(start, msc_mem_resource.start); - end = min(end, msc_mem_resource.end); - if (start - msc_mem_resource.start >= - msc_mem_resource.end - end) - msc_mem_resource.end = start - 1; - else - msc_mem_resource.start = end + 1; - } - - controller = &msc_controller; - break; - default: - return; - } - - /* Change start address to avoid conflicts with ACPI and SMB devices */ - if (controller->io_resource->start < 0x00002000UL) - controller->io_resource->start = 0x00002000UL; - - iomem_resource.end &= 0xfffffffffULL; /* 64 GB */ - ioport_resource.end = controller->io_resource->end; - - controller->io_map_base = mips_io_port_base; - - register_pci_controller(controller); -} diff --git a/arch/mips/mti-malta/malta-reset.c b/arch/mips/mti-malta/malta-reset.c index 3294205..d627d4b 100644 --- a/arch/mips/mti-malta/malta-reset.c +++ b/arch/mips/mti-malta/malta-reset.c @@ -1,33 +1,18 @@ /* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * * Carsten Langgaard, carstenl@mips.com * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved. - * - * ######################################################################## - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * ######################################################################## - * - * Reset the MIPS boards. - * */ -#include +#include #include -#include #include -#include + +#define SOFTRES_REG 0x1f000500 +#define GORESET 0x42 static void mips_machine_restart(char *command) { @@ -45,7 +30,6 @@ static void mips_machine_halt(void) __raw_writel(GORESET, softres_reg); } - static int __init mips_reboot_setup(void) { _machine_restart = mips_machine_restart; @@ -54,5 +38,4 @@ static int __init mips_reboot_setup(void) return 0; } - arch_initcall(mips_reboot_setup); diff --git a/arch/mips/mti-sead3/sead3-reset.c b/arch/mips/mti-sead3/sead3-reset.c index 20475c5..e6fb244 100644 --- a/arch/mips/mti-sead3/sead3-reset.c +++ b/arch/mips/mti-sead3/sead3-reset.c @@ -9,7 +9,9 @@ #include #include -#include + +#define SOFTRES_REG 0x1f000050 +#define GORESET 0x4d static void mips_machine_restart(char *command) { @@ -35,5 +37,4 @@ static int __init mips_reboot_setup(void) return 0; } - arch_initcall(mips_reboot_setup); diff --git a/arch/mips/netlogic/Kconfig b/arch/mips/netlogic/Kconfig index e0873a3..2447bf9 100644 --- a/arch/mips/netlogic/Kconfig +++ b/arch/mips/netlogic/Kconfig @@ -51,4 +51,15 @@ endif config NLM_COMMON bool +config IOMMU_HELPER + bool + +config NEED_SG_DMA_LENGTH + bool + +config SWIOTLB + def_bool y + select NEED_SG_DMA_LENGTH + select IOMMU_HELPER + endif diff --git a/arch/mips/netlogic/common/Makefile b/arch/mips/netlogic/common/Makefile index 291372a..362739d 100644 --- a/arch/mips/netlogic/common/Makefile +++ b/arch/mips/netlogic/common/Makefile @@ -1,3 +1,5 @@ obj-y += irq.o time.o +obj-y += nlm-dma.o +obj-y += reset.o obj-$(CONFIG_SMP) += smp.o smpboot.o obj-$(CONFIG_EARLY_PRINTK) += earlycons.o diff --git a/arch/mips/netlogic/common/irq.c b/arch/mips/netlogic/common/irq.c index 9f84c60..73facb2 100644 --- a/arch/mips/netlogic/common/irq.c +++ b/arch/mips/netlogic/common/irq.c @@ -253,13 +253,12 @@ asmlinkage void plat_irq_dispatch(void) node = nlm_nodeid(); eirr = read_c0_eirr_and_eimr(); - - i = __ilog2_u64(eirr); - if (i == -1) + if (eirr == 0) return; + i = __ffs64(eirr); /* per-CPU IRQs don't need translation */ - if (eirr & PERCPU_IRQ_MASK) { + if (i < PIC_IRQ_BASE) { do_IRQ(i); return; } diff --git a/arch/mips/netlogic/common/nlm-dma.c b/arch/mips/netlogic/common/nlm-dma.c new file mode 100644 index 0000000..f3d4ae8 --- /dev/null +++ b/arch/mips/netlogic/common/nlm-dma.c @@ -0,0 +1,107 @@ +/* +* Copyright (C) 2003-2013 Broadcom Corporation +* All Rights Reserved + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the Broadcom + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY BROADCOM ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +static char *nlm_swiotlb; + +static void *nlm_dma_alloc_coherent(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) +{ + void *ret; + + if (dma_alloc_from_coherent(dev, size, dma_handle, &ret)) + return ret; + + /* ignore region specifiers */ + gfp &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); + +#ifdef CONFIG_ZONE_DMA32 + if (dev->coherent_dma_mask <= DMA_BIT_MASK(32)) + gfp |= __GFP_DMA32; +#endif + + /* Don't invoke OOM killer */ + gfp |= __GFP_NORETRY; + + return swiotlb_alloc_coherent(dev, size, dma_handle, gfp); +} + +static void nlm_dma_free_coherent(struct device *dev, size_t size, + void *vaddr, dma_addr_t dma_handle, struct dma_attrs *attrs) +{ + int order = get_order(size); + + if (dma_release_from_coherent(dev, order, vaddr)) + return; + + swiotlb_free_coherent(dev, size, vaddr, dma_handle); +} + +struct dma_map_ops nlm_swiotlb_dma_ops = { + .alloc = nlm_dma_alloc_coherent, + .free = nlm_dma_free_coherent, + .map_page = swiotlb_map_page, + .unmap_page = swiotlb_unmap_page, + .map_sg = swiotlb_map_sg_attrs, + .unmap_sg = swiotlb_unmap_sg_attrs, + .sync_single_for_cpu = swiotlb_sync_single_for_cpu, + .sync_single_for_device = swiotlb_sync_single_for_device, + .sync_sg_for_cpu = swiotlb_sync_sg_for_cpu, + .sync_sg_for_device = swiotlb_sync_sg_for_device, + .mapping_error = swiotlb_dma_mapping_error, + .dma_supported = swiotlb_dma_supported +}; + +void __init plat_swiotlb_setup(void) +{ + size_t swiotlbsize; + unsigned long swiotlb_nslabs; + + swiotlbsize = 1 << 20; /* 1 MB for now */ + swiotlb_nslabs = swiotlbsize >> IO_TLB_SHIFT; + swiotlb_nslabs = ALIGN(swiotlb_nslabs, IO_TLB_SEGSIZE); + swiotlbsize = swiotlb_nslabs << IO_TLB_SHIFT; + + nlm_swiotlb = alloc_bootmem_low_pages(swiotlbsize); + swiotlb_init_with_tbl(nlm_swiotlb, swiotlb_nslabs, 1); +} diff --git a/arch/mips/netlogic/common/reset.S b/arch/mips/netlogic/common/reset.S new file mode 100644 index 0000000..adb1828 --- /dev/null +++ b/arch/mips/netlogic/common/reset.S @@ -0,0 +1,230 @@ +/* + * Copyright 2003-2013 Broadcom Corporation. + * All Rights Reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the Broadcom + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY BROADCOM ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include +#include +#include + +#define CP0_EBASE $15 +#define SYS_CPU_COHERENT_BASE(node) CKSEG1ADDR(XLP_DEFAULT_IO_BASE) + \ + XLP_IO_SYS_OFFSET(node) + XLP_IO_PCI_HDRSZ + \ + SYS_CPU_NONCOHERENT_MODE * 4 + +/* Enable XLP features and workarounds in the LSU */ +.macro xlp_config_lsu + li t0, LSU_DEFEATURE + mfcr t1, t0 + + lui t2, 0xc080 /* SUE, Enable Unaligned Access, L2HPE */ + or t1, t1, t2 + mtcr t1, t0 + + li t0, ICU_DEFEATURE + mfcr t1, t0 + ori t1, 0x1000 /* Enable Icache partitioning */ + mtcr t1, t0 + + li t0, SCHED_DEFEATURE + lui t1, 0x0100 /* Disable BRU accepting ALU ops */ + mtcr t1, t0 +.endm + +/* + * Low level flush for L1D cache on XLP, the normal cache ops does + * not do the complete and correct cache flush. + */ +.macro xlp_flush_l1_dcache + li t0, LSU_DEBUG_DATA0 + li t1, LSU_DEBUG_ADDR + li t2, 0 /* index */ + li t3, 0x1000 /* loop count */ +1: + sll v0, t2, 5 + mtcr zero, t0 + ori v1, v0, 0x3 /* way0 | write_enable | write_active */ + mtcr v1, t1 +2: + mfcr v1, t1 + andi v1, 0x1 /* wait for write_active == 0 */ + bnez v1, 2b + nop + mtcr zero, t0 + ori v1, v0, 0x7 /* way1 | write_enable | write_active */ + mtcr v1, t1 +3: + mfcr v1, t1 + andi v1, 0x1 /* wait for write_active == 0 */ + bnez v1, 3b + nop + addi t2, 1 + bne t3, t2, 1b + nop +.endm + +/* + * nlm_reset_entry will be copied to the reset entry point for + * XLR and XLP. The XLP cores start here when they are woken up. This + * is also the NMI entry point. + * + * We use scratch reg 6/7 to save k0/k1 and check for NMI first. + * + * The data corresponding to reset/NMI is stored at RESET_DATA_PHYS + * location, this will have the thread mask (used when core is woken up) + * and the current NMI handler in case we reached here for an NMI. + * + * When a core or thread is newly woken up, it marks itself ready and + * loops in a 'wait'. When the CPU really needs waking up, we send an NMI + * IPI to it, with the NMI handler set to prom_boot_secondary_cpus + */ + .set noreorder + .set noat + .set arch=xlr /* for mfcr/mtcr, XLR is sufficient */ + +FEXPORT(nlm_reset_entry) + dmtc0 k0, $22, 6 + dmtc0 k1, $22, 7 + mfc0 k0, CP0_STATUS + li k1, 0x80000 + and k1, k0, k1 + beqz k1, 1f /* go to real reset entry */ + nop + li k1, CKSEG1ADDR(RESET_DATA_PHYS) /* NMI */ + ld k0, BOOT_NMI_HANDLER(k1) + jr k0 + nop + +1: /* Entry point on core wakeup */ + mfc0 t0, CP0_EBASE, 1 + mfc0 t1, CP0_EBASE, 1 + srl t1, 5 + andi t1, 0x3 /* t1 <- node */ + li t2, 0x40000 + mul t3, t2, t1 /* t3 = node * 0x40000 */ + srl t0, t0, 2 + and t0, t0, 0x7 /* t0 <- core */ + li t1, 0x1 + sll t0, t1, t0 + nor t0, t0, zero /* t0 <- ~(1 << core) */ + li t2, SYS_CPU_COHERENT_BASE(0) + add t2, t2, t3 /* t2 <- SYS offset for node */ + lw t1, 0(t2) + and t1, t1, t0 + sw t1, 0(t2) + + /* read back to ensure complete */ + lw t1, 0(t2) + sync + + /* Configure LSU on Non-0 Cores. */ + xlp_config_lsu + /* FALL THROUGH */ + +/* + * Wake up sibling threads from the initial thread in + * a core. + */ +EXPORT(nlm_boot_siblings) + /* core L1D flush before enable threads */ + xlp_flush_l1_dcache + /* Enable hw threads by writing to MAP_THREADMODE of the core */ + li t0, CKSEG1ADDR(RESET_DATA_PHYS) + lw t1, BOOT_THREAD_MODE(t0) /* t1 <- thread mode */ + li t0, ((CPU_BLOCKID_MAP << 8) | MAP_THREADMODE) + mfcr t2, t0 + or t2, t2, t1 + mtcr t2, t0 + + /* + * The new hardware thread starts at the next instruction + * For all the cases other than core 0 thread 0, we will + * jump to the secondary wait function. + */ + mfc0 v0, CP0_EBASE, 1 + andi v0, 0x3ff /* v0 <- node/core */ + + beqz v0, 4f /* boot cpu (cpuid == 0)? */ + nop + + /* setup status reg */ + move t1, zero +#ifdef CONFIG_64BIT + ori t1, ST0_KX +#endif + mtc0 t1, CP0_STATUS + + /* mark CPU ready, careful here, previous mtcr trashed registers */ + li t3, CKSEG1ADDR(RESET_DATA_PHYS) + ADDIU t1, t3, BOOT_CPU_READY + sll v1, v0, 2 + PTR_ADDU t1, v1 + li t2, 1 + sw t2, 0(t1) + /* Wait until NMI hits */ +3: wait + b 3b + nop + + /* + * For the boot CPU, we have to restore registers and + * return + */ +4: dmfc0 t0, $4, 2 /* restore SP from UserLocal */ + li t1, 0xfadebeef + dmtc0 t1, $4, 2 /* restore SP from UserLocal */ + PTR_SUBU sp, t0, PT_SIZE + RESTORE_ALL + jr ra + nop +EXPORT(nlm_reset_entry_end) + +LEAF(nlm_init_boot_cpu) +#ifdef CONFIG_CPU_XLP + xlp_config_lsu +#endif + jr ra + nop +END(nlm_init_boot_cpu) diff --git a/arch/mips/netlogic/common/smp.c b/arch/mips/netlogic/common/smp.c index ffba524..885d293 100644 --- a/arch/mips/netlogic/common/smp.c +++ b/arch/mips/netlogic/common/smp.c @@ -145,7 +145,6 @@ void nlm_cpus_done(void) * Boot all other cpus in the system, initialize them, and bring them into * the boot function */ -int nlm_cpu_ready[NR_CPUS]; unsigned long nlm_next_gp; unsigned long nlm_next_sp; static cpumask_t phys_cpu_present_mask; @@ -168,6 +167,7 @@ void __init nlm_smp_setup(void) { unsigned int boot_cpu; int num_cpus, i, ncore; + volatile u32 *cpu_ready = nlm_get_boot_data(BOOT_CPU_READY); char buf[64]; boot_cpu = hard_smp_processor_id(); @@ -181,10 +181,10 @@ void __init nlm_smp_setup(void) num_cpus = 1; for (i = 0; i < NR_CPUS; i++) { /* - * nlm_cpu_ready array is not set for the boot_cpu, + * cpu_ready array is not set for the boot_cpu, * it is only set for ASPs (see smpboot.S) */ - if (nlm_cpu_ready[i]) { + if (cpu_ready[i]) { cpumask_set_cpu(i, &phys_cpu_present_mask); __cpu_number_map[i] = num_cpus; __cpu_logical_map[num_cpus] = i; @@ -254,21 +254,15 @@ unsupp: int __cpuinit nlm_wakeup_secondary_cpus(void) { - unsigned long reset_vec; - char *reset_data; + u32 *reset_data; int threadmode; - /* Update reset entry point with CPU init code */ - reset_vec = CKSEG1ADDR(RESET_VEC_PHYS); - memcpy((void *)reset_vec, (void *)nlm_reset_entry, - (nlm_reset_entry_end - nlm_reset_entry)); - /* verify the mask and setup core config variables */ threadmode = nlm_parse_cpumask(&nlm_cpumask); /* Setup CPU init parameters */ - reset_data = (char *)CKSEG1ADDR(RESET_DATA_PHYS); - *(int *)(reset_data + BOOT_THREAD_MODE) = threadmode; + reset_data = nlm_get_boot_data(BOOT_THREAD_MODE); + *reset_data = threadmode; #ifdef CONFIG_CPU_XLP xlp_wakeup_secondary_cpus(); diff --git a/arch/mips/netlogic/common/smpboot.S b/arch/mips/netlogic/common/smpboot.S index 0265174..528c46c 100644 --- a/arch/mips/netlogic/common/smpboot.S +++ b/arch/mips/netlogic/common/smpboot.S @@ -50,197 +50,12 @@ #include #define CP0_EBASE $15 -#define SYS_CPU_COHERENT_BASE(node) CKSEG1ADDR(XLP_DEFAULT_IO_BASE) + \ - XLP_IO_SYS_OFFSET(node) + XLP_IO_PCI_HDRSZ + \ - SYS_CPU_NONCOHERENT_MODE * 4 - -#define XLP_AX_WORKAROUND /* enable Ax silicon workarounds */ - -/* Enable XLP features and workarounds in the LSU */ -.macro xlp_config_lsu - li t0, LSU_DEFEATURE - mfcr t1, t0 - - lui t2, 0xc080 /* SUE, Enable Unaligned Access, L2HPE */ - or t1, t1, t2 -#ifdef XLP_AX_WORKAROUND - li t2, ~0xe /* S1RCM */ - and t1, t1, t2 -#endif - mtcr t1, t0 - - li t0, ICU_DEFEATURE - mfcr t1, t0 - ori t1, 0x1000 /* Enable Icache partitioning */ - mtcr t1, t0 - - -#ifdef XLP_AX_WORKAROUND - li t0, SCHED_DEFEATURE - lui t1, 0x0100 /* Disable BRU accepting ALU ops */ - mtcr t1, t0 -#endif -.endm - -/* - * This is the code that will be copied to the reset entry point for - * XLR and XLP. The XLP cores start here when they are woken up. This - * is also the NMI entry point. - */ -.macro xlp_flush_l1_dcache - li t0, LSU_DEBUG_DATA0 - li t1, LSU_DEBUG_ADDR - li t2, 0 /* index */ - li t3, 0x1000 /* loop count */ -1: - sll v0, t2, 5 - mtcr zero, t0 - ori v1, v0, 0x3 /* way0 | write_enable | write_active */ - mtcr v1, t1 -2: - mfcr v1, t1 - andi v1, 0x1 /* wait for write_active == 0 */ - bnez v1, 2b - nop - mtcr zero, t0 - ori v1, v0, 0x7 /* way1 | write_enable | write_active */ - mtcr v1, t1 -3: - mfcr v1, t1 - andi v1, 0x1 /* wait for write_active == 0 */ - bnez v1, 3b - nop - addi t2, 1 - bne t3, t2, 1b - nop -.endm - -/* - * The cores can come start when they are woken up. This is also the NMI - * entry, so check that first. - * - * The data corresponding to reset/NMI is stored at RESET_DATA_PHYS - * location, this will have the thread mask (used when core is woken up) - * and the current NMI handler in case we reached here for an NMI. - * - * When a core or thread is newly woken up, it loops in a 'wait'. When - * the CPU really needs waking up, we send an NMI to it, with the NMI - * handler set to prom_boot_secondary_cpus - */ .set noreorder .set noat - .set arch=xlr /* for mfcr/mtcr, XLR is sufficient */ - -FEXPORT(nlm_reset_entry) - dmtc0 k0, $22, 6 - dmtc0 k1, $22, 7 - mfc0 k0, CP0_STATUS - li k1, 0x80000 - and k1, k0, k1 - beqz k1, 1f /* go to real reset entry */ - nop - li k1, CKSEG1ADDR(RESET_DATA_PHYS) /* NMI */ - ld k0, BOOT_NMI_HANDLER(k1) - jr k0 - nop - -1: /* Entry point on core wakeup */ - mfc0 t0, CP0_EBASE, 1 - mfc0 t1, CP0_EBASE, 1 - srl t1, 5 - andi t1, 0x3 /* t1 <- node */ - li t2, 0x40000 - mul t3, t2, t1 /* t3 = node * 0x40000 */ - srl t0, t0, 2 - and t0, t0, 0x7 /* t0 <- core */ - li t1, 0x1 - sll t0, t1, t0 - nor t0, t0, zero /* t0 <- ~(1 << core) */ - li t2, SYS_CPU_COHERENT_BASE(0) - add t2, t2, t3 /* t2 <- SYS offset for node */ - lw t1, 0(t2) - and t1, t1, t0 - sw t1, 0(t2) - - /* read back to ensure complete */ - lw t1, 0(t2) - sync - - /* Configure LSU on Non-0 Cores. */ - xlp_config_lsu - /* FALL THROUGH */ - -/* - * Wake up sibling threads from the initial thread in - * a core. - */ -EXPORT(nlm_boot_siblings) - /* core L1D flush before enable threads */ - xlp_flush_l1_dcache - /* Enable hw threads by writing to MAP_THREADMODE of the core */ - li t0, CKSEG1ADDR(RESET_DATA_PHYS) - lw t1, BOOT_THREAD_MODE(t0) /* t1 <- thread mode */ - li t0, ((CPU_BLOCKID_MAP << 8) | MAP_THREADMODE) - mfcr t2, t0 - or t2, t2, t1 - mtcr t2, t0 - - /* - * The new hardware thread starts at the next instruction - * For all the cases other than core 0 thread 0, we will - * jump to the secondary wait function. - */ - mfc0 v0, CP0_EBASE, 1 - andi v0, 0x3ff /* v0 <- node/core */ - - /* Init MMU in the first thread after changing THREAD_MODE - * register (Ax Errata?) - */ - andi v1, v0, 0x3 /* v1 <- thread id */ - bnez v1, 2f - nop - - li t0, MMU_SETUP - li t1, 0 - mtcr t1, t0 - _ehb - -2: beqz v0, 4f /* boot cpu (cpuid == 0)? */ - nop - - /* setup status reg */ - move t1, zero -#ifdef CONFIG_64BIT - ori t1, ST0_KX -#endif - mtc0 t1, CP0_STATUS - /* mark CPU ready */ - PTR_LA t1, nlm_cpu_ready - sll v1, v0, 2 - PTR_ADDU t1, v1 - li t2, 1 - sw t2, 0(t1) - /* Wait until NMI hits */ -3: wait - j 3b - nop - - /* - * For the boot CPU, we have to restore registers and - * return - */ -4: dmfc0 t0, $4, 2 /* restore SP from UserLocal */ - li t1, 0xfadebeef - dmtc0 t1, $4, 2 /* restore SP from UserLocal */ - PTR_SUBU sp, t0, PT_SIZE - RESTORE_ALL - jr ra - nop -EXPORT(nlm_reset_entry_end) + .set arch=xlr /* for mfcr/mtcr, XLR is sufficient */ FEXPORT(xlp_boot_core0_siblings) /* "Master" cpu starts from here */ - xlp_config_lsu dmtc0 sp, $4, 2 /* SP saved in UserLocal */ SAVE_ALL sync @@ -294,8 +109,9 @@ NESTED(nlm_rmiboot_preboot, 16, sp) andi t2, t0, 0x3 /* thread num */ sll t0, 2 /* offset in cpu array */ - PTR_LA t1, nlm_cpu_ready /* mark CPU ready */ - PTR_ADDU t1, t0 + li t3, CKSEG1ADDR(RESET_DATA_PHYS) + ADDIU t1, t3, BOOT_CPU_READY + ADDU t1, t0 li t3, 1 sw t3, 0(t1) @@ -321,7 +137,7 @@ NESTED(nlm_rmiboot_preboot, 16, sp) mtcr t1, t0 /* update core control */ 1: wait - j 1b + b 1b nop END(nlm_rmiboot_preboot) __FINIT diff --git a/arch/mips/netlogic/xlp/Makefile b/arch/mips/netlogic/xlp/Makefile index a84d6ed..85ac4a8 100644 --- a/arch/mips/netlogic/xlp/Makefile +++ b/arch/mips/netlogic/xlp/Makefile @@ -1,3 +1,3 @@ -obj-y += setup.o nlm_hal.o +obj-y += setup.o nlm_hal.o cop2-ex.o dt.o obj-$(CONFIG_SMP) += wakeup.o obj-$(CONFIG_USB) += usb-init.o diff --git a/arch/mips/netlogic/xlp/cop2-ex.c b/arch/mips/netlogic/xlp/cop2-ex.c new file mode 100644 index 0000000..52bc5de --- /dev/null +++ b/arch/mips/netlogic/xlp/cop2-ex.c @@ -0,0 +1,118 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2013 Broadcom Corporation. + * + * based on arch/mips/cavium-octeon/cpu.c + * Copyright (C) 2009 Wind River Systems, + * written by Ralf Baechle + */ +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include + +/* + * 64 bit ops are done in inline assembly to support 32 bit + * compilation + */ +void nlm_cop2_save(struct nlm_cop2_state *r) +{ + asm volatile( + ".set push\n" + ".set noat\n" + "dmfc2 $1, $0, 0\n" + "sd $1, 0(%1)\n" + "dmfc2 $1, $0, 1\n" + "sd $1, 8(%1)\n" + "dmfc2 $1, $0, 2\n" + "sd $1, 16(%1)\n" + "dmfc2 $1, $0, 3\n" + "sd $1, 24(%1)\n" + "dmfc2 $1, $1, 0\n" + "sd $1, 0(%2)\n" + "dmfc2 $1, $1, 1\n" + "sd $1, 8(%2)\n" + "dmfc2 $1, $1, 2\n" + "sd $1, 16(%2)\n" + "dmfc2 $1, $1, 3\n" + "sd $1, 24(%2)\n" + ".set pop\n" + : "=m"(*r) + : "r"(r->tx), "r"(r->rx)); + + r->tx_msg_status = __read_32bit_c2_register($2, 0); + r->rx_msg_status = __read_32bit_c2_register($3, 0) & 0x0fffffff; +} + +void nlm_cop2_restore(struct nlm_cop2_state *r) +{ + u32 rstat; + + asm volatile( + ".set push\n" + ".set noat\n" + "ld $1, 0(%1)\n" + "dmtc2 $1, $0, 0\n" + "ld $1, 8(%1)\n" + "dmtc2 $1, $0, 1\n" + "ld $1, 16(%1)\n" + "dmtc2 $1, $0, 2\n" + "ld $1, 24(%1)\n" + "dmtc2 $1, $0, 3\n" + "ld $1, 0(%2)\n" + "dmtc2 $1, $1, 0\n" + "ld $1, 8(%2)\n" + "dmtc2 $1, $1, 1\n" + "ld $1, 16(%2)\n" + "dmtc2 $1, $1, 2\n" + "ld $1, 24(%2)\n" + "dmtc2 $1, $1, 3\n" + ".set pop\n" + : : "m"(*r), "r"(r->tx), "r"(r->rx)); + + __write_32bit_c2_register($2, 0, r->tx_msg_status); + rstat = __read_32bit_c2_register($3, 0) & 0xf0000000u; + __write_32bit_c2_register($3, 0, r->rx_msg_status | rstat); +} + +static int nlm_cu2_call(struct notifier_block *nfb, unsigned long action, + void *data) +{ + unsigned long flags; + unsigned int status; + + switch (action) { + case CU2_EXCEPTION: + if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) + break; + local_irq_save(flags); + KSTK_STATUS(current) |= ST0_CU2; + status = read_c0_status(); + write_c0_status(status | ST0_CU2); + nlm_cop2_restore(&(current->thread.cp2)); + write_c0_status(status & ~ST0_CU2); + local_irq_restore(flags); + pr_info("COP2 access enabled for pid %d (%s)\n", + current->pid, current->comm); + return NOTIFY_BAD; /* Don't call default notifier */ + } + + return NOTIFY_OK; /* Let default notifier send signals */ +} + +static int __init nlm_cu2_setup(void) +{ + return cu2_notifier(nlm_cu2_call, 0); +} +early_initcall(nlm_cu2_setup); diff --git a/arch/mips/netlogic/xlp/dt.c b/arch/mips/netlogic/xlp/dt.c new file mode 100644 index 0000000..a15cdbb --- /dev/null +++ b/arch/mips/netlogic/xlp/dt.c @@ -0,0 +1,99 @@ +/* + * Copyright 2003-2013 Broadcom Corporation. + * All Rights Reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the Broadcom + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY BROADCOM ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include + +#include +#include +#include + +extern u32 __dtb_xlp_evp_begin[], __dtb_xlp_svp_begin[], __dtb_start[]; + +void __init *xlp_dt_init(void *fdtp) +{ + if (!fdtp) { + switch (current_cpu_data.processor_id & 0xff00) { +#ifdef CONFIG_DT_XLP_SVP + case PRID_IMP_NETLOGIC_XLP3XX: + fdtp = __dtb_xlp_svp_begin; + break; +#endif +#ifdef CONFIG_DT_XLP_EVP + case PRID_IMP_NETLOGIC_XLP8XX: + fdtp = __dtb_xlp_evp_begin; + break; +#endif + default: + /* Pick a built-in if any, and hope for the best */ + fdtp = __dtb_start; + break; + } + } + initial_boot_params = fdtp; + return fdtp; +} + +void __init device_tree_init(void) +{ + unsigned long base, size; + + if (!initial_boot_params) + return; + + base = virt_to_phys((void *)initial_boot_params); + size = be32_to_cpu(initial_boot_params->totalsize); + + /* Before we do anything, lets reserve the dt blob */ + reserve_bootmem(base, size, BOOTMEM_DEFAULT); + + unflatten_device_tree(); + + /* free the space reserved for the dt blob */ + free_bootmem(base, size); +} + +static struct of_device_id __initdata xlp_ids[] = { + { .compatible = "simple-bus", }, + {}, +}; + +int __init xlp8xx_ds_publish_devices(void) +{ + if (!of_have_populated_dt()) + return 0; + return of_platform_bus_probe(NULL, xlp_ids, NULL); +} + +device_initcall(xlp8xx_ds_publish_devices); diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c index eaa99d2..7b638f7 100644 --- a/arch/mips/netlogic/xlp/setup.c +++ b/arch/mips/netlogic/xlp/setup.c @@ -33,19 +33,13 @@ */ #include -#include -#include -#include +#include #include #include #include #include -#include -#include -#include - #include #include @@ -57,7 +51,6 @@ uint64_t nlm_io_base; struct nlm_soc_info nlm_nodes[NLM_NR_NODES]; cpumask_t nlm_cpumask = CPU_MASK_CPU0; unsigned int nlm_threads_per_core; -extern u32 __dtb_xlp_evp_begin[], __dtb_xlp_svp_begin[], __dtb_start[]; static void nlm_linux_exit(void) { @@ -68,41 +61,28 @@ static void nlm_linux_exit(void) cpu_wait(); } -void __init plat_mem_setup(void) +static void nlm_fixup_mem(void) { - void *fdtp; + const int pref_backup = 512; + int i; + + for (i = 0; i < boot_mem_map.nr_map; i++) { + if (boot_mem_map.map[i].type != BOOT_MEM_RAM) + continue; + boot_mem_map.map[i].size -= pref_backup; + } +} +void __init plat_mem_setup(void) +{ panic_timeout = 5; _machine_restart = (void (*)(char *))nlm_linux_exit; _machine_halt = nlm_linux_exit; pm_power_off = nlm_linux_exit; - /* - * If no FDT pointer is passed in, use the built-in FDT. - * device_tree_init() does not handle CKSEG0 pointers in - * 64-bit, so convert pointer. - */ - fdtp = (void *)(long)fw_arg0; - if (!fdtp) { - switch (current_cpu_data.processor_id & 0xff00) { -#ifdef CONFIG_DT_XLP_SVP - case PRID_IMP_NETLOGIC_XLP3XX: - fdtp = __dtb_xlp_svp_begin; - break; -#endif -#ifdef CONFIG_DT_XLP_EVP - case PRID_IMP_NETLOGIC_XLP8XX: - fdtp = __dtb_xlp_evp_begin; - break; -#endif - default: - /* Pick a built-in if any, and hope for the best */ - fdtp = __dtb_start; - break; - } - } - fdtp = phys_to_virt(__pa(fdtp)); - early_init_devtree(fdtp); + /* memory and bootargs from DT */ + early_init_devtree(initial_boot_params); + nlm_fixup_mem(); } const char *get_system_type(void) @@ -131,9 +111,19 @@ void nlm_percpu_init(int hwcpuid) void __init prom_init(void) { + void *reset_vec; + nlm_io_base = CKSEG1ADDR(XLP_DEFAULT_IO_BASE); + nlm_init_boot_cpu(); xlp_mmu_init(); nlm_node_init(0); + xlp_dt_init((void *)(long)fw_arg0); + + /* Update reset entry point with CPU init code */ + reset_vec = (void *)CKSEG1ADDR(RESET_VEC_PHYS); + memset(reset_vec, 0, RESET_VEC_SIZE); + memcpy(reset_vec, (void *)nlm_reset_entry, + (nlm_reset_entry_end - nlm_reset_entry)); #ifdef CONFIG_SMP cpumask_setall(&nlm_cpumask); @@ -145,36 +135,3 @@ void __init prom_init(void) register_smp_ops(&nlm_smp_ops); #endif } - -void __init device_tree_init(void) -{ - unsigned long base, size; - - if (!initial_boot_params) - return; - - base = virt_to_phys((void *)initial_boot_params); - size = be32_to_cpu(initial_boot_params->totalsize); - - /* Before we do anything, lets reserve the dt blob */ - reserve_bootmem(base, size, BOOTMEM_DEFAULT); - - unflatten_device_tree(); - - /* free the space reserved for the dt blob */ - free_bootmem(base, size); -} - -static struct of_device_id __initdata xlp_ids[] = { - { .compatible = "simple-bus", }, - {}, -}; - -int __init xlp8xx_ds_publish_devices(void) -{ - if (!of_have_populated_dt()) - return 0; - return of_platform_bus_probe(NULL, xlp_ids, NULL); -} - -device_initcall(xlp8xx_ds_publish_devices); diff --git a/arch/mips/netlogic/xlp/wakeup.c b/arch/mips/netlogic/xlp/wakeup.c index abb3e08..0cce37c 100644 --- a/arch/mips/netlogic/xlp/wakeup.c +++ b/arch/mips/netlogic/xlp/wakeup.c @@ -77,12 +77,28 @@ static int xlp_wakeup_core(uint64_t sysbase, int node, int core) return count != 0; } +static int wait_for_cpus(int cpu, int bootcpu) +{ + volatile uint32_t *cpu_ready = nlm_get_boot_data(BOOT_CPU_READY); + int i, count, notready; + + count = 0x20000000; + do { + notready = nlm_threads_per_core; + for (i = 0; i < nlm_threads_per_core; i++) + if (cpu_ready[cpu + i] || cpu == bootcpu) + --notready; + } while (notready != 0 && --count > 0); + + return count != 0; +} + static void xlp_enable_secondary_cores(const cpumask_t *wakeup_mask) { struct nlm_soc_info *nodep; uint64_t syspcibase; uint32_t syscoremask; - int core, n, cpu, count, val; + int core, n, cpu; for (n = 0; n < NLM_NR_NODES; n++) { syspcibase = nlm_get_sys_pcibase(n); @@ -122,11 +138,8 @@ static void xlp_enable_secondary_cores(const cpumask_t *wakeup_mask) /* core is up */ nodep->coremask |= 1u << core; - /* spin until the first hw thread sets its ready */ - count = 0x20000000; - do { - val = *(volatile int *)&nlm_cpu_ready[cpu]; - } while (val == 0 && --count > 0); + /* spin until the hw threads sets their ready */ + wait_for_cpus(cpu, 0); } } } @@ -138,6 +151,7 @@ void xlp_wakeup_secondary_cpus() * first wakeup core 0 threads */ xlp_boot_core0_siblings(); + wait_for_cpus(0, 0); /* now get other cores out of reset */ xlp_enable_secondary_cores(&nlm_cpumask); diff --git a/arch/mips/netlogic/xlr/fmn.c b/arch/mips/netlogic/xlr/fmn.c index 4d74f03..d428e84 100644 --- a/arch/mips/netlogic/xlr/fmn.c +++ b/arch/mips/netlogic/xlr/fmn.c @@ -74,13 +74,13 @@ static irqreturn_t fmn_message_handler(int irq, void *data) struct nlm_fmn_msg msg; uint32_t mflags, bkt_status; - mflags = nlm_cop2_enable(); + mflags = nlm_cop2_enable_irqsave(); /* Disable message ring interrupt */ nlm_fmn_setup_intr(irq, 0); while (1) { /* 8 bkts per core, [24:31] each bit represents one bucket * Bit is Zero if bucket is not empty */ - bkt_status = (nlm_read_c2_status() >> 24) & 0xff; + bkt_status = (nlm_read_c2_status0() >> 24) & 0xff; if (bkt_status == 0xff) break; for (bucket = 0; bucket < 8; bucket++) { @@ -97,16 +97,16 @@ static irqreturn_t fmn_message_handler(int irq, void *data) pr_warn("No msgring handler for stnid %d\n", src_stnid); else { - nlm_cop2_restore(mflags); + nlm_cop2_disable_irqrestore(mflags); hndlr->action(bucket, src_stnid, size, code, &msg, hndlr->arg); - mflags = nlm_cop2_enable(); + mflags = nlm_cop2_enable_irqsave(); } } }; /* Enable message ring intr, to any thread in core */ nlm_fmn_setup_intr(irq, (1 << nlm_threads_per_core) - 1); - nlm_cop2_restore(mflags); + nlm_cop2_disable_irqrestore(mflags); return IRQ_HANDLED; } @@ -128,7 +128,7 @@ void xlr_percpu_fmn_init(void) bucket_sizes = xlr_board_fmn_config.bucket_size; cpu_fmn_info = &xlr_board_fmn_config.cpu[id]; - flags = nlm_cop2_enable(); + flags = nlm_cop2_enable_irqsave(); /* Setup bucket sizes for the core. */ nlm_write_c2_bucksize(0, bucket_sizes[id * 8 + 0]); @@ -166,7 +166,7 @@ void xlr_percpu_fmn_init(void) /* enable FMN interrupts on this CPU */ nlm_fmn_setup_intr(IRQ_FMN, (1 << nlm_threads_per_core) - 1); - nlm_cop2_restore(flags); + nlm_cop2_disable_irqrestore(flags); } @@ -198,7 +198,7 @@ void nlm_setup_fmn_irq(void) /* setup irq only once */ setup_irq(IRQ_FMN, &fmn_irqaction); - flags = nlm_cop2_enable(); + flags = nlm_cop2_enable_irqsave(); nlm_fmn_setup_intr(IRQ_FMN, (1 << nlm_threads_per_core) - 1); - nlm_cop2_restore(flags); + nlm_cop2_disable_irqrestore(flags); } diff --git a/arch/mips/netlogic/xlr/setup.c b/arch/mips/netlogic/xlr/setup.c index 89c8c10..214d123 100644 --- a/arch/mips/netlogic/xlr/setup.c +++ b/arch/mips/netlogic/xlr/setup.c @@ -196,6 +196,7 @@ void __init prom_init(void) { int *argv, *envp; /* passed as 32 bit ptrs */ struct psb_info *prom_infop; + void *reset_vec; #ifdef CONFIG_SMP int i; #endif @@ -208,6 +209,12 @@ void __init prom_init(void) nlm_prom_info = *prom_infop; nlm_init_node(); + /* Update reset entry point with CPU init code */ + reset_vec = (void *)CKSEG1ADDR(RESET_VEC_PHYS); + memset(reset_vec, 0, RESET_VEC_SIZE); + memcpy(reset_vec, (void *)nlm_reset_entry, + (nlm_reset_entry_end - nlm_reset_entry)); + nlm_early_serial_setup(); build_arcs_cmdline(argv); prom_add_memory(); diff --git a/arch/mips/netlogic/xlr/wakeup.c b/arch/mips/netlogic/xlr/wakeup.c index 3ebf741..c06e4c9 100644 --- a/arch/mips/netlogic/xlr/wakeup.c +++ b/arch/mips/netlogic/xlr/wakeup.c @@ -53,6 +53,7 @@ int __cpuinit xlr_wakeup_secondary_cpus(void) { struct nlm_soc_info *nodep; unsigned int i, j, boot_cpu; + volatile u32 *cpu_ready = nlm_get_boot_data(BOOT_CPU_READY); /* * In case of RMI boot, hit with NMI to get the cores @@ -71,7 +72,7 @@ int __cpuinit xlr_wakeup_secondary_cpus(void) nodep->coremask = 1; for (i = 1; i < NLM_CORES_PER_NODE; i++) { for (j = 1000000; j > 0; j--) { - if (nlm_cpu_ready[i * NLM_THREADS_PER_CORE]) + if (cpu_ready[i * NLM_THREADS_PER_CORE]) break; udelay(10); } diff --git a/arch/mips/pci/Makefile b/arch/mips/pci/Makefile index 2cb1d31..c382042 100644 --- a/arch/mips/pci/Makefile +++ b/arch/mips/pci/Makefile @@ -29,7 +29,7 @@ obj-$(CONFIG_LASAT) += pci-lasat.o obj-$(CONFIG_MIPS_COBALT) += fixup-cobalt.o obj-$(CONFIG_LEMOTE_FULOONG2E) += fixup-fuloong2e.o ops-loongson2.o obj-$(CONFIG_LEMOTE_MACH2F) += fixup-lemote2f.o ops-loongson2.o -obj-$(CONFIG_MIPS_MALTA) += fixup-malta.o +obj-$(CONFIG_MIPS_MALTA) += fixup-malta.o pci-malta.o obj-$(CONFIG_PMC_MSP7120_GW) += fixup-pmcmsp.o ops-pmcmsp.o obj-$(CONFIG_PMC_MSP7120_EVAL) += fixup-pmcmsp.o ops-pmcmsp.o obj-$(CONFIG_PMC_MSP7120_FPGA) += fixup-pmcmsp.o ops-pmcmsp.o @@ -52,12 +52,11 @@ obj-$(CONFIG_TOSHIBA_RBTX4927) += fixup-rbtx4927.o obj-$(CONFIG_TOSHIBA_RBTX4938) += fixup-rbtx4938.o obj-$(CONFIG_VICTOR_MPC30X) += fixup-mpc30x.o obj-$(CONFIG_ZAO_CAPCELLA) += fixup-capcella.o -obj-$(CONFIG_WR_PPMC) += fixup-wrppmc.o obj-$(CONFIG_MIKROTIK_RB532) += pci-rc32434.o ops-rc32434.o fixup-rc32434.o -obj-$(CONFIG_CPU_CAVIUM_OCTEON) += pci-octeon.o pcie-octeon.o +obj-$(CONFIG_CAVIUM_OCTEON_SOC) += pci-octeon.o pcie-octeon.o obj-$(CONFIG_CPU_XLR) += pci-xlr.o obj-$(CONFIG_CPU_XLP) += pci-xlp.o ifdef CONFIG_PCI_MSI -obj-$(CONFIG_CPU_CAVIUM_OCTEON) += msi-octeon.o +obj-$(CONFIG_CAVIUM_OCTEON_SOC) += msi-octeon.o endif diff --git a/arch/mips/pci/fixup-wrppmc.c b/arch/mips/pci/fixup-wrppmc.c deleted file mode 100644 index 29737ed..0000000 --- a/arch/mips/pci/fixup-wrppmc.c +++ /dev/null @@ -1,37 +0,0 @@ -/* - * fixup-wrppmc.c: PPMC board specific PCI fixup - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2006, Wind River Inc. Rongkai.zhan (rongkai.zhan@windriver.com) - */ -#include -#include -#include - -/* PCI interrupt pins */ -#define PCI_INTA 1 -#define PCI_INTB 2 -#define PCI_INTC 3 -#define PCI_INTD 4 - -#define PCI_SLOT_MAXNR 32 /* Each PCI bus has 32 physical slots */ - -static char pci_irq_tab[PCI_SLOT_MAXNR][5] __initdata = { - /* 0 INTA INTB INTC INTD */ - [0] = {0, 0, 0, 0, 0}, /* Slot 0: GT64120 PCI bridge */ - [6] = {0, WRPPMC_PCI_INTA_IRQ, 0, 0, 0}, -}; - -int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -{ - return pci_irq_tab[slot][pin]; -} - -/* Do platform specific device initialization at pci_enable_device() time */ -int pcibios_plat_dev_init(struct pci_dev *dev) -{ - return 0; -} diff --git a/arch/mips/pci/pci-bcm63xx.c b/arch/mips/pci/pci-bcm63xx.c index 2eb9542..151d9b5 100644 --- a/arch/mips/pci/pci-bcm63xx.c +++ b/arch/mips/pci/pci-bcm63xx.c @@ -266,7 +266,7 @@ static int __init bcm63xx_register_pci(void) /* setup PCI to local bus access, used by PCI device to target * local RAM while bus mastering */ bcm63xx_int_cfg_writel(0, PCI_BASE_ADDRESS_3); - if (BCMCPU_IS_6358() || BCMCPU_IS_6368()) + if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6368()) val = MPI_SP0_REMAP_ENABLE_MASK; else val = 0; @@ -338,6 +338,7 @@ static int __init bcm63xx_pci_init(void) case BCM6328_CPU_ID: case BCM6362_CPU_ID: return bcm63xx_register_pcie(); + case BCM3368_CPU_ID: case BCM6348_CPU_ID: case BCM6358_CPU_ID: case BCM6368_CPU_ID: diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c index 6eb65e4..7b2ac81 100644 --- a/arch/mips/pci/pci-ip27.c +++ b/arch/mips/pci/pci-ip27.c @@ -217,6 +217,7 @@ static void pci_fixup_ioc3(struct pci_dev *d) pci_disable_swapping(d); } +#ifdef CONFIG_NUMA int pcibus_to_node(struct pci_bus *bus) { struct bridge_controller *bc = BRIDGE_CONTROLLER(bus); @@ -224,6 +225,7 @@ int pcibus_to_node(struct pci_bus *bus) return bc->nasid; } EXPORT_SYMBOL(pcibus_to_node); +#endif /* CONFIG_NUMA */ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SGI, PCI_DEVICE_ID_SGI_IOC3, pci_fixup_ioc3); diff --git a/arch/mips/pci/pci-malta.c b/arch/mips/pci/pci-malta.c new file mode 100644 index 0000000..37134dd --- /dev/null +++ b/arch/mips/pci/pci-malta.c @@ -0,0 +1,254 @@ +/* + * Copyright (C) 1999, 2000, 2004, 2005 MIPS Technologies, Inc. + * All rights reserved. + * Authors: Carsten Langgaard + * Maciej W. Rozycki + * + * Copyright (C) 2004 by Ralf Baechle (ralf@linux-mips.org) + * + * This program is free software; you can distribute it and/or modify it + * under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. + * + * MIPS boards specific PCI support. + */ +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +static struct resource bonito64_mem_resource = { + .name = "Bonito PCI MEM", + .flags = IORESOURCE_MEM, +}; + +static struct resource bonito64_io_resource = { + .name = "Bonito PCI I/O", + .start = 0x00000000UL, + .end = 0x000fffffUL, + .flags = IORESOURCE_IO, +}; + +static struct resource gt64120_mem_resource = { + .name = "GT-64120 PCI MEM", + .flags = IORESOURCE_MEM, +}; + +static struct resource gt64120_io_resource = { + .name = "GT-64120 PCI I/O", + .flags = IORESOURCE_IO, +}; + +static struct resource msc_mem_resource = { + .name = "MSC PCI MEM", + .flags = IORESOURCE_MEM, +}; + +static struct resource msc_io_resource = { + .name = "MSC PCI I/O", + .flags = IORESOURCE_IO, +}; + +extern struct pci_ops bonito64_pci_ops; +extern struct pci_ops gt64xxx_pci0_ops; +extern struct pci_ops msc_pci_ops; + +static struct pci_controller bonito64_controller = { + .pci_ops = &bonito64_pci_ops, + .io_resource = &bonito64_io_resource, + .mem_resource = &bonito64_mem_resource, + .io_offset = 0x00000000UL, +}; + +static struct pci_controller gt64120_controller = { + .pci_ops = >64xxx_pci0_ops, + .io_resource = >64120_io_resource, + .mem_resource = >64120_mem_resource, +}; + +static struct pci_controller msc_controller = { + .pci_ops = &msc_pci_ops, + .io_resource = &msc_io_resource, + .mem_resource = &msc_mem_resource, +}; + +void __init mips_pcibios_init(void) +{ + struct pci_controller *controller; + resource_size_t start, end, map, start1, end1, map1, map2, map3, mask; + + switch (mips_revision_sconid) { + case MIPS_REVISION_SCON_GT64120: + /* + * Due to a bug in the Galileo system controller, we need + * to setup the PCI BAR for the Galileo internal registers. + * This should be done in the bios/bootprom and will be + * fixed in a later revision of YAMON (the MIPS boards + * boot prom). + */ + GT_WRITE(GT_PCI0_CFGADDR_OFS, + (0 << GT_PCI0_CFGADDR_BUSNUM_SHF) | /* Local bus */ + (0 << GT_PCI0_CFGADDR_DEVNUM_SHF) | /* GT64120 dev */ + (0 << GT_PCI0_CFGADDR_FUNCTNUM_SHF) | /* Function 0*/ + ((0x20/4) << GT_PCI0_CFGADDR_REGNUM_SHF) | /* BAR 4*/ + GT_PCI0_CFGADDR_CONFIGEN_BIT); + + /* Perform the write */ + GT_WRITE(GT_PCI0_CFGDATA_OFS, CPHYSADDR(MIPS_GT_BASE)); + + /* Set up resource ranges from the controller's registers. */ + start = GT_READ(GT_PCI0M0LD_OFS); + end = GT_READ(GT_PCI0M0HD_OFS); + map = GT_READ(GT_PCI0M0REMAP_OFS); + end = (end & GT_PCI_HD_MSK) | (start & ~GT_PCI_HD_MSK); + start1 = GT_READ(GT_PCI0M1LD_OFS); + end1 = GT_READ(GT_PCI0M1HD_OFS); + map1 = GT_READ(GT_PCI0M1REMAP_OFS); + end1 = (end1 & GT_PCI_HD_MSK) | (start1 & ~GT_PCI_HD_MSK); + /* Cannot support multiple windows, use the wider. */ + if (end1 - start1 > end - start) { + start = start1; + end = end1; + map = map1; + } + mask = ~(start ^ end); + /* We don't support remapping with a discontiguous mask. */ + BUG_ON((start & GT_PCI_HD_MSK) != (map & GT_PCI_HD_MSK) && + mask != ~((mask & -mask) - 1)); + gt64120_mem_resource.start = start; + gt64120_mem_resource.end = end; + gt64120_controller.mem_offset = (start & mask) - (map & mask); + /* Addresses are 36-bit, so do shifts in the destinations. */ + gt64120_mem_resource.start <<= GT_PCI_DCRM_SHF; + gt64120_mem_resource.end <<= GT_PCI_DCRM_SHF; + gt64120_mem_resource.end |= (1 << GT_PCI_DCRM_SHF) - 1; + gt64120_controller.mem_offset <<= GT_PCI_DCRM_SHF; + + start = GT_READ(GT_PCI0IOLD_OFS); + end = GT_READ(GT_PCI0IOHD_OFS); + map = GT_READ(GT_PCI0IOREMAP_OFS); + end = (end & GT_PCI_HD_MSK) | (start & ~GT_PCI_HD_MSK); + mask = ~(start ^ end); + /* We don't support remapping with a discontiguous mask. */ + BUG_ON((start & GT_PCI_HD_MSK) != (map & GT_PCI_HD_MSK) && + mask != ~((mask & -mask) - 1)); + gt64120_io_resource.start = map & mask; + gt64120_io_resource.end = (map & mask) | ~mask; + gt64120_controller.io_offset = 0; + /* Addresses are 36-bit, so do shifts in the destinations. */ + gt64120_io_resource.start <<= GT_PCI_DCRM_SHF; + gt64120_io_resource.end <<= GT_PCI_DCRM_SHF; + gt64120_io_resource.end |= (1 << GT_PCI_DCRM_SHF) - 1; + + controller = >64120_controller; + break; + + case MIPS_REVISION_SCON_BONITO: + /* Set up resource ranges from the controller's registers. */ + map = BONITO_PCIMAP; + map1 = (BONITO_PCIMAP & BONITO_PCIMAP_PCIMAP_LO0) >> + BONITO_PCIMAP_PCIMAP_LO0_SHIFT; + map2 = (BONITO_PCIMAP & BONITO_PCIMAP_PCIMAP_LO1) >> + BONITO_PCIMAP_PCIMAP_LO1_SHIFT; + map3 = (BONITO_PCIMAP & BONITO_PCIMAP_PCIMAP_LO2) >> + BONITO_PCIMAP_PCIMAP_LO2_SHIFT; + /* Combine as many adjacent windows as possible. */ + map = map1; + start = BONITO_PCILO0_BASE; + end = 1; + if (map3 == map2 + 1) { + map = map2; + start = BONITO_PCILO1_BASE; + end++; + } + if (map2 == map1 + 1) { + map = map1; + start = BONITO_PCILO0_BASE; + end++; + } + bonito64_mem_resource.start = start; + bonito64_mem_resource.end = start + + BONITO_PCIMAP_WINBASE(end) - 1; + bonito64_controller.mem_offset = start - + BONITO_PCIMAP_WINBASE(map); + + controller = &bonito64_controller; + break; + + case MIPS_REVISION_SCON_SOCIT: + case MIPS_REVISION_SCON_ROCIT: + case MIPS_REVISION_SCON_SOCITSC: + case MIPS_REVISION_SCON_SOCITSCP: + /* Set up resource ranges from the controller's registers. */ + MSC_READ(MSC01_PCI_SC2PMBASL, start); + MSC_READ(MSC01_PCI_SC2PMMSKL, mask); + MSC_READ(MSC01_PCI_SC2PMMAPL, map); + msc_mem_resource.start = start & mask; + msc_mem_resource.end = (start & mask) | ~mask; + msc_controller.mem_offset = (start & mask) - (map & mask); +#ifdef CONFIG_MIPS_CMP + if (gcmp_niocu()) + gcmp_setregion(0, start, mask, + GCMP_GCB_GCMPB_CMDEFTGT_IOCU1); +#endif + MSC_READ(MSC01_PCI_SC2PIOBASL, start); + MSC_READ(MSC01_PCI_SC2PIOMSKL, mask); + MSC_READ(MSC01_PCI_SC2PIOMAPL, map); + msc_io_resource.start = map & mask; + msc_io_resource.end = (map & mask) | ~mask; + msc_controller.io_offset = 0; + ioport_resource.end = ~mask; +#ifdef CONFIG_MIPS_CMP + if (gcmp_niocu()) + gcmp_setregion(1, start, mask, + GCMP_GCB_GCMPB_CMDEFTGT_IOCU1); +#endif + /* If ranges overlap I/O takes precedence. */ + start = start & mask; + end = start | ~mask; + if ((start >= msc_mem_resource.start && + start <= msc_mem_resource.end) || + (end >= msc_mem_resource.start && + end <= msc_mem_resource.end)) { + /* Use the larger space. */ + start = max(start, msc_mem_resource.start); + end = min(end, msc_mem_resource.end); + if (start - msc_mem_resource.start >= + msc_mem_resource.end - end) + msc_mem_resource.end = start - 1; + else + msc_mem_resource.start = end + 1; + } + + controller = &msc_controller; + break; + default: + return; + } + + /* Change start address to avoid conflicts with ACPI and SMB devices */ + if (controller->io_resource->start < 0x00002000UL) + controller->io_resource->start = 0x00002000UL; + + iomem_resource.end &= 0xfffffffffULL; /* 64 GB */ + ioport_resource.end = controller->io_resource->end; + + controller->io_map_base = mips_io_port_base; + + register_pci_controller(controller); +} diff --git a/arch/mips/pmcs-msp71xx/Makefile b/arch/mips/pmcs-msp71xx/Makefile index cefba77..9201c8b 100644 --- a/arch/mips/pmcs-msp71xx/Makefile +++ b/arch/mips/pmcs-msp71xx/Makefile @@ -3,7 +3,6 @@ # obj-y += msp_prom.o msp_setup.o msp_irq.o \ msp_time.o msp_serial.o msp_elb.o -obj-$(CONFIG_HAVE_GPIO_LIB) += gpio.o gpio_extended.o obj-$(CONFIG_PMC_MSP7120_GW) += msp_hwbutton.o obj-$(CONFIG_IRQ_MSP_SLP) += msp_irq_slp.o obj-$(CONFIG_IRQ_MSP_CIC) += msp_irq_cic.o msp_irq_per.o diff --git a/arch/mips/pmcs-msp71xx/gpio.c b/arch/mips/pmcs-msp71xx/gpio.c deleted file mode 100644 index aaccbe5..0000000 --- a/arch/mips/pmcs-msp71xx/gpio.c +++ /dev/null @@ -1,216 +0,0 @@ -/* - * Generic PMC MSP71xx GPIO handling. These base gpio are controlled by two - * types of registers. The data register sets the output level when in output - * mode and when in input mode will contain the value at the input. The config - * register sets the various modes for each gpio. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * @author Patrick Glass - */ - -#include -#include -#include -#include -#include -#include - -#define MSP71XX_CFG_OFFSET(gpio) (4 * (gpio)) -#define CONF_MASK 0x0F -#define MSP71XX_GPIO_INPUT 0x01 -#define MSP71XX_GPIO_OUTPUT 0x08 - -#define MSP71XX_GPIO_BASE 0x0B8400000L - -#define to_msp71xx_gpio_chip(c) container_of(c, struct msp71xx_gpio_chip, chip) - -static spinlock_t gpio_lock; - -/* - * struct msp71xx_gpio_chip - container for gpio chip and registers - * @chip: chip structure for the specified gpio bank - * @data_reg: register for reading and writing the gpio pin value - * @config_reg: register to set the mode for the gpio pin bank - * @out_drive_reg: register to set the output drive mode for the gpio pin bank - */ -struct msp71xx_gpio_chip { - struct gpio_chip chip; - void __iomem *data_reg; - void __iomem *config_reg; - void __iomem *out_drive_reg; -}; - -/* - * msp71xx_gpio_get() - return the chip's gpio value - * @chip: chip structure which controls the specified gpio - * @offset: gpio whose value will be returned - * - * It will return 0 if gpio value is low and other if high. - */ -static int msp71xx_gpio_get(struct gpio_chip *chip, unsigned offset) -{ - struct msp71xx_gpio_chip *msp_chip = to_msp71xx_gpio_chip(chip); - - return __raw_readl(msp_chip->data_reg) & (1 << offset); -} - -/* - * msp71xx_gpio_set() - set the output value for the gpio - * @chip: chip structure who controls the specified gpio - * @offset: gpio whose value will be assigned - * @value: logic level to assign to the gpio initially - * - * This will set the gpio bit specified to the desired value. It will set the - * gpio pin low if value is 0 otherwise it will be high. - */ -static void msp71xx_gpio_set(struct gpio_chip *chip, unsigned offset, int value) -{ - struct msp71xx_gpio_chip *msp_chip = to_msp71xx_gpio_chip(chip); - unsigned long flags; - u32 data; - - spin_lock_irqsave(&gpio_lock, flags); - - data = __raw_readl(msp_chip->data_reg); - if (value) - data |= (1 << offset); - else - data &= ~(1 << offset); - __raw_writel(data, msp_chip->data_reg); - - spin_unlock_irqrestore(&gpio_lock, flags); -} - -/* - * msp71xx_set_gpio_mode() - declare the mode for a gpio - * @chip: chip structure which controls the specified gpio - * @offset: gpio whose value will be assigned - * @mode: desired configuration for the gpio (see datasheet) - * - * It will set the gpio pin config to the @mode value passed in. - */ -static int msp71xx_set_gpio_mode(struct gpio_chip *chip, - unsigned offset, int mode) -{ - struct msp71xx_gpio_chip *msp_chip = to_msp71xx_gpio_chip(chip); - const unsigned bit_offset = MSP71XX_CFG_OFFSET(offset); - unsigned long flags; - u32 cfg; - - spin_lock_irqsave(&gpio_lock, flags); - - cfg = __raw_readl(msp_chip->config_reg); - cfg &= ~(CONF_MASK << bit_offset); - cfg |= (mode << bit_offset); - __raw_writel(cfg, msp_chip->config_reg); - - spin_unlock_irqrestore(&gpio_lock, flags); - - return 0; -} - -/* - * msp71xx_direction_output() - declare the direction mode for a gpio - * @chip: chip structure which controls the specified gpio - * @offset: gpio whose value will be assigned - * @value: logic level to assign to the gpio initially - * - * This call will set the mode for the @gpio to output. It will set the - * gpio pin low if value is 0 otherwise it will be high. - */ -static int msp71xx_direction_output(struct gpio_chip *chip, - unsigned offset, int value) -{ - msp71xx_gpio_set(chip, offset, value); - - return msp71xx_set_gpio_mode(chip, offset, MSP71XX_GPIO_OUTPUT); -} - -/* - * msp71xx_direction_input() - declare the direction mode for a gpio - * @chip: chip structure which controls the specified gpio - * @offset: gpio whose to which the value will be assigned - * - * This call will set the mode for the @gpio to input. - */ -static int msp71xx_direction_input(struct gpio_chip *chip, unsigned offset) -{ - return msp71xx_set_gpio_mode(chip, offset, MSP71XX_GPIO_INPUT); -} - -/* - * msp71xx_set_output_drive() - declare the output drive for the gpio line - * @gpio: gpio pin whose output drive you wish to modify - * @value: zero for active drain 1 for open drain drive - * - * This call will set the output drive mode for the @gpio to output. - */ -int msp71xx_set_output_drive(unsigned gpio, int value) -{ - unsigned long flags; - u32 data; - - if (gpio > 15 || gpio < 0) - return -EINVAL; - - spin_lock_irqsave(&gpio_lock, flags); - - data = __raw_readl((void __iomem *)(MSP71XX_GPIO_BASE + 0x190)); - if (value) - data |= (1 << gpio); - else - data &= ~(1 << gpio); - __raw_writel(data, (void __iomem *)(MSP71XX_GPIO_BASE + 0x190)); - - spin_unlock_irqrestore(&gpio_lock, flags); - - return 0; -} -EXPORT_SYMBOL(msp71xx_set_output_drive); - -#define MSP71XX_GPIO_BANK(name, dr, cr, base_gpio, num_gpio) \ -{ \ - .chip = { \ - .label = name, \ - .direction_input = msp71xx_direction_input, \ - .direction_output = msp71xx_direction_output, \ - .get = msp71xx_gpio_get, \ - .set = msp71xx_gpio_set, \ - .base = base_gpio, \ - .ngpio = num_gpio \ - }, \ - .data_reg = (void __iomem *)(MSP71XX_GPIO_BASE + dr), \ - .config_reg = (void __iomem *)(MSP71XX_GPIO_BASE + cr), \ - .out_drive_reg = (void __iomem *)(MSP71XX_GPIO_BASE + 0x190), \ -} - -/* - * struct msp71xx_gpio_banks[] - container array of gpio banks - * @chip: chip structure for the specified gpio bank - * @data_reg: register for reading and writing the gpio pin value - * @config_reg: register to set the mode for the gpio pin bank - * - * This array structure defines the gpio banks for the PMC MIPS Processor. - * We specify the bank name, the data register, the config register, base - * starting gpio number, and the number of gpios exposed by the bank. - */ -static struct msp71xx_gpio_chip msp71xx_gpio_banks[] = { - - MSP71XX_GPIO_BANK("GPIO_1_0", 0x170, 0x180, 0, 2), - MSP71XX_GPIO_BANK("GPIO_5_2", 0x174, 0x184, 2, 4), - MSP71XX_GPIO_BANK("GPIO_9_6", 0x178, 0x188, 6, 4), - MSP71XX_GPIO_BANK("GPIO_15_10", 0x17C, 0x18C, 10, 6), -}; - -void __init msp71xx_init_gpio(void) -{ - int i; - - spin_lock_init(&gpio_lock); - - for (i = 0; i < ARRAY_SIZE(msp71xx_gpio_banks); i++) - gpiochip_add(&msp71xx_gpio_banks[i].chip); -} diff --git a/arch/mips/pmcs-msp71xx/gpio_extended.c b/arch/mips/pmcs-msp71xx/gpio_extended.c deleted file mode 100644 index 2a99f36..0000000 --- a/arch/mips/pmcs-msp71xx/gpio_extended.c +++ /dev/null @@ -1,146 +0,0 @@ -/* - * Generic PMC MSP71xx EXTENDED (EXD) GPIO handling. The extended gpio is - * a set of hardware registers that have no need for explicit locking as - * it is handled by unique method of writing individual set/clr bits. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * @author Patrick Glass - */ - -#include -#include -#include -#include -#include - -#define MSP71XX_DATA_OFFSET(gpio) (2 * (gpio)) -#define MSP71XX_READ_OFFSET(gpio) (MSP71XX_DATA_OFFSET(gpio) + 1) -#define MSP71XX_CFG_OUT_OFFSET(gpio) (MSP71XX_DATA_OFFSET(gpio) + 16) -#define MSP71XX_CFG_IN_OFFSET(gpio) (MSP71XX_CFG_OUT_OFFSET(gpio) + 1) - -#define MSP71XX_EXD_GPIO_BASE 0x0BC000000L - -#define to_msp71xx_exd_gpio_chip(c) \ - container_of(c, struct msp71xx_exd_gpio_chip, chip) - -/* - * struct msp71xx_exd_gpio_chip - container for gpio chip and registers - * @chip: chip structure for the specified gpio bank - * @reg: register for control and data of gpio pin - */ -struct msp71xx_exd_gpio_chip { - struct gpio_chip chip; - void __iomem *reg; -}; - -/* - * msp71xx_exd_gpio_get() - return the chip's gpio value - * @chip: chip structure which controls the specified gpio - * @offset: gpio whose value will be returned - * - * It will return 0 if gpio value is low and other if high. - */ -static int msp71xx_exd_gpio_get(struct gpio_chip *chip, unsigned offset) -{ - struct msp71xx_exd_gpio_chip *msp71xx_chip = - to_msp71xx_exd_gpio_chip(chip); - const unsigned bit = MSP71XX_READ_OFFSET(offset); - - return __raw_readl(msp71xx_chip->reg) & (1 << bit); -} - -/* - * msp71xx_exd_gpio_set() - set the output value for the gpio - * @chip: chip structure who controls the specified gpio - * @offset: gpio whose value will be assigned - * @value: logic level to assign to the gpio initially - * - * This will set the gpio bit specified to the desired value. It will set the - * gpio pin low if value is 0 otherwise it will be high. - */ -static void msp71xx_exd_gpio_set(struct gpio_chip *chip, - unsigned offset, int value) -{ - struct msp71xx_exd_gpio_chip *msp71xx_chip = - to_msp71xx_exd_gpio_chip(chip); - const unsigned bit = MSP71XX_DATA_OFFSET(offset); - - __raw_writel(1 << (bit + (value ? 1 : 0)), msp71xx_chip->reg); -} - -/* - * msp71xx_exd_direction_output() - declare the direction mode for a gpio - * @chip: chip structure which controls the specified gpio - * @offset: gpio whose value will be assigned - * @value: logic level to assign to the gpio initially - * - * This call will set the mode for the @gpio to output. It will set the - * gpio pin low if value is 0 otherwise it will be high. - */ -static int msp71xx_exd_direction_output(struct gpio_chip *chip, - unsigned offset, int value) -{ - struct msp71xx_exd_gpio_chip *msp71xx_chip = - to_msp71xx_exd_gpio_chip(chip); - - msp71xx_exd_gpio_set(chip, offset, value); - __raw_writel(1 << MSP71XX_CFG_OUT_OFFSET(offset), msp71xx_chip->reg); - return 0; -} - -/* - * msp71xx_exd_direction_input() - declare the direction mode for a gpio - * @chip: chip structure which controls the specified gpio - * @offset: gpio whose to which the value will be assigned - * - * This call will set the mode for the @gpio to input. - */ -static int msp71xx_exd_direction_input(struct gpio_chip *chip, unsigned offset) -{ - struct msp71xx_exd_gpio_chip *msp71xx_chip = - to_msp71xx_exd_gpio_chip(chip); - - __raw_writel(1 << MSP71XX_CFG_IN_OFFSET(offset), msp71xx_chip->reg); - return 0; -} - -#define MSP71XX_EXD_GPIO_BANK(name, exd_reg, base_gpio, num_gpio) \ -{ \ - .chip = { \ - .label = name, \ - .direction_input = msp71xx_exd_direction_input, \ - .direction_output = msp71xx_exd_direction_output, \ - .get = msp71xx_exd_gpio_get, \ - .set = msp71xx_exd_gpio_set, \ - .base = base_gpio, \ - .ngpio = num_gpio, \ - }, \ - .reg = (void __iomem *)(MSP71XX_EXD_GPIO_BASE + exd_reg), \ -} - -/* - * struct msp71xx_exd_gpio_banks[] - container array of gpio banks - * @chip: chip structure for the specified gpio bank - * @reg: register for reading and writing the gpio pin value - * - * This array structure defines the extended gpio banks for the - * PMC MIPS Processor. We specify the bank name, the data/config - * register,the base starting gpio number, and the number of - * gpios exposed by the bank of gpios. - */ -static struct msp71xx_exd_gpio_chip msp71xx_exd_gpio_banks[] = { - - MSP71XX_EXD_GPIO_BANK("GPIO_23_16", 0x188, 16, 8), - MSP71XX_EXD_GPIO_BANK("GPIO_27_24", 0x18C, 24, 4), -}; - -void __init msp71xx_init_gpio_extended(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(msp71xx_exd_gpio_banks); i++) - gpiochip_add(&msp71xx_exd_gpio_banks[i].chip); -} diff --git a/arch/mips/powertv/asic/asic_devices.c b/arch/mips/powertv/asic/asic_devices.c index d38b095..9f64c23 100644 --- a/arch/mips/powertv/asic/asic_devices.c +++ b/arch/mips/powertv/asic/asic_devices.c @@ -529,17 +529,8 @@ EXPORT_SYMBOL(asic_resource_get); */ void platform_release_memory(void *ptr, int size) { - unsigned long addr; - unsigned long end; - - addr = ((unsigned long)ptr + (PAGE_SIZE - 1)) & PAGE_MASK; - end = ((unsigned long)ptr + size) & PAGE_MASK; - - for (; addr < end; addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(__va(addr))); - init_page_count(virt_to_page(__va(addr))); - free_page((unsigned long)__va(addr)); - } + free_reserved_area((unsigned long)ptr, (unsigned long)(ptr + size), + -1, NULL); } EXPORT_SYMBOL(platform_release_memory); diff --git a/arch/mips/ralink/of.c b/arch/mips/ralink/of.c index 6b5f340..f25ea5b 100644 --- a/arch/mips/ralink/of.c +++ b/arch/mips/ralink/of.c @@ -104,7 +104,7 @@ static int __init plat_of_setup(void) if (!of_have_populated_dt()) panic("device tree not present"); - strncpy(of_ids[0].compatible, soc_info.compatible, len); + strlcpy(of_ids[0].compatible, soc_info.compatible, len); strncpy(of_ids[1].compatible, "palmbus", len); if (of_platform_populate(NULL, of_ids, NULL, NULL)) diff --git a/arch/mips/sgi-ip27/Makefile b/arch/mips/sgi-ip27/Makefile index 1f29e76..da8f681 100644 --- a/arch/mips/sgi-ip27/Makefile +++ b/arch/mips/sgi-ip27/Makefile @@ -7,4 +7,5 @@ obj-y := ip27-berr.o ip27-irq.o ip27-init.o ip27-klconfig.o ip27-klnuma.o \ ip27-xtalk.o obj-$(CONFIG_EARLY_PRINTK) += ip27-console.o +obj-$(CONFIG_PCI) += ip27-irq-pci.o obj-$(CONFIG_SMP) += ip27-smp.o diff --git a/arch/mips/sgi-ip27/ip27-irq-pci.c b/arch/mips/sgi-ip27/ip27-irq-pci.c new file mode 100644 index 0000000..ec22ec5 --- /dev/null +++ b/arch/mips/sgi-ip27/ip27-irq-pci.c @@ -0,0 +1,266 @@ +/* + * ip27-irq.c: Highlevel interrupt handling for IP27 architecture. + * + * Copyright (C) 1999, 2000 Ralf Baechle (ralf@gnu.org) + * Copyright (C) 1999, 2000 Silicon Graphics, Inc. + * Copyright (C) 1999 - 2001 Kanoj Sarcar + */ + +#undef DEBUG + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +/* + * Linux has a controller-independent x86 interrupt architecture. + * every controller has a 'controller-template', that is used + * by the main code to do the right thing. Each driver-visible + * interrupt source is transparently wired to the appropriate + * controller. Thus drivers need not be aware of the + * interrupt-controller. + * + * Various interrupt controllers we handle: 8259 PIC, SMP IO-APIC, + * PIIX4's internal 8259 PIC and SGI's Visual Workstation Cobalt (IO-)APIC. + * (IO-APICs assumed to be messaging to Pentium local-APICs) + * + * the code is designed to be easily extended with new/different + * interrupt controllers, without having to do assembly magic. + */ + +extern struct bridge_controller *irq_to_bridge[]; +extern int irq_to_slot[]; + +/* + * use these macros to get the encoded nasid and widget id + * from the irq value + */ +#define IRQ_TO_BRIDGE(i) irq_to_bridge[(i)] +#define SLOT_FROM_PCI_IRQ(i) irq_to_slot[i] + +static inline int alloc_level(int cpu, int irq) +{ + struct hub_data *hub = hub_data(cpu_to_node(cpu)); + struct slice_data *si = cpu_data[cpu].data; + int level; + + level = find_first_zero_bit(hub->irq_alloc_mask, LEVELS_PER_SLICE); + if (level >= LEVELS_PER_SLICE) + panic("Cpu %d flooded with devices", cpu); + + __set_bit(level, hub->irq_alloc_mask); + si->level_to_irq[level] = irq; + + return level; +} + +static inline int find_level(cpuid_t *cpunum, int irq) +{ + int cpu, i; + + for_each_online_cpu(cpu) { + struct slice_data *si = cpu_data[cpu].data; + + for (i = BASE_PCI_IRQ; i < LEVELS_PER_SLICE; i++) + if (si->level_to_irq[i] == irq) { + *cpunum = cpu; + + return i; + } + } + + panic("Could not identify cpu/level for irq %d", irq); +} + +static int intr_connect_level(int cpu, int bit) +{ + nasid_t nasid = COMPACT_TO_NASID_NODEID(cpu_to_node(cpu)); + struct slice_data *si = cpu_data[cpu].data; + + set_bit(bit, si->irq_enable_mask); + + if (!cputoslice(cpu)) { + REMOTE_HUB_S(nasid, PI_INT_MASK0_A, si->irq_enable_mask[0]); + REMOTE_HUB_S(nasid, PI_INT_MASK1_A, si->irq_enable_mask[1]); + } else { + REMOTE_HUB_S(nasid, PI_INT_MASK0_B, si->irq_enable_mask[0]); + REMOTE_HUB_S(nasid, PI_INT_MASK1_B, si->irq_enable_mask[1]); + } + + return 0; +} + +static int intr_disconnect_level(int cpu, int bit) +{ + nasid_t nasid = COMPACT_TO_NASID_NODEID(cpu_to_node(cpu)); + struct slice_data *si = cpu_data[cpu].data; + + clear_bit(bit, si->irq_enable_mask); + + if (!cputoslice(cpu)) { + REMOTE_HUB_S(nasid, PI_INT_MASK0_A, si->irq_enable_mask[0]); + REMOTE_HUB_S(nasid, PI_INT_MASK1_A, si->irq_enable_mask[1]); + } else { + REMOTE_HUB_S(nasid, PI_INT_MASK0_B, si->irq_enable_mask[0]); + REMOTE_HUB_S(nasid, PI_INT_MASK1_B, si->irq_enable_mask[1]); + } + + return 0; +} + +/* Startup one of the (PCI ...) IRQs routes over a bridge. */ +static unsigned int startup_bridge_irq(struct irq_data *d) +{ + struct bridge_controller *bc; + bridgereg_t device; + bridge_t *bridge; + int pin, swlevel; + cpuid_t cpu; + + pin = SLOT_FROM_PCI_IRQ(d->irq); + bc = IRQ_TO_BRIDGE(d->irq); + bridge = bc->base; + + pr_debug("bridge_startup(): irq= 0x%x pin=%d\n", d->irq, pin); + /* + * "map" irq to a swlevel greater than 6 since the first 6 bits + * of INT_PEND0 are taken + */ + swlevel = find_level(&cpu, d->irq); + bridge->b_int_addr[pin].addr = (0x20000 | swlevel | (bc->nasid << 8)); + bridge->b_int_enable |= (1 << pin); + bridge->b_int_enable |= 0x7ffffe00; /* more stuff in int_enable */ + + /* + * Enable sending of an interrupt clear packt to the hub on a high to + * low transition of the interrupt pin. + * + * IRIX sets additional bits in the address which are documented as + * reserved in the bridge docs. + */ + bridge->b_int_mode |= (1UL << pin); + + /* + * We assume the bridge to have a 1:1 mapping between devices + * (slots) and intr pins. + */ + device = bridge->b_int_device; + device &= ~(7 << (pin*3)); + device |= (pin << (pin*3)); + bridge->b_int_device = device; + + bridge->b_wid_tflush; + + intr_connect_level(cpu, swlevel); + + return 0; /* Never anything pending. */ +} + +/* Shutdown one of the (PCI ...) IRQs routes over a bridge. */ +static void shutdown_bridge_irq(struct irq_data *d) +{ + struct bridge_controller *bc = IRQ_TO_BRIDGE(d->irq); + bridge_t *bridge = bc->base; + int pin, swlevel; + cpuid_t cpu; + + pr_debug("bridge_shutdown: irq 0x%x\n", d->irq); + pin = SLOT_FROM_PCI_IRQ(d->irq); + + /* + * map irq to a swlevel greater than 6 since the first 6 bits + * of INT_PEND0 are taken + */ + swlevel = find_level(&cpu, d->irq); + intr_disconnect_level(cpu, swlevel); + + bridge->b_int_enable &= ~(1 << pin); + bridge->b_wid_tflush; +} + +static inline void enable_bridge_irq(struct irq_data *d) +{ + cpuid_t cpu; + int swlevel; + + swlevel = find_level(&cpu, d->irq); /* Criminal offence */ + intr_connect_level(cpu, swlevel); +} + +static inline void disable_bridge_irq(struct irq_data *d) +{ + cpuid_t cpu; + int swlevel; + + swlevel = find_level(&cpu, d->irq); /* Criminal offence */ + intr_disconnect_level(cpu, swlevel); +} + +static struct irq_chip bridge_irq_type = { + .name = "bridge", + .irq_startup = startup_bridge_irq, + .irq_shutdown = shutdown_bridge_irq, + .irq_mask = disable_bridge_irq, + .irq_unmask = enable_bridge_irq, +}; + +void register_bridge_irq(unsigned int irq) +{ + irq_set_chip_and_handler(irq, &bridge_irq_type, handle_level_irq); +} + +int request_bridge_irq(struct bridge_controller *bc) +{ + int irq = allocate_irqno(); + int swlevel, cpu; + nasid_t nasid; + + if (irq < 0) + return irq; + + /* + * "map" irq to a swlevel greater than 6 since the first 6 bits + * of INT_PEND0 are taken + */ + cpu = bc->irq_cpu; + swlevel = alloc_level(cpu, irq); + if (unlikely(swlevel < 0)) { + free_irqno(irq); + + return -EAGAIN; + } + + /* Make sure it's not already pending when we connect it. */ + nasid = COMPACT_TO_NASID_NODEID(cpu_to_node(cpu)); + REMOTE_HUB_CLR_INTR(nasid, swlevel); + + intr_connect_level(cpu, swlevel); + + register_bridge_irq(irq); + + return irq; +} diff --git a/arch/mips/sgi-ip27/ip27-irq.c b/arch/mips/sgi-ip27/ip27-irq.c index 2315cfe..3fbaef9 100644 --- a/arch/mips/sgi-ip27/ip27-irq.c +++ b/arch/mips/sgi-ip27/ip27-irq.c @@ -29,7 +29,6 @@ #include #include -#include #include #include #include @@ -54,50 +53,6 @@ extern asmlinkage void ip27_irq(void); -extern struct bridge_controller *irq_to_bridge[]; -extern int irq_to_slot[]; - -/* - * use these macros to get the encoded nasid and widget id - * from the irq value - */ -#define IRQ_TO_BRIDGE(i) irq_to_bridge[(i)] -#define SLOT_FROM_PCI_IRQ(i) irq_to_slot[i] - -static inline int alloc_level(int cpu, int irq) -{ - struct hub_data *hub = hub_data(cpu_to_node(cpu)); - struct slice_data *si = cpu_data[cpu].data; - int level; - - level = find_first_zero_bit(hub->irq_alloc_mask, LEVELS_PER_SLICE); - if (level >= LEVELS_PER_SLICE) - panic("Cpu %d flooded with devices", cpu); - - __set_bit(level, hub->irq_alloc_mask); - si->level_to_irq[level] = irq; - - return level; -} - -static inline int find_level(cpuid_t *cpunum, int irq) -{ - int cpu, i; - - for_each_online_cpu(cpu) { - struct slice_data *si = cpu_data[cpu].data; - - for (i = BASE_PCI_IRQ; i < LEVELS_PER_SLICE; i++) - if (si->level_to_irq[i] == irq) { - *cpunum = cpu; - - return i; - } - } - - panic("Could not identify cpu/level for irq %d", irq); -} - /* * Find first bit set */ @@ -204,175 +159,6 @@ static void ip27_hub_error(void) panic("CPU %d got a hub error interrupt", smp_processor_id()); } -static int intr_connect_level(int cpu, int bit) -{ - nasid_t nasid = COMPACT_TO_NASID_NODEID(cpu_to_node(cpu)); - struct slice_data *si = cpu_data[cpu].data; - - set_bit(bit, si->irq_enable_mask); - - if (!cputoslice(cpu)) { - REMOTE_HUB_S(nasid, PI_INT_MASK0_A, si->irq_enable_mask[0]); - REMOTE_HUB_S(nasid, PI_INT_MASK1_A, si->irq_enable_mask[1]); - } else { - REMOTE_HUB_S(nasid, PI_INT_MASK0_B, si->irq_enable_mask[0]); - REMOTE_HUB_S(nasid, PI_INT_MASK1_B, si->irq_enable_mask[1]); - } - - return 0; -} - -static int intr_disconnect_level(int cpu, int bit) -{ - nasid_t nasid = COMPACT_TO_NASID_NODEID(cpu_to_node(cpu)); - struct slice_data *si = cpu_data[cpu].data; - - clear_bit(bit, si->irq_enable_mask); - - if (!cputoslice(cpu)) { - REMOTE_HUB_S(nasid, PI_INT_MASK0_A, si->irq_enable_mask[0]); - REMOTE_HUB_S(nasid, PI_INT_MASK1_A, si->irq_enable_mask[1]); - } else { - REMOTE_HUB_S(nasid, PI_INT_MASK0_B, si->irq_enable_mask[0]); - REMOTE_HUB_S(nasid, PI_INT_MASK1_B, si->irq_enable_mask[1]); - } - - return 0; -} - -/* Startup one of the (PCI ...) IRQs routes over a bridge. */ -static unsigned int startup_bridge_irq(struct irq_data *d) -{ - struct bridge_controller *bc; - bridgereg_t device; - bridge_t *bridge; - int pin, swlevel; - cpuid_t cpu; - - pin = SLOT_FROM_PCI_IRQ(d->irq); - bc = IRQ_TO_BRIDGE(d->irq); - bridge = bc->base; - - pr_debug("bridge_startup(): irq= 0x%x pin=%d\n", d->irq, pin); - /* - * "map" irq to a swlevel greater than 6 since the first 6 bits - * of INT_PEND0 are taken - */ - swlevel = find_level(&cpu, d->irq); - bridge->b_int_addr[pin].addr = (0x20000 | swlevel | (bc->nasid << 8)); - bridge->b_int_enable |= (1 << pin); - bridge->b_int_enable |= 0x7ffffe00; /* more stuff in int_enable */ - - /* - * Enable sending of an interrupt clear packt to the hub on a high to - * low transition of the interrupt pin. - * - * IRIX sets additional bits in the address which are documented as - * reserved in the bridge docs. - */ - bridge->b_int_mode |= (1UL << pin); - - /* - * We assume the bridge to have a 1:1 mapping between devices - * (slots) and intr pins. - */ - device = bridge->b_int_device; - device &= ~(7 << (pin*3)); - device |= (pin << (pin*3)); - bridge->b_int_device = device; - - bridge->b_wid_tflush; - - intr_connect_level(cpu, swlevel); - - return 0; /* Never anything pending. */ -} - -/* Shutdown one of the (PCI ...) IRQs routes over a bridge. */ -static void shutdown_bridge_irq(struct irq_data *d) -{ - struct bridge_controller *bc = IRQ_TO_BRIDGE(d->irq); - bridge_t *bridge = bc->base; - int pin, swlevel; - cpuid_t cpu; - - pr_debug("bridge_shutdown: irq 0x%x\n", d->irq); - pin = SLOT_FROM_PCI_IRQ(d->irq); - - /* - * map irq to a swlevel greater than 6 since the first 6 bits - * of INT_PEND0 are taken - */ - swlevel = find_level(&cpu, d->irq); - intr_disconnect_level(cpu, swlevel); - - bridge->b_int_enable &= ~(1 << pin); - bridge->b_wid_tflush; -} - -static inline void enable_bridge_irq(struct irq_data *d) -{ - cpuid_t cpu; - int swlevel; - - swlevel = find_level(&cpu, d->irq); /* Criminal offence */ - intr_connect_level(cpu, swlevel); -} - -static inline void disable_bridge_irq(struct irq_data *d) -{ - cpuid_t cpu; - int swlevel; - - swlevel = find_level(&cpu, d->irq); /* Criminal offence */ - intr_disconnect_level(cpu, swlevel); -} - -static struct irq_chip bridge_irq_type = { - .name = "bridge", - .irq_startup = startup_bridge_irq, - .irq_shutdown = shutdown_bridge_irq, - .irq_mask = disable_bridge_irq, - .irq_unmask = enable_bridge_irq, -}; - -void register_bridge_irq(unsigned int irq) -{ - irq_set_chip_and_handler(irq, &bridge_irq_type, handle_level_irq); -} - -int request_bridge_irq(struct bridge_controller *bc) -{ - int irq = allocate_irqno(); - int swlevel, cpu; - nasid_t nasid; - - if (irq < 0) - return irq; - - /* - * "map" irq to a swlevel greater than 6 since the first 6 bits - * of INT_PEND0 are taken - */ - cpu = bc->irq_cpu; - swlevel = alloc_level(cpu, irq); - if (unlikely(swlevel < 0)) { - free_irqno(irq); - - return -EAGAIN; - } - - /* Make sure it's not already pending when we connect it. */ - nasid = COMPACT_TO_NASID_NODEID(cpu_to_node(cpu)); - REMOTE_HUB_CLR_INTR(nasid, swlevel); - - intr_connect_level(cpu, swlevel); - - register_bridge_irq(irq); - - return irq; -} - asmlinkage void plat_irq_dispatch(void) { unsigned long pending = read_c0_cause() & read_c0_status(); diff --git a/arch/mips/sibyte/Kconfig b/arch/mips/sibyte/Kconfig index 01cc1a7..5fbd360 100644 --- a/arch/mips/sibyte/Kconfig +++ b/arch/mips/sibyte/Kconfig @@ -147,7 +147,8 @@ config SIBYTE_CFE_CONSOLE config SIBYTE_BUS_WATCHER bool "Support for Bus Watcher statistics" - depends on SIBYTE_SB1xxx_SOC + depends on SIBYTE_SB1xxx_SOC && \ + (SIBYTE_BCM112X || SIBYTE_SB1250) help Handle and keep statistics on the bus error interrupts (COR_ECC, BAD_ECC, IO_BUS). diff --git a/arch/mips/sibyte/Platform b/arch/mips/sibyte/Platform index d03a075..af11733 100644 --- a/arch/mips/sibyte/Platform +++ b/arch/mips/sibyte/Platform @@ -13,7 +13,6 @@ cflags-$(CONFIG_SIBYTE_BCM112X) += \ -I$(srctree)/arch/mips/include/asm/mach-sibyte \ -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL -platform-$(CONFIG_SIBYTE_SB1250) += sibyte/ cflags-$(CONFIG_SIBYTE_SB1250) += \ -I$(srctree)/arch/mips/include/asm/mach-sibyte \ -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL @@ -31,7 +30,8 @@ cflags-$(CONFIG_SIBYTE_BCM1x80) += \ # Sibyte BCM91120C (CRhine) board # Sibyte BCM91125C (CRhone) board # Sibyte BCM91125E (Rhone) board -# Sibyte SWARM board +# Sibyte BCM91250A (SWARM) board +# Sibyte BCM91250C2 (LittleSur) board # Sibyte BCM91x80 (BigSur) board # load-$(CONFIG_SIBYTE_CARMEL) := 0xffffffff80100000 @@ -41,3 +41,4 @@ load-$(CONFIG_SIBYTE_RHONE) := 0xffffffff80100000 load-$(CONFIG_SIBYTE_SENTOSA) := 0xffffffff80100000 load-$(CONFIG_SIBYTE_SWARM) := 0xffffffff80100000 load-$(CONFIG_SIBYTE_BIGSUR) := 0xffffffff80100000 +load-$(CONFIG_SIBYTE_LITTLESUR) := 0xffffffff80100000 diff --git a/arch/mips/sibyte/common/Makefile b/arch/mips/sibyte/common/Makefile index 36aa700..b3d6bf2 100644 --- a/arch/mips/sibyte/common/Makefile +++ b/arch/mips/sibyte/common/Makefile @@ -1,3 +1,4 @@ obj-y := cfe.o +obj-$(CONFIG_SIBYTE_BUS_WATCHER) += bus_watcher.o obj-$(CONFIG_SIBYTE_CFE_CONSOLE) += cfe_console.o obj-$(CONFIG_SIBYTE_TBPROF) += sb_tbprof.o diff --git a/arch/mips/sibyte/common/bus_watcher.c b/arch/mips/sibyte/common/bus_watcher.c new file mode 100644 index 0000000..5581844 --- /dev/null +++ b/arch/mips/sibyte/common/bus_watcher.c @@ -0,0 +1,256 @@ +/* + * Copyright (C) 2002,2003 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +/* + * The Bus Watcher monitors internal bus transactions and maintains + * counts of transactions with error status, logging details and + * causing one of several interrupts. This driver provides a handler + * for those interrupts which aggregates the counts (to avoid + * saturating the 8-bit counters) and provides a presence in + * /proc/bus_watcher if PROC_FS is on. + */ + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80) +#include +#endif + + +struct bw_stats_struct { + uint64_t status; + uint32_t l2_err; + uint32_t memio_err; + int status_printed; + unsigned long l2_cor_d; + unsigned long l2_bad_d; + unsigned long l2_cor_t; + unsigned long l2_bad_t; + unsigned long mem_cor_d; + unsigned long mem_bad_d; + unsigned long bus_error; +} bw_stats; + + +static void print_summary(uint32_t status, uint32_t l2_err, + uint32_t memio_err) +{ + printk("Bus watcher error counters: %08x %08x\n", l2_err, memio_err); + printk("\nLast recorded signature:\n"); + printk("Request %02x from %d, answered by %d with Dcode %d\n", + (unsigned int)(G_SCD_BERR_TID(status) & 0x3f), + (int)(G_SCD_BERR_TID(status) >> 6), + (int)G_SCD_BERR_RID(status), + (int)G_SCD_BERR_DCODE(status)); +} + +/* + * check_bus_watcher is exported for use in situations where we want + * to see the most recent status of the bus watcher, which might have + * already been destructively read out of the registers. + * + * notes: this is currently used by the cache error handler + * should provide locking against the interrupt handler + */ +void check_bus_watcher(void) +{ + u32 status, l2_err, memio_err; + +#ifdef CONFIG_SB1_PASS_1_WORKAROUNDS + /* Destructive read, clears register and interrupt */ + status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS)); +#elif defined(CONFIG_SIBYTE_BCM112X) || defined(CONFIG_SIBYTE_SB1250) + /* Use non-destructive register */ + status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS_DEBUG)); +#elif defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80) + /* Use non-destructive register */ + /* Same as 1250 except BUS_ERR_STATUS_DEBUG is in a different place. */ + status = csr_in32(IOADDR(A_BCM1480_BUS_ERR_STATUS_DEBUG)); +#else +#error bus watcher being built for unknown Sibyte SOC! +#endif + if (!(status & 0x7fffffff)) { + printk("Using last values reaped by bus watcher driver\n"); + status = bw_stats.status; + l2_err = bw_stats.l2_err; + memio_err = bw_stats.memio_err; + } else { + l2_err = csr_in32(IOADDR(A_BUS_L2_ERRORS)); + memio_err = csr_in32(IOADDR(A_BUS_MEM_IO_ERRORS)); + } + if (status & ~(1UL << 31)) + print_summary(status, l2_err, memio_err); + else + printk("Bus watcher indicates no error\n"); +} + +#ifdef CONFIG_PROC_FS + +/* For simplicity, I want to assume a single read is required each + time */ +static int bw_proc_show(struct seq_file *m, void *v) +{ + struct bw_stats_struct *stats = m->private; + + seq_puts(m, "SiByte Bus Watcher statistics\n"); + seq_puts(m, "-----------------------------\n"); + seq_printf(m, "L2-d-cor %8ld\nL2-d-bad %8ld\n", + stats->l2_cor_d, stats->l2_bad_d); + seq_printf(m, "L2-t-cor %8ld\nL2-t-bad %8ld\n", + stats->l2_cor_t, stats->l2_bad_t); + seq_printf(m, "MC-d-cor %8ld\nMC-d-bad %8ld\n", + stats->mem_cor_d, stats->mem_bad_d); + seq_printf(m, "IO-err %8ld\n", stats->bus_error); + seq_puts(m, "\nLast recorded signature:\n"); + seq_printf(m, "Request %02x from %d, answered by %d with Dcode %d\n", + (unsigned int)(G_SCD_BERR_TID(stats->status) & 0x3f), + (int)(G_SCD_BERR_TID(stats->status) >> 6), + (int)G_SCD_BERR_RID(stats->status), + (int)G_SCD_BERR_DCODE(stats->status)); + /* XXXKW indicate multiple errors between printings, or stats + collection (or both)? */ + if (stats->status & M_SCD_BERR_MULTERRS) + seq_puts(m, "Multiple errors observed since last check.\n"); + if (stats->status_printed) { + seq_puts(m, "(no change since last printing)\n"); + } else { + stats->status_printed = 1; + } + + return 0; +} + +static int bw_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, bw_proc_show, PDE_DATA(inode)); +} + +static const struct file_operations bw_proc_fops = { + .open = bw_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static void create_proc_decoder(struct bw_stats_struct *stats) +{ + struct proc_dir_entry *ent; + + ent = proc_create_data("bus_watcher", S_IWUSR | S_IRUGO, NULL, + &bw_proc_fops, stats); + if (!ent) { + printk(KERN_INFO "Unable to initialize bus_watcher /proc entry\n"); + return; + } +} + +#endif /* CONFIG_PROC_FS */ + +/* + * sibyte_bw_int - handle bus watcher interrupts and accumulate counts + * + * notes: possible re-entry due to multiple sources + * should check/indicate saturation + */ +static irqreturn_t sibyte_bw_int(int irq, void *data) +{ + struct bw_stats_struct *stats = data; + unsigned long cntr; +#ifdef CONFIG_SIBYTE_BW_TRACE + int i; +#endif + +#ifdef CONFIG_SIBYTE_BW_TRACE + csr_out32(M_SCD_TRACE_CFG_FREEZE, IOADDR(A_SCD_TRACE_CFG)); + csr_out32(M_SCD_TRACE_CFG_START_READ, IOADDR(A_SCD_TRACE_CFG)); + + for (i=0; i<256*6; i++) + printk("%016llx\n", + (long long)__raw_readq(IOADDR(A_SCD_TRACE_READ))); + + csr_out32(M_SCD_TRACE_CFG_RESET, IOADDR(A_SCD_TRACE_CFG)); + csr_out32(M_SCD_TRACE_CFG_START, IOADDR(A_SCD_TRACE_CFG)); +#endif + + /* Destructive read, clears register and interrupt */ + stats->status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS)); + stats->status_printed = 0; + + stats->l2_err = cntr = csr_in32(IOADDR(A_BUS_L2_ERRORS)); + stats->l2_cor_d += G_SCD_L2ECC_CORR_D(cntr); + stats->l2_bad_d += G_SCD_L2ECC_BAD_D(cntr); + stats->l2_cor_t += G_SCD_L2ECC_CORR_T(cntr); + stats->l2_bad_t += G_SCD_L2ECC_BAD_T(cntr); + csr_out32(0, IOADDR(A_BUS_L2_ERRORS)); + + stats->memio_err = cntr = csr_in32(IOADDR(A_BUS_MEM_IO_ERRORS)); + stats->mem_cor_d += G_SCD_MEM_ECC_CORR(cntr); + stats->mem_bad_d += G_SCD_MEM_ECC_BAD(cntr); + stats->bus_error += G_SCD_MEM_BUSERR(cntr); + csr_out32(0, IOADDR(A_BUS_MEM_IO_ERRORS)); + + return IRQ_HANDLED; +} + +int __init sibyte_bus_watcher(void) +{ + memset(&bw_stats, 0, sizeof(struct bw_stats_struct)); + bw_stats.status_printed = 1; + + if (request_irq(K_INT_BAD_ECC, sibyte_bw_int, 0, "Bus watcher", &bw_stats)) { + printk("Failed to register bus watcher BAD_ECC irq\n"); + return -1; + } + if (request_irq(K_INT_COR_ECC, sibyte_bw_int, 0, "Bus watcher", &bw_stats)) { + free_irq(K_INT_BAD_ECC, &bw_stats); + printk("Failed to register bus watcher COR_ECC irq\n"); + return -1; + } + if (request_irq(K_INT_IO_BUS, sibyte_bw_int, 0, "Bus watcher", &bw_stats)) { + free_irq(K_INT_BAD_ECC, &bw_stats); + free_irq(K_INT_COR_ECC, &bw_stats); + printk("Failed to register bus watcher IO_BUS irq\n"); + return -1; + } + +#ifdef CONFIG_PROC_FS + create_proc_decoder(&bw_stats); +#endif + +#ifdef CONFIG_SIBYTE_BW_TRACE + csr_out32((M_SCD_TRSEQ_ASAMPLE | M_SCD_TRSEQ_DSAMPLE | + K_SCD_TRSEQ_TRIGGER_ALL), + IOADDR(A_SCD_TRACE_SEQUENCE_0)); + csr_out32(M_SCD_TRACE_CFG_RESET, IOADDR(A_SCD_TRACE_CFG)); + csr_out32(M_SCD_TRACE_CFG_START, IOADDR(A_SCD_TRACE_CFG)); +#endif + + return 0; +} + +__initcall(sibyte_bus_watcher); diff --git a/arch/mips/sibyte/common/sb_tbprof.c b/arch/mips/sibyte/common/sb_tbprof.c index 2188b39..059e28c 100644 --- a/arch/mips/sibyte/common/sb_tbprof.c +++ b/arch/mips/sibyte/common/sb_tbprof.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include #include diff --git a/arch/mips/sibyte/sb1250/Makefile b/arch/mips/sibyte/sb1250/Makefile index d3d969d..cdc4c56 100644 --- a/arch/mips/sibyte/sb1250/Makefile +++ b/arch/mips/sibyte/sb1250/Makefile @@ -1,4 +1,3 @@ obj-y := setup.o irq.o time.o obj-$(CONFIG_SMP) += smp.o -obj-$(CONFIG_SIBYTE_BUS_WATCHER) += bus_watcher.o diff --git a/arch/mips/sibyte/sb1250/bus_watcher.c b/arch/mips/sibyte/sb1250/bus_watcher.c deleted file mode 100644 index 8871e33..0000000 --- a/arch/mips/sibyte/sb1250/bus_watcher.c +++ /dev/null @@ -1,250 +0,0 @@ -/* - * Copyright (C) 2002,2003 Broadcom Corporation - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -/* - * The Bus Watcher monitors internal bus transactions and maintains - * counts of transactions with error status, logging details and - * causing one of several interrupts. This driver provides a handler - * for those interrupts which aggregates the counts (to avoid - * saturating the 8-bit counters) and provides a presence in - * /proc/bus_watcher if PROC_FS is on. - */ - -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - - -struct bw_stats_struct { - uint64_t status; - uint32_t l2_err; - uint32_t memio_err; - int status_printed; - unsigned long l2_cor_d; - unsigned long l2_bad_d; - unsigned long l2_cor_t; - unsigned long l2_bad_t; - unsigned long mem_cor_d; - unsigned long mem_bad_d; - unsigned long bus_error; -} bw_stats; - - -static void print_summary(uint32_t status, uint32_t l2_err, - uint32_t memio_err) -{ - printk("Bus watcher error counters: %08x %08x\n", l2_err, memio_err); - printk("\nLast recorded signature:\n"); - printk("Request %02x from %d, answered by %d with Dcode %d\n", - (unsigned int)(G_SCD_BERR_TID(status) & 0x3f), - (int)(G_SCD_BERR_TID(status) >> 6), - (int)G_SCD_BERR_RID(status), - (int)G_SCD_BERR_DCODE(status)); -} - -/* - * check_bus_watcher is exported for use in situations where we want - * to see the most recent status of the bus watcher, which might have - * already been destructively read out of the registers. - * - * notes: this is currently used by the cache error handler - * should provide locking against the interrupt handler - */ -void check_bus_watcher(void) -{ - u32 status, l2_err, memio_err; - -#ifdef CONFIG_SB1_PASS_1_WORKAROUNDS - /* Destructive read, clears register and interrupt */ - status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS)); -#else - /* Use non-destructive register */ - status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS_DEBUG)); -#endif - if (!(status & 0x7fffffff)) { - printk("Using last values reaped by bus watcher driver\n"); - status = bw_stats.status; - l2_err = bw_stats.l2_err; - memio_err = bw_stats.memio_err; - } else { - l2_err = csr_in32(IOADDR(A_BUS_L2_ERRORS)); - memio_err = csr_in32(IOADDR(A_BUS_MEM_IO_ERRORS)); - } - if (status & ~(1UL << 31)) - print_summary(status, l2_err, memio_err); - else - printk("Bus watcher indicates no error\n"); -} - -#ifdef CONFIG_PROC_FS - -/* For simplicity, I want to assume a single read is required each - time */ -static int bw_proc_show(struct seq_file *m, void *v) -{ - struct bw_stats_struct *stats = m->private; - - seq_puts(m, "SiByte Bus Watcher statistics\n"); - seq_puts(m, "-----------------------------\n"); - seq_printf(m, "L2-d-cor %8ld\nL2-d-bad %8ld\n", - stats->l2_cor_d, stats->l2_bad_d); - seq_printf(m, "L2-t-cor %8ld\nL2-t-bad %8ld\n", - stats->l2_cor_t, stats->l2_bad_t); - seq_printf(m, "MC-d-cor %8ld\nMC-d-bad %8ld\n", - stats->mem_cor_d, stats->mem_bad_d); - seq_printf(m, "IO-err %8ld\n", stats->bus_error); - seq_puts(m, "\nLast recorded signature:\n"); - seq_printf(m, "Request %02x from %d, answered by %d with Dcode %d\n", - (unsigned int)(G_SCD_BERR_TID(stats->status) & 0x3f), - (int)(G_SCD_BERR_TID(stats->status) >> 6), - (int)G_SCD_BERR_RID(stats->status), - (int)G_SCD_BERR_DCODE(stats->status)); - /* XXXKW indicate multiple errors between printings, or stats - collection (or both)? */ - if (stats->status & M_SCD_BERR_MULTERRS) - seq_puts(m, "Multiple errors observed since last check.\n"); - if (stats->status_printed) { - seq_puts(m, "(no change since last printing)\n"); - } else { - stats->status_printed = 1; - } - - return 0; -} - -static int bw_proc_open(struct inode *inode, struct file *file) -{ - return single_open(file, bw_proc_show, PDE_DATA(inode)); -} - -static const struct file_operations bw_proc_fops = { - .open = bw_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static void create_proc_decoder(struct bw_stats_struct *stats) -{ - struct proc_dir_entry *ent; - - ent = proc_create_data("bus_watcher", S_IWUSR | S_IRUGO, NULL, - &bw_proc_fops, stats); - if (!ent) { - printk(KERN_INFO "Unable to initialize bus_watcher /proc entry\n"); - return; - } -} - -#endif /* CONFIG_PROC_FS */ - -/* - * sibyte_bw_int - handle bus watcher interrupts and accumulate counts - * - * notes: possible re-entry due to multiple sources - * should check/indicate saturation - */ -static irqreturn_t sibyte_bw_int(int irq, void *data) -{ - struct bw_stats_struct *stats = data; - unsigned long cntr; -#ifdef CONFIG_SIBYTE_BW_TRACE - int i; -#endif -#ifndef CONFIG_PROC_FS - char bw_buf[1024]; -#endif - -#ifdef CONFIG_SIBYTE_BW_TRACE - csr_out32(M_SCD_TRACE_CFG_FREEZE, IOADDR(A_SCD_TRACE_CFG)); - csr_out32(M_SCD_TRACE_CFG_START_READ, IOADDR(A_SCD_TRACE_CFG)); - - for (i=0; i<256*6; i++) - printk("%016llx\n", - (long long)__raw_readq(IOADDR(A_SCD_TRACE_READ))); - - csr_out32(M_SCD_TRACE_CFG_RESET, IOADDR(A_SCD_TRACE_CFG)); - csr_out32(M_SCD_TRACE_CFG_START, IOADDR(A_SCD_TRACE_CFG)); -#endif - - /* Destructive read, clears register and interrupt */ - stats->status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS)); - stats->status_printed = 0; - - stats->l2_err = cntr = csr_in32(IOADDR(A_BUS_L2_ERRORS)); - stats->l2_cor_d += G_SCD_L2ECC_CORR_D(cntr); - stats->l2_bad_d += G_SCD_L2ECC_BAD_D(cntr); - stats->l2_cor_t += G_SCD_L2ECC_CORR_T(cntr); - stats->l2_bad_t += G_SCD_L2ECC_BAD_T(cntr); - csr_out32(0, IOADDR(A_BUS_L2_ERRORS)); - - stats->memio_err = cntr = csr_in32(IOADDR(A_BUS_MEM_IO_ERRORS)); - stats->mem_cor_d += G_SCD_MEM_ECC_CORR(cntr); - stats->mem_bad_d += G_SCD_MEM_ECC_BAD(cntr); - stats->bus_error += G_SCD_MEM_BUSERR(cntr); - csr_out32(0, IOADDR(A_BUS_MEM_IO_ERRORS)); - - return IRQ_HANDLED; -} - -int __init sibyte_bus_watcher(void) -{ - memset(&bw_stats, 0, sizeof(struct bw_stats_struct)); - bw_stats.status_printed = 1; - - if (request_irq(K_INT_BAD_ECC, sibyte_bw_int, 0, "Bus watcher", &bw_stats)) { - printk("Failed to register bus watcher BAD_ECC irq\n"); - return -1; - } - if (request_irq(K_INT_COR_ECC, sibyte_bw_int, 0, "Bus watcher", &bw_stats)) { - free_irq(K_INT_BAD_ECC, &bw_stats); - printk("Failed to register bus watcher COR_ECC irq\n"); - return -1; - } - if (request_irq(K_INT_IO_BUS, sibyte_bw_int, 0, "Bus watcher", &bw_stats)) { - free_irq(K_INT_BAD_ECC, &bw_stats); - free_irq(K_INT_COR_ECC, &bw_stats); - printk("Failed to register bus watcher IO_BUS irq\n"); - return -1; - } - -#ifdef CONFIG_PROC_FS - create_proc_decoder(&bw_stats); -#endif - -#ifdef CONFIG_SIBYTE_BW_TRACE - csr_out32((M_SCD_TRSEQ_ASAMPLE | M_SCD_TRSEQ_DSAMPLE | - K_SCD_TRSEQ_TRIGGER_ALL), - IOADDR(A_SCD_TRACE_SEQUENCE_0)); - csr_out32(M_SCD_TRACE_CFG_RESET, IOADDR(A_SCD_TRACE_CFG)); - csr_out32(M_SCD_TRACE_CFG_START, IOADDR(A_SCD_TRACE_CFG)); -#endif - - return 0; -} - -__initcall(sibyte_bus_watcher); diff --git a/arch/mips/sni/pcimt.c b/arch/mips/sni/pcimt.c index cec4b8c..12336c2 100644 --- a/arch/mips/sni/pcimt.c +++ b/arch/mips/sni/pcimt.c @@ -185,6 +185,7 @@ static void __init sni_pcimt_resource_init(void) extern struct pci_ops sni_pcimt_ops; +#ifdef CONFIG_PCI static struct pci_controller sni_controller = { .pci_ops = &sni_pcimt_ops, .mem_resource = &sni_mem_resource, @@ -193,6 +194,7 @@ static struct pci_controller sni_controller = { .io_offset = 0x00000000UL, .io_map_base = SNI_PORT_BASE }; +#endif static void enable_pcimt_irq(struct irq_data *d) { diff --git a/arch/mips/sni/pcit.c b/arch/mips/sni/pcit.c index 7cddd03..05bb516 100644 --- a/arch/mips/sni/pcit.c +++ b/arch/mips/sni/pcit.c @@ -128,13 +128,6 @@ static struct resource pcit_io_resources[] = { } }; -static struct resource sni_mem_resource = { - .start = 0x18000000UL, - .end = 0x1fbfffffUL, - .name = "PCIT PCI MEM", - .flags = IORESOURCE_MEM -}; - static void __init sni_pcit_resource_init(void) { int i; @@ -147,6 +140,14 @@ static void __init sni_pcit_resource_init(void) extern struct pci_ops sni_pcit_ops; +#ifdef CONFIG_PCI +static struct resource sni_mem_resource = { + .start = 0x18000000UL, + .end = 0x1fbfffffUL, + .name = "PCIT PCI MEM", + .flags = IORESOURCE_MEM +}; + static struct pci_controller sni_pcit_controller = { .pci_ops = &sni_pcit_ops, .mem_resource = &sni_mem_resource, @@ -155,6 +156,7 @@ static struct pci_controller sni_pcit_controller = { .io_offset = 0x00000000UL, .io_map_base = SNI_PORT_BASE }; +#endif /* CONFIG_PCI */ static void enable_pcit_irq(struct irq_data *d) { diff --git a/arch/mips/wrppmc/Makefile b/arch/mips/wrppmc/Makefile deleted file mode 100644 index 307cc69..0000000 --- a/arch/mips/wrppmc/Makefile +++ /dev/null @@ -1,12 +0,0 @@ -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright 2006 Wind River System, Inc. -# Author: Rongkai.Zhan -# -# Makefile for the Wind River MIPS 4Kc PPMC Eval Board -# - -obj-y += irq.o pci.o reset.o serial.o setup.o time.o diff --git a/arch/mips/wrppmc/Platform b/arch/mips/wrppmc/Platform deleted file mode 100644 index dc78b25..0000000 --- a/arch/mips/wrppmc/Platform +++ /dev/null @@ -1,7 +0,0 @@ -# -# Wind River PPMC Board (4KC + GT64120) -# -platform-$(CONFIG_WR_PPMC) += wrppmc/ -cflags-$(CONFIG_WR_PPMC) += \ - -I$(srctree)/arch/mips/include/asm/mach-wrppmc -load-$(CONFIG_WR_PPMC) += 0xffffffff80100000 diff --git a/arch/mips/wrppmc/irq.c b/arch/mips/wrppmc/irq.c deleted file mode 100644 index f237bf4..0000000 --- a/arch/mips/wrppmc/irq.c +++ /dev/null @@ -1,56 +0,0 @@ -/* - * irq.c: GT64120 Interrupt Controller - * - * Copyright (C) 2006, Wind River System Inc. - * Author: Rongkai.Zhan, - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ -#include -#include -#include - -#include -#include -#include - -asmlinkage void plat_irq_dispatch(void) -{ - unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM; - - if (pending & STATUSF_IP7) - do_IRQ(WRPPMC_MIPS_TIMER_IRQ); /* CPU Compare/Count internal timer */ - else if (pending & STATUSF_IP6) - do_IRQ(WRPPMC_UART16550_IRQ); /* UART 16550 port */ - else if (pending & STATUSF_IP3) - do_IRQ(WRPPMC_PCI_INTA_IRQ); /* PCI INT_A */ - else - spurious_interrupt(); -} - -/** - * Initialize GT64120 Interrupt Controller - */ -void gt64120_init_pic(void) -{ - /* clear CPU Interrupt Cause Registers */ - GT_WRITE(GT_INTRCAUSE_OFS, (0x1F << 21)); - GT_WRITE(GT_HINTRCAUSE_OFS, 0x00); - - /* Disable all interrupts from GT64120 bridge chip */ - GT_WRITE(GT_INTRMASK_OFS, 0x00); - GT_WRITE(GT_HINTRMASK_OFS, 0x00); - GT_WRITE(GT_PCI0_ICMASK_OFS, 0x00); - GT_WRITE(GT_PCI0_HICMASK_OFS, 0x00); -} - -void __init arch_init_irq(void) -{ - /* IRQ 0 - 7 are for MIPS common irq_cpu controller */ - mips_cpu_irq_init(); - - gt64120_init_pic(); -} diff --git a/arch/mips/wrppmc/pci.c b/arch/mips/wrppmc/pci.c deleted file mode 100644 index 8b8a0e1..0000000 --- a/arch/mips/wrppmc/pci.c +++ /dev/null @@ -1,52 +0,0 @@ -/* - * pci.c: GT64120 PCI support. - * - * Copyright (C) 2006, Wind River System Inc. Rongkai.Zhan - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include -#include -#include -#include - -#include - -extern struct pci_ops gt64xxx_pci0_ops; - -static struct resource pci0_io_resource = { - .name = "pci_0 io", - .start = GT_PCI_IO_BASE, - .end = GT_PCI_IO_BASE + GT_PCI_IO_SIZE - 1, - .flags = IORESOURCE_IO, -}; - -static struct resource pci0_mem_resource = { - .name = "pci_0 memory", - .start = GT_PCI_MEM_BASE, - .end = GT_PCI_MEM_BASE + GT_PCI_MEM_SIZE - 1, - .flags = IORESOURCE_MEM, -}; - -static struct pci_controller hose_0 = { - .pci_ops = >64xxx_pci0_ops, - .io_resource = &pci0_io_resource, - .mem_resource = &pci0_mem_resource, -}; - -static int __init gt64120_pci_init(void) -{ - (void) GT_READ(GT_PCI0_CMD_OFS); /* Huh??? -- Ralf */ - (void) GT_READ(GT_PCI0_BARE_OFS); - - /* reset the whole PCI I/O space range */ - ioport_resource.start = GT_PCI_IO_BASE; - ioport_resource.end = GT_PCI_IO_BASE + GT_PCI_IO_SIZE - 1; - - register_pci_controller(&hose_0); - return 0; -} - -arch_initcall(gt64120_pci_init); diff --git a/arch/mips/wrppmc/reset.c b/arch/mips/wrppmc/reset.c deleted file mode 100644 index 80beb18..0000000 --- a/arch/mips/wrppmc/reset.c +++ /dev/null @@ -1,41 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1997 Ralf Baechle - */ -#include -#include - -#include -#include -#include -#include - -void wrppmc_machine_restart(char *command) -{ - /* - * Ouch, we're still alive ... This time we take the silver bullet ... - * ... and find that we leave the hardware in a state in which the - * kernel in the flush locks up somewhen during of after the PCI - * detection stuff. - */ - local_irq_disable(); - set_c0_status(ST0_BEV | ST0_ERL); - change_c0_config(CONF_CM_CMASK, CONF_CM_UNCACHED); - flush_cache_all(); - write_c0_wired(0); - __asm__ __volatile__("jr\t%0"::"r"(0xbfc00000)); -} - -void wrppmc_machine_halt(void) -{ - local_irq_disable(); - - printk(KERN_NOTICE "You can safely turn off the power\n"); - while (1) { - if (cpu_wait) - cpu_wait(); - } -} diff --git a/arch/mips/wrppmc/serial.c b/arch/mips/wrppmc/serial.c deleted file mode 100644 index 83f0f7d..0000000 --- a/arch/mips/wrppmc/serial.c +++ /dev/null @@ -1,80 +0,0 @@ -/* - * Registration of WRPPMC UART platform device. - * - * Copyright (C) 2007 Yoichi Yuasa - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ -#include -#include -#include -#include -#include - -#include - -static struct resource wrppmc_uart_resource[] __initdata = { - { - .start = WRPPMC_UART16550_BASE, - .end = WRPPMC_UART16550_BASE + 7, - .flags = IORESOURCE_MEM, - }, - { - .start = WRPPMC_UART16550_IRQ, - .end = WRPPMC_UART16550_IRQ, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct plat_serial8250_port wrppmc_serial8250_port[] = { - { - .irq = WRPPMC_UART16550_IRQ, - .uartclk = WRPPMC_UART16550_CLOCK, - .iotype = UPIO_MEM, - .flags = UPF_IOREMAP | UPF_SKIP_TEST, - .mapbase = WRPPMC_UART16550_BASE, - }, - {}, -}; - -static __init int wrppmc_uart_add(void) -{ - struct platform_device *pdev; - int retval; - - pdev = platform_device_alloc("serial8250", -1); - if (!pdev) - return -ENOMEM; - - pdev->id = PLAT8250_DEV_PLATFORM; - pdev->dev.platform_data = wrppmc_serial8250_port; - - retval = platform_device_add_resources(pdev, wrppmc_uart_resource, - ARRAY_SIZE(wrppmc_uart_resource)); - if (retval) - goto err_free_device; - - retval = platform_device_add(pdev); - if (retval) - goto err_free_device; - - return 0; - -err_free_device: - platform_device_put(pdev); - - return retval; -} -device_initcall(wrppmc_uart_add); diff --git a/arch/mips/wrppmc/setup.c b/arch/mips/wrppmc/setup.c deleted file mode 100644 index ca65c84..0000000 --- a/arch/mips/wrppmc/setup.c +++ /dev/null @@ -1,128 +0,0 @@ -/* - * setup.c: Setup pointers to hardware dependent routines. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1996, 1997, 2004 by Ralf Baechle (ralf@linux-mips.org) - * Copyright (C) 2006, Wind River System Inc. Rongkai.zhan - */ -#include -#include -#include -#include - -#include -#include -#include -#include -#include - -unsigned long gt64120_base = KSEG1ADDR(0x14000000); - -#ifdef WRPPMC_EARLY_DEBUG - -static volatile unsigned char * wrppmc_led = \ - (volatile unsigned char *)KSEG1ADDR(WRPPMC_LED_BASE); - -/* - * PPMC LED control register: - * -) bit[0] controls DS1 LED (1 - OFF, 0 - ON) - * -) bit[1] controls DS2 LED (1 - OFF, 0 - ON) - * -) bit[2] controls DS4 LED (1 - OFF, 0 - ON) - */ -void wrppmc_led_on(int mask) -{ - unsigned char value = *wrppmc_led; - - value &= (0xF8 | mask); - *wrppmc_led = value; -} - -/* If mask = 0, turn off all LEDs */ -void wrppmc_led_off(int mask) -{ - unsigned char value = *wrppmc_led; - - value |= (0x7 & mask); - *wrppmc_led = value; -} - -/* - * We assume that bootloader has initialized UART16550 correctly - */ -void __init wrppmc_early_putc(char ch) -{ - static volatile unsigned char *wrppmc_uart = \ - (volatile unsigned char *)KSEG1ADDR(WRPPMC_UART16550_BASE); - unsigned char value; - - /* Wait until Transmit-Holding-Register is empty */ - while (1) { - value = *(wrppmc_uart + 5); - if (value & 0x20) - break; - } - - *wrppmc_uart = ch; -} - -void __init wrppmc_early_printk(const char *fmt, ...) -{ - static char pbuf[256] = {'\0', }; - char *ch = pbuf; - va_list args; - unsigned int i; - - memset(pbuf, 0, 256); - va_start(args, fmt); - i = vsprintf(pbuf, fmt, args); - va_end(args); - - /* Print the string */ - while (*ch != '\0') { - wrppmc_early_putc(*ch); - /* if print '\n', also print '\r' */ - if (*ch++ == '\n') - wrppmc_early_putc('\r'); - } -} -#endif /* WRPPMC_EARLY_DEBUG */ - -void __init prom_free_prom_memory(void) -{ -} - -void __init plat_mem_setup(void) -{ - extern void wrppmc_machine_restart(char *command); - extern void wrppmc_machine_halt(void); - - _machine_restart = wrppmc_machine_restart; - _machine_halt = wrppmc_machine_halt; - pm_power_off = wrppmc_machine_halt; - - /* This makes the operations of 'in/out[bwl]' to the - * physical address ( < KSEG0) can work via KSEG1 - */ - set_io_port_base(KSEG1); -} - -const char *get_system_type(void) -{ - return "Wind River PPMC (GT64120)"; -} - -/* - * Initializes basic routines and structures pointers, memory size (as - * given by the bios and saves the command line. - */ -void __init prom_init(void) -{ - add_memory_region(WRPPMC_SDRAM_SCS0_BASE, WRPPMC_SDRAM_SCS0_SIZE, BOOT_MEM_RAM); - add_memory_region(WRPPMC_BOOTROM_BASE, WRPPMC_BOOTROM_SIZE, BOOT_MEM_ROM_DATA); - - wrppmc_early_printk("prom_init: GT64120 SDRAM Bank 0: 0x%x - 0x%08lx\n", - WRPPMC_SDRAM_SCS0_BASE, (WRPPMC_SDRAM_SCS0_BASE + WRPPMC_SDRAM_SCS0_SIZE)); -} diff --git a/arch/mips/wrppmc/time.c b/arch/mips/wrppmc/time.c deleted file mode 100644 index 668dbd5..0000000 --- a/arch/mips/wrppmc/time.c +++ /dev/null @@ -1,39 +0,0 @@ -/* - * time.c: MIPS CPU Count/Compare timer hookup - * - * Author: Mark.Zhan, - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1996, 1997, 2004 by Ralf Baechle (ralf@linux-mips.org) - * Copyright (C) 2006, Wind River System Inc. - */ -#include -#include -#include - -#include -#include - -#define WRPPMC_CPU_CLK_FREQ 40000000 /* 40MHZ */ - -/* - * Estimate CPU frequency. Sets mips_hpt_frequency as a side-effect - * - * NOTE: We disable all GT64120 timers, and use MIPS processor internal - * timer as the source of kernel clock tick. - */ -void __init plat_time_init(void) -{ - /* Disable GT64120 timers */ - GT_WRITE(GT_TC_CONTROL_OFS, 0x00); - GT_WRITE(GT_TC0_OFS, 0x00); - GT_WRITE(GT_TC1_OFS, 0x00); - GT_WRITE(GT_TC2_OFS, 0x00); - GT_WRITE(GT_TC3_OFS, 0x00); - - /* Use MIPS compare/count internal timer */ - mips_hpt_frequency = WRPPMC_CPU_CLK_FREQ; -} diff --git a/arch/mn10300/include/uapi/asm/socket.h b/arch/mn10300/include/uapi/asm/socket.h index db80fd3..e2a2b203 100644 --- a/arch/mn10300/include/uapi/asm/socket.h +++ b/arch/mn10300/include/uapi/asm/socket.h @@ -74,6 +74,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _ASM_SOCKET_H */ diff --git a/arch/parisc/include/uapi/asm/fcntl.h b/arch/parisc/include/uapi/asm/fcntl.h index cc61c47..34a46cb 100644 --- a/arch/parisc/include/uapi/asm/fcntl.h +++ b/arch/parisc/include/uapi/asm/fcntl.h @@ -20,7 +20,7 @@ #define O_INVISIBLE 004000000 /* invisible I/O, for DMAPI/XDSM */ #define O_PATH 020000000 -#define O_TMPFILE 040000000 +#define __O_TMPFILE 040000000 #define F_GETLK64 8 #define F_SETLK64 9 diff --git a/arch/parisc/include/uapi/asm/socket.h b/arch/parisc/include/uapi/asm/socket.h index f866fff..71700e6 100644 --- a/arch/parisc/include/uapi/asm/socket.h +++ b/arch/parisc/include/uapi/asm/socket.h @@ -73,7 +73,7 @@ #define SO_SELECT_ERR_QUEUE 0x4026 -#define SO_LL 0x4027 +#define SO_BUSY_POLL 0x4027 /* O_NONBLOCK clashes with the bits used for socket types. Therefore we * have to define SOCK_NONBLOCK to a different value here. diff --git a/arch/powerpc/include/uapi/asm/socket.h b/arch/powerpc/include/uapi/asm/socket.h index 405fb09..a6d7446 100644 --- a/arch/powerpc/include/uapi/asm/socket.h +++ b/arch/powerpc/include/uapi/asm/socket.h @@ -81,6 +81,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _ASM_POWERPC_SOCKET_H */ diff --git a/arch/powerpc/perf/power7-pmu.c b/arch/powerpc/perf/power7-pmu.c index 13c3f0e..d1821b8 100644 --- a/arch/powerpc/perf/power7-pmu.c +++ b/arch/powerpc/perf/power7-pmu.c @@ -60,7 +60,7 @@ #define PME_PM_LD_REF_L1 0xc880 #define PME_PM_LD_MISS_L1 0x400f0 #define PME_PM_BRU_FIN 0x10068 -#define PME_PM_BRU_MPRED 0x400f6 +#define PME_PM_BR_MPRED 0x400f6 #define PME_PM_CMPLU_STALL_FXU 0x20014 #define PME_PM_CMPLU_STALL_DIV 0x40014 @@ -349,7 +349,7 @@ static int power7_generic_events[] = { [PERF_COUNT_HW_CACHE_REFERENCES] = PME_PM_LD_REF_L1, [PERF_COUNT_HW_CACHE_MISSES] = PME_PM_LD_MISS_L1, [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = PME_PM_BRU_FIN, - [PERF_COUNT_HW_BRANCH_MISSES] = PME_PM_BRU_MPRED, + [PERF_COUNT_HW_BRANCH_MISSES] = PME_PM_BR_MPRED, }; #define C(x) PERF_COUNT_HW_CACHE_##x @@ -405,7 +405,7 @@ GENERIC_EVENT_ATTR(instructions, INST_CMPL); GENERIC_EVENT_ATTR(cache-references, LD_REF_L1); GENERIC_EVENT_ATTR(cache-misses, LD_MISS_L1); GENERIC_EVENT_ATTR(branch-instructions, BRU_FIN); -GENERIC_EVENT_ATTR(branch-misses, BRU_MPRED); +GENERIC_EVENT_ATTR(branch-misses, BR_MPRED); POWER_EVENT_ATTR(CYC, CYC); POWER_EVENT_ATTR(GCT_NOSLOT_CYC, GCT_NOSLOT_CYC); @@ -414,7 +414,7 @@ POWER_EVENT_ATTR(INST_CMPL, INST_CMPL); POWER_EVENT_ATTR(LD_REF_L1, LD_REF_L1); POWER_EVENT_ATTR(LD_MISS_L1, LD_MISS_L1); POWER_EVENT_ATTR(BRU_FIN, BRU_FIN) -POWER_EVENT_ATTR(BRU_MPRED, BRU_MPRED); +POWER_EVENT_ATTR(BR_MPRED, BR_MPRED); POWER_EVENT_ATTR(CMPLU_STALL_FXU, CMPLU_STALL_FXU); POWER_EVENT_ATTR(CMPLU_STALL_DIV, CMPLU_STALL_DIV); @@ -449,7 +449,7 @@ static struct attribute *power7_events_attr[] = { GENERIC_EVENT_PTR(LD_REF_L1), GENERIC_EVENT_PTR(LD_MISS_L1), GENERIC_EVENT_PTR(BRU_FIN), - GENERIC_EVENT_PTR(BRU_MPRED), + GENERIC_EVENT_PTR(BR_MPRED), POWER_EVENT_PTR(CYC), POWER_EVENT_PTR(GCT_NOSLOT_CYC), @@ -458,7 +458,7 @@ static struct attribute *power7_events_attr[] = { POWER_EVENT_PTR(LD_REF_L1), POWER_EVENT_PTR(LD_MISS_L1), POWER_EVENT_PTR(BRU_FIN), - POWER_EVENT_PTR(BRU_MPRED), + POWER_EVENT_PTR(BR_MPRED), POWER_EVENT_PTR(CMPLU_STALL_FXU), POWER_EVENT_PTR(CMPLU_STALL_DIV), diff --git a/arch/s390/include/uapi/asm/socket.h b/arch/s390/include/uapi/asm/socket.h index 0c5105fb..9249449 100644 --- a/arch/s390/include/uapi/asm/socket.h +++ b/arch/s390/include/uapi/asm/socket.h @@ -80,6 +80,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _ASM_SOCKET_H */ diff --git a/arch/sparc/include/uapi/asm/fcntl.h b/arch/sparc/include/uapi/asm/fcntl.h index d73e5e0..7e8ace5 100644 --- a/arch/sparc/include/uapi/asm/fcntl.h +++ b/arch/sparc/include/uapi/asm/fcntl.h @@ -35,7 +35,7 @@ #define O_SYNC (__O_SYNC|O_DSYNC) #define O_PATH 0x1000000 -#define O_TMPFILE 0x2000000 +#define __O_TMPFILE 0x2000000 #define F_GETOWN 5 /* for sockets. */ #define F_SETOWN 6 /* for sockets. */ diff --git a/arch/sparc/include/uapi/asm/socket.h b/arch/sparc/include/uapi/asm/socket.h index b46c3fa..4e1d66c 100644 --- a/arch/sparc/include/uapi/asm/socket.h +++ b/arch/sparc/include/uapi/asm/socket.h @@ -70,7 +70,7 @@ #define SO_SELECT_ERR_QUEUE 0x0029 -#define SO_LL 0x0030 +#define SO_BUSY_POLL 0x0030 /* Security levels - as per NRL IPv6 - don't actually do anything */ #define SO_SECURITY_AUTHENTICATION 0x5001 diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c index 0920212..ba77ebc 100644 --- a/arch/x86/kernel/nmi.c +++ b/arch/x86/kernel/nmi.c @@ -111,7 +111,7 @@ static int __kprobes nmi_handle(unsigned int type, struct pt_regs *regs, bool b2 */ list_for_each_entry_rcu(a, &desc->head, list) { u64 before, delta, whole_msecs; - int decimal_msecs, thishandled; + int remainder_ns, decimal_msecs, thishandled; before = local_clock(); thishandled = a->handler(type, regs); @@ -123,8 +123,9 @@ static int __kprobes nmi_handle(unsigned int type, struct pt_regs *regs, bool b2 continue; nmi_longest_ns = delta; - whole_msecs = do_div(delta, (1000 * 1000)); - decimal_msecs = do_div(delta, 1000) % 1000; + whole_msecs = delta; + remainder_ns = do_div(whole_msecs, (1000 * 1000)); + decimal_msecs = remainder_ns / 1000; printk_ratelimited(KERN_INFO "INFO: NMI handler (%ps) took too long to run: " "%lld.%03d msecs\n", a->handler, whole_msecs, diff --git a/arch/xtensa/include/uapi/asm/socket.h b/arch/xtensa/include/uapi/asm/socket.h index b21ace4..c114483 100644 --- a/arch/xtensa/include/uapi/asm/socket.h +++ b/arch/xtensa/include/uapi/asm/socket.h @@ -85,6 +85,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* _XTENSA_SOCKET_H */ diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index aba6e93..80dc988 100644 --- a/drivers/ata/Kconfig +++ b/drivers/ata/Kconfig @@ -160,7 +160,7 @@ config PDC_ADMA config PATA_OCTEON_CF tristate "OCTEON Boot Bus Compact Flash support" - depends on CPU_CAVIUM_OCTEON + depends on CAVIUM_OCTEON_SOC help This option enables a polled compact flash driver for use with compact flash cards attached to the OCTEON boot bus. diff --git a/drivers/base/dma-buf.c b/drivers/base/dma-buf.c index 08fe897..6687ba7 100644 --- a/drivers/base/dma-buf.c +++ b/drivers/base/dma-buf.c @@ -680,10 +680,7 @@ int dma_buf_debugfs_create_file(const char *name, d = debugfs_create_file(name, S_IRUGO, dma_buf_debugfs_dir, write, &dma_buf_debug_fops); - if (IS_ERR(d)) - return PTR_ERR(d); - - return 0; + return PTR_RET(d); } #else static inline int dma_buf_init_debugfs(void) diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index 2f9dbf7..40a8654 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -167,7 +167,7 @@ config HW_RANDOM_OMAP config HW_RANDOM_OCTEON tristate "Octeon Random Number Generator support" - depends on HW_RANDOM && CPU_CAVIUM_OCTEON + depends on HW_RANDOM && CAVIUM_OCTEON_SOC default HW_RANDOM ---help--- This driver provides kernel-side support for the Random Number diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index 81465c2..b7b9b04 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -27,6 +27,11 @@ config DW_APB_TIMER_OF config ARMADA_370_XP_TIMER bool +config ORION_TIMER + select CLKSRC_OF + select CLKSRC_MMIO + bool + config SUN4I_TIMER bool @@ -69,6 +74,19 @@ config ARM_ARCH_TIMER bool select CLKSRC_OF if OF +config ARM_GLOBAL_TIMER + bool + select CLKSRC_OF if OF + help + This options enables support for the ARM global timer unit + +config CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK + bool + depends on ARM_GLOBAL_TIMER + default y + help + Use ARM global timer clock source as sched_clock + config CLKSRC_METAG_GENERIC def_bool y if METAG help diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile index 9ba8b4d..8b00c5c 100644 --- a/drivers/clocksource/Makefile +++ b/drivers/clocksource/Makefile @@ -15,6 +15,7 @@ obj-$(CONFIG_DW_APB_TIMER_OF) += dw_apb_timer_of.o obj-$(CONFIG_CLKSRC_NOMADIK_MTU) += nomadik-mtu.o obj-$(CONFIG_CLKSRC_DBX500_PRCMU) += clksrc-dbx500-prcmu.o obj-$(CONFIG_ARMADA_370_XP_TIMER) += time-armada-370-xp.o +obj-$(CONFIG_ORION_TIMER) += time-orion.o obj-$(CONFIG_ARCH_BCM2835) += bcm2835_timer.o obj-$(CONFIG_ARCH_MARCO) += timer-marco.o obj-$(CONFIG_ARCH_MXS) += mxs_timer.o @@ -30,5 +31,6 @@ obj-$(CONFIG_CLKSRC_SAMSUNG_PWM) += samsung_pwm_timer.o obj-$(CONFIG_VF_PIT_TIMER) += vf_pit_timer.o obj-$(CONFIG_ARM_ARCH_TIMER) += arm_arch_timer.o +obj-$(CONFIG_ARM_GLOBAL_TIMER) += arm_global_timer.o obj-$(CONFIG_CLKSRC_METAG_GENERIC) += metag_generic.o obj-$(CONFIG_ARCH_HAS_TICK_BROADCAST) += dummy_timer.o diff --git a/drivers/clocksource/arm_global_timer.c b/drivers/clocksource/arm_global_timer.c new file mode 100644 index 0000000..db8afc7 --- /dev/null +++ b/drivers/clocksource/arm_global_timer.c @@ -0,0 +1,321 @@ +/* + * drivers/clocksource/arm_global_timer.c + * + * Copyright (C) 2013 STMicroelectronics (R&D) Limited. + * Author: Stuart Menefy + * Author: Srinivas Kandagatla + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#define GT_COUNTER0 0x00 +#define GT_COUNTER1 0x04 + +#define GT_CONTROL 0x08 +#define GT_CONTROL_TIMER_ENABLE BIT(0) /* this bit is NOT banked */ +#define GT_CONTROL_COMP_ENABLE BIT(1) /* banked */ +#define GT_CONTROL_IRQ_ENABLE BIT(2) /* banked */ +#define GT_CONTROL_AUTO_INC BIT(3) /* banked */ + +#define GT_INT_STATUS 0x0c +#define GT_INT_STATUS_EVENT_FLAG BIT(0) + +#define GT_COMP0 0x10 +#define GT_COMP1 0x14 +#define GT_AUTO_INC 0x18 + +/* + * We are expecting to be clocked by the ARM peripheral clock. + * + * Note: it is assumed we are using a prescaler value of zero, so this is + * the units for all operations. + */ +static void __iomem *gt_base; +static unsigned long gt_clk_rate; +static int gt_ppi; +static struct clock_event_device __percpu *gt_evt; + +/* + * To get the value from the Global Timer Counter register proceed as follows: + * 1. Read the upper 32-bit timer counter register + * 2. Read the lower 32-bit timer counter register + * 3. Read the upper 32-bit timer counter register again. If the value is + * different to the 32-bit upper value read previously, go back to step 2. + * Otherwise the 64-bit timer counter value is correct. + */ +static u64 gt_counter_read(void) +{ + u64 counter; + u32 lower; + u32 upper, old_upper; + + upper = readl_relaxed(gt_base + GT_COUNTER1); + do { + old_upper = upper; + lower = readl_relaxed(gt_base + GT_COUNTER0); + upper = readl_relaxed(gt_base + GT_COUNTER1); + } while (upper != old_upper); + + counter = upper; + counter <<= 32; + counter |= lower; + return counter; +} + +/** + * To ensure that updates to comparator value register do not set the + * Interrupt Status Register proceed as follows: + * 1. Clear the Comp Enable bit in the Timer Control Register. + * 2. Write the lower 32-bit Comparator Value Register. + * 3. Write the upper 32-bit Comparator Value Register. + * 4. Set the Comp Enable bit and, if necessary, the IRQ enable bit. + */ +static void gt_compare_set(unsigned long delta, int periodic) +{ + u64 counter = gt_counter_read(); + unsigned long ctrl; + + counter += delta; + ctrl = GT_CONTROL_TIMER_ENABLE; + writel(ctrl, gt_base + GT_CONTROL); + writel(lower_32_bits(counter), gt_base + GT_COMP0); + writel(upper_32_bits(counter), gt_base + GT_COMP1); + + if (periodic) { + writel(delta, gt_base + GT_AUTO_INC); + ctrl |= GT_CONTROL_AUTO_INC; + } + + ctrl |= GT_CONTROL_COMP_ENABLE | GT_CONTROL_IRQ_ENABLE; + writel(ctrl, gt_base + GT_CONTROL); +} + +static void gt_clockevent_set_mode(enum clock_event_mode mode, + struct clock_event_device *clk) +{ + unsigned long ctrl; + + switch (mode) { + case CLOCK_EVT_MODE_PERIODIC: + gt_compare_set(DIV_ROUND_CLOSEST(gt_clk_rate, HZ), 1); + break; + case CLOCK_EVT_MODE_ONESHOT: + case CLOCK_EVT_MODE_UNUSED: + case CLOCK_EVT_MODE_SHUTDOWN: + ctrl = readl(gt_base + GT_CONTROL); + ctrl &= ~(GT_CONTROL_COMP_ENABLE | + GT_CONTROL_IRQ_ENABLE | GT_CONTROL_AUTO_INC); + writel(ctrl, gt_base + GT_CONTROL); + break; + default: + break; + } +} + +static int gt_clockevent_set_next_event(unsigned long evt, + struct clock_event_device *unused) +{ + gt_compare_set(evt, 0); + return 0; +} + +static irqreturn_t gt_clockevent_interrupt(int irq, void *dev_id) +{ + struct clock_event_device *evt = dev_id; + + if (!(readl_relaxed(gt_base + GT_INT_STATUS) & + GT_INT_STATUS_EVENT_FLAG)) + return IRQ_NONE; + + /** + * ERRATA 740657( Global Timer can send 2 interrupts for + * the same event in single-shot mode) + * Workaround: + * Either disable single-shot mode. + * Or + * Modify the Interrupt Handler to avoid the + * offending sequence. This is achieved by clearing + * the Global Timer flag _after_ having incremented + * the Comparator register value to a higher value. + */ + if (evt->mode == CLOCK_EVT_MODE_ONESHOT) + gt_compare_set(ULONG_MAX, 0); + + writel_relaxed(GT_INT_STATUS_EVENT_FLAG, gt_base + GT_INT_STATUS); + evt->event_handler(evt); + + return IRQ_HANDLED; +} + +static int __cpuinit gt_clockevents_init(struct clock_event_device *clk) +{ + int cpu = smp_processor_id(); + + clk->name = "arm_global_timer"; + clk->features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT; + clk->set_mode = gt_clockevent_set_mode; + clk->set_next_event = gt_clockevent_set_next_event; + clk->cpumask = cpumask_of(cpu); + clk->rating = 300; + clk->irq = gt_ppi; + clockevents_config_and_register(clk, gt_clk_rate, + 1, 0xffffffff); + enable_percpu_irq(clk->irq, IRQ_TYPE_NONE); + return 0; +} + +static void gt_clockevents_stop(struct clock_event_device *clk) +{ + gt_clockevent_set_mode(CLOCK_EVT_MODE_UNUSED, clk); + disable_percpu_irq(clk->irq); +} + +static cycle_t gt_clocksource_read(struct clocksource *cs) +{ + return gt_counter_read(); +} + +static struct clocksource gt_clocksource = { + .name = "arm_global_timer", + .rating = 300, + .read = gt_clocksource_read, + .mask = CLOCKSOURCE_MASK(64), + .flags = CLOCK_SOURCE_IS_CONTINUOUS, +}; + +#ifdef CONFIG_CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK +static u32 notrace gt_sched_clock_read(void) +{ + return gt_counter_read(); +} +#endif + +static void __init gt_clocksource_init(void) +{ + writel(0, gt_base + GT_CONTROL); + writel(0, gt_base + GT_COUNTER0); + writel(0, gt_base + GT_COUNTER1); + /* enables timer on all the cores */ + writel(GT_CONTROL_TIMER_ENABLE, gt_base + GT_CONTROL); + +#ifdef CONFIG_CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK + setup_sched_clock(gt_sched_clock_read, 32, gt_clk_rate); +#endif + clocksource_register_hz(>_clocksource, gt_clk_rate); +} + +static int __cpuinit gt_cpu_notify(struct notifier_block *self, + unsigned long action, void *hcpu) +{ + switch (action & ~CPU_TASKS_FROZEN) { + case CPU_STARTING: + gt_clockevents_init(this_cpu_ptr(gt_evt)); + break; + case CPU_DYING: + gt_clockevents_stop(this_cpu_ptr(gt_evt)); + break; + } + + return NOTIFY_OK; +} +static struct notifier_block gt_cpu_nb __cpuinitdata = { + .notifier_call = gt_cpu_notify, +}; + +static void __init global_timer_of_register(struct device_node *np) +{ + struct clk *gt_clk; + int err = 0; + + /* + * In r2p0 the comparators for each processor with the global timer + * fire when the timer value is greater than or equal to. In previous + * revisions the comparators fired when the timer value was equal to. + */ + if ((read_cpuid_id() & 0xf0000f) < 0x200000) { + pr_warn("global-timer: non support for this cpu version.\n"); + return; + } + + gt_ppi = irq_of_parse_and_map(np, 0); + if (!gt_ppi) { + pr_warn("global-timer: unable to parse irq\n"); + return; + } + + gt_base = of_iomap(np, 0); + if (!gt_base) { + pr_warn("global-timer: invalid base address\n"); + return; + } + + gt_clk = of_clk_get(np, 0); + if (!IS_ERR(gt_clk)) { + err = clk_prepare_enable(gt_clk); + if (err) + goto out_unmap; + } else { + pr_warn("global-timer: clk not found\n"); + err = -EINVAL; + goto out_unmap; + } + + gt_clk_rate = clk_get_rate(gt_clk); + gt_evt = alloc_percpu(struct clock_event_device); + if (!gt_evt) { + pr_warn("global-timer: can't allocate memory\n"); + err = -ENOMEM; + goto out_clk; + } + + err = request_percpu_irq(gt_ppi, gt_clockevent_interrupt, + "gt", gt_evt); + if (err) { + pr_warn("global-timer: can't register interrupt %d (%d)\n", + gt_ppi, err); + goto out_free; + } + + err = register_cpu_notifier(>_cpu_nb); + if (err) { + pr_warn("global-timer: unable to register cpu notifier.\n"); + goto out_irq; + } + + /* Immediately configure the timer on the boot CPU */ + gt_clocksource_init(); + gt_clockevents_init(this_cpu_ptr(gt_evt)); + + return; + +out_irq: + free_percpu_irq(gt_ppi, gt_evt); +out_free: + free_percpu(gt_evt); +out_clk: + clk_disable_unprepare(gt_clk); +out_unmap: + iounmap(gt_base); + WARN(err, "ARM Global timer register failed (%d)\n", err); +} + +/* Only tested on r2p2 and r3p0 */ +CLOCKSOURCE_OF_DECLARE(arm_gt, "arm,cortex-a9-global-timer", + global_timer_of_register); diff --git a/drivers/clocksource/time-orion.c b/drivers/clocksource/time-orion.c new file mode 100644 index 0000000..ecbeb68 --- /dev/null +++ b/drivers/clocksource/time-orion.c @@ -0,0 +1,150 @@ +/* + * Marvell Orion SoC timer handling. + * + * Sebastian Hesselbarth + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + * + * Timer 0 is used as free-running clocksource, while timer 1 is + * used as clock_event_device. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define TIMER_CTRL 0x00 +#define TIMER0_EN BIT(0) +#define TIMER0_RELOAD_EN BIT(1) +#define TIMER1_EN BIT(2) +#define TIMER1_RELOAD_EN BIT(3) +#define TIMER0_RELOAD 0x10 +#define TIMER0_VAL 0x14 +#define TIMER1_RELOAD 0x18 +#define TIMER1_VAL 0x1c + +#define ORION_ONESHOT_MIN 1 +#define ORION_ONESHOT_MAX 0xfffffffe + +static void __iomem *timer_base; +static DEFINE_SPINLOCK(timer_ctrl_lock); + +/* + * Thread-safe access to TIMER_CTRL register + * (shared with watchdog timer) + */ +void orion_timer_ctrl_clrset(u32 clr, u32 set) +{ + spin_lock(&timer_ctrl_lock); + writel((readl(timer_base + TIMER_CTRL) & ~clr) | set, + timer_base + TIMER_CTRL); + spin_unlock(&timer_ctrl_lock); +} +EXPORT_SYMBOL(orion_timer_ctrl_clrset); + +/* + * Free-running clocksource handling. + */ +static u32 notrace orion_read_sched_clock(void) +{ + return ~readl(timer_base + TIMER0_VAL); +} + +/* + * Clockevent handling. + */ +static u32 ticks_per_jiffy; + +static int orion_clkevt_next_event(unsigned long delta, + struct clock_event_device *dev) +{ + /* setup and enable one-shot timer */ + writel(delta, timer_base + TIMER1_VAL); + orion_timer_ctrl_clrset(TIMER1_RELOAD_EN, TIMER1_EN); + + return 0; +} + +static void orion_clkevt_mode(enum clock_event_mode mode, + struct clock_event_device *dev) +{ + if (mode == CLOCK_EVT_MODE_PERIODIC) { + /* setup and enable periodic timer at 1/HZ intervals */ + writel(ticks_per_jiffy - 1, timer_base + TIMER1_RELOAD); + writel(ticks_per_jiffy - 1, timer_base + TIMER1_VAL); + orion_timer_ctrl_clrset(0, TIMER1_RELOAD_EN | TIMER1_EN); + } else { + /* disable timer */ + orion_timer_ctrl_clrset(TIMER1_RELOAD_EN | TIMER1_EN, 0); + } +} + +static struct clock_event_device orion_clkevt = { + .name = "orion_event", + .features = CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_PERIODIC, + .shift = 32, + .rating = 300, + .set_next_event = orion_clkevt_next_event, + .set_mode = orion_clkevt_mode, +}; + +static irqreturn_t orion_clkevt_irq_handler(int irq, void *dev_id) +{ + orion_clkevt.event_handler(&orion_clkevt); + return IRQ_HANDLED; +} + +static struct irqaction orion_clkevt_irq = { + .name = "orion_event", + .flags = IRQF_TIMER, + .handler = orion_clkevt_irq_handler, +}; + +static void __init orion_timer_init(struct device_node *np) +{ + struct clk *clk; + int irq; + + /* timer registers are shared with watchdog timer */ + timer_base = of_iomap(np, 0); + if (!timer_base) + panic("%s: unable to map resource\n", np->name); + + clk = of_clk_get(np, 0); + if (IS_ERR(clk)) + panic("%s: unable to get clk\n", np->name); + clk_prepare_enable(clk); + + /* we are only interested in timer1 irq */ + irq = irq_of_parse_and_map(np, 1); + if (irq <= 0) + panic("%s: unable to parse timer1 irq\n", np->name); + + /* setup timer0 as free-running clocksource */ + writel(~0, timer_base + TIMER0_VAL); + writel(~0, timer_base + TIMER0_RELOAD); + orion_timer_ctrl_clrset(0, TIMER0_RELOAD_EN | TIMER0_EN); + clocksource_mmio_init(timer_base + TIMER0_VAL, "orion_clocksource", + clk_get_rate(clk), 300, 32, + clocksource_mmio_readl_down); + setup_sched_clock(orion_read_sched_clock, 32, clk_get_rate(clk)); + + /* setup timer1 as clockevent timer */ + if (setup_irq(irq, &orion_clkevt_irq)) + panic("%s: unable to setup irq\n", np->name); + + ticks_per_jiffy = (clk_get_rate(clk) + HZ/2) / HZ; + orion_clkevt.cpumask = cpumask_of(0); + orion_clkevt.irq = irq; + clockevents_config_and_register(&orion_clkevt, clk_get_rate(clk), + ORION_ONESHOT_MIN, ORION_ONESHOT_MAX); +} +CLOCKSOURCE_OF_DECLARE(orion_timer, "marvell,orion-timer", orion_timer_init); diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig index a697a64..878f090 100644 --- a/drivers/edac/Kconfig +++ b/drivers/edac/Kconfig @@ -349,21 +349,21 @@ config EDAC_OCTEON_PC config EDAC_OCTEON_L2C tristate "Cavium Octeon Secondary Caches (L2C)" - depends on EDAC_MM_EDAC && CPU_CAVIUM_OCTEON + depends on EDAC_MM_EDAC && CAVIUM_OCTEON_SOC help Support for error detection and correction on the Cavium Octeon family of SOCs. config EDAC_OCTEON_LMC tristate "Cavium Octeon DRAM Memory Controller (LMC)" - depends on EDAC_MM_EDAC && CPU_CAVIUM_OCTEON + depends on EDAC_MM_EDAC && CAVIUM_OCTEON_SOC help Support for error detection and correction on the Cavium Octeon family of SOCs. config EDAC_OCTEON_PCI tristate "Cavium Octeon PCI Controller" - depends on EDAC_MM_EDAC && PCI && CPU_CAVIUM_OCTEON + depends on EDAC_MM_EDAC && PCI && CAVIUM_OCTEON_SOC help Support for error detection and correction on the Cavium Octeon family of SOCs. diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index fdc2ab4..dc6dea6 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -739,7 +739,7 @@ config I2C_WMT config I2C_OCTEON tristate "Cavium OCTEON I2C bus support" - depends on CPU_CAVIUM_OCTEON + depends on CAVIUM_OCTEON_SOC help Say yes if you want to support the I2C serial bus on Cavium OCTEON SOC. diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig index c85b56c..5ceda71 100644 --- a/drivers/infiniband/Kconfig +++ b/drivers/infiniband/Kconfig @@ -50,6 +50,7 @@ source "drivers/infiniband/hw/amso1100/Kconfig" source "drivers/infiniband/hw/cxgb3/Kconfig" source "drivers/infiniband/hw/cxgb4/Kconfig" source "drivers/infiniband/hw/mlx4/Kconfig" +source "drivers/infiniband/hw/mlx5/Kconfig" source "drivers/infiniband/hw/nes/Kconfig" source "drivers/infiniband/hw/ocrdma/Kconfig" diff --git a/drivers/infiniband/Makefile b/drivers/infiniband/Makefile index b126fef..1fe6988 100644 --- a/drivers/infiniband/Makefile +++ b/drivers/infiniband/Makefile @@ -7,6 +7,7 @@ obj-$(CONFIG_INFINIBAND_AMSO1100) += hw/amso1100/ obj-$(CONFIG_INFINIBAND_CXGB3) += hw/cxgb3/ obj-$(CONFIG_INFINIBAND_CXGB4) += hw/cxgb4/ obj-$(CONFIG_MLX4_INFINIBAND) += hw/mlx4/ +obj-$(CONFIG_MLX5_INFINIBAND) += hw/mlx5/ obj-$(CONFIG_INFINIBAND_NES) += hw/nes/ obj-$(CONFIG_INFINIBAND_OCRDMA) += hw/ocrdma/ obj-$(CONFIG_INFINIBAND_IPOIB) += ulp/ipoib/ diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index eaec8d7..e90f2b2 100644 --- a/drivers/infiniband/core/addr.c +++ b/drivers/infiniband/core/addr.c @@ -45,6 +45,7 @@ #include #include #include +#include MODULE_AUTHOR("Sean Hefty"); MODULE_DESCRIPTION("IB Address Translation"); @@ -70,6 +71,21 @@ static LIST_HEAD(req_list); static DECLARE_DELAYED_WORK(work, process_req); static struct workqueue_struct *addr_wq; +int rdma_addr_size(struct sockaddr *addr) +{ + switch (addr->sa_family) { + case AF_INET: + return sizeof(struct sockaddr_in); + case AF_INET6: + return sizeof(struct sockaddr_in6); + case AF_IB: + return sizeof(struct sockaddr_ib); + default: + return 0; + } +} +EXPORT_SYMBOL(rdma_addr_size); + void rdma_addr_register_client(struct rdma_addr_client *client) { atomic_set(&client->refcount, 1); @@ -369,12 +385,12 @@ int rdma_resolve_ip(struct rdma_addr_client *client, goto err; } - memcpy(src_in, src_addr, ip_addr_size(src_addr)); + memcpy(src_in, src_addr, rdma_addr_size(src_addr)); } else { src_in->sa_family = dst_addr->sa_family; } - memcpy(dst_in, dst_addr, ip_addr_size(dst_addr)); + memcpy(dst_in, dst_addr, rdma_addr_size(dst_addr)); req->addr = addr; req->callback = callback; req->context = context; diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 34fbc2f..f1c279f 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -50,6 +50,7 @@ #include #include #include +#include #include #include #include @@ -79,7 +80,6 @@ static LIST_HEAD(dev_list); static LIST_HEAD(listen_any_list); static DEFINE_MUTEX(lock); static struct workqueue_struct *cma_wq; -static DEFINE_IDR(sdp_ps); static DEFINE_IDR(tcp_ps); static DEFINE_IDR(udp_ps); static DEFINE_IDR(ipoib_ps); @@ -195,24 +195,7 @@ struct cma_hdr { union cma_ip_addr dst_addr; }; -struct sdp_hh { - u8 bsdh[16]; - u8 sdp_version; /* Major version: 7:4 */ - u8 ip_version; /* IP version: 7:4 */ - u8 sdp_specific1[10]; - __be16 port; - __be16 sdp_specific2; - union cma_ip_addr src_addr; - union cma_ip_addr dst_addr; -}; - -struct sdp_hah { - u8 bsdh[16]; - u8 sdp_version; -}; - #define CMA_VERSION 0x00 -#define SDP_MAJ_VERSION 0x2 static int cma_comp(struct rdma_id_private *id_priv, enum rdma_cm_state comp) { @@ -261,21 +244,6 @@ static inline void cma_set_ip_ver(struct cma_hdr *hdr, u8 ip_ver) hdr->ip_version = (ip_ver << 4) | (hdr->ip_version & 0xF); } -static inline u8 sdp_get_majv(u8 sdp_version) -{ - return sdp_version >> 4; -} - -static inline u8 sdp_get_ip_ver(struct sdp_hh *hh) -{ - return hh->ip_version >> 4; -} - -static inline void sdp_set_ip_ver(struct sdp_hh *hh, u8 ip_ver) -{ - hh->ip_version = (ip_ver << 4) | (hh->ip_version & 0xF); -} - static void cma_attach_to_dev(struct rdma_id_private *id_priv, struct cma_device *cma_dev) { @@ -310,16 +278,40 @@ static void cma_release_dev(struct rdma_id_private *id_priv) mutex_unlock(&lock); } -static int cma_set_qkey(struct rdma_id_private *id_priv) +static inline struct sockaddr *cma_src_addr(struct rdma_id_private *id_priv) +{ + return (struct sockaddr *) &id_priv->id.route.addr.src_addr; +} + +static inline struct sockaddr *cma_dst_addr(struct rdma_id_private *id_priv) +{ + return (struct sockaddr *) &id_priv->id.route.addr.dst_addr; +} + +static inline unsigned short cma_family(struct rdma_id_private *id_priv) +{ + return id_priv->id.route.addr.src_addr.ss_family; +} + +static int cma_set_qkey(struct rdma_id_private *id_priv, u32 qkey) { struct ib_sa_mcmember_rec rec; int ret = 0; - if (id_priv->qkey) + if (id_priv->qkey) { + if (qkey && id_priv->qkey != qkey) + return -EINVAL; + return 0; + } + + if (qkey) { + id_priv->qkey = qkey; return 0; + } switch (id_priv->id.ps) { case RDMA_PS_UDP: + case RDMA_PS_IB: id_priv->qkey = RDMA_UDP_QKEY; break; case RDMA_PS_IPOIB: @@ -358,6 +350,27 @@ static int find_gid_port(struct ib_device *device, union ib_gid *gid, u8 port_nu return -EADDRNOTAVAIL; } +static void cma_translate_ib(struct sockaddr_ib *sib, struct rdma_dev_addr *dev_addr) +{ + dev_addr->dev_type = ARPHRD_INFINIBAND; + rdma_addr_set_sgid(dev_addr, (union ib_gid *) &sib->sib_addr); + ib_addr_set_pkey(dev_addr, ntohs(sib->sib_pkey)); +} + +static int cma_translate_addr(struct sockaddr *addr, struct rdma_dev_addr *dev_addr) +{ + int ret; + + if (addr->sa_family != AF_IB) { + ret = rdma_translate_ip(addr, dev_addr); + } else { + cma_translate_ib((struct sockaddr_ib *) addr, dev_addr); + ret = 0; + } + + return ret; +} + static int cma_acquire_dev(struct rdma_id_private *id_priv) { struct rdma_dev_addr *dev_addr = &id_priv->id.route.addr.dev_addr; @@ -401,6 +414,61 @@ out: return ret; } +/* + * Select the source IB device and address to reach the destination IB address. + */ +static int cma_resolve_ib_dev(struct rdma_id_private *id_priv) +{ + struct cma_device *cma_dev, *cur_dev; + struct sockaddr_ib *addr; + union ib_gid gid, sgid, *dgid; + u16 pkey, index; + u8 port, p; + int i; + + cma_dev = NULL; + addr = (struct sockaddr_ib *) cma_dst_addr(id_priv); + dgid = (union ib_gid *) &addr->sib_addr; + pkey = ntohs(addr->sib_pkey); + + list_for_each_entry(cur_dev, &dev_list, list) { + if (rdma_node_get_transport(cur_dev->device->node_type) != RDMA_TRANSPORT_IB) + continue; + + for (p = 1; p <= cur_dev->device->phys_port_cnt; ++p) { + if (ib_find_cached_pkey(cur_dev->device, p, pkey, &index)) + continue; + + for (i = 0; !ib_get_cached_gid(cur_dev->device, p, i, &gid); i++) { + if (!memcmp(&gid, dgid, sizeof(gid))) { + cma_dev = cur_dev; + sgid = gid; + port = p; + goto found; + } + + if (!cma_dev && (gid.global.subnet_prefix == + dgid->global.subnet_prefix)) { + cma_dev = cur_dev; + sgid = gid; + port = p; + } + } + } + } + + if (!cma_dev) + return -ENODEV; + +found: + cma_attach_to_dev(id_priv, cma_dev); + id_priv->id.port_num = port; + addr = (struct sockaddr_ib *) cma_src_addr(id_priv); + memcpy(&addr->sib_addr, &sgid, sizeof sgid); + cma_translate_ib(addr, &id_priv->id.route.addr.dev_addr); + return 0; +} + static void cma_deref_id(struct rdma_id_private *id_priv) { if (atomic_dec_and_test(&id_priv->refcount)) @@ -630,7 +698,7 @@ static int cma_ib_init_qp_attr(struct rdma_id_private *id_priv, *qp_attr_mask = IB_QP_STATE | IB_QP_PKEY_INDEX | IB_QP_PORT; if (id_priv->id.qp_type == IB_QPT_UD) { - ret = cma_set_qkey(id_priv); + ret = cma_set_qkey(id_priv, 0); if (ret) return ret; @@ -679,26 +747,30 @@ EXPORT_SYMBOL(rdma_init_qp_attr); static inline int cma_zero_addr(struct sockaddr *addr) { - struct in6_addr *ip6; - - if (addr->sa_family == AF_INET) - return ipv4_is_zeronet( - ((struct sockaddr_in *)addr)->sin_addr.s_addr); - else { - ip6 = &((struct sockaddr_in6 *) addr)->sin6_addr; - return (ip6->s6_addr32[0] | ip6->s6_addr32[1] | - ip6->s6_addr32[2] | ip6->s6_addr32[3]) == 0; + switch (addr->sa_family) { + case AF_INET: + return ipv4_is_zeronet(((struct sockaddr_in *)addr)->sin_addr.s_addr); + case AF_INET6: + return ipv6_addr_any(&((struct sockaddr_in6 *) addr)->sin6_addr); + case AF_IB: + return ib_addr_any(&((struct sockaddr_ib *) addr)->sib_addr); + default: + return 0; } } static inline int cma_loopback_addr(struct sockaddr *addr) { - if (addr->sa_family == AF_INET) - return ipv4_is_loopback( - ((struct sockaddr_in *) addr)->sin_addr.s_addr); - else - return ipv6_addr_loopback( - &((struct sockaddr_in6 *) addr)->sin6_addr); + switch (addr->sa_family) { + case AF_INET: + return ipv4_is_loopback(((struct sockaddr_in *) addr)->sin_addr.s_addr); + case AF_INET6: + return ipv6_addr_loopback(&((struct sockaddr_in6 *) addr)->sin6_addr); + case AF_IB: + return ib_addr_loopback(&((struct sockaddr_ib *) addr)->sib_addr); + default: + return 0; + } } static inline int cma_any_addr(struct sockaddr *addr) @@ -715,18 +787,31 @@ static int cma_addr_cmp(struct sockaddr *src, struct sockaddr *dst) case AF_INET: return ((struct sockaddr_in *) src)->sin_addr.s_addr != ((struct sockaddr_in *) dst)->sin_addr.s_addr; - default: + case AF_INET6: return ipv6_addr_cmp(&((struct sockaddr_in6 *) src)->sin6_addr, &((struct sockaddr_in6 *) dst)->sin6_addr); + default: + return ib_addr_cmp(&((struct sockaddr_ib *) src)->sib_addr, + &((struct sockaddr_ib *) dst)->sib_addr); } } -static inline __be16 cma_port(struct sockaddr *addr) +static __be16 cma_port(struct sockaddr *addr) { - if (addr->sa_family == AF_INET) + struct sockaddr_ib *sib; + + switch (addr->sa_family) { + case AF_INET: return ((struct sockaddr_in *) addr)->sin_port; - else + case AF_INET6: return ((struct sockaddr_in6 *) addr)->sin6_port; + case AF_IB: + sib = (struct sockaddr_ib *) addr; + return htons((u16) (be64_to_cpu(sib->sib_sid) & + be64_to_cpu(sib->sib_sid_mask))); + default: + return 0; + } } static inline int cma_any_port(struct sockaddr *addr) @@ -734,83 +819,92 @@ static inline int cma_any_port(struct sockaddr *addr) return !cma_port(addr); } -static int cma_get_net_info(void *hdr, enum rdma_port_space ps, - u8 *ip_ver, __be16 *port, - union cma_ip_addr **src, union cma_ip_addr **dst) +static void cma_save_ib_info(struct rdma_cm_id *id, struct rdma_cm_id *listen_id, + struct ib_sa_path_rec *path) { - switch (ps) { - case RDMA_PS_SDP: - if (sdp_get_majv(((struct sdp_hh *) hdr)->sdp_version) != - SDP_MAJ_VERSION) - return -EINVAL; + struct sockaddr_ib *listen_ib, *ib; - *ip_ver = sdp_get_ip_ver(hdr); - *port = ((struct sdp_hh *) hdr)->port; - *src = &((struct sdp_hh *) hdr)->src_addr; - *dst = &((struct sdp_hh *) hdr)->dst_addr; - break; - default: - if (((struct cma_hdr *) hdr)->cma_version != CMA_VERSION) - return -EINVAL; + listen_ib = (struct sockaddr_ib *) &listen_id->route.addr.src_addr; + ib = (struct sockaddr_ib *) &id->route.addr.src_addr; + ib->sib_family = listen_ib->sib_family; + ib->sib_pkey = path->pkey; + ib->sib_flowinfo = path->flow_label; + memcpy(&ib->sib_addr, &path->sgid, 16); + ib->sib_sid = listen_ib->sib_sid; + ib->sib_sid_mask = cpu_to_be64(0xffffffffffffffffULL); + ib->sib_scope_id = listen_ib->sib_scope_id; - *ip_ver = cma_get_ip_ver(hdr); - *port = ((struct cma_hdr *) hdr)->port; - *src = &((struct cma_hdr *) hdr)->src_addr; - *dst = &((struct cma_hdr *) hdr)->dst_addr; - break; - } - - if (*ip_ver != 4 && *ip_ver != 6) - return -EINVAL; - return 0; + ib = (struct sockaddr_ib *) &id->route.addr.dst_addr; + ib->sib_family = listen_ib->sib_family; + ib->sib_pkey = path->pkey; + ib->sib_flowinfo = path->flow_label; + memcpy(&ib->sib_addr, &path->dgid, 16); } -static void cma_save_net_info(struct rdma_addr *addr, - struct rdma_addr *listen_addr, - u8 ip_ver, __be16 port, - union cma_ip_addr *src, union cma_ip_addr *dst) +static void cma_save_ip4_info(struct rdma_cm_id *id, struct rdma_cm_id *listen_id, + struct cma_hdr *hdr) { struct sockaddr_in *listen4, *ip4; + + listen4 = (struct sockaddr_in *) &listen_id->route.addr.src_addr; + ip4 = (struct sockaddr_in *) &id->route.addr.src_addr; + ip4->sin_family = listen4->sin_family; + ip4->sin_addr.s_addr = hdr->dst_addr.ip4.addr; + ip4->sin_port = listen4->sin_port; + + ip4 = (struct sockaddr_in *) &id->route.addr.dst_addr; + ip4->sin_family = listen4->sin_family; + ip4->sin_addr.s_addr = hdr->src_addr.ip4.addr; + ip4->sin_port = hdr->port; +} + +static void cma_save_ip6_info(struct rdma_cm_id *id, struct rdma_cm_id *listen_id, + struct cma_hdr *hdr) +{ struct sockaddr_in6 *listen6, *ip6; - switch (ip_ver) { + listen6 = (struct sockaddr_in6 *) &listen_id->route.addr.src_addr; + ip6 = (struct sockaddr_in6 *) &id->route.addr.src_addr; + ip6->sin6_family = listen6->sin6_family; + ip6->sin6_addr = hdr->dst_addr.ip6; + ip6->sin6_port = listen6->sin6_port; + + ip6 = (struct sockaddr_in6 *) &id->route.addr.dst_addr; + ip6->sin6_family = listen6->sin6_family; + ip6->sin6_addr = hdr->src_addr.ip6; + ip6->sin6_port = hdr->port; +} + +static int cma_save_net_info(struct rdma_cm_id *id, struct rdma_cm_id *listen_id, + struct ib_cm_event *ib_event) +{ + struct cma_hdr *hdr; + + if (listen_id->route.addr.src_addr.ss_family == AF_IB) { + cma_save_ib_info(id, listen_id, ib_event->param.req_rcvd.primary_path); + return 0; + } + + hdr = ib_event->private_data; + if (hdr->cma_version != CMA_VERSION) + return -EINVAL; + + switch (cma_get_ip_ver(hdr)) { case 4: - listen4 = (struct sockaddr_in *) &listen_addr->src_addr; - ip4 = (struct sockaddr_in *) &addr->src_addr; - ip4->sin_family = listen4->sin_family; - ip4->sin_addr.s_addr = dst->ip4.addr; - ip4->sin_port = listen4->sin_port; - - ip4 = (struct sockaddr_in *) &addr->dst_addr; - ip4->sin_family = listen4->sin_family; - ip4->sin_addr.s_addr = src->ip4.addr; - ip4->sin_port = port; + cma_save_ip4_info(id, listen_id, hdr); break; case 6: - listen6 = (struct sockaddr_in6 *) &listen_addr->src_addr; - ip6 = (struct sockaddr_in6 *) &addr->src_addr; - ip6->sin6_family = listen6->sin6_family; - ip6->sin6_addr = dst->ip6; - ip6->sin6_port = listen6->sin6_port; - - ip6 = (struct sockaddr_in6 *) &addr->dst_addr; - ip6->sin6_family = listen6->sin6_family; - ip6->sin6_addr = src->ip6; - ip6->sin6_port = port; + cma_save_ip6_info(id, listen_id, hdr); break; default: - break; + return -EINVAL; } + return 0; } -static inline int cma_user_data_offset(enum rdma_port_space ps) +static inline int cma_user_data_offset(struct rdma_id_private *id_priv) { - switch (ps) { - case RDMA_PS_SDP: - return 0; - default: - return sizeof(struct cma_hdr); - } + return cma_family(id_priv) == AF_IB ? 0 : sizeof(struct cma_hdr); } static void cma_cancel_route(struct rdma_id_private *id_priv) @@ -861,8 +955,7 @@ static void cma_cancel_operation(struct rdma_id_private *id_priv, cma_cancel_route(id_priv); break; case RDMA_CM_LISTEN: - if (cma_any_addr((struct sockaddr *) &id_priv->id.route.addr.src_addr) - && !id_priv->cma_dev) + if (cma_any_addr(cma_src_addr(id_priv)) && !id_priv->cma_dev) cma_cancel_listens(id_priv); break; default: @@ -977,16 +1070,6 @@ reject: return ret; } -static int cma_verify_rep(struct rdma_id_private *id_priv, void *data) -{ - if (id_priv->id.ps == RDMA_PS_SDP && - sdp_get_majv(((struct sdp_hah *) data)->sdp_version) != - SDP_MAJ_VERSION) - return -EINVAL; - - return 0; -} - static void cma_set_rep_event_data(struct rdma_cm_event *event, struct ib_cm_rep_event_param *rep_data, void *private_data) @@ -1021,15 +1104,13 @@ static int cma_ib_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event) event.status = -ETIMEDOUT; break; case IB_CM_REP_RECEIVED: - event.status = cma_verify_rep(id_priv, ib_event->private_data); - if (event.status) - event.event = RDMA_CM_EVENT_CONNECT_ERROR; - else if (id_priv->id.qp && id_priv->id.ps != RDMA_PS_SDP) { + if (id_priv->id.qp) { event.status = cma_rep_recv(id_priv); event.event = event.status ? RDMA_CM_EVENT_CONNECT_ERROR : RDMA_CM_EVENT_ESTABLISHED; - } else + } else { event.event = RDMA_CM_EVENT_CONNECT_RESPONSE; + } cma_set_rep_event_data(&event, &ib_event->param.rep_rcvd, ib_event->private_data); break; @@ -1085,22 +1166,16 @@ static struct rdma_id_private *cma_new_conn_id(struct rdma_cm_id *listen_id, struct rdma_id_private *id_priv; struct rdma_cm_id *id; struct rdma_route *rt; - union cma_ip_addr *src, *dst; - __be16 port; - u8 ip_ver; int ret; - if (cma_get_net_info(ib_event->private_data, listen_id->ps, - &ip_ver, &port, &src, &dst)) - return NULL; - id = rdma_create_id(listen_id->event_handler, listen_id->context, listen_id->ps, ib_event->param.req_rcvd.qp_type); if (IS_ERR(id)) return NULL; - cma_save_net_info(&id->route.addr, &listen_id->route.addr, - ip_ver, port, src, dst); + id_priv = container_of(id, struct rdma_id_private, id); + if (cma_save_net_info(id, listen_id, ib_event)) + goto err; rt = &id->route; rt->num_paths = ib_event->param.req_rcvd.alternate_path ? 2 : 1; @@ -1113,19 +1188,17 @@ static struct rdma_id_private *cma_new_conn_id(struct rdma_cm_id *listen_id, if (rt->num_paths == 2) rt->path_rec[1] = *ib_event->param.req_rcvd.alternate_path; - if (cma_any_addr((struct sockaddr *) &rt->addr.src_addr)) { + if (cma_any_addr(cma_src_addr(id_priv))) { rt->addr.dev_addr.dev_type = ARPHRD_INFINIBAND; rdma_addr_set_sgid(&rt->addr.dev_addr, &rt->path_rec[0].sgid); ib_addr_set_pkey(&rt->addr.dev_addr, be16_to_cpu(rt->path_rec[0].pkey)); } else { - ret = rdma_translate_ip((struct sockaddr *) &rt->addr.src_addr, - &rt->addr.dev_addr); + ret = cma_translate_addr(cma_src_addr(id_priv), &rt->addr.dev_addr); if (ret) goto err; } rdma_addr_set_dgid(&rt->addr.dev_addr, &rt->path_rec[0].dgid); - id_priv = container_of(id, struct rdma_id_private, id); id_priv->state = RDMA_CM_CONNECT; return id_priv; @@ -1139,9 +1212,6 @@ static struct rdma_id_private *cma_new_udp_id(struct rdma_cm_id *listen_id, { struct rdma_id_private *id_priv; struct rdma_cm_id *id; - union cma_ip_addr *src, *dst; - __be16 port; - u8 ip_ver; int ret; id = rdma_create_id(listen_id->event_handler, listen_id->context, @@ -1149,22 +1219,16 @@ static struct rdma_id_private *cma_new_udp_id(struct rdma_cm_id *listen_id, if (IS_ERR(id)) return NULL; - - if (cma_get_net_info(ib_event->private_data, listen_id->ps, - &ip_ver, &port, &src, &dst)) + id_priv = container_of(id, struct rdma_id_private, id); + if (cma_save_net_info(id, listen_id, ib_event)) goto err; - cma_save_net_info(&id->route.addr, &listen_id->route.addr, - ip_ver, port, src, dst); - if (!cma_any_addr((struct sockaddr *) &id->route.addr.src_addr)) { - ret = rdma_translate_ip((struct sockaddr *) &id->route.addr.src_addr, - &id->route.addr.dev_addr); + ret = cma_translate_addr(cma_src_addr(id_priv), &id->route.addr.dev_addr); if (ret) goto err; } - id_priv = container_of(id, struct rdma_id_private, id); id_priv->state = RDMA_CM_CONNECT; return id_priv; err: @@ -1210,7 +1274,7 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event) return -ECONNABORTED; memset(&event, 0, sizeof event); - offset = cma_user_data_offset(listen_id->id.ps); + offset = cma_user_data_offset(listen_id); event.event = RDMA_CM_EVENT_CONNECT_REQUEST; if (ib_event->event == IB_CM_SIDR_REQ_RECEIVED) { conn_id = cma_new_udp_id(&listen_id->id, ib_event); @@ -1272,58 +1336,44 @@ err1: return ret; } -static __be64 cma_get_service_id(enum rdma_port_space ps, struct sockaddr *addr) +__be64 rdma_get_service_id(struct rdma_cm_id *id, struct sockaddr *addr) { - return cpu_to_be64(((u64)ps << 16) + be16_to_cpu(cma_port(addr))); + if (addr->sa_family == AF_IB) + return ((struct sockaddr_ib *) addr)->sib_sid; + + return cpu_to_be64(((u64)id->ps << 16) + be16_to_cpu(cma_port(addr))); } +EXPORT_SYMBOL(rdma_get_service_id); static void cma_set_compare_data(enum rdma_port_space ps, struct sockaddr *addr, struct ib_cm_compare_data *compare) { struct cma_hdr *cma_data, *cma_mask; - struct sdp_hh *sdp_data, *sdp_mask; __be32 ip4_addr; struct in6_addr ip6_addr; memset(compare, 0, sizeof *compare); cma_data = (void *) compare->data; cma_mask = (void *) compare->mask; - sdp_data = (void *) compare->data; - sdp_mask = (void *) compare->mask; switch (addr->sa_family) { case AF_INET: ip4_addr = ((struct sockaddr_in *) addr)->sin_addr.s_addr; - if (ps == RDMA_PS_SDP) { - sdp_set_ip_ver(sdp_data, 4); - sdp_set_ip_ver(sdp_mask, 0xF); - sdp_data->dst_addr.ip4.addr = ip4_addr; - sdp_mask->dst_addr.ip4.addr = htonl(~0); - } else { - cma_set_ip_ver(cma_data, 4); - cma_set_ip_ver(cma_mask, 0xF); - if (!cma_any_addr(addr)) { - cma_data->dst_addr.ip4.addr = ip4_addr; - cma_mask->dst_addr.ip4.addr = htonl(~0); - } + cma_set_ip_ver(cma_data, 4); + cma_set_ip_ver(cma_mask, 0xF); + if (!cma_any_addr(addr)) { + cma_data->dst_addr.ip4.addr = ip4_addr; + cma_mask->dst_addr.ip4.addr = htonl(~0); } break; case AF_INET6: ip6_addr = ((struct sockaddr_in6 *) addr)->sin6_addr; - if (ps == RDMA_PS_SDP) { - sdp_set_ip_ver(sdp_data, 6); - sdp_set_ip_ver(sdp_mask, 0xF); - sdp_data->dst_addr.ip6 = ip6_addr; - memset(&sdp_mask->dst_addr.ip6, 0xFF, - sizeof sdp_mask->dst_addr.ip6); - } else { - cma_set_ip_ver(cma_data, 6); - cma_set_ip_ver(cma_mask, 0xF); - if (!cma_any_addr(addr)) { - cma_data->dst_addr.ip6 = ip6_addr; - memset(&cma_mask->dst_addr.ip6, 0xFF, - sizeof cma_mask->dst_addr.ip6); - } + cma_set_ip_ver(cma_data, 6); + cma_set_ip_ver(cma_mask, 0xF); + if (!cma_any_addr(addr)) { + cma_data->dst_addr.ip6 = ip6_addr; + memset(&cma_mask->dst_addr.ip6, 0xFF, + sizeof cma_mask->dst_addr.ip6); } break; default: @@ -1347,9 +1397,9 @@ static int cma_iw_handler(struct iw_cm_id *iw_id, struct iw_cm_event *iw_event) event.event = RDMA_CM_EVENT_DISCONNECTED; break; case IW_CM_EVENT_CONNECT_REPLY: - sin = (struct sockaddr_in *) &id_priv->id.route.addr.src_addr; + sin = (struct sockaddr_in *) cma_src_addr(id_priv); *sin = iw_event->local_addr; - sin = (struct sockaddr_in *) &id_priv->id.route.addr.dst_addr; + sin = (struct sockaddr_in *) cma_dst_addr(id_priv); *sin = iw_event->remote_addr; switch (iw_event->status) { case 0: @@ -1447,9 +1497,9 @@ static int iw_conn_req_handler(struct iw_cm_id *cm_id, cm_id->context = conn_id; cm_id->cm_handler = cma_iw_handler; - sin = (struct sockaddr_in *) &new_cm_id->route.addr.src_addr; + sin = (struct sockaddr_in *) cma_src_addr(conn_id); *sin = iw_event->local_addr; - sin = (struct sockaddr_in *) &new_cm_id->route.addr.dst_addr; + sin = (struct sockaddr_in *) cma_dst_addr(conn_id); *sin = iw_event->remote_addr; ret = ib_query_device(conn_id->id.device, &attr); @@ -1506,8 +1556,8 @@ static int cma_ib_listen(struct rdma_id_private *id_priv) id_priv->cm_id.ib = id; - addr = (struct sockaddr *) &id_priv->id.route.addr.src_addr; - svc_id = cma_get_service_id(id_priv->id.ps, addr); + addr = cma_src_addr(id_priv); + svc_id = rdma_get_service_id(&id_priv->id, addr); if (cma_any_addr(addr) && !id_priv->afonly) ret = ib_cm_listen(id_priv->cm_id.ib, svc_id, 0, NULL); else { @@ -1537,7 +1587,7 @@ static int cma_iw_listen(struct rdma_id_private *id_priv, int backlog) id_priv->cm_id.iw = id; - sin = (struct sockaddr_in *) &id_priv->id.route.addr.src_addr; + sin = (struct sockaddr_in *) cma_src_addr(id_priv); id_priv->cm_id.iw->local_addr = *sin; ret = iw_cm_listen(id_priv->cm_id.iw, backlog); @@ -1567,6 +1617,10 @@ static void cma_listen_on_dev(struct rdma_id_private *id_priv, struct rdma_cm_id *id; int ret; + if (cma_family(id_priv) == AF_IB && + rdma_node_get_transport(cma_dev->device->node_type) != RDMA_TRANSPORT_IB) + return; + id = rdma_create_id(cma_listen_handler, id_priv, id_priv->id.ps, id_priv->id.qp_type); if (IS_ERR(id)) @@ -1575,8 +1629,8 @@ static void cma_listen_on_dev(struct rdma_id_private *id_priv, dev_id_priv = container_of(id, struct rdma_id_private, id); dev_id_priv->state = RDMA_CM_ADDR_BOUND; - memcpy(&id->route.addr.src_addr, &id_priv->id.route.addr.src_addr, - ip_addr_size((struct sockaddr *) &id_priv->id.route.addr.src_addr)); + memcpy(cma_src_addr(dev_id_priv), cma_src_addr(id_priv), + rdma_addr_size(cma_src_addr(id_priv))); cma_attach_to_dev(dev_id_priv, cma_dev); list_add_tail(&dev_id_priv->listen_list, &id_priv->listen_list); @@ -1634,31 +1688,39 @@ static void cma_query_handler(int status, struct ib_sa_path_rec *path_rec, static int cma_query_ib_route(struct rdma_id_private *id_priv, int timeout_ms, struct cma_work *work) { - struct rdma_addr *addr = &id_priv->id.route.addr; + struct rdma_dev_addr *dev_addr = &id_priv->id.route.addr.dev_addr; struct ib_sa_path_rec path_rec; ib_sa_comp_mask comp_mask; struct sockaddr_in6 *sin6; + struct sockaddr_ib *sib; memset(&path_rec, 0, sizeof path_rec); - rdma_addr_get_sgid(&addr->dev_addr, &path_rec.sgid); - rdma_addr_get_dgid(&addr->dev_addr, &path_rec.dgid); - path_rec.pkey = cpu_to_be16(ib_addr_get_pkey(&addr->dev_addr)); + rdma_addr_get_sgid(dev_addr, &path_rec.sgid); + rdma_addr_get_dgid(dev_addr, &path_rec.dgid); + path_rec.pkey = cpu_to_be16(ib_addr_get_pkey(dev_addr)); path_rec.numb_path = 1; path_rec.reversible = 1; - path_rec.service_id = cma_get_service_id(id_priv->id.ps, - (struct sockaddr *) &addr->dst_addr); + path_rec.service_id = rdma_get_service_id(&id_priv->id, cma_dst_addr(id_priv)); comp_mask = IB_SA_PATH_REC_DGID | IB_SA_PATH_REC_SGID | IB_SA_PATH_REC_PKEY | IB_SA_PATH_REC_NUMB_PATH | IB_SA_PATH_REC_REVERSIBLE | IB_SA_PATH_REC_SERVICE_ID; - if (addr->src_addr.ss_family == AF_INET) { + switch (cma_family(id_priv)) { + case AF_INET: path_rec.qos_class = cpu_to_be16((u16) id_priv->tos); comp_mask |= IB_SA_PATH_REC_QOS_CLASS; - } else { - sin6 = (struct sockaddr_in6 *) &addr->src_addr; + break; + case AF_INET6: + sin6 = (struct sockaddr_in6 *) cma_src_addr(id_priv); path_rec.traffic_class = (u8) (be32_to_cpu(sin6->sin6_flowinfo) >> 20); comp_mask |= IB_SA_PATH_REC_TRAFFIC_CLASS; + break; + case AF_IB: + sib = (struct sockaddr_ib *) cma_src_addr(id_priv); + path_rec.traffic_class = (u8) (be32_to_cpu(sib->sib_flowinfo) >> 20); + comp_mask |= IB_SA_PATH_REC_TRAFFIC_CLASS; + break; } id_priv->query_id = ib_sa_path_rec_get(&sa_client, id_priv->id.device, @@ -1800,14 +1862,9 @@ static int cma_resolve_iboe_route(struct rdma_id_private *id_priv) struct rdma_addr *addr = &route->addr; struct cma_work *work; int ret; - struct sockaddr_in *src_addr = (struct sockaddr_in *)&route->addr.src_addr; - struct sockaddr_in *dst_addr = (struct sockaddr_in *)&route->addr.dst_addr; struct net_device *ndev = NULL; u16 vid; - if (src_addr->sin_family != dst_addr->sin_family) - return -EINVAL; - work = kzalloc(sizeof *work, GFP_KERNEL); if (!work) return -ENOMEM; @@ -1913,28 +1970,57 @@ err: } EXPORT_SYMBOL(rdma_resolve_route); +static void cma_set_loopback(struct sockaddr *addr) +{ + switch (addr->sa_family) { + case AF_INET: + ((struct sockaddr_in *) addr)->sin_addr.s_addr = htonl(INADDR_LOOPBACK); + break; + case AF_INET6: + ipv6_addr_set(&((struct sockaddr_in6 *) addr)->sin6_addr, + 0, 0, 0, htonl(1)); + break; + default: + ib_addr_set(&((struct sockaddr_ib *) addr)->sib_addr, + 0, 0, 0, htonl(1)); + break; + } +} + static int cma_bind_loopback(struct rdma_id_private *id_priv) { - struct cma_device *cma_dev; + struct cma_device *cma_dev, *cur_dev; struct ib_port_attr port_attr; union ib_gid gid; u16 pkey; int ret; u8 p; + cma_dev = NULL; mutex_lock(&lock); - if (list_empty(&dev_list)) { + list_for_each_entry(cur_dev, &dev_list, list) { + if (cma_family(id_priv) == AF_IB && + rdma_node_get_transport(cur_dev->device->node_type) != RDMA_TRANSPORT_IB) + continue; + + if (!cma_dev) + cma_dev = cur_dev; + + for (p = 1; p <= cur_dev->device->phys_port_cnt; ++p) { + if (!ib_query_port(cur_dev->device, p, &port_attr) && + port_attr.state == IB_PORT_ACTIVE) { + cma_dev = cur_dev; + goto port_found; + } + } + } + + if (!cma_dev) { ret = -ENODEV; goto out; } - list_for_each_entry(cma_dev, &dev_list, list) - for (p = 1; p <= cma_dev->device->phys_port_cnt; ++p) - if (!ib_query_port(cma_dev->device, p, &port_attr) && - port_attr.state == IB_PORT_ACTIVE) - goto port_found; p = 1; - cma_dev = list_entry(dev_list.next, struct cma_device, list); port_found: ret = ib_get_cached_gid(cma_dev->device, p, 0, &gid); @@ -1953,6 +2039,7 @@ port_found: ib_addr_set_pkey(&id_priv->id.route.addr.dev_addr, pkey); id_priv->id.port_num = p; cma_attach_to_dev(id_priv, cma_dev); + cma_set_loopback(cma_src_addr(id_priv)); out: mutex_unlock(&lock); return ret; @@ -1980,8 +2067,7 @@ static void addr_handler(int status, struct sockaddr *src_addr, event.event = RDMA_CM_EVENT_ADDR_ERROR; event.status = status; } else { - memcpy(&id_priv->id.route.addr.src_addr, src_addr, - ip_addr_size(src_addr)); + memcpy(cma_src_addr(id_priv), src_addr, rdma_addr_size(src_addr)); event.event = RDMA_CM_EVENT_ADDR_RESOLVED; } @@ -2000,7 +2086,6 @@ out: static int cma_resolve_loopback(struct rdma_id_private *id_priv) { struct cma_work *work; - struct sockaddr *src, *dst; union ib_gid gid; int ret; @@ -2017,18 +2102,36 @@ static int cma_resolve_loopback(struct rdma_id_private *id_priv) rdma_addr_get_sgid(&id_priv->id.route.addr.dev_addr, &gid); rdma_addr_set_dgid(&id_priv->id.route.addr.dev_addr, &gid); - src = (struct sockaddr *) &id_priv->id.route.addr.src_addr; - if (cma_zero_addr(src)) { - dst = (struct sockaddr *) &id_priv->id.route.addr.dst_addr; - if ((src->sa_family = dst->sa_family) == AF_INET) { - ((struct sockaddr_in *)src)->sin_addr = - ((struct sockaddr_in *)dst)->sin_addr; - } else { - ((struct sockaddr_in6 *)src)->sin6_addr = - ((struct sockaddr_in6 *)dst)->sin6_addr; - } + work->id = id_priv; + INIT_WORK(&work->work, cma_work_handler); + work->old_state = RDMA_CM_ADDR_QUERY; + work->new_state = RDMA_CM_ADDR_RESOLVED; + work->event.event = RDMA_CM_EVENT_ADDR_RESOLVED; + queue_work(cma_wq, &work->work); + return 0; +err: + kfree(work); + return ret; +} + +static int cma_resolve_ib_addr(struct rdma_id_private *id_priv) +{ + struct cma_work *work; + int ret; + + work = kzalloc(sizeof *work, GFP_KERNEL); + if (!work) + return -ENOMEM; + + if (!id_priv->cma_dev) { + ret = cma_resolve_ib_dev(id_priv); + if (ret) + goto err; } + rdma_addr_set_dgid(&id_priv->id.route.addr.dev_addr, (union ib_gid *) + &(((struct sockaddr_ib *) &id_priv->id.route.addr.dst_addr)->sib_addr)); + work->id = id_priv; INIT_WORK(&work->work, cma_work_handler); work->old_state = RDMA_CM_ADDR_QUERY; @@ -2046,9 +2149,13 @@ static int cma_bind_addr(struct rdma_cm_id *id, struct sockaddr *src_addr, { if (!src_addr || !src_addr->sa_family) { src_addr = (struct sockaddr *) &id->route.addr.src_addr; - if ((src_addr->sa_family = dst_addr->sa_family) == AF_INET6) { + src_addr->sa_family = dst_addr->sa_family; + if (dst_addr->sa_family == AF_INET6) { ((struct sockaddr_in6 *) src_addr)->sin6_scope_id = ((struct sockaddr_in6 *) dst_addr)->sin6_scope_id; + } else if (dst_addr->sa_family == AF_IB) { + ((struct sockaddr_ib *) src_addr)->sib_pkey = + ((struct sockaddr_ib *) dst_addr)->sib_pkey; } } return rdma_bind_addr(id, src_addr); @@ -2067,17 +2174,25 @@ int rdma_resolve_addr(struct rdma_cm_id *id, struct sockaddr *src_addr, return ret; } + if (cma_family(id_priv) != dst_addr->sa_family) + return -EINVAL; + if (!cma_comp_exch(id_priv, RDMA_CM_ADDR_BOUND, RDMA_CM_ADDR_QUERY)) return -EINVAL; atomic_inc(&id_priv->refcount); - memcpy(&id->route.addr.dst_addr, dst_addr, ip_addr_size(dst_addr)); - if (cma_any_addr(dst_addr)) + memcpy(cma_dst_addr(id_priv), dst_addr, rdma_addr_size(dst_addr)); + if (cma_any_addr(dst_addr)) { ret = cma_resolve_loopback(id_priv); - else - ret = rdma_resolve_ip(&addr_client, (struct sockaddr *) &id->route.addr.src_addr, - dst_addr, &id->route.addr.dev_addr, - timeout_ms, addr_handler, id_priv); + } else { + if (dst_addr->sa_family == AF_IB) { + ret = cma_resolve_ib_addr(id_priv); + } else { + ret = rdma_resolve_ip(&addr_client, cma_src_addr(id_priv), + dst_addr, &id->route.addr.dev_addr, + timeout_ms, addr_handler, id_priv); + } + } if (ret) goto err; @@ -2097,7 +2212,7 @@ int rdma_set_reuseaddr(struct rdma_cm_id *id, int reuse) id_priv = container_of(id, struct rdma_id_private, id); spin_lock_irqsave(&id_priv->lock, flags); - if (id_priv->state == RDMA_CM_IDLE) { + if (reuse || id_priv->state == RDMA_CM_IDLE) { id_priv->reuseaddr = reuse; ret = 0; } else { @@ -2131,10 +2246,29 @@ EXPORT_SYMBOL(rdma_set_afonly); static void cma_bind_port(struct rdma_bind_list *bind_list, struct rdma_id_private *id_priv) { - struct sockaddr_in *sin; + struct sockaddr *addr; + struct sockaddr_ib *sib; + u64 sid, mask; + __be16 port; - sin = (struct sockaddr_in *) &id_priv->id.route.addr.src_addr; - sin->sin_port = htons(bind_list->port); + addr = cma_src_addr(id_priv); + port = htons(bind_list->port); + + switch (addr->sa_family) { + case AF_INET: + ((struct sockaddr_in *) addr)->sin_port = port; + break; + case AF_INET6: + ((struct sockaddr_in6 *) addr)->sin6_port = port; + break; + case AF_IB: + sib = (struct sockaddr_ib *) addr; + sid = be64_to_cpu(sib->sib_sid); + mask = be64_to_cpu(sib->sib_sid_mask); + sib->sib_sid = cpu_to_be64((sid & mask) | (u64) ntohs(port)); + sib->sib_sid_mask = cpu_to_be64(~0ULL); + break; + } id_priv->bind_list = bind_list; hlist_add_head(&id_priv->node, &bind_list->owners); } @@ -2205,7 +2339,7 @@ static int cma_check_port(struct rdma_bind_list *bind_list, struct rdma_id_private *cur_id; struct sockaddr *addr, *cur_addr; - addr = (struct sockaddr *) &id_priv->id.route.addr.src_addr; + addr = cma_src_addr(id_priv); hlist_for_each_entry(cur_id, &bind_list->owners, node) { if (id_priv == cur_id) continue; @@ -2214,7 +2348,7 @@ static int cma_check_port(struct rdma_bind_list *bind_list, cur_id->reuseaddr) continue; - cur_addr = (struct sockaddr *) &cur_id->id.route.addr.src_addr; + cur_addr = cma_src_addr(cur_id); if (id_priv->afonly && cur_id->afonly && (addr->sa_family != cur_addr->sa_family)) continue; @@ -2234,7 +2368,7 @@ static int cma_use_port(struct idr *ps, struct rdma_id_private *id_priv) unsigned short snum; int ret; - snum = ntohs(cma_port((struct sockaddr *) &id_priv->id.route.addr.src_addr)); + snum = ntohs(cma_port(cma_src_addr(id_priv))); if (snum < PROT_SOCK && !capable(CAP_NET_BIND_SERVICE)) return -EACCES; @@ -2261,33 +2395,67 @@ static int cma_bind_listen(struct rdma_id_private *id_priv) return ret; } -static int cma_get_port(struct rdma_id_private *id_priv) +static struct idr *cma_select_inet_ps(struct rdma_id_private *id_priv) { - struct idr *ps; - int ret; - switch (id_priv->id.ps) { - case RDMA_PS_SDP: - ps = &sdp_ps; - break; case RDMA_PS_TCP: - ps = &tcp_ps; - break; + return &tcp_ps; case RDMA_PS_UDP: - ps = &udp_ps; - break; + return &udp_ps; case RDMA_PS_IPOIB: - ps = &ipoib_ps; - break; + return &ipoib_ps; case RDMA_PS_IB: - ps = &ib_ps; - break; + return &ib_ps; default: - return -EPROTONOSUPPORT; + return NULL; + } +} + +static struct idr *cma_select_ib_ps(struct rdma_id_private *id_priv) +{ + struct idr *ps = NULL; + struct sockaddr_ib *sib; + u64 sid_ps, mask, sid; + + sib = (struct sockaddr_ib *) cma_src_addr(id_priv); + mask = be64_to_cpu(sib->sib_sid_mask) & RDMA_IB_IP_PS_MASK; + sid = be64_to_cpu(sib->sib_sid) & mask; + + if ((id_priv->id.ps == RDMA_PS_IB) && (sid == (RDMA_IB_IP_PS_IB & mask))) { + sid_ps = RDMA_IB_IP_PS_IB; + ps = &ib_ps; + } else if (((id_priv->id.ps == RDMA_PS_IB) || (id_priv->id.ps == RDMA_PS_TCP)) && + (sid == (RDMA_IB_IP_PS_TCP & mask))) { + sid_ps = RDMA_IB_IP_PS_TCP; + ps = &tcp_ps; + } else if (((id_priv->id.ps == RDMA_PS_IB) || (id_priv->id.ps == RDMA_PS_UDP)) && + (sid == (RDMA_IB_IP_PS_UDP & mask))) { + sid_ps = RDMA_IB_IP_PS_UDP; + ps = &udp_ps; } + if (ps) { + sib->sib_sid = cpu_to_be64(sid_ps | ntohs(cma_port((struct sockaddr *) sib))); + sib->sib_sid_mask = cpu_to_be64(RDMA_IB_IP_PS_MASK | + be64_to_cpu(sib->sib_sid_mask)); + } + return ps; +} + +static int cma_get_port(struct rdma_id_private *id_priv) +{ + struct idr *ps; + int ret; + + if (cma_family(id_priv) != AF_IB) + ps = cma_select_inet_ps(id_priv); + else + ps = cma_select_ib_ps(id_priv); + if (!ps) + return -EPROTONOSUPPORT; + mutex_lock(&lock); - if (cma_any_port((struct sockaddr *) &id_priv->id.route.addr.src_addr)) + if (cma_any_port(cma_src_addr(id_priv))) ret = cma_alloc_any_port(ps, id_priv); else ret = cma_use_port(ps, id_priv); @@ -2322,8 +2490,8 @@ int rdma_listen(struct rdma_cm_id *id, int backlog) id_priv = container_of(id, struct rdma_id_private, id); if (id_priv->state == RDMA_CM_IDLE) { - ((struct sockaddr *) &id->route.addr.src_addr)->sa_family = AF_INET; - ret = rdma_bind_addr(id, (struct sockaddr *) &id->route.addr.src_addr); + id->route.addr.src_addr.ss_family = AF_INET; + ret = rdma_bind_addr(id, cma_src_addr(id_priv)); if (ret) return ret; } @@ -2370,7 +2538,8 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr *addr) struct rdma_id_private *id_priv; int ret; - if (addr->sa_family != AF_INET && addr->sa_family != AF_INET6) + if (addr->sa_family != AF_INET && addr->sa_family != AF_INET6 && + addr->sa_family != AF_IB) return -EAFNOSUPPORT; id_priv = container_of(id, struct rdma_id_private, id); @@ -2382,7 +2551,7 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr *addr) goto err1; if (!cma_any_addr(addr)) { - ret = rdma_translate_ip(addr, &id->route.addr.dev_addr); + ret = cma_translate_addr(addr, &id->route.addr.dev_addr); if (ret) goto err1; @@ -2391,7 +2560,7 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr *addr) goto err1; } - memcpy(&id->route.addr.src_addr, addr, ip_addr_size(addr)); + memcpy(cma_src_addr(id_priv), addr, rdma_addr_size(addr)); if (!(id_priv->options & (1 << CMA_OPTION_AFONLY))) { if (addr->sa_family == AF_INET) id_priv->afonly = 1; @@ -2414,62 +2583,32 @@ err1: } EXPORT_SYMBOL(rdma_bind_addr); -static int cma_format_hdr(void *hdr, enum rdma_port_space ps, - struct rdma_route *route) +static int cma_format_hdr(void *hdr, struct rdma_id_private *id_priv) { struct cma_hdr *cma_hdr; - struct sdp_hh *sdp_hdr; - if (route->addr.src_addr.ss_family == AF_INET) { + cma_hdr = hdr; + cma_hdr->cma_version = CMA_VERSION; + if (cma_family(id_priv) == AF_INET) { struct sockaddr_in *src4, *dst4; - src4 = (struct sockaddr_in *) &route->addr.src_addr; - dst4 = (struct sockaddr_in *) &route->addr.dst_addr; - - switch (ps) { - case RDMA_PS_SDP: - sdp_hdr = hdr; - if (sdp_get_majv(sdp_hdr->sdp_version) != SDP_MAJ_VERSION) - return -EINVAL; - sdp_set_ip_ver(sdp_hdr, 4); - sdp_hdr->src_addr.ip4.addr = src4->sin_addr.s_addr; - sdp_hdr->dst_addr.ip4.addr = dst4->sin_addr.s_addr; - sdp_hdr->port = src4->sin_port; - break; - default: - cma_hdr = hdr; - cma_hdr->cma_version = CMA_VERSION; - cma_set_ip_ver(cma_hdr, 4); - cma_hdr->src_addr.ip4.addr = src4->sin_addr.s_addr; - cma_hdr->dst_addr.ip4.addr = dst4->sin_addr.s_addr; - cma_hdr->port = src4->sin_port; - break; - } - } else { + src4 = (struct sockaddr_in *) cma_src_addr(id_priv); + dst4 = (struct sockaddr_in *) cma_dst_addr(id_priv); + + cma_set_ip_ver(cma_hdr, 4); + cma_hdr->src_addr.ip4.addr = src4->sin_addr.s_addr; + cma_hdr->dst_addr.ip4.addr = dst4->sin_addr.s_addr; + cma_hdr->port = src4->sin_port; + } else if (cma_family(id_priv) == AF_INET6) { struct sockaddr_in6 *src6, *dst6; - src6 = (struct sockaddr_in6 *) &route->addr.src_addr; - dst6 = (struct sockaddr_in6 *) &route->addr.dst_addr; - - switch (ps) { - case RDMA_PS_SDP: - sdp_hdr = hdr; - if (sdp_get_majv(sdp_hdr->sdp_version) != SDP_MAJ_VERSION) - return -EINVAL; - sdp_set_ip_ver(sdp_hdr, 6); - sdp_hdr->src_addr.ip6 = src6->sin6_addr; - sdp_hdr->dst_addr.ip6 = dst6->sin6_addr; - sdp_hdr->port = src6->sin6_port; - break; - default: - cma_hdr = hdr; - cma_hdr->cma_version = CMA_VERSION; - cma_set_ip_ver(cma_hdr, 6); - cma_hdr->src_addr.ip6 = src6->sin6_addr; - cma_hdr->dst_addr.ip6 = dst6->sin6_addr; - cma_hdr->port = src6->sin6_port; - break; - } + src6 = (struct sockaddr_in6 *) cma_src_addr(id_priv); + dst6 = (struct sockaddr_in6 *) cma_dst_addr(id_priv); + + cma_set_ip_ver(cma_hdr, 6); + cma_hdr->src_addr.ip6 = src6->sin6_addr; + cma_hdr->dst_addr.ip6 = dst6->sin6_addr; + cma_hdr->port = src6->sin6_port; } return 0; } @@ -2499,15 +2638,10 @@ static int cma_sidr_rep_handler(struct ib_cm_id *cm_id, event.status = ib_event->param.sidr_rep_rcvd.status; break; } - ret = cma_set_qkey(id_priv); + ret = cma_set_qkey(id_priv, rep->qkey); if (ret) { event.event = RDMA_CM_EVENT_ADDR_ERROR; - event.status = -EINVAL; - break; - } - if (id_priv->qkey != rep->qkey) { - event.event = RDMA_CM_EVENT_UNREACHABLE; - event.status = -EINVAL; + event.status = ret; break; } ib_init_ah_from_path(id_priv->id.device, id_priv->id.port_num, @@ -2542,27 +2676,31 @@ static int cma_resolve_ib_udp(struct rdma_id_private *id_priv, struct rdma_conn_param *conn_param) { struct ib_cm_sidr_req_param req; - struct rdma_route *route; struct ib_cm_id *id; - int ret; + int offset, ret; - req.private_data_len = sizeof(struct cma_hdr) + - conn_param->private_data_len; + offset = cma_user_data_offset(id_priv); + req.private_data_len = offset + conn_param->private_data_len; if (req.private_data_len < conn_param->private_data_len) return -EINVAL; - req.private_data = kzalloc(req.private_data_len, GFP_ATOMIC); - if (!req.private_data) - return -ENOMEM; + if (req.private_data_len) { + req.private_data = kzalloc(req.private_data_len, GFP_ATOMIC); + if (!req.private_data) + return -ENOMEM; + } else { + req.private_data = NULL; + } if (conn_param->private_data && conn_param->private_data_len) - memcpy((void *) req.private_data + sizeof(struct cma_hdr), + memcpy((void *) req.private_data + offset, conn_param->private_data, conn_param->private_data_len); - route = &id_priv->id.route; - ret = cma_format_hdr((void *) req.private_data, id_priv->id.ps, route); - if (ret) - goto out; + if (req.private_data) { + ret = cma_format_hdr((void *) req.private_data, id_priv); + if (ret) + goto out; + } id = ib_create_cm_id(id_priv->id.device, cma_sidr_rep_handler, id_priv); @@ -2572,9 +2710,8 @@ static int cma_resolve_ib_udp(struct rdma_id_private *id_priv, } id_priv->cm_id.ib = id; - req.path = route->path_rec; - req.service_id = cma_get_service_id(id_priv->id.ps, - (struct sockaddr *) &route->addr.dst_addr); + req.path = id_priv->id.route.path_rec; + req.service_id = rdma_get_service_id(&id_priv->id, cma_dst_addr(id_priv)); req.timeout_ms = 1 << (CMA_CM_RESPONSE_TIMEOUT - 8); req.max_cm_retries = CMA_MAX_CM_RETRIES; @@ -2598,14 +2735,18 @@ static int cma_connect_ib(struct rdma_id_private *id_priv, int offset, ret; memset(&req, 0, sizeof req); - offset = cma_user_data_offset(id_priv->id.ps); + offset = cma_user_data_offset(id_priv); req.private_data_len = offset + conn_param->private_data_len; if (req.private_data_len < conn_param->private_data_len) return -EINVAL; - private_data = kzalloc(req.private_data_len, GFP_ATOMIC); - if (!private_data) - return -ENOMEM; + if (req.private_data_len) { + private_data = kzalloc(req.private_data_len, GFP_ATOMIC); + if (!private_data) + return -ENOMEM; + } else { + private_data = NULL; + } if (conn_param->private_data && conn_param->private_data_len) memcpy(private_data + offset, conn_param->private_data, @@ -2619,17 +2760,18 @@ static int cma_connect_ib(struct rdma_id_private *id_priv, id_priv->cm_id.ib = id; route = &id_priv->id.route; - ret = cma_format_hdr(private_data, id_priv->id.ps, route); - if (ret) - goto out; - req.private_data = private_data; + if (private_data) { + ret = cma_format_hdr(private_data, id_priv); + if (ret) + goto out; + req.private_data = private_data; + } req.primary_path = &route->path_rec[0]; if (route->num_paths == 2) req.alternate_path = &route->path_rec[1]; - req.service_id = cma_get_service_id(id_priv->id.ps, - (struct sockaddr *) &route->addr.dst_addr); + req.service_id = rdma_get_service_id(&id_priv->id, cma_dst_addr(id_priv)); req.qp_num = id_priv->qp_num; req.qp_type = id_priv->id.qp_type; req.starting_psn = id_priv->seq_num; @@ -2668,10 +2810,10 @@ static int cma_connect_iw(struct rdma_id_private *id_priv, id_priv->cm_id.iw = cm_id; - sin = (struct sockaddr_in*) &id_priv->id.route.addr.src_addr; + sin = (struct sockaddr_in *) cma_src_addr(id_priv); cm_id->local_addr = *sin; - sin = (struct sockaddr_in*) &id_priv->id.route.addr.dst_addr; + sin = (struct sockaddr_in *) cma_dst_addr(id_priv); cm_id->remote_addr = *sin; ret = cma_modify_qp_rtr(id_priv, conn_param); @@ -2789,7 +2931,7 @@ static int cma_accept_iw(struct rdma_id_private *id_priv, } static int cma_send_sidr_rep(struct rdma_id_private *id_priv, - enum ib_cm_sidr_status status, + enum ib_cm_sidr_status status, u32 qkey, const void *private_data, int private_data_len) { struct ib_cm_sidr_rep_param rep; @@ -2798,7 +2940,7 @@ static int cma_send_sidr_rep(struct rdma_id_private *id_priv, memset(&rep, 0, sizeof rep); rep.status = status; if (status == IB_SIDR_SUCCESS) { - ret = cma_set_qkey(id_priv); + ret = cma_set_qkey(id_priv, qkey); if (ret) return ret; rep.qp_num = id_priv->qp_num; @@ -2832,11 +2974,12 @@ int rdma_accept(struct rdma_cm_id *id, struct rdma_conn_param *conn_param) if (id->qp_type == IB_QPT_UD) { if (conn_param) ret = cma_send_sidr_rep(id_priv, IB_SIDR_SUCCESS, + conn_param->qkey, conn_param->private_data, conn_param->private_data_len); else ret = cma_send_sidr_rep(id_priv, IB_SIDR_SUCCESS, - NULL, 0); + 0, NULL, 0); } else { if (conn_param) ret = cma_accept_ib(id_priv, conn_param); @@ -2897,7 +3040,7 @@ int rdma_reject(struct rdma_cm_id *id, const void *private_data, switch (rdma_node_get_transport(id->device->node_type)) { case RDMA_TRANSPORT_IB: if (id->qp_type == IB_QPT_UD) - ret = cma_send_sidr_rep(id_priv, IB_SIDR_REJECT, + ret = cma_send_sidr_rep(id_priv, IB_SIDR_REJECT, 0, private_data, private_data_len); else ret = ib_send_cm_rej(id_priv->cm_id.ib, @@ -2958,6 +3101,8 @@ static int cma_ib_mc_handler(int status, struct ib_sa_multicast *multicast) cma_disable_callback(id_priv, RDMA_CM_ADDR_RESOLVED)) return 0; + if (!status) + status = cma_set_qkey(id_priv, be32_to_cpu(multicast->rec.qkey)); mutex_lock(&id_priv->qp_mutex); if (!status && id_priv->id.qp) status = ib_attach_mcast(id_priv->id.qp, &multicast->rec.mgid, @@ -3004,6 +3149,8 @@ static void cma_set_mgid(struct rdma_id_private *id_priv, 0xFF10A01B)) { /* IPv6 address is an SA assigned MGID. */ memcpy(mgid, &sin6->sin6_addr, sizeof *mgid); + } else if (addr->sa_family == AF_IB) { + memcpy(mgid, &((struct sockaddr_ib *) addr)->sib_addr, sizeof *mgid); } else if ((addr->sa_family == AF_INET6)) { ipv6_ib_mc_map(&sin6->sin6_addr, dev_addr->broadcast, mc_map); if (id_priv->id.ps == RDMA_PS_UDP) @@ -3031,9 +3178,12 @@ static int cma_join_ib_multicast(struct rdma_id_private *id_priv, if (ret) return ret; + ret = cma_set_qkey(id_priv, 0); + if (ret) + return ret; + cma_set_mgid(id_priv, (struct sockaddr *) &mc->addr, &rec.mgid); - if (id_priv->id.ps == RDMA_PS_UDP) - rec.qkey = cpu_to_be32(RDMA_UDP_QKEY); + rec.qkey = cpu_to_be32(id_priv->qkey); rdma_addr_get_sgid(dev_addr, &rec.port_gid); rec.pkey = cpu_to_be16(ib_addr_get_pkey(dev_addr)); rec.join_state = 1; @@ -3170,7 +3320,7 @@ int rdma_join_multicast(struct rdma_cm_id *id, struct sockaddr *addr, if (!mc) return -ENOMEM; - memcpy(&mc->addr, addr, ip_addr_size(addr)); + memcpy(&mc->addr, addr, rdma_addr_size(addr)); mc->context = context; mc->id_priv = id_priv; @@ -3215,7 +3365,7 @@ void rdma_leave_multicast(struct rdma_cm_id *id, struct sockaddr *addr) id_priv = container_of(id, struct rdma_id_private, id); spin_lock_irq(&id_priv->lock); list_for_each_entry(mc, &id_priv->mc_list, list) { - if (!memcmp(&mc->addr, addr, ip_addr_size(addr))) { + if (!memcmp(&mc->addr, addr, rdma_addr_size(addr))) { list_del(&mc->list); spin_unlock_irq(&id_priv->lock); @@ -3436,33 +3586,16 @@ static int cma_get_id_stats(struct sk_buff *skb, struct netlink_callback *cb) id_stats->bound_dev_if = id->route.addr.dev_addr.bound_dev_if; - if (id->route.addr.src_addr.ss_family == AF_INET) { - if (ibnl_put_attr(skb, nlh, - sizeof(struct sockaddr_in), - &id->route.addr.src_addr, - RDMA_NL_RDMA_CM_ATTR_SRC_ADDR)) { - goto out; - } - if (ibnl_put_attr(skb, nlh, - sizeof(struct sockaddr_in), - &id->route.addr.dst_addr, - RDMA_NL_RDMA_CM_ATTR_DST_ADDR)) { - goto out; - } - } else if (id->route.addr.src_addr.ss_family == AF_INET6) { - if (ibnl_put_attr(skb, nlh, - sizeof(struct sockaddr_in6), - &id->route.addr.src_addr, - RDMA_NL_RDMA_CM_ATTR_SRC_ADDR)) { - goto out; - } - if (ibnl_put_attr(skb, nlh, - sizeof(struct sockaddr_in6), - &id->route.addr.dst_addr, - RDMA_NL_RDMA_CM_ATTR_DST_ADDR)) { - goto out; - } - } + if (ibnl_put_attr(skb, nlh, + rdma_addr_size(cma_src_addr(id_priv)), + cma_src_addr(id_priv), + RDMA_NL_RDMA_CM_ATTR_SRC_ADDR)) + goto out; + if (ibnl_put_attr(skb, nlh, + rdma_addr_size(cma_src_addr(id_priv)), + cma_dst_addr(id_priv), + RDMA_NL_RDMA_CM_ATTR_DST_ADDR)) + goto out; id_stats->pid = id_priv->owner; id_stats->port_space = id->ps; @@ -3527,7 +3660,6 @@ static void __exit cma_cleanup(void) rdma_addr_unregister_client(&addr_client); ib_sa_unregister_client(&sa_client); destroy_workqueue(cma_wq); - idr_destroy(&sdp_ps); idr_destroy(&tcp_ps); idr_destroy(&udp_ps); idr_destroy(&ipoib_ps); diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index 934f45e..9838ca4 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -652,6 +652,12 @@ void ib_sa_unpack_path(void *attribute, struct ib_sa_path_rec *rec) } EXPORT_SYMBOL(ib_sa_unpack_path); +void ib_sa_pack_path(struct ib_sa_path_rec *rec, void *attribute) +{ + ib_pack(path_rec_table, ARRAY_SIZE(path_rec_table), rec, attribute); +} +EXPORT_SYMBOL(ib_sa_pack_path); + static void ib_sa_path_rec_callback(struct ib_sa_query *sa_query, int status, struct ib_sa_mad *mad) diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c index 99904f7..cde1e7b 100644 --- a/drivers/infiniband/core/sysfs.c +++ b/drivers/infiniband/core/sysfs.c @@ -545,8 +545,10 @@ static int add_port(struct ib_device *device, int port_num, p->gid_group.name = "gids"; p->gid_group.attrs = alloc_group_attrs(show_port_gid, attr.gid_tbl_len); - if (!p->gid_group.attrs) + if (!p->gid_group.attrs) { + ret = -ENOMEM; goto err_remove_pma; + } ret = sysfs_create_group(&p->kobj, &p->gid_group); if (ret) @@ -555,8 +557,10 @@ static int add_port(struct ib_device *device, int port_num, p->pkey_group.name = "pkeys"; p->pkey_group.attrs = alloc_group_attrs(show_port_pkey, attr.pkey_tbl_len); - if (!p->pkey_group.attrs) + if (!p->pkey_group.attrs) { + ret = -ENOMEM; goto err_remove_gid; + } ret = sysfs_create_group(&p->kobj, &p->pkey_group); if (ret) diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c index 5ca44cd..b0f189b 100644 --- a/drivers/infiniband/core/ucma.c +++ b/drivers/infiniband/core/ucma.c @@ -47,6 +47,8 @@ #include #include #include +#include +#include MODULE_AUTHOR("Sean Hefty"); MODULE_DESCRIPTION("RDMA Userspace Connection Manager Access"); @@ -510,10 +512,10 @@ static ssize_t ucma_destroy_id(struct ucma_file *file, const char __user *inbuf, return ret; } -static ssize_t ucma_bind_addr(struct ucma_file *file, const char __user *inbuf, +static ssize_t ucma_bind_ip(struct ucma_file *file, const char __user *inbuf, int in_len, int out_len) { - struct rdma_ucm_bind_addr cmd; + struct rdma_ucm_bind_ip cmd; struct ucma_context *ctx; int ret; @@ -529,24 +531,75 @@ static ssize_t ucma_bind_addr(struct ucma_file *file, const char __user *inbuf, return ret; } +static ssize_t ucma_bind(struct ucma_file *file, const char __user *inbuf, + int in_len, int out_len) +{ + struct rdma_ucm_bind cmd; + struct sockaddr *addr; + struct ucma_context *ctx; + int ret; + + if (copy_from_user(&cmd, inbuf, sizeof(cmd))) + return -EFAULT; + + addr = (struct sockaddr *) &cmd.addr; + if (cmd.reserved || !cmd.addr_size || (cmd.addr_size != rdma_addr_size(addr))) + return -EINVAL; + + ctx = ucma_get_ctx(file, cmd.id); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); + + ret = rdma_bind_addr(ctx->cm_id, addr); + ucma_put_ctx(ctx); + return ret; +} + +static ssize_t ucma_resolve_ip(struct ucma_file *file, + const char __user *inbuf, + int in_len, int out_len) +{ + struct rdma_ucm_resolve_ip cmd; + struct ucma_context *ctx; + int ret; + + if (copy_from_user(&cmd, inbuf, sizeof(cmd))) + return -EFAULT; + + ctx = ucma_get_ctx(file, cmd.id); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); + + ret = rdma_resolve_addr(ctx->cm_id, (struct sockaddr *) &cmd.src_addr, + (struct sockaddr *) &cmd.dst_addr, + cmd.timeout_ms); + ucma_put_ctx(ctx); + return ret; +} + static ssize_t ucma_resolve_addr(struct ucma_file *file, const char __user *inbuf, int in_len, int out_len) { struct rdma_ucm_resolve_addr cmd; + struct sockaddr *src, *dst; struct ucma_context *ctx; int ret; if (copy_from_user(&cmd, inbuf, sizeof(cmd))) return -EFAULT; + src = (struct sockaddr *) &cmd.src_addr; + dst = (struct sockaddr *) &cmd.dst_addr; + if (cmd.reserved || (cmd.src_size && (cmd.src_size != rdma_addr_size(src))) || + !cmd.dst_size || (cmd.dst_size != rdma_addr_size(dst))) + return -EINVAL; + ctx = ucma_get_ctx(file, cmd.id); if (IS_ERR(ctx)) return PTR_ERR(ctx); - ret = rdma_resolve_addr(ctx->cm_id, (struct sockaddr *) &cmd.src_addr, - (struct sockaddr *) &cmd.dst_addr, - cmd.timeout_ms); + ret = rdma_resolve_addr(ctx->cm_id, src, dst, cmd.timeout_ms); ucma_put_ctx(ctx); return ret; } @@ -649,7 +702,7 @@ static ssize_t ucma_query_route(struct ucma_file *file, const char __user *inbuf, int in_len, int out_len) { - struct rdma_ucm_query_route cmd; + struct rdma_ucm_query cmd; struct rdma_ucm_query_route_resp resp; struct ucma_context *ctx; struct sockaddr *addr; @@ -709,7 +762,162 @@ out: return ret; } -static void ucma_copy_conn_param(struct rdma_conn_param *dst, +static void ucma_query_device_addr(struct rdma_cm_id *cm_id, + struct rdma_ucm_query_addr_resp *resp) +{ + if (!cm_id->device) + return; + + resp->node_guid = (__force __u64) cm_id->device->node_guid; + resp->port_num = cm_id->port_num; + resp->pkey = (__force __u16) cpu_to_be16( + ib_addr_get_pkey(&cm_id->route.addr.dev_addr)); +} + +static ssize_t ucma_query_addr(struct ucma_context *ctx, + void __user *response, int out_len) +{ + struct rdma_ucm_query_addr_resp resp; + struct sockaddr *addr; + int ret = 0; + + if (out_len < sizeof(resp)) + return -ENOSPC; + + memset(&resp, 0, sizeof resp); + + addr = (struct sockaddr *) &ctx->cm_id->route.addr.src_addr; + resp.src_size = rdma_addr_size(addr); + memcpy(&resp.src_addr, addr, resp.src_size); + + addr = (struct sockaddr *) &ctx->cm_id->route.addr.dst_addr; + resp.dst_size = rdma_addr_size(addr); + memcpy(&resp.dst_addr, addr, resp.dst_size); + + ucma_query_device_addr(ctx->cm_id, &resp); + + if (copy_to_user(response, &resp, sizeof(resp))) + ret = -EFAULT; + + return ret; +} + +static ssize_t ucma_query_path(struct ucma_context *ctx, + void __user *response, int out_len) +{ + struct rdma_ucm_query_path_resp *resp; + int i, ret = 0; + + if (out_len < sizeof(*resp)) + return -ENOSPC; + + resp = kzalloc(out_len, GFP_KERNEL); + if (!resp) + return -ENOMEM; + + resp->num_paths = ctx->cm_id->route.num_paths; + for (i = 0, out_len -= sizeof(*resp); + i < resp->num_paths && out_len > sizeof(struct ib_path_rec_data); + i++, out_len -= sizeof(struct ib_path_rec_data)) { + + resp->path_data[i].flags = IB_PATH_GMP | IB_PATH_PRIMARY | + IB_PATH_BIDIRECTIONAL; + ib_sa_pack_path(&ctx->cm_id->route.path_rec[i], + &resp->path_data[i].path_rec); + } + + if (copy_to_user(response, resp, + sizeof(*resp) + (i * sizeof(struct ib_path_rec_data)))) + ret = -EFAULT; + + kfree(resp); + return ret; +} + +static ssize_t ucma_query_gid(struct ucma_context *ctx, + void __user *response, int out_len) +{ + struct rdma_ucm_query_addr_resp resp; + struct sockaddr_ib *addr; + int ret = 0; + + if (out_len < sizeof(resp)) + return -ENOSPC; + + memset(&resp, 0, sizeof resp); + + ucma_query_device_addr(ctx->cm_id, &resp); + + addr = (struct sockaddr_ib *) &resp.src_addr; + resp.src_size = sizeof(*addr); + if (ctx->cm_id->route.addr.src_addr.ss_family == AF_IB) { + memcpy(addr, &ctx->cm_id->route.addr.src_addr, resp.src_size); + } else { + addr->sib_family = AF_IB; + addr->sib_pkey = (__force __be16) resp.pkey; + rdma_addr_get_sgid(&ctx->cm_id->route.addr.dev_addr, + (union ib_gid *) &addr->sib_addr); + addr->sib_sid = rdma_get_service_id(ctx->cm_id, (struct sockaddr *) + &ctx->cm_id->route.addr.src_addr); + } + + addr = (struct sockaddr_ib *) &resp.dst_addr; + resp.dst_size = sizeof(*addr); + if (ctx->cm_id->route.addr.dst_addr.ss_family == AF_IB) { + memcpy(addr, &ctx->cm_id->route.addr.dst_addr, resp.dst_size); + } else { + addr->sib_family = AF_IB; + addr->sib_pkey = (__force __be16) resp.pkey; + rdma_addr_get_dgid(&ctx->cm_id->route.addr.dev_addr, + (union ib_gid *) &addr->sib_addr); + addr->sib_sid = rdma_get_service_id(ctx->cm_id, (struct sockaddr *) + &ctx->cm_id->route.addr.dst_addr); + } + + if (copy_to_user(response, &resp, sizeof(resp))) + ret = -EFAULT; + + return ret; +} + +static ssize_t ucma_query(struct ucma_file *file, + const char __user *inbuf, + int in_len, int out_len) +{ + struct rdma_ucm_query cmd; + struct ucma_context *ctx; + void __user *response; + int ret; + + if (copy_from_user(&cmd, inbuf, sizeof(cmd))) + return -EFAULT; + + response = (void __user *)(unsigned long) cmd.response; + ctx = ucma_get_ctx(file, cmd.id); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); + + switch (cmd.option) { + case RDMA_USER_CM_QUERY_ADDR: + ret = ucma_query_addr(ctx, response, out_len); + break; + case RDMA_USER_CM_QUERY_PATH: + ret = ucma_query_path(ctx, response, out_len); + break; + case RDMA_USER_CM_QUERY_GID: + ret = ucma_query_gid(ctx, response, out_len); + break; + default: + ret = -ENOSYS; + break; + } + + ucma_put_ctx(ctx); + return ret; +} + +static void ucma_copy_conn_param(struct rdma_cm_id *id, + struct rdma_conn_param *dst, struct rdma_ucm_conn_param *src) { dst->private_data = src->private_data; @@ -721,6 +929,7 @@ static void ucma_copy_conn_param(struct rdma_conn_param *dst, dst->rnr_retry_count = src->rnr_retry_count; dst->srq = src->srq; dst->qp_num = src->qp_num; + dst->qkey = (id->route.addr.src_addr.ss_family == AF_IB) ? src->qkey : 0; } static ssize_t ucma_connect(struct ucma_file *file, const char __user *inbuf, @@ -741,7 +950,7 @@ static ssize_t ucma_connect(struct ucma_file *file, const char __user *inbuf, if (IS_ERR(ctx)) return PTR_ERR(ctx); - ucma_copy_conn_param(&conn_param, &cmd.conn_param); + ucma_copy_conn_param(ctx->cm_id, &conn_param, &cmd.conn_param); ret = rdma_connect(ctx->cm_id, &conn_param); ucma_put_ctx(ctx); return ret; @@ -784,7 +993,7 @@ static ssize_t ucma_accept(struct ucma_file *file, const char __user *inbuf, return PTR_ERR(ctx); if (cmd.conn_param.valid) { - ucma_copy_conn_param(&conn_param, &cmd.conn_param); + ucma_copy_conn_param(ctx->cm_id, &conn_param, &cmd.conn_param); mutex_lock(&file->mut); ret = rdma_accept(ctx->cm_id, &conn_param); if (!ret) @@ -1020,23 +1229,23 @@ static ssize_t ucma_notify(struct ucma_file *file, const char __user *inbuf, return ret; } -static ssize_t ucma_join_multicast(struct ucma_file *file, - const char __user *inbuf, - int in_len, int out_len) +static ssize_t ucma_process_join(struct ucma_file *file, + struct rdma_ucm_join_mcast *cmd, int out_len) { - struct rdma_ucm_join_mcast cmd; struct rdma_ucm_create_id_resp resp; struct ucma_context *ctx; struct ucma_multicast *mc; + struct sockaddr *addr; int ret; if (out_len < sizeof(resp)) return -ENOSPC; - if (copy_from_user(&cmd, inbuf, sizeof(cmd))) - return -EFAULT; + addr = (struct sockaddr *) &cmd->addr; + if (cmd->reserved || !cmd->addr_size || (cmd->addr_size != rdma_addr_size(addr))) + return -EINVAL; - ctx = ucma_get_ctx(file, cmd.id); + ctx = ucma_get_ctx(file, cmd->id); if (IS_ERR(ctx)) return PTR_ERR(ctx); @@ -1047,14 +1256,14 @@ static ssize_t ucma_join_multicast(struct ucma_file *file, goto err1; } - mc->uid = cmd.uid; - memcpy(&mc->addr, &cmd.addr, sizeof cmd.addr); + mc->uid = cmd->uid; + memcpy(&mc->addr, addr, cmd->addr_size); ret = rdma_join_multicast(ctx->cm_id, (struct sockaddr *) &mc->addr, mc); if (ret) goto err2; resp.id = mc->id; - if (copy_to_user((void __user *)(unsigned long)cmd.response, + if (copy_to_user((void __user *)(unsigned long) cmd->response, &resp, sizeof(resp))) { ret = -EFAULT; goto err3; @@ -1079,6 +1288,38 @@ err1: return ret; } +static ssize_t ucma_join_ip_multicast(struct ucma_file *file, + const char __user *inbuf, + int in_len, int out_len) +{ + struct rdma_ucm_join_ip_mcast cmd; + struct rdma_ucm_join_mcast join_cmd; + + if (copy_from_user(&cmd, inbuf, sizeof(cmd))) + return -EFAULT; + + join_cmd.response = cmd.response; + join_cmd.uid = cmd.uid; + join_cmd.id = cmd.id; + join_cmd.addr_size = rdma_addr_size((struct sockaddr *) &cmd.addr); + join_cmd.reserved = 0; + memcpy(&join_cmd.addr, &cmd.addr, join_cmd.addr_size); + + return ucma_process_join(file, &join_cmd, out_len); +} + +static ssize_t ucma_join_multicast(struct ucma_file *file, + const char __user *inbuf, + int in_len, int out_len) +{ + struct rdma_ucm_join_mcast cmd; + + if (copy_from_user(&cmd, inbuf, sizeof(cmd))) + return -EFAULT; + + return ucma_process_join(file, &cmd, out_len); +} + static ssize_t ucma_leave_multicast(struct ucma_file *file, const char __user *inbuf, int in_len, int out_len) @@ -1221,25 +1462,29 @@ file_put: static ssize_t (*ucma_cmd_table[])(struct ucma_file *file, const char __user *inbuf, int in_len, int out_len) = { - [RDMA_USER_CM_CMD_CREATE_ID] = ucma_create_id, - [RDMA_USER_CM_CMD_DESTROY_ID] = ucma_destroy_id, - [RDMA_USER_CM_CMD_BIND_ADDR] = ucma_bind_addr, - [RDMA_USER_CM_CMD_RESOLVE_ADDR] = ucma_resolve_addr, - [RDMA_USER_CM_CMD_RESOLVE_ROUTE]= ucma_resolve_route, - [RDMA_USER_CM_CMD_QUERY_ROUTE] = ucma_query_route, - [RDMA_USER_CM_CMD_CONNECT] = ucma_connect, - [RDMA_USER_CM_CMD_LISTEN] = ucma_listen, - [RDMA_USER_CM_CMD_ACCEPT] = ucma_accept, - [RDMA_USER_CM_CMD_REJECT] = ucma_reject, - [RDMA_USER_CM_CMD_DISCONNECT] = ucma_disconnect, - [RDMA_USER_CM_CMD_INIT_QP_ATTR] = ucma_init_qp_attr, - [RDMA_USER_CM_CMD_GET_EVENT] = ucma_get_event, - [RDMA_USER_CM_CMD_GET_OPTION] = NULL, - [RDMA_USER_CM_CMD_SET_OPTION] = ucma_set_option, - [RDMA_USER_CM_CMD_NOTIFY] = ucma_notify, - [RDMA_USER_CM_CMD_JOIN_MCAST] = ucma_join_multicast, - [RDMA_USER_CM_CMD_LEAVE_MCAST] = ucma_leave_multicast, - [RDMA_USER_CM_CMD_MIGRATE_ID] = ucma_migrate_id + [RDMA_USER_CM_CMD_CREATE_ID] = ucma_create_id, + [RDMA_USER_CM_CMD_DESTROY_ID] = ucma_destroy_id, + [RDMA_USER_CM_CMD_BIND_IP] = ucma_bind_ip, + [RDMA_USER_CM_CMD_RESOLVE_IP] = ucma_resolve_ip, + [RDMA_USER_CM_CMD_RESOLVE_ROUTE] = ucma_resolve_route, + [RDMA_USER_CM_CMD_QUERY_ROUTE] = ucma_query_route, + [RDMA_USER_CM_CMD_CONNECT] = ucma_connect, + [RDMA_USER_CM_CMD_LISTEN] = ucma_listen, + [RDMA_USER_CM_CMD_ACCEPT] = ucma_accept, + [RDMA_USER_CM_CMD_REJECT] = ucma_reject, + [RDMA_USER_CM_CMD_DISCONNECT] = ucma_disconnect, + [RDMA_USER_CM_CMD_INIT_QP_ATTR] = ucma_init_qp_attr, + [RDMA_USER_CM_CMD_GET_EVENT] = ucma_get_event, + [RDMA_USER_CM_CMD_GET_OPTION] = NULL, + [RDMA_USER_CM_CMD_SET_OPTION] = ucma_set_option, + [RDMA_USER_CM_CMD_NOTIFY] = ucma_notify, + [RDMA_USER_CM_CMD_JOIN_IP_MCAST] = ucma_join_ip_multicast, + [RDMA_USER_CM_CMD_LEAVE_MCAST] = ucma_leave_multicast, + [RDMA_USER_CM_CMD_MIGRATE_ID] = ucma_migrate_id, + [RDMA_USER_CM_CMD_QUERY] = ucma_query, + [RDMA_USER_CM_CMD_BIND] = ucma_bind, + [RDMA_USER_CM_CMD_RESOLVE_ADDR] = ucma_resolve_addr, + [RDMA_USER_CM_CMD_JOIN_MCAST] = ucma_join_multicast }; static ssize_t ucma_write(struct file *filp, const char __user *buf, diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index a7d00f6..b3c07b0 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -334,7 +334,7 @@ ssize_t ib_uverbs_get_context(struct ib_uverbs_file *file, resp.num_comp_vectors = file->device->num_comp_vectors; - ret = get_unused_fd(); + ret = get_unused_fd_flags(O_CLOEXEC); if (ret < 0) goto err_free; resp.async_fd = ret; @@ -1184,7 +1184,7 @@ ssize_t ib_uverbs_create_comp_channel(struct ib_uverbs_file *file, if (copy_from_user(&cmd, buf, sizeof cmd)) return -EFAULT; - ret = get_unused_fd(); + ret = get_unused_fd_flags(O_CLOEXEC); if (ret < 0) return ret; resp.fd = ret; diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c index e5649e8..b57c0be 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_qp.c +++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c @@ -883,7 +883,8 @@ u16 iwch_rqes_posted(struct iwch_qp *qhp) { union t3_wr *wqe = qhp->wq.queue; u16 count = 0; - while ((count+1) != 0 && fw_riwrh_opcode((struct fw_riwrh *)wqe) == T3_WR_RCV) { + + while (count < USHRT_MAX && fw_riwrh_opcode((struct fw_riwrh *)wqe) == T3_WR_RCV) { count++; wqe++; } diff --git a/drivers/infiniband/hw/ehca/ehca_main.c b/drivers/infiniband/hw/ehca/ehca_main.c index 982e3ef..cd8d290 100644 --- a/drivers/infiniband/hw/ehca/ehca_main.c +++ b/drivers/infiniband/hw/ehca/ehca_main.c @@ -211,6 +211,7 @@ static int ehca_create_slab_caches(void) if (!ctblk_cache) { ehca_gen_err("Cannot create ctblk SLAB cache."); ehca_cleanup_small_qp_cache(); + ret = -ENOMEM; goto create_slab_caches6; } #endif diff --git a/drivers/infiniband/hw/mlx5/Kconfig b/drivers/infiniband/hw/mlx5/Kconfig new file mode 100644 index 0000000..8e6aebf --- /dev/null +++ b/drivers/infiniband/hw/mlx5/Kconfig @@ -0,0 +1,10 @@ +config MLX5_INFINIBAND + tristate "Mellanox Connect-IB HCA support" + depends on NETDEVICES && ETHERNET && PCI && X86 + select NET_VENDOR_MELLANOX + select MLX5_CORE + ---help--- + This driver provides low-level InfiniBand support for + Mellanox Connect-IB PCI Express host channel adapters (HCAs). + This is required to use InfiniBand protocols such as + IP-over-IB or SRP with these devices. diff --git a/drivers/infiniband/hw/mlx5/Makefile b/drivers/infiniband/hw/mlx5/Makefile new file mode 100644 index 0000000..4ea0135 --- /dev/null +++ b/drivers/infiniband/hw/mlx5/Makefile @@ -0,0 +1,3 @@ +obj-$(CONFIG_MLX5_INFINIBAND) += mlx5_ib.o + +mlx5_ib-y := main.o cq.o doorbell.o qp.o mem.o srq.o mr.o ah.o mad.o diff --git a/drivers/infiniband/hw/mlx5/ah.c b/drivers/infiniband/hw/mlx5/ah.c new file mode 100644 index 0000000..39ab0ca --- /dev/null +++ b/drivers/infiniband/hw/mlx5/ah.c @@ -0,0 +1,92 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include "mlx5_ib.h" + +struct ib_ah *create_ib_ah(struct ib_ah_attr *ah_attr, + struct mlx5_ib_ah *ah) +{ + if (ah_attr->ah_flags & IB_AH_GRH) { + memcpy(ah->av.rgid, &ah_attr->grh.dgid, 16); + ah->av.grh_gid_fl = cpu_to_be32(ah_attr->grh.flow_label | + (1 << 30) | + ah_attr->grh.sgid_index << 20); + ah->av.hop_limit = ah_attr->grh.hop_limit; + ah->av.tclass = ah_attr->grh.traffic_class; + } + + ah->av.rlid = cpu_to_be16(ah_attr->dlid); + ah->av.fl_mlid = ah_attr->src_path_bits & 0x7f; + ah->av.stat_rate_sl = (ah_attr->static_rate << 4) | (ah_attr->sl & 0xf); + + return &ah->ibah; +} + +struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr) +{ + struct mlx5_ib_ah *ah; + + ah = kzalloc(sizeof(*ah), GFP_ATOMIC); + if (!ah) + return ERR_PTR(-ENOMEM); + + return create_ib_ah(ah_attr, ah); /* never fails */ +} + +int mlx5_ib_query_ah(struct ib_ah *ibah, struct ib_ah_attr *ah_attr) +{ + struct mlx5_ib_ah *ah = to_mah(ibah); + u32 tmp; + + memset(ah_attr, 0, sizeof(*ah_attr)); + + tmp = be32_to_cpu(ah->av.grh_gid_fl); + if (tmp & (1 << 30)) { + ah_attr->ah_flags = IB_AH_GRH; + ah_attr->grh.sgid_index = (tmp >> 20) & 0xff; + ah_attr->grh.flow_label = tmp & 0xfffff; + memcpy(&ah_attr->grh.dgid, ah->av.rgid, 16); + ah_attr->grh.hop_limit = ah->av.hop_limit; + ah_attr->grh.traffic_class = ah->av.tclass; + } + ah_attr->dlid = be16_to_cpu(ah->av.rlid); + ah_attr->static_rate = ah->av.stat_rate_sl >> 4; + ah_attr->sl = ah->av.stat_rate_sl & 0xf; + + return 0; +} + +int mlx5_ib_destroy_ah(struct ib_ah *ah) +{ + kfree(to_mah(ah)); + return 0; +} diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c new file mode 100644 index 0000000..344ab03 --- /dev/null +++ b/drivers/infiniband/hw/mlx5/cq.c @@ -0,0 +1,843 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include "mlx5_ib.h" +#include "user.h" + +static void mlx5_ib_cq_comp(struct mlx5_core_cq *cq) +{ + struct ib_cq *ibcq = &to_mibcq(cq)->ibcq; + + ibcq->comp_handler(ibcq, ibcq->cq_context); +} + +static void mlx5_ib_cq_event(struct mlx5_core_cq *mcq, enum mlx5_event type) +{ + struct mlx5_ib_cq *cq = container_of(mcq, struct mlx5_ib_cq, mcq); + struct mlx5_ib_dev *dev = to_mdev(cq->ibcq.device); + struct ib_cq *ibcq = &cq->ibcq; + struct ib_event event; + + if (type != MLX5_EVENT_TYPE_CQ_ERROR) { + mlx5_ib_warn(dev, "Unexpected event type %d on CQ %06x\n", + type, mcq->cqn); + return; + } + + if (ibcq->event_handler) { + event.device = &dev->ib_dev; + event.event = IB_EVENT_CQ_ERR; + event.element.cq = ibcq; + ibcq->event_handler(&event, ibcq->cq_context); + } +} + +static void *get_cqe_from_buf(struct mlx5_ib_cq_buf *buf, int n, int size) +{ + return mlx5_buf_offset(&buf->buf, n * size); +} + +static void *get_cqe(struct mlx5_ib_cq *cq, int n) +{ + return get_cqe_from_buf(&cq->buf, n, cq->mcq.cqe_sz); +} + +static void *get_sw_cqe(struct mlx5_ib_cq *cq, int n) +{ + void *cqe = get_cqe(cq, n & cq->ibcq.cqe); + struct mlx5_cqe64 *cqe64; + + cqe64 = (cq->mcq.cqe_sz == 64) ? cqe : cqe + 64; + return ((cqe64->op_own & MLX5_CQE_OWNER_MASK) ^ + !!(n & (cq->ibcq.cqe + 1))) ? NULL : cqe; +} + +static void *next_cqe_sw(struct mlx5_ib_cq *cq) +{ + return get_sw_cqe(cq, cq->mcq.cons_index); +} + +static enum ib_wc_opcode get_umr_comp(struct mlx5_ib_wq *wq, int idx) +{ + switch (wq->wr_data[idx]) { + case MLX5_IB_WR_UMR: + return 0; + + case IB_WR_LOCAL_INV: + return IB_WC_LOCAL_INV; + + case IB_WR_FAST_REG_MR: + return IB_WC_FAST_REG_MR; + + default: + pr_warn("unknown completion status\n"); + return 0; + } +} + +static void handle_good_req(struct ib_wc *wc, struct mlx5_cqe64 *cqe, + struct mlx5_ib_wq *wq, int idx) +{ + wc->wc_flags = 0; + switch (be32_to_cpu(cqe->sop_drop_qpn) >> 24) { + case MLX5_OPCODE_RDMA_WRITE_IMM: + wc->wc_flags |= IB_WC_WITH_IMM; + case MLX5_OPCODE_RDMA_WRITE: + wc->opcode = IB_WC_RDMA_WRITE; + break; + case MLX5_OPCODE_SEND_IMM: + wc->wc_flags |= IB_WC_WITH_IMM; + case MLX5_OPCODE_SEND: + case MLX5_OPCODE_SEND_INVAL: + wc->opcode = IB_WC_SEND; + break; + case MLX5_OPCODE_RDMA_READ: + wc->opcode = IB_WC_RDMA_READ; + wc->byte_len = be32_to_cpu(cqe->byte_cnt); + break; + case MLX5_OPCODE_ATOMIC_CS: + wc->opcode = IB_WC_COMP_SWAP; + wc->byte_len = 8; + break; + case MLX5_OPCODE_ATOMIC_FA: + wc->opcode = IB_WC_FETCH_ADD; + wc->byte_len = 8; + break; + case MLX5_OPCODE_ATOMIC_MASKED_CS: + wc->opcode = IB_WC_MASKED_COMP_SWAP; + wc->byte_len = 8; + break; + case MLX5_OPCODE_ATOMIC_MASKED_FA: + wc->opcode = IB_WC_MASKED_FETCH_ADD; + wc->byte_len = 8; + break; + case MLX5_OPCODE_BIND_MW: + wc->opcode = IB_WC_BIND_MW; + break; + case MLX5_OPCODE_UMR: + wc->opcode = get_umr_comp(wq, idx); + break; + } +} + +enum { + MLX5_GRH_IN_BUFFER = 1, + MLX5_GRH_IN_CQE = 2, +}; + +static void handle_responder(struct ib_wc *wc, struct mlx5_cqe64 *cqe, + struct mlx5_ib_qp *qp) +{ + struct mlx5_ib_dev *dev = to_mdev(qp->ibqp.device); + struct mlx5_ib_srq *srq; + struct mlx5_ib_wq *wq; + u16 wqe_ctr; + u8 g; + + if (qp->ibqp.srq || qp->ibqp.xrcd) { + struct mlx5_core_srq *msrq = NULL; + + if (qp->ibqp.xrcd) { + msrq = mlx5_core_get_srq(&dev->mdev, + be32_to_cpu(cqe->srqn)); + srq = to_mibsrq(msrq); + } else { + srq = to_msrq(qp->ibqp.srq); + } + if (srq) { + wqe_ctr = be16_to_cpu(cqe->wqe_counter); + wc->wr_id = srq->wrid[wqe_ctr]; + mlx5_ib_free_srq_wqe(srq, wqe_ctr); + if (msrq && atomic_dec_and_test(&msrq->refcount)) + complete(&msrq->free); + } + } else { + wq = &qp->rq; + wc->wr_id = wq->wrid[wq->tail & (wq->wqe_cnt - 1)]; + ++wq->tail; + } + wc->byte_len = be32_to_cpu(cqe->byte_cnt); + + switch (cqe->op_own >> 4) { + case MLX5_CQE_RESP_WR_IMM: + wc->opcode = IB_WC_RECV_RDMA_WITH_IMM; + wc->wc_flags = IB_WC_WITH_IMM; + wc->ex.imm_data = cqe->imm_inval_pkey; + break; + case MLX5_CQE_RESP_SEND: + wc->opcode = IB_WC_RECV; + wc->wc_flags = 0; + break; + case MLX5_CQE_RESP_SEND_IMM: + wc->opcode = IB_WC_RECV; + wc->wc_flags = IB_WC_WITH_IMM; + wc->ex.imm_data = cqe->imm_inval_pkey; + break; + case MLX5_CQE_RESP_SEND_INV: + wc->opcode = IB_WC_RECV; + wc->wc_flags = IB_WC_WITH_INVALIDATE; + wc->ex.invalidate_rkey = be32_to_cpu(cqe->imm_inval_pkey); + break; + } + wc->slid = be16_to_cpu(cqe->slid); + wc->sl = (be32_to_cpu(cqe->flags_rqpn) >> 24) & 0xf; + wc->src_qp = be32_to_cpu(cqe->flags_rqpn) & 0xffffff; + wc->dlid_path_bits = cqe->ml_path; + g = (be32_to_cpu(cqe->flags_rqpn) >> 28) & 3; + wc->wc_flags |= g ? IB_WC_GRH : 0; + wc->pkey_index = be32_to_cpu(cqe->imm_inval_pkey) & 0xffff; +} + +static void dump_cqe(struct mlx5_ib_dev *dev, struct mlx5_err_cqe *cqe) +{ + __be32 *p = (__be32 *)cqe; + int i; + + mlx5_ib_warn(dev, "dump error cqe\n"); + for (i = 0; i < sizeof(*cqe) / 16; i++, p += 4) + pr_info("%08x %08x %08x %08x\n", be32_to_cpu(p[0]), + be32_to_cpu(p[1]), be32_to_cpu(p[2]), + be32_to_cpu(p[3])); +} + +static void mlx5_handle_error_cqe(struct mlx5_ib_dev *dev, + struct mlx5_err_cqe *cqe, + struct ib_wc *wc) +{ + int dump = 1; + + switch (cqe->syndrome) { + case MLX5_CQE_SYNDROME_LOCAL_LENGTH_ERR: + wc->status = IB_WC_LOC_LEN_ERR; + break; + case MLX5_CQE_SYNDROME_LOCAL_QP_OP_ERR: + wc->status = IB_WC_LOC_QP_OP_ERR; + break; + case MLX5_CQE_SYNDROME_LOCAL_PROT_ERR: + wc->status = IB_WC_LOC_PROT_ERR; + break; + case MLX5_CQE_SYNDROME_WR_FLUSH_ERR: + dump = 0; + wc->status = IB_WC_WR_FLUSH_ERR; + break; + case MLX5_CQE_SYNDROME_MW_BIND_ERR: + wc->status = IB_WC_MW_BIND_ERR; + break; + case MLX5_CQE_SYNDROME_BAD_RESP_ERR: + wc->status = IB_WC_BAD_RESP_ERR; + break; + case MLX5_CQE_SYNDROME_LOCAL_ACCESS_ERR: + wc->status = IB_WC_LOC_ACCESS_ERR; + break; + case MLX5_CQE_SYNDROME_REMOTE_INVAL_REQ_ERR: + wc->status = IB_WC_REM_INV_REQ_ERR; + break; + case MLX5_CQE_SYNDROME_REMOTE_ACCESS_ERR: + wc->status = IB_WC_REM_ACCESS_ERR; + break; + case MLX5_CQE_SYNDROME_REMOTE_OP_ERR: + wc->status = IB_WC_REM_OP_ERR; + break; + case MLX5_CQE_SYNDROME_TRANSPORT_RETRY_EXC_ERR: + wc->status = IB_WC_RETRY_EXC_ERR; + dump = 0; + break; + case MLX5_CQE_SYNDROME_RNR_RETRY_EXC_ERR: + wc->status = IB_WC_RNR_RETRY_EXC_ERR; + dump = 0; + break; + case MLX5_CQE_SYNDROME_REMOTE_ABORTED_ERR: + wc->status = IB_WC_REM_ABORT_ERR; + break; + default: + wc->status = IB_WC_GENERAL_ERR; + break; + } + + wc->vendor_err = cqe->vendor_err_synd; + if (dump) + dump_cqe(dev, cqe); +} + +static int is_atomic_response(struct mlx5_ib_qp *qp, uint16_t idx) +{ + /* TBD: waiting decision + */ + return 0; +} + +static void *mlx5_get_atomic_laddr(struct mlx5_ib_qp *qp, uint16_t idx) +{ + struct mlx5_wqe_data_seg *dpseg; + void *addr; + + dpseg = mlx5_get_send_wqe(qp, idx) + sizeof(struct mlx5_wqe_ctrl_seg) + + sizeof(struct mlx5_wqe_raddr_seg) + + sizeof(struct mlx5_wqe_atomic_seg); + addr = (void *)(unsigned long)be64_to_cpu(dpseg->addr); + return addr; +} + +static void handle_atomic(struct mlx5_ib_qp *qp, struct mlx5_cqe64 *cqe64, + uint16_t idx) +{ + void *addr; + int byte_count; + int i; + + if (!is_atomic_response(qp, idx)) + return; + + byte_count = be32_to_cpu(cqe64->byte_cnt); + addr = mlx5_get_atomic_laddr(qp, idx); + + if (byte_count == 4) { + *(uint32_t *)addr = be32_to_cpu(*((__be32 *)addr)); + } else { + for (i = 0; i < byte_count; i += 8) { + *(uint64_t *)addr = be64_to_cpu(*((__be64 *)addr)); + addr += 8; + } + } + + return; +} + +static void handle_atomics(struct mlx5_ib_qp *qp, struct mlx5_cqe64 *cqe64, + u16 tail, u16 head) +{ + int idx; + + do { + idx = tail & (qp->sq.wqe_cnt - 1); + handle_atomic(qp, cqe64, idx); + if (idx == head) + break; + + tail = qp->sq.w_list[idx].next; + } while (1); + tail = qp->sq.w_list[idx].next; + qp->sq.last_poll = tail; +} + +static int mlx5_poll_one(struct mlx5_ib_cq *cq, + struct mlx5_ib_qp **cur_qp, + struct ib_wc *wc) +{ + struct mlx5_ib_dev *dev = to_mdev(cq->ibcq.device); + struct mlx5_err_cqe *err_cqe; + struct mlx5_cqe64 *cqe64; + struct mlx5_core_qp *mqp; + struct mlx5_ib_wq *wq; + uint8_t opcode; + uint32_t qpn; + u16 wqe_ctr; + void *cqe; + int idx; + + cqe = next_cqe_sw(cq); + if (!cqe) + return -EAGAIN; + + cqe64 = (cq->mcq.cqe_sz == 64) ? cqe : cqe + 64; + + ++cq->mcq.cons_index; + + /* Make sure we read CQ entry contents after we've checked the + * ownership bit. + */ + rmb(); + + /* TBD: resize CQ */ + + qpn = ntohl(cqe64->sop_drop_qpn) & 0xffffff; + if (!*cur_qp || (qpn != (*cur_qp)->ibqp.qp_num)) { + /* We do not have to take the QP table lock here, + * because CQs will be locked while QPs are removed + * from the table. + */ + mqp = __mlx5_qp_lookup(&dev->mdev, qpn); + if (unlikely(!mqp)) { + mlx5_ib_warn(dev, "CQE@CQ %06x for unknown QPN %6x\n", + cq->mcq.cqn, qpn); + return -EINVAL; + } + + *cur_qp = to_mibqp(mqp); + } + + wc->qp = &(*cur_qp)->ibqp; + opcode = cqe64->op_own >> 4; + switch (opcode) { + case MLX5_CQE_REQ: + wq = &(*cur_qp)->sq; + wqe_ctr = be16_to_cpu(cqe64->wqe_counter); + idx = wqe_ctr & (wq->wqe_cnt - 1); + handle_good_req(wc, cqe64, wq, idx); + handle_atomics(*cur_qp, cqe64, wq->last_poll, idx); + wc->wr_id = wq->wrid[idx]; + wq->tail = wq->wqe_head[idx] + 1; + wc->status = IB_WC_SUCCESS; + break; + case MLX5_CQE_RESP_WR_IMM: + case MLX5_CQE_RESP_SEND: + case MLX5_CQE_RESP_SEND_IMM: + case MLX5_CQE_RESP_SEND_INV: + handle_responder(wc, cqe64, *cur_qp); + wc->status = IB_WC_SUCCESS; + break; + case MLX5_CQE_RESIZE_CQ: + break; + case MLX5_CQE_REQ_ERR: + case MLX5_CQE_RESP_ERR: + err_cqe = (struct mlx5_err_cqe *)cqe64; + mlx5_handle_error_cqe(dev, err_cqe, wc); + mlx5_ib_dbg(dev, "%s error cqe on cqn 0x%x:\n", + opcode == MLX5_CQE_REQ_ERR ? + "Requestor" : "Responder", cq->mcq.cqn); + mlx5_ib_dbg(dev, "syndrome 0x%x, vendor syndrome 0x%x\n", + err_cqe->syndrome, err_cqe->vendor_err_synd); + if (opcode == MLX5_CQE_REQ_ERR) { + wq = &(*cur_qp)->sq; + wqe_ctr = be16_to_cpu(cqe64->wqe_counter); + idx = wqe_ctr & (wq->wqe_cnt - 1); + wc->wr_id = wq->wrid[idx]; + wq->tail = wq->wqe_head[idx] + 1; + } else { + struct mlx5_ib_srq *srq; + + if ((*cur_qp)->ibqp.srq) { + srq = to_msrq((*cur_qp)->ibqp.srq); + wqe_ctr = be16_to_cpu(cqe64->wqe_counter); + wc->wr_id = srq->wrid[wqe_ctr]; + mlx5_ib_free_srq_wqe(srq, wqe_ctr); + } else { + wq = &(*cur_qp)->rq; + wc->wr_id = wq->wrid[wq->tail & (wq->wqe_cnt - 1)]; + ++wq->tail; + } + } + break; + } + + return 0; +} + +int mlx5_ib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc) +{ + struct mlx5_ib_cq *cq = to_mcq(ibcq); + struct mlx5_ib_qp *cur_qp = NULL; + unsigned long flags; + int npolled; + int err = 0; + + spin_lock_irqsave(&cq->lock, flags); + + for (npolled = 0; npolled < num_entries; npolled++) { + err = mlx5_poll_one(cq, &cur_qp, wc + npolled); + if (err) + break; + } + + if (npolled) + mlx5_cq_set_ci(&cq->mcq); + + spin_unlock_irqrestore(&cq->lock, flags); + + if (err == 0 || err == -EAGAIN) + return npolled; + else + return err; +} + +int mlx5_ib_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags) +{ + mlx5_cq_arm(&to_mcq(ibcq)->mcq, + (flags & IB_CQ_SOLICITED_MASK) == IB_CQ_SOLICITED ? + MLX5_CQ_DB_REQ_NOT_SOL : MLX5_CQ_DB_REQ_NOT, + to_mdev(ibcq->device)->mdev.priv.uuari.uars[0].map, + MLX5_GET_DOORBELL_LOCK(&to_mdev(ibcq->device)->mdev.priv.cq_uar_lock)); + + return 0; +} + +static int alloc_cq_buf(struct mlx5_ib_dev *dev, struct mlx5_ib_cq_buf *buf, + int nent, int cqe_size) +{ + int err; + + err = mlx5_buf_alloc(&dev->mdev, nent * cqe_size, + PAGE_SIZE * 2, &buf->buf); + if (err) + return err; + + buf->cqe_size = cqe_size; + + return 0; +} + +static void free_cq_buf(struct mlx5_ib_dev *dev, struct mlx5_ib_cq_buf *buf) +{ + mlx5_buf_free(&dev->mdev, &buf->buf); +} + +static int create_cq_user(struct mlx5_ib_dev *dev, struct ib_udata *udata, + struct ib_ucontext *context, struct mlx5_ib_cq *cq, + int entries, struct mlx5_create_cq_mbox_in **cqb, + int *cqe_size, int *index, int *inlen) +{ + struct mlx5_ib_create_cq ucmd; + int page_shift; + int npages; + int ncont; + int err; + + if (ib_copy_from_udata(&ucmd, udata, sizeof(ucmd))) + return -EFAULT; + + if (ucmd.cqe_size != 64 && ucmd.cqe_size != 128) + return -EINVAL; + + *cqe_size = ucmd.cqe_size; + + cq->buf.umem = ib_umem_get(context, ucmd.buf_addr, + entries * ucmd.cqe_size, + IB_ACCESS_LOCAL_WRITE, 1); + if (IS_ERR(cq->buf.umem)) { + err = PTR_ERR(cq->buf.umem); + return err; + } + + err = mlx5_ib_db_map_user(to_mucontext(context), ucmd.db_addr, + &cq->db); + if (err) + goto err_umem; + + mlx5_ib_cont_pages(cq->buf.umem, ucmd.buf_addr, &npages, &page_shift, + &ncont, NULL); + mlx5_ib_dbg(dev, "addr 0x%llx, size %u, npages %d, page_shift %d, ncont %d\n", + ucmd.buf_addr, entries * ucmd.cqe_size, npages, page_shift, ncont); + + *inlen = sizeof(**cqb) + sizeof(*(*cqb)->pas) * ncont; + *cqb = mlx5_vzalloc(*inlen); + if (!*cqb) { + err = -ENOMEM; + goto err_db; + } + mlx5_ib_populate_pas(dev, cq->buf.umem, page_shift, (*cqb)->pas, 0); + (*cqb)->ctx.log_pg_sz = page_shift - PAGE_SHIFT; + + *index = to_mucontext(context)->uuari.uars[0].index; + + return 0; + +err_db: + mlx5_ib_db_unmap_user(to_mucontext(context), &cq->db); + +err_umem: + ib_umem_release(cq->buf.umem); + return err; +} + +static void destroy_cq_user(struct mlx5_ib_cq *cq, struct ib_ucontext *context) +{ + mlx5_ib_db_unmap_user(to_mucontext(context), &cq->db); + ib_umem_release(cq->buf.umem); +} + +static void init_cq_buf(struct mlx5_ib_cq *cq, int nent) +{ + int i; + void *cqe; + struct mlx5_cqe64 *cqe64; + + for (i = 0; i < nent; i++) { + cqe = get_cqe(cq, i); + cqe64 = (cq->buf.cqe_size == 64) ? cqe : cqe + 64; + cqe64->op_own = 0xf1; + } +} + +static int create_cq_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq, + int entries, int cqe_size, + struct mlx5_create_cq_mbox_in **cqb, + int *index, int *inlen) +{ + int err; + + err = mlx5_db_alloc(&dev->mdev, &cq->db); + if (err) + return err; + + cq->mcq.set_ci_db = cq->db.db; + cq->mcq.arm_db = cq->db.db + 1; + *cq->mcq.set_ci_db = 0; + *cq->mcq.arm_db = 0; + cq->mcq.cqe_sz = cqe_size; + + err = alloc_cq_buf(dev, &cq->buf, entries, cqe_size); + if (err) + goto err_db; + + init_cq_buf(cq, entries); + + *inlen = sizeof(**cqb) + sizeof(*(*cqb)->pas) * cq->buf.buf.npages; + *cqb = mlx5_vzalloc(*inlen); + if (!*cqb) { + err = -ENOMEM; + goto err_buf; + } + mlx5_fill_page_array(&cq->buf.buf, (*cqb)->pas); + + (*cqb)->ctx.log_pg_sz = cq->buf.buf.page_shift - PAGE_SHIFT; + *index = dev->mdev.priv.uuari.uars[0].index; + + return 0; + +err_buf: + free_cq_buf(dev, &cq->buf); + +err_db: + mlx5_db_free(&dev->mdev, &cq->db); + return err; +} + +static void destroy_cq_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq) +{ + free_cq_buf(dev, &cq->buf); + mlx5_db_free(&dev->mdev, &cq->db); +} + +struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev, int entries, + int vector, struct ib_ucontext *context, + struct ib_udata *udata) +{ + struct mlx5_create_cq_mbox_in *cqb = NULL; + struct mlx5_ib_dev *dev = to_mdev(ibdev); + struct mlx5_ib_cq *cq; + int uninitialized_var(index); + int uninitialized_var(inlen); + int cqe_size; + int irqn; + int eqn; + int err; + + entries = roundup_pow_of_two(entries + 1); + if (entries < 1 || entries > dev->mdev.caps.max_cqes) + return ERR_PTR(-EINVAL); + + cq = kzalloc(sizeof(*cq), GFP_KERNEL); + if (!cq) + return ERR_PTR(-ENOMEM); + + cq->ibcq.cqe = entries - 1; + mutex_init(&cq->resize_mutex); + spin_lock_init(&cq->lock); + cq->resize_buf = NULL; + cq->resize_umem = NULL; + + if (context) { + err = create_cq_user(dev, udata, context, cq, entries, + &cqb, &cqe_size, &index, &inlen); + if (err) + goto err_create; + } else { + /* for now choose 64 bytes till we have a proper interface */ + cqe_size = 64; + err = create_cq_kernel(dev, cq, entries, cqe_size, &cqb, + &index, &inlen); + if (err) + goto err_create; + } + + cq->cqe_size = cqe_size; + cqb->ctx.cqe_sz_flags = cqe_sz_to_mlx_sz(cqe_size) << 5; + cqb->ctx.log_sz_usr_page = cpu_to_be32((ilog2(entries) << 24) | index); + err = mlx5_vector2eqn(dev, vector, &eqn, &irqn); + if (err) + goto err_cqb; + + cqb->ctx.c_eqn = cpu_to_be16(eqn); + cqb->ctx.db_record_addr = cpu_to_be64(cq->db.dma); + + err = mlx5_core_create_cq(&dev->mdev, &cq->mcq, cqb, inlen); + if (err) + goto err_cqb; + + mlx5_ib_dbg(dev, "cqn 0x%x\n", cq->mcq.cqn); + cq->mcq.irqn = irqn; + cq->mcq.comp = mlx5_ib_cq_comp; + cq->mcq.event = mlx5_ib_cq_event; + + if (context) + if (ib_copy_to_udata(udata, &cq->mcq.cqn, sizeof(__u32))) { + err = -EFAULT; + goto err_cmd; + } + + + mlx5_vfree(cqb); + return &cq->ibcq; + +err_cmd: + mlx5_core_destroy_cq(&dev->mdev, &cq->mcq); + +err_cqb: + mlx5_vfree(cqb); + if (context) + destroy_cq_user(cq, context); + else + destroy_cq_kernel(dev, cq); + +err_create: + kfree(cq); + + return ERR_PTR(err); +} + + +int mlx5_ib_destroy_cq(struct ib_cq *cq) +{ + struct mlx5_ib_dev *dev = to_mdev(cq->device); + struct mlx5_ib_cq *mcq = to_mcq(cq); + struct ib_ucontext *context = NULL; + + if (cq->uobject) + context = cq->uobject->context; + + mlx5_core_destroy_cq(&dev->mdev, &mcq->mcq); + if (context) + destroy_cq_user(mcq, context); + else + destroy_cq_kernel(dev, mcq); + + kfree(mcq); + + return 0; +} + +static int is_equal_rsn(struct mlx5_cqe64 *cqe64, struct mlx5_ib_srq *srq, + u32 rsn) +{ + u32 lrsn; + + if (srq) + lrsn = be32_to_cpu(cqe64->srqn) & 0xffffff; + else + lrsn = be32_to_cpu(cqe64->sop_drop_qpn) & 0xffffff; + + return rsn == lrsn; +} + +void __mlx5_ib_cq_clean(struct mlx5_ib_cq *cq, u32 rsn, struct mlx5_ib_srq *srq) +{ + struct mlx5_cqe64 *cqe64, *dest64; + void *cqe, *dest; + u32 prod_index; + int nfreed = 0; + u8 owner_bit; + + if (!cq) + return; + + /* First we need to find the current producer index, so we + * know where to start cleaning from. It doesn't matter if HW + * adds new entries after this loop -- the QP we're worried + * about is already in RESET, so the new entries won't come + * from our QP and therefore don't need to be checked. + */ + for (prod_index = cq->mcq.cons_index; get_sw_cqe(cq, prod_index); prod_index++) + if (prod_index == cq->mcq.cons_index + cq->ibcq.cqe) + break; + + /* Now sweep backwards through the CQ, removing CQ entries + * that match our QP by copying older entries on top of them. + */ + while ((int) --prod_index - (int) cq->mcq.cons_index >= 0) { + cqe = get_cqe(cq, prod_index & cq->ibcq.cqe); + cqe64 = (cq->mcq.cqe_sz == 64) ? cqe : cqe + 64; + if (is_equal_rsn(cqe64, srq, rsn)) { + if (srq) + mlx5_ib_free_srq_wqe(srq, be16_to_cpu(cqe64->wqe_counter)); + ++nfreed; + } else if (nfreed) { + dest = get_cqe(cq, (prod_index + nfreed) & cq->ibcq.cqe); + dest64 = (cq->mcq.cqe_sz == 64) ? dest : dest + 64; + owner_bit = dest64->op_own & MLX5_CQE_OWNER_MASK; + memcpy(dest, cqe, cq->mcq.cqe_sz); + dest64->op_own = owner_bit | + (dest64->op_own & ~MLX5_CQE_OWNER_MASK); + } + } + + if (nfreed) { + cq->mcq.cons_index += nfreed; + /* Make sure update of buffer contents is done before + * updating consumer index. + */ + wmb(); + mlx5_cq_set_ci(&cq->mcq); + } +} + +void mlx5_ib_cq_clean(struct mlx5_ib_cq *cq, u32 qpn, struct mlx5_ib_srq *srq) +{ + if (!cq) + return; + + spin_lock_irq(&cq->lock); + __mlx5_ib_cq_clean(cq, qpn, srq); + spin_unlock_irq(&cq->lock); +} + +int mlx5_ib_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period) +{ + return -ENOSYS; +} + +int mlx5_ib_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata) +{ + return -ENOSYS; +} + +int mlx5_ib_get_cqe_size(struct mlx5_ib_dev *dev, struct ib_cq *ibcq) +{ + struct mlx5_ib_cq *cq; + + if (!ibcq) + return 128; + + cq = to_mcq(ibcq); + return cq->cqe_size; +} diff --git a/drivers/infiniband/hw/mlx5/doorbell.c b/drivers/infiniband/hw/mlx5/doorbell.c new file mode 100644 index 0000000..256a233 --- /dev/null +++ b/drivers/infiniband/hw/mlx5/doorbell.c @@ -0,0 +1,100 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include + +#include "mlx5_ib.h" + +struct mlx5_ib_user_db_page { + struct list_head list; + struct ib_umem *umem; + unsigned long user_virt; + int refcnt; +}; + +int mlx5_ib_db_map_user(struct mlx5_ib_ucontext *context, unsigned long virt, + struct mlx5_db *db) +{ + struct mlx5_ib_user_db_page *page; + struct ib_umem_chunk *chunk; + int err = 0; + + mutex_lock(&context->db_page_mutex); + + list_for_each_entry(page, &context->db_page_list, list) + if (page->user_virt == (virt & PAGE_MASK)) + goto found; + + page = kmalloc(sizeof(*page), GFP_KERNEL); + if (!page) { + err = -ENOMEM; + goto out; + } + + page->user_virt = (virt & PAGE_MASK); + page->refcnt = 0; + page->umem = ib_umem_get(&context->ibucontext, virt & PAGE_MASK, + PAGE_SIZE, 0, 0); + if (IS_ERR(page->umem)) { + err = PTR_ERR(page->umem); + kfree(page); + goto out; + } + + list_add(&page->list, &context->db_page_list); + +found: + chunk = list_entry(page->umem->chunk_list.next, struct ib_umem_chunk, list); + db->dma = sg_dma_address(chunk->page_list) + (virt & ~PAGE_MASK); + db->u.user_page = page; + ++page->refcnt; + +out: + mutex_unlock(&context->db_page_mutex); + + return err; +} + +void mlx5_ib_db_unmap_user(struct mlx5_ib_ucontext *context, struct mlx5_db *db) +{ + mutex_lock(&context->db_page_mutex); + + if (!--db->u.user_page->refcnt) { + list_del(&db->u.user_page->list); + ib_umem_release(db->u.user_page->umem); + kfree(db->u.user_page); + } + + mutex_unlock(&context->db_page_mutex); +} diff --git a/drivers/infiniband/hw/mlx5/mad.c b/drivers/infiniband/hw/mlx5/mad.c new file mode 100644 index 0000000..5c8938b --- /dev/null +++ b/drivers/infiniband/hw/mlx5/mad.c @@ -0,0 +1,139 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include "mlx5_ib.h" + +enum { + MLX5_IB_VENDOR_CLASS1 = 0x9, + MLX5_IB_VENDOR_CLASS2 = 0xa +}; + +int mlx5_MAD_IFC(struct mlx5_ib_dev *dev, int ignore_mkey, int ignore_bkey, + int port, struct ib_wc *in_wc, struct ib_grh *in_grh, + void *in_mad, void *response_mad) +{ + u8 op_modifier = 0; + + /* Key check traps can't be generated unless we have in_wc to + * tell us where to send the trap. + */ + if (ignore_mkey || !in_wc) + op_modifier |= 0x1; + if (ignore_bkey || !in_wc) + op_modifier |= 0x2; + + return mlx5_core_mad_ifc(&dev->mdev, in_mad, response_mad, op_modifier, port); +} + +int mlx5_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, + struct ib_wc *in_wc, struct ib_grh *in_grh, + struct ib_mad *in_mad, struct ib_mad *out_mad) +{ + u16 slid; + int err; + + slid = in_wc ? in_wc->slid : be16_to_cpu(IB_LID_PERMISSIVE); + + if (in_mad->mad_hdr.method == IB_MGMT_METHOD_TRAP && slid == 0) + return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_CONSUMED; + + if (in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED || + in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) { + if (in_mad->mad_hdr.method != IB_MGMT_METHOD_GET && + in_mad->mad_hdr.method != IB_MGMT_METHOD_SET && + in_mad->mad_hdr.method != IB_MGMT_METHOD_TRAP_REPRESS) + return IB_MAD_RESULT_SUCCESS; + + /* Don't process SMInfo queries -- the SMA can't handle them. + */ + if (in_mad->mad_hdr.attr_id == IB_SMP_ATTR_SM_INFO) + return IB_MAD_RESULT_SUCCESS; + } else if (in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_PERF_MGMT || + in_mad->mad_hdr.mgmt_class == MLX5_IB_VENDOR_CLASS1 || + in_mad->mad_hdr.mgmt_class == MLX5_IB_VENDOR_CLASS2 || + in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_CONG_MGMT) { + if (in_mad->mad_hdr.method != IB_MGMT_METHOD_GET && + in_mad->mad_hdr.method != IB_MGMT_METHOD_SET) + return IB_MAD_RESULT_SUCCESS; + } else { + return IB_MAD_RESULT_SUCCESS; + } + + err = mlx5_MAD_IFC(to_mdev(ibdev), + mad_flags & IB_MAD_IGNORE_MKEY, + mad_flags & IB_MAD_IGNORE_BKEY, + port_num, in_wc, in_grh, in_mad, out_mad); + if (err) + return IB_MAD_RESULT_FAILURE; + + /* set return bit in status of directed route responses */ + if (in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) + out_mad->mad_hdr.status |= cpu_to_be16(1 << 15); + + if (in_mad->mad_hdr.method == IB_MGMT_METHOD_TRAP_REPRESS) + /* no response for trap repress */ + return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_CONSUMED; + + return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY; +} + +int mlx5_query_ext_port_caps(struct mlx5_ib_dev *dev, u8 port) +{ + struct ib_smp *in_mad = NULL; + struct ib_smp *out_mad = NULL; + int err = -ENOMEM; + u16 packet_error; + + in_mad = kzalloc(sizeof(*in_mad), GFP_KERNEL); + out_mad = kmalloc(sizeof(*out_mad), GFP_KERNEL); + if (!in_mad || !out_mad) + goto out; + + init_query_mad(in_mad); + in_mad->attr_id = MLX5_ATTR_EXTENDED_PORT_INFO; + in_mad->attr_mod = cpu_to_be32(port); + + err = mlx5_MAD_IFC(dev, 1, 1, 1, NULL, NULL, in_mad, out_mad); + + packet_error = be16_to_cpu(out_mad->status); + + dev->mdev.caps.ext_port_cap[port - 1] = (!err && !packet_error) ? + MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO : 0; + +out: + kfree(in_mad); + kfree(out_mad); + return err; +} diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c new file mode 100644 index 0000000..8000fff --- /dev/null +++ b/drivers/infiniband/hw/mlx5/main.c @@ -0,0 +1,1504 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "user.h" +#include "mlx5_ib.h" + +#define DRIVER_NAME "mlx5_ib" +#define DRIVER_VERSION "1.0" +#define DRIVER_RELDATE "June 2013" + +MODULE_AUTHOR("Eli Cohen "); +MODULE_DESCRIPTION("Mellanox Connect-IB HCA IB driver"); +MODULE_LICENSE("Dual BSD/GPL"); +MODULE_VERSION(DRIVER_VERSION); + +static int prof_sel = 2; +module_param_named(prof_sel, prof_sel, int, 0444); +MODULE_PARM_DESC(prof_sel, "profile selector. Valid range 0 - 2"); + +static char mlx5_version[] = + DRIVER_NAME ": Mellanox Connect-IB Infiniband driver v" + DRIVER_VERSION " (" DRIVER_RELDATE ")\n"; + +static struct mlx5_profile profile[] = { + [0] = { + .mask = 0, + }, + [1] = { + .mask = MLX5_PROF_MASK_QP_SIZE, + .log_max_qp = 12, + }, + [2] = { + .mask = MLX5_PROF_MASK_QP_SIZE | + MLX5_PROF_MASK_MR_CACHE, + .log_max_qp = 17, + .mr_cache[0] = { + .size = 500, + .limit = 250 + }, + .mr_cache[1] = { + .size = 500, + .limit = 250 + }, + .mr_cache[2] = { + .size = 500, + .limit = 250 + }, + .mr_cache[3] = { + .size = 500, + .limit = 250 + }, + .mr_cache[4] = { + .size = 500, + .limit = 250 + }, + .mr_cache[5] = { + .size = 500, + .limit = 250 + }, + .mr_cache[6] = { + .size = 500, + .limit = 250 + }, + .mr_cache[7] = { + .size = 500, + .limit = 250 + }, + .mr_cache[8] = { + .size = 500, + .limit = 250 + }, + .mr_cache[9] = { + .size = 500, + .limit = 250 + }, + .mr_cache[10] = { + .size = 500, + .limit = 250 + }, + .mr_cache[11] = { + .size = 500, + .limit = 250 + }, + .mr_cache[12] = { + .size = 64, + .limit = 32 + }, + .mr_cache[13] = { + .size = 32, + .limit = 16 + }, + .mr_cache[14] = { + .size = 16, + .limit = 8 + }, + .mr_cache[15] = { + .size = 8, + .limit = 4 + }, + }, +}; + +int mlx5_vector2eqn(struct mlx5_ib_dev *dev, int vector, int *eqn, int *irqn) +{ + struct mlx5_eq_table *table = &dev->mdev.priv.eq_table; + struct mlx5_eq *eq, *n; + int err = -ENOENT; + + spin_lock(&table->lock); + list_for_each_entry_safe(eq, n, &dev->eqs_list, list) { + if (eq->index == vector) { + *eqn = eq->eqn; + *irqn = eq->irqn; + err = 0; + break; + } + } + spin_unlock(&table->lock); + + return err; +} + +static int alloc_comp_eqs(struct mlx5_ib_dev *dev) +{ + struct mlx5_eq_table *table = &dev->mdev.priv.eq_table; + struct mlx5_eq *eq, *n; + int ncomp_vec; + int nent; + int err; + int i; + + INIT_LIST_HEAD(&dev->eqs_list); + ncomp_vec = table->num_comp_vectors; + nent = MLX5_COMP_EQ_SIZE; + for (i = 0; i < ncomp_vec; i++) { + eq = kzalloc(sizeof(*eq), GFP_KERNEL); + if (!eq) { + err = -ENOMEM; + goto clean; + } + + snprintf(eq->name, MLX5_MAX_EQ_NAME, "mlx5_comp%d", i); + err = mlx5_create_map_eq(&dev->mdev, eq, + i + MLX5_EQ_VEC_COMP_BASE, nent, 0, + eq->name, + &dev->mdev.priv.uuari.uars[0]); + if (err) { + kfree(eq); + goto clean; + } + mlx5_ib_dbg(dev, "allocated completion EQN %d\n", eq->eqn); + eq->index = i; + spin_lock(&table->lock); + list_add_tail(&eq->list, &dev->eqs_list); + spin_unlock(&table->lock); + } + + dev->num_comp_vectors = ncomp_vec; + return 0; + +clean: + spin_lock(&table->lock); + list_for_each_entry_safe(eq, n, &dev->eqs_list, list) { + list_del(&eq->list); + spin_unlock(&table->lock); + if (mlx5_destroy_unmap_eq(&dev->mdev, eq)) + mlx5_ib_warn(dev, "failed to destroy EQ 0x%x\n", eq->eqn); + kfree(eq); + spin_lock(&table->lock); + } + spin_unlock(&table->lock); + return err; +} + +static void free_comp_eqs(struct mlx5_ib_dev *dev) +{ + struct mlx5_eq_table *table = &dev->mdev.priv.eq_table; + struct mlx5_eq *eq, *n; + + spin_lock(&table->lock); + list_for_each_entry_safe(eq, n, &dev->eqs_list, list) { + list_del(&eq->list); + spin_unlock(&table->lock); + if (mlx5_destroy_unmap_eq(&dev->mdev, eq)) + mlx5_ib_warn(dev, "failed to destroy EQ 0x%x\n", eq->eqn); + kfree(eq); + spin_lock(&table->lock); + } + spin_unlock(&table->lock); +} + +static int mlx5_ib_query_device(struct ib_device *ibdev, + struct ib_device_attr *props) +{ + struct mlx5_ib_dev *dev = to_mdev(ibdev); + struct ib_smp *in_mad = NULL; + struct ib_smp *out_mad = NULL; + int err = -ENOMEM; + int max_rq_sg; + int max_sq_sg; + u64 flags; + + in_mad = kzalloc(sizeof(*in_mad), GFP_KERNEL); + out_mad = kmalloc(sizeof(*out_mad), GFP_KERNEL); + if (!in_mad || !out_mad) + goto out; + + init_query_mad(in_mad); + in_mad->attr_id = IB_SMP_ATTR_NODE_INFO; + + err = mlx5_MAD_IFC(to_mdev(ibdev), 1, 1, 1, NULL, NULL, in_mad, out_mad); + if (err) + goto out; + + memset(props, 0, sizeof(*props)); + + props->fw_ver = ((u64)fw_rev_maj(&dev->mdev) << 32) | + (fw_rev_min(&dev->mdev) << 16) | + fw_rev_sub(&dev->mdev); + props->device_cap_flags = IB_DEVICE_CHANGE_PHY_PORT | + IB_DEVICE_PORT_ACTIVE_EVENT | + IB_DEVICE_SYS_IMAGE_GUID | + IB_DEVICE_RC_RNR_NAK_GEN | + IB_DEVICE_BLOCK_MULTICAST_LOOPBACK; + flags = dev->mdev.caps.flags; + if (flags & MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR) + props->device_cap_flags |= IB_DEVICE_BAD_PKEY_CNTR; + if (flags & MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR) + props->device_cap_flags |= IB_DEVICE_BAD_QKEY_CNTR; + if (flags & MLX5_DEV_CAP_FLAG_APM) + props->device_cap_flags |= IB_DEVICE_AUTO_PATH_MIG; + props->device_cap_flags |= IB_DEVICE_LOCAL_DMA_LKEY; + if (flags & MLX5_DEV_CAP_FLAG_XRC) + props->device_cap_flags |= IB_DEVICE_XRC; + props->device_cap_flags |= IB_DEVICE_MEM_MGT_EXTENSIONS; + + props->vendor_id = be32_to_cpup((__be32 *)(out_mad->data + 36)) & + 0xffffff; + props->vendor_part_id = be16_to_cpup((__be16 *)(out_mad->data + 30)); + props->hw_ver = be32_to_cpup((__be32 *)(out_mad->data + 32)); + memcpy(&props->sys_image_guid, out_mad->data + 4, 8); + + props->max_mr_size = ~0ull; + props->page_size_cap = dev->mdev.caps.min_page_sz; + props->max_qp = 1 << dev->mdev.caps.log_max_qp; + props->max_qp_wr = dev->mdev.caps.max_wqes; + max_rq_sg = dev->mdev.caps.max_rq_desc_sz / sizeof(struct mlx5_wqe_data_seg); + max_sq_sg = (dev->mdev.caps.max_sq_desc_sz - sizeof(struct mlx5_wqe_ctrl_seg)) / + sizeof(struct mlx5_wqe_data_seg); + props->max_sge = min(max_rq_sg, max_sq_sg); + props->max_cq = 1 << dev->mdev.caps.log_max_cq; + props->max_cqe = dev->mdev.caps.max_cqes - 1; + props->max_mr = 1 << dev->mdev.caps.log_max_mkey; + props->max_pd = 1 << dev->mdev.caps.log_max_pd; + props->max_qp_rd_atom = dev->mdev.caps.max_ra_req_qp; + props->max_qp_init_rd_atom = dev->mdev.caps.max_ra_res_qp; + props->max_res_rd_atom = props->max_qp_rd_atom * props->max_qp; + props->max_srq = 1 << dev->mdev.caps.log_max_srq; + props->max_srq_wr = dev->mdev.caps.max_srq_wqes - 1; + props->max_srq_sge = max_rq_sg - 1; + props->max_fast_reg_page_list_len = (unsigned int)-1; + props->local_ca_ack_delay = dev->mdev.caps.local_ca_ack_delay; + props->atomic_cap = dev->mdev.caps.flags & MLX5_DEV_CAP_FLAG_ATOMIC ? + IB_ATOMIC_HCA : IB_ATOMIC_NONE; + props->masked_atomic_cap = IB_ATOMIC_HCA; + props->max_pkeys = be16_to_cpup((__be16 *)(out_mad->data + 28)); + props->max_mcast_grp = 1 << dev->mdev.caps.log_max_mcg; + props->max_mcast_qp_attach = dev->mdev.caps.max_qp_mcg; + props->max_total_mcast_qp_attach = props->max_mcast_qp_attach * + props->max_mcast_grp; + props->max_map_per_fmr = INT_MAX; /* no limit in ConnectIB */ + +out: + kfree(in_mad); + kfree(out_mad); + + return err; +} + +int mlx5_ib_query_port(struct ib_device *ibdev, u8 port, + struct ib_port_attr *props) +{ + struct mlx5_ib_dev *dev = to_mdev(ibdev); + struct ib_smp *in_mad = NULL; + struct ib_smp *out_mad = NULL; + int ext_active_speed; + int err = -ENOMEM; + + if (port < 1 || port > dev->mdev.caps.num_ports) { + mlx5_ib_warn(dev, "invalid port number %d\n", port); + return -EINVAL; + } + + in_mad = kzalloc(sizeof(*in_mad), GFP_KERNEL); + out_mad = kmalloc(sizeof(*out_mad), GFP_KERNEL); + if (!in_mad || !out_mad) + goto out; + + memset(props, 0, sizeof(*props)); + + init_query_mad(in_mad); + in_mad->attr_id = IB_SMP_ATTR_PORT_INFO; + in_mad->attr_mod = cpu_to_be32(port); + + err = mlx5_MAD_IFC(dev, 1, 1, port, NULL, NULL, in_mad, out_mad); + if (err) { + mlx5_ib_warn(dev, "err %d\n", err); + goto out; + } + + + props->lid = be16_to_cpup((__be16 *)(out_mad->data + 16)); + props->lmc = out_mad->data[34] & 0x7; + props->sm_lid = be16_to_cpup((__be16 *)(out_mad->data + 18)); + props->sm_sl = out_mad->data[36] & 0xf; + props->state = out_mad->data[32] & 0xf; + props->phys_state = out_mad->data[33] >> 4; + props->port_cap_flags = be32_to_cpup((__be32 *)(out_mad->data + 20)); + props->gid_tbl_len = out_mad->data[50]; + props->max_msg_sz = 1 << to_mdev(ibdev)->mdev.caps.log_max_msg; + props->pkey_tbl_len = to_mdev(ibdev)->mdev.caps.port[port - 1].pkey_table_len; + props->bad_pkey_cntr = be16_to_cpup((__be16 *)(out_mad->data + 46)); + props->qkey_viol_cntr = be16_to_cpup((__be16 *)(out_mad->data + 48)); + props->active_width = out_mad->data[31] & 0xf; + props->active_speed = out_mad->data[35] >> 4; + props->max_mtu = out_mad->data[41] & 0xf; + props->active_mtu = out_mad->data[36] >> 4; + props->subnet_timeout = out_mad->data[51] & 0x1f; + props->max_vl_num = out_mad->data[37] >> 4; + props->init_type_reply = out_mad->data[41] >> 4; + + /* Check if extended speeds (EDR/FDR/...) are supported */ + if (props->port_cap_flags & IB_PORT_EXTENDED_SPEEDS_SUP) { + ext_active_speed = out_mad->data[62] >> 4; + + switch (ext_active_speed) { + case 1: + props->active_speed = 16; /* FDR */ + break; + case 2: + props->active_speed = 32; /* EDR */ + break; + } + } + + /* If reported active speed is QDR, check if is FDR-10 */ + if (props->active_speed == 4) { + if (dev->mdev.caps.ext_port_cap[port - 1] & + MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO) { + init_query_mad(in_mad); + in_mad->attr_id = MLX5_ATTR_EXTENDED_PORT_INFO; + in_mad->attr_mod = cpu_to_be32(port); + + err = mlx5_MAD_IFC(dev, 1, 1, port, + NULL, NULL, in_mad, out_mad); + if (err) + goto out; + + /* Checking LinkSpeedActive for FDR-10 */ + if (out_mad->data[15] & 0x1) + props->active_speed = 8; + } + } + +out: + kfree(in_mad); + kfree(out_mad); + + return err; +} + +static int mlx5_ib_query_gid(struct ib_device *ibdev, u8 port, int index, + union ib_gid *gid) +{ + struct ib_smp *in_mad = NULL; + struct ib_smp *out_mad = NULL; + int err = -ENOMEM; + + in_mad = kzalloc(sizeof(*in_mad), GFP_KERNEL); + out_mad = kmalloc(sizeof(*out_mad), GFP_KERNEL); + if (!in_mad || !out_mad) + goto out; + + init_query_mad(in_mad); + in_mad->attr_id = IB_SMP_ATTR_PORT_INFO; + in_mad->attr_mod = cpu_to_be32(port); + + err = mlx5_MAD_IFC(to_mdev(ibdev), 1, 1, port, NULL, NULL, in_mad, out_mad); + if (err) + goto out; + + memcpy(gid->raw, out_mad->data + 8, 8); + + init_query_mad(in_mad); + in_mad->attr_id = IB_SMP_ATTR_GUID_INFO; + in_mad->attr_mod = cpu_to_be32(index / 8); + + err = mlx5_MAD_IFC(to_mdev(ibdev), 1, 1, port, NULL, NULL, in_mad, out_mad); + if (err) + goto out; + + memcpy(gid->raw + 8, out_mad->data + (index % 8) * 8, 8); + +out: + kfree(in_mad); + kfree(out_mad); + return err; +} + +static int mlx5_ib_query_pkey(struct ib_device *ibdev, u8 port, u16 index, + u16 *pkey) +{ + struct ib_smp *in_mad = NULL; + struct ib_smp *out_mad = NULL; + int err = -ENOMEM; + + in_mad = kzalloc(sizeof(*in_mad), GFP_KERNEL); + out_mad = kmalloc(sizeof(*out_mad), GFP_KERNEL); + if (!in_mad || !out_mad) + goto out; + + init_query_mad(in_mad); + in_mad->attr_id = IB_SMP_ATTR_PKEY_TABLE; + in_mad->attr_mod = cpu_to_be32(index / 32); + + err = mlx5_MAD_IFC(to_mdev(ibdev), 1, 1, port, NULL, NULL, in_mad, out_mad); + if (err) + goto out; + + *pkey = be16_to_cpu(((__be16 *)out_mad->data)[index % 32]); + +out: + kfree(in_mad); + kfree(out_mad); + return err; +} + +struct mlx5_reg_node_desc { + u8 desc[64]; +}; + +static int mlx5_ib_modify_device(struct ib_device *ibdev, int mask, + struct ib_device_modify *props) +{ + struct mlx5_ib_dev *dev = to_mdev(ibdev); + struct mlx5_reg_node_desc in; + struct mlx5_reg_node_desc out; + int err; + + if (mask & ~IB_DEVICE_MODIFY_NODE_DESC) + return -EOPNOTSUPP; + + if (!(mask & IB_DEVICE_MODIFY_NODE_DESC)) + return 0; + + /* + * If possible, pass node desc to FW, so it can generate + * a 144 trap. If cmd fails, just ignore. + */ + memcpy(&in, props->node_desc, 64); + err = mlx5_core_access_reg(&dev->mdev, &in, sizeof(in), &out, + sizeof(out), MLX5_REG_NODE_DESC, 0, 1); + if (err) + return err; + + memcpy(ibdev->node_desc, props->node_desc, 64); + + return err; +} + +static int mlx5_ib_modify_port(struct ib_device *ibdev, u8 port, int mask, + struct ib_port_modify *props) +{ + struct mlx5_ib_dev *dev = to_mdev(ibdev); + struct ib_port_attr attr; + u32 tmp; + int err; + + mutex_lock(&dev->cap_mask_mutex); + + err = mlx5_ib_query_port(ibdev, port, &attr); + if (err) + goto out; + + tmp = (attr.port_cap_flags | props->set_port_cap_mask) & + ~props->clr_port_cap_mask; + + err = mlx5_set_port_caps(&dev->mdev, port, tmp); + +out: + mutex_unlock(&dev->cap_mask_mutex); + return err; +} + +static struct ib_ucontext *mlx5_ib_alloc_ucontext(struct ib_device *ibdev, + struct ib_udata *udata) +{ + struct mlx5_ib_dev *dev = to_mdev(ibdev); + struct mlx5_ib_alloc_ucontext_req req; + struct mlx5_ib_alloc_ucontext_resp resp; + struct mlx5_ib_ucontext *context; + struct mlx5_uuar_info *uuari; + struct mlx5_uar *uars; + int num_uars; + int uuarn; + int err; + int i; + + if (!dev->ib_active) + return ERR_PTR(-EAGAIN); + + err = ib_copy_from_udata(&req, udata, sizeof(req)); + if (err) + return ERR_PTR(err); + + if (req.total_num_uuars > MLX5_MAX_UUARS) + return ERR_PTR(-ENOMEM); + + if (req.total_num_uuars == 0) + return ERR_PTR(-EINVAL); + + req.total_num_uuars = ALIGN(req.total_num_uuars, MLX5_BF_REGS_PER_PAGE); + if (req.num_low_latency_uuars > req.total_num_uuars - 1) + return ERR_PTR(-EINVAL); + + num_uars = req.total_num_uuars / MLX5_BF_REGS_PER_PAGE; + resp.qp_tab_size = 1 << dev->mdev.caps.log_max_qp; + resp.bf_reg_size = dev->mdev.caps.bf_reg_size; + resp.cache_line_size = L1_CACHE_BYTES; + resp.max_sq_desc_sz = dev->mdev.caps.max_sq_desc_sz; + resp.max_rq_desc_sz = dev->mdev.caps.max_rq_desc_sz; + resp.max_send_wqebb = dev->mdev.caps.max_wqes; + resp.max_recv_wr = dev->mdev.caps.max_wqes; + resp.max_srq_recv_wr = dev->mdev.caps.max_srq_wqes; + + context = kzalloc(sizeof(*context), GFP_KERNEL); + if (!context) + return ERR_PTR(-ENOMEM); + + uuari = &context->uuari; + mutex_init(&uuari->lock); + uars = kcalloc(num_uars, sizeof(*uars), GFP_KERNEL); + if (!uars) { + err = -ENOMEM; + goto out_ctx; + } + + uuari->bitmap = kcalloc(BITS_TO_LONGS(req.total_num_uuars), + sizeof(*uuari->bitmap), + GFP_KERNEL); + if (!uuari->bitmap) { + err = -ENOMEM; + goto out_uar_ctx; + } + /* + * clear all fast path uuars + */ + for (i = 0; i < req.total_num_uuars; i++) { + uuarn = i & 3; + if (uuarn == 2 || uuarn == 3) + set_bit(i, uuari->bitmap); + } + + uuari->count = kcalloc(req.total_num_uuars, sizeof(*uuari->count), GFP_KERNEL); + if (!uuari->count) { + err = -ENOMEM; + goto out_bitmap; + } + + for (i = 0; i < num_uars; i++) { + err = mlx5_cmd_alloc_uar(&dev->mdev, &uars[i].index); + if (err) + goto out_count; + } + + INIT_LIST_HEAD(&context->db_page_list); + mutex_init(&context->db_page_mutex); + + resp.tot_uuars = req.total_num_uuars; + resp.num_ports = dev->mdev.caps.num_ports; + err = ib_copy_to_udata(udata, &resp, sizeof(resp)); + if (err) + goto out_uars; + + uuari->num_low_latency_uuars = req.num_low_latency_uuars; + uuari->uars = uars; + uuari->num_uars = num_uars; + return &context->ibucontext; + +out_uars: + for (i--; i >= 0; i--) + mlx5_cmd_free_uar(&dev->mdev, uars[i].index); +out_count: + kfree(uuari->count); + +out_bitmap: + kfree(uuari->bitmap); + +out_uar_ctx: + kfree(uars); + +out_ctx: + kfree(context); + return ERR_PTR(err); +} + +static int mlx5_ib_dealloc_ucontext(struct ib_ucontext *ibcontext) +{ + struct mlx5_ib_ucontext *context = to_mucontext(ibcontext); + struct mlx5_ib_dev *dev = to_mdev(ibcontext->device); + struct mlx5_uuar_info *uuari = &context->uuari; + int i; + + for (i = 0; i < uuari->num_uars; i++) { + if (mlx5_cmd_free_uar(&dev->mdev, uuari->uars[i].index)) + mlx5_ib_warn(dev, "failed to free UAR 0x%x\n", uuari->uars[i].index); + } + + kfree(uuari->count); + kfree(uuari->bitmap); + kfree(uuari->uars); + kfree(context); + + return 0; +} + +static phys_addr_t uar_index2pfn(struct mlx5_ib_dev *dev, int index) +{ + return (pci_resource_start(dev->mdev.pdev, 0) >> PAGE_SHIFT) + index; +} + +static int get_command(unsigned long offset) +{ + return (offset >> MLX5_IB_MMAP_CMD_SHIFT) & MLX5_IB_MMAP_CMD_MASK; +} + +static int get_arg(unsigned long offset) +{ + return offset & ((1 << MLX5_IB_MMAP_CMD_SHIFT) - 1); +} + +static int get_index(unsigned long offset) +{ + return get_arg(offset); +} + +static int mlx5_ib_mmap(struct ib_ucontext *ibcontext, struct vm_area_struct *vma) +{ + struct mlx5_ib_ucontext *context = to_mucontext(ibcontext); + struct mlx5_ib_dev *dev = to_mdev(ibcontext->device); + struct mlx5_uuar_info *uuari = &context->uuari; + unsigned long command; + unsigned long idx; + phys_addr_t pfn; + + command = get_command(vma->vm_pgoff); + switch (command) { + case MLX5_IB_MMAP_REGULAR_PAGE: + if (vma->vm_end - vma->vm_start != PAGE_SIZE) + return -EINVAL; + + idx = get_index(vma->vm_pgoff); + pfn = uar_index2pfn(dev, uuari->uars[idx].index); + mlx5_ib_dbg(dev, "uar idx 0x%lx, pfn 0x%llx\n", idx, + (unsigned long long)pfn); + + if (idx >= uuari->num_uars) + return -EINVAL; + + vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); + if (io_remap_pfn_range(vma, vma->vm_start, pfn, + PAGE_SIZE, vma->vm_page_prot)) + return -EAGAIN; + + mlx5_ib_dbg(dev, "mapped WC at 0x%lx, PA 0x%llx\n", + vma->vm_start, + (unsigned long long)pfn << PAGE_SHIFT); + break; + + case MLX5_IB_MMAP_GET_CONTIGUOUS_PAGES: + return -ENOSYS; + + default: + return -EINVAL; + } + + return 0; +} + +static int alloc_pa_mkey(struct mlx5_ib_dev *dev, u32 *key, u32 pdn) +{ + struct mlx5_create_mkey_mbox_in *in; + struct mlx5_mkey_seg *seg; + struct mlx5_core_mr mr; + int err; + + in = kzalloc(sizeof(*in), GFP_KERNEL); + if (!in) + return -ENOMEM; + + seg = &in->seg; + seg->flags = MLX5_PERM_LOCAL_READ | MLX5_ACCESS_MODE_PA; + seg->flags_pd = cpu_to_be32(pdn | MLX5_MKEY_LEN64); + seg->qpn_mkey7_0 = cpu_to_be32(0xffffff << 8); + seg->start_addr = 0; + + err = mlx5_core_create_mkey(&dev->mdev, &mr, in, sizeof(*in)); + if (err) { + mlx5_ib_warn(dev, "failed to create mkey, %d\n", err); + goto err_in; + } + + kfree(in); + *key = mr.key; + + return 0; + +err_in: + kfree(in); + + return err; +} + +static void free_pa_mkey(struct mlx5_ib_dev *dev, u32 key) +{ + struct mlx5_core_mr mr; + int err; + + memset(&mr, 0, sizeof(mr)); + mr.key = key; + err = mlx5_core_destroy_mkey(&dev->mdev, &mr); + if (err) + mlx5_ib_warn(dev, "failed to destroy mkey 0x%x\n", key); +} + +static struct ib_pd *mlx5_ib_alloc_pd(struct ib_device *ibdev, + struct ib_ucontext *context, + struct ib_udata *udata) +{ + struct mlx5_ib_alloc_pd_resp resp; + struct mlx5_ib_pd *pd; + int err; + + pd = kmalloc(sizeof(*pd), GFP_KERNEL); + if (!pd) + return ERR_PTR(-ENOMEM); + + err = mlx5_core_alloc_pd(&to_mdev(ibdev)->mdev, &pd->pdn); + if (err) { + kfree(pd); + return ERR_PTR(err); + } + + if (context) { + resp.pdn = pd->pdn; + if (ib_copy_to_udata(udata, &resp, sizeof(resp))) { + mlx5_core_dealloc_pd(&to_mdev(ibdev)->mdev, pd->pdn); + kfree(pd); + return ERR_PTR(-EFAULT); + } + } else { + err = alloc_pa_mkey(to_mdev(ibdev), &pd->pa_lkey, pd->pdn); + if (err) { + mlx5_core_dealloc_pd(&to_mdev(ibdev)->mdev, pd->pdn); + kfree(pd); + return ERR_PTR(err); + } + } + + return &pd->ibpd; +} + +static int mlx5_ib_dealloc_pd(struct ib_pd *pd) +{ + struct mlx5_ib_dev *mdev = to_mdev(pd->device); + struct mlx5_ib_pd *mpd = to_mpd(pd); + + if (!pd->uobject) + free_pa_mkey(mdev, mpd->pa_lkey); + + mlx5_core_dealloc_pd(&mdev->mdev, mpd->pdn); + kfree(mpd); + + return 0; +} + +static int mlx5_ib_mcg_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) +{ + struct mlx5_ib_dev *dev = to_mdev(ibqp->device); + int err; + + err = mlx5_core_attach_mcg(&dev->mdev, gid, ibqp->qp_num); + if (err) + mlx5_ib_warn(dev, "failed attaching QPN 0x%x, MGID %pI6\n", + ibqp->qp_num, gid->raw); + + return err; +} + +static int mlx5_ib_mcg_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) +{ + struct mlx5_ib_dev *dev = to_mdev(ibqp->device); + int err; + + err = mlx5_core_detach_mcg(&dev->mdev, gid, ibqp->qp_num); + if (err) + mlx5_ib_warn(dev, "failed detaching QPN 0x%x, MGID %pI6\n", + ibqp->qp_num, gid->raw); + + return err; +} + +static int init_node_data(struct mlx5_ib_dev *dev) +{ + struct ib_smp *in_mad = NULL; + struct ib_smp *out_mad = NULL; + int err = -ENOMEM; + + in_mad = kzalloc(sizeof(*in_mad), GFP_KERNEL); + out_mad = kmalloc(sizeof(*out_mad), GFP_KERNEL); + if (!in_mad || !out_mad) + goto out; + + init_query_mad(in_mad); + in_mad->attr_id = IB_SMP_ATTR_NODE_DESC; + + err = mlx5_MAD_IFC(dev, 1, 1, 1, NULL, NULL, in_mad, out_mad); + if (err) + goto out; + + memcpy(dev->ib_dev.node_desc, out_mad->data, 64); + + in_mad->attr_id = IB_SMP_ATTR_NODE_INFO; + + err = mlx5_MAD_IFC(dev, 1, 1, 1, NULL, NULL, in_mad, out_mad); + if (err) + goto out; + + dev->mdev.rev_id = be32_to_cpup((__be32 *)(out_mad->data + 32)); + memcpy(&dev->ib_dev.node_guid, out_mad->data + 12, 8); + +out: + kfree(in_mad); + kfree(out_mad); + return err; +} + +static ssize_t show_fw_pages(struct device *device, struct device_attribute *attr, + char *buf) +{ + struct mlx5_ib_dev *dev = + container_of(device, struct mlx5_ib_dev, ib_dev.dev); + + return sprintf(buf, "%d\n", dev->mdev.priv.fw_pages); +} + +static ssize_t show_reg_pages(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct mlx5_ib_dev *dev = + container_of(device, struct mlx5_ib_dev, ib_dev.dev); + + return sprintf(buf, "%d\n", dev->mdev.priv.reg_pages); +} + +static ssize_t show_hca(struct device *device, struct device_attribute *attr, + char *buf) +{ + struct mlx5_ib_dev *dev = + container_of(device, struct mlx5_ib_dev, ib_dev.dev); + return sprintf(buf, "MT%d\n", dev->mdev.pdev->device); +} + +static ssize_t show_fw_ver(struct device *device, struct device_attribute *attr, + char *buf) +{ + struct mlx5_ib_dev *dev = + container_of(device, struct mlx5_ib_dev, ib_dev.dev); + return sprintf(buf, "%d.%d.%d\n", fw_rev_maj(&dev->mdev), + fw_rev_min(&dev->mdev), fw_rev_sub(&dev->mdev)); +} + +static ssize_t show_rev(struct device *device, struct device_attribute *attr, + char *buf) +{ + struct mlx5_ib_dev *dev = + container_of(device, struct mlx5_ib_dev, ib_dev.dev); + return sprintf(buf, "%x\n", dev->mdev.rev_id); +} + +static ssize_t show_board(struct device *device, struct device_attribute *attr, + char *buf) +{ + struct mlx5_ib_dev *dev = + container_of(device, struct mlx5_ib_dev, ib_dev.dev); + return sprintf(buf, "%.*s\n", MLX5_BOARD_ID_LEN, + dev->mdev.board_id); +} + +static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL); +static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL); +static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL); +static DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL); +static DEVICE_ATTR(fw_pages, S_IRUGO, show_fw_pages, NULL); +static DEVICE_ATTR(reg_pages, S_IRUGO, show_reg_pages, NULL); + +static struct device_attribute *mlx5_class_attributes[] = { + &dev_attr_hw_rev, + &dev_attr_fw_ver, + &dev_attr_hca_type, + &dev_attr_board_id, + &dev_attr_fw_pages, + &dev_attr_reg_pages, +}; + +static void mlx5_ib_event(struct mlx5_core_dev *dev, enum mlx5_dev_event event, + void *data) +{ + struct mlx5_ib_dev *ibdev = container_of(dev, struct mlx5_ib_dev, mdev); + struct ib_event ibev; + u8 port = 0; + + switch (event) { + case MLX5_DEV_EVENT_SYS_ERROR: + ibdev->ib_active = false; + ibev.event = IB_EVENT_DEVICE_FATAL; + break; + + case MLX5_DEV_EVENT_PORT_UP: + ibev.event = IB_EVENT_PORT_ACTIVE; + port = *(u8 *)data; + break; + + case MLX5_DEV_EVENT_PORT_DOWN: + ibev.event = IB_EVENT_PORT_ERR; + port = *(u8 *)data; + break; + + case MLX5_DEV_EVENT_PORT_INITIALIZED: + /* not used by ULPs */ + return; + + case MLX5_DEV_EVENT_LID_CHANGE: + ibev.event = IB_EVENT_LID_CHANGE; + port = *(u8 *)data; + break; + + case MLX5_DEV_EVENT_PKEY_CHANGE: + ibev.event = IB_EVENT_PKEY_CHANGE; + port = *(u8 *)data; + break; + + case MLX5_DEV_EVENT_GUID_CHANGE: + ibev.event = IB_EVENT_GID_CHANGE; + port = *(u8 *)data; + break; + + case MLX5_DEV_EVENT_CLIENT_REREG: + ibev.event = IB_EVENT_CLIENT_REREGISTER; + port = *(u8 *)data; + break; + } + + ibev.device = &ibdev->ib_dev; + ibev.element.port_num = port; + + if (ibdev->ib_active) + ib_dispatch_event(&ibev); +} + +static void get_ext_port_caps(struct mlx5_ib_dev *dev) +{ + int port; + + for (port = 1; port <= dev->mdev.caps.num_ports; port++) + mlx5_query_ext_port_caps(dev, port); +} + +static int get_port_caps(struct mlx5_ib_dev *dev) +{ + struct ib_device_attr *dprops = NULL; + struct ib_port_attr *pprops = NULL; + int err = 0; + int port; + + pprops = kmalloc(sizeof(*pprops), GFP_KERNEL); + if (!pprops) + goto out; + + dprops = kmalloc(sizeof(*dprops), GFP_KERNEL); + if (!dprops) + goto out; + + err = mlx5_ib_query_device(&dev->ib_dev, dprops); + if (err) { + mlx5_ib_warn(dev, "query_device failed %d\n", err); + goto out; + } + + for (port = 1; port <= dev->mdev.caps.num_ports; port++) { + err = mlx5_ib_query_port(&dev->ib_dev, port, pprops); + if (err) { + mlx5_ib_warn(dev, "query_port %d failed %d\n", port, err); + break; + } + dev->mdev.caps.port[port - 1].pkey_table_len = dprops->max_pkeys; + dev->mdev.caps.port[port - 1].gid_table_len = pprops->gid_tbl_len; + mlx5_ib_dbg(dev, "pkey_table_len %d, gid_table_len %d\n", + dprops->max_pkeys, pprops->gid_tbl_len); + } + +out: + kfree(pprops); + kfree(dprops); + + return err; +} + +static void destroy_umrc_res(struct mlx5_ib_dev *dev) +{ + int err; + + err = mlx5_mr_cache_cleanup(dev); + if (err) + mlx5_ib_warn(dev, "mr cache cleanup failed\n"); + + mlx5_ib_destroy_qp(dev->umrc.qp); + ib_destroy_cq(dev->umrc.cq); + ib_dereg_mr(dev->umrc.mr); + ib_dealloc_pd(dev->umrc.pd); +} + +enum { + MAX_UMR_WR = 128, +}; + +static int create_umr_res(struct mlx5_ib_dev *dev) +{ + struct ib_qp_init_attr *init_attr = NULL; + struct ib_qp_attr *attr = NULL; + struct ib_pd *pd; + struct ib_cq *cq; + struct ib_qp *qp; + struct ib_mr *mr; + int ret; + + attr = kzalloc(sizeof(*attr), GFP_KERNEL); + init_attr = kzalloc(sizeof(*init_attr), GFP_KERNEL); + if (!attr || !init_attr) { + ret = -ENOMEM; + goto error_0; + } + + pd = ib_alloc_pd(&dev->ib_dev); + if (IS_ERR(pd)) { + mlx5_ib_dbg(dev, "Couldn't create PD for sync UMR QP\n"); + ret = PTR_ERR(pd); + goto error_0; + } + + mr = ib_get_dma_mr(pd, IB_ACCESS_LOCAL_WRITE); + if (IS_ERR(mr)) { + mlx5_ib_dbg(dev, "Couldn't create DMA MR for sync UMR QP\n"); + ret = PTR_ERR(mr); + goto error_1; + } + + cq = ib_create_cq(&dev->ib_dev, mlx5_umr_cq_handler, NULL, NULL, 128, + 0); + if (IS_ERR(cq)) { + mlx5_ib_dbg(dev, "Couldn't create CQ for sync UMR QP\n"); + ret = PTR_ERR(cq); + goto error_2; + } + ib_req_notify_cq(cq, IB_CQ_NEXT_COMP); + + init_attr->send_cq = cq; + init_attr->recv_cq = cq; + init_attr->sq_sig_type = IB_SIGNAL_ALL_WR; + init_attr->cap.max_send_wr = MAX_UMR_WR; + init_attr->cap.max_send_sge = 1; + init_attr->qp_type = MLX5_IB_QPT_REG_UMR; + init_attr->port_num = 1; + qp = mlx5_ib_create_qp(pd, init_attr, NULL); + if (IS_ERR(qp)) { + mlx5_ib_dbg(dev, "Couldn't create sync UMR QP\n"); + ret = PTR_ERR(qp); + goto error_3; + } + qp->device = &dev->ib_dev; + qp->real_qp = qp; + qp->uobject = NULL; + qp->qp_type = MLX5_IB_QPT_REG_UMR; + + attr->qp_state = IB_QPS_INIT; + attr->port_num = 1; + ret = mlx5_ib_modify_qp(qp, attr, IB_QP_STATE | IB_QP_PKEY_INDEX | + IB_QP_PORT, NULL); + if (ret) { + mlx5_ib_dbg(dev, "Couldn't modify UMR QP\n"); + goto error_4; + } + + memset(attr, 0, sizeof(*attr)); + attr->qp_state = IB_QPS_RTR; + attr->path_mtu = IB_MTU_256; + + ret = mlx5_ib_modify_qp(qp, attr, IB_QP_STATE, NULL); + if (ret) { + mlx5_ib_dbg(dev, "Couldn't modify umr QP to rtr\n"); + goto error_4; + } + + memset(attr, 0, sizeof(*attr)); + attr->qp_state = IB_QPS_RTS; + ret = mlx5_ib_modify_qp(qp, attr, IB_QP_STATE, NULL); + if (ret) { + mlx5_ib_dbg(dev, "Couldn't modify umr QP to rts\n"); + goto error_4; + } + + dev->umrc.qp = qp; + dev->umrc.cq = cq; + dev->umrc.mr = mr; + dev->umrc.pd = pd; + + sema_init(&dev->umrc.sem, MAX_UMR_WR); + ret = mlx5_mr_cache_init(dev); + if (ret) { + mlx5_ib_warn(dev, "mr cache init failed %d\n", ret); + goto error_4; + } + + kfree(attr); + kfree(init_attr); + + return 0; + +error_4: + mlx5_ib_destroy_qp(qp); + +error_3: + ib_destroy_cq(cq); + +error_2: + ib_dereg_mr(mr); + +error_1: + ib_dealloc_pd(pd); + +error_0: + kfree(attr); + kfree(init_attr); + return ret; +} + +static int create_dev_resources(struct mlx5_ib_resources *devr) +{ + struct ib_srq_init_attr attr; + struct mlx5_ib_dev *dev; + int ret = 0; + + dev = container_of(devr, struct mlx5_ib_dev, devr); + + devr->p0 = mlx5_ib_alloc_pd(&dev->ib_dev, NULL, NULL); + if (IS_ERR(devr->p0)) { + ret = PTR_ERR(devr->p0); + goto error0; + } + devr->p0->device = &dev->ib_dev; + devr->p0->uobject = NULL; + atomic_set(&devr->p0->usecnt, 0); + + devr->c0 = mlx5_ib_create_cq(&dev->ib_dev, 1, 0, NULL, NULL); + if (IS_ERR(devr->c0)) { + ret = PTR_ERR(devr->c0); + goto error1; + } + devr->c0->device = &dev->ib_dev; + devr->c0->uobject = NULL; + devr->c0->comp_handler = NULL; + devr->c0->event_handler = NULL; + devr->c0->cq_context = NULL; + atomic_set(&devr->c0->usecnt, 0); + + devr->x0 = mlx5_ib_alloc_xrcd(&dev->ib_dev, NULL, NULL); + if (IS_ERR(devr->x0)) { + ret = PTR_ERR(devr->x0); + goto error2; + } + devr->x0->device = &dev->ib_dev; + devr->x0->inode = NULL; + atomic_set(&devr->x0->usecnt, 0); + mutex_init(&devr->x0->tgt_qp_mutex); + INIT_LIST_HEAD(&devr->x0->tgt_qp_list); + + devr->x1 = mlx5_ib_alloc_xrcd(&dev->ib_dev, NULL, NULL); + if (IS_ERR(devr->x1)) { + ret = PTR_ERR(devr->x1); + goto error3; + } + devr->x1->device = &dev->ib_dev; + devr->x1->inode = NULL; + atomic_set(&devr->x1->usecnt, 0); + mutex_init(&devr->x1->tgt_qp_mutex); + INIT_LIST_HEAD(&devr->x1->tgt_qp_list); + + memset(&attr, 0, sizeof(attr)); + attr.attr.max_sge = 1; + attr.attr.max_wr = 1; + attr.srq_type = IB_SRQT_XRC; + attr.ext.xrc.cq = devr->c0; + attr.ext.xrc.xrcd = devr->x0; + + devr->s0 = mlx5_ib_create_srq(devr->p0, &attr, NULL); + if (IS_ERR(devr->s0)) { + ret = PTR_ERR(devr->s0); + goto error4; + } + devr->s0->device = &dev->ib_dev; + devr->s0->pd = devr->p0; + devr->s0->uobject = NULL; + devr->s0->event_handler = NULL; + devr->s0->srq_context = NULL; + devr->s0->srq_type = IB_SRQT_XRC; + devr->s0->ext.xrc.xrcd = devr->x0; + devr->s0->ext.xrc.cq = devr->c0; + atomic_inc(&devr->s0->ext.xrc.xrcd->usecnt); + atomic_inc(&devr->s0->ext.xrc.cq->usecnt); + atomic_inc(&devr->p0->usecnt); + atomic_set(&devr->s0->usecnt, 0); + + return 0; + +error4: + mlx5_ib_dealloc_xrcd(devr->x1); +error3: + mlx5_ib_dealloc_xrcd(devr->x0); +error2: + mlx5_ib_destroy_cq(devr->c0); +error1: + mlx5_ib_dealloc_pd(devr->p0); +error0: + return ret; +} + +static void destroy_dev_resources(struct mlx5_ib_resources *devr) +{ + mlx5_ib_destroy_srq(devr->s0); + mlx5_ib_dealloc_xrcd(devr->x0); + mlx5_ib_dealloc_xrcd(devr->x1); + mlx5_ib_destroy_cq(devr->c0); + mlx5_ib_dealloc_pd(devr->p0); +} + +static int init_one(struct pci_dev *pdev, + const struct pci_device_id *id) +{ + struct mlx5_core_dev *mdev; + struct mlx5_ib_dev *dev; + int err; + int i; + + printk_once(KERN_INFO "%s", mlx5_version); + + dev = (struct mlx5_ib_dev *)ib_alloc_device(sizeof(*dev)); + if (!dev) + return -ENOMEM; + + mdev = &dev->mdev; + mdev->event = mlx5_ib_event; + if (prof_sel >= ARRAY_SIZE(profile)) { + pr_warn("selected pofile out of range, selceting default\n"); + prof_sel = 0; + } + mdev->profile = &profile[prof_sel]; + err = mlx5_dev_init(mdev, pdev); + if (err) + goto err_free; + + err = get_port_caps(dev); + if (err) + goto err_cleanup; + + get_ext_port_caps(dev); + + err = alloc_comp_eqs(dev); + if (err) + goto err_cleanup; + + MLX5_INIT_DOORBELL_LOCK(&dev->uar_lock); + + strlcpy(dev->ib_dev.name, "mlx5_%d", IB_DEVICE_NAME_MAX); + dev->ib_dev.owner = THIS_MODULE; + dev->ib_dev.node_type = RDMA_NODE_IB_CA; + dev->ib_dev.local_dma_lkey = mdev->caps.reserved_lkey; + dev->num_ports = mdev->caps.num_ports; + dev->ib_dev.phys_port_cnt = dev->num_ports; + dev->ib_dev.num_comp_vectors = dev->num_comp_vectors; + dev->ib_dev.dma_device = &mdev->pdev->dev; + + dev->ib_dev.uverbs_abi_ver = MLX5_IB_UVERBS_ABI_VERSION; + dev->ib_dev.uverbs_cmd_mask = + (1ull << IB_USER_VERBS_CMD_GET_CONTEXT) | + (1ull << IB_USER_VERBS_CMD_QUERY_DEVICE) | + (1ull << IB_USER_VERBS_CMD_QUERY_PORT) | + (1ull << IB_USER_VERBS_CMD_ALLOC_PD) | + (1ull << IB_USER_VERBS_CMD_DEALLOC_PD) | + (1ull << IB_USER_VERBS_CMD_REG_MR) | + (1ull << IB_USER_VERBS_CMD_DEREG_MR) | + (1ull << IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL) | + (1ull << IB_USER_VERBS_CMD_CREATE_CQ) | + (1ull << IB_USER_VERBS_CMD_RESIZE_CQ) | + (1ull << IB_USER_VERBS_CMD_DESTROY_CQ) | + (1ull << IB_USER_VERBS_CMD_CREATE_QP) | + (1ull << IB_USER_VERBS_CMD_MODIFY_QP) | + (1ull << IB_USER_VERBS_CMD_QUERY_QP) | + (1ull << IB_USER_VERBS_CMD_DESTROY_QP) | + (1ull << IB_USER_VERBS_CMD_ATTACH_MCAST) | + (1ull << IB_USER_VERBS_CMD_DETACH_MCAST) | + (1ull << IB_USER_VERBS_CMD_CREATE_SRQ) | + (1ull << IB_USER_VERBS_CMD_MODIFY_SRQ) | + (1ull << IB_USER_VERBS_CMD_QUERY_SRQ) | + (1ull << IB_USER_VERBS_CMD_DESTROY_SRQ) | + (1ull << IB_USER_VERBS_CMD_CREATE_XSRQ) | + (1ull << IB_USER_VERBS_CMD_OPEN_QP); + + dev->ib_dev.query_device = mlx5_ib_query_device; + dev->ib_dev.query_port = mlx5_ib_query_port; + dev->ib_dev.query_gid = mlx5_ib_query_gid; + dev->ib_dev.query_pkey = mlx5_ib_query_pkey; + dev->ib_dev.modify_device = mlx5_ib_modify_device; + dev->ib_dev.modify_port = mlx5_ib_modify_port; + dev->ib_dev.alloc_ucontext = mlx5_ib_alloc_ucontext; + dev->ib_dev.dealloc_ucontext = mlx5_ib_dealloc_ucontext; + dev->ib_dev.mmap = mlx5_ib_mmap; + dev->ib_dev.alloc_pd = mlx5_ib_alloc_pd; + dev->ib_dev.dealloc_pd = mlx5_ib_dealloc_pd; + dev->ib_dev.create_ah = mlx5_ib_create_ah; + dev->ib_dev.query_ah = mlx5_ib_query_ah; + dev->ib_dev.destroy_ah = mlx5_ib_destroy_ah; + dev->ib_dev.create_srq = mlx5_ib_create_srq; + dev->ib_dev.modify_srq = mlx5_ib_modify_srq; + dev->ib_dev.query_srq = mlx5_ib_query_srq; + dev->ib_dev.destroy_srq = mlx5_ib_destroy_srq; + dev->ib_dev.post_srq_recv = mlx5_ib_post_srq_recv; + dev->ib_dev.create_qp = mlx5_ib_create_qp; + dev->ib_dev.modify_qp = mlx5_ib_modify_qp; + dev->ib_dev.query_qp = mlx5_ib_query_qp; + dev->ib_dev.destroy_qp = mlx5_ib_destroy_qp; + dev->ib_dev.post_send = mlx5_ib_post_send; + dev->ib_dev.post_recv = mlx5_ib_post_recv; + dev->ib_dev.create_cq = mlx5_ib_create_cq; + dev->ib_dev.modify_cq = mlx5_ib_modify_cq; + dev->ib_dev.resize_cq = mlx5_ib_resize_cq; + dev->ib_dev.destroy_cq = mlx5_ib_destroy_cq; + dev->ib_dev.poll_cq = mlx5_ib_poll_cq; + dev->ib_dev.req_notify_cq = mlx5_ib_arm_cq; + dev->ib_dev.get_dma_mr = mlx5_ib_get_dma_mr; + dev->ib_dev.reg_user_mr = mlx5_ib_reg_user_mr; + dev->ib_dev.dereg_mr = mlx5_ib_dereg_mr; + dev->ib_dev.attach_mcast = mlx5_ib_mcg_attach; + dev->ib_dev.detach_mcast = mlx5_ib_mcg_detach; + dev->ib_dev.process_mad = mlx5_ib_process_mad; + dev->ib_dev.alloc_fast_reg_mr = mlx5_ib_alloc_fast_reg_mr; + dev->ib_dev.alloc_fast_reg_page_list = mlx5_ib_alloc_fast_reg_page_list; + dev->ib_dev.free_fast_reg_page_list = mlx5_ib_free_fast_reg_page_list; + + if (mdev->caps.flags & MLX5_DEV_CAP_FLAG_XRC) { + dev->ib_dev.alloc_xrcd = mlx5_ib_alloc_xrcd; + dev->ib_dev.dealloc_xrcd = mlx5_ib_dealloc_xrcd; + dev->ib_dev.uverbs_cmd_mask |= + (1ull << IB_USER_VERBS_CMD_OPEN_XRCD) | + (1ull << IB_USER_VERBS_CMD_CLOSE_XRCD); + } + + err = init_node_data(dev); + if (err) + goto err_eqs; + + mutex_init(&dev->cap_mask_mutex); + spin_lock_init(&dev->mr_lock); + + err = create_dev_resources(&dev->devr); + if (err) + goto err_eqs; + + if (ib_register_device(&dev->ib_dev, NULL)) + goto err_rsrc; + + err = create_umr_res(dev); + if (err) + goto err_dev; + + for (i = 0; i < ARRAY_SIZE(mlx5_class_attributes); i++) { + if (device_create_file(&dev->ib_dev.dev, + mlx5_class_attributes[i])) + goto err_umrc; + } + + dev->ib_active = true; + + return 0; + +err_umrc: + destroy_umrc_res(dev); + +err_dev: + ib_unregister_device(&dev->ib_dev); + +err_rsrc: + destroy_dev_resources(&dev->devr); + +err_eqs: + free_comp_eqs(dev); + +err_cleanup: + mlx5_dev_cleanup(mdev); + +err_free: + ib_dealloc_device((struct ib_device *)dev); + + return err; +} + +static void remove_one(struct pci_dev *pdev) +{ + struct mlx5_ib_dev *dev = mlx5_pci2ibdev(pdev); + + destroy_umrc_res(dev); + ib_unregister_device(&dev->ib_dev); + destroy_dev_resources(&dev->devr); + free_comp_eqs(dev); + mlx5_dev_cleanup(&dev->mdev); + ib_dealloc_device(&dev->ib_dev); +} + +static DEFINE_PCI_DEVICE_TABLE(mlx5_ib_pci_table) = { + { PCI_VDEVICE(MELLANOX, 4113) }, /* MT4113 Connect-IB */ + { 0, } +}; + +MODULE_DEVICE_TABLE(pci, mlx5_ib_pci_table); + +static struct pci_driver mlx5_ib_driver = { + .name = DRIVER_NAME, + .id_table = mlx5_ib_pci_table, + .probe = init_one, + .remove = remove_one +}; + +static int __init mlx5_ib_init(void) +{ + return pci_register_driver(&mlx5_ib_driver); +} + +static void __exit mlx5_ib_cleanup(void) +{ + pci_unregister_driver(&mlx5_ib_driver); +} + +module_init(mlx5_ib_init); +module_exit(mlx5_ib_cleanup); diff --git a/drivers/infiniband/hw/mlx5/mem.c b/drivers/infiniband/hw/mlx5/mem.c new file mode 100644 index 0000000..3a53228 --- /dev/null +++ b/drivers/infiniband/hw/mlx5/mem.c @@ -0,0 +1,162 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include "mlx5_ib.h" + +/* @umem: umem object to scan + * @addr: ib virtual address requested by the user + * @count: number of PAGE_SIZE pages covered by umem + * @shift: page shift for the compound pages found in the region + * @ncont: number of compund pages + * @order: log2 of the number of compound pages + */ +void mlx5_ib_cont_pages(struct ib_umem *umem, u64 addr, int *count, int *shift, + int *ncont, int *order) +{ + struct ib_umem_chunk *chunk; + unsigned long tmp; + unsigned long m; + int i, j, k; + u64 base = 0; + int p = 0; + int skip; + int mask; + u64 len; + u64 pfn; + + addr = addr >> PAGE_SHIFT; + tmp = (unsigned long)addr; + m = find_first_bit(&tmp, sizeof(tmp)); + skip = 1 << m; + mask = skip - 1; + i = 0; + list_for_each_entry(chunk, &umem->chunk_list, list) + for (j = 0; j < chunk->nmap; j++) { + len = sg_dma_len(&chunk->page_list[j]) >> PAGE_SHIFT; + pfn = sg_dma_address(&chunk->page_list[j]) >> PAGE_SHIFT; + for (k = 0; k < len; k++) { + if (!(i & mask)) { + tmp = (unsigned long)pfn; + m = min(m, find_first_bit(&tmp, sizeof(tmp))); + skip = 1 << m; + mask = skip - 1; + base = pfn; + p = 0; + } else { + if (base + p != pfn) { + tmp = (unsigned long)p; + m = find_first_bit(&tmp, sizeof(tmp)); + skip = 1 << m; + mask = skip - 1; + base = pfn; + p = 0; + } + } + p++; + i++; + } + } + + if (i) { + m = min_t(unsigned long, ilog2(roundup_pow_of_two(i)), m); + + if (order) + *order = ilog2(roundup_pow_of_two(i) >> m); + + *ncont = DIV_ROUND_UP(i, (1 << m)); + } else { + m = 0; + + if (order) + *order = 0; + + *ncont = 0; + } + *shift = PAGE_SHIFT + m; + *count = i; +} + +void mlx5_ib_populate_pas(struct mlx5_ib_dev *dev, struct ib_umem *umem, + int page_shift, __be64 *pas, int umr) +{ + int shift = page_shift - PAGE_SHIFT; + int mask = (1 << shift) - 1; + struct ib_umem_chunk *chunk; + int i, j, k; + u64 cur = 0; + u64 base; + int len; + + i = 0; + list_for_each_entry(chunk, &umem->chunk_list, list) + for (j = 0; j < chunk->nmap; j++) { + len = sg_dma_len(&chunk->page_list[j]) >> PAGE_SHIFT; + base = sg_dma_address(&chunk->page_list[j]); + for (k = 0; k < len; k++) { + if (!(i & mask)) { + cur = base + (k << PAGE_SHIFT); + if (umr) + cur |= 3; + + pas[i >> shift] = cpu_to_be64(cur); + mlx5_ib_dbg(dev, "pas[%d] 0x%llx\n", + i >> shift, be64_to_cpu(pas[i >> shift])); + } else + mlx5_ib_dbg(dev, "=====> 0x%llx\n", + base + (k << PAGE_SHIFT)); + i++; + } + } +} + +int mlx5_ib_get_buf_offset(u64 addr, int page_shift, u32 *offset) +{ + u64 page_size; + u64 page_mask; + u64 off_size; + u64 off_mask; + u64 buf_off; + + page_size = 1 << page_shift; + page_mask = page_size - 1; + buf_off = addr & page_mask; + off_size = page_size >> 6; + off_mask = off_size - 1; + + if (buf_off & off_mask) + return -EINVAL; + + *offset = buf_off >> ilog2(off_size); + return 0; +} diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h new file mode 100644 index 0000000..836be91 --- /dev/null +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -0,0 +1,545 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef MLX5_IB_H +#define MLX5_IB_H + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define mlx5_ib_dbg(dev, format, arg...) \ +pr_debug("%s:%s:%d:(pid %d): " format, (dev)->ib_dev.name, __func__, \ + __LINE__, current->pid, ##arg) + +#define mlx5_ib_err(dev, format, arg...) \ +pr_err("%s:%s:%d:(pid %d): " format, (dev)->ib_dev.name, __func__, \ + __LINE__, current->pid, ##arg) + +#define mlx5_ib_warn(dev, format, arg...) \ +pr_warn("%s:%s:%d:(pid %d): " format, (dev)->ib_dev.name, __func__, \ + __LINE__, current->pid, ##arg) + +enum { + MLX5_IB_MMAP_CMD_SHIFT = 8, + MLX5_IB_MMAP_CMD_MASK = 0xff, +}; + +enum mlx5_ib_mmap_cmd { + MLX5_IB_MMAP_REGULAR_PAGE = 0, + MLX5_IB_MMAP_GET_CONTIGUOUS_PAGES = 1, /* always last */ +}; + +enum { + MLX5_RES_SCAT_DATA32_CQE = 0x1, + MLX5_RES_SCAT_DATA64_CQE = 0x2, + MLX5_REQ_SCAT_DATA32_CQE = 0x11, + MLX5_REQ_SCAT_DATA64_CQE = 0x22, +}; + +enum mlx5_ib_latency_class { + MLX5_IB_LATENCY_CLASS_LOW, + MLX5_IB_LATENCY_CLASS_MEDIUM, + MLX5_IB_LATENCY_CLASS_HIGH, + MLX5_IB_LATENCY_CLASS_FAST_PATH +}; + +enum mlx5_ib_mad_ifc_flags { + MLX5_MAD_IFC_IGNORE_MKEY = 1, + MLX5_MAD_IFC_IGNORE_BKEY = 2, + MLX5_MAD_IFC_NET_VIEW = 4, +}; + +struct mlx5_ib_ucontext { + struct ib_ucontext ibucontext; + struct list_head db_page_list; + + /* protect doorbell record alloc/free + */ + struct mutex db_page_mutex; + struct mlx5_uuar_info uuari; +}; + +static inline struct mlx5_ib_ucontext *to_mucontext(struct ib_ucontext *ibucontext) +{ + return container_of(ibucontext, struct mlx5_ib_ucontext, ibucontext); +} + +struct mlx5_ib_pd { + struct ib_pd ibpd; + u32 pdn; + u32 pa_lkey; +}; + +/* Use macros here so that don't have to duplicate + * enum ib_send_flags and enum ib_qp_type for low-level driver + */ + +#define MLX5_IB_SEND_UMR_UNREG IB_SEND_RESERVED_START +#define MLX5_IB_QPT_REG_UMR IB_QPT_RESERVED1 +#define MLX5_IB_WR_UMR IB_WR_RESERVED1 + +struct wr_list { + u16 opcode; + u16 next; +}; + +struct mlx5_ib_wq { + u64 *wrid; + u32 *wr_data; + struct wr_list *w_list; + unsigned *wqe_head; + u16 unsig_count; + + /* serialize post to the work queue + */ + spinlock_t lock; + int wqe_cnt; + int max_post; + int max_gs; + int offset; + int wqe_shift; + unsigned head; + unsigned tail; + u16 cur_post; + u16 last_poll; + void *qend; +}; + +enum { + MLX5_QP_USER, + MLX5_QP_KERNEL, + MLX5_QP_EMPTY +}; + +struct mlx5_ib_qp { + struct ib_qp ibqp; + struct mlx5_core_qp mqp; + struct mlx5_buf buf; + + struct mlx5_db db; + struct mlx5_ib_wq rq; + + u32 doorbell_qpn; + u8 sq_signal_bits; + u8 fm_cache; + int sq_max_wqes_per_wr; + int sq_spare_wqes; + struct mlx5_ib_wq sq; + + struct ib_umem *umem; + int buf_size; + + /* serialize qp state modifications + */ + struct mutex mutex; + u16 xrcdn; + u32 flags; + u8 port; + u8 alt_port; + u8 atomic_rd_en; + u8 resp_depth; + u8 state; + int mlx_type; + int wq_sig; + int scat_cqe; + int max_inline_data; + struct mlx5_bf *bf; + int has_rq; + + /* only for user space QPs. For kernel + * we have it from the bf object + */ + int uuarn; + + int create_type; + u32 pa_lkey; +}; + +struct mlx5_ib_cq_buf { + struct mlx5_buf buf; + struct ib_umem *umem; + int cqe_size; +}; + +enum mlx5_ib_qp_flags { + MLX5_IB_QP_BLOCK_MULTICAST_LOOPBACK = 1 << 0, + MLX5_IB_QP_SIGNATURE_HANDLING = 1 << 1, +}; + +struct mlx5_shared_mr_info { + int mr_id; + struct ib_umem *umem; +}; + +struct mlx5_ib_cq { + struct ib_cq ibcq; + struct mlx5_core_cq mcq; + struct mlx5_ib_cq_buf buf; + struct mlx5_db db; + + /* serialize access to the CQ + */ + spinlock_t lock; + + /* protect resize cq + */ + struct mutex resize_mutex; + struct mlx5_ib_cq_resize *resize_buf; + struct ib_umem *resize_umem; + int cqe_size; +}; + +struct mlx5_ib_srq { + struct ib_srq ibsrq; + struct mlx5_core_srq msrq; + struct mlx5_buf buf; + struct mlx5_db db; + u64 *wrid; + /* protect SRQ hanlding + */ + spinlock_t lock; + int head; + int tail; + u16 wqe_ctr; + struct ib_umem *umem; + /* serialize arming a SRQ + */ + struct mutex mutex; + int wq_sig; +}; + +struct mlx5_ib_xrcd { + struct ib_xrcd ibxrcd; + u32 xrcdn; +}; + +struct mlx5_ib_mr { + struct ib_mr ibmr; + struct mlx5_core_mr mmr; + struct ib_umem *umem; + struct mlx5_shared_mr_info *smr_info; + struct list_head list; + int order; + int umred; + __be64 *pas; + dma_addr_t dma; + int npages; + struct completion done; + enum ib_wc_status status; +}; + +struct mlx5_ib_fast_reg_page_list { + struct ib_fast_reg_page_list ibfrpl; + __be64 *mapped_page_list; + dma_addr_t map; +}; + +struct umr_common { + struct ib_pd *pd; + struct ib_cq *cq; + struct ib_qp *qp; + struct ib_mr *mr; + /* control access to UMR QP + */ + struct semaphore sem; +}; + +enum { + MLX5_FMR_INVALID, + MLX5_FMR_VALID, + MLX5_FMR_BUSY, +}; + +struct mlx5_ib_fmr { + struct ib_fmr ibfmr; + struct mlx5_core_mr mr; + int access_flags; + int state; + /* protect fmr state + */ + spinlock_t lock; + u64 wrid; + struct ib_send_wr wr[2]; + u8 page_shift; + struct ib_fast_reg_page_list page_list; +}; + +struct mlx5_cache_ent { + struct list_head head; + /* sync access to the cahce entry + */ + spinlock_t lock; + + + struct dentry *dir; + char name[4]; + u32 order; + u32 size; + u32 cur; + u32 miss; + u32 limit; + + struct dentry *fsize; + struct dentry *fcur; + struct dentry *fmiss; + struct dentry *flimit; + + struct mlx5_ib_dev *dev; + struct work_struct work; + struct delayed_work dwork; +}; + +struct mlx5_mr_cache { + struct workqueue_struct *wq; + struct mlx5_cache_ent ent[MAX_MR_CACHE_ENTRIES]; + int stopped; + struct dentry *root; + unsigned long last_add; +}; + +struct mlx5_ib_resources { + struct ib_cq *c0; + struct ib_xrcd *x0; + struct ib_xrcd *x1; + struct ib_pd *p0; + struct ib_srq *s0; +}; + +struct mlx5_ib_dev { + struct ib_device ib_dev; + struct mlx5_core_dev mdev; + MLX5_DECLARE_DOORBELL_LOCK(uar_lock); + struct list_head eqs_list; + int num_ports; + int num_comp_vectors; + /* serialize update of capability mask + */ + struct mutex cap_mask_mutex; + bool ib_active; + struct umr_common umrc; + /* sync used page count stats + */ + spinlock_t mr_lock; + struct mlx5_ib_resources devr; + struct mlx5_mr_cache cache; +}; + +static inline struct mlx5_ib_cq *to_mibcq(struct mlx5_core_cq *mcq) +{ + return container_of(mcq, struct mlx5_ib_cq, mcq); +} + +static inline struct mlx5_ib_xrcd *to_mxrcd(struct ib_xrcd *ibxrcd) +{ + return container_of(ibxrcd, struct mlx5_ib_xrcd, ibxrcd); +} + +static inline struct mlx5_ib_dev *to_mdev(struct ib_device *ibdev) +{ + return container_of(ibdev, struct mlx5_ib_dev, ib_dev); +} + +static inline struct mlx5_ib_fmr *to_mfmr(struct ib_fmr *ibfmr) +{ + return container_of(ibfmr, struct mlx5_ib_fmr, ibfmr); +} + +static inline struct mlx5_ib_cq *to_mcq(struct ib_cq *ibcq) +{ + return container_of(ibcq, struct mlx5_ib_cq, ibcq); +} + +static inline struct mlx5_ib_qp *to_mibqp(struct mlx5_core_qp *mqp) +{ + return container_of(mqp, struct mlx5_ib_qp, mqp); +} + +static inline struct mlx5_ib_pd *to_mpd(struct ib_pd *ibpd) +{ + return container_of(ibpd, struct mlx5_ib_pd, ibpd); +} + +static inline struct mlx5_ib_srq *to_msrq(struct ib_srq *ibsrq) +{ + return container_of(ibsrq, struct mlx5_ib_srq, ibsrq); +} + +static inline struct mlx5_ib_qp *to_mqp(struct ib_qp *ibqp) +{ + return container_of(ibqp, struct mlx5_ib_qp, ibqp); +} + +static inline struct mlx5_ib_srq *to_mibsrq(struct mlx5_core_srq *msrq) +{ + return container_of(msrq, struct mlx5_ib_srq, msrq); +} + +static inline struct mlx5_ib_mr *to_mmr(struct ib_mr *ibmr) +{ + return container_of(ibmr, struct mlx5_ib_mr, ibmr); +} + +static inline struct mlx5_ib_fast_reg_page_list *to_mfrpl(struct ib_fast_reg_page_list *ibfrpl) +{ + return container_of(ibfrpl, struct mlx5_ib_fast_reg_page_list, ibfrpl); +} + +struct mlx5_ib_ah { + struct ib_ah ibah; + struct mlx5_av av; +}; + +static inline struct mlx5_ib_ah *to_mah(struct ib_ah *ibah) +{ + return container_of(ibah, struct mlx5_ib_ah, ibah); +} + +static inline struct mlx5_ib_dev *mlx5_core2ibdev(struct mlx5_core_dev *dev) +{ + return container_of(dev, struct mlx5_ib_dev, mdev); +} + +static inline struct mlx5_ib_dev *mlx5_pci2ibdev(struct pci_dev *pdev) +{ + return mlx5_core2ibdev(pci2mlx5_core_dev(pdev)); +} + +int mlx5_ib_db_map_user(struct mlx5_ib_ucontext *context, unsigned long virt, + struct mlx5_db *db); +void mlx5_ib_db_unmap_user(struct mlx5_ib_ucontext *context, struct mlx5_db *db); +void __mlx5_ib_cq_clean(struct mlx5_ib_cq *cq, u32 qpn, struct mlx5_ib_srq *srq); +void mlx5_ib_cq_clean(struct mlx5_ib_cq *cq, u32 qpn, struct mlx5_ib_srq *srq); +void mlx5_ib_free_srq_wqe(struct mlx5_ib_srq *srq, int wqe_index); +int mlx5_MAD_IFC(struct mlx5_ib_dev *dev, int ignore_mkey, int ignore_bkey, + int port, struct ib_wc *in_wc, struct ib_grh *in_grh, + void *in_mad, void *response_mad); +struct ib_ah *create_ib_ah(struct ib_ah_attr *ah_attr, + struct mlx5_ib_ah *ah); +struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr); +int mlx5_ib_query_ah(struct ib_ah *ibah, struct ib_ah_attr *ah_attr); +int mlx5_ib_destroy_ah(struct ib_ah *ah); +struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd, + struct ib_srq_init_attr *init_attr, + struct ib_udata *udata); +int mlx5_ib_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, + enum ib_srq_attr_mask attr_mask, struct ib_udata *udata); +int mlx5_ib_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *srq_attr); +int mlx5_ib_destroy_srq(struct ib_srq *srq); +int mlx5_ib_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr, + struct ib_recv_wr **bad_wr); +struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd, + struct ib_qp_init_attr *init_attr, + struct ib_udata *udata); +int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, + int attr_mask, struct ib_udata *udata); +int mlx5_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask, + struct ib_qp_init_attr *qp_init_attr); +int mlx5_ib_destroy_qp(struct ib_qp *qp); +int mlx5_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, + struct ib_send_wr **bad_wr); +int mlx5_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr, + struct ib_recv_wr **bad_wr); +void *mlx5_get_send_wqe(struct mlx5_ib_qp *qp, int n); +struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev, int entries, + int vector, struct ib_ucontext *context, + struct ib_udata *udata); +int mlx5_ib_destroy_cq(struct ib_cq *cq); +int mlx5_ib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc); +int mlx5_ib_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags); +int mlx5_ib_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period); +int mlx5_ib_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata); +struct ib_mr *mlx5_ib_get_dma_mr(struct ib_pd *pd, int acc); +struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, + u64 virt_addr, int access_flags, + struct ib_udata *udata); +int mlx5_ib_dereg_mr(struct ib_mr *ibmr); +struct ib_mr *mlx5_ib_alloc_fast_reg_mr(struct ib_pd *pd, + int max_page_list_len); +struct ib_fast_reg_page_list *mlx5_ib_alloc_fast_reg_page_list(struct ib_device *ibdev, + int page_list_len); +void mlx5_ib_free_fast_reg_page_list(struct ib_fast_reg_page_list *page_list); +struct ib_fmr *mlx5_ib_fmr_alloc(struct ib_pd *pd, int acc, + struct ib_fmr_attr *fmr_attr); +int mlx5_ib_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list, + int npages, u64 iova); +int mlx5_ib_unmap_fmr(struct list_head *fmr_list); +int mlx5_ib_fmr_dealloc(struct ib_fmr *ibfmr); +int mlx5_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, + struct ib_wc *in_wc, struct ib_grh *in_grh, + struct ib_mad *in_mad, struct ib_mad *out_mad); +struct ib_xrcd *mlx5_ib_alloc_xrcd(struct ib_device *ibdev, + struct ib_ucontext *context, + struct ib_udata *udata); +int mlx5_ib_dealloc_xrcd(struct ib_xrcd *xrcd); +int mlx5_vector2eqn(struct mlx5_ib_dev *dev, int vector, int *eqn, int *irqn); +int mlx5_ib_get_buf_offset(u64 addr, int page_shift, u32 *offset); +int mlx5_query_ext_port_caps(struct mlx5_ib_dev *dev, u8 port); +int mlx5_ib_query_port(struct ib_device *ibdev, u8 port, + struct ib_port_attr *props); +int mlx5_ib_init_fmr(struct mlx5_ib_dev *dev); +void mlx5_ib_cleanup_fmr(struct mlx5_ib_dev *dev); +void mlx5_ib_cont_pages(struct ib_umem *umem, u64 addr, int *count, int *shift, + int *ncont, int *order); +void mlx5_ib_populate_pas(struct mlx5_ib_dev *dev, struct ib_umem *umem, + int page_shift, __be64 *pas, int umr); +void mlx5_ib_copy_pas(u64 *old, u64 *new, int step, int num); +int mlx5_ib_get_cqe_size(struct mlx5_ib_dev *dev, struct ib_cq *ibcq); +int mlx5_mr_cache_init(struct mlx5_ib_dev *dev); +int mlx5_mr_cache_cleanup(struct mlx5_ib_dev *dev); +int mlx5_mr_ib_cont_pages(struct ib_umem *umem, u64 addr, int *count, int *shift); +void mlx5_umr_cq_handler(struct ib_cq *cq, void *cq_context); + +static inline void init_query_mad(struct ib_smp *mad) +{ + mad->base_version = 1; + mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED; + mad->class_version = 1; + mad->method = IB_MGMT_METHOD_GET; +} + +static inline u8 convert_access(int acc) +{ + return (acc & IB_ACCESS_REMOTE_ATOMIC ? MLX5_PERM_ATOMIC : 0) | + (acc & IB_ACCESS_REMOTE_WRITE ? MLX5_PERM_REMOTE_WRITE : 0) | + (acc & IB_ACCESS_REMOTE_READ ? MLX5_PERM_REMOTE_READ : 0) | + (acc & IB_ACCESS_LOCAL_WRITE ? MLX5_PERM_LOCAL_WRITE : 0) | + MLX5_PERM_LOCAL_READ; +} + +#endif /* MLX5_IB_H */ diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c new file mode 100644 index 0000000..bd41df9 --- /dev/null +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -0,0 +1,1007 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + + +#include +#include +#include +#include +#include +#include "mlx5_ib.h" + +enum { + DEF_CACHE_SIZE = 10, +}; + +static __be64 *mr_align(__be64 *ptr, int align) +{ + unsigned long mask = align - 1; + + return (__be64 *)(((unsigned long)ptr + mask) & ~mask); +} + +static int order2idx(struct mlx5_ib_dev *dev, int order) +{ + struct mlx5_mr_cache *cache = &dev->cache; + + if (order < cache->ent[0].order) + return 0; + else + return order - cache->ent[0].order; +} + +static int add_keys(struct mlx5_ib_dev *dev, int c, int num) +{ + struct device *ddev = dev->ib_dev.dma_device; + struct mlx5_mr_cache *cache = &dev->cache; + struct mlx5_cache_ent *ent = &cache->ent[c]; + struct mlx5_create_mkey_mbox_in *in; + struct mlx5_ib_mr *mr; + int npages = 1 << ent->order; + int size = sizeof(u64) * npages; + int err = 0; + int i; + + in = kzalloc(sizeof(*in), GFP_KERNEL); + if (!in) + return -ENOMEM; + + for (i = 0; i < num; i++) { + mr = kzalloc(sizeof(*mr), GFP_KERNEL); + if (!mr) { + err = -ENOMEM; + goto out; + } + mr->order = ent->order; + mr->umred = 1; + mr->pas = kmalloc(size + 0x3f, GFP_KERNEL); + if (!mr->pas) { + kfree(mr); + err = -ENOMEM; + goto out; + } + mr->dma = dma_map_single(ddev, mr_align(mr->pas, 0x40), size, + DMA_TO_DEVICE); + if (dma_mapping_error(ddev, mr->dma)) { + kfree(mr->pas); + kfree(mr); + err = -ENOMEM; + goto out; + } + + in->seg.status = 1 << 6; + in->seg.xlt_oct_size = cpu_to_be32((npages + 1) / 2); + in->seg.qpn_mkey7_0 = cpu_to_be32(0xffffff << 8); + in->seg.flags = MLX5_ACCESS_MODE_MTT | MLX5_PERM_UMR_EN; + in->seg.log2_page_size = 12; + + err = mlx5_core_create_mkey(&dev->mdev, &mr->mmr, in, + sizeof(*in)); + if (err) { + mlx5_ib_warn(dev, "create mkey failed %d\n", err); + dma_unmap_single(ddev, mr->dma, size, DMA_TO_DEVICE); + kfree(mr->pas); + kfree(mr); + goto out; + } + cache->last_add = jiffies; + + spin_lock(&ent->lock); + list_add_tail(&mr->list, &ent->head); + ent->cur++; + ent->size++; + spin_unlock(&ent->lock); + } + +out: + kfree(in); + return err; +} + +static void remove_keys(struct mlx5_ib_dev *dev, int c, int num) +{ + struct device *ddev = dev->ib_dev.dma_device; + struct mlx5_mr_cache *cache = &dev->cache; + struct mlx5_cache_ent *ent = &cache->ent[c]; + struct mlx5_ib_mr *mr; + int size; + int err; + int i; + + for (i = 0; i < num; i++) { + spin_lock(&ent->lock); + if (list_empty(&ent->head)) { + spin_unlock(&ent->lock); + return; + } + mr = list_first_entry(&ent->head, struct mlx5_ib_mr, list); + list_del(&mr->list); + ent->cur--; + ent->size--; + spin_unlock(&ent->lock); + err = mlx5_core_destroy_mkey(&dev->mdev, &mr->mmr); + if (err) { + mlx5_ib_warn(dev, "failed destroy mkey\n"); + } else { + size = ALIGN(sizeof(u64) * (1 << mr->order), 0x40); + dma_unmap_single(ddev, mr->dma, size, DMA_TO_DEVICE); + kfree(mr->pas); + kfree(mr); + } + } +} + +static ssize_t size_write(struct file *filp, const char __user *buf, + size_t count, loff_t *pos) +{ + struct mlx5_cache_ent *ent = filp->private_data; + struct mlx5_ib_dev *dev = ent->dev; + char lbuf[20]; + u32 var; + int err; + int c; + + if (copy_from_user(lbuf, buf, sizeof(lbuf))) + return -EFAULT; + + c = order2idx(dev, ent->order); + lbuf[sizeof(lbuf) - 1] = 0; + + if (sscanf(lbuf, "%u", &var) != 1) + return -EINVAL; + + if (var < ent->limit) + return -EINVAL; + + if (var > ent->size) { + err = add_keys(dev, c, var - ent->size); + if (err) + return err; + } else if (var < ent->size) { + remove_keys(dev, c, ent->size - var); + } + + return count; +} + +static ssize_t size_read(struct file *filp, char __user *buf, size_t count, + loff_t *pos) +{ + struct mlx5_cache_ent *ent = filp->private_data; + char lbuf[20]; + int err; + + if (*pos) + return 0; + + err = snprintf(lbuf, sizeof(lbuf), "%d\n", ent->size); + if (err < 0) + return err; + + if (copy_to_user(buf, lbuf, err)) + return -EFAULT; + + *pos += err; + + return err; +} + +static const struct file_operations size_fops = { + .owner = THIS_MODULE, + .open = simple_open, + .write = size_write, + .read = size_read, +}; + +static ssize_t limit_write(struct file *filp, const char __user *buf, + size_t count, loff_t *pos) +{ + struct mlx5_cache_ent *ent = filp->private_data; + struct mlx5_ib_dev *dev = ent->dev; + char lbuf[20]; + u32 var; + int err; + int c; + + if (copy_from_user(lbuf, buf, sizeof(lbuf))) + return -EFAULT; + + c = order2idx(dev, ent->order); + lbuf[sizeof(lbuf) - 1] = 0; + + if (sscanf(lbuf, "%u", &var) != 1) + return -EINVAL; + + if (var > ent->size) + return -EINVAL; + + ent->limit = var; + + if (ent->cur < ent->limit) { + err = add_keys(dev, c, 2 * ent->limit - ent->cur); + if (err) + return err; + } + + return count; +} + +static ssize_t limit_read(struct file *filp, char __user *buf, size_t count, + loff_t *pos) +{ + struct mlx5_cache_ent *ent = filp->private_data; + char lbuf[20]; + int err; + + if (*pos) + return 0; + + err = snprintf(lbuf, sizeof(lbuf), "%d\n", ent->limit); + if (err < 0) + return err; + + if (copy_to_user(buf, lbuf, err)) + return -EFAULT; + + *pos += err; + + return err; +} + +static const struct file_operations limit_fops = { + .owner = THIS_MODULE, + .open = simple_open, + .write = limit_write, + .read = limit_read, +}; + +static int someone_adding(struct mlx5_mr_cache *cache) +{ + int i; + + for (i = 0; i < MAX_MR_CACHE_ENTRIES; i++) { + if (cache->ent[i].cur < cache->ent[i].limit) + return 1; + } + + return 0; +} + +static void __cache_work_func(struct mlx5_cache_ent *ent) +{ + struct mlx5_ib_dev *dev = ent->dev; + struct mlx5_mr_cache *cache = &dev->cache; + int i = order2idx(dev, ent->order); + + if (cache->stopped) + return; + + ent = &dev->cache.ent[i]; + if (ent->cur < 2 * ent->limit) { + add_keys(dev, i, 1); + if (ent->cur < 2 * ent->limit) + queue_work(cache->wq, &ent->work); + } else if (ent->cur > 2 * ent->limit) { + if (!someone_adding(cache) && + time_after(jiffies, cache->last_add + 60 * HZ)) { + remove_keys(dev, i, 1); + if (ent->cur > ent->limit) + queue_work(cache->wq, &ent->work); + } else { + queue_delayed_work(cache->wq, &ent->dwork, 60 * HZ); + } + } +} + +static void delayed_cache_work_func(struct work_struct *work) +{ + struct mlx5_cache_ent *ent; + + ent = container_of(work, struct mlx5_cache_ent, dwork.work); + __cache_work_func(ent); +} + +static void cache_work_func(struct work_struct *work) +{ + struct mlx5_cache_ent *ent; + + ent = container_of(work, struct mlx5_cache_ent, work); + __cache_work_func(ent); +} + +static struct mlx5_ib_mr *alloc_cached_mr(struct mlx5_ib_dev *dev, int order) +{ + struct mlx5_mr_cache *cache = &dev->cache; + struct mlx5_ib_mr *mr = NULL; + struct mlx5_cache_ent *ent; + int c; + int i; + + c = order2idx(dev, order); + if (c < 0 || c >= MAX_MR_CACHE_ENTRIES) { + mlx5_ib_warn(dev, "order %d, cache index %d\n", order, c); + return NULL; + } + + for (i = c; i < MAX_MR_CACHE_ENTRIES; i++) { + ent = &cache->ent[i]; + + mlx5_ib_dbg(dev, "order %d, cache index %d\n", ent->order, i); + + spin_lock(&ent->lock); + if (!list_empty(&ent->head)) { + mr = list_first_entry(&ent->head, struct mlx5_ib_mr, + list); + list_del(&mr->list); + ent->cur--; + spin_unlock(&ent->lock); + if (ent->cur < ent->limit) + queue_work(cache->wq, &ent->work); + break; + } + spin_unlock(&ent->lock); + + queue_work(cache->wq, &ent->work); + + if (mr) + break; + } + + if (!mr) + cache->ent[c].miss++; + + return mr; +} + +static void free_cached_mr(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr) +{ + struct mlx5_mr_cache *cache = &dev->cache; + struct mlx5_cache_ent *ent; + int shrink = 0; + int c; + + c = order2idx(dev, mr->order); + if (c < 0 || c >= MAX_MR_CACHE_ENTRIES) { + mlx5_ib_warn(dev, "order %d, cache index %d\n", mr->order, c); + return; + } + ent = &cache->ent[c]; + spin_lock(&ent->lock); + list_add_tail(&mr->list, &ent->head); + ent->cur++; + if (ent->cur > 2 * ent->limit) + shrink = 1; + spin_unlock(&ent->lock); + + if (shrink) + queue_work(cache->wq, &ent->work); +} + +static void clean_keys(struct mlx5_ib_dev *dev, int c) +{ + struct device *ddev = dev->ib_dev.dma_device; + struct mlx5_mr_cache *cache = &dev->cache; + struct mlx5_cache_ent *ent = &cache->ent[c]; + struct mlx5_ib_mr *mr; + int size; + int err; + + while (1) { + spin_lock(&ent->lock); + if (list_empty(&ent->head)) { + spin_unlock(&ent->lock); + return; + } + mr = list_first_entry(&ent->head, struct mlx5_ib_mr, list); + list_del(&mr->list); + ent->cur--; + ent->size--; + spin_unlock(&ent->lock); + err = mlx5_core_destroy_mkey(&dev->mdev, &mr->mmr); + if (err) { + mlx5_ib_warn(dev, "failed destroy mkey\n"); + } else { + size = ALIGN(sizeof(u64) * (1 << mr->order), 0x40); + dma_unmap_single(ddev, mr->dma, size, DMA_TO_DEVICE); + kfree(mr->pas); + kfree(mr); + } + } +} + +static int mlx5_mr_cache_debugfs_init(struct mlx5_ib_dev *dev) +{ + struct mlx5_mr_cache *cache = &dev->cache; + struct mlx5_cache_ent *ent; + int i; + + if (!mlx5_debugfs_root) + return 0; + + cache->root = debugfs_create_dir("mr_cache", dev->mdev.priv.dbg_root); + if (!cache->root) + return -ENOMEM; + + for (i = 0; i < MAX_MR_CACHE_ENTRIES; i++) { + ent = &cache->ent[i]; + sprintf(ent->name, "%d", ent->order); + ent->dir = debugfs_create_dir(ent->name, cache->root); + if (!ent->dir) + return -ENOMEM; + + ent->fsize = debugfs_create_file("size", 0600, ent->dir, ent, + &size_fops); + if (!ent->fsize) + return -ENOMEM; + + ent->flimit = debugfs_create_file("limit", 0600, ent->dir, ent, + &limit_fops); + if (!ent->flimit) + return -ENOMEM; + + ent->fcur = debugfs_create_u32("cur", 0400, ent->dir, + &ent->cur); + if (!ent->fcur) + return -ENOMEM; + + ent->fmiss = debugfs_create_u32("miss", 0600, ent->dir, + &ent->miss); + if (!ent->fmiss) + return -ENOMEM; + } + + return 0; +} + +static void mlx5_mr_cache_debugfs_cleanup(struct mlx5_ib_dev *dev) +{ + if (!mlx5_debugfs_root) + return; + + debugfs_remove_recursive(dev->cache.root); +} + +int mlx5_mr_cache_init(struct mlx5_ib_dev *dev) +{ + struct mlx5_mr_cache *cache = &dev->cache; + struct mlx5_cache_ent *ent; + int limit; + int size; + int err; + int i; + + cache->wq = create_singlethread_workqueue("mkey_cache"); + if (!cache->wq) { + mlx5_ib_warn(dev, "failed to create work queue\n"); + return -ENOMEM; + } + + for (i = 0; i < MAX_MR_CACHE_ENTRIES; i++) { + INIT_LIST_HEAD(&cache->ent[i].head); + spin_lock_init(&cache->ent[i].lock); + + ent = &cache->ent[i]; + INIT_LIST_HEAD(&ent->head); + spin_lock_init(&ent->lock); + ent->order = i + 2; + ent->dev = dev; + + if (dev->mdev.profile->mask & MLX5_PROF_MASK_MR_CACHE) { + size = dev->mdev.profile->mr_cache[i].size; + limit = dev->mdev.profile->mr_cache[i].limit; + } else { + size = DEF_CACHE_SIZE; + limit = 0; + } + INIT_WORK(&ent->work, cache_work_func); + INIT_DELAYED_WORK(&ent->dwork, delayed_cache_work_func); + ent->limit = limit; + queue_work(cache->wq, &ent->work); + } + + err = mlx5_mr_cache_debugfs_init(dev); + if (err) + mlx5_ib_warn(dev, "cache debugfs failure\n"); + + return 0; +} + +int mlx5_mr_cache_cleanup(struct mlx5_ib_dev *dev) +{ + int i; + + dev->cache.stopped = 1; + destroy_workqueue(dev->cache.wq); + + mlx5_mr_cache_debugfs_cleanup(dev); + + for (i = 0; i < MAX_MR_CACHE_ENTRIES; i++) + clean_keys(dev, i); + + return 0; +} + +struct ib_mr *mlx5_ib_get_dma_mr(struct ib_pd *pd, int acc) +{ + struct mlx5_ib_dev *dev = to_mdev(pd->device); + struct mlx5_core_dev *mdev = &dev->mdev; + struct mlx5_create_mkey_mbox_in *in; + struct mlx5_mkey_seg *seg; + struct mlx5_ib_mr *mr; + int err; + + mr = kzalloc(sizeof(*mr), GFP_KERNEL); + if (!mr) + return ERR_PTR(-ENOMEM); + + in = kzalloc(sizeof(*in), GFP_KERNEL); + if (!in) { + err = -ENOMEM; + goto err_free; + } + + seg = &in->seg; + seg->flags = convert_access(acc) | MLX5_ACCESS_MODE_PA; + seg->flags_pd = cpu_to_be32(to_mpd(pd)->pdn | MLX5_MKEY_LEN64); + seg->qpn_mkey7_0 = cpu_to_be32(0xffffff << 8); + seg->start_addr = 0; + + err = mlx5_core_create_mkey(mdev, &mr->mmr, in, sizeof(*in)); + if (err) + goto err_in; + + kfree(in); + mr->ibmr.lkey = mr->mmr.key; + mr->ibmr.rkey = mr->mmr.key; + mr->umem = NULL; + + return &mr->ibmr; + +err_in: + kfree(in); + +err_free: + kfree(mr); + + return ERR_PTR(err); +} + +static int get_octo_len(u64 addr, u64 len, int page_size) +{ + u64 offset; + int npages; + + offset = addr & (page_size - 1); + npages = ALIGN(len + offset, page_size) >> ilog2(page_size); + return (npages + 1) / 2; +} + +static int use_umr(int order) +{ + return order <= 17; +} + +static void prep_umr_reg_wqe(struct ib_pd *pd, struct ib_send_wr *wr, + struct ib_sge *sg, u64 dma, int n, u32 key, + int page_shift, u64 virt_addr, u64 len, + int access_flags) +{ + struct mlx5_ib_dev *dev = to_mdev(pd->device); + struct ib_mr *mr = dev->umrc.mr; + + sg->addr = dma; + sg->length = ALIGN(sizeof(u64) * n, 64); + sg->lkey = mr->lkey; + + wr->next = NULL; + wr->send_flags = 0; + wr->sg_list = sg; + if (n) + wr->num_sge = 1; + else + wr->num_sge = 0; + + wr->opcode = MLX5_IB_WR_UMR; + wr->wr.fast_reg.page_list_len = n; + wr->wr.fast_reg.page_shift = page_shift; + wr->wr.fast_reg.rkey = key; + wr->wr.fast_reg.iova_start = virt_addr; + wr->wr.fast_reg.length = len; + wr->wr.fast_reg.access_flags = access_flags; + wr->wr.fast_reg.page_list = (struct ib_fast_reg_page_list *)pd; +} + +static void prep_umr_unreg_wqe(struct mlx5_ib_dev *dev, + struct ib_send_wr *wr, u32 key) +{ + wr->send_flags = MLX5_IB_SEND_UMR_UNREG; + wr->opcode = MLX5_IB_WR_UMR; + wr->wr.fast_reg.rkey = key; +} + +void mlx5_umr_cq_handler(struct ib_cq *cq, void *cq_context) +{ + struct mlx5_ib_mr *mr; + struct ib_wc wc; + int err; + + while (1) { + err = ib_poll_cq(cq, 1, &wc); + if (err < 0) { + pr_warn("poll cq error %d\n", err); + return; + } + if (err == 0) + break; + + mr = (struct mlx5_ib_mr *)(unsigned long)wc.wr_id; + mr->status = wc.status; + complete(&mr->done); + } + ib_req_notify_cq(cq, IB_CQ_NEXT_COMP); +} + +static struct mlx5_ib_mr *reg_umr(struct ib_pd *pd, struct ib_umem *umem, + u64 virt_addr, u64 len, int npages, + int page_shift, int order, int access_flags) +{ + struct mlx5_ib_dev *dev = to_mdev(pd->device); + struct umr_common *umrc = &dev->umrc; + struct ib_send_wr wr, *bad; + struct mlx5_ib_mr *mr; + struct ib_sge sg; + int err; + int i; + + for (i = 0; i < 10; i++) { + mr = alloc_cached_mr(dev, order); + if (mr) + break; + + err = add_keys(dev, order2idx(dev, order), 1); + if (err) { + mlx5_ib_warn(dev, "add_keys failed\n"); + break; + } + } + + if (!mr) + return ERR_PTR(-EAGAIN); + + mlx5_ib_populate_pas(dev, umem, page_shift, mr_align(mr->pas, 0x40), 1); + + memset(&wr, 0, sizeof(wr)); + wr.wr_id = (u64)(unsigned long)mr; + prep_umr_reg_wqe(pd, &wr, &sg, mr->dma, npages, mr->mmr.key, page_shift, virt_addr, len, access_flags); + + /* We serialize polls so one process does not kidnap another's + * completion. This is not a problem since wr is completed in + * around 1 usec + */ + down(&umrc->sem); + init_completion(&mr->done); + err = ib_post_send(umrc->qp, &wr, &bad); + if (err) { + mlx5_ib_warn(dev, "post send failed, err %d\n", err); + up(&umrc->sem); + goto error; + } + wait_for_completion(&mr->done); + up(&umrc->sem); + + if (mr->status != IB_WC_SUCCESS) { + mlx5_ib_warn(dev, "reg umr failed\n"); + err = -EFAULT; + goto error; + } + + return mr; + +error: + free_cached_mr(dev, mr); + return ERR_PTR(err); +} + +static struct mlx5_ib_mr *reg_create(struct ib_pd *pd, u64 virt_addr, + u64 length, struct ib_umem *umem, + int npages, int page_shift, + int access_flags) +{ + struct mlx5_ib_dev *dev = to_mdev(pd->device); + struct mlx5_create_mkey_mbox_in *in; + struct mlx5_ib_mr *mr; + int inlen; + int err; + + mr = kzalloc(sizeof(*mr), GFP_KERNEL); + if (!mr) + return ERR_PTR(-ENOMEM); + + inlen = sizeof(*in) + sizeof(*in->pas) * ((npages + 1) / 2) * 2; + in = mlx5_vzalloc(inlen); + if (!in) { + err = -ENOMEM; + goto err_1; + } + mlx5_ib_populate_pas(dev, umem, page_shift, in->pas, 0); + + in->seg.flags = convert_access(access_flags) | + MLX5_ACCESS_MODE_MTT; + in->seg.flags_pd = cpu_to_be32(to_mpd(pd)->pdn); + in->seg.start_addr = cpu_to_be64(virt_addr); + in->seg.len = cpu_to_be64(length); + in->seg.bsfs_octo_size = 0; + in->seg.xlt_oct_size = cpu_to_be32(get_octo_len(virt_addr, length, 1 << page_shift)); + in->seg.log2_page_size = page_shift; + in->seg.qpn_mkey7_0 = cpu_to_be32(0xffffff << 8); + in->xlat_oct_act_size = cpu_to_be32(get_octo_len(virt_addr, length, 1 << page_shift)); + err = mlx5_core_create_mkey(&dev->mdev, &mr->mmr, in, inlen); + if (err) { + mlx5_ib_warn(dev, "create mkey failed\n"); + goto err_2; + } + mr->umem = umem; + mlx5_vfree(in); + + mlx5_ib_dbg(dev, "mkey = 0x%x\n", mr->mmr.key); + + return mr; + +err_2: + mlx5_vfree(in); + +err_1: + kfree(mr); + + return ERR_PTR(err); +} + +struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, + u64 virt_addr, int access_flags, + struct ib_udata *udata) +{ + struct mlx5_ib_dev *dev = to_mdev(pd->device); + struct mlx5_ib_mr *mr = NULL; + struct ib_umem *umem; + int page_shift; + int npages; + int ncont; + int order; + int err; + + mlx5_ib_dbg(dev, "start 0x%llx, virt_addr 0x%llx, length 0x%llx\n", + start, virt_addr, length); + umem = ib_umem_get(pd->uobject->context, start, length, access_flags, + 0); + if (IS_ERR(umem)) { + mlx5_ib_dbg(dev, "umem get failed\n"); + return (void *)umem; + } + + mlx5_ib_cont_pages(umem, start, &npages, &page_shift, &ncont, &order); + if (!npages) { + mlx5_ib_warn(dev, "avoid zero region\n"); + err = -EINVAL; + goto error; + } + + mlx5_ib_dbg(dev, "npages %d, ncont %d, order %d, page_shift %d\n", + npages, ncont, order, page_shift); + + if (use_umr(order)) { + mr = reg_umr(pd, umem, virt_addr, length, ncont, page_shift, + order, access_flags); + if (PTR_ERR(mr) == -EAGAIN) { + mlx5_ib_dbg(dev, "cache empty for order %d", order); + mr = NULL; + } + } + + if (!mr) + mr = reg_create(pd, virt_addr, length, umem, ncont, page_shift, + access_flags); + + if (IS_ERR(mr)) { + err = PTR_ERR(mr); + goto error; + } + + mlx5_ib_dbg(dev, "mkey 0x%x\n", mr->mmr.key); + + mr->umem = umem; + mr->npages = npages; + spin_lock(&dev->mr_lock); + dev->mdev.priv.reg_pages += npages; + spin_unlock(&dev->mr_lock); + mr->ibmr.lkey = mr->mmr.key; + mr->ibmr.rkey = mr->mmr.key; + + return &mr->ibmr; + +error: + ib_umem_release(umem); + return ERR_PTR(err); +} + +static int unreg_umr(struct mlx5_ib_dev *dev, struct mlx5_ib_mr *mr) +{ + struct umr_common *umrc = &dev->umrc; + struct ib_send_wr wr, *bad; + int err; + + memset(&wr, 0, sizeof(wr)); + wr.wr_id = (u64)(unsigned long)mr; + prep_umr_unreg_wqe(dev, &wr, mr->mmr.key); + + down(&umrc->sem); + init_completion(&mr->done); + err = ib_post_send(umrc->qp, &wr, &bad); + if (err) { + up(&umrc->sem); + mlx5_ib_dbg(dev, "err %d\n", err); + goto error; + } + wait_for_completion(&mr->done); + up(&umrc->sem); + if (mr->status != IB_WC_SUCCESS) { + mlx5_ib_warn(dev, "unreg umr failed\n"); + err = -EFAULT; + goto error; + } + return 0; + +error: + return err; +} + +int mlx5_ib_dereg_mr(struct ib_mr *ibmr) +{ + struct mlx5_ib_dev *dev = to_mdev(ibmr->device); + struct mlx5_ib_mr *mr = to_mmr(ibmr); + struct ib_umem *umem = mr->umem; + int npages = mr->npages; + int umred = mr->umred; + int err; + + if (!umred) { + err = mlx5_core_destroy_mkey(&dev->mdev, &mr->mmr); + if (err) { + mlx5_ib_warn(dev, "failed to destroy mkey 0x%x (%d)\n", + mr->mmr.key, err); + return err; + } + } else { + err = unreg_umr(dev, mr); + if (err) { + mlx5_ib_warn(dev, "failed unregister\n"); + return err; + } + free_cached_mr(dev, mr); + } + + if (umem) { + ib_umem_release(umem); + spin_lock(&dev->mr_lock); + dev->mdev.priv.reg_pages -= npages; + spin_unlock(&dev->mr_lock); + } + + if (!umred) + kfree(mr); + + return 0; +} + +struct ib_mr *mlx5_ib_alloc_fast_reg_mr(struct ib_pd *pd, + int max_page_list_len) +{ + struct mlx5_ib_dev *dev = to_mdev(pd->device); + struct mlx5_create_mkey_mbox_in *in; + struct mlx5_ib_mr *mr; + int err; + + mr = kzalloc(sizeof(*mr), GFP_KERNEL); + if (!mr) + return ERR_PTR(-ENOMEM); + + in = kzalloc(sizeof(*in), GFP_KERNEL); + if (!in) { + err = -ENOMEM; + goto err_free; + } + + in->seg.status = 1 << 6; /* free */ + in->seg.xlt_oct_size = cpu_to_be32((max_page_list_len + 1) / 2); + in->seg.qpn_mkey7_0 = cpu_to_be32(0xffffff << 8); + in->seg.flags = MLX5_PERM_UMR_EN | MLX5_ACCESS_MODE_MTT; + in->seg.flags_pd = cpu_to_be32(to_mpd(pd)->pdn); + /* + * TBD not needed - issue 197292 */ + in->seg.log2_page_size = PAGE_SHIFT; + + err = mlx5_core_create_mkey(&dev->mdev, &mr->mmr, in, sizeof(*in)); + kfree(in); + if (err) + goto err_free; + + mr->ibmr.lkey = mr->mmr.key; + mr->ibmr.rkey = mr->mmr.key; + mr->umem = NULL; + + return &mr->ibmr; + +err_free: + kfree(mr); + return ERR_PTR(err); +} + +struct ib_fast_reg_page_list *mlx5_ib_alloc_fast_reg_page_list(struct ib_device *ibdev, + int page_list_len) +{ + struct mlx5_ib_fast_reg_page_list *mfrpl; + int size = page_list_len * sizeof(u64); + + mfrpl = kmalloc(sizeof(*mfrpl), GFP_KERNEL); + if (!mfrpl) + return ERR_PTR(-ENOMEM); + + mfrpl->ibfrpl.page_list = kmalloc(size, GFP_KERNEL); + if (!mfrpl->ibfrpl.page_list) + goto err_free; + + mfrpl->mapped_page_list = dma_alloc_coherent(ibdev->dma_device, + size, &mfrpl->map, + GFP_KERNEL); + if (!mfrpl->mapped_page_list) + goto err_free; + + WARN_ON(mfrpl->map & 0x3f); + + return &mfrpl->ibfrpl; + +err_free: + kfree(mfrpl->ibfrpl.page_list); + kfree(mfrpl); + return ERR_PTR(-ENOMEM); +} + +void mlx5_ib_free_fast_reg_page_list(struct ib_fast_reg_page_list *page_list) +{ + struct mlx5_ib_fast_reg_page_list *mfrpl = to_mfrpl(page_list); + struct mlx5_ib_dev *dev = to_mdev(page_list->device); + int size = page_list->max_page_list_len * sizeof(u64); + + dma_free_coherent(&dev->mdev.pdev->dev, size, mfrpl->mapped_page_list, + mfrpl->map); + kfree(mfrpl->ibfrpl.page_list); + kfree(mfrpl); +} diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c new file mode 100644 index 0000000..16ac54c --- /dev/null +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -0,0 +1,2524 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include "mlx5_ib.h" +#include "user.h" + +/* not supported currently */ +static int wq_signature; + +enum { + MLX5_IB_ACK_REQ_FREQ = 8, +}; + +enum { + MLX5_IB_DEFAULT_SCHED_QUEUE = 0x83, + MLX5_IB_DEFAULT_QP0_SCHED_QUEUE = 0x3f, + MLX5_IB_LINK_TYPE_IB = 0, + MLX5_IB_LINK_TYPE_ETH = 1 +}; + +enum { + MLX5_IB_SQ_STRIDE = 6, + MLX5_IB_CACHE_LINE_SIZE = 64, +}; + +static const u32 mlx5_ib_opcode[] = { + [IB_WR_SEND] = MLX5_OPCODE_SEND, + [IB_WR_SEND_WITH_IMM] = MLX5_OPCODE_SEND_IMM, + [IB_WR_RDMA_WRITE] = MLX5_OPCODE_RDMA_WRITE, + [IB_WR_RDMA_WRITE_WITH_IMM] = MLX5_OPCODE_RDMA_WRITE_IMM, + [IB_WR_RDMA_READ] = MLX5_OPCODE_RDMA_READ, + [IB_WR_ATOMIC_CMP_AND_SWP] = MLX5_OPCODE_ATOMIC_CS, + [IB_WR_ATOMIC_FETCH_AND_ADD] = MLX5_OPCODE_ATOMIC_FA, + [IB_WR_SEND_WITH_INV] = MLX5_OPCODE_SEND_INVAL, + [IB_WR_LOCAL_INV] = MLX5_OPCODE_UMR, + [IB_WR_FAST_REG_MR] = MLX5_OPCODE_UMR, + [IB_WR_MASKED_ATOMIC_CMP_AND_SWP] = MLX5_OPCODE_ATOMIC_MASKED_CS, + [IB_WR_MASKED_ATOMIC_FETCH_AND_ADD] = MLX5_OPCODE_ATOMIC_MASKED_FA, + [MLX5_IB_WR_UMR] = MLX5_OPCODE_UMR, +}; + +struct umr_wr { + u64 virt_addr; + struct ib_pd *pd; + unsigned int page_shift; + unsigned int npages; + u32 length; + int access_flags; + u32 mkey; +}; + +static int is_qp0(enum ib_qp_type qp_type) +{ + return qp_type == IB_QPT_SMI; +} + +static int is_qp1(enum ib_qp_type qp_type) +{ + return qp_type == IB_QPT_GSI; +} + +static int is_sqp(enum ib_qp_type qp_type) +{ + return is_qp0(qp_type) || is_qp1(qp_type); +} + +static void *get_wqe(struct mlx5_ib_qp *qp, int offset) +{ + return mlx5_buf_offset(&qp->buf, offset); +} + +static void *get_recv_wqe(struct mlx5_ib_qp *qp, int n) +{ + return get_wqe(qp, qp->rq.offset + (n << qp->rq.wqe_shift)); +} + +void *mlx5_get_send_wqe(struct mlx5_ib_qp *qp, int n) +{ + return get_wqe(qp, qp->sq.offset + (n << MLX5_IB_SQ_STRIDE)); +} + +static void mlx5_ib_qp_event(struct mlx5_core_qp *qp, int type) +{ + struct ib_qp *ibqp = &to_mibqp(qp)->ibqp; + struct ib_event event; + + if (type == MLX5_EVENT_TYPE_PATH_MIG) + to_mibqp(qp)->port = to_mibqp(qp)->alt_port; + + if (ibqp->event_handler) { + event.device = ibqp->device; + event.element.qp = ibqp; + switch (type) { + case MLX5_EVENT_TYPE_PATH_MIG: + event.event = IB_EVENT_PATH_MIG; + break; + case MLX5_EVENT_TYPE_COMM_EST: + event.event = IB_EVENT_COMM_EST; + break; + case MLX5_EVENT_TYPE_SQ_DRAINED: + event.event = IB_EVENT_SQ_DRAINED; + break; + case MLX5_EVENT_TYPE_SRQ_LAST_WQE: + event.event = IB_EVENT_QP_LAST_WQE_REACHED; + break; + case MLX5_EVENT_TYPE_WQ_CATAS_ERROR: + event.event = IB_EVENT_QP_FATAL; + break; + case MLX5_EVENT_TYPE_PATH_MIG_FAILED: + event.event = IB_EVENT_PATH_MIG_ERR; + break; + case MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR: + event.event = IB_EVENT_QP_REQ_ERR; + break; + case MLX5_EVENT_TYPE_WQ_ACCESS_ERROR: + event.event = IB_EVENT_QP_ACCESS_ERR; + break; + default: + pr_warn("mlx5_ib: Unexpected event type %d on QP %06x\n", type, qp->qpn); + return; + } + + ibqp->event_handler(&event, ibqp->qp_context); + } +} + +static int set_rq_size(struct mlx5_ib_dev *dev, struct ib_qp_cap *cap, + int has_rq, struct mlx5_ib_qp *qp, struct mlx5_ib_create_qp *ucmd) +{ + int wqe_size; + int wq_size; + + /* Sanity check RQ size before proceeding */ + if (cap->max_recv_wr > dev->mdev.caps.max_wqes) + return -EINVAL; + + if (!has_rq) { + qp->rq.max_gs = 0; + qp->rq.wqe_cnt = 0; + qp->rq.wqe_shift = 0; + } else { + if (ucmd) { + qp->rq.wqe_cnt = ucmd->rq_wqe_count; + qp->rq.wqe_shift = ucmd->rq_wqe_shift; + qp->rq.max_gs = (1 << qp->rq.wqe_shift) / sizeof(struct mlx5_wqe_data_seg) - qp->wq_sig; + qp->rq.max_post = qp->rq.wqe_cnt; + } else { + wqe_size = qp->wq_sig ? sizeof(struct mlx5_wqe_signature_seg) : 0; + wqe_size += cap->max_recv_sge * sizeof(struct mlx5_wqe_data_seg); + wqe_size = roundup_pow_of_two(wqe_size); + wq_size = roundup_pow_of_two(cap->max_recv_wr) * wqe_size; + wq_size = max_t(int, wq_size, MLX5_SEND_WQE_BB); + qp->rq.wqe_cnt = wq_size / wqe_size; + if (wqe_size > dev->mdev.caps.max_rq_desc_sz) { + mlx5_ib_dbg(dev, "wqe_size %d, max %d\n", + wqe_size, + dev->mdev.caps.max_rq_desc_sz); + return -EINVAL; + } + qp->rq.wqe_shift = ilog2(wqe_size); + qp->rq.max_gs = (1 << qp->rq.wqe_shift) / sizeof(struct mlx5_wqe_data_seg) - qp->wq_sig; + qp->rq.max_post = qp->rq.wqe_cnt; + } + } + + return 0; +} + +static int sq_overhead(enum ib_qp_type qp_type) +{ + int size; + + switch (qp_type) { + case IB_QPT_XRC_INI: + size = sizeof(struct mlx5_wqe_xrc_seg); + /* fall through */ + case IB_QPT_RC: + size += sizeof(struct mlx5_wqe_ctrl_seg) + + sizeof(struct mlx5_wqe_atomic_seg) + + sizeof(struct mlx5_wqe_raddr_seg); + break; + + case IB_QPT_UC: + size = sizeof(struct mlx5_wqe_ctrl_seg) + + sizeof(struct mlx5_wqe_raddr_seg); + break; + + case IB_QPT_UD: + case IB_QPT_SMI: + case IB_QPT_GSI: + size = sizeof(struct mlx5_wqe_ctrl_seg) + + sizeof(struct mlx5_wqe_datagram_seg); + break; + + case MLX5_IB_QPT_REG_UMR: + size = sizeof(struct mlx5_wqe_ctrl_seg) + + sizeof(struct mlx5_wqe_umr_ctrl_seg) + + sizeof(struct mlx5_mkey_seg); + break; + + default: + return -EINVAL; + } + + return size; +} + +static int calc_send_wqe(struct ib_qp_init_attr *attr) +{ + int inl_size = 0; + int size; + + size = sq_overhead(attr->qp_type); + if (size < 0) + return size; + + if (attr->cap.max_inline_data) { + inl_size = size + sizeof(struct mlx5_wqe_inline_seg) + + attr->cap.max_inline_data; + } + + size += attr->cap.max_send_sge * sizeof(struct mlx5_wqe_data_seg); + + return ALIGN(max_t(int, inl_size, size), MLX5_SEND_WQE_BB); +} + +static int calc_sq_size(struct mlx5_ib_dev *dev, struct ib_qp_init_attr *attr, + struct mlx5_ib_qp *qp) +{ + int wqe_size; + int wq_size; + + if (!attr->cap.max_send_wr) + return 0; + + wqe_size = calc_send_wqe(attr); + mlx5_ib_dbg(dev, "wqe_size %d\n", wqe_size); + if (wqe_size < 0) + return wqe_size; + + if (wqe_size > dev->mdev.caps.max_sq_desc_sz) { + mlx5_ib_dbg(dev, "\n"); + return -EINVAL; + } + + qp->max_inline_data = wqe_size - sq_overhead(attr->qp_type) - + sizeof(struct mlx5_wqe_inline_seg); + attr->cap.max_inline_data = qp->max_inline_data; + + wq_size = roundup_pow_of_two(attr->cap.max_send_wr * wqe_size); + qp->sq.wqe_cnt = wq_size / MLX5_SEND_WQE_BB; + qp->sq.wqe_shift = ilog2(MLX5_SEND_WQE_BB); + qp->sq.max_gs = attr->cap.max_send_sge; + qp->sq.max_post = 1 << ilog2(wq_size / wqe_size); + + return wq_size; +} + +static int set_user_buf_size(struct mlx5_ib_dev *dev, + struct mlx5_ib_qp *qp, + struct mlx5_ib_create_qp *ucmd) +{ + int desc_sz = 1 << qp->sq.wqe_shift; + + if (desc_sz > dev->mdev.caps.max_sq_desc_sz) { + mlx5_ib_warn(dev, "desc_sz %d, max_sq_desc_sz %d\n", + desc_sz, dev->mdev.caps.max_sq_desc_sz); + return -EINVAL; + } + + if (ucmd->sq_wqe_count && ((1 << ilog2(ucmd->sq_wqe_count)) != ucmd->sq_wqe_count)) { + mlx5_ib_warn(dev, "sq_wqe_count %d, sq_wqe_count %d\n", + ucmd->sq_wqe_count, ucmd->sq_wqe_count); + return -EINVAL; + } + + qp->sq.wqe_cnt = ucmd->sq_wqe_count; + + if (qp->sq.wqe_cnt > dev->mdev.caps.max_wqes) { + mlx5_ib_warn(dev, "wqe_cnt %d, max_wqes %d\n", + qp->sq.wqe_cnt, dev->mdev.caps.max_wqes); + return -EINVAL; + } + + qp->buf_size = (qp->rq.wqe_cnt << qp->rq.wqe_shift) + + (qp->sq.wqe_cnt << 6); + + return 0; +} + +static int qp_has_rq(struct ib_qp_init_attr *attr) +{ + if (attr->qp_type == IB_QPT_XRC_INI || + attr->qp_type == IB_QPT_XRC_TGT || attr->srq || + attr->qp_type == MLX5_IB_QPT_REG_UMR || + !attr->cap.max_recv_wr) + return 0; + + return 1; +} + +static int alloc_high_class_uuar(struct mlx5_uuar_info *uuari) +{ + int nuuars = uuari->num_uars * MLX5_BF_REGS_PER_PAGE; + int start_uuar; + int i; + + start_uuar = nuuars - uuari->num_low_latency_uuars; + for (i = start_uuar; i < nuuars; i++) { + if (!test_bit(i, uuari->bitmap)) { + set_bit(i, uuari->bitmap); + uuari->count[i]++; + return i; + } + } + + return -ENOMEM; +} + +static int alloc_med_class_uuar(struct mlx5_uuar_info *uuari) +{ + int nuuars = uuari->num_uars * MLX5_BF_REGS_PER_PAGE; + int minidx = 1; + int uuarn; + int end; + int i; + + end = nuuars - uuari->num_low_latency_uuars; + + for (i = 1; i < end; i++) { + uuarn = i & 3; + if (uuarn == 2 || uuarn == 3) + continue; + + if (uuari->count[i] < uuari->count[minidx]) + minidx = i; + } + + uuari->count[minidx]++; + return minidx; +} + +static int alloc_uuar(struct mlx5_uuar_info *uuari, + enum mlx5_ib_latency_class lat) +{ + int uuarn = -EINVAL; + + mutex_lock(&uuari->lock); + switch (lat) { + case MLX5_IB_LATENCY_CLASS_LOW: + uuarn = 0; + uuari->count[uuarn]++; + break; + + case MLX5_IB_LATENCY_CLASS_MEDIUM: + uuarn = alloc_med_class_uuar(uuari); + break; + + case MLX5_IB_LATENCY_CLASS_HIGH: + uuarn = alloc_high_class_uuar(uuari); + break; + + case MLX5_IB_LATENCY_CLASS_FAST_PATH: + uuarn = 2; + break; + } + mutex_unlock(&uuari->lock); + + return uuarn; +} + +static void free_med_class_uuar(struct mlx5_uuar_info *uuari, int uuarn) +{ + clear_bit(uuarn, uuari->bitmap); + --uuari->count[uuarn]; +} + +static void free_high_class_uuar(struct mlx5_uuar_info *uuari, int uuarn) +{ + clear_bit(uuarn, uuari->bitmap); + --uuari->count[uuarn]; +} + +static void free_uuar(struct mlx5_uuar_info *uuari, int uuarn) +{ + int nuuars = uuari->num_uars * MLX5_BF_REGS_PER_PAGE; + int high_uuar = nuuars - uuari->num_low_latency_uuars; + + mutex_lock(&uuari->lock); + if (uuarn == 0) { + --uuari->count[uuarn]; + goto out; + } + + if (uuarn < high_uuar) { + free_med_class_uuar(uuari, uuarn); + goto out; + } + + free_high_class_uuar(uuari, uuarn); + +out: + mutex_unlock(&uuari->lock); +} + +static enum mlx5_qp_state to_mlx5_state(enum ib_qp_state state) +{ + switch (state) { + case IB_QPS_RESET: return MLX5_QP_STATE_RST; + case IB_QPS_INIT: return MLX5_QP_STATE_INIT; + case IB_QPS_RTR: return MLX5_QP_STATE_RTR; + case IB_QPS_RTS: return MLX5_QP_STATE_RTS; + case IB_QPS_SQD: return MLX5_QP_STATE_SQD; + case IB_QPS_SQE: return MLX5_QP_STATE_SQER; + case IB_QPS_ERR: return MLX5_QP_STATE_ERR; + default: return -1; + } +} + +static int to_mlx5_st(enum ib_qp_type type) +{ + switch (type) { + case IB_QPT_RC: return MLX5_QP_ST_RC; + case IB_QPT_UC: return MLX5_QP_ST_UC; + case IB_QPT_UD: return MLX5_QP_ST_UD; + case MLX5_IB_QPT_REG_UMR: return MLX5_QP_ST_REG_UMR; + case IB_QPT_XRC_INI: + case IB_QPT_XRC_TGT: return MLX5_QP_ST_XRC; + case IB_QPT_SMI: return MLX5_QP_ST_QP0; + case IB_QPT_GSI: return MLX5_QP_ST_QP1; + case IB_QPT_RAW_IPV6: return MLX5_QP_ST_RAW_IPV6; + case IB_QPT_RAW_ETHERTYPE: return MLX5_QP_ST_RAW_ETHERTYPE; + case IB_QPT_RAW_PACKET: + case IB_QPT_MAX: + default: return -EINVAL; + } +} + +static int uuarn_to_uar_index(struct mlx5_uuar_info *uuari, int uuarn) +{ + return uuari->uars[uuarn / MLX5_BF_REGS_PER_PAGE].index; +} + +static int create_user_qp(struct mlx5_ib_dev *dev, struct ib_pd *pd, + struct mlx5_ib_qp *qp, struct ib_udata *udata, + struct mlx5_create_qp_mbox_in **in, + struct mlx5_ib_create_qp_resp *resp, int *inlen) +{ + struct mlx5_ib_ucontext *context; + struct mlx5_ib_create_qp ucmd; + int page_shift; + int uar_index; + int npages; + u32 offset; + int uuarn; + int ncont; + int err; + + err = ib_copy_from_udata(&ucmd, udata, sizeof(ucmd)); + if (err) { + mlx5_ib_dbg(dev, "copy failed\n"); + return err; + } + + context = to_mucontext(pd->uobject->context); + /* + * TBD: should come from the verbs when we have the API + */ + uuarn = alloc_uuar(&context->uuari, MLX5_IB_LATENCY_CLASS_HIGH); + if (uuarn < 0) { + mlx5_ib_dbg(dev, "failed to allocate low latency UUAR\n"); + mlx5_ib_dbg(dev, "reverting to high latency\n"); + uuarn = alloc_uuar(&context->uuari, MLX5_IB_LATENCY_CLASS_LOW); + if (uuarn < 0) { + mlx5_ib_dbg(dev, "uuar allocation failed\n"); + return uuarn; + } + } + + uar_index = uuarn_to_uar_index(&context->uuari, uuarn); + mlx5_ib_dbg(dev, "uuarn 0x%x, uar_index 0x%x\n", uuarn, uar_index); + + err = set_user_buf_size(dev, qp, &ucmd); + if (err) + goto err_uuar; + + qp->umem = ib_umem_get(pd->uobject->context, ucmd.buf_addr, + qp->buf_size, 0, 0); + if (IS_ERR(qp->umem)) { + mlx5_ib_dbg(dev, "umem_get failed\n"); + err = PTR_ERR(qp->umem); + goto err_uuar; + } + + mlx5_ib_cont_pages(qp->umem, ucmd.buf_addr, &npages, &page_shift, + &ncont, NULL); + err = mlx5_ib_get_buf_offset(ucmd.buf_addr, page_shift, &offset); + if (err) { + mlx5_ib_warn(dev, "bad offset\n"); + goto err_umem; + } + mlx5_ib_dbg(dev, "addr 0x%llx, size %d, npages %d, page_shift %d, ncont %d, offset %d\n", + ucmd.buf_addr, qp->buf_size, npages, page_shift, ncont, offset); + + *inlen = sizeof(**in) + sizeof(*(*in)->pas) * ncont; + *in = mlx5_vzalloc(*inlen); + if (!*in) { + err = -ENOMEM; + goto err_umem; + } + mlx5_ib_populate_pas(dev, qp->umem, page_shift, (*in)->pas, 0); + (*in)->ctx.log_pg_sz_remote_qpn = + cpu_to_be32((page_shift - PAGE_SHIFT) << 24); + (*in)->ctx.params2 = cpu_to_be32(offset << 6); + + (*in)->ctx.qp_counter_set_usr_page = cpu_to_be32(uar_index); + resp->uuar_index = uuarn; + qp->uuarn = uuarn; + + err = mlx5_ib_db_map_user(context, ucmd.db_addr, &qp->db); + if (err) { + mlx5_ib_dbg(dev, "map failed\n"); + goto err_free; + } + + err = ib_copy_to_udata(udata, resp, sizeof(*resp)); + if (err) { + mlx5_ib_dbg(dev, "copy failed\n"); + goto err_unmap; + } + qp->create_type = MLX5_QP_USER; + + return 0; + +err_unmap: + mlx5_ib_db_unmap_user(context, &qp->db); + +err_free: + mlx5_vfree(*in); + +err_umem: + ib_umem_release(qp->umem); + +err_uuar: + free_uuar(&context->uuari, uuarn); + return err; +} + +static void destroy_qp_user(struct ib_pd *pd, struct mlx5_ib_qp *qp) +{ + struct mlx5_ib_ucontext *context; + + context = to_mucontext(pd->uobject->context); + mlx5_ib_db_unmap_user(context, &qp->db); + ib_umem_release(qp->umem); + free_uuar(&context->uuari, qp->uuarn); +} + +static int create_kernel_qp(struct mlx5_ib_dev *dev, + struct ib_qp_init_attr *init_attr, + struct mlx5_ib_qp *qp, + struct mlx5_create_qp_mbox_in **in, int *inlen) +{ + enum mlx5_ib_latency_class lc = MLX5_IB_LATENCY_CLASS_LOW; + struct mlx5_uuar_info *uuari; + int uar_index; + int uuarn; + int err; + + uuari = &dev->mdev.priv.uuari; + if (init_attr->create_flags & IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK) + qp->flags |= MLX5_IB_QP_BLOCK_MULTICAST_LOOPBACK; + + if (init_attr->qp_type == MLX5_IB_QPT_REG_UMR) + lc = MLX5_IB_LATENCY_CLASS_FAST_PATH; + + uuarn = alloc_uuar(uuari, lc); + if (uuarn < 0) { + mlx5_ib_dbg(dev, "\n"); + return -ENOMEM; + } + + qp->bf = &uuari->bfs[uuarn]; + uar_index = qp->bf->uar->index; + + err = calc_sq_size(dev, init_attr, qp); + if (err < 0) { + mlx5_ib_dbg(dev, "err %d\n", err); + goto err_uuar; + } + + qp->rq.offset = 0; + qp->sq.offset = qp->rq.wqe_cnt << qp->rq.wqe_shift; + qp->buf_size = err + (qp->rq.wqe_cnt << qp->rq.wqe_shift); + + err = mlx5_buf_alloc(&dev->mdev, qp->buf_size, PAGE_SIZE * 2, &qp->buf); + if (err) { + mlx5_ib_dbg(dev, "err %d\n", err); + goto err_uuar; + } + + qp->sq.qend = mlx5_get_send_wqe(qp, qp->sq.wqe_cnt); + *inlen = sizeof(**in) + sizeof(*(*in)->pas) * qp->buf.npages; + *in = mlx5_vzalloc(*inlen); + if (!*in) { + err = -ENOMEM; + goto err_buf; + } + (*in)->ctx.qp_counter_set_usr_page = cpu_to_be32(uar_index); + (*in)->ctx.log_pg_sz_remote_qpn = cpu_to_be32((qp->buf.page_shift - PAGE_SHIFT) << 24); + /* Set "fast registration enabled" for all kernel QPs */ + (*in)->ctx.params1 |= cpu_to_be32(1 << 11); + (*in)->ctx.sq_crq_size |= cpu_to_be16(1 << 4); + + mlx5_fill_page_array(&qp->buf, (*in)->pas); + + err = mlx5_db_alloc(&dev->mdev, &qp->db); + if (err) { + mlx5_ib_dbg(dev, "err %d\n", err); + goto err_free; + } + + qp->db.db[0] = 0; + qp->db.db[1] = 0; + + qp->sq.wrid = kmalloc(qp->sq.wqe_cnt * sizeof(*qp->sq.wrid), GFP_KERNEL); + qp->sq.wr_data = kmalloc(qp->sq.wqe_cnt * sizeof(*qp->sq.wr_data), GFP_KERNEL); + qp->rq.wrid = kmalloc(qp->rq.wqe_cnt * sizeof(*qp->rq.wrid), GFP_KERNEL); + qp->sq.w_list = kmalloc(qp->sq.wqe_cnt * sizeof(*qp->sq.w_list), GFP_KERNEL); + qp->sq.wqe_head = kmalloc(qp->sq.wqe_cnt * sizeof(*qp->sq.wqe_head), GFP_KERNEL); + + if (!qp->sq.wrid || !qp->sq.wr_data || !qp->rq.wrid || + !qp->sq.w_list || !qp->sq.wqe_head) { + err = -ENOMEM; + goto err_wrid; + } + qp->create_type = MLX5_QP_KERNEL; + + return 0; + +err_wrid: + mlx5_db_free(&dev->mdev, &qp->db); + kfree(qp->sq.wqe_head); + kfree(qp->sq.w_list); + kfree(qp->sq.wrid); + kfree(qp->sq.wr_data); + kfree(qp->rq.wrid); + +err_free: + mlx5_vfree(*in); + +err_buf: + mlx5_buf_free(&dev->mdev, &qp->buf); + +err_uuar: + free_uuar(&dev->mdev.priv.uuari, uuarn); + return err; +} + +static void destroy_qp_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp) +{ + mlx5_db_free(&dev->mdev, &qp->db); + kfree(qp->sq.wqe_head); + kfree(qp->sq.w_list); + kfree(qp->sq.wrid); + kfree(qp->sq.wr_data); + kfree(qp->rq.wrid); + mlx5_buf_free(&dev->mdev, &qp->buf); + free_uuar(&dev->mdev.priv.uuari, qp->bf->uuarn); +} + +static __be32 get_rx_type(struct mlx5_ib_qp *qp, struct ib_qp_init_attr *attr) +{ + if (attr->srq || (attr->qp_type == IB_QPT_XRC_TGT) || + (attr->qp_type == IB_QPT_XRC_INI)) + return cpu_to_be32(MLX5_SRQ_RQ); + else if (!qp->has_rq) + return cpu_to_be32(MLX5_ZERO_LEN_RQ); + else + return cpu_to_be32(MLX5_NON_ZERO_RQ); +} + +static int is_connected(enum ib_qp_type qp_type) +{ + if (qp_type == IB_QPT_RC || qp_type == IB_QPT_UC) + return 1; + + return 0; +} + +static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd, + struct ib_qp_init_attr *init_attr, + struct ib_udata *udata, struct mlx5_ib_qp *qp) +{ + struct mlx5_ib_resources *devr = &dev->devr; + struct mlx5_ib_create_qp_resp resp; + struct mlx5_create_qp_mbox_in *in; + struct mlx5_ib_create_qp ucmd; + int inlen = sizeof(*in); + int err; + + mutex_init(&qp->mutex); + spin_lock_init(&qp->sq.lock); + spin_lock_init(&qp->rq.lock); + + if (init_attr->sq_sig_type == IB_SIGNAL_ALL_WR) + qp->sq_signal_bits = MLX5_WQE_CTRL_CQ_UPDATE; + + if (pd && pd->uobject) { + if (ib_copy_from_udata(&ucmd, udata, sizeof(ucmd))) { + mlx5_ib_dbg(dev, "copy failed\n"); + return -EFAULT; + } + + qp->wq_sig = !!(ucmd.flags & MLX5_QP_FLAG_SIGNATURE); + qp->scat_cqe = !!(ucmd.flags & MLX5_QP_FLAG_SCATTER_CQE); + } else { + qp->wq_sig = !!wq_signature; + } + + qp->has_rq = qp_has_rq(init_attr); + err = set_rq_size(dev, &init_attr->cap, qp->has_rq, + qp, (pd && pd->uobject) ? &ucmd : NULL); + if (err) { + mlx5_ib_dbg(dev, "err %d\n", err); + return err; + } + + if (pd) { + if (pd->uobject) { + mlx5_ib_dbg(dev, "requested sq_wqe_count (%d)\n", ucmd.sq_wqe_count); + if (ucmd.rq_wqe_shift != qp->rq.wqe_shift || + ucmd.rq_wqe_count != qp->rq.wqe_cnt) { + mlx5_ib_dbg(dev, "invalid rq params\n"); + return -EINVAL; + } + if (ucmd.sq_wqe_count > dev->mdev.caps.max_wqes) { + mlx5_ib_dbg(dev, "requested sq_wqe_count (%d) > max allowed (%d)\n", + ucmd.sq_wqe_count, dev->mdev.caps.max_wqes); + return -EINVAL; + } + err = create_user_qp(dev, pd, qp, udata, &in, &resp, &inlen); + if (err) + mlx5_ib_dbg(dev, "err %d\n", err); + } else { + err = create_kernel_qp(dev, init_attr, qp, &in, &inlen); + if (err) + mlx5_ib_dbg(dev, "err %d\n", err); + else + qp->pa_lkey = to_mpd(pd)->pa_lkey; + } + + if (err) + return err; + } else { + in = mlx5_vzalloc(sizeof(*in)); + if (!in) + return -ENOMEM; + + qp->create_type = MLX5_QP_EMPTY; + } + + if (is_sqp(init_attr->qp_type)) + qp->port = init_attr->port_num; + + in->ctx.flags = cpu_to_be32(to_mlx5_st(init_attr->qp_type) << 16 | + MLX5_QP_PM_MIGRATED << 11); + + if (init_attr->qp_type != MLX5_IB_QPT_REG_UMR) + in->ctx.flags_pd = cpu_to_be32(to_mpd(pd ? pd : devr->p0)->pdn); + else + in->ctx.flags_pd = cpu_to_be32(MLX5_QP_LAT_SENSITIVE); + + if (qp->wq_sig) + in->ctx.flags_pd |= cpu_to_be32(MLX5_QP_ENABLE_SIG); + + if (qp->scat_cqe && is_connected(init_attr->qp_type)) { + int rcqe_sz; + int scqe_sz; + + rcqe_sz = mlx5_ib_get_cqe_size(dev, init_attr->recv_cq); + scqe_sz = mlx5_ib_get_cqe_size(dev, init_attr->send_cq); + + if (rcqe_sz == 128) + in->ctx.cs_res = MLX5_RES_SCAT_DATA64_CQE; + else + in->ctx.cs_res = MLX5_RES_SCAT_DATA32_CQE; + + if (init_attr->sq_sig_type == IB_SIGNAL_ALL_WR) { + if (scqe_sz == 128) + in->ctx.cs_req = MLX5_REQ_SCAT_DATA64_CQE; + else + in->ctx.cs_req = MLX5_REQ_SCAT_DATA32_CQE; + } + } + + if (qp->rq.wqe_cnt) { + in->ctx.rq_size_stride = (qp->rq.wqe_shift - 4); + in->ctx.rq_size_stride |= ilog2(qp->rq.wqe_cnt) << 3; + } + + in->ctx.rq_type_srqn = get_rx_type(qp, init_attr); + + if (qp->sq.wqe_cnt) + in->ctx.sq_crq_size |= cpu_to_be16(ilog2(qp->sq.wqe_cnt) << 11); + else + in->ctx.sq_crq_size |= cpu_to_be16(0x8000); + + /* Set default resources */ + switch (init_attr->qp_type) { + case IB_QPT_XRC_TGT: + in->ctx.cqn_recv = cpu_to_be32(to_mcq(devr->c0)->mcq.cqn); + in->ctx.cqn_send = cpu_to_be32(to_mcq(devr->c0)->mcq.cqn); + in->ctx.rq_type_srqn |= cpu_to_be32(to_msrq(devr->s0)->msrq.srqn); + in->ctx.xrcd = cpu_to_be32(to_mxrcd(init_attr->xrcd)->xrcdn); + break; + case IB_QPT_XRC_INI: + in->ctx.cqn_recv = cpu_to_be32(to_mcq(devr->c0)->mcq.cqn); + in->ctx.xrcd = cpu_to_be32(to_mxrcd(devr->x1)->xrcdn); + in->ctx.rq_type_srqn |= cpu_to_be32(to_msrq(devr->s0)->msrq.srqn); + break; + default: + if (init_attr->srq) { + in->ctx.xrcd = cpu_to_be32(to_mxrcd(devr->x0)->xrcdn); + in->ctx.rq_type_srqn |= cpu_to_be32(to_msrq(init_attr->srq)->msrq.srqn); + } else { + in->ctx.xrcd = cpu_to_be32(to_mxrcd(devr->x1)->xrcdn); + in->ctx.rq_type_srqn |= cpu_to_be32(to_msrq(devr->s0)->msrq.srqn); + } + } + + if (init_attr->send_cq) + in->ctx.cqn_send = cpu_to_be32(to_mcq(init_attr->send_cq)->mcq.cqn); + + if (init_attr->recv_cq) + in->ctx.cqn_recv = cpu_to_be32(to_mcq(init_attr->recv_cq)->mcq.cqn); + + in->ctx.db_rec_addr = cpu_to_be64(qp->db.dma); + + err = mlx5_core_create_qp(&dev->mdev, &qp->mqp, in, inlen); + if (err) { + mlx5_ib_dbg(dev, "create qp failed\n"); + goto err_create; + } + + mlx5_vfree(in); + /* Hardware wants QPN written in big-endian order (after + * shifting) for send doorbell. Precompute this value to save + * a little bit when posting sends. + */ + qp->doorbell_qpn = swab32(qp->mqp.qpn << 8); + + qp->mqp.event = mlx5_ib_qp_event; + + return 0; + +err_create: + if (qp->create_type == MLX5_QP_USER) + destroy_qp_user(pd, qp); + else if (qp->create_type == MLX5_QP_KERNEL) + destroy_qp_kernel(dev, qp); + + mlx5_vfree(in); + return err; +} + +static void mlx5_ib_lock_cqs(struct mlx5_ib_cq *send_cq, struct mlx5_ib_cq *recv_cq) + __acquires(&send_cq->lock) __acquires(&recv_cq->lock) +{ + if (send_cq) { + if (recv_cq) { + if (send_cq->mcq.cqn < recv_cq->mcq.cqn) { + spin_lock_irq(&send_cq->lock); + spin_lock_nested(&recv_cq->lock, + SINGLE_DEPTH_NESTING); + } else if (send_cq->mcq.cqn == recv_cq->mcq.cqn) { + spin_lock_irq(&send_cq->lock); + __acquire(&recv_cq->lock); + } else { + spin_lock_irq(&recv_cq->lock); + spin_lock_nested(&send_cq->lock, + SINGLE_DEPTH_NESTING); + } + } else { + spin_lock_irq(&send_cq->lock); + } + } else if (recv_cq) { + spin_lock_irq(&recv_cq->lock); + } +} + +static void mlx5_ib_unlock_cqs(struct mlx5_ib_cq *send_cq, struct mlx5_ib_cq *recv_cq) + __releases(&send_cq->lock) __releases(&recv_cq->lock) +{ + if (send_cq) { + if (recv_cq) { + if (send_cq->mcq.cqn < recv_cq->mcq.cqn) { + spin_unlock(&recv_cq->lock); + spin_unlock_irq(&send_cq->lock); + } else if (send_cq->mcq.cqn == recv_cq->mcq.cqn) { + __release(&recv_cq->lock); + spin_unlock_irq(&send_cq->lock); + } else { + spin_unlock(&send_cq->lock); + spin_unlock_irq(&recv_cq->lock); + } + } else { + spin_unlock_irq(&send_cq->lock); + } + } else if (recv_cq) { + spin_unlock_irq(&recv_cq->lock); + } +} + +static struct mlx5_ib_pd *get_pd(struct mlx5_ib_qp *qp) +{ + return to_mpd(qp->ibqp.pd); +} + +static void get_cqs(struct mlx5_ib_qp *qp, + struct mlx5_ib_cq **send_cq, struct mlx5_ib_cq **recv_cq) +{ + switch (qp->ibqp.qp_type) { + case IB_QPT_XRC_TGT: + *send_cq = NULL; + *recv_cq = NULL; + break; + case MLX5_IB_QPT_REG_UMR: + case IB_QPT_XRC_INI: + *send_cq = to_mcq(qp->ibqp.send_cq); + *recv_cq = NULL; + break; + + case IB_QPT_SMI: + case IB_QPT_GSI: + case IB_QPT_RC: + case IB_QPT_UC: + case IB_QPT_UD: + case IB_QPT_RAW_IPV6: + case IB_QPT_RAW_ETHERTYPE: + *send_cq = to_mcq(qp->ibqp.send_cq); + *recv_cq = to_mcq(qp->ibqp.recv_cq); + break; + + case IB_QPT_RAW_PACKET: + case IB_QPT_MAX: + default: + *send_cq = NULL; + *recv_cq = NULL; + break; + } +} + +static void destroy_qp_common(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp) +{ + struct mlx5_ib_cq *send_cq, *recv_cq; + struct mlx5_modify_qp_mbox_in *in; + int err; + + in = kzalloc(sizeof(*in), GFP_KERNEL); + if (!in) + return; + if (qp->state != IB_QPS_RESET) + if (mlx5_core_qp_modify(&dev->mdev, to_mlx5_state(qp->state), + MLX5_QP_STATE_RST, in, sizeof(*in), &qp->mqp)) + mlx5_ib_warn(dev, "mlx5_ib: modify QP %06x to RESET failed\n", + qp->mqp.qpn); + + get_cqs(qp, &send_cq, &recv_cq); + + if (qp->create_type == MLX5_QP_KERNEL) { + mlx5_ib_lock_cqs(send_cq, recv_cq); + __mlx5_ib_cq_clean(recv_cq, qp->mqp.qpn, + qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL); + if (send_cq != recv_cq) + __mlx5_ib_cq_clean(send_cq, qp->mqp.qpn, NULL); + mlx5_ib_unlock_cqs(send_cq, recv_cq); + } + + err = mlx5_core_destroy_qp(&dev->mdev, &qp->mqp); + if (err) + mlx5_ib_warn(dev, "failed to destroy QP 0x%x\n", qp->mqp.qpn); + kfree(in); + + + if (qp->create_type == MLX5_QP_KERNEL) + destroy_qp_kernel(dev, qp); + else if (qp->create_type == MLX5_QP_USER) + destroy_qp_user(&get_pd(qp)->ibpd, qp); +} + +static const char *ib_qp_type_str(enum ib_qp_type type) +{ + switch (type) { + case IB_QPT_SMI: + return "IB_QPT_SMI"; + case IB_QPT_GSI: + return "IB_QPT_GSI"; + case IB_QPT_RC: + return "IB_QPT_RC"; + case IB_QPT_UC: + return "IB_QPT_UC"; + case IB_QPT_UD: + return "IB_QPT_UD"; + case IB_QPT_RAW_IPV6: + return "IB_QPT_RAW_IPV6"; + case IB_QPT_RAW_ETHERTYPE: + return "IB_QPT_RAW_ETHERTYPE"; + case IB_QPT_XRC_INI: + return "IB_QPT_XRC_INI"; + case IB_QPT_XRC_TGT: + return "IB_QPT_XRC_TGT"; + case IB_QPT_RAW_PACKET: + return "IB_QPT_RAW_PACKET"; + case MLX5_IB_QPT_REG_UMR: + return "MLX5_IB_QPT_REG_UMR"; + case IB_QPT_MAX: + default: + return "Invalid QP type"; + } +} + +struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd, + struct ib_qp_init_attr *init_attr, + struct ib_udata *udata) +{ + struct mlx5_ib_dev *dev; + struct mlx5_ib_qp *qp; + u16 xrcdn = 0; + int err; + + if (pd) { + dev = to_mdev(pd->device); + } else { + /* being cautious here */ + if (init_attr->qp_type != IB_QPT_XRC_TGT && + init_attr->qp_type != MLX5_IB_QPT_REG_UMR) { + pr_warn("%s: no PD for transport %s\n", __func__, + ib_qp_type_str(init_attr->qp_type)); + return ERR_PTR(-EINVAL); + } + dev = to_mdev(to_mxrcd(init_attr->xrcd)->ibxrcd.device); + } + + switch (init_attr->qp_type) { + case IB_QPT_XRC_TGT: + case IB_QPT_XRC_INI: + if (!(dev->mdev.caps.flags & MLX5_DEV_CAP_FLAG_XRC)) { + mlx5_ib_dbg(dev, "XRC not supported\n"); + return ERR_PTR(-ENOSYS); + } + init_attr->recv_cq = NULL; + if (init_attr->qp_type == IB_QPT_XRC_TGT) { + xrcdn = to_mxrcd(init_attr->xrcd)->xrcdn; + init_attr->send_cq = NULL; + } + + /* fall through */ + case IB_QPT_RC: + case IB_QPT_UC: + case IB_QPT_UD: + case IB_QPT_SMI: + case IB_QPT_GSI: + case MLX5_IB_QPT_REG_UMR: + qp = kzalloc(sizeof(*qp), GFP_KERNEL); + if (!qp) + return ERR_PTR(-ENOMEM); + + err = create_qp_common(dev, pd, init_attr, udata, qp); + if (err) { + mlx5_ib_dbg(dev, "create_qp_common failed\n"); + kfree(qp); + return ERR_PTR(err); + } + + if (is_qp0(init_attr->qp_type)) + qp->ibqp.qp_num = 0; + else if (is_qp1(init_attr->qp_type)) + qp->ibqp.qp_num = 1; + else + qp->ibqp.qp_num = qp->mqp.qpn; + + mlx5_ib_dbg(dev, "ib qpnum 0x%x, mlx qpn 0x%x, rcqn 0x%x, scqn 0x%x\n", + qp->ibqp.qp_num, qp->mqp.qpn, to_mcq(init_attr->recv_cq)->mcq.cqn, + to_mcq(init_attr->send_cq)->mcq.cqn); + + qp->xrcdn = xrcdn; + + break; + + case IB_QPT_RAW_IPV6: + case IB_QPT_RAW_ETHERTYPE: + case IB_QPT_RAW_PACKET: + case IB_QPT_MAX: + default: + mlx5_ib_dbg(dev, "unsupported qp type %d\n", + init_attr->qp_type); + /* Don't support raw QPs */ + return ERR_PTR(-EINVAL); + } + + return &qp->ibqp; +} + +int mlx5_ib_destroy_qp(struct ib_qp *qp) +{ + struct mlx5_ib_dev *dev = to_mdev(qp->device); + struct mlx5_ib_qp *mqp = to_mqp(qp); + + destroy_qp_common(dev, mqp); + + kfree(mqp); + + return 0; +} + +static __be32 to_mlx5_access_flags(struct mlx5_ib_qp *qp, const struct ib_qp_attr *attr, + int attr_mask) +{ + u32 hw_access_flags = 0; + u8 dest_rd_atomic; + u32 access_flags; + + if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC) + dest_rd_atomic = attr->max_dest_rd_atomic; + else + dest_rd_atomic = qp->resp_depth; + + if (attr_mask & IB_QP_ACCESS_FLAGS) + access_flags = attr->qp_access_flags; + else + access_flags = qp->atomic_rd_en; + + if (!dest_rd_atomic) + access_flags &= IB_ACCESS_REMOTE_WRITE; + + if (access_flags & IB_ACCESS_REMOTE_READ) + hw_access_flags |= MLX5_QP_BIT_RRE; + if (access_flags & IB_ACCESS_REMOTE_ATOMIC) + hw_access_flags |= (MLX5_QP_BIT_RAE | MLX5_ATOMIC_MODE_CX); + if (access_flags & IB_ACCESS_REMOTE_WRITE) + hw_access_flags |= MLX5_QP_BIT_RWE; + + return cpu_to_be32(hw_access_flags); +} + +enum { + MLX5_PATH_FLAG_FL = 1 << 0, + MLX5_PATH_FLAG_FREE_AR = 1 << 1, + MLX5_PATH_FLAG_COUNTER = 1 << 2, +}; + +static int ib_rate_to_mlx5(struct mlx5_ib_dev *dev, u8 rate) +{ + if (rate == IB_RATE_PORT_CURRENT) { + return 0; + } else if (rate < IB_RATE_2_5_GBPS || rate > IB_RATE_300_GBPS) { + return -EINVAL; + } else { + while (rate != IB_RATE_2_5_GBPS && + !(1 << (rate + MLX5_STAT_RATE_OFFSET) & + dev->mdev.caps.stat_rate_support)) + --rate; + } + + return rate + MLX5_STAT_RATE_OFFSET; +} + +static int mlx5_set_path(struct mlx5_ib_dev *dev, const struct ib_ah_attr *ah, + struct mlx5_qp_path *path, u8 port, int attr_mask, + u32 path_flags, const struct ib_qp_attr *attr) +{ + int err; + + path->fl = (path_flags & MLX5_PATH_FLAG_FL) ? 0x80 : 0; + path->free_ar = (path_flags & MLX5_PATH_FLAG_FREE_AR) ? 0x80 : 0; + + if (attr_mask & IB_QP_PKEY_INDEX) + path->pkey_index = attr->pkey_index; + + path->grh_mlid = ah->src_path_bits & 0x7f; + path->rlid = cpu_to_be16(ah->dlid); + + if (ah->ah_flags & IB_AH_GRH) { + path->grh_mlid |= 1 << 7; + path->mgid_index = ah->grh.sgid_index; + path->hop_limit = ah->grh.hop_limit; + path->tclass_flowlabel = + cpu_to_be32((ah->grh.traffic_class << 20) | + (ah->grh.flow_label)); + memcpy(path->rgid, ah->grh.dgid.raw, 16); + } + + err = ib_rate_to_mlx5(dev, ah->static_rate); + if (err < 0) + return err; + path->static_rate = err; + path->port = port; + + if (ah->ah_flags & IB_AH_GRH) { + if (ah->grh.sgid_index >= dev->mdev.caps.port[port - 1].gid_table_len) { + pr_err(KERN_ERR "sgid_index (%u) too large. max is %d\n", + ah->grh.sgid_index, dev->mdev.caps.port[port - 1].gid_table_len); + return -EINVAL; + } + + path->grh_mlid |= 1 << 7; + path->mgid_index = ah->grh.sgid_index; + path->hop_limit = ah->grh.hop_limit; + path->tclass_flowlabel = + cpu_to_be32((ah->grh.traffic_class << 20) | + (ah->grh.flow_label)); + memcpy(path->rgid, ah->grh.dgid.raw, 16); + } + + if (attr_mask & IB_QP_TIMEOUT) + path->ackto_lt = attr->timeout << 3; + + path->sl = ah->sl & 0xf; + + return 0; +} + +static enum mlx5_qp_optpar opt_mask[MLX5_QP_NUM_STATE][MLX5_QP_NUM_STATE][MLX5_QP_ST_MAX] = { + [MLX5_QP_STATE_INIT] = { + [MLX5_QP_STATE_INIT] = { + [MLX5_QP_ST_RC] = MLX5_QP_OPTPAR_RRE | + MLX5_QP_OPTPAR_RAE | + MLX5_QP_OPTPAR_RWE | + MLX5_QP_OPTPAR_PKEY_INDEX | + MLX5_QP_OPTPAR_PRI_PORT, + [MLX5_QP_ST_UC] = MLX5_QP_OPTPAR_RWE | + MLX5_QP_OPTPAR_PKEY_INDEX | + MLX5_QP_OPTPAR_PRI_PORT, + [MLX5_QP_ST_UD] = MLX5_QP_OPTPAR_PKEY_INDEX | + MLX5_QP_OPTPAR_Q_KEY | + MLX5_QP_OPTPAR_PRI_PORT, + }, + [MLX5_QP_STATE_RTR] = { + [MLX5_QP_ST_RC] = MLX5_QP_OPTPAR_ALT_ADDR_PATH | + MLX5_QP_OPTPAR_RRE | + MLX5_QP_OPTPAR_RAE | + MLX5_QP_OPTPAR_RWE | + MLX5_QP_OPTPAR_PKEY_INDEX, + [MLX5_QP_ST_UC] = MLX5_QP_OPTPAR_ALT_ADDR_PATH | + MLX5_QP_OPTPAR_RWE | + MLX5_QP_OPTPAR_PKEY_INDEX, + [MLX5_QP_ST_UD] = MLX5_QP_OPTPAR_PKEY_INDEX | + MLX5_QP_OPTPAR_Q_KEY, + [MLX5_QP_ST_MLX] = MLX5_QP_OPTPAR_PKEY_INDEX | + MLX5_QP_OPTPAR_Q_KEY, + }, + }, + [MLX5_QP_STATE_RTR] = { + [MLX5_QP_STATE_RTS] = { + [MLX5_QP_ST_RC] = MLX5_QP_OPTPAR_ALT_ADDR_PATH | + MLX5_QP_OPTPAR_RRE | + MLX5_QP_OPTPAR_RAE | + MLX5_QP_OPTPAR_RWE | + MLX5_QP_OPTPAR_PM_STATE | + MLX5_QP_OPTPAR_RNR_TIMEOUT, + [MLX5_QP_ST_UC] = MLX5_QP_OPTPAR_ALT_ADDR_PATH | + MLX5_QP_OPTPAR_RWE | + MLX5_QP_OPTPAR_PM_STATE, + [MLX5_QP_ST_UD] = MLX5_QP_OPTPAR_Q_KEY, + }, + }, + [MLX5_QP_STATE_RTS] = { + [MLX5_QP_STATE_RTS] = { + [MLX5_QP_ST_RC] = MLX5_QP_OPTPAR_RRE | + MLX5_QP_OPTPAR_RAE | + MLX5_QP_OPTPAR_RWE | + MLX5_QP_OPTPAR_RNR_TIMEOUT | + MLX5_QP_OPTPAR_PM_STATE, + [MLX5_QP_ST_UC] = MLX5_QP_OPTPAR_RWE | + MLX5_QP_OPTPAR_PM_STATE, + [MLX5_QP_ST_UD] = MLX5_QP_OPTPAR_Q_KEY | + MLX5_QP_OPTPAR_SRQN | + MLX5_QP_OPTPAR_CQN_RCV, + }, + }, + [MLX5_QP_STATE_SQER] = { + [MLX5_QP_STATE_RTS] = { + [MLX5_QP_ST_UD] = MLX5_QP_OPTPAR_Q_KEY, + [MLX5_QP_ST_MLX] = MLX5_QP_OPTPAR_Q_KEY, + }, + }, +}; + +static int ib_nr_to_mlx5_nr(int ib_mask) +{ + switch (ib_mask) { + case IB_QP_STATE: + return 0; + case IB_QP_CUR_STATE: + return 0; + case IB_QP_EN_SQD_ASYNC_NOTIFY: + return 0; + case IB_QP_ACCESS_FLAGS: + return MLX5_QP_OPTPAR_RWE | MLX5_QP_OPTPAR_RRE | + MLX5_QP_OPTPAR_RAE; + case IB_QP_PKEY_INDEX: + return MLX5_QP_OPTPAR_PKEY_INDEX; + case IB_QP_PORT: + return MLX5_QP_OPTPAR_PRI_PORT; + case IB_QP_QKEY: + return MLX5_QP_OPTPAR_Q_KEY; + case IB_QP_AV: + return MLX5_QP_OPTPAR_PRIMARY_ADDR_PATH | + MLX5_QP_OPTPAR_PRI_PORT; + case IB_QP_PATH_MTU: + return 0; + case IB_QP_TIMEOUT: + return MLX5_QP_OPTPAR_ACK_TIMEOUT; + case IB_QP_RETRY_CNT: + return MLX5_QP_OPTPAR_RETRY_COUNT; + case IB_QP_RNR_RETRY: + return MLX5_QP_OPTPAR_RNR_RETRY; + case IB_QP_RQ_PSN: + return 0; + case IB_QP_MAX_QP_RD_ATOMIC: + return MLX5_QP_OPTPAR_SRA_MAX; + case IB_QP_ALT_PATH: + return MLX5_QP_OPTPAR_ALT_ADDR_PATH; + case IB_QP_MIN_RNR_TIMER: + return MLX5_QP_OPTPAR_RNR_TIMEOUT; + case IB_QP_SQ_PSN: + return 0; + case IB_QP_MAX_DEST_RD_ATOMIC: + return MLX5_QP_OPTPAR_RRA_MAX | MLX5_QP_OPTPAR_RWE | + MLX5_QP_OPTPAR_RRE | MLX5_QP_OPTPAR_RAE; + case IB_QP_PATH_MIG_STATE: + return MLX5_QP_OPTPAR_PM_STATE; + case IB_QP_CAP: + return 0; + case IB_QP_DEST_QPN: + return 0; + } + return 0; +} + +static int ib_mask_to_mlx5_opt(int ib_mask) +{ + int result = 0; + int i; + + for (i = 0; i < 8 * sizeof(int); i++) { + if ((1 << i) & ib_mask) + result |= ib_nr_to_mlx5_nr(1 << i); + } + + return result; +} + +static int __mlx5_ib_modify_qp(struct ib_qp *ibqp, + const struct ib_qp_attr *attr, int attr_mask, + enum ib_qp_state cur_state, enum ib_qp_state new_state) +{ + struct mlx5_ib_dev *dev = to_mdev(ibqp->device); + struct mlx5_ib_qp *qp = to_mqp(ibqp); + struct mlx5_ib_cq *send_cq, *recv_cq; + struct mlx5_qp_context *context; + struct mlx5_modify_qp_mbox_in *in; + struct mlx5_ib_pd *pd; + enum mlx5_qp_state mlx5_cur, mlx5_new; + enum mlx5_qp_optpar optpar; + int sqd_event; + int mlx5_st; + int err; + + in = kzalloc(sizeof(*in), GFP_KERNEL); + if (!in) + return -ENOMEM; + + context = &in->ctx; + err = to_mlx5_st(ibqp->qp_type); + if (err < 0) + goto out; + + context->flags = cpu_to_be32(err << 16); + + if (!(attr_mask & IB_QP_PATH_MIG_STATE)) { + context->flags |= cpu_to_be32(MLX5_QP_PM_MIGRATED << 11); + } else { + switch (attr->path_mig_state) { + case IB_MIG_MIGRATED: + context->flags |= cpu_to_be32(MLX5_QP_PM_MIGRATED << 11); + break; + case IB_MIG_REARM: + context->flags |= cpu_to_be32(MLX5_QP_PM_REARM << 11); + break; + case IB_MIG_ARMED: + context->flags |= cpu_to_be32(MLX5_QP_PM_ARMED << 11); + break; + } + } + + if (ibqp->qp_type == IB_QPT_GSI || ibqp->qp_type == IB_QPT_SMI) { + context->mtu_msgmax = (IB_MTU_256 << 5) | 8; + } else if (ibqp->qp_type == IB_QPT_UD || + ibqp->qp_type == MLX5_IB_QPT_REG_UMR) { + context->mtu_msgmax = (IB_MTU_4096 << 5) | 12; + } else if (attr_mask & IB_QP_PATH_MTU) { + if (attr->path_mtu < IB_MTU_256 || + attr->path_mtu > IB_MTU_4096) { + mlx5_ib_warn(dev, "invalid mtu %d\n", attr->path_mtu); + err = -EINVAL; + goto out; + } + context->mtu_msgmax = (attr->path_mtu << 5) | dev->mdev.caps.log_max_msg; + } + + if (attr_mask & IB_QP_DEST_QPN) + context->log_pg_sz_remote_qpn = cpu_to_be32(attr->dest_qp_num); + + if (attr_mask & IB_QP_PKEY_INDEX) + context->pri_path.pkey_index = attr->pkey_index; + + /* todo implement counter_index functionality */ + + if (is_sqp(ibqp->qp_type)) + context->pri_path.port = qp->port; + + if (attr_mask & IB_QP_PORT) + context->pri_path.port = attr->port_num; + + if (attr_mask & IB_QP_AV) { + err = mlx5_set_path(dev, &attr->ah_attr, &context->pri_path, + attr_mask & IB_QP_PORT ? attr->port_num : qp->port, + attr_mask, 0, attr); + if (err) + goto out; + } + + if (attr_mask & IB_QP_TIMEOUT) + context->pri_path.ackto_lt |= attr->timeout << 3; + + if (attr_mask & IB_QP_ALT_PATH) { + err = mlx5_set_path(dev, &attr->alt_ah_attr, &context->alt_path, + attr->alt_port_num, attr_mask, 0, attr); + if (err) + goto out; + } + + pd = get_pd(qp); + get_cqs(qp, &send_cq, &recv_cq); + + context->flags_pd = cpu_to_be32(pd ? pd->pdn : to_mpd(dev->devr.p0)->pdn); + context->cqn_send = send_cq ? cpu_to_be32(send_cq->mcq.cqn) : 0; + context->cqn_recv = recv_cq ? cpu_to_be32(recv_cq->mcq.cqn) : 0; + context->params1 = cpu_to_be32(MLX5_IB_ACK_REQ_FREQ << 28); + + if (attr_mask & IB_QP_RNR_RETRY) + context->params1 |= cpu_to_be32(attr->rnr_retry << 13); + + if (attr_mask & IB_QP_RETRY_CNT) + context->params1 |= cpu_to_be32(attr->retry_cnt << 16); + + if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC) { + if (attr->max_rd_atomic) + context->params1 |= + cpu_to_be32(fls(attr->max_rd_atomic - 1) << 21); + } + + if (attr_mask & IB_QP_SQ_PSN) + context->next_send_psn = cpu_to_be32(attr->sq_psn); + + if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC) { + if (attr->max_dest_rd_atomic) + context->params2 |= + cpu_to_be32(fls(attr->max_dest_rd_atomic - 1) << 21); + } + + if (attr_mask & (IB_QP_ACCESS_FLAGS | IB_QP_MAX_DEST_RD_ATOMIC)) + context->params2 |= to_mlx5_access_flags(qp, attr, attr_mask); + + if (attr_mask & IB_QP_MIN_RNR_TIMER) + context->rnr_nextrecvpsn |= cpu_to_be32(attr->min_rnr_timer << 24); + + if (attr_mask & IB_QP_RQ_PSN) + context->rnr_nextrecvpsn |= cpu_to_be32(attr->rq_psn); + + if (attr_mask & IB_QP_QKEY) + context->qkey = cpu_to_be32(attr->qkey); + + if (qp->rq.wqe_cnt && cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) + context->db_rec_addr = cpu_to_be64(qp->db.dma); + + if (cur_state == IB_QPS_RTS && new_state == IB_QPS_SQD && + attr_mask & IB_QP_EN_SQD_ASYNC_NOTIFY && attr->en_sqd_async_notify) + sqd_event = 1; + else + sqd_event = 0; + + if (!ibqp->uobject && cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) + context->sq_crq_size |= cpu_to_be16(1 << 4); + + + mlx5_cur = to_mlx5_state(cur_state); + mlx5_new = to_mlx5_state(new_state); + mlx5_st = to_mlx5_st(ibqp->qp_type); + if (mlx5_cur < 0 || mlx5_new < 0 || mlx5_st < 0) + goto out; + + optpar = ib_mask_to_mlx5_opt(attr_mask); + optpar &= opt_mask[mlx5_cur][mlx5_new][mlx5_st]; + in->optparam = cpu_to_be32(optpar); + err = mlx5_core_qp_modify(&dev->mdev, to_mlx5_state(cur_state), + to_mlx5_state(new_state), in, sqd_event, + &qp->mqp); + if (err) + goto out; + + qp->state = new_state; + + if (attr_mask & IB_QP_ACCESS_FLAGS) + qp->atomic_rd_en = attr->qp_access_flags; + if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC) + qp->resp_depth = attr->max_dest_rd_atomic; + if (attr_mask & IB_QP_PORT) + qp->port = attr->port_num; + if (attr_mask & IB_QP_ALT_PATH) + qp->alt_port = attr->alt_port_num; + + /* + * If we moved a kernel QP to RESET, clean up all old CQ + * entries and reinitialize the QP. + */ + if (new_state == IB_QPS_RESET && !ibqp->uobject) { + mlx5_ib_cq_clean(recv_cq, qp->mqp.qpn, + ibqp->srq ? to_msrq(ibqp->srq) : NULL); + if (send_cq != recv_cq) + mlx5_ib_cq_clean(send_cq, qp->mqp.qpn, NULL); + + qp->rq.head = 0; + qp->rq.tail = 0; + qp->sq.head = 0; + qp->sq.tail = 0; + qp->sq.cur_post = 0; + qp->sq.last_poll = 0; + qp->db.db[MLX5_RCV_DBR] = 0; + qp->db.db[MLX5_SND_DBR] = 0; + } + +out: + kfree(in); + return err; +} + +int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, + int attr_mask, struct ib_udata *udata) +{ + struct mlx5_ib_dev *dev = to_mdev(ibqp->device); + struct mlx5_ib_qp *qp = to_mqp(ibqp); + enum ib_qp_state cur_state, new_state; + int err = -EINVAL; + int port; + + mutex_lock(&qp->mutex); + + cur_state = attr_mask & IB_QP_CUR_STATE ? attr->cur_qp_state : qp->state; + new_state = attr_mask & IB_QP_STATE ? attr->qp_state : cur_state; + + if (ibqp->qp_type != MLX5_IB_QPT_REG_UMR && + !ib_modify_qp_is_ok(cur_state, new_state, ibqp->qp_type, attr_mask)) + goto out; + + if ((attr_mask & IB_QP_PORT) && + (attr->port_num == 0 || attr->port_num > dev->mdev.caps.num_ports)) + goto out; + + if (attr_mask & IB_QP_PKEY_INDEX) { + port = attr_mask & IB_QP_PORT ? attr->port_num : qp->port; + if (attr->pkey_index >= dev->mdev.caps.port[port - 1].pkey_table_len) + goto out; + } + + if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC && + attr->max_rd_atomic > dev->mdev.caps.max_ra_res_qp) + goto out; + + if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC && + attr->max_dest_rd_atomic > dev->mdev.caps.max_ra_req_qp) + goto out; + + if (cur_state == new_state && cur_state == IB_QPS_RESET) { + err = 0; + goto out; + } + + err = __mlx5_ib_modify_qp(ibqp, attr, attr_mask, cur_state, new_state); + +out: + mutex_unlock(&qp->mutex); + return err; +} + +static int mlx5_wq_overflow(struct mlx5_ib_wq *wq, int nreq, struct ib_cq *ib_cq) +{ + struct mlx5_ib_cq *cq; + unsigned cur; + + cur = wq->head - wq->tail; + if (likely(cur + nreq < wq->max_post)) + return 0; + + cq = to_mcq(ib_cq); + spin_lock(&cq->lock); + cur = wq->head - wq->tail; + spin_unlock(&cq->lock); + + return cur + nreq >= wq->max_post; +} + +static __always_inline void set_raddr_seg(struct mlx5_wqe_raddr_seg *rseg, + u64 remote_addr, u32 rkey) +{ + rseg->raddr = cpu_to_be64(remote_addr); + rseg->rkey = cpu_to_be32(rkey); + rseg->reserved = 0; +} + +static void set_atomic_seg(struct mlx5_wqe_atomic_seg *aseg, struct ib_send_wr *wr) +{ + if (wr->opcode == IB_WR_ATOMIC_CMP_AND_SWP) { + aseg->swap_add = cpu_to_be64(wr->wr.atomic.swap); + aseg->compare = cpu_to_be64(wr->wr.atomic.compare_add); + } else if (wr->opcode == IB_WR_MASKED_ATOMIC_FETCH_AND_ADD) { + aseg->swap_add = cpu_to_be64(wr->wr.atomic.compare_add); + aseg->compare = cpu_to_be64(wr->wr.atomic.compare_add_mask); + } else { + aseg->swap_add = cpu_to_be64(wr->wr.atomic.compare_add); + aseg->compare = 0; + } +} + +static void set_masked_atomic_seg(struct mlx5_wqe_masked_atomic_seg *aseg, + struct ib_send_wr *wr) +{ + aseg->swap_add = cpu_to_be64(wr->wr.atomic.swap); + aseg->swap_add_mask = cpu_to_be64(wr->wr.atomic.swap_mask); + aseg->compare = cpu_to_be64(wr->wr.atomic.compare_add); + aseg->compare_mask = cpu_to_be64(wr->wr.atomic.compare_add_mask); +} + +static void set_datagram_seg(struct mlx5_wqe_datagram_seg *dseg, + struct ib_send_wr *wr) +{ + memcpy(&dseg->av, &to_mah(wr->wr.ud.ah)->av, sizeof(struct mlx5_av)); + dseg->av.dqp_dct = cpu_to_be32(wr->wr.ud.remote_qpn | MLX5_EXTENDED_UD_AV); + dseg->av.key.qkey.qkey = cpu_to_be32(wr->wr.ud.remote_qkey); +} + +static void set_data_ptr_seg(struct mlx5_wqe_data_seg *dseg, struct ib_sge *sg) +{ + dseg->byte_count = cpu_to_be32(sg->length); + dseg->lkey = cpu_to_be32(sg->lkey); + dseg->addr = cpu_to_be64(sg->addr); +} + +static __be16 get_klm_octo(int npages) +{ + return cpu_to_be16(ALIGN(npages, 8) / 2); +} + +static __be64 frwr_mkey_mask(void) +{ + u64 result; + + result = MLX5_MKEY_MASK_LEN | + MLX5_MKEY_MASK_PAGE_SIZE | + MLX5_MKEY_MASK_START_ADDR | + MLX5_MKEY_MASK_EN_RINVAL | + MLX5_MKEY_MASK_KEY | + MLX5_MKEY_MASK_LR | + MLX5_MKEY_MASK_LW | + MLX5_MKEY_MASK_RR | + MLX5_MKEY_MASK_RW | + MLX5_MKEY_MASK_A | + MLX5_MKEY_MASK_SMALL_FENCE | + MLX5_MKEY_MASK_FREE; + + return cpu_to_be64(result); +} + +static void set_frwr_umr_segment(struct mlx5_wqe_umr_ctrl_seg *umr, + struct ib_send_wr *wr, int li) +{ + memset(umr, 0, sizeof(*umr)); + + if (li) { + umr->mkey_mask = cpu_to_be64(MLX5_MKEY_MASK_FREE); + umr->flags = 1 << 7; + return; + } + + umr->flags = (1 << 5); /* fail if not free */ + umr->klm_octowords = get_klm_octo(wr->wr.fast_reg.page_list_len); + umr->mkey_mask = frwr_mkey_mask(); +} + +static void set_reg_umr_segment(struct mlx5_wqe_umr_ctrl_seg *umr, + struct ib_send_wr *wr) +{ + struct umr_wr *umrwr = (struct umr_wr *)&wr->wr.fast_reg; + u64 mask; + + memset(umr, 0, sizeof(*umr)); + + if (!(wr->send_flags & MLX5_IB_SEND_UMR_UNREG)) { + umr->flags = 1 << 5; /* fail if not free */ + umr->klm_octowords = get_klm_octo(umrwr->npages); + mask = MLX5_MKEY_MASK_LEN | + MLX5_MKEY_MASK_PAGE_SIZE | + MLX5_MKEY_MASK_START_ADDR | + MLX5_MKEY_MASK_PD | + MLX5_MKEY_MASK_LR | + MLX5_MKEY_MASK_LW | + MLX5_MKEY_MASK_RR | + MLX5_MKEY_MASK_RW | + MLX5_MKEY_MASK_A | + MLX5_MKEY_MASK_FREE; + umr->mkey_mask = cpu_to_be64(mask); + } else { + umr->flags = 2 << 5; /* fail if free */ + mask = MLX5_MKEY_MASK_FREE; + umr->mkey_mask = cpu_to_be64(mask); + } + + if (!wr->num_sge) + umr->flags |= (1 << 7); /* inline */ +} + +static u8 get_umr_flags(int acc) +{ + return (acc & IB_ACCESS_REMOTE_ATOMIC ? MLX5_PERM_ATOMIC : 0) | + (acc & IB_ACCESS_REMOTE_WRITE ? MLX5_PERM_REMOTE_WRITE : 0) | + (acc & IB_ACCESS_REMOTE_READ ? MLX5_PERM_REMOTE_READ : 0) | + (acc & IB_ACCESS_LOCAL_WRITE ? MLX5_PERM_LOCAL_WRITE : 0) | + MLX5_PERM_LOCAL_READ | MLX5_PERM_UMR_EN | MLX5_ACCESS_MODE_MTT; +} + +static void set_mkey_segment(struct mlx5_mkey_seg *seg, struct ib_send_wr *wr, + int li, int *writ) +{ + memset(seg, 0, sizeof(*seg)); + if (li) { + seg->status = 1 << 6; + return; + } + + seg->flags = get_umr_flags(wr->wr.fast_reg.access_flags); + *writ = seg->flags & (MLX5_PERM_LOCAL_WRITE | IB_ACCESS_REMOTE_WRITE); + seg->qpn_mkey7_0 = cpu_to_be32((wr->wr.fast_reg.rkey & 0xff) | 0xffffff00); + seg->flags_pd = cpu_to_be32(MLX5_MKEY_REMOTE_INVAL); + seg->start_addr = cpu_to_be64(wr->wr.fast_reg.iova_start); + seg->len = cpu_to_be64(wr->wr.fast_reg.length); + seg->xlt_oct_size = cpu_to_be32((wr->wr.fast_reg.page_list_len + 1) / 2); + seg->log2_page_size = wr->wr.fast_reg.page_shift; +} + +static void set_reg_mkey_segment(struct mlx5_mkey_seg *seg, struct ib_send_wr *wr) +{ + memset(seg, 0, sizeof(*seg)); + if (wr->send_flags & MLX5_IB_SEND_UMR_UNREG) { + seg->status = 1 << 6; + return; + } + + seg->flags = convert_access(wr->wr.fast_reg.access_flags); + seg->flags_pd = cpu_to_be32(to_mpd((struct ib_pd *)wr->wr.fast_reg.page_list)->pdn); + seg->start_addr = cpu_to_be64(wr->wr.fast_reg.iova_start); + seg->len = cpu_to_be64(wr->wr.fast_reg.length); + seg->log2_page_size = wr->wr.fast_reg.page_shift; + seg->qpn_mkey7_0 = cpu_to_be32(0xffffff << 8); +} + +static void set_frwr_pages(struct mlx5_wqe_data_seg *dseg, + struct ib_send_wr *wr, + struct mlx5_core_dev *mdev, + struct mlx5_ib_pd *pd, + int writ) +{ + struct mlx5_ib_fast_reg_page_list *mfrpl = to_mfrpl(wr->wr.fast_reg.page_list); + u64 *page_list = wr->wr.fast_reg.page_list->page_list; + u64 perm = MLX5_EN_RD | (writ ? MLX5_EN_WR : 0); + int i; + + for (i = 0; i < wr->wr.fast_reg.page_list_len; i++) + mfrpl->mapped_page_list[i] = cpu_to_be64(page_list[i] | perm); + dseg->addr = cpu_to_be64(mfrpl->map); + dseg->byte_count = cpu_to_be32(ALIGN(sizeof(u64) * wr->wr.fast_reg.page_list_len, 64)); + dseg->lkey = cpu_to_be32(pd->pa_lkey); +} + +static __be32 send_ieth(struct ib_send_wr *wr) +{ + switch (wr->opcode) { + case IB_WR_SEND_WITH_IMM: + case IB_WR_RDMA_WRITE_WITH_IMM: + return wr->ex.imm_data; + + case IB_WR_SEND_WITH_INV: + return cpu_to_be32(wr->ex.invalidate_rkey); + + default: + return 0; + } +} + +static u8 calc_sig(void *wqe, int size) +{ + u8 *p = wqe; + u8 res = 0; + int i; + + for (i = 0; i < size; i++) + res ^= p[i]; + + return ~res; +} + +static u8 wq_sig(void *wqe) +{ + return calc_sig(wqe, (*((u8 *)wqe + 8) & 0x3f) << 4); +} + +static int set_data_inl_seg(struct mlx5_ib_qp *qp, struct ib_send_wr *wr, + void *wqe, int *sz) +{ + struct mlx5_wqe_inline_seg *seg; + void *qend = qp->sq.qend; + void *addr; + int inl = 0; + int copy; + int len; + int i; + + seg = wqe; + wqe += sizeof(*seg); + for (i = 0; i < wr->num_sge; i++) { + addr = (void *)(unsigned long)(wr->sg_list[i].addr); + len = wr->sg_list[i].length; + inl += len; + + if (unlikely(inl > qp->max_inline_data)) + return -ENOMEM; + + if (unlikely(wqe + len > qend)) { + copy = qend - wqe; + memcpy(wqe, addr, copy); + addr += copy; + len -= copy; + wqe = mlx5_get_send_wqe(qp, 0); + } + memcpy(wqe, addr, len); + wqe += len; + } + + seg->byte_count = cpu_to_be32(inl | MLX5_INLINE_SEG); + + *sz = ALIGN(inl + sizeof(seg->byte_count), 16) / 16; + + return 0; +} + +static int set_frwr_li_wr(void **seg, struct ib_send_wr *wr, int *size, + struct mlx5_core_dev *mdev, struct mlx5_ib_pd *pd, struct mlx5_ib_qp *qp) +{ + int writ = 0; + int li; + + li = wr->opcode == IB_WR_LOCAL_INV ? 1 : 0; + if (unlikely(wr->send_flags & IB_SEND_INLINE)) + return -EINVAL; + + set_frwr_umr_segment(*seg, wr, li); + *seg += sizeof(struct mlx5_wqe_umr_ctrl_seg); + *size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16; + if (unlikely((*seg == qp->sq.qend))) + *seg = mlx5_get_send_wqe(qp, 0); + set_mkey_segment(*seg, wr, li, &writ); + *seg += sizeof(struct mlx5_mkey_seg); + *size += sizeof(struct mlx5_mkey_seg) / 16; + if (unlikely((*seg == qp->sq.qend))) + *seg = mlx5_get_send_wqe(qp, 0); + if (!li) { + set_frwr_pages(*seg, wr, mdev, pd, writ); + *seg += sizeof(struct mlx5_wqe_data_seg); + *size += (sizeof(struct mlx5_wqe_data_seg) / 16); + } + return 0; +} + +static void dump_wqe(struct mlx5_ib_qp *qp, int idx, int size_16) +{ + __be32 *p = NULL; + int tidx = idx; + int i, j; + + pr_debug("dump wqe at %p\n", mlx5_get_send_wqe(qp, tidx)); + for (i = 0, j = 0; i < size_16 * 4; i += 4, j += 4) { + if ((i & 0xf) == 0) { + void *buf = mlx5_get_send_wqe(qp, tidx); + tidx = (tidx + 1) & (qp->sq.wqe_cnt - 1); + p = buf; + j = 0; + } + pr_debug("%08x %08x %08x %08x\n", be32_to_cpu(p[j]), + be32_to_cpu(p[j + 1]), be32_to_cpu(p[j + 2]), + be32_to_cpu(p[j + 3])); + } +} + +static void mlx5_bf_copy(u64 __iomem *dst, u64 *src, + unsigned bytecnt, struct mlx5_ib_qp *qp) +{ + while (bytecnt > 0) { + __iowrite64_copy(dst++, src++, 8); + __iowrite64_copy(dst++, src++, 8); + __iowrite64_copy(dst++, src++, 8); + __iowrite64_copy(dst++, src++, 8); + __iowrite64_copy(dst++, src++, 8); + __iowrite64_copy(dst++, src++, 8); + __iowrite64_copy(dst++, src++, 8); + __iowrite64_copy(dst++, src++, 8); + bytecnt -= 64; + if (unlikely(src == qp->sq.qend)) + src = mlx5_get_send_wqe(qp, 0); + } +} + +static u8 get_fence(u8 fence, struct ib_send_wr *wr) +{ + if (unlikely(wr->opcode == IB_WR_LOCAL_INV && + wr->send_flags & IB_SEND_FENCE)) + return MLX5_FENCE_MODE_STRONG_ORDERING; + + if (unlikely(fence)) { + if (wr->send_flags & IB_SEND_FENCE) + return MLX5_FENCE_MODE_SMALL_AND_FENCE; + else + return fence; + + } else { + return 0; + } +} + +int mlx5_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, + struct ib_send_wr **bad_wr) +{ + struct mlx5_wqe_ctrl_seg *ctrl = NULL; /* compiler warning */ + struct mlx5_ib_dev *dev = to_mdev(ibqp->device); + struct mlx5_core_dev *mdev = &dev->mdev; + struct mlx5_ib_qp *qp = to_mqp(ibqp); + struct mlx5_wqe_data_seg *dpseg; + struct mlx5_wqe_xrc_seg *xrc; + struct mlx5_bf *bf = qp->bf; + int uninitialized_var(size); + void *qend = qp->sq.qend; + unsigned long flags; + u32 mlx5_opcode; + unsigned idx; + int err = 0; + int inl = 0; + int num_sge; + void *seg; + int nreq; + int i; + u8 next_fence = 0; + u8 opmod = 0; + u8 fence; + + spin_lock_irqsave(&qp->sq.lock, flags); + + for (nreq = 0; wr; nreq++, wr = wr->next) { + if (unlikely(wr->opcode >= sizeof(mlx5_ib_opcode) / sizeof(mlx5_ib_opcode[0]))) { + mlx5_ib_warn(dev, "\n"); + err = -EINVAL; + *bad_wr = wr; + goto out; + } + + if (unlikely(mlx5_wq_overflow(&qp->sq, nreq, qp->ibqp.send_cq))) { + mlx5_ib_warn(dev, "\n"); + err = -ENOMEM; + *bad_wr = wr; + goto out; + } + + fence = qp->fm_cache; + num_sge = wr->num_sge; + if (unlikely(num_sge > qp->sq.max_gs)) { + mlx5_ib_warn(dev, "\n"); + err = -ENOMEM; + *bad_wr = wr; + goto out; + } + + idx = qp->sq.cur_post & (qp->sq.wqe_cnt - 1); + seg = mlx5_get_send_wqe(qp, idx); + ctrl = seg; + *(uint32_t *)(seg + 8) = 0; + ctrl->imm = send_ieth(wr); + ctrl->fm_ce_se = qp->sq_signal_bits | + (wr->send_flags & IB_SEND_SIGNALED ? + MLX5_WQE_CTRL_CQ_UPDATE : 0) | + (wr->send_flags & IB_SEND_SOLICITED ? + MLX5_WQE_CTRL_SOLICITED : 0); + + seg += sizeof(*ctrl); + size = sizeof(*ctrl) / 16; + + switch (ibqp->qp_type) { + case IB_QPT_XRC_INI: + xrc = seg; + xrc->xrc_srqn = htonl(wr->xrc_remote_srq_num); + seg += sizeof(*xrc); + size += sizeof(*xrc) / 16; + /* fall through */ + case IB_QPT_RC: + switch (wr->opcode) { + case IB_WR_RDMA_READ: + case IB_WR_RDMA_WRITE: + case IB_WR_RDMA_WRITE_WITH_IMM: + set_raddr_seg(seg, wr->wr.rdma.remote_addr, + wr->wr.rdma.rkey); + seg += sizeof(struct mlx5_wqe_raddr_seg); + size += sizeof(struct mlx5_wqe_raddr_seg) / 16; + break; + + case IB_WR_ATOMIC_CMP_AND_SWP: + case IB_WR_ATOMIC_FETCH_AND_ADD: + set_raddr_seg(seg, wr->wr.atomic.remote_addr, + wr->wr.atomic.rkey); + seg += sizeof(struct mlx5_wqe_raddr_seg); + + set_atomic_seg(seg, wr); + seg += sizeof(struct mlx5_wqe_atomic_seg); + + size += (sizeof(struct mlx5_wqe_raddr_seg) + + sizeof(struct mlx5_wqe_atomic_seg)) / 16; + break; + + case IB_WR_MASKED_ATOMIC_CMP_AND_SWP: + set_raddr_seg(seg, wr->wr.atomic.remote_addr, + wr->wr.atomic.rkey); + seg += sizeof(struct mlx5_wqe_raddr_seg); + + set_masked_atomic_seg(seg, wr); + seg += sizeof(struct mlx5_wqe_masked_atomic_seg); + + size += (sizeof(struct mlx5_wqe_raddr_seg) + + sizeof(struct mlx5_wqe_masked_atomic_seg)) / 16; + break; + + case IB_WR_LOCAL_INV: + next_fence = MLX5_FENCE_MODE_INITIATOR_SMALL; + qp->sq.wr_data[idx] = IB_WR_LOCAL_INV; + ctrl->imm = cpu_to_be32(wr->ex.invalidate_rkey); + err = set_frwr_li_wr(&seg, wr, &size, mdev, to_mpd(ibqp->pd), qp); + if (err) { + mlx5_ib_warn(dev, "\n"); + *bad_wr = wr; + goto out; + } + num_sge = 0; + break; + + case IB_WR_FAST_REG_MR: + next_fence = MLX5_FENCE_MODE_INITIATOR_SMALL; + qp->sq.wr_data[idx] = IB_WR_FAST_REG_MR; + ctrl->imm = cpu_to_be32(wr->wr.fast_reg.rkey); + err = set_frwr_li_wr(&seg, wr, &size, mdev, to_mpd(ibqp->pd), qp); + if (err) { + mlx5_ib_warn(dev, "\n"); + *bad_wr = wr; + goto out; + } + num_sge = 0; + break; + + default: + break; + } + break; + + case IB_QPT_UC: + switch (wr->opcode) { + case IB_WR_RDMA_WRITE: + case IB_WR_RDMA_WRITE_WITH_IMM: + set_raddr_seg(seg, wr->wr.rdma.remote_addr, + wr->wr.rdma.rkey); + seg += sizeof(struct mlx5_wqe_raddr_seg); + size += sizeof(struct mlx5_wqe_raddr_seg) / 16; + break; + + default: + break; + } + break; + + case IB_QPT_UD: + case IB_QPT_SMI: + case IB_QPT_GSI: + set_datagram_seg(seg, wr); + seg += sizeof(struct mlx5_wqe_datagram_seg); + size += sizeof(struct mlx5_wqe_datagram_seg) / 16; + if (unlikely((seg == qend))) + seg = mlx5_get_send_wqe(qp, 0); + break; + + case MLX5_IB_QPT_REG_UMR: + if (wr->opcode != MLX5_IB_WR_UMR) { + err = -EINVAL; + mlx5_ib_warn(dev, "bad opcode\n"); + goto out; + } + qp->sq.wr_data[idx] = MLX5_IB_WR_UMR; + ctrl->imm = cpu_to_be32(wr->wr.fast_reg.rkey); + set_reg_umr_segment(seg, wr); + seg += sizeof(struct mlx5_wqe_umr_ctrl_seg); + size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16; + if (unlikely((seg == qend))) + seg = mlx5_get_send_wqe(qp, 0); + set_reg_mkey_segment(seg, wr); + seg += sizeof(struct mlx5_mkey_seg); + size += sizeof(struct mlx5_mkey_seg) / 16; + if (unlikely((seg == qend))) + seg = mlx5_get_send_wqe(qp, 0); + break; + + default: + break; + } + + if (wr->send_flags & IB_SEND_INLINE && num_sge) { + int uninitialized_var(sz); + + err = set_data_inl_seg(qp, wr, seg, &sz); + if (unlikely(err)) { + mlx5_ib_warn(dev, "\n"); + *bad_wr = wr; + goto out; + } + inl = 1; + size += sz; + } else { + dpseg = seg; + for (i = 0; i < num_sge; i++) { + if (unlikely(dpseg == qend)) { + seg = mlx5_get_send_wqe(qp, 0); + dpseg = seg; + } + if (likely(wr->sg_list[i].length)) { + set_data_ptr_seg(dpseg, wr->sg_list + i); + size += sizeof(struct mlx5_wqe_data_seg) / 16; + dpseg++; + } + } + } + + mlx5_opcode = mlx5_ib_opcode[wr->opcode]; + ctrl->opmod_idx_opcode = cpu_to_be32(((u32)(qp->sq.cur_post) << 8) | + mlx5_opcode | + ((u32)opmod << 24)); + ctrl->qpn_ds = cpu_to_be32(size | (qp->mqp.qpn << 8)); + ctrl->fm_ce_se |= get_fence(fence, wr); + qp->fm_cache = next_fence; + if (unlikely(qp->wq_sig)) + ctrl->signature = wq_sig(ctrl); + + qp->sq.wrid[idx] = wr->wr_id; + qp->sq.w_list[idx].opcode = mlx5_opcode; + qp->sq.wqe_head[idx] = qp->sq.head + nreq; + qp->sq.cur_post += DIV_ROUND_UP(size * 16, MLX5_SEND_WQE_BB); + qp->sq.w_list[idx].next = qp->sq.cur_post; + + if (0) + dump_wqe(qp, idx, size); + } + +out: + if (likely(nreq)) { + qp->sq.head += nreq; + + /* Make sure that descriptors are written before + * updating doorbell record and ringing the doorbell + */ + wmb(); + + qp->db.db[MLX5_SND_DBR] = cpu_to_be32(qp->sq.cur_post); + + if (bf->need_lock) + spin_lock(&bf->lock); + + /* TBD enable WC */ + if (0 && nreq == 1 && bf->uuarn && inl && size > 1 && size <= bf->buf_size / 16) { + mlx5_bf_copy(bf->reg + bf->offset, (u64 *)ctrl, ALIGN(size * 16, 64), qp); + /* wc_wmb(); */ + } else { + mlx5_write64((__be32 *)ctrl, bf->regreg + bf->offset, + MLX5_GET_DOORBELL_LOCK(&bf->lock32)); + /* Make sure doorbells don't leak out of SQ spinlock + * and reach the HCA out of order. + */ + mmiowb(); + } + bf->offset ^= bf->buf_size; + if (bf->need_lock) + spin_unlock(&bf->lock); + } + + spin_unlock_irqrestore(&qp->sq.lock, flags); + + return err; +} + +static void set_sig_seg(struct mlx5_rwqe_sig *sig, int size) +{ + sig->signature = calc_sig(sig, size); +} + +int mlx5_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr, + struct ib_recv_wr **bad_wr) +{ + struct mlx5_ib_qp *qp = to_mqp(ibqp); + struct mlx5_wqe_data_seg *scat; + struct mlx5_rwqe_sig *sig; + unsigned long flags; + int err = 0; + int nreq; + int ind; + int i; + + spin_lock_irqsave(&qp->rq.lock, flags); + + ind = qp->rq.head & (qp->rq.wqe_cnt - 1); + + for (nreq = 0; wr; nreq++, wr = wr->next) { + if (mlx5_wq_overflow(&qp->rq, nreq, qp->ibqp.recv_cq)) { + err = -ENOMEM; + *bad_wr = wr; + goto out; + } + + if (unlikely(wr->num_sge > qp->rq.max_gs)) { + err = -EINVAL; + *bad_wr = wr; + goto out; + } + + scat = get_recv_wqe(qp, ind); + if (qp->wq_sig) + scat++; + + for (i = 0; i < wr->num_sge; i++) + set_data_ptr_seg(scat + i, wr->sg_list + i); + + if (i < qp->rq.max_gs) { + scat[i].byte_count = 0; + scat[i].lkey = cpu_to_be32(MLX5_INVALID_LKEY); + scat[i].addr = 0; + } + + if (qp->wq_sig) { + sig = (struct mlx5_rwqe_sig *)scat; + set_sig_seg(sig, (qp->rq.max_gs + 1) << 2); + } + + qp->rq.wrid[ind] = wr->wr_id; + + ind = (ind + 1) & (qp->rq.wqe_cnt - 1); + } + +out: + if (likely(nreq)) { + qp->rq.head += nreq; + + /* Make sure that descriptors are written before + * doorbell record. + */ + wmb(); + + *qp->db.db = cpu_to_be32(qp->rq.head & 0xffff); + } + + spin_unlock_irqrestore(&qp->rq.lock, flags); + + return err; +} + +static inline enum ib_qp_state to_ib_qp_state(enum mlx5_qp_state mlx5_state) +{ + switch (mlx5_state) { + case MLX5_QP_STATE_RST: return IB_QPS_RESET; + case MLX5_QP_STATE_INIT: return IB_QPS_INIT; + case MLX5_QP_STATE_RTR: return IB_QPS_RTR; + case MLX5_QP_STATE_RTS: return IB_QPS_RTS; + case MLX5_QP_STATE_SQ_DRAINING: + case MLX5_QP_STATE_SQD: return IB_QPS_SQD; + case MLX5_QP_STATE_SQER: return IB_QPS_SQE; + case MLX5_QP_STATE_ERR: return IB_QPS_ERR; + default: return -1; + } +} + +static inline enum ib_mig_state to_ib_mig_state(int mlx5_mig_state) +{ + switch (mlx5_mig_state) { + case MLX5_QP_PM_ARMED: return IB_MIG_ARMED; + case MLX5_QP_PM_REARM: return IB_MIG_REARM; + case MLX5_QP_PM_MIGRATED: return IB_MIG_MIGRATED; + default: return -1; + } +} + +static int to_ib_qp_access_flags(int mlx5_flags) +{ + int ib_flags = 0; + + if (mlx5_flags & MLX5_QP_BIT_RRE) + ib_flags |= IB_ACCESS_REMOTE_READ; + if (mlx5_flags & MLX5_QP_BIT_RWE) + ib_flags |= IB_ACCESS_REMOTE_WRITE; + if (mlx5_flags & MLX5_QP_BIT_RAE) + ib_flags |= IB_ACCESS_REMOTE_ATOMIC; + + return ib_flags; +} + +static void to_ib_ah_attr(struct mlx5_ib_dev *ibdev, struct ib_ah_attr *ib_ah_attr, + struct mlx5_qp_path *path) +{ + struct mlx5_core_dev *dev = &ibdev->mdev; + + memset(ib_ah_attr, 0, sizeof(*ib_ah_attr)); + ib_ah_attr->port_num = path->port; + + if (ib_ah_attr->port_num == 0 || ib_ah_attr->port_num > dev->caps.num_ports) + return; + + ib_ah_attr->sl = path->sl & 0xf; + + ib_ah_attr->dlid = be16_to_cpu(path->rlid); + ib_ah_attr->src_path_bits = path->grh_mlid & 0x7f; + ib_ah_attr->static_rate = path->static_rate ? path->static_rate - 5 : 0; + ib_ah_attr->ah_flags = (path->grh_mlid & (1 << 7)) ? IB_AH_GRH : 0; + if (ib_ah_attr->ah_flags) { + ib_ah_attr->grh.sgid_index = path->mgid_index; + ib_ah_attr->grh.hop_limit = path->hop_limit; + ib_ah_attr->grh.traffic_class = + (be32_to_cpu(path->tclass_flowlabel) >> 20) & 0xff; + ib_ah_attr->grh.flow_label = + be32_to_cpu(path->tclass_flowlabel) & 0xfffff; + memcpy(ib_ah_attr->grh.dgid.raw, + path->rgid, sizeof(ib_ah_attr->grh.dgid.raw)); + } +} + +int mlx5_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask, + struct ib_qp_init_attr *qp_init_attr) +{ + struct mlx5_ib_dev *dev = to_mdev(ibqp->device); + struct mlx5_ib_qp *qp = to_mqp(ibqp); + struct mlx5_query_qp_mbox_out *outb; + struct mlx5_qp_context *context; + int mlx5_state; + int err = 0; + + mutex_lock(&qp->mutex); + outb = kzalloc(sizeof(*outb), GFP_KERNEL); + if (!outb) { + err = -ENOMEM; + goto out; + } + context = &outb->ctx; + err = mlx5_core_qp_query(&dev->mdev, &qp->mqp, outb, sizeof(*outb)); + if (err) + goto out_free; + + mlx5_state = be32_to_cpu(context->flags) >> 28; + + qp->state = to_ib_qp_state(mlx5_state); + qp_attr->qp_state = qp->state; + qp_attr->path_mtu = context->mtu_msgmax >> 5; + qp_attr->path_mig_state = + to_ib_mig_state((be32_to_cpu(context->flags) >> 11) & 0x3); + qp_attr->qkey = be32_to_cpu(context->qkey); + qp_attr->rq_psn = be32_to_cpu(context->rnr_nextrecvpsn) & 0xffffff; + qp_attr->sq_psn = be32_to_cpu(context->next_send_psn) & 0xffffff; + qp_attr->dest_qp_num = be32_to_cpu(context->log_pg_sz_remote_qpn) & 0xffffff; + qp_attr->qp_access_flags = + to_ib_qp_access_flags(be32_to_cpu(context->params2)); + + if (qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC) { + to_ib_ah_attr(dev, &qp_attr->ah_attr, &context->pri_path); + to_ib_ah_attr(dev, &qp_attr->alt_ah_attr, &context->alt_path); + qp_attr->alt_pkey_index = context->alt_path.pkey_index & 0x7f; + qp_attr->alt_port_num = qp_attr->alt_ah_attr.port_num; + } + + qp_attr->pkey_index = context->pri_path.pkey_index & 0x7f; + qp_attr->port_num = context->pri_path.port; + + /* qp_attr->en_sqd_async_notify is only applicable in modify qp */ + qp_attr->sq_draining = mlx5_state == MLX5_QP_STATE_SQ_DRAINING; + + qp_attr->max_rd_atomic = 1 << ((be32_to_cpu(context->params1) >> 21) & 0x7); + + qp_attr->max_dest_rd_atomic = + 1 << ((be32_to_cpu(context->params2) >> 21) & 0x7); + qp_attr->min_rnr_timer = + (be32_to_cpu(context->rnr_nextrecvpsn) >> 24) & 0x1f; + qp_attr->timeout = context->pri_path.ackto_lt >> 3; + qp_attr->retry_cnt = (be32_to_cpu(context->params1) >> 16) & 0x7; + qp_attr->rnr_retry = (be32_to_cpu(context->params1) >> 13) & 0x7; + qp_attr->alt_timeout = context->alt_path.ackto_lt >> 3; + qp_attr->cur_qp_state = qp_attr->qp_state; + qp_attr->cap.max_recv_wr = qp->rq.wqe_cnt; + qp_attr->cap.max_recv_sge = qp->rq.max_gs; + + if (!ibqp->uobject) { + qp_attr->cap.max_send_wr = qp->sq.wqe_cnt; + qp_attr->cap.max_send_sge = qp->sq.max_gs; + } else { + qp_attr->cap.max_send_wr = 0; + qp_attr->cap.max_send_sge = 0; + } + + /* We don't support inline sends for kernel QPs (yet), and we + * don't know what userspace's value should be. + */ + qp_attr->cap.max_inline_data = 0; + + qp_init_attr->cap = qp_attr->cap; + + qp_init_attr->create_flags = 0; + if (qp->flags & MLX5_IB_QP_BLOCK_MULTICAST_LOOPBACK) + qp_init_attr->create_flags |= IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK; + + qp_init_attr->sq_sig_type = qp->sq_signal_bits & MLX5_WQE_CTRL_CQ_UPDATE ? + IB_SIGNAL_ALL_WR : IB_SIGNAL_REQ_WR; + +out_free: + kfree(outb); + +out: + mutex_unlock(&qp->mutex); + return err; +} + +struct ib_xrcd *mlx5_ib_alloc_xrcd(struct ib_device *ibdev, + struct ib_ucontext *context, + struct ib_udata *udata) +{ + struct mlx5_ib_dev *dev = to_mdev(ibdev); + struct mlx5_ib_xrcd *xrcd; + int err; + + if (!(dev->mdev.caps.flags & MLX5_DEV_CAP_FLAG_XRC)) + return ERR_PTR(-ENOSYS); + + xrcd = kmalloc(sizeof(*xrcd), GFP_KERNEL); + if (!xrcd) + return ERR_PTR(-ENOMEM); + + err = mlx5_core_xrcd_alloc(&dev->mdev, &xrcd->xrcdn); + if (err) { + kfree(xrcd); + return ERR_PTR(-ENOMEM); + } + + return &xrcd->ibxrcd; +} + +int mlx5_ib_dealloc_xrcd(struct ib_xrcd *xrcd) +{ + struct mlx5_ib_dev *dev = to_mdev(xrcd->device); + u32 xrcdn = to_mxrcd(xrcd)->xrcdn; + int err; + + err = mlx5_core_xrcd_dealloc(&dev->mdev, xrcdn); + if (err) { + mlx5_ib_warn(dev, "failed to dealloc xrcdn 0x%x\n", xrcdn); + return err; + } + + kfree(xrcd); + + return 0; +} diff --git a/drivers/infiniband/hw/mlx5/srq.c b/drivers/infiniband/hw/mlx5/srq.c new file mode 100644 index 0000000..84d297a --- /dev/null +++ b/drivers/infiniband/hw/mlx5/srq.c @@ -0,0 +1,473 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include + +#include "mlx5_ib.h" +#include "user.h" + +/* not supported currently */ +static int srq_signature; + +static void *get_wqe(struct mlx5_ib_srq *srq, int n) +{ + return mlx5_buf_offset(&srq->buf, n << srq->msrq.wqe_shift); +} + +static void mlx5_ib_srq_event(struct mlx5_core_srq *srq, enum mlx5_event type) +{ + struct ib_event event; + struct ib_srq *ibsrq = &to_mibsrq(srq)->ibsrq; + + if (ibsrq->event_handler) { + event.device = ibsrq->device; + event.element.srq = ibsrq; + switch (type) { + case MLX5_EVENT_TYPE_SRQ_RQ_LIMIT: + event.event = IB_EVENT_SRQ_LIMIT_REACHED; + break; + case MLX5_EVENT_TYPE_SRQ_CATAS_ERROR: + event.event = IB_EVENT_SRQ_ERR; + break; + default: + pr_warn("mlx5_ib: Unexpected event type %d on SRQ %06x\n", + type, srq->srqn); + return; + } + + ibsrq->event_handler(&event, ibsrq->srq_context); + } +} + +static int create_srq_user(struct ib_pd *pd, struct mlx5_ib_srq *srq, + struct mlx5_create_srq_mbox_in **in, + struct ib_udata *udata, int buf_size, int *inlen) +{ + struct mlx5_ib_dev *dev = to_mdev(pd->device); + struct mlx5_ib_create_srq ucmd; + int err; + int npages; + int page_shift; + int ncont; + u32 offset; + + if (ib_copy_from_udata(&ucmd, udata, sizeof(ucmd))) { + mlx5_ib_dbg(dev, "failed copy udata\n"); + return -EFAULT; + } + srq->wq_sig = !!(ucmd.flags & MLX5_SRQ_FLAG_SIGNATURE); + + srq->umem = ib_umem_get(pd->uobject->context, ucmd.buf_addr, buf_size, + 0, 0); + if (IS_ERR(srq->umem)) { + mlx5_ib_dbg(dev, "failed umem get, size %d\n", buf_size); + err = PTR_ERR(srq->umem); + return err; + } + + mlx5_ib_cont_pages(srq->umem, ucmd.buf_addr, &npages, + &page_shift, &ncont, NULL); + err = mlx5_ib_get_buf_offset(ucmd.buf_addr, page_shift, + &offset); + if (err) { + mlx5_ib_warn(dev, "bad offset\n"); + goto err_umem; + } + + *inlen = sizeof(**in) + sizeof(*(*in)->pas) * ncont; + *in = mlx5_vzalloc(*inlen); + if (!(*in)) { + err = -ENOMEM; + goto err_umem; + } + + mlx5_ib_populate_pas(dev, srq->umem, page_shift, (*in)->pas, 0); + + err = mlx5_ib_db_map_user(to_mucontext(pd->uobject->context), + ucmd.db_addr, &srq->db); + if (err) { + mlx5_ib_dbg(dev, "map doorbell failed\n"); + goto err_in; + } + + (*in)->ctx.log_pg_sz = page_shift - PAGE_SHIFT; + (*in)->ctx.pgoff_cqn = cpu_to_be32(offset << 26); + + return 0; + +err_in: + mlx5_vfree(*in); + +err_umem: + ib_umem_release(srq->umem); + + return err; +} + +static int create_srq_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_srq *srq, + struct mlx5_create_srq_mbox_in **in, int buf_size, + int *inlen) +{ + int err; + int i; + struct mlx5_wqe_srq_next_seg *next; + int page_shift; + int npages; + + err = mlx5_db_alloc(&dev->mdev, &srq->db); + if (err) { + mlx5_ib_warn(dev, "alloc dbell rec failed\n"); + return err; + } + + *srq->db.db = 0; + + if (mlx5_buf_alloc(&dev->mdev, buf_size, PAGE_SIZE * 2, &srq->buf)) { + mlx5_ib_dbg(dev, "buf alloc failed\n"); + err = -ENOMEM; + goto err_db; + } + page_shift = srq->buf.page_shift; + + srq->head = 0; + srq->tail = srq->msrq.max - 1; + srq->wqe_ctr = 0; + + for (i = 0; i < srq->msrq.max; i++) { + next = get_wqe(srq, i); + next->next_wqe_index = + cpu_to_be16((i + 1) & (srq->msrq.max - 1)); + } + + npages = DIV_ROUND_UP(srq->buf.npages, 1 << (page_shift - PAGE_SHIFT)); + mlx5_ib_dbg(dev, "buf_size %d, page_shift %d, npages %d, calc npages %d\n", + buf_size, page_shift, srq->buf.npages, npages); + *inlen = sizeof(**in) + sizeof(*(*in)->pas) * npages; + *in = mlx5_vzalloc(*inlen); + if (!*in) { + err = -ENOMEM; + goto err_buf; + } + mlx5_fill_page_array(&srq->buf, (*in)->pas); + + srq->wrid = kmalloc(srq->msrq.max * sizeof(u64), GFP_KERNEL); + if (!srq->wrid) { + mlx5_ib_dbg(dev, "kmalloc failed %lu\n", + (unsigned long)(srq->msrq.max * sizeof(u64))); + err = -ENOMEM; + goto err_in; + } + srq->wq_sig = !!srq_signature; + + (*in)->ctx.log_pg_sz = page_shift - PAGE_SHIFT; + + return 0; + +err_in: + mlx5_vfree(*in); + +err_buf: + mlx5_buf_free(&dev->mdev, &srq->buf); + +err_db: + mlx5_db_free(&dev->mdev, &srq->db); + return err; +} + +static void destroy_srq_user(struct ib_pd *pd, struct mlx5_ib_srq *srq) +{ + mlx5_ib_db_unmap_user(to_mucontext(pd->uobject->context), &srq->db); + ib_umem_release(srq->umem); +} + + +static void destroy_srq_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_srq *srq) +{ + kfree(srq->wrid); + mlx5_buf_free(&dev->mdev, &srq->buf); + mlx5_db_free(&dev->mdev, &srq->db); +} + +struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd, + struct ib_srq_init_attr *init_attr, + struct ib_udata *udata) +{ + struct mlx5_ib_dev *dev = to_mdev(pd->device); + struct mlx5_ib_srq *srq; + int desc_size; + int buf_size; + int err; + struct mlx5_create_srq_mbox_in *uninitialized_var(in); + int uninitialized_var(inlen); + int is_xrc; + u32 flgs, xrcdn; + + /* Sanity check SRQ size before proceeding */ + if (init_attr->attr.max_wr >= dev->mdev.caps.max_srq_wqes) { + mlx5_ib_dbg(dev, "max_wr %d, cap %d\n", + init_attr->attr.max_wr, + dev->mdev.caps.max_srq_wqes); + return ERR_PTR(-EINVAL); + } + + srq = kmalloc(sizeof(*srq), GFP_KERNEL); + if (!srq) + return ERR_PTR(-ENOMEM); + + mutex_init(&srq->mutex); + spin_lock_init(&srq->lock); + srq->msrq.max = roundup_pow_of_two(init_attr->attr.max_wr + 1); + srq->msrq.max_gs = init_attr->attr.max_sge; + + desc_size = sizeof(struct mlx5_wqe_srq_next_seg) + + srq->msrq.max_gs * sizeof(struct mlx5_wqe_data_seg); + desc_size = roundup_pow_of_two(desc_size); + desc_size = max_t(int, 32, desc_size); + srq->msrq.max_avail_gather = (desc_size - sizeof(struct mlx5_wqe_srq_next_seg)) / + sizeof(struct mlx5_wqe_data_seg); + srq->msrq.wqe_shift = ilog2(desc_size); + buf_size = srq->msrq.max * desc_size; + mlx5_ib_dbg(dev, "desc_size 0x%x, req wr 0x%x, srq size 0x%x, max_gs 0x%x, max_avail_gather 0x%x\n", + desc_size, init_attr->attr.max_wr, srq->msrq.max, srq->msrq.max_gs, + srq->msrq.max_avail_gather); + + if (pd->uobject) + err = create_srq_user(pd, srq, &in, udata, buf_size, &inlen); + else + err = create_srq_kernel(dev, srq, &in, buf_size, &inlen); + + if (err) { + mlx5_ib_warn(dev, "create srq %s failed, err %d\n", + pd->uobject ? "user" : "kernel", err); + goto err_srq; + } + + is_xrc = (init_attr->srq_type == IB_SRQT_XRC); + in->ctx.state_log_sz = ilog2(srq->msrq.max); + flgs = ((srq->msrq.wqe_shift - 4) | (is_xrc << 5) | (srq->wq_sig << 7)) << 24; + xrcdn = 0; + if (is_xrc) { + xrcdn = to_mxrcd(init_attr->ext.xrc.xrcd)->xrcdn; + in->ctx.pgoff_cqn |= cpu_to_be32(to_mcq(init_attr->ext.xrc.cq)->mcq.cqn); + } else if (init_attr->srq_type == IB_SRQT_BASIC) { + xrcdn = to_mxrcd(dev->devr.x0)->xrcdn; + in->ctx.pgoff_cqn |= cpu_to_be32(to_mcq(dev->devr.c0)->mcq.cqn); + } + + in->ctx.flags_xrcd = cpu_to_be32((flgs & 0xFF000000) | (xrcdn & 0xFFFFFF)); + + in->ctx.pd = cpu_to_be32(to_mpd(pd)->pdn); + in->ctx.db_record = cpu_to_be64(srq->db.dma); + err = mlx5_core_create_srq(&dev->mdev, &srq->msrq, in, inlen); + mlx5_vfree(in); + if (err) { + mlx5_ib_dbg(dev, "create SRQ failed, err %d\n", err); + goto err_srq; + } + + mlx5_ib_dbg(dev, "create SRQ with srqn 0x%x\n", srq->msrq.srqn); + + srq->msrq.event = mlx5_ib_srq_event; + srq->ibsrq.ext.xrc.srq_num = srq->msrq.srqn; + + if (pd->uobject) + if (ib_copy_to_udata(udata, &srq->msrq.srqn, sizeof(__u32))) { + mlx5_ib_dbg(dev, "copy to user failed\n"); + err = -EFAULT; + goto err_core; + } + + init_attr->attr.max_wr = srq->msrq.max - 1; + + return &srq->ibsrq; + +err_core: + mlx5_core_destroy_srq(&dev->mdev, &srq->msrq); + if (pd->uobject) + destroy_srq_user(pd, srq); + else + destroy_srq_kernel(dev, srq); + +err_srq: + kfree(srq); + + return ERR_PTR(err); +} + +int mlx5_ib_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, + enum ib_srq_attr_mask attr_mask, struct ib_udata *udata) +{ + struct mlx5_ib_dev *dev = to_mdev(ibsrq->device); + struct mlx5_ib_srq *srq = to_msrq(ibsrq); + int ret; + + /* We don't support resizing SRQs yet */ + if (attr_mask & IB_SRQ_MAX_WR) + return -EINVAL; + + if (attr_mask & IB_SRQ_LIMIT) { + if (attr->srq_limit >= srq->msrq.max) + return -EINVAL; + + mutex_lock(&srq->mutex); + ret = mlx5_core_arm_srq(&dev->mdev, &srq->msrq, attr->srq_limit, 1); + mutex_unlock(&srq->mutex); + + if (ret) + return ret; + } + + return 0; +} + +int mlx5_ib_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *srq_attr) +{ + struct mlx5_ib_dev *dev = to_mdev(ibsrq->device); + struct mlx5_ib_srq *srq = to_msrq(ibsrq); + int ret; + struct mlx5_query_srq_mbox_out *out; + + out = kzalloc(sizeof(*out), GFP_KERNEL); + if (!out) + return -ENOMEM; + + ret = mlx5_core_query_srq(&dev->mdev, &srq->msrq, out); + if (ret) + goto out_box; + + srq_attr->srq_limit = be16_to_cpu(out->ctx.lwm); + srq_attr->max_wr = srq->msrq.max - 1; + srq_attr->max_sge = srq->msrq.max_gs; + +out_box: + kfree(out); + return ret; +} + +int mlx5_ib_destroy_srq(struct ib_srq *srq) +{ + struct mlx5_ib_dev *dev = to_mdev(srq->device); + struct mlx5_ib_srq *msrq = to_msrq(srq); + + mlx5_core_destroy_srq(&dev->mdev, &msrq->msrq); + + if (srq->uobject) { + mlx5_ib_db_unmap_user(to_mucontext(srq->uobject->context), &msrq->db); + ib_umem_release(msrq->umem); + } else { + kfree(msrq->wrid); + mlx5_buf_free(&dev->mdev, &msrq->buf); + mlx5_db_free(&dev->mdev, &msrq->db); + } + + kfree(srq); + return 0; +} + +void mlx5_ib_free_srq_wqe(struct mlx5_ib_srq *srq, int wqe_index) +{ + struct mlx5_wqe_srq_next_seg *next; + + /* always called with interrupts disabled. */ + spin_lock(&srq->lock); + + next = get_wqe(srq, srq->tail); + next->next_wqe_index = cpu_to_be16(wqe_index); + srq->tail = wqe_index; + + spin_unlock(&srq->lock); +} + +int mlx5_ib_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr, + struct ib_recv_wr **bad_wr) +{ + struct mlx5_ib_srq *srq = to_msrq(ibsrq); + struct mlx5_wqe_srq_next_seg *next; + struct mlx5_wqe_data_seg *scat; + unsigned long flags; + int err = 0; + int nreq; + int i; + + spin_lock_irqsave(&srq->lock, flags); + + for (nreq = 0; wr; nreq++, wr = wr->next) { + if (unlikely(wr->num_sge > srq->msrq.max_gs)) { + err = -EINVAL; + *bad_wr = wr; + break; + } + + if (unlikely(srq->head == srq->tail)) { + err = -ENOMEM; + *bad_wr = wr; + break; + } + + srq->wrid[srq->head] = wr->wr_id; + + next = get_wqe(srq, srq->head); + srq->head = be16_to_cpu(next->next_wqe_index); + scat = (struct mlx5_wqe_data_seg *)(next + 1); + + for (i = 0; i < wr->num_sge; i++) { + scat[i].byte_count = cpu_to_be32(wr->sg_list[i].length); + scat[i].lkey = cpu_to_be32(wr->sg_list[i].lkey); + scat[i].addr = cpu_to_be64(wr->sg_list[i].addr); + } + + if (i < srq->msrq.max_avail_gather) { + scat[i].byte_count = 0; + scat[i].lkey = cpu_to_be32(MLX5_INVALID_LKEY); + scat[i].addr = 0; + } + } + + if (likely(nreq)) { + srq->wqe_ctr += nreq; + + /* Make sure that descriptors are written before + * doorbell record. + */ + wmb(); + + *srq->db.db = cpu_to_be32(srq->wqe_ctr); + } + + spin_unlock_irqrestore(&srq->lock, flags); + + return err; +} diff --git a/drivers/infiniband/hw/mlx5/user.h b/drivers/infiniband/hw/mlx5/user.h new file mode 100644 index 0000000..a886de3 --- /dev/null +++ b/drivers/infiniband/hw/mlx5/user.h @@ -0,0 +1,121 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef MLX5_IB_USER_H +#define MLX5_IB_USER_H + +#include + +enum { + MLX5_QP_FLAG_SIGNATURE = 1 << 0, + MLX5_QP_FLAG_SCATTER_CQE = 1 << 1, +}; + +enum { + MLX5_SRQ_FLAG_SIGNATURE = 1 << 0, +}; + + +/* Increment this value if any changes that break userspace ABI + * compatibility are made. + */ +#define MLX5_IB_UVERBS_ABI_VERSION 1 + +/* Make sure that all structs defined in this file remain laid out so + * that they pack the same way on 32-bit and 64-bit architectures (to + * avoid incompatibility between 32-bit userspace and 64-bit kernels). + * In particular do not use pointer types -- pass pointers in __u64 + * instead. + */ + +struct mlx5_ib_alloc_ucontext_req { + __u32 total_num_uuars; + __u32 num_low_latency_uuars; +}; + +struct mlx5_ib_alloc_ucontext_resp { + __u32 qp_tab_size; + __u32 bf_reg_size; + __u32 tot_uuars; + __u32 cache_line_size; + __u16 max_sq_desc_sz; + __u16 max_rq_desc_sz; + __u32 max_send_wqebb; + __u32 max_recv_wr; + __u32 max_srq_recv_wr; + __u16 num_ports; + __u16 reserved; +}; + +struct mlx5_ib_alloc_pd_resp { + __u32 pdn; +}; + +struct mlx5_ib_create_cq { + __u64 buf_addr; + __u64 db_addr; + __u32 cqe_size; +}; + +struct mlx5_ib_create_cq_resp { + __u32 cqn; + __u32 reserved; +}; + +struct mlx5_ib_resize_cq { + __u64 buf_addr; +}; + +struct mlx5_ib_create_srq { + __u64 buf_addr; + __u64 db_addr; + __u32 flags; +}; + +struct mlx5_ib_create_srq_resp { + __u32 srqn; + __u32 reserved; +}; + +struct mlx5_ib_create_qp { + __u64 buf_addr; + __u64 db_addr; + __u32 sq_wqe_count; + __u32 rq_wqe_count; + __u32 rq_wqe_shift; + __u32 flags; +}; + +struct mlx5_ib_create_qp_resp { + __u32 uuar_index; +}; +#endif /* MLX5_IB_USER_H */ diff --git a/drivers/infiniband/hw/ocrdma/ocrdma.h b/drivers/infiniband/hw/ocrdma/ocrdma.h index 48970af..d540180 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma.h @@ -42,8 +42,6 @@ #define OCRDMA_ROCE_DEV_VERSION "1.0.0" #define OCRDMA_NODE_DESC "Emulex OneConnect RoCE HCA" -#define ocrdma_err(format, arg...) printk(KERN_ERR format, ##arg) - #define OCRDMA_MAX_AH 512 #define OCRDMA_UVERBS(CMD_NAME) (1ull << IB_USER_VERBS_CMD_##CMD_NAME) @@ -97,7 +95,6 @@ struct ocrdma_queue_info { u16 id; /* qid, where to ring the doorbell. */ u16 head, tail; bool created; - atomic_t used; /* Number of valid elements in the queue */ }; struct ocrdma_eq { @@ -198,7 +195,6 @@ struct ocrdma_cq { struct ocrdma_ucontext *ucontext; dma_addr_t pa; u32 len; - atomic_t use_cnt; /* head of all qp's sq and rq for which cqes need to be flushed * by the software. @@ -210,7 +206,6 @@ struct ocrdma_pd { struct ib_pd ibpd; struct ocrdma_dev *dev; struct ocrdma_ucontext *uctx; - atomic_t use_cnt; u32 id; int num_dpp_qp; u32 dpp_page; @@ -241,16 +236,16 @@ struct ocrdma_srq { struct ib_srq ibsrq; struct ocrdma_dev *dev; u8 __iomem *db; + struct ocrdma_qp_hwq_info rq; + u64 *rqe_wr_id_tbl; + u32 *idx_bit_fields; + u32 bit_fields_len; + /* provide synchronization to multiple context(s) posting rqe */ spinlock_t q_lock ____cacheline_aligned; - struct ocrdma_qp_hwq_info rq; struct ocrdma_pd *pd; - atomic_t use_cnt; u32 id; - u64 *rqe_wr_id_tbl; - u32 *idx_bit_fields; - u32 bit_fields_len; }; struct ocrdma_qp { @@ -258,8 +253,6 @@ struct ocrdma_qp { struct ocrdma_dev *dev; u8 __iomem *sq_db; - /* provide synchronization to multiple context(s) posting wqe, rqe */ - spinlock_t q_lock ____cacheline_aligned; struct ocrdma_qp_hwq_info sq; struct { uint64_t wrid; @@ -269,6 +262,9 @@ struct ocrdma_qp { uint8_t rsvd[3]; } *wqe_wr_id_tbl; u32 max_inline_data; + + /* provide synchronization to multiple context(s) posting wqe, rqe */ + spinlock_t q_lock ____cacheline_aligned; struct ocrdma_cq *sq_cq; /* list maintained per CQ to flush SQ errors */ struct list_head sq_entry; @@ -296,10 +292,6 @@ struct ocrdma_qp { u8 *ird_q_va; }; -#define OCRDMA_GET_NUM_POSTED_SHIFT_VAL(qp) \ - (((qp->dev->nic_info.dev_family == OCRDMA_GEN2_FAMILY) && \ - (qp->id < 64)) ? 24 : 16) - struct ocrdma_hw_mr { struct ocrdma_dev *dev; u32 lkey; @@ -390,4 +382,43 @@ static inline struct ocrdma_srq *get_ocrdma_srq(struct ib_srq *ibsrq) return container_of(ibsrq, struct ocrdma_srq, ibsrq); } + +static inline int ocrdma_get_num_posted_shift(struct ocrdma_qp *qp) +{ + return ((qp->dev->nic_info.dev_family == OCRDMA_GEN2_FAMILY && + qp->id < 64) ? 24 : 16); +} + +static inline int is_cqe_valid(struct ocrdma_cq *cq, struct ocrdma_cqe *cqe) +{ + int cqe_valid; + cqe_valid = le32_to_cpu(cqe->flags_status_srcqpn) & OCRDMA_CQE_VALID; + return ((cqe_valid == cq->phase) ? 1 : 0); +} + +static inline int is_cqe_for_sq(struct ocrdma_cqe *cqe) +{ + return (le32_to_cpu(cqe->flags_status_srcqpn) & + OCRDMA_CQE_QTYPE) ? 0 : 1; +} + +static inline int is_cqe_invalidated(struct ocrdma_cqe *cqe) +{ + return (le32_to_cpu(cqe->flags_status_srcqpn) & + OCRDMA_CQE_INVALIDATE) ? 1 : 0; +} + +static inline int is_cqe_imm(struct ocrdma_cqe *cqe) +{ + return (le32_to_cpu(cqe->flags_status_srcqpn) & + OCRDMA_CQE_IMM) ? 1 : 0; +} + +static inline int is_cqe_wr_imm(struct ocrdma_cqe *cqe) +{ + return (le32_to_cpu(cqe->flags_status_srcqpn) & + OCRDMA_CQE_WRITE_IMM) ? 1 : 0; +} + + #endif diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c index 71942af..0965278 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c @@ -128,7 +128,6 @@ static inline struct ocrdma_mqe *ocrdma_get_mqe(struct ocrdma_dev *dev) static inline void ocrdma_mq_inc_head(struct ocrdma_dev *dev) { dev->mq.sq.head = (dev->mq.sq.head + 1) & (OCRDMA_MQ_LEN - 1); - atomic_inc(&dev->mq.sq.used); } static inline void *ocrdma_get_mqe_rsp(struct ocrdma_dev *dev) @@ -564,32 +563,19 @@ static int ocrdma_mbx_create_mq(struct ocrdma_dev *dev, memset(cmd, 0, sizeof(*cmd)); num_pages = PAGES_4K_SPANNED(mq->va, mq->size); - if (dev->nic_info.dev_family == OCRDMA_GEN2_FAMILY) { - ocrdma_init_mch(&cmd->req, OCRDMA_CMD_CREATE_MQ, - OCRDMA_SUBSYS_COMMON, sizeof(*cmd)); - cmd->v0.pages = num_pages; - cmd->v0.async_cqid_valid = OCRDMA_CREATE_MQ_ASYNC_CQ_VALID; - cmd->v0.async_cqid_valid = (cq->id << 1); - cmd->v0.cqid_ringsize |= (ocrdma_encoded_q_len(mq->len) << - OCRDMA_CREATE_MQ_RING_SIZE_SHIFT); - cmd->v0.cqid_ringsize |= - (cq->id << OCRDMA_CREATE_MQ_V0_CQ_ID_SHIFT); - cmd->v0.valid = OCRDMA_CREATE_MQ_VALID; - pa = &cmd->v0.pa[0]; - } else { - ocrdma_init_mch(&cmd->req, OCRDMA_CMD_CREATE_MQ_EXT, - OCRDMA_SUBSYS_COMMON, sizeof(*cmd)); - cmd->req.rsvd_version = 1; - cmd->v1.cqid_pages = num_pages; - cmd->v1.cqid_pages |= (cq->id << OCRDMA_CREATE_MQ_CQ_ID_SHIFT); - cmd->v1.async_cqid_valid = OCRDMA_CREATE_MQ_ASYNC_CQ_VALID; - cmd->v1.async_event_bitmap = Bit(20); - cmd->v1.async_cqid_ringsize = cq->id; - cmd->v1.async_cqid_ringsize |= (ocrdma_encoded_q_len(mq->len) << - OCRDMA_CREATE_MQ_RING_SIZE_SHIFT); - cmd->v1.valid = OCRDMA_CREATE_MQ_VALID; - pa = &cmd->v1.pa[0]; - } + ocrdma_init_mch(&cmd->req, OCRDMA_CMD_CREATE_MQ_EXT, + OCRDMA_SUBSYS_COMMON, sizeof(*cmd)); + cmd->req.rsvd_version = 1; + cmd->cqid_pages = num_pages; + cmd->cqid_pages |= (cq->id << OCRDMA_CREATE_MQ_CQ_ID_SHIFT); + cmd->async_cqid_valid = OCRDMA_CREATE_MQ_ASYNC_CQ_VALID; + cmd->async_event_bitmap = Bit(20); + cmd->async_cqid_ringsize = cq->id; + cmd->async_cqid_ringsize |= (ocrdma_encoded_q_len(mq->len) << + OCRDMA_CREATE_MQ_RING_SIZE_SHIFT); + cmd->valid = OCRDMA_CREATE_MQ_VALID; + pa = &cmd->pa[0]; + ocrdma_build_q_pages(pa, num_pages, mq->dma, PAGE_SIZE_4K); status = be_roce_mcc_cmd(dev->nic_info.netdev, cmd, sizeof(*cmd), NULL, NULL); @@ -745,7 +731,7 @@ static void ocrdma_dispatch_ibevent(struct ocrdma_dev *dev, qp_event = 0; srq_event = 0; dev_event = 0; - ocrdma_err("%s() unknown type=0x%x\n", __func__, type); + pr_err("%s() unknown type=0x%x\n", __func__, type); break; } @@ -775,8 +761,8 @@ static void ocrdma_process_acqe(struct ocrdma_dev *dev, void *ae_cqe) if (evt_code == OCRDMA_ASYNC_EVE_CODE) ocrdma_dispatch_ibevent(dev, cqe); else - ocrdma_err("%s(%d) invalid evt code=0x%x\n", - __func__, dev->id, evt_code); + pr_err("%s(%d) invalid evt code=0x%x\n", __func__, + dev->id, evt_code); } static void ocrdma_process_mcqe(struct ocrdma_dev *dev, struct ocrdma_mcqe *cqe) @@ -790,8 +776,8 @@ static void ocrdma_process_mcqe(struct ocrdma_dev *dev, struct ocrdma_mcqe *cqe) dev->mqe_ctx.cmd_done = true; wake_up(&dev->mqe_ctx.cmd_wait); } else - ocrdma_err("%s() cqe for invalid tag0x%x.expected=0x%x\n", - __func__, cqe->tag_lo, dev->mqe_ctx.tag); + pr_err("%s() cqe for invalid tag0x%x.expected=0x%x\n", + __func__, cqe->tag_lo, dev->mqe_ctx.tag); } static int ocrdma_mq_cq_handler(struct ocrdma_dev *dev, u16 cq_id) @@ -810,7 +796,7 @@ static int ocrdma_mq_cq_handler(struct ocrdma_dev *dev, u16 cq_id) else if (cqe->valid_ae_cmpl_cons & OCRDMA_MCQE_CMPL_MASK) ocrdma_process_mcqe(dev, cqe); else - ocrdma_err("%s() cqe->compl is not set.\n", __func__); + pr_err("%s() cqe->compl is not set.\n", __func__); memset(cqe, 0, sizeof(struct ocrdma_mcqe)); ocrdma_mcq_inc_tail(dev); } @@ -869,7 +855,7 @@ static void ocrdma_qp_cq_handler(struct ocrdma_dev *dev, u16 cq_idx) cq = dev->cq_tbl[cq_idx]; if (cq == NULL) { - ocrdma_err("%s%d invalid id=0x%x\n", __func__, dev->id, cq_idx); + pr_err("%s%d invalid id=0x%x\n", __func__, dev->id, cq_idx); return; } spin_lock_irqsave(&cq->cq_lock, flags); @@ -971,7 +957,7 @@ static int ocrdma_mbx_cmd(struct ocrdma_dev *dev, struct ocrdma_mqe *mqe) rsp = ocrdma_get_mqe_rsp(dev); ocrdma_copy_le32_to_cpu(mqe, rsp, (sizeof(*mqe))); if (cqe_status || ext_status) { - ocrdma_err + pr_err ("%s() opcode=0x%x, cqe_status=0x%x, ext_status=0x%x\n", __func__, (rsp->u.rsp.subsys_op & OCRDMA_MBX_RSP_OPCODE_MASK) >> @@ -1353,8 +1339,8 @@ int ocrdma_mbx_create_cq(struct ocrdma_dev *dev, struct ocrdma_cq *cq, if (dpp_cq) return -EINVAL; if (entries > dev->attr.max_cqe) { - ocrdma_err("%s(%d) max_cqe=0x%x, requester_cqe=0x%x\n", - __func__, dev->id, dev->attr.max_cqe, entries); + pr_err("%s(%d) max_cqe=0x%x, requester_cqe=0x%x\n", + __func__, dev->id, dev->attr.max_cqe, entries); return -EINVAL; } if (dpp_cq && (dev->nic_info.dev_family != OCRDMA_GEN2_FAMILY)) @@ -1621,7 +1607,7 @@ int ocrdma_reg_mr(struct ocrdma_dev *dev, status = ocrdma_mbx_reg_mr(dev, hwmr, pdid, cur_pbl_cnt, hwmr->pbe_size, last); if (status) { - ocrdma_err("%s() status=%d\n", __func__, status); + pr_err("%s() status=%d\n", __func__, status); return status; } /* if there is no more pbls to register then exit. */ @@ -1644,7 +1630,7 @@ int ocrdma_reg_mr(struct ocrdma_dev *dev, break; } if (status) - ocrdma_err("%s() err. status=%d\n", __func__, status); + pr_err("%s() err. status=%d\n", __func__, status); return status; } @@ -1841,8 +1827,8 @@ static int ocrdma_set_create_qp_sq_cmd(struct ocrdma_create_qp_req *cmd, status = ocrdma_build_q_conf(&max_wqe_allocated, dev->attr.wqe_size, &hw_pages, &hw_page_size); if (status) { - ocrdma_err("%s() req. max_send_wr=0x%x\n", __func__, - max_wqe_allocated); + pr_err("%s() req. max_send_wr=0x%x\n", __func__, + max_wqe_allocated); return -EINVAL; } qp->sq.max_cnt = max_wqe_allocated; @@ -1891,8 +1877,8 @@ static int ocrdma_set_create_qp_rq_cmd(struct ocrdma_create_qp_req *cmd, status = ocrdma_build_q_conf(&max_rqe_allocated, dev->attr.rqe_size, &hw_pages, &hw_page_size); if (status) { - ocrdma_err("%s() req. max_recv_wr=0x%x\n", __func__, - attrs->cap.max_recv_wr + 1); + pr_err("%s() req. max_recv_wr=0x%x\n", __func__, + attrs->cap.max_recv_wr + 1); return status; } qp->rq.max_cnt = max_rqe_allocated; @@ -1900,7 +1886,7 @@ static int ocrdma_set_create_qp_rq_cmd(struct ocrdma_create_qp_req *cmd, qp->rq.va = dma_alloc_coherent(&pdev->dev, len, &pa, GFP_KERNEL); if (!qp->rq.va) - return status; + return -ENOMEM; memset(qp->rq.va, 0, len); qp->rq.pa = pa; qp->rq.len = len; @@ -2087,10 +2073,10 @@ mbx_err: if (qp->rq.va) dma_free_coherent(&pdev->dev, qp->rq.len, qp->rq.va, qp->rq.pa); rq_err: - ocrdma_err("%s(%d) rq_err\n", __func__, dev->id); + pr_err("%s(%d) rq_err\n", __func__, dev->id); dma_free_coherent(&pdev->dev, qp->sq.len, qp->sq.va, qp->sq.pa); sq_err: - ocrdma_err("%s(%d) sq_err\n", __func__, dev->id); + pr_err("%s(%d) sq_err\n", __func__, dev->id); kfree(cmd); return status; } @@ -2127,7 +2113,7 @@ int ocrdma_resolve_dgid(struct ocrdma_dev *dev, union ib_gid *dgid, else if (rdma_link_local_addr(&in6)) rdma_get_ll_mac(&in6, mac_addr); else { - ocrdma_err("%s() fail to resolve mac_addr.\n", __func__); + pr_err("%s() fail to resolve mac_addr.\n", __func__); return -EINVAL; } return 0; @@ -2362,8 +2348,8 @@ int ocrdma_mbx_create_srq(struct ocrdma_srq *srq, dev->attr.rqe_size, &hw_pages, &hw_page_size); if (status) { - ocrdma_err("%s() req. max_wr=0x%x\n", __func__, - srq_attr->attr.max_wr); + pr_err("%s() req. max_wr=0x%x\n", __func__, + srq_attr->attr.max_wr); status = -EINVAL; goto ret; } @@ -2614,7 +2600,7 @@ mq_err: ocrdma_destroy_qp_eqs(dev); qpeq_err: ocrdma_destroy_eq(dev, &dev->meq); - ocrdma_err("%s() status=%d\n", __func__, status); + pr_err("%s() status=%d\n", __func__, status); return status; } diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c index 48928c8..ded416f 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c @@ -378,7 +378,7 @@ static int ocrdma_alloc_resources(struct ocrdma_dev *dev) spin_lock_init(&dev->flush_q_lock); return 0; alloc_err: - ocrdma_err("%s(%d) error.\n", __func__, dev->id); + pr_err("%s(%d) error.\n", __func__, dev->id); return -ENOMEM; } @@ -396,7 +396,7 @@ static struct ocrdma_dev *ocrdma_add(struct be_dev_info *dev_info) dev = (struct ocrdma_dev *)ib_alloc_device(sizeof(struct ocrdma_dev)); if (!dev) { - ocrdma_err("Unable to allocate ib device\n"); + pr_err("Unable to allocate ib device\n"); return NULL; } dev->mbx_cmd = kzalloc(sizeof(struct ocrdma_mqe_emb_cmd), GFP_KERNEL); @@ -437,7 +437,7 @@ init_err: idr_err: kfree(dev->mbx_cmd); ib_dealloc_device(&dev->ibdev); - ocrdma_err("%s() leaving. ret=%d\n", __func__, status); + pr_err("%s() leaving. ret=%d\n", __func__, status); return NULL; } diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h index c75cbdf..36b062d 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h @@ -608,16 +608,8 @@ enum { OCRDMA_CREATE_MQ_ASYNC_CQ_VALID = Bit(0) }; -struct ocrdma_create_mq_v0 { - u32 pages; - u32 cqid_ringsize; - u32 valid; - u32 async_cqid_valid; - u32 rsvd; - struct ocrdma_pa pa[8]; -} __packed; - -struct ocrdma_create_mq_v1 { +struct ocrdma_create_mq_req { + struct ocrdma_mbx_hdr req; u32 cqid_pages; u32 async_event_bitmap; u32 async_cqid_ringsize; @@ -627,14 +619,6 @@ struct ocrdma_create_mq_v1 { struct ocrdma_pa pa[8]; } __packed; -struct ocrdma_create_mq_req { - struct ocrdma_mbx_hdr req; - union { - struct ocrdma_create_mq_v0 v0; - struct ocrdma_create_mq_v1 v1; - }; -} __packed; - struct ocrdma_create_mq_rsp { struct ocrdma_mbx_rsp rsp; u32 id; @@ -1550,21 +1534,6 @@ struct ocrdma_cqe { u32 flags_status_srcqpn; /* w3 */ } __packed; -#define is_cqe_valid(cq, cqe) \ - (((le32_to_cpu(cqe->flags_status_srcqpn) & OCRDMA_CQE_VALID)\ - == cq->phase) ? 1 : 0) -#define is_cqe_for_sq(cqe) \ - ((le32_to_cpu(cqe->flags_status_srcqpn) & OCRDMA_CQE_QTYPE) ? 0 : 1) -#define is_cqe_for_rq(cqe) \ - ((le32_to_cpu(cqe->flags_status_srcqpn) & OCRDMA_CQE_QTYPE) ? 1 : 0) -#define is_cqe_invalidated(cqe) \ - ((le32_to_cpu(cqe->flags_status_srcqpn) & OCRDMA_CQE_INVALIDATE) ? \ - 1 : 0) -#define is_cqe_imm(cqe) \ - ((le32_to_cpu(cqe->flags_status_srcqpn) & OCRDMA_CQE_IMM) ? 1 : 0) -#define is_cqe_wr_imm(cqe) \ - ((le32_to_cpu(cqe->flags_status_srcqpn) & OCRDMA_CQE_WRITE_IMM) ? 1 : 0) - struct ocrdma_sge { u32 addr_hi; u32 addr_lo; diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c index b29a424..dcfbab1 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c @@ -114,8 +114,8 @@ int ocrdma_query_port(struct ib_device *ibdev, dev = get_ocrdma_dev(ibdev); if (port > 1) { - ocrdma_err("%s(%d) invalid_port=0x%x\n", __func__, - dev->id, port); + pr_err("%s(%d) invalid_port=0x%x\n", __func__, + dev->id, port); return -EINVAL; } netdev = dev->nic_info.netdev; @@ -155,8 +155,7 @@ int ocrdma_modify_port(struct ib_device *ibdev, u8 port, int mask, dev = get_ocrdma_dev(ibdev); if (port > 1) { - ocrdma_err("%s(%d) invalid_port=0x%x\n", __func__, - dev->id, port); + pr_err("%s(%d) invalid_port=0x%x\n", __func__, dev->id, port); return -EINVAL; } return 0; @@ -398,7 +397,6 @@ struct ib_pd *ocrdma_alloc_pd(struct ib_device *ibdev, kfree(pd); return ERR_PTR(status); } - atomic_set(&pd->use_cnt, 0); if (udata && context) { status = ocrdma_copy_pd_uresp(pd, context, udata); @@ -419,12 +417,6 @@ int ocrdma_dealloc_pd(struct ib_pd *ibpd) int status; u64 usr_db; - if (atomic_read(&pd->use_cnt)) { - ocrdma_err("%s(%d) pd=0x%x is in use.\n", - __func__, dev->id, pd->id); - status = -EFAULT; - goto dealloc_err; - } status = ocrdma_mbx_dealloc_pd(dev, pd); if (pd->uctx) { u64 dpp_db = dev->nic_info.dpp_unmapped_addr + @@ -436,7 +428,6 @@ int ocrdma_dealloc_pd(struct ib_pd *ibpd) ocrdma_del_mmap(pd->uctx, usr_db, dev->nic_info.db_page_size); } kfree(pd); -dealloc_err: return status; } @@ -450,8 +441,8 @@ static struct ocrdma_mr *ocrdma_alloc_lkey(struct ib_pd *ibpd, struct ocrdma_dev *dev = pd->dev; if (acc & IB_ACCESS_REMOTE_WRITE && !(acc & IB_ACCESS_LOCAL_WRITE)) { - ocrdma_err("%s(%d) leaving err, invalid access rights\n", - __func__, dev->id); + pr_err("%s(%d) leaving err, invalid access rights\n", + __func__, dev->id); return ERR_PTR(-EINVAL); } @@ -474,7 +465,6 @@ static struct ocrdma_mr *ocrdma_alloc_lkey(struct ib_pd *ibpd, return ERR_PTR(-ENOMEM); } mr->pd = pd; - atomic_inc(&pd->use_cnt); mr->ibmr.lkey = mr->hwmr.lkey; if (mr->hwmr.remote_wr || mr->hwmr.remote_rd) mr->ibmr.rkey = mr->hwmr.lkey; @@ -664,7 +654,6 @@ struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *ibpd, u64 start, u64 len, if (status) goto mbx_err; mr->pd = pd; - atomic_inc(&pd->use_cnt); mr->ibmr.lkey = mr->hwmr.lkey; if (mr->hwmr.remote_wr || mr->hwmr.remote_rd) mr->ibmr.rkey = mr->hwmr.lkey; @@ -689,7 +678,6 @@ int ocrdma_dereg_mr(struct ib_mr *ib_mr) if (mr->hwmr.fr_mr == 0) ocrdma_free_mr_pbl_tbl(dev, &mr->hwmr); - atomic_dec(&mr->pd->use_cnt); /* it could be user registered memory. */ if (mr->umem) ib_umem_release(mr->umem); @@ -714,8 +702,8 @@ static int ocrdma_copy_cq_uresp(struct ocrdma_cq *cq, struct ib_udata *udata, uresp.phase_change = cq->phase_change ? 1 : 0; status = ib_copy_to_udata(udata, &uresp, sizeof(uresp)); if (status) { - ocrdma_err("%s(%d) copy error cqid=0x%x.\n", - __func__, cq->dev->id, cq->id); + pr_err("%s(%d) copy error cqid=0x%x.\n", + __func__, cq->dev->id, cq->id); goto err; } uctx = get_ocrdma_ucontext(ib_ctx); @@ -752,7 +740,6 @@ struct ib_cq *ocrdma_create_cq(struct ib_device *ibdev, int entries, int vector, spin_lock_init(&cq->cq_lock); spin_lock_init(&cq->comp_handler_lock); - atomic_set(&cq->use_cnt, 0); INIT_LIST_HEAD(&cq->sq_head); INIT_LIST_HEAD(&cq->rq_head); cq->dev = dev; @@ -799,9 +786,6 @@ int ocrdma_destroy_cq(struct ib_cq *ibcq) struct ocrdma_cq *cq = get_ocrdma_cq(ibcq); struct ocrdma_dev *dev = cq->dev; - if (atomic_read(&cq->use_cnt)) - return -EINVAL; - status = ocrdma_mbx_destroy_cq(dev, cq); if (cq->ucontext) { @@ -837,57 +821,56 @@ static int ocrdma_check_qp_params(struct ib_pd *ibpd, struct ocrdma_dev *dev, if (attrs->qp_type != IB_QPT_GSI && attrs->qp_type != IB_QPT_RC && attrs->qp_type != IB_QPT_UD) { - ocrdma_err("%s(%d) unsupported qp type=0x%x requested\n", - __func__, dev->id, attrs->qp_type); + pr_err("%s(%d) unsupported qp type=0x%x requested\n", + __func__, dev->id, attrs->qp_type); return -EINVAL; } if (attrs->cap.max_send_wr > dev->attr.max_wqe) { - ocrdma_err("%s(%d) unsupported send_wr=0x%x requested\n", - __func__, dev->id, attrs->cap.max_send_wr); - ocrdma_err("%s(%d) supported send_wr=0x%x\n", - __func__, dev->id, dev->attr.max_wqe); + pr_err("%s(%d) unsupported send_wr=0x%x requested\n", + __func__, dev->id, attrs->cap.max_send_wr); + pr_err("%s(%d) supported send_wr=0x%x\n", + __func__, dev->id, dev->attr.max_wqe); return -EINVAL; } if (!attrs->srq && (attrs->cap.max_recv_wr > dev->attr.max_rqe)) { - ocrdma_err("%s(%d) unsupported recv_wr=0x%x requested\n", - __func__, dev->id, attrs->cap.max_recv_wr); - ocrdma_err("%s(%d) supported recv_wr=0x%x\n", - __func__, dev->id, dev->attr.max_rqe); + pr_err("%s(%d) unsupported recv_wr=0x%x requested\n", + __func__, dev->id, attrs->cap.max_recv_wr); + pr_err("%s(%d) supported recv_wr=0x%x\n", + __func__, dev->id, dev->attr.max_rqe); return -EINVAL; } if (attrs->cap.max_inline_data > dev->attr.max_inline_data) { - ocrdma_err("%s(%d) unsupported inline data size=0x%x" - " requested\n", __func__, dev->id, - attrs->cap.max_inline_data); - ocrdma_err("%s(%d) supported inline data size=0x%x\n", - __func__, dev->id, dev->attr.max_inline_data); + pr_err("%s(%d) unsupported inline data size=0x%x requested\n", + __func__, dev->id, attrs->cap.max_inline_data); + pr_err("%s(%d) supported inline data size=0x%x\n", + __func__, dev->id, dev->attr.max_inline_data); return -EINVAL; } if (attrs->cap.max_send_sge > dev->attr.max_send_sge) { - ocrdma_err("%s(%d) unsupported send_sge=0x%x requested\n", - __func__, dev->id, attrs->cap.max_send_sge); - ocrdma_err("%s(%d) supported send_sge=0x%x\n", - __func__, dev->id, dev->attr.max_send_sge); + pr_err("%s(%d) unsupported send_sge=0x%x requested\n", + __func__, dev->id, attrs->cap.max_send_sge); + pr_err("%s(%d) supported send_sge=0x%x\n", + __func__, dev->id, dev->attr.max_send_sge); return -EINVAL; } if (attrs->cap.max_recv_sge > dev->attr.max_recv_sge) { - ocrdma_err("%s(%d) unsupported recv_sge=0x%x requested\n", - __func__, dev->id, attrs->cap.max_recv_sge); - ocrdma_err("%s(%d) supported recv_sge=0x%x\n", - __func__, dev->id, dev->attr.max_recv_sge); + pr_err("%s(%d) unsupported recv_sge=0x%x requested\n", + __func__, dev->id, attrs->cap.max_recv_sge); + pr_err("%s(%d) supported recv_sge=0x%x\n", + __func__, dev->id, dev->attr.max_recv_sge); return -EINVAL; } /* unprivileged user space cannot create special QP */ if (ibpd->uobject && attrs->qp_type == IB_QPT_GSI) { - ocrdma_err + pr_err ("%s(%d) Userspace can't create special QPs of type=0x%x\n", __func__, dev->id, attrs->qp_type); return -EINVAL; } /* allow creating only one GSI type of QP */ if (attrs->qp_type == IB_QPT_GSI && dev->gsi_qp_created) { - ocrdma_err("%s(%d) GSI special QPs already created.\n", - __func__, dev->id); + pr_err("%s(%d) GSI special QPs already created.\n", + __func__, dev->id); return -EINVAL; } /* verify consumer QPs are not trying to use GSI QP's CQ */ @@ -896,8 +879,8 @@ static int ocrdma_check_qp_params(struct ib_pd *ibpd, struct ocrdma_dev *dev, (dev->gsi_sqcq == get_ocrdma_cq(attrs->recv_cq)) || (dev->gsi_rqcq == get_ocrdma_cq(attrs->send_cq)) || (dev->gsi_rqcq == get_ocrdma_cq(attrs->recv_cq))) { - ocrdma_err("%s(%d) Consumer QP cannot use GSI CQs.\n", - __func__, dev->id); + pr_err("%s(%d) Consumer QP cannot use GSI CQs.\n", + __func__, dev->id); return -EINVAL; } } @@ -949,7 +932,7 @@ static int ocrdma_copy_qp_uresp(struct ocrdma_qp *qp, } status = ib_copy_to_udata(udata, &uresp, sizeof(uresp)); if (status) { - ocrdma_err("%s(%d) user copy error.\n", __func__, dev->id); + pr_err("%s(%d) user copy error.\n", __func__, dev->id); goto err; } status = ocrdma_add_mmap(pd->uctx, uresp.sq_page_addr[0], @@ -1023,15 +1006,6 @@ static void ocrdma_set_qp_init_params(struct ocrdma_qp *qp, qp->state = OCRDMA_QPS_RST; } -static void ocrdma_set_qp_use_cnt(struct ocrdma_qp *qp, struct ocrdma_pd *pd) -{ - atomic_inc(&pd->use_cnt); - atomic_inc(&qp->sq_cq->use_cnt); - atomic_inc(&qp->rq_cq->use_cnt); - if (qp->srq) - atomic_inc(&qp->srq->use_cnt); - qp->ibqp.qp_num = qp->id; -} static void ocrdma_store_gsi_qp_cq(struct ocrdma_dev *dev, struct ib_qp_init_attr *attrs) @@ -1099,7 +1073,7 @@ struct ib_qp *ocrdma_create_qp(struct ib_pd *ibpd, goto cpy_err; } ocrdma_store_gsi_qp_cq(dev, attrs); - ocrdma_set_qp_use_cnt(qp, pd); + qp->ibqp.qp_num = qp->id; mutex_unlock(&dev->dev_lock); return &qp->ibqp; @@ -1112,7 +1086,7 @@ mbx_err: kfree(qp->wqe_wr_id_tbl); kfree(qp->rqe_wr_id_tbl); kfree(qp); - ocrdma_err("%s(%d) error=%d\n", __func__, dev->id, status); + pr_err("%s(%d) error=%d\n", __func__, dev->id, status); gen_err: return ERR_PTR(status); } @@ -1162,10 +1136,10 @@ int ocrdma_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, spin_unlock_irqrestore(&qp->q_lock, flags); if (!ib_modify_qp_is_ok(old_qps, new_qps, ibqp->qp_type, attr_mask)) { - ocrdma_err("%s(%d) invalid attribute mask=0x%x specified for " - "qpn=0x%x of type=0x%x old_qps=0x%x, new_qps=0x%x\n", - __func__, dev->id, attr_mask, qp->id, ibqp->qp_type, - old_qps, new_qps); + pr_err("%s(%d) invalid attribute mask=0x%x specified for\n" + "qpn=0x%x of type=0x%x old_qps=0x%x, new_qps=0x%x\n", + __func__, dev->id, attr_mask, qp->id, ibqp->qp_type, + old_qps, new_qps); goto param_err; } @@ -1475,11 +1449,6 @@ int ocrdma_destroy_qp(struct ib_qp *ibqp) ocrdma_del_flush_qp(qp); - atomic_dec(&qp->pd->use_cnt); - atomic_dec(&qp->sq_cq->use_cnt); - atomic_dec(&qp->rq_cq->use_cnt); - if (qp->srq) - atomic_dec(&qp->srq->use_cnt); kfree(qp->wqe_wr_id_tbl); kfree(qp->rqe_wr_id_tbl); kfree(qp); @@ -1565,14 +1534,12 @@ struct ib_srq *ocrdma_create_srq(struct ib_pd *ibpd, goto arm_err; } - atomic_set(&srq->use_cnt, 0); if (udata) { status = ocrdma_copy_srq_uresp(srq, udata); if (status) goto arm_err; } - atomic_inc(&pd->use_cnt); return &srq->ibsrq; arm_err: @@ -1618,18 +1585,12 @@ int ocrdma_destroy_srq(struct ib_srq *ibsrq) srq = get_ocrdma_srq(ibsrq); dev = srq->dev; - if (atomic_read(&srq->use_cnt)) { - ocrdma_err("%s(%d) err, srq=0x%x in use\n", - __func__, dev->id, srq->id); - return -EAGAIN; - } status = ocrdma_mbx_destroy_srq(dev, srq); if (srq->pd->uctx) ocrdma_del_mmap(srq->pd->uctx, (u64) srq->rq.pa, srq->rq.len); - atomic_dec(&srq->pd->use_cnt); kfree(srq->idx_bit_fields); kfree(srq->rqe_wr_id_tbl); kfree(srq); @@ -1677,9 +1638,9 @@ static int ocrdma_build_inline_sges(struct ocrdma_qp *qp, { if (wr->send_flags & IB_SEND_INLINE) { if (wr->sg_list[0].length > qp->max_inline_data) { - ocrdma_err("%s() supported_len=0x%x," - " unspported len req=0x%x\n", __func__, - qp->max_inline_data, wr->sg_list[0].length); + pr_err("%s() supported_len=0x%x,\n" + " unspported len req=0x%x\n", __func__, + qp->max_inline_data, wr->sg_list[0].length); return -EINVAL; } memcpy(sge, @@ -1773,12 +1734,14 @@ int ocrdma_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, spin_lock_irqsave(&qp->q_lock, flags); if (qp->state != OCRDMA_QPS_RTS && qp->state != OCRDMA_QPS_SQD) { spin_unlock_irqrestore(&qp->q_lock, flags); + *bad_wr = wr; return -EINVAL; } while (wr) { if (ocrdma_hwq_free_cnt(&qp->sq) == 0 || wr->num_sge > qp->sq.max_sges) { + *bad_wr = wr; status = -ENOMEM; break; } @@ -1856,7 +1819,7 @@ int ocrdma_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, static void ocrdma_ring_rq_db(struct ocrdma_qp *qp) { - u32 val = qp->rq.dbid | (1 << OCRDMA_GET_NUM_POSTED_SHIFT_VAL(qp)); + u32 val = qp->rq.dbid | (1 << ocrdma_get_num_posted_shift(qp)); iowrite32(val, qp->rq_db); } @@ -2094,8 +2057,8 @@ static void ocrdma_update_wc(struct ocrdma_qp *qp, struct ib_wc *ibwc, break; default: ibwc->status = IB_WC_GENERAL_ERR; - ocrdma_err("%s() invalid opcode received = 0x%x\n", - __func__, hdr->cw & OCRDMA_WQE_OPCODE_MASK); + pr_err("%s() invalid opcode received = 0x%x\n", + __func__, hdr->cw & OCRDMA_WQE_OPCODE_MASK); break; }; } diff --git a/drivers/infiniband/hw/qib/Kconfig b/drivers/infiniband/hw/qib/Kconfig index 1e603a3..d03ca4c 100644 --- a/drivers/infiniband/hw/qib/Kconfig +++ b/drivers/infiniband/hw/qib/Kconfig @@ -5,3 +5,11 @@ config INFINIBAND_QIB This is a low-level driver for Intel PCIe QLE InfiniBand host channel adapters. This driver does not support the Intel HyperTransport card (model QHT7140). + +config INFINIBAND_QIB_DCA + bool "QIB DCA support" + depends on INFINIBAND_QIB && DCA && SMP && GENERIC_HARDIRQS && !(INFINIBAND_QIB=y && DCA=m) + default y + ---help--- + Setting this enables DCA support on some Intel chip sets + with the iba7322 HCA. diff --git a/drivers/infiniband/hw/qib/Makefile b/drivers/infiniband/hw/qib/Makefile index f12d7bb..57f8103 100644 --- a/drivers/infiniband/hw/qib/Makefile +++ b/drivers/infiniband/hw/qib/Makefile @@ -13,3 +13,4 @@ ib_qib-$(CONFIG_PCI_MSI) += qib_iba6120.o ib_qib-$(CONFIG_X86_64) += qib_wc_x86_64.o ib_qib-$(CONFIG_PPC64) += qib_wc_ppc64.o +ib_qib-$(CONFIG_DEBUG_FS) += qib_debugfs.o diff --git a/drivers/infiniband/hw/qib/qib.h b/drivers/infiniband/hw/qib/qib.h index 4d11575..4a9af79 100644 --- a/drivers/infiniband/hw/qib/qib.h +++ b/drivers/infiniband/hw/qib/qib.h @@ -1,7 +1,7 @@ #ifndef _QIB_KERNEL_H #define _QIB_KERNEL_H /* - * Copyright (c) 2012 Intel Corporation. All rights reserved. + * Copyright (c) 2012, 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * @@ -51,6 +51,7 @@ #include #include #include +#include #include "qib_common.h" #include "qib_verbs.h" @@ -114,6 +115,11 @@ struct qib_eep_log_mask { /* * Below contains all data related to a single context (formerly called port). */ + +#ifdef CONFIG_DEBUG_FS +struct qib_opcode_stats_perctx; +#endif + struct qib_ctxtdata { void **rcvegrbuf; dma_addr_t *rcvegrbuf_phys; @@ -154,6 +160,8 @@ struct qib_ctxtdata { */ /* instead of calculating it */ unsigned ctxt; + /* local node of context */ + int node_id; /* non-zero if ctxt is being shared. */ u16 subctxt_cnt; /* non-zero if ctxt is being shared. */ @@ -222,12 +230,15 @@ struct qib_ctxtdata { u8 redirect_seq_cnt; /* ctxt rcvhdrq head offset */ u32 head; - u32 pkt_count; /* lookaside fields */ struct qib_qp *lookaside_qp; u32 lookaside_qpn; /* QPs waiting for context processing */ struct list_head qp_wait_list; +#ifdef CONFIG_DEBUG_FS + /* verbs stats per CTX */ + struct qib_opcode_stats_perctx *opstats; +#endif }; struct qib_sge_state; @@ -428,9 +439,19 @@ struct qib_verbs_txreq { #define ACTIVITY_TIMER 5 #define MAX_NAME_SIZE 64 + +#ifdef CONFIG_INFINIBAND_QIB_DCA +struct qib_irq_notify; +#endif + struct qib_msix_entry { struct msix_entry msix; void *arg; +#ifdef CONFIG_INFINIBAND_QIB_DCA + int dca; + int rcv; + struct qib_irq_notify *notifier; +#endif char name[MAX_NAME_SIZE]; cpumask_var_t mask; }; @@ -828,6 +849,9 @@ struct qib_devdata { struct qib_ctxtdata *); void (*f_writescratch)(struct qib_devdata *, u32); int (*f_tempsense_rd)(struct qib_devdata *, int regnum); +#ifdef CONFIG_INFINIBAND_QIB_DCA + int (*f_notify_dca)(struct qib_devdata *, unsigned long event); +#endif char *boardname; /* human readable board info */ @@ -1075,6 +1099,10 @@ struct qib_devdata { u16 psxmitwait_check_rate; /* high volume overflow errors defered to tasklet */ struct tasklet_struct error_tasklet; + /* per device cq worker */ + struct kthread_worker *worker; + + int assigned_node_id; /* NUMA node closest to HCA */ }; /* hol_state values */ @@ -1154,7 +1182,7 @@ int qib_create_rcvhdrq(struct qib_devdata *, struct qib_ctxtdata *); int qib_setup_eagerbufs(struct qib_ctxtdata *); void qib_set_ctxtcnt(struct qib_devdata *); int qib_create_ctxts(struct qib_devdata *dd); -struct qib_ctxtdata *qib_create_ctxtdata(struct qib_pportdata *, u32); +struct qib_ctxtdata *qib_create_ctxtdata(struct qib_pportdata *, u32, int); void qib_init_pportdata(struct qib_pportdata *, struct qib_devdata *, u8, u8); void qib_free_ctxtdata(struct qib_devdata *, struct qib_ctxtdata *); @@ -1320,7 +1348,7 @@ static inline int __qib_sdma_running(struct qib_pportdata *ppd) return ppd->sdma_state.current_state == qib_sdma_state_s99_running; } int qib_sdma_running(struct qib_pportdata *); - +void dump_sdma_state(struct qib_pportdata *ppd); void __qib_sdma_process_event(struct qib_pportdata *, enum qib_sdma_events); void qib_sdma_process_event(struct qib_pportdata *, enum qib_sdma_events); @@ -1445,6 +1473,7 @@ extern unsigned qib_n_krcv_queues; extern unsigned qib_sdma_fetch_arb; extern unsigned qib_compat_ddr_negotiate; extern int qib_special_trigger; +extern unsigned qib_numa_aware; extern struct mutex qib_mutex; @@ -1474,27 +1503,23 @@ extern struct mutex qib_mutex; * first to avoid possible serial port delays from printk. */ #define qib_early_err(dev, fmt, ...) \ - do { \ - dev_err(dev, fmt, ##__VA_ARGS__); \ - } while (0) + dev_err(dev, fmt, ##__VA_ARGS__) #define qib_dev_err(dd, fmt, ...) \ - do { \ - dev_err(&(dd)->pcidev->dev, "%s: " fmt, \ - qib_get_unit_name((dd)->unit), ##__VA_ARGS__); \ - } while (0) + dev_err(&(dd)->pcidev->dev, "%s: " fmt, \ + qib_get_unit_name((dd)->unit), ##__VA_ARGS__) + +#define qib_dev_warn(dd, fmt, ...) \ + dev_warn(&(dd)->pcidev->dev, "%s: " fmt, \ + qib_get_unit_name((dd)->unit), ##__VA_ARGS__) #define qib_dev_porterr(dd, port, fmt, ...) \ - do { \ - dev_err(&(dd)->pcidev->dev, "%s: IB%u:%u " fmt, \ - qib_get_unit_name((dd)->unit), (dd)->unit, (port), \ - ##__VA_ARGS__); \ - } while (0) + dev_err(&(dd)->pcidev->dev, "%s: IB%u:%u " fmt, \ + qib_get_unit_name((dd)->unit), (dd)->unit, (port), \ + ##__VA_ARGS__) #define qib_devinfo(pcidev, fmt, ...) \ - do { \ - dev_info(&(pcidev)->dev, fmt, ##__VA_ARGS__); \ - } while (0) + dev_info(&(pcidev)->dev, fmt, ##__VA_ARGS__) /* * this is used for formatting hw error messages... diff --git a/drivers/infiniband/hw/qib/qib_common.h b/drivers/infiniband/hw/qib/qib_common.h index d39e018..4f255b7 100644 --- a/drivers/infiniband/hw/qib/qib_common.h +++ b/drivers/infiniband/hw/qib/qib_common.h @@ -279,7 +279,7 @@ struct qib_base_info { * may not be implemented; the user code must deal with this if it * cares, or it must abort after initialization reports the difference. */ -#define QIB_USER_SWMINOR 11 +#define QIB_USER_SWMINOR 12 #define QIB_USER_SWVERSION ((QIB_USER_SWMAJOR << 16) | QIB_USER_SWMINOR) diff --git a/drivers/infiniband/hw/qib/qib_cq.c b/drivers/infiniband/hw/qib/qib_cq.c index 5246aa4..ab4e11c 100644 --- a/drivers/infiniband/hw/qib/qib_cq.c +++ b/drivers/infiniband/hw/qib/qib_cq.c @@ -1,4 +1,5 @@ /* + * Copyright (c) 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006, 2007, 2008, 2010 QLogic Corporation. All rights reserved. * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved. * @@ -34,8 +35,10 @@ #include #include #include +#include #include "qib_verbs.h" +#include "qib.h" /** * qib_cq_enter - add a new entry to the completion queue @@ -102,13 +105,18 @@ void qib_cq_enter(struct qib_cq *cq, struct ib_wc *entry, int solicited) if (cq->notify == IB_CQ_NEXT_COMP || (cq->notify == IB_CQ_SOLICITED && (solicited || entry->status != IB_WC_SUCCESS))) { - cq->notify = IB_CQ_NONE; - cq->triggered++; + struct kthread_worker *worker; /* * This will cause send_complete() to be called in * another thread. */ - queue_work(qib_cq_wq, &cq->comptask); + smp_rmb(); + worker = cq->dd->worker; + if (likely(worker)) { + cq->notify = IB_CQ_NONE; + cq->triggered++; + queue_kthread_work(worker, &cq->comptask); + } } spin_unlock_irqrestore(&cq->lock, flags); @@ -163,7 +171,7 @@ bail: return npolled; } -static void send_complete(struct work_struct *work) +static void send_complete(struct kthread_work *work) { struct qib_cq *cq = container_of(work, struct qib_cq, comptask); @@ -287,11 +295,12 @@ struct ib_cq *qib_create_cq(struct ib_device *ibdev, int entries, * The number of entries should be >= the number requested or return * an error. */ + cq->dd = dd_from_dev(dev); cq->ibcq.cqe = entries; cq->notify = IB_CQ_NONE; cq->triggered = 0; spin_lock_init(&cq->lock); - INIT_WORK(&cq->comptask, send_complete); + init_kthread_work(&cq->comptask, send_complete); wc->head = 0; wc->tail = 0; cq->queue = wc; @@ -323,7 +332,7 @@ int qib_destroy_cq(struct ib_cq *ibcq) struct qib_ibdev *dev = to_idev(ibcq->device); struct qib_cq *cq = to_icq(ibcq); - flush_work(&cq->comptask); + flush_kthread_work(&cq->comptask); spin_lock(&dev->n_cqs_lock); dev->n_cqs_allocated--; spin_unlock(&dev->n_cqs_lock); @@ -483,3 +492,49 @@ bail_free: bail: return ret; } + +int qib_cq_init(struct qib_devdata *dd) +{ + int ret = 0; + int cpu; + struct task_struct *task; + + if (dd->worker) + return 0; + dd->worker = kzalloc(sizeof(*dd->worker), GFP_KERNEL); + if (!dd->worker) + return -ENOMEM; + init_kthread_worker(dd->worker); + task = kthread_create_on_node( + kthread_worker_fn, + dd->worker, + dd->assigned_node_id, + "qib_cq%d", dd->unit); + if (IS_ERR(task)) + goto task_fail; + cpu = cpumask_first(cpumask_of_node(dd->assigned_node_id)); + kthread_bind(task, cpu); + wake_up_process(task); +out: + return ret; +task_fail: + ret = PTR_ERR(task); + kfree(dd->worker); + dd->worker = NULL; + goto out; +} + +void qib_cq_exit(struct qib_devdata *dd) +{ + struct kthread_worker *worker; + + worker = dd->worker; + if (!worker) + return; + /* blocks future queuing from send_complete() */ + dd->worker = NULL; + smp_wmb(); + flush_kthread_worker(worker); + kthread_stop(worker->task); + kfree(worker); +} diff --git a/drivers/infiniband/hw/qib/qib_debugfs.c b/drivers/infiniband/hw/qib/qib_debugfs.c new file mode 100644 index 0000000..799a0c3 --- /dev/null +++ b/drivers/infiniband/hw/qib/qib_debugfs.c @@ -0,0 +1,283 @@ +#ifdef CONFIG_DEBUG_FS +/* + * Copyright (c) 2013 Intel Corporation. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#include +#include +#include +#include + +#include "qib.h" +#include "qib_verbs.h" +#include "qib_debugfs.h" + +static struct dentry *qib_dbg_root; + +#define DEBUGFS_FILE(name) \ +static const struct seq_operations _##name##_seq_ops = { \ + .start = _##name##_seq_start, \ + .next = _##name##_seq_next, \ + .stop = _##name##_seq_stop, \ + .show = _##name##_seq_show \ +}; \ +static int _##name##_open(struct inode *inode, struct file *s) \ +{ \ + struct seq_file *seq; \ + int ret; \ + ret = seq_open(s, &_##name##_seq_ops); \ + if (ret) \ + return ret; \ + seq = s->private_data; \ + seq->private = inode->i_private; \ + return 0; \ +} \ +static const struct file_operations _##name##_file_ops = { \ + .owner = THIS_MODULE, \ + .open = _##name##_open, \ + .read = seq_read, \ + .llseek = seq_lseek, \ + .release = seq_release \ +}; + +#define DEBUGFS_FILE_CREATE(name) \ +do { \ + struct dentry *ent; \ + ent = debugfs_create_file(#name , 0400, ibd->qib_ibdev_dbg, \ + ibd, &_##name##_file_ops); \ + if (!ent) \ + pr_warn("create of " #name " failed\n"); \ +} while (0) + +static void *_opcode_stats_seq_start(struct seq_file *s, loff_t *pos) +{ + struct qib_opcode_stats_perctx *opstats; + + if (*pos >= ARRAY_SIZE(opstats->stats)) + return NULL; + return pos; +} + +static void *_opcode_stats_seq_next(struct seq_file *s, void *v, loff_t *pos) +{ + struct qib_opcode_stats_perctx *opstats; + + ++*pos; + if (*pos >= ARRAY_SIZE(opstats->stats)) + return NULL; + return pos; +} + + +static void _opcode_stats_seq_stop(struct seq_file *s, void *v) +{ + /* nothing allocated */ +} + +static int _opcode_stats_seq_show(struct seq_file *s, void *v) +{ + loff_t *spos = v; + loff_t i = *spos, j; + u64 n_packets = 0, n_bytes = 0; + struct qib_ibdev *ibd = (struct qib_ibdev *)s->private; + struct qib_devdata *dd = dd_from_dev(ibd); + + for (j = 0; j < dd->first_user_ctxt; j++) { + if (!dd->rcd[j]) + continue; + n_packets += dd->rcd[j]->opstats->stats[i].n_packets; + n_bytes += dd->rcd[j]->opstats->stats[i].n_bytes; + } + if (!n_packets && !n_bytes) + return SEQ_SKIP; + seq_printf(s, "%02llx %llu/%llu\n", i, + (unsigned long long) n_packets, + (unsigned long long) n_bytes); + + return 0; +} + +DEBUGFS_FILE(opcode_stats) + +static void *_ctx_stats_seq_start(struct seq_file *s, loff_t *pos) +{ + struct qib_ibdev *ibd = (struct qib_ibdev *)s->private; + struct qib_devdata *dd = dd_from_dev(ibd); + + if (!*pos) + return SEQ_START_TOKEN; + if (*pos >= dd->first_user_ctxt) + return NULL; + return pos; +} + +static void *_ctx_stats_seq_next(struct seq_file *s, void *v, loff_t *pos) +{ + struct qib_ibdev *ibd = (struct qib_ibdev *)s->private; + struct qib_devdata *dd = dd_from_dev(ibd); + + if (v == SEQ_START_TOKEN) + return pos; + + ++*pos; + if (*pos >= dd->first_user_ctxt) + return NULL; + return pos; +} + +static void _ctx_stats_seq_stop(struct seq_file *s, void *v) +{ + /* nothing allocated */ +} + +static int _ctx_stats_seq_show(struct seq_file *s, void *v) +{ + loff_t *spos; + loff_t i, j; + u64 n_packets = 0; + struct qib_ibdev *ibd = (struct qib_ibdev *)s->private; + struct qib_devdata *dd = dd_from_dev(ibd); + + if (v == SEQ_START_TOKEN) { + seq_puts(s, "Ctx:npkts\n"); + return 0; + } + + spos = v; + i = *spos; + + if (!dd->rcd[i]) + return SEQ_SKIP; + + for (j = 0; j < ARRAY_SIZE(dd->rcd[i]->opstats->stats); j++) + n_packets += dd->rcd[i]->opstats->stats[j].n_packets; + + if (!n_packets) + return SEQ_SKIP; + + seq_printf(s, " %llu:%llu\n", i, n_packets); + return 0; +} + +DEBUGFS_FILE(ctx_stats) + +static void *_qp_stats_seq_start(struct seq_file *s, loff_t *pos) +{ + struct qib_qp_iter *iter; + loff_t n = *pos; + + iter = qib_qp_iter_init(s->private); + if (!iter) + return NULL; + + while (n--) { + if (qib_qp_iter_next(iter)) { + kfree(iter); + return NULL; + } + } + + return iter; +} + +static void *_qp_stats_seq_next(struct seq_file *s, void *iter_ptr, + loff_t *pos) +{ + struct qib_qp_iter *iter = iter_ptr; + + (*pos)++; + + if (qib_qp_iter_next(iter)) { + kfree(iter); + return NULL; + } + + return iter; +} + +static void _qp_stats_seq_stop(struct seq_file *s, void *iter_ptr) +{ + /* nothing for now */ +} + +static int _qp_stats_seq_show(struct seq_file *s, void *iter_ptr) +{ + struct qib_qp_iter *iter = iter_ptr; + + if (!iter) + return 0; + + qib_qp_iter_print(s, iter); + + return 0; +} + +DEBUGFS_FILE(qp_stats) + +void qib_dbg_ibdev_init(struct qib_ibdev *ibd) +{ + char name[10]; + + snprintf(name, sizeof(name), "qib%d", dd_from_dev(ibd)->unit); + ibd->qib_ibdev_dbg = debugfs_create_dir(name, qib_dbg_root); + if (!ibd->qib_ibdev_dbg) { + pr_warn("create of %s failed\n", name); + return; + } + DEBUGFS_FILE_CREATE(opcode_stats); + DEBUGFS_FILE_CREATE(ctx_stats); + DEBUGFS_FILE_CREATE(qp_stats); + return; +} + +void qib_dbg_ibdev_exit(struct qib_ibdev *ibd) +{ + if (!qib_dbg_root) + goto out; + debugfs_remove_recursive(ibd->qib_ibdev_dbg); +out: + ibd->qib_ibdev_dbg = NULL; +} + +void qib_dbg_init(void) +{ + qib_dbg_root = debugfs_create_dir(QIB_DRV_NAME, NULL); + if (!qib_dbg_root) + pr_warn("init of debugfs failed\n"); +} + +void qib_dbg_exit(void) +{ + debugfs_remove_recursive(qib_dbg_root); + qib_dbg_root = NULL; +} + +#endif + diff --git a/drivers/infiniband/hw/qib/qib_debugfs.h b/drivers/infiniband/hw/qib/qib_debugfs.h new file mode 100644 index 0000000..7ae983a --- /dev/null +++ b/drivers/infiniband/hw/qib/qib_debugfs.h @@ -0,0 +1,45 @@ +#ifndef _QIB_DEBUGFS_H +#define _QIB_DEBUGFS_H + +#ifdef CONFIG_DEBUG_FS +/* + * Copyright (c) 2013 Intel Corporation. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +struct qib_ibdev; +void qib_dbg_ibdev_init(struct qib_ibdev *ibd); +void qib_dbg_ibdev_exit(struct qib_ibdev *ibd); +void qib_dbg_init(void); +void qib_dbg_exit(void); + +#endif + +#endif /* _QIB_DEBUGFS_H */ diff --git a/drivers/infiniband/hw/qib/qib_driver.c b/drivers/infiniband/hw/qib/qib_driver.c index 2160924..5bee08f 100644 --- a/drivers/infiniband/hw/qib/qib_driver.c +++ b/drivers/infiniband/hw/qib/qib_driver.c @@ -558,7 +558,6 @@ move_along: } rcd->head = l; - rcd->pkt_count += i; /* * Iterate over all QPs waiting to respond. diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c index 9dd0bc8..b51a514 100644 --- a/drivers/infiniband/hw/qib/qib_file_ops.c +++ b/drivers/infiniband/hw/qib/qib_file_ops.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012 Intel Corporation. All rights reserved. + * Copyright (c) 2012, 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * @@ -1155,6 +1155,49 @@ static unsigned int qib_poll(struct file *fp, struct poll_table_struct *pt) return pollflag; } +static void assign_ctxt_affinity(struct file *fp, struct qib_devdata *dd) +{ + struct qib_filedata *fd = fp->private_data; + const unsigned int weight = cpumask_weight(¤t->cpus_allowed); + const struct cpumask *local_mask = cpumask_of_pcibus(dd->pcidev->bus); + int local_cpu; + + /* + * If process has NOT already set it's affinity, select and + * reserve a processor for it on the local NUMA node. + */ + if ((weight >= qib_cpulist_count) && + (cpumask_weight(local_mask) <= qib_cpulist_count)) { + for_each_cpu(local_cpu, local_mask) + if (!test_and_set_bit(local_cpu, qib_cpulist)) { + fd->rec_cpu_num = local_cpu; + return; + } + } + + /* + * If process has NOT already set it's affinity, select and + * reserve a processor for it, as a rendevous for all + * users of the driver. If they don't actually later + * set affinity to this cpu, or set it to some other cpu, + * it just means that sooner or later we don't recommend + * a cpu, and let the scheduler do it's best. + */ + if (weight >= qib_cpulist_count) { + int cpu; + cpu = find_first_zero_bit(qib_cpulist, + qib_cpulist_count); + if (cpu == qib_cpulist_count) + qib_dev_err(dd, + "no cpus avail for affinity PID %u\n", + current->pid); + else { + __set_bit(cpu, qib_cpulist); + fd->rec_cpu_num = cpu; + } + } +} + /* * Check that userland and driver are compatible for subcontexts. */ @@ -1259,12 +1302,20 @@ bail: static int setup_ctxt(struct qib_pportdata *ppd, int ctxt, struct file *fp, const struct qib_user_info *uinfo) { + struct qib_filedata *fd = fp->private_data; struct qib_devdata *dd = ppd->dd; struct qib_ctxtdata *rcd; void *ptmp = NULL; int ret; + int numa_id; + + assign_ctxt_affinity(fp, dd); - rcd = qib_create_ctxtdata(ppd, ctxt); + numa_id = qib_numa_aware ? ((fd->rec_cpu_num != -1) ? + cpu_to_node(fd->rec_cpu_num) : + numa_node_id()) : dd->assigned_node_id; + + rcd = qib_create_ctxtdata(ppd, ctxt, numa_id); /* * Allocate memory for use in qib_tid_update() at open to @@ -1296,6 +1347,9 @@ static int setup_ctxt(struct qib_pportdata *ppd, int ctxt, goto bail; bailerr: + if (fd->rec_cpu_num != -1) + __clear_bit(fd->rec_cpu_num, qib_cpulist); + dd->rcd[ctxt] = NULL; kfree(rcd); kfree(ptmp); @@ -1485,6 +1539,57 @@ static int qib_open(struct inode *in, struct file *fp) return fp->private_data ? 0 : -ENOMEM; } +static int find_hca(unsigned int cpu, int *unit) +{ + int ret = 0, devmax, npresent, nup, ndev; + + *unit = -1; + + devmax = qib_count_units(&npresent, &nup); + if (!npresent) { + ret = -ENXIO; + goto done; + } + if (!nup) { + ret = -ENETDOWN; + goto done; + } + for (ndev = 0; ndev < devmax; ndev++) { + struct qib_devdata *dd = qib_lookup(ndev); + if (dd) { + if (pcibus_to_node(dd->pcidev->bus) < 0) { + ret = -EINVAL; + goto done; + } + if (cpu_to_node(cpu) == + pcibus_to_node(dd->pcidev->bus)) { + *unit = ndev; + goto done; + } + } + } +done: + return ret; +} + +static int do_qib_user_sdma_queue_create(struct file *fp) +{ + struct qib_filedata *fd = fp->private_data; + struct qib_ctxtdata *rcd = fd->rcd; + struct qib_devdata *dd = rcd->dd; + + if (dd->flags & QIB_HAS_SEND_DMA) + + fd->pq = qib_user_sdma_queue_create(&dd->pcidev->dev, + dd->unit, + rcd->ctxt, + fd->subctxt); + if (!fd->pq) + return -ENOMEM; + + return 0; +} + /* * Get ctxt early, so can set affinity prior to memory allocation. */ @@ -1517,61 +1622,36 @@ static int qib_assign_ctxt(struct file *fp, const struct qib_user_info *uinfo) if (qib_compatible_subctxts(swmajor, swminor) && uinfo->spu_subctxt_cnt) { ret = find_shared_ctxt(fp, uinfo); - if (ret) { - if (ret > 0) - ret = 0; - goto done_chk_sdma; + if (ret > 0) { + ret = do_qib_user_sdma_queue_create(fp); + if (!ret) + assign_ctxt_affinity(fp, (ctxt_fp(fp))->dd); + goto done_ok; } } i_minor = iminor(file_inode(fp)) - QIB_USER_MINOR_BASE; if (i_minor) ret = find_free_ctxt(i_minor - 1, fp, uinfo); - else + else { + int unit; + const unsigned int cpu = cpumask_first(¤t->cpus_allowed); + const unsigned int weight = + cpumask_weight(¤t->cpus_allowed); + + if (weight == 1 && !test_bit(cpu, qib_cpulist)) + if (!find_hca(cpu, &unit) && unit >= 0) + if (!find_free_ctxt(unit, fp, uinfo)) { + ret = 0; + goto done_chk_sdma; + } ret = get_a_ctxt(fp, uinfo, alg); - -done_chk_sdma: - if (!ret) { - struct qib_filedata *fd = fp->private_data; - const struct qib_ctxtdata *rcd = fd->rcd; - const struct qib_devdata *dd = rcd->dd; - unsigned int weight; - - if (dd->flags & QIB_HAS_SEND_DMA) { - fd->pq = qib_user_sdma_queue_create(&dd->pcidev->dev, - dd->unit, - rcd->ctxt, - fd->subctxt); - if (!fd->pq) - ret = -ENOMEM; - } - - /* - * If process has NOT already set it's affinity, select and - * reserve a processor for it, as a rendezvous for all - * users of the driver. If they don't actually later - * set affinity to this cpu, or set it to some other cpu, - * it just means that sooner or later we don't recommend - * a cpu, and let the scheduler do it's best. - */ - weight = cpumask_weight(tsk_cpus_allowed(current)); - if (!ret && weight >= qib_cpulist_count) { - int cpu; - cpu = find_first_zero_bit(qib_cpulist, - qib_cpulist_count); - if (cpu != qib_cpulist_count) { - __set_bit(cpu, qib_cpulist); - fd->rec_cpu_num = cpu; - } - } else if (weight == 1 && - test_bit(cpumask_first(tsk_cpus_allowed(current)), - qib_cpulist)) - qib_devinfo(dd->pcidev, - "%s PID %u affinity set to cpu %d; already allocated\n", - current->comm, current->pid, - cpumask_first(tsk_cpus_allowed(current))); } +done_chk_sdma: + if (!ret) + ret = do_qib_user_sdma_queue_create(fp); +done_ok: mutex_unlock(&qib_mutex); done: diff --git a/drivers/infiniband/hw/qib/qib_iba6120.c b/drivers/infiniband/hw/qib/qib_iba6120.c index 0232ae5..84e593d 100644 --- a/drivers/infiniband/hw/qib/qib_iba6120.c +++ b/drivers/infiniband/hw/qib/qib_iba6120.c @@ -3464,6 +3464,13 @@ static int qib_6120_tempsense_rd(struct qib_devdata *dd, int regnum) return -ENXIO; } +#ifdef CONFIG_INFINIBAND_QIB_DCA +static int qib_6120_notify_dca(struct qib_devdata *dd, unsigned long event) +{ + return 0; +} +#endif + /* Dummy function, as 6120 boards never disable EEPROM Write */ static int qib_6120_eeprom_wen(struct qib_devdata *dd, int wen) { @@ -3539,6 +3546,9 @@ struct qib_devdata *qib_init_iba6120_funcs(struct pci_dev *pdev, dd->f_xgxs_reset = qib_6120_xgxs_reset; dd->f_writescratch = writescratch; dd->f_tempsense_rd = qib_6120_tempsense_rd; +#ifdef CONFIG_INFINIBAND_QIB_DCA + dd->f_notify_dca = qib_6120_notify_dca; +#endif /* * Do remaining pcie setup and save pcie values in dd. * Any error printing is already done by the init code. diff --git a/drivers/infiniband/hw/qib/qib_iba7220.c b/drivers/infiniband/hw/qib/qib_iba7220.c index 64d0ecb..454c2e7 100644 --- a/drivers/infiniband/hw/qib/qib_iba7220.c +++ b/drivers/infiniband/hw/qib/qib_iba7220.c @@ -4513,6 +4513,13 @@ bail: return ret; } +#ifdef CONFIG_INFINIBAND_QIB_DCA +static int qib_7220_notify_dca(struct qib_devdata *dd, unsigned long event) +{ + return 0; +} +#endif + /* Dummy function, as 7220 boards never disable EEPROM Write */ static int qib_7220_eeprom_wen(struct qib_devdata *dd, int wen) { @@ -4587,6 +4594,9 @@ struct qib_devdata *qib_init_iba7220_funcs(struct pci_dev *pdev, dd->f_xgxs_reset = qib_7220_xgxs_reset; dd->f_writescratch = writescratch; dd->f_tempsense_rd = qib_7220_tempsense_rd; +#ifdef CONFIG_INFINIBAND_QIB_DCA + dd->f_notify_dca = qib_7220_notify_dca; +#endif /* * Do remaining pcie setup and save pcie values in dd. * Any error printing is already done by the init code. diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c index 3f6b21e..21e8b09 100644 --- a/drivers/infiniband/hw/qib/qib_iba7322.c +++ b/drivers/infiniband/hw/qib/qib_iba7322.c @@ -44,6 +44,9 @@ #include #include #include +#ifdef CONFIG_INFINIBAND_QIB_DCA +#include +#endif #include "qib.h" #include "qib_7322_regs.h" @@ -80,6 +83,7 @@ static void ibsd_wr_allchans(struct qib_pportdata *, int, unsigned, unsigned); static void serdes_7322_los_enable(struct qib_pportdata *, int); static int serdes_7322_init_old(struct qib_pportdata *); static int serdes_7322_init_new(struct qib_pportdata *); +static void dump_sdma_7322_state(struct qib_pportdata *); #define BMASK(msb, lsb) (((1 << ((msb) + 1 - (lsb))) - 1) << (lsb)) @@ -519,6 +523,14 @@ static const u8 qib_7322_physportstate[0x20] = { [0x17] = IB_PHYSPORTSTATE_CFG_TRAIN }; +#ifdef CONFIG_INFINIBAND_QIB_DCA +struct qib_irq_notify { + int rcv; + void *arg; + struct irq_affinity_notify notify; +}; +#endif + struct qib_chip_specific { u64 __iomem *cregbase; u64 *cntrs; @@ -546,6 +558,12 @@ struct qib_chip_specific { u32 lastbuf_for_pio; u32 stay_in_freeze; u32 recovery_ports_initted; +#ifdef CONFIG_INFINIBAND_QIB_DCA + u32 dca_ctrl; + int rhdr_cpu[18]; + int sdma_cpu[2]; + u64 dca_rcvhdr_ctrl[5]; /* B, C, D, E, F */ +#endif struct qib_msix_entry *msix_entries; unsigned long *sendchkenable; unsigned long *sendgrhchk; @@ -573,7 +591,7 @@ struct vendor_txdds_ent { static void write_tx_serdes_param(struct qib_pportdata *, struct txdds_ent *); #define TXDDS_TABLE_SZ 16 /* number of entries per speed in onchip table */ -#define TXDDS_EXTRA_SZ 13 /* number of extra tx settings entries */ +#define TXDDS_EXTRA_SZ 18 /* number of extra tx settings entries */ #define TXDDS_MFG_SZ 2 /* number of mfg tx settings entries */ #define SERDES_CHANS 4 /* yes, it's obvious, but one less magic number */ @@ -635,6 +653,7 @@ struct qib_chippport_specific { u8 ibmalfusesnap; struct qib_qsfp_data qsfp_data; char epmsgbuf[192]; /* for port error interrupt msg buffer */ + char sdmamsgbuf[192]; /* for per-port sdma error messages */ }; static struct { @@ -642,28 +661,76 @@ static struct { irq_handler_t handler; int lsb; int port; /* 0 if not port-specific, else port # */ + int dca; } irq_table[] = { - { "", qib_7322intr, -1, 0 }, + { "", qib_7322intr, -1, 0, 0 }, { " (buf avail)", qib_7322bufavail, - SYM_LSB(IntStatus, SendBufAvail), 0 }, + SYM_LSB(IntStatus, SendBufAvail), 0, 0}, { " (sdma 0)", sdma_intr, - SYM_LSB(IntStatus, SDmaInt_0), 1 }, + SYM_LSB(IntStatus, SDmaInt_0), 1, 1 }, { " (sdma 1)", sdma_intr, - SYM_LSB(IntStatus, SDmaInt_1), 2 }, + SYM_LSB(IntStatus, SDmaInt_1), 2, 1 }, { " (sdmaI 0)", sdma_idle_intr, - SYM_LSB(IntStatus, SDmaIdleInt_0), 1 }, + SYM_LSB(IntStatus, SDmaIdleInt_0), 1, 1}, { " (sdmaI 1)", sdma_idle_intr, - SYM_LSB(IntStatus, SDmaIdleInt_1), 2 }, + SYM_LSB(IntStatus, SDmaIdleInt_1), 2, 1}, { " (sdmaP 0)", sdma_progress_intr, - SYM_LSB(IntStatus, SDmaProgressInt_0), 1 }, + SYM_LSB(IntStatus, SDmaProgressInt_0), 1, 1 }, { " (sdmaP 1)", sdma_progress_intr, - SYM_LSB(IntStatus, SDmaProgressInt_1), 2 }, + SYM_LSB(IntStatus, SDmaProgressInt_1), 2, 1 }, { " (sdmaC 0)", sdma_cleanup_intr, - SYM_LSB(IntStatus, SDmaCleanupDone_0), 1 }, + SYM_LSB(IntStatus, SDmaCleanupDone_0), 1, 0 }, { " (sdmaC 1)", sdma_cleanup_intr, - SYM_LSB(IntStatus, SDmaCleanupDone_1), 2 }, + SYM_LSB(IntStatus, SDmaCleanupDone_1), 2 , 0}, }; +#ifdef CONFIG_INFINIBAND_QIB_DCA + +static const struct dca_reg_map { + int shadow_inx; + int lsb; + u64 mask; + u16 regno; +} dca_rcvhdr_reg_map[] = { + { 0, SYM_LSB(DCACtrlB, RcvHdrq0DCAOPH), + ~SYM_MASK(DCACtrlB, RcvHdrq0DCAOPH) , KREG_IDX(DCACtrlB) }, + { 0, SYM_LSB(DCACtrlB, RcvHdrq1DCAOPH), + ~SYM_MASK(DCACtrlB, RcvHdrq1DCAOPH) , KREG_IDX(DCACtrlB) }, + { 0, SYM_LSB(DCACtrlB, RcvHdrq2DCAOPH), + ~SYM_MASK(DCACtrlB, RcvHdrq2DCAOPH) , KREG_IDX(DCACtrlB) }, + { 0, SYM_LSB(DCACtrlB, RcvHdrq3DCAOPH), + ~SYM_MASK(DCACtrlB, RcvHdrq3DCAOPH) , KREG_IDX(DCACtrlB) }, + { 1, SYM_LSB(DCACtrlC, RcvHdrq4DCAOPH), + ~SYM_MASK(DCACtrlC, RcvHdrq4DCAOPH) , KREG_IDX(DCACtrlC) }, + { 1, SYM_LSB(DCACtrlC, RcvHdrq5DCAOPH), + ~SYM_MASK(DCACtrlC, RcvHdrq5DCAOPH) , KREG_IDX(DCACtrlC) }, + { 1, SYM_LSB(DCACtrlC, RcvHdrq6DCAOPH), + ~SYM_MASK(DCACtrlC, RcvHdrq6DCAOPH) , KREG_IDX(DCACtrlC) }, + { 1, SYM_LSB(DCACtrlC, RcvHdrq7DCAOPH), + ~SYM_MASK(DCACtrlC, RcvHdrq7DCAOPH) , KREG_IDX(DCACtrlC) }, + { 2, SYM_LSB(DCACtrlD, RcvHdrq8DCAOPH), + ~SYM_MASK(DCACtrlD, RcvHdrq8DCAOPH) , KREG_IDX(DCACtrlD) }, + { 2, SYM_LSB(DCACtrlD, RcvHdrq9DCAOPH), + ~SYM_MASK(DCACtrlD, RcvHdrq9DCAOPH) , KREG_IDX(DCACtrlD) }, + { 2, SYM_LSB(DCACtrlD, RcvHdrq10DCAOPH), + ~SYM_MASK(DCACtrlD, RcvHdrq10DCAOPH) , KREG_IDX(DCACtrlD) }, + { 2, SYM_LSB(DCACtrlD, RcvHdrq11DCAOPH), + ~SYM_MASK(DCACtrlD, RcvHdrq11DCAOPH) , KREG_IDX(DCACtrlD) }, + { 3, SYM_LSB(DCACtrlE, RcvHdrq12DCAOPH), + ~SYM_MASK(DCACtrlE, RcvHdrq12DCAOPH) , KREG_IDX(DCACtrlE) }, + { 3, SYM_LSB(DCACtrlE, RcvHdrq13DCAOPH), + ~SYM_MASK(DCACtrlE, RcvHdrq13DCAOPH) , KREG_IDX(DCACtrlE) }, + { 3, SYM_LSB(DCACtrlE, RcvHdrq14DCAOPH), + ~SYM_MASK(DCACtrlE, RcvHdrq14DCAOPH) , KREG_IDX(DCACtrlE) }, + { 3, SYM_LSB(DCACtrlE, RcvHdrq15DCAOPH), + ~SYM_MASK(DCACtrlE, RcvHdrq15DCAOPH) , KREG_IDX(DCACtrlE) }, + { 4, SYM_LSB(DCACtrlF, RcvHdrq16DCAOPH), + ~SYM_MASK(DCACtrlF, RcvHdrq16DCAOPH) , KREG_IDX(DCACtrlF) }, + { 4, SYM_LSB(DCACtrlF, RcvHdrq17DCAOPH), + ~SYM_MASK(DCACtrlF, RcvHdrq17DCAOPH) , KREG_IDX(DCACtrlF) }, +}; +#endif + /* ibcctrl bits */ #define QLOGIC_IB_IBCC_LINKINITCMD_DISABLE 1 /* cycle through TS1/TS2 till OK */ @@ -686,6 +753,13 @@ static void write_7322_init_portregs(struct qib_pportdata *); static void setup_7322_link_recovery(struct qib_pportdata *, u32); static void check_7322_rxe_status(struct qib_pportdata *); static u32 __iomem *qib_7322_getsendbuf(struct qib_pportdata *, u64, u32 *); +#ifdef CONFIG_INFINIBAND_QIB_DCA +static void qib_setup_dca(struct qib_devdata *dd); +static void setup_dca_notifier(struct qib_devdata *dd, + struct qib_msix_entry *m); +static void reset_dca_notifier(struct qib_devdata *dd, + struct qib_msix_entry *m); +#endif /** * qib_read_ureg32 - read 32-bit virtualized per-context register @@ -1529,6 +1603,15 @@ static void sdma_7322_p_errors(struct qib_pportdata *ppd, u64 errs) spin_lock_irqsave(&ppd->sdma_lock, flags); + if (errs != QIB_E_P_SDMAHALT) { + /* SDMA errors have QIB_E_P_SDMAHALT and another bit set */ + qib_dev_porterr(dd, ppd->port, + "SDMA %s 0x%016llx %s\n", + qib_sdma_state_names[ppd->sdma_state.current_state], + errs, ppd->cpspec->sdmamsgbuf); + dump_sdma_7322_state(ppd); + } + switch (ppd->sdma_state.current_state) { case qib_sdma_state_s00_hw_down: break; @@ -2084,6 +2167,29 @@ static void qib_7322_handle_hwerrors(struct qib_devdata *dd, char *msg, qib_dev_err(dd, "%s hardware error\n", msg); + if (hwerrs & + (SYM_MASK(HwErrMask, SDmaMemReadErrMask_0) | + SYM_MASK(HwErrMask, SDmaMemReadErrMask_1))) { + int pidx = 0; + int err; + unsigned long flags; + struct qib_pportdata *ppd = dd->pport; + for (; pidx < dd->num_pports; ++pidx, ppd++) { + err = 0; + if (pidx == 0 && (hwerrs & + SYM_MASK(HwErrMask, SDmaMemReadErrMask_0))) + err++; + if (pidx == 1 && (hwerrs & + SYM_MASK(HwErrMask, SDmaMemReadErrMask_1))) + err++; + if (err) { + spin_lock_irqsave(&ppd->sdma_lock, flags); + dump_sdma_7322_state(ppd); + spin_unlock_irqrestore(&ppd->sdma_lock, flags); + } + } + } + if (isfatal && !dd->diag_client) { qib_dev_err(dd, "Fatal Hardware Error, no longer usable, SN %.16s\n", @@ -2558,6 +2664,162 @@ static void qib_setup_7322_setextled(struct qib_pportdata *ppd, u32 on) qib_write_kreg_port(ppd, krp_rcvpktledcnt, ledblink); } +#ifdef CONFIG_INFINIBAND_QIB_DCA + +static int qib_7322_notify_dca(struct qib_devdata *dd, unsigned long event) +{ + switch (event) { + case DCA_PROVIDER_ADD: + if (dd->flags & QIB_DCA_ENABLED) + break; + if (!dca_add_requester(&dd->pcidev->dev)) { + qib_devinfo(dd->pcidev, "DCA enabled\n"); + dd->flags |= QIB_DCA_ENABLED; + qib_setup_dca(dd); + } + break; + case DCA_PROVIDER_REMOVE: + if (dd->flags & QIB_DCA_ENABLED) { + dca_remove_requester(&dd->pcidev->dev); + dd->flags &= ~QIB_DCA_ENABLED; + dd->cspec->dca_ctrl = 0; + qib_write_kreg(dd, KREG_IDX(DCACtrlA), + dd->cspec->dca_ctrl); + } + break; + } + return 0; +} + +static void qib_update_rhdrq_dca(struct qib_ctxtdata *rcd, int cpu) +{ + struct qib_devdata *dd = rcd->dd; + struct qib_chip_specific *cspec = dd->cspec; + + if (!(dd->flags & QIB_DCA_ENABLED)) + return; + if (cspec->rhdr_cpu[rcd->ctxt] != cpu) { + const struct dca_reg_map *rmp; + + cspec->rhdr_cpu[rcd->ctxt] = cpu; + rmp = &dca_rcvhdr_reg_map[rcd->ctxt]; + cspec->dca_rcvhdr_ctrl[rmp->shadow_inx] &= rmp->mask; + cspec->dca_rcvhdr_ctrl[rmp->shadow_inx] |= + (u64) dca3_get_tag(&dd->pcidev->dev, cpu) << rmp->lsb; + qib_devinfo(dd->pcidev, + "Ctxt %d cpu %d dca %llx\n", rcd->ctxt, cpu, + (long long) cspec->dca_rcvhdr_ctrl[rmp->shadow_inx]); + qib_write_kreg(dd, rmp->regno, + cspec->dca_rcvhdr_ctrl[rmp->shadow_inx]); + cspec->dca_ctrl |= SYM_MASK(DCACtrlA, RcvHdrqDCAEnable); + qib_write_kreg(dd, KREG_IDX(DCACtrlA), cspec->dca_ctrl); + } +} + +static void qib_update_sdma_dca(struct qib_pportdata *ppd, int cpu) +{ + struct qib_devdata *dd = ppd->dd; + struct qib_chip_specific *cspec = dd->cspec; + unsigned pidx = ppd->port - 1; + + if (!(dd->flags & QIB_DCA_ENABLED)) + return; + if (cspec->sdma_cpu[pidx] != cpu) { + cspec->sdma_cpu[pidx] = cpu; + cspec->dca_rcvhdr_ctrl[4] &= ~(ppd->hw_pidx ? + SYM_MASK(DCACtrlF, SendDma1DCAOPH) : + SYM_MASK(DCACtrlF, SendDma0DCAOPH)); + cspec->dca_rcvhdr_ctrl[4] |= + (u64) dca3_get_tag(&dd->pcidev->dev, cpu) << + (ppd->hw_pidx ? + SYM_LSB(DCACtrlF, SendDma1DCAOPH) : + SYM_LSB(DCACtrlF, SendDma0DCAOPH)); + qib_devinfo(dd->pcidev, + "sdma %d cpu %d dca %llx\n", ppd->hw_pidx, cpu, + (long long) cspec->dca_rcvhdr_ctrl[4]); + qib_write_kreg(dd, KREG_IDX(DCACtrlF), + cspec->dca_rcvhdr_ctrl[4]); + cspec->dca_ctrl |= ppd->hw_pidx ? + SYM_MASK(DCACtrlA, SendDMAHead1DCAEnable) : + SYM_MASK(DCACtrlA, SendDMAHead0DCAEnable); + qib_write_kreg(dd, KREG_IDX(DCACtrlA), cspec->dca_ctrl); + } +} + +static void qib_setup_dca(struct qib_devdata *dd) +{ + struct qib_chip_specific *cspec = dd->cspec; + int i; + + for (i = 0; i < ARRAY_SIZE(cspec->rhdr_cpu); i++) + cspec->rhdr_cpu[i] = -1; + for (i = 0; i < ARRAY_SIZE(cspec->sdma_cpu); i++) + cspec->sdma_cpu[i] = -1; + cspec->dca_rcvhdr_ctrl[0] = + (1ULL << SYM_LSB(DCACtrlB, RcvHdrq0DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlB, RcvHdrq1DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlB, RcvHdrq2DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlB, RcvHdrq3DCAXfrCnt)); + cspec->dca_rcvhdr_ctrl[1] = + (1ULL << SYM_LSB(DCACtrlC, RcvHdrq4DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlC, RcvHdrq5DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlC, RcvHdrq6DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlC, RcvHdrq7DCAXfrCnt)); + cspec->dca_rcvhdr_ctrl[2] = + (1ULL << SYM_LSB(DCACtrlD, RcvHdrq8DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlD, RcvHdrq9DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlD, RcvHdrq10DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlD, RcvHdrq11DCAXfrCnt)); + cspec->dca_rcvhdr_ctrl[3] = + (1ULL << SYM_LSB(DCACtrlE, RcvHdrq12DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlE, RcvHdrq13DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlE, RcvHdrq14DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlE, RcvHdrq15DCAXfrCnt)); + cspec->dca_rcvhdr_ctrl[4] = + (1ULL << SYM_LSB(DCACtrlF, RcvHdrq16DCAXfrCnt)) | + (1ULL << SYM_LSB(DCACtrlF, RcvHdrq17DCAXfrCnt)); + for (i = 0; i < ARRAY_SIZE(cspec->sdma_cpu); i++) + qib_write_kreg(dd, KREG_IDX(DCACtrlB) + i, + cspec->dca_rcvhdr_ctrl[i]); + for (i = 0; i < cspec->num_msix_entries; i++) + setup_dca_notifier(dd, &cspec->msix_entries[i]); +} + +static void qib_irq_notifier_notify(struct irq_affinity_notify *notify, + const cpumask_t *mask) +{ + struct qib_irq_notify *n = + container_of(notify, struct qib_irq_notify, notify); + int cpu = cpumask_first(mask); + + if (n->rcv) { + struct qib_ctxtdata *rcd = (struct qib_ctxtdata *)n->arg; + qib_update_rhdrq_dca(rcd, cpu); + } else { + struct qib_pportdata *ppd = (struct qib_pportdata *)n->arg; + qib_update_sdma_dca(ppd, cpu); + } +} + +static void qib_irq_notifier_release(struct kref *ref) +{ + struct qib_irq_notify *n = + container_of(ref, struct qib_irq_notify, notify.kref); + struct qib_devdata *dd; + + if (n->rcv) { + struct qib_ctxtdata *rcd = (struct qib_ctxtdata *)n->arg; + dd = rcd->dd; + } else { + struct qib_pportdata *ppd = (struct qib_pportdata *)n->arg; + dd = ppd->dd; + } + qib_devinfo(dd->pcidev, + "release on HCA notify 0x%p n 0x%p\n", ref, n); + kfree(n); +} +#endif + /* * Disable MSIx interrupt if enabled, call generic MSIx code * to cleanup, and clear pending MSIx interrupts. @@ -2575,6 +2837,9 @@ static void qib_7322_nomsix(struct qib_devdata *dd) dd->cspec->num_msix_entries = 0; for (i = 0; i < n; i++) { +#ifdef CONFIG_INFINIBAND_QIB_DCA + reset_dca_notifier(dd, &dd->cspec->msix_entries[i]); +#endif irq_set_affinity_hint( dd->cspec->msix_entries[i].msix.vector, NULL); free_cpumask_var(dd->cspec->msix_entries[i].mask); @@ -2602,6 +2867,15 @@ static void qib_setup_7322_cleanup(struct qib_devdata *dd) { int i; +#ifdef CONFIG_INFINIBAND_QIB_DCA + if (dd->flags & QIB_DCA_ENABLED) { + dca_remove_requester(&dd->pcidev->dev); + dd->flags &= ~QIB_DCA_ENABLED; + dd->cspec->dca_ctrl = 0; + qib_write_kreg(dd, KREG_IDX(DCACtrlA), dd->cspec->dca_ctrl); + } +#endif + qib_7322_free_irq(dd); kfree(dd->cspec->cntrs); kfree(dd->cspec->sendchkenable); @@ -3068,6 +3342,53 @@ static irqreturn_t sdma_cleanup_intr(int irq, void *data) return IRQ_HANDLED; } +#ifdef CONFIG_INFINIBAND_QIB_DCA + +static void reset_dca_notifier(struct qib_devdata *dd, struct qib_msix_entry *m) +{ + if (!m->dca) + return; + qib_devinfo(dd->pcidev, + "Disabling notifier on HCA %d irq %d\n", + dd->unit, + m->msix.vector); + irq_set_affinity_notifier( + m->msix.vector, + NULL); + m->notifier = NULL; +} + +static void setup_dca_notifier(struct qib_devdata *dd, struct qib_msix_entry *m) +{ + struct qib_irq_notify *n; + + if (!m->dca) + return; + n = kzalloc(sizeof(*n), GFP_KERNEL); + if (n) { + int ret; + + m->notifier = n; + n->notify.irq = m->msix.vector; + n->notify.notify = qib_irq_notifier_notify; + n->notify.release = qib_irq_notifier_release; + n->arg = m->arg; + n->rcv = m->rcv; + qib_devinfo(dd->pcidev, + "set notifier irq %d rcv %d notify %p\n", + n->notify.irq, n->rcv, &n->notify); + ret = irq_set_affinity_notifier( + n->notify.irq, + &n->notify); + if (ret) { + m->notifier = NULL; + kfree(n); + } + } +} + +#endif + /* * Set up our chip-specific interrupt handler. * The interrupt type has already been setup, so @@ -3149,6 +3470,9 @@ try_intx: void *arg; u64 val; int lsb, reg, sh; +#ifdef CONFIG_INFINIBAND_QIB_DCA + int dca = 0; +#endif dd->cspec->msix_entries[msixnum]. name[sizeof(dd->cspec->msix_entries[msixnum].name) - 1] @@ -3161,6 +3485,9 @@ try_intx: arg = dd->pport + irq_table[i].port - 1; } else arg = dd; +#ifdef CONFIG_INFINIBAND_QIB_DCA + dca = irq_table[i].dca; +#endif lsb = irq_table[i].lsb; handler = irq_table[i].handler; snprintf(dd->cspec->msix_entries[msixnum].name, @@ -3178,6 +3505,9 @@ try_intx: continue; if (qib_krcvq01_no_msi && ctxt < 2) continue; +#ifdef CONFIG_INFINIBAND_QIB_DCA + dca = 1; +#endif lsb = QIB_I_RCVAVAIL_LSB + ctxt; handler = qib_7322pintr; snprintf(dd->cspec->msix_entries[msixnum].name, @@ -3203,6 +3533,11 @@ try_intx: goto try_intx; } dd->cspec->msix_entries[msixnum].arg = arg; +#ifdef CONFIG_INFINIBAND_QIB_DCA + dd->cspec->msix_entries[msixnum].dca = dca; + dd->cspec->msix_entries[msixnum].rcv = + handler == qib_7322pintr; +#endif if (lsb >= 0) { reg = lsb / IBA7322_REDIRECT_VEC_PER_REG; sh = (lsb % IBA7322_REDIRECT_VEC_PER_REG) * @@ -6452,6 +6787,86 @@ static void qib_sdma_set_7322_desc_cnt(struct qib_pportdata *ppd, unsigned cnt) qib_write_kreg_port(ppd, krp_senddmadesccnt, cnt); } +/* + * sdma_lock should be acquired before calling this routine + */ +static void dump_sdma_7322_state(struct qib_pportdata *ppd) +{ + u64 reg, reg1, reg2; + + reg = qib_read_kreg_port(ppd, krp_senddmastatus); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmastatus: 0x%016llx\n", reg); + + reg = qib_read_kreg_port(ppd, krp_sendctrl); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA sendctrl: 0x%016llx\n", reg); + + reg = qib_read_kreg_port(ppd, krp_senddmabase); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmabase: 0x%016llx\n", reg); + + reg = qib_read_kreg_port(ppd, krp_senddmabufmask0); + reg1 = qib_read_kreg_port(ppd, krp_senddmabufmask1); + reg2 = qib_read_kreg_port(ppd, krp_senddmabufmask2); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmabufmask 0:%llx 1:%llx 2:%llx\n", + reg, reg1, reg2); + + /* get bufuse bits, clear them, and print them again if non-zero */ + reg = qib_read_kreg_port(ppd, krp_senddmabuf_use0); + qib_write_kreg_port(ppd, krp_senddmabuf_use0, reg); + reg1 = qib_read_kreg_port(ppd, krp_senddmabuf_use1); + qib_write_kreg_port(ppd, krp_senddmabuf_use0, reg1); + reg2 = qib_read_kreg_port(ppd, krp_senddmabuf_use2); + qib_write_kreg_port(ppd, krp_senddmabuf_use0, reg2); + /* 0 and 1 should always be zero, so print as short form */ + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA current senddmabuf_use 0:%llx 1:%llx 2:%llx\n", + reg, reg1, reg2); + reg = qib_read_kreg_port(ppd, krp_senddmabuf_use0); + reg1 = qib_read_kreg_port(ppd, krp_senddmabuf_use1); + reg2 = qib_read_kreg_port(ppd, krp_senddmabuf_use2); + /* 0 and 1 should always be zero, so print as short form */ + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA cleared senddmabuf_use 0:%llx 1:%llx 2:%llx\n", + reg, reg1, reg2); + + reg = qib_read_kreg_port(ppd, krp_senddmatail); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmatail: 0x%016llx\n", reg); + + reg = qib_read_kreg_port(ppd, krp_senddmahead); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmahead: 0x%016llx\n", reg); + + reg = qib_read_kreg_port(ppd, krp_senddmaheadaddr); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmaheadaddr: 0x%016llx\n", reg); + + reg = qib_read_kreg_port(ppd, krp_senddmalengen); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmalengen: 0x%016llx\n", reg); + + reg = qib_read_kreg_port(ppd, krp_senddmadesccnt); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmadesccnt: 0x%016llx\n", reg); + + reg = qib_read_kreg_port(ppd, krp_senddmaidlecnt); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmaidlecnt: 0x%016llx\n", reg); + + reg = qib_read_kreg_port(ppd, krp_senddmaprioritythld); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmapriorityhld: 0x%016llx\n", reg); + + reg = qib_read_kreg_port(ppd, krp_senddmareloadcnt); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA senddmareloadcnt: 0x%016llx\n", reg); + + dump_sdma_state(ppd); +} + static struct sdma_set_state_action sdma_7322_action_table[] = { [qib_sdma_state_s00_hw_down] = { .go_s99_running_tofalse = 1, @@ -6885,6 +7300,9 @@ struct qib_devdata *qib_init_iba7322_funcs(struct pci_dev *pdev, dd->f_sdma_init_early = qib_7322_sdma_init_early; dd->f_writescratch = writescratch; dd->f_tempsense_rd = qib_7322_tempsense_rd; +#ifdef CONFIG_INFINIBAND_QIB_DCA + dd->f_notify_dca = qib_7322_notify_dca; +#endif /* * Do remaining PCIe setup and save PCIe values in dd. * Any error printing is already done by the init code. @@ -6921,7 +7339,7 @@ struct qib_devdata *qib_init_iba7322_funcs(struct pci_dev *pdev, actual_cnt -= dd->num_pports; tabsize = actual_cnt; - dd->cspec->msix_entries = kmalloc(tabsize * + dd->cspec->msix_entries = kzalloc(tabsize * sizeof(struct qib_msix_entry), GFP_KERNEL); if (!dd->cspec->msix_entries) { qib_dev_err(dd, "No memory for MSIx table\n"); @@ -6941,7 +7359,13 @@ struct qib_devdata *qib_init_iba7322_funcs(struct pci_dev *pdev, /* clear diagctrl register, in case diags were running and crashed */ qib_write_kreg(dd, kr_hwdiagctrl, 0); - +#ifdef CONFIG_INFINIBAND_QIB_DCA + if (!dca_add_requester(&pdev->dev)) { + qib_devinfo(dd->pcidev, "DCA enabled\n"); + dd->flags |= QIB_DCA_ENABLED; + qib_setup_dca(dd); + } +#endif goto bail; bail_cleanup: @@ -7156,15 +7580,20 @@ static const struct txdds_ent txdds_extra_sdr[TXDDS_EXTRA_SZ] = { { 0, 0, 0, 1 }, /* QMH7342 backplane settings */ { 0, 0, 0, 2 }, /* QMH7342 backplane settings */ { 0, 0, 0, 2 }, /* QMH7342 backplane settings */ - { 0, 0, 0, 11 }, /* QME7342 backplane settings */ - { 0, 0, 0, 11 }, /* QME7342 backplane settings */ - { 0, 0, 0, 11 }, /* QME7342 backplane settings */ - { 0, 0, 0, 11 }, /* QME7342 backplane settings */ - { 0, 0, 0, 11 }, /* QME7342 backplane settings */ - { 0, 0, 0, 11 }, /* QME7342 backplane settings */ - { 0, 0, 0, 11 }, /* QME7342 backplane settings */ { 0, 0, 0, 3 }, /* QMH7342 backplane settings */ { 0, 0, 0, 4 }, /* QMH7342 backplane settings */ + { 0, 1, 4, 15 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 3, 15 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 12 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 11 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 9 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 14 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 2, 15 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 11 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 7 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 9 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 6 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 8 }, /* QME7342 backplane settings 1.1 */ }; static const struct txdds_ent txdds_extra_ddr[TXDDS_EXTRA_SZ] = { @@ -7173,15 +7602,20 @@ static const struct txdds_ent txdds_extra_ddr[TXDDS_EXTRA_SZ] = { { 0, 0, 0, 7 }, /* QMH7342 backplane settings */ { 0, 0, 0, 8 }, /* QMH7342 backplane settings */ { 0, 0, 0, 8 }, /* QMH7342 backplane settings */ - { 0, 0, 0, 13 }, /* QME7342 backplane settings */ - { 0, 0, 0, 13 }, /* QME7342 backplane settings */ - { 0, 0, 0, 13 }, /* QME7342 backplane settings */ - { 0, 0, 0, 13 }, /* QME7342 backplane settings */ - { 0, 0, 0, 13 }, /* QME7342 backplane settings */ - { 0, 0, 0, 13 }, /* QME7342 backplane settings */ - { 0, 0, 0, 13 }, /* QME7342 backplane settings */ { 0, 0, 0, 9 }, /* QMH7342 backplane settings */ { 0, 0, 0, 10 }, /* QMH7342 backplane settings */ + { 0, 1, 4, 15 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 3, 15 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 12 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 11 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 9 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 14 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 2, 15 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 11 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 7 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 9 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 6 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 8 }, /* QME7342 backplane settings 1.1 */ }; static const struct txdds_ent txdds_extra_qdr[TXDDS_EXTRA_SZ] = { @@ -7190,15 +7624,20 @@ static const struct txdds_ent txdds_extra_qdr[TXDDS_EXTRA_SZ] = { { 0, 1, 0, 5 }, /* QMH7342 backplane settings */ { 0, 1, 0, 6 }, /* QMH7342 backplane settings */ { 0, 1, 0, 8 }, /* QMH7342 backplane settings */ - { 0, 1, 12, 10 }, /* QME7342 backplane setting */ - { 0, 1, 12, 11 }, /* QME7342 backplane setting */ - { 0, 1, 12, 12 }, /* QME7342 backplane setting */ - { 0, 1, 12, 14 }, /* QME7342 backplane setting */ - { 0, 1, 12, 6 }, /* QME7342 backplane setting */ - { 0, 1, 12, 7 }, /* QME7342 backplane setting */ - { 0, 1, 12, 8 }, /* QME7342 backplane setting */ { 0, 1, 0, 10 }, /* QMH7342 backplane settings */ { 0, 1, 0, 12 }, /* QMH7342 backplane settings */ + { 0, 1, 4, 15 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 3, 15 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 12 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 11 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 9 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 14 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 2, 15 }, /* QME7342 backplane settings 1.0 */ + { 0, 1, 0, 11 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 7 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 9 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 6 }, /* QME7342 backplane settings 1.1 */ + { 0, 1, 0, 8 }, /* QME7342 backplane settings 1.1 */ }; static const struct txdds_ent txdds_extra_mfg[TXDDS_MFG_SZ] = { diff --git a/drivers/infiniband/hw/qib/qib_init.c b/drivers/infiniband/hw/qib/qib_init.c index 173f805..36e048e 100644 --- a/drivers/infiniband/hw/qib/qib_init.c +++ b/drivers/infiniband/hw/qib/qib_init.c @@ -39,10 +39,17 @@ #include #include #include +#ifdef CONFIG_INFINIBAND_QIB_DCA +#include +#endif #include "qib.h" #include "qib_common.h" #include "qib_mad.h" +#ifdef CONFIG_DEBUG_FS +#include "qib_debugfs.h" +#include "qib_verbs.h" +#endif #undef pr_fmt #define pr_fmt(fmt) QIB_DRV_NAME ": " fmt @@ -64,6 +71,11 @@ ushort qib_cfgctxts; module_param_named(cfgctxts, qib_cfgctxts, ushort, S_IRUGO); MODULE_PARM_DESC(cfgctxts, "Set max number of contexts to use"); +unsigned qib_numa_aware; +module_param_named(numa_aware, qib_numa_aware, uint, S_IRUGO); +MODULE_PARM_DESC(numa_aware, + "0 -> PSM allocation close to HCA, 1 -> PSM allocation local to process"); + /* * If set, do not write to any regs if avoidable, hack to allow * check for deranged default register values. @@ -89,8 +101,6 @@ unsigned qib_wc_pat = 1; /* default (1) is to use PAT, not MTRR */ module_param_named(wc_pat, qib_wc_pat, uint, S_IRUGO); MODULE_PARM_DESC(wc_pat, "enable write-combining via PAT mechanism"); -struct workqueue_struct *qib_cq_wq; - static void verify_interrupt(unsigned long); static struct idr qib_unit_table; @@ -121,6 +131,11 @@ int qib_create_ctxts(struct qib_devdata *dd) { unsigned i; int ret; + int local_node_id = pcibus_to_node(dd->pcidev->bus); + + if (local_node_id < 0) + local_node_id = numa_node_id(); + dd->assigned_node_id = local_node_id; /* * Allocate full ctxtcnt array, rather than just cfgctxts, because @@ -143,7 +158,8 @@ int qib_create_ctxts(struct qib_devdata *dd) continue; ppd = dd->pport + (i % dd->num_pports); - rcd = qib_create_ctxtdata(ppd, i); + + rcd = qib_create_ctxtdata(ppd, i, dd->assigned_node_id); if (!rcd) { qib_dev_err(dd, "Unable to allocate ctxtdata for Kernel ctxt, failing\n"); @@ -161,20 +177,33 @@ done: /* * Common code for user and kernel context setup. */ -struct qib_ctxtdata *qib_create_ctxtdata(struct qib_pportdata *ppd, u32 ctxt) +struct qib_ctxtdata *qib_create_ctxtdata(struct qib_pportdata *ppd, u32 ctxt, + int node_id) { struct qib_devdata *dd = ppd->dd; struct qib_ctxtdata *rcd; - rcd = kzalloc(sizeof(*rcd), GFP_KERNEL); + rcd = kzalloc_node(sizeof(*rcd), GFP_KERNEL, node_id); if (rcd) { INIT_LIST_HEAD(&rcd->qp_wait_list); + rcd->node_id = node_id; rcd->ppd = ppd; rcd->dd = dd; rcd->cnt = 1; rcd->ctxt = ctxt; dd->rcd[ctxt] = rcd; - +#ifdef CONFIG_DEBUG_FS + if (ctxt < dd->first_user_ctxt) { /* N/A for PSM contexts */ + rcd->opstats = kzalloc_node(sizeof(*rcd->opstats), + GFP_KERNEL, node_id); + if (!rcd->opstats) { + kfree(rcd); + qib_dev_err(dd, + "Unable to allocate per ctxt stats buffer\n"); + return NULL; + } + } +#endif dd->f_init_ctxt(rcd); /* @@ -429,6 +458,7 @@ static int loadtime_init(struct qib_devdata *dd) dd->intrchk_timer.function = verify_interrupt; dd->intrchk_timer.data = (unsigned long) dd; + ret = qib_cq_init(dd); done: return ret; } @@ -944,6 +974,10 @@ void qib_free_ctxtdata(struct qib_devdata *dd, struct qib_ctxtdata *rcd) vfree(rcd->subctxt_uregbase); vfree(rcd->subctxt_rcvegrbuf); vfree(rcd->subctxt_rcvhdr_base); +#ifdef CONFIG_DEBUG_FS + kfree(rcd->opstats); + rcd->opstats = NULL; +#endif kfree(rcd); } @@ -1033,7 +1067,6 @@ done: dd->f_set_armlaunch(dd, 1); } - void qib_free_devdata(struct qib_devdata *dd) { unsigned long flags; @@ -1043,6 +1076,9 @@ void qib_free_devdata(struct qib_devdata *dd) list_del(&dd->list); spin_unlock_irqrestore(&qib_devs_lock, flags); +#ifdef CONFIG_DEBUG_FS + qib_dbg_ibdev_exit(&dd->verbs_dev); +#endif ib_dealloc_device(&dd->verbs_dev.ibdev); } @@ -1066,6 +1102,10 @@ struct qib_devdata *qib_alloc_devdata(struct pci_dev *pdev, size_t extra) goto bail; } +#ifdef CONFIG_DEBUG_FS + qib_dbg_ibdev_init(&dd->verbs_dev); +#endif + idr_preload(GFP_KERNEL); spin_lock_irqsave(&qib_devs_lock, flags); @@ -1081,6 +1121,9 @@ struct qib_devdata *qib_alloc_devdata(struct pci_dev *pdev, size_t extra) if (ret < 0) { qib_early_err(&pdev->dev, "Could not allocate unit ID: error %d\n", -ret); +#ifdef CONFIG_DEBUG_FS + qib_dbg_ibdev_exit(&dd->verbs_dev); +#endif ib_dealloc_device(&dd->verbs_dev.ibdev); dd = ERR_PTR(ret); goto bail; @@ -1158,6 +1201,35 @@ struct pci_driver qib_driver = { .err_handler = &qib_pci_err_handler, }; +#ifdef CONFIG_INFINIBAND_QIB_DCA + +static int qib_notify_dca(struct notifier_block *, unsigned long, void *); +static struct notifier_block dca_notifier = { + .notifier_call = qib_notify_dca, + .next = NULL, + .priority = 0 +}; + +static int qib_notify_dca_device(struct device *device, void *data) +{ + struct qib_devdata *dd = dev_get_drvdata(device); + unsigned long event = *(unsigned long *)data; + + return dd->f_notify_dca(dd, event); +} + +static int qib_notify_dca(struct notifier_block *nb, unsigned long event, + void *p) +{ + int rval; + + rval = driver_for_each_device(&qib_driver.driver, NULL, + &event, qib_notify_dca_device); + return rval ? NOTIFY_BAD : NOTIFY_DONE; +} + +#endif + /* * Do all the generic driver unit- and chip-independent memory * allocation and initialization. @@ -1170,22 +1242,22 @@ static int __init qlogic_ib_init(void) if (ret) goto bail; - qib_cq_wq = create_singlethread_workqueue("qib_cq"); - if (!qib_cq_wq) { - ret = -ENOMEM; - goto bail_dev; - } - /* * These must be called before the driver is registered with * the PCI subsystem. */ idr_init(&qib_unit_table); +#ifdef CONFIG_INFINIBAND_QIB_DCA + dca_register_notify(&dca_notifier); +#endif +#ifdef CONFIG_DEBUG_FS + qib_dbg_init(); +#endif ret = pci_register_driver(&qib_driver); if (ret < 0) { pr_err("Unable to register driver: error %d\n", -ret); - goto bail_unit; + goto bail_dev; } /* not fatal if it doesn't work */ @@ -1193,10 +1265,14 @@ static int __init qlogic_ib_init(void) pr_err("Unable to register ipathfs\n"); goto bail; /* all OK */ -bail_unit: - idr_destroy(&qib_unit_table); - destroy_workqueue(qib_cq_wq); bail_dev: +#ifdef CONFIG_INFINIBAND_QIB_DCA + dca_unregister_notify(&dca_notifier); +#endif +#ifdef CONFIG_DEBUG_FS + qib_dbg_exit(); +#endif + idr_destroy(&qib_unit_table); qib_dev_cleanup(); bail: return ret; @@ -1217,9 +1293,13 @@ static void __exit qlogic_ib_cleanup(void) "Unable to cleanup counter filesystem: error %d\n", -ret); +#ifdef CONFIG_INFINIBAND_QIB_DCA + dca_unregister_notify(&dca_notifier); +#endif pci_unregister_driver(&qib_driver); - - destroy_workqueue(qib_cq_wq); +#ifdef CONFIG_DEBUG_FS + qib_dbg_exit(); +#endif qib_cpulist_count = 0; kfree(qib_cpulist); @@ -1270,7 +1350,7 @@ static void cleanup_device_data(struct qib_devdata *dd) if (dd->pageshadow) { struct page **tmpp = dd->pageshadow; dma_addr_t *tmpd = dd->physshadow; - int i, cnt = 0; + int i; for (ctxt = 0; ctxt < dd->cfgctxts; ctxt++) { int ctxt_tidbase = ctxt * dd->rcvtidcnt; @@ -1283,13 +1363,13 @@ static void cleanup_device_data(struct qib_devdata *dd) PAGE_SIZE, PCI_DMA_FROMDEVICE); qib_release_user_pages(&tmpp[i], 1); tmpp[i] = NULL; - cnt++; } } - tmpp = dd->pageshadow; dd->pageshadow = NULL; vfree(tmpp); + dd->physshadow = NULL; + vfree(tmpd); } /* @@ -1311,6 +1391,7 @@ static void cleanup_device_data(struct qib_devdata *dd) } kfree(tmp); kfree(dd->boardname); + qib_cq_exit(dd); } /* @@ -1483,6 +1564,7 @@ static void qib_remove_one(struct pci_dev *pdev) int qib_create_rcvhdrq(struct qib_devdata *dd, struct qib_ctxtdata *rcd) { unsigned amt; + int old_node_id; if (!rcd->rcvhdrq) { dma_addr_t phys_hdrqtail; @@ -1492,9 +1574,13 @@ int qib_create_rcvhdrq(struct qib_devdata *dd, struct qib_ctxtdata *rcd) sizeof(u32), PAGE_SIZE); gfp_flags = (rcd->ctxt >= dd->first_user_ctxt) ? GFP_USER : GFP_KERNEL; + + old_node_id = dev_to_node(&dd->pcidev->dev); + set_dev_node(&dd->pcidev->dev, rcd->node_id); rcd->rcvhdrq = dma_alloc_coherent( &dd->pcidev->dev, amt, &rcd->rcvhdrq_phys, gfp_flags | __GFP_COMP); + set_dev_node(&dd->pcidev->dev, old_node_id); if (!rcd->rcvhdrq) { qib_dev_err(dd, @@ -1510,9 +1596,11 @@ int qib_create_rcvhdrq(struct qib_devdata *dd, struct qib_ctxtdata *rcd) } if (!(dd->flags & QIB_NODMA_RTAIL)) { + set_dev_node(&dd->pcidev->dev, rcd->node_id); rcd->rcvhdrtail_kvaddr = dma_alloc_coherent( &dd->pcidev->dev, PAGE_SIZE, &phys_hdrqtail, gfp_flags); + set_dev_node(&dd->pcidev->dev, old_node_id); if (!rcd->rcvhdrtail_kvaddr) goto bail_free; rcd->rcvhdrqtailaddr_phys = phys_hdrqtail; @@ -1556,6 +1644,7 @@ int qib_setup_eagerbufs(struct qib_ctxtdata *rcd) unsigned e, egrcnt, egrperchunk, chunk, egrsize, egroff; size_t size; gfp_t gfp_flags; + int old_node_id; /* * GFP_USER, but without GFP_FS, so buffer cache can be @@ -1574,25 +1663,29 @@ int qib_setup_eagerbufs(struct qib_ctxtdata *rcd) size = rcd->rcvegrbuf_size; if (!rcd->rcvegrbuf) { rcd->rcvegrbuf = - kzalloc(chunk * sizeof(rcd->rcvegrbuf[0]), - GFP_KERNEL); + kzalloc_node(chunk * sizeof(rcd->rcvegrbuf[0]), + GFP_KERNEL, rcd->node_id); if (!rcd->rcvegrbuf) goto bail; } if (!rcd->rcvegrbuf_phys) { rcd->rcvegrbuf_phys = - kmalloc(chunk * sizeof(rcd->rcvegrbuf_phys[0]), - GFP_KERNEL); + kmalloc_node(chunk * sizeof(rcd->rcvegrbuf_phys[0]), + GFP_KERNEL, rcd->node_id); if (!rcd->rcvegrbuf_phys) goto bail_rcvegrbuf; } for (e = 0; e < rcd->rcvegrbuf_chunks; e++) { if (rcd->rcvegrbuf[e]) continue; + + old_node_id = dev_to_node(&dd->pcidev->dev); + set_dev_node(&dd->pcidev->dev, rcd->node_id); rcd->rcvegrbuf[e] = dma_alloc_coherent(&dd->pcidev->dev, size, &rcd->rcvegrbuf_phys[e], gfp_flags); + set_dev_node(&dd->pcidev->dev, old_node_id); if (!rcd->rcvegrbuf[e]) goto bail_rcvegrbuf_phys; } diff --git a/drivers/infiniband/hw/qib/qib_qp.c b/drivers/infiniband/hw/qib/qib_qp.c index a6a2cc2..3cca55b 100644 --- a/drivers/infiniband/hw/qib/qib_qp.c +++ b/drivers/infiniband/hw/qib/qib_qp.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012 Intel Corporation. All rights reserved. + * Copyright (c) 2012, 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. * All rights reserved. * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved. * @@ -35,6 +35,9 @@ #include #include #include +#ifdef CONFIG_DEBUG_FS +#include +#endif #include "qib.h" @@ -222,8 +225,8 @@ static void insert_qp(struct qib_ibdev *dev, struct qib_qp *qp) unsigned long flags; unsigned n = qpn_hash(dev, qp->ibqp.qp_num); - spin_lock_irqsave(&dev->qpt_lock, flags); atomic_inc(&qp->refcount); + spin_lock_irqsave(&dev->qpt_lock, flags); if (qp->ibqp.qp_num == 0) rcu_assign_pointer(ibp->qp0, qp); @@ -235,7 +238,6 @@ static void insert_qp(struct qib_ibdev *dev, struct qib_qp *qp) } spin_unlock_irqrestore(&dev->qpt_lock, flags); - synchronize_rcu(); } /* @@ -247,36 +249,39 @@ static void remove_qp(struct qib_ibdev *dev, struct qib_qp *qp) struct qib_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); unsigned n = qpn_hash(dev, qp->ibqp.qp_num); unsigned long flags; + int removed = 1; spin_lock_irqsave(&dev->qpt_lock, flags); if (rcu_dereference_protected(ibp->qp0, lockdep_is_held(&dev->qpt_lock)) == qp) { - atomic_dec(&qp->refcount); rcu_assign_pointer(ibp->qp0, NULL); } else if (rcu_dereference_protected(ibp->qp1, lockdep_is_held(&dev->qpt_lock)) == qp) { - atomic_dec(&qp->refcount); rcu_assign_pointer(ibp->qp1, NULL); } else { struct qib_qp *q; struct qib_qp __rcu **qpp; + removed = 0; qpp = &dev->qp_table[n]; for (; (q = rcu_dereference_protected(*qpp, lockdep_is_held(&dev->qpt_lock))) != NULL; qpp = &q->next) if (q == qp) { - atomic_dec(&qp->refcount); rcu_assign_pointer(*qpp, rcu_dereference_protected(qp->next, lockdep_is_held(&dev->qpt_lock))); + removed = 1; break; } } spin_unlock_irqrestore(&dev->qpt_lock, flags); - synchronize_rcu(); + if (removed) { + synchronize_rcu(); + atomic_dec(&qp->refcount); + } } /** @@ -334,26 +339,25 @@ struct qib_qp *qib_lookup_qpn(struct qib_ibport *ibp, u32 qpn) { struct qib_qp *qp = NULL; + rcu_read_lock(); if (unlikely(qpn <= 1)) { - rcu_read_lock(); if (qpn == 0) qp = rcu_dereference(ibp->qp0); else qp = rcu_dereference(ibp->qp1); + if (qp) + atomic_inc(&qp->refcount); } else { struct qib_ibdev *dev = &ppd_from_ibp(ibp)->dd->verbs_dev; unsigned n = qpn_hash(dev, qpn); - rcu_read_lock(); for (qp = rcu_dereference(dev->qp_table[n]); qp; qp = rcu_dereference(qp->next)) - if (qp->ibqp.qp_num == qpn) + if (qp->ibqp.qp_num == qpn) { + atomic_inc(&qp->refcount); break; + } } - if (qp) - if (unlikely(!atomic_inc_not_zero(&qp->refcount))) - qp = NULL; - rcu_read_unlock(); return qp; } @@ -1286,3 +1290,94 @@ void qib_get_credit(struct qib_qp *qp, u32 aeth) } } } + +#ifdef CONFIG_DEBUG_FS + +struct qib_qp_iter { + struct qib_ibdev *dev; + struct qib_qp *qp; + int n; +}; + +struct qib_qp_iter *qib_qp_iter_init(struct qib_ibdev *dev) +{ + struct qib_qp_iter *iter; + + iter = kzalloc(sizeof(*iter), GFP_KERNEL); + if (!iter) + return NULL; + + iter->dev = dev; + if (qib_qp_iter_next(iter)) { + kfree(iter); + return NULL; + } + + return iter; +} + +int qib_qp_iter_next(struct qib_qp_iter *iter) +{ + struct qib_ibdev *dev = iter->dev; + int n = iter->n; + int ret = 1; + struct qib_qp *pqp = iter->qp; + struct qib_qp *qp; + + rcu_read_lock(); + for (; n < dev->qp_table_size; n++) { + if (pqp) + qp = rcu_dereference(pqp->next); + else + qp = rcu_dereference(dev->qp_table[n]); + pqp = qp; + if (qp) { + if (iter->qp) + atomic_dec(&iter->qp->refcount); + atomic_inc(&qp->refcount); + rcu_read_unlock(); + iter->qp = qp; + iter->n = n; + return 0; + } + } + rcu_read_unlock(); + if (iter->qp) + atomic_dec(&iter->qp->refcount); + return ret; +} + +static const char * const qp_type_str[] = { + "SMI", "GSI", "RC", "UC", "UD", +}; + +void qib_qp_iter_print(struct seq_file *s, struct qib_qp_iter *iter) +{ + struct qib_swqe *wqe; + struct qib_qp *qp = iter->qp; + + wqe = get_swqe_ptr(qp, qp->s_last); + seq_printf(s, + "N %d QP%u %s %u %u %u f=%x %u %u %u %u %u PSN %x %x %x %x %x (%u %u %u %u %u %u) QP%u LID %x\n", + iter->n, + qp->ibqp.qp_num, + qp_type_str[qp->ibqp.qp_type], + qp->state, + wqe->wr.opcode, + qp->s_hdrwords, + qp->s_flags, + atomic_read(&qp->s_dma_busy), + !list_empty(&qp->iowait), + qp->timeout, + wqe->ssn, + qp->s_lsn, + qp->s_last_psn, + qp->s_psn, qp->s_next_psn, + qp->s_sending_psn, qp->s_sending_hpsn, + qp->s_last, qp->s_acked, qp->s_cur, + qp->s_tail, qp->s_head, qp->s_size, + qp->remote_qpn, + qp->remote_ah_attr.dlid); +} + +#endif diff --git a/drivers/infiniband/hw/qib/qib_sdma.c b/drivers/infiniband/hw/qib/qib_sdma.c index 3fc5144..32162d3 100644 --- a/drivers/infiniband/hw/qib/qib_sdma.c +++ b/drivers/infiniband/hw/qib/qib_sdma.c @@ -708,6 +708,62 @@ unlock: return ret; } +/* + * sdma_lock should be acquired before calling this routine + */ +void dump_sdma_state(struct qib_pportdata *ppd) +{ + struct qib_sdma_desc *descq; + struct qib_sdma_txreq *txp, *txpnext; + __le64 *descqp; + u64 desc[2]; + dma_addr_t addr; + u16 gen, dwlen, dwoffset; + u16 head, tail, cnt; + + head = ppd->sdma_descq_head; + tail = ppd->sdma_descq_tail; + cnt = qib_sdma_descq_freecnt(ppd); + descq = ppd->sdma_descq; + + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA ppd->sdma_descq_head: %u\n", head); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA ppd->sdma_descq_tail: %u\n", tail); + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA sdma_descq_freecnt: %u\n", cnt); + + /* print info for each entry in the descriptor queue */ + while (head != tail) { + char flags[6] = { 'x', 'x', 'x', 'x', 'x', 0 }; + + descqp = &descq[head].qw[0]; + desc[0] = le64_to_cpu(descqp[0]); + desc[1] = le64_to_cpu(descqp[1]); + flags[0] = (desc[0] & 1<<15) ? 'I' : '-'; + flags[1] = (desc[0] & 1<<14) ? 'L' : 'S'; + flags[2] = (desc[0] & 1<<13) ? 'H' : '-'; + flags[3] = (desc[0] & 1<<12) ? 'F' : '-'; + flags[4] = (desc[0] & 1<<11) ? 'L' : '-'; + addr = (desc[1] << 32) | ((desc[0] >> 32) & 0xfffffffcULL); + gen = (desc[0] >> 30) & 3ULL; + dwlen = (desc[0] >> 14) & (0x7ffULL << 2); + dwoffset = (desc[0] & 0x7ffULL) << 2; + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA sdmadesc[%u]: flags:%s addr:0x%016llx gen:%u len:%u bytes offset:%u bytes\n", + head, flags, addr, gen, dwlen, dwoffset); + if (++head == ppd->sdma_descq_cnt) + head = 0; + } + + /* print dma descriptor indices from the TX requests */ + list_for_each_entry_safe(txp, txpnext, &ppd->sdma_activelist, + list) + qib_dev_porterr(ppd->dd, ppd->port, + "SDMA txp->start_idx: %u txp->next_descq_idx: %u\n", + txp->start_idx, txp->next_descq_idx); +} + void qib_sdma_process_event(struct qib_pportdata *ppd, enum qib_sdma_events event) { diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c index 904c384..092b0bb 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.c +++ b/drivers/infiniband/hw/qib/qib_verbs.c @@ -645,9 +645,11 @@ void qib_ib_rcv(struct qib_ctxtdata *rcd, void *rhdr, void *data, u32 tlen) } else goto drop; - opcode = be32_to_cpu(ohdr->bth[0]) >> 24; - ibp->opstats[opcode & 0x7f].n_bytes += tlen; - ibp->opstats[opcode & 0x7f].n_packets++; + opcode = (be32_to_cpu(ohdr->bth[0]) >> 24) & 0x7f; +#ifdef CONFIG_DEBUG_FS + rcd->opstats->stats[opcode].n_bytes += tlen; + rcd->opstats->stats[opcode].n_packets++; +#endif /* Get the destination QP number. */ qp_num = be32_to_cpu(ohdr->bth[1]) & QIB_QPN_MASK; diff --git a/drivers/infiniband/hw/qib/qib_verbs.h b/drivers/infiniband/hw/qib/qib_verbs.h index aff8b2c..012e2c7 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.h +++ b/drivers/infiniband/hw/qib/qib_verbs.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012 Intel Corporation. All rights reserved. + * Copyright (c) 2012, 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved. * @@ -41,6 +41,7 @@ #include #include #include +#include #include #include #include @@ -267,7 +268,8 @@ struct qib_cq_wc { */ struct qib_cq { struct ib_cq ibcq; - struct work_struct comptask; + struct kthread_work comptask; + struct qib_devdata *dd; spinlock_t lock; /* protect changes in this struct */ u8 notify; u8 triggered; @@ -658,6 +660,10 @@ struct qib_opcode_stats { u64 n_bytes; /* total number of bytes */ }; +struct qib_opcode_stats_perctx { + struct qib_opcode_stats stats[128]; +}; + struct qib_ibport { struct qib_qp __rcu *qp0; struct qib_qp __rcu *qp1; @@ -724,7 +730,6 @@ struct qib_ibport { u8 vl_high_limit; u8 sl_to_vl[16]; - struct qib_opcode_stats opstats[128]; }; @@ -768,6 +773,10 @@ struct qib_ibdev { spinlock_t n_srqs_lock; u32 n_mcast_grps_allocated; /* number of mcast groups allocated */ spinlock_t n_mcast_grps_lock; +#ifdef CONFIG_DEBUG_FS + /* per HCA debugfs */ + struct dentry *qib_ibdev_dbg; +#endif }; struct qib_verbs_counters { @@ -832,8 +841,6 @@ static inline int qib_send_ok(struct qib_qp *qp) !(qp->s_flags & QIB_S_ANY_WAIT_SEND)); } -extern struct workqueue_struct *qib_cq_wq; - /* * This must be called with s_lock held. */ @@ -910,6 +917,18 @@ void qib_init_qpn_table(struct qib_devdata *dd, struct qib_qpn_table *qpt); void qib_free_qpn_table(struct qib_qpn_table *qpt); +#ifdef CONFIG_DEBUG_FS + +struct qib_qp_iter; + +struct qib_qp_iter *qib_qp_iter_init(struct qib_ibdev *dev); + +int qib_qp_iter_next(struct qib_qp_iter *iter); + +void qib_qp_iter_print(struct seq_file *s, struct qib_qp_iter *iter); + +#endif + void qib_get_credit(struct qib_qp *qp, u32 aeth); unsigned qib_pkt_delay(u32 plen, u8 snd_mult, u8 rcv_mult); @@ -972,6 +991,10 @@ int qib_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr); int qib_destroy_srq(struct ib_srq *ibsrq); +int qib_cq_init(struct qib_devdata *dd); + +void qib_cq_exit(struct qib_devdata *dd); + void qib_cq_enter(struct qib_cq *cq, struct ib_wc *entry, int sig); int qib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *entry); diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index 7ccf328..f93baf8 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -53,8 +53,8 @@ #define DRV_NAME "ib_srp" #define PFX DRV_NAME ": " -#define DRV_VERSION "0.2" -#define DRV_RELDATE "November 1, 2005" +#define DRV_VERSION "1.0" +#define DRV_RELDATE "July 1, 2013" MODULE_AUTHOR("Roland Dreier"); MODULE_DESCRIPTION("InfiniBand SCSI RDMA Protocol initiator " @@ -231,14 +231,16 @@ static int srp_create_target_ib(struct srp_target_port *target) return -ENOMEM; recv_cq = ib_create_cq(target->srp_host->srp_dev->dev, - srp_recv_completion, NULL, target, SRP_RQ_SIZE, 0); + srp_recv_completion, NULL, target, SRP_RQ_SIZE, + target->comp_vector); if (IS_ERR(recv_cq)) { ret = PTR_ERR(recv_cq); goto err; } send_cq = ib_create_cq(target->srp_host->srp_dev->dev, - srp_send_completion, NULL, target, SRP_SQ_SIZE, 0); + srp_send_completion, NULL, target, SRP_SQ_SIZE, + target->comp_vector); if (IS_ERR(send_cq)) { ret = PTR_ERR(send_cq); goto err_recv_cq; @@ -542,11 +544,11 @@ static void srp_remove_work(struct work_struct *work) WARN_ON_ONCE(target->state != SRP_TARGET_REMOVED); + srp_remove_target(target); + spin_lock(&target->srp_host->target_lock); list_del(&target->list); spin_unlock(&target->srp_host->target_lock); - - srp_remove_target(target); } static void srp_rport_delete(struct srp_rport *rport) @@ -1744,18 +1746,24 @@ static int srp_abort(struct scsi_cmnd *scmnd) { struct srp_target_port *target = host_to_target(scmnd->device->host); struct srp_request *req = (struct srp_request *) scmnd->host_scribble; + int ret; shost_printk(KERN_ERR, target->scsi_host, "SRP abort called\n"); if (!req || !srp_claim_req(target, req, scmnd)) return FAILED; - srp_send_tsk_mgmt(target, req->index, scmnd->device->lun, - SRP_TSK_ABORT_TASK); + if (srp_send_tsk_mgmt(target, req->index, scmnd->device->lun, + SRP_TSK_ABORT_TASK) == 0) + ret = SUCCESS; + else if (target->transport_offline) + ret = FAST_IO_FAIL; + else + ret = FAILED; srp_free_req(target, req, scmnd, 0); scmnd->result = DID_ABORT << 16; scmnd->scsi_done(scmnd); - return SUCCESS; + return ret; } static int srp_reset_device(struct scsi_cmnd *scmnd) @@ -1891,6 +1899,14 @@ static ssize_t show_local_ib_device(struct device *dev, return sprintf(buf, "%s\n", target->srp_host->srp_dev->dev->name); } +static ssize_t show_comp_vector(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct srp_target_port *target = host_to_target(class_to_shost(dev)); + + return sprintf(buf, "%d\n", target->comp_vector); +} + static ssize_t show_cmd_sg_entries(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1917,6 +1933,7 @@ static DEVICE_ATTR(req_lim, S_IRUGO, show_req_lim, NULL); static DEVICE_ATTR(zero_req_lim, S_IRUGO, show_zero_req_lim, NULL); static DEVICE_ATTR(local_ib_port, S_IRUGO, show_local_ib_port, NULL); static DEVICE_ATTR(local_ib_device, S_IRUGO, show_local_ib_device, NULL); +static DEVICE_ATTR(comp_vector, S_IRUGO, show_comp_vector, NULL); static DEVICE_ATTR(cmd_sg_entries, S_IRUGO, show_cmd_sg_entries, NULL); static DEVICE_ATTR(allow_ext_sg, S_IRUGO, show_allow_ext_sg, NULL); @@ -1931,6 +1948,7 @@ static struct device_attribute *srp_host_attrs[] = { &dev_attr_zero_req_lim, &dev_attr_local_ib_port, &dev_attr_local_ib_device, + &dev_attr_comp_vector, &dev_attr_cmd_sg_entries, &dev_attr_allow_ext_sg, NULL @@ -1946,6 +1964,7 @@ static struct scsi_host_template srp_template = { .eh_abort_handler = srp_abort, .eh_device_reset_handler = srp_reset_device, .eh_host_reset_handler = srp_reset_host, + .skip_settle_delay = true, .sg_tablesize = SRP_DEF_SG_TABLESIZE, .can_queue = SRP_CMD_SQ_SIZE, .this_id = -1, @@ -2001,6 +2020,36 @@ static struct class srp_class = { .dev_release = srp_release_dev }; +/** + * srp_conn_unique() - check whether the connection to a target is unique + */ +static bool srp_conn_unique(struct srp_host *host, + struct srp_target_port *target) +{ + struct srp_target_port *t; + bool ret = false; + + if (target->state == SRP_TARGET_REMOVED) + goto out; + + ret = true; + + spin_lock(&host->target_lock); + list_for_each_entry(t, &host->target_list, list) { + if (t != target && + target->id_ext == t->id_ext && + target->ioc_guid == t->ioc_guid && + target->initiator_ext == t->initiator_ext) { + ret = false; + break; + } + } + spin_unlock(&host->target_lock); + +out: + return ret; +} + /* * Target ports are added by writing * @@ -2023,6 +2072,7 @@ enum { SRP_OPT_CMD_SG_ENTRIES = 1 << 9, SRP_OPT_ALLOW_EXT_SG = 1 << 10, SRP_OPT_SG_TABLESIZE = 1 << 11, + SRP_OPT_COMP_VECTOR = 1 << 12, SRP_OPT_ALL = (SRP_OPT_ID_EXT | SRP_OPT_IOC_GUID | SRP_OPT_DGID | @@ -2043,6 +2093,7 @@ static const match_table_t srp_opt_tokens = { { SRP_OPT_CMD_SG_ENTRIES, "cmd_sg_entries=%u" }, { SRP_OPT_ALLOW_EXT_SG, "allow_ext_sg=%u" }, { SRP_OPT_SG_TABLESIZE, "sg_tablesize=%u" }, + { SRP_OPT_COMP_VECTOR, "comp_vector=%u" }, { SRP_OPT_ERR, NULL } }; @@ -2198,6 +2249,14 @@ static int srp_parse_options(const char *buf, struct srp_target_port *target) target->sg_tablesize = token; break; + case SRP_OPT_COMP_VECTOR: + if (match_int(args, &token) || token < 0) { + pr_warn("bad comp_vector parameter '%s'\n", p); + goto out; + } + target->comp_vector = token; + break; + default: pr_warn("unknown parameter or missing value '%s' in target creation request\n", p); @@ -2257,6 +2316,16 @@ static ssize_t srp_create_target(struct device *dev, if (ret) goto err; + if (!srp_conn_unique(target->srp_host, target)) { + shost_printk(KERN_INFO, target->scsi_host, + PFX "Already connected to target port with id_ext=%016llx;ioc_guid=%016llx;initiator_ext=%016llx\n", + be64_to_cpu(target->id_ext), + be64_to_cpu(target->ioc_guid), + be64_to_cpu(target->initiator_ext)); + ret = -EEXIST; + goto err; + } + if (!host->srp_dev->fmr_pool && !target->allow_ext_sg && target->cmd_sg_cnt < target->sg_tablesize) { pr_warn("No FMR pool and no external indirect descriptors, limiting sg_tablesize to cmd_sg_cnt\n"); @@ -2507,6 +2576,8 @@ static void srp_remove_one(struct ib_device *device) struct srp_target_port *target; srp_dev = ib_get_client_data(device, &srp_client); + if (!srp_dev) + return; list_for_each_entry_safe(host, tmp_host, &srp_dev->dev_list, list) { device_unregister(&host->dev); diff --git a/drivers/infiniband/ulp/srp/ib_srp.h b/drivers/infiniband/ulp/srp/ib_srp.h index 66fbedd..e641088 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.h +++ b/drivers/infiniband/ulp/srp/ib_srp.h @@ -156,6 +156,7 @@ struct srp_target_port { char target_name[32]; unsigned int scsi_id; unsigned int sg_tablesize; + int comp_vector; struct ib_sa_path_rec path; __be16 orig_dgid[8]; diff --git a/drivers/input/keyboard/nspire-keypad.c b/drivers/input/keyboard/nspire-keypad.c index e0a1339..20d872d 100644 --- a/drivers/input/keyboard/nspire-keypad.c +++ b/drivers/input/keyboard/nspire-keypad.c @@ -122,7 +122,7 @@ static int nspire_keypad_chip_init(struct nspire_keypad *keypad) /* Enable interrupts */ keypad->int_mask = 1 << 1; - writel(keypad->int_mask, keypad->reg_base + 0xc); + writel(keypad->int_mask, keypad->reg_base + KEYPAD_INTMSK); /* Disable GPIO interrupts to prevent hanging on touchpad */ /* Possibly used to detect touchpad events */ diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index 1e8e42f..57b2637 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -694,18 +694,18 @@ static int elantech_packet_check_v3(struct psmouse *psmouse) static int elantech_packet_check_v4(struct psmouse *psmouse) { unsigned char *packet = psmouse->packet; + unsigned char packet_type = packet[3] & 0x03; - if ((packet[0] & 0x0c) == 0x04 && - (packet[3] & 0x1f) == 0x11) + switch (packet_type) { + case 0: + return PACKET_V4_STATUS; + + case 1: return PACKET_V4_HEAD; - if ((packet[0] & 0x0c) == 0x04 && - (packet[3] & 0x1f) == 0x12) + case 2: return PACKET_V4_MOTION; - - if ((packet[0] & 0x0c) == 0x04 && - (packet[3] & 0x1f) == 0x10) - return PACKET_V4_STATUS; + } return PACKET_UNKNOWN; } @@ -1282,6 +1282,7 @@ static int elantech_set_properties(struct elantech_data *etd) etd->hw_version = 3; break; case 6: + case 7: etd->hw_version = 4; break; default: diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 84ccf14..ea19536 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -27,6 +27,9 @@ #include #include #include +#include +#include +#include #include #include #include @@ -961,9 +964,9 @@ static int ads7846_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(ads7846_pm, ads7846_suspend, ads7846_resume); static int ads7846_setup_pendown(struct spi_device *spi, - struct ads7846 *ts) + struct ads7846 *ts, + const struct ads7846_platform_data *pdata) { - struct ads7846_platform_data *pdata = spi->dev.platform_data; int err; /* @@ -1003,7 +1006,7 @@ static int ads7846_setup_pendown(struct spi_device *spi, * use formula #2 for pressure, not #3. */ static void ads7846_setup_spi_msg(struct ads7846 *ts, - const struct ads7846_platform_data *pdata) + const struct ads7846_platform_data *pdata) { struct spi_message *m = &ts->msg[0]; struct spi_transfer *x = ts->xfer; @@ -1201,33 +1204,107 @@ static void ads7846_setup_spi_msg(struct ads7846 *ts, spi_message_add_tail(x, m); } +#ifdef CONFIG_OF +static const struct of_device_id ads7846_dt_ids[] = { + { .compatible = "ti,tsc2046", .data = (void *) 7846 }, + { .compatible = "ti,ads7843", .data = (void *) 7843 }, + { .compatible = "ti,ads7845", .data = (void *) 7845 }, + { .compatible = "ti,ads7846", .data = (void *) 7846 }, + { .compatible = "ti,ads7873", .data = (void *) 7873 }, + { } +}; +MODULE_DEVICE_TABLE(of, ads7846_dt_ids); + +static const struct ads7846_platform_data *ads7846_probe_dt(struct device *dev) +{ + struct ads7846_platform_data *pdata; + struct device_node *node = dev->of_node; + const struct of_device_id *match; + + if (!node) { + dev_err(dev, "Device does not have associated DT data\n"); + return ERR_PTR(-EINVAL); + } + + match = of_match_device(ads7846_dt_ids, dev); + if (!match) { + dev_err(dev, "Unknown device model\n"); + return ERR_PTR(-EINVAL); + } + + pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); + if (!pdata) + return ERR_PTR(-ENOMEM); + + pdata->model = (unsigned long)match->data; + + of_property_read_u16(node, "ti,vref-delay-usecs", + &pdata->vref_delay_usecs); + of_property_read_u16(node, "ti,vref-mv", &pdata->vref_mv); + pdata->keep_vref_on = of_property_read_bool(node, "ti,keep-vref-on"); + + pdata->swap_xy = of_property_read_bool(node, "ti,swap-xy"); + + of_property_read_u16(node, "ti,settle-delay-usec", + &pdata->settle_delay_usecs); + of_property_read_u16(node, "ti,penirq-recheck-delay-usecs", + &pdata->penirq_recheck_delay_usecs); + + of_property_read_u16(node, "ti,x-plate-ohms", &pdata->x_plate_ohms); + of_property_read_u16(node, "ti,y-plate-ohms", &pdata->y_plate_ohms); + + of_property_read_u16(node, "ti,x-min", &pdata->x_min); + of_property_read_u16(node, "ti,y-min", &pdata->y_min); + of_property_read_u16(node, "ti,x-max", &pdata->x_max); + of_property_read_u16(node, "ti,y-max", &pdata->y_max); + + of_property_read_u16(node, "ti,pressure-min", &pdata->pressure_min); + of_property_read_u16(node, "ti,pressure-max", &pdata->pressure_max); + + of_property_read_u16(node, "ti,debounce-max", &pdata->debounce_max); + of_property_read_u16(node, "ti,debounce-tol", &pdata->debounce_tol); + of_property_read_u16(node, "ti,debounce-rep", &pdata->debounce_rep); + + of_property_read_u32(node, "ti,pendown-gpio-debounce", + &pdata->gpio_pendown_debounce); + + pdata->wakeup = of_property_read_bool(node, "linux,wakeup"); + + pdata->gpio_pendown = of_get_named_gpio(dev->of_node, "pendown-gpio", 0); + + return pdata; +} +#else +static const struct ads7846_platform_data *ads7846_probe_dt(struct device *dev) +{ + dev_err(dev, "no platform data defined\n"); + return ERR_PTR(-EINVAL); +} +#endif + static int ads7846_probe(struct spi_device *spi) { + const struct ads7846_platform_data *pdata; struct ads7846 *ts; struct ads7846_packet *packet; struct input_dev *input_dev; - struct ads7846_platform_data *pdata = spi->dev.platform_data; unsigned long irq_flags; int err; if (!spi->irq) { dev_dbg(&spi->dev, "no IRQ?\n"); - return -ENODEV; - } - - if (!pdata) { - dev_dbg(&spi->dev, "no platform data?\n"); - return -ENODEV; + return -EINVAL; } /* don't exceed max specified sample rate */ if (spi->max_speed_hz > (125000 * SAMPLE_BITS)) { - dev_dbg(&spi->dev, "f(sample) %d KHz?\n", + dev_err(&spi->dev, "f(sample) %d KHz?\n", (spi->max_speed_hz/SAMPLE_BITS)/1000); return -EINVAL; } - /* We'd set TX word size 8 bits and RX word size to 13 bits ... except + /* + * We'd set TX word size 8 bits and RX word size to 13 bits ... except * that even if the hardware can do that, the SPI controller driver * may not. So we stick to very-portable 8 bit words, both RX and TX. */ @@ -1250,17 +1327,25 @@ static int ads7846_probe(struct spi_device *spi) ts->packet = packet; ts->spi = spi; ts->input = input_dev; - ts->vref_mv = pdata->vref_mv; - ts->swap_xy = pdata->swap_xy; mutex_init(&ts->lock); init_waitqueue_head(&ts->wait); + pdata = dev_get_platdata(&spi->dev); + if (!pdata) { + pdata = ads7846_probe_dt(&spi->dev); + if (IS_ERR(pdata)) + return PTR_ERR(pdata); + } + ts->model = pdata->model ? : 7846; ts->vref_delay_usecs = pdata->vref_delay_usecs ? : 100; ts->x_plate_ohms = pdata->x_plate_ohms ? : 400; ts->pressure_max = pdata->pressure_max ? : ~0; + ts->vref_mv = pdata->vref_mv; + ts->swap_xy = pdata->swap_xy; + if (pdata->filter != NULL) { if (pdata->filter_init != NULL) { err = pdata->filter_init(pdata, &ts->filter_data); @@ -1281,7 +1366,7 @@ static int ads7846_probe(struct spi_device *spi) ts->filter = ads7846_no_filter; } - err = ads7846_setup_pendown(spi, ts); + err = ads7846_setup_pendown(spi, ts, pdata); if (err) goto err_cleanup_filter; @@ -1370,6 +1455,13 @@ static int ads7846_probe(struct spi_device *spi) device_init_wakeup(&spi->dev, pdata->wakeup); + /* + * If device does not carry platform data we must have allocated it + * when parsing DT data. + */ + if (!dev_get_platdata(&spi->dev)) + devm_kfree(&spi->dev, (void *)pdata); + return 0; err_remove_attr_group: @@ -1437,6 +1529,7 @@ static struct spi_driver ads7846_driver = { .name = "ads7846", .owner = THIS_MODULE, .pm = &ads7846_pm, + .of_match_table = of_match_ptr(ads7846_dt_ids), }, .probe = ads7846_probe, .remove = ads7846_remove, diff --git a/drivers/input/touchscreen/cyttsp4_core.h b/drivers/input/touchscreen/cyttsp4_core.h index 86a2543..8e0d4d4 100644 --- a/drivers/input/touchscreen/cyttsp4_core.h +++ b/drivers/input/touchscreen/cyttsp4_core.h @@ -369,9 +369,9 @@ struct cyttsp4 { struct cyttsp4_bus_ops { u16 bustype; - int (*write)(struct device *dev, u8 *xfer_buf, u8 addr, u8 length, + int (*write)(struct device *dev, u8 *xfer_buf, u16 addr, u8 length, const void *values); - int (*read)(struct device *dev, u8 *xfer_buf, u8 addr, u8 length, + int (*read)(struct device *dev, u8 *xfer_buf, u16 addr, u8 length, void *values); }; @@ -448,13 +448,13 @@ enum cyttsp4_event_id { /* y-axis, 0:origin is on top side of panel, 1: bottom */ #define CY_PCFG_ORIGIN_Y_MASK 0x80 -static inline int cyttsp4_adap_read(struct cyttsp4 *ts, u8 addr, int size, +static inline int cyttsp4_adap_read(struct cyttsp4 *ts, u16 addr, int size, void *buf) { return ts->bus_ops->read(ts->dev, ts->xfer_buf, addr, size, buf); } -static inline int cyttsp4_adap_write(struct cyttsp4 *ts, u8 addr, int size, +static inline int cyttsp4_adap_write(struct cyttsp4 *ts, u16 addr, int size, const void *buf) { return ts->bus_ops->write(ts->dev, ts->xfer_buf, addr, size, buf); @@ -463,9 +463,9 @@ static inline int cyttsp4_adap_write(struct cyttsp4 *ts, u8 addr, int size, extern struct cyttsp4 *cyttsp4_probe(const struct cyttsp4_bus_ops *ops, struct device *dev, u16 irq, size_t xfer_buf_size); extern int cyttsp4_remove(struct cyttsp4 *ts); -int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, u8 addr, +int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, u16 addr, u8 length, const void *values); -int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, u8 addr, +int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, u16 addr, u8 length, void *values); extern const struct dev_pm_ops cyttsp4_pm_ops; diff --git a/drivers/input/touchscreen/cyttsp4_spi.c b/drivers/input/touchscreen/cyttsp4_spi.c index f8f891b..a71e114 100644 --- a/drivers/input/touchscreen/cyttsp4_spi.c +++ b/drivers/input/touchscreen/cyttsp4_spi.c @@ -44,7 +44,7 @@ #define CY_SPI_DATA_BUF_SIZE (CY_SPI_CMD_BYTES + CY_SPI_DATA_SIZE) static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf, - u8 op, u8 reg, u8 *buf, int length) + u8 op, u16 reg, u8 *buf, int length) { struct spi_device *spi = to_spi_device(dev); struct spi_message msg; @@ -63,14 +63,12 @@ static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf, memset(wr_buf, 0, CY_SPI_DATA_BUF_SIZE); memset(rd_buf, 0, CY_SPI_CMD_BYTES); - if (reg > 255) - wr_buf[0] = op + CY_SPI_A8_BIT; - else - wr_buf[0] = op; - if (op == CY_SPI_WR_OP) - wr_buf[1] = reg % 256; - if (op == CY_SPI_WR_OP && length > 0) - memcpy(wr_buf + CY_SPI_CMD_BYTES, buf, length); + wr_buf[0] = op + (((reg >> 8) & 0x1) ? CY_SPI_A8_BIT : 0); + if (op == CY_SPI_WR_OP) { + wr_buf[1] = reg & 0xFF; + if (length > 0) + memcpy(wr_buf + CY_SPI_CMD_BYTES, buf, length); + } memset(xfer, 0, sizeof(xfer)); spi_message_init(&msg); @@ -130,7 +128,7 @@ static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf, } static int cyttsp_spi_read_block_data(struct device *dev, u8 *xfer_buf, - u8 addr, u8 length, void *data) + u16 addr, u8 length, void *data) { int rc; @@ -143,7 +141,7 @@ static int cyttsp_spi_read_block_data(struct device *dev, u8 *xfer_buf, } static int cyttsp_spi_write_block_data(struct device *dev, u8 *xfer_buf, - u8 addr, u8 length, const void *data) + u16 addr, u8 length, const void *data) { return cyttsp_spi_xfer(dev, xfer_buf, CY_SPI_WR_OP, addr, (void *)data, length); diff --git a/drivers/input/touchscreen/cyttsp_core.h b/drivers/input/touchscreen/cyttsp_core.h index 0cf564a..0707411 100644 --- a/drivers/input/touchscreen/cyttsp_core.h +++ b/drivers/input/touchscreen/cyttsp_core.h @@ -112,9 +112,9 @@ struct cyttsp; struct cyttsp_bus_ops { u16 bustype; - int (*write)(struct device *dev, u8 *xfer_buf, u8 addr, u8 length, + int (*write)(struct device *dev, u8 *xfer_buf, u16 addr, u8 length, const void *values); - int (*read)(struct device *dev, u8 *xfer_buf, u8 addr, u8 length, + int (*read)(struct device *dev, u8 *xfer_buf, u16 addr, u8 length, void *values); }; @@ -145,9 +145,9 @@ struct cyttsp *cyttsp_probe(const struct cyttsp_bus_ops *bus_ops, struct device *dev, int irq, size_t xfer_buf_size); void cyttsp_remove(struct cyttsp *ts); -int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, u8 addr, +int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, u16 addr, u8 length, const void *values); -int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, u8 addr, +int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, u16 addr, u8 length, void *values); extern const struct dev_pm_ops cyttsp_pm_ops; diff --git a/drivers/input/touchscreen/cyttsp_i2c_common.c b/drivers/input/touchscreen/cyttsp_i2c_common.c index 07c553f..1d7b6f1 100644 --- a/drivers/input/touchscreen/cyttsp_i2c_common.c +++ b/drivers/input/touchscreen/cyttsp_i2c_common.c @@ -32,18 +32,20 @@ #include int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, - u8 addr, u8 length, void *values) + u16 addr, u8 length, void *values) { struct i2c_client *client = to_i2c_client(dev); + u8 client_addr = client->addr | ((addr >> 8) & 0x1); + u8 addr_lo = addr & 0xFF; struct i2c_msg msgs[] = { { - .addr = client->addr, + .addr = client_addr, .flags = 0, .len = 1, - .buf = &addr, + .buf = &addr_lo, }, { - .addr = client->addr, + .addr = client_addr, .flags = I2C_M_RD, .len = length, .buf = values, @@ -60,17 +62,29 @@ int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, EXPORT_SYMBOL_GPL(cyttsp_i2c_read_block_data); int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, - u8 addr, u8 length, const void *values) + u16 addr, u8 length, const void *values) { struct i2c_client *client = to_i2c_client(dev); + u8 client_addr = client->addr | ((addr >> 8) & 0x1); + u8 addr_lo = addr & 0xFF; + struct i2c_msg msgs[] = { + { + .addr = client_addr, + .flags = 0, + .len = length + 1, + .buf = xfer_buf, + }, + }; int retval; - xfer_buf[0] = addr; + xfer_buf[0] = addr_lo; memcpy(&xfer_buf[1], values, length); - retval = i2c_master_send(client, xfer_buf, length + 1); + retval = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); + if (retval < 0) + return retval; - return retval < 0 ? retval : 0; + return retval != ARRAY_SIZE(msgs) ? -EIO : 0; } EXPORT_SYMBOL_GPL(cyttsp_i2c_write_block_data); diff --git a/drivers/input/touchscreen/cyttsp_spi.c b/drivers/input/touchscreen/cyttsp_spi.c index 1df6253..4728bcb 100644 --- a/drivers/input/touchscreen/cyttsp_spi.c +++ b/drivers/input/touchscreen/cyttsp_spi.c @@ -41,7 +41,7 @@ #define CY_SPI_BITS_PER_WORD 8 static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf, - u8 op, u8 reg, u8 *buf, int length) + u8 op, u16 reg, u8 *buf, int length) { struct spi_device *spi = to_spi_device(dev); struct spi_message msg; @@ -126,14 +126,14 @@ static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf, } static int cyttsp_spi_read_block_data(struct device *dev, u8 *xfer_buf, - u8 addr, u8 length, void *data) + u16 addr, u8 length, void *data) { return cyttsp_spi_xfer(dev, xfer_buf, CY_SPI_RD_OP, addr, data, length); } static int cyttsp_spi_write_block_data(struct device *dev, u8 *xfer_buf, - u8 addr, u8 length, const void *data) + u16 addr, u8 length, const void *data) { return cyttsp_spi_xfer(dev, xfer_buf, CY_SPI_WR_OP, addr, (void *)data, length); diff --git a/drivers/irqchip/Makefile b/drivers/irqchip/Makefile index 2065ef6..e65c41a 100644 --- a/drivers/irqchip/Makefile +++ b/drivers/irqchip/Makefile @@ -7,6 +7,7 @@ obj-$(CONFIG_ARCH_MXS) += irq-mxs.o obj-$(CONFIG_ARCH_S3C24XX) += irq-s3c24xx.o obj-$(CONFIG_METAG) += irq-metag-ext.o obj-$(CONFIG_METAG_PERFCOUNTER_IRQS) += irq-metag.o +obj-$(CONFIG_ARCH_MOXART) += irq-moxart.o obj-$(CONFIG_ORION_IRQCHIP) += irq-orion.o obj-$(CONFIG_ARCH_SUNXI) += irq-sun4i.o obj-$(CONFIG_ARCH_SPEAR3XX) += spear-shirq.o diff --git a/drivers/irqchip/irq-moxart.c b/drivers/irqchip/irq-moxart.c new file mode 100644 index 0000000..5552fc2 --- /dev/null +++ b/drivers/irqchip/irq-moxart.c @@ -0,0 +1,117 @@ +/* + * MOXA ART SoCs IRQ chip driver. + * + * Copyright (C) 2013 Jonas Jensen + * + * Jonas Jensen + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include +#include +#include +#include +#include +#include + +#include + +#include "irqchip.h" + +#define IRQ_SOURCE_REG 0 +#define IRQ_MASK_REG 0x04 +#define IRQ_CLEAR_REG 0x08 +#define IRQ_MODE_REG 0x0c +#define IRQ_LEVEL_REG 0x10 +#define IRQ_STATUS_REG 0x14 + +#define FIQ_SOURCE_REG 0x20 +#define FIQ_MASK_REG 0x24 +#define FIQ_CLEAR_REG 0x28 +#define FIQ_MODE_REG 0x2c +#define FIQ_LEVEL_REG 0x30 +#define FIQ_STATUS_REG 0x34 + + +struct moxart_irq_data { + void __iomem *base; + struct irq_domain *domain; + unsigned int interrupt_mask; +}; + +static struct moxart_irq_data intc; + +static asmlinkage void __exception_irq_entry handle_irq(struct pt_regs *regs) +{ + u32 irqstat; + int hwirq; + + irqstat = readl(intc.base + IRQ_STATUS_REG); + + while (irqstat) { + hwirq = ffs(irqstat) - 1; + handle_IRQ(irq_linear_revmap(intc.domain, hwirq), regs); + irqstat &= ~(1 << hwirq); + } +} + +static int __init moxart_of_intc_init(struct device_node *node, + struct device_node *parent) +{ + unsigned int clr = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN; + int ret; + struct irq_chip_generic *gc; + + intc.base = of_iomap(node, 0); + if (!intc.base) { + pr_err("%s: unable to map IC registers\n", + node->full_name); + return -EINVAL; + } + + intc.domain = irq_domain_add_linear(node, 32, &irq_generic_chip_ops, + intc.base); + if (!intc.domain) { + pr_err("%s: unable to create IRQ domain\n", node->full_name); + return -EINVAL; + } + + ret = irq_alloc_domain_generic_chips(intc.domain, 32, 1, + "MOXARTINTC", handle_edge_irq, + clr, 0, IRQ_GC_INIT_MASK_CACHE); + if (ret) { + pr_err("%s: could not allocate generic chip\n", + node->full_name); + irq_domain_remove(intc.domain); + return -EINVAL; + } + + ret = of_property_read_u32(node, "interrupt-mask", + &intc.interrupt_mask); + if (ret) + pr_err("%s: could not read interrupt-mask DT property\n", + node->full_name); + + gc = irq_get_domain_generic_chip(intc.domain, 0); + + gc->reg_base = intc.base; + gc->chip_types[0].regs.mask = IRQ_MASK_REG; + gc->chip_types[0].regs.ack = IRQ_CLEAR_REG; + gc->chip_types[0].chip.irq_ack = irq_gc_ack_set_bit; + gc->chip_types[0].chip.irq_mask = irq_gc_mask_clr_bit; + gc->chip_types[0].chip.irq_unmask = irq_gc_mask_set_bit; + + writel(0, intc.base + IRQ_MASK_REG); + writel(0xffffffff, intc.base + IRQ_CLEAR_REG); + + writel(intc.interrupt_mask, intc.base + IRQ_MODE_REG); + writel(intc.interrupt_mask, intc.base + IRQ_LEVEL_REG); + + set_handle_irq(handle_irq); + + return 0; +} +IRQCHIP_DECLARE(moxa_moxart_ic, "moxa,moxart-ic", moxart_of_intc_init); diff --git a/drivers/irqchip/irq-nvic.c b/drivers/irqchip/irq-nvic.c index 8d0c8b3..70bdf6e 100644 --- a/drivers/irqchip/irq-nvic.c +++ b/drivers/irqchip/irq-nvic.c @@ -84,7 +84,7 @@ static int __init nvic_of_init(struct device_node *node, return -ENOMEM; } - ret = irq_alloc_domain_generic_chips(nvic_irq_domain, 32, numbanks, + ret = irq_alloc_domain_generic_chips(nvic_irq_domain, 32, 1, "nvic_irq", handle_fasteoi_irq, clr, 0, IRQ_GC_INIT_MASK_CACHE); if (ret) { diff --git a/drivers/irqchip/irq-sun4i.c b/drivers/irqchip/irq-sun4i.c index b66d4ae..a5438d8 100644 --- a/drivers/irqchip/irq-sun4i.c +++ b/drivers/irqchip/irq-sun4i.c @@ -38,7 +38,7 @@ static struct irq_domain *sun4i_irq_domain; static asmlinkage void __exception_irq_entry sun4i_handle_irq(struct pt_regs *regs); -void sun4i_irq_ack(struct irq_data *irqd) +static void sun4i_irq_ack(struct irq_data *irqd) { unsigned int irq = irqd_to_hwirq(irqd); unsigned int irq_off = irq % 32; diff --git a/drivers/irqchip/irq-vt8500.c b/drivers/irqchip/irq-vt8500.c index d970595..1846e7d 100644 --- a/drivers/irqchip/irq-vt8500.c +++ b/drivers/irqchip/irq-vt8500.c @@ -178,7 +178,8 @@ static struct irq_domain_ops vt8500_irq_domain_ops = { .xlate = irq_domain_xlate_onecell, }; -asmlinkage void __exception_irq_entry vt8500_handle_irq(struct pt_regs *regs) +static asmlinkage +void __exception_irq_entry vt8500_handle_irq(struct pt_regs *regs) { u32 stat, i; int irqnr, virq; @@ -203,7 +204,8 @@ asmlinkage void __exception_irq_entry vt8500_handle_irq(struct pt_regs *regs) } } -int __init vt8500_irq_init(struct device_node *node, struct device_node *parent) +static int __init vt8500_irq_init(struct device_node *node, + struct device_node *parent) { int irq, i; struct device_node *np = node; diff --git a/drivers/media/common/saa7146/saa7146_video.c b/drivers/media/common/saa7146/saa7146_video.c index fe907f2..3077949 100644 --- a/drivers/media/common/saa7146/saa7146_video.c +++ b/drivers/media/common/saa7146/saa7146_video.c @@ -1,7 +1,6 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include -#include #include #include #include @@ -988,26 +987,6 @@ static int vidioc_streamoff(struct file *file, void *__fh, enum v4l2_buf_type ty return err; } -static int vidioc_g_chip_ident(struct file *file, void *__fh, - struct v4l2_dbg_chip_ident *chip) -{ - struct saa7146_fh *fh = __fh; - struct saa7146_dev *dev = fh->dev; - - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - if (chip->match.type == V4L2_CHIP_MATCH_HOST) { - if (v4l2_chip_match_host(&chip->match)) - chip->ident = V4L2_IDENT_SAA7146; - return 0; - } - if (chip->match.type != V4L2_CHIP_MATCH_I2C_DRIVER && - chip->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - return v4l2_device_call_until_err(&dev->v4l2_dev, 0, - core, g_chip_ident, chip); -} - const struct v4l2_ioctl_ops saa7146_video_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, @@ -1018,7 +997,6 @@ const struct v4l2_ioctl_ops saa7146_video_ioctl_ops = { .vidioc_g_fmt_vid_overlay = vidioc_g_fmt_vid_overlay, .vidioc_try_fmt_vid_overlay = vidioc_try_fmt_vid_overlay, .vidioc_s_fmt_vid_overlay = vidioc_s_fmt_vid_overlay, - .vidioc_g_chip_ident = vidioc_g_chip_ident, .vidioc_overlay = vidioc_overlay, .vidioc_g_fbuf = vidioc_g_fbuf, @@ -1039,7 +1017,6 @@ const struct v4l2_ioctl_ops saa7146_video_ioctl_ops = { const struct v4l2_ioctl_ops saa7146_vbi_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap, - .vidioc_g_chip_ident = vidioc_g_chip_ident, .vidioc_reqbufs = vidioc_reqbufs, .vidioc_querybuf = vidioc_querybuf, diff --git a/drivers/media/common/siano/smscoreapi.c b/drivers/media/common/siano/smscoreapi.c index 45ac9ee..a142f79 100644 --- a/drivers/media/common/siano/smscoreapi.c +++ b/drivers/media/common/siano/smscoreapi.c @@ -1154,7 +1154,7 @@ static int smscore_load_firmware_from_file(struct smscore_device_t *coredev, char *fw_filename = smscore_get_fw_filename(coredev, mode); if (!fw_filename) { - sms_info("mode %d not supported on this device", mode); + sms_err("mode %d not supported on this device", mode); return -ENOENT; } sms_debug("Firmware name: %s", fw_filename); @@ -1165,23 +1165,24 @@ static int smscore_load_firmware_from_file(struct smscore_device_t *coredev, rc = request_firmware(&fw, fw_filename, coredev->device); if (rc < 0) { - sms_info("failed to open \"%s\"", fw_filename); + sms_err("failed to open firmware file \"%s\"", fw_filename); return rc; } sms_info("read fw %s, buffer size=0x%zx", fw_filename, fw->size); fw_buf = kmalloc(ALIGN(fw->size, SMS_ALLOC_ALIGNMENT), GFP_KERNEL | GFP_DMA); if (!fw_buf) { - sms_info("failed to allocate firmware buffer"); - return -ENOMEM; - } - memcpy(fw_buf, fw->data, fw->size); - fw_buf_size = fw->size; + sms_err("failed to allocate firmware buffer"); + rc = -ENOMEM; + } else { + memcpy(fw_buf, fw->data, fw->size); + fw_buf_size = fw->size; - rc = (coredev->device_flags & SMS_DEVICE_FAMILY2) ? - smscore_load_firmware_family2(coredev, fw_buf, fw_buf_size) - : loadfirmware_handler(coredev->context, fw_buf, - fw_buf_size); + rc = (coredev->device_flags & SMS_DEVICE_FAMILY2) ? + smscore_load_firmware_family2(coredev, fw_buf, fw_buf_size) + : loadfirmware_handler(coredev->context, fw_buf, + fw_buf_size); + } kfree(fw_buf); release_firmware(fw); diff --git a/drivers/media/common/siano/smsdvb-main.c b/drivers/media/common/siano/smsdvb-main.c index 297f1b2..0862622 100644 --- a/drivers/media/common/siano/smsdvb-main.c +++ b/drivers/media/common/siano/smsdvb-main.c @@ -140,6 +140,7 @@ static void smsdvb_stats_not_ready(struct dvb_frontend *fe) case DEVICE_MODE_ISDBT: case DEVICE_MODE_ISDBT_BDA: n_layers = 4; + break; default: n_layers = 1; } diff --git a/drivers/media/common/tveeprom.c b/drivers/media/common/tveeprom.c index cc1e172..c7dace6 100644 --- a/drivers/media/common/tveeprom.c +++ b/drivers/media/common/tveeprom.c @@ -40,7 +40,6 @@ #include #include #include -#include MODULE_DESCRIPTION("i2c Hauppauge eeprom decoder driver"); MODULE_AUTHOR("John Klar"); @@ -67,13 +66,10 @@ MODULE_PARM_DESC(debug, "Debug level (0-1)"); * The Hauppauge eeprom uses an 8bit field to determine which * tuner formats the tuner supports. */ -static struct HAUPPAUGE_TUNER_FMT -{ +static const struct { int id; - char *name; -} -hauppauge_tuner_fmt[] = -{ + const char * const name; +} hauppauge_tuner_fmt[] = { { V4L2_STD_UNKNOWN, " UNKNOWN" }, { V4L2_STD_UNKNOWN, " FM" }, { V4L2_STD_B|V4L2_STD_GH, " PAL(B/G)" }, @@ -88,13 +84,10 @@ hauppauge_tuner_fmt[] = supplying this information. Note that many tuners where only used for testing and never made it to the outside world. So you will only see a subset in actual produced cards. */ -static struct HAUPPAUGE_TUNER -{ +static const struct { int id; - char *name; -} -hauppauge_tuner[] = -{ + const char * const name; +} hauppauge_tuner[] = { /* 0-9 */ { TUNER_ABSENT, "None" }, { TUNER_ABSENT, "External" }, @@ -298,69 +291,66 @@ hauppauge_tuner[] = { TUNER_ABSENT, "NXP 18272S"}, }; -/* Use V4L2_IDENT_AMBIGUOUS for those audio 'chips' that are +/* Use TVEEPROM_AUDPROC_INTERNAL for those audio 'chips' that are * internal to a video chip, i.e. not a separate audio chip. */ -static struct HAUPPAUGE_AUDIOIC -{ +static const struct { u32 id; - char *name; -} -audioIC[] = -{ + const char * const name; +} audio_ic[] = { /* 0-4 */ - { V4L2_IDENT_NONE, "None" }, - { V4L2_IDENT_UNKNOWN, "TEA6300" }, - { V4L2_IDENT_UNKNOWN, "TEA6320" }, - { V4L2_IDENT_UNKNOWN, "TDA9850" }, - { V4L2_IDENT_MSPX4XX, "MSP3400C" }, + { TVEEPROM_AUDPROC_NONE, "None" }, + { TVEEPROM_AUDPROC_OTHER, "TEA6300" }, + { TVEEPROM_AUDPROC_OTHER, "TEA6320" }, + { TVEEPROM_AUDPROC_OTHER, "TDA9850" }, + { TVEEPROM_AUDPROC_MSP, "MSP3400C" }, /* 5-9 */ - { V4L2_IDENT_MSPX4XX, "MSP3410D" }, - { V4L2_IDENT_MSPX4XX, "MSP3415" }, - { V4L2_IDENT_MSPX4XX, "MSP3430" }, - { V4L2_IDENT_MSPX4XX, "MSP3438" }, - { V4L2_IDENT_UNKNOWN, "CS5331" }, + { TVEEPROM_AUDPROC_MSP, "MSP3410D" }, + { TVEEPROM_AUDPROC_MSP, "MSP3415" }, + { TVEEPROM_AUDPROC_MSP, "MSP3430" }, + { TVEEPROM_AUDPROC_MSP, "MSP3438" }, + { TVEEPROM_AUDPROC_OTHER, "CS5331" }, /* 10-14 */ - { V4L2_IDENT_MSPX4XX, "MSP3435" }, - { V4L2_IDENT_MSPX4XX, "MSP3440" }, - { V4L2_IDENT_MSPX4XX, "MSP3445" }, - { V4L2_IDENT_MSPX4XX, "MSP3411" }, - { V4L2_IDENT_MSPX4XX, "MSP3416" }, + { TVEEPROM_AUDPROC_MSP, "MSP3435" }, + { TVEEPROM_AUDPROC_MSP, "MSP3440" }, + { TVEEPROM_AUDPROC_MSP, "MSP3445" }, + { TVEEPROM_AUDPROC_MSP, "MSP3411" }, + { TVEEPROM_AUDPROC_MSP, "MSP3416" }, /* 15-19 */ - { V4L2_IDENT_MSPX4XX, "MSP3425" }, - { V4L2_IDENT_MSPX4XX, "MSP3451" }, - { V4L2_IDENT_MSPX4XX, "MSP3418" }, - { V4L2_IDENT_UNKNOWN, "Type 0x12" }, - { V4L2_IDENT_UNKNOWN, "OKI7716" }, + { TVEEPROM_AUDPROC_MSP, "MSP3425" }, + { TVEEPROM_AUDPROC_MSP, "MSP3451" }, + { TVEEPROM_AUDPROC_MSP, "MSP3418" }, + { TVEEPROM_AUDPROC_OTHER, "Type 0x12" }, + { TVEEPROM_AUDPROC_OTHER, "OKI7716" }, /* 20-24 */ - { V4L2_IDENT_MSPX4XX, "MSP4410" }, - { V4L2_IDENT_MSPX4XX, "MSP4420" }, - { V4L2_IDENT_MSPX4XX, "MSP4440" }, - { V4L2_IDENT_MSPX4XX, "MSP4450" }, - { V4L2_IDENT_MSPX4XX, "MSP4408" }, + { TVEEPROM_AUDPROC_MSP, "MSP4410" }, + { TVEEPROM_AUDPROC_MSP, "MSP4420" }, + { TVEEPROM_AUDPROC_MSP, "MSP4440" }, + { TVEEPROM_AUDPROC_MSP, "MSP4450" }, + { TVEEPROM_AUDPROC_MSP, "MSP4408" }, /* 25-29 */ - { V4L2_IDENT_MSPX4XX, "MSP4418" }, - { V4L2_IDENT_MSPX4XX, "MSP4428" }, - { V4L2_IDENT_MSPX4XX, "MSP4448" }, - { V4L2_IDENT_MSPX4XX, "MSP4458" }, - { V4L2_IDENT_MSPX4XX, "Type 0x1d" }, + { TVEEPROM_AUDPROC_MSP, "MSP4418" }, + { TVEEPROM_AUDPROC_MSP, "MSP4428" }, + { TVEEPROM_AUDPROC_MSP, "MSP4448" }, + { TVEEPROM_AUDPROC_MSP, "MSP4458" }, + { TVEEPROM_AUDPROC_MSP, "Type 0x1d" }, /* 30-34 */ - { V4L2_IDENT_AMBIGUOUS, "CX880" }, - { V4L2_IDENT_AMBIGUOUS, "CX881" }, - { V4L2_IDENT_AMBIGUOUS, "CX883" }, - { V4L2_IDENT_AMBIGUOUS, "CX882" }, - { V4L2_IDENT_AMBIGUOUS, "CX25840" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX880" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX881" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX883" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX882" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX25840" }, /* 35-39 */ - { V4L2_IDENT_AMBIGUOUS, "CX25841" }, - { V4L2_IDENT_AMBIGUOUS, "CX25842" }, - { V4L2_IDENT_AMBIGUOUS, "CX25843" }, - { V4L2_IDENT_AMBIGUOUS, "CX23418" }, - { V4L2_IDENT_AMBIGUOUS, "CX23885" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX25841" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX25842" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX25843" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX23418" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX23885" }, /* 40-44 */ - { V4L2_IDENT_AMBIGUOUS, "CX23888" }, - { V4L2_IDENT_AMBIGUOUS, "SAA7131" }, - { V4L2_IDENT_AMBIGUOUS, "CX23887" }, - { V4L2_IDENT_AMBIGUOUS, "SAA7164" }, - { V4L2_IDENT_AMBIGUOUS, "AU8522" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX23888" }, + { TVEEPROM_AUDPROC_INTERNAL, "SAA7131" }, + { TVEEPROM_AUDPROC_INTERNAL, "CX23887" }, + { TVEEPROM_AUDPROC_INTERNAL, "SAA7164" }, + { TVEEPROM_AUDPROC_INTERNAL, "AU8522" }, }; /* This list is supplied by Hauppauge. Thanks! */ @@ -453,11 +443,11 @@ void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee, int i, j, len, done, beenhere, tag, start; int tuner1 = 0, t_format1 = 0, audioic = -1; - char *t_name1 = NULL; + const char *t_name1 = NULL; const char *t_fmt_name1[8] = { " none", "", "", "", "", "", "", "" }; int tuner2 = 0, t_format2 = 0; - char *t_name2 = NULL; + const char *t_name2 = NULL; const char *t_fmt_name2[8] = { " none", "", "", "", "", "", "", "" }; memset(tvee, 0, sizeof(*tvee)); @@ -545,10 +535,10 @@ void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee, to indicate 4052 mux was removed in favor of using MSP inputs directly. */ audioic = eeprom_data[i+2] & 0x7f; - if (audioic < ARRAY_SIZE(audioIC)) - tvee->audio_processor = audioIC[audioic].id; + if (audioic < ARRAY_SIZE(audio_ic)) + tvee->audio_processor = audio_ic[audioic].id; else - tvee->audio_processor = V4L2_IDENT_UNKNOWN; + tvee->audio_processor = TVEEPROM_AUDPROC_OTHER; break; /* case 0x03: tag 'EEInfo' */ @@ -578,10 +568,10 @@ void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee, to indicate 4052 mux was removed in favor of using MSP inputs directly. */ audioic = eeprom_data[i+1] & 0x7f; - if (audioic < ARRAY_SIZE(audioIC)) - tvee->audio_processor = audioIC[audioic].id; + if (audioic < ARRAY_SIZE(audio_ic)) + tvee->audio_processor = audio_ic[audioic].id; else - tvee->audio_processor = V4L2_IDENT_UNKNOWN; + tvee->audio_processor = TVEEPROM_AUDPROC_OTHER; break; @@ -726,11 +716,11 @@ void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee, t_fmt_name2[6], t_fmt_name2[7], t_format2); if (audioic < 0) { tveeprom_info("audio processor is unknown (no idx)\n"); - tvee->audio_processor = V4L2_IDENT_UNKNOWN; + tvee->audio_processor = TVEEPROM_AUDPROC_OTHER; } else { - if (audioic < ARRAY_SIZE(audioIC)) + if (audioic < ARRAY_SIZE(audio_ic)) tveeprom_info("audio processor is %s (idx %d)\n", - audioIC[audioic].name, audioic); + audio_ic[audioic].name, audioic); else tveeprom_info("audio processor is unknown (idx %d)\n", audioic); diff --git a/drivers/media/dvb-core/dmxdev.c b/drivers/media/dvb-core/dmxdev.c index a1a3a51..0b4616b 100644 --- a/drivers/media/dvb-core/dmxdev.c +++ b/drivers/media/dvb-core/dmxdev.c @@ -377,10 +377,8 @@ static int dvb_dmxdev_section_callback(const u8 *buffer1, size_t buffer1_len, ret = dvb_dmxdev_buffer_write(&dmxdevfilter->buffer, buffer2, buffer2_len); } - if (ret < 0) { - dvb_ringbuffer_flush(&dmxdevfilter->buffer); + if (ret < 0) dmxdevfilter->buffer.error = ret; - } if (dmxdevfilter->params.sec.flags & DMX_ONESHOT) dmxdevfilter->state = DMXDEV_STATE_DONE; spin_unlock(&dmxdevfilter->dev->lock); @@ -416,10 +414,8 @@ static int dvb_dmxdev_ts_callback(const u8 *buffer1, size_t buffer1_len, ret = dvb_dmxdev_buffer_write(buffer, buffer1, buffer1_len); if (ret == buffer1_len) ret = dvb_dmxdev_buffer_write(buffer, buffer2, buffer2_len); - if (ret < 0) { - dvb_ringbuffer_flush(buffer); + if (ret < 0) buffer->error = ret; - } spin_unlock(&dmxdevfilter->dev->lock); wake_up(&buffer->queue); return 0; diff --git a/drivers/media/dvb-core/dvb-usb-ids.h b/drivers/media/dvb-core/dvb-usb-ids.h index 335a8f4..886da16 100644 --- a/drivers/media/dvb-core/dvb-usb-ids.h +++ b/drivers/media/dvb-core/dvb-usb-ids.h @@ -367,4 +367,6 @@ #define USB_PID_TECHNISAT_USB2_HDCI_V2 0x0002 #define USB_PID_TECHNISAT_AIRSTAR_TELESTICK_2 0x0004 #define USB_PID_TECHNISAT_USB2_DVB_S2 0x0500 +#define USB_PID_CPYTO_REDI_PC50A 0xa803 +#define USB_PID_CTVDIGDUAL_V2 0xe410 #endif diff --git a/drivers/media/dvb-frontends/au8522_decoder.c b/drivers/media/dvb-frontends/au8522_decoder.c index 2099f21..23a0d05 100644 --- a/drivers/media/dvb-frontends/au8522_decoder.c +++ b/drivers/media/dvb-frontends/au8522_decoder.c @@ -35,7 +35,6 @@ #include #include #include -#include #include #include "au8522.h" #include "au8522_priv.h" @@ -524,13 +523,8 @@ static int au8522_s_ctrl(struct v4l2_ctrl *ctrl) static int au8522_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); struct au8522_state *state = to_state(sd); - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->val = au8522_readreg(state, reg->reg & 0xffff); return 0; } @@ -538,13 +532,8 @@ static int au8522_g_register(struct v4l2_subdev *sd, static int au8522_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); struct au8522_state *state = to_state(sd); - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; au8522_writereg(state, reg->reg, reg->val & 0xff); return 0; } @@ -636,20 +625,10 @@ static int au8522_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) return 0; } -static int au8522_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct au8522_state *state = to_state(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, state->id, state->rev); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_subdev_core_ops au8522_core_ops = { .log_status = v4l2_ctrl_subdev_log_status, - .g_chip_ident = au8522_g_chip_ident, .reset = au8522_reset, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = au8522_g_register, diff --git a/drivers/media/dvb-frontends/dib8000.c b/drivers/media/dvb-frontends/dib8000.c index a54182d..9053614 100644 --- a/drivers/media/dvb-frontends/dib8000.c +++ b/drivers/media/dvb-frontends/dib8000.c @@ -3406,7 +3406,7 @@ static int dib8000_set_frontend(struct dvb_frontend *fe) { struct dib8000_state *state = fe->demodulator_priv; struct dtv_frontend_properties *c = &state->fe[0]->dtv_property_cache; - int l, i, active, time, ret, time_slave = FE_CALLBACK_TIME_NEVER; + int l, i, active, time, time_slave = FE_CALLBACK_TIME_NEVER; u8 exit_condition, index_frontend; u32 delay, callback_time; @@ -3553,7 +3553,7 @@ static int dib8000_set_frontend(struct dvb_frontend *fe) } } - return ret; + return 0; } static int dib8000_read_status(struct dvb_frontend *fe, fe_status_t * stat) diff --git a/drivers/media/dvb-frontends/drxk.h b/drivers/media/dvb-frontends/drxk.h index e666718..f22eb9f 100644 --- a/drivers/media/dvb-frontends/drxk.h +++ b/drivers/media/dvb-frontends/drxk.h @@ -8,7 +8,7 @@ /** * struct drxk_config - Configure the initial parameters for DRX-K * - * @adr: I2C Address of the DRX-K + * @adr: I2C address of the DRX-K * @parallel_ts: True means that the device uses parallel TS, * Serial otherwise. * @dynamic_clk: True means that the clock will be dynamically diff --git a/drivers/media/dvb-frontends/drxk_hard.c b/drivers/media/dvb-frontends/drxk_hard.c index ec24d71..082014d 100644 --- a/drivers/media/dvb-frontends/drxk_hard.c +++ b/drivers/media/dvb-frontends/drxk_hard.c @@ -21,6 +21,8 @@ * Or, point your browser to http://www.gnu.org/copyleft/gpl.html */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include #include #include @@ -34,35 +36,36 @@ #include "dvb_frontend.h" #include "drxk.h" #include "drxk_hard.h" - -static int PowerDownDVBT(struct drxk_state *state, bool setPowerMode); -static int PowerDownQAM(struct drxk_state *state); -static int SetDVBTStandard(struct drxk_state *state, - enum OperationMode oMode); -static int SetQAMStandard(struct drxk_state *state, - enum OperationMode oMode); -static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, - s32 tunerFreqOffset); -static int SetDVBTStandard(struct drxk_state *state, - enum OperationMode oMode); -static int DVBTStart(struct drxk_state *state); -static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, - s32 tunerFreqOffset); -static int GetQAMLockStatus(struct drxk_state *state, u32 *pLockStatus); -static int GetDVBTLockStatus(struct drxk_state *state, u32 *pLockStatus); -static int SwitchAntennaToQAM(struct drxk_state *state); -static int SwitchAntennaToDVBT(struct drxk_state *state); - -static bool IsDVBT(struct drxk_state *state) +#include "dvb_math.h" + +static int power_down_dvbt(struct drxk_state *state, bool set_power_mode); +static int power_down_qam(struct drxk_state *state); +static int set_dvbt_standard(struct drxk_state *state, + enum operation_mode o_mode); +static int set_qam_standard(struct drxk_state *state, + enum operation_mode o_mode); +static int set_qam(struct drxk_state *state, u16 intermediate_freqk_hz, + s32 tuner_freq_offset); +static int set_dvbt_standard(struct drxk_state *state, + enum operation_mode o_mode); +static int dvbt_start(struct drxk_state *state); +static int set_dvbt(struct drxk_state *state, u16 intermediate_freqk_hz, + s32 tuner_freq_offset); +static int get_qam_lock_status(struct drxk_state *state, u32 *p_lock_status); +static int get_dvbt_lock_status(struct drxk_state *state, u32 *p_lock_status); +static int switch_antenna_to_qam(struct drxk_state *state); +static int switch_antenna_to_dvbt(struct drxk_state *state); + +static bool is_dvbt(struct drxk_state *state) { - return state->m_OperationMode == OM_DVBT; + return state->m_operation_mode == OM_DVBT; } -static bool IsQAM(struct drxk_state *state) +static bool is_qam(struct drxk_state *state) { - return state->m_OperationMode == OM_QAM_ITU_A || - state->m_OperationMode == OM_QAM_ITU_B || - state->m_OperationMode == OM_QAM_ITU_C; + return state->m_operation_mode == OM_QAM_ITU_A || + state->m_operation_mode == OM_QAM_ITU_B || + state->m_operation_mode == OM_QAM_ITU_C; } #define NOA1ROM 0 @@ -165,7 +168,7 @@ MODULE_PARM_DESC(debug, "enable debug messages"); #define dprintk(level, fmt, arg...) do { \ if (debug >= level) \ - printk(KERN_DEBUG "drxk: %s" fmt, __func__, ## arg); \ + pr_debug(fmt, ##arg); \ } while (0) @@ -186,8 +189,10 @@ static inline u32 Frac28a(u32 a, u32 c) u32 R0 = 0; R0 = (a % c) << 4; /* 32-28 == 4 shifts possible at max */ - Q1 = a / c; /* integer part, only the 4 least significant bits - will be visible in the result */ + Q1 = a / c; /* + * integer part, only the 4 least significant + * bits will be visible in the result + */ /* division using radix 16, 7 nibbles in the result */ for (i = 0; i < 7; i++) { @@ -201,98 +206,9 @@ static inline u32 Frac28a(u32 a, u32 c) return Q1; } -static u32 Log10Times100(u32 x) +static inline u32 log10times100(u32 value) { - static const u8 scale = 15; - static const u8 indexWidth = 5; - u8 i = 0; - u32 y = 0; - u32 d = 0; - u32 k = 0; - u32 r = 0; - /* - log2lut[n] = (1< 0; k--) { - if (x & (((u32) 1) << scale)) - break; - x <<= 1; - } - } else { - for (k = scale; k < 31; k++) { - if ((x & (((u32) (-1)) << (scale + 1))) == 0) - break; - x >>= 1; - } - } - /* - Now x has binary point between bit[scale] and bit[scale-1] - and 1.0 <= x < 2.0 */ - - /* correction for divison: log(x) = log(x/y)+log(y) */ - y = k * ((((u32) 1) << scale) * 200); - - /* remove integer part */ - x &= ((((u32) 1) << scale) - 1); - /* get index */ - i = (u8) (x >> (scale - indexWidth)); - /* compute delta (x - a) */ - d = x & ((((u32) 1) << (scale - indexWidth)) - 1); - /* compute log, multiplication (d* (..)) must be within range ! */ - y += log2lut[i] + - ((d * (log2lut[i + 1] - log2lut[i])) >> (scale - indexWidth)); - /* Conver to log10() */ - y /= 108853; /* (log2(10) << scale) */ - r = (y >> 1); - /* rounding */ - if (y & ((u32) 1)) - r++; - return r; + return (100L * intlog10(value)) >> 24; } /****************************************************************************/ @@ -344,15 +260,15 @@ static int i2c_write(struct drxk_state *state, u8 adr, u8 *data, int len) if (debug > 2) { int i; for (i = 0; i < len; i++) - printk(KERN_CONT " %02x", data[i]); - printk(KERN_CONT "\n"); + pr_cont(" %02x", data[i]); + pr_cont("\n"); } status = drxk_i2c_transfer(state, &msg, 1); if (status >= 0 && status != 1) status = -EIO; if (status < 0) - printk(KERN_ERR "drxk: i2c write error at addr 0x%02x\n", adr); + pr_err("i2c write error at addr 0x%02x\n", adr); return status; } @@ -371,22 +287,22 @@ static int i2c_read(struct drxk_state *state, status = drxk_i2c_transfer(state, msgs, 2); if (status != 2) { if (debug > 2) - printk(KERN_CONT ": ERROR!\n"); + pr_cont(": ERROR!\n"); if (status >= 0) status = -EIO; - printk(KERN_ERR "drxk: i2c read error at addr 0x%02x\n", adr); + pr_err("i2c read error at addr 0x%02x\n", adr); return status; } if (debug > 2) { int i; dprintk(2, ": read from"); for (i = 0; i < len; i++) - printk(KERN_CONT " %02x", msg[i]); - printk(KERN_CONT ", value = "); + pr_cont(" %02x", msg[i]); + pr_cont(", value = "); for (i = 0; i < alen; i++) - printk(KERN_CONT " %02x", answ[i]); - printk(KERN_CONT "\n"); + pr_cont(" %02x", answ[i]); + pr_cont("\n"); } return 0; } @@ -520,55 +436,55 @@ static int write32(struct drxk_state *state, u32 reg, u32 data) return write32_flags(state, reg, data, 0); } -static int write_block(struct drxk_state *state, u32 Address, - const int BlockSize, const u8 pBlock[]) +static int write_block(struct drxk_state *state, u32 address, + const int block_size, const u8 p_block[]) { - int status = 0, BlkSize = BlockSize; - u8 Flags = 0; + int status = 0, blk_size = block_size; + u8 flags = 0; if (state->single_master) - Flags |= 0xC0; - - while (BlkSize > 0) { - int Chunk = BlkSize > state->m_ChunkSize ? - state->m_ChunkSize : BlkSize; - u8 *AdrBuf = &state->Chunk[0]; - u32 AdrLength = 0; - - if (DRXDAP_FASI_LONG_FORMAT(Address) || (Flags != 0)) { - AdrBuf[0] = (((Address << 1) & 0xFF) | 0x01); - AdrBuf[1] = ((Address >> 16) & 0xFF); - AdrBuf[2] = ((Address >> 24) & 0xFF); - AdrBuf[3] = ((Address >> 7) & 0xFF); - AdrBuf[2] |= Flags; - AdrLength = 4; - if (Chunk == state->m_ChunkSize) - Chunk -= 2; + flags |= 0xC0; + + while (blk_size > 0) { + int chunk = blk_size > state->m_chunk_size ? + state->m_chunk_size : blk_size; + u8 *adr_buf = &state->chunk[0]; + u32 adr_length = 0; + + if (DRXDAP_FASI_LONG_FORMAT(address) || (flags != 0)) { + adr_buf[0] = (((address << 1) & 0xFF) | 0x01); + adr_buf[1] = ((address >> 16) & 0xFF); + adr_buf[2] = ((address >> 24) & 0xFF); + adr_buf[3] = ((address >> 7) & 0xFF); + adr_buf[2] |= flags; + adr_length = 4; + if (chunk == state->m_chunk_size) + chunk -= 2; } else { - AdrBuf[0] = ((Address << 1) & 0xFF); - AdrBuf[1] = (((Address >> 16) & 0x0F) | - ((Address >> 18) & 0xF0)); - AdrLength = 2; + adr_buf[0] = ((address << 1) & 0xFF); + adr_buf[1] = (((address >> 16) & 0x0F) | + ((address >> 18) & 0xF0)); + adr_length = 2; } - memcpy(&state->Chunk[AdrLength], pBlock, Chunk); - dprintk(2, "(0x%08x, 0x%02x)\n", Address, Flags); + memcpy(&state->chunk[adr_length], p_block, chunk); + dprintk(2, "(0x%08x, 0x%02x)\n", address, flags); if (debug > 1) { int i; - if (pBlock) - for (i = 0; i < Chunk; i++) - printk(KERN_CONT " %02x", pBlock[i]); - printk(KERN_CONT "\n"); + if (p_block) + for (i = 0; i < chunk; i++) + pr_cont(" %02x", p_block[i]); + pr_cont("\n"); } status = i2c_write(state, state->demod_address, - &state->Chunk[0], Chunk + AdrLength); + &state->chunk[0], chunk + adr_length); if (status < 0) { - printk(KERN_ERR "drxk: %s: i2c write error at addr 0x%02x\n", - __func__, Address); + pr_err("%s: i2c write error at addr 0x%02x\n", + __func__, address); break; } - pBlock += Chunk; - Address += (Chunk >> 1); - BlkSize -= Chunk; + p_block += chunk; + address += (chunk >> 1); + blk_size -= chunk; } return status; } @@ -577,11 +493,11 @@ static int write_block(struct drxk_state *state, u32 Address, #define DRXK_MAX_RETRIES_POWERUP 20 #endif -static int PowerUpDevice(struct drxk_state *state) +static int power_up_device(struct drxk_state *state) { int status; u8 data = 0; - u16 retryCount = 0; + u16 retry_count = 0; dprintk(1, "\n"); @@ -591,15 +507,15 @@ static int PowerUpDevice(struct drxk_state *state) data = 0; status = i2c_write(state, state->demod_address, &data, 1); - msleep(10); - retryCount++; + usleep_range(10000, 11000); + retry_count++; if (status < 0) continue; status = i2c_read1(state, state->demod_address, &data); } while (status < 0 && - (retryCount < DRXK_MAX_RETRIES_POWERUP)); - if (status < 0 && retryCount >= DRXK_MAX_RETRIES_POWERUP) + (retry_count < DRXK_MAX_RETRIES_POWERUP)); + if (status < 0 && retry_count >= DRXK_MAX_RETRIES_POWERUP) goto error; } @@ -615,11 +531,11 @@ static int PowerUpDevice(struct drxk_state *state) if (status < 0) goto error; - state->m_currentPowerMode = DRX_POWER_UP; + state->m_current_power_mode = DRX_POWER_UP; error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -631,106 +547,106 @@ static int init_state(struct drxk_state *state) * FIXME: most (all?) of the values bellow should be moved into * struct drxk_config, as they are probably board-specific */ - u32 ulVSBIfAgcMode = DRXK_AGC_CTRL_AUTO; - u32 ulVSBIfAgcOutputLevel = 0; - u32 ulVSBIfAgcMinLevel = 0; - u32 ulVSBIfAgcMaxLevel = 0x7FFF; - u32 ulVSBIfAgcSpeed = 3; - - u32 ulVSBRfAgcMode = DRXK_AGC_CTRL_AUTO; - u32 ulVSBRfAgcOutputLevel = 0; - u32 ulVSBRfAgcMinLevel = 0; - u32 ulVSBRfAgcMaxLevel = 0x7FFF; - u32 ulVSBRfAgcSpeed = 3; - u32 ulVSBRfAgcTop = 9500; - u32 ulVSBRfAgcCutOffCurrent = 4000; - - u32 ulATVIfAgcMode = DRXK_AGC_CTRL_AUTO; - u32 ulATVIfAgcOutputLevel = 0; - u32 ulATVIfAgcMinLevel = 0; - u32 ulATVIfAgcMaxLevel = 0; - u32 ulATVIfAgcSpeed = 3; - - u32 ulATVRfAgcMode = DRXK_AGC_CTRL_OFF; - u32 ulATVRfAgcOutputLevel = 0; - u32 ulATVRfAgcMinLevel = 0; - u32 ulATVRfAgcMaxLevel = 0; - u32 ulATVRfAgcTop = 9500; - u32 ulATVRfAgcCutOffCurrent = 4000; - u32 ulATVRfAgcSpeed = 3; + u32 ul_vsb_if_agc_mode = DRXK_AGC_CTRL_AUTO; + u32 ul_vsb_if_agc_output_level = 0; + u32 ul_vsb_if_agc_min_level = 0; + u32 ul_vsb_if_agc_max_level = 0x7FFF; + u32 ul_vsb_if_agc_speed = 3; + + u32 ul_vsb_rf_agc_mode = DRXK_AGC_CTRL_AUTO; + u32 ul_vsb_rf_agc_output_level = 0; + u32 ul_vsb_rf_agc_min_level = 0; + u32 ul_vsb_rf_agc_max_level = 0x7FFF; + u32 ul_vsb_rf_agc_speed = 3; + u32 ul_vsb_rf_agc_top = 9500; + u32 ul_vsb_rf_agc_cut_off_current = 4000; + + u32 ul_atv_if_agc_mode = DRXK_AGC_CTRL_AUTO; + u32 ul_atv_if_agc_output_level = 0; + u32 ul_atv_if_agc_min_level = 0; + u32 ul_atv_if_agc_max_level = 0; + u32 ul_atv_if_agc_speed = 3; + + u32 ul_atv_rf_agc_mode = DRXK_AGC_CTRL_OFF; + u32 ul_atv_rf_agc_output_level = 0; + u32 ul_atv_rf_agc_min_level = 0; + u32 ul_atv_rf_agc_max_level = 0; + u32 ul_atv_rf_agc_top = 9500; + u32 ul_atv_rf_agc_cut_off_current = 4000; + u32 ul_atv_rf_agc_speed = 3; u32 ulQual83 = DEFAULT_MER_83; u32 ulQual93 = DEFAULT_MER_93; - u32 ulMpegLockTimeOut = DEFAULT_DRXK_MPEG_LOCK_TIMEOUT; - u32 ulDemodLockTimeOut = DEFAULT_DRXK_DEMOD_LOCK_TIMEOUT; + u32 ul_mpeg_lock_time_out = DEFAULT_DRXK_MPEG_LOCK_TIMEOUT; + u32 ul_demod_lock_time_out = DEFAULT_DRXK_DEMOD_LOCK_TIMEOUT; /* io_pad_cfg register (8 bit reg.) MSB bit is 1 (default value) */ /* io_pad_cfg_mode output mode is drive always */ /* io_pad_cfg_drive is set to power 2 (23 mA) */ - u32 ulGPIOCfg = 0x0113; - u32 ulInvertTSClock = 0; - u32 ulTSDataStrength = DRXK_MPEG_SERIAL_OUTPUT_PIN_DRIVE_STRENGTH; - u32 ulDVBTBitrate = 50000000; - u32 ulDVBCBitrate = DRXK_QAM_SYMBOLRATE_MAX * 8; + u32 ul_gpio_cfg = 0x0113; + u32 ul_invert_ts_clock = 0; + u32 ul_ts_data_strength = DRXK_MPEG_SERIAL_OUTPUT_PIN_DRIVE_STRENGTH; + u32 ul_dvbt_bitrate = 50000000; + u32 ul_dvbc_bitrate = DRXK_QAM_SYMBOLRATE_MAX * 8; - u32 ulInsertRSByte = 0; + u32 ul_insert_rs_byte = 0; - u32 ulRfMirror = 1; - u32 ulPowerDown = 0; + u32 ul_rf_mirror = 1; + u32 ul_power_down = 0; dprintk(1, "\n"); - state->m_hasLNA = false; - state->m_hasDVBT = false; - state->m_hasDVBC = false; - state->m_hasATV = false; - state->m_hasOOB = false; - state->m_hasAudio = false; + state->m_has_lna = false; + state->m_has_dvbt = false; + state->m_has_dvbc = false; + state->m_has_atv = false; + state->m_has_oob = false; + state->m_has_audio = false; - if (!state->m_ChunkSize) - state->m_ChunkSize = 124; + if (!state->m_chunk_size) + state->m_chunk_size = 124; - state->m_oscClockFreq = 0; - state->m_smartAntInverted = false; - state->m_bPDownOpenBridge = false; + state->m_osc_clock_freq = 0; + state->m_smart_ant_inverted = false; + state->m_b_p_down_open_bridge = false; /* real system clock frequency in kHz */ - state->m_sysClockFreq = 151875; + state->m_sys_clock_freq = 151875; /* Timing div, 250ns/Psys */ /* Timing div, = (delay (nano seconds) * sysclk (kHz))/ 1000 */ - state->m_HICfgTimingDiv = ((state->m_sysClockFreq / 1000) * + state->m_hi_cfg_timing_div = ((state->m_sys_clock_freq / 1000) * HI_I2C_DELAY) / 1000; /* Clipping */ - if (state->m_HICfgTimingDiv > SIO_HI_RA_RAM_PAR_2_CFG_DIV__M) - state->m_HICfgTimingDiv = SIO_HI_RA_RAM_PAR_2_CFG_DIV__M; - state->m_HICfgWakeUpKey = (state->demod_address << 1); + if (state->m_hi_cfg_timing_div > SIO_HI_RA_RAM_PAR_2_CFG_DIV__M) + state->m_hi_cfg_timing_div = SIO_HI_RA_RAM_PAR_2_CFG_DIV__M; + state->m_hi_cfg_wake_up_key = (state->demod_address << 1); /* port/bridge/power down ctrl */ - state->m_HICfgCtrl = SIO_HI_RA_RAM_PAR_5_CFG_SLV0_SLAVE; + state->m_hi_cfg_ctrl = SIO_HI_RA_RAM_PAR_5_CFG_SLV0_SLAVE; - state->m_bPowerDown = (ulPowerDown != 0); + state->m_b_power_down = (ul_power_down != 0); - state->m_DRXK_A3_PATCH_CODE = false; + state->m_drxk_a3_patch_code = false; /* Init AGC and PGA parameters */ /* VSB IF */ - state->m_vsbIfAgcCfg.ctrlMode = (ulVSBIfAgcMode); - state->m_vsbIfAgcCfg.outputLevel = (ulVSBIfAgcOutputLevel); - state->m_vsbIfAgcCfg.minOutputLevel = (ulVSBIfAgcMinLevel); - state->m_vsbIfAgcCfg.maxOutputLevel = (ulVSBIfAgcMaxLevel); - state->m_vsbIfAgcCfg.speed = (ulVSBIfAgcSpeed); - state->m_vsbPgaCfg = 140; + state->m_vsb_if_agc_cfg.ctrl_mode = ul_vsb_if_agc_mode; + state->m_vsb_if_agc_cfg.output_level = ul_vsb_if_agc_output_level; + state->m_vsb_if_agc_cfg.min_output_level = ul_vsb_if_agc_min_level; + state->m_vsb_if_agc_cfg.max_output_level = ul_vsb_if_agc_max_level; + state->m_vsb_if_agc_cfg.speed = ul_vsb_if_agc_speed; + state->m_vsb_pga_cfg = 140; /* VSB RF */ - state->m_vsbRfAgcCfg.ctrlMode = (ulVSBRfAgcMode); - state->m_vsbRfAgcCfg.outputLevel = (ulVSBRfAgcOutputLevel); - state->m_vsbRfAgcCfg.minOutputLevel = (ulVSBRfAgcMinLevel); - state->m_vsbRfAgcCfg.maxOutputLevel = (ulVSBRfAgcMaxLevel); - state->m_vsbRfAgcCfg.speed = (ulVSBRfAgcSpeed); - state->m_vsbRfAgcCfg.top = (ulVSBRfAgcTop); - state->m_vsbRfAgcCfg.cutOffCurrent = (ulVSBRfAgcCutOffCurrent); - state->m_vsbPreSawCfg.reference = 0x07; - state->m_vsbPreSawCfg.usePreSaw = true; + state->m_vsb_rf_agc_cfg.ctrl_mode = ul_vsb_rf_agc_mode; + state->m_vsb_rf_agc_cfg.output_level = ul_vsb_rf_agc_output_level; + state->m_vsb_rf_agc_cfg.min_output_level = ul_vsb_rf_agc_min_level; + state->m_vsb_rf_agc_cfg.max_output_level = ul_vsb_rf_agc_max_level; + state->m_vsb_rf_agc_cfg.speed = ul_vsb_rf_agc_speed; + state->m_vsb_rf_agc_cfg.top = ul_vsb_rf_agc_top; + state->m_vsb_rf_agc_cfg.cut_off_current = ul_vsb_rf_agc_cut_off_current; + state->m_vsb_pre_saw_cfg.reference = 0x07; + state->m_vsb_pre_saw_cfg.use_pre_saw = true; state->m_Quality83percent = DEFAULT_MER_83; state->m_Quality93percent = DEFAULT_MER_93; @@ -740,127 +656,127 @@ static int init_state(struct drxk_state *state) } /* ATV IF */ - state->m_atvIfAgcCfg.ctrlMode = (ulATVIfAgcMode); - state->m_atvIfAgcCfg.outputLevel = (ulATVIfAgcOutputLevel); - state->m_atvIfAgcCfg.minOutputLevel = (ulATVIfAgcMinLevel); - state->m_atvIfAgcCfg.maxOutputLevel = (ulATVIfAgcMaxLevel); - state->m_atvIfAgcCfg.speed = (ulATVIfAgcSpeed); + state->m_atv_if_agc_cfg.ctrl_mode = ul_atv_if_agc_mode; + state->m_atv_if_agc_cfg.output_level = ul_atv_if_agc_output_level; + state->m_atv_if_agc_cfg.min_output_level = ul_atv_if_agc_min_level; + state->m_atv_if_agc_cfg.max_output_level = ul_atv_if_agc_max_level; + state->m_atv_if_agc_cfg.speed = ul_atv_if_agc_speed; /* ATV RF */ - state->m_atvRfAgcCfg.ctrlMode = (ulATVRfAgcMode); - state->m_atvRfAgcCfg.outputLevel = (ulATVRfAgcOutputLevel); - state->m_atvRfAgcCfg.minOutputLevel = (ulATVRfAgcMinLevel); - state->m_atvRfAgcCfg.maxOutputLevel = (ulATVRfAgcMaxLevel); - state->m_atvRfAgcCfg.speed = (ulATVRfAgcSpeed); - state->m_atvRfAgcCfg.top = (ulATVRfAgcTop); - state->m_atvRfAgcCfg.cutOffCurrent = (ulATVRfAgcCutOffCurrent); - state->m_atvPreSawCfg.reference = 0x04; - state->m_atvPreSawCfg.usePreSaw = true; + state->m_atv_rf_agc_cfg.ctrl_mode = ul_atv_rf_agc_mode; + state->m_atv_rf_agc_cfg.output_level = ul_atv_rf_agc_output_level; + state->m_atv_rf_agc_cfg.min_output_level = ul_atv_rf_agc_min_level; + state->m_atv_rf_agc_cfg.max_output_level = ul_atv_rf_agc_max_level; + state->m_atv_rf_agc_cfg.speed = ul_atv_rf_agc_speed; + state->m_atv_rf_agc_cfg.top = ul_atv_rf_agc_top; + state->m_atv_rf_agc_cfg.cut_off_current = ul_atv_rf_agc_cut_off_current; + state->m_atv_pre_saw_cfg.reference = 0x04; + state->m_atv_pre_saw_cfg.use_pre_saw = true; /* DVBT RF */ - state->m_dvbtRfAgcCfg.ctrlMode = DRXK_AGC_CTRL_OFF; - state->m_dvbtRfAgcCfg.outputLevel = 0; - state->m_dvbtRfAgcCfg.minOutputLevel = 0; - state->m_dvbtRfAgcCfg.maxOutputLevel = 0xFFFF; - state->m_dvbtRfAgcCfg.top = 0x2100; - state->m_dvbtRfAgcCfg.cutOffCurrent = 4000; - state->m_dvbtRfAgcCfg.speed = 1; + state->m_dvbt_rf_agc_cfg.ctrl_mode = DRXK_AGC_CTRL_OFF; + state->m_dvbt_rf_agc_cfg.output_level = 0; + state->m_dvbt_rf_agc_cfg.min_output_level = 0; + state->m_dvbt_rf_agc_cfg.max_output_level = 0xFFFF; + state->m_dvbt_rf_agc_cfg.top = 0x2100; + state->m_dvbt_rf_agc_cfg.cut_off_current = 4000; + state->m_dvbt_rf_agc_cfg.speed = 1; /* DVBT IF */ - state->m_dvbtIfAgcCfg.ctrlMode = DRXK_AGC_CTRL_AUTO; - state->m_dvbtIfAgcCfg.outputLevel = 0; - state->m_dvbtIfAgcCfg.minOutputLevel = 0; - state->m_dvbtIfAgcCfg.maxOutputLevel = 9000; - state->m_dvbtIfAgcCfg.top = 13424; - state->m_dvbtIfAgcCfg.cutOffCurrent = 0; - state->m_dvbtIfAgcCfg.speed = 3; - state->m_dvbtIfAgcCfg.FastClipCtrlDelay = 30; - state->m_dvbtIfAgcCfg.IngainTgtMax = 30000; + state->m_dvbt_if_agc_cfg.ctrl_mode = DRXK_AGC_CTRL_AUTO; + state->m_dvbt_if_agc_cfg.output_level = 0; + state->m_dvbt_if_agc_cfg.min_output_level = 0; + state->m_dvbt_if_agc_cfg.max_output_level = 9000; + state->m_dvbt_if_agc_cfg.top = 13424; + state->m_dvbt_if_agc_cfg.cut_off_current = 0; + state->m_dvbt_if_agc_cfg.speed = 3; + state->m_dvbt_if_agc_cfg.fast_clip_ctrl_delay = 30; + state->m_dvbt_if_agc_cfg.ingain_tgt_max = 30000; /* state->m_dvbtPgaCfg = 140; */ - state->m_dvbtPreSawCfg.reference = 4; - state->m_dvbtPreSawCfg.usePreSaw = false; + state->m_dvbt_pre_saw_cfg.reference = 4; + state->m_dvbt_pre_saw_cfg.use_pre_saw = false; /* QAM RF */ - state->m_qamRfAgcCfg.ctrlMode = DRXK_AGC_CTRL_OFF; - state->m_qamRfAgcCfg.outputLevel = 0; - state->m_qamRfAgcCfg.minOutputLevel = 6023; - state->m_qamRfAgcCfg.maxOutputLevel = 27000; - state->m_qamRfAgcCfg.top = 0x2380; - state->m_qamRfAgcCfg.cutOffCurrent = 4000; - state->m_qamRfAgcCfg.speed = 3; + state->m_qam_rf_agc_cfg.ctrl_mode = DRXK_AGC_CTRL_OFF; + state->m_qam_rf_agc_cfg.output_level = 0; + state->m_qam_rf_agc_cfg.min_output_level = 6023; + state->m_qam_rf_agc_cfg.max_output_level = 27000; + state->m_qam_rf_agc_cfg.top = 0x2380; + state->m_qam_rf_agc_cfg.cut_off_current = 4000; + state->m_qam_rf_agc_cfg.speed = 3; /* QAM IF */ - state->m_qamIfAgcCfg.ctrlMode = DRXK_AGC_CTRL_AUTO; - state->m_qamIfAgcCfg.outputLevel = 0; - state->m_qamIfAgcCfg.minOutputLevel = 0; - state->m_qamIfAgcCfg.maxOutputLevel = 9000; - state->m_qamIfAgcCfg.top = 0x0511; - state->m_qamIfAgcCfg.cutOffCurrent = 0; - state->m_qamIfAgcCfg.speed = 3; - state->m_qamIfAgcCfg.IngainTgtMax = 5119; - state->m_qamIfAgcCfg.FastClipCtrlDelay = 50; - - state->m_qamPgaCfg = 140; - state->m_qamPreSawCfg.reference = 4; - state->m_qamPreSawCfg.usePreSaw = false; - - state->m_OperationMode = OM_NONE; - state->m_DrxkState = DRXK_UNINITIALIZED; + state->m_qam_if_agc_cfg.ctrl_mode = DRXK_AGC_CTRL_AUTO; + state->m_qam_if_agc_cfg.output_level = 0; + state->m_qam_if_agc_cfg.min_output_level = 0; + state->m_qam_if_agc_cfg.max_output_level = 9000; + state->m_qam_if_agc_cfg.top = 0x0511; + state->m_qam_if_agc_cfg.cut_off_current = 0; + state->m_qam_if_agc_cfg.speed = 3; + state->m_qam_if_agc_cfg.ingain_tgt_max = 5119; + state->m_qam_if_agc_cfg.fast_clip_ctrl_delay = 50; + + state->m_qam_pga_cfg = 140; + state->m_qam_pre_saw_cfg.reference = 4; + state->m_qam_pre_saw_cfg.use_pre_saw = false; + + state->m_operation_mode = OM_NONE; + state->m_drxk_state = DRXK_UNINITIALIZED; /* MPEG output configuration */ - state->m_enableMPEGOutput = true; /* If TRUE; enable MPEG ouput */ - state->m_insertRSByte = false; /* If TRUE; insert RS byte */ - state->m_invertDATA = false; /* If TRUE; invert DATA signals */ - state->m_invertERR = false; /* If TRUE; invert ERR signal */ - state->m_invertSTR = false; /* If TRUE; invert STR signals */ - state->m_invertVAL = false; /* If TRUE; invert VAL signals */ - state->m_invertCLK = (ulInvertTSClock != 0); /* If TRUE; invert CLK signals */ + state->m_enable_mpeg_output = true; /* If TRUE; enable MPEG ouput */ + state->m_insert_rs_byte = false; /* If TRUE; insert RS byte */ + state->m_invert_data = false; /* If TRUE; invert DATA signals */ + state->m_invert_err = false; /* If TRUE; invert ERR signal */ + state->m_invert_str = false; /* If TRUE; invert STR signals */ + state->m_invert_val = false; /* If TRUE; invert VAL signals */ + state->m_invert_clk = (ul_invert_ts_clock != 0); /* If TRUE; invert CLK signals */ /* If TRUE; static MPEG clockrate will be used; otherwise clockrate will adapt to the bitrate of the TS */ - state->m_DVBTBitrate = ulDVBTBitrate; - state->m_DVBCBitrate = ulDVBCBitrate; + state->m_dvbt_bitrate = ul_dvbt_bitrate; + state->m_dvbc_bitrate = ul_dvbc_bitrate; - state->m_TSDataStrength = (ulTSDataStrength & 0x07); + state->m_ts_data_strength = (ul_ts_data_strength & 0x07); /* Maximum bitrate in b/s in case static clockrate is selected */ - state->m_mpegTsStaticBitrate = 19392658; - state->m_disableTEIhandling = false; + state->m_mpeg_ts_static_bitrate = 19392658; + state->m_disable_te_ihandling = false; - if (ulInsertRSByte) - state->m_insertRSByte = true; + if (ul_insert_rs_byte) + state->m_insert_rs_byte = true; - state->m_MpegLockTimeOut = DEFAULT_DRXK_MPEG_LOCK_TIMEOUT; - if (ulMpegLockTimeOut < 10000) - state->m_MpegLockTimeOut = ulMpegLockTimeOut; - state->m_DemodLockTimeOut = DEFAULT_DRXK_DEMOD_LOCK_TIMEOUT; - if (ulDemodLockTimeOut < 10000) - state->m_DemodLockTimeOut = ulDemodLockTimeOut; + state->m_mpeg_lock_time_out = DEFAULT_DRXK_MPEG_LOCK_TIMEOUT; + if (ul_mpeg_lock_time_out < 10000) + state->m_mpeg_lock_time_out = ul_mpeg_lock_time_out; + state->m_demod_lock_time_out = DEFAULT_DRXK_DEMOD_LOCK_TIMEOUT; + if (ul_demod_lock_time_out < 10000) + state->m_demod_lock_time_out = ul_demod_lock_time_out; /* QAM defaults */ - state->m_Constellation = DRX_CONSTELLATION_AUTO; - state->m_qamInterleaveMode = DRXK_QAM_I12_J17; - state->m_fecRsPlen = 204 * 8; /* fecRsPlen annex A */ - state->m_fecRsPrescale = 1; + state->m_constellation = DRX_CONSTELLATION_AUTO; + state->m_qam_interleave_mode = DRXK_QAM_I12_J17; + state->m_fec_rs_plen = 204 * 8; /* fecRsPlen annex A */ + state->m_fec_rs_prescale = 1; - state->m_sqiSpeed = DRXK_DVBT_SQI_SPEED_MEDIUM; - state->m_agcFastClipCtrlDelay = 0; + state->m_sqi_speed = DRXK_DVBT_SQI_SPEED_MEDIUM; + state->m_agcfast_clip_ctrl_delay = 0; - state->m_GPIOCfg = (ulGPIOCfg); + state->m_gpio_cfg = ul_gpio_cfg; - state->m_bPowerDown = false; - state->m_currentPowerMode = DRX_POWER_DOWN; + state->m_b_power_down = false; + state->m_current_power_mode = DRX_POWER_DOWN; - state->m_rfmirror = (ulRfMirror == 0); - state->m_IfAgcPol = false; + state->m_rfmirror = (ul_rf_mirror == 0); + state->m_if_agc_pol = false; return 0; } -static int DRXX_Open(struct drxk_state *state) +static int drxx_open(struct drxk_state *state) { int status = 0; u32 jtag = 0; @@ -869,7 +785,8 @@ static int DRXX_Open(struct drxk_state *state) dprintk(1, "\n"); /* stop lock indicator process */ - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + status = write16(state, SCU_RAM_GPIO__A, + SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); if (status < 0) goto error; /* Check device id */ @@ -888,14 +805,14 @@ static int DRXX_Open(struct drxk_state *state) status = write16(state, SIO_TOP_COMM_KEY__A, key); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int GetDeviceCapabilities(struct drxk_state *state) +static int get_device_capabilities(struct drxk_state *state) { - u16 sioPdrOhwCfg = 0; - u32 sioTopJtagidLo = 0; + u16 sio_pdr_ohw_cfg = 0; + u32 sio_top_jtagid_lo = 0; int status; const char *spin = ""; @@ -903,197 +820,196 @@ static int GetDeviceCapabilities(struct drxk_state *state) /* driver 0.9.0 */ /* stop lock indicator process */ - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + status = write16(state, SCU_RAM_GPIO__A, + SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); if (status < 0) goto error; status = write16(state, SIO_TOP_COMM_KEY__A, SIO_TOP_COMM_KEY_KEY); if (status < 0) goto error; - status = read16(state, SIO_PDR_OHW_CFG__A, &sioPdrOhwCfg); + status = read16(state, SIO_PDR_OHW_CFG__A, &sio_pdr_ohw_cfg); if (status < 0) goto error; status = write16(state, SIO_TOP_COMM_KEY__A, 0x0000); if (status < 0) goto error; - switch ((sioPdrOhwCfg & SIO_PDR_OHW_CFG_FREF_SEL__M)) { + switch ((sio_pdr_ohw_cfg & SIO_PDR_OHW_CFG_FREF_SEL__M)) { case 0: /* ignore (bypass ?) */ break; case 1: /* 27 MHz */ - state->m_oscClockFreq = 27000; + state->m_osc_clock_freq = 27000; break; case 2: /* 20.25 MHz */ - state->m_oscClockFreq = 20250; + state->m_osc_clock_freq = 20250; break; case 3: /* 4 MHz */ - state->m_oscClockFreq = 20250; + state->m_osc_clock_freq = 20250; break; default: - printk(KERN_ERR "drxk: Clock Frequency is unknown\n"); + pr_err("Clock Frequency is unknown\n"); return -EINVAL; } /* Determine device capabilities Based on pinning v14 */ - status = read32(state, SIO_TOP_JTAGID_LO__A, &sioTopJtagidLo); + status = read32(state, SIO_TOP_JTAGID_LO__A, &sio_top_jtagid_lo); if (status < 0) goto error; - printk(KERN_INFO "drxk: status = 0x%08x\n", sioTopJtagidLo); + pr_info("status = 0x%08x\n", sio_top_jtagid_lo); /* driver 0.9.0 */ - switch ((sioTopJtagidLo >> 29) & 0xF) { + switch ((sio_top_jtagid_lo >> 29) & 0xF) { case 0: - state->m_deviceSpin = DRXK_SPIN_A1; + state->m_device_spin = DRXK_SPIN_A1; spin = "A1"; break; case 2: - state->m_deviceSpin = DRXK_SPIN_A2; + state->m_device_spin = DRXK_SPIN_A2; spin = "A2"; break; case 3: - state->m_deviceSpin = DRXK_SPIN_A3; + state->m_device_spin = DRXK_SPIN_A3; spin = "A3"; break; default: - state->m_deviceSpin = DRXK_SPIN_UNKNOWN; + state->m_device_spin = DRXK_SPIN_UNKNOWN; status = -EINVAL; - printk(KERN_ERR "drxk: Spin %d unknown\n", - (sioTopJtagidLo >> 29) & 0xF); + pr_err("Spin %d unknown\n", (sio_top_jtagid_lo >> 29) & 0xF); goto error2; } - switch ((sioTopJtagidLo >> 12) & 0xFF) { + switch ((sio_top_jtagid_lo >> 12) & 0xFF) { case 0x13: /* typeId = DRX3913K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = false; - state->m_hasAudio = false; - state->m_hasDVBT = true; - state->m_hasDVBC = true; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = false; - state->m_hasGPIO1 = false; - state->m_hasIRQN = false; + state->m_has_lna = false; + state->m_has_oob = false; + state->m_has_atv = false; + state->m_has_audio = false; + state->m_has_dvbt = true; + state->m_has_dvbc = true; + state->m_has_sawsw = true; + state->m_has_gpio2 = false; + state->m_has_gpio1 = false; + state->m_has_irqn = false; break; case 0x15: /* typeId = DRX3915K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = false; - state->m_hasDVBT = true; - state->m_hasDVBC = false; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; + state->m_has_lna = false; + state->m_has_oob = false; + state->m_has_atv = true; + state->m_has_audio = false; + state->m_has_dvbt = true; + state->m_has_dvbc = false; + state->m_has_sawsw = true; + state->m_has_gpio2 = true; + state->m_has_gpio1 = true; + state->m_has_irqn = false; break; case 0x16: /* typeId = DRX3916K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = false; - state->m_hasDVBT = true; - state->m_hasDVBC = false; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; + state->m_has_lna = false; + state->m_has_oob = false; + state->m_has_atv = true; + state->m_has_audio = false; + state->m_has_dvbt = true; + state->m_has_dvbc = false; + state->m_has_sawsw = true; + state->m_has_gpio2 = true; + state->m_has_gpio1 = true; + state->m_has_irqn = false; break; case 0x18: /* typeId = DRX3918K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = true; - state->m_hasDVBT = true; - state->m_hasDVBC = false; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; + state->m_has_lna = false; + state->m_has_oob = false; + state->m_has_atv = true; + state->m_has_audio = true; + state->m_has_dvbt = true; + state->m_has_dvbc = false; + state->m_has_sawsw = true; + state->m_has_gpio2 = true; + state->m_has_gpio1 = true; + state->m_has_irqn = false; break; case 0x21: /* typeId = DRX3921K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = true; - state->m_hasDVBT = true; - state->m_hasDVBC = true; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; + state->m_has_lna = false; + state->m_has_oob = false; + state->m_has_atv = true; + state->m_has_audio = true; + state->m_has_dvbt = true; + state->m_has_dvbc = true; + state->m_has_sawsw = true; + state->m_has_gpio2 = true; + state->m_has_gpio1 = true; + state->m_has_irqn = false; break; case 0x23: /* typeId = DRX3923K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = true; - state->m_hasDVBT = true; - state->m_hasDVBC = true; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; + state->m_has_lna = false; + state->m_has_oob = false; + state->m_has_atv = true; + state->m_has_audio = true; + state->m_has_dvbt = true; + state->m_has_dvbc = true; + state->m_has_sawsw = true; + state->m_has_gpio2 = true; + state->m_has_gpio1 = true; + state->m_has_irqn = false; break; case 0x25: /* typeId = DRX3925K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = true; - state->m_hasDVBT = true; - state->m_hasDVBC = true; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; + state->m_has_lna = false; + state->m_has_oob = false; + state->m_has_atv = true; + state->m_has_audio = true; + state->m_has_dvbt = true; + state->m_has_dvbc = true; + state->m_has_sawsw = true; + state->m_has_gpio2 = true; + state->m_has_gpio1 = true; + state->m_has_irqn = false; break; case 0x26: /* typeId = DRX3926K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = false; - state->m_hasDVBT = true; - state->m_hasDVBC = true; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; + state->m_has_lna = false; + state->m_has_oob = false; + state->m_has_atv = true; + state->m_has_audio = false; + state->m_has_dvbt = true; + state->m_has_dvbc = true; + state->m_has_sawsw = true; + state->m_has_gpio2 = true; + state->m_has_gpio1 = true; + state->m_has_irqn = false; break; default: - printk(KERN_ERR "drxk: DeviceID 0x%02x not supported\n", - ((sioTopJtagidLo >> 12) & 0xFF)); + pr_err("DeviceID 0x%02x not supported\n", + ((sio_top_jtagid_lo >> 12) & 0xFF)); status = -EINVAL; goto error2; } - printk(KERN_INFO - "drxk: detected a drx-39%02xk, spin %s, xtal %d.%03d MHz\n", - ((sioTopJtagidLo >> 12) & 0xFF), spin, - state->m_oscClockFreq / 1000, - state->m_oscClockFreq % 1000); + pr_info("detected a drx-39%02xk, spin %s, xtal %d.%03d MHz\n", + ((sio_top_jtagid_lo >> 12) & 0xFF), spin, + state->m_osc_clock_freq / 1000, + state->m_osc_clock_freq % 1000); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); error2: return status; } -static int HI_Command(struct drxk_state *state, u16 cmd, u16 *pResult) +static int hi_command(struct drxk_state *state, u16 cmd, u16 *p_result) { int status; bool powerdown_cmd; @@ -1105,37 +1021,37 @@ static int HI_Command(struct drxk_state *state, u16 cmd, u16 *pResult) if (status < 0) goto error; if (cmd == SIO_HI_RA_RAM_CMD_RESET) - msleep(1); + usleep_range(1000, 2000); powerdown_cmd = (bool) ((cmd == SIO_HI_RA_RAM_CMD_CONFIG) && - ((state->m_HICfgCtrl) & + ((state->m_hi_cfg_ctrl) & SIO_HI_RA_RAM_PAR_5_CFG_SLEEP__M) == SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ); if (powerdown_cmd == false) { /* Wait until command rdy */ - u32 retryCount = 0; - u16 waitCmd; + u32 retry_count = 0; + u16 wait_cmd; do { - msleep(1); - retryCount += 1; + usleep_range(1000, 2000); + retry_count += 1; status = read16(state, SIO_HI_RA_RAM_CMD__A, - &waitCmd); - } while ((status < 0) && (retryCount < DRXK_MAX_RETRIES) - && (waitCmd != 0)); + &wait_cmd); + } while ((status < 0) && (retry_count < DRXK_MAX_RETRIES) + && (wait_cmd != 0)); if (status < 0) goto error; - status = read16(state, SIO_HI_RA_RAM_RES__A, pResult); + status = read16(state, SIO_HI_RA_RAM_RES__A, p_result); } error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int HI_CfgCommand(struct drxk_state *state) +static int hi_cfg_command(struct drxk_state *state) { int status; @@ -1143,61 +1059,68 @@ static int HI_CfgCommand(struct drxk_state *state) mutex_lock(&state->mutex); - status = write16(state, SIO_HI_RA_RAM_PAR_6__A, state->m_HICfgTimeout); + status = write16(state, SIO_HI_RA_RAM_PAR_6__A, + state->m_hi_cfg_timeout); if (status < 0) goto error; - status = write16(state, SIO_HI_RA_RAM_PAR_5__A, state->m_HICfgCtrl); + status = write16(state, SIO_HI_RA_RAM_PAR_5__A, + state->m_hi_cfg_ctrl); if (status < 0) goto error; - status = write16(state, SIO_HI_RA_RAM_PAR_4__A, state->m_HICfgWakeUpKey); + status = write16(state, SIO_HI_RA_RAM_PAR_4__A, + state->m_hi_cfg_wake_up_key); if (status < 0) goto error; - status = write16(state, SIO_HI_RA_RAM_PAR_3__A, state->m_HICfgBridgeDelay); + status = write16(state, SIO_HI_RA_RAM_PAR_3__A, + state->m_hi_cfg_bridge_delay); if (status < 0) goto error; - status = write16(state, SIO_HI_RA_RAM_PAR_2__A, state->m_HICfgTimingDiv); + status = write16(state, SIO_HI_RA_RAM_PAR_2__A, + state->m_hi_cfg_timing_div); if (status < 0) goto error; - status = write16(state, SIO_HI_RA_RAM_PAR_1__A, SIO_HI_RA_RAM_PAR_1_PAR1_SEC_KEY); + status = write16(state, SIO_HI_RA_RAM_PAR_1__A, + SIO_HI_RA_RAM_PAR_1_PAR1_SEC_KEY); if (status < 0) goto error; - status = HI_Command(state, SIO_HI_RA_RAM_CMD_CONFIG, 0); + status = hi_command(state, SIO_HI_RA_RAM_CMD_CONFIG, 0); if (status < 0) goto error; - state->m_HICfgCtrl &= ~SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; + state->m_hi_cfg_ctrl &= ~SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; error: mutex_unlock(&state->mutex); if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int InitHI(struct drxk_state *state) +static int init_hi(struct drxk_state *state) { dprintk(1, "\n"); - state->m_HICfgWakeUpKey = (state->demod_address << 1); - state->m_HICfgTimeout = 0x96FF; + state->m_hi_cfg_wake_up_key = (state->demod_address << 1); + state->m_hi_cfg_timeout = 0x96FF; /* port/bridge/power down ctrl */ - state->m_HICfgCtrl = SIO_HI_RA_RAM_PAR_5_CFG_SLV0_SLAVE; + state->m_hi_cfg_ctrl = SIO_HI_RA_RAM_PAR_5_CFG_SLV0_SLAVE; - return HI_CfgCommand(state); + return hi_cfg_command(state); } -static int MPEGTSConfigurePins(struct drxk_state *state, bool mpegEnable) +static int mpegts_configure_pins(struct drxk_state *state, bool mpeg_enable) { int status = -1; - u16 sioPdrMclkCfg = 0; - u16 sioPdrMdxCfg = 0; + u16 sio_pdr_mclk_cfg = 0; + u16 sio_pdr_mdx_cfg = 0; u16 err_cfg = 0; dprintk(1, ": mpeg %s, %s mode\n", - mpegEnable ? "enable" : "disable", - state->m_enableParallel ? "parallel" : "serial"); + mpeg_enable ? "enable" : "disable", + state->m_enable_parallel ? "parallel" : "serial"); /* stop lock indicator process */ - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + status = write16(state, SCU_RAM_GPIO__A, + SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); if (status < 0) goto error; @@ -1206,7 +1129,7 @@ static int MPEGTSConfigurePins(struct drxk_state *state, bool mpegEnable) if (status < 0) goto error; - if (mpegEnable == false) { + if (mpeg_enable == false) { /* Set MPEG TS pads to inputmode */ status = write16(state, SIO_PDR_MSTRT_CFG__A, 0x0000); if (status < 0) @@ -1246,19 +1169,19 @@ static int MPEGTSConfigurePins(struct drxk_state *state, bool mpegEnable) goto error; } else { /* Enable MPEG output */ - sioPdrMdxCfg = - ((state->m_TSDataStrength << + sio_pdr_mdx_cfg = + ((state->m_ts_data_strength << SIO_PDR_MD0_CFG_DRIVE__B) | 0x0003); - sioPdrMclkCfg = ((state->m_TSClockkStrength << + sio_pdr_mclk_cfg = ((state->m_ts_clockk_strength << SIO_PDR_MCLK_CFG_DRIVE__B) | 0x0003); - status = write16(state, SIO_PDR_MSTRT_CFG__A, sioPdrMdxCfg); + status = write16(state, SIO_PDR_MSTRT_CFG__A, sio_pdr_mdx_cfg); if (status < 0) goto error; if (state->enable_merr_cfg) - err_cfg = sioPdrMdxCfg; + err_cfg = sio_pdr_mdx_cfg; status = write16(state, SIO_PDR_MERR_CFG__A, err_cfg); if (status < 0) @@ -1267,31 +1190,38 @@ static int MPEGTSConfigurePins(struct drxk_state *state, bool mpegEnable) if (status < 0) goto error; - if (state->m_enableParallel == true) { + if (state->m_enable_parallel == true) { /* paralel -> enable MD1 to MD7 */ - status = write16(state, SIO_PDR_MD1_CFG__A, sioPdrMdxCfg); + status = write16(state, SIO_PDR_MD1_CFG__A, + sio_pdr_mdx_cfg); if (status < 0) goto error; - status = write16(state, SIO_PDR_MD2_CFG__A, sioPdrMdxCfg); + status = write16(state, SIO_PDR_MD2_CFG__A, + sio_pdr_mdx_cfg); if (status < 0) goto error; - status = write16(state, SIO_PDR_MD3_CFG__A, sioPdrMdxCfg); + status = write16(state, SIO_PDR_MD3_CFG__A, + sio_pdr_mdx_cfg); if (status < 0) goto error; - status = write16(state, SIO_PDR_MD4_CFG__A, sioPdrMdxCfg); + status = write16(state, SIO_PDR_MD4_CFG__A, + sio_pdr_mdx_cfg); if (status < 0) goto error; - status = write16(state, SIO_PDR_MD5_CFG__A, sioPdrMdxCfg); + status = write16(state, SIO_PDR_MD5_CFG__A, + sio_pdr_mdx_cfg); if (status < 0) goto error; - status = write16(state, SIO_PDR_MD6_CFG__A, sioPdrMdxCfg); + status = write16(state, SIO_PDR_MD6_CFG__A, + sio_pdr_mdx_cfg); if (status < 0) goto error; - status = write16(state, SIO_PDR_MD7_CFG__A, sioPdrMdxCfg); + status = write16(state, SIO_PDR_MD7_CFG__A, + sio_pdr_mdx_cfg); if (status < 0) goto error; } else { - sioPdrMdxCfg = ((state->m_TSDataStrength << + sio_pdr_mdx_cfg = ((state->m_ts_data_strength << SIO_PDR_MD0_CFG_DRIVE__B) | 0x0003); /* serial -> disable MD1 to MD7 */ @@ -1317,10 +1247,10 @@ static int MPEGTSConfigurePins(struct drxk_state *state, bool mpegEnable) if (status < 0) goto error; } - status = write16(state, SIO_PDR_MCLK_CFG__A, sioPdrMclkCfg); + status = write16(state, SIO_PDR_MCLK_CFG__A, sio_pdr_mclk_cfg); if (status < 0) goto error; - status = write16(state, SIO_PDR_MD0_CFG__A, sioPdrMdxCfg); + status = write16(state, SIO_PDR_MD0_CFG__A, sio_pdr_mdx_cfg); if (status < 0) goto error; } @@ -1332,21 +1262,21 @@ static int MPEGTSConfigurePins(struct drxk_state *state, bool mpegEnable) status = write16(state, SIO_TOP_COMM_KEY__A, 0x0000); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int MPEGTSDisable(struct drxk_state *state) +static int mpegts_disable(struct drxk_state *state) { dprintk(1, "\n"); - return MPEGTSConfigurePins(state, false); + return mpegts_configure_pins(state, false); } -static int BLChainCmd(struct drxk_state *state, - u16 romOffset, u16 nrOfElements, u32 timeOut) +static int bl_chain_cmd(struct drxk_state *state, + u16 rom_offset, u16 nr_of_elements, u32 time_out) { - u16 blStatus = 0; + u16 bl_status = 0; int status; unsigned long end; @@ -1355,46 +1285,46 @@ static int BLChainCmd(struct drxk_state *state, status = write16(state, SIO_BL_MODE__A, SIO_BL_MODE_CHAIN); if (status < 0) goto error; - status = write16(state, SIO_BL_CHAIN_ADDR__A, romOffset); + status = write16(state, SIO_BL_CHAIN_ADDR__A, rom_offset); if (status < 0) goto error; - status = write16(state, SIO_BL_CHAIN_LEN__A, nrOfElements); + status = write16(state, SIO_BL_CHAIN_LEN__A, nr_of_elements); if (status < 0) goto error; status = write16(state, SIO_BL_ENABLE__A, SIO_BL_ENABLE_ON); if (status < 0) goto error; - end = jiffies + msecs_to_jiffies(timeOut); + end = jiffies + msecs_to_jiffies(time_out); do { - msleep(1); - status = read16(state, SIO_BL_STATUS__A, &blStatus); + usleep_range(1000, 2000); + status = read16(state, SIO_BL_STATUS__A, &bl_status); if (status < 0) goto error; - } while ((blStatus == 0x1) && + } while ((bl_status == 0x1) && ((time_is_after_jiffies(end)))); - if (blStatus == 0x1) { - printk(KERN_ERR "drxk: SIO not ready\n"); + if (bl_status == 0x1) { + pr_err("SIO not ready\n"); status = -EINVAL; goto error2; } error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); error2: mutex_unlock(&state->mutex); return status; } -static int DownloadMicrocode(struct drxk_state *state, - const u8 pMCImage[], u32 Length) +static int download_microcode(struct drxk_state *state, + const u8 p_mc_image[], u32 length) { - const u8 *pSrc = pMCImage; - u32 Address; - u16 nBlocks; - u16 BlockSize; + const u8 *p_src = p_mc_image; + u32 address; + u16 n_blocks; + u16 block_size; u32 offset = 0; u32 i; int status = 0; @@ -1404,130 +1334,131 @@ static int DownloadMicrocode(struct drxk_state *state, /* down the drain (we don't care about MAGIC_WORD) */ #if 0 /* For future reference */ - Drain = (pSrc[0] << 8) | pSrc[1]; + drain = (p_src[0] << 8) | p_src[1]; #endif - pSrc += sizeof(u16); + p_src += sizeof(u16); offset += sizeof(u16); - nBlocks = (pSrc[0] << 8) | pSrc[1]; - pSrc += sizeof(u16); + n_blocks = (p_src[0] << 8) | p_src[1]; + p_src += sizeof(u16); offset += sizeof(u16); - for (i = 0; i < nBlocks; i += 1) { - Address = (pSrc[0] << 24) | (pSrc[1] << 16) | - (pSrc[2] << 8) | pSrc[3]; - pSrc += sizeof(u32); + for (i = 0; i < n_blocks; i += 1) { + address = (p_src[0] << 24) | (p_src[1] << 16) | + (p_src[2] << 8) | p_src[3]; + p_src += sizeof(u32); offset += sizeof(u32); - BlockSize = ((pSrc[0] << 8) | pSrc[1]) * sizeof(u16); - pSrc += sizeof(u16); + block_size = ((p_src[0] << 8) | p_src[1]) * sizeof(u16); + p_src += sizeof(u16); offset += sizeof(u16); #if 0 /* For future reference */ - Flags = (pSrc[0] << 8) | pSrc[1]; + flags = (p_src[0] << 8) | p_src[1]; #endif - pSrc += sizeof(u16); + p_src += sizeof(u16); offset += sizeof(u16); #if 0 /* For future reference */ - BlockCRC = (pSrc[0] << 8) | pSrc[1]; + block_crc = (p_src[0] << 8) | p_src[1]; #endif - pSrc += sizeof(u16); + p_src += sizeof(u16); offset += sizeof(u16); - if (offset + BlockSize > Length) { - printk(KERN_ERR "drxk: Firmware is corrupted.\n"); + if (offset + block_size > length) { + pr_err("Firmware is corrupted.\n"); return -EINVAL; } - status = write_block(state, Address, BlockSize, pSrc); + status = write_block(state, address, block_size, p_src); if (status < 0) { - printk(KERN_ERR "drxk: Error %d while loading firmware\n", status); + pr_err("Error %d while loading firmware\n", status); break; } - pSrc += BlockSize; - offset += BlockSize; + p_src += block_size; + offset += block_size; } return status; } -static int DVBTEnableOFDMTokenRing(struct drxk_state *state, bool enable) +static int dvbt_enable_ofdm_token_ring(struct drxk_state *state, bool enable) { int status; u16 data = 0; - u16 desiredCtrl = SIO_OFDM_SH_OFDM_RING_ENABLE_ON; - u16 desiredStatus = SIO_OFDM_SH_OFDM_RING_STATUS_ENABLED; + u16 desired_ctrl = SIO_OFDM_SH_OFDM_RING_ENABLE_ON; + u16 desired_status = SIO_OFDM_SH_OFDM_RING_STATUS_ENABLED; unsigned long end; dprintk(1, "\n"); if (enable == false) { - desiredCtrl = SIO_OFDM_SH_OFDM_RING_ENABLE_OFF; - desiredStatus = SIO_OFDM_SH_OFDM_RING_STATUS_DOWN; + desired_ctrl = SIO_OFDM_SH_OFDM_RING_ENABLE_OFF; + desired_status = SIO_OFDM_SH_OFDM_RING_STATUS_DOWN; } status = read16(state, SIO_OFDM_SH_OFDM_RING_STATUS__A, &data); - if (status >= 0 && data == desiredStatus) { + if (status >= 0 && data == desired_status) { /* tokenring already has correct status */ return status; } /* Disable/enable dvbt tokenring bridge */ - status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, desiredCtrl); + status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, desired_ctrl); end = jiffies + msecs_to_jiffies(DRXK_OFDM_TR_SHUTDOWN_TIMEOUT); do { status = read16(state, SIO_OFDM_SH_OFDM_RING_STATUS__A, &data); - if ((status >= 0 && data == desiredStatus) || time_is_after_jiffies(end)) + if ((status >= 0 && data == desired_status) + || time_is_after_jiffies(end)) break; - msleep(1); + usleep_range(1000, 2000); } while (1); - if (data != desiredStatus) { - printk(KERN_ERR "drxk: SIO not ready\n"); + if (data != desired_status) { + pr_err("SIO not ready\n"); return -EINVAL; } return status; } -static int MPEGTSStop(struct drxk_state *state) +static int mpegts_stop(struct drxk_state *state) { int status = 0; - u16 fecOcSncMode = 0; - u16 fecOcIprMode = 0; + u16 fec_oc_snc_mode = 0; + u16 fec_oc_ipr_mode = 0; dprintk(1, "\n"); /* Gracefull shutdown (byte boundaries) */ - status = read16(state, FEC_OC_SNC_MODE__A, &fecOcSncMode); + status = read16(state, FEC_OC_SNC_MODE__A, &fec_oc_snc_mode); if (status < 0) goto error; - fecOcSncMode |= FEC_OC_SNC_MODE_SHUTDOWN__M; - status = write16(state, FEC_OC_SNC_MODE__A, fecOcSncMode); + fec_oc_snc_mode |= FEC_OC_SNC_MODE_SHUTDOWN__M; + status = write16(state, FEC_OC_SNC_MODE__A, fec_oc_snc_mode); if (status < 0) goto error; /* Suppress MCLK during absence of data */ - status = read16(state, FEC_OC_IPR_MODE__A, &fecOcIprMode); + status = read16(state, FEC_OC_IPR_MODE__A, &fec_oc_ipr_mode); if (status < 0) goto error; - fecOcIprMode |= FEC_OC_IPR_MODE_MCLK_DIS_DAT_ABS__M; - status = write16(state, FEC_OC_IPR_MODE__A, fecOcIprMode); + fec_oc_ipr_mode |= FEC_OC_IPR_MODE_MCLK_DIS_DAT_ABS__M; + status = write16(state, FEC_OC_IPR_MODE__A, fec_oc_ipr_mode); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } static int scu_command(struct drxk_state *state, - u16 cmd, u8 parameterLen, - u16 *parameter, u8 resultLen, u16 *result) + u16 cmd, u8 parameter_len, + u16 *parameter, u8 result_len, u16 *result) { #if (SCU_RAM_PARAM_0__A - SCU_RAM_PARAM_15__A) != 15 #error DRXK register mapping no longer compatible with this routine! #endif - u16 curCmd = 0; + u16 cur_cmd = 0; int status = -EINVAL; unsigned long end; u8 buffer[34]; @@ -1537,9 +1468,9 @@ static int scu_command(struct drxk_state *state, dprintk(1, "\n"); - if ((cmd == 0) || ((parameterLen > 0) && (parameter == NULL)) || - ((resultLen > 0) && (result == NULL))) { - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + if ((cmd == 0) || ((parameter_len > 0) && (parameter == NULL)) || + ((result_len > 0) && (result == NULL))) { + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -1547,7 +1478,7 @@ static int scu_command(struct drxk_state *state, /* assume that the command register is ready since it is checked afterwards */ - for (ii = parameterLen - 1; ii >= 0; ii -= 1) { + for (ii = parameter_len - 1; ii >= 0; ii -= 1) { buffer[cnt++] = (parameter[ii] & 0xFF); buffer[cnt++] = ((parameter[ii] >> 8) & 0xFF); } @@ -1555,27 +1486,28 @@ static int scu_command(struct drxk_state *state, buffer[cnt++] = ((cmd >> 8) & 0xFF); write_block(state, SCU_RAM_PARAM_0__A - - (parameterLen - 1), cnt, buffer); + (parameter_len - 1), cnt, buffer); /* Wait until SCU has processed command */ end = jiffies + msecs_to_jiffies(DRXK_MAX_WAITTIME); do { - msleep(1); - status = read16(state, SCU_RAM_COMMAND__A, &curCmd); + usleep_range(1000, 2000); + status = read16(state, SCU_RAM_COMMAND__A, &cur_cmd); if (status < 0) goto error; - } while (!(curCmd == DRX_SCU_READY) && (time_is_after_jiffies(end))); - if (curCmd != DRX_SCU_READY) { - printk(KERN_ERR "drxk: SCU not ready\n"); + } while (!(cur_cmd == DRX_SCU_READY) && (time_is_after_jiffies(end))); + if (cur_cmd != DRX_SCU_READY) { + pr_err("SCU not ready\n"); status = -EIO; goto error2; } /* read results */ - if ((resultLen > 0) && (result != NULL)) { + if ((result_len > 0) && (result != NULL)) { s16 err; int ii; - for (ii = resultLen - 1; ii >= 0; ii -= 1) { - status = read16(state, SCU_RAM_PARAM_0__A - ii, &result[ii]); + for (ii = result_len - 1; ii >= 0; ii -= 1) { + status = read16(state, SCU_RAM_PARAM_0__A - ii, + &result[ii]); if (status < 0) goto error; } @@ -1603,7 +1535,7 @@ static int scu_command(struct drxk_state *state, sprintf(errname, "ERROR: %d\n", err); p = errname; } - printk(KERN_ERR "drxk: %s while sending cmd 0x%04x with params:", p, cmd); + pr_err("%s while sending cmd 0x%04x with params:", p, cmd); print_hex_dump_bytes("drxk: ", DUMP_PREFIX_NONE, buffer, cnt); status = -EINVAL; goto error2; @@ -1611,13 +1543,13 @@ static int scu_command(struct drxk_state *state, error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); error2: mutex_unlock(&state->mutex); return status; } -static int SetIqmAf(struct drxk_state *state, bool active) +static int set_iqm_af(struct drxk_state *state, bool active) { u16 data = 0; int status; @@ -1647,14 +1579,14 @@ static int SetIqmAf(struct drxk_state *state, bool active) error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int CtrlPowerMode(struct drxk_state *state, enum DRXPowerMode *mode) +static int ctrl_power_mode(struct drxk_state *state, enum drx_power_mode *mode) { int status = 0; - u16 sioCcPwdMode = 0; + u16 sio_cc_pwd_mode = 0; dprintk(1, "\n"); @@ -1664,19 +1596,19 @@ static int CtrlPowerMode(struct drxk_state *state, enum DRXPowerMode *mode) switch (*mode) { case DRX_POWER_UP: - sioCcPwdMode = SIO_CC_PWD_MODE_LEVEL_NONE; + sio_cc_pwd_mode = SIO_CC_PWD_MODE_LEVEL_NONE; break; case DRXK_POWER_DOWN_OFDM: - sioCcPwdMode = SIO_CC_PWD_MODE_LEVEL_OFDM; + sio_cc_pwd_mode = SIO_CC_PWD_MODE_LEVEL_OFDM; break; case DRXK_POWER_DOWN_CORE: - sioCcPwdMode = SIO_CC_PWD_MODE_LEVEL_CLOCK; + sio_cc_pwd_mode = SIO_CC_PWD_MODE_LEVEL_CLOCK; break; case DRXK_POWER_DOWN_PLL: - sioCcPwdMode = SIO_CC_PWD_MODE_LEVEL_PLL; + sio_cc_pwd_mode = SIO_CC_PWD_MODE_LEVEL_PLL; break; case DRX_POWER_DOWN: - sioCcPwdMode = SIO_CC_PWD_MODE_LEVEL_OSC; + sio_cc_pwd_mode = SIO_CC_PWD_MODE_LEVEL_OSC; break; default: /* Unknow sleep mode */ @@ -1684,15 +1616,15 @@ static int CtrlPowerMode(struct drxk_state *state, enum DRXPowerMode *mode) } /* If already in requested power mode, do nothing */ - if (state->m_currentPowerMode == *mode) + if (state->m_current_power_mode == *mode) return 0; /* For next steps make sure to start from DRX_POWER_UP mode */ - if (state->m_currentPowerMode != DRX_POWER_UP) { - status = PowerUpDevice(state); + if (state->m_current_power_mode != DRX_POWER_UP) { + status = power_up_device(state); if (status < 0) goto error; - status = DVBTEnableOFDMTokenRing(state, true); + status = dvbt_enable_ofdm_token_ring(state, true); if (status < 0) goto error; } @@ -1709,31 +1641,31 @@ static int CtrlPowerMode(struct drxk_state *state, enum DRXPowerMode *mode) /* Power down device */ /* stop all comm_exec */ /* Stop and power down previous standard */ - switch (state->m_OperationMode) { + switch (state->m_operation_mode) { case OM_DVBT: - status = MPEGTSStop(state); + status = mpegts_stop(state); if (status < 0) goto error; - status = PowerDownDVBT(state, false); + status = power_down_dvbt(state, false); if (status < 0) goto error; break; case OM_QAM_ITU_A: case OM_QAM_ITU_C: - status = MPEGTSStop(state); + status = mpegts_stop(state); if (status < 0) goto error; - status = PowerDownQAM(state); + status = power_down_qam(state); if (status < 0) goto error; break; default: break; } - status = DVBTEnableOFDMTokenRing(state, false); + status = dvbt_enable_ofdm_token_ring(state, false); if (status < 0) goto error; - status = write16(state, SIO_CC_PWD_MODE__A, sioCcPwdMode); + status = write16(state, SIO_CC_PWD_MODE__A, sio_cc_pwd_mode); if (status < 0) goto error; status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); @@ -1741,26 +1673,26 @@ static int CtrlPowerMode(struct drxk_state *state, enum DRXPowerMode *mode) goto error; if (*mode != DRXK_POWER_DOWN_OFDM) { - state->m_HICfgCtrl |= + state->m_hi_cfg_ctrl |= SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; - status = HI_CfgCommand(state); + status = hi_cfg_command(state); if (status < 0) goto error; } } - state->m_currentPowerMode = *mode; + state->m_current_power_mode = *mode; error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int PowerDownDVBT(struct drxk_state *state, bool setPowerMode) +static int power_down_dvbt(struct drxk_state *state, bool set_power_mode) { - enum DRXPowerMode powerMode = DRXK_POWER_DOWN_OFDM; - u16 cmdResult = 0; + enum drx_power_mode power_mode = DRXK_POWER_DOWN_OFDM; + u16 cmd_result = 0; u16 data = 0; int status; @@ -1771,11 +1703,17 @@ static int PowerDownDVBT(struct drxk_state *state, bool setPowerMode) goto error; if (data == SCU_COMM_EXEC_ACTIVE) { /* Send OFDM stop command */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_STOP, 0, NULL, 1, &cmdResult); + status = scu_command(state, + SCU_RAM_COMMAND_STANDARD_OFDM + | SCU_RAM_COMMAND_CMD_DEMOD_STOP, + 0, NULL, 1, &cmd_result); if (status < 0) goto error; /* Send OFDM reset command */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_RESET, 0, NULL, 1, &cmdResult); + status = scu_command(state, + SCU_RAM_COMMAND_STANDARD_OFDM + | SCU_RAM_COMMAND_CMD_DEMOD_RESET, + 0, NULL, 1, &cmd_result); if (status < 0) goto error; } @@ -1792,24 +1730,24 @@ static int PowerDownDVBT(struct drxk_state *state, bool setPowerMode) goto error; /* powerdown AFE */ - status = SetIqmAf(state, false); + status = set_iqm_af(state, false); if (status < 0) goto error; /* powerdown to OFDM mode */ - if (setPowerMode) { - status = CtrlPowerMode(state, &powerMode); + if (set_power_mode) { + status = ctrl_power_mode(state, &power_mode); if (status < 0) goto error; } error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int SetOperationMode(struct drxk_state *state, - enum OperationMode oMode) +static int setoperation_mode(struct drxk_state *state, + enum operation_mode o_mode) { int status = 0; @@ -1821,36 +1759,37 @@ static int SetOperationMode(struct drxk_state *state, */ /* disable HW lock indicator */ - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + status = write16(state, SCU_RAM_GPIO__A, + SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); if (status < 0) goto error; /* Device is already at the required mode */ - if (state->m_OperationMode == oMode) + if (state->m_operation_mode == o_mode) return 0; - switch (state->m_OperationMode) { + switch (state->m_operation_mode) { /* OM_NONE was added for start up */ case OM_NONE: break; case OM_DVBT: - status = MPEGTSStop(state); + status = mpegts_stop(state); if (status < 0) goto error; - status = PowerDownDVBT(state, true); + status = power_down_dvbt(state, true); if (status < 0) goto error; - state->m_OperationMode = OM_NONE; + state->m_operation_mode = OM_NONE; break; case OM_QAM_ITU_A: /* fallthrough */ case OM_QAM_ITU_C: - status = MPEGTSStop(state); + status = mpegts_stop(state); if (status < 0) goto error; - status = PowerDownQAM(state); + status = power_down_qam(state); if (status < 0) goto error; - state->m_OperationMode = OM_NONE; + state->m_operation_mode = OM_NONE; break; case OM_QAM_ITU_B: default: @@ -1861,20 +1800,20 @@ static int SetOperationMode(struct drxk_state *state, /* Power up new standard */ - switch (oMode) { + switch (o_mode) { case OM_DVBT: dprintk(1, ": DVB-T\n"); - state->m_OperationMode = oMode; - status = SetDVBTStandard(state, oMode); + state->m_operation_mode = o_mode; + status = set_dvbt_standard(state, o_mode); if (status < 0) goto error; break; case OM_QAM_ITU_A: /* fallthrough */ case OM_QAM_ITU_C: dprintk(1, ": DVB-C Annex %c\n", - (state->m_OperationMode == OM_QAM_ITU_A) ? 'A' : 'C'); - state->m_OperationMode = oMode; - status = SetQAMStandard(state, oMode); + (state->m_operation_mode == OM_QAM_ITU_A) ? 'A' : 'C'); + state->m_operation_mode = o_mode; + status = set_qam_standard(state, o_mode); if (status < 0) goto error; break; @@ -1884,121 +1823,121 @@ static int SetOperationMode(struct drxk_state *state, } error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int Start(struct drxk_state *state, s32 offsetFreq, - s32 IntermediateFrequency) +static int start(struct drxk_state *state, s32 offset_freq, + s32 intermediate_frequency) { int status = -EINVAL; - u16 IFreqkHz; - s32 OffsetkHz = offsetFreq / 1000; + u16 i_freqk_hz; + s32 offsetk_hz = offset_freq / 1000; dprintk(1, "\n"); - if (state->m_DrxkState != DRXK_STOPPED && - state->m_DrxkState != DRXK_DTV_STARTED) + if (state->m_drxk_state != DRXK_STOPPED && + state->m_drxk_state != DRXK_DTV_STARTED) goto error; - state->m_bMirrorFreqSpect = (state->props.inversion == INVERSION_ON); + state->m_b_mirror_freq_spect = (state->props.inversion == INVERSION_ON); - if (IntermediateFrequency < 0) { - state->m_bMirrorFreqSpect = !state->m_bMirrorFreqSpect; - IntermediateFrequency = -IntermediateFrequency; + if (intermediate_frequency < 0) { + state->m_b_mirror_freq_spect = !state->m_b_mirror_freq_spect; + intermediate_frequency = -intermediate_frequency; } - switch (state->m_OperationMode) { + switch (state->m_operation_mode) { case OM_QAM_ITU_A: case OM_QAM_ITU_C: - IFreqkHz = (IntermediateFrequency / 1000); - status = SetQAM(state, IFreqkHz, OffsetkHz); + i_freqk_hz = (intermediate_frequency / 1000); + status = set_qam(state, i_freqk_hz, offsetk_hz); if (status < 0) goto error; - state->m_DrxkState = DRXK_DTV_STARTED; + state->m_drxk_state = DRXK_DTV_STARTED; break; case OM_DVBT: - IFreqkHz = (IntermediateFrequency / 1000); - status = MPEGTSStop(state); + i_freqk_hz = (intermediate_frequency / 1000); + status = mpegts_stop(state); if (status < 0) goto error; - status = SetDVBT(state, IFreqkHz, OffsetkHz); + status = set_dvbt(state, i_freqk_hz, offsetk_hz); if (status < 0) goto error; - status = DVBTStart(state); + status = dvbt_start(state); if (status < 0) goto error; - state->m_DrxkState = DRXK_DTV_STARTED; + state->m_drxk_state = DRXK_DTV_STARTED; break; default: break; } error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int ShutDown(struct drxk_state *state) +static int shut_down(struct drxk_state *state) { dprintk(1, "\n"); - MPEGTSStop(state); + mpegts_stop(state); return 0; } -static int GetLockStatus(struct drxk_state *state, u32 *pLockStatus) +static int get_lock_status(struct drxk_state *state, u32 *p_lock_status) { int status = -EINVAL; dprintk(1, "\n"); - if (pLockStatus == NULL) + if (p_lock_status == NULL) goto error; - *pLockStatus = NOT_LOCKED; + *p_lock_status = NOT_LOCKED; /* define the SCU command code */ - switch (state->m_OperationMode) { + switch (state->m_operation_mode) { case OM_QAM_ITU_A: case OM_QAM_ITU_B: case OM_QAM_ITU_C: - status = GetQAMLockStatus(state, pLockStatus); + status = get_qam_lock_status(state, p_lock_status); break; case OM_DVBT: - status = GetDVBTLockStatus(state, pLockStatus); + status = get_dvbt_lock_status(state, p_lock_status); break; default: break; } error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int MPEGTSStart(struct drxk_state *state) +static int mpegts_start(struct drxk_state *state) { int status; - u16 fecOcSncMode = 0; + u16 fec_oc_snc_mode = 0; /* Allow OC to sync again */ - status = read16(state, FEC_OC_SNC_MODE__A, &fecOcSncMode); + status = read16(state, FEC_OC_SNC_MODE__A, &fec_oc_snc_mode); if (status < 0) goto error; - fecOcSncMode &= ~FEC_OC_SNC_MODE_SHUTDOWN__M; - status = write16(state, FEC_OC_SNC_MODE__A, fecOcSncMode); + fec_oc_snc_mode &= ~FEC_OC_SNC_MODE_SHUTDOWN__M; + status = write16(state, FEC_OC_SNC_MODE__A, fec_oc_snc_mode); if (status < 0) goto error; status = write16(state, FEC_OC_SNC_UNLOCK__A, 1); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int MPEGTSDtoInit(struct drxk_state *state) +static int mpegts_dto_init(struct drxk_state *state) { int status; @@ -2040,68 +1979,68 @@ static int MPEGTSDtoInit(struct drxk_state *state) status = write16(state, FEC_OC_SNC_HWM__A, 12); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int MPEGTSDtoSetup(struct drxk_state *state, - enum OperationMode oMode) +static int mpegts_dto_setup(struct drxk_state *state, + enum operation_mode o_mode) { int status; - u16 fecOcRegMode = 0; /* FEC_OC_MODE register value */ - u16 fecOcRegIprMode = 0; /* FEC_OC_IPR_MODE register value */ - u16 fecOcDtoMode = 0; /* FEC_OC_IPR_INVERT register value */ - u16 fecOcFctMode = 0; /* FEC_OC_IPR_INVERT register value */ - u16 fecOcDtoPeriod = 2; /* FEC_OC_IPR_INVERT register value */ - u16 fecOcDtoBurstLen = 188; /* FEC_OC_IPR_INVERT register value */ - u32 fecOcRcnCtlRate = 0; /* FEC_OC_IPR_INVERT register value */ - u16 fecOcTmdMode = 0; - u16 fecOcTmdIntUpdRate = 0; - u32 maxBitRate = 0; - bool staticCLK = false; + u16 fec_oc_reg_mode = 0; /* FEC_OC_MODE register value */ + u16 fec_oc_reg_ipr_mode = 0; /* FEC_OC_IPR_MODE register value */ + u16 fec_oc_dto_mode = 0; /* FEC_OC_IPR_INVERT register value */ + u16 fec_oc_fct_mode = 0; /* FEC_OC_IPR_INVERT register value */ + u16 fec_oc_dto_period = 2; /* FEC_OC_IPR_INVERT register value */ + u16 fec_oc_dto_burst_len = 188; /* FEC_OC_IPR_INVERT register value */ + u32 fec_oc_rcn_ctl_rate = 0; /* FEC_OC_IPR_INVERT register value */ + u16 fec_oc_tmd_mode = 0; + u16 fec_oc_tmd_int_upd_rate = 0; + u32 max_bit_rate = 0; + bool static_clk = false; dprintk(1, "\n"); /* Check insertion of the Reed-Solomon parity bytes */ - status = read16(state, FEC_OC_MODE__A, &fecOcRegMode); + status = read16(state, FEC_OC_MODE__A, &fec_oc_reg_mode); if (status < 0) goto error; - status = read16(state, FEC_OC_IPR_MODE__A, &fecOcRegIprMode); + status = read16(state, FEC_OC_IPR_MODE__A, &fec_oc_reg_ipr_mode); if (status < 0) goto error; - fecOcRegMode &= (~FEC_OC_MODE_PARITY__M); - fecOcRegIprMode &= (~FEC_OC_IPR_MODE_MVAL_DIS_PAR__M); - if (state->m_insertRSByte == true) { + fec_oc_reg_mode &= (~FEC_OC_MODE_PARITY__M); + fec_oc_reg_ipr_mode &= (~FEC_OC_IPR_MODE_MVAL_DIS_PAR__M); + if (state->m_insert_rs_byte == true) { /* enable parity symbol forward */ - fecOcRegMode |= FEC_OC_MODE_PARITY__M; + fec_oc_reg_mode |= FEC_OC_MODE_PARITY__M; /* MVAL disable during parity bytes */ - fecOcRegIprMode |= FEC_OC_IPR_MODE_MVAL_DIS_PAR__M; + fec_oc_reg_ipr_mode |= FEC_OC_IPR_MODE_MVAL_DIS_PAR__M; /* TS burst length to 204 */ - fecOcDtoBurstLen = 204; + fec_oc_dto_burst_len = 204; } /* Check serial or parrallel output */ - fecOcRegIprMode &= (~(FEC_OC_IPR_MODE_SERIAL__M)); - if (state->m_enableParallel == false) { + fec_oc_reg_ipr_mode &= (~(FEC_OC_IPR_MODE_SERIAL__M)); + if (state->m_enable_parallel == false) { /* MPEG data output is serial -> set ipr_mode[0] */ - fecOcRegIprMode |= FEC_OC_IPR_MODE_SERIAL__M; + fec_oc_reg_ipr_mode |= FEC_OC_IPR_MODE_SERIAL__M; } - switch (oMode) { + switch (o_mode) { case OM_DVBT: - maxBitRate = state->m_DVBTBitrate; - fecOcTmdMode = 3; - fecOcRcnCtlRate = 0xC00000; - staticCLK = state->m_DVBTStaticCLK; + max_bit_rate = state->m_dvbt_bitrate; + fec_oc_tmd_mode = 3; + fec_oc_rcn_ctl_rate = 0xC00000; + static_clk = state->m_dvbt_static_clk; break; case OM_QAM_ITU_A: /* fallthrough */ case OM_QAM_ITU_C: - fecOcTmdMode = 0x0004; - fecOcRcnCtlRate = 0xD2B4EE; /* good for >63 Mb/s */ - maxBitRate = state->m_DVBCBitrate; - staticCLK = state->m_DVBCStaticCLK; + fec_oc_tmd_mode = 0x0004; + fec_oc_rcn_ctl_rate = 0xD2B4EE; /* good for >63 Mb/s */ + max_bit_rate = state->m_dvbc_bitrate; + static_clk = state->m_dvbc_static_clk; break; default: status = -EINVAL; @@ -2110,83 +2049,84 @@ static int MPEGTSDtoSetup(struct drxk_state *state, goto error; /* Configure DTO's */ - if (staticCLK) { - u32 bitRate = 0; + if (static_clk) { + u32 bit_rate = 0; /* Rational DTO for MCLK source (static MCLK rate), Dynamic DTO for optimal grouping (avoid intra-packet gaps), DTO offset enable to sync TS burst with MSTRT */ - fecOcDtoMode = (FEC_OC_DTO_MODE_DYNAMIC__M | + fec_oc_dto_mode = (FEC_OC_DTO_MODE_DYNAMIC__M | FEC_OC_DTO_MODE_OFFSET_ENABLE__M); - fecOcFctMode = (FEC_OC_FCT_MODE_RAT_ENA__M | + fec_oc_fct_mode = (FEC_OC_FCT_MODE_RAT_ENA__M | FEC_OC_FCT_MODE_VIRT_ENA__M); /* Check user defined bitrate */ - bitRate = maxBitRate; - if (bitRate > 75900000UL) { /* max is 75.9 Mb/s */ - bitRate = 75900000UL; + bit_rate = max_bit_rate; + if (bit_rate > 75900000UL) { /* max is 75.9 Mb/s */ + bit_rate = 75900000UL; } /* Rational DTO period: dto_period = (Fsys / bitrate) - 2 - Result should be floored, + result should be floored, to make sure >= requested bitrate */ - fecOcDtoPeriod = (u16) (((state->m_sysClockFreq) - * 1000) / bitRate); - if (fecOcDtoPeriod <= 2) - fecOcDtoPeriod = 0; + fec_oc_dto_period = (u16) (((state->m_sys_clock_freq) + * 1000) / bit_rate); + if (fec_oc_dto_period <= 2) + fec_oc_dto_period = 0; else - fecOcDtoPeriod -= 2; - fecOcTmdIntUpdRate = 8; + fec_oc_dto_period -= 2; + fec_oc_tmd_int_upd_rate = 8; } else { - /* (commonAttr->staticCLK == false) => dynamic mode */ - fecOcDtoMode = FEC_OC_DTO_MODE_DYNAMIC__M; - fecOcFctMode = FEC_OC_FCT_MODE__PRE; - fecOcTmdIntUpdRate = 5; + /* (commonAttr->static_clk == false) => dynamic mode */ + fec_oc_dto_mode = FEC_OC_DTO_MODE_DYNAMIC__M; + fec_oc_fct_mode = FEC_OC_FCT_MODE__PRE; + fec_oc_tmd_int_upd_rate = 5; } /* Write appropriate registers with requested configuration */ - status = write16(state, FEC_OC_DTO_BURST_LEN__A, fecOcDtoBurstLen); + status = write16(state, FEC_OC_DTO_BURST_LEN__A, fec_oc_dto_burst_len); if (status < 0) goto error; - status = write16(state, FEC_OC_DTO_PERIOD__A, fecOcDtoPeriod); + status = write16(state, FEC_OC_DTO_PERIOD__A, fec_oc_dto_period); if (status < 0) goto error; - status = write16(state, FEC_OC_DTO_MODE__A, fecOcDtoMode); + status = write16(state, FEC_OC_DTO_MODE__A, fec_oc_dto_mode); if (status < 0) goto error; - status = write16(state, FEC_OC_FCT_MODE__A, fecOcFctMode); + status = write16(state, FEC_OC_FCT_MODE__A, fec_oc_fct_mode); if (status < 0) goto error; - status = write16(state, FEC_OC_MODE__A, fecOcRegMode); + status = write16(state, FEC_OC_MODE__A, fec_oc_reg_mode); if (status < 0) goto error; - status = write16(state, FEC_OC_IPR_MODE__A, fecOcRegIprMode); + status = write16(state, FEC_OC_IPR_MODE__A, fec_oc_reg_ipr_mode); if (status < 0) goto error; /* Rate integration settings */ - status = write32(state, FEC_OC_RCN_CTL_RATE_LO__A, fecOcRcnCtlRate); + status = write32(state, FEC_OC_RCN_CTL_RATE_LO__A, fec_oc_rcn_ctl_rate); if (status < 0) goto error; - status = write16(state, FEC_OC_TMD_INT_UPD_RATE__A, fecOcTmdIntUpdRate); + status = write16(state, FEC_OC_TMD_INT_UPD_RATE__A, + fec_oc_tmd_int_upd_rate); if (status < 0) goto error; - status = write16(state, FEC_OC_TMD_MODE__A, fecOcTmdMode); + status = write16(state, FEC_OC_TMD_MODE__A, fec_oc_tmd_mode); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int MPEGTSConfigurePolarity(struct drxk_state *state) +static int mpegts_configure_polarity(struct drxk_state *state) { - u16 fecOcRegIprInvert = 0; + u16 fec_oc_reg_ipr_invert = 0; /* Data mask for the output data byte */ - u16 InvertDataMask = + u16 invert_data_mask = FEC_OC_IPR_INVERT_MD7__M | FEC_OC_IPR_INVERT_MD6__M | FEC_OC_IPR_INVERT_MD5__M | FEC_OC_IPR_INVERT_MD4__M | FEC_OC_IPR_INVERT_MD3__M | FEC_OC_IPR_INVERT_MD2__M | @@ -2195,40 +2135,40 @@ static int MPEGTSConfigurePolarity(struct drxk_state *state) dprintk(1, "\n"); /* Control selective inversion of output bits */ - fecOcRegIprInvert &= (~(InvertDataMask)); - if (state->m_invertDATA == true) - fecOcRegIprInvert |= InvertDataMask; - fecOcRegIprInvert &= (~(FEC_OC_IPR_INVERT_MERR__M)); - if (state->m_invertERR == true) - fecOcRegIprInvert |= FEC_OC_IPR_INVERT_MERR__M; - fecOcRegIprInvert &= (~(FEC_OC_IPR_INVERT_MSTRT__M)); - if (state->m_invertSTR == true) - fecOcRegIprInvert |= FEC_OC_IPR_INVERT_MSTRT__M; - fecOcRegIprInvert &= (~(FEC_OC_IPR_INVERT_MVAL__M)); - if (state->m_invertVAL == true) - fecOcRegIprInvert |= FEC_OC_IPR_INVERT_MVAL__M; - fecOcRegIprInvert &= (~(FEC_OC_IPR_INVERT_MCLK__M)); - if (state->m_invertCLK == true) - fecOcRegIprInvert |= FEC_OC_IPR_INVERT_MCLK__M; - - return write16(state, FEC_OC_IPR_INVERT__A, fecOcRegIprInvert); + fec_oc_reg_ipr_invert &= (~(invert_data_mask)); + if (state->m_invert_data == true) + fec_oc_reg_ipr_invert |= invert_data_mask; + fec_oc_reg_ipr_invert &= (~(FEC_OC_IPR_INVERT_MERR__M)); + if (state->m_invert_err == true) + fec_oc_reg_ipr_invert |= FEC_OC_IPR_INVERT_MERR__M; + fec_oc_reg_ipr_invert &= (~(FEC_OC_IPR_INVERT_MSTRT__M)); + if (state->m_invert_str == true) + fec_oc_reg_ipr_invert |= FEC_OC_IPR_INVERT_MSTRT__M; + fec_oc_reg_ipr_invert &= (~(FEC_OC_IPR_INVERT_MVAL__M)); + if (state->m_invert_val == true) + fec_oc_reg_ipr_invert |= FEC_OC_IPR_INVERT_MVAL__M; + fec_oc_reg_ipr_invert &= (~(FEC_OC_IPR_INVERT_MCLK__M)); + if (state->m_invert_clk == true) + fec_oc_reg_ipr_invert |= FEC_OC_IPR_INVERT_MCLK__M; + + return write16(state, FEC_OC_IPR_INVERT__A, fec_oc_reg_ipr_invert); } #define SCU_RAM_AGC_KI_INV_RF_POL__M 0x4000 -static int SetAgcRf(struct drxk_state *state, - struct SCfgAgc *pAgcCfg, bool isDTV) +static int set_agc_rf(struct drxk_state *state, + struct s_cfg_agc *p_agc_cfg, bool is_dtv) { int status = -EINVAL; u16 data = 0; - struct SCfgAgc *pIfAgcSettings; + struct s_cfg_agc *p_if_agc_settings; dprintk(1, "\n"); - if (pAgcCfg == NULL) + if (p_agc_cfg == NULL) goto error; - switch (pAgcCfg->ctrlMode) { + switch (p_agc_cfg->ctrl_mode) { case DRXK_AGC_CTRL_AUTO: /* Enable RF AGC DAC */ status = read16(state, IQM_AF_STDBY__A, &data); @@ -2246,7 +2186,7 @@ static int SetAgcRf(struct drxk_state *state, data &= ~SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M; /* Polarity */ - if (state->m_RfAgcPol) + if (state->m_rf_agc_pol) data |= SCU_RAM_AGC_CONFIG_INV_RF_POL__M; else data &= ~SCU_RAM_AGC_CONFIG_INV_RF_POL__M; @@ -2260,7 +2200,7 @@ static int SetAgcRf(struct drxk_state *state, goto error; data &= ~SCU_RAM_AGC_KI_RED_RAGC_RED__M; - data |= (~(pAgcCfg->speed << + data |= (~(p_agc_cfg->speed << SCU_RAM_AGC_KI_RED_RAGC_RED__B) & SCU_RAM_AGC_KI_RED_RAGC_RED__M); @@ -2268,30 +2208,34 @@ static int SetAgcRf(struct drxk_state *state, if (status < 0) goto error; - if (IsDVBT(state)) - pIfAgcSettings = &state->m_dvbtIfAgcCfg; - else if (IsQAM(state)) - pIfAgcSettings = &state->m_qamIfAgcCfg; + if (is_dvbt(state)) + p_if_agc_settings = &state->m_dvbt_if_agc_cfg; + else if (is_qam(state)) + p_if_agc_settings = &state->m_qam_if_agc_cfg; else - pIfAgcSettings = &state->m_atvIfAgcCfg; - if (pIfAgcSettings == NULL) { + p_if_agc_settings = &state->m_atv_if_agc_cfg; + if (p_if_agc_settings == NULL) { status = -EINVAL; goto error; } /* Set TOP, only if IF-AGC is in AUTO mode */ - if (pIfAgcSettings->ctrlMode == DRXK_AGC_CTRL_AUTO) - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, pAgcCfg->top); + if (p_if_agc_settings->ctrl_mode == DRXK_AGC_CTRL_AUTO) + status = write16(state, + SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, + p_agc_cfg->top); if (status < 0) goto error; /* Cut-Off current */ - status = write16(state, SCU_RAM_AGC_RF_IACCU_HI_CO__A, pAgcCfg->cutOffCurrent); + status = write16(state, SCU_RAM_AGC_RF_IACCU_HI_CO__A, + p_agc_cfg->cut_off_current); if (status < 0) goto error; /* Max. output level */ - status = write16(state, SCU_RAM_AGC_RF_MAX__A, pAgcCfg->maxOutputLevel); + status = write16(state, SCU_RAM_AGC_RF_MAX__A, + p_agc_cfg->max_output_level); if (status < 0) goto error; @@ -2312,7 +2256,7 @@ static int SetAgcRf(struct drxk_state *state, if (status < 0) goto error; data |= SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M; - if (state->m_RfAgcPol) + if (state->m_rf_agc_pol) data |= SCU_RAM_AGC_CONFIG_INV_RF_POL__M; else data &= ~SCU_RAM_AGC_CONFIG_INV_RF_POL__M; @@ -2326,7 +2270,8 @@ static int SetAgcRf(struct drxk_state *state, goto error; /* Write value to output pin */ - status = write16(state, SCU_RAM_AGC_RF_IACCU_HI__A, pAgcCfg->outputLevel); + status = write16(state, SCU_RAM_AGC_RF_IACCU_HI__A, + p_agc_cfg->output_level); if (status < 0) goto error; break; @@ -2357,22 +2302,22 @@ static int SetAgcRf(struct drxk_state *state, } error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } #define SCU_RAM_AGC_KI_INV_IF_POL__M 0x2000 -static int SetAgcIf(struct drxk_state *state, - struct SCfgAgc *pAgcCfg, bool isDTV) +static int set_agc_if(struct drxk_state *state, + struct s_cfg_agc *p_agc_cfg, bool is_dtv) { u16 data = 0; int status = 0; - struct SCfgAgc *pRfAgcSettings; + struct s_cfg_agc *p_rf_agc_settings; dprintk(1, "\n"); - switch (pAgcCfg->ctrlMode) { + switch (p_agc_cfg->ctrl_mode) { case DRXK_AGC_CTRL_AUTO: /* Enable IF AGC DAC */ @@ -2392,7 +2337,7 @@ static int SetAgcIf(struct drxk_state *state, data &= ~SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M; /* Polarity */ - if (state->m_IfAgcPol) + if (state->m_if_agc_pol) data |= SCU_RAM_AGC_CONFIG_INV_IF_POL__M; else data &= ~SCU_RAM_AGC_CONFIG_INV_IF_POL__M; @@ -2405,7 +2350,7 @@ static int SetAgcIf(struct drxk_state *state, if (status < 0) goto error; data &= ~SCU_RAM_AGC_KI_RED_IAGC_RED__M; - data |= (~(pAgcCfg->speed << + data |= (~(p_agc_cfg->speed << SCU_RAM_AGC_KI_RED_IAGC_RED__B) & SCU_RAM_AGC_KI_RED_IAGC_RED__M); @@ -2413,14 +2358,15 @@ static int SetAgcIf(struct drxk_state *state, if (status < 0) goto error; - if (IsQAM(state)) - pRfAgcSettings = &state->m_qamRfAgcCfg; + if (is_qam(state)) + p_rf_agc_settings = &state->m_qam_rf_agc_cfg; else - pRfAgcSettings = &state->m_atvRfAgcCfg; - if (pRfAgcSettings == NULL) + p_rf_agc_settings = &state->m_atv_rf_agc_cfg; + if (p_rf_agc_settings == NULL) return -1; /* Restore TOP */ - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, pRfAgcSettings->top); + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, + p_rf_agc_settings->top); if (status < 0) goto error; break; @@ -2444,7 +2390,7 @@ static int SetAgcIf(struct drxk_state *state, data |= SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M; /* Polarity */ - if (state->m_IfAgcPol) + if (state->m_if_agc_pol) data |= SCU_RAM_AGC_CONFIG_INV_IF_POL__M; else data &= ~SCU_RAM_AGC_CONFIG_INV_IF_POL__M; @@ -2453,7 +2399,8 @@ static int SetAgcIf(struct drxk_state *state, goto error; /* Write value to output pin */ - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, pAgcCfg->outputLevel); + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, + p_agc_cfg->output_level); if (status < 0) goto error; break; @@ -2478,176 +2425,181 @@ static int SetAgcIf(struct drxk_state *state, if (status < 0) goto error; break; - } /* switch (agcSettingsIf->ctrlMode) */ + } /* switch (agcSettingsIf->ctrl_mode) */ /* always set the top to support configurations without if-loop */ - status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A, pAgcCfg->top); + status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A, p_agc_cfg->top); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int GetQAMSignalToNoise(struct drxk_state *state, - s32 *pSignalToNoise) +static int get_qam_signal_to_noise(struct drxk_state *state, + s32 *p_signal_to_noise) { int status = 0; - u16 qamSlErrPower = 0; /* accum. error between + u16 qam_sl_err_power = 0; /* accum. error between raw and sliced symbols */ - u32 qamSlSigPower = 0; /* used for MER, depends of + u32 qam_sl_sig_power = 0; /* used for MER, depends of QAM modulation */ - u32 qamSlMer = 0; /* QAM MER */ + u32 qam_sl_mer = 0; /* QAM MER */ dprintk(1, "\n"); /* MER calculation */ /* get the register value needed for MER */ - status = read16(state, QAM_SL_ERR_POWER__A, &qamSlErrPower); + status = read16(state, QAM_SL_ERR_POWER__A, &qam_sl_err_power); if (status < 0) { - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return -EINVAL; } switch (state->props.modulation) { case QAM_16: - qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM16 << 2; + qam_sl_sig_power = DRXK_QAM_SL_SIG_POWER_QAM16 << 2; break; case QAM_32: - qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM32 << 2; + qam_sl_sig_power = DRXK_QAM_SL_SIG_POWER_QAM32 << 2; break; case QAM_64: - qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM64 << 2; + qam_sl_sig_power = DRXK_QAM_SL_SIG_POWER_QAM64 << 2; break; case QAM_128: - qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM128 << 2; + qam_sl_sig_power = DRXK_QAM_SL_SIG_POWER_QAM128 << 2; break; default: case QAM_256: - qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM256 << 2; + qam_sl_sig_power = DRXK_QAM_SL_SIG_POWER_QAM256 << 2; break; } - if (qamSlErrPower > 0) { - qamSlMer = Log10Times100(qamSlSigPower) - - Log10Times100((u32) qamSlErrPower); + if (qam_sl_err_power > 0) { + qam_sl_mer = log10times100(qam_sl_sig_power) - + log10times100((u32) qam_sl_err_power); } - *pSignalToNoise = qamSlMer; + *p_signal_to_noise = qam_sl_mer; return status; } -static int GetDVBTSignalToNoise(struct drxk_state *state, - s32 *pSignalToNoise) +static int get_dvbt_signal_to_noise(struct drxk_state *state, + s32 *p_signal_to_noise) { int status; - u16 regData = 0; - u32 EqRegTdSqrErrI = 0; - u32 EqRegTdSqrErrQ = 0; - u16 EqRegTdSqrErrExp = 0; - u16 EqRegTdTpsPwrOfs = 0; - u16 EqRegTdReqSmbCnt = 0; - u32 tpsCnt = 0; - u32 SqrErrIQ = 0; + u16 reg_data = 0; + u32 eq_reg_td_sqr_err_i = 0; + u32 eq_reg_td_sqr_err_q = 0; + u16 eq_reg_td_sqr_err_exp = 0; + u16 eq_reg_td_tps_pwr_ofs = 0; + u16 eq_reg_td_req_smb_cnt = 0; + u32 tps_cnt = 0; + u32 sqr_err_iq = 0; u32 a = 0; u32 b = 0; u32 c = 0; - u32 iMER = 0; - u16 transmissionParams = 0; + u32 i_mer = 0; + u16 transmission_params = 0; dprintk(1, "\n"); - status = read16(state, OFDM_EQ_TOP_TD_TPS_PWR_OFS__A, &EqRegTdTpsPwrOfs); + status = read16(state, OFDM_EQ_TOP_TD_TPS_PWR_OFS__A, + &eq_reg_td_tps_pwr_ofs); if (status < 0) goto error; - status = read16(state, OFDM_EQ_TOP_TD_REQ_SMB_CNT__A, &EqRegTdReqSmbCnt); + status = read16(state, OFDM_EQ_TOP_TD_REQ_SMB_CNT__A, + &eq_reg_td_req_smb_cnt); if (status < 0) goto error; - status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_EXP__A, &EqRegTdSqrErrExp); + status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_EXP__A, + &eq_reg_td_sqr_err_exp); if (status < 0) goto error; - status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_I__A, ®Data); + status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_I__A, + ®_data); if (status < 0) goto error; /* Extend SQR_ERR_I operational range */ - EqRegTdSqrErrI = (u32) regData; - if ((EqRegTdSqrErrExp > 11) && - (EqRegTdSqrErrI < 0x00000FFFUL)) { - EqRegTdSqrErrI += 0x00010000UL; + eq_reg_td_sqr_err_i = (u32) reg_data; + if ((eq_reg_td_sqr_err_exp > 11) && + (eq_reg_td_sqr_err_i < 0x00000FFFUL)) { + eq_reg_td_sqr_err_i += 0x00010000UL; } - status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_Q__A, ®Data); + status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_Q__A, ®_data); if (status < 0) goto error; /* Extend SQR_ERR_Q operational range */ - EqRegTdSqrErrQ = (u32) regData; - if ((EqRegTdSqrErrExp > 11) && - (EqRegTdSqrErrQ < 0x00000FFFUL)) - EqRegTdSqrErrQ += 0x00010000UL; + eq_reg_td_sqr_err_q = (u32) reg_data; + if ((eq_reg_td_sqr_err_exp > 11) && + (eq_reg_td_sqr_err_q < 0x00000FFFUL)) + eq_reg_td_sqr_err_q += 0x00010000UL; - status = read16(state, OFDM_SC_RA_RAM_OP_PARAM__A, &transmissionParams); + status = read16(state, OFDM_SC_RA_RAM_OP_PARAM__A, + &transmission_params); if (status < 0) goto error; /* Check input data for MER */ /* MER calculation (in 0.1 dB) without math.h */ - if ((EqRegTdTpsPwrOfs == 0) || (EqRegTdReqSmbCnt == 0)) - iMER = 0; - else if ((EqRegTdSqrErrI + EqRegTdSqrErrQ) == 0) { + if ((eq_reg_td_tps_pwr_ofs == 0) || (eq_reg_td_req_smb_cnt == 0)) + i_mer = 0; + else if ((eq_reg_td_sqr_err_i + eq_reg_td_sqr_err_q) == 0) { /* No error at all, this must be the HW reset value * Apparently no first measurement yet * Set MER to 0.0 */ - iMER = 0; + i_mer = 0; } else { - SqrErrIQ = (EqRegTdSqrErrI + EqRegTdSqrErrQ) << - EqRegTdSqrErrExp; - if ((transmissionParams & + sqr_err_iq = (eq_reg_td_sqr_err_i + eq_reg_td_sqr_err_q) << + eq_reg_td_sqr_err_exp; + if ((transmission_params & OFDM_SC_RA_RAM_OP_PARAM_MODE__M) == OFDM_SC_RA_RAM_OP_PARAM_MODE_2K) - tpsCnt = 17; + tps_cnt = 17; else - tpsCnt = 68; + tps_cnt = 68; /* IMER = 100 * log10 (x) - where x = (EqRegTdTpsPwrOfs^2 * - EqRegTdReqSmbCnt * tpsCnt)/SqrErrIQ + where x = (eq_reg_td_tps_pwr_ofs^2 * + eq_reg_td_req_smb_cnt * tps_cnt)/sqr_err_iq => IMER = a + b -c - where a = 100 * log10 (EqRegTdTpsPwrOfs^2) - b = 100 * log10 (EqRegTdReqSmbCnt * tpsCnt) - c = 100 * log10 (SqrErrIQ) + where a = 100 * log10 (eq_reg_td_tps_pwr_ofs^2) + b = 100 * log10 (eq_reg_td_req_smb_cnt * tps_cnt) + c = 100 * log10 (sqr_err_iq) */ /* log(x) x = 9bits * 9bits->18 bits */ - a = Log10Times100(EqRegTdTpsPwrOfs * - EqRegTdTpsPwrOfs); + a = log10times100(eq_reg_td_tps_pwr_ofs * + eq_reg_td_tps_pwr_ofs); /* log(x) x = 16bits * 7bits->23 bits */ - b = Log10Times100(EqRegTdReqSmbCnt * tpsCnt); + b = log10times100(eq_reg_td_req_smb_cnt * tps_cnt); /* log(x) x = (16bits + 16bits) << 15 ->32 bits */ - c = Log10Times100(SqrErrIQ); + c = log10times100(sqr_err_iq); - iMER = a + b - c; + i_mer = a + b - c; } - *pSignalToNoise = iMER; + *p_signal_to_noise = i_mer; error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int GetSignalToNoise(struct drxk_state *state, s32 *pSignalToNoise) +static int get_signal_to_noise(struct drxk_state *state, s32 *p_signal_to_noise) { dprintk(1, "\n"); - *pSignalToNoise = 0; - switch (state->m_OperationMode) { + *p_signal_to_noise = 0; + switch (state->m_operation_mode) { case OM_DVBT: - return GetDVBTSignalToNoise(state, pSignalToNoise); + return get_dvbt_signal_to_noise(state, p_signal_to_noise); case OM_QAM_ITU_A: case OM_QAM_ITU_C: - return GetQAMSignalToNoise(state, pSignalToNoise); + return get_qam_signal_to_noise(state, p_signal_to_noise); default: break; } @@ -2655,7 +2607,7 @@ static int GetSignalToNoise(struct drxk_state *state, s32 *pSignalToNoise) } #if 0 -static int GetDVBTQuality(struct drxk_state *state, s32 *pQuality) +static int get_dvbt_quality(struct drxk_state *state, s32 *p_quality) { /* SNR Values for quasi errorfree reception rom Nordig 2.2 */ int status = 0; @@ -2680,102 +2632,104 @@ static int GetDVBTQuality(struct drxk_state *state, s32 *pQuality) 225, /* 64-QAM 7/8 */ }; - *pQuality = 0; + *p_quality = 0; do { - s32 SignalToNoise = 0; - u16 Constellation = 0; - u16 CodeRate = 0; - u32 SignalToNoiseRel; - u32 BERQuality; + s32 signal_to_noise = 0; + u16 constellation = 0; + u16 code_rate = 0; + u32 signal_to_noise_rel; + u32 ber_quality; - status = GetDVBTSignalToNoise(state, &SignalToNoise); + status = get_dvbt_signal_to_noise(state, &signal_to_noise); if (status < 0) break; - status = read16(state, OFDM_EQ_TOP_TD_TPS_CONST__A, &Constellation); + status = read16(state, OFDM_EQ_TOP_TD_TPS_CONST__A, + &constellation); if (status < 0) break; - Constellation &= OFDM_EQ_TOP_TD_TPS_CONST__M; + constellation &= OFDM_EQ_TOP_TD_TPS_CONST__M; - status = read16(state, OFDM_EQ_TOP_TD_TPS_CODE_HP__A, &CodeRate); + status = read16(state, OFDM_EQ_TOP_TD_TPS_CODE_HP__A, + &code_rate); if (status < 0) break; - CodeRate &= OFDM_EQ_TOP_TD_TPS_CODE_HP__M; + code_rate &= OFDM_EQ_TOP_TD_TPS_CODE_HP__M; - if (Constellation > OFDM_EQ_TOP_TD_TPS_CONST_64QAM || - CodeRate > OFDM_EQ_TOP_TD_TPS_CODE_LP_7_8) + if (constellation > OFDM_EQ_TOP_TD_TPS_CONST_64QAM || + code_rate > OFDM_EQ_TOP_TD_TPS_CODE_LP_7_8) break; - SignalToNoiseRel = SignalToNoise - - QE_SN[Constellation * 5 + CodeRate]; - BERQuality = 100; - - if (SignalToNoiseRel < -70) - *pQuality = 0; - else if (SignalToNoiseRel < 30) - *pQuality = ((SignalToNoiseRel + 70) * - BERQuality) / 100; + signal_to_noise_rel = signal_to_noise - + QE_SN[constellation * 5 + code_rate]; + ber_quality = 100; + + if (signal_to_noise_rel < -70) + *p_quality = 0; + else if (signal_to_noise_rel < 30) + *p_quality = ((signal_to_noise_rel + 70) * + ber_quality) / 100; else - *pQuality = BERQuality; + *p_quality = ber_quality; } while (0); return 0; }; -static int GetDVBCQuality(struct drxk_state *state, s32 *pQuality) +static int get_dvbc_quality(struct drxk_state *state, s32 *p_quality) { int status = 0; - *pQuality = 0; + *p_quality = 0; dprintk(1, "\n"); do { - u32 SignalToNoise = 0; - u32 BERQuality = 100; - u32 SignalToNoiseRel = 0; + u32 signal_to_noise = 0; + u32 ber_quality = 100; + u32 signal_to_noise_rel = 0; - status = GetQAMSignalToNoise(state, &SignalToNoise); + status = get_qam_signal_to_noise(state, &signal_to_noise); if (status < 0) break; switch (state->props.modulation) { case QAM_16: - SignalToNoiseRel = SignalToNoise - 200; + signal_to_noise_rel = signal_to_noise - 200; break; case QAM_32: - SignalToNoiseRel = SignalToNoise - 230; + signal_to_noise_rel = signal_to_noise - 230; break; /* Not in NorDig */ case QAM_64: - SignalToNoiseRel = SignalToNoise - 260; + signal_to_noise_rel = signal_to_noise - 260; break; case QAM_128: - SignalToNoiseRel = SignalToNoise - 290; + signal_to_noise_rel = signal_to_noise - 290; break; default: case QAM_256: - SignalToNoiseRel = SignalToNoise - 320; + signal_to_noise_rel = signal_to_noise - 320; break; } - if (SignalToNoiseRel < -70) - *pQuality = 0; - else if (SignalToNoiseRel < 30) - *pQuality = ((SignalToNoiseRel + 70) * - BERQuality) / 100; + if (signal_to_noise_rel < -70) + *p_quality = 0; + else if (signal_to_noise_rel < 30) + *p_quality = ((signal_to_noise_rel + 70) * + ber_quality) / 100; else - *pQuality = BERQuality; + *p_quality = ber_quality; } while (0); return status; } -static int GetQuality(struct drxk_state *state, s32 *pQuality) +static int get_quality(struct drxk_state *state, s32 *p_quality) { dprintk(1, "\n"); - switch (state->m_OperationMode) { + switch (state->m_operation_mode) { case OM_DVBT: - return GetDVBTQuality(state, pQuality); + return get_dvbt_quality(state, p_quality); case OM_QAM_ITU_A: - return GetDVBCQuality(state, pQuality); + return get_dvbc_quality(state, p_quality); default: break; } @@ -2797,65 +2751,68 @@ static int GetQuality(struct drxk_state *state, s32 *pQuality) #define DRXDAP_FASI_ADDR2BANK(addr) (((addr) >> 16) & 0x3F) #define DRXDAP_FASI_ADDR2OFFSET(addr) ((addr) & 0x7FFF) -static int ConfigureI2CBridge(struct drxk_state *state, bool bEnableBridge) +static int ConfigureI2CBridge(struct drxk_state *state, bool b_enable_bridge) { int status = -EINVAL; dprintk(1, "\n"); - if (state->m_DrxkState == DRXK_UNINITIALIZED) + if (state->m_drxk_state == DRXK_UNINITIALIZED) return 0; - if (state->m_DrxkState == DRXK_POWERED_DOWN) + if (state->m_drxk_state == DRXK_POWERED_DOWN) goto error; if (state->no_i2c_bridge) return 0; - status = write16(state, SIO_HI_RA_RAM_PAR_1__A, SIO_HI_RA_RAM_PAR_1_PAR1_SEC_KEY); + status = write16(state, SIO_HI_RA_RAM_PAR_1__A, + SIO_HI_RA_RAM_PAR_1_PAR1_SEC_KEY); if (status < 0) goto error; - if (bEnableBridge) { - status = write16(state, SIO_HI_RA_RAM_PAR_2__A, SIO_HI_RA_RAM_PAR_2_BRD_CFG_CLOSED); + if (b_enable_bridge) { + status = write16(state, SIO_HI_RA_RAM_PAR_2__A, + SIO_HI_RA_RAM_PAR_2_BRD_CFG_CLOSED); if (status < 0) goto error; } else { - status = write16(state, SIO_HI_RA_RAM_PAR_2__A, SIO_HI_RA_RAM_PAR_2_BRD_CFG_OPEN); + status = write16(state, SIO_HI_RA_RAM_PAR_2__A, + SIO_HI_RA_RAM_PAR_2_BRD_CFG_OPEN); if (status < 0) goto error; } - status = HI_Command(state, SIO_HI_RA_RAM_CMD_BRDCTRL, 0); + status = hi_command(state, SIO_HI_RA_RAM_CMD_BRDCTRL, 0); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int SetPreSaw(struct drxk_state *state, - struct SCfgPreSaw *pPreSawCfg) +static int set_pre_saw(struct drxk_state *state, + struct s_cfg_pre_saw *p_pre_saw_cfg) { int status = -EINVAL; dprintk(1, "\n"); - if ((pPreSawCfg == NULL) - || (pPreSawCfg->reference > IQM_AF_PDREF__M)) + if ((p_pre_saw_cfg == NULL) + || (p_pre_saw_cfg->reference > IQM_AF_PDREF__M)) goto error; - status = write16(state, IQM_AF_PDREF__A, pPreSawCfg->reference); + status = write16(state, IQM_AF_PDREF__A, p_pre_saw_cfg->reference); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int BLDirectCmd(struct drxk_state *state, u32 targetAddr, - u16 romOffset, u16 nrOfElements, u32 timeOut) +static int bl_direct_cmd(struct drxk_state *state, u32 target_addr, + u16 rom_offset, u16 nr_of_elements, u32 time_out) { - u16 blStatus = 0; - u16 offset = (u16) ((targetAddr >> 0) & 0x00FFFF); - u16 blockbank = (u16) ((targetAddr >> 16) & 0x000FFF); + u16 bl_status = 0; + u16 offset = (u16) ((target_addr >> 0) & 0x00FFFF); + u16 blockbank = (u16) ((target_addr >> 16) & 0x000FFF); int status; unsigned long end; @@ -2871,44 +2828,44 @@ static int BLDirectCmd(struct drxk_state *state, u32 targetAddr, status = write16(state, SIO_BL_TGT_ADDR__A, offset); if (status < 0) goto error; - status = write16(state, SIO_BL_SRC_ADDR__A, romOffset); + status = write16(state, SIO_BL_SRC_ADDR__A, rom_offset); if (status < 0) goto error; - status = write16(state, SIO_BL_SRC_LEN__A, nrOfElements); + status = write16(state, SIO_BL_SRC_LEN__A, nr_of_elements); if (status < 0) goto error; status = write16(state, SIO_BL_ENABLE__A, SIO_BL_ENABLE_ON); if (status < 0) goto error; - end = jiffies + msecs_to_jiffies(timeOut); + end = jiffies + msecs_to_jiffies(time_out); do { - status = read16(state, SIO_BL_STATUS__A, &blStatus); + status = read16(state, SIO_BL_STATUS__A, &bl_status); if (status < 0) goto error; - } while ((blStatus == 0x1) && time_is_after_jiffies(end)); - if (blStatus == 0x1) { - printk(KERN_ERR "drxk: SIO not ready\n"); + } while ((bl_status == 0x1) && time_is_after_jiffies(end)); + if (bl_status == 0x1) { + pr_err("SIO not ready\n"); status = -EINVAL; goto error2; } error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); error2: mutex_unlock(&state->mutex); return status; } -static int ADCSyncMeasurement(struct drxk_state *state, u16 *count) +static int adc_sync_measurement(struct drxk_state *state, u16 *count) { u16 data = 0; int status; dprintk(1, "\n"); - /* Start measurement */ + /* start measurement */ status = write16(state, IQM_AF_COMM_EXEC__A, IQM_AF_COMM_EXEC_ACTIVE); if (status < 0) goto error; @@ -2935,42 +2892,42 @@ static int ADCSyncMeasurement(struct drxk_state *state, u16 *count) error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int ADCSynchronization(struct drxk_state *state) +static int adc_synchronization(struct drxk_state *state) { u16 count = 0; int status; dprintk(1, "\n"); - status = ADCSyncMeasurement(state, &count); + status = adc_sync_measurement(state, &count); if (status < 0) goto error; if (count == 1) { /* Try sampling on a diffrent edge */ - u16 clkNeg = 0; + u16 clk_neg = 0; - status = read16(state, IQM_AF_CLKNEG__A, &clkNeg); + status = read16(state, IQM_AF_CLKNEG__A, &clk_neg); if (status < 0) goto error; - if ((clkNeg & IQM_AF_CLKNEG_CLKNEGDATA__M) == + if ((clk_neg & IQM_AF_CLKNEG_CLKNEGDATA__M) == IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_POS) { - clkNeg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M)); - clkNeg |= + clk_neg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M)); + clk_neg |= IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_NEG; } else { - clkNeg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M)); - clkNeg |= + clk_neg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M)); + clk_neg |= IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_POS; } - status = write16(state, IQM_AF_CLKNEG__A, clkNeg); + status = write16(state, IQM_AF_CLKNEG__A, clk_neg); if (status < 0) goto error; - status = ADCSyncMeasurement(state, &count); + status = adc_sync_measurement(state, &count); if (status < 0) goto error; } @@ -2979,25 +2936,25 @@ static int ADCSynchronization(struct drxk_state *state) status = -EINVAL; error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int SetFrequencyShifter(struct drxk_state *state, - u16 intermediateFreqkHz, - s32 tunerFreqOffset, bool isDTV) +static int set_frequency_shifter(struct drxk_state *state, + u16 intermediate_freqk_hz, + s32 tuner_freq_offset, bool is_dtv) { - bool selectPosImage = false; - u32 rfFreqResidual = tunerFreqOffset; - u32 fmFrequencyShift = 0; - bool tunerMirror = !state->m_bMirrorFreqSpect; - u32 adcFreq; - bool adcFlip; + bool select_pos_image = false; + u32 rf_freq_residual = tuner_freq_offset; + u32 fm_frequency_shift = 0; + bool tuner_mirror = !state->m_b_mirror_freq_spect; + u32 adc_freq; + bool adc_flip; int status; - u32 ifFreqActual; - u32 samplingFrequency = (u32) (state->m_sysClockFreq / 3); - u32 frequencyShift; - bool imageToSelect; + u32 if_freq_actual; + u32 sampling_frequency = (u32) (state->m_sys_clock_freq / 3); + u32 frequency_shift; + bool image_to_select; dprintk(1, "\n"); @@ -3005,121 +2962,125 @@ static int SetFrequencyShifter(struct drxk_state *state, Program frequency shifter No need to account for mirroring on RF */ - if (isDTV) { - if ((state->m_OperationMode == OM_QAM_ITU_A) || - (state->m_OperationMode == OM_QAM_ITU_C) || - (state->m_OperationMode == OM_DVBT)) - selectPosImage = true; + if (is_dtv) { + if ((state->m_operation_mode == OM_QAM_ITU_A) || + (state->m_operation_mode == OM_QAM_ITU_C) || + (state->m_operation_mode == OM_DVBT)) + select_pos_image = true; else - selectPosImage = false; + select_pos_image = false; } - if (tunerMirror) + if (tuner_mirror) /* tuner doesn't mirror */ - ifFreqActual = intermediateFreqkHz + - rfFreqResidual + fmFrequencyShift; + if_freq_actual = intermediate_freqk_hz + + rf_freq_residual + fm_frequency_shift; else /* tuner mirrors */ - ifFreqActual = intermediateFreqkHz - - rfFreqResidual - fmFrequencyShift; - if (ifFreqActual > samplingFrequency / 2) { + if_freq_actual = intermediate_freqk_hz - + rf_freq_residual - fm_frequency_shift; + if (if_freq_actual > sampling_frequency / 2) { /* adc mirrors */ - adcFreq = samplingFrequency - ifFreqActual; - adcFlip = true; + adc_freq = sampling_frequency - if_freq_actual; + adc_flip = true; } else { /* adc doesn't mirror */ - adcFreq = ifFreqActual; - adcFlip = false; + adc_freq = if_freq_actual; + adc_flip = false; } - frequencyShift = adcFreq; - imageToSelect = state->m_rfmirror ^ tunerMirror ^ - adcFlip ^ selectPosImage; - state->m_IqmFsRateOfs = - Frac28a((frequencyShift), samplingFrequency); + frequency_shift = adc_freq; + image_to_select = state->m_rfmirror ^ tuner_mirror ^ + adc_flip ^ select_pos_image; + state->m_iqm_fs_rate_ofs = + Frac28a((frequency_shift), sampling_frequency); - if (imageToSelect) - state->m_IqmFsRateOfs = ~state->m_IqmFsRateOfs + 1; + if (image_to_select) + state->m_iqm_fs_rate_ofs = ~state->m_iqm_fs_rate_ofs + 1; /* Program frequency shifter with tuner offset compensation */ - /* frequencyShift += tunerFreqOffset; TODO */ + /* frequency_shift += tuner_freq_offset; TODO */ status = write32(state, IQM_FS_RATE_OFS_LO__A, - state->m_IqmFsRateOfs); + state->m_iqm_fs_rate_ofs); if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int InitAGC(struct drxk_state *state, bool isDTV) +static int init_agc(struct drxk_state *state, bool is_dtv) { - u16 ingainTgt = 0; - u16 ingainTgtMin = 0; - u16 ingainTgtMax = 0; - u16 clpCyclen = 0; - u16 clpSumMin = 0; - u16 clpDirTo = 0; - u16 snsSumMin = 0; - u16 snsSumMax = 0; - u16 clpSumMax = 0; - u16 snsDirTo = 0; - u16 kiInnergainMin = 0; - u16 ifIaccuHiTgt = 0; - u16 ifIaccuHiTgtMin = 0; - u16 ifIaccuHiTgtMax = 0; + u16 ingain_tgt = 0; + u16 ingain_tgt_min = 0; + u16 ingain_tgt_max = 0; + u16 clp_cyclen = 0; + u16 clp_sum_min = 0; + u16 clp_dir_to = 0; + u16 sns_sum_min = 0; + u16 sns_sum_max = 0; + u16 clp_sum_max = 0; + u16 sns_dir_to = 0; + u16 ki_innergain_min = 0; + u16 if_iaccu_hi_tgt = 0; + u16 if_iaccu_hi_tgt_min = 0; + u16 if_iaccu_hi_tgt_max = 0; u16 data = 0; - u16 fastClpCtrlDelay = 0; - u16 clpCtrlMode = 0; + u16 fast_clp_ctrl_delay = 0; + u16 clp_ctrl_mode = 0; int status = 0; dprintk(1, "\n"); /* Common settings */ - snsSumMax = 1023; - ifIaccuHiTgtMin = 2047; - clpCyclen = 500; - clpSumMax = 1023; + sns_sum_max = 1023; + if_iaccu_hi_tgt_min = 2047; + clp_cyclen = 500; + clp_sum_max = 1023; /* AGCInit() not available for DVBT; init done in microcode */ - if (!IsQAM(state)) { - printk(KERN_ERR "drxk: %s: mode %d is not DVB-C\n", __func__, state->m_OperationMode); + if (!is_qam(state)) { + pr_err("%s: mode %d is not DVB-C\n", + __func__, state->m_operation_mode); return -EINVAL; } /* FIXME: Analog TV AGC require different settings */ /* Standard specific settings */ - clpSumMin = 8; - clpDirTo = (u16) -9; - clpCtrlMode = 0; - snsSumMin = 8; - snsDirTo = (u16) -9; - kiInnergainMin = (u16) -1030; - ifIaccuHiTgtMax = 0x2380; - ifIaccuHiTgt = 0x2380; - ingainTgtMin = 0x0511; - ingainTgt = 0x0511; - ingainTgtMax = 5119; - fastClpCtrlDelay = state->m_qamIfAgcCfg.FastClipCtrlDelay; + clp_sum_min = 8; + clp_dir_to = (u16) -9; + clp_ctrl_mode = 0; + sns_sum_min = 8; + sns_dir_to = (u16) -9; + ki_innergain_min = (u16) -1030; + if_iaccu_hi_tgt_max = 0x2380; + if_iaccu_hi_tgt = 0x2380; + ingain_tgt_min = 0x0511; + ingain_tgt = 0x0511; + ingain_tgt_max = 5119; + fast_clp_ctrl_delay = state->m_qam_if_agc_cfg.fast_clip_ctrl_delay; - status = write16(state, SCU_RAM_AGC_FAST_CLP_CTRL_DELAY__A, fastClpCtrlDelay); + status = write16(state, SCU_RAM_AGC_FAST_CLP_CTRL_DELAY__A, + fast_clp_ctrl_delay); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_CLP_CTRL_MODE__A, clpCtrlMode); + status = write16(state, SCU_RAM_AGC_CLP_CTRL_MODE__A, clp_ctrl_mode); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_INGAIN_TGT__A, ingainTgt); + status = write16(state, SCU_RAM_AGC_INGAIN_TGT__A, ingain_tgt); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A, ingainTgtMin); + status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A, ingain_tgt_min); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MAX__A, ingainTgtMax); + status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MAX__A, ingain_tgt_max); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MIN__A, ifIaccuHiTgtMin); + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MIN__A, + if_iaccu_hi_tgt_min); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, ifIaccuHiTgtMax); + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, + if_iaccu_hi_tgt_max); if (status < 0) goto error; status = write16(state, SCU_RAM_AGC_IF_IACCU_HI__A, 0); @@ -3134,20 +3095,22 @@ static int InitAGC(struct drxk_state *state, bool isDTV) status = write16(state, SCU_RAM_AGC_RF_IACCU_LO__A, 0); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_CLP_SUM_MAX__A, clpSumMax); + status = write16(state, SCU_RAM_AGC_CLP_SUM_MAX__A, clp_sum_max); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_SNS_SUM_MAX__A, snsSumMax); + status = write16(state, SCU_RAM_AGC_SNS_SUM_MAX__A, sns_sum_max); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_KI_INNERGAIN_MIN__A, kiInnergainMin); + status = write16(state, SCU_RAM_AGC_KI_INNERGAIN_MIN__A, + ki_innergain_min); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT__A, ifIaccuHiTgt); + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT__A, + if_iaccu_hi_tgt); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_CLP_CYCLEN__A, clpCyclen); + status = write16(state, SCU_RAM_AGC_CLP_CYCLEN__A, clp_cyclen); if (status < 0) goto error; @@ -3164,16 +3127,16 @@ static int InitAGC(struct drxk_state *state, bool isDTV) status = write16(state, SCU_RAM_AGC_KI_MAXMINGAIN_TH__A, 20); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_CLP_SUM_MIN__A, clpSumMin); + status = write16(state, SCU_RAM_AGC_CLP_SUM_MIN__A, clp_sum_min); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_SNS_SUM_MIN__A, snsSumMin); + status = write16(state, SCU_RAM_AGC_SNS_SUM_MIN__A, sns_sum_min); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_CLP_DIR_TO__A, clpDirTo); + status = write16(state, SCU_RAM_AGC_CLP_DIR_TO__A, clp_dir_to); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_SNS_DIR_TO__A, snsDirTo); + status = write16(state, SCU_RAM_AGC_SNS_DIR_TO__A, sns_dir_to); if (status < 0) goto error; status = write16(state, SCU_RAM_AGC_KI_MINGAIN__A, 0x7fff); @@ -3233,38 +3196,39 @@ static int InitAGC(struct drxk_state *state, bool isDTV) status = write16(state, SCU_RAM_AGC_KI__A, data); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int DVBTQAMGetAccPktErr(struct drxk_state *state, u16 *packetErr) +static int dvbtqam_get_acc_pkt_err(struct drxk_state *state, u16 *packet_err) { int status; dprintk(1, "\n"); - if (packetErr == NULL) + if (packet_err == NULL) status = write16(state, SCU_RAM_FEC_ACCUM_PKT_FAILURES__A, 0); else - status = read16(state, SCU_RAM_FEC_ACCUM_PKT_FAILURES__A, packetErr); + status = read16(state, SCU_RAM_FEC_ACCUM_PKT_FAILURES__A, + packet_err); if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int DVBTScCommand(struct drxk_state *state, +static int dvbt_sc_command(struct drxk_state *state, u16 cmd, u16 subcmd, u16 param0, u16 param1, u16 param2, u16 param3, u16 param4) { - u16 curCmd = 0; - u16 errCode = 0; - u16 retryCnt = 0; - u16 scExec = 0; + u16 cur_cmd = 0; + u16 err_code = 0; + u16 retry_cnt = 0; + u16 sc_exec = 0; int status; dprintk(1, "\n"); - status = read16(state, OFDM_SC_COMM_EXEC__A, &scExec); - if (scExec != 1) { + status = read16(state, OFDM_SC_COMM_EXEC__A, &sc_exec); + if (sc_exec != 1) { /* SC is not running */ status = -EINVAL; } @@ -3272,13 +3236,13 @@ static int DVBTScCommand(struct drxk_state *state, goto error; /* Wait until sc is ready to receive command */ - retryCnt = 0; + retry_cnt = 0; do { - msleep(1); - status = read16(state, OFDM_SC_RA_RAM_CMD__A, &curCmd); - retryCnt++; - } while ((curCmd != 0) && (retryCnt < DRXK_MAX_RETRIES)); - if (retryCnt >= DRXK_MAX_RETRIES && (status < 0)) + usleep_range(1000, 2000); + status = read16(state, OFDM_SC_RA_RAM_CMD__A, &cur_cmd); + retry_cnt++; + } while ((cur_cmd != 0) && (retry_cnt < DRXK_MAX_RETRIES)); + if (retry_cnt >= DRXK_MAX_RETRIES && (status < 0)) goto error; /* Write sub-command */ @@ -3324,18 +3288,18 @@ static int DVBTScCommand(struct drxk_state *state, goto error; /* Wait until sc is ready processing command */ - retryCnt = 0; + retry_cnt = 0; do { - msleep(1); - status = read16(state, OFDM_SC_RA_RAM_CMD__A, &curCmd); - retryCnt++; - } while ((curCmd != 0) && (retryCnt < DRXK_MAX_RETRIES)); - if (retryCnt >= DRXK_MAX_RETRIES && (status < 0)) + usleep_range(1000, 2000); + status = read16(state, OFDM_SC_RA_RAM_CMD__A, &cur_cmd); + retry_cnt++; + } while ((cur_cmd != 0) && (retry_cnt < DRXK_MAX_RETRIES)); + if (retry_cnt >= DRXK_MAX_RETRIES && (status < 0)) goto error; /* Check for illegal cmd */ - status = read16(state, OFDM_SC_RA_RAM_CMD_ADDR__A, &errCode); - if (errCode == 0xFFFF) { + status = read16(state, OFDM_SC_RA_RAM_CMD_ADDR__A, &err_code); + if (err_code == 0xFFFF) { /* illegal command */ status = -EINVAL; } @@ -3367,23 +3331,23 @@ static int DVBTScCommand(struct drxk_state *state, } /* switch (cmd->cmd) */ error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int PowerUpDVBT(struct drxk_state *state) +static int power_up_dvbt(struct drxk_state *state) { - enum DRXPowerMode powerMode = DRX_POWER_UP; + enum drx_power_mode power_mode = DRX_POWER_UP; int status; dprintk(1, "\n"); - status = CtrlPowerMode(state, &powerMode); + status = ctrl_power_mode(state, &power_mode); if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int DVBTCtrlSetIncEnable(struct drxk_state *state, bool *enabled) +static int dvbt_ctrl_set_inc_enable(struct drxk_state *state, bool *enabled) { int status; @@ -3393,12 +3357,12 @@ static int DVBTCtrlSetIncEnable(struct drxk_state *state, bool *enabled) else status = write16(state, IQM_CF_BYPASSDET__A, 1); if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } #define DEFAULT_FR_THRES_8K 4000 -static int DVBTCtrlSetFrEnable(struct drxk_state *state, bool *enabled) +static int dvbt_ctrl_set_fr_enable(struct drxk_state *state, bool *enabled) { int status; @@ -3413,13 +3377,13 @@ static int DVBTCtrlSetFrEnable(struct drxk_state *state, bool *enabled) status = write16(state, OFDM_SC_RA_RAM_FR_THRES_8K__A, 0); } if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int DVBTCtrlSetEchoThreshold(struct drxk_state *state, - struct DRXKCfgDvbtEchoThres_t *echoThres) +static int dvbt_ctrl_set_echo_threshold(struct drxk_state *state, + struct drxk_cfg_dvbt_echo_thres_t *echo_thres) { u16 data = 0; int status; @@ -3429,16 +3393,16 @@ static int DVBTCtrlSetEchoThreshold(struct drxk_state *state, if (status < 0) goto error; - switch (echoThres->fftMode) { + switch (echo_thres->fft_mode) { case DRX_FFTMODE_2K: data &= ~OFDM_SC_RA_RAM_ECHO_THRES_2K__M; - data |= ((echoThres->threshold << + data |= ((echo_thres->threshold << OFDM_SC_RA_RAM_ECHO_THRES_2K__B) & (OFDM_SC_RA_RAM_ECHO_THRES_2K__M)); break; case DRX_FFTMODE_8K: data &= ~OFDM_SC_RA_RAM_ECHO_THRES_8K__M; - data |= ((echoThres->threshold << + data |= ((echo_thres->threshold << OFDM_SC_RA_RAM_ECHO_THRES_8K__B) & (OFDM_SC_RA_RAM_ECHO_THRES_8K__M)); break; @@ -3449,12 +3413,12 @@ static int DVBTCtrlSetEchoThreshold(struct drxk_state *state, status = write16(state, OFDM_SC_RA_RAM_ECHO_THRES__A, data); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int DVBTCtrlSetSqiSpeed(struct drxk_state *state, - enum DRXKCfgDvbtSqiSpeed *speed) +static int dvbt_ctrl_set_sqi_speed(struct drxk_state *state, + enum drxk_cfg_dvbt_sqi_speed *speed) { int status = -EINVAL; @@ -3472,7 +3436,7 @@ static int DVBTCtrlSetSqiSpeed(struct drxk_state *state, (u16) *speed); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -3486,32 +3450,33 @@ error: * Called in DVBTSetStandard * */ -static int DVBTActivatePresets(struct drxk_state *state) +static int dvbt_activate_presets(struct drxk_state *state) { int status; bool setincenable = false; bool setfrenable = true; - struct DRXKCfgDvbtEchoThres_t echoThres2k = { 0, DRX_FFTMODE_2K }; - struct DRXKCfgDvbtEchoThres_t echoThres8k = { 0, DRX_FFTMODE_8K }; + struct drxk_cfg_dvbt_echo_thres_t echo_thres2k = { 0, DRX_FFTMODE_2K }; + struct drxk_cfg_dvbt_echo_thres_t echo_thres8k = { 0, DRX_FFTMODE_8K }; dprintk(1, "\n"); - status = DVBTCtrlSetIncEnable(state, &setincenable); + status = dvbt_ctrl_set_inc_enable(state, &setincenable); if (status < 0) goto error; - status = DVBTCtrlSetFrEnable(state, &setfrenable); + status = dvbt_ctrl_set_fr_enable(state, &setfrenable); if (status < 0) goto error; - status = DVBTCtrlSetEchoThreshold(state, &echoThres2k); + status = dvbt_ctrl_set_echo_threshold(state, &echo_thres2k); if (status < 0) goto error; - status = DVBTCtrlSetEchoThreshold(state, &echoThres8k); + status = dvbt_ctrl_set_echo_threshold(state, &echo_thres8k); if (status < 0) goto error; - status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MAX__A, state->m_dvbtIfAgcCfg.IngainTgtMax); + status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MAX__A, + state->m_dvbt_if_agc_cfg.ingain_tgt_max); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -3525,25 +3490,30 @@ error: * For ROM code channel filter taps are loaded from the bootloader. For microcode * the DVB-T taps from the drxk_filters.h are used. */ -static int SetDVBTStandard(struct drxk_state *state, - enum OperationMode oMode) +static int set_dvbt_standard(struct drxk_state *state, + enum operation_mode o_mode) { - u16 cmdResult = 0; + u16 cmd_result = 0; u16 data = 0; int status; dprintk(1, "\n"); - PowerUpDVBT(state); + power_up_dvbt(state); /* added antenna switch */ - SwitchAntennaToDVBT(state); + switch_antenna_to_dvbt(state); /* send OFDM reset command */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_RESET, 0, NULL, 1, &cmdResult); + status = scu_command(state, + SCU_RAM_COMMAND_STANDARD_OFDM + | SCU_RAM_COMMAND_CMD_DEMOD_RESET, + 0, NULL, 1, &cmd_result); if (status < 0) goto error; /* send OFDM setenv command */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_SET_ENV, 0, NULL, 1, &cmdResult); + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM + | SCU_RAM_COMMAND_CMD_DEMOD_SET_ENV, + 0, NULL, 1, &cmd_result); if (status < 0) goto error; @@ -3575,7 +3545,7 @@ static int SetDVBTStandard(struct drxk_state *state, status = write16(state, IQM_AF_AMUX__A, IQM_AF_AMUX_SIGNAL2ADC); if (status < 0) goto error; - status = SetIqmAf(state, true); + status = set_iqm_af(state, true); if (status < 0) goto error; @@ -3597,7 +3567,7 @@ static int SetDVBTStandard(struct drxk_state *state, status = write16(state, IQM_RC_STRETCH__A, 16); if (status < 0) goto error; - status = write16(state, IQM_CF_OUT_ENA__A, 0x4); /* enable output 2 */ + status = write16(state, IQM_CF_OUT_ENA__A, 0x4); /* enable output 2 */ if (status < 0) goto error; status = write16(state, IQM_CF_DS_ENA__A, 0x4); /* decimate output 2 */ @@ -3618,7 +3588,8 @@ static int SetDVBTStandard(struct drxk_state *state, if (status < 0) goto error; - status = BLChainCmd(state, DRXK_BL_ROM_OFFSET_TAPS_DVBT, DRXK_BLCC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); + status = bl_chain_cmd(state, DRXK_BL_ROM_OFFSET_TAPS_DVBT, + DRXK_BLCC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); if (status < 0) goto error; @@ -3637,10 +3608,10 @@ static int SetDVBTStandard(struct drxk_state *state, goto error; /* IQM will not be reset from here, sync ADC and update/init AGC */ - status = ADCSynchronization(state); + status = adc_synchronization(state); if (status < 0) goto error; - status = SetPreSaw(state, &state->m_dvbtPreSawCfg); + status = set_pre_saw(state, &state->m_dvbt_pre_saw_cfg); if (status < 0) goto error; @@ -3649,10 +3620,10 @@ static int SetDVBTStandard(struct drxk_state *state, if (status < 0) goto error; - status = SetAgcRf(state, &state->m_dvbtRfAgcCfg, true); + status = set_agc_rf(state, &state->m_dvbt_rf_agc_cfg, true); if (status < 0) goto error; - status = SetAgcIf(state, &state->m_dvbtIfAgcCfg, true); + status = set_agc_if(state, &state->m_dvbt_if_agc_cfg, true); if (status < 0) goto error; @@ -3670,9 +3641,10 @@ static int SetDVBTStandard(struct drxk_state *state, if (status < 0) goto error; - if (!state->m_DRXK_A3_ROM_CODE) { - /* AGCInit() is not done for DVBT, so set agcFastClipCtrlDelay */ - status = write16(state, SCU_RAM_AGC_FAST_CLP_CTRL_DELAY__A, state->m_dvbtIfAgcCfg.FastClipCtrlDelay); + if (!state->m_drxk_a3_rom_code) { + /* AGCInit() is not done for DVBT, so set agcfast_clip_ctrl_delay */ + status = write16(state, SCU_RAM_AGC_FAST_CLP_CTRL_DELAY__A, + state->m_dvbt_if_agc_cfg.fast_clip_ctrl_delay); if (status < 0) goto error; } @@ -3707,41 +3679,43 @@ static int SetDVBTStandard(struct drxk_state *state, goto error; /* Setup MPEG bus */ - status = MPEGTSDtoSetup(state, OM_DVBT); + status = mpegts_dto_setup(state, OM_DVBT); if (status < 0) goto error; /* Set DVBT Presets */ - status = DVBTActivatePresets(state); + status = dvbt_activate_presets(state); if (status < 0) goto error; error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } /*============================================================================*/ /** -* \brief Start dvbt demodulating for channel. +* \brief start dvbt demodulating for channel. * \param demod instance of demodulator. * \return DRXStatus_t. */ -static int DVBTStart(struct drxk_state *state) +static int dvbt_start(struct drxk_state *state) { u16 param1; int status; - /* DRXKOfdmScCmd_t scCmd; */ + /* drxk_ofdm_sc_cmd_t scCmd; */ dprintk(1, "\n"); - /* Start correct processes to get in lock */ + /* start correct processes to get in lock */ /* DRXK: OFDM_SC_RA_RAM_PROC_LOCKTRACK is no longer in mapfile! */ param1 = OFDM_SC_RA_RAM_LOCKTRACK_MIN; - status = DVBTScCommand(state, OFDM_SC_RA_RAM_CMD_PROC_START, 0, OFDM_SC_RA_RAM_SW_EVENT_RUN_NMASK__M, param1, 0, 0, 0); + status = dvbt_sc_command(state, OFDM_SC_RA_RAM_CMD_PROC_START, 0, + OFDM_SC_RA_RAM_SW_EVENT_RUN_NMASK__M, param1, + 0, 0, 0); if (status < 0) goto error; - /* Start FEC OC */ - status = MPEGTSStart(state); + /* start FEC OC */ + status = mpegts_start(state); if (status < 0) goto error; status = write16(state, FEC_COMM_EXEC__A, FEC_COMM_EXEC_ACTIVE); @@ -3749,7 +3723,7 @@ static int DVBTStart(struct drxk_state *state) goto error; error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -3762,20 +3736,23 @@ error: * \return DRXStatus_t. * // original DVBTSetChannel() */ -static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, - s32 tunerFreqOffset) +static int set_dvbt(struct drxk_state *state, u16 intermediate_freqk_hz, + s32 tuner_freq_offset) { - u16 cmdResult = 0; - u16 transmissionParams = 0; - u16 operationMode = 0; - u32 iqmRcRateOfs = 0; + u16 cmd_result = 0; + u16 transmission_params = 0; + u16 operation_mode = 0; + u32 iqm_rc_rate_ofs = 0; u32 bandwidth = 0; u16 param1; int status; - dprintk(1, "IF =%d, TFO = %d\n", IntermediateFreqkHz, tunerFreqOffset); + dprintk(1, "IF =%d, TFO = %d\n", + intermediate_freqk_hz, tuner_freq_offset); - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_STOP, 0, NULL, 1, &cmdResult); + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM + | SCU_RAM_COMMAND_CMD_DEMOD_STOP, + 0, NULL, 1, &cmd_result); if (status < 0) goto error; @@ -3798,19 +3775,19 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, if (status < 0) goto error; - /*== Write channel settings to device =====================================*/ + /*== Write channel settings to device ================================*/ /* mode */ switch (state->props.transmission_mode) { case TRANSMISSION_MODE_AUTO: default: - operationMode |= OFDM_SC_RA_RAM_OP_AUTO_MODE__M; + operation_mode |= OFDM_SC_RA_RAM_OP_AUTO_MODE__M; /* fall through , try first guess DRX_FFTMODE_8K */ case TRANSMISSION_MODE_8K: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_MODE_8K; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_MODE_8K; break; case TRANSMISSION_MODE_2K: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_MODE_2K; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_MODE_2K; break; } @@ -3818,19 +3795,19 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, switch (state->props.guard_interval) { default: case GUARD_INTERVAL_AUTO: - operationMode |= OFDM_SC_RA_RAM_OP_AUTO_GUARD__M; + operation_mode |= OFDM_SC_RA_RAM_OP_AUTO_GUARD__M; /* fall through , try first guess DRX_GUARD_1DIV4 */ case GUARD_INTERVAL_1_4: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_4; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_4; break; case GUARD_INTERVAL_1_32: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_32; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_32; break; case GUARD_INTERVAL_1_16: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_16; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_16; break; case GUARD_INTERVAL_1_8: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_8; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_8; break; } @@ -3839,18 +3816,18 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, case HIERARCHY_AUTO: case HIERARCHY_NONE: default: - operationMode |= OFDM_SC_RA_RAM_OP_AUTO_HIER__M; + operation_mode |= OFDM_SC_RA_RAM_OP_AUTO_HIER__M; /* fall through , try first guess SC_RA_RAM_OP_PARAM_HIER_NO */ - /* transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_NO; */ + /* transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_HIER_NO; */ /* break; */ case HIERARCHY_1: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A1; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A1; break; case HIERARCHY_2: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A2; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A2; break; case HIERARCHY_4: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A4; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A4; break; } @@ -3859,16 +3836,16 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, switch (state->props.modulation) { case QAM_AUTO: default: - operationMode |= OFDM_SC_RA_RAM_OP_AUTO_CONST__M; + operation_mode |= OFDM_SC_RA_RAM_OP_AUTO_CONST__M; /* fall through , try first guess DRX_CONSTELLATION_QAM64 */ case QAM_64: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM64; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM64; break; case QPSK: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QPSK; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QPSK; break; case QAM_16: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM16; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM16; break; } #if 0 @@ -3876,13 +3853,13 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, /* Priority (only for hierarchical channels) */ switch (channel->priority) { case DRX_PRIORITY_LOW: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_LO; - WR16(devAddr, OFDM_EC_SB_PRIOR__A, + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_LO; + WR16(dev_addr, OFDM_EC_SB_PRIOR__A, OFDM_EC_SB_PRIOR_LO); break; case DRX_PRIORITY_HIGH: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_HI; - WR16(devAddr, OFDM_EC_SB_PRIOR__A, + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_HI; + WR16(dev_addr, OFDM_EC_SB_PRIOR__A, OFDM_EC_SB_PRIOR_HI)); break; case DRX_PRIORITY_UNKNOWN: /* fall through */ @@ -3892,7 +3869,7 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, } #else /* Set Priorty high */ - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_HI; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_HI; status = write16(state, OFDM_EC_SB_PRIOR__A, OFDM_EC_SB_PRIOR_HI); if (status < 0) goto error; @@ -3902,90 +3879,111 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, switch (state->props.code_rate_HP) { case FEC_AUTO: default: - operationMode |= OFDM_SC_RA_RAM_OP_AUTO_RATE__M; + operation_mode |= OFDM_SC_RA_RAM_OP_AUTO_RATE__M; /* fall through , try first guess DRX_CODERATE_2DIV3 */ case FEC_2_3: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_2_3; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_RATE_2_3; break; case FEC_1_2: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_1_2; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_RATE_1_2; break; case FEC_3_4: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_3_4; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_RATE_3_4; break; case FEC_5_6: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_5_6; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_RATE_5_6; break; case FEC_7_8: - transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_7_8; + transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_RATE_7_8; break; } - /* SAW filter selection: normaly not necesarry, but if wanted - the application can select a SAW filter via the driver by using UIOs */ + /* + * SAW filter selection: normaly not necesarry, but if wanted + * the application can select a SAW filter via the driver by + * using UIOs + */ + /* First determine real bandwidth (Hz) */ /* Also set delay for impulse noise cruncher */ - /* Also set parameters for EC_OC fix, note EC_OC_REG_TMD_HIL_MAR is changed - by SC for fix for some 8K,1/8 guard but is restored by InitEC and ResetEC - functions */ + /* + * Also set parameters for EC_OC fix, note EC_OC_REG_TMD_HIL_MAR is + * changed by SC for fix for some 8K,1/8 guard but is restored by + * InitEC and ResetEC functions + */ switch (state->props.bandwidth_hz) { case 0: state->props.bandwidth_hz = 8000000; /* fall though */ case 8000000: bandwidth = DRXK_BANDWIDTH_8MHZ_IN_HZ; - status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 3052); + status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, + 3052); if (status < 0) goto error; /* cochannel protection for PAL 8 MHz */ - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 7); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, + 7); if (status < 0) goto error; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 7); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, + 7); if (status < 0) goto error; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 7); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, + 7); if (status < 0) goto error; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, + 1); if (status < 0) goto error; break; case 7000000: bandwidth = DRXK_BANDWIDTH_7MHZ_IN_HZ; - status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 3491); + status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, + 3491); if (status < 0) goto error; /* cochannel protection for PAL 7 MHz */ - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 8); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, + 8); if (status < 0) goto error; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 8); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, + 8); if (status < 0) goto error; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 4); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, + 4); if (status < 0) goto error; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, + 1); if (status < 0) goto error; break; case 6000000: bandwidth = DRXK_BANDWIDTH_6MHZ_IN_HZ; - status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 4073); + status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, + 4073); if (status < 0) goto error; /* cochannel protection for NTSC 6 MHz */ - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 19); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, + 19); if (status < 0) goto error; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 19); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, + 19); if (status < 0) goto error; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 14); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, + 14); if (status < 0) goto error; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1); + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, + 1); if (status < 0) goto error; break; @@ -3994,46 +3992,50 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, goto error; } - if (iqmRcRateOfs == 0) { + if (iqm_rc_rate_ofs == 0) { /* Now compute IQM_RC_RATE_OFS (((SysFreq/BandWidth)/2)/2) -1) * 2^23) => ((SysFreq / BandWidth) * (2^21)) - (2^23) */ /* (SysFreq / BandWidth) * (2^28) */ - /* assert (MAX(sysClk)/MIN(bandwidth) < 16) - => assert(MAX(sysClk) < 16*MIN(bandwidth)) - => assert(109714272 > 48000000) = true so Frac 28 can be used */ - iqmRcRateOfs = Frac28a((u32) - ((state->m_sysClockFreq * + /* + * assert (MAX(sysClk)/MIN(bandwidth) < 16) + * => assert(MAX(sysClk) < 16*MIN(bandwidth)) + * => assert(109714272 > 48000000) = true + * so Frac 28 can be used + */ + iqm_rc_rate_ofs = Frac28a((u32) + ((state->m_sys_clock_freq * 1000) / 3), bandwidth); - /* (SysFreq / BandWidth) * (2^21), rounding before truncating */ - if ((iqmRcRateOfs & 0x7fL) >= 0x40) - iqmRcRateOfs += 0x80L; - iqmRcRateOfs = iqmRcRateOfs >> 7; + /* (SysFreq / BandWidth) * (2^21), rounding before truncating */ + if ((iqm_rc_rate_ofs & 0x7fL) >= 0x40) + iqm_rc_rate_ofs += 0x80L; + iqm_rc_rate_ofs = iqm_rc_rate_ofs >> 7; /* ((SysFreq / BandWidth) * (2^21)) - (2^23) */ - iqmRcRateOfs = iqmRcRateOfs - (1 << 23); + iqm_rc_rate_ofs = iqm_rc_rate_ofs - (1 << 23); } - iqmRcRateOfs &= + iqm_rc_rate_ofs &= ((((u32) IQM_RC_RATE_OFS_HI__M) << IQM_RC_RATE_OFS_LO__W) | IQM_RC_RATE_OFS_LO__M); - status = write32(state, IQM_RC_RATE_OFS_LO__A, iqmRcRateOfs); + status = write32(state, IQM_RC_RATE_OFS_LO__A, iqm_rc_rate_ofs); if (status < 0) goto error; /* Bandwidth setting done */ #if 0 - status = DVBTSetFrequencyShift(demod, channel, tunerOffset); + status = dvbt_set_frequency_shift(demod, channel, tuner_offset); if (status < 0) goto error; #endif - status = SetFrequencyShifter(state, IntermediateFreqkHz, tunerFreqOffset, true); + status = set_frequency_shifter(state, intermediate_freqk_hz, + tuner_freq_offset, true); if (status < 0) goto error; - /*== Start SC, write channel settings to SC ===============================*/ + /*== start SC, write channel settings to SC ==========================*/ /* Activate SCU to enable SCU commands */ status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); @@ -4049,7 +4051,9 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, goto error; - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_START, 0, NULL, 1, &cmdResult); + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM + | SCU_RAM_COMMAND_CMD_DEMOD_START, + 0, NULL, 1, &cmd_result); if (status < 0) goto error; @@ -4059,16 +4063,16 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, OFDM_SC_RA_RAM_OP_AUTO_CONST__M | OFDM_SC_RA_RAM_OP_AUTO_HIER__M | OFDM_SC_RA_RAM_OP_AUTO_RATE__M); - status = DVBTScCommand(state, OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM, - 0, transmissionParams, param1, 0, 0, 0); + status = dvbt_sc_command(state, OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM, + 0, transmission_params, param1, 0, 0, 0); if (status < 0) goto error; - if (!state->m_DRXK_A3_ROM_CODE) - status = DVBTCtrlSetSqiSpeed(state, &state->m_sqiSpeed); + if (!state->m_drxk_a3_rom_code) + status = dvbt_ctrl_set_sqi_speed(state, &state->m_sqi_speed); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -4083,7 +4087,7 @@ error: * \return DRXStatus_t. * */ -static int GetDVBTLockStatus(struct drxk_state *state, u32 *pLockStatus) +static int get_dvbt_lock_status(struct drxk_state *state, u32 *p_lock_status) { int status; const u16 mpeg_lock_mask = (OFDM_SC_RA_RAM_LOCK_MPEG__M | @@ -4091,58 +4095,58 @@ static int GetDVBTLockStatus(struct drxk_state *state, u32 *pLockStatus) const u16 fec_lock_mask = (OFDM_SC_RA_RAM_LOCK_FEC__M); const u16 demod_lock_mask = OFDM_SC_RA_RAM_LOCK_DEMOD__M; - u16 ScRaRamLock = 0; - u16 ScCommExec = 0; + u16 sc_ra_ram_lock = 0; + u16 sc_comm_exec = 0; dprintk(1, "\n"); - *pLockStatus = NOT_LOCKED; + *p_lock_status = NOT_LOCKED; /* driver 0.9.0 */ /* Check if SC is running */ - status = read16(state, OFDM_SC_COMM_EXEC__A, &ScCommExec); + status = read16(state, OFDM_SC_COMM_EXEC__A, &sc_comm_exec); if (status < 0) goto end; - if (ScCommExec == OFDM_SC_COMM_EXEC_STOP) + if (sc_comm_exec == OFDM_SC_COMM_EXEC_STOP) goto end; - status = read16(state, OFDM_SC_RA_RAM_LOCK__A, &ScRaRamLock); + status = read16(state, OFDM_SC_RA_RAM_LOCK__A, &sc_ra_ram_lock); if (status < 0) goto end; - if ((ScRaRamLock & mpeg_lock_mask) == mpeg_lock_mask) - *pLockStatus = MPEG_LOCK; - else if ((ScRaRamLock & fec_lock_mask) == fec_lock_mask) - *pLockStatus = FEC_LOCK; - else if ((ScRaRamLock & demod_lock_mask) == demod_lock_mask) - *pLockStatus = DEMOD_LOCK; - else if (ScRaRamLock & OFDM_SC_RA_RAM_LOCK_NODVBT__M) - *pLockStatus = NEVER_LOCK; + if ((sc_ra_ram_lock & mpeg_lock_mask) == mpeg_lock_mask) + *p_lock_status = MPEG_LOCK; + else if ((sc_ra_ram_lock & fec_lock_mask) == fec_lock_mask) + *p_lock_status = FEC_LOCK; + else if ((sc_ra_ram_lock & demod_lock_mask) == demod_lock_mask) + *p_lock_status = DEMOD_LOCK; + else if (sc_ra_ram_lock & OFDM_SC_RA_RAM_LOCK_NODVBT__M) + *p_lock_status = NEVER_LOCK; end: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int PowerUpQAM(struct drxk_state *state) +static int power_up_qam(struct drxk_state *state) { - enum DRXPowerMode powerMode = DRXK_POWER_DOWN_OFDM; + enum drx_power_mode power_mode = DRXK_POWER_DOWN_OFDM; int status; dprintk(1, "\n"); - status = CtrlPowerMode(state, &powerMode); + status = ctrl_power_mode(state, &power_mode); if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } /** Power Down QAM */ -static int PowerDownQAM(struct drxk_state *state) +static int power_down_qam(struct drxk_state *state) { u16 data = 0; - u16 cmdResult; + u16 cmd_result; int status = 0; dprintk(1, "\n"); @@ -4158,16 +4162,18 @@ static int PowerDownQAM(struct drxk_state *state) status = write16(state, QAM_COMM_EXEC__A, QAM_COMM_EXEC_STOP); if (status < 0) goto error; - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_STOP, 0, NULL, 1, &cmdResult); + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM + | SCU_RAM_COMMAND_CMD_DEMOD_STOP, + 0, NULL, 1, &cmd_result); if (status < 0) goto error; } /* powerdown AFE */ - status = SetIqmAf(state, false); + status = set_iqm_af(state, false); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -4185,20 +4191,20 @@ error: * The implementation does not check this. * */ -static int SetQAMMeasurement(struct drxk_state *state, - enum EDrxkConstellation modulation, - u32 symbolRate) +static int set_qam_measurement(struct drxk_state *state, + enum e_drxk_constellation modulation, + u32 symbol_rate) { - u32 fecBitsDesired = 0; /* BER accounting period */ - u32 fecRsPeriodTotal = 0; /* Total period */ - u16 fecRsPrescale = 0; /* ReedSolomon Measurement Prescale */ - u16 fecRsPeriod = 0; /* Value for corresponding I2C register */ + u32 fec_bits_desired = 0; /* BER accounting period */ + u32 fec_rs_period_total = 0; /* Total period */ + u16 fec_rs_prescale = 0; /* ReedSolomon Measurement Prescale */ + u16 fec_rs_period = 0; /* Value for corresponding I2C register */ int status = 0; dprintk(1, "\n"); - fecRsPrescale = 1; - /* fecBitsDesired = symbolRate [kHz] * + fec_rs_prescale = 1; + /* fec_bits_desired = symbol_rate [kHz] * FrameLenght [ms] * (modulation + 1) * SyncLoss (== 1) * @@ -4206,19 +4212,19 @@ static int SetQAMMeasurement(struct drxk_state *state, */ switch (modulation) { case DRX_CONSTELLATION_QAM16: - fecBitsDesired = 4 * symbolRate; + fec_bits_desired = 4 * symbol_rate; break; case DRX_CONSTELLATION_QAM32: - fecBitsDesired = 5 * symbolRate; + fec_bits_desired = 5 * symbol_rate; break; case DRX_CONSTELLATION_QAM64: - fecBitsDesired = 6 * symbolRate; + fec_bits_desired = 6 * symbol_rate; break; case DRX_CONSTELLATION_QAM128: - fecBitsDesired = 7 * symbolRate; + fec_bits_desired = 7 * symbol_rate; break; case DRX_CONSTELLATION_QAM256: - fecBitsDesired = 8 * symbolRate; + fec_bits_desired = 8 * symbol_rate; break; default: status = -EINVAL; @@ -4226,40 +4232,41 @@ static int SetQAMMeasurement(struct drxk_state *state, if (status < 0) goto error; - fecBitsDesired /= 1000; /* symbolRate [Hz] -> symbolRate [kHz] */ - fecBitsDesired *= 500; /* meas. period [ms] */ + fec_bits_desired /= 1000; /* symbol_rate [Hz] -> symbol_rate [kHz] */ + fec_bits_desired *= 500; /* meas. period [ms] */ /* Annex A/C: bits/RsPeriod = 204 * 8 = 1632 */ - /* fecRsPeriodTotal = fecBitsDesired / 1632 */ - fecRsPeriodTotal = (fecBitsDesired / 1632UL) + 1; /* roughly ceil */ + /* fec_rs_period_total = fec_bits_desired / 1632 */ + fec_rs_period_total = (fec_bits_desired / 1632UL) + 1; /* roughly ceil */ - /* fecRsPeriodTotal = fecRsPrescale * fecRsPeriod */ - fecRsPrescale = 1 + (u16) (fecRsPeriodTotal >> 16); - if (fecRsPrescale == 0) { + /* fec_rs_period_total = fec_rs_prescale * fec_rs_period */ + fec_rs_prescale = 1 + (u16) (fec_rs_period_total >> 16); + if (fec_rs_prescale == 0) { /* Divide by zero (though impossible) */ status = -EINVAL; if (status < 0) goto error; } - fecRsPeriod = - ((u16) fecRsPeriodTotal + - (fecRsPrescale >> 1)) / fecRsPrescale; + fec_rs_period = + ((u16) fec_rs_period_total + + (fec_rs_prescale >> 1)) / fec_rs_prescale; /* write corresponding registers */ - status = write16(state, FEC_RS_MEASUREMENT_PERIOD__A, fecRsPeriod); + status = write16(state, FEC_RS_MEASUREMENT_PERIOD__A, fec_rs_period); if (status < 0) goto error; - status = write16(state, FEC_RS_MEASUREMENT_PRESCALE__A, fecRsPrescale); + status = write16(state, FEC_RS_MEASUREMENT_PRESCALE__A, + fec_rs_prescale); if (status < 0) goto error; - status = write16(state, FEC_OC_SNC_FAIL_PERIOD__A, fecRsPeriod); + status = write16(state, FEC_OC_SNC_FAIL_PERIOD__A, fec_rs_period); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int SetQAM16(struct drxk_state *state) +static int set_qam16(struct drxk_state *state) { int status = 0; @@ -4315,7 +4322,8 @@ static int SetQAM16(struct drxk_state *state) goto error; /* QAM Slicer Settings */ - status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM16); + status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, + DRXK_QAM_SL_SIG_POWER_QAM16); if (status < 0) goto error; @@ -4441,7 +4449,7 @@ static int SetQAM16(struct drxk_state *state) error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -4452,7 +4460,7 @@ error: * \param demod instance of demod. * \return DRXStatus_t. */ -static int SetQAM32(struct drxk_state *state) +static int set_qam32(struct drxk_state *state) { int status = 0; @@ -4511,7 +4519,8 @@ static int SetQAM32(struct drxk_state *state) /* QAM Slicer Settings */ - status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM32); + status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, + DRXK_QAM_SL_SIG_POWER_QAM32); if (status < 0) goto error; @@ -4636,7 +4645,7 @@ static int SetQAM32(struct drxk_state *state) status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -86); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -4647,7 +4656,7 @@ error: * \param demod instance of demod. * \return DRXStatus_t. */ -static int SetQAM64(struct drxk_state *state) +static int set_qam64(struct drxk_state *state) { int status = 0; @@ -4704,7 +4713,8 @@ static int SetQAM64(struct drxk_state *state) goto error; /* QAM Slicer Settings */ - status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM64); + status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, + DRXK_QAM_SL_SIG_POWER_QAM64); if (status < 0) goto error; @@ -4829,7 +4839,7 @@ static int SetQAM64(struct drxk_state *state) status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -80); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -4841,7 +4851,7 @@ error: * \param demod: instance of demod. * \return DRXStatus_t. */ -static int SetQAM128(struct drxk_state *state) +static int set_qam128(struct drxk_state *state) { int status = 0; @@ -4900,7 +4910,8 @@ static int SetQAM128(struct drxk_state *state) /* QAM Slicer Settings */ - status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM128); + status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, + DRXK_QAM_SL_SIG_POWER_QAM128); if (status < 0) goto error; @@ -5025,7 +5036,7 @@ static int SetQAM128(struct drxk_state *state) status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -23); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -5037,7 +5048,7 @@ error: * \param demod: instance of demod. * \return DRXStatus_t. */ -static int SetQAM256(struct drxk_state *state) +static int set_qam256(struct drxk_state *state) { int status = 0; @@ -5095,7 +5106,8 @@ static int SetQAM256(struct drxk_state *state) /* QAM Slicer Settings */ - status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM256); + status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, + DRXK_QAM_SL_SIG_POWER_QAM256); if (status < 0) goto error; @@ -5220,7 +5232,7 @@ static int SetQAM256(struct drxk_state *state) status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -8); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -5232,10 +5244,10 @@ error: * \param channel: pointer to channel data. * \return DRXStatus_t. */ -static int QAMResetQAM(struct drxk_state *state) +static int qam_reset_qam(struct drxk_state *state) { int status; - u16 cmdResult; + u16 cmd_result; dprintk(1, "\n"); /* Stop QAM comstate->m_exec */ @@ -5243,10 +5255,12 @@ static int QAMResetQAM(struct drxk_state *state) if (status < 0) goto error; - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_RESET, 0, NULL, 1, &cmdResult); + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM + | SCU_RAM_COMMAND_CMD_DEMOD_RESET, + 0, NULL, 1, &cmd_result); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -5258,18 +5272,18 @@ error: * \param channel: pointer to channel data. * \return DRXStatus_t. */ -static int QAMSetSymbolrate(struct drxk_state *state) +static int qam_set_symbolrate(struct drxk_state *state) { - u32 adcFrequency = 0; - u32 symbFreq = 0; - u32 iqmRcRate = 0; + u32 adc_frequency = 0; + u32 symb_freq = 0; + u32 iqm_rc_rate = 0; u16 ratesel = 0; - u32 lcSymbRate = 0; + u32 lc_symb_rate = 0; int status; dprintk(1, "\n"); /* Select & calculate correct IQM rate */ - adcFrequency = (state->m_sysClockFreq * 1000) / 3; + adc_frequency = (state->m_sys_clock_freq * 1000) / 3; ratesel = 0; /* printk(KERN_DEBUG "drxk: SR %d\n", state->props.symbol_rate); */ if (state->props.symbol_rate <= 1188750) @@ -5285,38 +5299,38 @@ static int QAMSetSymbolrate(struct drxk_state *state) /* IqmRcRate = ((Fadc / (symbolrate * (4<props.symbol_rate * (1 << ratesel); - if (symbFreq == 0) { + symb_freq = state->props.symbol_rate * (1 << ratesel); + if (symb_freq == 0) { /* Divide by zero */ status = -EINVAL; goto error; } - iqmRcRate = (adcFrequency / symbFreq) * (1 << 21) + - (Frac28a((adcFrequency % symbFreq), symbFreq) >> 7) - + iqm_rc_rate = (adc_frequency / symb_freq) * (1 << 21) + + (Frac28a((adc_frequency % symb_freq), symb_freq) >> 7) - (1 << 23); - status = write32(state, IQM_RC_RATE_OFS_LO__A, iqmRcRate); + status = write32(state, IQM_RC_RATE_OFS_LO__A, iqm_rc_rate); if (status < 0) goto error; - state->m_iqmRcRate = iqmRcRate; + state->m_iqm_rc_rate = iqm_rc_rate; /* - LcSymbFreq = round (.125 * symbolrate / adcFreq * (1<<15)) + LcSymbFreq = round (.125 * symbolrate / adc_freq * (1<<15)) */ - symbFreq = state->props.symbol_rate; - if (adcFrequency == 0) { + symb_freq = state->props.symbol_rate; + if (adc_frequency == 0) { /* Divide by zero */ status = -EINVAL; goto error; } - lcSymbRate = (symbFreq / adcFrequency) * (1 << 12) + - (Frac28a((symbFreq % adcFrequency), adcFrequency) >> + lc_symb_rate = (symb_freq / adc_frequency) * (1 << 12) + + (Frac28a((symb_freq % adc_frequency), adc_frequency) >> 16); - if (lcSymbRate > 511) - lcSymbRate = 511; - status = write16(state, QAM_LC_SYMBOL_FREQ__A, (u16) lcSymbRate); + if (lc_symb_rate > 511) + lc_symb_rate = 511; + status = write16(state, QAM_LC_SYMBOL_FREQ__A, (u16) lc_symb_rate); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -5329,34 +5343,36 @@ error: * \return DRXStatus_t. */ -static int GetQAMLockStatus(struct drxk_state *state, u32 *pLockStatus) +static int get_qam_lock_status(struct drxk_state *state, u32 *p_lock_status) { int status; - u16 Result[2] = { 0, 0 }; + u16 result[2] = { 0, 0 }; dprintk(1, "\n"); - *pLockStatus = NOT_LOCKED; + *p_lock_status = NOT_LOCKED; status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_GET_LOCK, 0, NULL, 2, - Result); + result); if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); - if (Result[1] < SCU_RAM_QAM_LOCKED_LOCKED_DEMOD_LOCKED) { + if (result[1] < SCU_RAM_QAM_LOCKED_LOCKED_DEMOD_LOCKED) { /* 0x0000 NOT LOCKED */ - } else if (Result[1] < SCU_RAM_QAM_LOCKED_LOCKED_LOCKED) { + } else if (result[1] < SCU_RAM_QAM_LOCKED_LOCKED_LOCKED) { /* 0x4000 DEMOD LOCKED */ - *pLockStatus = DEMOD_LOCK; - } else if (Result[1] < SCU_RAM_QAM_LOCKED_LOCKED_NEVER_LOCK) { + *p_lock_status = DEMOD_LOCK; + } else if (result[1] < SCU_RAM_QAM_LOCKED_LOCKED_NEVER_LOCK) { /* 0x8000 DEMOD + FEC LOCKED (system lock) */ - *pLockStatus = MPEG_LOCK; + *p_lock_status = MPEG_LOCK; } else { /* 0xC000 NEVER LOCKED */ /* (system will never be able to lock to the signal) */ - /* TODO: check this, intermediate & standard specific lock states are not - taken into account here */ - *pLockStatus = NEVER_LOCK; + /* + * TODO: check this, intermediate & standard specific lock + * states are not taken into account here + */ + *p_lock_status = NEVER_LOCK; } return status; } @@ -5368,68 +5384,70 @@ static int GetQAMLockStatus(struct drxk_state *state, u32 *pLockStatus) #define QAM_LOCKRANGE__M 0x10 #define QAM_LOCKRANGE_NORMAL 0x10 -static int QAMDemodulatorCommand(struct drxk_state *state, - int numberOfParameters) +static int qam_demodulator_command(struct drxk_state *state, + int number_of_parameters) { int status; - u16 cmdResult; - u16 setParamParameters[4] = { 0, 0, 0, 0 }; + u16 cmd_result; + u16 set_param_parameters[4] = { 0, 0, 0, 0 }; - setParamParameters[0] = state->m_Constellation; /* modulation */ - setParamParameters[1] = DRXK_QAM_I12_J17; /* interleave mode */ + set_param_parameters[0] = state->m_constellation; /* modulation */ + set_param_parameters[1] = DRXK_QAM_I12_J17; /* interleave mode */ - if (numberOfParameters == 2) { - u16 setEnvParameters[1] = { 0 }; + if (number_of_parameters == 2) { + u16 set_env_parameters[1] = { 0 }; - if (state->m_OperationMode == OM_QAM_ITU_C) - setEnvParameters[0] = QAM_TOP_ANNEX_C; + if (state->m_operation_mode == OM_QAM_ITU_C) + set_env_parameters[0] = QAM_TOP_ANNEX_C; else - setEnvParameters[0] = QAM_TOP_ANNEX_A; + set_env_parameters[0] = QAM_TOP_ANNEX_A; status = scu_command(state, - SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_SET_ENV, - 1, setEnvParameters, 1, &cmdResult); + SCU_RAM_COMMAND_STANDARD_QAM + | SCU_RAM_COMMAND_CMD_DEMOD_SET_ENV, + 1, set_env_parameters, 1, &cmd_result); if (status < 0) goto error; status = scu_command(state, - SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_SET_PARAM, - numberOfParameters, setParamParameters, - 1, &cmdResult); - } else if (numberOfParameters == 4) { - if (state->m_OperationMode == OM_QAM_ITU_C) - setParamParameters[2] = QAM_TOP_ANNEX_C; + SCU_RAM_COMMAND_STANDARD_QAM + | SCU_RAM_COMMAND_CMD_DEMOD_SET_PARAM, + number_of_parameters, set_param_parameters, + 1, &cmd_result); + } else if (number_of_parameters == 4) { + if (state->m_operation_mode == OM_QAM_ITU_C) + set_param_parameters[2] = QAM_TOP_ANNEX_C; else - setParamParameters[2] = QAM_TOP_ANNEX_A; + set_param_parameters[2] = QAM_TOP_ANNEX_A; - setParamParameters[3] |= (QAM_MIRROR_AUTO_ON); + set_param_parameters[3] |= (QAM_MIRROR_AUTO_ON); /* Env parameters */ /* check for LOCKRANGE Extented */ - /* setParamParameters[3] |= QAM_LOCKRANGE_NORMAL; */ + /* set_param_parameters[3] |= QAM_LOCKRANGE_NORMAL; */ status = scu_command(state, - SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_SET_PARAM, - numberOfParameters, setParamParameters, - 1, &cmdResult); + SCU_RAM_COMMAND_STANDARD_QAM + | SCU_RAM_COMMAND_CMD_DEMOD_SET_PARAM, + number_of_parameters, set_param_parameters, + 1, &cmd_result); } else { - printk(KERN_WARNING "drxk: Unknown QAM demodulator parameter " - "count %d\n", numberOfParameters); + pr_warn("Unknown QAM demodulator parameter count %d\n", + number_of_parameters); status = -EINVAL; } error: if (status < 0) - printk(KERN_WARNING "drxk: Warning %d on %s\n", - status, __func__); + pr_warn("Warning %d on %s\n", status, __func__); return status; } -static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, - s32 tunerFreqOffset) +static int set_qam(struct drxk_state *state, u16 intermediate_freqk_hz, + s32 tuner_freq_offset) { int status; - u16 cmdResult; - int qamDemodParamCount = state->qam_demod_parameter_count; + u16 cmd_result; + int qam_demod_param_count = state->qam_demod_parameter_count; dprintk(1, "\n"); /* @@ -5444,7 +5462,7 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, status = write16(state, FEC_RS_COMM_EXEC__A, FEC_RS_COMM_EXEC_STOP); if (status < 0) goto error; - status = QAMResetQAM(state); + status = qam_reset_qam(state); if (status < 0) goto error; @@ -5453,27 +5471,27 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, * -set params; resets IQM,QAM,FEC HW; initializes some * SCU variables */ - status = QAMSetSymbolrate(state); + status = qam_set_symbolrate(state); if (status < 0) goto error; /* Set params */ switch (state->props.modulation) { case QAM_256: - state->m_Constellation = DRX_CONSTELLATION_QAM256; + state->m_constellation = DRX_CONSTELLATION_QAM256; break; case QAM_AUTO: case QAM_64: - state->m_Constellation = DRX_CONSTELLATION_QAM64; + state->m_constellation = DRX_CONSTELLATION_QAM64; break; case QAM_16: - state->m_Constellation = DRX_CONSTELLATION_QAM16; + state->m_constellation = DRX_CONSTELLATION_QAM16; break; case QAM_32: - state->m_Constellation = DRX_CONSTELLATION_QAM32; + state->m_constellation = DRX_CONSTELLATION_QAM32; break; case QAM_128: - state->m_Constellation = DRX_CONSTELLATION_QAM128; + state->m_constellation = DRX_CONSTELLATION_QAM128; break; default: status = -EINVAL; @@ -5486,8 +5504,8 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, * the correct command. */ if (state->qam_demod_parameter_count == 4 || !state->qam_demod_parameter_count) { - qamDemodParamCount = 4; - status = QAMDemodulatorCommand(state, qamDemodParamCount); + qam_demod_param_count = 4; + status = qam_demodulator_command(state, qam_demod_param_count); } /* Use the 2-parameter command if it was requested or if we're @@ -5495,27 +5513,27 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, * failed. */ if (state->qam_demod_parameter_count == 2 || (!state->qam_demod_parameter_count && status < 0)) { - qamDemodParamCount = 2; - status = QAMDemodulatorCommand(state, qamDemodParamCount); + qam_demod_param_count = 2; + status = qam_demodulator_command(state, qam_demod_param_count); } if (status < 0) { - dprintk(1, "Could not set demodulator parameters. Make " - "sure qam_demod_parameter_count (%d) is correct for " - "your firmware (%s).\n", + dprintk(1, "Could not set demodulator parameters.\n"); + dprintk(1, + "Make sure qam_demod_parameter_count (%d) is correct for your firmware (%s).\n", state->qam_demod_parameter_count, state->microcode_name); goto error; } else if (!state->qam_demod_parameter_count) { - dprintk(1, "Auto-probing the correct QAM demodulator command " - "parameters was successful - using %d parameters.\n", - qamDemodParamCount); + dprintk(1, + "Auto-probing the QAM command parameters was successful - using %d parameters.\n", + qam_demod_param_count); /* * One of our commands was successful. We don't need to * auto-probe anymore, now that we got the correct command. */ - state->qam_demod_parameter_count = qamDemodParamCount; + state->qam_demod_parameter_count = qam_demod_param_count; } /* @@ -5523,16 +5541,18 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, * signal setup modulation independent registers */ #if 0 - status = SetFrequency(channel, tunerFreqOffset)); + status = set_frequency(channel, tuner_freq_offset)); if (status < 0) goto error; #endif - status = SetFrequencyShifter(state, IntermediateFreqkHz, tunerFreqOffset, true); + status = set_frequency_shifter(state, intermediate_freqk_hz, + tuner_freq_offset, true); if (status < 0) goto error; /* Setup BER measurement */ - status = SetQAMMeasurement(state, state->m_Constellation, state->props.symbol_rate); + status = set_qam_measurement(state, state->m_constellation, + state->props.symbol_rate); if (status < 0) goto error; @@ -5605,7 +5625,8 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, goto error; /* Mirroring, QAM-block starting point not inverted */ - status = write16(state, QAM_SY_SP_INV__A, QAM_SY_SP_INV_SPECTRUM_INV_DIS); + status = write16(state, QAM_SY_SP_INV__A, + QAM_SY_SP_INV_SPECTRUM_INV_DIS); if (status < 0) goto error; @@ -5617,20 +5638,20 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, /* STEP 4: modulation specific setup */ switch (state->props.modulation) { case QAM_16: - status = SetQAM16(state); + status = set_qam16(state); break; case QAM_32: - status = SetQAM32(state); + status = set_qam32(state); break; case QAM_AUTO: case QAM_64: - status = SetQAM64(state); + status = set_qam64(state); break; case QAM_128: - status = SetQAM128(state); + status = set_qam128(state); break; case QAM_256: - status = SetQAM256(state); + status = set_qam256(state); break; default: status = -EINVAL; @@ -5647,12 +5668,12 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, /* Re-configure MPEG output, requires knowledge of channel bitrate */ /* extAttr->currentChannel.modulation = channel->modulation; */ /* extAttr->currentChannel.symbolrate = channel->symbolrate; */ - status = MPEGTSDtoSetup(state, state->m_OperationMode); + status = mpegts_dto_setup(state, state->m_operation_mode); if (status < 0) goto error; - /* Start processes */ - status = MPEGTSStart(state); + /* start processes */ + status = mpegts_start(state); if (status < 0) goto error; status = write16(state, FEC_COMM_EXEC__A, FEC_COMM_EXEC_ACTIVE); @@ -5666,7 +5687,9 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, goto error; /* STEP 5: start QAM demodulator (starts FEC, QAM and IQM HW) */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_START, 0, NULL, 1, &cmdResult); + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM + | SCU_RAM_COMMAND_CMD_DEMOD_START, + 0, NULL, 1, &cmd_result); if (status < 0) goto error; @@ -5675,12 +5698,12 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int SetQAMStandard(struct drxk_state *state, - enum OperationMode oMode) +static int set_qam_standard(struct drxk_state *state, + enum operation_mode o_mode) { int status; #ifdef DRXK_QAM_TAPS @@ -5692,14 +5715,14 @@ static int SetQAMStandard(struct drxk_state *state, dprintk(1, "\n"); /* added antenna switch */ - SwitchAntennaToQAM(state); + switch_antenna_to_qam(state); /* Ensure correct power-up mode */ - status = PowerUpQAM(state); + status = power_up_qam(state); if (status < 0) goto error; /* Reset QAM block */ - status = QAMResetQAM(state); + status = qam_reset_qam(state); if (status < 0) goto error; @@ -5714,15 +5737,24 @@ static int SetQAMStandard(struct drxk_state *state, /* Upload IQM Channel Filter settings by boot loader from ROM table */ - switch (oMode) { + switch (o_mode) { case OM_QAM_ITU_A: - status = BLChainCmd(state, DRXK_BL_ROM_OFFSET_TAPS_ITU_A, DRXK_BLCC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); + status = bl_chain_cmd(state, DRXK_BL_ROM_OFFSET_TAPS_ITU_A, + DRXK_BLCC_NR_ELEMENTS_TAPS, + DRXK_BLC_TIMEOUT); break; case OM_QAM_ITU_C: - status = BLDirectCmd(state, IQM_CF_TAP_RE0__A, DRXK_BL_ROM_OFFSET_TAPS_ITU_C, DRXK_BLDC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); + status = bl_direct_cmd(state, IQM_CF_TAP_RE0__A, + DRXK_BL_ROM_OFFSET_TAPS_ITU_C, + DRXK_BLDC_NR_ELEMENTS_TAPS, + DRXK_BLC_TIMEOUT); if (status < 0) goto error; - status = BLDirectCmd(state, IQM_CF_TAP_IM0__A, DRXK_BL_ROM_OFFSET_TAPS_ITU_C, DRXK_BLDC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); + status = bl_direct_cmd(state, + IQM_CF_TAP_IM0__A, + DRXK_BL_ROM_OFFSET_TAPS_ITU_C, + DRXK_BLDC_NR_ELEMENTS_TAPS, + DRXK_BLC_TIMEOUT); break; default: status = -EINVAL; @@ -5730,13 +5762,14 @@ static int SetQAMStandard(struct drxk_state *state, if (status < 0) goto error; - status = write16(state, IQM_CF_OUT_ENA__A, (1 << IQM_CF_OUT_ENA_QAM__B)); + status = write16(state, IQM_CF_OUT_ENA__A, 1 << IQM_CF_OUT_ENA_QAM__B); if (status < 0) goto error; status = write16(state, IQM_CF_SYMMETRIC__A, 0); if (status < 0) goto error; - status = write16(state, IQM_CF_MIDTAP__A, ((1 << IQM_CF_MIDTAP_RE__B) | (1 << IQM_CF_MIDTAP_IM__B))); + status = write16(state, IQM_CF_MIDTAP__A, + ((1 << IQM_CF_MIDTAP_RE__B) | (1 << IQM_CF_MIDTAP_IM__B))); if (status < 0) goto error; @@ -5793,7 +5826,7 @@ static int SetQAMStandard(struct drxk_state *state, goto error; /* turn on IQMAF. Must be done before setAgc**() */ - status = SetIqmAf(state, true); + status = set_iqm_af(state, true); if (status < 0) goto error; status = write16(state, IQM_AF_START_LOCK__A, 0x01); @@ -5801,7 +5834,7 @@ static int SetQAMStandard(struct drxk_state *state, goto error; /* IQM will not be reset from here, sync ADC and update/init AGC */ - status = ADCSynchronization(state); + status = adc_synchronization(state); if (status < 0) goto error; @@ -5818,18 +5851,18 @@ static int SetQAMStandard(struct drxk_state *state, /* No more resets of the IQM, current standard correctly set => now AGCs can be configured. */ - status = InitAGC(state, true); + status = init_agc(state, true); if (status < 0) goto error; - status = SetPreSaw(state, &(state->m_qamPreSawCfg)); + status = set_pre_saw(state, &(state->m_qam_pre_saw_cfg)); if (status < 0) goto error; /* Configure AGC's */ - status = SetAgcRf(state, &(state->m_qamRfAgcCfg), true); + status = set_agc_rf(state, &(state->m_qam_rf_agc_cfg), true); if (status < 0) goto error; - status = SetAgcIf(state, &(state->m_qamIfAgcCfg), true); + status = set_agc_if(state, &(state->m_qam_if_agc_cfg), true); if (status < 0) goto error; @@ -5837,18 +5870,19 @@ static int SetQAMStandard(struct drxk_state *state, status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int WriteGPIO(struct drxk_state *state) +static int write_gpio(struct drxk_state *state) { int status; u16 value = 0; dprintk(1, "\n"); /* stop lock indicator process */ - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + status = write16(state, SCU_RAM_GPIO__A, + SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); if (status < 0) goto error; @@ -5857,10 +5891,11 @@ static int WriteGPIO(struct drxk_state *state) if (status < 0) goto error; - if (state->m_hasSAWSW) { - if (state->UIO_mask & 0x0001) { /* UIO-1 */ + if (state->m_has_sawsw) { + if (state->uio_mask & 0x0001) { /* UIO-1 */ /* write to io pad configuration register - output mode */ - status = write16(state, SIO_PDR_SMA_TX_CFG__A, state->m_GPIOCfg); + status = write16(state, SIO_PDR_SMA_TX_CFG__A, + state->m_gpio_cfg); if (status < 0) goto error; @@ -5868,7 +5903,7 @@ static int WriteGPIO(struct drxk_state *state) status = read16(state, SIO_PDR_UIO_OUT_LO__A, &value); if (status < 0) goto error; - if ((state->m_GPIO & 0x0001) == 0) + if ((state->m_gpio & 0x0001) == 0) value &= 0x7FFF; /* write zero to 15th bit - 1st UIO */ else value |= 0x8000; /* write one to 15th bit - 1st UIO */ @@ -5877,9 +5912,10 @@ static int WriteGPIO(struct drxk_state *state) if (status < 0) goto error; } - if (state->UIO_mask & 0x0002) { /* UIO-2 */ + if (state->uio_mask & 0x0002) { /* UIO-2 */ /* write to io pad configuration register - output mode */ - status = write16(state, SIO_PDR_SMA_RX_CFG__A, state->m_GPIOCfg); + status = write16(state, SIO_PDR_SMA_RX_CFG__A, + state->m_gpio_cfg); if (status < 0) goto error; @@ -5887,7 +5923,7 @@ static int WriteGPIO(struct drxk_state *state) status = read16(state, SIO_PDR_UIO_OUT_LO__A, &value); if (status < 0) goto error; - if ((state->m_GPIO & 0x0002) == 0) + if ((state->m_gpio & 0x0002) == 0) value &= 0xBFFF; /* write zero to 14th bit - 2st UIO */ else value |= 0x4000; /* write one to 14th bit - 2st UIO */ @@ -5896,9 +5932,10 @@ static int WriteGPIO(struct drxk_state *state) if (status < 0) goto error; } - if (state->UIO_mask & 0x0004) { /* UIO-3 */ + if (state->uio_mask & 0x0004) { /* UIO-3 */ /* write to io pad configuration register - output mode */ - status = write16(state, SIO_PDR_GPIO_CFG__A, state->m_GPIOCfg); + status = write16(state, SIO_PDR_GPIO_CFG__A, + state->m_gpio_cfg); if (status < 0) goto error; @@ -5906,7 +5943,7 @@ static int WriteGPIO(struct drxk_state *state) status = read16(state, SIO_PDR_UIO_OUT_LO__A, &value); if (status < 0) goto error; - if ((state->m_GPIO & 0x0004) == 0) + if ((state->m_gpio & 0x0004) == 0) value &= 0xFFFB; /* write zero to 2nd bit - 3rd UIO */ else value |= 0x0004; /* write one to 2nd bit - 3rd UIO */ @@ -5920,11 +5957,11 @@ static int WriteGPIO(struct drxk_state *state) status = write16(state, SIO_TOP_COMM_KEY__A, 0x0000); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int SwitchAntennaToQAM(struct drxk_state *state) +static int switch_antenna_to_qam(struct drxk_state *state) { int status = 0; bool gpio_state; @@ -5934,22 +5971,22 @@ static int SwitchAntennaToQAM(struct drxk_state *state) if (!state->antenna_gpio) return 0; - gpio_state = state->m_GPIO & state->antenna_gpio; + gpio_state = state->m_gpio & state->antenna_gpio; if (state->antenna_dvbt ^ gpio_state) { /* Antenna is on DVB-T mode. Switch */ if (state->antenna_dvbt) - state->m_GPIO &= ~state->antenna_gpio; + state->m_gpio &= ~state->antenna_gpio; else - state->m_GPIO |= state->antenna_gpio; - status = WriteGPIO(state); + state->m_gpio |= state->antenna_gpio; + status = write_gpio(state); } if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int SwitchAntennaToDVBT(struct drxk_state *state) +static int switch_antenna_to_dvbt(struct drxk_state *state) { int status = 0; bool gpio_state; @@ -5959,23 +5996,23 @@ static int SwitchAntennaToDVBT(struct drxk_state *state) if (!state->antenna_gpio) return 0; - gpio_state = state->m_GPIO & state->antenna_gpio; + gpio_state = state->m_gpio & state->antenna_gpio; if (!(state->antenna_dvbt ^ gpio_state)) { /* Antenna is on DVB-C mode. Switch */ if (state->antenna_dvbt) - state->m_GPIO |= state->antenna_gpio; + state->m_gpio |= state->antenna_gpio; else - state->m_GPIO &= ~state->antenna_gpio; - status = WriteGPIO(state); + state->m_gpio &= ~state->antenna_gpio; + status = write_gpio(state); } if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } -static int PowerDownDevice(struct drxk_state *state) +static int power_down_device(struct drxk_state *state) { /* Power down to requested mode */ /* Backup some register settings */ @@ -5986,28 +6023,29 @@ static int PowerDownDevice(struct drxk_state *state) int status; dprintk(1, "\n"); - if (state->m_bPDownOpenBridge) { + if (state->m_b_p_down_open_bridge) { /* Open I2C bridge before power down of DRXK */ status = ConfigureI2CBridge(state, true); if (status < 0) goto error; } /* driver 0.9.0 */ - status = DVBTEnableOFDMTokenRing(state, false); + status = dvbt_enable_ofdm_token_ring(state, false); if (status < 0) goto error; - status = write16(state, SIO_CC_PWD_MODE__A, SIO_CC_PWD_MODE_LEVEL_CLOCK); + status = write16(state, SIO_CC_PWD_MODE__A, + SIO_CC_PWD_MODE_LEVEL_CLOCK); if (status < 0) goto error; status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); if (status < 0) goto error; - state->m_HICfgCtrl |= SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; - status = HI_CfgCommand(state); + state->m_hi_cfg_ctrl |= SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; + status = hi_cfg_command(state); error: if (status < 0) - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); return status; } @@ -6015,50 +6053,56 @@ error: static int init_drxk(struct drxk_state *state) { int status = 0, n = 0; - enum DRXPowerMode powerMode = DRXK_POWER_DOWN_OFDM; - u16 driverVersion; + enum drx_power_mode power_mode = DRXK_POWER_DOWN_OFDM; + u16 driver_version; dprintk(1, "\n"); - if ((state->m_DrxkState == DRXK_UNINITIALIZED)) { + if ((state->m_drxk_state == DRXK_UNINITIALIZED)) { drxk_i2c_lock(state); - status = PowerUpDevice(state); + status = power_up_device(state); if (status < 0) goto error; - status = DRXX_Open(state); + status = drxx_open(state); if (status < 0) goto error; /* Soft reset of OFDM-, sys- and osc-clockdomain */ - status = write16(state, SIO_CC_SOFT_RST__A, SIO_CC_SOFT_RST_OFDM__M | SIO_CC_SOFT_RST_SYS__M | SIO_CC_SOFT_RST_OSC__M); + status = write16(state, SIO_CC_SOFT_RST__A, + SIO_CC_SOFT_RST_OFDM__M + | SIO_CC_SOFT_RST_SYS__M + | SIO_CC_SOFT_RST_OSC__M); if (status < 0) goto error; status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); if (status < 0) goto error; - /* TODO is this needed, if yes how much delay in worst case scenario */ - msleep(1); - state->m_DRXK_A3_PATCH_CODE = true; - status = GetDeviceCapabilities(state); + /* + * TODO is this needed? If yes, how much delay in + * worst case scenario + */ + usleep_range(1000, 2000); + state->m_drxk_a3_patch_code = true; + status = get_device_capabilities(state); if (status < 0) goto error; /* Bridge delay, uses oscilator clock */ /* Delay = (delay (nano seconds) * oscclk (kHz))/ 1000 */ /* SDA brdige delay */ - state->m_HICfgBridgeDelay = - (u16) ((state->m_oscClockFreq / 1000) * + state->m_hi_cfg_bridge_delay = + (u16) ((state->m_osc_clock_freq / 1000) * HI_I2C_BRIDGE_DELAY) / 1000; /* Clipping */ - if (state->m_HICfgBridgeDelay > + if (state->m_hi_cfg_bridge_delay > SIO_HI_RA_RAM_PAR_3_CFG_DBL_SDA__M) { - state->m_HICfgBridgeDelay = + state->m_hi_cfg_bridge_delay = SIO_HI_RA_RAM_PAR_3_CFG_DBL_SDA__M; } /* SCL bridge delay, same as SDA for now */ - state->m_HICfgBridgeDelay += - state->m_HICfgBridgeDelay << + state->m_hi_cfg_bridge_delay += + state->m_hi_cfg_bridge_delay << SIO_HI_RA_RAM_PAR_3_CFG_DBL_SCL__B; - status = InitHI(state); + status = init_hi(state); if (status < 0) goto error; /* disable various processes */ @@ -6067,13 +6111,14 @@ static int init_drxk(struct drxk_state *state) && !(state->m_DRXK_A2_ROM_CODE)) #endif { - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + status = write16(state, SCU_RAM_GPIO__A, + SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); if (status < 0) goto error; } /* disable MPEG port */ - status = MPEGTSDisable(state); + status = mpegts_disable(state); if (status < 0) goto error; @@ -6086,27 +6131,30 @@ static int init_drxk(struct drxk_state *state) goto error; /* enable token-ring bus through OFDM block for possible ucode upload */ - status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, SIO_OFDM_SH_OFDM_RING_ENABLE_ON); + status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, + SIO_OFDM_SH_OFDM_RING_ENABLE_ON); if (status < 0) goto error; /* include boot loader section */ - status = write16(state, SIO_BL_COMM_EXEC__A, SIO_BL_COMM_EXEC_ACTIVE); + status = write16(state, SIO_BL_COMM_EXEC__A, + SIO_BL_COMM_EXEC_ACTIVE); if (status < 0) goto error; - status = BLChainCmd(state, 0, 6, 100); + status = bl_chain_cmd(state, 0, 6, 100); if (status < 0) goto error; if (state->fw) { - status = DownloadMicrocode(state, state->fw->data, + status = download_microcode(state, state->fw->data, state->fw->size); if (status < 0) goto error; } /* disable token-ring bus through OFDM block for possible ucode upload */ - status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, SIO_OFDM_SH_OFDM_RING_ENABLE_OFF); + status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, + SIO_OFDM_SH_OFDM_RING_ENABLE_OFF); if (status < 0) goto error; @@ -6114,14 +6162,14 @@ static int init_drxk(struct drxk_state *state) status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); if (status < 0) goto error; - status = DRXX_Open(state); + status = drxx_open(state); if (status < 0) goto error; /* added for test */ msleep(30); - powerMode = DRXK_POWER_DOWN_OFDM; - status = CtrlPowerMode(state, &powerMode); + power_mode = DRXK_POWER_DOWN_OFDM; + status = ctrl_power_mode(state, &power_mode); if (status < 0) goto error; @@ -6131,33 +6179,38 @@ static int init_drxk(struct drxk_state *state) Not using SCU command interface for SCU register access since no microcode may be present. */ - driverVersion = + driver_version = (((DRXK_VERSION_MAJOR / 100) % 10) << 12) + (((DRXK_VERSION_MAJOR / 10) % 10) << 8) + ((DRXK_VERSION_MAJOR % 10) << 4) + (DRXK_VERSION_MINOR % 10); - status = write16(state, SCU_RAM_DRIVER_VER_HI__A, driverVersion); + status = write16(state, SCU_RAM_DRIVER_VER_HI__A, + driver_version); if (status < 0) goto error; - driverVersion = + driver_version = (((DRXK_VERSION_PATCH / 1000) % 10) << 12) + (((DRXK_VERSION_PATCH / 100) % 10) << 8) + (((DRXK_VERSION_PATCH / 10) % 10) << 4) + (DRXK_VERSION_PATCH % 10); - status = write16(state, SCU_RAM_DRIVER_VER_LO__A, driverVersion); + status = write16(state, SCU_RAM_DRIVER_VER_LO__A, + driver_version); if (status < 0) goto error; - printk(KERN_INFO "DRXK driver version %d.%d.%d\n", + pr_info("DRXK driver version %d.%d.%d\n", DRXK_VERSION_MAJOR, DRXK_VERSION_MINOR, DRXK_VERSION_PATCH); - /* Dirty fix of default values for ROM/PATCH microcode - Dirty because this fix makes it impossible to setup suitable values - before calling DRX_Open. This solution requires changes to RF AGC speed - to be done via the CTRL function after calling DRX_Open */ + /* + * Dirty fix of default values for ROM/PATCH microcode + * Dirty because this fix makes it impossible to setup + * suitable values before calling DRX_Open. This solution + * requires changes to RF AGC speed to be done via the CTRL + * function after calling DRX_Open + */ - /* m_dvbtRfAgcCfg.speed = 3; */ + /* m_dvbt_rf_agc_cfg.speed = 3; */ /* Reset driver debug flags to 0 */ status = write16(state, SCU_RAM_DRIVER_DEBUG__A, 0); @@ -6170,42 +6223,42 @@ static int init_drxk(struct drxk_state *state) if (status < 0) goto error; /* MPEGTS functions are still the same */ - status = MPEGTSDtoInit(state); + status = mpegts_dto_init(state); if (status < 0) goto error; - status = MPEGTSStop(state); + status = mpegts_stop(state); if (status < 0) goto error; - status = MPEGTSConfigurePolarity(state); + status = mpegts_configure_polarity(state); if (status < 0) goto error; - status = MPEGTSConfigurePins(state, state->m_enableMPEGOutput); + status = mpegts_configure_pins(state, state->m_enable_mpeg_output); if (status < 0) goto error; /* added: configure GPIO */ - status = WriteGPIO(state); + status = write_gpio(state); if (status < 0) goto error; - state->m_DrxkState = DRXK_STOPPED; + state->m_drxk_state = DRXK_STOPPED; - if (state->m_bPowerDown) { - status = PowerDownDevice(state); + if (state->m_b_power_down) { + status = power_down_device(state); if (status < 0) goto error; - state->m_DrxkState = DRXK_POWERED_DOWN; + state->m_drxk_state = DRXK_POWERED_DOWN; } else - state->m_DrxkState = DRXK_STOPPED; + state->m_drxk_state = DRXK_STOPPED; /* Initialize the supported delivery systems */ n = 0; - if (state->m_hasDVBC) { + if (state->m_has_dvbc) { state->frontend.ops.delsys[n++] = SYS_DVBC_ANNEX_A; state->frontend.ops.delsys[n++] = SYS_DVBC_ANNEX_C; strlcat(state->frontend.ops.info.name, " DVB-C", sizeof(state->frontend.ops.info.name)); } - if (state->m_hasDVBT) { + if (state->m_has_dvbt) { state->frontend.ops.delsys[n++] = SYS_DVBT; strlcat(state->frontend.ops.info.name, " DVB-T", sizeof(state->frontend.ops.info.name)); @@ -6214,9 +6267,9 @@ static int init_drxk(struct drxk_state *state) } error: if (status < 0) { - state->m_DrxkState = DRXK_NO_DEV; + state->m_drxk_state = DRXK_NO_DEV; drxk_i2c_unlock(state); - printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + pr_err("Error %d on %s\n", status, __func__); } return status; @@ -6229,11 +6282,9 @@ static void load_firmware_cb(const struct firmware *fw, dprintk(1, ": %s\n", fw ? "firmware loaded" : "firmware not loaded"); if (!fw) { - printk(KERN_ERR - "drxk: Could not load firmware file %s.\n", + pr_err("Could not load firmware file %s.\n", state->microcode_name); - printk(KERN_INFO - "drxk: Copy %s to your hotplug directory!\n", + pr_info("Copy %s to your hotplug directory!\n", state->microcode_name); state->microcode_name = NULL; @@ -6270,12 +6321,12 @@ static int drxk_sleep(struct dvb_frontend *fe) dprintk(1, "\n"); - if (state->m_DrxkState == DRXK_NO_DEV) + if (state->m_drxk_state == DRXK_NO_DEV) return -ENODEV; - if (state->m_DrxkState == DRXK_UNINITIALIZED) + if (state->m_drxk_state == DRXK_UNINITIALIZED) return 0; - ShutDown(state); + shut_down(state); return 0; } @@ -6285,7 +6336,7 @@ static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) dprintk(1, ": %s\n", enable ? "enable" : "disable"); - if (state->m_DrxkState == DRXK_NO_DEV) + if (state->m_drxk_state == DRXK_NO_DEV) return -ENODEV; return ConfigureI2CBridge(state, enable ? true : false); @@ -6300,15 +6351,14 @@ static int drxk_set_parameters(struct dvb_frontend *fe) dprintk(1, "\n"); - if (state->m_DrxkState == DRXK_NO_DEV) + if (state->m_drxk_state == DRXK_NO_DEV) return -ENODEV; - if (state->m_DrxkState == DRXK_UNINITIALIZED) + if (state->m_drxk_state == DRXK_UNINITIALIZED) return -EAGAIN; if (!fe->ops.tuner_ops.get_if_frequency) { - printk(KERN_ERR - "drxk: Error: get_if_frequency() not defined at tuner. Can't work without it!\n"); + pr_err("Error: get_if_frequency() not defined at tuner. Can't work without it!\n"); return -EINVAL; } @@ -6323,22 +6373,23 @@ static int drxk_set_parameters(struct dvb_frontend *fe) state->props = *p; if (old_delsys != delsys) { - ShutDown(state); + shut_down(state); switch (delsys) { case SYS_DVBC_ANNEX_A: case SYS_DVBC_ANNEX_C: - if (!state->m_hasDVBC) + if (!state->m_has_dvbc) return -EINVAL; - state->m_itut_annex_c = (delsys == SYS_DVBC_ANNEX_C) ? true : false; + state->m_itut_annex_c = (delsys == SYS_DVBC_ANNEX_C) ? + true : false; if (state->m_itut_annex_c) - SetOperationMode(state, OM_QAM_ITU_C); + setoperation_mode(state, OM_QAM_ITU_C); else - SetOperationMode(state, OM_QAM_ITU_A); + setoperation_mode(state, OM_QAM_ITU_A); break; case SYS_DVBT: - if (!state->m_hasDVBT) + if (!state->m_has_dvbt) return -EINVAL; - SetOperationMode(state, OM_DVBT); + setoperation_mode(state, OM_DVBT); break; default: return -EINVAL; @@ -6346,7 +6397,7 @@ static int drxk_set_parameters(struct dvb_frontend *fe) } fe->ops.tuner_ops.get_if_frequency(fe, &IF); - Start(state, 0, IF); + start(state, 0, IF); /* After set_frontend, stats aren't avaliable */ p->strength.stat[0].scale = FE_SCALE_RELATIVE; @@ -6366,31 +6417,31 @@ static int drxk_set_parameters(struct dvb_frontend *fe) static int get_strength(struct drxk_state *state, u64 *strength) { int status; - struct SCfgAgc rfAgc, ifAgc; - u32 totalGain = 0; + struct s_cfg_agc rf_agc, if_agc; + u32 total_gain = 0; u32 atten = 0; - u32 agcRange = 0; + u32 agc_range = 0; u16 scu_lvl = 0; u16 scu_coc = 0; /* FIXME: those are part of the tuner presets */ - u16 tunerRfGain = 50; /* Default value on az6007 driver */ - u16 tunerIfGain = 40; /* Default value on az6007 driver */ + u16 tuner_rf_gain = 50; /* Default value on az6007 driver */ + u16 tuner_if_gain = 40; /* Default value on az6007 driver */ *strength = 0; - if (IsDVBT(state)) { - rfAgc = state->m_dvbtRfAgcCfg; - ifAgc = state->m_dvbtIfAgcCfg; - } else if (IsQAM(state)) { - rfAgc = state->m_qamRfAgcCfg; - ifAgc = state->m_qamIfAgcCfg; + if (is_dvbt(state)) { + rf_agc = state->m_dvbt_rf_agc_cfg; + if_agc = state->m_dvbt_if_agc_cfg; + } else if (is_qam(state)) { + rf_agc = state->m_qam_rf_agc_cfg; + if_agc = state->m_qam_if_agc_cfg; } else { - rfAgc = state->m_atvRfAgcCfg; - ifAgc = state->m_atvIfAgcCfg; + rf_agc = state->m_atv_rf_agc_cfg; + if_agc = state->m_atv_if_agc_cfg; } - if (rfAgc.ctrlMode == DRXK_AGC_CTRL_AUTO) { - /* SCU outputLevel */ + if (rf_agc.ctrl_mode == DRXK_AGC_CTRL_AUTO) { + /* SCU output_level */ status = read16(state, SCU_RAM_AGC_RF_IACCU_HI__A, &scu_lvl); if (status < 0) return status; @@ -6401,54 +6452,54 @@ static int get_strength(struct drxk_state *state, u64 *strength) return status; if (((u32) scu_lvl + (u32) scu_coc) < 0xffff) - rfAgc.outputLevel = scu_lvl + scu_coc; + rf_agc.output_level = scu_lvl + scu_coc; else - rfAgc.outputLevel = 0xffff; + rf_agc.output_level = 0xffff; /* Take RF gain into account */ - totalGain += tunerRfGain; + total_gain += tuner_rf_gain; /* clip output value */ - if (rfAgc.outputLevel < rfAgc.minOutputLevel) - rfAgc.outputLevel = rfAgc.minOutputLevel; - if (rfAgc.outputLevel > rfAgc.maxOutputLevel) - rfAgc.outputLevel = rfAgc.maxOutputLevel; + if (rf_agc.output_level < rf_agc.min_output_level) + rf_agc.output_level = rf_agc.min_output_level; + if (rf_agc.output_level > rf_agc.max_output_level) + rf_agc.output_level = rf_agc.max_output_level; - agcRange = (u32) (rfAgc.maxOutputLevel - rfAgc.minOutputLevel); - if (agcRange > 0) { + agc_range = (u32) (rf_agc.max_output_level - rf_agc.min_output_level); + if (agc_range > 0) { atten += 100UL * - ((u32)(tunerRfGain)) * - ((u32)(rfAgc.outputLevel - rfAgc.minOutputLevel)) - / agcRange; + ((u32)(tuner_rf_gain)) * + ((u32)(rf_agc.output_level - rf_agc.min_output_level)) + / agc_range; } } - if (ifAgc.ctrlMode == DRXK_AGC_CTRL_AUTO) { + if (if_agc.ctrl_mode == DRXK_AGC_CTRL_AUTO) { status = read16(state, SCU_RAM_AGC_IF_IACCU_HI__A, - &ifAgc.outputLevel); + &if_agc.output_level); if (status < 0) return status; status = read16(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A, - &ifAgc.top); + &if_agc.top); if (status < 0) return status; /* Take IF gain into account */ - totalGain += (u32) tunerIfGain; + total_gain += (u32) tuner_if_gain; /* clip output value */ - if (ifAgc.outputLevel < ifAgc.minOutputLevel) - ifAgc.outputLevel = ifAgc.minOutputLevel; - if (ifAgc.outputLevel > ifAgc.maxOutputLevel) - ifAgc.outputLevel = ifAgc.maxOutputLevel; + if (if_agc.output_level < if_agc.min_output_level) + if_agc.output_level = if_agc.min_output_level; + if (if_agc.output_level > if_agc.max_output_level) + if_agc.output_level = if_agc.max_output_level; - agcRange = (u32) (ifAgc.maxOutputLevel - ifAgc.minOutputLevel); - if (agcRange > 0) { + agc_range = (u32)(if_agc.max_output_level - if_agc.min_output_level); + if (agc_range > 0) { atten += 100UL * - ((u32)(tunerIfGain)) * - ((u32)(ifAgc.outputLevel - ifAgc.minOutputLevel)) - / agcRange; + ((u32)(tuner_if_gain)) * + ((u32)(if_agc.output_level - if_agc.min_output_level)) + / agc_range; } } @@ -6456,8 +6507,8 @@ static int get_strength(struct drxk_state *state, u64 *strength) * Convert to 0..65535 scale. * If it can't be measured (AGC is disabled), just show 100%. */ - if (totalGain > 0) - *strength = (65535UL * atten / totalGain / 100); + if (total_gain > 0) + *strength = (65535UL * atten / total_gain / 100); else *strength = 65535; @@ -6480,14 +6531,14 @@ static int drxk_get_stats(struct dvb_frontend *fe) u32 pkt_error_count; s32 cnr; - if (state->m_DrxkState == DRXK_NO_DEV) + if (state->m_drxk_state == DRXK_NO_DEV) return -ENODEV; - if (state->m_DrxkState == DRXK_UNINITIALIZED) + if (state->m_drxk_state == DRXK_UNINITIALIZED) return -EAGAIN; /* get status */ state->fe_status = 0; - GetLockStatus(state, &stat); + get_lock_status(state, &stat); if (stat == MPEG_LOCK) state->fe_status |= 0x1f; if (stat == FEC_LOCK) @@ -6503,7 +6554,7 @@ static int drxk_get_stats(struct dvb_frontend *fe) if (stat >= DEMOD_LOCK) { - GetSignalToNoise(state, &cnr); + get_signal_to_noise(state, &cnr); c->cnr.stat[0].svalue = cnr * 100; c->cnr.stat[0].scale = FE_SCALE_DECIBEL; } else { @@ -6524,9 +6575,11 @@ static int drxk_get_stats(struct dvb_frontend *fe) /* BER measurement is valid if at least FEC lock is achieved */ - /* OFDM_EC_VD_REQ_SMB_CNT__A and/or OFDM_EC_VD_REQ_BIT_CNT can be written - to set nr of symbols or bits over which - to measure EC_VD_REG_ERR_BIT_CNT__A . See CtrlSetCfg(). */ + /* + * OFDM_EC_VD_REQ_SMB_CNT__A and/or OFDM_EC_VD_REQ_BIT_CNT can be + * written to set nr of symbols or bits over which to measure + * EC_VD_REG_ERR_BIT_CNT__A . See CtrlSetCfg(). + */ /* Read registers for post/preViterbi BER calculation */ status = read16(state, OFDM_EC_VD_ERR_BIT_CNT__A, ®16); @@ -6610,9 +6663,9 @@ static int drxk_read_signal_strength(struct dvb_frontend *fe, dprintk(1, "\n"); - if (state->m_DrxkState == DRXK_NO_DEV) + if (state->m_drxk_state == DRXK_NO_DEV) return -ENODEV; - if (state->m_DrxkState == DRXK_UNINITIALIZED) + if (state->m_drxk_state == DRXK_UNINITIALIZED) return -EAGAIN; *strength = c->strength.stat[0].uvalue; @@ -6626,12 +6679,12 @@ static int drxk_read_snr(struct dvb_frontend *fe, u16 *snr) dprintk(1, "\n"); - if (state->m_DrxkState == DRXK_NO_DEV) + if (state->m_drxk_state == DRXK_NO_DEV) return -ENODEV; - if (state->m_DrxkState == DRXK_UNINITIALIZED) + if (state->m_drxk_state == DRXK_UNINITIALIZED) return -EAGAIN; - GetSignalToNoise(state, &snr2); + get_signal_to_noise(state, &snr2); /* No negative SNR, clip to zero */ if (snr2 < 0) @@ -6647,27 +6700,27 @@ static int drxk_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) dprintk(1, "\n"); - if (state->m_DrxkState == DRXK_NO_DEV) + if (state->m_drxk_state == DRXK_NO_DEV) return -ENODEV; - if (state->m_DrxkState == DRXK_UNINITIALIZED) + if (state->m_drxk_state == DRXK_UNINITIALIZED) return -EAGAIN; - DVBTQAMGetAccPktErr(state, &err); + dvbtqam_get_acc_pkt_err(state, &err); *ucblocks = (u32) err; return 0; } -static int drxk_get_tune_settings(struct dvb_frontend *fe, struct dvb_frontend_tune_settings - *sets) +static int drxk_get_tune_settings(struct dvb_frontend *fe, + struct dvb_frontend_tune_settings *sets) { struct drxk_state *state = fe->demodulator_priv; struct dtv_frontend_properties *p = &fe->dtv_property_cache; dprintk(1, "\n"); - if (state->m_DrxkState == DRXK_NO_DEV) + if (state->m_drxk_state == DRXK_NO_DEV) return -ENODEV; - if (state->m_DrxkState == DRXK_UNINITIALIZED) + if (state->m_drxk_state == DRXK_UNINITIALIZED) return -EAGAIN; switch (p->delivery_system) { @@ -6737,36 +6790,36 @@ struct dvb_frontend *drxk_attach(const struct drxk_config *config, state->no_i2c_bridge = config->no_i2c_bridge; state->antenna_gpio = config->antenna_gpio; state->antenna_dvbt = config->antenna_dvbt; - state->m_ChunkSize = config->chunk_size; + state->m_chunk_size = config->chunk_size; state->enable_merr_cfg = config->enable_merr_cfg; if (config->dynamic_clk) { - state->m_DVBTStaticCLK = 0; - state->m_DVBCStaticCLK = 0; + state->m_dvbt_static_clk = 0; + state->m_dvbc_static_clk = 0; } else { - state->m_DVBTStaticCLK = 1; - state->m_DVBCStaticCLK = 1; + state->m_dvbt_static_clk = 1; + state->m_dvbc_static_clk = 1; } if (config->mpeg_out_clk_strength) - state->m_TSClockkStrength = config->mpeg_out_clk_strength & 0x07; + state->m_ts_clockk_strength = config->mpeg_out_clk_strength & 0x07; else - state->m_TSClockkStrength = 0x06; + state->m_ts_clockk_strength = 0x06; if (config->parallel_ts) - state->m_enableParallel = true; + state->m_enable_parallel = true; else - state->m_enableParallel = false; + state->m_enable_parallel = false; /* NOTE: as more UIO bits will be used, add them to the mask */ - state->UIO_mask = config->antenna_gpio; + state->uio_mask = config->antenna_gpio; /* Default gpio to DVB-C */ if (!state->antenna_dvbt && state->antenna_gpio) - state->m_GPIO |= state->antenna_gpio; + state->m_gpio |= state->antenna_gpio; else - state->m_GPIO &= ~state->antenna_gpio; + state->m_gpio &= ~state->antenna_gpio; mutex_init(&state->mutex); @@ -6792,8 +6845,7 @@ struct dvb_frontend *drxk_attach(const struct drxk_config *config, GFP_KERNEL, state, load_firmware_cb); if (status < 0) { - printk(KERN_ERR - "drxk: failed to request a firmware\n"); + pr_err("failed to request a firmware\n"); return NULL; } } @@ -6821,11 +6873,11 @@ struct dvb_frontend *drxk_attach(const struct drxk_config *config, p->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; p->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; - printk(KERN_INFO "drxk: frontend initialized.\n"); + pr_info("frontend initialized.\n"); return &state->frontend; error: - printk(KERN_ERR "drxk: not found\n"); + pr_err("not found\n"); kfree(state); return NULL; } diff --git a/drivers/media/dvb-frontends/drxk_hard.h b/drivers/media/dvb-frontends/drxk_hard.h index b8424f1..bae9c71 100644 --- a/drivers/media/dvb-frontends/drxk_hard.h +++ b/drivers/media/dvb-frontends/drxk_hard.h @@ -46,7 +46,7 @@ #define IQM_RC_ADJ_SEL_B_QAM 0x1 #define IQM_RC_ADJ_SEL_B_VSB 0x2 -enum OperationMode { +enum operation_mode { OM_NONE, OM_QAM_ITU_A, OM_QAM_ITU_B, @@ -54,7 +54,7 @@ enum OperationMode { OM_DVBT }; -enum DRXPowerMode { +enum drx_power_mode { DRX_POWER_UP = 0, DRX_POWER_MODE_1, DRX_POWER_MODE_2, @@ -77,24 +77,29 @@ enum DRXPowerMode { }; -/** /brief Intermediate power mode for DRXK, power down OFDM clock domain */ +/* Intermediate power mode for DRXK, power down OFDM clock domain */ #ifndef DRXK_POWER_DOWN_OFDM #define DRXK_POWER_DOWN_OFDM DRX_POWER_MODE_1 #endif -/** /brief Intermediate power mode for DRXK, power down core (sysclk) */ +/* Intermediate power mode for DRXK, power down core (sysclk) */ #ifndef DRXK_POWER_DOWN_CORE #define DRXK_POWER_DOWN_CORE DRX_POWER_MODE_9 #endif -/** /brief Intermediate power mode for DRXK, power down pll (only osc runs) */ +/* Intermediate power mode for DRXK, power down pll (only osc runs) */ #ifndef DRXK_POWER_DOWN_PLL #define DRXK_POWER_DOWN_PLL DRX_POWER_MODE_10 #endif -enum AGC_CTRL_MODE { DRXK_AGC_CTRL_AUTO = 0, DRXK_AGC_CTRL_USER, DRXK_AGC_CTRL_OFF }; -enum EDrxkState { +enum agc_ctrl_mode { + DRXK_AGC_CTRL_AUTO = 0, + DRXK_AGC_CTRL_USER, + DRXK_AGC_CTRL_OFF +}; + +enum e_drxk_state { DRXK_UNINITIALIZED = 0, DRXK_STOPPED, DRXK_DTV_STARTED, @@ -103,7 +108,7 @@ enum EDrxkState { DRXK_NO_DEV /* If drxk init failed */ }; -enum EDrxkCoefArrayIndex { +enum e_drxk_coef_array_index { DRXK_COEF_IDX_MN = 0, DRXK_COEF_IDX_FM , DRXK_COEF_IDX_L , @@ -113,13 +118,13 @@ enum EDrxkCoefArrayIndex { DRXK_COEF_IDX_I , DRXK_COEF_IDX_MAX }; -enum EDrxkSifAttenuation { +enum e_drxk_sif_attenuation { DRXK_SIF_ATTENUATION_0DB, DRXK_SIF_ATTENUATION_3DB, DRXK_SIF_ATTENUATION_6DB, DRXK_SIF_ATTENUATION_9DB }; -enum EDrxkConstellation { +enum e_drxk_constellation { DRX_CONSTELLATION_BPSK = 0, DRX_CONSTELLATION_QPSK, DRX_CONSTELLATION_PSK8, @@ -133,7 +138,7 @@ enum EDrxkConstellation { DRX_CONSTELLATION_UNKNOWN = DRX_UNKNOWN, DRX_CONSTELLATION_AUTO = DRX_AUTO }; -enum EDrxkInterleaveMode { +enum e_drxk_interleave_mode { DRXK_QAM_I12_J17 = 16, DRXK_QAM_I_UNKNOWN = DRX_UNKNOWN }; @@ -144,14 +149,14 @@ enum { DRXK_SPIN_UNKNOWN }; -enum DRXKCfgDvbtSqiSpeed { +enum drxk_cfg_dvbt_sqi_speed { DRXK_DVBT_SQI_SPEED_FAST = 0, DRXK_DVBT_SQI_SPEED_MEDIUM, DRXK_DVBT_SQI_SPEED_SLOW, DRXK_DVBT_SQI_SPEED_UNKNOWN = DRX_UNKNOWN } ; -enum DRXFftmode_t { +enum drx_fftmode_t { DRX_FFTMODE_2K = 0, DRX_FFTMODE_4K, DRX_FFTMODE_8K, @@ -159,47 +164,47 @@ enum DRXFftmode_t { DRX_FFTMODE_AUTO = DRX_AUTO }; -enum DRXMPEGStrWidth_t { +enum drxmpeg_str_width_t { DRX_MPEG_STR_WIDTH_1, DRX_MPEG_STR_WIDTH_8 }; -enum DRXQamLockRange_t { +enum drx_qam_lock_range_t { DRX_QAM_LOCKRANGE_NORMAL, DRX_QAM_LOCKRANGE_EXTENDED }; -struct DRXKCfgDvbtEchoThres_t { +struct drxk_cfg_dvbt_echo_thres_t { u16 threshold; - enum DRXFftmode_t fftMode; + enum drx_fftmode_t fft_mode; } ; -struct SCfgAgc { - enum AGC_CTRL_MODE ctrlMode; /* off, user, auto */ - u16 outputLevel; /* range dependent on AGC */ - u16 minOutputLevel; /* range dependent on AGC */ - u16 maxOutputLevel; /* range dependent on AGC */ +struct s_cfg_agc { + enum agc_ctrl_mode ctrl_mode; /* off, user, auto */ + u16 output_level; /* range dependent on AGC */ + u16 min_output_level; /* range dependent on AGC */ + u16 max_output_level; /* range dependent on AGC */ u16 speed; /* range dependent on AGC */ u16 top; /* rf-agc take over point */ - u16 cutOffCurrent; /* rf-agc is accelerated if output current + u16 cut_off_current; /* rf-agc is accelerated if output current is below cut-off current */ - u16 IngainTgtMax; - u16 FastClipCtrlDelay; + u16 ingain_tgt_max; + u16 fast_clip_ctrl_delay; }; -struct SCfgPreSaw { +struct s_cfg_pre_saw { u16 reference; /* pre SAW reference value, range 0 .. 31 */ - bool usePreSaw; /* TRUE algorithms must use pre SAW sense */ + bool use_pre_saw; /* TRUE algorithms must use pre SAW sense */ }; -struct DRXKOfdmScCmd_t { - u16 cmd; /**< Command number */ - u16 subcmd; /**< Sub-command parameter*/ - u16 param0; /**< General purpous param */ - u16 param1; /**< General purpous param */ - u16 param2; /**< General purpous param */ - u16 param3; /**< General purpous param */ - u16 param4; /**< General purpous param */ +struct drxk_ofdm_sc_cmd_t { + u16 cmd; /* Command number */ + u16 subcmd; /* Sub-command parameter*/ + u16 param0; /* General purpous param */ + u16 param1; /* General purpous param */ + u16 param2; /* General purpous param */ + u16 param3; /* General purpous param */ + u16 param4; /* General purpous param */ }; struct drxk_state { @@ -213,121 +218,121 @@ struct drxk_state { struct mutex mutex; - u32 m_Instance; /**< Channel 1,2,3 or 4 */ - - int m_ChunkSize; - u8 Chunk[256]; - - bool m_hasLNA; - bool m_hasDVBT; - bool m_hasDVBC; - bool m_hasAudio; - bool m_hasATV; - bool m_hasOOB; - bool m_hasSAWSW; /**< TRUE if mat_tx is available */ - bool m_hasGPIO1; /**< TRUE if mat_rx is available */ - bool m_hasGPIO2; /**< TRUE if GPIO is available */ - bool m_hasIRQN; /**< TRUE if IRQN is available */ - u16 m_oscClockFreq; - u16 m_HICfgTimingDiv; - u16 m_HICfgBridgeDelay; - u16 m_HICfgWakeUpKey; - u16 m_HICfgTimeout; - u16 m_HICfgCtrl; - s32 m_sysClockFreq; /**< system clock frequency in kHz */ - - enum EDrxkState m_DrxkState; /**< State of Drxk (init,stopped,started) */ - enum OperationMode m_OperationMode; /**< digital standards */ - struct SCfgAgc m_vsbRfAgcCfg; /**< settings for VSB RF-AGC */ - struct SCfgAgc m_vsbIfAgcCfg; /**< settings for VSB IF-AGC */ - u16 m_vsbPgaCfg; /**< settings for VSB PGA */ - struct SCfgPreSaw m_vsbPreSawCfg; /**< settings for pre SAW sense */ - s32 m_Quality83percent; /**< MER level (*0.1 dB) for 83% quality indication */ - s32 m_Quality93percent; /**< MER level (*0.1 dB) for 93% quality indication */ - bool m_smartAntInverted; - bool m_bDebugEnableBridge; - bool m_bPDownOpenBridge; /**< only open DRXK bridge before power-down once it has been accessed */ - bool m_bPowerDown; /**< Power down when not used */ - - u32 m_IqmFsRateOfs; /**< frequency shift as written to DRXK register (28bit fixpoint) */ - - bool m_enableMPEGOutput; /**< If TRUE, enable MPEG output */ - bool m_insertRSByte; /**< If TRUE, insert RS byte */ - bool m_enableParallel; /**< If TRUE, parallel out otherwise serial */ - bool m_invertDATA; /**< If TRUE, invert DATA signals */ - bool m_invertERR; /**< If TRUE, invert ERR signal */ - bool m_invertSTR; /**< If TRUE, invert STR signals */ - bool m_invertVAL; /**< If TRUE, invert VAL signals */ - bool m_invertCLK; /**< If TRUE, invert CLK signals */ - bool m_DVBCStaticCLK; - bool m_DVBTStaticCLK; /**< If TRUE, static MPEG clockrate will + u32 m_instance; /* Channel 1,2,3 or 4 */ + + int m_chunk_size; + u8 chunk[256]; + + bool m_has_lna; + bool m_has_dvbt; + bool m_has_dvbc; + bool m_has_audio; + bool m_has_atv; + bool m_has_oob; + bool m_has_sawsw; /* TRUE if mat_tx is available */ + bool m_has_gpio1; /* TRUE if mat_rx is available */ + bool m_has_gpio2; /* TRUE if GPIO is available */ + bool m_has_irqn; /* TRUE if IRQN is available */ + u16 m_osc_clock_freq; + u16 m_hi_cfg_timing_div; + u16 m_hi_cfg_bridge_delay; + u16 m_hi_cfg_wake_up_key; + u16 m_hi_cfg_timeout; + u16 m_hi_cfg_ctrl; + s32 m_sys_clock_freq; /* system clock frequency in kHz */ + + enum e_drxk_state m_drxk_state; /* State of Drxk (init,stopped,started) */ + enum operation_mode m_operation_mode; /* digital standards */ + struct s_cfg_agc m_vsb_rf_agc_cfg; /* settings for VSB RF-AGC */ + struct s_cfg_agc m_vsb_if_agc_cfg; /* settings for VSB IF-AGC */ + u16 m_vsb_pga_cfg; /* settings for VSB PGA */ + struct s_cfg_pre_saw m_vsb_pre_saw_cfg; /* settings for pre SAW sense */ + s32 m_Quality83percent; /* MER level (*0.1 dB) for 83% quality indication */ + s32 m_Quality93percent; /* MER level (*0.1 dB) for 93% quality indication */ + bool m_smart_ant_inverted; + bool m_b_debug_enable_bridge; + bool m_b_p_down_open_bridge; /* only open DRXK bridge before power-down once it has been accessed */ + bool m_b_power_down; /* Power down when not used */ + + u32 m_iqm_fs_rate_ofs; /* frequency shift as written to DRXK register (28bit fixpoint) */ + + bool m_enable_mpeg_output; /* If TRUE, enable MPEG output */ + bool m_insert_rs_byte; /* If TRUE, insert RS byte */ + bool m_enable_parallel; /* If TRUE, parallel out otherwise serial */ + bool m_invert_data; /* If TRUE, invert DATA signals */ + bool m_invert_err; /* If TRUE, invert ERR signal */ + bool m_invert_str; /* If TRUE, invert STR signals */ + bool m_invert_val; /* If TRUE, invert VAL signals */ + bool m_invert_clk; /* If TRUE, invert CLK signals */ + bool m_dvbc_static_clk; + bool m_dvbt_static_clk; /* If TRUE, static MPEG clockrate will be used, otherwise clockrate will adapt to the bitrate of the TS */ - u32 m_DVBTBitrate; - u32 m_DVBCBitrate; + u32 m_dvbt_bitrate; + u32 m_dvbc_bitrate; - u8 m_TSDataStrength; - u8 m_TSClockkStrength; + u8 m_ts_data_strength; + u8 m_ts_clockk_strength; bool m_itut_annex_c; /* If true, uses ITU-T DVB-C Annex C, instead of Annex A */ - enum DRXMPEGStrWidth_t m_widthSTR; /**< MPEG start width */ - u32 m_mpegTsStaticBitrate; /**< Maximum bitrate in b/s in case + enum drxmpeg_str_width_t m_width_str; /* MPEG start width */ + u32 m_mpeg_ts_static_bitrate; /* Maximum bitrate in b/s in case static clockrate is selected */ - /* LARGE_INTEGER m_StartTime; */ /**< Contains the time of the last demod start */ - s32 m_MpegLockTimeOut; /**< WaitForLockStatus Timeout (counts from start time) */ - s32 m_DemodLockTimeOut; /**< WaitForLockStatus Timeout (counts from start time) */ - - bool m_disableTEIhandling; - - bool m_RfAgcPol; - bool m_IfAgcPol; - - struct SCfgAgc m_atvRfAgcCfg; /**< settings for ATV RF-AGC */ - struct SCfgAgc m_atvIfAgcCfg; /**< settings for ATV IF-AGC */ - struct SCfgPreSaw m_atvPreSawCfg; /**< settings for ATV pre SAW sense */ - bool m_phaseCorrectionBypass; - s16 m_atvTopVidPeak; - u16 m_atvTopNoiseTh; - enum EDrxkSifAttenuation m_sifAttenuation; - bool m_enableCVBSOutput; - bool m_enableSIFOutput; - bool m_bMirrorFreqSpect; - enum EDrxkConstellation m_Constellation; /**< Constellation type of the channel */ - u32 m_CurrSymbolRate; /**< Current QAM symbol rate */ - struct SCfgAgc m_qamRfAgcCfg; /**< settings for QAM RF-AGC */ - struct SCfgAgc m_qamIfAgcCfg; /**< settings for QAM IF-AGC */ - u16 m_qamPgaCfg; /**< settings for QAM PGA */ - struct SCfgPreSaw m_qamPreSawCfg; /**< settings for QAM pre SAW sense */ - enum EDrxkInterleaveMode m_qamInterleaveMode; /**< QAM Interleave mode */ - u16 m_fecRsPlen; - u16 m_fecRsPrescale; - - enum DRXKCfgDvbtSqiSpeed m_sqiSpeed; - - u16 m_GPIO; - u16 m_GPIOCfg; - - struct SCfgAgc m_dvbtRfAgcCfg; /**< settings for QAM RF-AGC */ - struct SCfgAgc m_dvbtIfAgcCfg; /**< settings for QAM IF-AGC */ - struct SCfgPreSaw m_dvbtPreSawCfg; /**< settings for QAM pre SAW sense */ - - u16 m_agcFastClipCtrlDelay; - bool m_adcCompPassed; + /* LARGE_INTEGER m_startTime; */ /* Contains the time of the last demod start */ + s32 m_mpeg_lock_time_out; /* WaitForLockStatus Timeout (counts from start time) */ + s32 m_demod_lock_time_out; /* WaitForLockStatus Timeout (counts from start time) */ + + bool m_disable_te_ihandling; + + bool m_rf_agc_pol; + bool m_if_agc_pol; + + struct s_cfg_agc m_atv_rf_agc_cfg; /* settings for ATV RF-AGC */ + struct s_cfg_agc m_atv_if_agc_cfg; /* settings for ATV IF-AGC */ + struct s_cfg_pre_saw m_atv_pre_saw_cfg; /* settings for ATV pre SAW sense */ + bool m_phase_correction_bypass; + s16 m_atv_top_vid_peak; + u16 m_atv_top_noise_th; + enum e_drxk_sif_attenuation m_sif_attenuation; + bool m_enable_cvbs_output; + bool m_enable_sif_output; + bool m_b_mirror_freq_spect; + enum e_drxk_constellation m_constellation; /* constellation type of the channel */ + u32 m_curr_symbol_rate; /* Current QAM symbol rate */ + struct s_cfg_agc m_qam_rf_agc_cfg; /* settings for QAM RF-AGC */ + struct s_cfg_agc m_qam_if_agc_cfg; /* settings for QAM IF-AGC */ + u16 m_qam_pga_cfg; /* settings for QAM PGA */ + struct s_cfg_pre_saw m_qam_pre_saw_cfg; /* settings for QAM pre SAW sense */ + enum e_drxk_interleave_mode m_qam_interleave_mode; /* QAM Interleave mode */ + u16 m_fec_rs_plen; + u16 m_fec_rs_prescale; + + enum drxk_cfg_dvbt_sqi_speed m_sqi_speed; + + u16 m_gpio; + u16 m_gpio_cfg; + + struct s_cfg_agc m_dvbt_rf_agc_cfg; /* settings for QAM RF-AGC */ + struct s_cfg_agc m_dvbt_if_agc_cfg; /* settings for QAM IF-AGC */ + struct s_cfg_pre_saw m_dvbt_pre_saw_cfg; /* settings for QAM pre SAW sense */ + + u16 m_agcfast_clip_ctrl_delay; + bool m_adc_comp_passed; u16 m_adcCompCoef[64]; - u16 m_adcState; + u16 m_adc_state; u8 *m_microcode; int m_microcode_length; - bool m_DRXK_A3_ROM_CODE; - bool m_DRXK_A3_PATCH_CODE; + bool m_drxk_a3_rom_code; + bool m_drxk_a3_patch_code; bool m_rfmirror; - u8 m_deviceSpin; - u32 m_iqmRcRate; + u8 m_device_spin; + u32 m_iqm_rc_rate; - enum DRXPowerMode m_currentPowerMode; + enum drx_power_mode m_current_power_mode; /* when true, avoids other devices to use the I2C bus */ bool drxk_i2c_exclusive_lock; @@ -337,7 +342,7 @@ struct drxk_state { * at struct drxk_config. */ - u16 UIO_mask; /* Bits used by UIO */ + u16 uio_mask; /* Bits used by UIO */ bool enable_merr_cfg; bool single_master; diff --git a/drivers/media/dvb-frontends/stb0899_algo.c b/drivers/media/dvb-frontends/stb0899_algo.c index 117a569..93596e0 100644 --- a/drivers/media/dvb-frontends/stb0899_algo.c +++ b/drivers/media/dvb-frontends/stb0899_algo.c @@ -226,8 +226,8 @@ static enum stb0899_status stb0899_search_tmg(struct stb0899_state *state) next_loop--; if (next_loop) { - STB0899_SETFIELD_VAL(CFRM, cfr[0], MSB(state->config->inversion * derot_freq)); - STB0899_SETFIELD_VAL(CFRL, cfr[1], LSB(state->config->inversion * derot_freq)); + STB0899_SETFIELD_VAL(CFRM, cfr[0], MSB(internal->inversion * derot_freq)); + STB0899_SETFIELD_VAL(CFRL, cfr[1], LSB(internal->inversion * derot_freq)); stb0899_write_regs(state, STB0899_CFRM, cfr, 2); /* derotator frequency */ } internal->direction = -internal->direction; /* Change zigzag direction */ @@ -235,7 +235,7 @@ static enum stb0899_status stb0899_search_tmg(struct stb0899_state *state) if (internal->status == TIMINGOK) { stb0899_read_regs(state, STB0899_CFRM, cfr, 2); /* get derotator frequency */ - internal->derot_freq = state->config->inversion * MAKEWORD16(cfr[0], cfr[1]); + internal->derot_freq = internal->inversion * MAKEWORD16(cfr[0], cfr[1]); dprintk(state->verbose, FE_DEBUG, 1, "------->TIMING OK ! Derot Freq = %d", internal->derot_freq); } @@ -306,8 +306,8 @@ static enum stb0899_status stb0899_search_carrier(struct stb0899_state *state) STB0899_SETFIELD_VAL(CFD_ON, reg, 1); stb0899_write_reg(state, STB0899_CFD, reg); - STB0899_SETFIELD_VAL(CFRM, cfr[0], MSB(state->config->inversion * derot_freq)); - STB0899_SETFIELD_VAL(CFRL, cfr[1], LSB(state->config->inversion * derot_freq)); + STB0899_SETFIELD_VAL(CFRM, cfr[0], MSB(internal->inversion * derot_freq)); + STB0899_SETFIELD_VAL(CFRL, cfr[1], LSB(internal->inversion * derot_freq)); stb0899_write_regs(state, STB0899_CFRM, cfr, 2); /* derotator frequency */ } } @@ -317,7 +317,7 @@ static enum stb0899_status stb0899_search_carrier(struct stb0899_state *state) if (internal->status == CARRIEROK) { stb0899_read_regs(state, STB0899_CFRM, cfr, 2); /* get derotator frequency */ - internal->derot_freq = state->config->inversion * MAKEWORD16(cfr[0], cfr[1]); + internal->derot_freq = internal->inversion * MAKEWORD16(cfr[0], cfr[1]); dprintk(state->verbose, FE_DEBUG, 1, "----> CARRIER OK !, Derot Freq=%d", internal->derot_freq); } else { internal->derot_freq = last_derot_freq; @@ -412,8 +412,8 @@ static enum stb0899_status stb0899_search_data(struct stb0899_state *state) STB0899_SETFIELD_VAL(CFD_ON, reg, 1); stb0899_write_reg(state, STB0899_CFD, reg); - STB0899_SETFIELD_VAL(CFRM, cfr[0], MSB(state->config->inversion * derot_freq)); - STB0899_SETFIELD_VAL(CFRL, cfr[1], LSB(state->config->inversion * derot_freq)); + STB0899_SETFIELD_VAL(CFRM, cfr[0], MSB(internal->inversion * derot_freq)); + STB0899_SETFIELD_VAL(CFRL, cfr[1], LSB(internal->inversion * derot_freq)); stb0899_write_regs(state, STB0899_CFRM, cfr, 2); /* derotator frequency */ stb0899_check_carrier(state); @@ -425,7 +425,15 @@ static enum stb0899_status stb0899_search_data(struct stb0899_state *state) if (internal->status == DATAOK) { stb0899_read_regs(state, STB0899_CFRM, cfr, 2); /* get derotator frequency */ - internal->derot_freq = state->config->inversion * MAKEWORD16(cfr[0], cfr[1]); + + /* store autodetected IQ swapping as default for DVB-S2 tuning */ + reg = stb0899_read_reg(state, STB0899_IQSWAP); + if (STB0899_GETFIELD(SYM, reg)) + internal->inversion = IQ_SWAP_ON; + else + internal->inversion = IQ_SWAP_OFF; + + internal->derot_freq = internal->inversion * MAKEWORD16(cfr[0], cfr[1]); dprintk(state->verbose, FE_DEBUG, 1, "------> DATAOK ! Derot Freq=%d", internal->derot_freq); } @@ -444,7 +452,7 @@ static enum stb0899_status stb0899_check_range(struct stb0899_state *state) int range_offst, tp_freq; range_offst = internal->srch_range / 2000; - tp_freq = internal->freq + (internal->derot_freq * internal->mclk) / 1000; + tp_freq = internal->freq - (internal->derot_freq * internal->mclk) / 1000; if ((tp_freq >= params->freq - range_offst) && (tp_freq <= params->freq + range_offst)) { internal->status = RANGEOK; @@ -638,7 +646,7 @@ enum stb0899_status stb0899_dvbs_algo(struct stb0899_state *state) "RANGE OK ! derot freq=%d, mclk=%d", internal->derot_freq, internal->mclk); - internal->freq = params->freq + ((internal->derot_freq * internal->mclk) / 1000); + internal->freq = params->freq - ((internal->derot_freq * internal->mclk) / 1000); reg = stb0899_read_reg(state, STB0899_PLPARM); internal->fecrate = STB0899_GETFIELD(VITCURPUN, reg); dprintk(state->verbose, FE_DEBUG, 1, @@ -1373,9 +1381,6 @@ enum stb0899_status stb0899_dvbs2_algo(struct stb0899_state *state) case IQ_SWAP_ON: STB0899_SETFIELD_VAL(SPECTRUM_INVERT, reg, 1); break; - case IQ_SWAP_AUTO: /* use last successful search first */ - STB0899_SETFIELD_VAL(SPECTRUM_INVERT, reg, 1); - break; } stb0899_write_s2reg(state, STB0899_S2DEMOD, STB0899_BASE_DMD_CNTRL2, STB0899_OFF0_DMD_CNTRL2, reg); stb0899_dvbs2_reacquire(state); @@ -1405,41 +1410,39 @@ enum stb0899_status stb0899_dvbs2_algo(struct stb0899_state *state) } if (internal->status != DVBS2_FEC_LOCK) { - if (internal->inversion == IQ_SWAP_AUTO) { - reg = STB0899_READ_S2REG(STB0899_S2DEMOD, DMD_CNTRL2); - iqSpectrum = STB0899_GETFIELD(SPECTRUM_INVERT, reg); - /* IQ Spectrum Inversion */ - STB0899_SETFIELD_VAL(SPECTRUM_INVERT, reg, !iqSpectrum); - stb0899_write_s2reg(state, STB0899_S2DEMOD, STB0899_BASE_DMD_CNTRL2, STB0899_OFF0_DMD_CNTRL2, reg); - /* start acquistion process */ - stb0899_dvbs2_reacquire(state); + reg = STB0899_READ_S2REG(STB0899_S2DEMOD, DMD_CNTRL2); + iqSpectrum = STB0899_GETFIELD(SPECTRUM_INVERT, reg); + /* IQ Spectrum Inversion */ + STB0899_SETFIELD_VAL(SPECTRUM_INVERT, reg, !iqSpectrum); + stb0899_write_s2reg(state, STB0899_S2DEMOD, STB0899_BASE_DMD_CNTRL2, STB0899_OFF0_DMD_CNTRL2, reg); + /* start acquistion process */ + stb0899_dvbs2_reacquire(state); + + /* Wait for demod lock (UWP and CSM) */ + internal->status = stb0899_dvbs2_get_dmd_status(state, searchTime); + if (internal->status == DVBS2_DEMOD_LOCK) { + i = 0; + /* Demod Locked, check FEC */ + internal->status = stb0899_dvbs2_get_fec_status(state, FecLockTime); + /*try thrice for false locks, (UWP and CSM Locked but no FEC) */ + while ((internal->status != DVBS2_FEC_LOCK) && (i < 3)) { + /* Read the frequency offset*/ + offsetfreq = STB0899_READ_S2REG(STB0899_S2DEMOD, CRL_FREQ); - /* Wait for demod lock (UWP and CSM) */ - internal->status = stb0899_dvbs2_get_dmd_status(state, searchTime); - if (internal->status == DVBS2_DEMOD_LOCK) { - i = 0; - /* Demod Locked, check FEC */ - internal->status = stb0899_dvbs2_get_fec_status(state, FecLockTime); - /*try thrice for false locks, (UWP and CSM Locked but no FEC) */ - while ((internal->status != DVBS2_FEC_LOCK) && (i < 3)) { - /* Read the frequency offset*/ - offsetfreq = STB0899_READ_S2REG(STB0899_S2DEMOD, CRL_FREQ); - - /* Set the Nominal frequency to the found frequency offset for the next reacquire*/ - reg = STB0899_READ_S2REG(STB0899_S2DEMOD, CRL_NOM_FREQ); - STB0899_SETFIELD_VAL(CRL_NOM_FREQ, reg, offsetfreq); - stb0899_write_s2reg(state, STB0899_S2DEMOD, STB0899_BASE_CRL_NOM_FREQ, STB0899_OFF0_CRL_NOM_FREQ, reg); - - stb0899_dvbs2_reacquire(state); - internal->status = stb0899_dvbs2_get_fec_status(state, searchTime); - i++; - } + /* Set the Nominal frequency to the found frequency offset for the next reacquire*/ + reg = STB0899_READ_S2REG(STB0899_S2DEMOD, CRL_NOM_FREQ); + STB0899_SETFIELD_VAL(CRL_NOM_FREQ, reg, offsetfreq); + stb0899_write_s2reg(state, STB0899_S2DEMOD, STB0899_BASE_CRL_NOM_FREQ, STB0899_OFF0_CRL_NOM_FREQ, reg); + + stb0899_dvbs2_reacquire(state); + internal->status = stb0899_dvbs2_get_fec_status(state, searchTime); + i++; } + } /* - if (pParams->DVBS2State == FE_DVBS2_FEC_LOCKED) - pParams->IQLocked = !iqSpectrum; + if (pParams->DVBS2State == FE_DVBS2_FEC_LOCKED) + pParams->IQLocked = !iqSpectrum; */ - } } if (internal->status == DVBS2_FEC_LOCK) { dprintk(state->verbose, FE_DEBUG, 1, "----------------> DVB-S2 FEC Lock !"); @@ -1487,13 +1490,21 @@ enum stb0899_status stb0899_dvbs2_algo(struct stb0899_state *state) /* Store signal parameters */ offsetfreq = STB0899_READ_S2REG(STB0899_S2DEMOD, CRL_FREQ); + /* sign extend 30 bit value before using it in calculations */ + if (offsetfreq & (1 << 29)) + offsetfreq |= -1 << 30; + offsetfreq = offsetfreq / ((1 << 30) / 1000); offsetfreq *= (internal->master_clk / 1000000); + + /* store current inversion for next run */ reg = STB0899_READ_S2REG(STB0899_S2DEMOD, DMD_CNTRL2); if (STB0899_GETFIELD(SPECTRUM_INVERT, reg)) - offsetfreq *= -1; + internal->inversion = IQ_SWAP_ON; + else + internal->inversion = IQ_SWAP_OFF; - internal->freq = internal->freq - offsetfreq; + internal->freq = internal->freq + offsetfreq; internal->srate = stb0899_dvbs2_get_srate(state); reg = STB0899_READ_S2REG(STB0899_S2DEMOD, UWP_STAT2); diff --git a/drivers/media/dvb-frontends/stb0899_drv.c b/drivers/media/dvb-frontends/stb0899_drv.c index cc278b3..3dd5714 100644 --- a/drivers/media/dvb-frontends/stb0899_drv.c +++ b/drivers/media/dvb-frontends/stb0899_drv.c @@ -1618,19 +1618,18 @@ static struct dvb_frontend_ops stb0899_ops = { struct dvb_frontend *stb0899_attach(struct stb0899_config *config, struct i2c_adapter *i2c) { struct stb0899_state *state = NULL; - enum stb0899_inversion inversion; state = kzalloc(sizeof (struct stb0899_state), GFP_KERNEL); if (state == NULL) goto error; - inversion = config->inversion; state->verbose = &verbose; state->config = config; state->i2c = i2c; state->frontend.ops = stb0899_ops; state->frontend.demodulator_priv = state; - state->internal.inversion = inversion; + /* use configured inversion as default -- we'll later autodetect inversion */ + state->internal.inversion = config->inversion; stb0899_wakeup(&state->frontend); if (stb0899_get_dev_id(state) == -ENODEV) { diff --git a/drivers/media/dvb-frontends/stb0899_drv.h b/drivers/media/dvb-frontends/stb0899_drv.h index 8d26ff6..139264d 100644 --- a/drivers/media/dvb-frontends/stb0899_drv.h +++ b/drivers/media/dvb-frontends/stb0899_drv.h @@ -45,9 +45,8 @@ struct stb0899_s2_reg { }; enum stb0899_inversion { - IQ_SWAP_OFF = 0, - IQ_SWAP_ON, - IQ_SWAP_AUTO + IQ_SWAP_OFF = +1, /* inversion affects the sign of e. g. */ + IQ_SWAP_ON = -1, /* the derotator frequency register */ }; #define STB0899_GPIO00 0xf140 diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig index f981d50..b2cd8ca 100644 --- a/drivers/media/i2c/Kconfig +++ b/drivers/media/i2c/Kconfig @@ -245,6 +245,15 @@ config VIDEO_KS0127 To compile this driver as a module, choose M here: the module will be called ks0127. +config VIDEO_ML86V7667 + tristate "OKI ML86V7667 video decoder" + depends on VIDEO_V4L2 && I2C + ---help--- + Support for the OKI Semiconductor ML86V7667 video decoder. + + To compile this driver as a module, choose M here: the + module will be called ml86v7667. + config VIDEO_SAA7110 tristate "Philips SAA7110 video decoder" depends on VIDEO_V4L2 && I2C @@ -425,6 +434,15 @@ config VIDEO_AK881X help Video output driver for AKM AK8813 and AK8814 TV encoders +config VIDEO_THS8200 + tristate "Texas Instruments THS8200 video encoder" + depends on VIDEO_V4L2 && I2C + ---help--- + Support for the Texas Instruments THS8200 video encoder. + + To compile this driver as a module, choose M here: the + module will be called ths8200. + comment "Camera sensor devices" config VIDEO_APTINA_PLL diff --git a/drivers/media/i2c/Makefile b/drivers/media/i2c/Makefile index 720f42d..dc20653 100644 --- a/drivers/media/i2c/Makefile +++ b/drivers/media/i2c/Makefile @@ -34,6 +34,7 @@ obj-$(CONFIG_VIDEO_BT856) += bt856.o obj-$(CONFIG_VIDEO_BT866) += bt866.o obj-$(CONFIG_VIDEO_KS0127) += ks0127.o obj-$(CONFIG_VIDEO_THS7303) += ths7303.o +obj-$(CONFIG_VIDEO_THS8200) += ths8200.o obj-$(CONFIG_VIDEO_TVP5150) += tvp5150.o obj-$(CONFIG_VIDEO_TVP514X) += tvp514x.o obj-$(CONFIG_VIDEO_TVP7002) += tvp7002.o @@ -70,3 +71,4 @@ obj-$(CONFIG_VIDEO_AS3645A) += as3645a.o obj-$(CONFIG_VIDEO_SMIAPP_PLL) += smiapp-pll.o obj-$(CONFIG_VIDEO_AK881X) += ak881x.o obj-$(CONFIG_VIDEO_IR_I2C) += ir-kbd-i2c.o +obj-$(CONFIG_VIDEO_ML86V7667) += ml86v7667.o diff --git a/drivers/media/i2c/ad9389b.c b/drivers/media/i2c/ad9389b.c index 58344b6..ba4364d 100644 --- a/drivers/media/i2c/ad9389b.c +++ b/drivers/media/i2c/ad9389b.c @@ -32,7 +32,6 @@ #include #include #include -#include #include #include #include @@ -343,12 +342,6 @@ static const struct v4l2_ctrl_ops ad9389b_ctrl_ops = { #ifdef CONFIG_VIDEO_ADV_DEBUG static int ad9389b_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->val = ad9389b_rd(sd, reg->reg & 0xff); reg->size = 1; return 0; @@ -356,24 +349,11 @@ static int ad9389b_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * static int ad9389b_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; ad9389b_wr(sd, reg->reg & 0xff, reg->val & 0xff); return 0; } #endif -static int ad9389b_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_AD9389B, 0); -} - static int ad9389b_log_status(struct v4l2_subdev *sd) { struct ad9389b_state *state = get_ad9389b_state(sd); @@ -600,7 +580,6 @@ static int ad9389b_isr(struct v4l2_subdev *sd, u32 status, bool *handled) static const struct v4l2_subdev_core_ops ad9389b_core_ops = { .log_status = ad9389b_log_status, - .g_chip_ident = ad9389b_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ad9389b_g_register, .s_register = ad9389b_s_register, @@ -1188,15 +1167,14 @@ static int ad9389b_probe(struct i2c_client *client, const struct i2c_device_id * v4l_dbg(1, debug, client, "detecting ad9389b client on address 0x%x\n", client->addr << 1); - state = kzalloc(sizeof(struct ad9389b_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (!state) return -ENOMEM; /* Platform data */ if (pdata == NULL) { v4l_err(client, "No platform data!\n"); - err = -ENODEV; - goto err_free; + return -ENODEV; } memcpy(&state->pdata, pdata, sizeof(state->pdata)); @@ -1251,12 +1229,14 @@ static int ad9389b_probe(struct i2c_client *client, const struct i2c_device_id * state->edid_i2c_client = i2c_new_dummy(client->adapter, (0x7e>>1)); if (state->edid_i2c_client == NULL) { v4l2_err(sd, "failed to register edid i2c client\n"); + err = -ENOMEM; goto err_entity; } state->work_queue = create_singlethread_workqueue(sd->name); if (state->work_queue == NULL) { v4l2_err(sd, "could not create workqueue\n"); + err = -ENOMEM; goto err_unreg; } @@ -1276,8 +1256,6 @@ err_entity: media_entity_cleanup(&sd->entity); err_hdl: v4l2_ctrl_handler_free(&state->hdl); -err_free: - kfree(state); return err; } @@ -1302,15 +1280,14 @@ static int ad9389b_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); media_entity_cleanup(&sd->entity); v4l2_ctrl_handler_free(sd->ctrl_handler); - kfree(get_ad9389b_state(sd)); return 0; } /* ----------------------------------------------------------------------- */ static struct i2c_device_id ad9389b_id[] = { - { "ad9389b", V4L2_IDENT_AD9389B }, - { "ad9889b", V4L2_IDENT_AD9389B }, + { "ad9389b", 0 }, + { "ad9889b", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, ad9389b_id); diff --git a/drivers/media/i2c/adp1653.c b/drivers/media/i2c/adp1653.c index ef75abe..873fe19 100644 --- a/drivers/media/i2c/adp1653.c +++ b/drivers/media/i2c/adp1653.c @@ -417,7 +417,7 @@ static int adp1653_probe(struct i2c_client *client, if (client->dev.platform_data == NULL) return -ENODEV; - flash = kzalloc(sizeof(*flash), GFP_KERNEL); + flash = devm_kzalloc(&client->dev, sizeof(*flash), GFP_KERNEL); if (flash == NULL) return -ENOMEM; @@ -443,7 +443,6 @@ static int adp1653_probe(struct i2c_client *client, free_and_quit: v4l2_ctrl_handler_free(&flash->ctrls); - kfree(flash); return ret; } @@ -455,7 +454,7 @@ static int adp1653_remove(struct i2c_client *client) v4l2_device_unregister_subdev(&flash->subdev); v4l2_ctrl_handler_free(&flash->ctrls); media_entity_cleanup(&flash->subdev.entity); - kfree(flash); + return 0; } diff --git a/drivers/media/i2c/adv7170.c b/drivers/media/i2c/adv7170.c index 6bc01fb..04bb297 100644 --- a/drivers/media/i2c/adv7170.c +++ b/drivers/media/i2c/adv7170.c @@ -36,7 +36,6 @@ #include #include #include -#include MODULE_DESCRIPTION("Analog Devices ADV7170 video encoder driver"); MODULE_AUTHOR("Maxim Yevtyushkin"); @@ -317,19 +316,8 @@ static int adv7170_s_fmt(struct v4l2_subdev *sd, return ret; } -static int adv7170_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_ADV7170, 0); -} - /* ----------------------------------------------------------------------- */ -static const struct v4l2_subdev_core_ops adv7170_core_ops = { - .g_chip_ident = adv7170_g_chip_ident, -}; - static const struct v4l2_subdev_video_ops adv7170_video_ops = { .s_std_output = adv7170_s_std_output, .s_routing = adv7170_s_routing, @@ -339,7 +327,6 @@ static const struct v4l2_subdev_video_ops adv7170_video_ops = { }; static const struct v4l2_subdev_ops adv7170_ops = { - .core = &adv7170_core_ops, .video = &adv7170_video_ops, }; @@ -359,7 +346,7 @@ static int adv7170_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - encoder = kzalloc(sizeof(struct adv7170), GFP_KERNEL); + encoder = devm_kzalloc(&client->dev, sizeof(*encoder), GFP_KERNEL); if (encoder == NULL) return -ENOMEM; sd = &encoder->sd; @@ -384,7 +371,6 @@ static int adv7170_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(to_adv7170(sd)); return 0; } diff --git a/drivers/media/i2c/adv7175.c b/drivers/media/i2c/adv7175.c index c7640fa..b88f3b3 100644 --- a/drivers/media/i2c/adv7175.c +++ b/drivers/media/i2c/adv7175.c @@ -32,7 +32,6 @@ #include #include #include -#include MODULE_DESCRIPTION("Analog Devices ADV7175 video encoder driver"); MODULE_AUTHOR("Dave Perks"); @@ -355,13 +354,6 @@ static int adv7175_s_fmt(struct v4l2_subdev *sd, return ret; } -static int adv7175_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_ADV7175, 0); -} - static int adv7175_s_power(struct v4l2_subdev *sd, int on) { if (on) @@ -375,7 +367,6 @@ static int adv7175_s_power(struct v4l2_subdev *sd, int on) /* ----------------------------------------------------------------------- */ static const struct v4l2_subdev_core_ops adv7175_core_ops = { - .g_chip_ident = adv7175_g_chip_ident, .init = adv7175_init, .s_power = adv7175_s_power, }; @@ -409,7 +400,7 @@ static int adv7175_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - encoder = kzalloc(sizeof(struct adv7175), GFP_KERNEL); + encoder = devm_kzalloc(&client->dev, sizeof(*encoder), GFP_KERNEL); if (encoder == NULL) return -ENOMEM; sd = &encoder->sd; @@ -434,7 +425,6 @@ static int adv7175_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(to_adv7175(sd)); return 0; } diff --git a/drivers/media/i2c/adv7180.c b/drivers/media/i2c/adv7180.c index afd561a..d7d99f1 100644 --- a/drivers/media/i2c/adv7180.c +++ b/drivers/media/i2c/adv7180.c @@ -1,6 +1,8 @@ /* * adv7180.c Analog Devices ADV7180 video decoder driver * Copyright (c) 2009 Intel Corporation + * Copyright (C) 2013 Cogent Embedded, Inc. + * Copyright (C) 2013 Renesas Solutions Corp. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -27,7 +29,6 @@ #include #include #include -#include #include #define ADV7180_INPUT_CONTROL_REG 0x00 @@ -272,14 +273,6 @@ static int adv7180_g_input_status(struct v4l2_subdev *sd, u32 *status) return ret; } -static int adv7180_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_ADV7180, 0); -} - static int adv7180_s_std(struct v4l2_subdev *sd, v4l2_std_id std) { struct adv7180_state *state = to_state(sd); @@ -397,14 +390,57 @@ static void adv7180_exit_controls(struct adv7180_state *state) v4l2_ctrl_handler_free(&state->ctrl_hdl); } +static int adv7180_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned int index, + enum v4l2_mbus_pixelcode *code) +{ + if (index > 0) + return -EINVAL; + + *code = V4L2_MBUS_FMT_YUYV8_2X8; + + return 0; +} + +static int adv7180_mbus_fmt(struct v4l2_subdev *sd, + struct v4l2_mbus_framefmt *fmt) +{ + struct adv7180_state *state = to_state(sd); + + fmt->code = V4L2_MBUS_FMT_YUYV8_2X8; + fmt->colorspace = V4L2_COLORSPACE_SMPTE170M; + fmt->field = V4L2_FIELD_INTERLACED; + fmt->width = 720; + fmt->height = state->curr_norm & V4L2_STD_525_60 ? 480 : 576; + + return 0; +} + +static int adv7180_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + /* + * The ADV7180 sensor supports BT.601/656 output modes. + * The BT.656 is default and not yet configurable by s/w. + */ + cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_PCLK_SAMPLE_RISING | + V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_BT656; + + return 0; +} + static const struct v4l2_subdev_video_ops adv7180_video_ops = { .querystd = adv7180_querystd, .g_input_status = adv7180_g_input_status, .s_routing = adv7180_s_routing, + .enum_mbus_fmt = adv7180_enum_mbus_fmt, + .try_mbus_fmt = adv7180_mbus_fmt, + .g_mbus_fmt = adv7180_mbus_fmt, + .s_mbus_fmt = adv7180_mbus_fmt, + .g_mbus_config = adv7180_g_mbus_config, }; static const struct v4l2_subdev_core_ops adv7180_core_ops = { - .g_chip_ident = adv7180_g_chip_ident, .s_std = adv7180_s_std, }; @@ -555,7 +591,7 @@ static int adv7180_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%02x (%s)\n", client->addr, client->adapter->name); - state = kzalloc(sizeof(struct adv7180_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) { ret = -ENOMEM; goto err; @@ -582,7 +618,6 @@ err_free_ctrl: err_unreg_subdev: mutex_destroy(&state->mutex); v4l2_device_unregister_subdev(sd); - kfree(state); err: printk(KERN_ERR KBUILD_MODNAME ": Failed to probe: %d\n", ret); return ret; @@ -607,7 +642,6 @@ static int adv7180_remove(struct i2c_client *client) mutex_destroy(&state->mutex); v4l2_device_unregister_subdev(sd); - kfree(to_state(sd)); return 0; } @@ -616,9 +650,10 @@ static const struct i2c_device_id adv7180_id[] = { {}, }; -#ifdef CONFIG_PM -static int adv7180_suspend(struct i2c_client *client, pm_message_t state) +#ifdef CONFIG_PM_SLEEP +static int adv7180_suspend(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); int ret; ret = i2c_smbus_write_byte_data(client, ADV7180_PWR_MAN_REG, @@ -628,8 +663,9 @@ static int adv7180_suspend(struct i2c_client *client, pm_message_t state) return 0; } -static int adv7180_resume(struct i2c_client *client) +static int adv7180_resume(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); struct v4l2_subdev *sd = i2c_get_clientdata(client); struct adv7180_state *state = to_state(sd); int ret; @@ -643,6 +679,12 @@ static int adv7180_resume(struct i2c_client *client) return ret; return 0; } + +static SIMPLE_DEV_PM_OPS(adv7180_pm_ops, adv7180_suspend, adv7180_resume); +#define ADV7180_PM_OPS (&adv7180_pm_ops) + +#else +#define ADV7180_PM_OPS NULL #endif MODULE_DEVICE_TABLE(i2c, adv7180_id); @@ -651,13 +693,10 @@ static struct i2c_driver adv7180_driver = { .driver = { .owner = THIS_MODULE, .name = KBUILD_MODNAME, + .pm = ADV7180_PM_OPS, }, .probe = adv7180_probe, .remove = adv7180_remove, -#ifdef CONFIG_PM - .suspend = adv7180_suspend, - .resume = adv7180_resume, -#endif .id_table = adv7180_id, }; diff --git a/drivers/media/i2c/adv7183.c b/drivers/media/i2c/adv7183.c index 56a1fa4..6f738d8 100644 --- a/drivers/media/i2c/adv7183.c +++ b/drivers/media/i2c/adv7183.c @@ -28,7 +28,6 @@ #include #include -#include #include #include @@ -375,28 +374,28 @@ static int adv7183_querystd(struct v4l2_subdev *sd, v4l2_std_id *std) reg = adv7183_read(sd, ADV7183_STATUS_1); switch ((reg >> 0x4) & 0x7) { case 0: - *std = V4L2_STD_NTSC; + *std &= V4L2_STD_NTSC; break; case 1: - *std = V4L2_STD_NTSC_443; + *std &= V4L2_STD_NTSC_443; break; case 2: - *std = V4L2_STD_PAL_M; + *std &= V4L2_STD_PAL_M; break; case 3: - *std = V4L2_STD_PAL_60; + *std &= V4L2_STD_PAL_60; break; case 4: - *std = V4L2_STD_PAL; + *std &= V4L2_STD_PAL; break; case 5: - *std = V4L2_STD_SECAM; + *std &= V4L2_STD_SECAM; break; case 6: - *std = V4L2_STD_PAL_Nc; + *std &= V4L2_STD_PAL_Nc; break; case 7: - *std = V4L2_STD_SECAM; + *std &= V4L2_STD_SECAM; break; default: *std = V4L2_STD_UNKNOWN; @@ -474,34 +473,16 @@ static int adv7183_s_stream(struct v4l2_subdev *sd, int enable) struct adv7183 *decoder = to_adv7183(sd); if (enable) - gpio_direction_output(decoder->oe_pin, 0); + gpio_set_value(decoder->oe_pin, 0); else - gpio_direction_output(decoder->oe_pin, 1); + gpio_set_value(decoder->oe_pin, 1); udelay(1); return 0; } -static int adv7183_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - int rev; - struct i2c_client *client = v4l2_get_subdevdata(sd); - - /* 0x11 for adv7183, 0x13 for adv7183b */ - rev = adv7183_read(sd, ADV7183_IDENT); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_ADV7183, rev); -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int adv7183_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->val = adv7183_read(sd, reg->reg & 0xff); reg->size = 1; return 0; @@ -509,12 +490,6 @@ static int adv7183_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * static int adv7183_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; adv7183_write(sd, reg->reg & 0xff, reg->val & 0xff); return 0; } @@ -529,7 +504,6 @@ static const struct v4l2_subdev_core_ops adv7183_core_ops = { .g_std = adv7183_g_std, .s_std = adv7183_s_std, .reset = adv7183_reset, - .g_chip_ident = adv7183_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = adv7183_g_register, .s_register = adv7183_s_register, @@ -573,23 +547,24 @@ static int adv7183_probe(struct i2c_client *client, if (pin_array == NULL) return -EINVAL; - decoder = kzalloc(sizeof(struct adv7183), GFP_KERNEL); + decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL); if (decoder == NULL) return -ENOMEM; decoder->reset_pin = pin_array[0]; decoder->oe_pin = pin_array[1]; - if (gpio_request(decoder->reset_pin, "ADV7183 Reset")) { + if (devm_gpio_request_one(&client->dev, decoder->reset_pin, + GPIOF_OUT_INIT_LOW, "ADV7183 Reset")) { v4l_err(client, "failed to request GPIO %d\n", decoder->reset_pin); - ret = -EBUSY; - goto err_free_decoder; + return -EBUSY; } - if (gpio_request(decoder->oe_pin, "ADV7183 Output Enable")) { + if (devm_gpio_request_one(&client->dev, decoder->oe_pin, + GPIOF_OUT_INIT_HIGH, + "ADV7183 Output Enable")) { v4l_err(client, "failed to request GPIO %d\n", decoder->oe_pin); - ret = -EBUSY; - goto err_free_reset; + return -EBUSY; } sd = &decoder->sd; @@ -611,7 +586,7 @@ static int adv7183_probe(struct i2c_client *client, ret = hdl->error; v4l2_ctrl_handler_free(hdl); - goto err_free_oe; + return ret; } /* v4l2 doesn't support an autodetect standard, pick PAL as default */ @@ -619,12 +594,10 @@ static int adv7183_probe(struct i2c_client *client, decoder->input = ADV7183_COMPOSITE4; decoder->output = ADV7183_8BIT_OUT; - gpio_direction_output(decoder->oe_pin, 1); /* reset chip */ - gpio_direction_output(decoder->reset_pin, 0); /* reset pulse width at least 5ms */ mdelay(10); - gpio_direction_output(decoder->reset_pin, 1); + gpio_set_value(decoder->reset_pin, 1); /* wait 5ms before any further i2c writes are performed */ mdelay(5); @@ -638,29 +611,18 @@ static int adv7183_probe(struct i2c_client *client, ret = v4l2_ctrl_handler_setup(hdl); if (ret) { v4l2_ctrl_handler_free(hdl); - goto err_free_oe; + return ret; } return 0; -err_free_oe: - gpio_free(decoder->oe_pin); -err_free_reset: - gpio_free(decoder->reset_pin); -err_free_decoder: - kfree(decoder); - return ret; } static int adv7183_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); - struct adv7183 *decoder = to_adv7183(sd); v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(sd->ctrl_handler); - gpio_free(decoder->oe_pin); - gpio_free(decoder->reset_pin); - kfree(decoder); return 0; } diff --git a/drivers/media/i2c/adv7343.c b/drivers/media/i2c/adv7343.c index 9fc2b98..7606218 100644 --- a/drivers/media/i2c/adv7343.c +++ b/drivers/media/i2c/adv7343.c @@ -28,7 +28,6 @@ #include #include -#include #include #include "adv7343_regs.h" @@ -311,21 +310,12 @@ static int adv7343_s_ctrl(struct v4l2_ctrl *ctrl) return -EINVAL; } -static int adv7343_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_ADV7343, 0); -} - static const struct v4l2_ctrl_ops adv7343_ctrl_ops = { .s_ctrl = adv7343_s_ctrl, }; static const struct v4l2_subdev_core_ops adv7343_core_ops = { .log_status = adv7343_log_status, - .g_chip_ident = adv7343_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, diff --git a/drivers/media/i2c/adv7393.c b/drivers/media/i2c/adv7393.c index 3dc6098..558f191 100644 --- a/drivers/media/i2c/adv7393.c +++ b/drivers/media/i2c/adv7393.c @@ -33,7 +33,6 @@ #include #include -#include #include #include "adv7393_regs.h" @@ -301,21 +300,12 @@ static int adv7393_s_ctrl(struct v4l2_ctrl *ctrl) return -EINVAL; } -static int adv7393_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_ADV7393, 0); -} - static const struct v4l2_ctrl_ops adv7393_ctrl_ops = { .s_ctrl = adv7393_s_ctrl, }; static const struct v4l2_subdev_core_ops adv7393_core_ops = { .log_status = adv7393_log_status, - .g_chip_ident = adv7393_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -410,7 +400,7 @@ static int adv7393_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct adv7393_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; @@ -444,16 +434,13 @@ static int adv7393_probe(struct i2c_client *client, int err = state->hdl.error; v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return err; } v4l2_ctrl_handler_setup(&state->hdl); err = adv7393_initialize(&state->sd); - if (err) { + if (err) v4l2_ctrl_handler_free(&state->hdl); - kfree(state); - } return err; } @@ -464,7 +451,6 @@ static int adv7393_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return 0; } diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c index 31a63c9..1d675b5 100644 --- a/drivers/media/i2c/adv7604.c +++ b/drivers/media/i2c/adv7604.c @@ -38,7 +38,6 @@ #include #include #include -#include #include static int debug; @@ -643,12 +642,6 @@ static void adv7604_inv_register(struct v4l2_subdev *sd) static int adv7604_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->size = 1; switch (reg->reg >> 8) { case 0: @@ -701,12 +694,6 @@ static int adv7604_g_register(struct v4l2_subdev *sd, static int adv7604_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; switch (reg->reg >> 8) { case 0: io_write(sd, reg->reg & 0xff, reg->val & 0xff); @@ -984,14 +971,6 @@ static int adv7604_s_ctrl(struct v4l2_ctrl *ctrl) return -EINVAL; } -static int adv7604_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_ADV7604, 0); -} - /* ----------------------------------------------------------------------- */ static inline bool no_power(struct v4l2_subdev *sd) @@ -1787,7 +1766,6 @@ static const struct v4l2_subdev_core_ops adv7604_core_ops = { .s_ctrl = v4l2_subdev_s_ctrl, .queryctrl = v4l2_subdev_queryctrl, .querymenu = v4l2_subdev_querymenu, - .g_chip_ident = adv7604_g_chip_ident, .interrupt_service_routine = adv7604_isr, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = adv7604_g_register, @@ -1968,7 +1946,7 @@ static int adv7604_probe(struct i2c_client *client, v4l_dbg(1, debug, client, "detecting adv7604 client on address 0x%x\n", client->addr << 1); - state = kzalloc(sizeof(struct adv7604_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (!state) { v4l_err(client, "Could not allocate adv7604_state memory!\n"); return -ENOMEM; @@ -1977,8 +1955,7 @@ static int adv7604_probe(struct i2c_client *client, /* platform data */ if (!pdata) { v4l_err(client, "No platform data!\n"); - err = -ENODEV; - goto err_state; + return -ENODEV; } memcpy(&state->pdata, pdata, sizeof(state->pdata)); @@ -1991,8 +1968,7 @@ static int adv7604_probe(struct i2c_client *client, if (adv_smbus_read_byte_data_check(client, 0xfb, false) != 0x68) { v4l2_info(sd, "not an adv7604 on address 0x%x\n", client->addr << 1); - err = -ENODEV; - goto err_state; + return -ENODEV; } /* control handlers */ @@ -2093,8 +2069,6 @@ err_i2c: adv7604_unregister_clients(state); err_hdl: v4l2_ctrl_handler_free(hdl); -err_state: - kfree(state); return err; } @@ -2111,7 +2085,6 @@ static int adv7604_remove(struct i2c_client *client) media_entity_cleanup(&sd->entity); adv7604_unregister_clients(to_state(sd)); v4l2_ctrl_handler_free(sd->ctrl_handler); - kfree(to_state(sd)); return 0; } diff --git a/drivers/media/i2c/ak881x.c b/drivers/media/i2c/ak881x.c index fd47465..c14e667 100644 --- a/drivers/media/i2c/ak881x.c +++ b/drivers/media/i2c/ak881x.c @@ -16,7 +16,6 @@ #include #include -#include #include #include @@ -33,7 +32,6 @@ struct ak881x { struct v4l2_subdev subdev; struct ak881x_pdata *pdata; unsigned int lines; - int id; /* DEVICE_ID code V4L2_IDENT_AK881X code from v4l2-chip-ident.h */ char revision; /* DEVICE_REVISION content */ }; @@ -62,36 +60,16 @@ static struct ak881x *to_ak881x(const struct i2c_client *client) return container_of(i2c_get_clientdata(client), struct ak881x, subdev); } -static int ak881x_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ak881x *ak881x = to_ak881x(client); - - if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - if (id->match.addr != client->addr) - return -ENODEV; - - id->ident = ak881x->id; - id->revision = ak881x->revision; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int ak881x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x26) + if (reg->reg > 0x26) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - + reg->size = 1; reg->val = reg_read(client, reg->reg); if (reg->val > 0xffff) @@ -105,12 +83,9 @@ static int ak881x_s_register(struct v4l2_subdev *sd, { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x26) + if (reg->reg > 0x26) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - if (reg_write(client, reg->reg, reg->val) < 0) return -EIO; @@ -229,7 +204,6 @@ static int ak881x_s_stream(struct v4l2_subdev *sd, int enable) } static struct v4l2_subdev_core_ops ak881x_subdev_core_ops = { - .g_chip_ident = ak881x_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ak881x_g_register, .s_register = ak881x_s_register, @@ -264,7 +238,7 @@ static int ak881x_probe(struct i2c_client *client, return -EIO; } - ak881x = kzalloc(sizeof(struct ak881x), GFP_KERNEL); + ak881x = devm_kzalloc(&client->dev, sizeof(*ak881x), GFP_KERNEL); if (!ak881x) return -ENOMEM; @@ -274,15 +248,11 @@ static int ak881x_probe(struct i2c_client *client, switch (data) { case 0x13: - ak881x->id = V4L2_IDENT_AK8813; - break; case 0x14: - ak881x->id = V4L2_IDENT_AK8814; break; default: dev_err(&client->dev, "No ak881x chip detected, register read %x\n", data); - kfree(ak881x); return -ENODEV; } @@ -331,7 +301,6 @@ static int ak881x_remove(struct i2c_client *client) struct ak881x *ak881x = to_ak881x(client); v4l2_device_unregister_subdev(&ak881x->subdev); - kfree(ak881x); return 0; } diff --git a/drivers/media/i2c/as3645a.c b/drivers/media/i2c/as3645a.c index 58d523f..301084b 100644 --- a/drivers/media/i2c/as3645a.c +++ b/drivers/media/i2c/as3645a.c @@ -813,7 +813,7 @@ static int as3645a_probe(struct i2c_client *client, if (client->dev.platform_data == NULL) return -ENODEV; - flash = kzalloc(sizeof(*flash), GFP_KERNEL); + flash = devm_kzalloc(&client->dev, sizeof(*flash), GFP_KERNEL); if (flash == NULL) return -ENOMEM; @@ -838,10 +838,8 @@ static int as3645a_probe(struct i2c_client *client, flash->led_mode = V4L2_FLASH_LED_MODE_NONE; done: - if (ret < 0) { + if (ret < 0) v4l2_ctrl_handler_free(&flash->ctrls); - kfree(flash); - } return ret; } @@ -855,7 +853,6 @@ static int as3645a_remove(struct i2c_client *client) v4l2_ctrl_handler_free(&flash->ctrls); media_entity_cleanup(&flash->subdev.entity); mutex_destroy(&flash->power_lock); - kfree(flash); return 0; } diff --git a/drivers/media/i2c/bt819.c b/drivers/media/i2c/bt819.c index 377bf05..369cf6f 100644 --- a/drivers/media/i2c/bt819.c +++ b/drivers/media/i2c/bt819.c @@ -36,7 +36,6 @@ #include #include #include -#include #include #include @@ -57,7 +56,6 @@ struct bt819 { unsigned char reg[32]; v4l2_std_id norm; - int ident; int input; int enable; }; @@ -217,15 +215,17 @@ static int bt819_status(struct v4l2_subdev *sd, u32 *pstatus, v4l2_std_id *pstd) struct bt819 *decoder = to_bt819(sd); int status = bt819_read(decoder, 0x00); int res = V4L2_IN_ST_NO_SIGNAL; - v4l2_std_id std; + v4l2_std_id std = pstd ? *pstd : V4L2_STD_ALL; if ((status & 0x80)) res = 0; + else + std = V4L2_STD_UNKNOWN; if ((status & 0x10)) - std = V4L2_STD_PAL; + std &= V4L2_STD_PAL; else - std = V4L2_STD_NTSC; + std &= V4L2_STD_NTSC; if (pstd) *pstd = std; if (pstatus) @@ -373,14 +373,6 @@ static int bt819_s_ctrl(struct v4l2_ctrl *ctrl) return 0; } -static int bt819_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct bt819 *decoder = to_bt819(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, decoder->ident, 0); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_ctrl_ops bt819_ctrl_ops = { @@ -388,7 +380,6 @@ static const struct v4l2_ctrl_ops bt819_ctrl_ops = { }; static const struct v4l2_subdev_core_ops bt819_core_ops = { - .g_chip_ident = bt819_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -425,7 +416,7 @@ static int bt819_probe(struct i2c_client *client, if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -ENODEV; - decoder = kzalloc(sizeof(struct bt819), GFP_KERNEL); + decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL); if (decoder == NULL) return -ENOMEM; sd = &decoder->sd; @@ -435,15 +426,12 @@ static int bt819_probe(struct i2c_client *client, switch (ver & 0xf0) { case 0x70: name = "bt819a"; - decoder->ident = V4L2_IDENT_BT819A; break; case 0x60: name = "bt817a"; - decoder->ident = V4L2_IDENT_BT817A; break; case 0x20: name = "bt815a"; - decoder->ident = V4L2_IDENT_BT815A; break; default: v4l2_dbg(1, debug, sd, @@ -476,7 +464,6 @@ static int bt819_probe(struct i2c_client *client, int err = decoder->hdl.error; v4l2_ctrl_handler_free(&decoder->hdl); - kfree(decoder); return err; } v4l2_ctrl_handler_setup(&decoder->hdl); @@ -490,7 +477,6 @@ static int bt819_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&decoder->hdl); - kfree(decoder); return 0; } diff --git a/drivers/media/i2c/bt856.c b/drivers/media/i2c/bt856.c index 7e5bd36..7fc163d 100644 --- a/drivers/media/i2c/bt856.c +++ b/drivers/media/i2c/bt856.c @@ -36,7 +36,6 @@ #include #include #include -#include MODULE_DESCRIPTION("Brooktree-856A video encoder driver"); MODULE_AUTHOR("Mike Bernson & Dave Perks"); @@ -177,17 +176,9 @@ static int bt856_s_routing(struct v4l2_subdev *sd, return 0; } -static int bt856_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_BT856, 0); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_subdev_core_ops bt856_core_ops = { - .g_chip_ident = bt856_g_chip_ident, .init = bt856_init, }; @@ -216,7 +207,7 @@ static int bt856_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - encoder = kzalloc(sizeof(struct bt856), GFP_KERNEL); + encoder = devm_kzalloc(&client->dev, sizeof(*encoder), GFP_KERNEL); if (encoder == NULL) return -ENOMEM; sd = &encoder->sd; @@ -250,7 +241,6 @@ static int bt856_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(to_bt856(sd)); return 0; } diff --git a/drivers/media/i2c/bt866.c b/drivers/media/i2c/bt866.c index 905320b..a8bf10f 100644 --- a/drivers/media/i2c/bt866.c +++ b/drivers/media/i2c/bt866.c @@ -36,7 +36,6 @@ #include #include #include -#include MODULE_DESCRIPTION("Brooktree-866 video encoder driver"); MODULE_AUTHOR("Mike Bernson & Dave Perks"); @@ -175,26 +174,14 @@ static int bt866_s_routing(struct v4l2_subdev *sd, bt866_write(client, 0xdc, val); #endif -static int bt866_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_BT866, 0); -} - /* ----------------------------------------------------------------------- */ -static const struct v4l2_subdev_core_ops bt866_core_ops = { - .g_chip_ident = bt866_g_chip_ident, -}; - static const struct v4l2_subdev_video_ops bt866_video_ops = { .s_std_output = bt866_s_std_output, .s_routing = bt866_s_routing, }; static const struct v4l2_subdev_ops bt866_ops = { - .core = &bt866_core_ops, .video = &bt866_video_ops, }; @@ -207,7 +194,7 @@ static int bt866_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - encoder = kzalloc(sizeof(*encoder), GFP_KERNEL); + encoder = devm_kzalloc(&client->dev, sizeof(*encoder), GFP_KERNEL); if (encoder == NULL) return -ENOMEM; sd = &encoder->sd; @@ -220,7 +207,6 @@ static int bt866_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(to_bt866(sd)); return 0; } diff --git a/drivers/media/i2c/cs5345.c b/drivers/media/i2c/cs5345.c index 1d2f7c8..34b76a9 100644 --- a/drivers/media/i2c/cs5345.c +++ b/drivers/media/i2c/cs5345.c @@ -24,7 +24,6 @@ #include #include #include -#include #include MODULE_DESCRIPTION("i2c device driver for cs5345 Audio ADC"); @@ -99,12 +98,6 @@ static int cs5345_s_ctrl(struct v4l2_ctrl *ctrl) #ifdef CONFIG_VIDEO_ADV_DEBUG static int cs5345_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->size = 1; reg->val = cs5345_read(sd, reg->reg & 0x1f); return 0; @@ -112,24 +105,11 @@ static int cs5345_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *r static int cs5345_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; cs5345_write(sd, reg->reg & 0x1f, reg->val & 0xff); return 0; } #endif -static int cs5345_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_CS5345, 0); -} - static int cs5345_log_status(struct v4l2_subdev *sd) { u8 v = cs5345_read(sd, 0x09) & 7; @@ -152,7 +132,6 @@ static const struct v4l2_ctrl_ops cs5345_ctrl_ops = { static const struct v4l2_subdev_core_ops cs5345_core_ops = { .log_status = cs5345_log_status, - .g_chip_ident = cs5345_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -190,7 +169,7 @@ static int cs5345_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct cs5345_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; @@ -206,7 +185,6 @@ static int cs5345_probe(struct i2c_client *client, int err = state->hdl.error; v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return err; } /* set volume/mute */ @@ -227,7 +205,6 @@ static int cs5345_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return 0; } diff --git a/drivers/media/i2c/cs53l32a.c b/drivers/media/i2c/cs53l32a.c index b293912..27400c1 100644 --- a/drivers/media/i2c/cs53l32a.c +++ b/drivers/media/i2c/cs53l32a.c @@ -28,7 +28,6 @@ #include #include #include -#include #include MODULE_DESCRIPTION("i2c device driver for cs53l32a Audio ADC"); @@ -104,14 +103,6 @@ static int cs53l32a_s_ctrl(struct v4l2_ctrl *ctrl) return -EINVAL; } -static int cs53l32a_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, - chip, V4L2_IDENT_CS53l32A, 0); -} - static int cs53l32a_log_status(struct v4l2_subdev *sd) { struct cs53l32a_state *state = to_state(sd); @@ -130,7 +121,6 @@ static const struct v4l2_ctrl_ops cs53l32a_ctrl_ops = { static const struct v4l2_subdev_core_ops cs53l32a_core_ops = { .log_status = cs53l32a_log_status, - .g_chip_ident = cs53l32a_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -175,7 +165,7 @@ static int cs53l32a_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct cs53l32a_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; @@ -197,7 +187,6 @@ static int cs53l32a_probe(struct i2c_client *client, int err = state->hdl.error; v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return err; } @@ -228,7 +217,6 @@ static int cs53l32a_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return 0; } diff --git a/drivers/media/i2c/cx25840/cx25840-core.c b/drivers/media/i2c/cx25840/cx25840-core.c index 12fb9b2..2e3771d 100644 --- a/drivers/media/i2c/cx25840/cx25840-core.c +++ b/drivers/media/i2c/cx25840/cx25840-core.c @@ -45,7 +45,6 @@ #include #include #include -#include #include #include "cx25840-core.h" @@ -498,7 +497,7 @@ static void cx23885_initialize(struct i2c_client *client) /* Sys PLL */ switch (state->id) { - case V4L2_IDENT_CX23888_AV: + case CX23888_AV: /* * 50.0 MHz * (0xb + 0xe8ba26/0x2000000)/4 = 5 * 28.636363 MHz * 572.73 MHz before post divide @@ -511,7 +510,7 @@ static void cx23885_initialize(struct i2c_client *client) cx25840_write4(client, 0x42c, 0x42600000); cx25840_write4(client, 0x44c, 0x161f1000); break; - case V4L2_IDENT_CX23887_AV: + case CX23887_AV: /* * 25.0 MHz * (0x16 + 0x1d1744c/0x2000000)/4 = 5 * 28.636363 MHz * 572.73 MHz before post divide @@ -519,7 +518,7 @@ static void cx23885_initialize(struct i2c_client *client) cx25840_write4(client, 0x11c, 0x01d1744c); cx25840_write4(client, 0x118, 0x00000416); break; - case V4L2_IDENT_CX23885_AV: + case CX23885_AV: default: /* * 28.636363 MHz * (0x14 + 0x0/0x2000000)/4 = 5 * 28.636363 MHz @@ -546,7 +545,7 @@ static void cx23885_initialize(struct i2c_client *client) /* HVR1850 */ switch (state->id) { - case V4L2_IDENT_CX23888_AV: + case CX23888_AV: /* 888/HVR1250 specific */ cx25840_write4(client, 0x10c, 0x13333333); cx25840_write4(client, 0x108, 0x00000515); @@ -570,7 +569,7 @@ static void cx23885_initialize(struct i2c_client *client) * 48 ksps, 16 bits/sample, x16 multiplier = 12.288 MHz */ switch (state->id) { - case V4L2_IDENT_CX23888_AV: + case CX23888_AV: /* * 50.0 MHz * (0x7 + 0x0bedfa4/0x2000000)/3 = 122.88 MHz * 368.64 MHz before post divide @@ -580,7 +579,7 @@ static void cx23885_initialize(struct i2c_client *client) cx25840_write4(client, 0x114, 0x017dbf48); cx25840_write4(client, 0x110, 0x000a030e); break; - case V4L2_IDENT_CX23887_AV: + case CX23887_AV: /* * 25.0 MHz * (0xe + 0x17dbf48/0x2000000)/3 = 122.88 MHz * 368.64 MHz before post divide @@ -589,7 +588,7 @@ static void cx23885_initialize(struct i2c_client *client) cx25840_write4(client, 0x114, 0x017dbf48); cx25840_write4(client, 0x110, 0x000a030e); break; - case V4L2_IDENT_CX23885_AV: + case CX23885_AV: default: /* * 28.636363 MHz * (0xc + 0x1bf0c9e/0x2000000)/3 = 122.88 MHz @@ -1662,10 +1661,6 @@ static int cx25840_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->size = 1; reg->val = cx25840_read(client, reg->reg & 0x0fff); return 0; @@ -1675,10 +1670,6 @@ static int cx25840_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_regi { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; cx25840_write(client, reg->reg & 0x0fff, reg->val & 0xff); return 0; } @@ -1938,14 +1929,6 @@ static int cx25840_reset(struct v4l2_subdev *sd, u32 val) return 0; } -static int cx25840_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct cx25840_state *state = to_state(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, state->id, state->rev); -} - static int cx25840_log_status(struct v4l2_subdev *sd) { struct cx25840_state *state = to_state(sd); @@ -5051,7 +5034,6 @@ static const struct v4l2_ctrl_ops cx25840_ctrl_ops = { static const struct v4l2_subdev_core_ops cx25840_core_ops = { .log_status = cx25840_log_status, - .g_chip_ident = cx25840_g_chip_ident, .g_ctrl = v4l2_subdev_g_ctrl, .s_ctrl = v4l2_subdev_s_ctrl, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -5128,18 +5110,18 @@ static u32 get_cx2388x_ident(struct i2c_client *client) ret = cx25840_read4(client, 0x300); if (((ret & 0xffff0000) >> 16) == (ret & 0xffff)) { /* No DIF */ - ret = V4L2_IDENT_CX23885_AV; + ret = CX23885_AV; } else { /* CX23887 has a broken DIF, but the registers * appear valid (but unused), good enough to detect. */ - ret = V4L2_IDENT_CX23887_AV; + ret = CX23887_AV; } } else if (cx25840_read4(client, 0x300) & 0x0fffffff) { /* DIF PLL Freq Word reg exists; chip must be a CX23888 */ - ret = V4L2_IDENT_CX23888_AV; + ret = CX23888_AV; } else { v4l_err(client, "Unable to detect h/w, assuming cx23887\n"); - ret = V4L2_IDENT_CX23887_AV; + ret = CX23887_AV; } /* Back into digital power down */ @@ -5153,7 +5135,7 @@ static int cx25840_probe(struct i2c_client *client, struct cx25840_state *state; struct v4l2_subdev *sd; int default_volume; - u32 id = V4L2_IDENT_NONE; + u32 id; u16 device_id; /* Check if the adapter supports the needed features */ @@ -5169,14 +5151,14 @@ static int cx25840_probe(struct i2c_client *client, /* The high byte of the device ID should be * 0x83 for the cx2583x and 0x84 for the cx2584x */ if ((device_id & 0xff00) == 0x8300) { - id = V4L2_IDENT_CX25836 + ((device_id >> 4) & 0xf) - 6; + id = CX25836 + ((device_id >> 4) & 0xf) - 6; } else if ((device_id & 0xff00) == 0x8400) { - id = V4L2_IDENT_CX25840 + ((device_id >> 4) & 0xf); + id = CX25840 + ((device_id >> 4) & 0xf); } else if (device_id == 0x0000) { id = get_cx2388x_ident(client); } else if ((device_id & 0xfff0) == 0x5A30) { /* The CX23100 (0x5A3C = 23100) doesn't have an A/V decoder */ - id = V4L2_IDENT_CX2310X_AV; + id = CX2310X_AV; } else if ((device_id & 0xff) == (device_id >> 8)) { v4l_err(client, "likely a confused/unresponsive cx2388[578] A/V decoder" @@ -5190,7 +5172,7 @@ static int cx25840_probe(struct i2c_client *client, return -ENODEV; } - state = kzalloc(sizeof(struct cx25840_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; @@ -5198,26 +5180,26 @@ static int cx25840_probe(struct i2c_client *client, v4l2_i2c_subdev_init(sd, client, &cx25840_ops); switch (id) { - case V4L2_IDENT_CX23885_AV: + case CX23885_AV: v4l_info(client, "cx23885 A/V decoder found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); break; - case V4L2_IDENT_CX23887_AV: + case CX23887_AV: v4l_info(client, "cx23887 A/V decoder found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); break; - case V4L2_IDENT_CX23888_AV: + case CX23888_AV: v4l_info(client, "cx23888 A/V decoder found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); break; - case V4L2_IDENT_CX2310X_AV: + case CX2310X_AV: v4l_info(client, "cx%d A/V decoder found @ 0x%x (%s)\n", device_id, client->addr << 1, client->adapter->name); break; - case V4L2_IDENT_CX25840: - case V4L2_IDENT_CX25841: - case V4L2_IDENT_CX25842: - case V4L2_IDENT_CX25843: + case CX25840: + case CX25841: + case CX25842: + case CX25843: /* Note: revision '(device_id & 0x0f) == 2' was never built. The marking skips from 0x1 == 22 to 0x3 == 23. */ v4l_info(client, "cx25%3x-2%x found @ 0x%x (%s)\n", @@ -5226,8 +5208,8 @@ static int cx25840_probe(struct i2c_client *client, : (device_id & 0x0f), client->addr << 1, client->adapter->name); break; - case V4L2_IDENT_CX25836: - case V4L2_IDENT_CX25837: + case CX25836: + case CX25837: default: v4l_info(client, "cx25%3x-%x found @ 0x%x (%s)\n", (device_id & 0xfff0) >> 4, device_id & 0x0f, @@ -5292,7 +5274,6 @@ static int cx25840_probe(struct i2c_client *client, int err = state->hdl.error; v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return err; } if (!is_cx2583x(state)) @@ -5317,7 +5298,6 @@ static int cx25840_remove(struct i2c_client *client) cx25840_ir_remove(sd); v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return 0; } diff --git a/drivers/media/i2c/cx25840/cx25840-core.h b/drivers/media/i2c/cx25840/cx25840-core.h index bd4ada2..37bc042 100644 --- a/drivers/media/i2c/cx25840/cx25840-core.h +++ b/drivers/media/i2c/cx25840/cx25840-core.h @@ -23,12 +23,24 @@ #include #include -#include #include #include struct cx25840_ir_state; +enum cx25840_model { + CX23885_AV, + CX23887_AV, + CX23888_AV, + CX2310X_AV, + CX25840, + CX25841, + CX25842, + CX25843, + CX25836, + CX25837, +}; + struct cx25840_state { struct i2c_client *c; struct v4l2_subdev sd; @@ -46,7 +58,7 @@ struct cx25840_state { u32 audclk_freq; int audmode; int vbi_line_offset; - u32 id; + enum cx25840_model id; u32 rev; int is_initialized; wait_queue_head_t fw_wait; /* wake up when the fw load is finished */ @@ -66,35 +78,35 @@ static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl) static inline bool is_cx2583x(struct cx25840_state *state) { - return state->id == V4L2_IDENT_CX25836 || - state->id == V4L2_IDENT_CX25837; + return state->id == CX25836 || + state->id == CX25837; } static inline bool is_cx231xx(struct cx25840_state *state) { - return state->id == V4L2_IDENT_CX2310X_AV; + return state->id == CX2310X_AV; } static inline bool is_cx2388x(struct cx25840_state *state) { - return state->id == V4L2_IDENT_CX23885_AV || - state->id == V4L2_IDENT_CX23887_AV || - state->id == V4L2_IDENT_CX23888_AV; + return state->id == CX23885_AV || + state->id == CX23887_AV || + state->id == CX23888_AV; } static inline bool is_cx23885(struct cx25840_state *state) { - return state->id == V4L2_IDENT_CX23885_AV; + return state->id == CX23885_AV; } static inline bool is_cx23887(struct cx25840_state *state) { - return state->id == V4L2_IDENT_CX23887_AV; + return state->id == CX23887_AV; } static inline bool is_cx23888(struct cx25840_state *state) { - return state->id == V4L2_IDENT_CX23888_AV; + return state->id == CX23888_AV; } /* ----------------------------------------------------------------------- */ diff --git a/drivers/media/i2c/cx25840/cx25840-ir.c b/drivers/media/i2c/cx25840/cx25840-ir.c index 9ae977b..e6588ee 100644 --- a/drivers/media/i2c/cx25840/cx25840-ir.c +++ b/drivers/media/i2c/cx25840/cx25840-ir.c @@ -1230,16 +1230,14 @@ int cx25840_ir_probe(struct v4l2_subdev *sd) if (!(is_cx23885(state) || is_cx23887(state))) return 0; - ir_state = kzalloc(sizeof(struct cx25840_ir_state), GFP_KERNEL); + ir_state = devm_kzalloc(&state->c->dev, sizeof(*ir_state), GFP_KERNEL); if (ir_state == NULL) return -ENOMEM; spin_lock_init(&ir_state->rx_kfifo_lock); if (kfifo_alloc(&ir_state->rx_kfifo, - CX25840_IR_RX_KFIFO_SIZE, GFP_KERNEL)) { - kfree(ir_state); + CX25840_IR_RX_KFIFO_SIZE, GFP_KERNEL)) return -ENOMEM; - } ir_state->c = state->c; state->ir_state = ir_state; @@ -1273,7 +1271,6 @@ int cx25840_ir_remove(struct v4l2_subdev *sd) cx25840_ir_tx_shutdown(sd); kfifo_free(&ir_state->rx_kfifo); - kfree(ir_state); state->ir_state = NULL; return 0; } diff --git a/drivers/media/i2c/ir-kbd-i2c.c b/drivers/media/i2c/ir-kbd-i2c.c index 8e2f79c..82bf567 100644 --- a/drivers/media/i2c/ir-kbd-i2c.c +++ b/drivers/media/i2c/ir-kbd-i2c.c @@ -295,7 +295,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id) unsigned short addr = client->addr; int err; - ir = kzalloc(sizeof(struct IR_i2c), GFP_KERNEL); + ir = devm_kzalloc(&client->dev, sizeof(*ir), GFP_KERNEL); if (!ir) return -ENOMEM; @@ -398,10 +398,8 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id) * internally */ rc = rc_allocate_device(); - if (!rc) { - err = -ENOMEM; - goto err_out_free; - } + if (!rc) + return -ENOMEM; } ir->rc = rc; @@ -454,7 +452,6 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id) err_out_free: /* Only frees rc if it were allocated internally */ rc_free_device(rc); - kfree(ir); return err; } @@ -470,7 +467,6 @@ static int ir_remove(struct i2c_client *client) rc_unregister_device(ir->rc); /* free memory */ - kfree(ir); return 0; } diff --git a/drivers/media/i2c/ks0127.c b/drivers/media/i2c/ks0127.c index 04a6efa..c3e94ae 100644 --- a/drivers/media/i2c/ks0127.c +++ b/drivers/media/i2c/ks0127.c @@ -42,7 +42,6 @@ #include #include #include -#include #include "ks0127.h" MODULE_DESCRIPTION("KS0127 video decoder driver"); @@ -200,7 +199,6 @@ struct adjust { struct ks0127 { struct v4l2_subdev sd; v4l2_std_id norm; - int ident; u8 regs[256]; }; @@ -371,12 +369,9 @@ static void ks0127_and_or(struct v4l2_subdev *sd, u8 reg, u8 and_v, u8 or_v) ****************************************************************************/ static void ks0127_init(struct v4l2_subdev *sd) { - struct ks0127 *ks = to_ks0127(sd); u8 *table = reg_defaults; int i; - ks->ident = V4L2_IDENT_KS0127; - v4l2_dbg(1, debug, sd, "reset\n"); msleep(1); @@ -397,7 +392,6 @@ static void ks0127_init(struct v4l2_subdev *sd) if ((ks0127_read(sd, KS_STAT) & 0x80) == 0) { - ks->ident = V4L2_IDENT_KS0122S; v4l2_dbg(1, debug, sd, "ks0122s found\n"); return; } @@ -408,7 +402,6 @@ static void ks0127_init(struct v4l2_subdev *sd) break; case 9: - ks->ident = V4L2_IDENT_KS0127B; v4l2_dbg(1, debug, sd, "ks0127B Revision A found\n"); break; @@ -616,17 +609,24 @@ static int ks0127_status(struct v4l2_subdev *sd, u32 *pstatus, v4l2_std_id *pstd { int stat = V4L2_IN_ST_NO_SIGNAL; u8 status; - v4l2_std_id std = V4L2_STD_ALL; + v4l2_std_id std = pstd ? *pstd : V4L2_STD_ALL; status = ks0127_read(sd, KS_STAT); if (!(status & 0x20)) /* NOVID not set */ stat = 0; - if (!(status & 0x01)) /* CLOCK set */ + if (!(status & 0x01)) { /* CLOCK set */ stat |= V4L2_IN_ST_NO_COLOR; - if ((status & 0x08)) /* PALDET set */ - std = V4L2_STD_PAL; + std = V4L2_STD_UNKNOWN; + } else { + if ((status & 0x08)) /* PALDET set */ + std &= V4L2_STD_PAL; + else + std &= V4L2_STD_NTSC; + } + if ((status & 0x10)) /* PALDET set */ + std &= V4L2_STD_525_60; else - std = V4L2_STD_NTSC; + std &= V4L2_STD_625_50; if (pstd) *pstd = std; if (pstatus) @@ -646,18 +646,9 @@ static int ks0127_g_input_status(struct v4l2_subdev *sd, u32 *status) return ks0127_status(sd, status, NULL); } -static int ks0127_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ks0127 *ks = to_ks0127(sd); - - return v4l2_chip_ident_i2c_client(client, chip, ks->ident, 0); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_subdev_core_ops ks0127_core_ops = { - .g_chip_ident = ks0127_g_chip_ident, .s_std = ks0127_s_std, }; @@ -685,7 +676,7 @@ static int ks0127_probe(struct i2c_client *client, const struct i2c_device_id *i client->addr == (I2C_KS0127_ADDON >> 1) ? "addon" : "on-board", client->addr << 1, client->adapter->name); - ks = kzalloc(sizeof(*ks), GFP_KERNEL); + ks = devm_kzalloc(&client->dev, sizeof(*ks), GFP_KERNEL); if (ks == NULL) return -ENOMEM; sd = &ks->sd; @@ -708,7 +699,6 @@ static int ks0127_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); ks0127_write(sd, KS_OFMTA, 0x20); /* tristate */ ks0127_write(sd, KS_CMDA, 0x2c | 0x80); /* power down */ - kfree(to_ks0127(sd)); return 0; } diff --git a/drivers/media/i2c/m52790.c b/drivers/media/i2c/m52790.c index 39f50fd..bf47635 100644 --- a/drivers/media/i2c/m52790.c +++ b/drivers/media/i2c/m52790.c @@ -29,7 +29,6 @@ #include #include #include -#include MODULE_DESCRIPTION("i2c device driver for m52790 A/V switch"); MODULE_AUTHOR("Hans Verkuil"); @@ -83,12 +82,7 @@ static int m52790_s_routing(struct v4l2_subdev *sd, static int m52790_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { struct m52790_state *state = to_state(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; if (reg->reg != 0) return -EINVAL; reg->size = 1; @@ -99,12 +93,7 @@ static int m52790_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *r static int m52790_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct m52790_state *state = to_state(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; if (reg->reg != 0) return -EINVAL; state->input = reg->val & 0x0303; @@ -114,13 +103,6 @@ static int m52790_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_regis } #endif -static int m52790_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_M52790, 0); -} - static int m52790_log_status(struct v4l2_subdev *sd) { struct m52790_state *state = to_state(sd); @@ -136,7 +118,6 @@ static int m52790_log_status(struct v4l2_subdev *sd) static const struct v4l2_subdev_core_ops m52790_core_ops = { .log_status = m52790_log_status, - .g_chip_ident = m52790_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = m52790_g_register, .s_register = m52790_s_register, @@ -174,7 +155,7 @@ static int m52790_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct m52790_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; @@ -191,7 +172,6 @@ static int m52790_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(to_state(sd)); return 0; } diff --git a/drivers/media/i2c/m5mols/m5mols_core.c b/drivers/media/i2c/m5mols/m5mols_core.c index 0b899cb..8d870b7 100644 --- a/drivers/media/i2c/m5mols/m5mols_core.c +++ b/drivers/media/i2c/m5mols/m5mols_core.c @@ -930,6 +930,7 @@ static int m5mols_probe(struct i2c_client *client, const struct i2c_device_id *id) { const struct m5mols_platform_data *pdata = client->dev.platform_data; + unsigned long gpio_flags; struct m5mols_info *info; struct v4l2_subdev *sd; int ret; @@ -949,24 +950,27 @@ static int m5mols_probe(struct i2c_client *client, return -EINVAL; } - info = kzalloc(sizeof(struct m5mols_info), GFP_KERNEL); + info = devm_kzalloc(&client->dev, sizeof(*info), GFP_KERNEL); if (!info) return -ENOMEM; info->pdata = pdata; info->set_power = pdata->set_power; - ret = gpio_request(pdata->gpio_reset, "M5MOLS_NRST"); + gpio_flags = pdata->reset_polarity + ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW; + ret = devm_gpio_request_one(&client->dev, pdata->gpio_reset, gpio_flags, + "M5MOLS_NRST"); if (ret) { dev_err(&client->dev, "Failed to request gpio: %d\n", ret); - goto out_free; + return ret; } - gpio_direction_output(pdata->gpio_reset, pdata->reset_polarity); - ret = regulator_bulk_get(&client->dev, ARRAY_SIZE(supplies), supplies); + ret = devm_regulator_bulk_get(&client->dev, ARRAY_SIZE(supplies), + supplies); if (ret) { dev_err(&client->dev, "Failed to get regulators: %d\n", ret); - goto out_gpio; + return ret; } sd = &info->sd; @@ -978,17 +982,17 @@ static int m5mols_probe(struct i2c_client *client, info->pad.flags = MEDIA_PAD_FL_SOURCE; ret = media_entity_init(&sd->entity, 1, &info->pad, 0); if (ret < 0) - goto out_reg; + return ret; sd->entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR; init_waitqueue_head(&info->irq_waitq); mutex_init(&info->lock); - ret = request_irq(client->irq, m5mols_irq_handler, - IRQF_TRIGGER_RISING, MODULE_NAME, sd); + ret = devm_request_irq(&client->dev, client->irq, m5mols_irq_handler, + IRQF_TRIGGER_RISING, MODULE_NAME, sd); if (ret) { dev_err(&client->dev, "Interrupt request failed: %d\n", ret); - goto out_me; + goto error; } info->res_type = M5MOLS_RESTYPE_MONITOR; info->ffmt[0] = m5mols_default_ffmt[0]; @@ -996,7 +1000,7 @@ static int m5mols_probe(struct i2c_client *client, ret = m5mols_sensor_power(info, true); if (ret) - goto out_irq; + goto error; ret = m5mols_fw_start(sd); if (!ret) @@ -1005,32 +1009,19 @@ static int m5mols_probe(struct i2c_client *client, ret = m5mols_sensor_power(info, false); if (!ret) return 0; -out_irq: - free_irq(client->irq, sd); -out_me: +error: media_entity_cleanup(&sd->entity); -out_reg: - regulator_bulk_free(ARRAY_SIZE(supplies), supplies); -out_gpio: - gpio_free(pdata->gpio_reset); -out_free: - kfree(info); return ret; } static int m5mols_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); - struct m5mols_info *info = to_m5mols(sd); v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(sd->ctrl_handler); - free_irq(client->irq, sd); - - regulator_bulk_free(ARRAY_SIZE(supplies), supplies); - gpio_free(info->pdata->gpio_reset); media_entity_cleanup(&sd->entity); - kfree(info); + return 0; } diff --git a/drivers/media/i2c/ml86v7667.c b/drivers/media/i2c/ml86v7667.c new file mode 100644 index 0000000..efdc873 --- /dev/null +++ b/drivers/media/i2c/ml86v7667.c @@ -0,0 +1,431 @@ +/* + * OKI Semiconductor ML86V7667 video decoder driver + * + * Author: Vladimir Barinov + * Copyright (C) 2013 Cogent Embedded, Inc. + * Copyright (C) 2013 Renesas Solutions Corp. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define DRV_NAME "ml86v7667" + +/* Subaddresses */ +#define MRA_REG 0x00 /* Mode Register A */ +#define MRC_REG 0x02 /* Mode Register C */ +#define LUMC_REG 0x0C /* Luminance Control */ +#define CLC_REG 0x10 /* Contrast level control */ +#define SSEPL_REG 0x11 /* Sync separation level */ +#define CHRCA_REG 0x12 /* Chrominance Control A */ +#define ACCC_REG 0x14 /* ACC Loop filter & Chrominance control */ +#define ACCRC_REG 0x15 /* ACC Reference level control */ +#define HUE_REG 0x16 /* Hue control */ +#define ADC2_REG 0x1F /* ADC Register 2 */ +#define PLLR1_REG 0x20 /* PLL Register 1 */ +#define STATUS_REG 0x2C /* STATUS Register */ + +/* Mode Register A register bits */ +#define MRA_OUTPUT_MODE_MASK (3 << 6) +#define MRA_ITUR_BT601 (1 << 6) +#define MRA_ITUR_BT656 (0 << 6) +#define MRA_INPUT_MODE_MASK (7 << 3) +#define MRA_PAL_BT601 (4 << 3) +#define MRA_NTSC_BT601 (0 << 3) +#define MRA_REGISTER_MODE (1 << 0) + +/* Mode Register C register bits */ +#define MRC_AUTOSELECT (1 << 7) + +/* Luminance Control register bits */ +#define LUMC_ONOFF_SHIFT 7 +#define LUMC_ONOFF_MASK (1 << 7) + +/* Contrast level control register bits */ +#define CLC_CONTRAST_ONOFF (1 << 7) +#define CLC_CONTRAST_MASK 0x0F + +/* Sync separation level register bits */ +#define SSEPL_LUMINANCE_ONOFF (1 << 7) +#define SSEPL_LUMINANCE_MASK 0x7F + +/* Chrominance Control A register bits */ +#define CHRCA_MODE_SHIFT 6 +#define CHRCA_MODE_MASK (1 << 6) + +/* ACC Loop filter & Chrominance control register bits */ +#define ACCC_CHROMA_CR_SHIFT 3 +#define ACCC_CHROMA_CR_MASK (7 << 3) +#define ACCC_CHROMA_CB_SHIFT 0 +#define ACCC_CHROMA_CB_MASK (7 << 0) + +/* ACC Reference level control register bits */ +#define ACCRC_CHROMA_MASK 0xfc +#define ACCRC_CHROMA_SHIFT 2 + +/* ADC Register 2 register bits */ +#define ADC2_CLAMP_VOLTAGE_MASK (7 << 1) +#define ADC2_CLAMP_VOLTAGE(n) ((n & 7) << 1) + +/* PLL Register 1 register bits */ +#define PLLR1_FIXED_CLOCK (1 << 7) + +/* STATUS Register register bits */ +#define STATUS_HLOCK_DETECT (1 << 3) +#define STATUS_NTSCPAL (1 << 2) + +struct ml86v7667_priv { + struct v4l2_subdev sd; + struct v4l2_ctrl_handler hdl; + v4l2_std_id std; +}; + +static inline struct ml86v7667_priv *to_ml86v7667(struct v4l2_subdev *subdev) +{ + return container_of(subdev, struct ml86v7667_priv, sd); +} + +static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl) +{ + return &container_of(ctrl->handler, struct ml86v7667_priv, hdl)->sd; +} + +static int ml86v7667_mask_set(struct i2c_client *client, const u8 reg, + const u8 mask, const u8 data) +{ + int val = i2c_smbus_read_byte_data(client, reg); + if (val < 0) + return val; + + val = (val & ~mask) | (data & mask); + return i2c_smbus_write_byte_data(client, reg, val); +} + +static int ml86v7667_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct v4l2_subdev *sd = to_sd(ctrl); + struct i2c_client *client = v4l2_get_subdevdata(sd); + int ret; + + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + ret = ml86v7667_mask_set(client, SSEPL_REG, + SSEPL_LUMINANCE_MASK, ctrl->val); + break; + case V4L2_CID_CONTRAST: + ret = ml86v7667_mask_set(client, CLC_REG, + CLC_CONTRAST_MASK, ctrl->val); + break; + case V4L2_CID_CHROMA_GAIN: + ret = ml86v7667_mask_set(client, ACCRC_REG, ACCRC_CHROMA_MASK, + ctrl->val << ACCRC_CHROMA_SHIFT); + break; + case V4L2_CID_HUE: + ret = ml86v7667_mask_set(client, HUE_REG, ~0, ctrl->val); + break; + case V4L2_CID_RED_BALANCE: + ret = ml86v7667_mask_set(client, ACCC_REG, + ACCC_CHROMA_CR_MASK, + ctrl->val << ACCC_CHROMA_CR_SHIFT); + break; + case V4L2_CID_BLUE_BALANCE: + ret = ml86v7667_mask_set(client, ACCC_REG, + ACCC_CHROMA_CB_MASK, + ctrl->val << ACCC_CHROMA_CB_SHIFT); + break; + case V4L2_CID_SHARPNESS: + ret = ml86v7667_mask_set(client, LUMC_REG, + LUMC_ONOFF_MASK, + ctrl->val << LUMC_ONOFF_SHIFT); + break; + case V4L2_CID_COLOR_KILLER: + ret = ml86v7667_mask_set(client, CHRCA_REG, + CHRCA_MODE_MASK, + ctrl->val << CHRCA_MODE_SHIFT); + break; + } + + return 0; +} + +static int ml86v7667_querystd(struct v4l2_subdev *sd, v4l2_std_id *std) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + int status; + + status = i2c_smbus_read_byte_data(client, STATUS_REG); + if (status < 0) + return status; + + if (status & STATUS_HLOCK_DETECT) + *std &= status & STATUS_NTSCPAL ? V4L2_STD_625_50 : V4L2_STD_525_60; + else + *std = V4L2_STD_UNKNOWN; + + return 0; +} + +static int ml86v7667_g_input_status(struct v4l2_subdev *sd, u32 *status) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + int status_reg; + + status_reg = i2c_smbus_read_byte_data(client, STATUS_REG); + if (status_reg < 0) + return status_reg; + + *status = status_reg & STATUS_HLOCK_DETECT ? 0 : V4L2_IN_ST_NO_SIGNAL; + + return 0; +} + +static int ml86v7667_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned int index, + enum v4l2_mbus_pixelcode *code) +{ + if (index > 0) + return -EINVAL; + + *code = V4L2_MBUS_FMT_YUYV8_2X8; + + return 0; +} + +static int ml86v7667_mbus_fmt(struct v4l2_subdev *sd, + struct v4l2_mbus_framefmt *fmt) +{ + struct ml86v7667_priv *priv = to_ml86v7667(sd); + + fmt->code = V4L2_MBUS_FMT_YUYV8_2X8; + fmt->colorspace = V4L2_COLORSPACE_SMPTE170M; + fmt->field = V4L2_FIELD_INTERLACED; + fmt->width = 720; + fmt->height = priv->std & V4L2_STD_525_60 ? 480 : 576; + + return 0; +} + +static int ml86v7667_g_mbus_config(struct v4l2_subdev *sd, + struct v4l2_mbus_config *cfg) +{ + cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_PCLK_SAMPLE_RISING | + V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_BT656; + + return 0; +} + +static int ml86v7667_s_std(struct v4l2_subdev *sd, v4l2_std_id std) +{ + struct ml86v7667_priv *priv = to_ml86v7667(sd); + struct i2c_client *client = v4l2_get_subdevdata(&priv->sd); + int ret; + u8 mode; + + /* PAL/NTSC ITU-R BT.601 input mode */ + mode = std & V4L2_STD_525_60 ? MRA_NTSC_BT601 : MRA_PAL_BT601; + ret = ml86v7667_mask_set(client, MRA_REG, MRA_INPUT_MODE_MASK, mode); + if (ret < 0) + return ret; + + priv->std = std; + + return 0; +} + +#ifdef CONFIG_VIDEO_ADV_DEBUG +static int ml86v7667_g_register(struct v4l2_subdev *sd, + struct v4l2_dbg_register *reg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + int ret; + + ret = i2c_smbus_read_byte_data(client, (u8)reg->reg); + if (ret < 0) + return ret; + + reg->val = ret; + reg->size = sizeof(u8); + + return 0; +} + +static int ml86v7667_s_register(struct v4l2_subdev *sd, + const struct v4l2_dbg_register *reg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + + return i2c_smbus_write_byte_data(client, (u8)reg->reg, (u8)reg->val); +} +#endif + +static const struct v4l2_ctrl_ops ml86v7667_ctrl_ops = { + .s_ctrl = ml86v7667_s_ctrl, +}; + +static struct v4l2_subdev_video_ops ml86v7667_subdev_video_ops = { + .querystd = ml86v7667_querystd, + .g_input_status = ml86v7667_g_input_status, + .enum_mbus_fmt = ml86v7667_enum_mbus_fmt, + .try_mbus_fmt = ml86v7667_mbus_fmt, + .g_mbus_fmt = ml86v7667_mbus_fmt, + .s_mbus_fmt = ml86v7667_mbus_fmt, + .g_mbus_config = ml86v7667_g_mbus_config, +}; + +static struct v4l2_subdev_core_ops ml86v7667_subdev_core_ops = { + .s_std = ml86v7667_s_std, +#ifdef CONFIG_VIDEO_ADV_DEBUG + .g_register = ml86v7667_g_register, + .s_register = ml86v7667_s_register, +#endif +}; + +static struct v4l2_subdev_ops ml86v7667_subdev_ops = { + .core = &ml86v7667_subdev_core_ops, + .video = &ml86v7667_subdev_video_ops, +}; + +static int ml86v7667_init(struct ml86v7667_priv *priv) +{ + struct i2c_client *client = v4l2_get_subdevdata(&priv->sd); + int val; + int ret; + + /* BT.656-4 output mode, register mode */ + ret = ml86v7667_mask_set(client, MRA_REG, + MRA_OUTPUT_MODE_MASK | MRA_REGISTER_MODE, + MRA_ITUR_BT656 | MRA_REGISTER_MODE); + + /* PLL circuit fixed clock, 32MHz */ + ret |= ml86v7667_mask_set(client, PLLR1_REG, PLLR1_FIXED_CLOCK, + PLLR1_FIXED_CLOCK); + + /* ADC2 clamping voltage maximum */ + ret |= ml86v7667_mask_set(client, ADC2_REG, ADC2_CLAMP_VOLTAGE_MASK, + ADC2_CLAMP_VOLTAGE(7)); + + /* enable luminance function */ + ret |= ml86v7667_mask_set(client, SSEPL_REG, SSEPL_LUMINANCE_ONOFF, + SSEPL_LUMINANCE_ONOFF); + + /* enable contrast function */ + ret |= ml86v7667_mask_set(client, CLC_REG, CLC_CONTRAST_ONOFF, 0); + + /* + * PAL/NTSC autodetection is enabled after reset, + * set the autodetected std in manual std mode and + * disable autodetection + */ + val = i2c_smbus_read_byte_data(client, STATUS_REG); + if (val < 0) + return val; + + priv->std = val & STATUS_NTSCPAL ? V4L2_STD_625_50 : V4L2_STD_525_60; + ret |= ml86v7667_mask_set(client, MRC_REG, MRC_AUTOSELECT, 0); + + val = priv->std & V4L2_STD_525_60 ? MRA_NTSC_BT601 : MRA_PAL_BT601; + ret |= ml86v7667_mask_set(client, MRA_REG, MRA_INPUT_MODE_MASK, val); + + return ret; +} + +static int ml86v7667_probe(struct i2c_client *client, + const struct i2c_device_id *did) +{ + struct ml86v7667_priv *priv; + int ret; + + if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) + return -EIO; + + priv = devm_kzalloc(&client->dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + v4l2_i2c_subdev_init(&priv->sd, client, &ml86v7667_subdev_ops); + + v4l2_ctrl_handler_init(&priv->hdl, 8); + v4l2_ctrl_new_std(&priv->hdl, &ml86v7667_ctrl_ops, + V4L2_CID_BRIGHTNESS, -64, 63, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ml86v7667_ctrl_ops, + V4L2_CID_CONTRAST, -8, 7, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ml86v7667_ctrl_ops, + V4L2_CID_CHROMA_GAIN, -32, 31, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ml86v7667_ctrl_ops, + V4L2_CID_HUE, -128, 127, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ml86v7667_ctrl_ops, + V4L2_CID_RED_BALANCE, -4, 3, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ml86v7667_ctrl_ops, + V4L2_CID_BLUE_BALANCE, -4, 3, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ml86v7667_ctrl_ops, + V4L2_CID_SHARPNESS, 0, 1, 1, 0); + v4l2_ctrl_new_std(&priv->hdl, &ml86v7667_ctrl_ops, + V4L2_CID_COLOR_KILLER, 0, 1, 1, 0); + priv->sd.ctrl_handler = &priv->hdl; + + ret = priv->hdl.error; + if (ret) + goto cleanup; + + v4l2_ctrl_handler_setup(&priv->hdl); + + ret = ml86v7667_init(priv); + if (ret) + goto cleanup; + + v4l_info(client, "chip found @ 0x%02x (%s)\n", + client->addr, client->adapter->name); + return 0; + +cleanup: + v4l2_ctrl_handler_free(&priv->hdl); + v4l2_device_unregister_subdev(&priv->sd); + v4l_err(client, "failed to probe @ 0x%02x (%s)\n", + client->addr, client->adapter->name); + return ret; +} + +static int ml86v7667_remove(struct i2c_client *client) +{ + struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct ml86v7667_priv *priv = to_ml86v7667(sd); + + v4l2_ctrl_handler_free(&priv->hdl); + v4l2_device_unregister_subdev(&priv->sd); + + return 0; +} + +static const struct i2c_device_id ml86v7667_id[] = { + {DRV_NAME, 0}, + {}, +}; +MODULE_DEVICE_TABLE(i2c, ml86v7667_id); + +static struct i2c_driver ml86v7667_i2c_driver = { + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + }, + .probe = ml86v7667_probe, + .remove = ml86v7667_remove, + .id_table = ml86v7667_id, +}; + +module_i2c_driver(ml86v7667_i2c_driver); + +MODULE_DESCRIPTION("OKI Semiconductor ML86V7667 video decoder driver"); +MODULE_AUTHOR("Vladimir Barinov"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/i2c/msp3400-driver.c b/drivers/media/i2c/msp3400-driver.c index 54a9dd3..8190fec 100644 --- a/drivers/media/i2c/msp3400-driver.c +++ b/drivers/media/i2c/msp3400-driver.c @@ -570,15 +570,6 @@ static int msp_s_i2s_clock_freq(struct v4l2_subdev *sd, u32 freq) return 0; } -static int msp_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct msp_state *state = to_state(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, state->ident, - (state->rev1 << 16) | state->rev2); -} - static int msp_log_status(struct v4l2_subdev *sd) { struct msp_state *state = to_state(sd); @@ -651,7 +642,6 @@ static const struct v4l2_ctrl_ops msp_ctrl_ops = { static const struct v4l2_subdev_core_ops msp_core_ops = { .log_status = msp_log_status, - .g_chip_ident = msp_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -707,7 +697,7 @@ static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id) return -ENODEV; } - state = kzalloc(sizeof(*state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (!state) return -ENOMEM; @@ -732,7 +722,6 @@ static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id) if (state->rev1 == -1 || (state->rev1 == 0 && state->rev2 == 0)) { v4l_dbg(1, msp_debug, client, "not an msp3400 (cannot read chip version)\n"); - kfree(state); return -ENODEV; } @@ -827,7 +816,6 @@ static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id) int err = hdl->error; v4l2_ctrl_handler_free(hdl); - kfree(state); return err; } @@ -889,7 +877,6 @@ static int msp_remove(struct i2c_client *client) msp_reset(client); v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return 0; } diff --git a/drivers/media/i2c/mt9m032.c b/drivers/media/i2c/mt9m032.c index 8edb3d8..846b15f 100644 --- a/drivers/media/i2c/mt9m032.c +++ b/drivers/media/i2c/mt9m032.c @@ -554,10 +554,8 @@ static int mt9m032_g_register(struct v4l2_subdev *sd, struct i2c_client *client = v4l2_get_subdevdata(&sensor->subdev); int val; - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff) + if (reg->reg > 0xff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; val = mt9m032_read(client, reg->reg); if (val < 0) @@ -575,12 +573,9 @@ static int mt9m032_s_register(struct v4l2_subdev *sd, struct mt9m032 *sensor = to_mt9m032(sd); struct i2c_client *client = v4l2_get_subdevdata(&sensor->subdev); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff) + if (reg->reg > 0xff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - return mt9m032_write(client, reg->reg, reg->val); } #endif @@ -730,7 +725,7 @@ static int mt9m032_probe(struct i2c_client *client, if (!client->dev.platform_data) return -ENODEV; - sensor = kzalloc(sizeof(*sensor), GFP_KERNEL); + sensor = devm_kzalloc(&client->dev, sizeof(*sensor), GFP_KERNEL); if (sensor == NULL) return -ENOMEM; @@ -860,7 +855,6 @@ error_ctrl: v4l2_ctrl_handler_free(&sensor->ctrls); error_sensor: mutex_destroy(&sensor->lock); - kfree(sensor); return ret; } @@ -873,7 +867,6 @@ static int mt9m032_remove(struct i2c_client *client) v4l2_ctrl_handler_free(&sensor->ctrls); media_entity_cleanup(&subdev->entity); mutex_destroy(&sensor->lock); - kfree(sensor); return 0; } diff --git a/drivers/media/i2c/mt9p031.c b/drivers/media/i2c/mt9p031.c index 28cf95b..4734836 100644 --- a/drivers/media/i2c/mt9p031.c +++ b/drivers/media/i2c/mt9p031.c @@ -16,18 +16,19 @@ #include #include #include -#include #include #include +#include +#include #include #include #include #include #include -#include #include #include +#include #include #include "aptina-pll.h" @@ -124,9 +125,7 @@ struct mt9p031 { int power_count; struct clk *clk; - struct regulator *vaa; - struct regulator *vdd; - struct regulator *vdd_io; + struct regulator_bulk_data regulators[3]; enum mt9p031_model model; struct aptina_pll pll; @@ -271,23 +270,26 @@ static inline int mt9p031_pll_disable(struct mt9p031 *mt9p031) static int mt9p031_power_on(struct mt9p031 *mt9p031) { + int ret; + /* Ensure RESET_BAR is low */ - if (mt9p031->reset != -1) { + if (gpio_is_valid(mt9p031->reset)) { gpio_set_value(mt9p031->reset, 0); usleep_range(1000, 2000); } /* Bring up the supplies */ - regulator_enable(mt9p031->vdd); - regulator_enable(mt9p031->vdd_io); - regulator_enable(mt9p031->vaa); + ret = regulator_bulk_enable(ARRAY_SIZE(mt9p031->regulators), + mt9p031->regulators); + if (ret < 0) + return ret; /* Emable clock */ if (mt9p031->clk) clk_prepare_enable(mt9p031->clk); /* Now RESET_BAR must be high */ - if (mt9p031->reset != -1) { + if (gpio_is_valid(mt9p031->reset)) { gpio_set_value(mt9p031->reset, 1); usleep_range(1000, 2000); } @@ -297,14 +299,13 @@ static int mt9p031_power_on(struct mt9p031 *mt9p031) static void mt9p031_power_off(struct mt9p031 *mt9p031) { - if (mt9p031->reset != -1) { + if (gpio_is_valid(mt9p031->reset)) { gpio_set_value(mt9p031->reset, 0); usleep_range(1000, 2000); } - regulator_disable(mt9p031->vaa); - regulator_disable(mt9p031->vdd_io); - regulator_disable(mt9p031->vdd); + regulator_bulk_disable(ARRAY_SIZE(mt9p031->regulators), + mt9p031->regulators); if (mt9p031->clk) clk_disable_unprepare(mt9p031->clk); @@ -849,18 +850,18 @@ static int mt9p031_registered(struct v4l2_subdev *subdev) /* Read out the chip version register */ data = mt9p031_read(client, MT9P031_CHIP_VERSION); + mt9p031_power_off(mt9p031); + if (data != MT9P031_CHIP_VERSION_VALUE) { dev_err(&client->dev, "MT9P031 not detected, wrong version " "0x%04x\n", data); return -ENODEV; } - mt9p031_power_off(mt9p031); - dev_info(&client->dev, "MT9P031 detected at address 0x%02x\n", client->addr); - return ret; + return 0; } static int mt9p031_open(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh) @@ -928,10 +929,36 @@ static const struct v4l2_subdev_internal_ops mt9p031_subdev_internal_ops = { * Driver initialization and probing */ +static struct mt9p031_platform_data * +mt9p031_get_pdata(struct i2c_client *client) +{ + struct mt9p031_platform_data *pdata; + struct device_node *np; + + if (!IS_ENABLED(CONFIG_OF) || !client->dev.of_node) + return client->dev.platform_data; + + np = v4l2_of_get_next_endpoint(client->dev.of_node, NULL); + if (!np) + return NULL; + + pdata = devm_kzalloc(&client->dev, sizeof(*pdata), GFP_KERNEL); + if (!pdata) + goto done; + + pdata->reset = of_get_named_gpio(client->dev.of_node, "reset-gpios", 0); + of_property_read_u32(np, "input-clock-frequency", &pdata->ext_freq); + of_property_read_u32(np, "pixel-clock-frequency", &pdata->target_freq); + +done: + of_node_put(np); + return pdata; +} + static int mt9p031_probe(struct i2c_client *client, const struct i2c_device_id *did) { - struct mt9p031_platform_data *pdata = client->dev.platform_data; + struct mt9p031_platform_data *pdata = mt9p031_get_pdata(client); struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); struct mt9p031 *mt9p031; unsigned int i; @@ -958,14 +985,14 @@ static int mt9p031_probe(struct i2c_client *client, mt9p031->model = did->driver_data; mt9p031->reset = -1; - mt9p031->vaa = devm_regulator_get(&client->dev, "vaa"); - mt9p031->vdd = devm_regulator_get(&client->dev, "vdd"); - mt9p031->vdd_io = devm_regulator_get(&client->dev, "vdd_io"); + mt9p031->regulators[0].supply = "vdd"; + mt9p031->regulators[1].supply = "vdd_io"; + mt9p031->regulators[2].supply = "vaa"; - if (IS_ERR(mt9p031->vaa) || IS_ERR(mt9p031->vdd) || - IS_ERR(mt9p031->vdd_io)) { + ret = devm_regulator_bulk_get(&client->dev, 3, mt9p031->regulators); + if (ret < 0) { dev_err(&client->dev, "Unable to get regulators\n"); - return -ENODEV; + return ret; } v4l2_ctrl_handler_init(&mt9p031->ctrls, ARRAY_SIZE(mt9p031_ctrls) + 6); @@ -1031,7 +1058,7 @@ static int mt9p031_probe(struct i2c_client *client, mt9p031->format.field = V4L2_FIELD_NONE; mt9p031->format.colorspace = V4L2_COLORSPACE_SRGB; - if (pdata->reset != -1) { + if (gpio_is_valid(pdata->reset)) { ret = devm_gpio_request_one(&client->dev, pdata->reset, GPIOF_OUT_INIT_LOW, "mt9p031_rst"); if (ret < 0) @@ -1070,8 +1097,18 @@ static const struct i2c_device_id mt9p031_id[] = { }; MODULE_DEVICE_TABLE(i2c, mt9p031_id); +#if IS_ENABLED(CONFIG_OF) +static const struct of_device_id mt9p031_of_match[] = { + { .compatible = "aptina,mt9p031", }, + { .compatible = "aptina,mt9p031m", }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, mt9p031_of_match); +#endif + static struct i2c_driver mt9p031_i2c_driver = { .driver = { + .of_match_table = of_match_ptr(mt9p031_of_match), .name = "mt9p031", }, .probe = mt9p031_probe, diff --git a/drivers/media/i2c/mt9t001.c b/drivers/media/i2c/mt9t001.c index 2e189d8..7964634 100644 --- a/drivers/media/i2c/mt9t001.c +++ b/drivers/media/i2c/mt9t001.c @@ -740,7 +740,7 @@ static int mt9t001_probe(struct i2c_client *client, if (ret < 0) return ret; - mt9t001 = kzalloc(sizeof(*mt9t001), GFP_KERNEL); + mt9t001 = devm_kzalloc(&client->dev, sizeof(*mt9t001), GFP_KERNEL); if (!mt9t001) return -ENOMEM; @@ -801,7 +801,6 @@ done: if (ret < 0) { v4l2_ctrl_handler_free(&mt9t001->ctrls); media_entity_cleanup(&mt9t001->subdev.entity); - kfree(mt9t001); } return ret; @@ -815,7 +814,6 @@ static int mt9t001_remove(struct i2c_client *client) v4l2_ctrl_handler_free(&mt9t001->ctrls); v4l2_device_unregister_subdev(subdev); media_entity_cleanup(&subdev->entity); - kfree(mt9t001); return 0; } diff --git a/drivers/media/i2c/mt9v011.c b/drivers/media/i2c/mt9v011.c index 3f415fd..f74698c 100644 --- a/drivers/media/i2c/mt9v011.c +++ b/drivers/media/i2c/mt9v011.c @@ -12,7 +12,6 @@ #include #include #include -#include #include #include @@ -407,13 +406,6 @@ static int mt9v011_s_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt static int mt9v011_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - reg->val = mt9v011_read(sd, reg->reg & 0xff); reg->size = 2; @@ -423,31 +415,12 @@ static int mt9v011_g_register(struct v4l2_subdev *sd, static int mt9v011_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - mt9v011_write(sd, reg->reg & 0xff, reg->val & 0xffff); return 0; } #endif -static int mt9v011_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - u16 version; - struct i2c_client *client = v4l2_get_subdevdata(sd); - - version = mt9v011_read(sd, R00_MT9V011_CHIP_VERSION); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_MT9V011, - version); -} - static int mt9v011_s_ctrl(struct v4l2_ctrl *ctrl) { struct mt9v011 *core = @@ -489,7 +462,6 @@ static struct v4l2_ctrl_ops mt9v011_ctrl_ops = { static const struct v4l2_subdev_core_ops mt9v011_core_ops = { .reset = mt9v011_reset, - .g_chip_ident = mt9v011_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = mt9v011_g_register, .s_register = mt9v011_s_register, @@ -526,7 +498,7 @@ static int mt9v011_probe(struct i2c_client *c, I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA)) return -EIO; - core = kzalloc(sizeof(struct mt9v011), GFP_KERNEL); + core = devm_kzalloc(&c->dev, sizeof(struct mt9v011), GFP_KERNEL); if (!core) return -ENOMEM; @@ -539,7 +511,6 @@ static int mt9v011_probe(struct i2c_client *c, (version != MT9V011_REV_B_VERSION)) { v4l2_info(sd, "*** unknown micron chip detected (0x%04x).\n", version); - kfree(core); return -EINVAL; } @@ -562,7 +533,6 @@ static int mt9v011_probe(struct i2c_client *c, v4l2_err(sd, "control initialization error %d\n", ret); v4l2_ctrl_handler_free(&core->ctrls); - kfree(core); return ret; } core->sd.ctrl_handler = &core->ctrls; @@ -598,7 +568,7 @@ static int mt9v011_remove(struct i2c_client *c) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&core->ctrls); - kfree(to_mt9v011(sd)); + return 0; } diff --git a/drivers/media/i2c/mt9v032.c b/drivers/media/i2c/mt9v032.c index 3f356cb..60c6f67 100644 --- a/drivers/media/i2c/mt9v032.c +++ b/drivers/media/i2c/mt9v032.c @@ -744,7 +744,7 @@ static int mt9v032_probe(struct i2c_client *client, return -EIO; } - mt9v032 = kzalloc(sizeof(*mt9v032), GFP_KERNEL); + mt9v032 = devm_kzalloc(&client->dev, sizeof(*mt9v032), GFP_KERNEL); if (!mt9v032) return -ENOMEM; @@ -830,8 +830,9 @@ static int mt9v032_probe(struct i2c_client *client, mt9v032->pad.flags = MEDIA_PAD_FL_SOURCE; ret = media_entity_init(&mt9v032->subdev.entity, 1, &mt9v032->pad, 0); + if (ret < 0) - kfree(mt9v032); + v4l2_ctrl_handler_free(&mt9v032->ctrls); return ret; } @@ -841,9 +842,10 @@ static int mt9v032_remove(struct i2c_client *client) struct v4l2_subdev *subdev = i2c_get_clientdata(client); struct mt9v032 *mt9v032 = to_mt9v032(subdev); + v4l2_ctrl_handler_free(&mt9v032->ctrls); v4l2_device_unregister_subdev(subdev); media_entity_cleanup(&subdev->entity); - kfree(mt9v032); + return 0; } diff --git a/drivers/media/i2c/noon010pc30.c b/drivers/media/i2c/noon010pc30.c index 8554b47..271d0b7 100644 --- a/drivers/media/i2c/noon010pc30.c +++ b/drivers/media/i2c/noon010pc30.c @@ -19,7 +19,6 @@ #include #include #include -#include #include #include #include @@ -712,7 +711,7 @@ static int noon010_probe(struct i2c_client *client, return -EIO; } - info = kzalloc(sizeof(*info), GFP_KERNEL); + info = devm_kzalloc(&client->dev, sizeof(*info), GFP_KERNEL); if (!info) return -ENOMEM; @@ -746,57 +745,50 @@ static int noon010_probe(struct i2c_client *client, info->curr_win = &noon010_sizes[0]; if (gpio_is_valid(pdata->gpio_nreset)) { - ret = gpio_request(pdata->gpio_nreset, "NOON010PC30 NRST"); + ret = devm_gpio_request_one(&client->dev, pdata->gpio_nreset, + GPIOF_OUT_INIT_LOW, + "NOON010PC30 NRST"); if (ret) { dev_err(&client->dev, "GPIO request error: %d\n", ret); goto np_err; } info->gpio_nreset = pdata->gpio_nreset; - gpio_direction_output(info->gpio_nreset, 0); gpio_export(info->gpio_nreset, 0); } if (gpio_is_valid(pdata->gpio_nstby)) { - ret = gpio_request(pdata->gpio_nstby, "NOON010PC30 NSTBY"); + ret = devm_gpio_request_one(&client->dev, pdata->gpio_nstby, + GPIOF_OUT_INIT_LOW, + "NOON010PC30 NSTBY"); if (ret) { dev_err(&client->dev, "GPIO request error: %d\n", ret); - goto np_gpio_err; + goto np_err; } info->gpio_nstby = pdata->gpio_nstby; - gpio_direction_output(info->gpio_nstby, 0); gpio_export(info->gpio_nstby, 0); } for (i = 0; i < NOON010_NUM_SUPPLIES; i++) info->supply[i].supply = noon010_supply_name[i]; - ret = regulator_bulk_get(&client->dev, NOON010_NUM_SUPPLIES, + ret = devm_regulator_bulk_get(&client->dev, NOON010_NUM_SUPPLIES, info->supply); if (ret) - goto np_reg_err; + goto np_err; info->pad.flags = MEDIA_PAD_FL_SOURCE; sd->entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR; ret = media_entity_init(&sd->entity, 1, &info->pad, 0); if (ret < 0) - goto np_me_err; + goto np_err; ret = noon010_detect(client, info); if (!ret) return 0; -np_me_err: - regulator_bulk_free(NOON010_NUM_SUPPLIES, info->supply); -np_reg_err: - if (gpio_is_valid(info->gpio_nstby)) - gpio_free(info->gpio_nstby); -np_gpio_err: - if (gpio_is_valid(info->gpio_nreset)) - gpio_free(info->gpio_nreset); np_err: v4l2_ctrl_handler_free(&info->hdl); v4l2_device_unregister_subdev(sd); - kfree(info); return ret; } @@ -807,17 +799,8 @@ static int noon010_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&info->hdl); - - regulator_bulk_free(NOON010_NUM_SUPPLIES, info->supply); - - if (gpio_is_valid(info->gpio_nreset)) - gpio_free(info->gpio_nreset); - - if (gpio_is_valid(info->gpio_nstby)) - gpio_free(info->gpio_nstby); - media_entity_cleanup(&sd->entity); - kfree(info); + return 0; } diff --git a/drivers/media/i2c/ov7640.c b/drivers/media/i2c/ov7640.c index b0cc927..faa64ba 100644 --- a/drivers/media/i2c/ov7640.c +++ b/drivers/media/i2c/ov7640.c @@ -20,7 +20,6 @@ #include #include #include -#include #include MODULE_DESCRIPTION("OmniVision ov7640 sensor driver"); @@ -59,7 +58,7 @@ static int ov7640_probe(struct i2c_client *client, if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -ENODEV; - sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); + sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL); if (sd == NULL) return -ENOMEM; v4l2_i2c_subdev_init(sd, client, &ov7640_ops); @@ -71,7 +70,6 @@ static int ov7640_probe(struct i2c_client *client, if (write_regs(client, initial_registers) < 0) { v4l_err(client, "error initializing OV7640\n"); - kfree(sd); return -ENODEV; } @@ -84,7 +82,7 @@ static int ov7640_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(sd); + return 0; } diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c index 617ad3f..e8a1ce2 100644 --- a/drivers/media/i2c/ov7670.c +++ b/drivers/media/i2c/ov7670.c @@ -17,7 +17,6 @@ #include #include #include -#include #include #include #include @@ -1462,25 +1461,12 @@ static const struct v4l2_ctrl_ops ov7670_ctrl_ops = { .g_volatile_ctrl = ov7670_g_volatile_ctrl, }; -static int ov7670_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_OV7670, 0); -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int ov7670_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); unsigned char val = 0; int ret; - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; ret = ov7670_read(sd, reg->reg & 0xff, &val); reg->val = val; reg->size = 1; @@ -1489,12 +1475,6 @@ static int ov7670_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *r static int ov7670_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; ov7670_write(sd, reg->reg & 0xff, reg->val & 0xff); return 0; } @@ -1503,7 +1483,6 @@ static int ov7670_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_regis /* ----------------------------------------------------------------------- */ static const struct v4l2_subdev_core_ops ov7670_core_ops = { - .g_chip_ident = ov7670_g_chip_ident, .reset = ov7670_reset, .init = ov7670_init, #ifdef CONFIG_VIDEO_ADV_DEBUG @@ -1552,7 +1531,7 @@ static int ov7670_probe(struct i2c_client *client, struct ov7670_info *info; int ret; - info = kzalloc(sizeof(struct ov7670_info), GFP_KERNEL); + info = devm_kzalloc(&client->dev, sizeof(*info), GFP_KERNEL); if (info == NULL) return -ENOMEM; sd = &info->sd; @@ -1590,7 +1569,6 @@ static int ov7670_probe(struct i2c_client *client, v4l_dbg(1, debug, client, "chip found @ 0x%x (%s) is not an ov7670 chip.\n", client->addr << 1, client->adapter->name); - kfree(info); return ret; } v4l_info(client, "chip found @ 0x%02x (%s)\n", @@ -1635,7 +1613,6 @@ static int ov7670_probe(struct i2c_client *client, int err = info->hdl.error; v4l2_ctrl_handler_free(&info->hdl); - kfree(info); return err; } /* @@ -1659,7 +1636,6 @@ static int ov7670_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&info->hdl); - kfree(info); return 0; } diff --git a/drivers/media/i2c/s5c73m3/s5c73m3-core.c b/drivers/media/i2c/s5c73m3/s5c73m3-core.c index 9eac531..825ea86 100644 --- a/drivers/media/i2c/s5c73m3/s5c73m3-core.c +++ b/drivers/media/i2c/s5c73m3/s5c73m3-core.c @@ -1385,9 +1385,12 @@ static int __s5c73m3_power_off(struct s5c73m3 *state) } return 0; err: - for (++i; i < S5C73M3_MAX_SUPPLIES; i++) - regulator_enable(state->supplies[i].consumer); - + for (++i; i < S5C73M3_MAX_SUPPLIES; i++) { + int r = regulator_enable(state->supplies[i].consumer); + if (r < 0) + v4l2_err(&state->oif_sd, "Failed to reenable %s: %d\n", + state->supplies[i].supply, r); + } return ret; } @@ -1511,59 +1514,40 @@ static const struct v4l2_subdev_ops oif_subdev_ops = { .video = &s5c73m3_oif_video_ops, }; -static int s5c73m3_configure_gpio(int nr, int val, const char *name) -{ - unsigned long flags = val ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW; - int ret; - - if (!gpio_is_valid(nr)) - return 0; - ret = gpio_request_one(nr, flags, name); - if (!ret) - gpio_export(nr, 0); - return ret; -} - -static int s5c73m3_free_gpios(struct s5c73m3 *state) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(state->gpio); i++) { - if (!gpio_is_valid(state->gpio[i].gpio)) - continue; - gpio_free(state->gpio[i].gpio); - state->gpio[i].gpio = -EINVAL; - } - return 0; -} - static int s5c73m3_configure_gpios(struct s5c73m3 *state, const struct s5c73m3_platform_data *pdata) { - const struct s5c73m3_gpio *gpio = &pdata->gpio_stby; + struct device *dev = &state->i2c_client->dev; + const struct s5c73m3_gpio *gpio; + unsigned long flags; int ret; state->gpio[STBY].gpio = -EINVAL; state->gpio[RST].gpio = -EINVAL; - ret = s5c73m3_configure_gpio(gpio->gpio, gpio->level, "S5C73M3_STBY"); - if (ret) { - s5c73m3_free_gpios(state); - return ret; + gpio = &pdata->gpio_stby; + if (gpio_is_valid(gpio->gpio)) { + flags = (gpio->level ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW) + | GPIOF_EXPORT; + ret = devm_gpio_request_one(dev, gpio->gpio, flags, + "S5C73M3_STBY"); + if (ret < 0) + return ret; + + state->gpio[STBY] = *gpio; } - state->gpio[STBY] = *gpio; - if (gpio_is_valid(gpio->gpio)) - gpio_set_value(gpio->gpio, 0); gpio = &pdata->gpio_reset; - ret = s5c73m3_configure_gpio(gpio->gpio, gpio->level, "S5C73M3_RST"); - if (ret) { - s5c73m3_free_gpios(state); - return ret; + if (gpio_is_valid(gpio->gpio)) { + flags = (gpio->level ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW) + | GPIOF_EXPORT; + ret = devm_gpio_request_one(dev, gpio->gpio, flags, + "S5C73M3_RST"); + if (ret < 0) + return ret; + + state->gpio[RST] = *gpio; } - state->gpio[RST] = *gpio; - if (gpio_is_valid(gpio->gpio)) - gpio_set_value(gpio->gpio, 0); return 0; } @@ -1626,10 +1610,11 @@ static int s5c73m3_probe(struct i2c_client *client, state->mclk_frequency = pdata->mclk_frequency; state->bus_type = pdata->bus_type; + state->i2c_client = client; ret = s5c73m3_configure_gpios(state, pdata); if (ret) - goto out_err1; + goto out_err; for (i = 0; i < S5C73M3_MAX_SUPPLIES; i++) state->supplies[i].supply = s5c73m3_supply_names[i]; @@ -1638,12 +1623,12 @@ static int s5c73m3_probe(struct i2c_client *client, state->supplies); if (ret) { dev_err(dev, "failed to get regulators\n"); - goto out_err2; + goto out_err; } ret = s5c73m3_init_controls(state); if (ret) - goto out_err2; + goto out_err; state->sensor_pix_size[RES_ISP] = &s5c73m3_isp_resolutions[1]; state->sensor_pix_size[RES_JPEG] = &s5c73m3_jpeg_resolutions[1]; @@ -1659,16 +1644,12 @@ static int s5c73m3_probe(struct i2c_client *client, ret = s5c73m3_register_spi_driver(state); if (ret < 0) - goto out_err2; - - state->i2c_client = client; + goto out_err; v4l2_info(sd, "%s: completed succesfully\n", __func__); return 0; -out_err2: - s5c73m3_free_gpios(state); -out_err1: +out_err: media_entity_cleanup(&sd->entity); return ret; } @@ -1688,7 +1669,6 @@ static int s5c73m3_remove(struct i2c_client *client) media_entity_cleanup(&sensor_sd->entity); s5c73m3_unregister_spi_driver(state); - s5c73m3_free_gpios(state); return 0; } diff --git a/drivers/media/i2c/s5c73m3/s5c73m3-spi.c b/drivers/media/i2c/s5c73m3/s5c73m3-spi.c index 6f3a9c0..8079e26 100644 --- a/drivers/media/i2c/s5c73m3/s5c73m3-spi.c +++ b/drivers/media/i2c/s5c73m3/s5c73m3-spi.c @@ -73,7 +73,7 @@ int s5c73m3_spi_write(struct s5c73m3 *state, const void *addr, memset(padding, 0, sizeof(padding)); - for (i = 0; i < count ; i++) { + for (i = 0; i < count; i++) { r = spi_xmit(spi_dev, (void *)addr + j, tx_size, SPI_DIR_TX); if (r < 0) return r; @@ -98,7 +98,7 @@ int s5c73m3_spi_read(struct s5c73m3 *state, void *addr, unsigned int i, j = 0; int r = 0; - for (i = 0; i < count ; i++) { + for (i = 0; i < count; i++) { r = spi_xmit(spi_dev, addr + j, tx_size, SPI_DIR_RX); if (r < 0) return r; diff --git a/drivers/media/i2c/s5k6aa.c b/drivers/media/i2c/s5k6aa.c index bdf5e3d..789c02a 100644 --- a/drivers/media/i2c/s5k6aa.c +++ b/drivers/media/i2c/s5k6aa.c @@ -1491,58 +1491,41 @@ static const struct v4l2_subdev_ops s5k6aa_subdev_ops = { /* * GPIO setup */ -static int s5k6aa_configure_gpio(int nr, int val, const char *name) -{ - unsigned long flags = val ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW; - int ret; - - if (!gpio_is_valid(nr)) - return 0; - ret = gpio_request_one(nr, flags, name); - if (!ret) - gpio_export(nr, 0); - return ret; -} - -static void s5k6aa_free_gpios(struct s5k6aa *s5k6aa) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(s5k6aa->gpio); i++) { - if (!gpio_is_valid(s5k6aa->gpio[i].gpio)) - continue; - gpio_free(s5k6aa->gpio[i].gpio); - s5k6aa->gpio[i].gpio = -EINVAL; - } -} static int s5k6aa_configure_gpios(struct s5k6aa *s5k6aa, const struct s5k6aa_platform_data *pdata) { - const struct s5k6aa_gpio *gpio = &pdata->gpio_stby; + struct i2c_client *client = v4l2_get_subdevdata(&s5k6aa->sd); + const struct s5k6aa_gpio *gpio; + unsigned long flags; int ret; s5k6aa->gpio[STBY].gpio = -EINVAL; s5k6aa->gpio[RST].gpio = -EINVAL; - ret = s5k6aa_configure_gpio(gpio->gpio, gpio->level, "S5K6AA_STBY"); - if (ret) { - s5k6aa_free_gpios(s5k6aa); - return ret; + gpio = &pdata->gpio_stby; + if (gpio_is_valid(gpio->gpio)) { + flags = (gpio->level ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW) + | GPIOF_EXPORT; + ret = devm_gpio_request_one(&client->dev, gpio->gpio, flags, + "S5K6AA_STBY"); + if (ret < 0) + return ret; + + s5k6aa->gpio[STBY] = *gpio; } - s5k6aa->gpio[STBY] = *gpio; - if (gpio_is_valid(gpio->gpio)) - gpio_set_value(gpio->gpio, 0); gpio = &pdata->gpio_reset; - ret = s5k6aa_configure_gpio(gpio->gpio, gpio->level, "S5K6AA_RST"); - if (ret) { - s5k6aa_free_gpios(s5k6aa); - return ret; + if (gpio_is_valid(gpio->gpio)) { + flags = (gpio->level ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW) + | GPIOF_EXPORT; + ret = devm_gpio_request_one(&client->dev, gpio->gpio, flags, + "S5K6AA_RST"); + if (ret < 0) + return ret; + + s5k6aa->gpio[RST] = *gpio; } - s5k6aa->gpio[RST] = *gpio; - if (gpio_is_valid(gpio->gpio)) - gpio_set_value(gpio->gpio, 0); return 0; } @@ -1593,7 +1576,7 @@ static int s5k6aa_probe(struct i2c_client *client, ret = s5k6aa_configure_gpios(s5k6aa, pdata); if (ret) - goto out_err2; + goto out_err; for (i = 0; i < S5K6AA_NUM_SUPPLIES; i++) s5k6aa->supplies[i].supply = s5k6aa_supply_names[i]; @@ -1602,12 +1585,12 @@ static int s5k6aa_probe(struct i2c_client *client, s5k6aa->supplies); if (ret) { dev_err(&client->dev, "Failed to get regulators\n"); - goto out_err3; + goto out_err; } ret = s5k6aa_initialize_ctrls(s5k6aa); if (ret) - goto out_err3; + goto out_err; s5k6aa_presets_data_init(s5k6aa); @@ -1618,9 +1601,7 @@ static int s5k6aa_probe(struct i2c_client *client, return 0; -out_err3: - s5k6aa_free_gpios(s5k6aa); -out_err2: +out_err: media_entity_cleanup(&s5k6aa->sd.entity); return ret; } @@ -1628,12 +1609,10 @@ out_err2: static int s5k6aa_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); - struct s5k6aa *s5k6aa = to_s5k6aa(sd); v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(sd->ctrl_handler); media_entity_cleanup(&sd->entity); - s5k6aa_free_gpios(s5k6aa); return 0; } diff --git a/drivers/media/i2c/saa6588.c b/drivers/media/i2c/saa6588.c index b4e1ccb..70bc72e 100644 --- a/drivers/media/i2c/saa6588.c +++ b/drivers/media/i2c/saa6588.c @@ -33,7 +33,6 @@ #include #include -#include /* insmod options */ @@ -443,17 +442,9 @@ static int saa6588_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *vt) return 0; } -static int saa6588_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_SAA6588, 0); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_subdev_core_ops saa6588_core_ops = { - .g_chip_ident = saa6588_g_chip_ident, .ioctl = saa6588_ioctl, }; @@ -478,17 +469,15 @@ static int saa6588_probe(struct i2c_client *client, v4l_info(client, "saa6588 found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - s = kzalloc(sizeof(*s), GFP_KERNEL); + s = devm_kzalloc(&client->dev, sizeof(*s), GFP_KERNEL); if (s == NULL) return -ENOMEM; s->buf_size = bufblocks * 3; - s->buffer = kmalloc(s->buf_size, GFP_KERNEL); - if (s->buffer == NULL) { - kfree(s); + s->buffer = devm_kzalloc(&client->dev, s->buf_size, GFP_KERNEL); + if (s->buffer == NULL) return -ENOMEM; - } sd = &s->sd; v4l2_i2c_subdev_init(sd, client, &saa6588_ops); spin_lock_init(&s->lock); @@ -516,8 +505,6 @@ static int saa6588_remove(struct i2c_client *client) cancel_delayed_work_sync(&s->work); - kfree(s->buffer); - kfree(s); return 0; } diff --git a/drivers/media/i2c/saa7110.c b/drivers/media/i2c/saa7110.c index 51cd4c8..ac43e92 100644 --- a/drivers/media/i2c/saa7110.c +++ b/drivers/media/i2c/saa7110.c @@ -35,7 +35,6 @@ #include #include #include -#include #include MODULE_DESCRIPTION("Philips SAA7110 video decoder driver"); @@ -203,7 +202,7 @@ static v4l2_std_id determine_norm(struct v4l2_subdev *sd) status = saa7110_read(sd); if (status & 0x40) { v4l2_dbg(1, debug, sd, "status=0x%02x (no signal)\n", status); - return decoder->norm; /* no change*/ + return V4L2_STD_UNKNOWN; } if ((status & 3) == 0) { saa7110_write(sd, 0x06, 0x83); @@ -265,7 +264,7 @@ static int saa7110_g_input_status(struct v4l2_subdev *sd, u32 *pstatus) static int saa7110_querystd(struct v4l2_subdev *sd, v4l2_std_id *std) { - *(v4l2_std_id *)std = determine_norm(sd); + *std &= determine_norm(sd); return 0; } @@ -352,13 +351,6 @@ static int saa7110_s_ctrl(struct v4l2_ctrl *ctrl) return 0; } -static int saa7110_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_SAA7110, 0); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_ctrl_ops saa7110_ctrl_ops = { @@ -366,7 +358,6 @@ static const struct v4l2_ctrl_ops saa7110_ctrl_ops = { }; static const struct v4l2_subdev_core_ops saa7110_core_ops = { - .g_chip_ident = saa7110_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -406,7 +397,7 @@ static int saa7110_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - decoder = kzalloc(sizeof(struct saa7110), GFP_KERNEL); + decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL); if (!decoder) return -ENOMEM; sd = &decoder->sd; @@ -428,7 +419,6 @@ static int saa7110_probe(struct i2c_client *client, int err = decoder->hdl.error; v4l2_ctrl_handler_free(&decoder->hdl); - kfree(decoder); return err; } v4l2_ctrl_handler_setup(&decoder->hdl); @@ -469,7 +459,6 @@ static int saa7110_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&decoder->hdl); - kfree(decoder); return 0; } diff --git a/drivers/media/i2c/saa7115.c b/drivers/media/i2c/saa7115.c index 52c717d..7fd766e 100644 --- a/drivers/media/i2c/saa7115.c +++ b/drivers/media/i2c/saa7115.c @@ -46,7 +46,6 @@ #include #include #include -#include #include #include @@ -63,6 +62,16 @@ module_param(debug, bool, 0644); MODULE_PARM_DESC(debug, "Debug level (0-1)"); +enum saa711x_model { + SAA7111A, + SAA7111, + SAA7113, + GM7113C, + SAA7114, + SAA7115, + SAA7118, +}; + struct saa711x_state { struct v4l2_subdev sd; struct v4l2_ctrl_handler hdl; @@ -80,7 +89,7 @@ struct saa711x_state { int radio; int width; int height; - u32 ident; + enum saa711x_model ident; u32 audclk_freq; u32 crystal_freq; bool ucgc; @@ -111,10 +120,10 @@ static inline int saa711x_write(struct v4l2_subdev *sd, u8 reg, u8 value) /* Sanity routine to check if a register is present */ static int saa711x_has_reg(const int id, const u8 reg) { - if (id == V4L2_IDENT_SAA7111) + if (id == SAA7111) return reg < 0x20 && reg != 0x01 && reg != 0x0f && (reg < 0x13 || reg > 0x19) && reg != 0x1d && reg != 0x1e; - if (id == V4L2_IDENT_SAA7111A) + if (id == SAA7111A) return reg < 0x20 && reg != 0x01 && reg != 0x0f && reg != 0x14 && reg != 0x18 && reg != 0x19 && reg != 0x1d && reg != 0x1e; @@ -127,16 +136,18 @@ static int saa711x_has_reg(const int id, const u8 reg) return 0; switch (id) { - case V4L2_IDENT_SAA7113: + case GM7113C: + return reg != 0x14 && (reg < 0x18 || reg > 0x1e) && reg < 0x20; + case SAA7113: return reg != 0x14 && (reg < 0x18 || reg > 0x1e) && (reg < 0x20 || reg > 0x3f) && reg != 0x5d && reg < 0x63; - case V4L2_IDENT_SAA7114: + case SAA7114: return (reg < 0x1a || reg > 0x1e) && (reg < 0x20 || reg > 0x2f) && (reg < 0x63 || reg > 0x7f) && reg != 0x33 && reg != 0x37 && reg != 0x81 && reg < 0xf0; - case V4L2_IDENT_SAA7115: + case SAA7115: return (reg < 0x20 || reg > 0x2f) && reg != 0x65 && (reg < 0xfc || reg > 0xfe); - case V4L2_IDENT_SAA7118: + case SAA7118: return (reg < 0x1a || reg > 0x1d) && (reg < 0x20 || reg > 0x22) && (reg < 0x26 || reg > 0x28) && reg != 0x33 && reg != 0x37 && (reg < 0x63 || reg > 0x7f) && reg != 0x81 && reg < 0xf0; @@ -214,7 +225,10 @@ static const unsigned char saa7111_init[] = { 0x00, 0x00 }; -/* SAA7113 init codes */ +/* SAA7113/GM7113C init codes + * It's important that R_14... R_17 == 0x00 + * for the gm7113c chip to deliver stable video + */ static const unsigned char saa7113_init[] = { R_01_INC_DELAY, 0x08, R_02_INPUT_CNTL_1, 0xc2, @@ -448,6 +462,24 @@ static const unsigned char saa7115_cfg_50hz_video[] = { /* ============== SAA7715 VIDEO templates (end) ======= */ +/* ============== GM7113C VIDEO templates ============= */ +static const unsigned char gm7113c_cfg_60hz_video[] = { + R_08_SYNC_CNTL, 0x68, /* 0xBO: auto detection, 0x68 = NTSC */ + R_0E_CHROMA_CNTL_1, 0x07, /* video autodetection is on */ + + 0x00, 0x00 +}; + +static const unsigned char gm7113c_cfg_50hz_video[] = { + R_08_SYNC_CNTL, 0x28, /* 0x28 = PAL */ + R_0E_CHROMA_CNTL_1, 0x07, + + 0x00, 0x00 +}; + +/* ============== GM7113C VIDEO templates (end) ======= */ + + static const unsigned char saa7115_cfg_vbi_on[] = { R_80_GLOBAL_CNTL_1, 0x00, /* reset tasks */ R_88_POWER_SAVE_ADC_PORT_CNTL, 0xd0, /* reset scaler */ @@ -932,11 +964,17 @@ static void saa711x_set_v4lstd(struct v4l2_subdev *sd, v4l2_std_id std) // This works for NTSC-M, SECAM-L and the 50Hz PAL variants. if (std & V4L2_STD_525_60) { v4l2_dbg(1, debug, sd, "decoder set standard 60 Hz\n"); - saa711x_writeregs(sd, saa7115_cfg_60hz_video); + if (state->ident == GM7113C) + saa711x_writeregs(sd, gm7113c_cfg_60hz_video); + else + saa711x_writeregs(sd, saa7115_cfg_60hz_video); saa711x_set_size(sd, 720, 480); } else { v4l2_dbg(1, debug, sd, "decoder set standard 50 Hz\n"); - saa711x_writeregs(sd, saa7115_cfg_50hz_video); + if (state->ident == GM7113C) + saa711x_writeregs(sd, gm7113c_cfg_50hz_video); + else + saa711x_writeregs(sd, saa7115_cfg_50hz_video); saa711x_set_size(sd, 720, 576); } @@ -949,7 +987,8 @@ static void saa711x_set_v4lstd(struct v4l2_subdev *sd, v4l2_std_id std) 011 NTSC N (3.58MHz) PAL M (3.58MHz) 100 reserved NTSC-Japan (3.58MHz) */ - if (state->ident <= V4L2_IDENT_SAA7113) { + if (state->ident <= SAA7113 || + state->ident == GM7113C) { u8 reg = saa711x_read(sd, R_0E_CHROMA_CNTL_1) & 0x8f; if (std == V4L2_STD_PAL_M) { @@ -968,9 +1007,8 @@ static void saa711x_set_v4lstd(struct v4l2_subdev *sd, v4l2_std_id std) /* restart task B if needed */ int taskb = saa711x_read(sd, R_80_GLOBAL_CNTL_1) & 0x10; - if (taskb && state->ident == V4L2_IDENT_SAA7114) { + if (taskb && state->ident == SAA7114) saa711x_writeregs(sd, saa7115_cfg_vbi_on); - } /* switch audio mode too! */ saa711x_s_clock_freq(sd, state->audclk_freq); @@ -992,7 +1030,7 @@ static void saa711x_set_lcr(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_forma #else /* SAA7113 and SAA7118 also should support VBI - Need testing */ - if (state->ident != V4L2_IDENT_SAA7115) + if (state->ident != SAA7115) return; #endif @@ -1214,13 +1252,14 @@ static int saa711x_s_routing(struct v4l2_subdev *sd, u32 input, u32 output, u32 config) { struct saa711x_state *state = to_state(sd); - u8 mask = (state->ident <= V4L2_IDENT_SAA7111A) ? 0xf8 : 0xf0; + u8 mask = (state->ident <= SAA7111A) ? 0xf8 : 0xf0; v4l2_dbg(1, debug, sd, "decoder set input %d output %d\n", input, output); /* saa7111/3 does not have these inputs */ - if (state->ident <= V4L2_IDENT_SAA7113 && + if ((state->ident <= SAA7113 || + state->ident == GM7113C) && (input == SAA7115_COMPOSITE4 || input == SAA7115_COMPOSITE5)) { return -EINVAL; @@ -1235,7 +1274,7 @@ static int saa711x_s_routing(struct v4l2_subdev *sd, state->input = input; /* saa7111 has slightly different input numbering */ - if (state->ident <= V4L2_IDENT_SAA7111A) { + if (state->ident <= SAA7111A) { if (input >= SAA7115_COMPOSITE4) input -= 2; /* saa7111 specific */ @@ -1258,13 +1297,13 @@ static int saa711x_s_routing(struct v4l2_subdev *sd, (state->input >= SAA7115_SVIDEO0 ? 0x80 : 0x0)); state->output = output; - if (state->ident == V4L2_IDENT_SAA7114 || - state->ident == V4L2_IDENT_SAA7115) { + if (state->ident == SAA7114 || + state->ident == SAA7115) { saa711x_write(sd, R_83_X_PORT_I_O_ENA_AND_OUT_CLK, (saa711x_read(sd, R_83_X_PORT_I_O_ENA_AND_OUT_CLK) & 0xfe) | (state->output & 0x01)); } - if (state->ident > V4L2_IDENT_SAA7111A) { + if (state->ident > SAA7111A) { if (config & SAA7115_IDQ_IS_DEFAULT) saa711x_write(sd, R_85_I_PORT_SIGNAL_POLAR, 0x20); else @@ -1277,7 +1316,7 @@ static int saa711x_s_gpio(struct v4l2_subdev *sd, u32 val) { struct saa711x_state *state = to_state(sd); - if (state->ident > V4L2_IDENT_SAA7111A) + if (state->ident > SAA7111A) return -EINVAL; saa711x_write(sd, 0x11, (saa711x_read(sd, 0x11) & 0x7f) | (val ? 0x80 : 0)); @@ -1367,7 +1406,7 @@ static int saa711x_querystd(struct v4l2_subdev *sd, v4l2_std_id *std) reg1f = saa711x_read(sd, R_1F_STATUS_BYTE_2_VD_DEC); - if (state->ident == V4L2_IDENT_SAA7115) { + if (state->ident == SAA7115) { reg1e = saa711x_read(sd, R_1E_STATUS_BYTE_1_VD_DEC); v4l2_dbg(1, debug, sd, "Status byte 1 (0x1e)=0x%02x\n", reg1e); @@ -1389,6 +1428,7 @@ static int saa711x_querystd(struct v4l2_subdev *sd, v4l2_std_id *std) *std &= V4L2_STD_SECAM; break; default: + *std = V4L2_STD_UNKNOWN; /* Can't detect anything */ break; } @@ -1397,8 +1437,10 @@ static int saa711x_querystd(struct v4l2_subdev *sd, v4l2_std_id *std) v4l2_dbg(1, debug, sd, "Status byte 2 (0x1f)=0x%02x\n", reg1f); /* horizontal/vertical not locked */ - if (reg1f & 0x40) + if (reg1f & 0x40) { + *std = V4L2_STD_UNKNOWN; goto ret; + } if (reg1f & 0x20) *std &= V4L2_STD_525_60; @@ -1418,7 +1460,7 @@ static int saa711x_g_input_status(struct v4l2_subdev *sd, u32 *status) int reg1f; *status = V4L2_IN_ST_NO_SIGNAL; - if (state->ident == V4L2_IDENT_SAA7115) + if (state->ident == SAA7115) reg1e = saa711x_read(sd, R_1E_STATUS_BYTE_1_VD_DEC); reg1f = saa711x_read(sd, R_1F_STATUS_BYTE_2_VD_DEC); if ((reg1f & 0xc1) == 0x81 && (reg1e & 0xc0) == 0x80) @@ -1429,12 +1471,6 @@ static int saa711x_g_input_status(struct v4l2_subdev *sd, u32 *status) #ifdef CONFIG_VIDEO_ADV_DEBUG static int saa711x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->val = saa711x_read(sd, reg->reg & 0xff); reg->size = 1; return 0; @@ -1442,25 +1478,11 @@ static int saa711x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * static int saa711x_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; saa711x_write(sd, reg->reg & 0xff, reg->val & 0xff); return 0; } #endif -static int saa711x_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct saa711x_state *state = to_state(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, state->ident, 0); -} - static int saa711x_log_status(struct v4l2_subdev *sd) { struct saa711x_state *state = to_state(sd); @@ -1469,7 +1491,7 @@ static int saa711x_log_status(struct v4l2_subdev *sd) int vcr; v4l2_info(sd, "Audio frequency: %d Hz\n", state->audclk_freq); - if (state->ident != V4L2_IDENT_SAA7115) { + if (state->ident != SAA7115) { /* status for the saa7114 */ reg1f = saa711x_read(sd, R_1F_STATUS_BYTE_2_VD_DEC); signalOk = (reg1f & 0xc1) == 0x81; @@ -1520,7 +1542,6 @@ static const struct v4l2_ctrl_ops saa711x_ctrl_ops = { static const struct v4l2_subdev_core_ops saa711x_core_ops = { .log_status = saa711x_log_status, - .g_chip_ident = saa711x_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -1571,55 +1592,145 @@ static const struct v4l2_subdev_ops saa711x_ops = { .vbi = &saa711x_vbi_ops, }; +#define CHIP_VER_SIZE 16 + /* ----------------------------------------------------------------------- */ -static int saa711x_probe(struct i2c_client *client, - const struct i2c_device_id *id) +/** + * saa711x_detect_chip - Detects the saa711x (or clone) variant + * @client: I2C client structure. + * @id: I2C device ID structure. + * @name: Name of the device to be filled. + * + * Detects the Philips/NXP saa711x chip, or some clone of it. + * if 'id' is NULL or id->driver_data is equal to 1, it auto-probes + * the analog demod. + * If the tuner is not found, it returns -ENODEV. + * If auto-detection is disabled and the tuner doesn't match what it was + * requred, it returns -EINVAL and fills 'name'. + * If the chip is found, it returns the chip ID and fills 'name'. + */ +static int saa711x_detect_chip(struct i2c_client *client, + const struct i2c_device_id *id, + char *name) { - struct saa711x_state *state; - struct v4l2_subdev *sd; - struct v4l2_ctrl_handler *hdl; - int i; - char name[17]; + char chip_ver[CHIP_VER_SIZE]; char chip_id; - int autodetect = !id || id->driver_data == 1; + int i; + int autodetect; - /* Check if the adapter supports the needed features */ - if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) - return -EIO; + autodetect = !id || id->driver_data == 1; - for (i = 0; i < 0x0f; i++) { + /* Read the chip version register */ + for (i = 0; i < CHIP_VER_SIZE; i++) { i2c_smbus_write_byte_data(client, 0, i); - name[i] = (i2c_smbus_read_byte_data(client, 0) & 0x0f) + '0'; + chip_ver[i] = i2c_smbus_read_byte_data(client, 0); + name[i] = (chip_ver[i] & 0x0f) + '0'; if (name[i] > '9') name[i] += 'a' - '9' - 1; } name[i] = '\0'; - chip_id = name[5]; + /* Check if it is a Philips/NXP chip */ + if (!memcmp(name + 1, "f711", 4)) { + chip_id = name[5]; + snprintf(name, CHIP_VER_SIZE, "saa711%c", chip_id); - /* Check whether this chip is part of the saa711x series */ - if (memcmp(name + 1, "f711", 4)) { - v4l_dbg(1, debug, client, "chip found @ 0x%x (ID %s) does not match a known saa711x chip.\n", - client->addr << 1, name); - return -ENODEV; + if (!autodetect && strcmp(name, id->name)) + return -EINVAL; + + switch (chip_id) { + case '1': + if (chip_ver[0] & 0xf0) { + snprintf(name, CHIP_VER_SIZE, "saa711%ca", chip_id); + v4l_info(client, "saa7111a variant found\n"); + return SAA7111A; + } + return SAA7111; + case '3': + return SAA7113; + case '4': + return SAA7114; + case '5': + return SAA7115; + case '8': + return SAA7118; + default: + v4l2_info(client, + "WARNING: Philips/NXP chip unknown - Falling back to saa7111\n"); + return SAA7111; + } } - /* Safety check */ - if (!autodetect && id->name[6] != chip_id) { - v4l_warn(client, "found saa711%c while %s was expected\n", - chip_id, id->name); + /* Check if it is a gm7113c */ + if (!memcmp(name, "0000", 4)) { + chip_id = 0; + for (i = 0; i < 4; i++) { + chip_id = chip_id << 1; + chip_id |= (chip_ver[i] & 0x80) ? 1 : 0; + } + + /* + * Note: From the datasheet, only versions 1 and 2 + * exists. However, tests on a device labeled as: + * "GM7113C 1145" returned "10" on all 16 chip + * version (reg 0x00) reads. So, we need to also + * accept at least verion 0. For now, let's just + * assume that a device that returns "0000" for + * the lower nibble is a gm7113c. + */ + + strlcpy(name, "gm7113c", CHIP_VER_SIZE); + + if (!autodetect && strcmp(name, id->name)) + return -EINVAL; + + v4l_dbg(1, debug, client, + "It seems to be a %s chip (%*ph) @ 0x%x.\n", + name, 16, chip_ver, client->addr << 1); + + return GM7113C; } - snprintf(client->name, sizeof(client->name), "saa711%c", chip_id); - v4l_info(client, "saa711%c found (%s) @ 0x%x (%s)\n", chip_id, name, - client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct saa711x_state), GFP_KERNEL); + /* Chip was not discovered. Return its ID and don't bind */ + v4l_dbg(1, debug, client, "chip %*ph @ 0x%x is unknown.\n", + 16, chip_ver, client->addr << 1); + return -ENODEV; +} + +static int saa711x_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct saa711x_state *state; + struct v4l2_subdev *sd; + struct v4l2_ctrl_handler *hdl; + int ident; + char name[CHIP_VER_SIZE + 1]; + + /* Check if the adapter supports the needed features */ + if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) + return -EIO; + + ident = saa711x_detect_chip(client, id, name); + if (ident == -EINVAL) { + /* Chip exists, but doesn't match */ + v4l_warn(client, "found %s while %s was expected\n", + name, id->name); + return -ENODEV; + } + if (ident < 0) + return ident; + + strlcpy(client->name, name, sizeof(client->name)); + + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; v4l2_i2c_subdev_init(sd, client, &saa711x_ops); + v4l_info(client, "%s found @ 0x%x (%s)\n", name, + client->addr << 1, client->adapter->name); hdl = &state->hdl; v4l2_ctrl_handler_init(hdl, 6); /* add in ascending ID order */ @@ -1640,7 +1751,6 @@ static int saa711x_probe(struct i2c_client *client, int err = hdl->error; v4l2_ctrl_handler_free(hdl); - kfree(state); return err; } v4l2_ctrl_auto_cluster(2, &state->agc, 0, true); @@ -1649,31 +1759,7 @@ static int saa711x_probe(struct i2c_client *client, state->output = SAA7115_IPORT_ON; state->enable = 1; state->radio = 0; - switch (chip_id) { - case '1': - state->ident = V4L2_IDENT_SAA7111; - if (saa711x_read(sd, R_00_CHIP_VERSION) & 0xf0) { - v4l_info(client, "saa7111a variant found\n"); - state->ident = V4L2_IDENT_SAA7111A; - } - break; - case '3': - state->ident = V4L2_IDENT_SAA7113; - break; - case '4': - state->ident = V4L2_IDENT_SAA7114; - break; - case '5': - state->ident = V4L2_IDENT_SAA7115; - break; - case '8': - state->ident = V4L2_IDENT_SAA7118; - break; - default: - state->ident = V4L2_IDENT_SAA7111; - v4l2_info(sd, "WARNING: Chip is not known - Falling back to saa7111\n"); - break; - } + state->ident = ident; state->audclk_freq = 48000; @@ -1682,18 +1768,19 @@ static int saa711x_probe(struct i2c_client *client, /* init to 60hz/48khz */ state->crystal_freq = SAA7115_FREQ_24_576_MHZ; switch (state->ident) { - case V4L2_IDENT_SAA7111: - case V4L2_IDENT_SAA7111A: + case SAA7111: + case SAA7111A: saa711x_writeregs(sd, saa7111_init); break; - case V4L2_IDENT_SAA7113: + case GM7113C: + case SAA7113: saa711x_writeregs(sd, saa7113_init); break; default: state->crystal_freq = SAA7115_FREQ_32_11_MHZ; saa711x_writeregs(sd, saa7115_init_auto_input); } - if (state->ident > V4L2_IDENT_SAA7111A) + if (state->ident > SAA7111A) saa711x_writeregs(sd, saa7115_init_misc); saa711x_set_v4lstd(sd, V4L2_STD_NTSC); v4l2_ctrl_handler_setup(hdl); @@ -1712,7 +1799,6 @@ static int saa711x_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(sd->ctrl_handler); - kfree(to_state(sd)); return 0; } @@ -1723,6 +1809,7 @@ static const struct i2c_device_id saa711x_id[] = { { "saa7114", 0 }, { "saa7115", 0 }, { "saa7118", 0 }, + { "gm7113c", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, saa711x_id); diff --git a/drivers/media/i2c/saa7127.c b/drivers/media/i2c/saa7127.c index 8a47ac1..264b755 100644 --- a/drivers/media/i2c/saa7127.c +++ b/drivers/media/i2c/saa7127.c @@ -54,7 +54,6 @@ #include #include #include -#include #include static int debug; @@ -251,10 +250,15 @@ static struct i2c_reg_value saa7127_init_config_50hz_secam[] = { ********************************************************************** */ +enum saa712x_model { + SAA7127, + SAA7129, +}; + struct saa7127_state { struct v4l2_subdev sd; v4l2_std_id std; - u32 ident; + enum saa712x_model ident; enum saa7127_input_type input_type; enum saa7127_output_type output_type; int video_enable; @@ -482,7 +486,7 @@ static int saa7127_set_std(struct v4l2_subdev *sd, v4l2_std_id std) inittab = saa7127_init_config_60hz; state->reg_61 = SAA7127_60HZ_DAC_CONTROL; - } else if (state->ident == V4L2_IDENT_SAA7129 && + } else if (state->ident == SAA7129 && (std & V4L2_STD_SECAM) && !(std & (V4L2_STD_625_50 & ~V4L2_STD_SECAM))) { @@ -517,7 +521,7 @@ static int saa7127_set_output_type(struct v4l2_subdev *sd, int output) break; case SAA7127_OUTPUT_TYPE_COMPOSITE: - if (state->ident == V4L2_IDENT_SAA7129) + if (state->ident == SAA7129) state->reg_2d = 0x20; /* CVBS only */ else state->reg_2d = 0x08; /* 00001000 CVBS only, RGB DAC's off (high impedance mode) */ @@ -525,7 +529,7 @@ static int saa7127_set_output_type(struct v4l2_subdev *sd, int output) break; case SAA7127_OUTPUT_TYPE_SVIDEO: - if (state->ident == V4L2_IDENT_SAA7129) + if (state->ident == SAA7129) state->reg_2d = 0x18; /* Y + C */ else state->reg_2d = 0xff; /*11111111 croma -> R, luma -> CVBS + G + B */ @@ -543,7 +547,7 @@ static int saa7127_set_output_type(struct v4l2_subdev *sd, int output) break; case SAA7127_OUTPUT_TYPE_BOTH: - if (state->ident == V4L2_IDENT_SAA7129) + if (state->ident == SAA7129) state->reg_2d = 0x38; else state->reg_2d = 0xbf; @@ -661,12 +665,6 @@ static int saa7127_s_vbi_data(struct v4l2_subdev *sd, const struct v4l2_sliced_v #ifdef CONFIG_VIDEO_ADV_DEBUG static int saa7127_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->val = saa7127_read(sd, reg->reg & 0xff); reg->size = 1; return 0; @@ -674,25 +672,11 @@ static int saa7127_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * static int saa7127_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; saa7127_write(sd, reg->reg & 0xff, reg->val & 0xff); return 0; } #endif -static int saa7127_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct saa7127_state *state = to_state(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, state->ident, 0); -} - static int saa7127_log_status(struct v4l2_subdev *sd) { struct saa7127_state *state = to_state(sd); @@ -712,7 +696,6 @@ static int saa7127_log_status(struct v4l2_subdev *sd) static const struct v4l2_subdev_core_ops saa7127_core_ops = { .log_status = saa7127_log_status, - .g_chip_ident = saa7127_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = saa7127_g_register, .s_register = saa7127_s_register, @@ -752,7 +735,7 @@ static int saa7127_probe(struct i2c_client *client, v4l_dbg(1, debug, client, "detecting saa7127 client on address 0x%x\n", client->addr << 1); - state = kzalloc(sizeof(struct saa7127_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; @@ -767,7 +750,6 @@ static int saa7127_probe(struct i2c_client *client, if ((saa7127_read(sd, 0) & 0xe4) != 0 || (saa7127_read(sd, 0x29) & 0x3f) != 0x1d) { v4l2_dbg(1, debug, sd, "saa7127 not found\n"); - kfree(state); return -ENODEV; } @@ -782,10 +764,10 @@ static int saa7127_probe(struct i2c_client *client, if (saa7127_read(sd, SAA7129_REG_FADE_KEY_COL2) == 0xaa) { saa7127_write(sd, SAA7129_REG_FADE_KEY_COL2, read_result); - state->ident = V4L2_IDENT_SAA7129; + state->ident = SAA7129; strlcpy(client->name, "saa7129", I2C_NAME_SIZE); } else { - state->ident = V4L2_IDENT_SAA7127; + state->ident = SAA7127; strlcpy(client->name, "saa7127", I2C_NAME_SIZE); } } @@ -809,7 +791,7 @@ static int saa7127_probe(struct i2c_client *client, saa7127_set_input_type(sd, SAA7127_INPUT_TYPE_NORMAL); saa7127_set_video_enable(sd, 1); - if (state->ident == V4L2_IDENT_SAA7129) + if (state->ident == SAA7129) saa7127_write_inittab(sd, saa7129_init_config_extra); return 0; } @@ -823,7 +805,6 @@ static int saa7127_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); /* Turn off TV output */ saa7127_set_video_enable(sd, 0); - kfree(to_state(sd)); return 0; } @@ -831,10 +812,10 @@ static int saa7127_remove(struct i2c_client *client) static struct i2c_device_id saa7127_id[] = { { "saa7127_auto", 0 }, /* auto-detection */ - { "saa7126", V4L2_IDENT_SAA7127 }, - { "saa7127", V4L2_IDENT_SAA7127 }, - { "saa7128", V4L2_IDENT_SAA7129 }, - { "saa7129", V4L2_IDENT_SAA7129 }, + { "saa7126", SAA7127 }, + { "saa7127", SAA7127 }, + { "saa7128", SAA7129 }, + { "saa7129", SAA7129 }, { } }; MODULE_DEVICE_TABLE(i2c, saa7127_id); diff --git a/drivers/media/i2c/saa717x.c b/drivers/media/i2c/saa717x.c index cf3a0aa..401ca11 100644 --- a/drivers/media/i2c/saa717x.c +++ b/drivers/media/i2c/saa717x.c @@ -977,12 +977,6 @@ static int saa717x_s_video_routing(struct v4l2_subdev *sd, #ifdef CONFIG_VIDEO_ADV_DEBUG static int saa717x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->val = saa717x_read(sd, reg->reg); reg->size = 1; return 0; @@ -990,14 +984,9 @@ static int saa717x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * static int saa717x_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); u16 addr = reg->reg & 0xffff; u8 val = reg->val & 0xff; - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; saa717x_write(sd, addr, val); return 0; } @@ -1262,7 +1251,7 @@ static int saa717x_probe(struct i2c_client *client, if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -EIO; - decoder = kzalloc(sizeof(struct saa717x_state), GFP_KERNEL); + decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL); if (decoder == NULL) return -ENOMEM; @@ -1276,7 +1265,6 @@ static int saa717x_probe(struct i2c_client *client, id = saa717x_read(sd, 0x5a0); if (id != 0xc2 && id != 0x32 && id != 0xf2 && id != 0x6c) { v4l2_dbg(1, debug, sd, "saa717x not found (id=%02x)\n", id); - kfree(decoder); return -ENODEV; } if (id == 0xc2) @@ -1316,7 +1304,6 @@ static int saa717x_probe(struct i2c_client *client, int err = hdl->error; v4l2_ctrl_handler_free(hdl); - kfree(decoder); return err; } @@ -1353,7 +1340,6 @@ static int saa717x_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(sd->ctrl_handler); - kfree(to_state(sd)); return 0; } diff --git a/drivers/media/i2c/saa7185.c b/drivers/media/i2c/saa7185.c index 2c6b65c..f56c1c8 100644 --- a/drivers/media/i2c/saa7185.c +++ b/drivers/media/i2c/saa7185.c @@ -32,7 +32,6 @@ #include #include #include -#include MODULE_DESCRIPTION("Philips SAA7185 video encoder driver"); MODULE_AUTHOR("Dave Perks"); @@ -285,17 +284,9 @@ static int saa7185_s_routing(struct v4l2_subdev *sd, return 0; } -static int saa7185_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_SAA7185, 0); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_subdev_core_ops saa7185_core_ops = { - .g_chip_ident = saa7185_g_chip_ident, .init = saa7185_init, }; @@ -326,7 +317,7 @@ static int saa7185_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - encoder = kzalloc(sizeof(struct saa7185), GFP_KERNEL); + encoder = devm_kzalloc(&client->dev, sizeof(*encoder), GFP_KERNEL); if (encoder == NULL) return -ENOMEM; encoder->norm = V4L2_STD_NTSC; @@ -352,7 +343,6 @@ static int saa7185_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); /* SW: output off is active */ saa7185_write(sd, 0x61, (encoder->reg[0x61]) | 0x40); - kfree(encoder); return 0; } diff --git a/drivers/media/i2c/saa7191.c b/drivers/media/i2c/saa7191.c index d7d1670..606a4ba 100644 --- a/drivers/media/i2c/saa7191.c +++ b/drivers/media/i2c/saa7191.c @@ -22,7 +22,6 @@ #include #include #include -#include #include "saa7191.h" @@ -272,7 +271,7 @@ static int saa7191_querystd(struct v4l2_subdev *sd, v4l2_std_id *norm) dprintk("SAA7191 extended signal auto-detection...\n"); - *norm = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM; + *norm &= V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM; stdc &= ~SAA7191_STDC_SECS; ctl3 &= ~(SAA7191_CTL3_FSEL); @@ -303,7 +302,7 @@ static int saa7191_querystd(struct v4l2_subdev *sd, v4l2_std_id *norm) if (status & SAA7191_STATUS_FIDT) { /* 60Hz signal -> NTSC */ dprintk("60Hz signal: NTSC\n"); - *norm = V4L2_STD_NTSC; + *norm &= V4L2_STD_NTSC; return 0; } @@ -325,12 +324,13 @@ static int saa7191_querystd(struct v4l2_subdev *sd, v4l2_std_id *norm) if (status & SAA7191_STATUS_FIDT) { dprintk("No 50Hz signal\n"); saa7191_s_std(sd, old_norm); - return -EAGAIN; + *norm = V4L2_STD_UNKNOWN; + return 0; } if (status & SAA7191_STATUS_CODE) { dprintk("PAL\n"); - *norm = V4L2_STD_PAL; + *norm &= V4L2_STD_PAL; return saa7191_s_std(sd, old_norm); } @@ -350,18 +350,19 @@ static int saa7191_querystd(struct v4l2_subdev *sd, v4l2_std_id *norm) /* not 50Hz ? */ if (status & SAA7191_STATUS_FIDT) { dprintk("No 50Hz signal\n"); - err = -EAGAIN; + *norm = V4L2_STD_UNKNOWN; goto out; } if (status & SAA7191_STATUS_CODE) { /* Color detected -> SECAM */ dprintk("SECAM\n"); - *norm = V4L2_STD_SECAM; + *norm &= V4L2_STD_SECAM; return saa7191_s_std(sd, old_norm); } dprintk("No color detected with SECAM - Going back to PAL.\n"); + *norm = V4L2_STD_UNKNOWN; out: return saa7191_s_std(sd, old_norm); @@ -567,18 +568,9 @@ static int saa7191_g_input_status(struct v4l2_subdev *sd, u32 *status) } -static int saa7191_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_SAA7191, 0); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_subdev_core_ops saa7191_core_ops = { - .g_chip_ident = saa7191_g_chip_ident, .g_ctrl = saa7191_g_ctrl, .s_ctrl = saa7191_s_ctrl, .s_std = saa7191_s_std, @@ -605,7 +597,7 @@ static int saa7191_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - decoder = kzalloc(sizeof(*decoder), GFP_KERNEL); + decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL); if (!decoder) return -ENOMEM; @@ -615,7 +607,6 @@ static int saa7191_probe(struct i2c_client *client, err = saa7191_write_block(sd, sizeof(initseq), initseq); if (err) { printk(KERN_ERR "SAA7191 initialization failed\n"); - kfree(decoder); return err; } @@ -636,7 +627,6 @@ static int saa7191_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(to_saa7191(sd)); return 0; } diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c index cae4f46..7ac7580 100644 --- a/drivers/media/i2c/smiapp/smiapp-core.c +++ b/drivers/media/i2c/smiapp/smiapp-core.c @@ -2383,8 +2383,9 @@ static int smiapp_registered(struct v4l2_subdev *subdev) } if (sensor->platform_data->xshutdown != SMIAPP_NO_XSHUTDOWN) { - if (gpio_request_one(sensor->platform_data->xshutdown, 0, - "SMIA++ xshutdown") != 0) { + if (devm_gpio_request_one(&client->dev, + sensor->platform_data->xshutdown, 0, + "SMIA++ xshutdown") != 0) { dev_err(&client->dev, "unable to acquire reset gpio %d\n", sensor->platform_data->xshutdown); @@ -2393,10 +2394,8 @@ static int smiapp_registered(struct v4l2_subdev *subdev) } rval = smiapp_power_on(sensor); - if (rval) { - rval = -ENODEV; - goto out_smiapp_power_on; - } + if (rval) + return -ENODEV; rval = smiapp_identify_module(subdev); if (rval) { @@ -2656,11 +2655,6 @@ out_ident_release: out_power_off: smiapp_power_off(sensor); - -out_smiapp_power_on: - if (sensor->platform_data->xshutdown != SMIAPP_NO_XSHUTDOWN) - gpio_free(sensor->platform_data->xshutdown); - return rval; } @@ -2854,12 +2848,10 @@ static int smiapp_remove(struct i2c_client *client) device_remove_file(&client->dev, &dev_attr_nvm); for (i = 0; i < sensor->ssds_used; i++) { - media_entity_cleanup(&sensor->ssds[i].sd.entity); v4l2_device_unregister_subdev(&sensor->ssds[i].sd); + media_entity_cleanup(&sensor->ssds[i].sd.entity); } smiapp_free_controls(sensor); - if (sensor->platform_data->xshutdown != SMIAPP_NO_XSHUTDOWN) - gpio_free(sensor->platform_data->xshutdown); return 0; } diff --git a/drivers/media/i2c/soc_camera/imx074.c b/drivers/media/i2c/soc_camera/imx074.c index a2a5cbb..1d384a3 100644 --- a/drivers/media/i2c/soc_camera/imx074.c +++ b/drivers/media/i2c/soc_camera/imx074.c @@ -18,8 +18,9 @@ #include #include +#include +#include #include -#include /* IMX074 registers */ @@ -77,6 +78,7 @@ struct imx074_datafmt { struct imx074 { struct v4l2_subdev subdev; const struct imx074_datafmt *fmt; + struct v4l2_clk *clk; }; static const struct imx074_datafmt imx074_colour_fmts[] = { @@ -251,29 +253,13 @@ static int imx074_s_stream(struct v4l2_subdev *sd, int enable) return reg_write(client, MODE_SELECT, !!enable); } -static int imx074_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - if (id->match.addr != client->addr) - return -ENODEV; - - id->ident = V4L2_IDENT_IMX074; - id->revision = 0; - - return 0; -} - static int imx074_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct imx074 *priv = to_imx074(client); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, priv->clk, on); } static int imx074_g_mbus_config(struct v4l2_subdev *sd, @@ -299,7 +285,6 @@ static struct v4l2_subdev_video_ops imx074_subdev_video_ops = { }; static struct v4l2_subdev_core_ops imx074_subdev_core_ops = { - .g_chip_ident = imx074_g_chip_ident, .s_power = imx074_s_power, }; @@ -431,6 +416,7 @@ static int imx074_probe(struct i2c_client *client, struct imx074 *priv; struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + int ret; if (!ssdd) { dev_err(&client->dev, "IMX074: missing platform data!\n"); @@ -451,12 +437,35 @@ static int imx074_probe(struct i2c_client *client, priv->fmt = &imx074_colour_fmts[0]; - return imx074_video_probe(client); + priv->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(priv->clk)) { + dev_info(&client->dev, "Error %ld getting clock\n", PTR_ERR(priv->clk)); + return -EPROBE_DEFER; + } + + ret = soc_camera_power_init(&client->dev, ssdd); + if (ret < 0) + goto epwrinit; + + ret = imx074_video_probe(client); + if (ret < 0) + goto eprobe; + + return v4l2_async_register_subdev(&priv->subdev); + +epwrinit: +eprobe: + v4l2_clk_put(priv->clk); + return ret; } static int imx074_remove(struct i2c_client *client) { struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct imx074 *priv = to_imx074(client); + + v4l2_async_unregister_subdev(&priv->subdev); + v4l2_clk_put(priv->clk); if (ssdd->free_bus) ssdd->free_bus(ssdd); diff --git a/drivers/media/i2c/soc_camera/mt9m001.c b/drivers/media/i2c/soc_camera/mt9m001.c index dd90898..df97033 100644 --- a/drivers/media/i2c/soc_camera/mt9m001.c +++ b/drivers/media/i2c/soc_camera/mt9m001.c @@ -16,8 +16,8 @@ #include #include +#include #include -#include #include /* @@ -94,10 +94,10 @@ struct mt9m001 { struct v4l2_ctrl *exposure; }; struct v4l2_rect rect; /* Sensor window */ + struct v4l2_clk *clk; const struct mt9m001_datafmt *fmt; const struct mt9m001_datafmt *fmts; int num_fmts; - int model; /* V4L2_IDENT_MT9M001* codes from v4l2-chip-ident.h */ unsigned int total_h; unsigned short y_skip_top; /* Lines to skip at the top */ }; @@ -320,36 +320,15 @@ static int mt9m001_try_fmt(struct v4l2_subdev *sd, return 0; } -static int mt9m001_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9m001 *mt9m001 = to_mt9m001(client); - - if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - if (id->match.addr != client->addr) - return -ENODEV; - - id->ident = mt9m001->model; - id->revision = 0; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int mt9m001_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff) + if (reg->reg > 0xff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - reg->size = 2; reg->val = reg_read(client, reg->reg); @@ -364,12 +343,9 @@ static int mt9m001_s_register(struct v4l2_subdev *sd, { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff) + if (reg->reg > 0xff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - if (reg_write(client, reg->reg, reg->val) < 0) return -EIO; @@ -381,8 +357,9 @@ static int mt9m001_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct mt9m001 *mt9m001 = to_mt9m001(client); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, mt9m001->clk, on); } static int mt9m001_g_volatile_ctrl(struct v4l2_ctrl *ctrl) @@ -505,11 +482,9 @@ static int mt9m001_video_probe(struct soc_camera_subdev_desc *ssdd, switch (data) { case 0x8411: case 0x8421: - mt9m001->model = V4L2_IDENT_MT9M001C12ST; mt9m001->fmts = mt9m001_colour_fmts; break; case 0x8431: - mt9m001->model = V4L2_IDENT_MT9M001C12STM; mt9m001->fmts = mt9m001_monochrome_fmts; break; default: @@ -580,7 +555,6 @@ static const struct v4l2_ctrl_ops mt9m001_ctrl_ops = { }; static struct v4l2_subdev_core_ops mt9m001_subdev_core_ops = { - .g_chip_ident = mt9m001_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = mt9m001_g_register, .s_register = mt9m001_s_register, @@ -710,9 +684,18 @@ static int mt9m001_probe(struct i2c_client *client, mt9m001->rect.width = MT9M001_MAX_WIDTH; mt9m001->rect.height = MT9M001_MAX_HEIGHT; + mt9m001->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(mt9m001->clk)) { + ret = PTR_ERR(mt9m001->clk); + goto eclkget; + } + ret = mt9m001_video_probe(ssdd, client); - if (ret) + if (ret) { + v4l2_clk_put(mt9m001->clk); +eclkget: v4l2_ctrl_handler_free(&mt9m001->hdl); + } return ret; } @@ -722,6 +705,7 @@ static int mt9m001_remove(struct i2c_client *client) struct mt9m001 *mt9m001 = to_mt9m001(client); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + v4l2_clk_put(mt9m001->clk); v4l2_device_unregister_subdev(&mt9m001->subdev); v4l2_ctrl_handler_free(&mt9m001->hdl); mt9m001_video_remove(ssdd); diff --git a/drivers/media/i2c/soc_camera/mt9m111.c b/drivers/media/i2c/soc_camera/mt9m111.c index 8bd4e0d..de3605d 100644 --- a/drivers/media/i2c/soc_camera/mt9m111.c +++ b/drivers/media/i2c/soc_camera/mt9m111.c @@ -17,9 +17,9 @@ #include #include +#include #include #include -#include /* * MT9M111, MT9M112 and MT9M131: @@ -205,10 +205,9 @@ struct mt9m111 { struct v4l2_subdev subdev; struct v4l2_ctrl_handler hdl; struct v4l2_ctrl *gain; - int model; /* V4L2_IDENT_MT9M111 or V4L2_IDENT_MT9M112 code - * from v4l2-chip-ident.h */ struct mt9m111_context *ctx; struct v4l2_rect rect; /* cropping rectangle */ + struct v4l2_clk *clk; int width; /* output */ int height; /* sizes */ struct mutex power_lock; /* lock to protect power_count */ @@ -600,24 +599,6 @@ static int mt9m111_s_fmt(struct v4l2_subdev *sd, return ret; } -static int mt9m111_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev); - - if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - if (id->match.addr != client->addr) - return -ENODEV; - - id->ident = mt9m111->model; - id->revision = 0; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int mt9m111_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) @@ -625,10 +606,8 @@ static int mt9m111_g_register(struct v4l2_subdev *sd, struct i2c_client *client = v4l2_get_subdevdata(sd); int val; - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x2ff) + if (reg->reg > 0x2ff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; val = mt9m111_reg_read(client, reg->reg); reg->size = 2; @@ -645,12 +624,9 @@ static int mt9m111_s_register(struct v4l2_subdev *sd, { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x2ff) + if (reg->reg > 0x2ff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - if (mt9m111_reg_write(client, reg->reg, reg->val) < 0) return -EIO; @@ -801,14 +777,14 @@ static int mt9m111_power_on(struct mt9m111 *mt9m111) struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); int ret; - ret = soc_camera_power_on(&client->dev, ssdd); + ret = soc_camera_power_on(&client->dev, ssdd, mt9m111->clk); if (ret < 0) return ret; ret = mt9m111_resume(mt9m111); if (ret < 0) { dev_err(&client->dev, "Failed to resume the sensor: %d\n", ret); - soc_camera_power_off(&client->dev, ssdd); + soc_camera_power_off(&client->dev, ssdd, mt9m111->clk); } return ret; @@ -820,7 +796,7 @@ static void mt9m111_power_off(struct mt9m111 *mt9m111) struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); mt9m111_suspend(mt9m111); - soc_camera_power_off(&client->dev, ssdd); + soc_camera_power_off(&client->dev, ssdd, mt9m111->clk); } static int mt9m111_s_power(struct v4l2_subdev *sd, int on) @@ -856,7 +832,6 @@ static const struct v4l2_ctrl_ops mt9m111_ctrl_ops = { }; static struct v4l2_subdev_core_ops mt9m111_subdev_core_ops = { - .g_chip_ident = mt9m111_g_chip_ident, .s_power = mt9m111_s_power, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = mt9m111_g_register, @@ -923,12 +898,10 @@ static int mt9m111_video_probe(struct i2c_client *client) switch (data) { case 0x143a: /* MT9M111 or MT9M131 */ - mt9m111->model = V4L2_IDENT_MT9M111; dev_info(&client->dev, "Detected a MT9M111/MT9M131 chip ID %x\n", data); break; case 0x148c: /* MT9M112 */ - mt9m111->model = V4L2_IDENT_MT9M112; dev_info(&client->dev, "Detected a MT9M112 chip ID %x\n", data); break; default: @@ -1002,9 +975,18 @@ static int mt9m111_probe(struct i2c_client *client, mt9m111->lastpage = -1; mutex_init(&mt9m111->power_lock); + mt9m111->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(mt9m111->clk)) { + ret = PTR_ERR(mt9m111->clk); + goto eclkget; + } + ret = mt9m111_video_probe(client); - if (ret) + if (ret) { + v4l2_clk_put(mt9m111->clk); +eclkget: v4l2_ctrl_handler_free(&mt9m111->hdl); + } return ret; } @@ -1013,6 +995,7 @@ static int mt9m111_remove(struct i2c_client *client) { struct mt9m111 *mt9m111 = to_mt9m111(client); + v4l2_clk_put(mt9m111->clk); v4l2_device_unregister_subdev(&mt9m111->subdev); v4l2_ctrl_handler_free(&mt9m111->hdl); diff --git a/drivers/media/i2c/soc_camera/mt9t031.c b/drivers/media/i2c/soc_camera/mt9t031.c index 26a15b8..47d18d0 100644 --- a/drivers/media/i2c/soc_camera/mt9t031.c +++ b/drivers/media/i2c/soc_camera/mt9t031.c @@ -18,7 +18,7 @@ #include #include -#include +#include #include #include @@ -76,7 +76,7 @@ struct mt9t031 { struct v4l2_ctrl *exposure; }; struct v4l2_rect rect; /* Sensor window */ - int model; /* V4L2_IDENT_MT9T031* codes from v4l2-chip-ident.h */ + struct v4l2_clk *clk; u16 xskip; u16 yskip; unsigned int total_h; @@ -391,36 +391,16 @@ static int mt9t031_try_fmt(struct v4l2_subdev *sd, return 0; } -static int mt9t031_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9t031 *mt9t031 = to_mt9t031(client); - - if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - if (id->match.addr != client->addr) - return -ENODEV; - - id->ident = mt9t031->model; - id->revision = 0; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int mt9t031_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff) + if (reg->reg > 0xff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - + reg->size = 1; reg->val = reg_read(client, reg->reg); if (reg->val > 0xffff) @@ -434,12 +414,9 @@ static int mt9t031_s_register(struct v4l2_subdev *sd, { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff) + if (reg->reg > 0xff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - if (reg_write(client, reg->reg, reg->val) < 0) return -EIO; @@ -595,7 +572,7 @@ static int mt9t031_runtime_resume(struct device *dev) return 0; } -static struct dev_pm_ops mt9t031_dev_pm_ops = { +static const struct dev_pm_ops mt9t031_dev_pm_ops = { .runtime_suspend = mt9t031_runtime_suspend, .runtime_resume = mt9t031_runtime_resume, }; @@ -610,16 +587,17 @@ static int mt9t031_s_power(struct v4l2_subdev *sd, int on) struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); struct video_device *vdev = soc_camera_i2c_to_vdev(client); + struct mt9t031 *mt9t031 = to_mt9t031(client); int ret; if (on) { - ret = soc_camera_power_on(&client->dev, ssdd); + ret = soc_camera_power_on(&client->dev, ssdd, mt9t031->clk); if (ret < 0) return ret; vdev->dev.type = &mt9t031_dev_type; } else { vdev->dev.type = NULL; - soc_camera_power_off(&client->dev, ssdd); + soc_camera_power_off(&client->dev, ssdd, mt9t031->clk); } return 0; @@ -650,7 +628,6 @@ static int mt9t031_video_probe(struct i2c_client *client) switch (data) { case 0x1621: - mt9t031->model = V4L2_IDENT_MT9T031; break; default: dev_err(&client->dev, @@ -685,7 +662,6 @@ static const struct v4l2_ctrl_ops mt9t031_ctrl_ops = { }; static struct v4l2_subdev_core_ops mt9t031_subdev_core_ops = { - .g_chip_ident = mt9t031_g_chip_ident, .s_power = mt9t031_s_power, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = mt9t031_g_register, @@ -812,9 +788,18 @@ static int mt9t031_probe(struct i2c_client *client, mt9t031->xskip = 1; mt9t031->yskip = 1; + mt9t031->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(mt9t031->clk)) { + ret = PTR_ERR(mt9t031->clk); + goto eclkget; + } + ret = mt9t031_video_probe(client); - if (ret) + if (ret) { + v4l2_clk_put(mt9t031->clk); +eclkget: v4l2_ctrl_handler_free(&mt9t031->hdl); + } return ret; } @@ -823,6 +808,7 @@ static int mt9t031_remove(struct i2c_client *client) { struct mt9t031 *mt9t031 = to_mt9t031(client); + v4l2_clk_put(mt9t031->clk); v4l2_device_unregister_subdev(&mt9t031->subdev); v4l2_ctrl_handler_free(&mt9t031->hdl); diff --git a/drivers/media/i2c/soc_camera/mt9t112.c b/drivers/media/i2c/soc_camera/mt9t112.c index a7256b7..46f431a 100644 --- a/drivers/media/i2c/soc_camera/mt9t112.c +++ b/drivers/media/i2c/soc_camera/mt9t112.c @@ -27,7 +27,7 @@ #include #include -#include +#include #include /* you can check PLL/clock info */ @@ -90,8 +90,8 @@ struct mt9t112_priv { struct mt9t112_camera_info *info; struct i2c_client *client; struct v4l2_rect frame; + struct v4l2_clk *clk; const struct mt9t112_format *format; - int model; int num_formats; u32 flags; /* for flags */ @@ -738,17 +738,6 @@ static int mt9t112_init_camera(const struct i2c_client *client) /************************************************************************ v4l2_subdev_core_ops ************************************************************************/ -static int mt9t112_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9t112_priv *priv = to_mt9t112(client); - - id->ident = priv->model; - id->revision = 0; - - return 0; -} #ifdef CONFIG_VIDEO_ADV_DEBUG static int mt9t112_g_register(struct v4l2_subdev *sd, @@ -781,12 +770,12 @@ static int mt9t112_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct mt9t112_priv *priv = to_mt9t112(client); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, priv->clk, on); } static struct v4l2_subdev_core_ops mt9t112_subdev_core_ops = { - .g_chip_ident = mt9t112_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = mt9t112_g_register, .s_register = mt9t112_s_register, @@ -1061,12 +1050,10 @@ static int mt9t112_camera_probe(struct i2c_client *client) switch (chipid) { case 0x2680: devname = "mt9t111"; - priv->model = V4L2_IDENT_MT9T111; priv->num_formats = 1; break; case 0x2682: devname = "mt9t112"; - priv->model = V4L2_IDENT_MT9T112; priv->num_formats = ARRAY_SIZE(mt9t112_cfmts); break; default: @@ -1108,18 +1095,26 @@ static int mt9t112_probe(struct i2c_client *client, v4l2_i2c_subdev_init(&priv->subdev, client, &mt9t112_subdev_ops); + priv->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(priv->clk)) + return PTR_ERR(priv->clk); + ret = mt9t112_camera_probe(client); - if (ret) - return ret; /* Cannot fail: using the default supported pixel code */ - mt9t112_set_params(priv, &rect, V4L2_MBUS_FMT_UYVY8_2X8); + if (!ret) + mt9t112_set_params(priv, &rect, V4L2_MBUS_FMT_UYVY8_2X8); + else + v4l2_clk_put(priv->clk); return ret; } static int mt9t112_remove(struct i2c_client *client) { + struct mt9t112_priv *priv = to_mt9t112(client); + + v4l2_clk_put(priv->clk); return 0; } diff --git a/drivers/media/i2c/soc_camera/mt9v022.c b/drivers/media/i2c/soc_camera/mt9v022.c index a295e59..f9f95f8 100644 --- a/drivers/media/i2c/soc_camera/mt9v022.c +++ b/drivers/media/i2c/soc_camera/mt9v022.c @@ -19,7 +19,7 @@ #include #include #include -#include +#include #include /* @@ -133,6 +133,11 @@ static const struct mt9v02x_register mt9v024_register = { .pixclk_fv_lv = MT9V024_PIXCLK_FV_LV, }; +enum mt9v022_model { + MT9V022IX7ATM, + MT9V022IX7ATC, +}; + struct mt9v022 { struct v4l2_subdev subdev; struct v4l2_ctrl_handler hdl; @@ -149,11 +154,12 @@ struct mt9v022 { struct v4l2_ctrl *hblank; struct v4l2_ctrl *vblank; struct v4l2_rect rect; /* Sensor window */ + struct v4l2_clk *clk; const struct mt9v022_datafmt *fmt; const struct mt9v022_datafmt *fmts; const struct mt9v02x_register *reg; int num_fmts; - int model; /* V4L2_IDENT_MT9V022* codes from v4l2-chip-ident.h */ + enum mt9v022_model model; u16 chip_control; u16 chip_version; unsigned short y_skip_top; /* Lines to skip at the top */ @@ -406,12 +412,12 @@ static int mt9v022_s_fmt(struct v4l2_subdev *sd, switch (mf->code) { case V4L2_MBUS_FMT_Y8_1X8: case V4L2_MBUS_FMT_Y10_1X10: - if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATM) + if (mt9v022->model != MT9V022IX7ATM) return -EINVAL; break; case V4L2_MBUS_FMT_SBGGR8_1X8: case V4L2_MBUS_FMT_SBGGR10_1X10: - if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATC) + if (mt9v022->model != MT9V022IX7ATC) return -EINVAL; break; default: @@ -457,36 +463,15 @@ static int mt9v022_try_fmt(struct v4l2_subdev *sd, return 0; } -static int mt9v022_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9v022 *mt9v022 = to_mt9v022(client); - - if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - if (id->match.addr != client->addr) - return -ENODEV; - - id->ident = mt9v022->model; - id->revision = 0; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int mt9v022_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff) + if (reg->reg > 0xff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - reg->size = 2; reg->val = reg_read(client, reg->reg); @@ -501,12 +486,9 @@ static int mt9v022_s_register(struct v4l2_subdev *sd, { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff) + if (reg->reg > 0xff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - if (reg_write(client, reg->reg, reg->val) < 0) return -EIO; @@ -518,8 +500,9 @@ static int mt9v022_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct mt9v022 *mt9v022 = to_mt9v022(client); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, mt9v022->clk, on); } static int mt9v022_g_volatile_ctrl(struct v4l2_ctrl *ctrl) @@ -706,11 +689,11 @@ static int mt9v022_video_probe(struct i2c_client *client) if (sensor_type && (!strcmp("colour", sensor_type) || !strcmp("color", sensor_type))) { ret = reg_write(client, MT9V022_PIXEL_OPERATION_MODE, 4 | 0x11); - mt9v022->model = V4L2_IDENT_MT9V022IX7ATC; + mt9v022->model = MT9V022IX7ATC; mt9v022->fmts = mt9v022_colour_fmts; } else { ret = reg_write(client, MT9V022_PIXEL_OPERATION_MODE, 0x11); - mt9v022->model = V4L2_IDENT_MT9V022IX7ATM; + mt9v022->model = MT9V022IX7ATM; mt9v022->fmts = mt9v022_monochrome_fmts; } @@ -740,7 +723,7 @@ static int mt9v022_video_probe(struct i2c_client *client) mt9v022->fmt = &mt9v022->fmts[0]; dev_info(&client->dev, "Detected a MT9V022 chip ID %x, %s sensor\n", - data, mt9v022->model == V4L2_IDENT_MT9V022IX7ATM ? + data, mt9v022->model == MT9V022IX7ATM ? "monochrome" : "colour"); ret = mt9v022_init(client); @@ -768,7 +751,6 @@ static const struct v4l2_ctrl_ops mt9v022_ctrl_ops = { }; static struct v4l2_subdev_core_ops mt9v022_subdev_core_ops = { - .g_chip_ident = mt9v022_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = mt9v022_g_register, .s_register = mt9v022_s_register, @@ -957,9 +939,18 @@ static int mt9v022_probe(struct i2c_client *client, mt9v022->rect.width = MT9V022_MAX_WIDTH; mt9v022->rect.height = MT9V022_MAX_HEIGHT; + mt9v022->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(mt9v022->clk)) { + ret = PTR_ERR(mt9v022->clk); + goto eclkget; + } + ret = mt9v022_video_probe(client); - if (ret) + if (ret) { + v4l2_clk_put(mt9v022->clk); +eclkget: v4l2_ctrl_handler_free(&mt9v022->hdl); + } return ret; } @@ -969,6 +960,7 @@ static int mt9v022_remove(struct i2c_client *client) struct mt9v022 *mt9v022 = to_mt9v022(client); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + v4l2_clk_put(mt9v022->clk); v4l2_device_unregister_subdev(&mt9v022->subdev); if (ssdd->free_bus) ssdd->free_bus(ssdd); diff --git a/drivers/media/i2c/soc_camera/ov2640.c b/drivers/media/i2c/soc_camera/ov2640.c index e316842..6c6b1c3 100644 --- a/drivers/media/i2c/soc_camera/ov2640.c +++ b/drivers/media/i2c/soc_camera/ov2640.c @@ -22,7 +22,7 @@ #include #include -#include +#include #include #include @@ -303,8 +303,8 @@ struct ov2640_priv { struct v4l2_subdev subdev; struct v4l2_ctrl_handler hdl; enum v4l2_mbus_pixelcode cfmt_code; + struct v4l2_clk *clk; const struct ov2640_win_size *win; - int model; }; /* @@ -723,18 +723,6 @@ static int ov2640_s_ctrl(struct v4l2_ctrl *ctrl) return -EINVAL; } -static int ov2640_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ov2640_priv *priv = to_ov2640(client); - - id->ident = priv->model; - id->revision = 0; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int ov2640_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) @@ -772,8 +760,9 @@ static int ov2640_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct ov2640_priv *priv = to_ov2640(client); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, priv->clk, on); } /* Select the nearest higher resolution for capture */ @@ -1009,7 +998,6 @@ static int ov2640_video_probe(struct i2c_client *client) switch (VERSION(pid, ver)) { case PID_OV2640: devname = "ov2640"; - priv->model = V4L2_IDENT_OV2640; break; default: dev_err(&client->dev, @@ -1034,7 +1022,6 @@ static const struct v4l2_ctrl_ops ov2640_ctrl_ops = { }; static struct v4l2_subdev_core_ops ov2640_subdev_core_ops = { - .g_chip_ident = ov2640_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov2640_g_register, .s_register = ov2640_s_register, @@ -1113,11 +1100,20 @@ static int ov2640_probe(struct i2c_client *client, if (priv->hdl.error) return priv->hdl.error; + priv->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(priv->clk)) { + ret = PTR_ERR(priv->clk); + goto eclkget; + } + ret = ov2640_video_probe(client); - if (ret) + if (ret) { + v4l2_clk_put(priv->clk); +eclkget: v4l2_ctrl_handler_free(&priv->hdl); - else + } else { dev_info(&adapter->dev, "OV2640 Probed\n"); + } return ret; } @@ -1126,6 +1122,7 @@ static int ov2640_remove(struct i2c_client *client) { struct ov2640_priv *priv = to_ov2640(client); + v4l2_clk_put(priv->clk); v4l2_device_unregister_subdev(&priv->subdev); v4l2_ctrl_handler_free(&priv->hdl); return 0; diff --git a/drivers/media/i2c/soc_camera/ov5642.c b/drivers/media/i2c/soc_camera/ov5642.c index 9aa56de..0a5c5d4 100644 --- a/drivers/media/i2c/soc_camera/ov5642.c +++ b/drivers/media/i2c/soc_camera/ov5642.c @@ -24,7 +24,7 @@ #include #include -#include +#include #include /* OV5642 registers */ @@ -610,6 +610,7 @@ struct ov5642 { struct v4l2_subdev subdev; const struct ov5642_datafmt *fmt; struct v4l2_rect crop_rect; + struct v4l2_clk *clk; /* blanking information */ int total_width; @@ -848,23 +849,6 @@ static int ov5642_enum_fmt(struct v4l2_subdev *sd, unsigned int index, return 0; } -static int ov5642_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - if (id->match.addr != client->addr) - return -ENODEV; - - id->ident = V4L2_IDENT_OV5642; - id->revision = 0; - - return 0; -} - static int ov5642_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a) { struct i2c_client *client = v4l2_get_subdevdata(sd); @@ -935,12 +919,13 @@ static int ov5642_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct ov5642 *priv = to_ov5642(client); int ret; if (!on) - return soc_camera_power_off(&client->dev, ssdd); + return soc_camera_power_off(&client->dev, ssdd, priv->clk); - ret = soc_camera_power_on(&client->dev, ssdd); + ret = soc_camera_power_on(&client->dev, ssdd, priv->clk); if (ret < 0) return ret; @@ -966,7 +951,6 @@ static struct v4l2_subdev_video_ops ov5642_subdev_video_ops = { static struct v4l2_subdev_core_ops ov5642_subdev_core_ops = { .s_power = ov5642_s_power, - .g_chip_ident = ov5642_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov5642_get_register, .s_register = ov5642_set_register, @@ -1021,6 +1005,7 @@ static int ov5642_probe(struct i2c_client *client, { struct ov5642 *priv; struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + int ret; if (!ssdd) { dev_err(&client->dev, "OV5642: missing platform data!\n"); @@ -1042,13 +1027,23 @@ static int ov5642_probe(struct i2c_client *client, priv->total_width = OV5642_DEFAULT_WIDTH + BLANKING_EXTRA_WIDTH; priv->total_height = BLANKING_MIN_HEIGHT; - return ov5642_video_probe(client); + priv->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(priv->clk)) + return PTR_ERR(priv->clk); + + ret = ov5642_video_probe(client); + if (ret < 0) + v4l2_clk_put(priv->clk); + + return ret; } static int ov5642_remove(struct i2c_client *client) { struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct ov5642 *priv = to_ov5642(client); + v4l2_clk_put(priv->clk); if (ssdd->free_bus) ssdd->free_bus(ssdd); diff --git a/drivers/media/i2c/soc_camera/ov6650.c b/drivers/media/i2c/soc_camera/ov6650.c index 991202d..ab01598 100644 --- a/drivers/media/i2c/soc_camera/ov6650.c +++ b/drivers/media/i2c/soc_camera/ov6650.c @@ -32,7 +32,7 @@ #include #include -#include +#include #include /* Register definitions */ @@ -196,6 +196,7 @@ struct ov6650 { struct v4l2_ctrl *blue; struct v4l2_ctrl *red; }; + struct v4l2_clk *clk; bool half_scale; /* scale down output by 2 */ struct v4l2_rect rect; /* sensor cropping window */ unsigned long pclk_limit; /* from host */ @@ -390,16 +391,6 @@ static int ov6550_s_ctrl(struct v4l2_ctrl *ctrl) return -EINVAL; } -/* Get chip identification */ -static int ov6650_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - id->ident = V4L2_IDENT_OV6650; - id->revision = 0; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int ov6650_get_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) @@ -436,8 +427,9 @@ static int ov6650_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct ov6650 *priv = to_ov6650(client); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, priv->clk, on); } static int ov6650_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a) @@ -879,7 +871,6 @@ static const struct v4l2_ctrl_ops ov6550_ctrl_ops = { }; static struct v4l2_subdev_core_ops ov6650_core_ops = { - .g_chip_ident = ov6650_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov6650_get_register, .s_register = ov6650_set_register, @@ -1025,9 +1016,18 @@ static int ov6650_probe(struct i2c_client *client, priv->code = V4L2_MBUS_FMT_YUYV8_2X8; priv->colorspace = V4L2_COLORSPACE_JPEG; + priv->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(priv->clk)) { + ret = PTR_ERR(priv->clk); + goto eclkget; + } + ret = ov6650_video_probe(client); - if (ret) + if (ret) { + v4l2_clk_put(priv->clk); +eclkget: v4l2_ctrl_handler_free(&priv->hdl); + } return ret; } @@ -1036,6 +1036,7 @@ static int ov6650_remove(struct i2c_client *client) { struct ov6650 *priv = to_ov6650(client); + v4l2_clk_put(priv->clk); v4l2_device_unregister_subdev(&priv->subdev); v4l2_ctrl_handler_free(&priv->hdl); return 0; diff --git a/drivers/media/i2c/soc_camera/ov772x.c b/drivers/media/i2c/soc_camera/ov772x.c index 713d62e..7f2b3c8 100644 --- a/drivers/media/i2c/soc_camera/ov772x.c +++ b/drivers/media/i2c/soc_camera/ov772x.c @@ -26,8 +26,8 @@ #include #include +#include #include -#include #include /* @@ -396,10 +396,10 @@ struct ov772x_win_size { struct ov772x_priv { struct v4l2_subdev subdev; struct v4l2_ctrl_handler hdl; + struct v4l2_clk *clk; struct ov772x_camera_info *info; const struct ov772x_color_format *cfmt; const struct ov772x_win_size *win; - int model; unsigned short flag_vflip:1; unsigned short flag_hflip:1; /* band_filter = COM8[5] ? 256 - BDBASE : 0 */ @@ -620,17 +620,6 @@ static int ov772x_s_ctrl(struct v4l2_ctrl *ctrl) return -EINVAL; } -static int ov772x_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct ov772x_priv *priv = to_ov772x(sd); - - id->ident = priv->model; - id->revision = 0; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int ov772x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) @@ -668,8 +657,9 @@ static int ov772x_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct ov772x_priv *priv = to_ov772x(sd); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, priv->clk, on); } static const struct ov772x_win_size *ov772x_select_win(u32 width, u32 height) @@ -965,11 +955,9 @@ static int ov772x_video_probe(struct ov772x_priv *priv) switch (VERSION(pid, ver)) { case OV7720: devname = "ov7720"; - priv->model = V4L2_IDENT_OV7720; break; case OV7725: devname = "ov7725"; - priv->model = V4L2_IDENT_OV7725; break; default: dev_err(&client->dev, @@ -997,7 +985,6 @@ static const struct v4l2_ctrl_ops ov772x_ctrl_ops = { }; static struct v4l2_subdev_core_ops ov772x_subdev_core_ops = { - .g_chip_ident = ov772x_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov772x_g_register, .s_register = ov772x_s_register, @@ -1088,13 +1075,22 @@ static int ov772x_probe(struct i2c_client *client, if (priv->hdl.error) return priv->hdl.error; + priv->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(priv->clk)) { + ret = PTR_ERR(priv->clk); + goto eclkget; + } + ret = ov772x_video_probe(priv); if (ret < 0) { + v4l2_clk_put(priv->clk); +eclkget: v4l2_ctrl_handler_free(&priv->hdl); } else { priv->cfmt = &ov772x_cfmts[0]; priv->win = &ov772x_win_sizes[0]; } + return ret; } @@ -1102,6 +1098,7 @@ static int ov772x_remove(struct i2c_client *client) { struct ov772x_priv *priv = to_ov772x(i2c_get_clientdata(client)); + v4l2_clk_put(priv->clk); v4l2_device_unregister_subdev(&priv->subdev); v4l2_ctrl_handler_free(&priv->hdl); return 0; diff --git a/drivers/media/i2c/soc_camera/ov9640.c b/drivers/media/i2c/soc_camera/ov9640.c index 20ca62d..e968c3f 100644 --- a/drivers/media/i2c/soc_camera/ov9640.c +++ b/drivers/media/i2c/soc_camera/ov9640.c @@ -28,7 +28,7 @@ #include #include -#include +#include #include #include @@ -61,7 +61,7 @@ static const struct ov9640_reg ov9640_regs_dflt[] = { /* Configurations * NOTE: for YUV, alter the following registers: - * COM12 |= OV9640_COM12_YUV_AVG + * COM12 |= OV9640_COM12_YUV_AVG * * for RGB, alter the following registers: * COM7 |= OV9640_COM7_RGB @@ -287,18 +287,6 @@ static int ov9640_s_ctrl(struct v4l2_ctrl *ctrl) return -EINVAL; } -/* Get chip identification */ -static int ov9640_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct ov9640_priv *priv = to_ov9640_sensor(sd); - - id->ident = priv->model; - id->revision = priv->revision; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int ov9640_get_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) @@ -337,8 +325,9 @@ static int ov9640_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct ov9640_priv *priv = to_ov9640_sensor(sd); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, priv->clk, on); } /* select nearest higher resolution for capture */ @@ -615,12 +604,10 @@ static int ov9640_video_probe(struct i2c_client *client) switch (VERSION(pid, ver)) { case OV9640_V2: devname = "ov9640"; - priv->model = V4L2_IDENT_OV9640; priv->revision = 2; break; case OV9640_V3: devname = "ov9640"; - priv->model = V4L2_IDENT_OV9640; priv->revision = 3; break; default: @@ -644,7 +631,6 @@ static const struct v4l2_ctrl_ops ov9640_ctrl_ops = { }; static struct v4l2_subdev_core_ops ov9640_core_ops = { - .g_chip_ident = ov9640_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov9640_get_register, .s_register = ov9640_set_register, @@ -716,10 +702,18 @@ static int ov9640_probe(struct i2c_client *client, if (priv->hdl.error) return priv->hdl.error; - ret = ov9640_video_probe(client); + priv->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(priv->clk)) { + ret = PTR_ERR(priv->clk); + goto eclkget; + } - if (ret) + ret = ov9640_video_probe(client); + if (ret) { + v4l2_clk_put(priv->clk); +eclkget: v4l2_ctrl_handler_free(&priv->hdl); + } return ret; } @@ -729,6 +723,7 @@ static int ov9640_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); struct ov9640_priv *priv = to_ov9640_sensor(sd); + v4l2_clk_put(priv->clk); v4l2_device_unregister_subdev(&priv->subdev); v4l2_ctrl_handler_free(&priv->hdl); return 0; diff --git a/drivers/media/i2c/soc_camera/ov9640.h b/drivers/media/i2c/soc_camera/ov9640.h index 6b33a97..65d13ff 100644 --- a/drivers/media/i2c/soc_camera/ov9640.h +++ b/drivers/media/i2c/soc_camera/ov9640.h @@ -199,6 +199,7 @@ struct ov9640_reg { struct ov9640_priv { struct v4l2_subdev subdev; struct v4l2_ctrl_handler hdl; + struct v4l2_clk *clk; int model; int revision; diff --git a/drivers/media/i2c/soc_camera/ov9740.c b/drivers/media/i2c/soc_camera/ov9740.c index 012bd62..ea76863 100644 --- a/drivers/media/i2c/soc_camera/ov9740.c +++ b/drivers/media/i2c/soc_camera/ov9740.c @@ -17,7 +17,7 @@ #include #include -#include +#include #include #define to_ov9740(sd) container_of(sd, struct ov9740_priv, subdev) @@ -196,8 +196,8 @@ struct ov9740_reg { struct ov9740_priv { struct v4l2_subdev subdev; struct v4l2_ctrl_handler hdl; + struct v4l2_clk *clk; - int ident; u16 model; u8 revision; u8 manid; @@ -772,18 +772,6 @@ static int ov9740_s_ctrl(struct v4l2_ctrl *ctrl) return 0; } -/* Get chip identification */ -static int ov9740_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct ov9740_priv *priv = to_ov9740(sd); - - id->ident = priv->ident; - id->revision = priv->revision; - - return 0; -} - static int ov9740_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); @@ -792,7 +780,7 @@ static int ov9740_s_power(struct v4l2_subdev *sd, int on) int ret; if (on) { - ret = soc_camera_power_on(&client->dev, ssdd); + ret = soc_camera_power_on(&client->dev, ssdd, priv->clk); if (ret < 0) return ret; @@ -806,7 +794,7 @@ static int ov9740_s_power(struct v4l2_subdev *sd, int on) priv->current_enable = true; } - soc_camera_power_off(&client->dev, ssdd); + soc_camera_power_off(&client->dev, ssdd, priv->clk); } return 0; @@ -887,8 +875,6 @@ static int ov9740_video_probe(struct i2c_client *client) goto done; } - priv->ident = V4L2_IDENT_OV9740; - dev_info(&client->dev, "ov9740 Model ID 0x%04x, Revision 0x%02x, " "Manufacturer 0x%02x, SMIA Version 0x%02x\n", priv->model, priv->revision, priv->manid, priv->smiaver); @@ -927,7 +913,6 @@ static struct v4l2_subdev_video_ops ov9740_video_ops = { }; static struct v4l2_subdev_core_ops ov9740_core_ops = { - .g_chip_ident = ov9740_g_chip_ident, .s_power = ov9740_s_power, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ov9740_get_register, @@ -975,9 +960,18 @@ static int ov9740_probe(struct i2c_client *client, if (priv->hdl.error) return priv->hdl.error; + priv->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(priv->clk)) { + ret = PTR_ERR(priv->clk); + goto eclkget; + } + ret = ov9740_video_probe(client); - if (ret < 0) + if (ret < 0) { + v4l2_clk_put(priv->clk); +eclkget: v4l2_ctrl_handler_free(&priv->hdl); + } return ret; } @@ -986,6 +980,7 @@ static int ov9740_remove(struct i2c_client *client) { struct ov9740_priv *priv = i2c_get_clientdata(client); + v4l2_clk_put(priv->clk); v4l2_device_unregister_subdev(&priv->subdev); v4l2_ctrl_handler_free(&priv->hdl); return 0; diff --git a/drivers/media/i2c/soc_camera/rj54n1cb0c.c b/drivers/media/i2c/soc_camera/rj54n1cb0c.c index 1f9ec3b..7e6d978 100644 --- a/drivers/media/i2c/soc_camera/rj54n1cb0c.c +++ b/drivers/media/i2c/soc_camera/rj54n1cb0c.c @@ -17,8 +17,8 @@ #include #include +#include #include -#include #include #define RJ54N1_DEV_CODE 0x0400 @@ -151,6 +151,7 @@ struct rj54n1_clock_div { struct rj54n1 { struct v4l2_subdev subdev; struct v4l2_ctrl_handler hdl; + struct v4l2_clk *clk; struct rj54n1_clock_div clk_div; const struct rj54n1_datafmt *fmt; struct v4l2_rect rect; /* Sensor window */ @@ -1120,37 +1121,16 @@ static int rj54n1_s_fmt(struct v4l2_subdev *sd, return 0; } -static int rj54n1_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - if (id->match.addr != client->addr) - return -ENODEV; - - id->ident = V4L2_IDENT_RJ54N1CB0C; - id->revision = 0; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int rj54n1_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || - reg->reg < 0x400 || reg->reg > 0x1fff) + if (reg->reg < 0x400 || reg->reg > 0x1fff) /* Registers > 0x0800 are only available from Sharp support */ return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - reg->size = 1; reg->val = reg_read(client, reg->reg); @@ -1165,14 +1145,10 @@ static int rj54n1_s_register(struct v4l2_subdev *sd, { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || - reg->reg < 0x400 || reg->reg > 0x1fff) + if (reg->reg < 0x400 || reg->reg > 0x1fff) /* Registers >= 0x0800 are only available from Sharp support */ return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - if (reg_write(client, reg->reg, reg->val) < 0) return -EIO; @@ -1184,8 +1160,9 @@ static int rj54n1_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct rj54n1 *rj54n1 = to_rj54n1(client); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, rj54n1->clk, on); } static int rj54n1_s_ctrl(struct v4l2_ctrl *ctrl) @@ -1233,7 +1210,6 @@ static const struct v4l2_ctrl_ops rj54n1_ctrl_ops = { }; static struct v4l2_subdev_core_ops rj54n1_subdev_core_ops = { - .g_chip_ident = rj54n1_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = rj54n1_g_register, .s_register = rj54n1_s_register, @@ -1382,9 +1358,18 @@ static int rj54n1_probe(struct i2c_client *client, rj54n1->tgclk_mhz = (rj54n1_priv->mclk_freq / PLL_L * PLL_N) / (clk_div.ratio_tg + 1) / (clk_div.ratio_t + 1); + rj54n1->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(rj54n1->clk)) { + ret = PTR_ERR(rj54n1->clk); + goto eclkget; + } + ret = rj54n1_video_probe(client, rj54n1_priv); - if (ret < 0) + if (ret < 0) { + v4l2_clk_put(rj54n1->clk); +eclkget: v4l2_ctrl_handler_free(&rj54n1->hdl); + } return ret; } @@ -1394,6 +1379,7 @@ static int rj54n1_remove(struct i2c_client *client) struct rj54n1 *rj54n1 = to_rj54n1(client); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + v4l2_clk_put(rj54n1->clk); v4l2_device_unregister_subdev(&rj54n1->subdev); if (ssdd->free_bus) ssdd->free_bus(ssdd); diff --git a/drivers/media/i2c/soc_camera/tw9910.c b/drivers/media/i2c/soc_camera/tw9910.c index bad90b1..ab54628 100644 --- a/drivers/media/i2c/soc_camera/tw9910.c +++ b/drivers/media/i2c/soc_camera/tw9910.c @@ -27,7 +27,7 @@ #include #include -#include +#include #include #define GET_ID(val) ((val & 0xF8) >> 3) @@ -228,6 +228,7 @@ struct tw9910_scale_ctrl { struct tw9910_priv { struct v4l2_subdev subdev; + struct v4l2_clk *clk; struct tw9910_video_info *info; const struct tw9910_scale_ctrl *scale; v4l2_std_id norm; @@ -518,18 +519,6 @@ static int tw9910_s_std(struct v4l2_subdev *sd, v4l2_std_id norm) return 0; } -static int tw9910_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct tw9910_priv *priv = to_tw9910(client); - - id->ident = V4L2_IDENT_TW9910; - id->revision = priv->revision; - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int tw9910_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) @@ -540,6 +529,7 @@ static int tw9910_g_register(struct v4l2_subdev *sd, if (reg->reg > 0xff) return -EINVAL; + reg->size = 1; ret = i2c_smbus_read_byte_data(client, reg->reg); if (ret < 0) return ret; @@ -570,8 +560,9 @@ static int tw9910_s_power(struct v4l2_subdev *sd, int on) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct tw9910_priv *priv = to_tw9910(client); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, priv->clk, on); } static int tw9910_set_frame(struct v4l2_subdev *sd, u32 *width, u32 *height) @@ -823,7 +814,6 @@ done: } static struct v4l2_subdev_core_ops tw9910_subdev_core_ops = { - .g_chip_ident = tw9910_g_chip_ident, .s_std = tw9910_s_std, .g_std = tw9910_g_std, #ifdef CONFIG_VIDEO_ADV_DEBUG @@ -912,6 +902,7 @@ static int tw9910_probe(struct i2c_client *client, struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + int ret; if (!ssdd || !ssdd->drv_priv) { dev_err(&client->dev, "TW9910: missing platform data!\n"); @@ -935,11 +926,21 @@ static int tw9910_probe(struct i2c_client *client, v4l2_i2c_subdev_init(&priv->subdev, client, &tw9910_subdev_ops); - return tw9910_video_probe(client); + priv->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(priv->clk)) + return PTR_ERR(priv->clk); + + ret = tw9910_video_probe(client); + if (ret < 0) + v4l2_clk_put(priv->clk); + + return ret; } static int tw9910_remove(struct i2c_client *client) { + struct tw9910_priv *priv = to_tw9910(client); + v4l2_clk_put(priv->clk); return 0; } diff --git a/drivers/media/i2c/sony-btf-mpx.c b/drivers/media/i2c/sony-btf-mpx.c index 38cbea9..32d8232 100644 --- a/drivers/media/i2c/sony-btf-mpx.c +++ b/drivers/media/i2c/sony-btf-mpx.c @@ -30,7 +30,7 @@ MODULE_LICENSE("GPL v2"); static int debug; module_param(debug, int, 0644); -MODULE_PARM_DESC(debug, "debug level 0=off(default) 1=on\n"); +MODULE_PARM_DESC(debug, "debug level 0=off(default) 1=on"); /* #define MPX_DEBUG */ @@ -355,7 +355,7 @@ static int sony_btf_mpx_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - t = kzalloc(sizeof(struct sony_btf_mpx), GFP_KERNEL); + t = devm_kzalloc(&client->dev, sizeof(*t), GFP_KERNEL); if (t == NULL) return -ENOMEM; @@ -374,7 +374,6 @@ static int sony_btf_mpx_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(to_state(sd)); return 0; } diff --git a/drivers/media/i2c/sr030pc30.c b/drivers/media/i2c/sr030pc30.c index e9d95bd..ae94326 100644 --- a/drivers/media/i2c/sr030pc30.c +++ b/drivers/media/i2c/sr030pc30.c @@ -23,6 +23,7 @@ #include #include #include +#include #include static int debug; @@ -142,17 +143,24 @@ module_param(debug, int, 0644); struct sr030pc30_info { struct v4l2_subdev sd; + struct v4l2_ctrl_handler hdl; const struct sr030pc30_platform_data *pdata; const struct sr030pc30_format *curr_fmt; const struct sr030pc30_frmsize *curr_win; - unsigned int auto_wb:1; - unsigned int auto_exp:1; unsigned int hflip:1; unsigned int vflip:1; unsigned int sleep:1; - unsigned int exposure; - u8 blue_balance; - u8 red_balance; + struct { + /* auto whitebalance control cluster */ + struct v4l2_ctrl *awb; + struct v4l2_ctrl *red; + struct v4l2_ctrl *blue; + }; + struct { + /* auto exposure control cluster */ + struct v4l2_ctrl *autoexp; + struct v4l2_ctrl *exp; + }; u8 i2c_reg_page; }; @@ -173,52 +181,6 @@ struct i2c_regval { u16 val; }; -static const struct v4l2_queryctrl sr030pc30_ctrl[] = { - { - .id = V4L2_CID_AUTO_WHITE_BALANCE, - .type = V4L2_CTRL_TYPE_BOOLEAN, - .name = "Auto White Balance", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - }, { - .id = V4L2_CID_RED_BALANCE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Red Balance", - .minimum = 0, - .maximum = 127, - .step = 1, - .default_value = 64, - .flags = 0, - }, { - .id = V4L2_CID_BLUE_BALANCE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Blue Balance", - .minimum = 0, - .maximum = 127, - .step = 1, - .default_value = 64, - }, { - .id = V4L2_CID_EXPOSURE_AUTO, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Auto Exposure", - .minimum = 0, - .maximum = 1, - .step = 1, - .default_value = 1, - }, { - .id = V4L2_CID_EXPOSURE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Exposure", - .minimum = EXPOS_MIN_MS, - .maximum = EXPOS_MAX_MS, - .step = 1, - .default_value = 1, - }, { - } -}; - /* supported resolutions */ static const struct sr030pc30_frmsize sr030pc30_sizes[] = { { @@ -394,48 +356,6 @@ static int sr030pc30_pwr_ctrl(struct v4l2_subdev *sd, return ret; } -static inline int sr030pc30_enable_autoexposure(struct v4l2_subdev *sd, int on) -{ - struct sr030pc30_info *info = to_sr030pc30(sd); - /* auto anti-flicker is also enabled here */ - int ret = cam_i2c_write(sd, AE_CTL1_REG, on ? 0xDC : 0x0C); - if (!ret) - info->auto_exp = on; - return ret; -} - -static int sr030pc30_set_exposure(struct v4l2_subdev *sd, int value) -{ - struct sr030pc30_info *info = to_sr030pc30(sd); - - unsigned long expos = value * info->pdata->clk_rate / (8 * 1000); - - int ret = cam_i2c_write(sd, EXP_TIMEH_REG, expos >> 16 & 0xFF); - if (!ret) - ret = cam_i2c_write(sd, EXP_TIMEM_REG, expos >> 8 & 0xFF); - if (!ret) - ret = cam_i2c_write(sd, EXP_TIMEL_REG, expos & 0xFF); - if (!ret) { /* Turn off AE */ - info->exposure = value; - ret = sr030pc30_enable_autoexposure(sd, 0); - } - return ret; -} - -/* Automatic white balance control */ -static int sr030pc30_enable_autowhitebalance(struct v4l2_subdev *sd, int on) -{ - struct sr030pc30_info *info = to_sr030pc30(sd); - - int ret = cam_i2c_write(sd, AWB_CTL2_REG, on ? 0x2E : 0x2F); - if (!ret) - ret = cam_i2c_write(sd, AWB_CTL1_REG, on ? 0xFB : 0x7B); - if (!ret) - info->auto_wb = on; - - return ret; -} - static int sr030pc30_set_flip(struct v4l2_subdev *sd) { struct sr030pc30_info *info = to_sr030pc30(sd); @@ -498,107 +418,56 @@ static int sr030pc30_try_frame_size(struct v4l2_mbus_framefmt *mf) return -EINVAL; } -static int sr030pc30_queryctrl(struct v4l2_subdev *sd, - struct v4l2_queryctrl *qc) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(sr030pc30_ctrl); i++) - if (qc->id == sr030pc30_ctrl[i].id) { - *qc = sr030pc30_ctrl[i]; - v4l2_dbg(1, debug, sd, "%s id: %d\n", - __func__, qc->id); - return 0; - } - - return -EINVAL; -} - -static inline int sr030pc30_set_bluebalance(struct v4l2_subdev *sd, int value) +static int sr030pc30_s_ctrl(struct v4l2_ctrl *ctrl) { - int ret = cam_i2c_write(sd, MWB_BGAIN_REG, value); - if (!ret) - to_sr030pc30(sd)->blue_balance = value; - return ret; -} - -static inline int sr030pc30_set_redbalance(struct v4l2_subdev *sd, int value) -{ - int ret = cam_i2c_write(sd, MWB_RGAIN_REG, value); - if (!ret) - to_sr030pc30(sd)->red_balance = value; - return ret; -} - -static int sr030pc30_s_ctrl(struct v4l2_subdev *sd, - struct v4l2_control *ctrl) -{ - int i, ret = 0; - - for (i = 0; i < ARRAY_SIZE(sr030pc30_ctrl); i++) - if (ctrl->id == sr030pc30_ctrl[i].id) - break; - - if (i == ARRAY_SIZE(sr030pc30_ctrl)) - return -EINVAL; - - if (ctrl->value < sr030pc30_ctrl[i].minimum || - ctrl->value > sr030pc30_ctrl[i].maximum) - return -ERANGE; + struct sr030pc30_info *info = + container_of(ctrl->handler, struct sr030pc30_info, hdl); + struct v4l2_subdev *sd = &info->sd; + int ret = 0; v4l2_dbg(1, debug, sd, "%s: ctrl_id: %d, value: %d\n", - __func__, ctrl->id, ctrl->value); + __func__, ctrl->id, ctrl->val); switch (ctrl->id) { case V4L2_CID_AUTO_WHITE_BALANCE: - sr030pc30_enable_autowhitebalance(sd, ctrl->value); - break; - case V4L2_CID_BLUE_BALANCE: - ret = sr030pc30_set_bluebalance(sd, ctrl->value); - break; - case V4L2_CID_RED_BALANCE: - ret = sr030pc30_set_redbalance(sd, ctrl->value); - break; - case V4L2_CID_EXPOSURE_AUTO: - sr030pc30_enable_autoexposure(sd, - ctrl->value == V4L2_EXPOSURE_AUTO); - break; - case V4L2_CID_EXPOSURE: - ret = sr030pc30_set_exposure(sd, ctrl->value); - break; - default: - return -EINVAL; - } - - return ret; -} - -static int sr030pc30_g_ctrl(struct v4l2_subdev *sd, - struct v4l2_control *ctrl) -{ - struct sr030pc30_info *info = to_sr030pc30(sd); - - v4l2_dbg(1, debug, sd, "%s: id: %d\n", __func__, ctrl->id); + if (ctrl->is_new) { + ret = cam_i2c_write(sd, AWB_CTL2_REG, + ctrl->val ? 0x2E : 0x2F); + if (!ret) + ret = cam_i2c_write(sd, AWB_CTL1_REG, + ctrl->val ? 0xFB : 0x7B); + } + if (!ret && info->blue->is_new) + ret = cam_i2c_write(sd, MWB_BGAIN_REG, info->blue->val); + if (!ret && info->red->is_new) + ret = cam_i2c_write(sd, MWB_RGAIN_REG, info->red->val); + return ret; - switch (ctrl->id) { - case V4L2_CID_AUTO_WHITE_BALANCE: - ctrl->value = info->auto_wb; - break; - case V4L2_CID_BLUE_BALANCE: - ctrl->value = info->blue_balance; - break; - case V4L2_CID_RED_BALANCE: - ctrl->value = info->red_balance; - break; case V4L2_CID_EXPOSURE_AUTO: - ctrl->value = info->auto_exp; - break; - case V4L2_CID_EXPOSURE: - ctrl->value = info->exposure; - break; + /* auto anti-flicker is also enabled here */ + if (ctrl->is_new) + ret = cam_i2c_write(sd, AE_CTL1_REG, + ctrl->val == V4L2_EXPOSURE_AUTO ? 0xDC : 0x0C); + if (info->exp->is_new) { + unsigned long expos = info->exp->val; + + expos = expos * info->pdata->clk_rate / (8 * 1000); + + if (!ret) + ret = cam_i2c_write(sd, EXP_TIMEH_REG, + expos >> 16 & 0xFF); + if (!ret) + ret = cam_i2c_write(sd, EXP_TIMEM_REG, + expos >> 8 & 0xFF); + if (!ret) + ret = cam_i2c_write(sd, EXP_TIMEL_REG, + expos & 0xFF); + } + return ret; default: return -EINVAL; } + return 0; } @@ -752,11 +621,19 @@ static int sr030pc30_s_power(struct v4l2_subdev *sd, int on) return ret; } +static const struct v4l2_ctrl_ops sr030pc30_ctrl_ops = { + .s_ctrl = sr030pc30_s_ctrl, +}; + static const struct v4l2_subdev_core_ops sr030pc30_core_ops = { .s_power = sr030pc30_s_power, - .queryctrl = sr030pc30_queryctrl, - .s_ctrl = sr030pc30_s_ctrl, - .g_ctrl = sr030pc30_g_ctrl, + .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, + .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, + .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, + .g_ctrl = v4l2_subdev_g_ctrl, + .s_ctrl = v4l2_subdev_s_ctrl, + .queryctrl = v4l2_subdev_queryctrl, + .querymenu = v4l2_subdev_querymenu, }; static const struct v4l2_subdev_video_ops sr030pc30_video_ops = { @@ -807,6 +684,7 @@ static int sr030pc30_probe(struct i2c_client *client, { struct sr030pc30_info *info; struct v4l2_subdev *sd; + struct v4l2_ctrl_handler *hdl; const struct sr030pc30_platform_data *pdata = client->dev.platform_data; int ret; @@ -820,7 +698,7 @@ static int sr030pc30_probe(struct i2c_client *client, if (ret) return ret; - info = kzalloc(sizeof(*info), GFP_KERNEL); + info = devm_kzalloc(&client->dev, sizeof(*info), GFP_KERNEL); if (!info) return -ENOMEM; @@ -830,10 +708,31 @@ static int sr030pc30_probe(struct i2c_client *client, v4l2_i2c_subdev_init(sd, client, &sr030pc30_ops); + hdl = &info->hdl; + v4l2_ctrl_handler_init(hdl, 6); + info->awb = v4l2_ctrl_new_std(hdl, &sr030pc30_ctrl_ops, + V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 1); + info->red = v4l2_ctrl_new_std(hdl, &sr030pc30_ctrl_ops, + V4L2_CID_RED_BALANCE, 0, 127, 1, 64); + info->blue = v4l2_ctrl_new_std(hdl, &sr030pc30_ctrl_ops, + V4L2_CID_BLUE_BALANCE, 0, 127, 1, 64); + info->autoexp = v4l2_ctrl_new_std(hdl, &sr030pc30_ctrl_ops, + V4L2_CID_EXPOSURE_AUTO, 0, 1, 1, 1); + info->exp = v4l2_ctrl_new_std(hdl, &sr030pc30_ctrl_ops, + V4L2_CID_EXPOSURE, EXPOS_MIN_MS, EXPOS_MAX_MS, 1, 30); + sd->ctrl_handler = hdl; + if (hdl->error) { + int err = hdl->error; + + v4l2_ctrl_handler_free(hdl); + return err; + } + v4l2_ctrl_auto_cluster(3, &info->awb, 0, false); + v4l2_ctrl_auto_cluster(2, &info->autoexp, V4L2_EXPOSURE_MANUAL, false); + v4l2_ctrl_handler_setup(hdl); + info->i2c_reg_page = -1; info->hflip = 1; - info->auto_exp = 1; - info->exposure = 30; return 0; } @@ -841,10 +740,9 @@ static int sr030pc30_probe(struct i2c_client *client, static int sr030pc30_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); - struct sr030pc30_info *info = to_sr030pc30(sd); v4l2_device_unregister_subdev(sd); - kfree(info); + v4l2_ctrl_handler_free(sd->ctrl_handler); return 0; } diff --git a/drivers/media/i2c/tda7432.c b/drivers/media/i2c/tda7432.c index 28b5121..72af644 100644 --- a/drivers/media/i2c/tda7432.c +++ b/drivers/media/i2c/tda7432.c @@ -359,7 +359,7 @@ static int tda7432_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%02x (%s)\n", client->addr << 1, client->adapter->name); - t = kzalloc(sizeof(*t), GFP_KERNEL); + t = devm_kzalloc(&client->dev, sizeof(*t), GFP_KERNEL); if (!t) return -ENOMEM; sd = &t->sd; @@ -380,7 +380,6 @@ static int tda7432_probe(struct i2c_client *client, int err = t->hdl.error; v4l2_ctrl_handler_free(&t->hdl); - kfree(t); return err; } v4l2_ctrl_cluster(2, &t->bass); @@ -406,7 +405,6 @@ static int tda7432_remove(struct i2c_client *client) tda7432_set(sd); v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&t->hdl); - kfree(t); return 0; } diff --git a/drivers/media/i2c/tda9840.c b/drivers/media/i2c/tda9840.c index 01441e3..fbdff8b 100644 --- a/drivers/media/i2c/tda9840.c +++ b/drivers/media/i2c/tda9840.c @@ -31,7 +31,6 @@ #include #include #include -#include MODULE_AUTHOR("Michael Hunold "); MODULE_DESCRIPTION("tda9840 driver"); @@ -145,26 +144,14 @@ static int tda9840_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *t) return 0; } -static int tda9840_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TDA9840, 0); -} - /* ----------------------------------------------------------------------- */ -static const struct v4l2_subdev_core_ops tda9840_core_ops = { - .g_chip_ident = tda9840_g_chip_ident, -}; - static const struct v4l2_subdev_tuner_ops tda9840_tuner_ops = { .s_tuner = tda9840_s_tuner, .g_tuner = tda9840_g_tuner, }; static const struct v4l2_subdev_ops tda9840_ops = { - .core = &tda9840_core_ops, .tuner = &tda9840_tuner_ops, }; @@ -184,7 +171,7 @@ static int tda9840_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); + sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL); if (sd == NULL) return -ENOMEM; v4l2_i2c_subdev_init(sd, client, &tda9840_ops); @@ -201,7 +188,6 @@ static int tda9840_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(sd); return 0; } diff --git a/drivers/media/i2c/tea6415c.c b/drivers/media/i2c/tea6415c.c index 3d5b06a..bbe1a99 100644 --- a/drivers/media/i2c/tea6415c.c +++ b/drivers/media/i2c/tea6415c.c @@ -33,7 +33,6 @@ #include #include #include -#include #include "tea6415c.h" MODULE_AUTHOR("Michael Hunold "); @@ -119,25 +118,13 @@ static int tea6415c_s_routing(struct v4l2_subdev *sd, return ret; } -static int tea6415c_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TEA6415C, 0); -} - /* ----------------------------------------------------------------------- */ -static const struct v4l2_subdev_core_ops tea6415c_core_ops = { - .g_chip_ident = tea6415c_g_chip_ident, -}; - static const struct v4l2_subdev_video_ops tea6415c_video_ops = { .s_routing = tea6415c_s_routing, }; static const struct v4l2_subdev_ops tea6415c_ops = { - .core = &tea6415c_core_ops, .video = &tea6415c_video_ops, }; @@ -152,7 +139,7 @@ static int tea6415c_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); + sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL); if (sd == NULL) return -ENOMEM; v4l2_i2c_subdev_init(sd, client, &tea6415c_ops); @@ -164,7 +151,6 @@ static int tea6415c_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(sd); return 0; } diff --git a/drivers/media/i2c/tea6420.c b/drivers/media/i2c/tea6420.c index 3875721..30a8d75 100644 --- a/drivers/media/i2c/tea6420.c +++ b/drivers/media/i2c/tea6420.c @@ -33,7 +33,6 @@ #include #include #include -#include #include "tea6420.h" MODULE_AUTHOR("Michael Hunold "); @@ -90,25 +89,13 @@ static int tea6420_s_routing(struct v4l2_subdev *sd, return 0; } -static int tea6420_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TEA6420, 0); -} - /* ----------------------------------------------------------------------- */ -static const struct v4l2_subdev_core_ops tea6420_core_ops = { - .g_chip_ident = tea6420_g_chip_ident, -}; - static const struct v4l2_subdev_audio_ops tea6420_audio_ops = { .s_routing = tea6420_s_routing, }; static const struct v4l2_subdev_ops tea6420_ops = { - .core = &tea6420_core_ops, .audio = &tea6420_audio_ops, }; @@ -125,7 +112,7 @@ static int tea6420_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); + sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL); if (sd == NULL) return -ENOMEM; v4l2_i2c_subdev_init(sd, client, &tea6420_ops); @@ -146,7 +133,6 @@ static int tea6420_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(sd); return 0; } diff --git a/drivers/media/i2c/ths7303.c b/drivers/media/i2c/ths7303.c index c433955..0a2dacb 100644 --- a/drivers/media/i2c/ths7303.c +++ b/drivers/media/i2c/ths7303.c @@ -26,7 +26,6 @@ #include #include -#include #include #define THS7303_CHANNEL_1 1 @@ -35,11 +34,10 @@ struct ths7303_state { struct v4l2_subdev sd; - struct ths7303_platform_data pdata; + const struct ths7303_platform_data *pdata; struct v4l2_bt_timings bt; int std_id; int stream_on; - int driver_data; }; enum ths7303_filter_mode { @@ -89,7 +87,7 @@ int ths7303_setval(struct v4l2_subdev *sd, enum ths7303_filter_mode mode) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct ths7303_state *state = to_state(sd); - struct ths7303_platform_data *pdata = &state->pdata; + const struct ths7303_platform_data *pdata = state->pdata; u8 val, sel = 0; int err, disable = 0; @@ -212,15 +210,6 @@ static int ths7303_s_dv_timings(struct v4l2_subdev *sd, return ths7303_config(sd); } -static int ths7303_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ths7303_state *state = to_state(sd); - - return v4l2_chip_ident_i2c_client(client, chip, state->driver_data, 0); -} - static const struct v4l2_subdev_video_ops ths7303_video_ops = { .s_stream = ths7303_s_stream, .s_std_output = ths7303_s_std_output, @@ -232,13 +221,6 @@ static const struct v4l2_subdev_video_ops ths7303_video_ops = { static int ths7303_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - reg->size = 1; reg->val = ths7303_read(sd, reg->reg); return 0; @@ -247,13 +229,6 @@ static int ths7303_g_register(struct v4l2_subdev *sd, static int ths7303_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - ths7303_write(sd, reg->reg, reg->val); return 0; } @@ -340,7 +315,6 @@ static int ths7303_log_status(struct v4l2_subdev *sd) } static const struct v4l2_subdev_core_ops ths7303_core_ops = { - .g_chip_ident = ths7303_g_chip_ident, .log_status = ths7303_log_status, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ths7303_g_register, @@ -353,32 +327,6 @@ static const struct v4l2_subdev_ops ths7303_ops = { .video = &ths7303_video_ops, }; -static int ths7303_setup(struct v4l2_subdev *sd) -{ - struct ths7303_state *state = to_state(sd); - struct ths7303_platform_data *pdata = &state->pdata; - int ret; - u8 mask; - - state->stream_on = pdata->init_enable; - - mask = state->stream_on ? 0xff : 0xf8; - - ret = ths7303_write(sd, THS7303_CHANNEL_1, pdata->ch_1 & mask); - if (ret) - return ret; - - ret = ths7303_write(sd, THS7303_CHANNEL_2, pdata->ch_2 & mask); - if (ret) - return ret; - - ret = ths7303_write(sd, THS7303_CHANNEL_3, pdata->ch_3 & mask); - if (ret) - return ret; - - return 0; -} - static int ths7303_probe(struct i2c_client *client, const struct i2c_device_id *id) { @@ -386,6 +334,11 @@ static int ths7303_probe(struct i2c_client *client, struct ths7303_state *state; struct v4l2_subdev *sd; + if (pdata == NULL) { + dev_err(&client->dev, "No platform data\n"); + return -EINVAL; + } + if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -ENODEV; @@ -397,20 +350,14 @@ static int ths7303_probe(struct i2c_client *client, if (!state) return -ENOMEM; - if (!pdata) - v4l_warn(client, "No platform data, using default data!\n"); - else - state->pdata = *pdata; - + state->pdata = pdata; sd = &state->sd; v4l2_i2c_subdev_init(sd, client, &ths7303_ops); - /* store the driver data to differntiate the chip */ - state->driver_data = (int)id->driver_data; - - if (ths7303_setup(sd) < 0) { - v4l_err(client, "init failed\n"); - return -EIO; + /* set to default 480I_576I filter mode */ + if (ths7303_setval(sd, THS7303_FILTER_MODE_480I_576I) < 0) { + v4l_err(client, "Setting to 480I_576I filter mode failed!\n"); + return -EINVAL; } return 0; @@ -426,8 +373,8 @@ static int ths7303_remove(struct i2c_client *client) } static const struct i2c_device_id ths7303_id[] = { - {"ths7303", V4L2_IDENT_THS7303}, - {"ths7353", V4L2_IDENT_THS7353}, + {"ths7303", 0}, + {"ths7353", 0}, {}, }; diff --git a/drivers/media/i2c/ths8200.c b/drivers/media/i2c/ths8200.c new file mode 100644 index 0000000..a24f90c --- /dev/null +++ b/drivers/media/i2c/ths8200.c @@ -0,0 +1,556 @@ +/* + * ths8200 - Texas Instruments THS8200 video encoder driver + * + * Copyright 2013 Cisco Systems, Inc. and/or its affiliates. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation version 2. + * + * This program is distributed .as is. WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include + +#include + +#include "ths8200_regs.h" + +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "debug level (0-2)"); + +MODULE_DESCRIPTION("Texas Instruments THS8200 video encoder driver"); +MODULE_AUTHOR("Mats Randgaard "); +MODULE_AUTHOR("Martin Bugge "); +MODULE_LICENSE("GPL v2"); + +struct ths8200_state { + struct v4l2_subdev sd; + uint8_t chip_version; + /* Is the ths8200 powered on? */ + bool power_on; + struct v4l2_dv_timings dv_timings; +}; + +static const struct v4l2_dv_timings ths8200_timings[] = { + V4L2_DV_BT_CEA_720X480P59_94, + V4L2_DV_BT_CEA_1280X720P24, + V4L2_DV_BT_CEA_1280X720P25, + V4L2_DV_BT_CEA_1280X720P30, + V4L2_DV_BT_CEA_1280X720P50, + V4L2_DV_BT_CEA_1280X720P60, + V4L2_DV_BT_CEA_1920X1080P24, + V4L2_DV_BT_CEA_1920X1080P25, + V4L2_DV_BT_CEA_1920X1080P30, + V4L2_DV_BT_CEA_1920X1080P50, + V4L2_DV_BT_CEA_1920X1080P60, +}; + +static inline struct ths8200_state *to_state(struct v4l2_subdev *sd) +{ + return container_of(sd, struct ths8200_state, sd); +} + +static inline unsigned hblanking(const struct v4l2_bt_timings *t) +{ + return t->hfrontporch + t->hsync + t->hbackporch; +} + +static inline unsigned htotal(const struct v4l2_bt_timings *t) +{ + return t->width + t->hfrontporch + t->hsync + t->hbackporch; +} + +static inline unsigned vblanking(const struct v4l2_bt_timings *t) +{ + return t->vfrontporch + t->vsync + t->vbackporch; +} + +static inline unsigned vtotal(const struct v4l2_bt_timings *t) +{ + return t->height + t->vfrontporch + t->vsync + t->vbackporch; +} + +static int ths8200_read(struct v4l2_subdev *sd, u8 reg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + + return i2c_smbus_read_byte_data(client, reg); +} + +static int ths8200_write(struct v4l2_subdev *sd, u8 reg, u8 val) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + int ret; + int i; + + for (i = 0; i < 3; i++) { + ret = i2c_smbus_write_byte_data(client, reg, val); + if (ret == 0) + return 0; + } + v4l2_err(sd, "I2C Write Problem\n"); + return ret; +} + +/* To set specific bits in the register, a clear-mask is given (to be AND-ed), + * and then the value-mask (to be OR-ed). + */ +static inline void +ths8200_write_and_or(struct v4l2_subdev *sd, u8 reg, + uint8_t clr_mask, uint8_t val_mask) +{ + ths8200_write(sd, reg, (ths8200_read(sd, reg) & clr_mask) | val_mask); +} + +#ifdef CONFIG_VIDEO_ADV_DEBUG + +static int ths8200_g_register(struct v4l2_subdev *sd, + struct v4l2_dbg_register *reg) +{ + reg->val = ths8200_read(sd, reg->reg & 0xff); + reg->size = 1; + + return 0; +} + +static int ths8200_s_register(struct v4l2_subdev *sd, + const struct v4l2_dbg_register *reg) +{ + ths8200_write(sd, reg->reg & 0xff, reg->val & 0xff); + + return 0; +} +#endif + +static void ths8200_print_timings(struct v4l2_subdev *sd, + struct v4l2_dv_timings *timings, + const char *txt, bool detailed) +{ + struct v4l2_bt_timings *bt = &timings->bt; + u32 htot, vtot; + + if (timings->type != V4L2_DV_BT_656_1120) + return; + + htot = htotal(bt); + vtot = vtotal(bt); + + v4l2_info(sd, "%s %dx%d%s%d (%dx%d)", + txt, bt->width, bt->height, bt->interlaced ? "i" : "p", + (htot * vtot) > 0 ? ((u32)bt->pixelclock / (htot * vtot)) : 0, + htot, vtot); + + if (detailed) { + v4l2_info(sd, " horizontal: fp = %d, %ssync = %d, bp = %d\n", + bt->hfrontporch, + (bt->polarities & V4L2_DV_HSYNC_POS_POL) ? "+" : "-", + bt->hsync, bt->hbackporch); + v4l2_info(sd, " vertical: fp = %d, %ssync = %d, bp = %d\n", + bt->vfrontporch, + (bt->polarities & V4L2_DV_VSYNC_POS_POL) ? "+" : "-", + bt->vsync, bt->vbackporch); + v4l2_info(sd, + " pixelclock: %lld, flags: 0x%x, standards: 0x%x\n", + bt->pixelclock, bt->flags, bt->standards); + } +} + +static int ths8200_log_status(struct v4l2_subdev *sd) +{ + struct ths8200_state *state = to_state(sd); + uint8_t reg_03 = ths8200_read(sd, THS8200_CHIP_CTL); + + v4l2_info(sd, "----- Chip status -----\n"); + v4l2_info(sd, "version: %u\n", state->chip_version); + v4l2_info(sd, "power: %s\n", (reg_03 & 0x0c) ? "off" : "on"); + v4l2_info(sd, "reset: %s\n", (reg_03 & 0x01) ? "off" : "on"); + v4l2_info(sd, "test pattern: %s\n", + (reg_03 & 0x20) ? "enabled" : "disabled"); + v4l2_info(sd, "format: %ux%u\n", + ths8200_read(sd, THS8200_DTG2_PIXEL_CNT_MSB) * 256 + + ths8200_read(sd, THS8200_DTG2_PIXEL_CNT_LSB), + (ths8200_read(sd, THS8200_DTG2_LINE_CNT_MSB) & 0x07) * 256 + + ths8200_read(sd, THS8200_DTG2_LINE_CNT_LSB)); + ths8200_print_timings(sd, &state->dv_timings, + "Configured format:", true); + + return 0; +} + +/* Power up/down ths8200 */ +static int ths8200_s_power(struct v4l2_subdev *sd, int on) +{ + struct ths8200_state *state = to_state(sd); + + v4l2_dbg(1, debug, sd, "%s: power %s\n", __func__, on ? "on" : "off"); + + state->power_on = on; + + /* Power up/down - leave in reset state until input video is present */ + ths8200_write_and_or(sd, THS8200_CHIP_CTL, 0xf2, (on ? 0x00 : 0x0c)); + + return 0; +} + +static const struct v4l2_subdev_core_ops ths8200_core_ops = { + .log_status = ths8200_log_status, + .s_power = ths8200_s_power, +#ifdef CONFIG_VIDEO_ADV_DEBUG + .g_register = ths8200_g_register, + .s_register = ths8200_s_register, +#endif +}; + +/* ----------------------------------------------------------------------------- + * V4L2 subdev video operations + */ + +static int ths8200_s_stream(struct v4l2_subdev *sd, int enable) +{ + struct ths8200_state *state = to_state(sd); + + if (enable && !state->power_on) + ths8200_s_power(sd, true); + + ths8200_write_and_or(sd, THS8200_CHIP_CTL, 0xfe, + (enable ? 0x01 : 0x00)); + + v4l2_dbg(1, debug, sd, "%s: %sable\n", + __func__, (enable ? "en" : "dis")); + + return 0; +} + +static void ths8200_core_init(struct v4l2_subdev *sd) +{ + /* setup clocks */ + ths8200_write_and_or(sd, THS8200_CHIP_CTL, 0x3f, 0xc0); + + /**** Data path control (DATA) ****/ + /* Set FSADJ 700 mV, + * bypass 422-444 interpolation, + * input format 30 bit RGB444 + */ + ths8200_write(sd, THS8200_DATA_CNTL, 0x70); + + /* DTG Mode (Video blocked during blanking + * VESA slave + */ + ths8200_write(sd, THS8200_DTG1_MODE, 0x87); + + /**** Display Timing Generator Control, Part 1 (DTG1). ****/ + + /* Disable embedded syncs on the output by setting + * the amplitude to zero for all channels. + */ + ths8200_write(sd, THS8200_DTG1_Y_SYNC_MSB, 0x2a); + ths8200_write(sd, THS8200_DTG1_CBCR_SYNC_MSB, 0x2a); +} + +static void ths8200_setup(struct v4l2_subdev *sd, struct v4l2_bt_timings *bt) +{ + uint8_t polarity = 0; + uint16_t line_start_active_video = (bt->vsync + bt->vbackporch); + uint16_t line_start_front_porch = (vtotal(bt) - bt->vfrontporch); + + /*** System ****/ + /* Set chip in reset while it is configured */ + ths8200_s_stream(sd, false); + + /* configure video output timings */ + ths8200_write(sd, THS8200_DTG1_SPEC_A, bt->hsync); + ths8200_write(sd, THS8200_DTG1_SPEC_B, bt->hfrontporch); + + /* Zero for progressive scan formats.*/ + if (!bt->interlaced) + ths8200_write(sd, THS8200_DTG1_SPEC_C, 0x00); + + /* Distance from leading edge of h sync to start of active video. + * MSB in 0x2b + */ + ths8200_write(sd, THS8200_DTG1_SPEC_D_LSB, + (bt->hbackporch + bt->hsync) & 0xff); + /* Zero for SDTV-mode. MSB in 0x2b */ + ths8200_write(sd, THS8200_DTG1_SPEC_E_LSB, 0x00); + /* + * MSB for dtg1_spec(d/e/h). See comment for + * corresponding LSB registers. + */ + ths8200_write(sd, THS8200_DTG1_SPEC_DEH_MSB, + ((bt->hbackporch + bt->hsync) & 0x100) >> 1); + + /* h front porch */ + ths8200_write(sd, THS8200_DTG1_SPEC_K_LSB, (bt->hfrontporch) & 0xff); + ths8200_write(sd, THS8200_DTG1_SPEC_K_MSB, + ((bt->hfrontporch) & 0x700) >> 8); + + /* Half the line length. Used to calculate SDTV line types. */ + ths8200_write(sd, THS8200_DTG1_SPEC_G_LSB, (htotal(bt)/2) & 0xff); + ths8200_write(sd, THS8200_DTG1_SPEC_G_MSB, + ((htotal(bt)/2) >> 8) & 0x0f); + + /* Total pixels per line (ex. 720p: 1650) */ + ths8200_write(sd, THS8200_DTG1_TOT_PIXELS_MSB, htotal(bt) >> 8); + ths8200_write(sd, THS8200_DTG1_TOT_PIXELS_LSB, htotal(bt) & 0xff); + + /* Frame height and field height */ + /* Field height should be programmed higher than frame_size for + * progressive scan formats + */ + ths8200_write(sd, THS8200_DTG1_FRAME_FIELD_SZ_MSB, + ((vtotal(bt) >> 4) & 0xf0) + 0x7); + ths8200_write(sd, THS8200_DTG1_FRAME_SZ_LSB, vtotal(bt) & 0xff); + + /* Should be programmed higher than frame_size + * for progressive formats + */ + if (!bt->interlaced) + ths8200_write(sd, THS8200_DTG1_FIELD_SZ_LSB, 0xff); + + /**** Display Timing Generator Control, Part 2 (DTG2). ****/ + /* Set breakpoint line numbers and types + * THS8200 generates line types with different properties. A line type + * that sets all the RGB-outputs to zero is used in the blanking areas, + * while a line type that enable the RGB-outputs is used in active video + * area. The line numbers for start of active video, start of front + * porch and after the last line in the frame must be set with the + * corresponding line types. + * + * Line types: + * 0x9 - Full normal sync pulse: Blocks data when dtg1_pass is off. + * Used in blanking area. + * 0x0 - Active video: Video data is always passed. Used in active + * video area. + */ + ths8200_write_and_or(sd, THS8200_DTG2_BP1_2_MSB, 0x88, + ((line_start_active_video >> 4) & 0x70) + + ((line_start_front_porch >> 8) & 0x07)); + ths8200_write(sd, THS8200_DTG2_BP3_4_MSB, ((vtotal(bt)) >> 4) & 0x70); + ths8200_write(sd, THS8200_DTG2_BP1_LSB, line_start_active_video & 0xff); + ths8200_write(sd, THS8200_DTG2_BP2_LSB, line_start_front_porch & 0xff); + ths8200_write(sd, THS8200_DTG2_BP3_LSB, (vtotal(bt)) & 0xff); + + /* line types */ + ths8200_write(sd, THS8200_DTG2_LINETYPE1, 0x90); + ths8200_write(sd, THS8200_DTG2_LINETYPE2, 0x90); + + /* h sync width transmitted */ + ths8200_write(sd, THS8200_DTG2_HLENGTH_LSB, bt->hsync & 0xff); + ths8200_write_and_or(sd, THS8200_DTG2_HLENGTH_LSB_HDLY_MSB, 0x3f, + (bt->hsync >> 2) & 0xc0); + + /* The pixel value h sync is asserted on */ + ths8200_write_and_or(sd, THS8200_DTG2_HLENGTH_LSB_HDLY_MSB, 0xe0, + (htotal(bt) >> 8) & 0x1f); + ths8200_write(sd, THS8200_DTG2_HLENGTH_HDLY_LSB, htotal(bt)); + + /* v sync width transmitted */ + ths8200_write(sd, THS8200_DTG2_VLENGTH1_LSB, (bt->vsync) & 0xff); + ths8200_write_and_or(sd, THS8200_DTG2_VLENGTH1_MSB_VDLY1_MSB, 0x3f, + ((bt->vsync) >> 2) & 0xc0); + + /* The pixel value v sync is asserted on */ + ths8200_write_and_or(sd, THS8200_DTG2_VLENGTH1_MSB_VDLY1_MSB, 0xf8, + (vtotal(bt)>>8) & 0x7); + ths8200_write(sd, THS8200_DTG2_VDLY1_LSB, vtotal(bt)); + + /* For progressive video vlength2 must be set to all 0 and vdly2 must + * be set to all 1. + */ + ths8200_write(sd, THS8200_DTG2_VLENGTH2_LSB, 0x00); + ths8200_write(sd, THS8200_DTG2_VLENGTH2_MSB_VDLY2_MSB, 0x07); + ths8200_write(sd, THS8200_DTG2_VDLY2_LSB, 0xff); + + /* Internal delay factors to synchronize the sync pulses and the data */ + /* Experimental values delays (hor 4, ver 1) */ + ths8200_write(sd, THS8200_DTG2_HS_IN_DLY_MSB, (htotal(bt)>>8) & 0x1f); + ths8200_write(sd, THS8200_DTG2_HS_IN_DLY_LSB, (htotal(bt) - 4) & 0xff); + ths8200_write(sd, THS8200_DTG2_VS_IN_DLY_MSB, 0); + ths8200_write(sd, THS8200_DTG2_VS_IN_DLY_LSB, 1); + + /* Polarity of received and transmitted sync signals */ + if (bt->polarities & V4L2_DV_HSYNC_POS_POL) { + polarity |= 0x01; /* HS_IN */ + polarity |= 0x08; /* HS_OUT */ + } + if (bt->polarities & V4L2_DV_VSYNC_POS_POL) { + polarity |= 0x02; /* VS_IN */ + polarity |= 0x10; /* VS_OUT */ + } + + /* RGB mode, no embedded timings */ + /* Timing of video input bus is derived from HS, VS, and FID dedicated + * inputs + */ + ths8200_write(sd, THS8200_DTG2_CNTL, 0x47 | polarity); + + /* leave reset */ + ths8200_s_stream(sd, true); + + v4l2_dbg(1, debug, sd, "%s: frame %dx%d, polarity %d\n" + "horizontal: front porch %d, back porch %d, sync %d\n" + "vertical: sync %d\n", __func__, htotal(bt), vtotal(bt), + polarity, bt->hfrontporch, bt->hbackporch, + bt->hsync, bt->vsync); +} + +static int ths8200_s_dv_timings(struct v4l2_subdev *sd, + struct v4l2_dv_timings *timings) +{ + struct ths8200_state *state = to_state(sd); + int i; + + v4l2_dbg(1, debug, sd, "%s:\n", __func__); + + if (timings->type != V4L2_DV_BT_656_1120) + return -EINVAL; + + /* TODO Support interlaced formats */ + if (timings->bt.interlaced) { + v4l2_dbg(1, debug, sd, "TODO Support interlaced formats\n"); + return -EINVAL; + } + + for (i = 0; i < ARRAY_SIZE(ths8200_timings); i++) { + if (v4l_match_dv_timings(&ths8200_timings[i], timings, 10)) + break; + } + + if (i == ARRAY_SIZE(ths8200_timings)) { + v4l2_dbg(1, debug, sd, "Unsupported format\n"); + return -EINVAL; + } + + timings->bt.flags &= ~V4L2_DV_FL_REDUCED_FPS; + + /* save timings */ + state->dv_timings = *timings; + + ths8200_setup(sd, &timings->bt); + + return 0; +} + +static int ths8200_g_dv_timings(struct v4l2_subdev *sd, + struct v4l2_dv_timings *timings) +{ + struct ths8200_state *state = to_state(sd); + + v4l2_dbg(1, debug, sd, "%s:\n", __func__); + + *timings = state->dv_timings; + + return 0; +} + +static int ths8200_enum_dv_timings(struct v4l2_subdev *sd, + struct v4l2_enum_dv_timings *timings) +{ + /* Check requested format index is within range */ + if (timings->index >= ARRAY_SIZE(ths8200_timings)) + return -EINVAL; + + timings->timings = ths8200_timings[timings->index]; + + return 0; +} + +static int ths8200_dv_timings_cap(struct v4l2_subdev *sd, + struct v4l2_dv_timings_cap *cap) +{ + cap->type = V4L2_DV_BT_656_1120; + cap->bt.max_width = 1920; + cap->bt.max_height = 1080; + cap->bt.min_pixelclock = 27000000; + cap->bt.max_pixelclock = 148500000; + cap->bt.standards = V4L2_DV_BT_STD_CEA861; + cap->bt.capabilities = V4L2_DV_BT_CAP_PROGRESSIVE; + + return 0; +} + +/* Specific video subsystem operation handlers */ +static const struct v4l2_subdev_video_ops ths8200_video_ops = { + .s_stream = ths8200_s_stream, + .s_dv_timings = ths8200_s_dv_timings, + .g_dv_timings = ths8200_g_dv_timings, + .enum_dv_timings = ths8200_enum_dv_timings, + .dv_timings_cap = ths8200_dv_timings_cap, +}; + +/* V4L2 top level operation handlers */ +static const struct v4l2_subdev_ops ths8200_ops = { + .core = &ths8200_core_ops, + .video = &ths8200_video_ops, +}; + +static int ths8200_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct ths8200_state *state; + struct v4l2_subdev *sd; + + /* Check if the adapter supports the needed features */ + if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) + return -EIO; + + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); + if (!state) + return -ENOMEM; + + sd = &state->sd; + v4l2_i2c_subdev_init(sd, client, &ths8200_ops); + + state->chip_version = ths8200_read(sd, THS8200_VERSION); + v4l2_dbg(1, debug, sd, "chip version 0x%x\n", state->chip_version); + + ths8200_core_init(sd); + + v4l2_info(sd, "%s found @ 0x%x (%s)\n", client->name, + client->addr << 1, client->adapter->name); + + return 0; +} + +static int ths8200_remove(struct i2c_client *client) +{ + struct v4l2_subdev *sd = i2c_get_clientdata(client); + + v4l2_dbg(1, debug, sd, "%s removed @ 0x%x (%s)\n", client->name, + client->addr << 1, client->adapter->name); + + ths8200_s_power(sd, false); + + v4l2_device_unregister_subdev(sd); + + return 0; +} + +static struct i2c_device_id ths8200_id[] = { + { "ths8200", 0 }, + {}, +}; +MODULE_DEVICE_TABLE(i2c, ths8200_id); + +static struct i2c_driver ths8200_driver = { + .driver = { + .owner = THIS_MODULE, + .name = "ths8200", + }, + .probe = ths8200_probe, + .remove = ths8200_remove, + .id_table = ths8200_id, +}; + +module_i2c_driver(ths8200_driver); diff --git a/drivers/media/i2c/ths8200_regs.h b/drivers/media/i2c/ths8200_regs.h new file mode 100644 index 0000000..6bc9fd1 --- /dev/null +++ b/drivers/media/i2c/ths8200_regs.h @@ -0,0 +1,161 @@ +/* + * ths8200 - Texas Instruments THS8200 video encoder driver + * + * Copyright 2013 Cisco Systems, Inc. and/or its affiliates. + * + * This program is free software; you may redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation version 2. + * + * This program is distributed .as is. WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef THS8200_REGS_H +#define THS8200_REGS_H + +/* Register offset macros */ +#define THS8200_VERSION 0x02 +#define THS8200_CHIP_CTL 0x03 +#define THS8200_CSC_R11 0x04 +#define THS8200_CSC_R12 0x05 +#define THS8200_CSC_R21 0x06 +#define THS8200_CSC_R22 0x07 +#define THS8200_CSC_R31 0x08 +#define THS8200_CSC_R32 0x09 +#define THS8200_CSC_G11 0x0a +#define THS8200_CSC_G12 0x0b +#define THS8200_CSC_G21 0x0c +#define THS8200_CSC_G22 0x0d +#define THS8200_CSC_G31 0x0e +#define THS8200_CSC_G32 0x0f +#define THS8200_CSC_B11 0x10 +#define THS8200_CSC_B12 0x11 +#define THS8200_CSC_B21 0x12 +#define THS8200_CSC_B22 0x13 +#define THS8200_CSC_B31 0x14 +#define THS8200_CSC_B32 0x15 +#define THS8200_CSC_OFFS1 0x16 +#define THS8200_CSC_OFFS12 0x17 +#define THS8200_CSC_OFFS23 0x18 +#define THS8200_CSC_OFFS3 0x19 +#define THS8200_TST_CNTL1 0x1a +#define THS8200_TST_CNTL2 0x1b +#define THS8200_DATA_CNTL 0x1c +#define THS8200_DTG1_Y_SYNC1_LSB 0x1d +#define THS8200_DTG1_Y_SYNC2_LSB 0x1e +#define THS8200_DTG1_Y_SYNC3_LSB 0x1f +#define THS8200_DTG1_CBCR_SYNC1_LSB 0x20 +#define THS8200_DTG1_CBCR_SYNC2_LSB 0x21 +#define THS8200_DTG1_CBCR_SYNC3_LSB 0x22 +#define THS8200_DTG1_Y_SYNC_MSB 0x23 +#define THS8200_DTG1_CBCR_SYNC_MSB 0x24 +#define THS8200_DTG1_SPEC_A 0x25 +#define THS8200_DTG1_SPEC_B 0x26 +#define THS8200_DTG1_SPEC_C 0x27 +#define THS8200_DTG1_SPEC_D_LSB 0x28 +#define THS8200_DTG1_SPEC_D1 0x29 +#define THS8200_DTG1_SPEC_E_LSB 0x2a +#define THS8200_DTG1_SPEC_DEH_MSB 0x2b +#define THS8200_DTG1_SPEC_H_LSB 0x2c +#define THS8200_DTG1_SPEC_I_MSB 0x2d +#define THS8200_DTG1_SPEC_I_LSB 0x2e +#define THS8200_DTG1_SPEC_K_LSB 0x2f +#define THS8200_DTG1_SPEC_K_MSB 0x30 +#define THS8200_DTG1_SPEC_K1 0x31 +#define THS8200_DTG1_SPEC_G_LSB 0x32 +#define THS8200_DTG1_SPEC_G_MSB 0x33 +#define THS8200_DTG1_TOT_PIXELS_MSB 0x34 +#define THS8200_DTG1_TOT_PIXELS_LSB 0x35 +#define THS8200_DTG1_FLD_FLIP_LINECNT_MSB 0x36 +#define THS8200_DTG1_LINECNT_LSB 0x37 +#define THS8200_DTG1_MODE 0x38 +#define THS8200_DTG1_FRAME_FIELD_SZ_MSB 0x39 +#define THS8200_DTG1_FRAME_SZ_LSB 0x3a +#define THS8200_DTG1_FIELD_SZ_LSB 0x3b +#define THS8200_DTG1_VESA_CBAR_SIZE 0x3c +#define THS8200_DAC_CNTL_MSB 0x3d +#define THS8200_DAC1_CNTL_LSB 0x3e +#define THS8200_DAC2_CNTL_LSB 0x3f +#define THS8200_DAC3_CNTL_LSB 0x40 +#define THS8200_CSM_CLIP_GY_LOW 0x41 +#define THS8200_CSM_CLIP_BCB_LOW 0x42 +#define THS8200_CSM_CLIP_RCR_LOW 0x43 +#define THS8200_CSM_CLIP_GY_HIGH 0x44 +#define THS8200_CSM_CLIP_BCB_HIGH 0x45 +#define THS8200_CSM_CLIP_RCR_HIGH 0x46 +#define THS8200_CSM_SHIFT_GY 0x47 +#define THS8200_CSM_SHIFT_BCB 0x48 +#define THS8200_CSM_SHIFT_RCR 0x49 +#define THS8200_CSM_GY_CNTL_MULT_MSB 0x4a +#define THS8200_CSM_MULT_BCB_RCR_MSB 0x4b +#define THS8200_CSM_MULT_GY_LSB 0x4c +#define THS8200_CSM_MULT_BCB_LSB 0x4d +#define THS8200_CSM_MULT_RCR_LSB 0x4e +#define THS8200_CSM_MULT_RCR_BCB_CNTL 0x4f +#define THS8200_CSM_MULT_RCR_LSB 0x4e +#define THS8200_DTG2_BP1_2_MSB 0x50 +#define THS8200_DTG2_BP3_4_MSB 0x51 +#define THS8200_DTG2_BP5_6_MSB 0x52 +#define THS8200_DTG2_BP7_8_MSB 0x53 +#define THS8200_DTG2_BP9_10_MSB 0x54 +#define THS8200_DTG2_BP11_12_MSB 0x55 +#define THS8200_DTG2_BP13_14_MSB 0x56 +#define THS8200_DTG2_BP15_16_MSB 0x57 +#define THS8200_DTG2_BP1_LSB 0x58 +#define THS8200_DTG2_BP2_LSB 0x59 +#define THS8200_DTG2_BP3_LSB 0x5a +#define THS8200_DTG2_BP4_LSB 0x5b +#define THS8200_DTG2_BP5_LSB 0x5c +#define THS8200_DTG2_BP6_LSB 0x5d +#define THS8200_DTG2_BP7_LSB 0x5e +#define THS8200_DTG2_BP8_LSB 0x5f +#define THS8200_DTG2_BP9_LSB 0x60 +#define THS8200_DTG2_BP10_LSB 0x61 +#define THS8200_DTG2_BP11_LSB 0x62 +#define THS8200_DTG2_BP12_LSB 0x63 +#define THS8200_DTG2_BP13_LSB 0x64 +#define THS8200_DTG2_BP14_LSB 0x65 +#define THS8200_DTG2_BP15_LSB 0x66 +#define THS8200_DTG2_BP16_LSB 0x67 +#define THS8200_DTG2_LINETYPE1 0x68 +#define THS8200_DTG2_LINETYPE2 0x69 +#define THS8200_DTG2_LINETYPE3 0x6a +#define THS8200_DTG2_LINETYPE4 0x6b +#define THS8200_DTG2_LINETYPE5 0x6c +#define THS8200_DTG2_LINETYPE6 0x6d +#define THS8200_DTG2_LINETYPE7 0x6e +#define THS8200_DTG2_LINETYPE8 0x6f +#define THS8200_DTG2_HLENGTH_LSB 0x70 +#define THS8200_DTG2_HLENGTH_LSB_HDLY_MSB 0x71 +#define THS8200_DTG2_HLENGTH_HDLY_LSB 0x72 +#define THS8200_DTG2_VLENGTH1_LSB 0x73 +#define THS8200_DTG2_VLENGTH1_MSB_VDLY1_MSB 0x74 +#define THS8200_DTG2_VDLY1_LSB 0x75 +#define THS8200_DTG2_VLENGTH2_LSB 0x76 +#define THS8200_DTG2_VLENGTH2_MSB_VDLY2_MSB 0x77 +#define THS8200_DTG2_VDLY2_LSB 0x78 +#define THS8200_DTG2_HS_IN_DLY_MSB 0x79 +#define THS8200_DTG2_HS_IN_DLY_LSB 0x7a +#define THS8200_DTG2_VS_IN_DLY_MSB 0x7b +#define THS8200_DTG2_VS_IN_DLY_LSB 0x7c +#define THS8200_DTG2_PIXEL_CNT_MSB 0x7d +#define THS8200_DTG2_PIXEL_CNT_LSB 0x7e +#define THS8200_DTG2_LINE_CNT_MSB 0x7f +#define THS8200_DTG2_LINE_CNT_LSB 0x80 +#define THS8200_DTG2_CNTL 0x82 +#define THS8200_CGMS_CNTL_HEADER 0x83 +#define THS8200_CGMS_PAYLOAD_MSB 0x84 +#define THS8200_CGMS_PAYLOAD_LSB 0x85 +#define THS8200_MISC_PPL_LSB 0x86 +#define THS8200_MISC_PPL_MSB 0x87 +#define THS8200_MISC_LPF_MSB 0x88 +#define THS8200_MISC_LPF_LSB 0x89 + +#endif /* THS8200_REGS_H */ diff --git a/drivers/media/i2c/tlv320aic23b.c b/drivers/media/i2c/tlv320aic23b.c index 809a75a..ef87f7b 100644 --- a/drivers/media/i2c/tlv320aic23b.c +++ b/drivers/media/i2c/tlv320aic23b.c @@ -162,7 +162,7 @@ static int tlv320aic23b_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct tlv320aic23b_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; @@ -191,7 +191,6 @@ static int tlv320aic23b_probe(struct i2c_client *client, int err = state->hdl.error; v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return err; } v4l2_ctrl_handler_setup(&state->hdl); @@ -205,7 +204,6 @@ static int tlv320aic23b_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return 0; } diff --git a/drivers/media/i2c/tvaudio.c b/drivers/media/i2c/tvaudio.c index e0634c8..d76c53a8 100644 --- a/drivers/media/i2c/tvaudio.c +++ b/drivers/media/i2c/tvaudio.c @@ -38,7 +38,6 @@ #include #include -#include #include #include @@ -1838,13 +1837,6 @@ static int tvaudio_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequen return 0; } -static int tvaudio_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVAUDIO, 0); -} - static int tvaudio_log_status(struct v4l2_subdev *sd) { struct CHIPSTATE *chip = to_state(sd); @@ -1863,7 +1855,6 @@ static const struct v4l2_ctrl_ops tvaudio_ctrl_ops = { static const struct v4l2_subdev_core_ops tvaudio_core_ops = { .log_status = tvaudio_log_status, - .g_chip_ident = tvaudio_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -1910,7 +1901,7 @@ static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id * printk("\n"); } - chip = kzalloc(sizeof(*chip), GFP_KERNEL); + chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL); if (!chip) return -ENOMEM; sd = &chip->sd; @@ -1930,7 +1921,6 @@ static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id * } if (desc->name == NULL) { v4l2_dbg(1, debug, sd, "no matching chip description found\n"); - kfree(chip); return -EIO; } v4l2_info(sd, "%s found @ 0x%x (%s)\n", desc->name, client->addr<<1, client->adapter->name); @@ -2001,7 +1991,6 @@ static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id * int err = chip->hdl.error; v4l2_ctrl_handler_free(&chip->hdl); - kfree(chip); return err; } /* set controls to the default values */ @@ -2044,7 +2033,6 @@ static int tvaudio_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&chip->hdl); - kfree(chip); return 0; } diff --git a/drivers/media/i2c/tvp514x.c b/drivers/media/i2c/tvp514x.c index ab8f3fe..9c6d66a 100644 --- a/drivers/media/i2c/tvp514x.c +++ b/drivers/media/i2c/tvp514x.c @@ -39,7 +39,7 @@ #include #include #include -#include +#include #include #include #include @@ -123,6 +123,8 @@ struct tvp514x_decoder { /* mc related members */ struct media_pad pad; struct v4l2_mbus_framefmt format; + + struct tvp514x_reg *int_seq; }; /* TVP514x default register values */ @@ -543,8 +545,6 @@ static int tvp514x_querystd(struct v4l2_subdev *sd, v4l2_std_id *std_id) if (std_id == NULL) return -EINVAL; - *std_id = V4L2_STD_UNKNOWN; - /* To query the standard the TVP514x must power on the ADCs. */ if (!decoder->streaming) { tvp514x_s_stream(sd, 1); @@ -553,8 +553,10 @@ static int tvp514x_querystd(struct v4l2_subdev *sd, v4l2_std_id *std_id) /* query the current standard */ current_std = tvp514x_query_current_std(sd); - if (current_std == STD_INVALID) + if (current_std == STD_INVALID) { + *std_id = V4L2_STD_UNKNOWN; return 0; + } input_sel = decoder->input; @@ -595,10 +597,12 @@ static int tvp514x_querystd(struct v4l2_subdev *sd, v4l2_std_id *std_id) } /* check whether signal is locked */ sync_lock_status = tvp514x_read_reg(sd, REG_STATUS1); - if (lock_mask != (sync_lock_status & lock_mask)) + if (lock_mask != (sync_lock_status & lock_mask)) { + *std_id = V4L2_STD_UNKNOWN; return 0; /* No input detected */ + } - *std_id = decoder->std_list[current_std].standard.id; + *std_id &= decoder->std_list[current_std].standard.id; v4l2_dbg(1, debug, sd, "Current STD: %s\n", decoder->std_list[current_std].standard.name); @@ -862,7 +866,6 @@ tvp514x_s_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *a) static int tvp514x_s_stream(struct v4l2_subdev *sd, int enable) { int err = 0; - struct i2c_client *client = v4l2_get_subdevdata(sd); struct tvp514x_decoder *decoder = to_decoder(sd); if (decoder->streaming == enable) @@ -882,11 +885,8 @@ static int tvp514x_s_stream(struct v4l2_subdev *sd, int enable) } case 1: { - struct tvp514x_reg *int_seq = (struct tvp514x_reg *) - client->driver->id_table->driver_data; - /* Power Up Sequence */ - err = tvp514x_write_regs(sd, int_seq); + err = tvp514x_write_regs(sd, decoder->int_seq); if (err) { v4l2_err(sd, "Unable to turn on decoder\n"); return err; @@ -1055,6 +1055,42 @@ static struct tvp514x_decoder tvp514x_dev = { }; +static struct tvp514x_platform_data * +tvp514x_get_pdata(struct i2c_client *client) +{ + struct tvp514x_platform_data *pdata; + struct v4l2_of_endpoint bus_cfg; + struct device_node *endpoint; + unsigned int flags; + + if (!IS_ENABLED(CONFIG_OF) || !client->dev.of_node) + return client->dev.platform_data; + + endpoint = v4l2_of_get_next_endpoint(client->dev.of_node, NULL); + if (!endpoint) + return NULL; + + pdata = devm_kzalloc(&client->dev, sizeof(*pdata), GFP_KERNEL); + if (!pdata) + goto done; + + v4l2_of_parse_endpoint(endpoint, &bus_cfg); + flags = bus_cfg.bus.parallel.flags; + + if (flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) + pdata->hs_polarity = 1; + + if (flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) + pdata->vs_polarity = 1; + + if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING) + pdata->clk_polarity = 1; + +done: + of_node_put(endpoint); + return pdata; +} + /** * tvp514x_probe() - decoder driver i2c probe handler * @client: i2c driver client device structure @@ -1066,19 +1102,20 @@ static struct tvp514x_decoder tvp514x_dev = { static int tvp514x_probe(struct i2c_client *client, const struct i2c_device_id *id) { + struct tvp514x_platform_data *pdata = tvp514x_get_pdata(client); struct tvp514x_decoder *decoder; struct v4l2_subdev *sd; int ret; + if (pdata == NULL) { + dev_err(&client->dev, "No platform data\n"); + return -EINVAL; + } + /* Check if the adapter supports the needed features */ if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -EIO; - if (!client->dev.platform_data) { - v4l2_err(client, "No platform data!!\n"); - return -ENODEV; - } - decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL); if (!decoder) return -ENOMEM; @@ -1089,8 +1126,10 @@ tvp514x_probe(struct i2c_client *client, const struct i2c_device_id *id) memcpy(decoder->tvp514x_regs, tvp514x_reg_list_default, sizeof(tvp514x_reg_list_default)); + decoder->int_seq = (struct tvp514x_reg *)id->driver_data; + /* Copy board specific information here */ - decoder->pdata = client->dev.platform_data; + decoder->pdata = pdata; /** * Fetch platform specific data, and configure the @@ -1109,7 +1148,6 @@ tvp514x_probe(struct i2c_client *client, const struct i2c_device_id *id) /* Register with V4L2 layer as slave device */ sd = &decoder->sd; v4l2_i2c_subdev_init(sd, client, &tvp514x_ops); - strlcpy(sd->name, TVP514X_MODULE_NAME, sizeof(sd->name)); #if defined(CONFIG_MEDIA_CONTROLLER) decoder->pad.flags = MEDIA_PAD_FL_SOURCE; @@ -1120,7 +1158,6 @@ tvp514x_probe(struct i2c_client *client, const struct i2c_device_id *id) if (ret < 0) { v4l2_err(sd, "%s decoder driver failed to register !!\n", sd->name); - kfree(decoder); return ret; } #endif @@ -1231,8 +1268,20 @@ static const struct i2c_device_id tvp514x_id[] = { MODULE_DEVICE_TABLE(i2c, tvp514x_id); +#if IS_ENABLED(CONFIG_OF) +static const struct of_device_id tvp514x_of_match[] = { + { .compatible = "ti,tvp5146", }, + { .compatible = "ti,tvp5146m2", }, + { .compatible = "ti,tvp5147", }, + { .compatible = "ti,tvp5147m1", }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, tvp514x_of_match); +#endif + static struct i2c_driver tvp514x_driver = { .driver = { + .of_match_table = of_match_ptr(tvp514x_of_match), .owner = THIS_MODULE, .name = TVP514X_MODULE_NAME, }, diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c index 485159a..89c0b13 100644 --- a/drivers/media/i2c/tvp5150.c +++ b/drivers/media/i2c/tvp5150.c @@ -12,7 +12,6 @@ #include #include #include -#include #include #include "tvp5150_reg.h" @@ -727,13 +726,11 @@ static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std) /* First tests should be against specific std */ - if (std == V4L2_STD_ALL) { - fmt = VIDEO_STD_AUTO_SWITCH_BIT; /* Autodetect mode */ - } else if (std & V4L2_STD_NTSC_443) { + if (std == V4L2_STD_NTSC_443) { fmt = VIDEO_STD_NTSC_4_43_BIT; - } else if (std & V4L2_STD_PAL_M) { + } else if (std == V4L2_STD_PAL_M) { fmt = VIDEO_STD_PAL_M_BIT; - } else if (std & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) { + } else if (std == V4L2_STD_PAL_N || std == V4L2_STD_PAL_Nc) { fmt = VIDEO_STD_PAL_COMBINATION_N_BIT; } else { /* Then, test against generic ones */ @@ -1031,31 +1028,11 @@ static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_f return 0; } -static int tvp5150_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - int rev; - struct i2c_client *client = v4l2_get_subdevdata(sd); - - rev = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER) << 8 | - tvp5150_read(sd, TVP5150_ROM_MINOR_VER); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP5150, - rev); -} - - #ifdef CONFIG_VIDEO_ADV_DEBUG static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { int res; - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; res = tvp5150_read(sd, reg->reg & 0xff); if (res < 0) { v4l2_err(sd, "%s: failed with error = %d\n", __func__, res); @@ -1069,12 +1046,6 @@ static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * static int tvp5150_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff); return 0; } @@ -1098,7 +1069,6 @@ static const struct v4l2_subdev_core_ops tvp5150_core_ops = { .log_status = tvp5150_log_status, .s_std = tvp5150_s_std, .reset = tvp5150_reset, - .g_chip_ident = tvp5150_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = tvp5150_g_register, .s_register = tvp5150_s_register, @@ -1152,10 +1122,9 @@ static int tvp5150_probe(struct i2c_client *c, I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA)) return -EIO; - core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL); - if (!core) { + core = devm_kzalloc(&c->dev, sizeof(*core), GFP_KERNEL); + if (!core) return -ENOMEM; - } sd = &core->sd; v4l2_i2c_subdev_init(sd, c, &tvp5150_ops); @@ -1166,7 +1135,7 @@ static int tvp5150_probe(struct i2c_client *c, for (i = 0; i < 4; i++) { res = tvp5150_read(sd, TVP5150_MSB_DEV_ID + i); if (res < 0) - goto free_core; + return res; tvp5150_id[i] = res; } @@ -1209,7 +1178,7 @@ static int tvp5150_probe(struct i2c_client *c, if (core->hdl.error) { res = core->hdl.error; v4l2_ctrl_handler_free(&core->hdl); - goto free_core; + return res; } v4l2_ctrl_handler_setup(&core->hdl); @@ -1225,10 +1194,6 @@ static int tvp5150_probe(struct i2c_client *c, if (debug > 1) tvp5150_log_status(sd); return 0; - -free_core: - kfree(core); - return res; } static int tvp5150_remove(struct i2c_client *c) @@ -1242,7 +1207,6 @@ static int tvp5150_remove(struct i2c_client *c) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&decoder->hdl); - kfree(to_tvp5150(sd)); return 0; } diff --git a/drivers/media/i2c/tvp7002.c b/drivers/media/i2c/tvp7002.c index 027809c..a4e4948 100644 --- a/drivers/media/i2c/tvp7002.c +++ b/drivers/media/i2c/tvp7002.c @@ -32,7 +32,6 @@ #include #include #include -#include #include #include #include "tvp7002_reg.h" @@ -41,9 +40,6 @@ MODULE_DESCRIPTION("TI TVP7002 Video and Graphics Digitizer driver"); MODULE_AUTHOR("Santiago Nunez-Corrales "); MODULE_LICENSE("GPL"); -/* Module Name */ -#define TVP7002_MODULE_NAME "tvp7002" - /* I2C retry attempts */ #define I2C_RETRY_COUNT (5) @@ -424,6 +420,7 @@ struct tvp7002 { int streaming; const struct tvp7002_timings_definition *current_timings; + struct media_pad pad; }; /* @@ -535,29 +532,6 @@ static inline void tvp7002_write_err(struct v4l2_subdev *sd, u8 reg, } /* - * tvp7002_g_chip_ident() - Get chip identification number - * @sd: ptr to v4l2_subdev struct - * @chip: ptr to v4l2_dbg_chip_ident struct - * - * Obtains the chip's identification number. - * Returns zero or -EINVAL if read operation fails. - */ -static int tvp7002_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - u8 rev; - int error; - struct i2c_client *client = v4l2_get_subdevdata(sd); - - error = tvp7002_read(sd, TVP7002_CHIP_REV, &rev); - - if (error < 0) - return error; - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP7002, rev); -} - -/* * tvp7002_write_inittab() - Write initialization values * @sd: ptr to v4l2_subdev struct * @regs: ptr to i2c_reg_value struct @@ -738,23 +712,17 @@ static int tvp7002_query_dv_timings(struct v4l2_subdev *sd, * * Get the value of a TVP7002 decoder device register. * Returns zero when successful, -EINVAL if register read fails or - * access to I2C client fails, -EPERM if the call is not allowed - * by disabled CAP_SYS_ADMIN. + * access to I2C client fails. */ static int tvp7002_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); u8 val; int ret; - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - ret = tvp7002_read(sd, reg->reg & 0xff, &val); reg->val = val; + reg->size = 1; return ret; } @@ -764,19 +732,11 @@ static int tvp7002_g_register(struct v4l2_subdev *sd, * @reg: ptr to v4l2_dbg_register struct * * Get the value of a TVP7002 decoder device register. - * Returns zero when successful, -EINVAL if register read fails or - * -EPERM if call not allowed. + * Returns zero when successful, -EINVAL if register read fails. */ static int tvp7002_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - return tvp7002_write(sd, reg->reg & 0xff, reg->val & 0xff); } #endif @@ -880,9 +840,67 @@ static const struct v4l2_ctrl_ops tvp7002_ctrl_ops = { .s_ctrl = tvp7002_s_ctrl, }; +/* + * tvp7002_enum_mbus_code() - Enum supported digital video format on pad + * @sd: pointer to standard V4L2 sub-device structure + * @fh: file handle for the subdev + * @code: pointer to subdev enum mbus code struct + * + * Enumerate supported digital video formats for pad. + */ +static int +tvp7002_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_mbus_code_enum *code) +{ + /* Check requested format index is within range */ + if (code->index != 0) + return -EINVAL; + + code->code = V4L2_MBUS_FMT_YUYV10_1X20; + + return 0; +} + +/* + * tvp7002_get_pad_format() - get video format on pad + * @sd: pointer to standard V4L2 sub-device structure + * @fh: file handle for the subdev + * @fmt: pointer to subdev format struct + * + * get video format for pad. + */ +static int +tvp7002_get_pad_format(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_format *fmt) +{ + struct tvp7002 *tvp7002 = to_tvp7002(sd); + + fmt->format.code = V4L2_MBUS_FMT_YUYV10_1X20; + fmt->format.width = tvp7002->current_timings->timings.bt.width; + fmt->format.height = tvp7002->current_timings->timings.bt.height; + fmt->format.field = tvp7002->current_timings->scanmode; + fmt->format.colorspace = tvp7002->current_timings->color_space; + + return 0; +} + +/* + * tvp7002_set_pad_format() - set video format on pad + * @sd: pointer to standard V4L2 sub-device structure + * @fh: file handle for the subdev + * @fmt: pointer to subdev format struct + * + * set video format for pad. + */ +static int +tvp7002_set_pad_format(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_format *fmt) +{ + return tvp7002_get_pad_format(sd, fh, fmt); +} + /* V4L2 core operation handlers */ static const struct v4l2_subdev_core_ops tvp7002_core_ops = { - .g_chip_ident = tvp7002_g_chip_ident, .log_status = tvp7002_log_status, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, @@ -910,10 +928,18 @@ static const struct v4l2_subdev_video_ops tvp7002_video_ops = { .enum_mbus_fmt = tvp7002_enum_mbus_fmt, }; +/* media pad related operation handlers */ +static const struct v4l2_subdev_pad_ops tvp7002_pad_ops = { + .enum_mbus_code = tvp7002_enum_mbus_code, + .get_fmt = tvp7002_get_pad_format, + .set_fmt = tvp7002_set_pad_format, +}; + /* V4L2 top level operation handlers */ static const struct v4l2_subdev_ops tvp7002_ops = { .core = &tvp7002_core_ops, .video = &tvp7002_video_ops, + .pad = &tvp7002_pad_ops, }; /* @@ -993,19 +1019,34 @@ static int tvp7002_probe(struct i2c_client *c, const struct i2c_device_id *id) timings = device->current_timings->timings; error = tvp7002_s_dv_timings(sd, &timings); +#if defined(CONFIG_MEDIA_CONTROLLER) + device->pad.flags = MEDIA_PAD_FL_SOURCE; + device->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; + device->sd.entity.flags |= MEDIA_ENT_T_V4L2_SUBDEV_DECODER; + + error = media_entity_init(&device->sd.entity, 1, &device->pad, 0); + if (error < 0) + return error; +#endif + v4l2_ctrl_handler_init(&device->hdl, 1); v4l2_ctrl_new_std(&device->hdl, &tvp7002_ctrl_ops, V4L2_CID_GAIN, 0, 255, 1, 0); sd->ctrl_handler = &device->hdl; if (device->hdl.error) { - int err = device->hdl.error; - - v4l2_ctrl_handler_free(&device->hdl); - return err; + error = device->hdl.error; + goto error; } v4l2_ctrl_handler_setup(&device->hdl); return 0; + +error: + v4l2_ctrl_handler_free(&device->hdl); +#if defined(CONFIG_MEDIA_CONTROLLER) + media_entity_cleanup(&device->sd.entity); +#endif + return error; } /* @@ -1022,7 +1063,9 @@ static int tvp7002_remove(struct i2c_client *c) v4l2_dbg(1, debug, sd, "Removing tvp7002 adapter" "on address 0x%x\n", c->addr); - +#if defined(CONFIG_MEDIA_CONTROLLER) + media_entity_cleanup(&device->sd.entity); +#endif v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&device->hdl); return 0; diff --git a/drivers/media/i2c/tw2804.c b/drivers/media/i2c/tw2804.c index c5dc2c3..f58607d 100644 --- a/drivers/media/i2c/tw2804.c +++ b/drivers/media/i2c/tw2804.c @@ -23,7 +23,6 @@ #include #include #include -#include #include #define TW2804_REG_AUTOGAIN 0x02 @@ -368,8 +367,7 @@ static int tw2804_probe(struct i2c_client *client, if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -ENODEV; - state = kzalloc(sizeof(struct tw2804), GFP_KERNEL); - + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; @@ -410,7 +408,6 @@ static int tw2804_probe(struct i2c_client *client, err = state->hdl.error; if (err) { v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return err; } @@ -427,7 +424,6 @@ static int tw2804_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return 0; } diff --git a/drivers/media/i2c/tw9903.c b/drivers/media/i2c/tw9903.c index 87880b1..285b759 100644 --- a/drivers/media/i2c/tw9903.c +++ b/drivers/media/i2c/tw9903.c @@ -215,7 +215,7 @@ static int tw9903_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%02x (%s)\n", client->addr << 1, client->adapter->name); - dec = kzalloc(sizeof(struct tw9903), GFP_KERNEL); + dec = devm_kzalloc(&client->dev, sizeof(*dec), GFP_KERNEL); if (dec == NULL) return -ENOMEM; sd = &dec->sd; @@ -233,7 +233,6 @@ static int tw9903_probe(struct i2c_client *client, int err = hdl->error; v4l2_ctrl_handler_free(hdl); - kfree(dec); return err; } @@ -242,7 +241,6 @@ static int tw9903_probe(struct i2c_client *client, if (write_regs(sd, initial_registers) < 0) { v4l2_err(client, "error initializing TW9903\n"); - kfree(dec); return -EINVAL; } @@ -255,7 +253,6 @@ static int tw9903_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&to_state(sd)->hdl); - kfree(to_state(sd)); return 0; } diff --git a/drivers/media/i2c/tw9906.c b/drivers/media/i2c/tw9906.c index accd79e..f6bef25 100644 --- a/drivers/media/i2c/tw9906.c +++ b/drivers/media/i2c/tw9906.c @@ -183,7 +183,7 @@ static int tw9906_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%02x (%s)\n", client->addr << 1, client->adapter->name); - dec = kzalloc(sizeof(struct tw9906), GFP_KERNEL); + dec = devm_kzalloc(&client->dev, sizeof(*dec), GFP_KERNEL); if (dec == NULL) return -ENOMEM; sd = &dec->sd; @@ -201,7 +201,6 @@ static int tw9906_probe(struct i2c_client *client, int err = hdl->error; v4l2_ctrl_handler_free(hdl); - kfree(dec); return err; } @@ -210,7 +209,6 @@ static int tw9906_probe(struct i2c_client *client, if (write_regs(sd, initial_registers) < 0) { v4l2_err(client, "error initializing TW9906\n"); - kfree(dec); return -EINVAL; } @@ -223,7 +221,6 @@ static int tw9906_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&to_state(sd)->hdl); - kfree(to_state(sd)); return 0; } diff --git a/drivers/media/i2c/uda1342.c b/drivers/media/i2c/uda1342.c index 3af4085..081786d 100644 --- a/drivers/media/i2c/uda1342.c +++ b/drivers/media/i2c/uda1342.c @@ -69,7 +69,7 @@ static int uda1342_probe(struct i2c_client *client, dev_dbg(&client->dev, "initializing UDA1342 at address %d on %s\n", client->addr, adapter->name); - sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL); + sd = devm_kzalloc(&client->dev, sizeof(*sd), GFP_KERNEL); if (sd == NULL) return -ENOMEM; @@ -89,7 +89,6 @@ static int uda1342_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(sd); return 0; } diff --git a/drivers/media/i2c/upd64031a.c b/drivers/media/i2c/upd64031a.c index f0a0921..d248e6a 100644 --- a/drivers/media/i2c/upd64031a.c +++ b/drivers/media/i2c/upd64031a.c @@ -27,7 +27,6 @@ #include #include #include -#include #include /* --------------------- read registers functions define -------------------- */ @@ -147,13 +146,6 @@ static int upd64031a_s_routing(struct v4l2_subdev *sd, return upd64031a_s_frequency(sd, NULL); } -static int upd64031a_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_UPD64031A, 0); -} - static int upd64031a_log_status(struct v4l2_subdev *sd) { v4l2_info(sd, "Status: SA00=0x%02x SA01=0x%02x\n", @@ -164,12 +156,6 @@ static int upd64031a_log_status(struct v4l2_subdev *sd) #ifdef CONFIG_VIDEO_ADV_DEBUG static int upd64031a_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->val = upd64031a_read(sd, reg->reg & 0xff); reg->size = 1; return 0; @@ -177,12 +163,6 @@ static int upd64031a_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register static int upd64031a_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; upd64031a_write(sd, reg->reg & 0xff, reg->val & 0xff); return 0; } @@ -192,7 +172,6 @@ static int upd64031a_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_re static const struct v4l2_subdev_core_ops upd64031a_core_ops = { .log_status = upd64031a_log_status, - .g_chip_ident = upd64031a_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = upd64031a_g_register, .s_register = upd64031a_s_register, @@ -230,7 +209,7 @@ static int upd64031a_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct upd64031a_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; @@ -249,7 +228,6 @@ static int upd64031a_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(to_state(sd)); return 0; } diff --git a/drivers/media/i2c/upd64083.c b/drivers/media/i2c/upd64083.c index 343e021..3a152ce 100644 --- a/drivers/media/i2c/upd64083.c +++ b/drivers/media/i2c/upd64083.c @@ -27,7 +27,6 @@ #include #include #include -#include #include MODULE_DESCRIPTION("uPD64083 driver"); @@ -122,12 +121,6 @@ static int upd64083_s_routing(struct v4l2_subdev *sd, #ifdef CONFIG_VIDEO_ADV_DEBUG static int upd64083_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->val = upd64083_read(sd, reg->reg & 0xff); reg->size = 1; return 0; @@ -135,24 +128,11 @@ static int upd64083_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register static int upd64083_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; upd64083_write(sd, reg->reg & 0xff, reg->val & 0xff); return 0; } #endif -static int upd64083_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_UPD64083, 0); -} - static int upd64083_log_status(struct v4l2_subdev *sd) { struct i2c_client *client = v4l2_get_subdevdata(sd); @@ -169,7 +149,6 @@ static int upd64083_log_status(struct v4l2_subdev *sd) static const struct v4l2_subdev_core_ops upd64083_core_ops = { .log_status = upd64083_log_status, - .g_chip_ident = upd64083_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = upd64083_g_register, .s_register = upd64083_s_register, @@ -202,7 +181,7 @@ static int upd64083_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct upd64083_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; @@ -221,7 +200,6 @@ static int upd64083_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(to_state(sd)); return 0; } diff --git a/drivers/media/i2c/vp27smpx.c b/drivers/media/i2c/vp27smpx.c index e71f139..6a3a3ff 100644 --- a/drivers/media/i2c/vp27smpx.c +++ b/drivers/media/i2c/vp27smpx.c @@ -29,7 +29,6 @@ #include #include #include -#include MODULE_DESCRIPTION("vp27smpx driver"); MODULE_AUTHOR("Hans Verkuil"); @@ -112,13 +111,6 @@ static int vp27smpx_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) return 0; } -static int vp27smpx_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_VP27SMPX, 0); -} - static int vp27smpx_log_status(struct v4l2_subdev *sd) { struct vp27smpx_state *state = to_state(sd); @@ -132,7 +124,6 @@ static int vp27smpx_log_status(struct v4l2_subdev *sd) static const struct v4l2_subdev_core_ops vp27smpx_core_ops = { .log_status = vp27smpx_log_status, - .g_chip_ident = vp27smpx_g_chip_ident, .s_std = vp27smpx_s_std, }; @@ -169,7 +160,7 @@ static int vp27smpx_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct vp27smpx_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; @@ -186,7 +177,6 @@ static int vp27smpx_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); - kfree(to_state(sd)); return 0; } diff --git a/drivers/media/i2c/vpx3220.c b/drivers/media/i2c/vpx3220.c index 2f67b4c..ece90df 100644 --- a/drivers/media/i2c/vpx3220.c +++ b/drivers/media/i2c/vpx3220.c @@ -27,7 +27,6 @@ #include #include #include -#include #include MODULE_DESCRIPTION("vpx3220a/vpx3216b/vpx3214c video decoder driver"); @@ -49,7 +48,6 @@ struct vpx3220 { unsigned char reg[255]; v4l2_std_id norm; - int ident; int input; int enable; }; @@ -297,7 +295,7 @@ static int vpx3220_init(struct v4l2_subdev *sd, u32 val) static int vpx3220_status(struct v4l2_subdev *sd, u32 *pstatus, v4l2_std_id *pstd) { int res = V4L2_IN_ST_NO_SIGNAL, status; - v4l2_std_id std = 0; + v4l2_std_id std = pstd ? *pstd : V4L2_STD_ALL; status = vpx3220_fp_read(sd, 0x0f3); @@ -314,19 +312,21 @@ static int vpx3220_status(struct v4l2_subdev *sd, u32 *pstatus, v4l2_std_id *pst case 0x10: case 0x14: case 0x18: - std = V4L2_STD_PAL; + std &= V4L2_STD_PAL; break; case 0x08: - std = V4L2_STD_SECAM; + std &= V4L2_STD_SECAM; break; case 0x04: case 0x0c: case 0x1c: - std = V4L2_STD_NTSC; + std &= V4L2_STD_NTSC; break; } + } else { + std = V4L2_STD_UNKNOWN; } if (pstd) *pstd = std; @@ -442,14 +442,6 @@ static int vpx3220_s_ctrl(struct v4l2_ctrl *ctrl) return -EINVAL; } -static int vpx3220_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct vpx3220 *decoder = to_vpx3220(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, decoder->ident, 0); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_ctrl_ops vpx3220_ctrl_ops = { @@ -457,7 +449,6 @@ static const struct v4l2_ctrl_ops vpx3220_ctrl_ops = { }; static const struct v4l2_subdev_core_ops vpx3220_core_ops = { - .g_chip_ident = vpx3220_g_chip_ident, .init = vpx3220_init, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, @@ -499,7 +490,7 @@ static int vpx3220_probe(struct i2c_client *client, I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA)) return -ENODEV; - decoder = kzalloc(sizeof(struct vpx3220), GFP_KERNEL); + decoder = devm_kzalloc(&client->dev, sizeof(*decoder), GFP_KERNEL); if (decoder == NULL) return -ENOMEM; sd = &decoder->sd; @@ -521,7 +512,6 @@ static int vpx3220_probe(struct i2c_client *client, int err = decoder->hdl.error; v4l2_ctrl_handler_free(&decoder->hdl); - kfree(decoder); return err; } v4l2_ctrl_handler_setup(&decoder->hdl); @@ -529,7 +519,6 @@ static int vpx3220_probe(struct i2c_client *client, ver = i2c_smbus_read_byte_data(client, 0x00); pn = (i2c_smbus_read_byte_data(client, 0x02) << 8) + i2c_smbus_read_byte_data(client, 0x01); - decoder->ident = V4L2_IDENT_VPX3220A; if (ver == 0xec) { switch (pn) { case 0x4680: @@ -537,11 +526,9 @@ static int vpx3220_probe(struct i2c_client *client, break; case 0x4260: name = "vpx3216b"; - decoder->ident = V4L2_IDENT_VPX3216B; break; case 0x4280: name = "vpx3214c"; - decoder->ident = V4L2_IDENT_VPX3214C; break; } } @@ -566,7 +553,7 @@ static int vpx3220_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&decoder->hdl); - kfree(decoder); + return 0; } diff --git a/drivers/media/i2c/vs6624.c b/drivers/media/i2c/vs6624.c index f366fad..25bdd93 100644 --- a/drivers/media/i2c/vs6624.c +++ b/drivers/media/i2c/vs6624.c @@ -27,7 +27,6 @@ #include #include -#include #include #include #include @@ -722,27 +721,9 @@ static int vs6624_s_stream(struct v4l2_subdev *sd, int enable) return 0; } -static int vs6624_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - int rev; - struct i2c_client *client = v4l2_get_subdevdata(sd); - - rev = (vs6624_read(sd, VS6624_FW_VSN_MAJOR) << 8) - | vs6624_read(sd, VS6624_FW_VSN_MINOR); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_VS6624, rev); -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int vs6624_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->val = vs6624_read(sd, reg->reg & 0xffff); reg->size = 1; return 0; @@ -750,12 +731,6 @@ static int vs6624_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *r static int vs6624_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - - if (!v4l2_chip_match_i2c_client(client, ®->match)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; vs6624_write(sd, reg->reg & 0xffff, reg->val & 0xff); return 0; } @@ -766,7 +741,6 @@ static const struct v4l2_ctrl_ops vs6624_ctrl_ops = { }; static const struct v4l2_subdev_core_ops vs6624_core_ops = { - .g_chip_ident = vs6624_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = vs6624_g_register, .s_register = vs6624_s_register, @@ -805,20 +779,18 @@ static int vs6624_probe(struct i2c_client *client, if (ce == NULL) return -EINVAL; - ret = gpio_request(*ce, "VS6624 Chip Enable"); + ret = devm_gpio_request_one(&client->dev, *ce, GPIOF_OUT_INIT_HIGH, + "VS6624 Chip Enable"); if (ret) { v4l_err(client, "failed to request GPIO %d\n", *ce); return ret; } - gpio_direction_output(*ce, 1); /* wait 100ms before any further i2c writes are performed */ mdelay(100); - sensor = kzalloc(sizeof(*sensor), GFP_KERNEL); - if (sensor == NULL) { - gpio_free(*ce); + sensor = devm_kzalloc(&client->dev, sizeof(*sensor), GFP_KERNEL); + if (sensor == NULL) return -ENOMEM; - } sd = &sensor->sd; v4l2_i2c_subdev_init(sd, client, &vs6624_ops); @@ -866,30 +838,22 @@ static int vs6624_probe(struct i2c_client *client, int err = hdl->error; v4l2_ctrl_handler_free(hdl); - kfree(sensor); - gpio_free(*ce); return err; } /* initialize the hardware to the default control values */ ret = v4l2_ctrl_handler_setup(hdl); - if (ret) { + if (ret) v4l2_ctrl_handler_free(hdl); - kfree(sensor); - gpio_free(*ce); - } return ret; } static int vs6624_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); - struct vs6624 *sensor = to_vs6624(sd); v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(sd->ctrl_handler); - gpio_free(sensor->ce_pin); - kfree(sensor); return 0; } diff --git a/drivers/media/i2c/wm8739.c b/drivers/media/i2c/wm8739.c index 3bb99e9..3be73f6 100644 --- a/drivers/media/i2c/wm8739.c +++ b/drivers/media/i2c/wm8739.c @@ -29,7 +29,6 @@ #include #include #include -#include #include MODULE_DESCRIPTION("wm8739 driver"); @@ -160,13 +159,6 @@ static int wm8739_s_clock_freq(struct v4l2_subdev *sd, u32 audiofreq) return 0; } -static int wm8739_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_WM8739, 0); -} - static int wm8739_log_status(struct v4l2_subdev *sd) { struct wm8739_state *state = to_state(sd); @@ -184,7 +176,6 @@ static const struct v4l2_ctrl_ops wm8739_ctrl_ops = { static const struct v4l2_subdev_core_ops wm8739_core_ops = { .log_status = wm8739_log_status, - .g_chip_ident = wm8739_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -220,7 +211,7 @@ static int wm8739_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%x (%s)\n", client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct wm8739_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; @@ -237,7 +228,6 @@ static int wm8739_probe(struct i2c_client *client, int err = state->hdl.error; v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return err; } v4l2_ctrl_cluster(3, &state->volume); @@ -271,7 +261,6 @@ static int wm8739_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&state->hdl); - kfree(to_state(sd)); return 0; } diff --git a/drivers/media/i2c/wm8775.c b/drivers/media/i2c/wm8775.c index 27c27b4..3f584a7 100644 --- a/drivers/media/i2c/wm8775.c +++ b/drivers/media/i2c/wm8775.c @@ -33,7 +33,6 @@ #include #include #include -#include #include #include @@ -158,13 +157,6 @@ static int wm8775_s_ctrl(struct v4l2_ctrl *ctrl) return -EINVAL; } -static int wm8775_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_WM8775, 0); -} - static int wm8775_log_status(struct v4l2_subdev *sd) { struct wm8775_state *state = to_state(sd); @@ -188,7 +180,6 @@ static const struct v4l2_ctrl_ops wm8775_ctrl_ops = { static const struct v4l2_subdev_core_ops wm8775_core_ops = { .log_status = wm8775_log_status, - .g_chip_ident = wm8775_g_chip_ident, .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, @@ -241,7 +232,7 @@ static int wm8775_probe(struct i2c_client *client, v4l_info(client, "chip found @ 0x%02x (%s)\n", client->addr << 1, client->adapter->name); - state = kzalloc(sizeof(struct wm8775_state), GFP_KERNEL); + state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); if (state == NULL) return -ENOMEM; sd = &state->sd; @@ -261,7 +252,6 @@ static int wm8775_probe(struct i2c_client *client, err = state->hdl.error; if (err) { v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return err; } @@ -319,7 +309,6 @@ static int wm8775_remove(struct i2c_client *client) v4l2_device_unregister_subdev(sd); v4l2_ctrl_handler_free(&state->hdl); - kfree(state); return 0; } diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c index 1957c0d..d5a7a13 100644 --- a/drivers/media/media-device.c +++ b/drivers/media/media-device.c @@ -142,6 +142,8 @@ static long __media_device_enum_links(struct media_device *mdev, for (p = 0; p < entity->num_pads; p++) { struct media_pad_desc pad; + + memset(&pad, 0, sizeof(pad)); media_device_kpad_to_upad(&entity->pads[p], &pad); if (copy_to_user(&links->pads[p], &pad, sizeof(pad))) return -EFAULT; @@ -159,6 +161,7 @@ static long __media_device_enum_links(struct media_device *mdev, if (entity->links[l].source->entity != entity) continue; + memset(&link, 0, sizeof(link)); media_device_kpad_to_upad(entity->links[l].source, &link.source); media_device_kpad_to_upad(entity->links[l].sink, diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c index e1cd132..cb30ffb 100644 --- a/drivers/media/media-entity.c +++ b/drivers/media/media-entity.c @@ -429,6 +429,56 @@ media_entity_create_link(struct media_entity *source, u16 source_pad, } EXPORT_SYMBOL_GPL(media_entity_create_link); +void __media_entity_remove_links(struct media_entity *entity) +{ + unsigned int i; + + for (i = 0; i < entity->num_links; i++) { + struct media_link *link = &entity->links[i]; + struct media_entity *remote; + unsigned int r = 0; + + if (link->source->entity == entity) + remote = link->sink->entity; + else + remote = link->source->entity; + + while (r < remote->num_links) { + struct media_link *rlink = &remote->links[r]; + + if (rlink != link->reverse) { + r++; + continue; + } + + if (link->source->entity == entity) + remote->num_backlinks--; + + if (--remote->num_links == 0) + break; + + /* Insert last entry in place of the dropped link. */ + *rlink = remote->links[remote->num_links]; + } + } + + entity->num_links = 0; + entity->num_backlinks = 0; +} +EXPORT_SYMBOL_GPL(__media_entity_remove_links); + +void media_entity_remove_links(struct media_entity *entity) +{ + /* Do nothing if the entity is not registered. */ + if (entity->parent == NULL) + return; + + mutex_lock(&entity->parent->graph_mutex); + __media_entity_remove_links(entity); + mutex_unlock(&entity->parent->graph_mutex); +} +EXPORT_SYMBOL_GPL(media_entity_remove_links); + static int __media_entity_setup_link_notify(struct media_link *link, u32 flags) { int ret; @@ -496,25 +546,17 @@ int __media_entity_setup_link(struct media_link *link, u32 flags) mdev = source->parent; - if ((flags & MEDIA_LNK_FL_ENABLED) && mdev->link_notify) { - ret = mdev->link_notify(link->source, link->sink, - MEDIA_LNK_FL_ENABLED); + if (mdev->link_notify) { + ret = mdev->link_notify(link, flags, + MEDIA_DEV_NOTIFY_PRE_LINK_CH); if (ret < 0) return ret; } ret = __media_entity_setup_link_notify(link, flags); - if (ret < 0) - goto err; - - if (!(flags & MEDIA_LNK_FL_ENABLED) && mdev->link_notify) - mdev->link_notify(link->source, link->sink, 0); - - return 0; -err: - if ((flags & MEDIA_LNK_FL_ENABLED) && mdev->link_notify) - mdev->link_notify(link->source, link->sink, 0); + if (mdev->link_notify) + mdev->link_notify(link, flags, MEDIA_DEV_NOTIFY_POST_LINK_CH); return ret; } @@ -560,17 +602,16 @@ media_entity_find_link(struct media_pad *source, struct media_pad *sink) EXPORT_SYMBOL_GPL(media_entity_find_link); /** - * media_entity_remote_source - Find the source pad at the remote end of a link - * @pad: Sink pad at the local end of the link + * media_entity_remote_pad - Find the pad at the remote end of a link + * @pad: Pad at the local end of the link * - * Search for a remote source pad connected to the given sink pad by iterating - * over all links originating or terminating at that pad until an enabled link - * is found. + * Search for a remote pad connected to the given pad by iterating over all + * links originating or terminating at that pad until an enabled link is found. * * Return a pointer to the pad at the remote end of the first found enabled * link, or NULL if no enabled link has been found. */ -struct media_pad *media_entity_remote_source(struct media_pad *pad) +struct media_pad *media_entity_remote_pad(struct media_pad *pad) { unsigned int i; @@ -590,4 +631,4 @@ struct media_pad *media_entity_remote_source(struct media_pad *pad) return NULL; } -EXPORT_SYMBOL_GPL(media_entity_remote_source); +EXPORT_SYMBOL_GPL(media_entity_remote_pad); diff --git a/drivers/media/parport/bw-qcam.c b/drivers/media/parport/bw-qcam.c index 06231b8..d12bd33 100644 --- a/drivers/media/parport/bw-qcam.c +++ b/drivers/media/parport/bw-qcam.c @@ -687,6 +687,7 @@ static int buffer_finish(struct vb2_buffer *vb) parport_release(qcam->pdev); mutex_unlock(&qcam->lock); + v4l2_get_timestamp(&vb->v4l2_buf.timestamp); if (len != size) vb->state = VB2_BUF_STATE_ERROR; vb2_set_plane_payload(vb, 0, len); @@ -964,6 +965,7 @@ static struct qcam *qcam_init(struct parport *port) q->drv_priv = qcam; q->ops = &qcam_video_qops; q->mem_ops = &vb2_vmalloc_memops; + q->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; err = vb2_queue_init(q); if (err < 0) { v4l2_err(v4l2_dev, "couldn't init vb2_queue for %s.\n", port->name); diff --git a/drivers/media/pci/Kconfig b/drivers/media/pci/Kconfig index d4e2ed3..53196f1 100644 --- a/drivers/media/pci/Kconfig +++ b/drivers/media/pci/Kconfig @@ -1,6 +1,7 @@ +if PCI && MEDIA_SUPPORT + menuconfig MEDIA_PCI_SUPPORT bool "Media PCI Adapters" - depends on PCI && MEDIA_SUPPORT help Enable media drivers for PCI/PCIe bus. If you have such devices, say Y. @@ -45,3 +46,4 @@ source "drivers/media/pci/ddbridge/Kconfig" endif endif #MEDIA_PCI_SUPPORT +endif #PCI diff --git a/drivers/media/pci/b2c2/flexcop-pci.c b/drivers/media/pci/b2c2/flexcop-pci.c index 44f8fb5..447afbd 100644 --- a/drivers/media/pci/b2c2/flexcop-pci.c +++ b/drivers/media/pci/b2c2/flexcop-pci.c @@ -432,18 +432,7 @@ static struct pci_driver flexcop_pci_driver = { .remove = flexcop_pci_remove, }; -static int __init flexcop_pci_module_init(void) -{ - return pci_register_driver(&flexcop_pci_driver); -} - -static void __exit flexcop_pci_module_exit(void) -{ - pci_unregister_driver(&flexcop_pci_driver); -} - -module_init(flexcop_pci_module_init); -module_exit(flexcop_pci_module_exit); +module_pci_driver(flexcop_pci_driver); MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_NAME); diff --git a/drivers/media/pci/bt8xx/bttv-cards.c b/drivers/media/pci/bt8xx/bttv-cards.c index b7dc921..e564aac 100644 --- a/drivers/media/pci/bt8xx/bttv-cards.c +++ b/drivers/media/pci/bt8xx/bttv-cards.c @@ -131,7 +131,7 @@ MODULE_PARM_DESC(vsfx,"set VSFX pci config bit " "[yet another chipset flaw workaround]"); MODULE_PARM_DESC(latency,"pci latency timer"); MODULE_PARM_DESC(card,"specify TV/grabber card model, see CARDLIST file for a list"); -MODULE_PARM_DESC(pll,"specify installed crystal (0=none, 28=28 MHz, 35=35 MHz)"); +MODULE_PARM_DESC(pll, "specify installed crystal (0=none, 28=28 MHz, 35=35 MHz, 14=14 MHz)"); MODULE_PARM_DESC(tuner,"specify installed tuner type"); MODULE_PARM_DESC(autoload, "obsolete option, please do not use anymore"); MODULE_PARM_DESC(audiodev, "specify audio device:\n" @@ -2705,7 +2705,7 @@ struct tvcard bttv_tvcards[] = { .has_radio = 1, .has_remote = 1, }, - [BTTV_BOARD_VD012] = { + [BTTV_BOARD_VD012] = { /* D.Heer@Phytec.de */ .name = "PHYTEC VD-012 (bt878)", .video_inputs = 4, @@ -2718,7 +2718,7 @@ struct tvcard bttv_tvcards[] = { .tuner_type = TUNER_ABSENT, .tuner_addr = ADDR_UNSET, }, - [BTTV_BOARD_VD012_X1] = { + [BTTV_BOARD_VD012_X1] = { /* D.Heer@Phytec.de */ .name = "PHYTEC VD-012-X1 (bt878)", .video_inputs = 4, @@ -2731,7 +2731,7 @@ struct tvcard bttv_tvcards[] = { .tuner_type = TUNER_ABSENT, .tuner_addr = ADDR_UNSET, }, - [BTTV_BOARD_VD012_X2] = { + [BTTV_BOARD_VD012_X2] = { /* D.Heer@Phytec.de */ .name = "PHYTEC VD-012-X2 (bt878)", .video_inputs = 4, @@ -2744,7 +2744,7 @@ struct tvcard bttv_tvcards[] = { .tuner_type = TUNER_ABSENT, .tuner_addr = ADDR_UNSET, }, - [BTTV_BOARD_GEOVISION_GV800S] = { + [BTTV_BOARD_GEOVISION_GV800S] = { /* Bruno Christo * * GeoVision GV-800(S) has 4 Conexant Fusion 878A: @@ -2771,7 +2771,7 @@ struct tvcard bttv_tvcards[] = { .no_tda7432 = 1, .muxsel_hook = gv800s_muxsel, }, - [BTTV_BOARD_GEOVISION_GV800S_SL] = { + [BTTV_BOARD_GEOVISION_GV800S_SL] = { /* Bruno Christo * * GeoVision GV-800(S) has 4 Conexant Fusion 878A: @@ -2808,6 +2808,7 @@ struct tvcard bttv_tvcards[] = { .tuner_type = TUNER_ABSENT, .tuner_addr = ADDR_UNSET, }, + /* ---- card 0xa0---------------------------------- */ [BTTV_BOARD_TVT_TD3116] = { .name = "Tongwei Video Technology TD-3116", .video_inputs = 16, @@ -2825,6 +2826,35 @@ struct tvcard bttv_tvcards[] = { .muxsel = MUXSEL(2, 3, 1, 0), .tuner_type = TUNER_ABSENT, }, + [BTTV_BOARD_ADLINK_MPG24] = { + /* Adlink MPG24 */ + .name = "Adlink MPG24", + .video_inputs = 1, + /* .audio_inputs= 1, */ + .svhs = NO_SVHS, + .muxsel = MUXSEL(2, 2, 2, 2), + .tuner_type = UNSET, + .tuner_addr = ADDR_UNSET, + .pll = PLL_28, + }, + [BTTV_BOARD_BT848_CAP_14] = { + .name = "Bt848 Capture 14MHz", + .video_inputs = 4, + .svhs = 2, + .muxsel = MUXSEL(2, 3, 1, 0), + .pll = PLL_14, + .tuner_type = TUNER_ABSENT, + }, + [BTTV_BOARD_CYBERVISION_CV06] = { + .name = "CyberVision CV06 (SV)", + .video_inputs = 4, + /* .audio_inputs= 0, */ + .svhs = NO_SVHS, + .muxsel = MUXSEL(2, 3, 1, 0), + .pll = PLL_28, + .tuner_type = TUNER_ABSENT, + .tuner_addr = ADDR_UNSET, + }, }; @@ -3390,6 +3420,10 @@ void bttv_init_card2(struct bttv *btv) btv->pll.pll_ifreq=35468950; btv->pll.pll_crystal=BT848_IFORM_XT1; } + if (PLL_14 == bttv_tvcards[btv->c.type].pll) { + btv->pll.pll_ifreq = 14318181; + btv->pll.pll_crystal = BT848_IFORM_XT0; + } /* insmod options can override */ switch (pll[btv->c.nr]) { case 0: /* none */ @@ -3409,6 +3443,12 @@ void bttv_init_card2(struct bttv *btv) btv->pll.pll_ofreq = 0; btv->pll.pll_crystal = BT848_IFORM_XT1; break; + case 3: /* 14 MHz */ + case 14: + btv->pll.pll_ifreq = 14318181; + btv->pll.pll_ofreq = 0; + btv->pll.pll_crystal = BT848_IFORM_XT0; + break; } } btv->pll.pll_current = -1; diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c index e7d0884..c6532de 100644 --- a/drivers/media/pci/bt8xx/bttv-driver.c +++ b/drivers/media/pci/bt8xx/bttv-driver.c @@ -50,7 +50,6 @@ #include #include #include -#include #include #include @@ -1761,9 +1760,9 @@ static int bttv_querystd(struct file *file, void *f, v4l2_std_id *id) struct bttv *btv = fh->btv; if (btread(BT848_DSTATUS) & BT848_DSTATUS_NUML) - *id = V4L2_STD_625_50; + *id &= V4L2_STD_625_50; else - *id = V4L2_STD_525_60; + *id &= V4L2_STD_525_60; return 0; } @@ -1907,28 +1906,6 @@ static int bttv_log_status(struct file *file, void *f) return 0; } -static int bttv_g_chip_ident(struct file *file, void *f, struct v4l2_dbg_chip_ident *chip) -{ - struct bttv_fh *fh = f; - struct bttv *btv = fh->btv; - - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - if (chip->match.type == V4L2_CHIP_MATCH_HOST) { - if (v4l2_chip_match_host(&chip->match)) { - chip->ident = btv->id; - if (chip->ident == PCI_DEVICE_ID_FUSION879) - chip->ident = V4L2_IDENT_BT879; - } - return 0; - } - if (chip->match.type != V4L2_CHIP_MATCH_I2C_DRIVER && - chip->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - /* TODO: is this correct? */ - return bttv_call_all_err(btv, core, g_chip_ident, chip); -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int bttv_g_register(struct file *file, void *f, struct v4l2_dbg_register *reg) @@ -1936,16 +1913,6 @@ static int bttv_g_register(struct file *file, void *f, struct bttv_fh *fh = f; struct bttv *btv = fh->btv; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - - if (!v4l2_chip_match_host(®->match)) { - /* TODO: subdev errors should not be ignored, this should become a - subdev helper function. */ - bttv_call_all(btv, core, g_register, reg); - return 0; - } - /* bt848 has a 12-bit register space */ reg->reg &= 0xfff; reg->val = btread(reg->reg); @@ -1960,16 +1927,6 @@ static int bttv_s_register(struct file *file, void *f, struct bttv_fh *fh = f; struct bttv *btv = fh->btv; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - - if (!v4l2_chip_match_host(®->match)) { - /* TODO: subdev errors should not be ignored, this should become a - subdev helper function. */ - bttv_call_all(btv, core, s_register, reg); - return 0; - } - /* bt848 has a 12-bit register space */ btwrite(reg->val, reg->reg & 0xfff); @@ -3209,7 +3166,6 @@ static const struct v4l2_ioctl_ops bttv_ioctl_ops = { .vidioc_querystd = bttv_querystd, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, - .vidioc_g_chip_ident = bttv_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = bttv_g_register, .vidioc_s_register = bttv_s_register, diff --git a/drivers/media/pci/bt8xx/bttv.h b/drivers/media/pci/bt8xx/bttv.h index 6139ce2..df578ef 100644 --- a/drivers/media/pci/bt8xx/bttv.h +++ b/drivers/media/pci/bt8xx/bttv.h @@ -185,6 +185,9 @@ #define BTTV_BOARD_PV183 0x9f #define BTTV_BOARD_TVT_TD3116 0xa0 #define BTTV_BOARD_APOSONIC_WDVR 0xa1 +#define BTTV_BOARD_ADLINK_MPG24 0xa2 +#define BTTV_BOARD_BT848_CAP_14 0xa3 +#define BTTV_BOARD_CYBERVISION_CV06 0xa4 /* more card-specific defines */ #define PT2254_L_CHANNEL 0x10 @@ -232,6 +235,7 @@ struct tvcard { #define PLL_NONE 0 #define PLL_28 1 #define PLL_35 2 +#define PLL_14 3 /* i2c audio flags */ unsigned int no_msp34xx:1; diff --git a/drivers/media/pci/cx18/cx18-av-core.c b/drivers/media/pci/cx18/cx18-av-core.c index 38b1d64..c4890a4 100644 --- a/drivers/media/pci/cx18/cx18-av-core.c +++ b/drivers/media/pci/cx18/cx18-av-core.c @@ -22,7 +22,6 @@ * 02110-1301, USA. */ -#include #include "cx18-driver.h" #include "cx18-io.h" #include "cx18-cards.h" @@ -1231,35 +1230,14 @@ static int cx18_av_log_status(struct v4l2_subdev *sd) return 0; } -static inline int cx18_av_dbg_match(const struct v4l2_dbg_match *match) -{ - return match->type == V4L2_CHIP_MATCH_HOST && match->addr == 1; -} - -static int cx18_av_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct cx18_av_state *state = to_cx18_av_state(sd); - - if (cx18_av_dbg_match(&chip->match)) { - chip->ident = state->id; - chip->revision = state->rev; - } - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int cx18_av_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) { struct cx18 *cx = v4l2_get_subdevdata(sd); - if (!cx18_av_dbg_match(®->match)) - return -EINVAL; if ((reg->reg & 0x3) != 0) return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->size = 4; reg->val = cx18_av_read4(cx, reg->reg & 0x00000ffc); return 0; @@ -1270,12 +1248,8 @@ static int cx18_av_s_register(struct v4l2_subdev *sd, { struct cx18 *cx = v4l2_get_subdevdata(sd); - if (!cx18_av_dbg_match(®->match)) - return -EINVAL; if ((reg->reg & 0x3) != 0) return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; cx18_av_write4(cx, reg->reg & 0x00000ffc, reg->val); return 0; } @@ -1286,17 +1260,9 @@ static const struct v4l2_ctrl_ops cx18_av_ctrl_ops = { }; static const struct v4l2_subdev_core_ops cx18_av_general_ops = { - .g_chip_ident = cx18_av_g_chip_ident, .log_status = cx18_av_log_status, .load_fw = cx18_av_load_fw, .reset = cx18_av_reset, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, .s_std = cx18_av_s_std, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = cx18_av_g_register, @@ -1344,8 +1310,6 @@ int cx18_av_probe(struct cx18 *cx) int err; state->rev = cx18_av_read4(cx, CXADEC_CHIP_CTRL) & 0xffff; - state->id = ((state->rev >> 4) == CXADEC_CHIP_TYPE_MAKO) - ? V4L2_IDENT_CX23418_843 : V4L2_IDENT_UNKNOWN; state->vid_input = CX18_AV_COMPOSITE7; state->aud_input = CX18_AV_AUDIO8; diff --git a/drivers/media/pci/cx18/cx18-av-core.h b/drivers/media/pci/cx18/cx18-av-core.h index e9c69d9..4c559e8 100644 --- a/drivers/media/pci/cx18/cx18-av-core.h +++ b/drivers/media/pci/cx18/cx18-av-core.h @@ -104,7 +104,6 @@ struct cx18_av_state { enum cx18_av_audio_input aud_input; u32 audclk_freq; int audmode; - u32 id; u32 rev; int is_initialized; diff --git a/drivers/media/pci/cx18/cx18-ioctl.c b/drivers/media/pci/cx18/cx18-ioctl.c index aee7b6d..1110bcb 100644 --- a/drivers/media/pci/cx18/cx18-ioctl.c +++ b/drivers/media/pci/cx18/cx18-ioctl.c @@ -39,7 +39,6 @@ #include "cx18-cards.h" #include "cx18-av-core.h" #include -#include u16 cx18_service2vbi(int type) { @@ -362,73 +361,18 @@ static int cx18_s_fmt_sliced_vbi_cap(struct file *file, void *fh, return 0; } -static int cx18_g_chip_ident(struct file *file, void *fh, - struct v4l2_dbg_chip_ident *chip) -{ - struct cx18 *cx = fh2id(fh)->cx; - int err = 0; - - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - switch (chip->match.type) { - case V4L2_CHIP_MATCH_HOST: - switch (chip->match.addr) { - case 0: - chip->ident = V4L2_IDENT_CX23418; - chip->revision = cx18_read_reg(cx, 0xC72028); - break; - case 1: - /* - * The A/V decoder is always present, but in the rare - * case that the card doesn't have analog, we don't - * use it. We find it w/o using the cx->sd_av pointer - */ - cx18_call_hw(cx, CX18_HW_418_AV, - core, g_chip_ident, chip); - break; - default: - /* - * Could return ident = V4L2_IDENT_UNKNOWN if we had - * other host chips at higher addresses, but we don't - */ - err = -EINVAL; /* per V4L2 spec */ - break; - } - break; - case V4L2_CHIP_MATCH_I2C_DRIVER: - /* If needed, returns V4L2_IDENT_AMBIGUOUS without extra work */ - cx18_call_all(cx, core, g_chip_ident, chip); - break; - case V4L2_CHIP_MATCH_I2C_ADDR: - /* - * We could return V4L2_IDENT_UNKNOWN, but we don't do the work - * to look if a chip is at the address with no driver. That's a - * dangerous thing to do with EEPROMs anyway. - */ - cx18_call_all(cx, core, g_chip_ident, chip); - break; - default: - err = -EINVAL; - break; - } - return err; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int cx18_g_register(struct file *file, void *fh, struct v4l2_dbg_register *reg) { struct cx18 *cx = fh2id(fh)->cx; - if (v4l2_chip_match_host(®->match)) { - if (reg->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) - return -EINVAL; - reg->size = 4; - reg->val = cx18_read_enc(cx, reg->reg); - return 0; - } - /* FIXME - errors shouldn't be ignored */ - cx18_call_all(cx, core, g_register, reg); + if (reg->reg & 0x3) + return -EINVAL; + if (reg->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) + return -EINVAL; + reg->size = 4; + reg->val = cx18_read_enc(cx, reg->reg); return 0; } @@ -437,14 +381,11 @@ static int cx18_s_register(struct file *file, void *fh, { struct cx18 *cx = fh2id(fh)->cx; - if (v4l2_chip_match_host(®->match)) { - if (reg->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) - return -EINVAL; - cx18_write_enc(cx, reg->val, reg->reg); - return 0; - } - /* FIXME - errors shouldn't be ignored */ - cx18_call_all(cx, core, s_register, reg); + if (reg->reg & 0x3) + return -EINVAL; + if (reg->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) + return -EINVAL; + cx18_write_enc(cx, reg->val, reg->reg); return 0; } #endif @@ -1162,7 +1103,6 @@ static const struct v4l2_ioctl_ops cx18_ioctl_ops = { .vidioc_try_fmt_vbi_cap = cx18_try_fmt_vbi_cap, .vidioc_try_fmt_sliced_vbi_cap = cx18_try_fmt_sliced_vbi_cap, .vidioc_g_sliced_vbi_cap = cx18_g_sliced_vbi_cap, - .vidioc_g_chip_ident = cx18_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = cx18_g_register, .vidioc_s_register = cx18_s_register, diff --git a/drivers/media/pci/cx23885/cx23885-417.c b/drivers/media/pci/cx23885/cx23885-417.c index 6dea11a..e3fc2c7 100644 --- a/drivers/media/pci/cx23885/cx23885-417.c +++ b/drivers/media/pci/cx23885/cx23885-417.c @@ -1217,8 +1217,7 @@ static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) struct cx23885_fh *fh = file->private_data; struct cx23885_dev *dev = fh->dev; - call_all(dev, core, g_std, id); - + *id = dev->tvnorm; return 0; } @@ -1661,7 +1660,6 @@ static struct v4l2_file_operations mpeg_fops = { }; static const struct v4l2_ioctl_ops mpeg_ioctl_ops = { - .vidioc_querystd = vidioc_g_std, .vidioc_g_std = vidioc_g_std, .vidioc_s_std = vidioc_s_std, .vidioc_enum_input = vidioc_enum_input, @@ -1690,8 +1688,8 @@ static const struct v4l2_ioctl_ops mpeg_ioctl_ops = { .vidioc_log_status = vidioc_log_status, .vidioc_querymenu = vidioc_querymenu, .vidioc_queryctrl = vidioc_queryctrl, - .vidioc_g_chip_ident = cx23885_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG + .vidioc_g_chip_info = cx23885_g_chip_info, .vidioc_g_register = cx23885_g_register, .vidioc_s_register = cx23885_s_register, #endif @@ -1702,7 +1700,6 @@ static struct video_device cx23885_mpeg_template = { .fops = &mpeg_fops, .ioctl_ops = &mpeg_ioctl_ops, .tvnorms = CX23885_NORMS, - .current_norm = V4L2_STD_NTSC_M, }; void cx23885_417_unregister(struct cx23885_dev *dev) @@ -1735,7 +1732,7 @@ static struct video_device *cx23885_video_dev_alloc( *vfd = *template; snprintf(vfd->name, sizeof(vfd->name), "%s (%s)", cx23885_boards[tsport->dev->board].name, type); - vfd->parent = &pci->dev; + vfd->v4l2_dev = &dev->v4l2_dev; vfd->release = video_device_release; return vfd; } diff --git a/drivers/media/pci/cx23885/cx23885-ioctl.c b/drivers/media/pci/cx23885/cx23885-ioctl.c index acdb6d5..271d69d 100644 --- a/drivers/media/pci/cx23885/cx23885-ioctl.c +++ b/drivers/media/pci/cx23885/cx23885-ioctl.c @@ -24,93 +24,21 @@ #include "cx23885.h" #include "cx23885-ioctl.h" -#include - -int cx23885_g_chip_ident(struct file *file, void *fh, - struct v4l2_dbg_chip_ident *chip) +#ifdef CONFIG_VIDEO_ADV_DEBUG +int cx23885_g_chip_info(struct file *file, void *fh, + struct v4l2_dbg_chip_info *chip) { struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev; - int err = 0; - u8 rev; - - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - switch (chip->match.type) { - case V4L2_CHIP_MATCH_HOST: - switch (chip->match.addr) { - case 0: - rev = cx_read(RDR_CFG2) & 0xff; - switch (dev->pci->device) { - case 0x8852: - /* rev 0x04 could be '885 or '888. Pick '888. */ - if (rev == 0x04) - chip->ident = V4L2_IDENT_CX23888; - else - chip->ident = V4L2_IDENT_CX23885; - break; - case 0x8880: - if (rev == 0x0e || rev == 0x0f) - chip->ident = V4L2_IDENT_CX23887; - else - chip->ident = V4L2_IDENT_CX23888; - break; - default: - chip->ident = V4L2_IDENT_UNKNOWN; - break; - } - chip->revision = (dev->pci->device << 16) | (rev << 8) | - (dev->hwrevision & 0xff); - break; - case 1: - if (dev->v4l_device != NULL) { - chip->ident = V4L2_IDENT_CX23417; - chip->revision = 0; - } - break; - case 2: - /* - * The integrated IR controller on the CX23888 is - * host chip 2. It may not be used/initialized or sd_ir - * may be pointing at the cx25840 subdevice for the - * IR controller on the CX23885. Thus we find it - * without using the dev->sd_ir pointer. - */ - call_hw(dev, CX23885_HW_888_IR, core, g_chip_ident, - chip); - break; - default: - err = -EINVAL; /* per V4L2 spec */ - break; - } - break; - case V4L2_CHIP_MATCH_I2C_DRIVER: - /* If needed, returns V4L2_IDENT_AMBIGUOUS without extra work */ - call_all(dev, core, g_chip_ident, chip); - break; - case V4L2_CHIP_MATCH_I2C_ADDR: - /* - * We could return V4L2_IDENT_UNKNOWN, but we don't do the work - * to look if a chip is at the address with no driver. That's a - * dangerous thing to do with EEPROMs anyway. - */ - call_all(dev, core, g_chip_ident, chip); - break; - default: - err = -EINVAL; - break; - } - return err; -} -#ifdef CONFIG_VIDEO_ADV_DEBUG -static int cx23885_g_host_register(struct cx23885_dev *dev, - struct v4l2_dbg_register *reg) -{ - if ((reg->reg & 0x3) != 0 || reg->reg >= pci_resource_len(dev->pci, 0)) + if (chip->match.addr > 1) return -EINVAL; - - reg->size = 4; - reg->val = cx_read(reg->reg); + if (chip->match.addr == 1) { + if (dev->v4l_device == NULL) + return -EINVAL; + strlcpy(chip->name, "cx23417", sizeof(chip->name)); + } else { + strlcpy(chip->name, dev->v4l2_dev.name, sizeof(chip->name)); + } return 0; } @@ -138,32 +66,16 @@ int cx23885_g_register(struct file *file, void *fh, { struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - - if (reg->match.type == V4L2_CHIP_MATCH_HOST) { - switch (reg->match.addr) { - case 0: - return cx23885_g_host_register(dev, reg); - case 1: - return cx23417_g_register(dev, reg); - default: - break; - } - } - - /* FIXME - any error returns should not be ignored */ - call_all(dev, core, g_register, reg); - return 0; -} + if (reg->match.addr > 1) + return -EINVAL; + if (reg->match.addr) + return cx23417_g_register(dev, reg); -static int cx23885_s_host_register(struct cx23885_dev *dev, - const struct v4l2_dbg_register *reg) -{ if ((reg->reg & 0x3) != 0 || reg->reg >= pci_resource_len(dev->pci, 0)) return -EINVAL; - cx_write(reg->reg, reg->val); + reg->size = 4; + reg->val = cx_read(reg->reg); return 0; } @@ -186,22 +98,15 @@ int cx23885_s_register(struct file *file, void *fh, { struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - - if (reg->match.type == V4L2_CHIP_MATCH_HOST) { - switch (reg->match.addr) { - case 0: - return cx23885_s_host_register(dev, reg); - case 1: - return cx23417_s_register(dev, reg); - default: - break; - } - } + if (reg->match.addr > 1) + return -EINVAL; + if (reg->match.addr) + return cx23417_s_register(dev, reg); + + if ((reg->reg & 0x3) != 0 || reg->reg >= pci_resource_len(dev->pci, 0)) + return -EINVAL; - /* FIXME - any error returns should not be ignored */ - call_all(dev, core, s_register, reg); + cx_write(reg->reg, reg->val); return 0; } #endif diff --git a/drivers/media/pci/cx23885/cx23885-ioctl.h b/drivers/media/pci/cx23885/cx23885-ioctl.h index a608096..92d9f07 100644 --- a/drivers/media/pci/cx23885/cx23885-ioctl.h +++ b/drivers/media/pci/cx23885/cx23885-ioctl.h @@ -24,8 +24,8 @@ #ifndef _CX23885_IOCTL_H_ #define _CX23885_IOCTL_H_ -int cx23885_g_chip_ident(struct file *file, void *fh, - struct v4l2_dbg_chip_ident *chip); +int cx23885_g_chip_info(struct file *file, void *fh, + struct v4l2_dbg_chip_info *chip); #ifdef CONFIG_VIDEO_ADV_DEBUG int cx23885_g_register(struct file *file, void *fh, diff --git a/drivers/media/pci/cx23885/cx23885-video.c b/drivers/media/pci/cx23885/cx23885-video.c index ed08c89..e33d1a7 100644 --- a/drivers/media/pci/cx23885/cx23885-video.c +++ b/drivers/media/pci/cx23885/cx23885-video.c @@ -1254,8 +1254,7 @@ static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; dprintk(1, "%s()\n", __func__); - call_all(dev, core, g_std, id); - + *id = dev->tvnorm; return 0; } @@ -1743,7 +1742,6 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_dqbuf = vidioc_dqbuf, .vidioc_s_std = vidioc_s_std, .vidioc_g_std = vidioc_g_std, - .vidioc_querystd = vidioc_g_std, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, @@ -1757,8 +1755,8 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, - .vidioc_g_chip_ident = cx23885_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG + .vidioc_g_chip_info = cx23885_g_chip_info, .vidioc_g_register = cx23885_g_register, .vidioc_s_register = cx23885_s_register, #endif @@ -1773,7 +1771,6 @@ static struct video_device cx23885_video_template = { .fops = &video_fops, .ioctl_ops = &video_ioctl_ops, .tvnorms = CX23885_NORMS, - .current_norm = V4L2_STD_NTSC_M, }; static const struct v4l2_file_operations radio_fops = { @@ -1822,7 +1819,7 @@ int cx23885_video_register(struct cx23885_dev *dev) cx23885_vbi_template = cx23885_video_template; strcpy(cx23885_vbi_template.name, "cx23885-vbi"); - dev->tvnorm = cx23885_video_template.current_norm; + dev->tvnorm = V4L2_STD_NTSC_M; /* init video dma queues */ INIT_LIST_HEAD(&dev->vidq.active); diff --git a/drivers/media/pci/cx23885/cx23888-ir.c b/drivers/media/pci/cx23885/cx23888-ir.c index fa672fe..2c951de 100644 --- a/drivers/media/pci/cx23885/cx23888-ir.c +++ b/drivers/media/pci/cx23885/cx23888-ir.c @@ -25,7 +25,6 @@ #include #include -#include #include #include "cx23885.h" @@ -131,8 +130,6 @@ union cx23888_ir_fifo_rec { struct cx23888_ir_state { struct v4l2_subdev sd; struct cx23885_dev *dev; - u32 id; - u32 rev; struct v4l2_subdev_ir_parameters rx_params; struct mutex rx_params_lock; @@ -1086,23 +1083,6 @@ static int cx23888_ir_log_status(struct v4l2_subdev *sd) return 0; } -static inline int cx23888_ir_dbg_match(const struct v4l2_dbg_match *match) -{ - return match->type == V4L2_CHIP_MATCH_HOST && match->addr == 2; -} - -static int cx23888_ir_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct cx23888_ir_state *state = to_state(sd); - - if (cx23888_ir_dbg_match(&chip->match)) { - chip->ident = state->id; - chip->revision = state->rev; - } - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int cx23888_ir_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) @@ -1110,14 +1090,10 @@ static int cx23888_ir_g_register(struct v4l2_subdev *sd, struct cx23888_ir_state *state = to_state(sd); u32 addr = CX23888_IR_REG_BASE + (u32) reg->reg; - if (!cx23888_ir_dbg_match(®->match)) - return -EINVAL; if ((addr & 0x3) != 0) return -EINVAL; if (addr < CX23888_IR_CNTRL_REG || addr > CX23888_IR_LEARN_REG) return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; reg->size = 4; reg->val = cx23888_ir_read4(state->dev, addr); return 0; @@ -1129,21 +1105,16 @@ static int cx23888_ir_s_register(struct v4l2_subdev *sd, struct cx23888_ir_state *state = to_state(sd); u32 addr = CX23888_IR_REG_BASE + (u32) reg->reg; - if (!cx23888_ir_dbg_match(®->match)) - return -EINVAL; if ((addr & 0x3) != 0) return -EINVAL; if (addr < CX23888_IR_CNTRL_REG || addr > CX23888_IR_LEARN_REG) return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; cx23888_ir_write4(state->dev, addr, reg->val); return 0; } #endif static const struct v4l2_subdev_core_ops cx23888_ir_core_ops = { - .g_chip_ident = cx23888_ir_g_chip_ident, .log_status = cx23888_ir_log_status, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = cx23888_ir_g_register, @@ -1217,8 +1188,6 @@ int cx23888_ir_probe(struct cx23885_dev *dev) return -ENOMEM; state->dev = dev; - state->id = V4L2_IDENT_CX23888_IR; - state->rev = 0; sd = &state->sd; v4l2_subdev_init(sd, &cx23888_ir_controller_ops); diff --git a/drivers/media/pci/cx88/cx88-cards.c b/drivers/media/pci/cx88/cx88-cards.c index a87a0e1..e18a7ac 100644 --- a/drivers/media/pci/cx88/cx88-cards.c +++ b/drivers/media/pci/cx88/cx88-cards.c @@ -744,7 +744,7 @@ static const struct cx88_board cx88_boards[] = { .tuner_addr = ADDR_UNSET, .radio_addr = ADDR_UNSET, /* Some variants use a tda9874 and so need the tvaudio module. */ - .audio_chip = V4L2_IDENT_TVAUDIO, + .audio_chip = CX88_AUDIO_TVAUDIO, .input = {{ .type = CX88_VMUX_TELEVISION, .vmux = 0, @@ -976,7 +976,7 @@ static const struct cx88_board cx88_boards[] = { .radio_type = UNSET, .tuner_addr = ADDR_UNSET, .radio_addr = ADDR_UNSET, - .audio_chip = V4L2_IDENT_WM8775, + .audio_chip = CX88_AUDIO_WM8775, .i2sinputcntl = 2, .input = {{ .type = CX88_VMUX_DVB, @@ -1014,7 +1014,7 @@ static const struct cx88_board cx88_boards[] = { .radio_type = UNSET, .tuner_addr = ADDR_UNSET, .radio_addr = ADDR_UNSET, - .audio_chip = V4L2_IDENT_WM8775, + .audio_chip = CX88_AUDIO_WM8775, .input = {{ .type = CX88_VMUX_DVB, .vmux = 0, @@ -1376,7 +1376,7 @@ static const struct cx88_board cx88_boards[] = { .tuner_addr = ADDR_UNSET, .radio_addr = ADDR_UNSET, .tda9887_conf = TDA9887_PRESENT, - .audio_chip = V4L2_IDENT_WM8775, + .audio_chip = CX88_AUDIO_WM8775, .input = {{ .type = CX88_VMUX_TELEVISION, .vmux = 0, @@ -1461,7 +1461,7 @@ static const struct cx88_board cx88_boards[] = { .tuner_addr = ADDR_UNSET, .radio_addr = ADDR_UNSET, .tda9887_conf = TDA9887_PRESENT, - .audio_chip = V4L2_IDENT_WM8775, + .audio_chip = CX88_AUDIO_WM8775, /* * gpio0 as reported by Mike Crash */ @@ -1929,7 +1929,7 @@ static const struct cx88_board cx88_boards[] = { .tuner_addr = ADDR_UNSET, .radio_addr = ADDR_UNSET, .tda9887_conf = TDA9887_PRESENT, - .audio_chip = V4L2_IDENT_WM8775, + .audio_chip = CX88_AUDIO_WM8775, /* * GPIO0 (WINTV2000) * diff --git a/drivers/media/pci/cx88/cx88-core.c b/drivers/media/pci/cx88/cx88-core.c index c8f3dcc..ad59dc9 100644 --- a/drivers/media/pci/cx88/cx88-core.c +++ b/drivers/media/pci/cx88/cx88-core.c @@ -1034,7 +1034,14 @@ struct video_device *cx88_vdev_init(struct cx88_core *core, if (NULL == vfd) return NULL; *vfd = *template_; + /* + * The dev pointer of v4l2_device is NULL, instead we set the + * video_device dev_parent pointer to the correct PCI bus device. + * This driver is a rare example where there is one v4l2_device, + * but the video nodes have different parent (PCI) devices. + */ vfd->v4l2_dev = &core->v4l2_dev; + vfd->dev_parent = &pci->dev; vfd->release = video_device_release; snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", core->name, type, core->board.name); diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c index c7a9be1..ecf21d9 100644 --- a/drivers/media/pci/cx88/cx88-video.c +++ b/drivers/media/pci/cx88/cx88-video.c @@ -1353,26 +1353,14 @@ static int vidioc_s_frequency (struct file *file, void *priv, return cx88_set_freq(core, f); } -static int vidioc_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *chip) -{ - if (!v4l2_chip_match_host(&chip->match)) - return -EINVAL; - chip->revision = 0; - chip->ident = V4L2_IDENT_UNKNOWN; - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int vidioc_g_register (struct file *file, void *fh, struct v4l2_dbg_register *reg) { struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core; - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; /* cx2388x has a 24-bit register space */ - reg->val = cx_read(reg->reg & 0xffffff); + reg->val = cx_read(reg->reg & 0xfffffc); reg->size = 4; return 0; } @@ -1382,9 +1370,7 @@ static int vidioc_s_register (struct file *file, void *fh, { struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core; - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; - cx_write(reg->reg & 0xffffff, reg->val); + cx_write(reg->reg & 0xfffffc, reg->val); return 0; } #endif @@ -1578,7 +1564,6 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_s_frequency = vidioc_s_frequency, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, - .vidioc_g_chip_ident = vidioc_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, @@ -1612,7 +1597,6 @@ static const struct v4l2_ioctl_ops vbi_ioctl_ops = { .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, - .vidioc_g_chip_ident = vidioc_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, @@ -1643,7 +1627,6 @@ static const struct v4l2_ioctl_ops radio_ioctl_ops = { .vidioc_s_frequency = vidioc_s_frequency, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, - .vidioc_g_chip_ident = vidioc_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, @@ -1794,7 +1777,7 @@ static int cx8800_initdev(struct pci_dev *pci_dev, /* load and configure helper modules */ - if (core->board.audio_chip == V4L2_IDENT_WM8775) { + if (core->board.audio_chip == CX88_AUDIO_WM8775) { struct i2c_board_info wm8775_info = { .type = "wm8775", .addr = 0x36 >> 1, @@ -1815,7 +1798,7 @@ static int cx8800_initdev(struct pci_dev *pci_dev, } } - if (core->board.audio_chip == V4L2_IDENT_TVAUDIO) { + if (core->board.audio_chip == CX88_AUDIO_TVAUDIO) { /* This probes for a tda9874 as is used on some Pixelview Ultra boards. */ v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap, diff --git a/drivers/media/pci/cx88/cx88.h b/drivers/media/pci/cx88/cx88.h index 51ce2c0..afe0eae 100644 --- a/drivers/media/pci/cx88/cx88.h +++ b/drivers/media/pci/cx88/cx88.h @@ -30,7 +30,6 @@ #include #include #include -#include #include #include #include @@ -259,6 +258,11 @@ struct cx88_input { unsigned int audioroute:4; }; +enum cx88_audio_chip { + CX88_AUDIO_WM8775, + CX88_AUDIO_TVAUDIO, +}; + struct cx88_board { const char *name; unsigned int tuner_type; @@ -269,7 +273,7 @@ struct cx88_board { struct cx88_input input[MAX_CX88_INPUT]; struct cx88_input radio; enum cx88_board_type mpeg; - unsigned int audio_chip; + enum cx88_audio_chip audio_chip; int num_frontends; /* Used for I2S devices */ diff --git a/drivers/media/pci/dm1105/dm1105.c b/drivers/media/pci/dm1105/dm1105.c index 026767b..ab797fe 100644 --- a/drivers/media/pci/dm1105/dm1105.c +++ b/drivers/media/pci/dm1105/dm1105.c @@ -1241,18 +1241,7 @@ static struct pci_driver dm1105_driver = { .remove = dm1105_remove, }; -static int __init dm1105_init(void) -{ - return pci_register_driver(&dm1105_driver); -} - -static void __exit dm1105_exit(void) -{ - pci_unregister_driver(&dm1105_driver); -} - -module_init(dm1105_init); -module_exit(dm1105_exit); +module_pci_driver(dm1105_driver); MODULE_AUTHOR("Igor M. Liplianin "); MODULE_DESCRIPTION("SDMC DM1105 DVB driver"); diff --git a/drivers/media/pci/ivtv/ivtv-driver.c b/drivers/media/pci/ivtv/ivtv-driver.c index b809bc8..c08ae3e 100644 --- a/drivers/media/pci/ivtv/ivtv-driver.c +++ b/drivers/media/pci/ivtv/ivtv-driver.c @@ -58,7 +58,6 @@ #include #include #include -#include #include "tuner-xc2028.h" /* If you have already X v4l cards, then set this to X. This way @@ -968,15 +967,10 @@ static void ivtv_load_and_init_modules(struct ivtv *itv) } if (hw & IVTV_HW_SAA711X) { - struct v4l2_dbg_chip_ident v; - /* determine the exact saa711x model */ itv->hw_flags &= ~IVTV_HW_SAA711X; - v.match.type = V4L2_CHIP_MATCH_I2C_DRIVER; - strlcpy(v.match.name, "saa7115", sizeof(v.match.name)); - ivtv_call_hw(itv, IVTV_HW_SAA711X, core, g_chip_ident, &v); - if (v.ident == V4L2_IDENT_SAA7114) { + if (strstr(itv->sd_video->name, "saa7114")) { itv->hw_flags |= IVTV_HW_SAA7114; /* VBI is not yet supported by the saa7114 driver. */ itv->v4l2_cap &= ~(V4L2_CAP_SLICED_VBI_CAPTURE|V4L2_CAP_VBI_CAPTURE); diff --git a/drivers/media/pci/ivtv/ivtv-ioctl.c b/drivers/media/pci/ivtv/ivtv-ioctl.c index 9cbbce0..807b275 100644 --- a/drivers/media/pci/ivtv/ivtv-ioctl.c +++ b/drivers/media/pci/ivtv/ivtv-ioctl.c @@ -34,7 +34,6 @@ #include "ivtv-cards.h" #include #include -#include #include #include @@ -692,31 +691,13 @@ static int ivtv_s_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_f return ret; } -static int ivtv_g_chip_ident(struct file *file, void *fh, struct v4l2_dbg_chip_ident *chip) -{ - struct ivtv *itv = fh2id(fh)->itv; - - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - if (chip->match.type == V4L2_CHIP_MATCH_HOST) { - if (v4l2_chip_match_host(&chip->match)) - chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416; - return 0; - } - if (chip->match.type != V4L2_CHIP_MATCH_I2C_DRIVER && - chip->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - /* TODO: is this correct? */ - return ivtv_call_all_err(itv, core, g_chip_ident, chip); -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int ivtv_itvc(struct ivtv *itv, bool get, u64 reg, u64 *val) { volatile u8 __iomem *reg_start; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; + if (reg & 0x3) + return -EINVAL; if (reg >= IVTV_REG_OFFSET && reg < IVTV_REG_OFFSET + IVTV_REG_SIZE) reg_start = itv->reg_mem - IVTV_REG_OFFSET; else if (itv->has_cx23415 && reg >= IVTV_DECODER_OFFSET && @@ -738,29 +719,16 @@ static int ivtv_g_register(struct file *file, void *fh, struct v4l2_dbg_register { struct ivtv *itv = fh2id(fh)->itv; - if (v4l2_chip_match_host(®->match)) { - reg->size = 4; - return ivtv_itvc(itv, true, reg->reg, ®->val); - } - /* TODO: subdev errors should not be ignored, this should become a - subdev helper function. */ - ivtv_call_all(itv, core, g_register, reg); - return 0; + reg->size = 4; + return ivtv_itvc(itv, true, reg->reg, ®->val); } static int ivtv_s_register(struct file *file, void *fh, const struct v4l2_dbg_register *reg) { struct ivtv *itv = fh2id(fh)->itv; + u64 val = reg->val; - if (v4l2_chip_match_host(®->match)) { - u64 val = reg->val; - - return ivtv_itvc(itv, false, reg->reg, &val); - } - /* TODO: subdev errors should not be ignored, this should become a - subdev helper function. */ - ivtv_call_all(itv, core, s_register, reg); - return 0; + return ivtv_itvc(itv, false, reg->reg, &val); } #endif @@ -1914,7 +1882,6 @@ static const struct v4l2_ioctl_ops ivtv_ioctl_ops = { .vidioc_try_fmt_vid_out_overlay = ivtv_try_fmt_vid_out_overlay, .vidioc_try_fmt_sliced_vbi_out = ivtv_try_fmt_sliced_vbi_out, .vidioc_g_sliced_vbi_cap = ivtv_g_sliced_vbi_cap, - .vidioc_g_chip_ident = ivtv_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = ivtv_g_register, .vidioc_s_register = ivtv_s_register, diff --git a/drivers/media/pci/mantis/hopper_cards.c b/drivers/media/pci/mantis/hopper_cards.c index 6fe9fe5..104914a 100644 --- a/drivers/media/pci/mantis/hopper_cards.c +++ b/drivers/media/pci/mantis/hopper_cards.c @@ -260,18 +260,7 @@ static struct pci_driver hopper_pci_driver = { .remove = hopper_pci_remove, }; -static int hopper_init(void) -{ - return pci_register_driver(&hopper_pci_driver); -} - -static void hopper_exit(void) -{ - return pci_unregister_driver(&hopper_pci_driver); -} - -module_init(hopper_init); -module_exit(hopper_exit); +module_pci_driver(hopper_pci_driver); MODULE_DESCRIPTION("HOPPER driver"); MODULE_AUTHOR("Manu Abraham"); diff --git a/drivers/media/pci/mantis/mantis_cards.c b/drivers/media/pci/mantis/mantis_cards.c index 932a0d7..801fc55 100644 --- a/drivers/media/pci/mantis/mantis_cards.c +++ b/drivers/media/pci/mantis/mantis_cards.c @@ -290,18 +290,7 @@ static struct pci_driver mantis_pci_driver = { .remove = mantis_pci_remove, }; -static int mantis_init(void) -{ - return pci_register_driver(&mantis_pci_driver); -} - -static void mantis_exit(void) -{ - return pci_unregister_driver(&mantis_pci_driver); -} - -module_init(mantis_init); -module_exit(mantis_exit); +module_pci_driver(mantis_pci_driver); MODULE_DESCRIPTION("MANTIS driver"); MODULE_AUTHOR("Manu Abraham"); diff --git a/drivers/media/pci/mantis/mantis_vp1041.c b/drivers/media/pci/mantis/mantis_vp1041.c index 07aa887..07a2074 100644 --- a/drivers/media/pci/mantis/mantis_vp1041.c +++ b/drivers/media/pci/mantis/mantis_vp1041.c @@ -273,7 +273,7 @@ struct stb0899_config vp1041_stb0899_config = { .demod_address = 0x68, /* 0xd0 >> 1 */ .xtal_freq = 27000000, - .inversion = IQ_SWAP_ON, /* 1 */ + .inversion = IQ_SWAP_ON, .lo_clk = 76500000, .hi_clk = 99000000, diff --git a/drivers/media/pci/pluto2/pluto2.c b/drivers/media/pci/pluto2/pluto2.c index 2290fae..4938285 100644 --- a/drivers/media/pci/pluto2/pluto2.c +++ b/drivers/media/pci/pluto2/pluto2.c @@ -796,18 +796,7 @@ static struct pci_driver pluto2_driver = { .remove = pluto2_remove, }; -static int __init pluto2_init(void) -{ - return pci_register_driver(&pluto2_driver); -} - -static void __exit pluto2_exit(void) -{ - pci_unregister_driver(&pluto2_driver); -} - -module_init(pluto2_init); -module_exit(pluto2_exit); +module_pci_driver(pluto2_driver); MODULE_AUTHOR("Andreas Oberritter "); MODULE_DESCRIPTION("Pluto2 driver"); diff --git a/drivers/media/pci/pt1/pt1.c b/drivers/media/pci/pt1/pt1.c index e921108..75ce142 100644 --- a/drivers/media/pci/pt1/pt1.c +++ b/drivers/media/pci/pt1/pt1.c @@ -1225,20 +1225,7 @@ static struct pci_driver pt1_driver = { .id_table = pt1_id_table, }; - -static int __init pt1_init(void) -{ - return pci_register_driver(&pt1_driver); -} - - -static void __exit pt1_cleanup(void) -{ - pci_unregister_driver(&pt1_driver); -} - -module_init(pt1_init); -module_exit(pt1_cleanup); +module_pci_driver(pt1_driver); MODULE_AUTHOR("Takahito HIRANO "); MODULE_DESCRIPTION("Earthsoft PT1/PT2 Driver"); diff --git a/drivers/media/pci/saa7134/saa6752hs.c b/drivers/media/pci/saa7134/saa6752hs.c index f147b05..8ac4b1f 100644 --- a/drivers/media/pci/saa7134/saa6752hs.c +++ b/drivers/media/pci/saa7134/saa6752hs.c @@ -34,8 +34,8 @@ #include #include #include +#include #include -#include #include #include @@ -92,7 +92,12 @@ static const struct v4l2_format v4l2_format_table[] = struct saa6752hs_state { struct v4l2_subdev sd; - int chip; + struct v4l2_ctrl_handler hdl; + struct { /* video bitrate mode control cluster */ + struct v4l2_ctrl *video_bitrate_mode; + struct v4l2_ctrl *video_bitrate; + struct v4l2_ctrl *video_bitrate_peak; + }; u32 revision; int has_ac3; struct saa6752hs_mpeg_params params; @@ -362,316 +367,72 @@ static int saa6752hs_set_bitrate(struct i2c_client *client, return 0; } - -static int get_ctrl(int has_ac3, struct saa6752hs_mpeg_params *params, - struct v4l2_ext_control *ctrl) +static int saa6752hs_try_ctrl(struct v4l2_ctrl *ctrl) { + struct saa6752hs_state *h = + container_of(ctrl->handler, struct saa6752hs_state, hdl); + switch (ctrl->id) { - case V4L2_CID_MPEG_STREAM_TYPE: - ctrl->value = V4L2_MPEG_STREAM_TYPE_MPEG2_TS; - break; - case V4L2_CID_MPEG_STREAM_PID_PMT: - ctrl->value = params->ts_pid_pmt; - break; - case V4L2_CID_MPEG_STREAM_PID_AUDIO: - ctrl->value = params->ts_pid_audio; - break; - case V4L2_CID_MPEG_STREAM_PID_VIDEO: - ctrl->value = params->ts_pid_video; - break; - case V4L2_CID_MPEG_STREAM_PID_PCR: - ctrl->value = params->ts_pid_pcr; - break; - case V4L2_CID_MPEG_AUDIO_ENCODING: - ctrl->value = params->au_encoding; - break; - case V4L2_CID_MPEG_AUDIO_L2_BITRATE: - ctrl->value = params->au_l2_bitrate; - break; - case V4L2_CID_MPEG_AUDIO_AC3_BITRATE: - if (!has_ac3) - return -EINVAL; - ctrl->value = params->au_ac3_bitrate; - break; - case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: - ctrl->value = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000; - break; - case V4L2_CID_MPEG_VIDEO_ENCODING: - ctrl->value = V4L2_MPEG_VIDEO_ENCODING_MPEG_2; - break; - case V4L2_CID_MPEG_VIDEO_ASPECT: - ctrl->value = params->vi_aspect; - break; - case V4L2_CID_MPEG_VIDEO_BITRATE: - ctrl->value = params->vi_bitrate * 1000; - break; - case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: - ctrl->value = params->vi_bitrate_peak * 1000; - break; case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: - ctrl->value = params->vi_bitrate_mode; + /* peak bitrate shall be >= normal bitrate */ + if (ctrl->val == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR && + h->video_bitrate_peak->val < h->video_bitrate->val) + h->video_bitrate_peak->val = h->video_bitrate->val; break; - default: - return -EINVAL; } return 0; } -static int handle_ctrl(int has_ac3, struct saa6752hs_mpeg_params *params, - struct v4l2_ext_control *ctrl, int set) +static int saa6752hs_s_ctrl(struct v4l2_ctrl *ctrl) { - int old = 0, new; + struct saa6752hs_state *h = + container_of(ctrl->handler, struct saa6752hs_state, hdl); + struct saa6752hs_mpeg_params *params = &h->params; - new = ctrl->value; switch (ctrl->id) { case V4L2_CID_MPEG_STREAM_TYPE: - old = V4L2_MPEG_STREAM_TYPE_MPEG2_TS; - if (set && new != old) - return -ERANGE; - new = old; break; case V4L2_CID_MPEG_STREAM_PID_PMT: - old = params->ts_pid_pmt; - if (set && new > MPEG_PID_MAX) - return -ERANGE; - if (new > MPEG_PID_MAX) - new = MPEG_PID_MAX; - params->ts_pid_pmt = new; + params->ts_pid_pmt = ctrl->val; break; case V4L2_CID_MPEG_STREAM_PID_AUDIO: - old = params->ts_pid_audio; - if (set && new > MPEG_PID_MAX) - return -ERANGE; - if (new > MPEG_PID_MAX) - new = MPEG_PID_MAX; - params->ts_pid_audio = new; + params->ts_pid_audio = ctrl->val; break; case V4L2_CID_MPEG_STREAM_PID_VIDEO: - old = params->ts_pid_video; - if (set && new > MPEG_PID_MAX) - return -ERANGE; - if (new > MPEG_PID_MAX) - new = MPEG_PID_MAX; - params->ts_pid_video = new; + params->ts_pid_video = ctrl->val; break; case V4L2_CID_MPEG_STREAM_PID_PCR: - old = params->ts_pid_pcr; - if (set && new > MPEG_PID_MAX) - return -ERANGE; - if (new > MPEG_PID_MAX) - new = MPEG_PID_MAX; - params->ts_pid_pcr = new; + params->ts_pid_pcr = ctrl->val; break; case V4L2_CID_MPEG_AUDIO_ENCODING: - old = params->au_encoding; - if (set && new != V4L2_MPEG_AUDIO_ENCODING_LAYER_2 && - (!has_ac3 || new != V4L2_MPEG_AUDIO_ENCODING_AC3)) - return -ERANGE; - params->au_encoding = new; + params->au_encoding = ctrl->val; break; case V4L2_CID_MPEG_AUDIO_L2_BITRATE: - old = params->au_l2_bitrate; - if (set && new != V4L2_MPEG_AUDIO_L2_BITRATE_256K && - new != V4L2_MPEG_AUDIO_L2_BITRATE_384K) - return -ERANGE; - if (new <= V4L2_MPEG_AUDIO_L2_BITRATE_256K) - new = V4L2_MPEG_AUDIO_L2_BITRATE_256K; - else - new = V4L2_MPEG_AUDIO_L2_BITRATE_384K; - params->au_l2_bitrate = new; + params->au_l2_bitrate = ctrl->val; break; case V4L2_CID_MPEG_AUDIO_AC3_BITRATE: - if (!has_ac3) - return -EINVAL; - old = params->au_ac3_bitrate; - if (set && new != V4L2_MPEG_AUDIO_AC3_BITRATE_256K && - new != V4L2_MPEG_AUDIO_AC3_BITRATE_384K) - return -ERANGE; - if (new <= V4L2_MPEG_AUDIO_AC3_BITRATE_256K) - new = V4L2_MPEG_AUDIO_AC3_BITRATE_256K; - else - new = V4L2_MPEG_AUDIO_AC3_BITRATE_384K; - params->au_ac3_bitrate = new; + params->au_ac3_bitrate = ctrl->val; break; case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: - old = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000; - if (set && new != old) - return -ERANGE; - new = old; break; case V4L2_CID_MPEG_VIDEO_ENCODING: - old = V4L2_MPEG_VIDEO_ENCODING_MPEG_2; - if (set && new != old) - return -ERANGE; - new = old; break; case V4L2_CID_MPEG_VIDEO_ASPECT: - old = params->vi_aspect; - if (set && new != V4L2_MPEG_VIDEO_ASPECT_16x9 && - new != V4L2_MPEG_VIDEO_ASPECT_4x3) - return -ERANGE; - if (new != V4L2_MPEG_VIDEO_ASPECT_16x9) - new = V4L2_MPEG_VIDEO_ASPECT_4x3; - params->vi_aspect = new; - break; - case V4L2_CID_MPEG_VIDEO_BITRATE: - old = params->vi_bitrate * 1000; - new = 1000 * (new / 1000); - if (set && new > MPEG_VIDEO_TARGET_BITRATE_MAX * 1000) - return -ERANGE; - if (new > MPEG_VIDEO_TARGET_BITRATE_MAX * 1000) - new = MPEG_VIDEO_TARGET_BITRATE_MAX * 1000; - params->vi_bitrate = new / 1000; - break; - case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: - old = params->vi_bitrate_peak * 1000; - new = 1000 * (new / 1000); - if (set && new > MPEG_VIDEO_TARGET_BITRATE_MAX * 1000) - return -ERANGE; - if (new > MPEG_VIDEO_TARGET_BITRATE_MAX * 1000) - new = MPEG_VIDEO_TARGET_BITRATE_MAX * 1000; - params->vi_bitrate_peak = new / 1000; + params->vi_aspect = ctrl->val; break; case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: - old = params->vi_bitrate_mode; - params->vi_bitrate_mode = new; + params->vi_bitrate_mode = ctrl->val; + params->vi_bitrate = h->video_bitrate->val / 1000; + params->vi_bitrate_peak = h->video_bitrate_peak->val / 1000; + v4l2_ctrl_activate(h->video_bitrate_peak, + ctrl->val == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR); break; default: return -EINVAL; } - ctrl->value = new; return 0; } - -static int saa6752hs_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qctrl) -{ - struct saa6752hs_state *h = to_state(sd); - struct saa6752hs_mpeg_params *params = &h->params; - int err; - - switch (qctrl->id) { - case V4L2_CID_MPEG_AUDIO_ENCODING: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_ENCODING_LAYER_2, - h->has_ac3 ? V4L2_MPEG_AUDIO_ENCODING_AC3 : - V4L2_MPEG_AUDIO_ENCODING_LAYER_2, - 1, V4L2_MPEG_AUDIO_ENCODING_LAYER_2); - - case V4L2_CID_MPEG_AUDIO_L2_BITRATE: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_L2_BITRATE_256K, - V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1, - V4L2_MPEG_AUDIO_L2_BITRATE_256K); - - case V4L2_CID_MPEG_AUDIO_AC3_BITRATE: - if (!h->has_ac3) - return -EINVAL; - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_AC3_BITRATE_256K, - V4L2_MPEG_AUDIO_AC3_BITRATE_384K, 1, - V4L2_MPEG_AUDIO_AC3_BITRATE_256K); - - case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000, - V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000, 1, - V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000); - - case V4L2_CID_MPEG_VIDEO_ENCODING: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_VIDEO_ENCODING_MPEG_2, - V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 1, - V4L2_MPEG_VIDEO_ENCODING_MPEG_2); - - case V4L2_CID_MPEG_VIDEO_ASPECT: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_VIDEO_ASPECT_4x3, - V4L2_MPEG_VIDEO_ASPECT_16x9, 1, - V4L2_MPEG_VIDEO_ASPECT_4x3); - - case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: - err = v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 8000000); - if (err == 0 && - params->vi_bitrate_mode == - V4L2_MPEG_VIDEO_BITRATE_MODE_CBR) - qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; - return err; - - case V4L2_CID_MPEG_STREAM_TYPE: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_STREAM_TYPE_MPEG2_TS, - V4L2_MPEG_STREAM_TYPE_MPEG2_TS, 1, - V4L2_MPEG_STREAM_TYPE_MPEG2_TS); - - case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: - return v4l2_ctrl_query_fill(qctrl, - V4L2_MPEG_VIDEO_BITRATE_MODE_VBR, - V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 1, - V4L2_MPEG_VIDEO_BITRATE_MODE_VBR); - case V4L2_CID_MPEG_VIDEO_BITRATE: - return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 6000000); - case V4L2_CID_MPEG_STREAM_PID_PMT: - return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 16); - case V4L2_CID_MPEG_STREAM_PID_AUDIO: - return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 260); - case V4L2_CID_MPEG_STREAM_PID_VIDEO: - return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 256); - case V4L2_CID_MPEG_STREAM_PID_PCR: - return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 259); - - default: - break; - } - return -EINVAL; -} - -static int saa6752hs_querymenu(struct v4l2_subdev *sd, struct v4l2_querymenu *qmenu) -{ - static const u32 mpeg_audio_encoding[] = { - V4L2_MPEG_AUDIO_ENCODING_LAYER_2, - V4L2_CTRL_MENU_IDS_END - }; - static const u32 mpeg_audio_ac3_encoding[] = { - V4L2_MPEG_AUDIO_ENCODING_LAYER_2, - V4L2_MPEG_AUDIO_ENCODING_AC3, - V4L2_CTRL_MENU_IDS_END - }; - static u32 mpeg_audio_l2_bitrate[] = { - V4L2_MPEG_AUDIO_L2_BITRATE_256K, - V4L2_MPEG_AUDIO_L2_BITRATE_384K, - V4L2_CTRL_MENU_IDS_END - }; - static u32 mpeg_audio_ac3_bitrate[] = { - V4L2_MPEG_AUDIO_AC3_BITRATE_256K, - V4L2_MPEG_AUDIO_AC3_BITRATE_384K, - V4L2_CTRL_MENU_IDS_END - }; - struct saa6752hs_state *h = to_state(sd); - struct v4l2_queryctrl qctrl; - int err; - - qctrl.id = qmenu->id; - err = saa6752hs_queryctrl(sd, &qctrl); - if (err) - return err; - switch (qmenu->id) { - case V4L2_CID_MPEG_AUDIO_L2_BITRATE: - return v4l2_ctrl_query_menu_valid_items(qmenu, - mpeg_audio_l2_bitrate); - case V4L2_CID_MPEG_AUDIO_AC3_BITRATE: - if (!h->has_ac3) - return -EINVAL; - return v4l2_ctrl_query_menu_valid_items(qmenu, - mpeg_audio_ac3_bitrate); - case V4L2_CID_MPEG_AUDIO_ENCODING: - return v4l2_ctrl_query_menu_valid_items(qmenu, - h->has_ac3 ? mpeg_audio_ac3_encoding : - mpeg_audio_encoding); - } - return v4l2_ctrl_query_menu(qmenu, &qctrl, NULL); -} - static int saa6752hs_init(struct v4l2_subdev *sd, u32 leading_null_bytes) { unsigned char buf[9], buf2[4]; @@ -793,58 +554,6 @@ static int saa6752hs_init(struct v4l2_subdev *sd, u32 leading_null_bytes) return 0; } -static int saa6752hs_do_ext_ctrls(struct v4l2_subdev *sd, struct v4l2_ext_controls *ctrls, int set) -{ - struct saa6752hs_state *h = to_state(sd); - struct saa6752hs_mpeg_params params; - int i; - - if (ctrls->ctrl_class != V4L2_CTRL_CLASS_MPEG) - return -EINVAL; - - params = h->params; - for (i = 0; i < ctrls->count; i++) { - int err = handle_ctrl(h->has_ac3, ¶ms, ctrls->controls + i, set); - - if (err) { - ctrls->error_idx = i; - return err; - } - } - if (set) - h->params = params; - return 0; -} - -static int saa6752hs_s_ext_ctrls(struct v4l2_subdev *sd, struct v4l2_ext_controls *ctrls) -{ - return saa6752hs_do_ext_ctrls(sd, ctrls, 1); -} - -static int saa6752hs_try_ext_ctrls(struct v4l2_subdev *sd, struct v4l2_ext_controls *ctrls) -{ - return saa6752hs_do_ext_ctrls(sd, ctrls, 0); -} - -static int saa6752hs_g_ext_ctrls(struct v4l2_subdev *sd, struct v4l2_ext_controls *ctrls) -{ - struct saa6752hs_state *h = to_state(sd); - int i; - - if (ctrls->ctrl_class != V4L2_CTRL_CLASS_MPEG) - return -EINVAL; - - for (i = 0; i < ctrls->count; i++) { - int err = get_ctrl(h->has_ac3, &h->params, ctrls->controls + i); - - if (err) { - ctrls->error_idx = i; - return err; - } - } - return 0; -} - static int saa6752hs_g_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *f) { struct saa6752hs_state *h = to_state(sd); @@ -859,25 +568,11 @@ static int saa6752hs_g_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefm return 0; } -static int saa6752hs_s_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *f) +static int saa6752hs_try_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *f) { - struct saa6752hs_state *h = to_state(sd); int dist_352, dist_480, dist_720; - if (f->code != V4L2_MBUS_FMT_FIXED) - return -EINVAL; - - /* - FIXME: translate and round width/height into EMPRESS - subsample type: - - type | PAL | NTSC - --------------------------- - SIF | 352x288 | 352x240 - 1/2 D1 | 352x576 | 352x480 - 2/3 D1 | 480x576 | 480x480 - D1 | 720x576 | 720x480 - */ + f->code = V4L2_MBUS_FMT_FIXED; dist_352 = abs(f->width - 352); dist_480 = abs(f->width - 480); @@ -885,59 +580,82 @@ static int saa6752hs_s_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefm if (dist_720 < dist_480) { f->width = 720; f->height = 576; - h->video_format = SAA6752HS_VF_D1; } else if (dist_480 < dist_352) { f->width = 480; f->height = 576; - h->video_format = SAA6752HS_VF_2_3_D1; } else { f->width = 352; - if (abs(f->height - 576) < - abs(f->height - 288)) { + if (abs(f->height - 576) < abs(f->height - 288)) f->height = 576; - h->video_format = SAA6752HS_VF_1_2_D1; - } else { + else f->height = 288; - h->video_format = SAA6752HS_VF_SIF; - } } f->field = V4L2_FIELD_INTERLACED; f->colorspace = V4L2_COLORSPACE_SMPTE170M; return 0; } -static int saa6752hs_s_std(struct v4l2_subdev *sd, v4l2_std_id std) +static int saa6752hs_s_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *f) { struct saa6752hs_state *h = to_state(sd); - h->standard = std; + if (f->code != V4L2_MBUS_FMT_FIXED) + return -EINVAL; + + /* + FIXME: translate and round width/height into EMPRESS + subsample type: + + type | PAL | NTSC + --------------------------- + SIF | 352x288 | 352x240 + 1/2 D1 | 352x576 | 352x480 + 2/3 D1 | 480x576 | 480x480 + D1 | 720x576 | 720x480 + */ + + saa6752hs_try_mbus_fmt(sd, f); + if (f->width == 720) + h->video_format = SAA6752HS_VF_D1; + else if (f->width == 480) + h->video_format = SAA6752HS_VF_2_3_D1; + else if (f->height == 576) + h->video_format = SAA6752HS_VF_1_2_D1; + else + h->video_format = SAA6752HS_VF_SIF; return 0; } -static int saa6752hs_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) +static int saa6752hs_s_std(struct v4l2_subdev *sd, v4l2_std_id std) { - struct i2c_client *client = v4l2_get_subdevdata(sd); struct saa6752hs_state *h = to_state(sd); - return v4l2_chip_ident_i2c_client(client, - chip, h->chip, h->revision); + h->standard = std; + return 0; } /* ----------------------------------------------------------------------- */ +static const struct v4l2_ctrl_ops saa6752hs_ctrl_ops = { + .try_ctrl = saa6752hs_try_ctrl, + .s_ctrl = saa6752hs_s_ctrl, +}; + static const struct v4l2_subdev_core_ops saa6752hs_core_ops = { - .g_chip_ident = saa6752hs_g_chip_ident, .init = saa6752hs_init, - .queryctrl = saa6752hs_queryctrl, - .querymenu = saa6752hs_querymenu, - .g_ext_ctrls = saa6752hs_g_ext_ctrls, - .s_ext_ctrls = saa6752hs_s_ext_ctrls, - .try_ext_ctrls = saa6752hs_try_ext_ctrls, + .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, + .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, + .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, + .g_ctrl = v4l2_subdev_g_ctrl, + .s_ctrl = v4l2_subdev_s_ctrl, + .queryctrl = v4l2_subdev_queryctrl, + .querymenu = v4l2_subdev_querymenu, .s_std = saa6752hs_s_std, }; static const struct v4l2_subdev_video_ops saa6752hs_video_ops = { .s_mbus_fmt = saa6752hs_s_mbus_fmt, + .try_mbus_fmt = saa6752hs_try_mbus_fmt, .g_mbus_fmt = saa6752hs_g_mbus_fmt, }; @@ -951,6 +669,7 @@ static int saa6752hs_probe(struct i2c_client *client, { struct saa6752hs_state *h = kzalloc(sizeof(*h), GFP_KERNEL); struct v4l2_subdev *sd; + struct v4l2_ctrl_handler *hdl; u8 addr = 0x13; u8 data[12]; @@ -963,15 +682,88 @@ static int saa6752hs_probe(struct i2c_client *client, i2c_master_send(client, &addr, 1); i2c_master_recv(client, data, sizeof(data)); - h->chip = V4L2_IDENT_SAA6752HS; h->revision = (data[8] << 8) | data[9]; h->has_ac3 = 0; if (h->revision == 0x0206) { - h->chip = V4L2_IDENT_SAA6752HS_AC3; h->has_ac3 = 1; - v4l_info(client, "support AC-3\n"); + v4l_info(client, "supports AC-3\n"); } h->params = param_defaults; + + hdl = &h->hdl; + v4l2_ctrl_handler_init(hdl, 14); + v4l2_ctrl_new_std_menu(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_AUDIO_ENCODING, + h->has_ac3 ? V4L2_MPEG_AUDIO_ENCODING_AC3 : + V4L2_MPEG_AUDIO_ENCODING_LAYER_2, + 0x0d, V4L2_MPEG_AUDIO_ENCODING_LAYER_2); + + v4l2_ctrl_new_std_menu(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_AUDIO_L2_BITRATE, + V4L2_MPEG_AUDIO_L2_BITRATE_384K, + ~((1 << V4L2_MPEG_AUDIO_L2_BITRATE_256K) | + (1 << V4L2_MPEG_AUDIO_L2_BITRATE_384K)), + V4L2_MPEG_AUDIO_L2_BITRATE_256K); + + if (h->has_ac3) + v4l2_ctrl_new_std_menu(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_AUDIO_AC3_BITRATE, + V4L2_MPEG_AUDIO_AC3_BITRATE_384K, + ~((1 << V4L2_MPEG_AUDIO_AC3_BITRATE_256K) | + (1 << V4L2_MPEG_AUDIO_AC3_BITRATE_384K)), + V4L2_MPEG_AUDIO_AC3_BITRATE_256K); + + v4l2_ctrl_new_std_menu(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ, + V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000, + ~(1 << V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000), + V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000); + + v4l2_ctrl_new_std_menu(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_VIDEO_ENCODING, + V4L2_MPEG_VIDEO_ENCODING_MPEG_2, + ~(1 << V4L2_MPEG_VIDEO_ENCODING_MPEG_2), + V4L2_MPEG_VIDEO_ENCODING_MPEG_2); + + v4l2_ctrl_new_std_menu(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_VIDEO_ASPECT, + V4L2_MPEG_VIDEO_ASPECT_16x9, 0x01, + V4L2_MPEG_VIDEO_ASPECT_4x3); + + h->video_bitrate_peak = v4l2_ctrl_new_std(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_VIDEO_BITRATE_PEAK, + 1000000, 27000000, 1000, 8000000); + + v4l2_ctrl_new_std_menu(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_STREAM_TYPE, + V4L2_MPEG_STREAM_TYPE_MPEG2_TS, + ~(1 << V4L2_MPEG_STREAM_TYPE_MPEG2_TS), + V4L2_MPEG_STREAM_TYPE_MPEG2_TS); + + h->video_bitrate_mode = v4l2_ctrl_new_std_menu(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_VIDEO_BITRATE_MODE, + V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 0, + V4L2_MPEG_VIDEO_BITRATE_MODE_VBR); + h->video_bitrate = v4l2_ctrl_new_std(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_VIDEO_BITRATE, 1000000, 27000000, 1000, 6000000); + v4l2_ctrl_new_std(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_STREAM_PID_PMT, 0, (1 << 14) - 1, 1, 16); + v4l2_ctrl_new_std(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_STREAM_PID_AUDIO, 0, (1 << 14) - 1, 1, 260); + v4l2_ctrl_new_std(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_STREAM_PID_VIDEO, 0, (1 << 14) - 1, 1, 256); + v4l2_ctrl_new_std(hdl, &saa6752hs_ctrl_ops, + V4L2_CID_MPEG_STREAM_PID_PCR, 0, (1 << 14) - 1, 1, 259); + sd->ctrl_handler = hdl; + if (hdl->error) { + int err = hdl->error; + + v4l2_ctrl_handler_free(hdl); + kfree(h); + return err; + } + v4l2_ctrl_cluster(3, &h->video_bitrate_mode); + v4l2_ctrl_handler_setup(hdl); h->standard = 0; /* Assume 625 input lines */ return 0; } @@ -981,6 +773,7 @@ static int saa6752hs_remove(struct i2c_client *client) struct v4l2_subdev *sd = i2c_get_clientdata(client); v4l2_device_unregister_subdev(sd); + v4l2_ctrl_handler_free(&to_state(sd)->hdl); kfree(to_state(sd)); return 0; } @@ -1002,11 +795,3 @@ static struct i2c_driver saa6752hs_driver = { }; module_i2c_driver(saa6752hs_driver); - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * --------------------------------------------------------------------------- - * Local variables: - * c-basic-offset: 8 - * End: - */ diff --git a/drivers/media/pci/saa7134/saa7134-empress.c b/drivers/media/pci/saa7134/saa7134-empress.c index 66a7081..3022eb2 100644 --- a/drivers/media/pci/saa7134/saa7134-empress.c +++ b/drivers/media/pci/saa7134/saa7134-empress.c @@ -28,7 +28,6 @@ #include #include -#include /* ------------------------------------------------------------------ */ @@ -213,7 +212,7 @@ static int empress_enum_fmt_vid_cap(struct file *file, void *priv, strlcpy(f->description, "MPEG TS", sizeof(f->description)); f->pixelformat = V4L2_PIX_FMT_MPEG; - + f->flags = V4L2_FMT_FLAG_COMPRESSED; return 0; } @@ -228,6 +227,8 @@ static int empress_g_fmt_vid_cap(struct file *file, void *priv, v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets; + f->fmt.pix.bytesperline = 0; + f->fmt.pix.priv = 0; return 0; } @@ -244,6 +245,8 @@ static int empress_s_fmt_vid_cap(struct file *file, void *priv, f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets; + f->fmt.pix.bytesperline = 0; + f->fmt.pix.priv = 0; return 0; } @@ -252,9 +255,16 @@ static int empress_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct saa7134_dev *dev = file->private_data; + struct v4l2_mbus_framefmt mbus_fmt; + + v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED); + saa_call_all(dev, video, try_mbus_fmt, &mbus_fmt); + v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets; + f->fmt.pix.bytesperline = 0; + f->fmt.pix.priv = 0; return 0; } @@ -413,21 +423,6 @@ static int empress_querymenu(struct file *file, void *priv, return saa_call_empress(dev, core, querymenu, c); } -static int empress_g_chip_ident(struct file *file, void *fh, - struct v4l2_dbg_chip_ident *chip) -{ - struct saa7134_dev *dev = file->private_data; - - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - if (chip->match.type == V4L2_CHIP_MATCH_I2C_DRIVER && - !strcmp(chip->match.name, "saa6752hs")) - return saa_call_empress(dev, core, g_chip_ident, chip); - if (chip->match.type == V4L2_CHIP_MATCH_I2C_ADDR) - return saa_call_empress(dev, core, g_chip_ident, chip); - return -EINVAL; -} - static int empress_s_std(struct file *file, void *priv, v4l2_std_id id) { struct saa7134_dev *dev = file->private_data; @@ -475,7 +470,6 @@ static const struct v4l2_ioctl_ops ts_ioctl_ops = { .vidioc_querymenu = empress_querymenu, .vidioc_g_ctrl = empress_g_ctrl, .vidioc_s_ctrl = empress_s_ctrl, - .vidioc_g_chip_ident = empress_g_chip_ident, .vidioc_s_std = empress_s_std, .vidioc_g_std = empress_g_std, }; @@ -488,7 +482,6 @@ static struct video_device saa7134_empress_template = { .ioctl_ops = &ts_ioctl_ops, .tvnorms = SAA7134_NORMS, - .current_norm = V4L2_STD_PAL, }; static void empress_signal_update(struct work_struct *work) @@ -518,7 +511,7 @@ static int empress_init(struct saa7134_dev *dev) if (NULL == dev->empress_dev) return -ENOMEM; *(dev->empress_dev) = saa7134_empress_template; - dev->empress_dev->parent = &dev->pci->dev; + dev->empress_dev->v4l2_dev = &dev->v4l2_dev; dev->empress_dev->release = video_device_release; snprintf(dev->empress_dev->name, sizeof(dev->empress_dev->name), "%s empress (%s)", dev->name, diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c index cc40938..e12bbd8 100644 --- a/drivers/media/pci/saa7134/saa7134-video.c +++ b/drivers/media/pci/saa7134/saa7134-video.c @@ -825,20 +825,22 @@ static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips, return 0; } -static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win) +static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win, bool try) { enum v4l2_field field; int maxw, maxh; - if (NULL == dev->ovbuf.base) + if (!try && (dev->ovbuf.base == NULL || dev->ovfmt == NULL)) return -EINVAL; - if (NULL == dev->ovfmt) - return -EINVAL; - if (win->w.width < 48 || win->w.height < 32) - return -EINVAL; - if (win->clipcount > 2048) - return -EINVAL; - + if (win->w.width < 48) + win->w.width = 48; + if (win->w.height < 32) + win->w.height = 32; + if (win->clipcount > 8) + win->clipcount = 8; + + win->chromakey = 0; + win->global_alpha = 0; field = win->field; maxw = dev->crop_current.width; maxh = dev->crop_current.height; @@ -853,10 +855,9 @@ static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win) case V4L2_FIELD_BOTTOM: maxh = maxh / 2; break; - case V4L2_FIELD_INTERLACED: - break; default: - return -EINVAL; + field = V4L2_FIELD_INTERLACED; + break; } win->field = field; @@ -872,20 +873,20 @@ static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh) unsigned long base,control,bpl; int err; - err = verify_preview(dev,&fh->win); + err = verify_preview(dev, &dev->win, false); if (0 != err) return err; - dev->ovfield = fh->win.field; + dev->ovfield = dev->win.field; dprintk("start_preview %dx%d+%d+%d %s field=%s\n", - fh->win.w.width,fh->win.w.height, - fh->win.w.left,fh->win.w.top, - dev->ovfmt->name,v4l2_field_names[dev->ovfield]); + dev->win.w.width, dev->win.w.height, + dev->win.w.left, dev->win.w.top, + dev->ovfmt->name, v4l2_field_names[dev->ovfield]); /* setup window + clipping */ - set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height, + set_size(dev, TASK_B, dev->win.w.width, dev->win.w.height, V4L2_FIELD_HAS_BOTH(dev->ovfield)); - setup_clipping(dev,fh->clips,fh->nclips, + setup_clipping(dev, dev->clips, dev->nclips, V4L2_FIELD_HAS_BOTH(dev->ovfield)); if (dev->ovfmt->yuv) saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03); @@ -895,8 +896,8 @@ static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh) /* dma: setup channel 1 (= Video Task B) */ base = (unsigned long)dev->ovbuf.base; - base += dev->ovbuf.fmt.bytesperline * fh->win.w.top; - base += dev->ovfmt->depth/8 * fh->win.w.left; + base += dev->ovbuf.fmt.bytesperline * dev->win.w.top; + base += dev->ovfmt->depth/8 * dev->win.w.left; bpl = dev->ovbuf.fmt.bytesperline; control = SAA7134_RS_CONTROL_BURST_16; if (dev->ovfmt->bswap) @@ -1024,38 +1025,38 @@ static int buffer_prepare(struct videobuf_queue *q, int err; /* sanity checks */ - if (NULL == fh->fmt) + if (NULL == dev->fmt) return -EINVAL; - if (fh->width < 48 || - fh->height < 32 || - fh->width/4 > dev->crop_current.width || - fh->height/4 > dev->crop_current.height || - fh->width > dev->crop_bounds.width || - fh->height > dev->crop_bounds.height) + if (dev->width < 48 || + dev->height < 32 || + dev->width/4 > dev->crop_current.width || + dev->height/4 > dev->crop_current.height || + dev->width > dev->crop_bounds.width || + dev->height > dev->crop_bounds.height) return -EINVAL; - size = (fh->width * fh->height * fh->fmt->depth) >> 3; + size = (dev->width * dev->height * dev->fmt->depth) >> 3; if (0 != buf->vb.baddr && buf->vb.bsize < size) return -EINVAL; dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n", - vb->i,fh->width,fh->height,size,v4l2_field_names[field], - fh->fmt->name); - if (buf->vb.width != fh->width || - buf->vb.height != fh->height || + vb->i, dev->width, dev->height, size, v4l2_field_names[field], + dev->fmt->name); + if (buf->vb.width != dev->width || + buf->vb.height != dev->height || buf->vb.size != size || buf->vb.field != field || - buf->fmt != fh->fmt) { + buf->fmt != dev->fmt) { saa7134_dma_free(q,buf); } if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); - buf->vb.width = fh->width; - buf->vb.height = fh->height; + buf->vb.width = dev->width; + buf->vb.height = dev->height; buf->vb.size = size; buf->vb.field = field; - buf->fmt = fh->fmt; + buf->fmt = dev->fmt; buf->pt = &fh->pt_cap; dev->video_q.curr = NULL; @@ -1082,8 +1083,9 @@ static int buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) { struct saa7134_fh *fh = q->priv_data; + struct saa7134_dev *dev = fh->dev; - *size = fh->fmt->depth * fh->width * fh->height >> 3; + *size = dev->fmt->depth * dev->width * dev->height >> 3; if (0 == *count) *count = gbuffers; *count = saa7134_buffer_count(*size,*count); @@ -1287,15 +1289,17 @@ static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c) /* ------------------------------------------------------------------ */ -static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh) +static struct videobuf_queue *saa7134_queue(struct file *file) { - struct videobuf_queue* q = NULL; + struct video_device *vdev = video_devdata(file); + struct saa7134_fh *fh = file->private_data; + struct videobuf_queue *q = NULL; - switch (fh->type) { - case V4L2_BUF_TYPE_VIDEO_CAPTURE: + switch (vdev->vfl_type) { + case VFL_TYPE_GRABBER: q = &fh->cap; break; - case V4L2_BUF_TYPE_VBI_CAPTURE: + case VFL_TYPE_VBI: q = &fh->vbi; break; default: @@ -1304,12 +1308,14 @@ static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh) return q; } -static int saa7134_resource(struct saa7134_fh *fh) +static int saa7134_resource(struct file *file) { - if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) + struct video_device *vdev = video_devdata(file); + + if (vdev->vfl_type == VFL_TYPE_GRABBER) return RESOURCE_VIDEO; - if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) + if (vdev->vfl_type == VFL_TYPE_VBI) return RESOURCE_VBI; BUG(); @@ -1321,23 +1327,6 @@ static int video_open(struct file *file) struct video_device *vdev = video_devdata(file); struct saa7134_dev *dev = video_drvdata(file); struct saa7134_fh *fh; - enum v4l2_buf_type type = 0; - int radio = 0; - - switch (vdev->vfl_type) { - case VFL_TYPE_GRABBER: - type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - break; - case VFL_TYPE_VBI: - type = V4L2_BUF_TYPE_VBI_CAPTURE; - break; - case VFL_TYPE_RADIO: - radio = 1; - break; - } - - dprintk("open dev=%s radio=%d type=%s\n", video_device_node_name(vdev), - radio, v4l2_type_names[type]); /* allocate + initialize per filehandle data */ fh = kzalloc(sizeof(*fh),GFP_KERNEL); @@ -1347,11 +1336,6 @@ static int video_open(struct file *file) v4l2_fh_init(&fh->fh, vdev); file->private_data = fh; fh->dev = dev; - fh->radio = radio; - fh->type = type; - fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24); - fh->width = 720; - fh->height = 576; videobuf_queue_sg_init(&fh->cap, &video_qops, &dev->pci->dev, &dev->slock, @@ -1368,7 +1352,7 @@ static int video_open(struct file *file) saa7134_pgtable_alloc(dev->pci,&fh->pt_cap); saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi); - if (fh->radio) { + if (vdev->vfl_type == VFL_TYPE_RADIO) { /* switch to radio mode */ saa7134_tvaudio_setinput(dev,&card(dev).radio); saa_call_all(dev, tuner, s_radio); @@ -1384,19 +1368,20 @@ static int video_open(struct file *file) static ssize_t video_read(struct file *file, char __user *data, size_t count, loff_t *ppos) { + struct video_device *vdev = video_devdata(file); struct saa7134_fh *fh = file->private_data; - switch (fh->type) { - case V4L2_BUF_TYPE_VIDEO_CAPTURE: + switch (vdev->vfl_type) { + case VFL_TYPE_GRABBER: if (res_locked(fh->dev,RESOURCE_VIDEO)) return -EBUSY; - return videobuf_read_one(saa7134_queue(fh), + return videobuf_read_one(saa7134_queue(file), data, count, ppos, file->f_flags & O_NONBLOCK); - case V4L2_BUF_TYPE_VBI_CAPTURE: + case VFL_TYPE_VBI: if (!res_get(fh->dev,fh,RESOURCE_VBI)) return -EBUSY; - return videobuf_read_stream(saa7134_queue(fh), + return videobuf_read_stream(saa7134_queue(file), data, count, ppos, 1, file->f_flags & O_NONBLOCK); break; @@ -1409,11 +1394,12 @@ video_read(struct file *file, char __user *data, size_t count, loff_t *ppos) static unsigned int video_poll(struct file *file, struct poll_table_struct *wait) { + struct video_device *vdev = video_devdata(file); struct saa7134_fh *fh = file->private_data; struct videobuf_buffer *buf = NULL; unsigned int rc = 0; - if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) + if (vdev->vfl_type == VFL_TYPE_VBI) return videobuf_poll_stream(file, &fh->vbi, wait); if (res_check(fh,RESOURCE_VIDEO)) { @@ -1451,6 +1437,7 @@ err: static int video_release(struct file *file) { + struct video_device *vdev = video_devdata(file); struct saa7134_fh *fh = file->private_data; struct saa7134_dev *dev = fh->dev; struct saa6588_command cmd; @@ -1489,7 +1476,7 @@ static int video_release(struct file *file) saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0); saa_call_all(dev, core, s_power, 0); - if (fh->radio) + if (vdev->vfl_type == VFL_TYPE_RADIO) saa_call_all(dev, core, ioctl, SAA6588_CMD_CLOSE, &cmd); /* free stuff */ @@ -1507,9 +1494,7 @@ static int video_release(struct file *file) static int video_mmap(struct file *file, struct vm_area_struct * vma) { - struct saa7134_fh *fh = file->private_data; - - return videobuf_mmap_mapper(saa7134_queue(fh), vma); + return videobuf_mmap_mapper(saa7134_queue(file), vma); } static ssize_t radio_read(struct file *file, char __user *data, @@ -1570,15 +1555,18 @@ static int saa7134_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct saa7134_fh *fh = priv; + struct saa7134_dev *dev = fh->dev; - f->fmt.pix.width = fh->width; - f->fmt.pix.height = fh->height; + f->fmt.pix.width = dev->width; + f->fmt.pix.height = dev->height; f->fmt.pix.field = fh->cap.field; - f->fmt.pix.pixelformat = fh->fmt->fourcc; + f->fmt.pix.pixelformat = dev->fmt->fourcc; f->fmt.pix.bytesperline = - (f->fmt.pix.width * fh->fmt->depth) >> 3; + (f->fmt.pix.width * dev->fmt->depth) >> 3; f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; + f->fmt.pix.priv = 0; return 0; } @@ -1586,14 +1574,33 @@ static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv, struct v4l2_format *f) { struct saa7134_fh *fh = priv; + struct saa7134_dev *dev = fh->dev; + struct v4l2_clip __user *clips = f->fmt.win.clips; + u32 clipcount = f->fmt.win.clipcount; + int err = 0; + int i; if (saa7134_no_overlay > 0) { printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n"); return -EINVAL; } - f->fmt.win = fh->win; + mutex_lock(&dev->lock); + f->fmt.win = dev->win; + f->fmt.win.clips = clips; + if (clips == NULL) + clipcount = 0; + if (dev->nclips < clipcount) + clipcount = dev->nclips; + f->fmt.win.clipcount = clipcount; + + for (i = 0; !err && i < clipcount; i++) { + if (copy_to_user(&f->fmt.win.clips[i].c, &dev->clips[i].c, + sizeof(struct v4l2_rect))) + err = -EFAULT; + } + mutex_unlock(&dev->lock); - return 0; + return err; } static int saa7134_try_fmt_vid_cap(struct file *file, void *priv, @@ -1623,10 +1630,9 @@ static int saa7134_try_fmt_vid_cap(struct file *file, void *priv, case V4L2_FIELD_BOTTOM: maxh = maxh / 2; break; - case V4L2_FIELD_INTERLACED: - break; default: - return -EINVAL; + field = V4L2_FIELD_INTERLACED; + break; } f->fmt.pix.field = field; @@ -1643,6 +1649,8 @@ static int saa7134_try_fmt_vid_cap(struct file *file, void *priv, (f->fmt.pix.width * fmt->depth) >> 3; f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; + f->fmt.pix.priv = 0; return 0; } @@ -1658,22 +1666,25 @@ static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv, return -EINVAL; } - return verify_preview(dev, &f->fmt.win); + if (f->fmt.win.clips == NULL) + f->fmt.win.clipcount = 0; + return verify_preview(dev, &f->fmt.win, true); } static int saa7134_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct saa7134_fh *fh = priv; + struct saa7134_dev *dev = fh->dev; int err; err = saa7134_try_fmt_vid_cap(file, priv, f); if (0 != err) return err; - fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat); - fh->width = f->fmt.pix.width; - fh->height = f->fmt.pix.height; + dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat); + dev->width = f->fmt.pix.width; + dev->height = f->fmt.pix.height; fh->cap.field = f->fmt.pix.field; return 0; } @@ -1690,20 +1701,19 @@ static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv, printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n"); return -EINVAL; } - err = verify_preview(dev, &f->fmt.win); + if (f->fmt.win.clips == NULL) + f->fmt.win.clipcount = 0; + err = verify_preview(dev, &f->fmt.win, true); if (0 != err) return err; mutex_lock(&dev->lock); - fh->win = f->fmt.win; - fh->nclips = f->fmt.win.clipcount; + dev->win = f->fmt.win; + dev->nclips = f->fmt.win.clipcount; - if (fh->nclips > 8) - fh->nclips = 8; - - if (copy_from_user(fh->clips, f->fmt.win.clips, - sizeof(struct v4l2_clip)*fh->nclips)) { + if (copy_from_user(dev->clips, f->fmt.win.clips, + sizeof(struct v4l2_clip) * dev->nclips)) { mutex_unlock(&dev->lock); return -EFAULT; } @@ -2057,7 +2067,6 @@ static int saa7134_g_frequency(struct file *file, void *priv, if (0 != f->tuner) return -EINVAL; - f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; saa_call_all(dev, tuner, g_frequency, f); return 0; @@ -2071,10 +2080,6 @@ static int saa7134_s_frequency(struct file *file, void *priv, if (0 != f->tuner) return -EINVAL; - if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type) - return -EINVAL; - if (1 == fh->radio && V4L2_TUNER_RADIO != f->type) - return -EINVAL; mutex_lock(&dev->lock); saa_call_all(dev, tuner, s_frequency, f); @@ -2186,27 +2191,23 @@ static int saa7134_overlay(struct file *file, void *f, unsigned int on) static int saa7134_reqbufs(struct file *file, void *priv, struct v4l2_requestbuffers *p) { - struct saa7134_fh *fh = priv; - return videobuf_reqbufs(saa7134_queue(fh), p); + return videobuf_reqbufs(saa7134_queue(file), p); } static int saa7134_querybuf(struct file *file, void *priv, struct v4l2_buffer *b) { - struct saa7134_fh *fh = priv; - return videobuf_querybuf(saa7134_queue(fh), b); + return videobuf_querybuf(saa7134_queue(file), b); } static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) { - struct saa7134_fh *fh = priv; - return videobuf_qbuf(saa7134_queue(fh), b); + return videobuf_qbuf(saa7134_queue(file), b); } static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) { - struct saa7134_fh *fh = priv; - return videobuf_dqbuf(saa7134_queue(fh), b, + return videobuf_dqbuf(saa7134_queue(file), b, file->f_flags & O_NONBLOCK); } @@ -2215,7 +2216,7 @@ static int saa7134_streamon(struct file *file, void *priv, { struct saa7134_fh *fh = priv; struct saa7134_dev *dev = fh->dev; - int res = saa7134_resource(fh); + int res = saa7134_resource(file); if (!res_get(dev, fh, res)) return -EBUSY; @@ -2227,11 +2228,11 @@ static int saa7134_streamon(struct file *file, void *priv, * Unfortunately, I lack register-level documentation to check the * Linux FIFO setup and confirm the perfect value. */ - pm_qos_add_request(&fh->qos_request, + pm_qos_add_request(&dev->qos_request, PM_QOS_CPU_DMA_LATENCY, 20); - return videobuf_streamon(saa7134_queue(fh)); + return videobuf_streamon(saa7134_queue(file)); } static int saa7134_streamoff(struct file *file, void *priv, @@ -2240,11 +2241,11 @@ static int saa7134_streamoff(struct file *file, void *priv, int err; struct saa7134_fh *fh = priv; struct saa7134_dev *dev = fh->dev; - int res = saa7134_resource(fh); + int res = saa7134_resource(file); - pm_qos_remove_request(&fh->qos_request); + pm_qos_remove_request(&dev->qos_request); - err = videobuf_streamoff(saa7134_queue(fh)); + err = videobuf_streamoff(saa7134_queue(file)); if (err < 0) return err; res_free(dev, fh, res); @@ -2258,9 +2259,7 @@ static int vidioc_g_register (struct file *file, void *priv, struct saa7134_fh *fh = priv; struct saa7134_dev *dev = fh->dev; - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; - reg->val = saa_readb(reg->reg); + reg->val = saa_readb(reg->reg & 0xffffff); reg->size = 1; return 0; } @@ -2271,9 +2270,7 @@ static int vidioc_s_register (struct file *file, void *priv, struct saa7134_fh *fh = priv; struct saa7134_dev *dev = fh->dev; - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; - saa_writeb(reg->reg&0xffffff, reg->val); + saa_writeb(reg->reg & 0xffffff, reg->val); return 0; } #endif @@ -2287,9 +2284,7 @@ static int radio_g_tuner(struct file *file, void *priv, if (0 != t->index) return -EINVAL; - memset(t, 0, sizeof(*t)); strcpy(t->name, "Radio"); - t->type = V4L2_TUNER_RADIO; saa_call_all(dev, tuner, g_tuner, t); t->audmode &= V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO; @@ -2443,7 +2438,6 @@ struct video_device saa7134_video_template = { .fops = &video_fops, .ioctl_ops = &video_ioctl_ops, .tvnorms = SAA7134_NORMS, - .current_norm = V4L2_STD_PAL, }; struct video_device saa7134_radio_template = { @@ -2480,6 +2474,16 @@ int saa7134_video_init1(struct saa7134_dev *dev) dev->video_q.timeout.function = saa7134_buffer_timeout; dev->video_q.timeout.data = (unsigned long)(&dev->video_q); dev->video_q.dev = dev; + dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24); + dev->width = 720; + dev->height = 576; + dev->win.w.width = dev->width; + dev->win.w.height = dev->height; + dev->win.field = V4L2_FIELD_INTERLACED; + dev->ovbuf.fmt.width = dev->width; + dev->ovbuf.fmt.height = dev->height; + dev->ovbuf.fmt.pixelformat = dev->fmt->fourcc; + dev->ovbuf.fmt.colorspace = V4L2_COLORSPACE_SMPTE170M; if (saa7134_boards[dev->board].video_out) saa7134_videoport_init(dev); diff --git a/drivers/media/pci/saa7134/saa7134.h b/drivers/media/pci/saa7134/saa7134.h index d2ad16c..8d1453a 100644 --- a/drivers/media/pci/saa7134/saa7134.h +++ b/drivers/media/pci/saa7134/saa7134.h @@ -471,19 +471,9 @@ struct saa7134_dmaqueue { struct saa7134_fh { struct v4l2_fh fh; struct saa7134_dev *dev; - unsigned int radio; - enum v4l2_buf_type type; unsigned int resources; - struct pm_qos_request qos_request; - - /* video overlay */ - struct v4l2_window win; - struct v4l2_clip clips[8]; - unsigned int nclips; /* video capture */ - struct saa7134_format *fmt; - unsigned int width,height; struct videobuf_queue cap; struct saa7134_pgtable pt_cap; @@ -592,12 +582,19 @@ struct saa7134_dev { struct saa7134_format *ovfmt; unsigned int ovenable; enum v4l2_field ovfield; + struct v4l2_window win; + struct v4l2_clip clips[8]; + unsigned int nclips; + /* video+ts+vbi capture */ struct saa7134_dmaqueue video_q; struct saa7134_dmaqueue vbi_q; unsigned int video_fieldcount; unsigned int vbi_fieldcount; + struct saa7134_format *fmt; + unsigned int width, height; + struct pm_qos_request qos_request; /* various v4l controls */ struct saa7134_tvnorm *tvnorm; /* video */ diff --git a/drivers/media/pci/saa7146/mxb.c b/drivers/media/pci/saa7146/mxb.c index 71e8bea..33abe33 100644 --- a/drivers/media/pci/saa7146/mxb.c +++ b/drivers/media/pci/saa7146/mxb.c @@ -669,14 +669,10 @@ static int vidioc_g_register(struct file *file, void *fh, struct v4l2_dbg_regist { struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - if (v4l2_chip_match_host(®->match)) { - reg->val = saa7146_read(dev, reg->reg); - reg->size = 4; - return 0; - } - call_all(dev, core, g_register, reg); + if (reg->reg > pci_resource_len(dev->pci, 0) - 4) + return -EINVAL; + reg->val = saa7146_read(dev, reg->reg); + reg->size = 4; return 0; } @@ -684,13 +680,10 @@ static int vidioc_s_register(struct file *file, void *fh, const struct v4l2_dbg_ { struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - if (v4l2_chip_match_host(®->match)) { - saa7146_write(dev, reg->reg, reg->val); - return 0; - } - return call_all(dev, core, s_register, reg); + if (reg->reg > pci_resource_len(dev->pci, 0) - 4) + return -EINVAL; + saa7146_write(dev, reg->reg, reg->val); + return 0; } #endif diff --git a/drivers/media/pci/saa7164/saa7164-core.c b/drivers/media/pci/saa7164/saa7164-core.c index 7618fda..d37ee37 100644 --- a/drivers/media/pci/saa7164/saa7164-core.c +++ b/drivers/media/pci/saa7164/saa7164-core.c @@ -1196,6 +1196,12 @@ static int saa7164_initdev(struct pci_dev *pci_dev, if (NULL == dev) return -ENOMEM; + err = v4l2_device_register(&pci_dev->dev, &dev->v4l2_dev); + if (err < 0) { + dev_err(&pci_dev->dev, "v4l2_device_register failed\n"); + goto fail_free; + } + /* pci init */ dev->pci = pci_dev; if (pci_enable_device(pci_dev)) { @@ -1367,6 +1373,7 @@ fail_fw: fail_irq: saa7164_dev_unregister(dev); fail_free: + v4l2_device_unregister(&dev->v4l2_dev); kfree(dev); return err; } @@ -1439,6 +1446,7 @@ static void saa7164_finidev(struct pci_dev *pci_dev) mutex_unlock(&devlist); saa7164_dev_unregister(dev); + v4l2_device_unregister(&dev->v4l2_dev); kfree(dev); } diff --git a/drivers/media/pci/saa7164/saa7164-encoder.c b/drivers/media/pci/saa7164/saa7164-encoder.c index 0b74fb2..9266965 100644 --- a/drivers/media/pci/saa7164/saa7164-encoder.c +++ b/drivers/media/pci/saa7164/saa7164-encoder.c @@ -228,6 +228,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id) return -EINVAL; port->encodernorm = saa7164_tvnorms[i]; + port->std = id; /* Update the audio decoder while is not running in * auto detect mode. @@ -239,6 +240,15 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id) return 0; } +static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) +{ + struct saa7164_encoder_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + + *id = port->std; + return 0; +} + static int vidioc_enum_input(struct file *file, void *priv, struct v4l2_input *i) { @@ -1288,46 +1298,9 @@ static const struct v4l2_file_operations mpeg_fops = { .unlocked_ioctl = video_ioctl2, }; -static int saa7164_g_chip_ident(struct file *file, void *fh, - struct v4l2_dbg_chip_ident *chip) -{ - struct saa7164_port *port = ((struct saa7164_encoder_fh *)fh)->port; - struct saa7164_dev *dev = port->dev; - dprintk(DBGLVL_ENC, "%s()\n", __func__); - - return 0; -} - -#ifdef CONFIG_VIDEO_ADV_DEBUG -static int saa7164_g_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg) -{ - struct saa7164_port *port = ((struct saa7164_encoder_fh *)fh)->port; - struct saa7164_dev *dev = port->dev; - dprintk(DBGLVL_ENC, "%s()\n", __func__); - - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - - return 0; -} - -static int saa7164_s_register(struct file *file, void *fh, - const struct v4l2_dbg_register *reg) -{ - struct saa7164_port *port = ((struct saa7164_encoder_fh *)fh)->port; - struct saa7164_dev *dev = port->dev; - dprintk(DBGLVL_ENC, "%s()\n", __func__); - - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - - return 0; -} -#endif - static const struct v4l2_ioctl_ops mpeg_ioctl_ops = { .vidioc_s_std = vidioc_s_std, + .vidioc_g_std = vidioc_g_std, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, @@ -1346,11 +1319,6 @@ static const struct v4l2_ioctl_ops mpeg_ioctl_ops = { .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls, .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls, .vidioc_queryctrl = vidioc_queryctrl, - .vidioc_g_chip_ident = saa7164_g_chip_ident, -#ifdef CONFIG_VIDEO_ADV_DEBUG - .vidioc_g_register = saa7164_g_register, - .vidioc_s_register = saa7164_s_register, -#endif }; static struct video_device saa7164_mpeg_template = { @@ -1359,7 +1327,6 @@ static struct video_device saa7164_mpeg_template = { .ioctl_ops = &mpeg_ioctl_ops, .minor = -1, .tvnorms = SAA7164_NORMS, - .current_norm = V4L2_STD_NTSC_M, }; static struct video_device *saa7164_encoder_alloc( @@ -1381,7 +1348,7 @@ static struct video_device *saa7164_encoder_alloc( snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", dev->name, type, saa7164_boards[dev->board].name); - vfd->parent = &pci->dev; + vfd->v4l2_dev = &dev->v4l2_dev; vfd->release = video_device_release; return vfd; } @@ -1426,6 +1393,7 @@ int saa7164_encoder_register(struct saa7164_port *port) port->encoder_params.ctl_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3; port->encoder_params.refdist = 1; port->encoder_params.gop_size = SAA7164_ENCODER_DEFAULT_GOP_SIZE; + port->std = V4L2_STD_NTSC_M; if (port->encodernorm.id & V4L2_STD_525_60) port->height = 480; diff --git a/drivers/media/pci/saa7164/saa7164-vbi.c b/drivers/media/pci/saa7164/saa7164-vbi.c index da224eb..6e025fe 100644 --- a/drivers/media/pci/saa7164/saa7164-vbi.c +++ b/drivers/media/pci/saa7164/saa7164-vbi.c @@ -200,6 +200,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id) return -EINVAL; port->encodernorm = saa7164_tvnorms[i]; + port->std = id; /* Update the audio decoder while is not running in * auto detect mode. @@ -211,6 +212,15 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id) return 0; } +static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) +{ + struct saa7164_encoder_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + + *id = port->std; + return 0; +} + static int vidioc_enum_input(struct file *file, void *priv, struct v4l2_input *i) { @@ -1236,6 +1246,7 @@ static const struct v4l2_file_operations vbi_fops = { static const struct v4l2_ioctl_ops vbi_ioctl_ops = { .vidioc_s_std = vidioc_s_std, + .vidioc_g_std = vidioc_g_std, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, @@ -1254,15 +1265,6 @@ static const struct v4l2_ioctl_ops vbi_ioctl_ops = { .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls, .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls, .vidioc_queryctrl = vidioc_queryctrl, -#if 0 - .vidioc_g_chip_ident = saa7164_g_chip_ident, -#endif -#ifdef CONFIG_VIDEO_ADV_DEBUG -#if 0 - .vidioc_g_register = saa7164_g_register, - .vidioc_s_register = saa7164_s_register, -#endif -#endif .vidioc_g_fmt_vbi_cap = saa7164_vbi_fmt, .vidioc_try_fmt_vbi_cap = saa7164_vbi_fmt, .vidioc_s_fmt_vbi_cap = saa7164_vbi_fmt, @@ -1274,7 +1276,6 @@ static struct video_device saa7164_vbi_template = { .ioctl_ops = &vbi_ioctl_ops, .minor = -1, .tvnorms = SAA7164_NORMS, - .current_norm = V4L2_STD_NTSC_M, }; static struct video_device *saa7164_vbi_alloc( @@ -1296,7 +1297,7 @@ static struct video_device *saa7164_vbi_alloc( snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", dev->name, type, saa7164_boards[dev->board].name); - vfd->parent = &pci->dev; + vfd->v4l2_dev = &dev->v4l2_dev; vfd->release = video_device_release; return vfd; } @@ -1333,6 +1334,7 @@ int saa7164_vbi_register(struct saa7164_port *port) goto failed; } + port->std = V4L2_STD_NTSC_M; video_set_drvdata(port->v4l_device, port); result = video_register_device(port->v4l_device, VFL_TYPE_VBI, -1); diff --git a/drivers/media/pci/saa7164/saa7164.h b/drivers/media/pci/saa7164/saa7164.h index 437284e..8b29e89 100644 --- a/drivers/media/pci/saa7164/saa7164.h +++ b/drivers/media/pci/saa7164/saa7164.h @@ -63,7 +63,7 @@ #include #include #include -#include +#include #include "saa7164-reg.h" #include "saa7164-types.h" @@ -376,6 +376,7 @@ struct saa7164_port { /* Encoder */ /* Defaults established in saa7164-encoder.c */ struct saa7164_tvnorm encodernorm; + v4l2_std_id std; u32 height; u32 width; u32 freq; @@ -427,6 +428,8 @@ struct saa7164_dev { struct list_head devlist; atomic_t refcount; + struct v4l2_device v4l2_dev; + /* pci stuff */ struct pci_dev *pci; unsigned char pci_rev, pci_lat; diff --git a/drivers/media/pci/sta2x11/sta2x11_vip.c b/drivers/media/pci/sta2x11/sta2x11_vip.c index 7005695..77edc11 100644 --- a/drivers/media/pci/sta2x11/sta2x11_vip.c +++ b/drivers/media/pci/sta2x11/sta2x11_vip.c @@ -1047,7 +1047,8 @@ static int sta2x11_vip_init_one(struct pci_dev *pdev, ret = sta2x11_vip_init_controls(vip); if (ret) goto free_mem; - if (v4l2_device_register(&pdev->dev, &vip->v4l2_dev)) + ret = v4l2_device_register(&pdev->dev, &vip->v4l2_dev); + if (ret) goto free_mem; dev_dbg(&pdev->dev, "BAR #0 at 0x%lx 0x%lx irq %d\n", diff --git a/drivers/media/pci/ttpci/budget-av.c b/drivers/media/pci/ttpci/budget-av.c index 1f8b1bb..0ba3875 100644 --- a/drivers/media/pci/ttpci/budget-av.c +++ b/drivers/media/pci/ttpci/budget-av.c @@ -1128,7 +1128,7 @@ static struct stb0899_config knc1_dvbs2_config = { // .ts_pfbit_toggle = STB0899_MPEG_NORMAL, /* DirecTV, MPEG toggling seq */ .xtal_freq = 27000000, - .inversion = IQ_SWAP_OFF, /* 1 */ + .inversion = IQ_SWAP_OFF, .lo_clk = 76500000, .hi_clk = 90000000, diff --git a/drivers/media/pci/ttpci/budget-ci.c b/drivers/media/pci/ttpci/budget-ci.c index 98e5241..0acf920 100644 --- a/drivers/media/pci/ttpci/budget-ci.c +++ b/drivers/media/pci/ttpci/budget-ci.c @@ -1280,7 +1280,7 @@ static struct stb0899_config tt3200_config = { .demod_address = 0x68, .xtal_freq = 27000000, - .inversion = IQ_SWAP_ON, /* 1 */ + .inversion = IQ_SWAP_ON, .lo_clk = 76500000, .hi_clk = 99000000, diff --git a/drivers/media/pci/zoran/zoran_card.c b/drivers/media/pci/zoran/zoran_card.c index bb53d24..923d59a 100644 --- a/drivers/media/pci/zoran/zoran_card.c +++ b/drivers/media/pci/zoran/zoran_card.c @@ -1050,7 +1050,7 @@ static int zr36057_init (struct zoran *zr) * Now add the template and register the device unit. */ memcpy(zr->video_dev, &zoran_template, sizeof(zoran_template)); - zr->video_dev->parent = &zr->pci_dev->dev; + zr->video_dev->v4l2_dev = &zr->v4l2_dev; strcpy(zr->video_dev->name, ZR_DEVNAME(zr)); /* It's not a mem2mem device, but you can both capture and output from one and the same device. This should really be split up into two diff --git a/drivers/media/pci/zoran/zoran_driver.c b/drivers/media/pci/zoran/zoran_driver.c index d133c30..e7e9840 100644 --- a/drivers/media/pci/zoran/zoran_driver.c +++ b/drivers/media/pci/zoran/zoran_driver.c @@ -1456,29 +1456,6 @@ zoran_set_norm (struct zoran *zr, return -EINVAL; } - if (norm == V4L2_STD_ALL) { - unsigned int status = 0; - v4l2_std_id std = 0; - - decoder_call(zr, video, querystd, &std); - decoder_call(zr, core, s_std, std); - - /* let changes come into effect */ - ssleep(2); - - decoder_call(zr, video, g_input_status, &status); - if (status & V4L2_IN_ST_NO_SIGNAL) { - dprintk(1, - KERN_ERR - "%s: %s - no norm detected\n", - ZR_DEVNAME(zr), __func__); - /* reset norm */ - decoder_call(zr, core, s_std, zr->norm); - return -EIO; - } - - norm = std; - } if (norm & V4L2_STD_SECAM) zr->timing = zr->card.tvn[2]; else if (norm & V4L2_STD_NTSC) diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index 25eaf61..08de865 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -36,7 +36,7 @@ source "drivers/media/platform/blackfin/Kconfig" config VIDEO_SH_VOU tristate "SuperH VOU video output driver" depends on MEDIA_CAMERA_SUPPORT - depends on VIDEO_DEV && ARCH_SHMOBILE + depends on VIDEO_DEV && ARCH_SHMOBILE && I2C select VIDEOBUF_DMA_CONTIG help Support for the Video Output Unit (VOU) on SuperH SoCs. diff --git a/drivers/media/platform/blackfin/bfin_capture.c b/drivers/media/platform/blackfin/bfin_capture.c index 0e55b08..7f838c6 100644 --- a/drivers/media/platform/blackfin/bfin_capture.c +++ b/drivers/media/platform/blackfin/bfin_capture.c @@ -32,7 +32,6 @@ #include #include -#include #include #include #include @@ -649,18 +648,30 @@ static int bcap_s_std(struct file *file, void *priv, v4l2_std_id std) return 0; } -static int bcap_g_dv_timings(struct file *file, void *priv, +static int bcap_enum_dv_timings(struct file *file, void *priv, + struct v4l2_enum_dv_timings *timings) +{ + struct bcap_device *bcap_dev = video_drvdata(file); + + return v4l2_subdev_call(bcap_dev->sd, video, + enum_dv_timings, timings); +} + +static int bcap_query_dv_timings(struct file *file, void *priv, struct v4l2_dv_timings *timings) { struct bcap_device *bcap_dev = video_drvdata(file); - int ret; - ret = v4l2_subdev_call(bcap_dev->sd, video, - g_dv_timings, timings); - if (ret < 0) - return ret; + return v4l2_subdev_call(bcap_dev->sd, video, + query_dv_timings, timings); +} - bcap_dev->dv_timings = *timings; +static int bcap_g_dv_timings(struct file *file, void *priv, + struct v4l2_dv_timings *timings) +{ + struct bcap_device *bcap_dev = video_drvdata(file); + + *timings = bcap_dev->dv_timings; return 0; } @@ -864,41 +875,6 @@ static int bcap_s_parm(struct file *file, void *fh, return v4l2_subdev_call(bcap_dev->sd, video, s_parm, a); } -static int bcap_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *chip) -{ - struct bcap_device *bcap_dev = video_drvdata(file); - - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - if (chip->match.type != V4L2_CHIP_MATCH_I2C_DRIVER && - chip->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - return v4l2_subdev_call(bcap_dev->sd, core, - g_chip_ident, chip); -} - -#ifdef CONFIG_VIDEO_ADV_DEBUG -static int bcap_dbg_g_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) -{ - struct bcap_device *bcap_dev = video_drvdata(file); - - return v4l2_subdev_call(bcap_dev->sd, core, - g_register, reg); -} - -static int bcap_dbg_s_register(struct file *file, void *priv, - const struct v4l2_dbg_register *reg) -{ - struct bcap_device *bcap_dev = video_drvdata(file); - - return v4l2_subdev_call(bcap_dev->sd, core, - s_register, reg); -} -#endif - static int bcap_log_status(struct file *file, void *priv) { struct bcap_device *bcap_dev = video_drvdata(file); @@ -921,6 +897,8 @@ static const struct v4l2_ioctl_ops bcap_ioctl_ops = { .vidioc_g_std = bcap_g_std, .vidioc_s_dv_timings = bcap_s_dv_timings, .vidioc_g_dv_timings = bcap_g_dv_timings, + .vidioc_query_dv_timings = bcap_query_dv_timings, + .vidioc_enum_dv_timings = bcap_enum_dv_timings, .vidioc_reqbufs = bcap_reqbufs, .vidioc_querybuf = bcap_querybuf, .vidioc_qbuf = bcap_qbuf, @@ -929,11 +907,6 @@ static const struct v4l2_ioctl_ops bcap_ioctl_ops = { .vidioc_streamoff = bcap_streamoff, .vidioc_g_parm = bcap_g_parm, .vidioc_s_parm = bcap_s_parm, - .vidioc_g_chip_ident = bcap_g_chip_ident, -#ifdef CONFIG_VIDEO_ADV_DEBUG - .vidioc_g_register = bcap_dbg_g_register, - .vidioc_s_register = bcap_dbg_s_register, -#endif .vidioc_log_status = bcap_log_status, }; @@ -960,7 +933,7 @@ static int bcap_probe(struct platform_device *pdev) int ret; config = pdev->dev.platform_data; - if (!config) { + if (!config || !config->num_inputs) { v4l2_err(pdev->dev.driver, "Unable to get board config\n"); return -ENODEV; } @@ -1031,7 +1004,9 @@ static int bcap_probe(struct platform_device *pdev) q->mem_ops = &vb2_dma_contig_memops; q->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; - vb2_queue_init(q); + ret = vb2_queue_init(q); + if (ret) + goto err_free_handler; mutex_init(&bcap_dev->mutex); init_completion(&bcap_dev->comp); @@ -1067,11 +1042,6 @@ static int bcap_probe(struct platform_device *pdev) NULL); if (bcap_dev->sd) { int i; - if (!config->num_inputs) { - v4l2_err(&bcap_dev->v4l2_dev, - "Unable to work without input\n"); - goto err_unreg_vdev; - } /* update tvnorms from the sub devices */ for (i = 0; i < config->num_inputs; i++) @@ -1079,6 +1049,7 @@ static int bcap_probe(struct platform_device *pdev) } else { v4l2_err(&bcap_dev->v4l2_dev, "Unable to register sub device\n"); + ret = -ENODEV; goto err_unreg_vdev; } diff --git a/drivers/media/platform/blackfin/ppi.c b/drivers/media/platform/blackfin/ppi.c index 01b5b50..15e9c2b 100644 --- a/drivers/media/platform/blackfin/ppi.c +++ b/drivers/media/platform/blackfin/ppi.c @@ -266,6 +266,18 @@ static int ppi_set_params(struct ppi_if *ppi, struct ppi_params *params) bfin_write32(®->vcnt, params->height); if (params->int_mask) bfin_write32(®->imsk, params->int_mask & 0xFF); + if (ppi->ppi_control & PORT_DIR) { + u32 hsync_width, vsync_width, vsync_period; + + hsync_width = params->hsync + * params->bpp / params->dlen; + vsync_width = params->vsync * samples_per_line; + vsync_period = samples_per_line * params->frame; + bfin_write32(®->fs1_wlhb, hsync_width); + bfin_write32(®->fs1_paspl, samples_per_line); + bfin_write32(®->fs2_wlvb, vsync_width); + bfin_write32(®->fs2_palpf, vsync_period); + } break; } default: diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c index 9d1481a..df4ada88 100644 --- a/drivers/media/platform/coda.c +++ b/drivers/media/platform/coda.c @@ -49,16 +49,14 @@ #define CODA_MAX_FRAMEBUFFERS 2 -#define MAX_W 720 -#define MAX_H 576 -#define CODA_MAX_FRAME_SIZE 0x90000 +#define MAX_W 8192 +#define MAX_H 8192 +#define CODA_MAX_FRAME_SIZE 0x100000 #define FMO_SLICE_SAVE_BUF_SIZE (32) #define CODA_DEFAULT_GAMMA 4096 #define MIN_W 176 #define MIN_H 144 -#define MAX_W 720 -#define MAX_H 576 #define S_ALIGN 1 /* multiple of 2 */ #define W_ALIGN 1 /* multiple of 2 */ @@ -67,7 +65,7 @@ #define fh_to_ctx(__fh) container_of(__fh, struct coda_ctx, fh) static int coda_debug; -module_param(coda_debug, int, 0); +module_param(coda_debug, int, 0644); MODULE_PARM_DESC(coda_debug, "Debug level (0-1)"); enum { @@ -75,11 +73,6 @@ enum { V4L2_M2M_DST = 1, }; -enum coda_fmt_type { - CODA_FMT_ENC, - CODA_FMT_RAW, -}; - enum coda_inst_type { CODA_INST_ENCODER, CODA_INST_DECODER, @@ -93,14 +86,21 @@ enum coda_product { struct coda_fmt { char *name; u32 fourcc; - enum coda_fmt_type type; +}; + +struct coda_codec { + u32 mode; + u32 src_fourcc; + u32 dst_fourcc; + u32 max_w; + u32 max_h; }; struct coda_devtype { char *firmware; enum coda_product product; - struct coda_fmt *formats; - unsigned int num_formats; + struct coda_codec *codecs; + unsigned int num_codecs; size_t workbuf_size; }; @@ -109,7 +109,7 @@ struct coda_q_data { unsigned int width; unsigned int height; unsigned int sizeimage; - struct coda_fmt *fmt; + unsigned int fourcc; }; struct coda_aux_buf { @@ -137,12 +137,12 @@ struct coda_dev { spinlock_t irqlock; struct mutex dev_mutex; + struct mutex coda_mutex; struct v4l2_m2m_dev *m2m_dev; struct vb2_alloc_ctx *alloc_ctx; struct list_head instances; unsigned long instance_mask; struct delayed_work timeout; - struct completion done; }; struct coda_params { @@ -164,11 +164,12 @@ struct coda_ctx { struct coda_dev *dev; struct list_head list; int aborting; - int rawstreamon; - int compstreamon; + int streamon_out; + int streamon_cap; u32 isequence; struct coda_q_data q_data[2]; enum coda_inst_type inst_type; + struct coda_codec *codec; enum v4l2_colorspace colorspace; struct coda_params params; struct v4l2_m2m_ctx *m2m_ctx; @@ -257,62 +258,89 @@ static struct coda_q_data *get_q_data(struct coda_ctx *ctx, } /* - * Add one array of supported formats for each version of Coda: - * i.MX27 -> codadx6 - * i.MX51 -> coda7 - * i.MX6 -> coda960 + * Array of all formats supported by any version of Coda: */ -static struct coda_fmt codadx6_formats[] = { +static struct coda_fmt coda_formats[] = { { - .name = "YUV 4:2:0 Planar", + .name = "YUV 4:2:0 Planar, YCbCr", .fourcc = V4L2_PIX_FMT_YUV420, - .type = CODA_FMT_RAW, - }, - { - .name = "H264 Encoded Stream", - .fourcc = V4L2_PIX_FMT_H264, - .type = CODA_FMT_ENC, }, { - .name = "MPEG4 Encoded Stream", - .fourcc = V4L2_PIX_FMT_MPEG4, - .type = CODA_FMT_ENC, - }, -}; - -static struct coda_fmt coda7_formats[] = { - { - .name = "YUV 4:2:0 Planar", - .fourcc = V4L2_PIX_FMT_YUV420, - .type = CODA_FMT_RAW, + .name = "YUV 4:2:0 Planar, YCrCb", + .fourcc = V4L2_PIX_FMT_YVU420, }, { .name = "H264 Encoded Stream", .fourcc = V4L2_PIX_FMT_H264, - .type = CODA_FMT_ENC, }, { .name = "MPEG4 Encoded Stream", .fourcc = V4L2_PIX_FMT_MPEG4, - .type = CODA_FMT_ENC, }, }; -static struct coda_fmt *find_format(struct coda_dev *dev, struct v4l2_format *f) +#define CODA_CODEC(mode, src_fourcc, dst_fourcc, max_w, max_h) \ + { mode, src_fourcc, dst_fourcc, max_w, max_h } + +/* + * Arrays of codecs supported by each given version of Coda: + * i.MX27 -> codadx6 + * i.MX5x -> coda7 + * i.MX6 -> coda960 + * Use V4L2_PIX_FMT_YUV420 as placeholder for all supported YUV 4:2:0 variants + */ +static struct coda_codec codadx6_codecs[] = { + CODA_CODEC(CODADX6_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 720, 576), + CODA_CODEC(CODADX6_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 720, 576), +}; + +static struct coda_codec coda7_codecs[] = { + CODA_CODEC(CODA7_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1280, 720), + CODA_CODEC(CODA7_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1280, 720), +}; + +static bool coda_format_is_yuv(u32 fourcc) +{ + switch (fourcc) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + return true; + default: + return false; + } +} + +/* + * Normalize all supported YUV 4:2:0 formats to the value used in the codec + * tables. + */ +static u32 coda_format_normalize_yuv(u32 fourcc) +{ + return coda_format_is_yuv(fourcc) ? V4L2_PIX_FMT_YUV420 : fourcc; +} + +static struct coda_codec *coda_find_codec(struct coda_dev *dev, int src_fourcc, + int dst_fourcc) { - struct coda_fmt *formats = dev->devtype->formats; - int num_formats = dev->devtype->num_formats; - unsigned int k; + struct coda_codec *codecs = dev->devtype->codecs; + int num_codecs = dev->devtype->num_codecs; + int k; + + src_fourcc = coda_format_normalize_yuv(src_fourcc); + dst_fourcc = coda_format_normalize_yuv(dst_fourcc); + if (src_fourcc == dst_fourcc) + return NULL; - for (k = 0; k < num_formats; k++) { - if (formats[k].fourcc == f->fmt.pix.pixelformat) + for (k = 0; k < num_codecs; k++) { + if (codecs[k].src_fourcc == src_fourcc && + codecs[k].dst_fourcc == dst_fourcc) break; } - if (k == num_formats) + if (k == num_codecs) return NULL; - return &formats[k]; + return &codecs[k]; } /* @@ -323,7 +351,7 @@ static int vidioc_querycap(struct file *file, void *priv, { strlcpy(cap->driver, CODA_NAME, sizeof(cap->driver)); strlcpy(cap->card, CODA_NAME, sizeof(cap->card)); - strlcpy(cap->bus_info, CODA_NAME, sizeof(cap->bus_info)); + strlcpy(cap->bus_info, "platform:" CODA_NAME, sizeof(cap->bus_info)); /* * This is only a mem-to-mem video device. The capture and output * device capability flags are left only for backward compatibility @@ -337,17 +365,34 @@ static int vidioc_querycap(struct file *file, void *priv, } static int enum_fmt(void *priv, struct v4l2_fmtdesc *f, - enum coda_fmt_type type) + enum v4l2_buf_type type) { struct coda_ctx *ctx = fh_to_ctx(priv); - struct coda_dev *dev = ctx->dev; - struct coda_fmt *formats = dev->devtype->formats; + struct coda_codec *codecs = ctx->dev->devtype->codecs; + struct coda_fmt *formats = coda_formats; struct coda_fmt *fmt; - int num_formats = dev->devtype->num_formats; - int i, num = 0; + int num_codecs = ctx->dev->devtype->num_codecs; + int num_formats = ARRAY_SIZE(coda_formats); + int i, k, num = 0; for (i = 0; i < num_formats; i++) { - if (formats[i].type == type) { + /* Both uncompressed formats are always supported */ + if (coda_format_is_yuv(formats[i].fourcc)) { + if (num == f->index) + break; + ++num; + continue; + } + /* Compressed formats may be supported, check the codec list */ + for (k = 0; k < num_codecs; k++) { + if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE && + formats[i].fourcc == codecs[k].dst_fourcc) + break; + if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT && + formats[i].fourcc == codecs[k].src_fourcc) + break; + } + if (k < num_codecs) { if (num == f->index) break; ++num; @@ -368,13 +413,13 @@ static int enum_fmt(void *priv, struct v4l2_fmtdesc *f, static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, struct v4l2_fmtdesc *f) { - return enum_fmt(priv, f, CODA_FMT_ENC); + return enum_fmt(priv, f, V4L2_BUF_TYPE_VIDEO_CAPTURE); } static int vidioc_enum_fmt_vid_out(struct file *file, void *priv, struct v4l2_fmtdesc *f) { - return enum_fmt(priv, f, CODA_FMT_RAW); + return enum_fmt(priv, f, V4L2_BUF_TYPE_VIDEO_OUTPUT); } static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f) @@ -390,10 +435,10 @@ static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f) q_data = get_q_data(ctx, f->type); f->fmt.pix.field = V4L2_FIELD_NONE; - f->fmt.pix.pixelformat = q_data->fmt->fourcc; + f->fmt.pix.pixelformat = q_data->fourcc; f->fmt.pix.width = q_data->width; f->fmt.pix.height = q_data->height; - if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUV420) + if (coda_format_is_yuv(f->fmt.pix.pixelformat)) f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 2); else /* encoded formats h.264/mpeg4 */ f->fmt.pix.bytesperline = 0; @@ -404,8 +449,9 @@ static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f) return 0; } -static int vidioc_try_fmt(struct coda_dev *dev, struct v4l2_format *f) +static int vidioc_try_fmt(struct coda_codec *codec, struct v4l2_format *f) { + unsigned int max_w, max_h; enum v4l2_field field; field = f->fmt.pix.field; @@ -418,12 +464,21 @@ static int vidioc_try_fmt(struct coda_dev *dev, struct v4l2_format *f) * if any of the dimensions is unsupported */ f->fmt.pix.field = field; - if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUV420) { - v4l_bound_align_image(&f->fmt.pix.width, MIN_W, MAX_W, - W_ALIGN, &f->fmt.pix.height, - MIN_H, MAX_H, H_ALIGN, S_ALIGN); - f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 2); - f->fmt.pix.sizeimage = f->fmt.pix.width * + if (codec) { + max_w = codec->max_w; + max_h = codec->max_h; + } else { + max_w = MAX_W; + max_h = MAX_H; + } + v4l_bound_align_image(&f->fmt.pix.width, MIN_W, max_w, + W_ALIGN, &f->fmt.pix.height, + MIN_H, max_h, H_ALIGN, S_ALIGN); + + if (coda_format_is_yuv(f->fmt.pix.pixelformat)) { + /* Frame stride must be multiple of 8 */ + f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 8); + f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * f->fmt.pix.height * 3 / 2; } else { /*encoded formats h.264/mpeg4 */ f->fmt.pix.bytesperline = 0; @@ -436,57 +491,38 @@ static int vidioc_try_fmt(struct coda_dev *dev, struct v4l2_format *f) static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { - int ret; - struct coda_fmt *fmt; struct coda_ctx *ctx = fh_to_ctx(priv); + struct coda_codec *codec = NULL; - fmt = find_format(ctx->dev, f); - /* - * Since decoding support is not implemented yet do not allow - * CODA_FMT_RAW formats in the capture interface. - */ - if (!fmt || !(fmt->type == CODA_FMT_ENC)) - f->fmt.pix.pixelformat = V4L2_PIX_FMT_H264; + /* Determine codec by the encoded format */ + codec = coda_find_codec(ctx->dev, V4L2_PIX_FMT_YUV420, + f->fmt.pix.pixelformat); f->fmt.pix.colorspace = ctx->colorspace; - ret = vidioc_try_fmt(ctx->dev, f); - if (ret < 0) - return ret; - - return 0; + return vidioc_try_fmt(codec, f); } static int vidioc_try_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f) { struct coda_ctx *ctx = fh_to_ctx(priv); - struct coda_fmt *fmt; - int ret; + struct coda_codec *codec; - fmt = find_format(ctx->dev, f); - /* - * Since decoding support is not implemented yet do not allow - * CODA_FMT formats in the capture interface. - */ - if (!fmt || !(fmt->type == CODA_FMT_RAW)) - f->fmt.pix.pixelformat = V4L2_PIX_FMT_YUV420; + /* Determine codec by encoded format, returns NULL if raw or invalid */ + codec = coda_find_codec(ctx->dev, f->fmt.pix.pixelformat, + V4L2_PIX_FMT_YUV420); if (!f->fmt.pix.colorspace) f->fmt.pix.colorspace = V4L2_COLORSPACE_REC709; - ret = vidioc_try_fmt(ctx->dev, f); - if (ret < 0) - return ret; - - return 0; + return vidioc_try_fmt(codec, f); } static int vidioc_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f) { struct coda_q_data *q_data; struct vb2_queue *vq; - int ret; vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type); if (!vq) @@ -501,18 +537,14 @@ static int vidioc_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f) return -EBUSY; } - ret = vidioc_try_fmt(ctx->dev, f); - if (ret) - return ret; - - q_data->fmt = find_format(ctx->dev, f); + q_data->fourcc = f->fmt.pix.pixelformat; q_data->width = f->fmt.pix.width; q_data->height = f->fmt.pix.height; q_data->sizeimage = f->fmt.pix.sizeimage; v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "Setting format for type %d, wxh: %dx%d, fmt: %d\n", - f->type, q_data->width, q_data->height, q_data->fmt->fourcc); + f->type, q_data->width, q_data->height, q_data->fourcc); return 0; } @@ -520,13 +552,14 @@ static int vidioc_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f) static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { + struct coda_ctx *ctx = fh_to_ctx(priv); int ret; ret = vidioc_try_fmt_vid_cap(file, priv, f); if (ret) return ret; - return vidioc_s_fmt(fh_to_ctx(priv), f); + return vidioc_s_fmt(ctx, f); } static int vidioc_s_fmt_vid_out(struct file *file, void *priv, @@ -569,6 +602,14 @@ static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf) return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf); } +static int vidioc_expbuf(struct file *file, void *priv, + struct v4l2_exportbuffer *eb) +{ + struct coda_ctx *ctx = fh_to_ctx(priv); + + return v4l2_m2m_expbuf(file, ctx->m2m_ctx, eb); +} + static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf) { struct coda_ctx *ctx = fh_to_ctx(priv); @@ -617,6 +658,7 @@ static const struct v4l2_ioctl_ops coda_ioctl_ops = { .vidioc_querybuf = vidioc_querybuf, .vidioc_qbuf = vidioc_qbuf, + .vidioc_expbuf = vidioc_expbuf, .vidioc_dqbuf = vidioc_dqbuf, .vidioc_create_bufs = vidioc_create_bufs, @@ -639,11 +681,13 @@ static void coda_device_run(void *m2m_priv) u32 pic_stream_buffer_addr, pic_stream_buffer_size; u32 dst_fourcc; + mutex_lock(&dev->coda_mutex); + src_buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx); dst_buf = v4l2_m2m_next_dst_buf(ctx->m2m_ctx); q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - dst_fourcc = q_data_dst->fmt->fourcc; + dst_fourcc = q_data_dst->fourcc; src_buf->v4l2_buf.sequence = ctx->isequence; dst_buf->v4l2_buf.sequence = ctx->isequence; @@ -725,9 +769,20 @@ static void coda_device_run(void *m2m_priv) picture_y = vb2_dma_contig_plane_dma_addr(src_buf, 0); - picture_cb = picture_y + q_data_src->width * q_data_src->height; - picture_cr = picture_cb + q_data_src->width / 2 * - q_data_src->height / 2; + switch (q_data_src->fourcc) { + case V4L2_PIX_FMT_YVU420: + /* Switch Cb and Cr for YVU420 format */ + picture_cr = picture_y + q_data_src->width * q_data_src->height; + picture_cb = picture_cr + q_data_src->width / 2 * + q_data_src->height / 2; + break; + case V4L2_PIX_FMT_YUV420: + default: + picture_cb = picture_y + q_data_src->width * q_data_src->height; + picture_cr = picture_cb + q_data_src->width / 2 * + q_data_src->height / 2; + break; + } coda_write(dev, picture_y, CODA_CMD_ENC_PIC_SRC_ADDR_Y); coda_write(dev, picture_cb, CODA_CMD_ENC_PIC_SRC_ADDR_CB); @@ -748,7 +803,6 @@ static void coda_device_run(void *m2m_priv) /* 1 second timeout in case CODA locks up */ schedule_delayed_work(&dev->timeout, HZ); - INIT_COMPLETION(dev->done); coda_command_async(ctx, CODA_COMMAND_PIC_RUN); } @@ -767,6 +821,12 @@ static int coda_job_ready(void *m2m_priv) return 0; } + if (ctx->aborting) { + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, + "not ready: aborting\n"); + return 0; + } + v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "job ready\n"); return 1; @@ -775,14 +835,11 @@ static int coda_job_ready(void *m2m_priv) static void coda_job_abort(void *priv) { struct coda_ctx *ctx = priv; - struct coda_dev *dev = ctx->dev; ctx->aborting = 1; v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "Aborting task\n"); - - v4l2_m2m_job_finish(dev->m2m_dev, ctx->m2m_ctx); } static void coda_lock(void *m2m_priv) @@ -809,7 +866,12 @@ static struct v4l2_m2m_ops coda_m2m_ops = { static void set_default_params(struct coda_ctx *ctx) { - struct coda_dev *dev = ctx->dev; + int max_w; + int max_h; + + ctx->codec = &ctx->dev->devtype->codecs[0]; + max_w = ctx->codec->max_w; + max_h = ctx->codec->max_h; ctx->params.codec_mode = CODA_MODE_INVALID; ctx->colorspace = V4L2_COLORSPACE_REC709; @@ -817,13 +879,13 @@ static void set_default_params(struct coda_ctx *ctx) ctx->aborting = 0; /* Default formats for output and input queues */ - ctx->q_data[V4L2_M2M_SRC].fmt = &dev->devtype->formats[0]; - ctx->q_data[V4L2_M2M_DST].fmt = &dev->devtype->formats[1]; - ctx->q_data[V4L2_M2M_SRC].width = MAX_W; - ctx->q_data[V4L2_M2M_SRC].height = MAX_H; - ctx->q_data[V4L2_M2M_SRC].sizeimage = (MAX_W * MAX_H * 3) / 2; - ctx->q_data[V4L2_M2M_DST].width = MAX_W; - ctx->q_data[V4L2_M2M_DST].height = MAX_H; + ctx->q_data[V4L2_M2M_SRC].fourcc = ctx->codec->src_fourcc; + ctx->q_data[V4L2_M2M_DST].fourcc = ctx->codec->dst_fourcc; + ctx->q_data[V4L2_M2M_SRC].width = max_w; + ctx->q_data[V4L2_M2M_SRC].height = max_h; + ctx->q_data[V4L2_M2M_SRC].sizeimage = (max_w * max_h * 3) / 2; + ctx->q_data[V4L2_M2M_DST].width = max_w; + ctx->q_data[V4L2_M2M_DST].height = max_h; ctx->q_data[V4L2_M2M_DST].sizeimage = CODA_MAX_FRAME_SIZE; } @@ -868,8 +930,6 @@ static int coda_buf_prepare(struct vb2_buffer *vb) return -EINVAL; } - vb2_set_plane_payload(vb, 0, q_data->sizeimage); - return 0; } @@ -906,21 +966,34 @@ static void coda_free_framebuffers(struct coda_ctx *ctx) } } +static void coda_parabuf_write(struct coda_ctx *ctx, int index, u32 value) +{ + struct coda_dev *dev = ctx->dev; + u32 *p = ctx->parabuf.vaddr; + + if (dev->devtype->product == CODA_DX6) + p[index] = value; + else + p[index ^ 1] = value; +} + static int coda_alloc_framebuffers(struct coda_ctx *ctx, struct coda_q_data *q_data, u32 fourcc) { struct coda_dev *dev = ctx->dev; int height = q_data->height; - int width = q_data->width; - u32 *p; + dma_addr_t paddr; + int ysize; int i; + ysize = round_up(q_data->width, 8) * height; + /* Allocate frame buffers */ ctx->num_internal_frames = CODA_MAX_FRAMEBUFFERS; for (i = 0; i < ctx->num_internal_frames; i++) { ctx->internal_frames[i].size = q_data->sizeimage; if (fourcc == V4L2_PIX_FMT_H264 && dev->devtype->product != CODA_DX6) - ctx->internal_frames[i].size += width / 2 * height / 2; + ctx->internal_frames[i].size += ysize/4; ctx->internal_frames[i].vaddr = dma_alloc_coherent( &dev->plat_dev->dev, ctx->internal_frames[i].size, &ctx->internal_frames[i].paddr, GFP_KERNEL); @@ -931,32 +1004,14 @@ static int coda_alloc_framebuffers(struct coda_ctx *ctx, struct coda_q_data *q_d } /* Register frame buffers in the parameter buffer */ - p = ctx->parabuf.vaddr; + for (i = 0; i < ctx->num_internal_frames; i++) { + paddr = ctx->internal_frames[i].paddr; + coda_parabuf_write(ctx, i * 3 + 0, paddr); /* Y */ + coda_parabuf_write(ctx, i * 3 + 1, paddr + ysize); /* Cb */ + coda_parabuf_write(ctx, i * 3 + 2, paddr + ysize + ysize/4); /* Cr */ - if (dev->devtype->product == CODA_DX6) { - for (i = 0; i < ctx->num_internal_frames; i++) { - p[i * 3] = ctx->internal_frames[i].paddr; /* Y */ - p[i * 3 + 1] = p[i * 3] + width * height; /* Cb */ - p[i * 3 + 2] = p[i * 3 + 1] + width / 2 * height / 2; /* Cr */ - } - } else { - for (i = 0; i < ctx->num_internal_frames; i += 2) { - p[i * 3 + 1] = ctx->internal_frames[i].paddr; /* Y */ - p[i * 3] = p[i * 3 + 1] + width * height; /* Cb */ - p[i * 3 + 3] = p[i * 3] + (width / 2) * (height / 2); /* Cr */ - - if (fourcc == V4L2_PIX_FMT_H264) - p[96 + i + 1] = p[i * 3 + 3] + (width / 2) * (height / 2); - - if (i + 1 < ctx->num_internal_frames) { - p[i * 3 + 2] = ctx->internal_frames[i+1].paddr; /* Y */ - p[i * 3 + 5] = p[i * 3 + 2] + width * height ; /* Cb */ - p[i * 3 + 4] = p[i * 3 + 5] + (width / 2) * (height / 2); /* Cr */ - - if (fourcc == V4L2_PIX_FMT_H264) - p[96 + i] = p[i * 3 + 4] + (width / 2) * (height / 2); - } - } + if (dev->devtype->product != CODA_DX6 && fourcc == V4L2_PIX_FMT_H264) + coda_parabuf_write(ctx, 96 + i, ctx->internal_frames[i].paddr + ysize + ysize/4 + ysize/4); } return 0; @@ -980,6 +1035,28 @@ static int coda_h264_padding(int size, char *p) return nal_size; } +static int coda_encode_header(struct coda_ctx *ctx, struct vb2_buffer *buf, + int header_code, u8 *header, int *size) +{ + struct coda_dev *dev = ctx->dev; + int ret; + + coda_write(dev, vb2_dma_contig_plane_dma_addr(buf, 0), + CODA_CMD_ENC_HEADER_BB_START); + coda_write(dev, vb2_plane_size(buf, 0), CODA_CMD_ENC_HEADER_BB_SIZE); + coda_write(dev, header_code, CODA_CMD_ENC_HEADER_CODE); + ret = coda_command_sync(ctx, CODA_COMMAND_ENCODE_HEADER); + if (ret < 0) { + v4l2_err(&dev->v4l2_dev, "CODA_COMMAND_ENCODE_HEADER timeout\n"); + return ret; + } + *size = coda_read(dev, CODA_REG_BIT_WR_PTR(ctx->idx)) - + coda_read(dev, CODA_CMD_ENC_HEADER_BB_START); + memcpy(header, vb2_plane_vaddr(buf, 0), *size); + + return 0; +} + static int coda_start_streaming(struct vb2_queue *q, unsigned int count) { struct coda_ctx *ctx = vb2_get_drv_priv(q); @@ -990,43 +1067,38 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) struct vb2_buffer *buf; u32 dst_fourcc; u32 value; - int ret; + int ret = 0; if (count < 1) return -EINVAL; if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) - ctx->rawstreamon = 1; + ctx->streamon_out = 1; else - ctx->compstreamon = 1; + ctx->streamon_cap = 1; + + q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + if (ctx->streamon_out) { + if (coda_format_is_yuv(q_data_src->fourcc)) + ctx->inst_type = CODA_INST_ENCODER; + else + ctx->inst_type = CODA_INST_DECODER; + } /* Don't start the coda unless both queues are on */ - if (!(ctx->rawstreamon & ctx->compstreamon)) + if (!(ctx->streamon_out & ctx->streamon_cap)) return 0; - if (coda_isbusy(dev)) - if (wait_for_completion_interruptible_timeout(&dev->done, HZ) <= 0) - return -EBUSY; - ctx->gopcounter = ctx->params.gop_size - 1; - - q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); buf = v4l2_m2m_next_dst_buf(ctx->m2m_ctx); bitstream_buf = vb2_dma_contig_plane_dma_addr(buf, 0); q_data_dst = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); bitstream_size = q_data_dst->sizeimage; - dst_fourcc = q_data_dst->fmt->fourcc; - - /* Find out whether coda must encode or decode */ - if (q_data_src->fmt->type == CODA_FMT_RAW && - q_data_dst->fmt->type == CODA_FMT_ENC) { - ctx->inst_type = CODA_INST_ENCODER; - } else if (q_data_src->fmt->type == CODA_FMT_ENC && - q_data_dst->fmt->type == CODA_FMT_RAW) { - ctx->inst_type = CODA_INST_DECODER; - v4l2_err(v4l2_dev, "decoding not supported.\n"); - return -EINVAL; - } else { + dst_fourcc = q_data_dst->fourcc; + + ctx->codec = coda_find_codec(ctx->dev, q_data_src->fourcc, + q_data_dst->fourcc); + if (!ctx->codec) { v4l2_err(v4l2_dev, "couldn't tell instance type.\n"); return -EINVAL; } @@ -1035,6 +1107,9 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) v4l2_err(v4l2_dev, "coda is not initialized.\n"); return -EFAULT; } + + mutex_lock(&dev->coda_mutex); + coda_write(dev, ctx->parabuf.paddr, CODA_REG_BIT_PARA_BUF_ADDR); coda_write(dev, bitstream_buf, CODA_REG_BIT_RD_PTR(ctx->idx)); coda_write(dev, bitstream_buf, CODA_REG_BIT_WR_PTR(ctx->idx)); @@ -1057,38 +1132,31 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) switch (dev->devtype->product) { case CODA_DX6: value = (q_data_src->width & CODADX6_PICWIDTH_MASK) << CODADX6_PICWIDTH_OFFSET; + value |= (q_data_src->height & CODADX6_PICHEIGHT_MASK) << CODA_PICHEIGHT_OFFSET; break; default: value = (q_data_src->width & CODA7_PICWIDTH_MASK) << CODA7_PICWIDTH_OFFSET; + value |= (q_data_src->height & CODA7_PICHEIGHT_MASK) << CODA_PICHEIGHT_OFFSET; } - value |= (q_data_src->height & CODA_PICHEIGHT_MASK) << CODA_PICHEIGHT_OFFSET; coda_write(dev, value, CODA_CMD_ENC_SEQ_SRC_SIZE); coda_write(dev, ctx->params.framerate, CODA_CMD_ENC_SEQ_SRC_F_RATE); + ctx->params.codec_mode = ctx->codec->mode; switch (dst_fourcc) { case V4L2_PIX_FMT_MPEG4: - if (dev->devtype->product == CODA_DX6) - ctx->params.codec_mode = CODADX6_MODE_ENCODE_MP4; - else - ctx->params.codec_mode = CODA7_MODE_ENCODE_MP4; - coda_write(dev, CODA_STD_MPEG4, CODA_CMD_ENC_SEQ_COD_STD); coda_write(dev, 0, CODA_CMD_ENC_SEQ_MP4_PARA); break; case V4L2_PIX_FMT_H264: - if (dev->devtype->product == CODA_DX6) - ctx->params.codec_mode = CODADX6_MODE_ENCODE_H264; - else - ctx->params.codec_mode = CODA7_MODE_ENCODE_H264; - coda_write(dev, CODA_STD_H264, CODA_CMD_ENC_SEQ_COD_STD); coda_write(dev, 0, CODA_CMD_ENC_SEQ_264_PARA); break; default: v4l2_err(v4l2_dev, "dst format (0x%08x) invalid.\n", dst_fourcc); - return -EINVAL; + ret = -EINVAL; + goto out; } switch (ctx->params.slice_mode) { @@ -1129,8 +1197,14 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) value = (CODA_DEFAULT_GAMMA & CODA_GAMMA_MASK) << CODA_GAMMA_OFFSET; coda_write(dev, value, CODA_CMD_ENC_SEQ_RC_GAMMA); - value = (CODA_DEFAULT_GAMMA > 0) << CODA_OPTION_GAMMA_OFFSET; - value |= (0 & CODA_OPTION_SLICEREPORT_MASK) << CODA_OPTION_SLICEREPORT_OFFSET; + if (CODA_DEFAULT_GAMMA > 0) { + if (dev->devtype->product == CODA_DX6) + value = 1 << CODADX6_OPTION_GAMMA_OFFSET; + else + value = 1 << CODA7_OPTION_GAMMA_OFFSET; + } else { + value = 0; + } coda_write(dev, value, CODA_CMD_ENC_SEQ_OPTION); if (dst_fourcc == V4L2_PIX_FMT_H264) { @@ -1145,17 +1219,23 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) } } - if (coda_command_sync(ctx, CODA_COMMAND_SEQ_INIT)) { + ret = coda_command_sync(ctx, CODA_COMMAND_SEQ_INIT); + if (ret < 0) { v4l2_err(v4l2_dev, "CODA_COMMAND_SEQ_INIT timeout\n"); - return -ETIMEDOUT; + goto out; } - if (coda_read(dev, CODA_RET_ENC_SEQ_SUCCESS) == 0) - return -EFAULT; + if (coda_read(dev, CODA_RET_ENC_SEQ_SUCCESS) == 0) { + v4l2_err(v4l2_dev, "CODA_COMMAND_SEQ_INIT failed\n"); + ret = -EFAULT; + goto out; + } ret = coda_alloc_framebuffers(ctx, q_data_src, dst_fourcc); - if (ret < 0) - return ret; + if (ret < 0) { + v4l2_err(v4l2_dev, "failed to allocate framebuffers\n"); + goto out; + } coda_write(dev, ctx->num_internal_frames, CODA_CMD_SET_FRAME_BUF_NUM); coda_write(dev, round_up(q_data_src->width, 8), CODA_CMD_SET_FRAME_BUF_STRIDE); @@ -1167,9 +1247,10 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) coda_write(dev, dev->iram_paddr + 68 * 1024, CODA7_CMD_SET_FRAME_AXI_IPACDC_ADDR); coda_write(dev, 0x0, CODA7_CMD_SET_FRAME_AXI_OVL_ADDR); } - if (coda_command_sync(ctx, CODA_COMMAND_SET_FRAME_BUF)) { + ret = coda_command_sync(ctx, CODA_COMMAND_SET_FRAME_BUF); + if (ret < 0) { v4l2_err(v4l2_dev, "CODA_COMMAND_SET_FRAME_BUF timeout\n"); - return -ETIMEDOUT; + goto out; } /* Save stream headers */ @@ -1180,33 +1261,22 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) * Get SPS in the first frame and copy it to an * intermediate buffer. */ - coda_write(dev, vb2_dma_contig_plane_dma_addr(buf, 0), CODA_CMD_ENC_HEADER_BB_START); - coda_write(dev, bitstream_size, CODA_CMD_ENC_HEADER_BB_SIZE); - coda_write(dev, CODA_HEADER_H264_SPS, CODA_CMD_ENC_HEADER_CODE); - if (coda_command_sync(ctx, CODA_COMMAND_ENCODE_HEADER)) { - v4l2_err(v4l2_dev, "CODA_COMMAND_ENCODE_HEADER timeout\n"); - return -ETIMEDOUT; - } - ctx->vpu_header_size[0] = coda_read(dev, CODA_REG_BIT_WR_PTR(ctx->idx)) - - coda_read(dev, CODA_CMD_ENC_HEADER_BB_START); - memcpy(&ctx->vpu_header[0][0], vb2_plane_vaddr(buf, 0), - ctx->vpu_header_size[0]); + ret = coda_encode_header(ctx, buf, CODA_HEADER_H264_SPS, + &ctx->vpu_header[0][0], + &ctx->vpu_header_size[0]); + if (ret < 0) + goto out; /* * Get PPS in the first frame and copy it to an * intermediate buffer. */ - coda_write(dev, vb2_dma_contig_plane_dma_addr(buf, 0), CODA_CMD_ENC_HEADER_BB_START); - coda_write(dev, bitstream_size, CODA_CMD_ENC_HEADER_BB_SIZE); - coda_write(dev, CODA_HEADER_H264_PPS, CODA_CMD_ENC_HEADER_CODE); - if (coda_command_sync(ctx, CODA_COMMAND_ENCODE_HEADER)) { - v4l2_err(v4l2_dev, "CODA_COMMAND_ENCODE_HEADER timeout\n"); - return -ETIMEDOUT; - } - ctx->vpu_header_size[1] = coda_read(dev, CODA_REG_BIT_WR_PTR(ctx->idx)) - - coda_read(dev, CODA_CMD_ENC_HEADER_BB_START); - memcpy(&ctx->vpu_header[1][0], vb2_plane_vaddr(buf, 0), - ctx->vpu_header_size[1]); + ret = coda_encode_header(ctx, buf, CODA_HEADER_H264_PPS, + &ctx->vpu_header[1][0], + &ctx->vpu_header_size[1]); + if (ret < 0) + goto out; + /* * Length of H.264 headers is variable and thus it might not be * aligned for the coda to append the encoded frame. In that is @@ -1222,48 +1292,32 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) * Get VOS in the first frame and copy it to an * intermediate buffer */ - coda_write(dev, vb2_dma_contig_plane_dma_addr(buf, 0), CODA_CMD_ENC_HEADER_BB_START); - coda_write(dev, bitstream_size, CODA_CMD_ENC_HEADER_BB_SIZE); - coda_write(dev, CODA_HEADER_MP4V_VOS, CODA_CMD_ENC_HEADER_CODE); - if (coda_command_sync(ctx, CODA_COMMAND_ENCODE_HEADER)) { - v4l2_err(v4l2_dev, "CODA_COMMAND_ENCODE_HEADER timeout\n"); - return -ETIMEDOUT; - } - ctx->vpu_header_size[0] = coda_read(dev, CODA_REG_BIT_WR_PTR(ctx->idx)) - - coda_read(dev, CODA_CMD_ENC_HEADER_BB_START); - memcpy(&ctx->vpu_header[0][0], vb2_plane_vaddr(buf, 0), - ctx->vpu_header_size[0]); - - coda_write(dev, vb2_dma_contig_plane_dma_addr(buf, 0), CODA_CMD_ENC_HEADER_BB_START); - coda_write(dev, bitstream_size, CODA_CMD_ENC_HEADER_BB_SIZE); - coda_write(dev, CODA_HEADER_MP4V_VIS, CODA_CMD_ENC_HEADER_CODE); - if (coda_command_sync(ctx, CODA_COMMAND_ENCODE_HEADER)) { - v4l2_err(v4l2_dev, "CODA_COMMAND_ENCODE_HEADER failed\n"); - return -ETIMEDOUT; - } - ctx->vpu_header_size[1] = coda_read(dev, CODA_REG_BIT_WR_PTR(ctx->idx)) - - coda_read(dev, CODA_CMD_ENC_HEADER_BB_START); - memcpy(&ctx->vpu_header[1][0], vb2_plane_vaddr(buf, 0), - ctx->vpu_header_size[1]); - - coda_write(dev, vb2_dma_contig_plane_dma_addr(buf, 0), CODA_CMD_ENC_HEADER_BB_START); - coda_write(dev, bitstream_size, CODA_CMD_ENC_HEADER_BB_SIZE); - coda_write(dev, CODA_HEADER_MP4V_VOL, CODA_CMD_ENC_HEADER_CODE); - if (coda_command_sync(ctx, CODA_COMMAND_ENCODE_HEADER)) { - v4l2_err(v4l2_dev, "CODA_COMMAND_ENCODE_HEADER failed\n"); - return -ETIMEDOUT; - } - ctx->vpu_header_size[2] = coda_read(dev, CODA_REG_BIT_WR_PTR(ctx->idx)) - - coda_read(dev, CODA_CMD_ENC_HEADER_BB_START); - memcpy(&ctx->vpu_header[2][0], vb2_plane_vaddr(buf, 0), - ctx->vpu_header_size[2]); + ret = coda_encode_header(ctx, buf, CODA_HEADER_MP4V_VOS, + &ctx->vpu_header[0][0], + &ctx->vpu_header_size[0]); + if (ret < 0) + goto out; + + ret = coda_encode_header(ctx, buf, CODA_HEADER_MP4V_VIS, + &ctx->vpu_header[1][0], + &ctx->vpu_header_size[1]); + if (ret < 0) + goto out; + + ret = coda_encode_header(ctx, buf, CODA_HEADER_MP4V_VOL, + &ctx->vpu_header[2][0], + &ctx->vpu_header_size[2]); + if (ret < 0) + goto out; break; default: /* No more formats need to save headers at the moment */ break; } - return 0; +out: + mutex_unlock(&dev->coda_mutex); + return ret; } static int coda_stop_streaming(struct vb2_queue *q) @@ -1274,26 +1328,20 @@ static int coda_stop_streaming(struct vb2_queue *q) if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "%s: output\n", __func__); - ctx->rawstreamon = 0; + ctx->streamon_out = 0; } else { v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "%s: capture\n", __func__); - ctx->compstreamon = 0; + ctx->streamon_cap = 0; } /* Don't stop the coda unless both queues are off */ - if (ctx->rawstreamon || ctx->compstreamon) + if (ctx->streamon_out || ctx->streamon_cap) return 0; - if (coda_isbusy(dev)) { - if (wait_for_completion_interruptible_timeout(&dev->done, HZ) <= 0) { - v4l2_warn(&dev->v4l2_dev, - "%s: timeout, sending SEQ_END anyway\n", __func__); - } - } - cancel_delayed_work(&dev->timeout); + mutex_lock(&dev->coda_mutex); v4l2_dbg(1, coda_debug, &dev->v4l2_dev, "%s: sent command 'SEQ_END' to coda\n", __func__); if (coda_command_sync(ctx, CODA_COMMAND_SEQ_END)) { @@ -1301,6 +1349,7 @@ static int coda_stop_streaming(struct vb2_queue *q) "CODA_COMMAND_SEQ_END failed\n"); return -ETIMEDOUT; } + mutex_unlock(&dev->coda_mutex); coda_free_framebuffers(ctx); @@ -1431,7 +1480,7 @@ static int coda_queue_init(void *priv, struct vb2_queue *src_vq, int ret; src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; - src_vq->io_modes = VB2_MMAP | VB2_USERPTR; + src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; src_vq->drv_priv = ctx; src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); src_vq->ops = &coda_qops; @@ -1443,7 +1492,7 @@ static int coda_queue_init(void *priv, struct vb2_queue *src_vq, return ret; dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - dst_vq->io_modes = VB2_MMAP | VB2_USERPTR; + dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; dst_vq->drv_priv = ctx; dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); dst_vq->ops = &coda_qops; @@ -1484,7 +1533,7 @@ static int coda_open(struct file *file) ctx->m2m_ctx = v4l2_m2m_ctx_init(dev->m2m_dev, ctx, &coda_queue_init); if (IS_ERR(ctx->m2m_ctx)) { - int ret = PTR_ERR(ctx->m2m_ctx); + ret = PTR_ERR(ctx->m2m_ctx); v4l2_err(&dev->v4l2_dev, "%s return error (%d)\n", __func__, ret); @@ -1596,12 +1645,14 @@ static irqreturn_t coda_irq_handler(int irq, void *data) ctx = v4l2_m2m_get_curr_priv(dev->m2m_dev); if (ctx == NULL) { v4l2_err(&dev->v4l2_dev, "Instance released before the end of transaction\n"); + mutex_unlock(&dev->coda_mutex); return IRQ_HANDLED; } if (ctx->aborting) { v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev, "task has been aborted\n"); + mutex_unlock(&dev->coda_mutex); return IRQ_HANDLED; } @@ -1611,8 +1662,6 @@ static irqreturn_t coda_irq_handler(int irq, void *data) return IRQ_NONE; } - complete(&dev->done); - src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx); dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx); @@ -1660,6 +1709,8 @@ static irqreturn_t coda_irq_handler(int irq, void *data) (dst_buf->v4l2_buf.flags & V4L2_BUF_FLAG_KEYFRAME) ? "KEYFRAME" : "PFRAME"); + mutex_unlock(&dev->coda_mutex); + v4l2_m2m_job_finish(ctx->dev->m2m_dev, ctx->m2m_ctx); return IRQ_HANDLED; @@ -1671,12 +1722,7 @@ static void coda_timeout(struct work_struct *work) struct coda_dev *dev = container_of(to_delayed_work(work), struct coda_dev, timeout); - if (completion_done(&dev->done)) - return; - - complete(&dev->done); - - v4l2_err(&dev->v4l2_dev, "CODA PIC_RUN timeout, stopping all streams\n"); + dev_err(&dev->plat_dev->dev, "CODA PIC_RUN timeout, stopping all streams\n"); mutex_lock(&dev->dev_mutex); list_for_each_entry(ctx, &dev->instances, list) { @@ -1684,6 +1730,10 @@ static void coda_timeout(struct work_struct *work) v4l2_m2m_streamoff(NULL, ctx->m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); } mutex_unlock(&dev->dev_mutex); + + mutex_unlock(&dev->coda_mutex); + ctx = v4l2_m2m_get_curr_priv(dev->m2m_dev); + v4l2_m2m_job_finish(ctx->dev->m2m_dev, ctx->m2m_ctx); } static u32 coda_supported_firmwares[] = { @@ -1748,6 +1798,10 @@ static int coda_hw_init(struct coda_dev *dev) } } + /* Clear registers */ + for (i = 0; i < 64; i++) + coda_write(dev, 0, CODA_REG_BIT_CODE_BUF_ADDR + i * 4); + /* Tell the BIT where to find everything it needs */ coda_write(dev, dev->workbuf.paddr, CODA_REG_BIT_WORK_BUF_ADDR); @@ -1911,16 +1965,16 @@ enum coda_platform { static const struct coda_devtype coda_devdata[] = { [CODA_IMX27] = { - .firmware = "v4l-codadx6-imx27.bin", - .product = CODA_DX6, - .formats = codadx6_formats, - .num_formats = ARRAY_SIZE(codadx6_formats), + .firmware = "v4l-codadx6-imx27.bin", + .product = CODA_DX6, + .codecs = codadx6_codecs, + .num_codecs = ARRAY_SIZE(codadx6_codecs), }, [CODA_IMX53] = { - .firmware = "v4l-coda7541-imx53.bin", - .product = CODA_7541, - .formats = coda7_formats, - .num_formats = ARRAY_SIZE(coda7_formats), + .firmware = "v4l-coda7541-imx53.bin", + .product = CODA_7541, + .codecs = coda7_codecs, + .num_codecs = ARRAY_SIZE(coda7_codecs), }, }; @@ -1962,8 +2016,6 @@ static int coda_probe(struct platform_device *pdev) spin_lock_init(&dev->irqlock); INIT_LIST_HEAD(&dev->instances); INIT_DELAYED_WORK(&dev->timeout, coda_timeout); - init_completion(&dev->done); - complete(&dev->done); dev->plat_dev = pdev; dev->clk_per = devm_clk_get(&pdev->dev, "per"); @@ -1985,17 +2037,9 @@ static int coda_probe(struct platform_device *pdev) return -ENOENT; } - if (devm_request_mem_region(&pdev->dev, res->start, - resource_size(res), CODA_NAME) == NULL) { - dev_err(&pdev->dev, "failed to request memory region\n"); - return -ENOENT; - } - dev->regs_base = devm_ioremap(&pdev->dev, res->start, - resource_size(res)); - if (!dev->regs_base) { - dev_err(&pdev->dev, "failed to ioremap address region\n"); - return -ENOENT; - } + dev->regs_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(dev->regs_base)) + return PTR_ERR(dev->regs_base); /* IRQ */ irq = platform_get_irq(pdev, 0); @@ -2025,6 +2069,7 @@ static int coda_probe(struct platform_device *pdev) return ret; mutex_init(&dev->dev_mutex); + mutex_init(&dev->coda_mutex); pdev_id = of_id ? of_id->data : platform_get_device_id(pdev); diff --git a/drivers/media/platform/coda.h b/drivers/media/platform/coda.h index f3f5e43..ace0bf0 100644 --- a/drivers/media/platform/coda.h +++ b/drivers/media/platform/coda.h @@ -96,16 +96,12 @@ #define CODA_CMD_ENC_SEQ_BB_START 0x180 #define CODA_CMD_ENC_SEQ_BB_SIZE 0x184 #define CODA_CMD_ENC_SEQ_OPTION 0x188 -#define CODA_OPTION_GAMMA_OFFSET 7 -#define CODA_OPTION_GAMMA_MASK 0x01 +#define CODA7_OPTION_GAMMA_OFFSET 8 +#define CODADX6_OPTION_GAMMA_OFFSET 7 #define CODA_OPTION_LIMITQP_OFFSET 6 -#define CODA_OPTION_LIMITQP_MASK 0x01 #define CODA_OPTION_RCINTRAQP_OFFSET 5 -#define CODA_OPTION_RCINTRAQP_MASK 0x01 #define CODA_OPTION_FMO_OFFSET 4 -#define CODA_OPTION_FMO_MASK 0x01 #define CODA_OPTION_SLICEREPORT_OFFSET 1 -#define CODA_OPTION_SLICEREPORT_MASK 0x01 #define CODA_CMD_ENC_SEQ_COD_STD 0x18c #define CODA_STD_MPEG4 0 #define CODA_STD_H263 1 @@ -117,7 +113,8 @@ #define CODADX6_PICWIDTH_OFFSET 10 #define CODADX6_PICWIDTH_MASK 0x3ff #define CODA_PICHEIGHT_OFFSET 0 -#define CODA_PICHEIGHT_MASK 0x3ff +#define CODADX6_PICHEIGHT_MASK 0x3ff +#define CODA7_PICHEIGHT_MASK 0xffff #define CODA_CMD_ENC_SEQ_SRC_F_RATE 0x194 #define CODA_CMD_ENC_SEQ_MP4_PARA 0x198 #define CODA_MP4PARAM_VERID_OFFSET 6 diff --git a/drivers/media/platform/davinci/vpbe_display.c b/drivers/media/platform/davinci/vpbe_display.c index d0b375c..e180ff7 100644 --- a/drivers/media/platform/davinci/vpbe_display.c +++ b/drivers/media/platform/davinci/vpbe_display.c @@ -944,7 +944,7 @@ static int vpbe_display_s_fmt(struct file *file, void *priv, cfg->interlaced = vpbe_dev->current_timings.interlaced; if (V4L2_PIX_FMT_UYVY == pixfmt->pixelformat) - cfg->pixfmt = PIXFMT_YCbCrI; + cfg->pixfmt = PIXFMT_YCBCRI; /* Change of the default pixel format for both video windows */ if (V4L2_PIX_FMT_NV12 == pixfmt->pixelformat) { @@ -1593,31 +1593,6 @@ static int vpbe_display_release(struct file *file) return 0; } -#ifdef CONFIG_VIDEO_ADV_DEBUG -static int vpbe_display_g_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) -{ - struct v4l2_dbg_match *match = ®->match; - struct vpbe_fh *fh = file->private_data; - struct vpbe_device *vpbe_dev = fh->disp_dev->vpbe_dev; - - if (match->type >= 2) { - v4l2_subdev_call(vpbe_dev->venc, - core, - g_register, - reg); - } - - return 0; -} - -static int vpbe_display_s_register(struct file *file, void *priv, - const struct v4l2_dbg_register *reg) -{ - return 0; -} -#endif - /* vpbe capture ioctl operations */ static const struct v4l2_ioctl_ops vpbe_ioctl_ops = { .vidioc_querycap = vpbe_display_querycap, @@ -1644,10 +1619,6 @@ static const struct v4l2_ioctl_ops vpbe_ioctl_ops = { .vidioc_s_dv_timings = vpbe_display_s_dv_timings, .vidioc_g_dv_timings = vpbe_display_g_dv_timings, .vidioc_enum_dv_timings = vpbe_display_enum_dv_timings, -#ifdef CONFIG_VIDEO_ADV_DEBUG - .vidioc_g_register = vpbe_display_g_register, - .vidioc_s_register = vpbe_display_s_register, -#endif }; static struct v4l2_file_operations vpbe_fops = { diff --git a/drivers/media/platform/davinci/vpbe_osd.c b/drivers/media/platform/davinci/vpbe_osd.c index 396a51c..6ed82e8 100644 --- a/drivers/media/platform/davinci/vpbe_osd.c +++ b/drivers/media/platform/davinci/vpbe_osd.c @@ -119,7 +119,7 @@ static inline u32 osd_modify(struct osd_state *sd, u32 mask, u32 val, #define is_rgb_pixfmt(pixfmt) \ (((pixfmt) == PIXFMT_RGB565) || ((pixfmt) == PIXFMT_RGB888)) #define is_yc_pixfmt(pixfmt) \ - (((pixfmt) == PIXFMT_YCbCrI) || ((pixfmt) == PIXFMT_YCrCbI) || \ + (((pixfmt) == PIXFMT_YCBCRI) || ((pixfmt) == PIXFMT_YCRCBI) || \ ((pixfmt) == PIXFMT_NV12)) #define MAX_WIN_SIZE OSD_VIDWIN0XP_V0X #define MAX_LINE_LENGTH (OSD_VIDWIN0OFST_V0LO << 5) @@ -360,8 +360,8 @@ static void _osd_enable_color_key(struct osd_state *sd, osd_write(sd, colorkey & OSD_TRANSPVALL_RGBL, OSD_TRANSPVALL); break; - case PIXFMT_YCbCrI: - case PIXFMT_YCrCbI: + case PIXFMT_YCBCRI: + case PIXFMT_YCRCBI: if (sd->vpbe_type == VPBE_VERSION_3) osd_modify(sd, OSD_TRANSPVALU_Y, colorkey, OSD_TRANSPVALU); @@ -813,8 +813,8 @@ static int try_layer_config(struct osd_state *sd, enum osd_layer layer, if (osd->vpbe_type == VPBE_VERSION_1) bad_config = !is_vid_win(layer); break; - case PIXFMT_YCbCrI: - case PIXFMT_YCrCbI: + case PIXFMT_YCBCRI: + case PIXFMT_YCRCBI: bad_config = !is_vid_win(layer); break; case PIXFMT_RGB888: @@ -950,9 +950,9 @@ static void _osd_set_cbcr_order(struct osd_state *sd, * The caller must ensure that all windows using YC pixfmt use the same * Cb/Cr order. */ - if (pixfmt == PIXFMT_YCbCrI) + if (pixfmt == PIXFMT_YCBCRI) osd_clear(sd, OSD_MODE_CS, OSD_MODE); - else if (pixfmt == PIXFMT_YCrCbI) + else if (pixfmt == PIXFMT_YCRCBI) osd_set(sd, OSD_MODE_CS, OSD_MODE); } @@ -981,8 +981,8 @@ static void _osd_set_layer_config(struct osd_state *sd, enum osd_layer layer, winmd |= (2 << OSD_OSDWIN0MD_BMP0MD_SHIFT); _osd_enable_rgb888_pixblend(sd, OSDWIN_OSD0); break; - case PIXFMT_YCbCrI: - case PIXFMT_YCrCbI: + case PIXFMT_YCBCRI: + case PIXFMT_YCRCBI: winmd |= (3 << OSD_OSDWIN0MD_BMP0MD_SHIFT); break; default: @@ -1128,8 +1128,8 @@ static void _osd_set_layer_config(struct osd_state *sd, enum osd_layer layer, _osd_enable_rgb888_pixblend(sd, OSDWIN_OSD1); break; - case PIXFMT_YCbCrI: - case PIXFMT_YCrCbI: + case PIXFMT_YCBCRI: + case PIXFMT_YCRCBI: winmd |= (3 << OSD_OSDWIN1MD_BMP1MD_SHIFT); break; @@ -1508,7 +1508,7 @@ static int osd_initialize(struct osd_state *osd) _osd_init(osd); /* set default Cb/Cr order */ - osd->yc_pixfmt = PIXFMT_YCbCrI; + osd->yc_pixfmt = PIXFMT_YCBCRI; if (osd->vpbe_type == VPBE_VERSION_3) { /* diff --git a/drivers/media/platform/davinci/vpif.c b/drivers/media/platform/davinci/vpif.c index ea82a8b..cd08e52 100644 --- a/drivers/media/platform/davinci/vpif.c +++ b/drivers/media/platform/davinci/vpif.c @@ -17,30 +17,26 @@ * GNU General Public License for more details. */ +#include #include +#include +#include #include #include -#include -#include -#include -#include #include +#include #include -#include - #include "vpif.h" MODULE_DESCRIPTION("TI DaVinci Video Port Interface driver"); MODULE_LICENSE("GPL"); -#define VPIF_CH0_MAX_MODES (22) -#define VPIF_CH1_MAX_MODES (02) -#define VPIF_CH2_MAX_MODES (15) -#define VPIF_CH3_MAX_MODES (02) +#define VPIF_CH0_MAX_MODES 22 +#define VPIF_CH1_MAX_MODES 2 +#define VPIF_CH2_MAX_MODES 15 +#define VPIF_CH3_MAX_MODES 2 -static resource_size_t res_len; -static struct resource *res; spinlock_t vpif_lock; void __iomem *vpif_base; @@ -423,23 +419,12 @@ EXPORT_SYMBOL(vpif_channel_getfid); static int vpif_probe(struct platform_device *pdev) { - int status = 0; + static struct resource *res; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENOENT; - - res_len = resource_size(res); - - res = request_mem_region(res->start, res_len, res->name); - if (!res) - return -EBUSY; - - vpif_base = ioremap(res->start, res_len); - if (!vpif_base) { - status = -EBUSY; - goto fail; - } + vpif_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(vpif_base)) + return PTR_ERR(vpif_base); pm_runtime_enable(&pdev->dev); pm_runtime_get(&pdev->dev); @@ -447,17 +432,11 @@ static int vpif_probe(struct platform_device *pdev) spin_lock_init(&vpif_lock); dev_info(&pdev->dev, "vpif probe success\n"); return 0; - -fail: - release_mem_region(res->start, res_len); - return status; } static int vpif_remove(struct platform_device *pdev) { pm_runtime_disable(&pdev->dev); - iounmap(vpif_base); - release_mem_region(res->start, res_len); return 0; } diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c index 5f98df1..5514175 100644 --- a/drivers/media/platform/davinci/vpif_capture.c +++ b/drivers/media/platform/davinci/vpif_capture.c @@ -18,28 +18,16 @@ * TODO : add support for VBI & HBI data service * add static buffer allocation */ -#include -#include + #include -#include -#include -#include #include -#include -#include -#include -#include -#include -#include #include -#include #include -#include + #include -#include -#include "vpif_capture.h" #include "vpif.h" +#include "vpif_capture.h" MODULE_DESCRIPTION("TI DaVinci VPIF Capture driver"); MODULE_LICENSE("GPL"); @@ -1874,66 +1862,6 @@ static int vpif_g_dv_timings(struct file *file, void *priv, } /* - * vpif_g_chip_ident() - Identify the chip - * @file: file ptr - * @priv: file handle - * @chip: chip identity - * - * Returns zero or -EINVAL if read operations fails. - */ -static int vpif_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *chip) -{ - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - if (chip->match.type != V4L2_CHIP_MATCH_I2C_DRIVER && - chip->match.type != V4L2_CHIP_MATCH_I2C_ADDR) { - vpif_dbg(2, debug, "match_type is invalid.\n"); - return -EINVAL; - } - - return v4l2_device_call_until_err(&vpif_obj.v4l2_dev, 0, core, - g_chip_ident, chip); -} - -#ifdef CONFIG_VIDEO_ADV_DEBUG -/* - * vpif_dbg_g_register() - Read register - * @file: file ptr - * @priv: file handle - * @reg: register to be read - * - * Debugging only - * Returns zero or -EINVAL if read operations fails. - */ -static int vpif_dbg_g_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg){ - struct vpif_fh *fh = priv; - struct channel_obj *ch = fh->channel; - - return v4l2_subdev_call(ch->sd, core, g_register, reg); -} - -/* - * vpif_dbg_s_register() - Write to register - * @file: file ptr - * @priv: file handle - * @reg: register to be modified - * - * Debugging only - * Returns zero or -EINVAL if write operations fails. - */ -static int vpif_dbg_s_register(struct file *file, void *priv, - const struct v4l2_dbg_register *reg) -{ - struct vpif_fh *fh = priv; - struct channel_obj *ch = fh->channel; - - return v4l2_subdev_call(ch->sd, core, s_register, reg); -} -#endif - -/* * vpif_log_status() - Status information * @file: file ptr * @priv: file handle @@ -1974,11 +1902,6 @@ static const struct v4l2_ioctl_ops vpif_ioctl_ops = { .vidioc_query_dv_timings = vpif_query_dv_timings, .vidioc_s_dv_timings = vpif_s_dv_timings, .vidioc_g_dv_timings = vpif_g_dv_timings, - .vidioc_g_chip_ident = vpif_g_chip_ident, -#ifdef CONFIG_VIDEO_ADV_DEBUG - .vidioc_g_register = vpif_dbg_g_register, - .vidioc_s_register = vpif_dbg_s_register, -#endif .vidioc_log_status = vpif_log_status, }; @@ -2092,16 +2015,13 @@ static __init int vpif_probe(struct platform_device *pdev) } while ((res = platform_get_resource(pdev, IORESOURCE_IRQ, res_idx))) { - for (i = res->start; i <= res->end; i++) { - if (request_irq(i, vpif_channel_isr, IRQF_SHARED, - "VPIF_Capture", (void *) - (&vpif_obj.dev[res_idx]->channel_id))) { - err = -EBUSY; - for (j = 0; j < i; j++) - free_irq(j, (void *) - (&vpif_obj.dev[res_idx]->channel_id)); - goto vpif_int_err; - } + err = devm_request_irq(&pdev->dev, res->start, vpif_channel_isr, + IRQF_SHARED, "VPIF_Capture", + (void *)(&vpif_obj.dev[res_idx]-> + channel_id)); + if (err) { + err = -EINVAL; + goto vpif_unregister; } res_idx++; } @@ -2117,7 +2037,7 @@ static __init int vpif_probe(struct platform_device *pdev) video_device_release(ch->video_dev); } err = -ENOMEM; - goto vpif_int_err; + goto vpif_unregister; } /* Initialize field of video device */ @@ -2170,6 +2090,7 @@ static __init int vpif_probe(struct platform_device *pdev) if (!vpif_obj.sd[i]) { vpif_err("Error registering v4l2 subdevice\n"); + err = -ENODEV; goto probe_subdev_out; } v4l2_info(&vpif_obj.v4l2_dev, "registered sub device %s\n", @@ -2217,13 +2138,9 @@ vpif_sd_error: /* Note: does nothing if ch->video_dev == NULL */ video_device_release(ch->video_dev); } -vpif_int_err: +vpif_unregister: v4l2_device_unregister(&vpif_obj.v4l2_dev); - for (i = 0; i < res_idx; i++) { - res = platform_get_resource(pdev, IORESOURCE_IRQ, i); - for (j = res->start; j <= res->end; j++) - free_irq(j, (void *)(&vpif_obj.dev[i]->channel_id)); - } + return err; } @@ -2235,17 +2152,19 @@ vpif_int_err: */ static int vpif_remove(struct platform_device *device) { - int i; struct channel_obj *ch; + int i; v4l2_device_unregister(&vpif_obj.v4l2_dev); + kfree(vpif_obj.sd); /* un-register device */ for (i = 0; i < VPIF_CAPTURE_MAX_DEVICES; i++) { /* Get the pointer to the channel object */ ch = vpif_obj.dev[i]; /* Unregister video device */ video_unregister_device(ch->video_dev); + kfree(vpif_obj.dev[i]); } return 0; } @@ -2336,47 +2255,4 @@ static __refdata struct platform_driver vpif_driver = { .remove = vpif_remove, }; -/** - * vpif_init: initialize the vpif driver - * - * This function registers device and driver to the kernel, requests irq - * handler and allocates memory - * for channel objects - */ -static __init int vpif_init(void) -{ - return platform_driver_register(&vpif_driver); -} - -/** - * vpif_cleanup : This function clean up the vpif capture resources - * - * This will un-registers device and driver to the kernel, frees - * requested irq handler and de-allocates memory allocated for channel - * objects. - */ -static void vpif_cleanup(void) -{ - struct platform_device *pdev; - struct resource *res; - int irq_num; - int i = 0; - - pdev = container_of(vpif_dev, struct platform_device, dev); - while ((res = platform_get_resource(pdev, IORESOURCE_IRQ, i))) { - for (irq_num = res->start; irq_num <= res->end; irq_num++) - free_irq(irq_num, - (void *)(&vpif_obj.dev[i]->channel_id)); - i++; - } - - platform_driver_unregister(&vpif_driver); - - kfree(vpif_obj.sd); - for (i = 0; i < VPIF_CAPTURE_MAX_DEVICES; i++) - kfree(vpif_obj.dev[i]); -} - -/* Function for module initialization and cleanup */ -module_init(vpif_init); -module_exit(vpif_cleanup); +module_platform_driver(vpif_driver); diff --git a/drivers/media/platform/davinci/vpif_capture.h b/drivers/media/platform/davinci/vpif_capture.h index 3d3c1e5..0ebb312 100644 --- a/drivers/media/platform/davinci/vpif_capture.h +++ b/drivers/media/platform/davinci/vpif_capture.h @@ -22,11 +22,8 @@ #ifdef __KERNEL__ /* Header files */ -#include -#include -#include #include -#include +#include #include "vpif.h" diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c index 1b3fb5c..e6e5736 100644 --- a/drivers/media/platform/davinci/vpif_display.c +++ b/drivers/media/platform/davinci/vpif_display.c @@ -14,33 +14,15 @@ * GNU General Public License for more details. */ -#include -#include -#include -#include -#include -#include #include -#include -#include -#include -#include -#include -#include +#include #include -#include #include -#include -#include - -#include -#include #include -#include -#include "vpif_display.h" #include "vpif.h" +#include "vpif_display.h" MODULE_DESCRIPTION("TI DaVinci VPIF Display driver"); MODULE_LICENSE("GPL"); @@ -1518,66 +1500,6 @@ static int vpif_g_dv_timings(struct file *file, void *priv, } /* - * vpif_g_chip_ident() - Identify the chip - * @file: file ptr - * @priv: file handle - * @chip: chip identity - * - * Returns zero or -EINVAL if read operations fails. - */ -static int vpif_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *chip) -{ - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - if (chip->match.type != V4L2_CHIP_MATCH_I2C_DRIVER && - chip->match.type != V4L2_CHIP_MATCH_I2C_ADDR) { - vpif_dbg(2, debug, "match_type is invalid.\n"); - return -EINVAL; - } - - return v4l2_device_call_until_err(&vpif_obj.v4l2_dev, 0, core, - g_chip_ident, chip); -} - -#ifdef CONFIG_VIDEO_ADV_DEBUG -/* - * vpif_dbg_g_register() - Read register - * @file: file ptr - * @priv: file handle - * @reg: register to be read - * - * Debugging only - * Returns zero or -EINVAL if read operations fails. - */ -static int vpif_dbg_g_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg){ - struct vpif_fh *fh = priv; - struct channel_obj *ch = fh->channel; - - return v4l2_subdev_call(ch->sd, core, g_register, reg); -} - -/* - * vpif_dbg_s_register() - Write to register - * @file: file ptr - * @priv: file handle - * @reg: register to be modified - * - * Debugging only - * Returns zero or -EINVAL if write operations fails. - */ -static int vpif_dbg_s_register(struct file *file, void *priv, - const struct v4l2_dbg_register *reg) -{ - struct vpif_fh *fh = priv; - struct channel_obj *ch = fh->channel; - - return v4l2_subdev_call(ch->sd, core, s_register, reg); -} -#endif - -/* * vpif_log_status() - Status information * @file: file ptr * @priv: file handle @@ -1616,11 +1538,6 @@ static const struct v4l2_ioctl_ops vpif_ioctl_ops = { .vidioc_enum_dv_timings = vpif_enum_dv_timings, .vidioc_s_dv_timings = vpif_s_dv_timings, .vidioc_g_dv_timings = vpif_g_dv_timings, - .vidioc_g_chip_ident = vpif_g_chip_ident, -#ifdef CONFIG_VIDEO_ADV_DEBUG - .vidioc_g_register = vpif_dbg_g_register, - .vidioc_s_register = vpif_dbg_s_register, -#endif .vidioc_log_status = vpif_log_status, }; @@ -1734,16 +1651,14 @@ static __init int vpif_probe(struct platform_device *pdev) } while ((res = platform_get_resource(pdev, IORESOURCE_IRQ, res_idx))) { - for (i = res->start; i <= res->end; i++) { - if (request_irq(i, vpif_channel_isr, IRQF_SHARED, - "VPIF_Display", (void *) - (&vpif_obj.dev[res_idx]->channel_id))) { - err = -EBUSY; - for (j = 0; j < i; j++) - free_irq(j, (void *) - (&vpif_obj.dev[res_idx]->channel_id)); - goto vpif_int_err; - } + err = devm_request_irq(&pdev->dev, res->start, vpif_channel_isr, + IRQF_SHARED, "VPIF_Display", + (void *)(&vpif_obj.dev[res_idx]-> + channel_id)); + if (err) { + err = -EINVAL; + vpif_err("VPIF IRQ request failed\n"); + goto vpif_unregister; } res_idx++; } @@ -1760,7 +1675,7 @@ static __init int vpif_probe(struct platform_device *pdev) video_device_release(ch->video_dev); } err = -ENOMEM; - goto vpif_int_err; + goto vpif_unregister; } /* Initialize field of video device */ @@ -1813,6 +1728,7 @@ static __init int vpif_probe(struct platform_device *pdev) NULL); if (!vpif_obj.sd[i]) { vpif_err("Error registering v4l2 subdevice\n"); + err = -ENODEV; goto probe_subdev_out; } @@ -1893,14 +1809,8 @@ vpif_sd_error: /* Note: does nothing if ch->video_dev == NULL */ video_device_release(ch->video_dev); } -vpif_int_err: +vpif_unregister: v4l2_device_unregister(&vpif_obj.v4l2_dev); - vpif_err("VPIF IRQ request failed\n"); - for (i = 0; i < res_idx; i++) { - res = platform_get_resource(pdev, IORESOURCE_IRQ, i); - for (j = res->start; j <= res->end; j++) - free_irq(j, (void *)(&vpif_obj.dev[i]->channel_id)); - } return err; } @@ -1915,6 +1825,7 @@ static int vpif_remove(struct platform_device *device) v4l2_device_unregister(&vpif_obj.v4l2_dev); + kfree(vpif_obj.sd); /* un-register device */ for (i = 0; i < VPIF_DISPLAY_MAX_DEVICES; i++) { /* Get the pointer to the channel object */ @@ -1923,6 +1834,7 @@ static int vpif_remove(struct platform_device *device) video_unregister_device(ch->video_dev); ch->video_dev = NULL; + kfree(vpif_obj.dev[i]); } return 0; @@ -2008,37 +1920,4 @@ static __refdata struct platform_driver vpif_driver = { .remove = vpif_remove, }; -static __init int vpif_init(void) -{ - return platform_driver_register(&vpif_driver); -} - -/* - * vpif_cleanup: This function un-registers device and driver to the kernel, - * frees requested irq handler and de-allocates memory allocated for channel - * objects. - */ -static void vpif_cleanup(void) -{ - struct platform_device *pdev; - struct resource *res; - int irq_num; - int i = 0; - - pdev = container_of(vpif_dev, struct platform_device, dev); - - while ((res = platform_get_resource(pdev, IORESOURCE_IRQ, i))) { - for (irq_num = res->start; irq_num <= res->end; irq_num++) - free_irq(irq_num, - (void *)(&vpif_obj.dev[i]->channel_id)); - i++; - } - - platform_driver_unregister(&vpif_driver); - kfree(vpif_obj.sd); - for (i = 0; i < VPIF_DISPLAY_MAX_DEVICES; i++) - kfree(vpif_obj.dev[i]); -} - -module_init(vpif_init); -module_exit(vpif_cleanup); +module_platform_driver(vpif_driver); diff --git a/drivers/media/platform/davinci/vpif_display.h b/drivers/media/platform/davinci/vpif_display.h index a5a18f7..5d87fc8 100644 --- a/drivers/media/platform/davinci/vpif_display.h +++ b/drivers/media/platform/davinci/vpif_display.h @@ -17,11 +17,8 @@ #define DAVINCIHD_DISPLAY_H /* Header files */ -#include -#include -#include #include -#include +#include #include "vpif.h" diff --git a/drivers/media/platform/exynos-gsc/gsc-core.c b/drivers/media/platform/exynos-gsc/gsc-core.c index 33b5ffc..559fab2 100644 --- a/drivers/media/platform/exynos-gsc/gsc-core.c +++ b/drivers/media/platform/exynos-gsc/gsc-core.c @@ -988,7 +988,7 @@ static void *gsc_get_drv_data(struct platform_device *pdev) if (pdev->dev.of_node) { const struct of_device_id *match; - match = of_match_node(of_match_ptr(exynos_gsc_match), + match = of_match_node(exynos_gsc_match, pdev->dev.of_node); if (match) driver_data = (struct gsc_driverdata *)match->data; diff --git a/drivers/media/platform/exynos4-is/Kconfig b/drivers/media/platform/exynos4-is/Kconfig index 436a62a..53ad0f0 100644 --- a/drivers/media/platform/exynos4-is/Kconfig +++ b/drivers/media/platform/exynos4-is/Kconfig @@ -9,12 +9,16 @@ config VIDEO_SAMSUNG_EXYNOS4_IS if VIDEO_SAMSUNG_EXYNOS4_IS +config VIDEO_EXYNOS4_IS_COMMON + tristate + config VIDEO_S5P_FIMC tristate "S5P/EXYNOS4 FIMC/CAMIF camera interface driver" depends on I2C select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV select MFD_SYSCON if OF + select VIDEO_EXYNOS4_IS_COMMON help This is a V4L2 driver for Samsung S5P and EXYNOS4 SoC camera host interface and video postprocessor (FIMC) devices. @@ -39,6 +43,7 @@ config VIDEO_EXYNOS_FIMC_LITE tristate "EXYNOS FIMC-LITE camera interface driver" depends on I2C select VIDEOBUF2_DMA_CONTIG + select VIDEO_EXYNOS4_IS_COMMON help This is a V4L2 driver for Samsung EXYNOS4/5 SoC FIMC-LITE camera host interface. diff --git a/drivers/media/platform/exynos4-is/Makefile b/drivers/media/platform/exynos4-is/Makefile index f25f463..c2ff29b 100644 --- a/drivers/media/platform/exynos4-is/Makefile +++ b/drivers/media/platform/exynos4-is/Makefile @@ -1,10 +1,13 @@ s5p-fimc-objs := fimc-core.o fimc-reg.o fimc-m2m.o fimc-capture.o media-dev.o exynos-fimc-lite-objs += fimc-lite-reg.o fimc-lite.o +s5p-csis-objs := mipi-csis.o +exynos4-is-common-objs := common.o + exynos-fimc-is-objs := fimc-is.o fimc-isp.o fimc-is-sensor.o fimc-is-regs.o exynos-fimc-is-objs += fimc-is-param.o fimc-is-errno.o fimc-is-i2c.o -s5p-csis-objs := mipi-csis.o obj-$(CONFIG_VIDEO_S5P_MIPI_CSIS) += s5p-csis.o obj-$(CONFIG_VIDEO_EXYNOS_FIMC_LITE) += exynos-fimc-lite.o obj-$(CONFIG_VIDEO_EXYNOS4_FIMC_IS) += exynos-fimc-is.o obj-$(CONFIG_VIDEO_S5P_FIMC) += s5p-fimc.o +obj-$(CONFIG_VIDEO_EXYNOS4_IS_COMMON) += exynos4-is-common.o diff --git a/drivers/media/platform/exynos4-is/common.c b/drivers/media/platform/exynos4-is/common.c new file mode 100644 index 0000000..0ec210b --- /dev/null +++ b/drivers/media/platform/exynos4-is/common.c @@ -0,0 +1,53 @@ +/* + * Samsung S5P/EXYNOS4 SoC Camera Subsystem driver + * + * Copyright (C) 2013 Samsung Electronics Co., Ltd. + * Author: Sylwester Nawrocki + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include "common.h" + +/* Called with the media graph mutex held or entity->stream_count > 0. */ +struct v4l2_subdev *fimc_find_remote_sensor(struct media_entity *entity) +{ + struct media_pad *pad = &entity->pads[0]; + struct v4l2_subdev *sd; + + while (pad->flags & MEDIA_PAD_FL_SINK) { + /* source pad */ + pad = media_entity_remote_pad(pad); + if (pad == NULL || + media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV) + break; + + sd = media_entity_to_v4l2_subdev(pad->entity); + + if (sd->grp_id == GRP_ID_FIMC_IS_SENSOR || + sd->grp_id == GRP_ID_SENSOR) + return sd; + /* sink pad */ + pad = &sd->entity.pads[0]; + } + return NULL; +} +EXPORT_SYMBOL(fimc_find_remote_sensor); + +void __fimc_vidioc_querycap(struct device *dev, struct v4l2_capability *cap, + unsigned int caps) +{ + strlcpy(cap->driver, dev->driver->name, sizeof(cap->driver)); + strlcpy(cap->card, dev->driver->name, sizeof(cap->card)); + snprintf(cap->bus_info, sizeof(cap->bus_info), + "platform:%s", dev_name(dev)); + cap->device_caps = caps; + cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; +} +EXPORT_SYMBOL(__fimc_vidioc_querycap); + +MODULE_LICENSE("GPL"); diff --git a/drivers/media/platform/exynos4-is/common.h b/drivers/media/platform/exynos4-is/common.h new file mode 100644 index 0000000..75b9c71 --- /dev/null +++ b/drivers/media/platform/exynos4-is/common.h @@ -0,0 +1,16 @@ +/* + * Copyright (C) 2013 Samsung Electronics Co., Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include + +struct v4l2_subdev *fimc_find_remote_sensor(struct media_entity *entity); +void __fimc_vidioc_querycap(struct device *dev, struct v4l2_capability *cap, + unsigned int caps); diff --git a/drivers/media/platform/exynos4-is/fimc-capture.c b/drivers/media/platform/exynos4-is/fimc-capture.c index 528f413..fb27ff7 100644 --- a/drivers/media/platform/exynos4-is/fimc-capture.c +++ b/drivers/media/platform/exynos4-is/fimc-capture.c @@ -27,9 +27,10 @@ #include #include -#include "media-dev.h" +#include "common.h" #include "fimc-core.h" #include "fimc-reg.h" +#include "media-dev.h" static int fimc_capture_hw_init(struct fimc_dev *fimc) { @@ -119,8 +120,7 @@ static int fimc_capture_state_cleanup(struct fimc_dev *fimc, bool suspend) spin_unlock_irqrestore(&fimc->slock, flags); if (streaming) - return fimc_pipeline_call(fimc, set_stream, - &fimc->pipeline, 0); + return fimc_pipeline_call(&cap->ve, set_stream, 0); else return 0; } @@ -178,8 +178,9 @@ static int fimc_capture_config_update(struct fimc_ctx *ctx) void fimc_capture_irq_handler(struct fimc_dev *fimc, int deq_buf) { - struct v4l2_subdev *csis = fimc->pipeline.subdevs[IDX_CSIS]; struct fimc_vid_cap *cap = &fimc->vid_cap; + struct fimc_pipeline *p = to_fimc_pipeline(cap->ve.pipe); + struct v4l2_subdev *csis = p->subdevs[IDX_CSIS]; struct fimc_frame *f = &cap->ctx->d_frame; struct fimc_vid_buffer *v_buf; struct timeval *tv; @@ -287,8 +288,7 @@ static int start_streaming(struct vb2_queue *q, unsigned int count) fimc_activate_capture(ctx); if (!test_and_set_bit(ST_CAPT_ISP_STREAM, &fimc->state)) - return fimc_pipeline_call(fimc, set_stream, - &fimc->pipeline, 1); + return fimc_pipeline_call(&vid_cap->ve, set_stream, 1); } return 0; @@ -312,7 +312,7 @@ int fimc_capture_suspend(struct fimc_dev *fimc) int ret = fimc_stop_capture(fimc, suspend); if (ret) return ret; - return fimc_pipeline_call(fimc, close, &fimc->pipeline); + return fimc_pipeline_call(&fimc->vid_cap.ve, close); } static void buffer_queue(struct vb2_buffer *vb); @@ -320,6 +320,7 @@ static void buffer_queue(struct vb2_buffer *vb); int fimc_capture_resume(struct fimc_dev *fimc) { struct fimc_vid_cap *vid_cap = &fimc->vid_cap; + struct exynos_video_entity *ve = &vid_cap->ve; struct fimc_vid_buffer *buf; int i; @@ -328,8 +329,7 @@ int fimc_capture_resume(struct fimc_dev *fimc) INIT_LIST_HEAD(&fimc->vid_cap.active_buf_q); vid_cap->buf_index = 0; - fimc_pipeline_call(fimc, open, &fimc->pipeline, - &vid_cap->vfd.entity, false); + fimc_pipeline_call(ve, open, &ve->vdev.entity, false); fimc_capture_hw_init(fimc); clear_bit(ST_CAPT_SUSPENDED, &fimc->state); @@ -397,7 +397,7 @@ static int buffer_prepare(struct vb2_buffer *vb) unsigned long size = ctx->d_frame.payload[i]; if (vb2_plane_size(vb, i) < size) { - v4l2_err(&ctx->fimc_dev->vid_cap.vfd, + v4l2_err(&ctx->fimc_dev->vid_cap.ve.vdev, "User buffer too small (%ld < %ld)\n", vb2_plane_size(vb, i), size); return -EINVAL; @@ -415,6 +415,7 @@ static void buffer_queue(struct vb2_buffer *vb) struct fimc_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); struct fimc_dev *fimc = ctx->fimc_dev; struct fimc_vid_cap *vid_cap = &fimc->vid_cap; + struct exynos_video_entity *ve = &vid_cap->ve; unsigned long flags; int min_bufs; @@ -452,9 +453,9 @@ static void buffer_queue(struct vb2_buffer *vb) if (test_and_set_bit(ST_CAPT_ISP_STREAM, &fimc->state)) return; - ret = fimc_pipeline_call(fimc, set_stream, &fimc->pipeline, 1); + ret = fimc_pipeline_call(ve, set_stream, 1); if (ret < 0) - v4l2_err(&vid_cap->vfd, "stream on failed: %d\n", ret); + v4l2_err(&ve->vdev, "stream on failed: %d\n", ret); return; } spin_unlock_irqrestore(&fimc->slock, flags); @@ -470,44 +471,17 @@ static struct vb2_ops fimc_capture_qops = { .stop_streaming = stop_streaming, }; -/** - * fimc_capture_ctrls_create - initialize the control handler - * Initialize the capture video node control handler and fill it - * with the FIMC controls. Inherit any sensor's controls if the - * 'user_subdev_api' flag is false (default behaviour). - * This function need to be called with the graph mutex held. - */ -int fimc_capture_ctrls_create(struct fimc_dev *fimc) -{ - struct fimc_vid_cap *vid_cap = &fimc->vid_cap; - struct v4l2_subdev *sensor = fimc->pipeline.subdevs[IDX_SENSOR]; - int ret; - - if (WARN_ON(vid_cap->ctx == NULL)) - return -ENXIO; - if (vid_cap->ctx->ctrls.ready) - return 0; - - ret = fimc_ctrls_create(vid_cap->ctx); - - if (ret || vid_cap->user_subdev_api || !sensor || - !vid_cap->ctx->ctrls.ready) - return ret; - - return v4l2_ctrl_add_handler(&vid_cap->ctx->ctrls.handler, - sensor->ctrl_handler, NULL); -} - static int fimc_capture_set_default_format(struct fimc_dev *fimc); static int fimc_capture_open(struct file *file) { struct fimc_dev *fimc = video_drvdata(file); + struct fimc_vid_cap *vc = &fimc->vid_cap; + struct exynos_video_entity *ve = &vc->ve; int ret = -EBUSY; dbg("pid: %d, state: 0x%lx", task_pid_nr(current), fimc->state); - fimc_md_graph_lock(fimc); mutex_lock(&fimc->lock); if (fimc_m2m_active(fimc)) @@ -520,31 +494,42 @@ static int fimc_capture_open(struct file *file) ret = v4l2_fh_open(file); if (ret) { - pm_runtime_put(&fimc->pdev->dev); + pm_runtime_put_sync(&fimc->pdev->dev); goto unlock; } if (v4l2_fh_is_singular_file(file)) { - ret = fimc_pipeline_call(fimc, open, &fimc->pipeline, - &fimc->vid_cap.vfd.entity, true); + fimc_md_graph_lock(ve); - if (!ret && !fimc->vid_cap.user_subdev_api) - ret = fimc_capture_set_default_format(fimc); + ret = fimc_pipeline_call(ve, open, &ve->vdev.entity, true); - if (!ret) - ret = fimc_capture_ctrls_create(fimc); + if (ret == 0 && vc->user_subdev_api && vc->inh_sensor_ctrls) { + /* + * Recreate controls of the the video node to drop + * any controls inherited from the sensor subdev. + */ + fimc_ctrls_delete(vc->ctx); + + ret = fimc_ctrls_create(vc->ctx); + if (ret == 0) + vc->inh_sensor_ctrls = false; + } + if (ret == 0) + ve->vdev.entity.use_count++; + + fimc_md_graph_unlock(ve); + + if (ret == 0) + ret = fimc_capture_set_default_format(fimc); if (ret < 0) { clear_bit(ST_CAPT_BUSY, &fimc->state); pm_runtime_put_sync(&fimc->pdev->dev); v4l2_fh_release(file); - } else { - fimc->vid_cap.refcnt++; } } unlock: mutex_unlock(&fimc->lock); - fimc_md_graph_unlock(fimc); return ret; } @@ -552,30 +537,31 @@ static int fimc_capture_release(struct file *file) { struct fimc_dev *fimc = video_drvdata(file); struct fimc_vid_cap *vc = &fimc->vid_cap; + bool close = v4l2_fh_is_singular_file(file); int ret; dbg("pid: %d, state: 0x%lx", task_pid_nr(current), fimc->state); mutex_lock(&fimc->lock); - if (v4l2_fh_is_singular_file(file)) { - if (vc->streaming) { - media_entity_pipeline_stop(&vc->vfd.entity); - vc->streaming = false; - } - clear_bit(ST_CAPT_BUSY, &fimc->state); - fimc_stop_capture(fimc, false); - fimc_pipeline_call(fimc, close, &fimc->pipeline); - clear_bit(ST_CAPT_SUSPENDED, &fimc->state); - fimc->vid_cap.refcnt--; + if (close && vc->streaming) { + media_entity_pipeline_stop(&vc->ve.vdev.entity); + vc->streaming = false; } - pm_runtime_put(&fimc->pdev->dev); + ret = vb2_fop_release(file); - if (v4l2_fh_is_singular_file(file)) - fimc_ctrls_delete(fimc->vid_cap.ctx); + if (close) { + clear_bit(ST_CAPT_BUSY, &fimc->state); + fimc_pipeline_call(&vc->ve, close); + clear_bit(ST_CAPT_SUSPENDED, &fimc->state); - ret = vb2_fop_release(file); + fimc_md_graph_lock(&vc->ve); + vc->ve.vdev.entity.use_count--; + fimc_md_graph_unlock(&vc->ve); + } + + pm_runtime_put_sync(&fimc->pdev->dev); mutex_unlock(&fimc->lock); return ret; @@ -773,7 +759,7 @@ static struct media_entity *fimc_pipeline_get_head(struct media_entity *me) struct media_pad *pad = &me->pads[0]; while (!(pad->flags & MEDIA_PAD_FL_SOURCE)) { - pad = media_entity_remote_source(pad); + pad = media_entity_remote_pad(pad); if (!pad) break; me = pad->entity; @@ -797,7 +783,8 @@ static int fimc_pipeline_try_format(struct fimc_ctx *ctx, bool set) { struct fimc_dev *fimc = ctx->fimc_dev; - struct v4l2_subdev *sd = fimc->pipeline.subdevs[IDX_SENSOR]; + struct fimc_pipeline *p = to_fimc_pipeline(fimc->vid_cap.ve.pipe); + struct v4l2_subdev *sd = p->subdevs[IDX_SENSOR]; struct v4l2_subdev_format sfmt; struct v4l2_mbus_framefmt *mf = &sfmt.format; struct media_entity *me; @@ -845,7 +832,7 @@ static int fimc_pipeline_try_format(struct fimc_ctx *ctx, return ret; } - pad = media_entity_remote_source(&me->pads[sfmt.pad]); + pad = media_entity_remote_pad(&me->pads[sfmt.pad]); if (!pad) return -EINVAL; me = pad->entity; @@ -929,57 +916,101 @@ static int fimc_cap_g_fmt_mplane(struct file *file, void *fh, return 0; } -static int fimc_cap_try_fmt_mplane(struct file *file, void *fh, - struct v4l2_format *f) +/* + * Try or set format on the fimc.X.capture video node and additionally + * on the whole pipeline if @try is false. + * Locking: the caller must _not_ hold the graph mutex. + */ +static int __video_try_or_set_format(struct fimc_dev *fimc, + struct v4l2_format *f, bool try, + struct fimc_fmt **inp_fmt, + struct fimc_fmt **out_fmt) { struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp; - struct fimc_dev *fimc = video_drvdata(file); - struct fimc_ctx *ctx = fimc->vid_cap.ctx; - struct v4l2_mbus_framefmt mf; - struct fimc_fmt *ffmt = NULL; + struct fimc_vid_cap *vc = &fimc->vid_cap; + struct exynos_video_entity *ve = &vc->ve; + struct fimc_ctx *ctx = vc->ctx; + unsigned int width = 0, height = 0; int ret = 0; - fimc_md_graph_lock(fimc); - mutex_lock(&fimc->lock); - + /* Pre-configure format at the camera input interface, for JPEG only */ if (fimc_jpeg_fourcc(pix->pixelformat)) { fimc_capture_try_format(ctx, &pix->width, &pix->height, NULL, &pix->pixelformat, FIMC_SD_PAD_SINK_CAM); - ctx->s_frame.f_width = pix->width; - ctx->s_frame.f_height = pix->height; + if (try) { + width = pix->width; + height = pix->height; + } else { + ctx->s_frame.f_width = pix->width; + ctx->s_frame.f_height = pix->height; + } } - ffmt = fimc_capture_try_format(ctx, &pix->width, &pix->height, - NULL, &pix->pixelformat, - FIMC_SD_PAD_SOURCE); - if (!ffmt) { - ret = -EINVAL; - goto unlock; + + /* Try the format at the scaler and the DMA output */ + *out_fmt = fimc_capture_try_format(ctx, &pix->width, &pix->height, + NULL, &pix->pixelformat, + FIMC_SD_PAD_SOURCE); + if (*out_fmt == NULL) + return -EINVAL; + + /* Restore image width/height for JPEG (no resizing supported). */ + if (try && fimc_jpeg_fourcc(pix->pixelformat)) { + pix->width = width; + pix->height = height; } - if (!fimc->vid_cap.user_subdev_api) { - mf.width = pix->width; - mf.height = pix->height; - mf.code = ffmt->mbus_code; - fimc_pipeline_try_format(ctx, &mf, &ffmt, false); - pix->width = mf.width; - pix->height = mf.height; - if (ffmt) - pix->pixelformat = ffmt->fourcc; + /* Try to match format at the host and the sensor */ + if (!vc->user_subdev_api) { + struct v4l2_mbus_framefmt mbus_fmt; + struct v4l2_mbus_framefmt *mf; + + mf = try ? &mbus_fmt : &fimc->vid_cap.ci_fmt; + + mf->code = (*out_fmt)->mbus_code; + mf->width = pix->width; + mf->height = pix->height; + + fimc_md_graph_lock(ve); + ret = fimc_pipeline_try_format(ctx, mf, inp_fmt, try); + fimc_md_graph_unlock(ve); + + if (ret < 0) + return ret; + + pix->width = mf->width; + pix->height = mf->height; } - fimc_adjust_mplane_format(ffmt, pix->width, pix->height, pix); + fimc_adjust_mplane_format(*out_fmt, pix->width, pix->height, pix); - if (ffmt->flags & FMT_FLAGS_COMPRESSED) - fimc_get_sensor_frame_desc(fimc->pipeline.subdevs[IDX_SENSOR], - pix->plane_fmt, ffmt->memplanes, true); -unlock: - mutex_unlock(&fimc->lock); - fimc_md_graph_unlock(fimc); + if ((*out_fmt)->flags & FMT_FLAGS_COMPRESSED) { + struct v4l2_subdev *sensor; + + fimc_md_graph_lock(ve); + + sensor = __fimc_md_get_subdev(ve->pipe, IDX_SENSOR); + if (sensor) + fimc_get_sensor_frame_desc(sensor, pix->plane_fmt, + (*out_fmt)->memplanes, try); + else + ret = -EPIPE; + + fimc_md_graph_unlock(ve); + } return ret; } +static int fimc_cap_try_fmt_mplane(struct file *file, void *fh, + struct v4l2_format *f) +{ + struct fimc_dev *fimc = video_drvdata(file); + struct fimc_fmt *out_fmt = NULL, *inp_fmt = NULL; + + return __video_try_or_set_format(fimc, f, true, &inp_fmt, &out_fmt); +} + static void fimc_capture_mark_jpeg_xfer(struct fimc_ctx *ctx, enum fimc_color_fmt color) { @@ -997,57 +1028,23 @@ static void fimc_capture_mark_jpeg_xfer(struct fimc_ctx *ctx, static int __fimc_capture_set_format(struct fimc_dev *fimc, struct v4l2_format *f) { - struct fimc_ctx *ctx = fimc->vid_cap.ctx; + struct fimc_vid_cap *vc = &fimc->vid_cap; + struct fimc_ctx *ctx = vc->ctx; struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp; - struct v4l2_mbus_framefmt *mf = &fimc->vid_cap.ci_fmt; struct fimc_frame *ff = &ctx->d_frame; - struct fimc_fmt *s_fmt = NULL; + struct fimc_fmt *inp_fmt = NULL; int ret, i; if (vb2_is_busy(&fimc->vid_cap.vbq)) return -EBUSY; - /* Pre-configure format at camera interface input, for JPEG only */ - if (fimc_jpeg_fourcc(pix->pixelformat)) { - fimc_capture_try_format(ctx, &pix->width, &pix->height, - NULL, &pix->pixelformat, - FIMC_SD_PAD_SINK_CAM); - ctx->s_frame.f_width = pix->width; - ctx->s_frame.f_height = pix->height; - } - /* Try the format at the scaler and the DMA output */ - ff->fmt = fimc_capture_try_format(ctx, &pix->width, &pix->height, - NULL, &pix->pixelformat, - FIMC_SD_PAD_SOURCE); - if (!ff->fmt) - return -EINVAL; + ret = __video_try_or_set_format(fimc, f, false, &inp_fmt, &ff->fmt); + if (ret < 0) + return ret; /* Update RGB Alpha control state and value range */ fimc_alpha_ctrl_update(ctx); - /* Try to match format at the host and the sensor */ - if (!fimc->vid_cap.user_subdev_api) { - mf->code = ff->fmt->mbus_code; - mf->width = pix->width; - mf->height = pix->height; - ret = fimc_pipeline_try_format(ctx, mf, &s_fmt, true); - if (ret) - return ret; - - pix->width = mf->width; - pix->height = mf->height; - } - - fimc_adjust_mplane_format(ff->fmt, pix->width, pix->height, pix); - - if (ff->fmt->flags & FMT_FLAGS_COMPRESSED) { - ret = fimc_get_sensor_frame_desc(fimc->pipeline.subdevs[IDX_SENSOR], - pix->plane_fmt, ff->fmt->memplanes, - true); - if (ret < 0) - return ret; - } - for (i = 0; i < ff->fmt->memplanes; i++) { ff->bytesperline[i] = pix->plane_fmt[i].bytesperline; ff->payload[i] = pix->plane_fmt[i].sizeimage; @@ -1061,8 +1058,8 @@ static int __fimc_capture_set_format(struct fimc_dev *fimc, fimc_capture_mark_jpeg_xfer(ctx, ff->fmt->color); /* Reset cropping and set format at the camera interface input */ - if (!fimc->vid_cap.user_subdev_api) { - ctx->s_frame.fmt = s_fmt; + if (!vc->user_subdev_api) { + ctx->s_frame.fmt = inp_fmt; set_frame_bounds(&ctx->s_frame, pix->width, pix->height); set_frame_crop(&ctx->s_frame, 0, 0, pix->width, pix->height); } @@ -1074,37 +1071,28 @@ static int fimc_cap_s_fmt_mplane(struct file *file, void *priv, struct v4l2_format *f) { struct fimc_dev *fimc = video_drvdata(file); - int ret; - fimc_md_graph_lock(fimc); - mutex_lock(&fimc->lock); - /* - * The graph is walked within __fimc_capture_set_format() to set - * the format at subdevs thus the graph mutex needs to be held at - * this point and acquired before the video mutex, to avoid AB-BA - * deadlock when fimc_md_link_notify() is called by other thread. - * Ideally the graph walking and setting format at the whole pipeline - * should be removed from this driver and handled in userspace only. - */ - ret = __fimc_capture_set_format(fimc, f); - - mutex_unlock(&fimc->lock); - fimc_md_graph_unlock(fimc); - return ret; + return __fimc_capture_set_format(fimc, f); } static int fimc_cap_enum_input(struct file *file, void *priv, struct v4l2_input *i) { struct fimc_dev *fimc = video_drvdata(file); - struct v4l2_subdev *sd = fimc->pipeline.subdevs[IDX_SENSOR]; + struct exynos_video_entity *ve = &fimc->vid_cap.ve; + struct v4l2_subdev *sd; if (i->index != 0) return -EINVAL; i->type = V4L2_INPUT_TYPE_CAMERA; + fimc_md_graph_lock(ve); + sd = __fimc_md_get_subdev(ve->pipe, IDX_SENSOR); + fimc_md_graph_unlock(ve); + if (sd) strlcpy(i->name, sd->name, sizeof(i->name)); + return 0; } @@ -1130,6 +1118,7 @@ static int fimc_pipeline_validate(struct fimc_dev *fimc) struct v4l2_subdev_format sink_fmt, src_fmt; struct fimc_vid_cap *vc = &fimc->vid_cap; struct v4l2_subdev *sd = &vc->subdev; + struct fimc_pipeline *p = to_fimc_pipeline(vc->ve.pipe); struct media_pad *sink_pad, *src_pad; int i, ret; @@ -1146,7 +1135,7 @@ static int fimc_pipeline_validate(struct fimc_dev *fimc) if (p->flags & MEDIA_PAD_FL_SINK) { sink_pad = p; - src_pad = media_entity_remote_source(sink_pad); + src_pad = media_entity_remote_pad(sink_pad); if (src_pad) break; } @@ -1183,7 +1172,7 @@ static int fimc_pipeline_validate(struct fimc_dev *fimc) src_fmt.format.code != sink_fmt.format.code) return -EPIPE; - if (sd == fimc->pipeline.subdevs[IDX_SENSOR] && + if (sd == p->subdevs[IDX_SENSOR] && fimc_user_defined_mbus_fmt(src_fmt.format.code)) { struct v4l2_plane_pix_format plane_fmt[FIMC_MAX_PLANES]; struct fimc_frame *frame = &vc->ctx->d_frame; @@ -1207,9 +1196,8 @@ static int fimc_cap_streamon(struct file *file, void *priv, enum v4l2_buf_type type) { struct fimc_dev *fimc = video_drvdata(file); - struct fimc_pipeline *p = &fimc->pipeline; struct fimc_vid_cap *vc = &fimc->vid_cap; - struct media_entity *entity = &vc->vfd.entity; + struct media_entity *entity = &vc->ve.vdev.entity; struct fimc_source_info *si = NULL; struct v4l2_subdev *sd; int ret; @@ -1217,11 +1205,11 @@ static int fimc_cap_streamon(struct file *file, void *priv, if (fimc_capture_active(fimc)) return -EBUSY; - ret = media_entity_pipeline_start(entity, p->m_pipeline); + ret = media_entity_pipeline_start(entity, &vc->ve.pipe->mp); if (ret < 0) return ret; - sd = p->subdevs[IDX_SENSOR]; + sd = __fimc_md_get_subdev(vc->ve.pipe, IDX_SENSOR); if (sd) si = v4l2_get_subdev_hostdata(sd); @@ -1259,14 +1247,15 @@ static int fimc_cap_streamoff(struct file *file, void *priv, enum v4l2_buf_type type) { struct fimc_dev *fimc = video_drvdata(file); + struct fimc_vid_cap *vc = &fimc->vid_cap; int ret; ret = vb2_ioctl_streamoff(file, priv, type); if (ret < 0) return ret; - media_entity_pipeline_stop(&fimc->vid_cap.vfd.entity); - fimc->vid_cap.streaming = false; + media_entity_pipeline_stop(&vc->ve.vdev.entity); + vc->streaming = false; return 0; } @@ -1405,6 +1394,8 @@ static int fimc_link_setup(struct media_entity *entity, { struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity); struct fimc_dev *fimc = v4l2_get_subdevdata(sd); + struct fimc_vid_cap *vc = &fimc->vid_cap; + struct v4l2_subdev *sensor; if (media_entity_type(remote->entity) != MEDIA_ENT_T_V4L2_SUBDEV) return -EINVAL; @@ -1416,15 +1407,26 @@ static int fimc_link_setup(struct media_entity *entity, local->entity->name, remote->entity->name, flags, fimc->vid_cap.input); - if (flags & MEDIA_LNK_FL_ENABLED) { - if (fimc->vid_cap.input != 0) - return -EBUSY; - fimc->vid_cap.input = sd->grp_id; + if (!(flags & MEDIA_LNK_FL_ENABLED)) { + fimc->vid_cap.input = 0; return 0; } - fimc->vid_cap.input = 0; - return 0; + if (vc->input != 0) + return -EBUSY; + + vc->input = sd->grp_id; + + if (vc->user_subdev_api || vc->inh_sensor_ctrls) + return 0; + + /* Inherit V4L2 controls from the image sensor subdev. */ + sensor = fimc_find_remote_sensor(&vc->subdev.entity); + if (sensor == NULL) + return 0; + + return v4l2_ctrl_add_handler(&vc->ctx->ctrls.handler, + sensor->ctrl_handler, NULL); } static const struct media_entity_operations fimc_sd_media_ops = { @@ -1720,8 +1722,8 @@ static int fimc_capture_set_default_format(struct fimc_dev *fimc) struct v4l2_format fmt = { .type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE, .fmt.pix_mp = { - .width = 640, - .height = 480, + .width = FIMC_DEFAULT_WIDTH, + .height = FIMC_DEFAULT_HEIGHT, .pixelformat = V4L2_PIX_FMT_YUYV, .field = V4L2_FIELD_NONE, .colorspace = V4L2_COLORSPACE_JPEG, @@ -1735,10 +1737,11 @@ static int fimc_capture_set_default_format(struct fimc_dev *fimc) static int fimc_register_capture_device(struct fimc_dev *fimc, struct v4l2_device *v4l2_dev) { - struct video_device *vfd = &fimc->vid_cap.vfd; + struct video_device *vfd = &fimc->vid_cap.ve.vdev; struct vb2_queue *q = &fimc->vid_cap.vbq; struct fimc_ctx *ctx; struct fimc_vid_cap *vid_cap; + struct fimc_fmt *fmt; int ret = -ENOMEM; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); @@ -1784,22 +1787,34 @@ static int fimc_register_capture_device(struct fimc_dev *fimc, ret = vb2_queue_init(q); if (ret) - goto err_ent; + goto err_free_ctx; + + /* Default format configuration */ + fmt = fimc_find_format(NULL, NULL, FMT_FLAGS_CAM, 0); + vid_cap->ci_fmt.width = FIMC_DEFAULT_WIDTH; + vid_cap->ci_fmt.height = FIMC_DEFAULT_HEIGHT; + vid_cap->ci_fmt.code = fmt->mbus_code; + + ctx->s_frame.width = FIMC_DEFAULT_WIDTH; + ctx->s_frame.height = FIMC_DEFAULT_HEIGHT; + ctx->s_frame.fmt = fmt; + + fmt = fimc_find_format(NULL, NULL, FMT_FLAGS_WRITEBACK, 0); + vid_cap->wb_fmt = vid_cap->ci_fmt; + vid_cap->wb_fmt.code = fmt->mbus_code; vid_cap->vd_pad.flags = MEDIA_PAD_FL_SINK; ret = media_entity_init(&vfd->entity, 1, &vid_cap->vd_pad, 0); if (ret) - goto err_ent; - /* - * For proper order of acquiring/releasing the video - * and the graph mutex. - */ - v4l2_disable_ioctl_locking(vfd, VIDIOC_TRY_FMT); - v4l2_disable_ioctl_locking(vfd, VIDIOC_S_FMT); + goto err_free_ctx; + + ret = fimc_ctrls_create(ctx); + if (ret) + goto err_me_cleanup; ret = video_register_device(vfd, VFL_TYPE_GRABBER, -1); if (ret) - goto err_vd; + goto err_ctrl_free; v4l2_info(v4l2_dev, "Registered %s as /dev/%s\n", vfd->name, video_device_node_name(vfd)); @@ -1807,9 +1822,11 @@ static int fimc_register_capture_device(struct fimc_dev *fimc, vfd->ctrl_handler = &ctx->ctrls.handler; return 0; -err_vd: +err_ctrl_free: + fimc_ctrls_delete(ctx); +err_me_cleanup: media_entity_cleanup(&vfd->entity); -err_ent: +err_free_ctx: kfree(ctx); return ret; } @@ -1826,12 +1843,12 @@ static int fimc_capture_subdev_registered(struct v4l2_subdev *sd) if (ret) return ret; - fimc->pipeline_ops = v4l2_get_subdev_hostdata(sd); + fimc->vid_cap.ve.pipe = v4l2_get_subdev_hostdata(sd); ret = fimc_register_capture_device(fimc, sd->v4l2_dev); if (ret) { fimc_unregister_m2m_device(fimc); - fimc->pipeline_ops = NULL; + fimc->vid_cap.ve.pipe = NULL; } return ret; @@ -1840,19 +1857,26 @@ static int fimc_capture_subdev_registered(struct v4l2_subdev *sd) static void fimc_capture_subdev_unregistered(struct v4l2_subdev *sd) { struct fimc_dev *fimc = v4l2_get_subdevdata(sd); + struct video_device *vdev; if (fimc == NULL) return; + mutex_lock(&fimc->lock); + fimc_unregister_m2m_device(fimc); + vdev = &fimc->vid_cap.ve.vdev; - if (video_is_registered(&fimc->vid_cap.vfd)) { - video_unregister_device(&fimc->vid_cap.vfd); - media_entity_cleanup(&fimc->vid_cap.vfd.entity); - fimc->pipeline_ops = NULL; + if (video_is_registered(vdev)) { + video_unregister_device(vdev); + media_entity_cleanup(&vdev->entity); + fimc_ctrls_delete(fimc->vid_cap.ctx); + fimc->vid_cap.ve.pipe = NULL; } kfree(fimc->vid_cap.ctx); fimc->vid_cap.ctx = NULL; + + mutex_unlock(&fimc->lock); } static const struct v4l2_subdev_internal_ops fimc_capture_sd_internal_ops = { diff --git a/drivers/media/platform/exynos4-is/fimc-core.c b/drivers/media/platform/exynos4-is/fimc-core.c index 379a5e9..6489c51 100644 --- a/drivers/media/platform/exynos4-is/fimc-core.c +++ b/drivers/media/platform/exynos4-is/fimc-core.c @@ -213,17 +213,6 @@ struct fimc_fmt *fimc_get_format(unsigned int index) return &fimc_formats[index]; } -void __fimc_vidioc_querycap(struct device *dev, struct v4l2_capability *cap, - unsigned int caps) -{ - strlcpy(cap->driver, dev->driver->name, sizeof(cap->driver)); - strlcpy(cap->card, dev->driver->name, sizeof(cap->card)); - snprintf(cap->bus_info, sizeof(cap->bus_info), - "platform:%s", dev_name(dev)); - cap->device_caps = caps; - cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; -} - int fimc_check_scaler_ratio(struct fimc_ctx *ctx, int sw, int sh, int dw, int dh, int rotation) { diff --git a/drivers/media/platform/exynos4-is/fimc-core.h b/drivers/media/platform/exynos4-is/fimc-core.h index 539a3f7..3d376fa 100644 --- a/drivers/media/platform/exynos4-is/fimc-core.h +++ b/drivers/media/platform/exynos4-is/fimc-core.h @@ -48,6 +48,8 @@ #define FIMC_DEF_MIN_SIZE 16 #define FIMC_DEF_HEIGHT_ALIGN 2 #define FIMC_DEF_HOR_OFFS_ALIGN 1 +#define FIMC_DEFAULT_WIDTH 640 +#define FIMC_DEFAULT_HEIGHT 480 /* indices to the clocks array */ enum { @@ -283,8 +285,8 @@ struct fimc_m2m_device { /** * struct fimc_vid_cap - camera capture device information * @ctx: hardware context data - * @vfd: video device node for camera capture mode * @subdev: subdev exposing the FIMC processing block + * @ve: exynos video device entity structure * @vd_pad: fimc video capture node pad * @sd_pads: fimc video processing block pads * @ci_fmt: image format at the FIMC camera input (and the scaler output) @@ -298,15 +300,16 @@ struct fimc_m2m_device { * @frame_count: the frame counter for statistics * @reqbufs_count: the number of buffers requested in REQBUFS ioctl * @input_index: input (camera sensor) index - * @refcnt: driver's private reference counter * @input: capture input type, grp_id of the attached subdev * @user_subdev_api: true if subdevs are not configured by the host driver + * @inh_sensor_ctrls: a flag indicating v4l2 controls are inherited from + * an image sensor subdev */ struct fimc_vid_cap { struct fimc_ctx *ctx; struct vb2_alloc_ctx *alloc_ctx; - struct video_device vfd; struct v4l2_subdev subdev; + struct exynos_video_entity ve; struct media_pad vd_pad; struct media_pad sd_pads[FIMC_SD_PADS_NUM]; struct v4l2_mbus_framefmt ci_fmt; @@ -321,9 +324,9 @@ struct fimc_vid_cap { unsigned int reqbufs_count; bool streaming; int input_index; - int refcnt; u32 input; bool user_subdev_api; + bool inh_sensor_ctrls; }; /** @@ -434,8 +437,6 @@ struct fimc_dev { struct fimc_vid_cap vid_cap; unsigned long state; struct vb2_alloc_ctx *alloc_ctx; - struct fimc_pipeline pipeline; - const struct fimc_pipeline_ops *pipeline_ops; }; /** @@ -620,8 +621,6 @@ static inline struct fimc_frame *ctx_get_frame(struct fimc_ctx *ctx, /* fimc-core.c */ int fimc_vidioc_enum_fmt_mplane(struct file *file, void *priv, struct v4l2_fmtdesc *f); -void __fimc_vidioc_querycap(struct device *dev, struct v4l2_capability *cap, - unsigned int caps); int fimc_ctrls_create(struct fimc_ctx *ctx); void fimc_ctrls_delete(struct fimc_ctx *ctx); void fimc_ctrls_activate(struct fimc_ctx *ctx, bool active); diff --git a/drivers/media/platform/exynos4-is/fimc-is-i2c.c b/drivers/media/platform/exynos4-is/fimc-is-i2c.c index c397777..617a798 100644 --- a/drivers/media/platform/exynos4-is/fimc-is-i2c.c +++ b/drivers/media/platform/exynos4-is/fimc-is-i2c.c @@ -96,7 +96,7 @@ static int fimc_is_i2c_resume(struct device *dev) return clk_prepare_enable(isp_i2c->clock); } -UNIVERSAL_DEV_PM_OPS(fimc_is_i2c_pm_ops, fimc_is_i2c_suspend, +static UNIVERSAL_DEV_PM_OPS(fimc_is_i2c_pm_ops, fimc_is_i2c_suspend, fimc_is_i2c_resume, NULL); static const struct of_device_id fimc_is_i2c_of_match[] = { diff --git a/drivers/media/platform/exynos4-is/fimc-is-param.c b/drivers/media/platform/exynos4-is/fimc-is-param.c index 53fe2a2..c7e7f69 100644 --- a/drivers/media/platform/exynos4-is/fimc-is-param.c +++ b/drivers/media/platform/exynos4-is/fimc-is-param.c @@ -38,7 +38,7 @@ static void __hw_param_copy(void *dst, void *src) memcpy(dst, src, FIMC_IS_PARAM_MAX_SIZE); } -void __fimc_is_hw_update_param_global_shotmode(struct fimc_is *is) +static void __fimc_is_hw_update_param_global_shotmode(struct fimc_is *is) { struct param_global_shotmode *dst, *src; @@ -47,7 +47,7 @@ void __fimc_is_hw_update_param_global_shotmode(struct fimc_is *is) __hw_param_copy(dst, src); } -void __fimc_is_hw_update_param_sensor_framerate(struct fimc_is *is) +static void __fimc_is_hw_update_param_sensor_framerate(struct fimc_is *is) { struct param_sensor_framerate *dst, *src; @@ -168,8 +168,8 @@ unsigned int __get_pending_param_count(struct fimc_is *is) unsigned int count; spin_lock_irqsave(&is->slock, flags); - count = hweight32(config->p_region_index1); - count += hweight32(config->p_region_index2); + count = hweight32(config->p_region_index[0]); + count += hweight32(config->p_region_index[1]); spin_unlock_irqrestore(&is->slock, flags); return count; @@ -177,31 +177,30 @@ unsigned int __get_pending_param_count(struct fimc_is *is) int __is_hw_update_params(struct fimc_is *is) { - unsigned long *p_index1, *p_index2; + unsigned long *p_index; int i, id, ret = 0; id = is->config_index; - p_index1 = &is->config[id].p_region_index1; - p_index2 = &is->config[id].p_region_index2; + p_index = &is->config[id].p_region_index[0]; - if (test_bit(PARAM_GLOBAL_SHOTMODE, p_index1)) + if (test_bit(PARAM_GLOBAL_SHOTMODE, p_index)) __fimc_is_hw_update_param_global_shotmode(is); - if (test_bit(PARAM_SENSOR_FRAME_RATE, p_index1)) + if (test_bit(PARAM_SENSOR_FRAME_RATE, p_index)) __fimc_is_hw_update_param_sensor_framerate(is); for (i = PARAM_ISP_CONTROL; i < PARAM_DRC_CONTROL; i++) { - if (test_bit(i, p_index1)) + if (test_bit(i, p_index)) ret = __fimc_is_hw_update_param(is, i); } for (i = PARAM_DRC_CONTROL; i < PARAM_SCALERC_CONTROL; i++) { - if (test_bit(i, p_index1)) + if (test_bit(i, p_index)) ret = __fimc_is_hw_update_param(is, i); } for (i = PARAM_FD_CONTROL; i <= PARAM_FD_CONFIG; i++) { - if (test_bit((i - 32), p_index2)) + if (test_bit(i, p_index)) ret = __fimc_is_hw_update_param(is, i); } @@ -243,7 +242,7 @@ void __is_set_frame_size(struct fimc_is *is, struct v4l2_mbus_framefmt *mf) fd->otf_input.height = mf->height; if (test_bit(PARAM_ISP_OTF_INPUT, - &is->config[index].p_region_index1)) + &is->config[index].p_region_index[0])) return; /* Update field */ @@ -368,7 +367,7 @@ void __is_set_isp_adjust(struct fimc_is *is, u32 cmd, u32 val) unsigned long *p_index; struct isp_param *isp; - p_index = &is->config[index].p_region_index1; + p_index = &is->config[index].p_region_index[0]; isp = &is->config[index].isp; switch (cmd) { @@ -415,7 +414,7 @@ void __is_set_isp_metering(struct fimc_is *is, u32 id, u32 val) struct isp_param *isp; unsigned long *p_index; - p_index = &is->config[index].p_region_index1; + p_index = &is->config[index].p_region_index[0]; isp = &is->config[index].isp; switch (id) { @@ -476,7 +475,7 @@ void __is_set_fd_control(struct fimc_is *is, u32 val) struct fd_param *fd; unsigned long *p_index; - p_index = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[1]; fd = &is->config[index].fd; fd->control.cmd = val; @@ -491,7 +490,7 @@ void __is_set_fd_config_maxface(struct fimc_is *is, u32 val) struct fd_param *fd; unsigned long *p_index; - p_index = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[1]; fd = &is->config[index].fd; fd->config.max_number = val; @@ -511,7 +510,7 @@ void __is_set_fd_config_rollangle(struct fimc_is *is, u32 val) struct fd_param *fd; unsigned long *p_index; - p_index = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[1]; fd = &is->config[index].fd; fd->config.roll_angle = val; @@ -531,7 +530,7 @@ void __is_set_fd_config_yawangle(struct fimc_is *is, u32 val) struct fd_param *fd; unsigned long *p_index; - p_index = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[1]; fd = &is->config[index].fd; fd->config.yaw_angle = val; @@ -551,7 +550,7 @@ void __is_set_fd_config_smilemode(struct fimc_is *is, u32 val) struct fd_param *fd; unsigned long *p_index; - p_index = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[1]; fd = &is->config[index].fd; fd->config.smile_mode = val; @@ -571,7 +570,7 @@ void __is_set_fd_config_blinkmode(struct fimc_is *is, u32 val) struct fd_param *fd; unsigned long *p_index; - p_index = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[1]; fd = &is->config[index].fd; fd->config.blink_mode = val; @@ -591,7 +590,7 @@ void __is_set_fd_config_eyedetect(struct fimc_is *is, u32 val) struct fd_param *fd; unsigned long *p_index; - p_index = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[1]; fd = &is->config[index].fd; fd->config.eye_detect = val; @@ -611,7 +610,7 @@ void __is_set_fd_config_mouthdetect(struct fimc_is *is, u32 val) struct fd_param *fd; unsigned long *p_index; - p_index = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[1]; fd = &is->config[index].fd; fd->config.mouth_detect = val; @@ -631,7 +630,7 @@ void __is_set_fd_config_orientation(struct fimc_is *is, u32 val) struct fd_param *fd; unsigned long *p_index; - p_index = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[1]; fd = &is->config[index].fd; fd->config.orientation = val; @@ -651,7 +650,7 @@ void __is_set_fd_config_orientation_val(struct fimc_is *is, u32 val) struct fd_param *fd; unsigned long *p_index; - p_index = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[1]; fd = &is->config[index].fd; fd->config.orientation_value = val; @@ -672,7 +671,7 @@ void fimc_is_set_initial_params(struct fimc_is *is) struct isp_param *isp; struct drc_param *drc; struct fd_param *fd; - unsigned long *p_index1, *p_index2; + unsigned long *p_index; unsigned int index; index = is->config_index; @@ -681,8 +680,7 @@ void fimc_is_set_initial_params(struct fimc_is *is) isp = &is->config[index].isp; drc = &is->config[index].drc; fd = &is->config[index].fd; - p_index1 = &is->config[index].p_region_index1; - p_index2 = &is->config[index].p_region_index2; + p_index = &is->config[index].p_region_index[0]; /* Global */ global->shotmode.cmd = 1; @@ -695,7 +693,7 @@ void fimc_is_set_initial_params(struct fimc_is *is) fimc_is_set_param_bit(is, PARAM_ISP_CONTROL); isp->otf_input.cmd = OTF_INPUT_COMMAND_ENABLE; - if (!test_bit(PARAM_ISP_OTF_INPUT, p_index1)) { + if (!test_bit(PARAM_ISP_OTF_INPUT, p_index)) { isp->otf_input.width = DEFAULT_PREVIEW_STILL_WIDTH; isp->otf_input.height = DEFAULT_PREVIEW_STILL_HEIGHT; fimc_is_set_param_bit(is, PARAM_ISP_OTF_INPUT); @@ -738,20 +736,20 @@ void fimc_is_set_initial_params(struct fimc_is *is) isp->aa.target = ISP_AA_TARGET_AE | ISP_AA_TARGET_AWB; fimc_is_set_param_bit(is, PARAM_ISP_AA); - if (!test_bit(PARAM_ISP_FLASH, p_index1)) + if (!test_bit(PARAM_ISP_FLASH, p_index)) __is_set_isp_flash(is, ISP_FLASH_COMMAND_DISABLE, ISP_FLASH_REDEYE_DISABLE); - if (!test_bit(PARAM_ISP_AWB, p_index1)) + if (!test_bit(PARAM_ISP_AWB, p_index)) __is_set_isp_awb(is, ISP_AWB_COMMAND_AUTO, 0); - if (!test_bit(PARAM_ISP_IMAGE_EFFECT, p_index1)) + if (!test_bit(PARAM_ISP_IMAGE_EFFECT, p_index)) __is_set_isp_effect(is, ISP_IMAGE_EFFECT_DISABLE); - if (!test_bit(PARAM_ISP_ISO, p_index1)) + if (!test_bit(PARAM_ISP_ISO, p_index)) __is_set_isp_iso(is, ISP_ISO_COMMAND_AUTO, 0); - if (!test_bit(PARAM_ISP_ADJUST, p_index1)) { + if (!test_bit(PARAM_ISP_ADJUST, p_index)) { __is_set_isp_adjust(is, ISP_ADJUST_COMMAND_MANUAL_CONTRAST, 0); __is_set_isp_adjust(is, ISP_ADJUST_COMMAND_MANUAL_SATURATION, 0); @@ -762,7 +760,7 @@ void fimc_is_set_initial_params(struct fimc_is *is) __is_set_isp_adjust(is, ISP_ADJUST_COMMAND_MANUAL_HUE, 0); } - if (!test_bit(PARAM_ISP_METERING, p_index1)) { + if (!test_bit(PARAM_ISP_METERING, p_index)) { __is_set_isp_metering(is, 0, ISP_METERING_COMMAND_CENTER); __is_set_isp_metering(is, 1, 0); __is_set_isp_metering(is, 2, 0); @@ -770,11 +768,11 @@ void fimc_is_set_initial_params(struct fimc_is *is) __is_set_isp_metering(is, 4, 0); } - if (!test_bit(PARAM_ISP_AFC, p_index1)) + if (!test_bit(PARAM_ISP_AFC, p_index)) __is_set_isp_afc(is, ISP_AFC_COMMAND_AUTO, 0); isp->otf_output.cmd = OTF_OUTPUT_COMMAND_ENABLE; - if (!test_bit(PARAM_ISP_OTF_OUTPUT, p_index1)) { + if (!test_bit(PARAM_ISP_OTF_OUTPUT, p_index)) { isp->otf_output.width = DEFAULT_PREVIEW_STILL_WIDTH; isp->otf_output.height = DEFAULT_PREVIEW_STILL_HEIGHT; fimc_is_set_param_bit(is, PARAM_ISP_OTF_OUTPUT); @@ -784,7 +782,7 @@ void fimc_is_set_initial_params(struct fimc_is *is) isp->otf_output.order = 0; isp->otf_output.err = OTF_OUTPUT_ERROR_NONE; - if (!test_bit(PARAM_ISP_DMA1_OUTPUT, p_index1)) { + if (!test_bit(PARAM_ISP_DMA1_OUTPUT, p_index)) { isp->dma1_output.cmd = DMA_OUTPUT_COMMAND_DISABLE; isp->dma1_output.width = 0; isp->dma1_output.height = 0; @@ -800,7 +798,7 @@ void fimc_is_set_initial_params(struct fimc_is *is) fimc_is_set_param_bit(is, PARAM_ISP_DMA1_OUTPUT); } - if (!test_bit(PARAM_ISP_DMA2_OUTPUT, p_index1)) { + if (!test_bit(PARAM_ISP_DMA2_OUTPUT, p_index)) { isp->dma2_output.cmd = DMA_OUTPUT_COMMAND_DISABLE; isp->dma2_output.width = 0; isp->dma2_output.height = 0; @@ -817,7 +815,7 @@ void fimc_is_set_initial_params(struct fimc_is *is) } /* Sensor */ - if (!test_bit(PARAM_SENSOR_FRAME_RATE, p_index1)) { + if (!test_bit(PARAM_SENSOR_FRAME_RATE, p_index)) { if (is->config_index == 0) __is_set_sensor(is, 0); } @@ -827,7 +825,7 @@ void fimc_is_set_initial_params(struct fimc_is *is) __is_set_drc_control(is, CONTROL_BYPASS_ENABLE); drc->otf_input.cmd = OTF_INPUT_COMMAND_ENABLE; - if (!test_bit(PARAM_DRC_OTF_INPUT, p_index1)) { + if (!test_bit(PARAM_DRC_OTF_INPUT, p_index)) { drc->otf_input.width = DEFAULT_PREVIEW_STILL_WIDTH; drc->otf_input.height = DEFAULT_PREVIEW_STILL_HEIGHT; fimc_is_set_param_bit(is, PARAM_DRC_OTF_INPUT); @@ -850,7 +848,7 @@ void fimc_is_set_initial_params(struct fimc_is *is) fimc_is_set_param_bit(is, PARAM_DRC_DMA_INPUT); drc->otf_output.cmd = OTF_OUTPUT_COMMAND_ENABLE; - if (!test_bit(PARAM_DRC_OTF_OUTPUT, p_index1)) { + if (!test_bit(PARAM_DRC_OTF_OUTPUT, p_index)) { drc->otf_output.width = DEFAULT_PREVIEW_STILL_WIDTH; drc->otf_output.height = DEFAULT_PREVIEW_STILL_HEIGHT; fimc_is_set_param_bit(is, PARAM_DRC_OTF_OUTPUT); @@ -865,7 +863,7 @@ void fimc_is_set_initial_params(struct fimc_is *is) fd->control.bypass = CONTROL_BYPASS_DISABLE; fd->otf_input.cmd = OTF_INPUT_COMMAND_ENABLE; - if (!test_bit((PARAM_FD_OTF_INPUT - 32), p_index2)) { + if (!test_bit(PARAM_FD_OTF_INPUT, p_index)) { fd->otf_input.width = DEFAULT_PREVIEW_STILL_WIDTH; fd->otf_input.height = DEFAULT_PREVIEW_STILL_HEIGHT; fimc_is_set_param_bit(is, PARAM_FD_OTF_INPUT); diff --git a/drivers/media/platform/exynos4-is/fimc-is-regs.c b/drivers/media/platform/exynos4-is/fimc-is-regs.c index d05eaa2..63c68ec 100644 --- a/drivers/media/platform/exynos4-is/fimc-is-regs.c +++ b/drivers/media/platform/exynos4-is/fimc-is-regs.c @@ -89,8 +89,8 @@ int fimc_is_hw_set_param(struct fimc_is *is) mcuctl_write(is->config_index, is, MCUCTL_REG_ISSR(2)); mcuctl_write(param_count, is, MCUCTL_REG_ISSR(3)); - mcuctl_write(config->p_region_index1, is, MCUCTL_REG_ISSR(4)); - mcuctl_write(config->p_region_index2, is, MCUCTL_REG_ISSR(5)); + mcuctl_write(config->p_region_index[0], is, MCUCTL_REG_ISSR(4)); + mcuctl_write(config->p_region_index[1], is, MCUCTL_REG_ISSR(5)); fimc_is_hw_set_intgr0_gd0(is); return 0; diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c index 0741945..967f6a9 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.c +++ b/drivers/media/platform/exynos4-is/fimc-is.c @@ -129,7 +129,7 @@ static int fimc_is_setup_clocks(struct fimc_is *is) ATCLK_MCUISP_FREQUENCY); } -int fimc_is_enable_clocks(struct fimc_is *is) +static int fimc_is_enable_clocks(struct fimc_is *is) { int i, ret; @@ -149,7 +149,7 @@ int fimc_is_enable_clocks(struct fimc_is *is) return 0; } -void fimc_is_disable_clocks(struct fimc_is *is) +static void fimc_is_disable_clocks(struct fimc_is *is) { int i; @@ -527,8 +527,8 @@ static void fimc_is_general_irq_handler(struct fimc_is *is) break; case HIC_SET_PARAMETER: - is->config[is->config_index].p_region_index1 = 0; - is->config[is->config_index].p_region_index2 = 0; + is->config[is->config_index].p_region_index[0] = 0; + is->config[is->config_index].p_region_index[1] = 0; set_bit(IS_ST_BLOCK_CMD_CLEARED, &is->state); pr_debug("HIC_SET_PARAMETER\n"); break; @@ -587,8 +587,8 @@ static void fimc_is_general_irq_handler(struct fimc_is *is) switch (is->i2h_cmd.args[0]) { case HIC_SET_PARAMETER: - is->config[is->config_index].p_region_index1 = 0; - is->config[is->config_index].p_region_index2 = 0; + is->config[is->config_index].p_region_index[0] = 0; + is->config[is->config_index].p_region_index[1] = 0; set_bit(IS_ST_BLOCK_CMD_CLEARED, &is->state); break; } diff --git a/drivers/media/platform/exynos4-is/fimc-is.h b/drivers/media/platform/exynos4-is/fimc-is.h index d7db133..61bb012 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.h +++ b/drivers/media/platform/exynos4-is/fimc-is.h @@ -33,8 +33,8 @@ #define FIMC_IS_DRV_NAME "exynos4-fimc-is" -#define FIMC_IS_FW_FILENAME "fimc_is_fw.bin" -#define FIMC_IS_SETFILE_6A3 "setfile.bin" +#define FIMC_IS_FW_FILENAME "exynos4_fimc_is_fw.bin" +#define FIMC_IS_SETFILE_6A3 "exynos4_s5k6a3_setfile.bin" #define FIMC_IS_FW_LOAD_TIMEOUT 1000 /* ms */ #define FIMC_IS_POWER_ON_TIMEOUT 1000 /* us */ @@ -225,8 +225,7 @@ struct chain_config { struct drc_param drc; struct fd_param fd; - unsigned long p_region_index1; - unsigned long p_region_index2; + unsigned long p_region_index[2]; }; /** @@ -302,10 +301,7 @@ static inline void fimc_is_set_param_bit(struct fimc_is *is, int num) { struct chain_config *cfg = &is->config[is->config_index]; - if (num >= 32) - set_bit(num - 32, &cfg->p_region_index2); - else - set_bit(num, &cfg->p_region_index1); + set_bit(num, &cfg->p_region_index[0]); } static inline void fimc_is_set_param_ctrl_cmd(struct fimc_is *is, int cmd) diff --git a/drivers/media/platform/exynos4-is/fimc-isp.c b/drivers/media/platform/exynos4-is/fimc-isp.c index 7ede30b..cf520a7 100644 --- a/drivers/media/platform/exynos4-is/fimc-isp.c +++ b/drivers/media/platform/exynos4-is/fimc-isp.c @@ -30,8 +30,8 @@ #include "fimc-is-regs.h" #include "fimc-is.h" -static int debug; -module_param_named(debug_isp, debug, int, S_IRUGO | S_IWUSR); +int fimc_isp_debug; +module_param_named(debug_isp, fimc_isp_debug, int, S_IRUGO | S_IWUSR); static const struct fimc_fmt fimc_isp_formats[FIMC_ISP_NUM_FORMATS] = { { @@ -128,57 +128,70 @@ static int fimc_isp_subdev_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_format *fmt) { struct fimc_isp *isp = v4l2_get_subdevdata(sd); - struct fimc_is *is = fimc_isp_to_is(isp); struct v4l2_mbus_framefmt *mf = &fmt->format; - struct v4l2_mbus_framefmt cur_fmt; if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { - mf = v4l2_subdev_get_try_format(fh, fmt->pad); - fmt->format = *mf; + *mf = *v4l2_subdev_get_try_format(fh, fmt->pad); return 0; } mf->colorspace = V4L2_COLORSPACE_SRGB; mutex_lock(&isp->subdev_lock); - __is_get_frame_size(is, &cur_fmt); if (fmt->pad == FIMC_ISP_SD_PAD_SINK) { - /* full camera input frame size */ - mf->width = cur_fmt.width + FIMC_ISP_CAC_MARGIN_WIDTH; - mf->height = cur_fmt.height + FIMC_ISP_CAC_MARGIN_HEIGHT; - mf->code = V4L2_MBUS_FMT_SGRBG10_1X10; + /* ISP OTF input image format */ + *mf = isp->sink_fmt; } else { - /* crop size */ - mf->width = cur_fmt.width; - mf->height = cur_fmt.height; - mf->code = V4L2_MBUS_FMT_YUV10_1X30; + /* ISP OTF output image format */ + *mf = isp->src_fmt; + + if (fmt->pad == FIMC_ISP_SD_PAD_SRC_FIFO) { + mf->colorspace = V4L2_COLORSPACE_JPEG; + mf->code = V4L2_MBUS_FMT_YUV10_1X30; + } } mutex_unlock(&isp->subdev_lock); - v4l2_dbg(1, debug, sd, "%s: pad%d: fmt: 0x%x, %dx%d\n", - __func__, fmt->pad, mf->code, mf->width, mf->height); + isp_dbg(1, sd, "%s: pad%d: fmt: 0x%x, %dx%d\n", __func__, + fmt->pad, mf->code, mf->width, mf->height); return 0; } static void __isp_subdev_try_format(struct fimc_isp *isp, - struct v4l2_subdev_format *fmt) + struct v4l2_subdev_fh *fh, + struct v4l2_subdev_format *fmt) { struct v4l2_mbus_framefmt *mf = &fmt->format; + struct v4l2_mbus_framefmt *format; + + mf->colorspace = V4L2_COLORSPACE_SRGB; if (fmt->pad == FIMC_ISP_SD_PAD_SINK) { v4l_bound_align_image(&mf->width, FIMC_ISP_SINK_WIDTH_MIN, FIMC_ISP_SINK_WIDTH_MAX, 0, &mf->height, FIMC_ISP_SINK_HEIGHT_MIN, FIMC_ISP_SINK_HEIGHT_MAX, 0, 0); - isp->subdev_fmt = *mf; + mf->code = V4L2_MBUS_FMT_SGRBG10_1X10; } else { + if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) + format = v4l2_subdev_get_try_format(fh, + FIMC_ISP_SD_PAD_SINK); + else + format = &isp->sink_fmt; + /* Allow changing format only on sink pad */ - mf->width = isp->subdev_fmt.width - FIMC_ISP_CAC_MARGIN_WIDTH; - mf->height = isp->subdev_fmt.height - FIMC_ISP_CAC_MARGIN_HEIGHT; - mf->code = isp->subdev_fmt.code; + mf->width = format->width - FIMC_ISP_CAC_MARGIN_WIDTH; + mf->height = format->height - FIMC_ISP_CAC_MARGIN_HEIGHT; + + if (fmt->pad == FIMC_ISP_SD_PAD_SRC_FIFO) { + mf->code = V4L2_MBUS_FMT_YUV10_1X30; + mf->colorspace = V4L2_COLORSPACE_JPEG; + } else { + mf->code = format->code; + } } } @@ -191,27 +204,50 @@ static int fimc_isp_subdev_set_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf = &fmt->format; int ret = 0; - v4l2_dbg(1, debug, sd, "%s: pad%d: code: 0x%x, %dx%d\n", + isp_dbg(1, sd, "%s: pad%d: code: 0x%x, %dx%d\n", __func__, fmt->pad, mf->code, mf->width, mf->height); - mf->colorspace = V4L2_COLORSPACE_SRGB; - mutex_lock(&isp->subdev_lock); - __isp_subdev_try_format(isp, fmt); + __isp_subdev_try_format(isp, fh, fmt); if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { mf = v4l2_subdev_get_try_format(fh, fmt->pad); *mf = fmt->format; - mutex_unlock(&isp->subdev_lock); - return 0; + + /* Propagate format to the source pads */ + if (fmt->pad == FIMC_ISP_SD_PAD_SINK) { + struct v4l2_subdev_format format = *fmt; + unsigned int pad; + + for (pad = FIMC_ISP_SD_PAD_SRC_FIFO; + pad < FIMC_ISP_SD_PADS_NUM; pad++) { + format.pad = pad; + __isp_subdev_try_format(isp, fh, &format); + mf = v4l2_subdev_get_try_format(fh, pad); + *mf = format.format; + } + } + } else { + if (sd->entity.stream_count == 0) { + if (fmt->pad == FIMC_ISP_SD_PAD_SINK) { + struct v4l2_subdev_format format = *fmt; + + isp->sink_fmt = *mf; + + format.pad = FIMC_ISP_SD_PAD_SRC_DMA; + __isp_subdev_try_format(isp, fh, &format); + + isp->src_fmt = format.format; + __is_set_frame_size(is, &isp->src_fmt); + } else { + isp->src_fmt = *mf; + } + } else { + ret = -EBUSY; + } } - if (sd->entity.stream_count == 0) - __is_set_frame_size(is, mf); - else - ret = -EBUSY; mutex_unlock(&isp->subdev_lock); - return ret; } @@ -221,7 +257,7 @@ static int fimc_isp_subdev_s_stream(struct v4l2_subdev *sd, int on) struct fimc_is *is = fimc_isp_to_is(isp); int ret; - v4l2_dbg(1, debug, sd, "%s: on: %d\n", __func__, on); + isp_dbg(1, sd, "%s: on: %d\n", __func__, on); if (!test_bit(IS_ST_INIT_DONE, &is->state)) return -EBUSY; @@ -235,8 +271,8 @@ static int fimc_isp_subdev_s_stream(struct v4l2_subdev *sd, int on) return ret; } - v4l2_dbg(1, debug, sd, "changing mode to %d\n", - is->config_index); + isp_dbg(1, sd, "changing mode to %d\n", is->config_index); + ret = fimc_is_itf_mode_change(is); if (ret) return -EINVAL; @@ -317,8 +353,8 @@ static int fimc_isp_subdev_s_power(struct v4l2_subdev *sd, int on) clear_bit(IS_ST_PWR_ON, &is->state); clear_bit(IS_ST_INIT_DONE, &is->state); is->state = 0; - is->config[is->config_index].p_region_index1 = 0; - is->config[is->config_index].p_region_index2 = 0; + is->config[is->config_index].p_region_index[0] = 0; + is->config[is->config_index].p_region_index[1] = 0; set_bit(IS_ST_IDLE, &is->state); wmb(); } @@ -609,6 +645,22 @@ static const struct v4l2_ctrl_ops fimc_isp_ctrl_ops = { .s_ctrl = fimc_is_s_ctrl, }; +static void __isp_subdev_set_default_format(struct fimc_isp *isp) +{ + struct fimc_is *is = fimc_isp_to_is(isp); + + isp->sink_fmt.width = DEFAULT_PREVIEW_STILL_WIDTH + + FIMC_ISP_CAC_MARGIN_WIDTH; + isp->sink_fmt.height = DEFAULT_PREVIEW_STILL_HEIGHT + + FIMC_ISP_CAC_MARGIN_HEIGHT; + isp->sink_fmt.code = V4L2_MBUS_FMT_SGRBG10_1X10; + + isp->src_fmt.width = DEFAULT_PREVIEW_STILL_WIDTH; + isp->src_fmt.height = DEFAULT_PREVIEW_STILL_HEIGHT; + isp->src_fmt.code = V4L2_MBUS_FMT_SGRBG10_1X10; + __is_set_frame_size(is, &isp->src_fmt); +} + int fimc_isp_subdev_create(struct fimc_isp *isp) { const struct v4l2_ctrl_ops *ops = &fimc_isp_ctrl_ops; @@ -689,6 +741,8 @@ int fimc_isp_subdev_create(struct fimc_isp *isp) sd->entity.ops = &fimc_is_subdev_media_ops; v4l2_set_subdevdata(sd, isp); + __isp_subdev_set_default_format(isp); + return 0; } diff --git a/drivers/media/platform/exynos4-is/fimc-isp.h b/drivers/media/platform/exynos4-is/fimc-isp.h index 800aba7..03bf95a 100644 --- a/drivers/media/platform/exynos4-is/fimc-isp.h +++ b/drivers/media/platform/exynos4-is/fimc-isp.h @@ -26,6 +26,11 @@ #include #include +extern int fimc_isp_debug; + +#define isp_dbg(level, dev, fmt, arg...) \ + v4l2_dbg(level, fimc_isp_debug, dev, fmt, ## arg) + /* FIXME: revisit these constraints */ #define FIMC_ISP_SINK_WIDTH_MIN (16 + 8) #define FIMC_ISP_SINK_HEIGHT_MIN (12 + 8) @@ -118,7 +123,6 @@ struct fimc_is_video { unsigned int frame_count; unsigned int reqbufs_count; int streaming; - unsigned long payload[FIMC_ISP_MAX_PLANES]; const struct fimc_fmt *format; }; @@ -128,15 +132,9 @@ struct fimc_is_video { * @alloc_ctx: videobuf2 memory allocator context * @subdev: ISP v4l2_subdev * @subdev_pads: the ISP subdev media pads - * @ctrl_handler: v4l2 controls handler * @test_pattern: test pattern controls - * @pipeline: video capture pipeline data structure + * @ctrls: v4l2 controls structure * @video_lock: mutex serializing video device and the subdev operations - * @fmt: pointer to color format description structure - * @payload: image size in bytes (w x h x bpp) - * @inp_frame: camera input frame structure - * @out_frame: DMA output frame structure - * @source_subdev_grp_id: group id of remote source subdev * @cac_margin_x: horizontal CAC margin in pixels * @cac_margin_y: vertical CAC margin in pixels * @state: driver state flags @@ -147,17 +145,14 @@ struct fimc_isp { struct vb2_alloc_ctx *alloc_ctx; struct v4l2_subdev subdev; struct media_pad subdev_pads[FIMC_ISP_SD_PADS_NUM]; - struct v4l2_mbus_framefmt subdev_fmt; + struct v4l2_mbus_framefmt src_fmt; + struct v4l2_mbus_framefmt sink_fmt; struct v4l2_ctrl *test_pattern; struct fimc_isp_ctrls ctrls; struct mutex video_lock; struct mutex subdev_lock; - struct fimc_isp_frame inp_frame; - struct fimc_isp_frame out_frame; - unsigned int source_subdev_grp_id; - unsigned int cac_margin_x; unsigned int cac_margin_y; diff --git a/drivers/media/platform/exynos4-is/fimc-lite-reg.c b/drivers/media/platform/exynos4-is/fimc-lite-reg.c index 8cc0d39..72a343e3b 100644 --- a/drivers/media/platform/exynos4-is/fimc-lite-reg.c +++ b/drivers/media/platform/exynos4-is/fimc-lite-reg.c @@ -2,15 +2,16 @@ * Register interface file for EXYNOS FIMC-LITE (camera interface) driver * * Copyright (C) 2012 Samsung Electronics Co., Ltd. - * Sylwester Nawrocki + * Author: Sylwester Nawrocki * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include +#include #include +#include #include #include "fimc-lite-reg.h" @@ -68,7 +69,8 @@ void flite_hw_set_interrupt_mask(struct fimc_lite *dev) if (atomic_read(&dev->out_path) == FIMC_IO_DMA) { intsrc = FLITE_REG_CIGCTRL_IRQ_OVFEN | FLITE_REG_CIGCTRL_IRQ_LASTEN | - FLITE_REG_CIGCTRL_IRQ_STARTEN; + FLITE_REG_CIGCTRL_IRQ_STARTEN | + FLITE_REG_CIGCTRL_IRQ_ENDEN; } else { /* An output to the FIMC-IS */ intsrc = FLITE_REG_CIGCTRL_IRQ_OVFEN | @@ -137,7 +139,7 @@ void flite_hw_set_source_format(struct fimc_lite *dev, struct flite_frame *f) } if (i == 0 && src_pixfmt_map[i][0] != pixelcode) { - v4l2_err(&dev->vfd, + v4l2_err(&dev->ve.vdev, "Unsupported pixel code, falling back to %#08x\n", src_pixfmt_map[i][0]); } @@ -215,6 +217,18 @@ void flite_hw_set_camera_bus(struct fimc_lite *dev, flite_hw_set_camera_port(dev, si->mux_id); } +static void flite_hw_set_pack12(struct fimc_lite *dev, int on) +{ + u32 cfg = readl(dev->regs + FLITE_REG_CIODMAFMT); + + cfg &= ~FLITE_REG_CIODMAFMT_PACK12; + + if (on) + cfg |= FLITE_REG_CIODMAFMT_PACK12; + + writel(cfg, dev->regs + FLITE_REG_CIODMAFMT); +} + static void flite_hw_set_out_order(struct fimc_lite *dev, struct flite_frame *f) { static const u32 pixcode[4][2] = { @@ -250,6 +264,38 @@ void flite_hw_set_dma_window(struct fimc_lite *dev, struct flite_frame *f) writel(cfg, dev->regs + FLITE_REG_CIOOFF); } +void flite_hw_set_dma_buffer(struct fimc_lite *dev, struct flite_buffer *buf) +{ + unsigned int index; + u32 cfg; + + if (dev->dd->max_dma_bufs == 1) + index = 0; + else + index = buf->index; + + if (index == 0) + writel(buf->paddr, dev->regs + FLITE_REG_CIOSA); + else + writel(buf->paddr, dev->regs + FLITE_REG_CIOSAN(index - 1)); + + cfg = readl(dev->regs + FLITE_REG_CIFCNTSEQ); + cfg |= BIT(index); + writel(cfg, dev->regs + FLITE_REG_CIFCNTSEQ); +} + +void flite_hw_mask_dma_buffer(struct fimc_lite *dev, u32 index) +{ + u32 cfg; + + if (dev->dd->max_dma_bufs == 1) + index = 0; + + cfg = readl(dev->regs + FLITE_REG_CIFCNTSEQ); + cfg &= ~BIT(index); + writel(cfg, dev->regs + FLITE_REG_CIFCNTSEQ); +} + /* Enable/disable output DMA, set output pixel size and offsets (composition) */ void flite_hw_set_output_dma(struct fimc_lite *dev, struct flite_frame *f, bool enable) @@ -267,6 +313,7 @@ void flite_hw_set_output_dma(struct fimc_lite *dev, struct flite_frame *f, flite_hw_set_out_order(dev, f); flite_hw_set_dma_window(dev, f); + flite_hw_set_pack12(dev, 0); } void flite_hw_dump_regs(struct fimc_lite *dev, const char *label) diff --git a/drivers/media/platform/exynos4-is/fimc-lite-reg.h b/drivers/media/platform/exynos4-is/fimc-lite-reg.h index 3903839..10a7d7b 100644 --- a/drivers/media/platform/exynos4-is/fimc-lite-reg.h +++ b/drivers/media/platform/exynos4-is/fimc-lite-reg.h @@ -120,6 +120,9 @@ /* b0: 1 - camera B, 0 - camera A */ #define FLITE_REG_CIGENERAL_CAM_B (1 << 0) +#define FLITE_REG_CIFCNTSEQ 0x100 +#define FLITE_REG_CIOSAN(x) (0x200 + (4 * (x))) + /* ---------------------------------------------------------------------------- * Function declarations */ @@ -142,9 +145,12 @@ void flite_hw_set_output_dma(struct fimc_lite *dev, struct flite_frame *f, void flite_hw_set_dma_window(struct fimc_lite *dev, struct flite_frame *f); void flite_hw_set_test_pattern(struct fimc_lite *dev, bool on); void flite_hw_dump_regs(struct fimc_lite *dev, const char *label); +void flite_hw_set_dma_buffer(struct fimc_lite *dev, struct flite_buffer *buf); +void flite_hw_mask_dma_buffer(struct fimc_lite *dev, u32 index); -static inline void flite_hw_set_output_addr(struct fimc_lite *dev, u32 paddr) +static inline void flite_hw_set_dma_buf_mask(struct fimc_lite *dev, u32 mask) { - writel(paddr, dev->regs + FLITE_REG_CIOSA); + writel(mask, dev->regs + FLITE_REG_CIFCNTSEQ); } + #endif /* FIMC_LITE_REG_H */ diff --git a/drivers/media/platform/exynos4-is/fimc-lite.c b/drivers/media/platform/exynos4-is/fimc-lite.c index 14bb7bc..08fbfed 100644 --- a/drivers/media/platform/exynos4-is/fimc-lite.c +++ b/drivers/media/platform/exynos4-is/fimc-lite.c @@ -1,8 +1,8 @@ /* * Samsung EXYNOS FIMC-LITE (camera host interface) driver * - * Copyright (C) 2012 Samsung Electronics Co., Ltd. - * Sylwester Nawrocki + * Copyright (C) 2012 - 2013 Samsung Electronics Co., Ltd. + * Author: Sylwester Nawrocki * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -32,6 +32,7 @@ #include #include +#include "common.h" #include "fimc-core.h" #include "fimc-lite.h" #include "fimc-lite-reg.h" @@ -43,6 +44,7 @@ static const struct fimc_fmt fimc_lite_formats[] = { { .name = "YUV 4:2:2 packed, YCbYCr", .fourcc = V4L2_PIX_FMT_YUYV, + .colorspace = V4L2_COLORSPACE_JPEG, .depth = { 16 }, .color = FIMC_FMT_YCBYCR422, .memplanes = 1, @@ -51,6 +53,7 @@ static const struct fimc_fmt fimc_lite_formats[] = { }, { .name = "YUV 4:2:2 packed, CbYCrY", .fourcc = V4L2_PIX_FMT_UYVY, + .colorspace = V4L2_COLORSPACE_JPEG, .depth = { 16 }, .color = FIMC_FMT_CBYCRY422, .memplanes = 1, @@ -59,6 +62,7 @@ static const struct fimc_fmt fimc_lite_formats[] = { }, { .name = "YUV 4:2:2 packed, CrYCbY", .fourcc = V4L2_PIX_FMT_VYUY, + .colorspace = V4L2_COLORSPACE_JPEG, .depth = { 16 }, .color = FIMC_FMT_CRYCBY422, .memplanes = 1, @@ -67,6 +71,7 @@ static const struct fimc_fmt fimc_lite_formats[] = { }, { .name = "YUV 4:2:2 packed, YCrYCb", .fourcc = V4L2_PIX_FMT_YVYU, + .colorspace = V4L2_COLORSPACE_JPEG, .depth = { 16 }, .color = FIMC_FMT_YCRYCB422, .memplanes = 1, @@ -75,6 +80,7 @@ static const struct fimc_fmt fimc_lite_formats[] = { }, { .name = "RAW8 (GRBG)", .fourcc = V4L2_PIX_FMT_SGRBG8, + .colorspace = V4L2_COLORSPACE_SRGB, .depth = { 8 }, .color = FIMC_FMT_RAW8, .memplanes = 1, @@ -83,6 +89,7 @@ static const struct fimc_fmt fimc_lite_formats[] = { }, { .name = "RAW10 (GRBG)", .fourcc = V4L2_PIX_FMT_SGRBG10, + .colorspace = V4L2_COLORSPACE_SRGB, .depth = { 10 }, .color = FIMC_FMT_RAW10, .memplanes = 1, @@ -91,6 +98,7 @@ static const struct fimc_fmt fimc_lite_formats[] = { }, { .name = "RAW12 (GRBG)", .fourcc = V4L2_PIX_FMT_SGRBG12, + .colorspace = V4L2_COLORSPACE_SRGB, .depth = { 12 }, .color = FIMC_FMT_RAW12, .memplanes = 1, @@ -131,30 +139,6 @@ static const struct fimc_fmt *fimc_lite_find_format(const u32 *pixelformat, return def_fmt; } -/* Called with the media graph mutex held or @me stream_count > 0. */ -static struct v4l2_subdev *__find_remote_sensor(struct media_entity *me) -{ - struct media_pad *pad = &me->pads[0]; - struct v4l2_subdev *sd; - - while (pad->flags & MEDIA_PAD_FL_SINK) { - /* source pad */ - pad = media_entity_remote_source(pad); - if (pad == NULL || - media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV) - break; - - sd = media_entity_to_v4l2_subdev(pad->entity); - - if (sd->grp_id == GRP_ID_FIMC_IS_SENSOR || - sd->grp_id == GRP_ID_SENSOR) - return sd; - /* sink pad */ - pad = &sd->entity.pads[0]; - } - return NULL; -} - static int fimc_lite_hw_init(struct fimc_lite *fimc, bool isp_output) { struct fimc_source_info *si; @@ -176,6 +160,7 @@ static int fimc_lite_hw_init(struct fimc_lite *fimc, bool isp_output) flite_hw_set_camera_bus(fimc, si); flite_hw_set_source_format(fimc, &fimc->inp_frame); flite_hw_set_window_offset(fimc, &fimc->inp_frame); + flite_hw_set_dma_buf_mask(fimc, 0); flite_hw_set_output_dma(fimc, &fimc->out_frame, !isp_output); flite_hw_set_interrupt_mask(fimc); flite_hw_set_test_pattern(fimc, fimc->test_pattern->val); @@ -233,7 +218,7 @@ static int fimc_lite_reinit(struct fimc_lite *fimc, bool suspend) if (!streaming) return 0; - return fimc_pipeline_call(fimc, set_stream, &fimc->pipeline, 0); + return fimc_pipeline_call(&fimc->ve, set_stream, 0); } static int fimc_lite_stop_capture(struct fimc_lite *fimc, bool suspend) @@ -299,19 +284,23 @@ static irqreturn_t flite_irq_handler(int irq, void *priv) if ((intsrc & FLITE_REG_CISTATUS_IRQ_SRC_FRMSTART) && test_bit(ST_FLITE_RUN, &fimc->state) && - !list_empty(&fimc->active_buf_q) && !list_empty(&fimc->pending_buf_q)) { + vbuf = fimc_lite_pending_queue_pop(fimc); + flite_hw_set_dma_buffer(fimc, vbuf); + fimc_lite_active_queue_add(fimc, vbuf); + } + + if ((intsrc & FLITE_REG_CISTATUS_IRQ_SRC_FRMEND) && + test_bit(ST_FLITE_RUN, &fimc->state) && + !list_empty(&fimc->active_buf_q)) { vbuf = fimc_lite_active_queue_pop(fimc); ktime_get_ts(&ts); tv = &vbuf->vb.v4l2_buf.timestamp; tv->tv_sec = ts.tv_sec; tv->tv_usec = ts.tv_nsec / NSEC_PER_USEC; vbuf->vb.v4l2_buf.sequence = fimc->frame_count++; + flite_hw_mask_dma_buffer(fimc, vbuf->index); vb2_buffer_done(&vbuf->vb, VB2_BUF_STATE_DONE); - - vbuf = fimc_lite_pending_queue_pop(fimc); - flite_hw_set_output_addr(fimc, vbuf->paddr); - fimc_lite_active_queue_add(fimc, vbuf); } if (test_bit(ST_FLITE_CONFIG, &fimc->state)) @@ -330,10 +319,16 @@ done: static int start_streaming(struct vb2_queue *q, unsigned int count) { struct fimc_lite *fimc = q->drv_priv; + unsigned long flags; int ret; + spin_lock_irqsave(&fimc->slock, flags); + + fimc->buf_index = 0; fimc->frame_count = 0; + spin_unlock_irqrestore(&fimc->slock, flags); + ret = fimc_lite_hw_init(fimc, false); if (ret) { fimc_lite_reinit(fimc, false); @@ -347,8 +342,7 @@ static int start_streaming(struct vb2_queue *q, unsigned int count) flite_hw_capture_start(fimc); if (!test_and_set_bit(ST_SENSOR_STREAM, &fimc->state)) - fimc_pipeline_call(fimc, set_stream, - &fimc->pipeline, 1); + fimc_pipeline_call(&fimc->ve, set_stream, 1); } if (debug > 0) flite_hw_dump_regs(fimc, __func__); @@ -415,7 +409,7 @@ static int buffer_prepare(struct vb2_buffer *vb) unsigned long size = fimc->payload[i]; if (vb2_plane_size(vb, i) < size) { - v4l2_err(&fimc->vfd, + v4l2_err(&fimc->ve.vdev, "User buffer too small (%ld < %ld)\n", vb2_plane_size(vb, i), size); return -EINVAL; @@ -436,10 +430,14 @@ static void buffer_queue(struct vb2_buffer *vb) spin_lock_irqsave(&fimc->slock, flags); buf->paddr = vb2_dma_contig_plane_dma_addr(vb, 0); + buf->index = fimc->buf_index++; + if (fimc->buf_index >= fimc->reqbufs_count) + fimc->buf_index = 0; + if (!test_bit(ST_FLITE_SUSPENDED, &fimc->state) && !test_bit(ST_FLITE_STREAM, &fimc->state) && list_empty(&fimc->active_buf_q)) { - flite_hw_set_output_addr(fimc, buf->paddr); + flite_hw_set_dma_buffer(fimc, buf); fimc_lite_active_queue_add(fimc, buf); } else { fimc_lite_pending_queue_add(fimc, buf); @@ -452,8 +450,7 @@ static void buffer_queue(struct vb2_buffer *vb) spin_unlock_irqrestore(&fimc->slock, flags); if (!test_and_set_bit(ST_SENSOR_STREAM, &fimc->state)) - fimc_pipeline_call(fimc, set_stream, - &fimc->pipeline, 1); + fimc_pipeline_call(&fimc->ve, set_stream, 1); return; } spin_unlock_irqrestore(&fimc->slock, flags); @@ -481,11 +478,9 @@ static void fimc_lite_clear_event_counters(struct fimc_lite *fimc) static int fimc_lite_open(struct file *file) { struct fimc_lite *fimc = video_drvdata(file); - struct media_entity *me = &fimc->vfd.entity; + struct media_entity *me = &fimc->ve.vdev.entity; int ret; - mutex_lock(&me->parent->graph_mutex); - mutex_lock(&fimc->lock); if (atomic_read(&fimc->out_path) != FIMC_IO_DMA) { ret = -EBUSY; @@ -505,11 +500,18 @@ static int fimc_lite_open(struct file *file) atomic_read(&fimc->out_path) != FIMC_IO_DMA) goto unlock; - ret = fimc_pipeline_call(fimc, open, &fimc->pipeline, - me, true); + mutex_lock(&me->parent->graph_mutex); + + ret = fimc_pipeline_call(&fimc->ve, open, me, true); + + /* Mark video pipeline ending at this video node as in use. */ + if (ret == 0) + me->use_count++; + + mutex_unlock(&me->parent->graph_mutex); + if (!ret) { fimc_lite_clear_event_counters(fimc); - fimc->ref_count++; goto unlock; } @@ -519,26 +521,29 @@ err_pm: clear_bit(ST_FLITE_IN_USE, &fimc->state); unlock: mutex_unlock(&fimc->lock); - mutex_unlock(&me->parent->graph_mutex); return ret; } static int fimc_lite_release(struct file *file) { struct fimc_lite *fimc = video_drvdata(file); + struct media_entity *entity = &fimc->ve.vdev.entity; mutex_lock(&fimc->lock); if (v4l2_fh_is_singular_file(file) && atomic_read(&fimc->out_path) == FIMC_IO_DMA) { if (fimc->streaming) { - media_entity_pipeline_stop(&fimc->vfd.entity); + media_entity_pipeline_stop(entity); fimc->streaming = false; } - clear_bit(ST_FLITE_IN_USE, &fimc->state); fimc_lite_stop_capture(fimc, false); - fimc_pipeline_call(fimc, close, &fimc->pipeline); - fimc->ref_count--; + fimc_pipeline_call(&fimc->ve, close); + clear_bit(ST_FLITE_IN_USE, &fimc->state); + + mutex_lock(&entity->parent->graph_mutex); + entity->use_count--; + mutex_unlock(&entity->parent->graph_mutex); } vb2_fop_release(file); @@ -562,37 +567,54 @@ static const struct v4l2_file_operations fimc_lite_fops = { * Format and crop negotiation helpers */ -static const struct fimc_fmt *fimc_lite_try_format(struct fimc_lite *fimc, - u32 *width, u32 *height, - u32 *code, u32 *fourcc, int pad) +static const struct fimc_fmt *fimc_lite_subdev_try_fmt(struct fimc_lite *fimc, + struct v4l2_subdev_fh *fh, + struct v4l2_subdev_format *format) { struct flite_drvdata *dd = fimc->dd; - const struct fimc_fmt *fmt; - unsigned int flags = 0; + struct v4l2_mbus_framefmt *mf = &format->format; + const struct fimc_fmt *fmt = NULL; + + if (format->pad == FLITE_SD_PAD_SINK) { + v4l_bound_align_image(&mf->width, 8, dd->max_width, + ffs(dd->out_width_align) - 1, + &mf->height, 0, dd->max_height, 0, 0); + + fmt = fimc_lite_find_format(NULL, &mf->code, 0, 0); + if (WARN_ON(!fmt)) + return NULL; - if (pad == FLITE_SD_PAD_SINK) { - v4l_bound_align_image(width, 8, dd->max_width, - ffs(dd->out_width_align) - 1, - height, 0, dd->max_height, 0, 0); + mf->colorspace = fmt->colorspace; + mf->code = fmt->mbus_code; } else { - v4l_bound_align_image(width, 8, fimc->inp_frame.rect.width, - ffs(dd->out_width_align) - 1, - height, 0, fimc->inp_frame.rect.height, - 0, 0); - flags = fimc->inp_frame.fmt->flags; - } + struct flite_frame *sink = &fimc->inp_frame; + struct v4l2_mbus_framefmt *sink_fmt; + struct v4l2_rect *rect; - fmt = fimc_lite_find_format(fourcc, code, flags, 0); - if (WARN_ON(!fmt)) - return NULL; + if (format->which == V4L2_SUBDEV_FORMAT_TRY) { + sink_fmt = v4l2_subdev_get_try_format(fh, + FLITE_SD_PAD_SINK); - if (code) - *code = fmt->mbus_code; - if (fourcc) - *fourcc = fmt->fourcc; + mf->code = sink_fmt->code; + mf->colorspace = sink_fmt->colorspace; - v4l2_dbg(1, debug, &fimc->subdev, "code: 0x%x, %dx%d\n", - code ? *code : 0, *width, *height); + rect = v4l2_subdev_get_try_crop(fh, + FLITE_SD_PAD_SINK); + } else { + mf->code = sink->fmt->mbus_code; + mf->colorspace = sink->fmt->colorspace; + rect = &sink->rect; + } + + /* Allow changing format only on sink pad */ + mf->width = rect->width; + mf->height = rect->height; + } + + mf->field = V4L2_FIELD_NONE; + + v4l2_dbg(1, debug, &fimc->subdev, "code: %#x (%d), %dx%d\n", + mf->code, mf->colorspace, mf->width, mf->height); return fmt; } @@ -637,13 +659,18 @@ static void fimc_lite_try_compose(struct fimc_lite *fimc, struct v4l2_rect *r) /* * Video node ioctl operations */ -static int fimc_vidioc_querycap_capture(struct file *file, void *priv, +static int fimc_lite_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { + struct fimc_lite *fimc = video_drvdata(file); + strlcpy(cap->driver, FIMC_LITE_DRV_NAME, sizeof(cap->driver)); - cap->bus_info[0] = 0; - cap->card[0] = 0; - cap->capabilities = V4L2_CAP_STREAMING; + strlcpy(cap->card, FIMC_LITE_DRV_NAME, sizeof(cap->card)); + snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s", + dev_name(&fimc->pdev->dev)); + + cap->device_caps = V4L2_CAP_STREAMING; + cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } @@ -679,7 +706,7 @@ static int fimc_lite_g_fmt_mplane(struct file *file, void *fh, pixm->width = frame->f_width; pixm->height = frame->f_height; pixm->field = V4L2_FIELD_NONE; - pixm->colorspace = V4L2_COLORSPACE_JPEG; + pixm->colorspace = fmt->colorspace; return 0; } @@ -722,7 +749,7 @@ static int fimc_lite_try_fmt(struct fimc_lite *fimc, fmt->depth[0]) / 8; pixm->num_planes = fmt->memplanes; pixm->pixelformat = fmt->fourcc; - pixm->colorspace = V4L2_COLORSPACE_JPEG; + pixm->colorspace = fmt->colorspace; pixm->field = V4L2_FIELD_NONE; return 0; } @@ -786,7 +813,7 @@ static int fimc_pipeline_validate(struct fimc_lite *fimc) return -EPIPE; } /* Retrieve format at the source pad */ - pad = media_entity_remote_source(pad); + pad = media_entity_remote_pad(pad); if (pad == NULL || media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV) break; @@ -810,14 +837,13 @@ static int fimc_lite_streamon(struct file *file, void *priv, enum v4l2_buf_type type) { struct fimc_lite *fimc = video_drvdata(file); - struct media_entity *entity = &fimc->vfd.entity; - struct fimc_pipeline *p = &fimc->pipeline; + struct media_entity *entity = &fimc->ve.vdev.entity; int ret; if (fimc_lite_active(fimc)) return -EBUSY; - ret = media_entity_pipeline_start(entity, p->m_pipeline); + ret = media_entity_pipeline_start(entity, &fimc->ve.pipe->mp); if (ret < 0) return ret; @@ -825,7 +851,7 @@ static int fimc_lite_streamon(struct file *file, void *priv, if (ret < 0) goto err_p_stop; - fimc->sensor = __find_remote_sensor(&fimc->subdev.entity); + fimc->sensor = fimc_find_remote_sensor(&fimc->subdev.entity); ret = vb2_ioctl_streamon(file, priv, type); if (!ret) { @@ -848,7 +874,7 @@ static int fimc_lite_streamoff(struct file *file, void *priv, if (ret < 0) return ret; - media_entity_pipeline_stop(&fimc->vfd.entity); + media_entity_pipeline_stop(&fimc->ve.vdev.entity); fimc->streaming = false; return 0; } @@ -938,7 +964,7 @@ static int fimc_lite_s_selection(struct file *file, void *fh, } static const struct v4l2_ioctl_ops fimc_lite_ioctl_ops = { - .vidioc_querycap = fimc_vidioc_querycap_capture, + .vidioc_querycap = fimc_lite_querycap, .vidioc_enum_fmt_vid_cap_mplane = fimc_lite_enum_fmt_mplane, .vidioc_try_fmt_vid_cap_mplane = fimc_lite_try_fmt_mplane, .vidioc_s_fmt_vid_cap_mplane = fimc_lite_s_fmt_mplane, @@ -972,8 +998,6 @@ static int fimc_lite_link_setup(struct media_entity *entity, __func__, remote->entity->name, local->entity->name, flags, fimc->source_subdev_grp_id); - mutex_lock(&fimc->lock); - switch (local->index) { case FLITE_SD_PAD_SINK: if (remote_ent_type != MEDIA_ENT_T_V4L2_SUBDEV) { @@ -1015,7 +1039,6 @@ static int fimc_lite_link_setup(struct media_entity *entity, } mb(); - mutex_unlock(&fimc->lock); return ret; } @@ -1036,6 +1059,15 @@ static int fimc_lite_subdev_enum_mbus_code(struct v4l2_subdev *sd, return 0; } +static struct v4l2_mbus_framefmt *__fimc_lite_subdev_get_try_fmt( + struct v4l2_subdev_fh *fh, unsigned int pad) +{ + if (pad != FLITE_SD_PAD_SINK) + pad = FLITE_SD_PAD_SOURCE_DMA; + + return v4l2_subdev_get_try_format(fh, pad); +} + static int fimc_lite_subdev_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, struct v4l2_subdev_format *fmt) @@ -1045,13 +1077,13 @@ static int fimc_lite_subdev_get_fmt(struct v4l2_subdev *sd, struct flite_frame *f = &fimc->inp_frame; if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { - mf = v4l2_subdev_get_try_format(fh, fmt->pad); + mf = __fimc_lite_subdev_get_try_fmt(fh, fmt->pad); fmt->format = *mf; return 0; } - mf->colorspace = V4L2_COLORSPACE_JPEG; mutex_lock(&fimc->lock); + mf->colorspace = f->fmt->colorspace; mf->code = f->fmt->mbus_code; if (fmt->pad == FLITE_SD_PAD_SINK) { @@ -1080,7 +1112,6 @@ static int fimc_lite_subdev_set_fmt(struct v4l2_subdev *sd, v4l2_dbg(1, debug, sd, "pad%d: code: 0x%x, %dx%d\n", fmt->pad, mf->code, mf->width, mf->height); - mf->colorspace = V4L2_COLORSPACE_JPEG; mutex_lock(&fimc->lock); if ((atomic_read(&fimc->out_path) == FIMC_IO_ISP && @@ -1091,12 +1122,20 @@ static int fimc_lite_subdev_set_fmt(struct v4l2_subdev *sd, return -EBUSY; } - ffmt = fimc_lite_try_format(fimc, &mf->width, &mf->height, - &mf->code, NULL, fmt->pad); + ffmt = fimc_lite_subdev_try_fmt(fimc, fh, fmt); if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { - mf = v4l2_subdev_get_try_format(fh, fmt->pad); + struct v4l2_mbus_framefmt *src_fmt; + + mf = __fimc_lite_subdev_get_try_fmt(fh, fmt->pad); *mf = fmt->format; + + if (fmt->pad == FLITE_SD_PAD_SINK) { + unsigned int pad = FLITE_SD_PAD_SOURCE_DMA; + src_fmt = __fimc_lite_subdev_get_try_fmt(fh, pad); + *src_fmt = *mf; + } + mutex_unlock(&fimc->lock); return 0; } @@ -1114,11 +1153,6 @@ static int fimc_lite_subdev_set_fmt(struct v4l2_subdev *sd, source->rect = sink->rect; source->f_width = mf->width; source->f_height = mf->height; - } else { - /* Allow changing format only on sink pad */ - mf->code = sink->fmt->mbus_code; - mf->width = sink->rect.width; - mf->height = sink->rect.height; } mutex_unlock(&fimc->lock); @@ -1207,7 +1241,7 @@ static int fimc_lite_subdev_s_stream(struct v4l2_subdev *sd, int on) * The pipeline links are protected through entity.stream_count * so there is no need to take the media graph mutex here. */ - fimc->sensor = __find_remote_sensor(&sd->entity); + fimc->sensor = fimc_find_remote_sensor(&sd->entity); if (atomic_read(&fimc->out_path) != FIMC_IO_ISP) return -ENOIOCTLCMD; @@ -1252,13 +1286,10 @@ static int fimc_lite_subdev_registered(struct v4l2_subdev *sd) { struct fimc_lite *fimc = v4l2_get_subdevdata(sd); struct vb2_queue *q = &fimc->vb_queue; - struct video_device *vfd = &fimc->vfd; + struct video_device *vfd = &fimc->ve.vdev; int ret; memset(vfd, 0, sizeof(*vfd)); - - fimc->inp_frame.fmt = &fimc_lite_formats[0]; - fimc->out_frame.fmt = &fimc_lite_formats[0]; atomic_set(&fimc->out_path, FIMC_IO_DMA); snprintf(vfd->name, sizeof(vfd->name), "fimc-lite.%d.capture", @@ -1295,12 +1326,12 @@ static int fimc_lite_subdev_registered(struct v4l2_subdev *sd) return ret; video_set_drvdata(vfd, fimc); - fimc->pipeline_ops = v4l2_get_subdev_hostdata(sd); + fimc->ve.pipe = v4l2_get_subdev_hostdata(sd); ret = video_register_device(vfd, VFL_TYPE_GRABBER, -1); if (ret < 0) { media_entity_cleanup(&vfd->entity); - fimc->pipeline_ops = NULL; + fimc->ve.pipe = NULL; return ret; } @@ -1316,11 +1347,15 @@ static void fimc_lite_subdev_unregistered(struct v4l2_subdev *sd) if (fimc == NULL) return; - if (video_is_registered(&fimc->vfd)) { - video_unregister_device(&fimc->vfd); - media_entity_cleanup(&fimc->vfd.entity); - fimc->pipeline_ops = NULL; + mutex_lock(&fimc->lock); + + if (video_is_registered(&fimc->ve.vdev)) { + video_unregister_device(&fimc->ve.vdev); + media_entity_cleanup(&fimc->ve.vdev.entity); + fimc->ve.pipe = NULL; } + + mutex_unlock(&fimc->lock); } static const struct v4l2_subdev_internal_ops fimc_lite_subdev_internal_ops = { @@ -1370,6 +1405,23 @@ static const struct v4l2_ctrl_config fimc_lite_ctrl = { .step = 1, }; +static void fimc_lite_set_default_config(struct fimc_lite *fimc) +{ + struct flite_frame *sink = &fimc->inp_frame; + struct flite_frame *source = &fimc->out_frame; + + sink->fmt = &fimc_lite_formats[0]; + sink->f_width = FLITE_DEFAULT_WIDTH; + sink->f_height = FLITE_DEFAULT_HEIGHT; + + sink->rect.width = FLITE_DEFAULT_WIDTH; + sink->rect.height = FLITE_DEFAULT_HEIGHT; + sink->rect.left = 0; + sink->rect.top = 0; + + *source = *sink; +} + static int fimc_lite_create_capture_subdev(struct fimc_lite *fimc) { struct v4l2_ctrl_handler *handler = &fimc->ctrl_handler; @@ -1417,12 +1469,12 @@ static void fimc_lite_unregister_capture_subdev(struct fimc_lite *fimc) static void fimc_lite_clk_put(struct fimc_lite *fimc) { - if (IS_ERR_OR_NULL(fimc->clock)) + if (IS_ERR(fimc->clock)) return; clk_unprepare(fimc->clock); clk_put(fimc->clock); - fimc->clock = NULL; + fimc->clock = ERR_PTR(-EINVAL); } static int fimc_lite_clk_get(struct fimc_lite *fimc) @@ -1436,7 +1488,7 @@ static int fimc_lite_clk_get(struct fimc_lite *fimc) ret = clk_prepare(fimc->clock); if (ret < 0) { clk_put(fimc->clock); - fimc->clock = NULL; + fimc->clock = ERR_PTR(-EINVAL); } return ret; } @@ -1461,13 +1513,14 @@ static int fimc_lite_probe(struct platform_device *pdev) if (of_id) drv_data = (struct flite_drvdata *)of_id->data; fimc->index = of_alias_get_id(dev->of_node, "fimc-lite"); - } else { - drv_data = fimc_lite_get_drvdata(pdev); - fimc->index = pdev->id; } - if (!drv_data || fimc->index < 0 || fimc->index >= FIMC_LITE_MAX_DEVS) + if (!drv_data || fimc->index >= drv_data->num_instances || + fimc->index < 0) { + dev_err(dev, "Wrong %s node alias\n", + dev->of_node->full_name); return -EINVAL; + } fimc->dd = drv_data; fimc->pdev = pdev; @@ -1514,8 +1567,11 @@ static int fimc_lite_probe(struct platform_device *pdev) ret = PTR_ERR(fimc->alloc_ctx); goto err_pm; } + pm_runtime_put(dev); + fimc_lite_set_default_config(fimc); + dev_dbg(dev, "FIMC-LITE.%d registered successfully\n", fimc->index); return 0; @@ -1565,8 +1621,8 @@ static int fimc_lite_resume(struct device *dev) return 0; INIT_LIST_HEAD(&fimc->active_buf_q); - fimc_pipeline_call(fimc, open, &fimc->pipeline, - &fimc->vfd.entity, false); + fimc_pipeline_call(&fimc->ve, open, + &fimc->ve.vdev.entity, false); fimc_lite_hw_init(fimc, atomic_read(&fimc->out_path) == FIMC_IO_ISP); clear_bit(ST_FLITE_SUSPENDED, &fimc->state); @@ -1592,7 +1648,7 @@ static int fimc_lite_suspend(struct device *dev) if (ret < 0 || !fimc_lite_active(fimc)) return ret; - return fimc_pipeline_call(fimc, close, &fimc->pipeline); + return fimc_pipeline_call(&fimc->ve, close); } #endif /* CONFIG_PM_SLEEP */ @@ -1624,22 +1680,30 @@ static struct flite_drvdata fimc_lite_drvdata_exynos4 = { .out_width_align = 8, .win_hor_offs_align = 2, .out_hor_offs_align = 8, + .max_dma_bufs = 1, + .num_instances = 2, }; -static struct platform_device_id fimc_lite_driver_ids[] = { - { - .name = "exynos-fimc-lite", - .driver_data = (unsigned long)&fimc_lite_drvdata_exynos4, - }, - { /* sentinel */ }, +/* EXYNOS5250 */ +static struct flite_drvdata fimc_lite_drvdata_exynos5 = { + .max_width = 8192, + .max_height = 8192, + .out_width_align = 8, + .win_hor_offs_align = 2, + .out_hor_offs_align = 8, + .max_dma_bufs = 32, + .num_instances = 3, }; -MODULE_DEVICE_TABLE(platform, fimc_lite_driver_ids); static const struct of_device_id flite_of_match[] = { { .compatible = "samsung,exynos4212-fimc-lite", .data = &fimc_lite_drvdata_exynos4, }, + { + .compatible = "samsung,exynos5250-fimc-lite", + .data = &fimc_lite_drvdata_exynos5, + }, { /* sentinel */ }, }; MODULE_DEVICE_TABLE(of, flite_of_match); @@ -1647,7 +1711,6 @@ MODULE_DEVICE_TABLE(of, flite_of_match); static struct platform_driver fimc_lite_driver = { .probe = fimc_lite_probe, .remove = fimc_lite_remove, - .id_table = fimc_lite_driver_ids, .driver = { .of_match_table = flite_of_match, .name = FIMC_LITE_DRV_NAME, diff --git a/drivers/media/platform/exynos4-is/fimc-lite.h b/drivers/media/platform/exynos4-is/fimc-lite.h index 47da5e0..7428b2d 100644 --- a/drivers/media/platform/exynos4-is/fimc-lite.h +++ b/drivers/media/platform/exynos4-is/fimc-lite.h @@ -27,8 +27,10 @@ #define FIMC_LITE_DRV_NAME "exynos-fimc-lite" #define FLITE_CLK_NAME "flite" -#define FIMC_LITE_MAX_DEVS 2 +#define FIMC_LITE_MAX_DEVS 3 #define FLITE_REQ_BUFS_MIN 2 +#define FLITE_DEFAULT_WIDTH 640 +#define FLITE_DEFAULT_HEIGHT 480 /* Bit index definitions for struct fimc_lite::state */ enum { @@ -48,17 +50,28 @@ enum { #define FLITE_SD_PAD_SOURCE_ISP 2 #define FLITE_SD_PADS_NUM 3 +/** + * struct flite_drvdata - FIMC-LITE IP variant data structure + * @max_width: maximum camera interface input width in pixels + * @max_height: maximum camera interface input height in pixels + * @out_width_align: minimum output width alignment in pixels + * @win_hor_offs_align: minimum camera interface crop window horizontal + * offset alignment in pixels + * @out_hor_offs_align: minimum output DMA compose rectangle horizontal + * offset alignment in pixels + * @max_dma_bufs: number of output DMA buffer start address registers + * @num_instances: total number of FIMC-LITE IP instances available + */ struct flite_drvdata { unsigned short max_width; unsigned short max_height; unsigned short out_width_align; unsigned short win_hor_offs_align; unsigned short out_hor_offs_align; + unsigned short max_dma_bufs; + unsigned short num_instances; }; -#define fimc_lite_get_drvdata(_pdev) \ - ((struct flite_drvdata *) platform_get_device_id(_pdev)->driver_data) - struct fimc_lite_events { unsigned int data_overflow; }; @@ -83,20 +96,22 @@ struct flite_frame { * struct flite_buffer - video buffer structure * @vb: vb2 buffer * @list: list head for the buffers queue - * @paddr: precalculated physical address + * @paddr: DMA buffer start address + * @index: DMA start address register's index */ struct flite_buffer { struct vb2_buffer vb; struct list_head list; dma_addr_t paddr; + unsigned short index; }; /** * struct fimc_lite - fimc lite structure * @pdev: pointer to FIMC-LITE platform device * @dd: SoC specific driver data structure + * @ve: exynos video device entity structure * @v4l2_dev: pointer to top the level v4l2_device - * @vfd: video device node * @fh: v4l2 file handle * @alloc_ctx: videobuf2 memory allocator context * @subdev: FIMC-LITE subdev @@ -122,16 +137,16 @@ struct flite_buffer { * @pending_buf_q: pending buffers queue head * @active_buf_q: the queue head of buffers scheduled in hardware * @vb_queue: vb2 buffers queue + * @buf_index: helps to keep track of the DMA start address register index * @active_buf_count: number of video buffers scheduled in hardware * @frame_count: the captured frames counter * @reqbufs_count: the number of buffers requested with REQBUFS ioctl - * @ref_count: driver's private reference counter */ struct fimc_lite { struct platform_device *pdev; struct flite_drvdata *dd; + struct exynos_video_entity ve; struct v4l2_device *v4l2_dev; - struct video_device vfd; struct v4l2_fh fh; struct vb2_alloc_ctx *alloc_ctx; struct v4l2_subdev subdev; @@ -141,8 +156,6 @@ struct fimc_lite { struct v4l2_ctrl_handler ctrl_handler; struct v4l2_ctrl *test_pattern; int index; - struct fimc_pipeline pipeline; - const struct fimc_pipeline_ops *pipeline_ops; struct mutex lock; spinlock_t slock; @@ -161,9 +174,9 @@ struct fimc_lite { struct list_head pending_buf_q; struct list_head active_buf_q; struct vb2_queue vb_queue; + unsigned short buf_index; unsigned int frame_count; unsigned int reqbufs_count; - int ref_count; struct fimc_lite_events events; bool streaming; diff --git a/drivers/media/platform/exynos4-is/fimc-m2m.c b/drivers/media/platform/exynos4-is/fimc-m2m.c index bde1f47..8d33b68 100644 --- a/drivers/media/platform/exynos4-is/fimc-m2m.c +++ b/drivers/media/platform/exynos4-is/fimc-m2m.c @@ -27,6 +27,7 @@ #include #include +#include "common.h" #include "fimc-core.h" #include "fimc-reg.h" #include "media-dev.h" diff --git a/drivers/media/platform/exynos4-is/fimc-reg.c b/drivers/media/platform/exynos4-is/fimc-reg.c index f079f36..1db8cb4 100644 --- a/drivers/media/platform/exynos4-is/fimc-reg.c +++ b/drivers/media/platform/exynos4-is/fimc-reg.c @@ -618,7 +618,7 @@ int fimc_hw_set_camera_source(struct fimc_dev *fimc, } if (i == ARRAY_SIZE(pix_desc)) { - v4l2_err(&vc->vfd, + v4l2_err(&vc->ve.vdev, "Camera color format not supported: %d\n", vc->ci_fmt.code); return -EINVAL; @@ -698,7 +698,7 @@ int fimc_hw_set_camera_type(struct fimc_dev *fimc, cfg |= FIMC_REG_CIGCTRL_CAM_JPEG; break; default: - v4l2_err(&vid_cap->vfd, + v4l2_err(&vid_cap->ve.vdev, "Not supported camera pixel format: %#x\n", vid_cap->ci_fmt.code); return -EINVAL; @@ -721,7 +721,8 @@ int fimc_hw_set_camera_type(struct fimc_dev *fimc, WARN_ONCE(1, "ISP Writeback input is not supported\n"); break; default: - v4l2_err(&vid_cap->vfd, "Invalid FIMC bus type selected: %d\n", + v4l2_err(&vid_cap->ve.vdev, + "Invalid FIMC bus type selected: %d\n", source->fimc_bus_type); return -EINVAL; } diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c index 15ef8f2..19f556c 100644 --- a/drivers/media/platform/exynos4-is/media-dev.c +++ b/drivers/media/platform/exynos4-is/media-dev.c @@ -1,8 +1,8 @@ /* * S5P/EXYNOS4 SoC series camera host interface media device driver * - * Copyright (C) 2011 - 2012 Samsung Electronics Co., Ltd. - * Sylwester Nawrocki + * Copyright (C) 2011 - 2013 Samsung Electronics Co., Ltd. + * Author: Sylwester Nawrocki * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published @@ -39,6 +39,26 @@ static int __fimc_md_set_camclk(struct fimc_md *fmd, struct fimc_source_info *si, bool on); + +/* Set up image sensor subdev -> FIMC capture node notifications. */ +static void __setup_sensor_notification(struct fimc_md *fmd, + struct v4l2_subdev *sensor, + struct v4l2_subdev *fimc_sd) +{ + struct fimc_source_info *src_inf; + struct fimc_sensor_info *md_si; + unsigned long flags; + + src_inf = v4l2_get_subdev_hostdata(sensor); + if (!src_inf || WARN_ON(fmd == NULL)) + return; + + md_si = source_to_sensor_info(src_inf); + spin_lock_irqsave(&fmd->slock, flags); + md_si->host = v4l2_get_subdevdata(fimc_sd); + spin_unlock_irqrestore(&fmd->slock, flags); +} + /** * fimc_pipeline_prepare - update pipeline information with subdevice pointers * @me: media entity terminating the pipeline @@ -46,9 +66,11 @@ static int __fimc_md_set_camclk(struct fimc_md *fmd, * Caller holds the graph mutex. */ static void fimc_pipeline_prepare(struct fimc_pipeline *p, - struct media_entity *me) + struct media_entity *me) { + struct fimc_md *fmd = entity_to_fimc_mdev(me); struct v4l2_subdev *sd; + struct v4l2_subdev *sensor = NULL; int i; for (i = 0; i < IDX_MAX; i++) @@ -62,7 +84,7 @@ static void fimc_pipeline_prepare(struct fimc_pipeline *p, struct media_pad *spad = &me->pads[i]; if (!(spad->flags & MEDIA_PAD_FL_SINK)) continue; - pad = media_entity_remote_source(spad); + pad = media_entity_remote_pad(spad); if (pad) break; } @@ -73,8 +95,10 @@ static void fimc_pipeline_prepare(struct fimc_pipeline *p, sd = media_entity_to_v4l2_subdev(pad->entity); switch (sd->grp_id) { - case GRP_ID_FIMC_IS_SENSOR: case GRP_ID_SENSOR: + sensor = sd; + /* fall through */ + case GRP_ID_FIMC_IS_SENSOR: p->subdevs[IDX_SENSOR] = sd; break; case GRP_ID_CSIS: @@ -84,7 +108,7 @@ static void fimc_pipeline_prepare(struct fimc_pipeline *p, p->subdevs[IDX_FLITE] = sd; break; case GRP_ID_FIMC: - /* No need to control FIMC subdev through subdev ops */ + p->subdevs[IDX_FIMC] = sd; break; case GRP_ID_FIMC_IS: p->subdevs[IDX_IS_ISP] = sd; @@ -96,6 +120,9 @@ static void fimc_pipeline_prepare(struct fimc_pipeline *p, if (me->num_pads == 1) break; } + + if (sensor && p->subdevs[IDX_FIMC]) + __setup_sensor_notification(fmd, sensor, p->subdevs[IDX_FIMC]); } /** @@ -168,10 +195,11 @@ error: * * Called with the graph mutex held. */ -static int __fimc_pipeline_open(struct fimc_pipeline *p, +static int __fimc_pipeline_open(struct exynos_media_pipeline *ep, struct media_entity *me, bool prepare) { struct fimc_md *fmd = entity_to_fimc_mdev(me); + struct fimc_pipeline *p = to_fimc_pipeline(ep); struct v4l2_subdev *sd; int ret; @@ -214,20 +242,21 @@ err_wbclk: * * Disable power of all subdevs and turn the external sensor clock off. */ -static int __fimc_pipeline_close(struct fimc_pipeline *p) +static int __fimc_pipeline_close(struct exynos_media_pipeline *ep) { + struct fimc_pipeline *p = to_fimc_pipeline(ep); struct v4l2_subdev *sd = p ? p->subdevs[IDX_SENSOR] : NULL; struct fimc_md *fmd; - int ret = 0; - - if (WARN_ON(sd == NULL)) - return -EINVAL; + int ret; - if (p->subdevs[IDX_SENSOR]) { - ret = fimc_pipeline_s_power(p, 0); - fimc_md_set_camclk(sd, false); + if (sd == NULL) { + pr_warn("%s(): No sensor subdev\n", __func__); + return 0; } + ret = fimc_pipeline_s_power(p, 0); + fimc_md_set_camclk(sd, false); + fmd = entity_to_fimc_mdev(&sd->entity); /* Disable PXLASYNC clock if this pipeline includes FIMC-IS */ @@ -242,12 +271,13 @@ static int __fimc_pipeline_close(struct fimc_pipeline *p) * @pipeline: video pipeline structure * @on: passed as the s_stream() callback argument */ -static int __fimc_pipeline_s_stream(struct fimc_pipeline *p, bool on) +static int __fimc_pipeline_s_stream(struct exynos_media_pipeline *ep, bool on) { static const u8 seq[2][IDX_MAX] = { { IDX_FIMC, IDX_SENSOR, IDX_IS_ISP, IDX_CSIS, IDX_FLITE }, { IDX_CSIS, IDX_FLITE, IDX_FIMC, IDX_SENSOR, IDX_IS_ISP }, }; + struct fimc_pipeline *p = to_fimc_pipeline(ep); int i, ret = 0; if (p->subdevs[IDX_SENSOR] == NULL) @@ -271,12 +301,38 @@ error: } /* Media pipeline operations for the FIMC/FIMC-LITE video device driver */ -static const struct fimc_pipeline_ops fimc_pipeline_ops = { +static const struct exynos_media_pipeline_ops fimc_pipeline_ops = { .open = __fimc_pipeline_open, .close = __fimc_pipeline_close, .set_stream = __fimc_pipeline_s_stream, }; +static struct exynos_media_pipeline *fimc_md_pipeline_create( + struct fimc_md *fmd) +{ + struct fimc_pipeline *p; + + p = kzalloc(sizeof(*p), GFP_KERNEL); + if (!p) + return NULL; + + list_add_tail(&p->list, &fmd->pipelines); + + p->ep.ops = &fimc_pipeline_ops; + return &p->ep; +} + +static void fimc_md_pipelines_free(struct fimc_md *fmd) +{ + while (!list_empty(&fmd->pipelines)) { + struct fimc_pipeline *p; + + p = list_entry(fmd->pipelines.next, typeof(*p), list); + list_del(&p->list); + kfree(p); + } +} + /* * Sensor subdevice helper functions */ @@ -592,6 +648,7 @@ static int register_fimc_lite_entity(struct fimc_md *fmd, struct fimc_lite *fimc_lite) { struct v4l2_subdev *sd; + struct exynos_media_pipeline *ep; int ret; if (WARN_ON(fimc_lite->index >= FIMC_LITE_MAX_DEVS || @@ -600,7 +657,12 @@ static int register_fimc_lite_entity(struct fimc_md *fmd, sd = &fimc_lite->subdev; sd->grp_id = GRP_ID_FLITE; - v4l2_set_subdev_hostdata(sd, (void *)&fimc_pipeline_ops); + + ep = fimc_md_pipeline_create(fmd); + if (!ep) + return -ENOMEM; + + v4l2_set_subdev_hostdata(sd, ep); ret = v4l2_device_register_subdev(&fmd->v4l2_dev, sd); if (!ret) @@ -614,6 +676,7 @@ static int register_fimc_lite_entity(struct fimc_md *fmd, static int register_fimc_entity(struct fimc_md *fmd, struct fimc_dev *fimc) { struct v4l2_subdev *sd; + struct exynos_media_pipeline *ep; int ret; if (WARN_ON(fimc->id >= FIMC_MAX_DEVS || fmd->fimc[fimc->id])) @@ -621,7 +684,12 @@ static int register_fimc_entity(struct fimc_md *fmd, struct fimc_dev *fimc) sd = &fimc->vid_cap.subdev; sd->grp_id = GRP_ID_FIMC; - v4l2_set_subdev_hostdata(sd, (void *)&fimc_pipeline_ops); + + ep = fimc_md_pipeline_create(fmd); + if (!ep) + return -ENOMEM; + + v4l2_set_subdev_hostdata(sd, ep); ret = v4l2_device_register_subdev(&fmd->v4l2_dev, sd); if (!ret) { @@ -736,8 +804,6 @@ static int fimc_md_pdev_match(struct device *dev, void *data) if (!strcmp(pdev->name, CSIS_DRIVER_NAME)) { plat_entity = IDX_CSIS; - } else if (!strcmp(pdev->name, FIMC_LITE_DRV_NAME)) { - plat_entity = IDX_FLITE; } else { p = strstr(pdev->name, "fimc"); if (p && *(p + 4) == 0) @@ -797,17 +863,19 @@ static void fimc_md_unregister_entities(struct fimc_md *fmd) int i; for (i = 0; i < FIMC_MAX_DEVS; i++) { - if (fmd->fimc[i] == NULL) + struct fimc_dev *dev = fmd->fimc[i]; + if (dev == NULL) continue; - v4l2_device_unregister_subdev(&fmd->fimc[i]->vid_cap.subdev); - fmd->fimc[i]->pipeline_ops = NULL; + v4l2_device_unregister_subdev(&dev->vid_cap.subdev); + dev->vid_cap.ve.pipe = NULL; fmd->fimc[i] = NULL; } for (i = 0; i < FIMC_LITE_MAX_DEVS; i++) { - if (fmd->fimc_lite[i] == NULL) + struct fimc_lite *dev = fmd->fimc_lite[i]; + if (dev == NULL) continue; - v4l2_device_unregister_subdev(&fmd->fimc_lite[i]->subdev); - fmd->fimc_lite[i]->pipeline_ops = NULL; + v4l2_device_unregister_subdev(&dev->subdev); + dev->ve.pipe = NULL; fmd->fimc_lite[i] = NULL; } for (i = 0; i < CSIS_MAX_ENTITIES; i++) { @@ -880,18 +948,6 @@ static int __fimc_md_create_fimc_sink_links(struct fimc_md *fmd, v4l2_info(&fmd->v4l2_dev, "created link [%s] %c> [%s]\n", source->name, flags ? '=' : '-', sink->name); - - if (flags == 0 || sensor == NULL) - continue; - - if (!WARN_ON(si == NULL)) { - unsigned long irq_flags; - struct fimc_sensor_info *inf = source_to_sensor_info(si); - - spin_lock_irqsave(&fmd->slock, irq_flags); - inf->host = fmd->fimc[i]; - spin_unlock_irqrestore(&fmd->slock, irq_flags); - } } for (i = 0; i < FIMC_LITE_MAX_DEVS; i++) { @@ -929,7 +985,7 @@ static int __fimc_md_create_flite_source_links(struct fimc_md *fmd) continue; source = &fimc->subdev.entity; - sink = &fimc->vfd.entity; + sink = &fimc->ve.vdev.entity; /* FIMC-LITE's subdev and video node */ ret = media_entity_create_link(source, FLITE_SD_PAD_SOURCE_DMA, sink, 0, 0); @@ -1066,7 +1122,7 @@ static int fimc_md_create_links(struct fimc_md *fmd) continue; source = &fmd->fimc[i]->vid_cap.subdev.entity; - sink = &fmd->fimc[i]->vid_cap.vfd.entity; + sink = &fmd->fimc[i]->vid_cap.ve.vdev.entity; ret = media_entity_create_link(source, FIMC_SD_PAD_SOURCE, sink, 0, flags); @@ -1231,66 +1287,98 @@ int fimc_md_set_camclk(struct v4l2_subdev *sd, bool on) return __fimc_md_set_camclk(fmd, si, on); } -static int fimc_md_link_notify(struct media_pad *source, - struct media_pad *sink, u32 flags) +static int __fimc_md_modify_pipeline(struct media_entity *entity, bool enable) { - struct fimc_lite *fimc_lite = NULL; - struct fimc_dev *fimc = NULL; - struct fimc_pipeline *pipeline; - struct v4l2_subdev *sd; - struct mutex *lock; - int i, ret = 0; - int ref_count; + struct exynos_video_entity *ve; + struct fimc_pipeline *p; + struct video_device *vdev; + int ret; - if (media_entity_type(sink->entity) != MEDIA_ENT_T_V4L2_SUBDEV) + vdev = media_entity_to_video_device(entity); + if (vdev->entity.use_count == 0) return 0; - sd = media_entity_to_v4l2_subdev(sink->entity); - - switch (sd->grp_id) { - case GRP_ID_FLITE: - fimc_lite = v4l2_get_subdevdata(sd); - if (WARN_ON(fimc_lite == NULL)) - return 0; - pipeline = &fimc_lite->pipeline; - lock = &fimc_lite->lock; - break; - case GRP_ID_FIMC: - fimc = v4l2_get_subdevdata(sd); - if (WARN_ON(fimc == NULL)) - return 0; - pipeline = &fimc->pipeline; - lock = &fimc->lock; - break; - default: + ve = vdev_to_exynos_video_entity(vdev); + p = to_fimc_pipeline(ve->pipe); + /* + * Nothing to do if we are disabling the pipeline, some link + * has been disconnected and p->subdevs array is cleared now. + */ + if (!enable && p->subdevs[IDX_SENSOR] == NULL) return 0; + + if (enable) + ret = __fimc_pipeline_open(ve->pipe, entity, true); + else + ret = __fimc_pipeline_close(ve->pipe); + + if (ret == 0 && !enable) + memset(p->subdevs, 0, sizeof(p->subdevs)); + + return ret; +} + +/* Locking: called with entity->parent->graph_mutex mutex held. */ +static int __fimc_md_modify_pipelines(struct media_entity *entity, bool enable) +{ + struct media_entity *entity_err = entity; + struct media_entity_graph graph; + int ret; + + /* + * Walk current graph and call the pipeline open/close routine for each + * opened video node that belongs to the graph of entities connected + * through active links. This is needed as we cannot power on/off the + * subdevs in random order. + */ + media_entity_graph_walk_start(&graph, entity); + + while ((entity = media_entity_graph_walk_next(&graph))) { + if (media_entity_type(entity) != MEDIA_ENT_T_DEVNODE) + continue; + + ret = __fimc_md_modify_pipeline(entity, enable); + + if (ret < 0) + goto err; } - mutex_lock(lock); - ref_count = fimc ? fimc->vid_cap.refcnt : fimc_lite->ref_count; + return 0; + err: + media_entity_graph_walk_start(&graph, entity_err); - if (!(flags & MEDIA_LNK_FL_ENABLED)) { - if (ref_count > 0) { - ret = __fimc_pipeline_close(pipeline); - if (!ret && fimc) - fimc_ctrls_delete(fimc->vid_cap.ctx); - } - for (i = 0; i < IDX_MAX; i++) - pipeline->subdevs[i] = NULL; - } else if (ref_count > 0) { - /* - * Link activation. Enable power of pipeline elements only if - * the pipeline is already in use, i.e. its video node is open. - * Recreate the controls destroyed during the link deactivation. - */ - ret = __fimc_pipeline_open(pipeline, - source->entity, true); - if (!ret && fimc) - ret = fimc_capture_ctrls_create(fimc); + while ((entity_err = media_entity_graph_walk_next(&graph))) { + if (media_entity_type(entity_err) != MEDIA_ENT_T_DEVNODE) + continue; + + __fimc_md_modify_pipeline(entity_err, !enable); + + if (entity_err == entity) + break; + } + + return ret; +} + +static int fimc_md_link_notify(struct media_link *link, unsigned int flags, + unsigned int notification) +{ + struct media_entity *sink = link->sink->entity; + int ret = 0; + + /* Before link disconnection */ + if (notification == MEDIA_DEV_NOTIFY_PRE_LINK_CH) { + if (!(flags & MEDIA_LNK_FL_ENABLED)) + ret = __fimc_md_modify_pipelines(sink, false); + else + ; /* TODO: Link state change validation */ + /* After link activation */ + } else if (notification == MEDIA_DEV_NOTIFY_POST_LINK_CH && + (link->flags & MEDIA_LNK_FL_ENABLED)) { + ret = __fimc_md_modify_pipelines(sink, true); } - mutex_unlock(lock); - return ret ? -EPIPE : ret; + return ret ? -EPIPE : 0; } static ssize_t fimc_md_sysfs_show(struct device *dev, @@ -1370,6 +1458,7 @@ static int fimc_md_probe(struct platform_device *pdev) spin_lock_init(&fmd->slock); fmd->pdev = pdev; + INIT_LIST_HEAD(&fmd->pipelines); strlcpy(fmd->media_dev.model, "SAMSUNG S5P FIMC", sizeof(fmd->media_dev.model)); @@ -1457,6 +1546,7 @@ static int fimc_md_remove(struct platform_device *pdev) return 0; device_remove_file(&pdev->dev, &dev_attr_subdev_conf_mode); fimc_md_unregister_entities(fmd); + fimc_md_pipelines_free(fmd); media_device_unregister(&fmd->media_dev); fimc_md_put_clocks(fmd); return 0; diff --git a/drivers/media/platform/exynos4-is/media-dev.h b/drivers/media/platform/exynos4-is/media-dev.h index 44d86b6..62599fd 100644 --- a/drivers/media/platform/exynos4-is/media-dev.h +++ b/drivers/media/platform/exynos4-is/media-dev.h @@ -18,6 +18,7 @@ #include #include #include +#include #include "fimc-core.h" #include "fimc-lite.h" @@ -40,6 +41,29 @@ enum { FIMC_MAX_WBCLKS }; +enum fimc_subdev_index { + IDX_SENSOR, + IDX_CSIS, + IDX_FLITE, + IDX_IS_ISP, + IDX_FIMC, + IDX_MAX, +}; + +/* + * This structure represents a chain of media entities, including a data + * source entity (e.g. an image sensor subdevice), a data capture entity + * - a video capture device node and any remaining entities. + */ +struct fimc_pipeline { + struct exynos_media_pipeline ep; + struct list_head list; + struct media_entity *vdev_entity; + struct v4l2_subdev *subdevs[IDX_MAX]; +}; + +#define to_fimc_pipeline(_ep) container_of(_ep, struct fimc_pipeline, ep) + struct fimc_csis_info { struct v4l2_subdev *sd; int id; @@ -104,17 +128,11 @@ struct fimc_md { struct pinctrl_state *state_idle; } pinctl; bool user_subdev_api; + spinlock_t slock; + struct list_head pipelines; }; -#define is_subdev_pad(pad) (pad == NULL || \ - media_entity_type(pad->entity) == MEDIA_ENT_T_V4L2_SUBDEV) - -#define me_subtype(me) \ - ((me->type) & (MEDIA_ENT_TYPE_MASK | MEDIA_ENT_SUBTYPE_MASK)) - -#define subdev_has_devnode(__sd) (__sd->flags & V4L2_SUBDEV_FL_HAS_DEVNODE) - static inline struct fimc_sensor_info *source_to_sensor_info(struct fimc_source_info *si) { @@ -127,14 +145,14 @@ static inline struct fimc_md *entity_to_fimc_mdev(struct media_entity *me) container_of(me->parent, struct fimc_md, media_dev); } -static inline void fimc_md_graph_lock(struct fimc_dev *fimc) +static inline void fimc_md_graph_lock(struct exynos_video_entity *ve) { - mutex_lock(&fimc->vid_cap.vfd.entity.parent->graph_mutex); + mutex_lock(&ve->vdev.entity.parent->graph_mutex); } -static inline void fimc_md_graph_unlock(struct fimc_dev *fimc) +static inline void fimc_md_graph_unlock(struct exynos_video_entity *ve) { - mutex_unlock(&fimc->vid_cap.vfd.entity.parent->graph_mutex); + mutex_unlock(&ve->vdev.entity.parent->graph_mutex); } int fimc_md_set_camclk(struct v4l2_subdev *sd, bool on); @@ -149,4 +167,16 @@ static inline bool fimc_md_is_isp_available(struct device_node *node) #define fimc_md_is_isp_available(node) (false) #endif /* CONFIG_OF */ +static inline struct v4l2_subdev *__fimc_md_get_subdev( + struct exynos_media_pipeline *ep, + unsigned int index) +{ + struct fimc_pipeline *p = to_fimc_pipeline(ep); + + if (!p || index >= IDX_MAX) + return NULL; + else + return p->subdevs[index]; +} + #endif diff --git a/drivers/media/platform/exynos4-is/mipi-csis.c b/drivers/media/platform/exynos4-is/mipi-csis.c index 254d70f..0914230 100644 --- a/drivers/media/platform/exynos4-is/mipi-csis.c +++ b/drivers/media/platform/exynos4-is/mipi-csis.c @@ -1,8 +1,8 @@ /* - * Samsung S5P/EXYNOS4 SoC series MIPI-CSI receiver driver + * Samsung S5P/EXYNOS SoC series MIPI-CSI receiver driver * - * Copyright (C) 2011 - 2012 Samsung Electronics Co., Ltd. - * Sylwester Nawrocki + * Copyright (C) 2011 - 2013 Samsung Electronics Co., Ltd. + * Author: Sylwester Nawrocki * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -66,11 +66,12 @@ MODULE_PARM_DESC(debug, "Debug level (0-2)"); /* Interrupt mask */ #define S5PCSIS_INTMSK 0x10 -#define S5PCSIS_INTMSK_EN_ALL 0xf000103f #define S5PCSIS_INTMSK_EVEN_BEFORE (1 << 31) #define S5PCSIS_INTMSK_EVEN_AFTER (1 << 30) #define S5PCSIS_INTMSK_ODD_BEFORE (1 << 29) #define S5PCSIS_INTMSK_ODD_AFTER (1 << 28) +#define S5PCSIS_INTMSK_FRAME_START (1 << 27) +#define S5PCSIS_INTMSK_FRAME_END (1 << 26) #define S5PCSIS_INTMSK_ERR_SOT_HS (1 << 12) #define S5PCSIS_INTMSK_ERR_LOST_FS (1 << 5) #define S5PCSIS_INTMSK_ERR_LOST_FE (1 << 4) @@ -78,6 +79,8 @@ MODULE_PARM_DESC(debug, "Debug level (0-2)"); #define S5PCSIS_INTMSK_ERR_ECC (1 << 2) #define S5PCSIS_INTMSK_ERR_CRC (1 << 1) #define S5PCSIS_INTMSK_ERR_UNKNOWN (1 << 0) +#define S5PCSIS_INTMSK_EXYNOS4_EN_ALL 0xf000103f +#define S5PCSIS_INTMSK_EXYNOS5_EN_ALL 0xfc00103f /* Interrupt source */ #define S5PCSIS_INTSRC 0x14 @@ -88,6 +91,8 @@ MODULE_PARM_DESC(debug, "Debug level (0-2)"); #define S5PCSIS_INTSRC_ODD_AFTER (1 << 28) #define S5PCSIS_INTSRC_ODD (0x3 << 28) #define S5PCSIS_INTSRC_NON_IMAGE_DATA (0xff << 28) +#define S5PCSIS_INTSRC_FRAME_START (1 << 27) +#define S5PCSIS_INTSRC_FRAME_END (1 << 26) #define S5PCSIS_INTSRC_ERR_SOT_HS (0xf << 12) #define S5PCSIS_INTSRC_ERR_LOST_FS (1 << 5) #define S5PCSIS_INTSRC_ERR_LOST_FE (1 << 4) @@ -151,6 +156,9 @@ static const struct s5pcsis_event s5pcsis_events[] = { { S5PCSIS_INTSRC_EVEN_AFTER, "Non-image data after even frame" }, { S5PCSIS_INTSRC_ODD_BEFORE, "Non-image data before odd frame" }, { S5PCSIS_INTSRC_ODD_AFTER, "Non-image data after odd frame" }, + /* Frame start/end */ + { S5PCSIS_INTSRC_FRAME_START, "Frame Start" }, + { S5PCSIS_INTSRC_FRAME_END, "Frame End" }, }; #define S5PCSIS_NUM_EVENTS ARRAY_SIZE(s5pcsis_events) @@ -159,6 +167,11 @@ struct csis_pktbuf { unsigned int len; }; +struct csis_drvdata { + /* Mask of all used interrupts in S5PCSIS_INTMSK register */ + u32 interrupt_mask; +}; + /** * struct csis_state - the driver's internal state data structure * @lock: mutex serializing the subdev and power management operations, @@ -171,6 +184,7 @@ struct csis_pktbuf { * @supplies: CSIS regulator supplies * @clock: CSIS clocks * @irq: requested s5p-mipi-csis irq number + * @interrupt_mask: interrupt mask of the all used interrupts * @flags: the state variable for power and streaming control * @clock_frequency: device bus clock frequency * @hs_settle: HS-RX settle time @@ -193,6 +207,7 @@ struct csis_state { struct regulator_bulk_data supplies[CSIS_NUM_SUPPLIES]; struct clk *clock[NUM_CSIS_CLOCKS]; int irq; + u32 interrupt_mask; u32 flags; u32 clk_frequency; @@ -274,9 +289,10 @@ static const struct csis_pix_format *find_csis_format( static void s5pcsis_enable_interrupts(struct csis_state *state, bool on) { u32 val = s5pcsis_read(state, S5PCSIS_INTMSK); - - val = on ? val | S5PCSIS_INTMSK_EN_ALL : - val & ~S5PCSIS_INTMSK_EN_ALL; + if (on) + val |= state->interrupt_mask; + else + val &= ~state->interrupt_mask; s5pcsis_write(state, S5PCSIS_INTMSK, val); } @@ -771,8 +787,12 @@ static int s5pcsis_parse_dt(struct platform_device *pdev, #define s5pcsis_parse_dt(pdev, state) (-ENOSYS) #endif +static const struct of_device_id s5pcsis_of_match[]; + static int s5pcsis_probe(struct platform_device *pdev) { + const struct of_device_id *of_id; + const struct csis_drvdata *drv_data; struct device *dev = &pdev->dev; struct resource *mem_res; struct csis_state *state; @@ -787,10 +807,19 @@ static int s5pcsis_probe(struct platform_device *pdev) spin_lock_init(&state->slock); state->pdev = pdev; - if (dev->of_node) + if (dev->of_node) { + of_id = of_match_node(s5pcsis_of_match, dev->of_node); + if (WARN_ON(of_id == NULL)) + return -EINVAL; + + drv_data = of_id->data; + state->interrupt_mask = drv_data->interrupt_mask; + ret = s5pcsis_parse_dt(pdev, state); - else + } else { ret = s5pcsis_get_platform_data(pdev, state); + } + if (ret < 0) return ret; @@ -994,9 +1023,25 @@ static const struct dev_pm_ops s5pcsis_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(s5pcsis_suspend, s5pcsis_resume) }; +static const struct csis_drvdata exynos4_csis_drvdata = { + .interrupt_mask = S5PCSIS_INTMSK_EXYNOS4_EN_ALL, +}; + +static const struct csis_drvdata exynos5_csis_drvdata = { + .interrupt_mask = S5PCSIS_INTMSK_EXYNOS5_EN_ALL, +}; + static const struct of_device_id s5pcsis_of_match[] = { - { .compatible = "samsung,s5pv210-csis" }, - { .compatible = "samsung,exynos4210-csis" }, + { + .compatible = "samsung,s5pv210-csis", + .data = &exynos4_csis_drvdata, + }, { + .compatible = "samsung,exynos4210-csis", + .data = &exynos4_csis_drvdata, + }, { + .compatible = "samsung,exynos5250-csis", + .data = &exynos5_csis_drvdata, + }, { /* sentinel */ }, }; MODULE_DEVICE_TABLE(of, s5pcsis_of_match); diff --git a/drivers/media/platform/fsl-viu.c b/drivers/media/platform/fsl-viu.c index 3a6a0dc..221ec42 100644 --- a/drivers/media/platform/fsl-viu.c +++ b/drivers/media/platform/fsl-viu.c @@ -1475,7 +1475,6 @@ static struct video_device viu_template = { .release = video_device_release, .tvnorms = V4L2_STD_NTSC_M | V4L2_STD_PAL, - .current_norm = V4L2_STD_NTSC_M, }; static int viu_of_probe(struct platform_device *op) @@ -1546,6 +1545,7 @@ static int viu_of_probe(struct platform_device *op) viu_dev->vidq.timeout.function = viu_vid_timeout; viu_dev->vidq.timeout.data = (unsigned long)viu_dev; init_timer(&viu_dev->vidq.timeout); + viu_dev->std = V4L2_STD_NTSC_M; viu_dev->first = 1; /* Allocate memory for video device */ diff --git a/drivers/media/platform/indycam.c b/drivers/media/platform/indycam.c index 5482363..f1d192b 100644 --- a/drivers/media/platform/indycam.c +++ b/drivers/media/platform/indycam.c @@ -23,7 +23,6 @@ #include #include #include -#include #include "indycam.h" @@ -283,20 +282,9 @@ static int indycam_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) /* I2C-interface */ -static int indycam_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct indycam *camera = to_indycam(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_INDYCAM, - camera->version); -} - /* ----------------------------------------------------------------------- */ static const struct v4l2_subdev_core_ops indycam_core_ops = { - .g_chip_ident = indycam_g_chip_ident, .g_ctrl = indycam_g_ctrl, .s_ctrl = indycam_s_ctrl, }; diff --git a/drivers/media/platform/m2m-deinterlace.c b/drivers/media/platform/m2m-deinterlace.c index 7585646..540516c 100644 --- a/drivers/media/platform/m2m-deinterlace.c +++ b/drivers/media/platform/m2m-deinterlace.c @@ -1033,6 +1033,7 @@ static int deinterlace_probe(struct platform_device *pdev) *vfd = deinterlace_videodev; vfd->lock = &pcdev->dev_mutex; + vfd->v4l2_dev = &pcdev->v4l2_dev; ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0); if (ret) { diff --git a/drivers/media/platform/marvell-ccic/cafe-driver.c b/drivers/media/platform/marvell-ccic/cafe-driver.c index d030f9b..1f079ff 100644 --- a/drivers/media/platform/marvell-ccic/cafe-driver.c +++ b/drivers/media/platform/marvell-ccic/cafe-driver.c @@ -27,7 +27,6 @@ #include #include #include -#include #include #include #include @@ -469,7 +468,7 @@ static int cafe_pci_probe(struct pci_dev *pdev, goto out; cam->pdev = pdev; mcam = &cam->mcam; - mcam->chip_id = V4L2_IDENT_CAFE; + mcam->chip_id = MCAM_CAFE; spin_lock_init(&mcam->dev_lock); init_waitqueue_head(&cam->smbus_wait); mcam->plat_power_up = cafe_ctlr_power_up; @@ -501,6 +500,7 @@ static int cafe_pci_probe(struct pci_dev *pdev, printk(KERN_ERR "Unable to ioremap cafe-ccic regs\n"); goto out_disable; } + mcam->regs_size = pci_resource_len(pdev, 0); ret = request_irq(pdev->irq, cafe_irq, IRQF_SHARED, "cafe-ccic", cam); if (ret) goto out_iounmap; diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c index 64ab91e..0821ed0 100644 --- a/drivers/media/platform/marvell-ccic/mcam-core.c +++ b/drivers/media/platform/marvell-ccic/mcam-core.c @@ -23,7 +23,6 @@ #include #include #include -#include #include #include #include @@ -336,7 +335,7 @@ static void mcam_ctlr_dma_vmalloc(struct mcam_camera *cam) mcam_reg_clear_bit(cam, REG_CTRL1, C1_TWOBUFS); } else mcam_reg_set_bit(cam, REG_CTRL1, C1_TWOBUFS); - if (cam->chip_id == V4L2_IDENT_CAFE) + if (cam->chip_id == MCAM_CAFE) mcam_reg_write(cam, REG_UBAR, 0); /* 32 bits only */ } @@ -796,7 +795,6 @@ static int __mcam_cam_reset(struct mcam_camera *cam) */ static int mcam_cam_init(struct mcam_camera *cam) { - struct v4l2_dbg_chip_ident chip; int ret; mutex_lock(&cam->s_mutex); @@ -804,24 +802,8 @@ static int mcam_cam_init(struct mcam_camera *cam) cam_warn(cam, "Cam init with device in funky state %d", cam->state); ret = __mcam_cam_reset(cam); - if (ret) - goto out; - chip.ident = V4L2_IDENT_NONE; - chip.match.type = V4L2_CHIP_MATCH_I2C_ADDR; - chip.match.addr = cam->sensor_addr; - ret = sensor_call(cam, core, g_chip_ident, &chip); - if (ret) - goto out; - cam->sensor_type = chip.ident; - if (cam->sensor_type != V4L2_IDENT_OV7670) { - cam_err(cam, "Unsupported sensor type 0x%x", cam->sensor_type); - ret = -EINVAL; - goto out; - } -/* Get/set parameters? */ - ret = 0; + /* Get/set parameters? */ cam->state = S_IDLE; -out: mcam_ctlr_power_down(cam); mutex_unlock(&cam->s_mutex); return ret; @@ -1362,6 +1344,12 @@ static int mcam_vidioc_s_std(struct file *filp, void *priv, v4l2_std_id a) return 0; } +static int mcam_vidioc_g_std(struct file *filp, void *priv, v4l2_std_id *a) +{ + *a = V4L2_STD_NTSC_M; + return 0; +} + /* * G/S_PARM. Most of this is done by the sensor, but we are * the level which controls the number of read buffers. @@ -1392,20 +1380,6 @@ static int mcam_vidioc_s_parm(struct file *filp, void *priv, return ret; } -static int mcam_vidioc_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *chip) -{ - struct mcam_camera *cam = priv; - - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - if (v4l2_chip_match_host(&chip->match)) { - chip->ident = cam->chip_id; - return 0; - } - return sensor_call(cam, core, g_chip_ident, chip); -} - static int mcam_vidioc_enum_framesizes(struct file *filp, void *priv, struct v4l2_frmsizeenum *sizes) { @@ -1436,12 +1410,11 @@ static int mcam_vidioc_g_register(struct file *file, void *priv, { struct mcam_camera *cam = priv; - if (v4l2_chip_match_host(®->match)) { - reg->val = mcam_reg_read(cam, reg->reg); - reg->size = 4; - return 0; - } - return sensor_call(cam, core, g_register, reg); + if (reg->reg > cam->regs_size - 4) + return -EINVAL; + reg->val = mcam_reg_read(cam, reg->reg); + reg->size = 4; + return 0; } static int mcam_vidioc_s_register(struct file *file, void *priv, @@ -1449,11 +1422,10 @@ static int mcam_vidioc_s_register(struct file *file, void *priv, { struct mcam_camera *cam = priv; - if (v4l2_chip_match_host(®->match)) { - mcam_reg_write(cam, reg->reg, reg->val); - return 0; - } - return sensor_call(cam, core, s_register, reg); + if (reg->reg > cam->regs_size - 4) + return -EINVAL; + mcam_reg_write(cam, reg->reg, reg->val); + return 0; } #endif @@ -1467,6 +1439,7 @@ static const struct v4l2_ioctl_ops mcam_v4l_ioctl_ops = { .vidioc_g_input = mcam_vidioc_g_input, .vidioc_s_input = mcam_vidioc_s_input, .vidioc_s_std = mcam_vidioc_s_std, + .vidioc_g_std = mcam_vidioc_g_std, .vidioc_reqbufs = mcam_vidioc_reqbufs, .vidioc_querybuf = mcam_vidioc_querybuf, .vidioc_qbuf = mcam_vidioc_qbuf, @@ -1477,7 +1450,6 @@ static const struct v4l2_ioctl_ops mcam_v4l_ioctl_ops = { .vidioc_s_parm = mcam_vidioc_s_parm, .vidioc_enum_framesizes = mcam_vidioc_enum_framesizes, .vidioc_enum_frameintervals = mcam_vidioc_enum_frameintervals, - .vidioc_g_chip_ident = mcam_vidioc_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = mcam_vidioc_g_register, .vidioc_s_register = mcam_vidioc_s_register, @@ -1593,7 +1565,6 @@ static const struct v4l2_file_operations mcam_v4l_fops = { static struct video_device mcam_v4l_template = { .name = "mcam", .tvnorms = V4L2_STD_NTSC_M, - .current_norm = V4L2_STD_NTSC_M, /* make mplayer happy */ .fops = &mcam_v4l_fops, .ioctl_ops = &mcam_v4l_ioctl_ops, @@ -1695,7 +1666,7 @@ int mccic_register(struct mcam_camera *cam) if (buffer_mode >= 0) cam->buffer_mode = buffer_mode; if (cam->buffer_mode == B_DMA_sg && - cam->chip_id == V4L2_IDENT_CAFE) { + cam->chip_id == MCAM_CAFE) { printk(KERN_ERR "marvell-cam: Cafe can't do S/G I/O, " "attempting vmalloc mode instead\n"); cam->buffer_mode = B_vmalloc; diff --git a/drivers/media/platform/marvell-ccic/mcam-core.h b/drivers/media/platform/marvell-ccic/mcam-core.h index 01dec9e..520c8de 100644 --- a/drivers/media/platform/marvell-ccic/mcam-core.h +++ b/drivers/media/platform/marvell-ccic/mcam-core.h @@ -53,6 +53,11 @@ enum mcam_buffer_mode { B_DMA_sg = 2 }; +enum mcam_chip_id { + MCAM_CAFE, + MCAM_ARMADA610, +}; + /* * Is a given buffer mode supported by the current kernel configuration? */ @@ -96,9 +101,10 @@ struct mcam_camera { */ struct i2c_adapter *i2c_adapter; unsigned char __iomem *regs; + unsigned regs_size; /* size in bytes of the register space */ spinlock_t dev_lock; struct device *dev; /* For messages, dma alloc */ - unsigned int chip_id; + enum mcam_chip_id chip_id; short int clock_speed; /* Sensor clock speed, default 30 */ short int use_smbus; /* SMBUS or straight I2c? */ enum mcam_buffer_mode buffer_mode; @@ -152,7 +158,6 @@ struct mcam_camera { void (*frame_complete)(struct mcam_camera *cam, int frame); /* Current operating parameters */ - u32 sensor_type; /* Currently ov7670 only */ struct v4l2_pix_format pix_format; enum v4l2_mbus_pixelcode mbus_code; diff --git a/drivers/media/platform/marvell-ccic/mmp-driver.c b/drivers/media/platform/marvell-ccic/mmp-driver.c index c4c17fe..a634888 100644 --- a/drivers/media/platform/marvell-ccic/mmp-driver.c +++ b/drivers/media/platform/marvell-ccic/mmp-driver.c @@ -18,7 +18,6 @@ #include #include #include -#include #include #include #include @@ -185,7 +184,7 @@ static int mmpcam_probe(struct platform_device *pdev) mcam->plat_power_down = mmpcam_power_down; mcam->dev = &pdev->dev; mcam->use_smbus = 0; - mcam->chip_id = V4L2_IDENT_ARMADA610; + mcam->chip_id = MCAM_ARMADA610; mcam->buffer_mode = B_DMA_sg; spin_lock_init(&mcam->dev_lock); /* @@ -203,6 +202,7 @@ static int mmpcam_probe(struct platform_device *pdev) ret = -ENODEV; goto out_free; } + mcam->regs_size = resource_size(res); /* * Power/clock memory is elsewhere; get it too. Perhaps this * should really be managed outside of this driver? diff --git a/drivers/media/platform/mem2mem_testdev.c b/drivers/media/platform/mem2mem_testdev.c index 4cc7f65d..6a17676 100644 --- a/drivers/media/platform/mem2mem_testdev.c +++ b/drivers/media/platform/mem2mem_testdev.c @@ -1051,6 +1051,7 @@ static int m2mtest_probe(struct platform_device *pdev) *vfd = m2mtest_videodev; vfd->lock = &dev->dev_mutex; + vfd->v4l2_dev = &dev->v4l2_dev; ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0); if (ret) { @@ -1061,7 +1062,7 @@ static int m2mtest_probe(struct platform_device *pdev) video_set_drvdata(vfd, dev); snprintf(vfd->name, sizeof(vfd->name), "%s", m2mtest_videodev.name); dev->vfd = vfd; - v4l2_info(&dev->v4l2_dev, MEM2MEM_TEST_MODULE_NAME + v4l2_info(&dev->v4l2_dev, "Device registered as /dev/video%d\n", vfd->num); setup_timer(&dev->timer, device_isr, (long)dev); diff --git a/drivers/media/platform/mx2_emmaprp.c b/drivers/media/platform/mx2_emmaprp.c index f7440e5..c690435 100644 --- a/drivers/media/platform/mx2_emmaprp.c +++ b/drivers/media/platform/mx2_emmaprp.c @@ -937,6 +937,7 @@ static int emmaprp_probe(struct platform_device *pdev) *vfd = emmaprp_videodev; vfd->lock = &pcdev->dev_mutex; + vfd->v4l2_dev = &pcdev->v4l2_dev; video_set_drvdata(vfd, pcdev); snprintf(vfd->name, sizeof(vfd->name), "%s", emmaprp_videodev.name); diff --git a/drivers/media/platform/omap/omap_vout.c b/drivers/media/platform/omap/omap_vout.c index d338b19..dfd0a21 100644 --- a/drivers/media/platform/omap/omap_vout.c +++ b/drivers/media/platform/omap/omap_vout.c @@ -335,8 +335,6 @@ static int video_mode_to_dss_mode(struct omap_vout_device *vout) ovl = ovid->overlays[0]; switch (pix->pixelformat) { - case 0: - break; case V4L2_PIX_FMT_YUYV: mode = OMAP_DSS_COLOR_YUV2; break; @@ -358,6 +356,7 @@ static int video_mode_to_dss_mode(struct omap_vout_device *vout) break; default: mode = -EINVAL; + break; } return mode; } diff --git a/drivers/media/platform/omap24xxcam.c b/drivers/media/platform/omap24xxcam.c index debb44c..d2b440c 100644 --- a/drivers/media/platform/omap24xxcam.c +++ b/drivers/media/platform/omap24xxcam.c @@ -1656,7 +1656,7 @@ static int omap24xxcam_device_register(struct v4l2_int_device *s) } vfd->release = video_device_release; - vfd->parent = cam->dev; + vfd->v4l2_dev = &cam->v4l2_dev; strlcpy(vfd->name, CAM_NAME, sizeof(vfd->name)); vfd->fops = &omap24xxcam_fops; @@ -1752,6 +1752,11 @@ static int omap24xxcam_probe(struct platform_device *pdev) cam->dev = &pdev->dev; + if (v4l2_device_register(&pdev->dev, &cam->v4l2_dev)) { + dev_err(&pdev->dev, "v4l2_device_register failed\n"); + goto err; + } + /* * Impose a lower limit on the amount of memory allocated for * capture. We require at least enough memory to double-buffer @@ -1849,6 +1854,8 @@ static int omap24xxcam_remove(struct platform_device *pdev) cam->mmio_base_phys = 0; } + v4l2_device_unregister(&cam->v4l2_dev); + kfree(cam); return 0; diff --git a/drivers/media/platform/omap24xxcam.h b/drivers/media/platform/omap24xxcam.h index c439595..7f6f791 100644 --- a/drivers/media/platform/omap24xxcam.h +++ b/drivers/media/platform/omap24xxcam.h @@ -29,6 +29,7 @@ #include #include +#include /* * @@ -462,6 +463,8 @@ struct omap24xxcam_device { */ struct mutex mutex; + struct v4l2_device v4l2_dev; + /*** general driver state information ***/ atomic_t users; /* diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index 1d7dbd5..df3a0ec 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -792,9 +792,9 @@ int omap3isp_pipeline_pm_use(struct media_entity *entity, int use) /* * isp_pipeline_link_notify - Link management notification callback - * @source: Pad at the start of the link - * @sink: Pad at the end of the link + * @link: The link * @flags: New link flags that will be applied + * @notification: The link's state change notification type (MEDIA_DEV_NOTIFY_*) * * React to link management on powered pipelines by updating the use count of * all entities in the source and sink sides of the link. Entities are powered @@ -804,29 +804,38 @@ int omap3isp_pipeline_pm_use(struct media_entity *entity, int use) * off is assumed to never fail. This function will not fail for disconnection * events. */ -static int isp_pipeline_link_notify(struct media_pad *source, - struct media_pad *sink, u32 flags) +static int isp_pipeline_link_notify(struct media_link *link, u32 flags, + unsigned int notification) { - int source_use = isp_pipeline_pm_use_count(source->entity); - int sink_use = isp_pipeline_pm_use_count(sink->entity); + struct media_entity *source = link->source->entity; + struct media_entity *sink = link->sink->entity; + int source_use = isp_pipeline_pm_use_count(source); + int sink_use = isp_pipeline_pm_use_count(sink); int ret; - if (!(flags & MEDIA_LNK_FL_ENABLED)) { + if (notification == MEDIA_DEV_NOTIFY_POST_LINK_CH && + !(link->flags & MEDIA_LNK_FL_ENABLED)) { /* Powering off entities is assumed to never fail. */ - isp_pipeline_pm_power(source->entity, -sink_use); - isp_pipeline_pm_power(sink->entity, -source_use); + isp_pipeline_pm_power(source, -sink_use); + isp_pipeline_pm_power(sink, -source_use); return 0; } - ret = isp_pipeline_pm_power(source->entity, sink_use); - if (ret < 0) - return ret; + if (notification == MEDIA_DEV_NOTIFY_POST_LINK_CH && + (flags & MEDIA_LNK_FL_ENABLED)) { - ret = isp_pipeline_pm_power(sink->entity, source_use); - if (ret < 0) - isp_pipeline_pm_power(source->entity, -sink_use); + ret = isp_pipeline_pm_power(source, sink_use); + if (ret < 0) + return ret; - return ret; + ret = isp_pipeline_pm_power(sink, source_use); + if (ret < 0) + isp_pipeline_pm_power(source, -sink_use); + + return ret; + } + + return 0; } /* ----------------------------------------------------------------------------- @@ -877,7 +886,7 @@ static int isp_pipeline_enable(struct isp_pipeline *pipe, if (!(pad->flags & MEDIA_PAD_FL_SINK)) break; - pad = media_entity_remote_source(pad); + pad = media_entity_remote_pad(pad); if (pad == NULL || media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV) break; @@ -967,7 +976,7 @@ static int isp_pipeline_disable(struct isp_pipeline *pipe) if (!(pad->flags & MEDIA_PAD_FL_SINK)) break; - pad = media_entity_remote_source(pad); + pad = media_entity_remote_pad(pad); if (pad == NULL || media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV) break; @@ -1083,7 +1092,7 @@ static int isp_pipeline_is_last(struct media_entity *me) pipe = to_isp_pipeline(me); if (pipe->stream_state == ISP_PIPELINE_STREAM_STOPPED) return 0; - pad = media_entity_remote_source(&pipe->output->pad); + pad = media_entity_remote_pad(&pipe->output->pad); return pad->entity == me; } @@ -2249,6 +2258,7 @@ static int isp_probe(struct platform_device *pdev) ret = iommu_attach_device(isp->domain, &pdev->dev); if (ret) { dev_err(&pdev->dev, "can't attach iommu device: %d\n", ret); + ret = -EPROBE_DEFER; goto free_domain; } @@ -2287,12 +2297,11 @@ detach_dev: iommu_detach_device(isp->domain, &pdev->dev); free_domain: iommu_domain_free(isp->domain); + isp->domain = NULL; error_isp: isp_xclk_cleanup(isp); omap3isp_put(isp); error: - platform_set_drvdata(pdev, NULL); - mutex_destroy(&isp->isp_mutex); return ret; diff --git a/drivers/media/platform/omap3isp/ispccdc.c b/drivers/media/platform/omap3isp/ispccdc.c index 60e60aa..907a205 100644 --- a/drivers/media/platform/omap3isp/ispccdc.c +++ b/drivers/media/platform/omap3isp/ispccdc.c @@ -1120,7 +1120,7 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc) u32 syn_mode; u32 ccdc_pattern; - pad = media_entity_remote_source(&ccdc->pads[CCDC_PAD_SINK]); + pad = media_entity_remote_pad(&ccdc->pads[CCDC_PAD_SINK]); sensor = media_entity_to_v4l2_subdev(pad->entity); if (ccdc->input == CCDC_INPUT_PARALLEL) pdata = &((struct isp_v4l2_subdevs_group *)sensor->host_priv) diff --git a/drivers/media/platform/omap3isp/ispccp2.c b/drivers/media/platform/omap3isp/ispccp2.c index c5d84c9..e716514 100644 --- a/drivers/media/platform/omap3isp/ispccp2.c +++ b/drivers/media/platform/omap3isp/ispccp2.c @@ -158,13 +158,17 @@ static void ccp2_pwr_cfg(struct isp_ccp2_device *ccp2) * @ccp2: pointer to ISP CCP2 device * @enable: enable/disable flag */ -static void ccp2_if_enable(struct isp_ccp2_device *ccp2, u8 enable) +static int ccp2_if_enable(struct isp_ccp2_device *ccp2, u8 enable) { struct isp_device *isp = to_isp_device(ccp2); + int ret; int i; - if (enable && ccp2->vdds_csib) - regulator_enable(ccp2->vdds_csib); + if (enable && ccp2->vdds_csib) { + ret = regulator_enable(ccp2->vdds_csib); + if (ret < 0) + return ret; + } /* Enable/Disable all the LCx channels */ for (i = 0; i < CCP2_LCx_CHANS_NUM; i++) @@ -179,6 +183,8 @@ static void ccp2_if_enable(struct isp_ccp2_device *ccp2, u8 enable) if (!enable && ccp2->vdds_csib) regulator_disable(ccp2->vdds_csib); + + return 0; } /* @@ -360,7 +366,7 @@ static int ccp2_if_configure(struct isp_ccp2_device *ccp2) ccp2_pwr_cfg(ccp2); - pad = media_entity_remote_source(&ccp2->pads[CCP2_PAD_SINK]); + pad = media_entity_remote_pad(&ccp2->pads[CCP2_PAD_SINK]); sensor = media_entity_to_v4l2_subdev(pad->entity); pdata = sensor->host_priv; @@ -851,7 +857,12 @@ static int ccp2_s_stream(struct v4l2_subdev *sd, int enable) ccp2_print_status(ccp2); /* Enable CSI1/CCP2 interface */ - ccp2_if_enable(ccp2, 1); + ret = ccp2_if_enable(ccp2, 1); + if (ret < 0) { + if (ccp2->phy) + omap3isp_csiphy_release(ccp2->phy); + return ret; + } break; case ISP_PIPELINE_STREAM_SINGLESHOT: diff --git a/drivers/media/platform/omap3isp/ispcsi2.c b/drivers/media/platform/omap3isp/ispcsi2.c index 783f4b0..6db245d 100644 --- a/drivers/media/platform/omap3isp/ispcsi2.c +++ b/drivers/media/platform/omap3isp/ispcsi2.c @@ -573,7 +573,7 @@ static int csi2_configure(struct isp_csi2_device *csi2) if (csi2->contexts[0].enabled || csi2->ctrl.if_enable) return -EBUSY; - pad = media_entity_remote_source(&csi2->pads[CSI2_PAD_SINK]); + pad = media_entity_remote_pad(&csi2->pads[CSI2_PAD_SINK]); sensor = media_entity_to_v4l2_subdev(pad->entity); pdata = sensor->host_priv; diff --git a/drivers/media/platform/omap3isp/ispqueue.h b/drivers/media/platform/omap3isp/ispqueue.h index 908dfd7..3e048ad 100644 --- a/drivers/media/platform/omap3isp/ispqueue.h +++ b/drivers/media/platform/omap3isp/ispqueue.h @@ -28,6 +28,7 @@ #include #include +#include #include #include #include diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c index 8dac175..a908d00 100644 --- a/drivers/media/platform/omap3isp/ispvideo.c +++ b/drivers/media/platform/omap3isp/ispvideo.c @@ -219,7 +219,7 @@ isp_video_remote_subdev(struct isp_video *video, u32 *pad) { struct media_pad *remote; - remote = media_entity_remote_source(&video->pad); + remote = media_entity_remote_pad(&video->pad); if (remote == NULL || media_entity_type(remote->entity) != MEDIA_ENT_T_V4L2_SUBDEV) @@ -314,7 +314,7 @@ static int isp_video_validate_pipeline(struct isp_pipeline *pipe) * entity can be found, and stop checking the pipeline if the * source entity isn't a subdev. */ - pad = media_entity_remote_source(pad); + pad = media_entity_remote_pad(pad); if (pad == NULL) return -EPIPE; @@ -901,7 +901,7 @@ static int isp_video_check_external_subdevs(struct isp_video *video, continue; /* ISP entities have always sink pad == 0. Find source. */ - source_pad = media_entity_remote_source(&ents[i]->pads[0]); + source_pad = media_entity_remote_pad(&ents[i]->pads[0]); if (source_pad == NULL) continue; diff --git a/drivers/media/platform/s3c-camif/camif-capture.c b/drivers/media/platform/s3c-camif/camif-capture.c index 70438a0..40b298a 100644 --- a/drivers/media/platform/s3c-camif/camif-capture.c +++ b/drivers/media/platform/s3c-camif/camif-capture.c @@ -845,7 +845,7 @@ static int camif_pipeline_validate(struct camif_dev *camif) int ret; /* Retrieve format at the sensor subdev source pad */ - pad = media_entity_remote_source(&camif->pads[0]); + pad = media_entity_remote_pad(&camif->pads[0]); if (!pad || media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV) return -EPIPE; diff --git a/drivers/media/platform/s3c-camif/camif-core.c b/drivers/media/platform/s3c-camif/camif-core.c index 0d0fab1..b385747 100644 --- a/drivers/media/platform/s3c-camif/camif-core.c +++ b/drivers/media/platform/s3c-camif/camif-core.c @@ -341,10 +341,11 @@ static void camif_clk_put(struct camif_dev *camif) int i; for (i = 0; i < CLK_MAX_NUM; i++) { - if (IS_ERR_OR_NULL(camif->clock[i])) + if (IS_ERR(camif->clock[i])) continue; clk_unprepare(camif->clock[i]); clk_put(camif->clock[i]); + camif->clock[i] = ERR_PTR(-EINVAL); } } @@ -352,6 +353,9 @@ static int camif_clk_get(struct camif_dev *camif) { int ret, i; + for (i = 1; i < CLK_MAX_NUM; i++) + camif->clock[i] = ERR_PTR(-EINVAL); + for (i = 0; i < CLK_MAX_NUM; i++) { camif->clock[i] = clk_get(camif->dev, camif_clocks[i]); if (IS_ERR(camif->clock[i])) { diff --git a/drivers/media/platform/s3c-camif/camif-regs.c b/drivers/media/platform/s3c-camif/camif-regs.c index 1a3b4fc..a9e3b16 100644 --- a/drivers/media/platform/s3c-camif/camif-regs.c +++ b/drivers/media/platform/s3c-camif/camif-regs.c @@ -379,7 +379,7 @@ static void camif_hw_set_prescaler(struct camif_vp *vp) camif_write(camif, S3C_CAMIF_REG_CISCPREDST(vp->id, vp->offset), cfg); } -void camif_s3c244x_hw_set_scaler(struct camif_vp *vp) +static void camif_s3c244x_hw_set_scaler(struct camif_vp *vp) { struct camif_dev *camif = vp->camif; struct camif_scaler *scaler = &vp->scaler; @@ -426,7 +426,7 @@ void camif_s3c244x_hw_set_scaler(struct camif_vp *vp) scaler->main_h_ratio, scaler->main_v_ratio); } -void camif_s3c64xx_hw_set_scaler(struct camif_vp *vp) +static void camif_s3c64xx_hw_set_scaler(struct camif_vp *vp) { struct camif_dev *camif = vp->camif; struct camif_scaler *scaler = &vp->scaler; @@ -601,6 +601,6 @@ void camif_hw_dump_regs(struct camif_dev *camif, const char *label) pr_info("--- %s ---\n", label); for (i = 0; i < ARRAY_SIZE(registers); i++) { u32 cfg = readl(camif->io_base + registers[i].offset); - printk(KERN_INFO "%s:\t0x%08x\n", registers[i].name, cfg); + dev_info(camif->dev, "%s:\t0x%08x\n", registers[i].name, cfg); } } diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c index d12faa6..a130dcd 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -1424,7 +1424,7 @@ static void *mfc_get_drv_data(struct platform_device *pdev) if (pdev->dev.of_node) { const struct of_device_id *match; - match = of_match_node(of_match_ptr(exynos_mfc_match), + match = of_match_node(exynos_mfc_match, pdev->dev.of_node); if (match) driver_data = (struct s5p_mfc_variant *)match->data; diff --git a/drivers/media/platform/s5p-tv/hdmi_drv.c b/drivers/media/platform/s5p-tv/hdmi_drv.c index 4e86626..1b34c36 100644 --- a/drivers/media/platform/s5p-tv/hdmi_drv.c +++ b/drivers/media/platform/s5p-tv/hdmi_drv.c @@ -576,16 +576,22 @@ static int hdmi_s_stream(struct v4l2_subdev *sd, int enable) return hdmi_streamoff(hdev); } -static void hdmi_resource_poweron(struct hdmi_resources *res) +static int hdmi_resource_poweron(struct hdmi_resources *res) { + int ret; + /* turn HDMI power on */ - regulator_bulk_enable(res->regul_count, res->regul_bulk); + ret = regulator_bulk_enable(res->regul_count, res->regul_bulk); + if (ret < 0) + return ret; /* power-on hdmi physical interface */ clk_enable(res->hdmiphy); /* use VPP as parent clock; HDMIPHY is not working yet */ clk_set_parent(res->sclk_hdmi, res->sclk_pixel); /* turn clocks on */ clk_enable(res->sclk_hdmi); + + return 0; } static void hdmi_resource_poweroff(struct hdmi_resources *res) @@ -728,11 +734,13 @@ static int hdmi_runtime_resume(struct device *dev) { struct v4l2_subdev *sd = dev_get_drvdata(dev); struct hdmi_device *hdev = sd_to_hdmi_dev(sd); - int ret = 0; + int ret; dev_dbg(dev, "%s\n", __func__); - hdmi_resource_poweron(&hdev->res); + ret = hdmi_resource_poweron(&hdev->res); + if (ret < 0) + return ret; /* starting MHL */ ret = v4l2_subdev_call(hdev->mhl_sd, core, s_power, 1); @@ -755,6 +763,15 @@ static const struct dev_pm_ops hdmi_pm_ops = { .runtime_resume = hdmi_runtime_resume, }; +static void hdmi_resource_clear_clocks(struct hdmi_resources *res) +{ + res->hdmi = ERR_PTR(-EINVAL); + res->sclk_hdmi = ERR_PTR(-EINVAL); + res->sclk_pixel = ERR_PTR(-EINVAL); + res->sclk_hdmiphy = ERR_PTR(-EINVAL); + res->hdmiphy = ERR_PTR(-EINVAL); +} + static void hdmi_resources_cleanup(struct hdmi_device *hdev) { struct hdmi_resources *res = &hdev->res; @@ -765,17 +782,18 @@ static void hdmi_resources_cleanup(struct hdmi_device *hdev) regulator_bulk_free(res->regul_count, res->regul_bulk); /* kfree is NULL-safe */ kfree(res->regul_bulk); - if (!IS_ERR_OR_NULL(res->hdmiphy)) + if (!IS_ERR(res->hdmiphy)) clk_put(res->hdmiphy); - if (!IS_ERR_OR_NULL(res->sclk_hdmiphy)) + if (!IS_ERR(res->sclk_hdmiphy)) clk_put(res->sclk_hdmiphy); - if (!IS_ERR_OR_NULL(res->sclk_pixel)) + if (!IS_ERR(res->sclk_pixel)) clk_put(res->sclk_pixel); - if (!IS_ERR_OR_NULL(res->sclk_hdmi)) + if (!IS_ERR(res->sclk_hdmi)) clk_put(res->sclk_hdmi); - if (!IS_ERR_OR_NULL(res->hdmi)) + if (!IS_ERR(res->hdmi)) clk_put(res->hdmi); memset(res, 0, sizeof(*res)); + hdmi_resource_clear_clocks(res); } static int hdmi_resources_init(struct hdmi_device *hdev) @@ -793,8 +811,9 @@ static int hdmi_resources_init(struct hdmi_device *hdev) dev_dbg(dev, "HDMI resource init\n"); memset(res, 0, sizeof(*res)); - /* get clocks, power */ + hdmi_resource_clear_clocks(res); + /* get clocks, power */ res->hdmi = clk_get(dev, "hdmi"); if (IS_ERR(res->hdmi)) { dev_err(dev, "failed to get clock 'hdmi'\n"); diff --git a/drivers/media/platform/s5p-tv/mixer_drv.c b/drivers/media/platform/s5p-tv/mixer_drv.c index 5733033..51805a5 100644 --- a/drivers/media/platform/s5p-tv/mixer_drv.c +++ b/drivers/media/platform/s5p-tv/mixer_drv.c @@ -211,6 +211,15 @@ fail: return ret; } +static void mxr_resource_clear_clocks(struct mxr_resources *res) +{ + res->mixer = ERR_PTR(-EINVAL); + res->vp = ERR_PTR(-EINVAL); + res->sclk_mixer = ERR_PTR(-EINVAL); + res->sclk_hdmi = ERR_PTR(-EINVAL); + res->sclk_dac = ERR_PTR(-EINVAL); +} + static void mxr_release_plat_resources(struct mxr_device *mdev) { free_irq(mdev->res.irq, mdev); @@ -222,15 +231,15 @@ static void mxr_release_clocks(struct mxr_device *mdev) { struct mxr_resources *res = &mdev->res; - if (!IS_ERR_OR_NULL(res->sclk_dac)) + if (!IS_ERR(res->sclk_dac)) clk_put(res->sclk_dac); - if (!IS_ERR_OR_NULL(res->sclk_hdmi)) + if (!IS_ERR(res->sclk_hdmi)) clk_put(res->sclk_hdmi); - if (!IS_ERR_OR_NULL(res->sclk_mixer)) + if (!IS_ERR(res->sclk_mixer)) clk_put(res->sclk_mixer); - if (!IS_ERR_OR_NULL(res->vp)) + if (!IS_ERR(res->vp)) clk_put(res->vp); - if (!IS_ERR_OR_NULL(res->mixer)) + if (!IS_ERR(res->mixer)) clk_put(res->mixer); } @@ -239,6 +248,8 @@ static int mxr_acquire_clocks(struct mxr_device *mdev) struct mxr_resources *res = &mdev->res; struct device *dev = mdev->dev; + mxr_resource_clear_clocks(res); + res->mixer = clk_get(dev, "mixer"); if (IS_ERR(res->mixer)) { mxr_err(mdev, "failed to get clock 'mixer'\n"); @@ -299,6 +310,7 @@ static void mxr_release_resources(struct mxr_device *mdev) mxr_release_clocks(mdev); mxr_release_plat_resources(mdev); memset(&mdev->res, 0, sizeof(mdev->res)); + mxr_resource_clear_clocks(&mdev->res); } static void mxr_release_layers(struct mxr_device *mdev) diff --git a/drivers/media/platform/s5p-tv/mixer_video.c b/drivers/media/platform/s5p-tv/mixer_video.c index ef0efdf..641b1f0 100644 --- a/drivers/media/platform/s5p-tv/mixer_video.c +++ b/drivers/media/platform/s5p-tv/mixer_video.c @@ -81,8 +81,9 @@ int mxr_acquire_video(struct mxr_device *mdev, } mdev->alloc_ctx = vb2_dma_contig_init_ctx(mdev->dev); - if (IS_ERR_OR_NULL(mdev->alloc_ctx)) { + if (IS_ERR(mdev->alloc_ctx)) { mxr_err(mdev, "could not acquire vb2 allocator\n"); + ret = PTR_ERR(mdev->alloc_ctx); goto fail_v4l2_dev; } diff --git a/drivers/media/platform/s5p-tv/sdo_drv.c b/drivers/media/platform/s5p-tv/sdo_drv.c index ab6f9ef..0afa90f 100644 --- a/drivers/media/platform/s5p-tv/sdo_drv.c +++ b/drivers/media/platform/s5p-tv/sdo_drv.c @@ -262,11 +262,21 @@ static int sdo_runtime_resume(struct device *dev) { struct v4l2_subdev *sd = dev_get_drvdata(dev); struct sdo_device *sdev = sd_to_sdev(sd); + int ret; dev_info(dev, "resume\n"); - clk_enable(sdev->sclk_dac); - regulator_enable(sdev->vdac); - regulator_enable(sdev->vdet); + + ret = clk_enable(sdev->sclk_dac); + if (ret < 0) + return ret; + + ret = regulator_enable(sdev->vdac); + if (ret < 0) + goto dac_clk_dis; + + ret = regulator_enable(sdev->vdet); + if (ret < 0) + goto vdac_r_dis; /* software reset */ sdo_write_mask(sdev, SDO_CLKCON, ~0, SDO_TVOUT_SW_RESET); @@ -285,6 +295,12 @@ static int sdo_runtime_resume(struct device *dev) SDO_COMPENSATION_CVBS_COMP_OFF); sdo_reg_debug(sdev); return 0; + +vdac_r_dis: + regulator_disable(sdev->vdac); +dac_clk_dis: + clk_disable(sdev->sclk_dac); + return ret; } static const struct dev_pm_ops sdo_pm_ops = { diff --git a/drivers/media/platform/s5p-tv/sii9234_drv.c b/drivers/media/platform/s5p-tv/sii9234_drv.c index 39b77d2..3dd762e 100644 --- a/drivers/media/platform/s5p-tv/sii9234_drv.c +++ b/drivers/media/platform/s5p-tv/sii9234_drv.c @@ -249,7 +249,9 @@ static int sii9234_runtime_resume(struct device *dev) int ret; dev_info(dev, "resume start\n"); - regulator_enable(ctx->power); + ret = regulator_enable(ctx->power); + if (ret < 0) + return ret; ret = sii9234_reset(ctx); if (ret) diff --git a/drivers/media/platform/sh_veu.c b/drivers/media/platform/sh_veu.c index 59a9dee..aa4cca3 100644 --- a/drivers/media/platform/sh_veu.c +++ b/drivers/media/platform/sh_veu.c @@ -359,10 +359,7 @@ static int sh_veu_context_init(struct sh_veu_dev *veu) veu->m2m_ctx = v4l2_m2m_ctx_init(veu->m2m_dev, veu, sh_veu_queue_init); - if (IS_ERR(veu->m2m_ctx)) - return PTR_ERR(veu->m2m_ctx); - - return 0; + return PTR_RET(veu->m2m_ctx); } static int sh_veu_querycap(struct file *file, void *priv, diff --git a/drivers/media/platform/sh_vou.c b/drivers/media/platform/sh_vou.c index 7d02350..7a9c5e9 100644 --- a/drivers/media/platform/sh_vou.c +++ b/drivers/media/platform/sh_vou.c @@ -1248,32 +1248,6 @@ static unsigned int sh_vou_poll(struct file *file, poll_table *wait) return res; } -static int sh_vou_g_chip_ident(struct file *file, void *fh, - struct v4l2_dbg_chip_ident *id) -{ - struct sh_vou_device *vou_dev = video_drvdata(file); - - return v4l2_device_call_until_err(&vou_dev->v4l2_dev, 0, core, g_chip_ident, id); -} - -#ifdef CONFIG_VIDEO_ADV_DEBUG -static int sh_vou_g_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg) -{ - struct sh_vou_device *vou_dev = video_drvdata(file); - - return v4l2_device_call_until_err(&vou_dev->v4l2_dev, 0, core, g_register, reg); -} - -static int sh_vou_s_register(struct file *file, void *fh, - const struct v4l2_dbg_register *reg) -{ - struct sh_vou_device *vou_dev = video_drvdata(file); - - return v4l2_device_call_until_err(&vou_dev->v4l2_dev, 0, core, s_register, reg); -} -#endif - /* sh_vou display ioctl operations */ static const struct v4l2_ioctl_ops sh_vou_ioctl_ops = { .vidioc_querycap = sh_vou_querycap, @@ -1292,11 +1266,6 @@ static const struct v4l2_ioctl_ops sh_vou_ioctl_ops = { .vidioc_cropcap = sh_vou_cropcap, .vidioc_g_crop = sh_vou_g_crop, .vidioc_s_crop = sh_vou_s_crop, - .vidioc_g_chip_ident = sh_vou_g_chip_ident, -#ifdef CONFIG_VIDEO_ADV_DEBUG - .vidioc_g_register = sh_vou_g_register, - .vidioc_s_register = sh_vou_s_register, -#endif }; static const struct v4l2_file_operations sh_vou_fops = { @@ -1313,7 +1282,6 @@ static const struct video_device sh_vou_video_template = { .fops = &sh_vou_fops, .ioctl_ops = &sh_vou_ioctl_ops, .tvnorms = V4L2_STD_525_60, /* PAL only supported in 8-bit non-bt656 mode */ - .current_norm = V4L2_STD_NTSC_M, .vfl_dir = VFL_DIR_TX, }; @@ -1352,7 +1320,7 @@ static int sh_vou_probe(struct platform_device *pdev) pix = &vou_dev->pix; /* Fill in defaults */ - vou_dev->std = sh_vou_video_template.current_norm; + vou_dev->std = V4L2_STD_NTSC_M; rect->left = 0; rect->top = 0; rect->width = VOU_MAX_IMAGE_WIDTH; diff --git a/drivers/media/platform/soc_camera/Kconfig b/drivers/media/platform/soc_camera/Kconfig index b139b52..626dccc 100644 --- a/drivers/media/platform/soc_camera/Kconfig +++ b/drivers/media/platform/soc_camera/Kconfig @@ -8,6 +8,9 @@ config SOC_CAMERA over a bus like PCI or USB. For example some i2c camera connected directly to the data bus of an SoC. +config SOC_CAMERA_SCALE_CROP + tristate + config SOC_CAMERA_PLATFORM tristate "platform camera support" depends on SOC_CAMERA @@ -27,14 +30,10 @@ config VIDEO_MX1 ---help--- This is a v4l2 driver for the i.MX1/i.MXL CMOS Sensor Interface -config MX3_VIDEO - bool - config VIDEO_MX3 tristate "i.MX3x Camera Sensor Interface driver" depends on VIDEO_DEV && MX3_IPU && SOC_CAMERA select VIDEOBUF2_DMA_CONTIG - select MX3_VIDEO ---help--- This is a v4l2 driver for the i.MX3x Camera Sensor Interface @@ -55,6 +54,7 @@ config VIDEO_SH_MOBILE_CEU tristate "SuperH Mobile CEU Interface driver" depends on VIDEO_DEV && SOC_CAMERA && HAS_DMA && HAVE_CLK select VIDEOBUF2_DMA_CONTIG + select SOC_CAMERA_SCALE_CROP ---help--- This is a v4l2 driver for the SuperH Mobile CEU Interface @@ -66,14 +66,10 @@ config VIDEO_OMAP1 ---help--- This is a v4l2 driver for the TI OMAP1 camera interface -config VIDEO_MX2_HOSTSUPPORT - bool - config VIDEO_MX2 tristate "i.MX27 Camera Sensor Interface driver" depends on VIDEO_DEV && SOC_CAMERA && MACH_MX27 select VIDEOBUF2_DMA_CONTIG - select VIDEO_MX2_HOSTSUPPORT ---help--- This is a v4l2 driver for the i.MX27 Camera Sensor Interface diff --git a/drivers/media/platform/soc_camera/Makefile b/drivers/media/platform/soc_camera/Makefile index 136b7f8..3918622 100644 --- a/drivers/media/platform/soc_camera/Makefile +++ b/drivers/media/platform/soc_camera/Makefile @@ -1,4 +1,8 @@ obj-$(CONFIG_SOC_CAMERA) += soc_camera.o soc_mediabus.o +obj-$(CONFIG_SOC_CAMERA_SCALE_CROP) += soc_scale_crop.o + +# a platform subdevice driver stub, allowing to support cameras by adding a +# couple of callback functions to the board code obj-$(CONFIG_SOC_CAMERA_PLATFORM) += soc_camera_platform.o # soc-camera host drivers have to be linked after camera drivers @@ -10,5 +14,3 @@ obj-$(CONFIG_VIDEO_OMAP1) += omap1_camera.o obj-$(CONFIG_VIDEO_PXA27x) += pxa_camera.o obj-$(CONFIG_VIDEO_SH_MOBILE_CEU) += sh_mobile_ceu_camera.o obj-$(CONFIG_VIDEO_SH_MOBILE_CSI2) += sh_mobile_csi2.o - -ccflags-y += -I$(srctree)/drivers/media/i2c/soc_camera diff --git a/drivers/media/platform/soc_camera/atmel-isi.c b/drivers/media/platform/soc_camera/atmel-isi.c index 1abbb36..1044856 100644 --- a/drivers/media/platform/soc_camera/atmel-isi.c +++ b/drivers/media/platform/soc_camera/atmel-isi.c @@ -102,7 +102,6 @@ struct atmel_isi { struct list_head video_buffer_list; struct frame_buffer *active; - struct soc_camera_device *icd; struct soc_camera_host soc_host; }; @@ -367,7 +366,7 @@ static void start_dma(struct atmel_isi *isi, struct frame_buffer *buffer) /* Check if already in a frame */ if (isi_readl(isi, ISI_STATUS) & ISI_CTRL_CDC) { - dev_err(isi->icd->parent, "Already in frame handling.\n"); + dev_err(isi->soc_host.icd->parent, "Already in frame handling.\n"); return; } @@ -746,16 +745,26 @@ static int isi_camera_get_formats(struct soc_camera_device *icd, return formats; } -/* Called with .host_lock held */ static int isi_camera_add_device(struct soc_camera_device *icd) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + dev_dbg(icd->parent, "Atmel ISI Camera driver attached to camera %d\n", + icd->devnum); + + return 0; +} + +static void isi_camera_remove_device(struct soc_camera_device *icd) +{ + dev_dbg(icd->parent, "Atmel ISI Camera driver detached from camera %d\n", + icd->devnum); +} + +/* Called with .host_lock held */ +static int isi_camera_clock_start(struct soc_camera_host *ici) +{ struct atmel_isi *isi = ici->priv; int ret; - if (isi->icd) - return -EBUSY; - ret = clk_enable(isi->pclk); if (ret) return ret; @@ -766,25 +775,16 @@ static int isi_camera_add_device(struct soc_camera_device *icd) return ret; } - isi->icd = icd; - dev_dbg(icd->parent, "Atmel ISI Camera driver attached to camera %d\n", - icd->devnum); return 0; } + /* Called with .host_lock held */ -static void isi_camera_remove_device(struct soc_camera_device *icd) +static void isi_camera_clock_stop(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct atmel_isi *isi = ici->priv; - BUG_ON(icd != isi->icd); - clk_disable(isi->mck); clk_disable(isi->pclk); - isi->icd = NULL; - - dev_dbg(icd->parent, "Atmel ISI Camera driver detached from camera %d\n", - icd->devnum); } static unsigned int isi_camera_poll(struct file *file, poll_table *pt) @@ -888,6 +888,8 @@ static struct soc_camera_host_ops isi_soc_camera_host_ops = { .owner = THIS_MODULE, .add = isi_camera_add_device, .remove = isi_camera_remove_device, + .clock_start = isi_camera_clock_start, + .clock_stop = isi_camera_clock_stop, .set_fmt = isi_camera_set_fmt, .try_fmt = isi_camera_try_fmt, .get_formats = isi_camera_get_formats, diff --git a/drivers/media/platform/soc_camera/mx1_camera.c b/drivers/media/platform/soc_camera/mx1_camera.c index a3fd8d6..fea3e61 100644 --- a/drivers/media/platform/soc_camera/mx1_camera.c +++ b/drivers/media/platform/soc_camera/mx1_camera.c @@ -104,7 +104,6 @@ struct mx1_buffer { */ struct mx1_camera_dev { struct soc_camera_host soc_host; - struct soc_camera_device *icd; struct mx1_camera_pdata *pdata; struct mx1_buffer *active; struct resource *res; @@ -220,7 +219,7 @@ out: static int mx1_camera_setup_dma(struct mx1_camera_dev *pcdev) { struct videobuf_buffer *vbuf = &pcdev->active->vb; - struct device *dev = pcdev->icd->parent; + struct device *dev = pcdev->soc_host.icd->parent; int ret; if (unlikely(!pcdev->active)) { @@ -331,7 +330,7 @@ static void mx1_camera_wakeup(struct mx1_camera_dev *pcdev, static void mx1_camera_dma_irq(int channel, void *data) { struct mx1_camera_dev *pcdev = data; - struct device *dev = pcdev->icd->parent; + struct device *dev = pcdev->soc_host.icd->parent; struct mx1_buffer *buf; struct videobuf_buffer *vb; unsigned long flags; @@ -389,7 +388,7 @@ static int mclk_get_divisor(struct mx1_camera_dev *pcdev) */ div = (lcdclk + 2 * mclk - 1) / (2 * mclk) - 1; - dev_dbg(pcdev->icd->parent, + dev_dbg(pcdev->soc_host.icd->parent, "System clock %lukHz, target freq %dkHz, divisor %lu\n", lcdclk / 1000, mclk / 1000, div); @@ -400,7 +399,7 @@ static void mx1_camera_activate(struct mx1_camera_dev *pcdev) { unsigned int csicr1 = CSICR1_EN; - dev_dbg(pcdev->icd->parent, "Activate device\n"); + dev_dbg(pcdev->soc_host.v4l2_dev.dev, "Activate device\n"); clk_prepare_enable(pcdev->clk); @@ -416,7 +415,7 @@ static void mx1_camera_activate(struct mx1_camera_dev *pcdev) static void mx1_camera_deactivate(struct mx1_camera_dev *pcdev) { - dev_dbg(pcdev->icd->parent, "Deactivate device\n"); + dev_dbg(pcdev->soc_host.v4l2_dev.dev, "Deactivate device\n"); /* Disable all CSI interface */ __raw_writel(0x00, pcdev->base + CSICR1); @@ -424,36 +423,38 @@ static void mx1_camera_deactivate(struct mx1_camera_dev *pcdev) clk_disable_unprepare(pcdev->clk); } +static int mx1_camera_add_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "MX1 Camera driver attached to camera %d\n", + icd->devnum); + + return 0; +} + +static void mx1_camera_remove_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "MX1 Camera driver detached from camera %d\n", + icd->devnum); +} + /* * The following two functions absolutely depend on the fact, that * there can be only one camera on i.MX1/i.MXL camera sensor interface */ -static int mx1_camera_add_device(struct soc_camera_device *icd) +static int mx1_camera_clock_start(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx1_camera_dev *pcdev = ici->priv; - if (pcdev->icd) - return -EBUSY; - - dev_info(icd->parent, "MX1 Camera driver attached to camera %d\n", - icd->devnum); - mx1_camera_activate(pcdev); - pcdev->icd = icd; - return 0; } -static void mx1_camera_remove_device(struct soc_camera_device *icd) +static void mx1_camera_clock_stop(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx1_camera_dev *pcdev = ici->priv; unsigned int csicr1; - BUG_ON(icd != pcdev->icd); - /* disable interrupts */ csicr1 = __raw_readl(pcdev->base + CSICR1) & ~CSI_IRQ_MASK; __raw_writel(csicr1, pcdev->base + CSICR1); @@ -461,12 +462,7 @@ static void mx1_camera_remove_device(struct soc_camera_device *icd) /* Stop DMA engine */ imx_dma_disable(pcdev->dma_chan); - dev_info(icd->parent, "MX1 Camera driver detached from camera %d\n", - icd->devnum); - mx1_camera_deactivate(pcdev); - - pcdev->icd = NULL; } static int mx1_camera_set_bus_param(struct soc_camera_device *icd) @@ -679,6 +675,8 @@ static struct soc_camera_host_ops mx1_soc_camera_host_ops = { .owner = THIS_MODULE, .add = mx1_camera_add_device, .remove = mx1_camera_remove_device, + .clock_start = mx1_camera_clock_start, + .clock_stop = mx1_camera_clock_stop, .set_bus_param = mx1_camera_set_bus_param, .set_fmt = mx1_camera_set_fmt, .try_fmt = mx1_camera_try_fmt, diff --git a/drivers/media/platform/soc_camera/mx2_camera.c b/drivers/media/platform/soc_camera/mx2_camera.c index 5bbeb43..45a0276 100644 --- a/drivers/media/platform/soc_camera/mx2_camera.c +++ b/drivers/media/platform/soc_camera/mx2_camera.c @@ -236,7 +236,6 @@ enum mx2_camera_type { struct mx2_camera_dev { struct device *dev; struct soc_camera_host soc_host; - struct soc_camera_device *icd; struct clk *clk_emma_ahb, *clk_emma_ipg; struct clk *clk_csi_ahb, *clk_csi_per; @@ -394,8 +393,8 @@ static void mx27_update_emma_buf(struct mx2_camera_dev *pcdev, writel(phys, pcdev->base_emma + PRP_DEST_Y_PTR - 0x14 * bufnum); if (prp->out_fmt == V4L2_PIX_FMT_YUV420) { - u32 imgsize = pcdev->icd->user_height * - pcdev->icd->user_width; + u32 imgsize = pcdev->soc_host.icd->user_height * + pcdev->soc_host.icd->user_width; writel(phys + imgsize, pcdev->base_emma + PRP_DEST_CB_PTR - 0x14 * bufnum); @@ -413,20 +412,30 @@ static void mx2_camera_deactivate(struct mx2_camera_dev *pcdev) writel(0, pcdev->base_emma + PRP_CNTL); } +static int mx2_camera_add_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "Camera driver attached to camera %d\n", + icd->devnum); + + return 0; +} + +static void mx2_camera_remove_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "Camera driver detached from camera %d\n", + icd->devnum); +} + /* * The following two functions absolutely depend on the fact, that * there can be only one camera on mx2 camera sensor interface */ -static int mx2_camera_add_device(struct soc_camera_device *icd) +static int mx2_camera_clock_start(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; int ret; u32 csicr1; - if (pcdev->icd) - return -EBUSY; - ret = clk_prepare_enable(pcdev->clk_csi_ahb); if (ret < 0) return ret; @@ -441,12 +450,8 @@ static int mx2_camera_add_device(struct soc_camera_device *icd) pcdev->csicr1 = csicr1; writel(pcdev->csicr1, pcdev->base_csi + CSICR1); - pcdev->icd = icd; pcdev->frame_count = 0; - dev_info(icd->parent, "Camera driver attached to camera %d\n", - icd->devnum); - return 0; exit_csi_ahb: @@ -455,19 +460,11 @@ exit_csi_ahb: return ret; } -static void mx2_camera_remove_device(struct soc_camera_device *icd) +static void mx2_camera_clock_stop(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; - BUG_ON(icd != pcdev->icd); - - dev_info(icd->parent, "Camera driver detached from camera %d\n", - icd->devnum); - mx2_camera_deactivate(pcdev); - - pcdev->icd = NULL; } /* @@ -1280,6 +1277,8 @@ static struct soc_camera_host_ops mx2_soc_camera_host_ops = { .owner = THIS_MODULE, .add = mx2_camera_add_device, .remove = mx2_camera_remove_device, + .clock_start = mx2_camera_clock_start, + .clock_stop = mx2_camera_clock_stop, .set_fmt = mx2_camera_set_fmt, .set_crop = mx2_camera_set_crop, .get_formats = mx2_camera_get_formats, diff --git a/drivers/media/platform/soc_camera/mx3_camera.c b/drivers/media/platform/soc_camera/mx3_camera.c index 5da3377..1047e3e 100644 --- a/drivers/media/platform/soc_camera/mx3_camera.c +++ b/drivers/media/platform/soc_camera/mx3_camera.c @@ -94,7 +94,6 @@ struct mx3_camera_dev { * Interface. If anyone ever builds hardware to enable more than one * camera _simultaneously_, they will have to modify this driver too */ - struct soc_camera_device *icd; struct clk *clk; void __iomem *base; @@ -461,8 +460,7 @@ static int mx3_camera_init_videobuf(struct vb2_queue *q, } /* First part of ipu_csi_init_interface() */ -static void mx3_camera_activate(struct mx3_camera_dev *mx3_cam, - struct soc_camera_device *icd) +static void mx3_camera_activate(struct mx3_camera_dev *mx3_cam) { u32 conf; long rate; @@ -506,51 +504,49 @@ static void mx3_camera_activate(struct mx3_camera_dev *mx3_cam, clk_prepare_enable(mx3_cam->clk); rate = clk_round_rate(mx3_cam->clk, mx3_cam->mclk); - dev_dbg(icd->parent, "Set SENS_CONF to %x, rate %ld\n", conf, rate); + dev_dbg(mx3_cam->soc_host.v4l2_dev.dev, "Set SENS_CONF to %x, rate %ld\n", conf, rate); if (rate) clk_set_rate(mx3_cam->clk, rate); } -/* Called with .host_lock held */ static int mx3_camera_add_device(struct soc_camera_device *icd) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); - struct mx3_camera_dev *mx3_cam = ici->priv; + dev_info(icd->parent, "MX3 Camera driver attached to camera %d\n", + icd->devnum); - if (mx3_cam->icd) - return -EBUSY; + return 0; +} - mx3_camera_activate(mx3_cam, icd); +static void mx3_camera_remove_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "MX3 Camera driver detached from camera %d\n", + icd->devnum); +} - mx3_cam->buf_total = 0; - mx3_cam->icd = icd; +/* Called with .host_lock held */ +static int mx3_camera_clock_start(struct soc_camera_host *ici) +{ + struct mx3_camera_dev *mx3_cam = ici->priv; - dev_info(icd->parent, "MX3 Camera driver attached to camera %d\n", - icd->devnum); + mx3_camera_activate(mx3_cam); + + mx3_cam->buf_total = 0; return 0; } /* Called with .host_lock held */ -static void mx3_camera_remove_device(struct soc_camera_device *icd) +static void mx3_camera_clock_stop(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx3_camera_dev *mx3_cam = ici->priv; struct idmac_channel **ichan = &mx3_cam->idmac_channel[0]; - BUG_ON(icd != mx3_cam->icd); - if (*ichan) { dma_release_channel(&(*ichan)->dma_chan); *ichan = NULL; } clk_disable_unprepare(mx3_cam->clk); - - mx3_cam->icd = NULL; - - dev_info(icd->parent, "MX3 Camera driver detached from camera %d\n", - icd->devnum); } static int test_platform_param(struct mx3_camera_dev *mx3_cam, @@ -1133,6 +1129,8 @@ static struct soc_camera_host_ops mx3_soc_camera_host_ops = { .owner = THIS_MODULE, .add = mx3_camera_add_device, .remove = mx3_camera_remove_device, + .clock_start = mx3_camera_clock_start, + .clock_stop = mx3_camera_clock_stop, .set_crop = mx3_camera_set_crop, .set_fmt = mx3_camera_set_fmt, .try_fmt = mx3_camera_try_fmt, diff --git a/drivers/media/platform/soc_camera/omap1_camera.c b/drivers/media/platform/soc_camera/omap1_camera.c index 9689a6e..6769193 100644 --- a/drivers/media/platform/soc_camera/omap1_camera.c +++ b/drivers/media/platform/soc_camera/omap1_camera.c @@ -150,7 +150,6 @@ struct omap1_cam_buf { struct omap1_cam_dev { struct soc_camera_host soc_host; - struct soc_camera_device *icd; struct clk *clk; unsigned int irq; @@ -564,7 +563,7 @@ static void videobuf_done(struct omap1_cam_dev *pcdev, { struct omap1_cam_buf *buf = pcdev->active; struct videobuf_buffer *vb; - struct device *dev = pcdev->icd->parent; + struct device *dev = pcdev->soc_host.icd->parent; if (WARN_ON(!buf)) { suspend_capture(pcdev); @@ -790,7 +789,7 @@ out: static irqreturn_t cam_isr(int irq, void *data) { struct omap1_cam_dev *pcdev = data; - struct device *dev = pcdev->icd->parent; + struct device *dev = pcdev->soc_host.icd->parent; struct omap1_cam_buf *buf = pcdev->active; u32 it_status; unsigned long flags; @@ -894,19 +893,29 @@ static void sensor_reset(struct omap1_cam_dev *pcdev, bool reset) CAM_WRITE(pcdev, GPIO, !reset); } +static int omap1_cam_add_device(struct soc_camera_device *icd) +{ + dev_dbg(icd->parent, "OMAP1 Camera driver attached to camera %d\n", + icd->devnum); + + return 0; +} + +static void omap1_cam_remove_device(struct soc_camera_device *icd) +{ + dev_dbg(icd->parent, + "OMAP1 Camera driver detached from camera %d\n", icd->devnum); +} + /* * The following two functions absolutely depend on the fact, that * there can be only one camera on OMAP1 camera sensor interface */ -static int omap1_cam_add_device(struct soc_camera_device *icd) +static int omap1_cam_clock_start(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct omap1_cam_dev *pcdev = ici->priv; u32 ctrlclock; - if (pcdev->icd) - return -EBUSY; - clk_enable(pcdev->clk); /* setup sensor clock */ @@ -941,21 +950,14 @@ static int omap1_cam_add_device(struct soc_camera_device *icd) sensor_reset(pcdev, false); - pcdev->icd = icd; - - dev_dbg(icd->parent, "OMAP1 Camera driver attached to camera %d\n", - icd->devnum); return 0; } -static void omap1_cam_remove_device(struct soc_camera_device *icd) +static void omap1_cam_clock_stop(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct omap1_cam_dev *pcdev = ici->priv; u32 ctrlclock; - BUG_ON(icd != pcdev->icd); - suspend_capture(pcdev); disable_capture(pcdev); @@ -973,11 +975,6 @@ static void omap1_cam_remove_device(struct soc_camera_device *icd) CAM_WRITE(pcdev, CTRLCLOCK, ctrlclock & ~MCLK_EN); clk_disable(pcdev->clk); - - pcdev->icd = NULL; - - dev_dbg(icd->parent, - "OMAP1 Camera driver detached from camera %d\n", icd->devnum); } /* Duplicate standard formats based on host capability of byte swapping */ @@ -1535,6 +1532,8 @@ static struct soc_camera_host_ops omap1_host_ops = { .owner = THIS_MODULE, .add = omap1_cam_add_device, .remove = omap1_cam_remove_device, + .clock_start = omap1_cam_clock_start, + .clock_stop = omap1_cam_clock_stop, .get_formats = omap1_cam_get_formats, .set_crop = omap1_cam_set_crop, .set_fmt = omap1_cam_set_fmt, diff --git a/drivers/media/platform/soc_camera/pxa_camera.c b/drivers/media/platform/soc_camera/pxa_camera.c index d665242..d4df305 100644 --- a/drivers/media/platform/soc_camera/pxa_camera.c +++ b/drivers/media/platform/soc_camera/pxa_camera.c @@ -200,7 +200,6 @@ struct pxa_camera_dev { * interface. If anyone ever builds hardware to enable more than * one camera, they will have to modify this driver too */ - struct soc_camera_device *icd; struct clk *clk; unsigned int irq; @@ -956,40 +955,39 @@ static irqreturn_t pxa_camera_irq(int irq, void *data) return IRQ_HANDLED; } +static int pxa_camera_add_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "PXA Camera driver attached to camera %d\n", + icd->devnum); + + return 0; +} + +static void pxa_camera_remove_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "PXA Camera driver detached from camera %d\n", + icd->devnum); +} + /* * The following two functions absolutely depend on the fact, that * there can be only one camera on PXA quick capture interface * Called with .host_lock held */ -static int pxa_camera_add_device(struct soc_camera_device *icd) +static int pxa_camera_clock_start(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct pxa_camera_dev *pcdev = ici->priv; - if (pcdev->icd) - return -EBUSY; - pxa_camera_activate(pcdev); - pcdev->icd = icd; - - dev_info(icd->parent, "PXA Camera driver attached to camera %d\n", - icd->devnum); - return 0; } /* Called with .host_lock held */ -static void pxa_camera_remove_device(struct soc_camera_device *icd) +static void pxa_camera_clock_stop(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct pxa_camera_dev *pcdev = ici->priv; - BUG_ON(icd != pcdev->icd); - - dev_info(icd->parent, "PXA Camera driver detached from camera %d\n", - icd->devnum); - /* disable capture, disable interrupts */ __raw_writel(0x3ff, pcdev->base + CICR0); @@ -999,8 +997,6 @@ static void pxa_camera_remove_device(struct soc_camera_device *icd) DCSR(pcdev->dma_chans[2]) = 0; pxa_camera_deactivate(pcdev); - - pcdev->icd = NULL; } static int test_platform_param(struct pxa_camera_dev *pcdev, @@ -1596,8 +1592,8 @@ static int pxa_camera_suspend(struct device *dev) pcdev->save_cicr[i++] = __raw_readl(pcdev->base + CICR3); pcdev->save_cicr[i++] = __raw_readl(pcdev->base + CICR4); - if (pcdev->icd) { - struct v4l2_subdev *sd = soc_camera_to_subdev(pcdev->icd); + if (pcdev->soc_host.icd) { + struct v4l2_subdev *sd = soc_camera_to_subdev(pcdev->soc_host.icd); ret = v4l2_subdev_call(sd, core, s_power, 0); if (ret == -ENOIOCTLCMD) ret = 0; @@ -1622,8 +1618,8 @@ static int pxa_camera_resume(struct device *dev) __raw_writel(pcdev->save_cicr[i++], pcdev->base + CICR3); __raw_writel(pcdev->save_cicr[i++], pcdev->base + CICR4); - if (pcdev->icd) { - struct v4l2_subdev *sd = soc_camera_to_subdev(pcdev->icd); + if (pcdev->soc_host.icd) { + struct v4l2_subdev *sd = soc_camera_to_subdev(pcdev->soc_host.icd); ret = v4l2_subdev_call(sd, core, s_power, 1); if (ret == -ENOIOCTLCMD) ret = 0; @@ -1640,6 +1636,8 @@ static struct soc_camera_host_ops pxa_soc_camera_host_ops = { .owner = THIS_MODULE, .add = pxa_camera_add_device, .remove = pxa_camera_remove_device, + .clock_start = pxa_camera_clock_start, + .clock_stop = pxa_camera_clock_stop, .set_crop = pxa_camera_set_crop, .get_formats = pxa_camera_get_formats, .put_formats = pxa_camera_put_formats, diff --git a/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c b/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c index 143d29fe..f2de006 100644 --- a/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c +++ b/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include #include @@ -35,6 +36,7 @@ #include #include +#include #include #include #include @@ -44,6 +46,8 @@ #include #include +#include "soc_scale_crop.h" + /* register offsets for sh7722 / sh7723 */ #define CAPSR 0x00 /* Capture start register */ @@ -95,7 +99,10 @@ struct sh_mobile_ceu_buffer { struct sh_mobile_ceu_dev { struct soc_camera_host ici; - struct soc_camera_device *icd; + /* Asynchronous CSI2 linking */ + struct v4l2_async_subdev *csi2_asd; + struct v4l2_subdev *csi2_sd; + /* Synchronous probing compatibility */ struct platform_device *csi2_pdev; unsigned int irq; @@ -119,6 +126,7 @@ struct sh_mobile_ceu_dev { enum v4l2_field field; int sequence; + unsigned long flags; unsigned int image_mode:1; unsigned int is_16bit:1; @@ -163,7 +171,6 @@ static u32 ceu_read(struct sh_mobile_ceu_dev *priv, unsigned long reg_offs) static int sh_mobile_ceu_soft_reset(struct sh_mobile_ceu_dev *pcdev) { int i, success = 0; - struct soc_camera_device *icd = pcdev->icd; ceu_write(pcdev, CAPSR, 1 << 16); /* reset */ @@ -185,9 +192,8 @@ static int sh_mobile_ceu_soft_reset(struct sh_mobile_ceu_dev *pcdev) udelay(1); } - if (2 != success) { - dev_warn(icd->pdev, "soft reset time out\n"); + dev_warn(pcdev->ici.v4l2_dev.dev, "soft reset time out\n"); return -EIO; } @@ -277,7 +283,7 @@ static int sh_mobile_ceu_videobuf_setup(struct vb2_queue *vq, */ static int sh_mobile_ceu_capture(struct sh_mobile_ceu_dev *pcdev) { - struct soc_camera_device *icd = pcdev->icd; + struct soc_camera_device *icd = pcdev->ici.icd; dma_addr_t phys_addr_top, phys_addr_bottom; unsigned long top1, top2; unsigned long bottom1, bottom2; @@ -534,72 +540,92 @@ static struct v4l2_subdev *find_csi2(struct sh_mobile_ceu_dev *pcdev) { struct v4l2_subdev *sd; - if (!pcdev->csi2_pdev) - return NULL; + if (pcdev->csi2_sd) + return pcdev->csi2_sd; - v4l2_device_for_each_subdev(sd, &pcdev->ici.v4l2_dev) - if (&pcdev->csi2_pdev->dev == v4l2_get_subdevdata(sd)) - return sd; + if (pcdev->csi2_asd) { + char name[] = "sh-mobile-csi2"; + v4l2_device_for_each_subdev(sd, &pcdev->ici.v4l2_dev) + if (!strncmp(name, sd->name, sizeof(name) - 1)) { + pcdev->csi2_sd = sd; + return sd; + } + } return NULL; } -/* Called with .host_lock held */ +static struct v4l2_subdev *csi2_subdev(struct sh_mobile_ceu_dev *pcdev, + struct soc_camera_device *icd) +{ + struct v4l2_subdev *sd = pcdev->csi2_sd; + + return sd && sd->grp_id == soc_camera_grp_id(icd) ? sd : NULL; +} + static int sh_mobile_ceu_add_device(struct soc_camera_device *icd) { struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct sh_mobile_ceu_dev *pcdev = ici->priv; - struct v4l2_subdev *csi2_sd; + struct v4l2_subdev *csi2_sd = find_csi2(pcdev); int ret; - if (pcdev->icd) - return -EBUSY; - - dev_info(icd->parent, - "SuperH Mobile CEU driver attached to camera %d\n", - icd->devnum); - - pm_runtime_get_sync(ici->v4l2_dev.dev); - - pcdev->buf_total = 0; - - ret = sh_mobile_ceu_soft_reset(pcdev); - - csi2_sd = find_csi2(pcdev); if (csi2_sd) { csi2_sd->grp_id = soc_camera_grp_id(icd); v4l2_set_subdev_hostdata(csi2_sd, icd); } ret = v4l2_subdev_call(csi2_sd, core, s_power, 1); - if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) { - pm_runtime_put(ici->v4l2_dev.dev); + if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) return ret; - } /* * -ENODEV is special: either csi2_sd == NULL or the CSI-2 driver * has not found this soc-camera device among its clients */ - if (ret == -ENODEV && csi2_sd) + if (csi2_sd && ret == -ENODEV) csi2_sd->grp_id = 0; - pcdev->icd = icd; + + dev_info(icd->parent, + "SuperH Mobile CEU%s driver attached to camera %d\n", + csi2_sd && csi2_sd->grp_id ? "/CSI-2" : "", icd->devnum); return 0; } -/* Called with .host_lock held */ static void sh_mobile_ceu_remove_device(struct soc_camera_device *icd) { struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct sh_mobile_ceu_dev *pcdev = ici->priv; struct v4l2_subdev *csi2_sd = find_csi2(pcdev); - BUG_ON(icd != pcdev->icd); + dev_info(icd->parent, + "SuperH Mobile CEU driver detached from camera %d\n", + icd->devnum); v4l2_subdev_call(csi2_sd, core, s_power, 0); - if (csi2_sd) - csi2_sd->grp_id = 0; +} + +/* Called with .host_lock held */ +static int sh_mobile_ceu_clock_start(struct soc_camera_host *ici) +{ + struct sh_mobile_ceu_dev *pcdev = ici->priv; + int ret; + + pm_runtime_get_sync(ici->v4l2_dev.dev); + + pcdev->buf_total = 0; + + ret = sh_mobile_ceu_soft_reset(pcdev); + + return 0; +} + +/* Called with .host_lock held */ +static void sh_mobile_ceu_clock_stop(struct soc_camera_host *ici) +{ + struct sh_mobile_ceu_dev *pcdev = ici->priv; + /* disable capture, disable interrupts */ ceu_write(pcdev, CEIER, 0); sh_mobile_ceu_soft_reset(pcdev); @@ -614,12 +640,6 @@ static void sh_mobile_ceu_remove_device(struct soc_camera_device *icd) spin_unlock_irq(&pcdev->lock); pm_runtime_put(ici->v4l2_dev.dev); - - dev_info(icd->parent, - "SuperH Mobile CEU driver detached from camera %d\n", - icd->devnum); - - pcdev->icd = NULL; } /* @@ -705,7 +725,7 @@ static void sh_mobile_ceu_set_rect(struct soc_camera_device *icd) } /* CSI2 special configuration */ - if (pcdev->pdata->csi2) { + if (csi2_subdev(pcdev, icd)) { in_width = ((in_width - 2) * 2); left_offset *= 2; } @@ -762,13 +782,7 @@ static void capture_restore(struct sh_mobile_ceu_dev *pcdev, u32 capsr) static struct v4l2_subdev *find_bus_subdev(struct sh_mobile_ceu_dev *pcdev, struct soc_camera_device *icd) { - if (pcdev->csi2_pdev) { - struct v4l2_subdev *csi2_sd = find_csi2(pcdev); - if (csi2_sd && csi2_sd->grp_id == soc_camera_grp_id(icd)) - return csi2_sd; - } - - return soc_camera_to_subdev(icd); + return csi2_subdev(pcdev, icd) ? : soc_camera_to_subdev(icd); } #define CEU_BUS_FLAGS (V4L2_MBUS_MASTER | \ @@ -809,7 +823,7 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd) /* Make choises, based on platform preferences */ if ((common_flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) && (common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW)) { - if (pcdev->pdata->flags & SH_CEU_FLAG_HSYNC_LOW) + if (pcdev->flags & SH_CEU_FLAG_HSYNC_LOW) common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_HIGH; else common_flags &= ~V4L2_MBUS_HSYNC_ACTIVE_LOW; @@ -817,7 +831,7 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd) if ((common_flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) && (common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW)) { - if (pcdev->pdata->flags & SH_CEU_FLAG_VSYNC_LOW) + if (pcdev->flags & SH_CEU_FLAG_VSYNC_LOW) common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_HIGH; else common_flags &= ~V4L2_MBUS_VSYNC_ACTIVE_LOW; @@ -872,11 +886,11 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd) value |= common_flags & V4L2_MBUS_VSYNC_ACTIVE_LOW ? 1 << 1 : 0; value |= common_flags & V4L2_MBUS_HSYNC_ACTIVE_LOW ? 1 << 0 : 0; - if (pcdev->pdata->csi2) /* CSI2 mode */ + if (csi2_subdev(pcdev, icd)) /* CSI2 mode */ value |= 3 << 12; else if (pcdev->is_16bit) value |= 1 << 12; - else if (pcdev->pdata->flags & SH_CEU_FLAG_LOWER_8BIT) + else if (pcdev->flags & SH_CEU_FLAG_LOWER_8BIT) value |= 2 << 12; ceu_write(pcdev, CAMCR, value); @@ -993,8 +1007,6 @@ static bool sh_mobile_ceu_packing_supported(const struct soc_mbus_pixelfmt *fmt) fmt->packing == SOC_MBUS_PACKING_EXTEND16); } -static int client_g_rect(struct v4l2_subdev *sd, struct v4l2_rect *rect); - static struct soc_camera_device *ctrl_to_icd(struct v4l2_ctrl *ctrl) { return container_of(ctrl->handler, struct soc_camera_device, @@ -1051,7 +1063,7 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, unsigned int return 0; } - if (!pcdev->pdata->csi2) { + if (!csi2_subdev(pcdev, icd)) { /* Are there any restrictions in the CSI-2 case? */ ret = sh_mobile_ceu_try_bus_param(icd, fmt->bits_per_sample); if (ret < 0) @@ -1072,7 +1084,7 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, unsigned int /* FIXME: subwindow is lost between close / open */ /* Cache current client geometry */ - ret = client_g_rect(sd, &rect); + ret = soc_camera_client_g_rect(sd, &rect); if (ret < 0) return ret; @@ -1182,334 +1194,8 @@ static void sh_mobile_ceu_put_formats(struct soc_camera_device *icd) icd->host_priv = NULL; } -/* Check if any dimension of r1 is smaller than respective one of r2 */ -static bool is_smaller(const struct v4l2_rect *r1, const struct v4l2_rect *r2) -{ - return r1->width < r2->width || r1->height < r2->height; -} - -/* Check if r1 fails to cover r2 */ -static bool is_inside(const struct v4l2_rect *r1, const struct v4l2_rect *r2) -{ - return r1->left > r2->left || r1->top > r2->top || - r1->left + r1->width < r2->left + r2->width || - r1->top + r1->height < r2->top + r2->height; -} - -static unsigned int scale_down(unsigned int size, unsigned int scale) -{ - return (size * 4096 + scale / 2) / scale; -} - -static unsigned int calc_generic_scale(unsigned int input, unsigned int output) -{ - return (input * 4096 + output / 2) / output; -} - -/* Get and store current client crop */ -static int client_g_rect(struct v4l2_subdev *sd, struct v4l2_rect *rect) -{ - struct v4l2_crop crop; - struct v4l2_cropcap cap; - int ret; - - crop.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - - ret = v4l2_subdev_call(sd, video, g_crop, &crop); - if (!ret) { - *rect = crop.c; - return ret; - } - - /* Camera driver doesn't support .g_crop(), assume default rectangle */ - cap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - - ret = v4l2_subdev_call(sd, video, cropcap, &cap); - if (!ret) - *rect = cap.defrect; - - return ret; -} - -/* Client crop has changed, update our sub-rectangle to remain within the area */ -static void update_subrect(struct sh_mobile_ceu_cam *cam) -{ - struct v4l2_rect *rect = &cam->rect, *subrect = &cam->subrect; - - if (rect->width < subrect->width) - subrect->width = rect->width; - - if (rect->height < subrect->height) - subrect->height = rect->height; - - if (rect->left > subrect->left) - subrect->left = rect->left; - else if (rect->left + rect->width > - subrect->left + subrect->width) - subrect->left = rect->left + rect->width - - subrect->width; - - if (rect->top > subrect->top) - subrect->top = rect->top; - else if (rect->top + rect->height > - subrect->top + subrect->height) - subrect->top = rect->top + rect->height - - subrect->height; -} - -/* - * The common for both scaling and cropping iterative approach is: - * 1. try if the client can produce exactly what requested by the user - * 2. if (1) failed, try to double the client image until we get one big enough - * 3. if (2) failed, try to request the maximum image - */ -static int client_s_crop(struct soc_camera_device *icd, struct v4l2_crop *crop, - struct v4l2_crop *cam_crop) -{ - struct v4l2_subdev *sd = soc_camera_to_subdev(icd); - struct v4l2_rect *rect = &crop->c, *cam_rect = &cam_crop->c; - struct device *dev = sd->v4l2_dev->dev; - struct sh_mobile_ceu_cam *cam = icd->host_priv; - struct v4l2_cropcap cap; - int ret; - unsigned int width, height; - - v4l2_subdev_call(sd, video, s_crop, crop); - ret = client_g_rect(sd, cam_rect); - if (ret < 0) - return ret; - - /* - * Now cam_crop contains the current camera input rectangle, and it must - * be within camera cropcap bounds - */ - if (!memcmp(rect, cam_rect, sizeof(*rect))) { - /* Even if camera S_CROP failed, but camera rectangle matches */ - dev_dbg(dev, "Camera S_CROP successful for %dx%d@%d:%d\n", - rect->width, rect->height, rect->left, rect->top); - cam->rect = *cam_rect; - return 0; - } - - /* Try to fix cropping, that camera hasn't managed to set */ - dev_geo(dev, "Fix camera S_CROP for %dx%d@%d:%d to %dx%d@%d:%d\n", - cam_rect->width, cam_rect->height, - cam_rect->left, cam_rect->top, - rect->width, rect->height, rect->left, rect->top); - - /* We need sensor maximum rectangle */ - ret = v4l2_subdev_call(sd, video, cropcap, &cap); - if (ret < 0) - return ret; - - /* Put user requested rectangle within sensor bounds */ - soc_camera_limit_side(&rect->left, &rect->width, cap.bounds.left, 2, - cap.bounds.width); - soc_camera_limit_side(&rect->top, &rect->height, cap.bounds.top, 4, - cap.bounds.height); - - /* - * Popular special case - some cameras can only handle fixed sizes like - * QVGA, VGA,... Take care to avoid infinite loop. - */ - width = max(cam_rect->width, 2); - height = max(cam_rect->height, 2); - - /* - * Loop as long as sensor is not covering the requested rectangle and - * is still within its bounds - */ - while (!ret && (is_smaller(cam_rect, rect) || - is_inside(cam_rect, rect)) && - (cap.bounds.width > width || cap.bounds.height > height)) { - - width *= 2; - height *= 2; - - cam_rect->width = width; - cam_rect->height = height; - - /* - * We do not know what capabilities the camera has to set up - * left and top borders. We could try to be smarter in iterating - * them, e.g., if camera current left is to the right of the - * target left, set it to the middle point between the current - * left and minimum left. But that would add too much - * complexity: we would have to iterate each border separately. - * Instead we just drop to the left and top bounds. - */ - if (cam_rect->left > rect->left) - cam_rect->left = cap.bounds.left; - - if (cam_rect->left + cam_rect->width < rect->left + rect->width) - cam_rect->width = rect->left + rect->width - - cam_rect->left; - - if (cam_rect->top > rect->top) - cam_rect->top = cap.bounds.top; - - if (cam_rect->top + cam_rect->height < rect->top + rect->height) - cam_rect->height = rect->top + rect->height - - cam_rect->top; - - v4l2_subdev_call(sd, video, s_crop, cam_crop); - ret = client_g_rect(sd, cam_rect); - dev_geo(dev, "Camera S_CROP %d for %dx%d@%d:%d\n", ret, - cam_rect->width, cam_rect->height, - cam_rect->left, cam_rect->top); - } - - /* S_CROP must not modify the rectangle */ - if (is_smaller(cam_rect, rect) || is_inside(cam_rect, rect)) { - /* - * The camera failed to configure a suitable cropping, - * we cannot use the current rectangle, set to max - */ - *cam_rect = cap.bounds; - v4l2_subdev_call(sd, video, s_crop, cam_crop); - ret = client_g_rect(sd, cam_rect); - dev_geo(dev, "Camera S_CROP %d for max %dx%d@%d:%d\n", ret, - cam_rect->width, cam_rect->height, - cam_rect->left, cam_rect->top); - } - - if (!ret) { - cam->rect = *cam_rect; - update_subrect(cam); - } - - return ret; -} - -/* Iterative s_mbus_fmt, also updates cached client crop on success */ -static int client_s_fmt(struct soc_camera_device *icd, - struct v4l2_mbus_framefmt *mf, bool ceu_can_scale) -{ - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); - struct sh_mobile_ceu_dev *pcdev = ici->priv; - struct sh_mobile_ceu_cam *cam = icd->host_priv; - struct v4l2_subdev *sd = soc_camera_to_subdev(icd); - struct device *dev = icd->parent; - unsigned int width = mf->width, height = mf->height, tmp_w, tmp_h; - unsigned int max_width, max_height; - struct v4l2_cropcap cap; - bool ceu_1to1; - int ret; - - ret = v4l2_device_call_until_err(sd->v4l2_dev, - soc_camera_grp_id(icd), video, - s_mbus_fmt, mf); - if (ret < 0) - return ret; - - dev_geo(dev, "camera scaled to %ux%u\n", mf->width, mf->height); - - if (width == mf->width && height == mf->height) { - /* Perfect! The client has done it all. */ - ceu_1to1 = true; - goto update_cache; - } - - ceu_1to1 = false; - if (!ceu_can_scale) - goto update_cache; - - cap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - - ret = v4l2_subdev_call(sd, video, cropcap, &cap); - if (ret < 0) - return ret; - - max_width = min(cap.bounds.width, pcdev->max_width); - max_height = min(cap.bounds.height, pcdev->max_height); - - /* Camera set a format, but geometry is not precise, try to improve */ - tmp_w = mf->width; - tmp_h = mf->height; - - /* width <= max_width && height <= max_height - guaranteed by try_fmt */ - while ((width > tmp_w || height > tmp_h) && - tmp_w < max_width && tmp_h < max_height) { - tmp_w = min(2 * tmp_w, max_width); - tmp_h = min(2 * tmp_h, max_height); - mf->width = tmp_w; - mf->height = tmp_h; - ret = v4l2_device_call_until_err(sd->v4l2_dev, - soc_camera_grp_id(icd), video, - s_mbus_fmt, mf); - dev_geo(dev, "Camera scaled to %ux%u\n", - mf->width, mf->height); - if (ret < 0) { - /* This shouldn't happen */ - dev_err(dev, "Client failed to set format: %d\n", ret); - return ret; - } - } - -update_cache: - /* Update cache */ - ret = client_g_rect(sd, &cam->rect); - if (ret < 0) - return ret; - - if (ceu_1to1) - cam->subrect = cam->rect; - else - update_subrect(cam); - - return 0; -} - -/** - * @width - on output: user width, mapped back to input - * @height - on output: user height, mapped back to input - * @mf - in- / output camera output window - */ -static int client_scale(struct soc_camera_device *icd, - struct v4l2_mbus_framefmt *mf, - unsigned int *width, unsigned int *height, - bool ceu_can_scale) -{ - struct sh_mobile_ceu_cam *cam = icd->host_priv; - struct device *dev = icd->parent; - struct v4l2_mbus_framefmt mf_tmp = *mf; - unsigned int scale_h, scale_v; - int ret; - - /* - * 5. Apply iterative camera S_FMT for camera user window (also updates - * client crop cache and the imaginary sub-rectangle). - */ - ret = client_s_fmt(icd, &mf_tmp, ceu_can_scale); - if (ret < 0) - return ret; - - dev_geo(dev, "5: camera scaled to %ux%u\n", - mf_tmp.width, mf_tmp.height); - - /* 6. Retrieve camera output window (g_fmt) */ - - /* unneeded - it is already in "mf_tmp" */ - - /* 7. Calculate new client scales. */ - scale_h = calc_generic_scale(cam->rect.width, mf_tmp.width); - scale_v = calc_generic_scale(cam->rect.height, mf_tmp.height); - - mf->width = mf_tmp.width; - mf->height = mf_tmp.height; - mf->colorspace = mf_tmp.colorspace; - - /* - * 8. Calculate new CEU crop - apply camera scales to previously - * updated "effective" crop. - */ - *width = scale_down(cam->subrect.width, scale_h); - *height = scale_down(cam->subrect.height, scale_v); - - dev_geo(dev, "8: new client sub-window %ux%u\n", *width, *height); - - return 0; -} +#define scale_down(size, scale) soc_camera_shift_scale(size, 12, scale) +#define calc_generic_scale(in, out) soc_camera_calc_scale(in, 12, out) /* * CEU can scale and crop, but we don't want to waste bandwidth and kill the @@ -1547,7 +1233,8 @@ static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd, * 1. - 2. Apply iterative camera S_CROP for new input window, read back * actual camera rectangle. */ - ret = client_s_crop(icd, &a_writable, &cam_crop); + ret = soc_camera_client_s_crop(sd, &a_writable, &cam_crop, + &cam->rect, &cam->subrect); if (ret < 0) return ret; @@ -1666,55 +1353,6 @@ static int sh_mobile_ceu_get_crop(struct soc_camera_device *icd, return 0; } -/* - * Calculate real client output window by applying new scales to the current - * client crop. New scales are calculated from the requested output format and - * CEU crop, mapped backed onto the client input (subrect). - */ -static void calculate_client_output(struct soc_camera_device *icd, - const struct v4l2_pix_format *pix, struct v4l2_mbus_framefmt *mf) -{ - struct sh_mobile_ceu_cam *cam = icd->host_priv; - struct device *dev = icd->parent; - struct v4l2_rect *cam_subrect = &cam->subrect; - unsigned int scale_v, scale_h; - - if (cam_subrect->width == cam->rect.width && - cam_subrect->height == cam->rect.height) { - /* No sub-cropping */ - mf->width = pix->width; - mf->height = pix->height; - return; - } - - /* 1.-2. Current camera scales and subwin - cached. */ - - dev_geo(dev, "2: subwin %ux%u@%u:%u\n", - cam_subrect->width, cam_subrect->height, - cam_subrect->left, cam_subrect->top); - - /* - * 3. Calculate new combined scales from input sub-window to requested - * user window. - */ - - /* - * TODO: CEU cannot scale images larger than VGA to smaller than SubQCIF - * (128x96) or larger than VGA - */ - scale_h = calc_generic_scale(cam_subrect->width, pix->width); - scale_v = calc_generic_scale(cam_subrect->height, pix->height); - - dev_geo(dev, "3: scales %u:%u\n", scale_h, scale_v); - - /* - * 4. Calculate desired client output window by applying combined scales - * to client (real) input window. - */ - mf->width = scale_down(cam->rect.width, scale_h); - mf->height = scale_down(cam->rect.height, scale_v); -} - /* Similar to set_crop multistage iterative algorithm */ static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd, struct v4l2_format *f) @@ -1727,8 +1365,8 @@ static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd, struct v4l2_mbus_framefmt mf; __u32 pixfmt = pix->pixelformat; const struct soc_camera_format_xlate *xlate; - /* Keep Compiler Happy */ - unsigned int ceu_sub_width = 0, ceu_sub_height = 0; + unsigned int ceu_sub_width = pcdev->max_width, + ceu_sub_height = pcdev->max_height; u16 scale_v, scale_h; int ret; bool image_mode; @@ -1755,7 +1393,7 @@ static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd, } /* 1.-4. Calculate desired client output geometry */ - calculate_client_output(icd, pix, &mf); + soc_camera_calc_client_output(icd, &cam->rect, &cam->subrect, pix, &mf, 12); mf.field = pix->field; mf.colorspace = pix->colorspace; mf.code = xlate->code; @@ -1777,8 +1415,9 @@ static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd, dev_geo(dev, "4: request camera output %ux%u\n", mf.width, mf.height); /* 5. - 9. */ - ret = client_scale(icd, &mf, &ceu_sub_width, &ceu_sub_height, - image_mode && V4L2_FIELD_NONE == field); + ret = soc_camera_client_scale(icd, &cam->rect, &cam->subrect, + &mf, &ceu_sub_width, &ceu_sub_height, + image_mode && V4L2_FIELD_NONE == field, 12); dev_geo(dev, "5-9: client scale return %d\n", ret); @@ -2036,6 +1675,8 @@ static struct soc_camera_host_ops sh_mobile_ceu_host_ops = { .owner = THIS_MODULE, .add = sh_mobile_ceu_add_device, .remove = sh_mobile_ceu_remove_device, + .clock_start = sh_mobile_ceu_clock_start, + .clock_stop = sh_mobile_ceu_clock_stop, .get_formats = sh_mobile_ceu_get_formats, .put_formats = sh_mobile_ceu_put_formats, .get_crop = sh_mobile_ceu_get_crop, @@ -2079,7 +1720,7 @@ static int sh_mobile_ceu_probe(struct platform_device *pdev) struct resource *res; void __iomem *base; unsigned int irq; - int err = 0; + int err, i; struct bus_wait wait = { .completion = COMPLETION_INITIALIZER_ONSTACK(wait.completion), .notifier.notifier_call = bus_notify, @@ -2104,13 +1745,36 @@ static int sh_mobile_ceu_probe(struct platform_device *pdev) init_completion(&pcdev->complete); pcdev->pdata = pdev->dev.platform_data; - if (!pcdev->pdata) { + if (!pcdev->pdata && !pdev->dev.of_node) { dev_err(&pdev->dev, "CEU platform data not set.\n"); return -EINVAL; } - pcdev->max_width = pcdev->pdata->max_width ? : 2560; - pcdev->max_height = pcdev->pdata->max_height ? : 1920; + /* TODO: implement per-device bus flags */ + if (pcdev->pdata) { + pcdev->max_width = pcdev->pdata->max_width; + pcdev->max_height = pcdev->pdata->max_height; + pcdev->flags = pcdev->pdata->flags; + } + + if (!pcdev->max_width) { + unsigned int v; + err = of_property_read_u32(pdev->dev.of_node, "renesas,max-width", &v); + if (!err) + pcdev->max_width = v; + + if (!pcdev->max_width) + pcdev->max_width = 2560; + } + if (!pcdev->max_height) { + unsigned int v; + err = of_property_read_u32(pdev->dev.of_node, "renesas,max-height", &v); + if (!err) + pcdev->max_height = v; + + if (!pcdev->max_height) + pcdev->max_height = 1920; + } base = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(base)) @@ -2160,31 +1824,60 @@ static int sh_mobile_ceu_probe(struct platform_device *pdev) goto exit_free_clk; } - err = soc_camera_host_register(&pcdev->ici); - if (err) - goto exit_free_ctx; + if (pcdev->pdata && pcdev->pdata->asd_sizes) { + struct v4l2_async_subdev **asd; + char name[] = "sh-mobile-csi2"; + int j; + + /* + * CSI2 interfacing: several groups can use CSI2, pick up the + * first one + */ + asd = pcdev->pdata->asd; + for (j = 0; pcdev->pdata->asd_sizes[j]; j++) { + for (i = 0; i < pcdev->pdata->asd_sizes[j]; i++, asd++) { + dev_dbg(&pdev->dev, "%s(): subdev #%d, type %u\n", + __func__, i, (*asd)->bus_type); + if ((*asd)->bus_type == V4L2_ASYNC_BUS_PLATFORM && + !strncmp(name, (*asd)->match.platform.name, + sizeof(name) - 1)) { + pcdev->csi2_asd = *asd; + break; + } + } + if (pcdev->csi2_asd) + break; + } - /* CSI2 interfacing */ - csi2 = pcdev->pdata->csi2; + pcdev->ici.asd = pcdev->pdata->asd; + pcdev->ici.asd_sizes = pcdev->pdata->asd_sizes; + } + + /* Legacy CSI2 interfacing */ + csi2 = pcdev->pdata ? pcdev->pdata->csi2 : NULL; if (csi2) { + /* + * TODO: remove this once all users are converted to + * asynchronous CSI2 probing. If it has to be kept, csi2 + * platform device resources have to be added, using + * platform_device_add_resources() + */ struct platform_device *csi2_pdev = platform_device_alloc("sh-mobile-csi2", csi2->id); struct sh_csi2_pdata *csi2_pdata = csi2->platform_data; if (!csi2_pdev) { err = -ENOMEM; - goto exit_host_unregister; + goto exit_free_ctx; } pcdev->csi2_pdev = csi2_pdev; - err = platform_device_add_data(csi2_pdev, csi2_pdata, sizeof(*csi2_pdata)); + err = platform_device_add_data(csi2_pdev, csi2_pdata, + sizeof(*csi2_pdata)); if (err < 0) goto exit_pdev_put; - csi2_pdata = csi2_pdev->dev.platform_data; - csi2_pdata->v4l2_dev = &pcdev->ici.v4l2_dev; - csi2_pdev->resource = csi2->resource; csi2_pdev->num_resources = csi2->num_resources; @@ -2226,17 +1919,38 @@ static int sh_mobile_ceu_probe(struct platform_device *pdev) err = -ENODEV; goto exit_pdev_unregister; } + + pcdev->csi2_sd = platform_get_drvdata(csi2_pdev); + } + + err = soc_camera_host_register(&pcdev->ici); + if (err) + goto exit_csi2_unregister; + + if (csi2) { + err = v4l2_device_register_subdev(&pcdev->ici.v4l2_dev, + pcdev->csi2_sd); + dev_dbg(&pdev->dev, "%s(): ret(register_subdev) = %d\n", + __func__, err); + if (err < 0) + goto exit_host_unregister; + /* v4l2_device_register_subdev() took a reference too */ + module_put(pcdev->csi2_sd->owner); } return 0; -exit_pdev_unregister: - platform_device_del(pcdev->csi2_pdev); -exit_pdev_put: - pcdev->csi2_pdev->resource = NULL; - platform_device_put(pcdev->csi2_pdev); exit_host_unregister: soc_camera_host_unregister(&pcdev->ici); +exit_csi2_unregister: + if (csi2) { + module_put(pcdev->csi2_pdev->dev.driver->owner); +exit_pdev_unregister: + platform_device_del(pcdev->csi2_pdev); +exit_pdev_put: + pcdev->csi2_pdev->resource = NULL; + platform_device_put(pcdev->csi2_pdev); + } exit_free_ctx: vb2_dma_contig_cleanup_ctx(pcdev->alloc_ctx); exit_free_clk: @@ -2287,10 +2001,18 @@ static const struct dev_pm_ops sh_mobile_ceu_dev_pm_ops = { .runtime_resume = sh_mobile_ceu_runtime_nop, }; +static const struct of_device_id sh_mobile_ceu_of_match[] = { + { .compatible = "renesas,sh-mobile-ceu" }, + { } +}; +MODULE_DEVICE_TABLE(of, sh_mobile_ceu_of_match); + static struct platform_driver sh_mobile_ceu_driver = { .driver = { .name = "sh_mobile_ceu", + .owner = THIS_MODULE, .pm = &sh_mobile_ceu_dev_pm_ops, + .of_match_table = sh_mobile_ceu_of_match, }, .probe = sh_mobile_ceu_probe, .remove = sh_mobile_ceu_remove, @@ -2314,5 +2036,5 @@ module_exit(sh_mobile_ceu_exit); MODULE_DESCRIPTION("SuperH Mobile CEU driver"); MODULE_AUTHOR("Magnus Damm"); MODULE_LICENSE("GPL"); -MODULE_VERSION("0.0.6"); +MODULE_VERSION("0.1.0"); MODULE_ALIAS("platform:sh_mobile_ceu"); diff --git a/drivers/media/platform/soc_camera/sh_mobile_csi2.c b/drivers/media/platform/soc_camera/sh_mobile_csi2.c index 09cb4fc..05dd21a 100644 --- a/drivers/media/platform/soc_camera/sh_mobile_csi2.c +++ b/drivers/media/platform/soc_camera/sh_mobile_csi2.c @@ -36,7 +36,6 @@ struct sh_csi2 { struct v4l2_subdev subdev; - struct list_head list; unsigned int irq; unsigned long mipi_flags; void __iomem *base; @@ -44,6 +43,8 @@ struct sh_csi2 { struct sh_csi2_client_config *client; }; +static void sh_csi2_hwinit(struct sh_csi2 *priv); + static int sh_csi2_try_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf) { @@ -132,10 +133,58 @@ static int sh_csi2_s_fmt(struct v4l2_subdev *sd, static int sh_csi2_g_mbus_config(struct v4l2_subdev *sd, struct v4l2_mbus_config *cfg) { - cfg->flags = V4L2_MBUS_PCLK_SAMPLE_RISING | - V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_HIGH | - V4L2_MBUS_MASTER | V4L2_MBUS_DATA_ACTIVE_HIGH; - cfg->type = V4L2_MBUS_PARALLEL; + struct sh_csi2 *priv = container_of(sd, struct sh_csi2, subdev); + + if (!priv->mipi_flags) { + struct soc_camera_device *icd = v4l2_get_subdev_hostdata(sd); + struct v4l2_subdev *client_sd = soc_camera_to_subdev(icd); + struct sh_csi2_pdata *pdata = priv->pdev->dev.platform_data; + unsigned long common_flags, csi2_flags; + struct v4l2_mbus_config client_cfg = {.type = V4L2_MBUS_CSI2,}; + int ret; + + /* Check if we can support this camera */ + csi2_flags = V4L2_MBUS_CSI2_CONTINUOUS_CLOCK | + V4L2_MBUS_CSI2_1_LANE; + + switch (pdata->type) { + case SH_CSI2C: + if (priv->client->lanes != 1) + csi2_flags |= V4L2_MBUS_CSI2_2_LANE; + break; + case SH_CSI2I: + switch (priv->client->lanes) { + default: + csi2_flags |= V4L2_MBUS_CSI2_4_LANE; + case 3: + csi2_flags |= V4L2_MBUS_CSI2_3_LANE; + case 2: + csi2_flags |= V4L2_MBUS_CSI2_2_LANE; + } + } + + ret = v4l2_subdev_call(client_sd, video, g_mbus_config, &client_cfg); + if (ret == -ENOIOCTLCMD) + common_flags = csi2_flags; + else if (!ret) + common_flags = soc_mbus_config_compatible(&client_cfg, + csi2_flags); + else + common_flags = 0; + + if (!common_flags) + return -EINVAL; + + /* All good: camera MIPI configuration supported */ + priv->mipi_flags = common_flags; + } + + if (cfg) { + cfg->flags = V4L2_MBUS_PCLK_SAMPLE_RISING | + V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_HIGH | + V4L2_MBUS_MASTER | V4L2_MBUS_DATA_ACTIVE_HIGH; + cfg->type = V4L2_MBUS_PARALLEL; + } return 0; } @@ -146,8 +195,17 @@ static int sh_csi2_s_mbus_config(struct v4l2_subdev *sd, struct sh_csi2 *priv = container_of(sd, struct sh_csi2, subdev); struct soc_camera_device *icd = v4l2_get_subdev_hostdata(sd); struct v4l2_subdev *client_sd = soc_camera_to_subdev(icd); - struct v4l2_mbus_config client_cfg = {.type = V4L2_MBUS_CSI2, - .flags = priv->mipi_flags}; + struct v4l2_mbus_config client_cfg = {.type = V4L2_MBUS_CSI2,}; + int ret = sh_csi2_g_mbus_config(sd, NULL); + + if (ret < 0) + return ret; + + pm_runtime_get_sync(&priv->pdev->dev); + + sh_csi2_hwinit(priv); + + client_cfg.flags = priv->mipi_flags; return v4l2_subdev_call(client_sd, video, s_mbus_config, &client_cfg); } @@ -202,19 +260,19 @@ static void sh_csi2_hwinit(struct sh_csi2 *priv) static int sh_csi2_client_connect(struct sh_csi2 *priv) { - struct sh_csi2_pdata *pdata = priv->pdev->dev.platform_data; - struct soc_camera_device *icd = v4l2_get_subdev_hostdata(&priv->subdev); - struct v4l2_subdev *client_sd = soc_camera_to_subdev(icd); struct device *dev = v4l2_get_subdevdata(&priv->subdev); - struct v4l2_mbus_config cfg; - unsigned long common_flags, csi2_flags; - int i, ret; + struct sh_csi2_pdata *pdata = dev->platform_data; + struct soc_camera_device *icd = v4l2_get_subdev_hostdata(&priv->subdev); + int i; if (priv->client) return -EBUSY; for (i = 0; i < pdata->num_clients; i++) - if (&pdata->clients[i].pdev->dev == icd->pdev) + if ((pdata->clients[i].pdev && + &pdata->clients[i].pdev->dev == icd->pdev) || + (icd->control && + strcmp(pdata->clients[i].name, dev_name(icd->control)))) break; dev_dbg(dev, "%s(%p): found #%d\n", __func__, dev, i); @@ -222,46 +280,8 @@ static int sh_csi2_client_connect(struct sh_csi2 *priv) if (i == pdata->num_clients) return -ENODEV; - /* Check if we can support this camera */ - csi2_flags = V4L2_MBUS_CSI2_CONTINUOUS_CLOCK | V4L2_MBUS_CSI2_1_LANE; - - switch (pdata->type) { - case SH_CSI2C: - if (pdata->clients[i].lanes != 1) - csi2_flags |= V4L2_MBUS_CSI2_2_LANE; - break; - case SH_CSI2I: - switch (pdata->clients[i].lanes) { - default: - csi2_flags |= V4L2_MBUS_CSI2_4_LANE; - case 3: - csi2_flags |= V4L2_MBUS_CSI2_3_LANE; - case 2: - csi2_flags |= V4L2_MBUS_CSI2_2_LANE; - } - } - - cfg.type = V4L2_MBUS_CSI2; - ret = v4l2_subdev_call(client_sd, video, g_mbus_config, &cfg); - if (ret == -ENOIOCTLCMD) - common_flags = csi2_flags; - else if (!ret) - common_flags = soc_mbus_config_compatible(&cfg, - csi2_flags); - else - common_flags = 0; - - if (!common_flags) - return -EINVAL; - - /* All good: camera MIPI configuration supported */ - priv->mipi_flags = common_flags; priv->client = pdata->clients + i; - pm_runtime_get_sync(dev); - - sh_csi2_hwinit(priv); - return 0; } @@ -304,11 +324,18 @@ static int sh_csi2_probe(struct platform_device *pdev) /* Platform data specify the PHY, lanes, ECC, CRC */ struct sh_csi2_pdata *pdata = pdev->dev.platform_data; + if (!pdata) + return -EINVAL; + + priv = devm_kzalloc(&pdev->dev, sizeof(struct sh_csi2), GFP_KERNEL); + if (!priv) + return -ENOMEM; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); /* Interrupt unused so far */ irq = platform_get_irq(pdev, 0); - if (!res || (int)irq <= 0 || !pdata) { + if (!res || (int)irq <= 0) { dev_err(&pdev->dev, "Not enough CSI2 platform resources.\n"); return -ENODEV; } @@ -319,10 +346,6 @@ static int sh_csi2_probe(struct platform_device *pdev) return -EINVAL; } - priv = devm_kzalloc(&pdev->dev, sizeof(struct sh_csi2), GFP_KERNEL); - if (!priv) - return -ENOMEM; - priv->irq = irq; priv->base = devm_ioremap_resource(&pdev->dev, res); @@ -330,37 +353,35 @@ static int sh_csi2_probe(struct platform_device *pdev) return PTR_ERR(priv->base); priv->pdev = pdev; - platform_set_drvdata(pdev, priv); + priv->subdev.owner = THIS_MODULE; + priv->subdev.dev = &pdev->dev; + platform_set_drvdata(pdev, &priv->subdev); v4l2_subdev_init(&priv->subdev, &sh_csi2_subdev_ops); v4l2_set_subdevdata(&priv->subdev, &pdev->dev); snprintf(priv->subdev.name, V4L2_SUBDEV_NAME_SIZE, "%s.mipi-csi", - dev_name(pdata->v4l2_dev->dev)); - ret = v4l2_device_register_subdev(pdata->v4l2_dev, &priv->subdev); - dev_dbg(&pdev->dev, "%s(%p): ret(register_subdev) = %d\n", __func__, priv, ret); + dev_name(&pdev->dev)); + + ret = v4l2_async_register_subdev(&priv->subdev); if (ret < 0) - goto esdreg; + return ret; pm_runtime_enable(&pdev->dev); dev_dbg(&pdev->dev, "CSI2 probed.\n"); return 0; - -esdreg: - platform_set_drvdata(pdev, NULL); - - return ret; } static int sh_csi2_remove(struct platform_device *pdev) { - struct sh_csi2 *priv = platform_get_drvdata(pdev); + struct v4l2_subdev *subdev = platform_get_drvdata(pdev); + struct sh_csi2 *priv = container_of(subdev, struct sh_csi2, subdev); - v4l2_device_unregister_subdev(&priv->subdev); + v4l2_async_unregister_subdev(&priv->subdev); + v4l2_device_unregister_subdev(subdev); pm_runtime_disable(&pdev->dev); - platform_set_drvdata(pdev, NULL); return 0; } diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c index 3a4efbd..2dd0e52 100644 --- a/drivers/media/platform/soc_camera/soc_camera.c +++ b/drivers/media/platform/soc_camera/soc_camera.c @@ -21,21 +21,23 @@ #include #include #include -#include #include +#include #include +#include #include #include -#include #include #include +#include +#include +#include #include #include #include #include #include -#include /* Default to VGA resolution */ #define DEFAULT_WIDTH 640 @@ -46,17 +48,39 @@ (icd)->vb_vidq.streaming : \ vb2_is_streaming(&(icd)->vb2_vidq)) +#define MAP_MAX_NUM 32 +static DECLARE_BITMAP(device_map, MAP_MAX_NUM); static LIST_HEAD(hosts); static LIST_HEAD(devices); -static DEFINE_MUTEX(list_lock); /* Protects the list of hosts */ +/* + * Protects lists and bitmaps of hosts and devices. + * Lock nesting: Ok to take ->host_lock under list_lock. + */ +static DEFINE_MUTEX(list_lock); + +struct soc_camera_async_client { + struct v4l2_async_subdev *sensor; + struct v4l2_async_notifier notifier; + struct platform_device *pdev; + struct list_head list; /* needed for clean up */ +}; + +static int soc_camera_video_start(struct soc_camera_device *icd); +static int video_dev_create(struct soc_camera_device *icd); -int soc_camera_power_on(struct device *dev, struct soc_camera_subdev_desc *ssdd) +int soc_camera_power_on(struct device *dev, struct soc_camera_subdev_desc *ssdd, + struct v4l2_clk *clk) { - int ret = regulator_bulk_enable(ssdd->num_regulators, + int ret = clk ? v4l2_clk_enable(clk) : 0; + if (ret < 0) { + dev_err(dev, "Cannot enable clock: %d\n", ret); + return ret; + } + ret = regulator_bulk_enable(ssdd->num_regulators, ssdd->regulators); if (ret < 0) { dev_err(dev, "Cannot enable regulators\n"); - return ret; + goto eregenable; } if (ssdd->power) { @@ -64,16 +88,25 @@ int soc_camera_power_on(struct device *dev, struct soc_camera_subdev_desc *ssdd) if (ret < 0) { dev_err(dev, "Platform failed to power-on the camera.\n"); - regulator_bulk_disable(ssdd->num_regulators, - ssdd->regulators); + goto epwron; } } + return 0; + +epwron: + regulator_bulk_disable(ssdd->num_regulators, + ssdd->regulators); +eregenable: + if (clk) + v4l2_clk_disable(clk); + return ret; } EXPORT_SYMBOL(soc_camera_power_on); -int soc_camera_power_off(struct device *dev, struct soc_camera_subdev_desc *ssdd) +int soc_camera_power_off(struct device *dev, struct soc_camera_subdev_desc *ssdd, + struct v4l2_clk *clk) { int ret = 0; int err; @@ -94,10 +127,21 @@ int soc_camera_power_off(struct device *dev, struct soc_camera_subdev_desc *ssdd ret = ret ? : err; } + if (clk) + v4l2_clk_disable(clk); + return ret; } EXPORT_SYMBOL(soc_camera_power_off); +int soc_camera_power_init(struct device *dev, struct soc_camera_subdev_desc *ssdd) +{ + + return devm_regulator_bulk_get(dev, ssdd->num_regulators, + ssdd->regulators); +} +EXPORT_SYMBOL(soc_camera_power_init); + static int __soc_camera_power_on(struct soc_camera_device *icd) { struct v4l2_subdev *sd = soc_camera_to_subdev(icd); @@ -235,7 +279,6 @@ static int soc_camera_enum_input(struct file *file, void *priv, /* default is camera */ inp->type = V4L2_INPUT_TYPE_CAMERA; - inp->std = V4L2_STD_UNKNOWN; strcpy(inp->name, "Camera"); return 0; @@ -505,6 +548,58 @@ static int soc_camera_set_fmt(struct soc_camera_device *icd, return ici->ops->set_bus_param(icd); } +static int soc_camera_add_device(struct soc_camera_device *icd) +{ + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + int ret; + + if (ici->icd) + return -EBUSY; + + if (!icd->clk) { + mutex_lock(&ici->clk_lock); + ret = ici->ops->clock_start(ici); + mutex_unlock(&ici->clk_lock); + if (ret < 0) + return ret; + } + + if (ici->ops->add) { + ret = ici->ops->add(icd); + if (ret < 0) + goto eadd; + } + + ici->icd = icd; + + return 0; + +eadd: + if (!icd->clk) { + mutex_lock(&ici->clk_lock); + ici->ops->clock_stop(ici); + mutex_unlock(&ici->clk_lock); + } + return ret; +} + +static void soc_camera_remove_device(struct soc_camera_device *icd) +{ + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + + if (WARN_ON(icd != ici->icd)) + return; + + if (ici->ops->remove) + ici->ops->remove(icd); + if (!icd->clk) { + mutex_lock(&ici->clk_lock); + ici->ops->clock_stop(ici); + mutex_unlock(&ici->clk_lock); + } + ici->icd = NULL; +} + static int soc_camera_open(struct file *file) { struct video_device *vdev = video_devdata(file); @@ -525,7 +620,7 @@ static int soc_camera_open(struct file *file) return -ENODEV; } - icd = dev_get_drvdata(vdev->parent); + icd = video_get_drvdata(vdev); ici = to_soc_camera_host(icd->parent); ret = try_module_get(ici->ops->owner) ? 0 : -ENODEV; @@ -568,7 +663,7 @@ static int soc_camera_open(struct file *file) if (sdesc->subdev_desc.reset) sdesc->subdev_desc.reset(icd->pdev); - ret = ici->ops->add(icd); + ret = soc_camera_add_device(icd); if (ret < 0) { dev_err(icd->pdev, "Couldn't activate the camera: %d\n", ret); goto eiciadd; @@ -610,8 +705,8 @@ static int soc_camera_open(struct file *file) return 0; /* - * First four errors are entered with the .host_lock held - * and use_count == 1 + * All errors are entered with the .host_lock held, first four also + * with use_count == 1 */ einitvb: esfmt: @@ -619,7 +714,7 @@ esfmt: eresume: __soc_camera_power_off(icd); epower: - ici->ops->remove(icd); + soc_camera_remove_device(icd); eiciadd: icd->use_count--; mutex_unlock(&ici->host_lock); @@ -645,7 +740,7 @@ static int soc_camera_close(struct file *file) vb2_queue_release(&icd->vb2_vidq); __soc_camera_power_off(icd); - ici->ops->remove(icd); + soc_camera_remove_device(icd); } if (icd->streamer == file) @@ -1036,76 +1131,225 @@ static int soc_camera_s_parm(struct file *file, void *fh, return -ENOIOCTLCMD; } -static int soc_camera_g_chip_ident(struct file *file, void *fh, - struct v4l2_dbg_chip_ident *id) +static int soc_camera_probe(struct soc_camera_host *ici, + struct soc_camera_device *icd); + +/* So far this function cannot fail */ +static void scan_add_host(struct soc_camera_host *ici) { - struct soc_camera_device *icd = file->private_data; - struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + struct soc_camera_device *icd; + + mutex_lock(&list_lock); + + list_for_each_entry(icd, &devices, list) + if (icd->iface == ici->nr) { + struct soc_camera_desc *sdesc = to_soc_camera_desc(icd); + struct soc_camera_subdev_desc *ssdd = &sdesc->subdev_desc; + + /* The camera could have been already on, try to reset */ + if (ssdd->reset) + ssdd->reset(icd->pdev); - return v4l2_subdev_call(sd, core, g_chip_ident, id); + icd->parent = ici->v4l2_dev.dev; + + /* Ignore errors */ + soc_camera_probe(ici, icd); + } + + mutex_unlock(&list_lock); } -#ifdef CONFIG_VIDEO_ADV_DEBUG -static int soc_camera_g_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg) +/* + * It is invalid to call v4l2_clk_enable() after a successful probing + * asynchronously outside of V4L2 operations, i.e. with .host_lock not held. + */ +static int soc_camera_clk_enable(struct v4l2_clk *clk) { - struct soc_camera_device *icd = file->private_data; - struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + struct soc_camera_device *icd = clk->priv; + struct soc_camera_host *ici; + int ret; + + if (!icd || !icd->parent) + return -ENODEV; + + ici = to_soc_camera_host(icd->parent); + + if (!try_module_get(ici->ops->owner)) + return -ENODEV; - return v4l2_subdev_call(sd, core, g_register, reg); + /* + * If a different client is currently being probed, the host will tell + * you to go + */ + mutex_lock(&ici->clk_lock); + ret = ici->ops->clock_start(ici); + mutex_unlock(&ici->clk_lock); + return ret; } -static int soc_camera_s_register(struct file *file, void *fh, - const struct v4l2_dbg_register *reg) +static void soc_camera_clk_disable(struct v4l2_clk *clk) { - struct soc_camera_device *icd = file->private_data; - struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + struct soc_camera_device *icd = clk->priv; + struct soc_camera_host *ici; + + if (!icd || !icd->parent) + return; + + ici = to_soc_camera_host(icd->parent); + + mutex_lock(&ici->clk_lock); + ici->ops->clock_stop(ici); + mutex_unlock(&ici->clk_lock); - return v4l2_subdev_call(sd, core, s_register, reg); + module_put(ici->ops->owner); } -#endif -static int soc_camera_probe(struct soc_camera_device *icd); +/* + * Eventually, it would be more logical to make the respective host the clock + * owner, but then we would have to copy this struct for each ici. Besides, it + * would introduce the circular dependency problem, unless we port all client + * drivers to release the clock, when not in use. + */ +static const struct v4l2_clk_ops soc_camera_clk_ops = { + .owner = THIS_MODULE, + .enable = soc_camera_clk_enable, + .disable = soc_camera_clk_disable, +}; -/* So far this function cannot fail */ -static void scan_add_host(struct soc_camera_host *ici) +static int soc_camera_dyn_pdev(struct soc_camera_desc *sdesc, + struct soc_camera_async_client *sasc) { - struct soc_camera_device *icd; + struct platform_device *pdev; + int ret, i; mutex_lock(&list_lock); + i = find_first_zero_bit(device_map, MAP_MAX_NUM); + if (i < MAP_MAX_NUM) + set_bit(i, device_map); + mutex_unlock(&list_lock); + if (i >= MAP_MAX_NUM) + return -ENOMEM; - list_for_each_entry(icd, &devices, list) { - if (icd->iface == ici->nr) { - icd->parent = ici->v4l2_dev.dev; - soc_camera_probe(icd); - } + pdev = platform_device_alloc("soc-camera-pdrv", i); + if (!pdev) + return -ENOMEM; + + ret = platform_device_add_data(pdev, sdesc, sizeof(*sdesc)); + if (ret < 0) { + platform_device_put(pdev); + return ret; } - mutex_unlock(&list_lock); + sasc->pdev = pdev; + + return 0; +} + +static struct soc_camera_device *soc_camera_add_pdev(struct soc_camera_async_client *sasc) +{ + struct platform_device *pdev = sasc->pdev; + int ret; + + ret = platform_device_add(pdev); + if (ret < 0 || !pdev->dev.driver) + return NULL; + + return platform_get_drvdata(pdev); +} + +/* Locking: called with .host_lock held */ +static int soc_camera_probe_finish(struct soc_camera_device *icd) +{ + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + struct v4l2_mbus_framefmt mf; + int ret; + + sd->grp_id = soc_camera_grp_id(icd); + v4l2_set_subdev_hostdata(sd, icd); + + ret = v4l2_ctrl_add_handler(&icd->ctrl_handler, sd->ctrl_handler, NULL); + if (ret < 0) + return ret; + + ret = soc_camera_add_device(icd); + if (ret < 0) { + dev_err(icd->pdev, "Couldn't activate the camera: %d\n", ret); + return ret; + } + + /* At this point client .probe() should have run already */ + ret = soc_camera_init_user_formats(icd); + if (ret < 0) + goto eusrfmt; + + icd->field = V4L2_FIELD_ANY; + + ret = soc_camera_video_start(icd); + if (ret < 0) + goto evidstart; + + /* Try to improve our guess of a reasonable window format */ + if (!v4l2_subdev_call(sd, video, g_mbus_fmt, &mf)) { + icd->user_width = mf.width; + icd->user_height = mf.height; + icd->colorspace = mf.colorspace; + icd->field = mf.field; + } + soc_camera_remove_device(icd); + + return 0; + +evidstart: + soc_camera_free_user_formats(icd); +eusrfmt: + soc_camera_remove_device(icd); + + return ret; } #ifdef CONFIG_I2C_BOARDINFO -static int soc_camera_init_i2c(struct soc_camera_device *icd, +static int soc_camera_i2c_init(struct soc_camera_device *icd, struct soc_camera_desc *sdesc) { struct i2c_client *client; - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + struct soc_camera_host *ici; struct soc_camera_host_desc *shd = &sdesc->host_desc; - struct i2c_adapter *adap = i2c_get_adapter(shd->i2c_adapter_id); + struct i2c_adapter *adap; struct v4l2_subdev *subdev; + char clk_name[V4L2_SUBDEV_NAME_SIZE]; + int ret; + /* First find out how we link the main client */ + if (icd->sasc) { + /* Async non-OF probing handled by the subdevice list */ + return -EPROBE_DEFER; + } + + ici = to_soc_camera_host(icd->parent); + adap = i2c_get_adapter(shd->i2c_adapter_id); if (!adap) { dev_err(icd->pdev, "Cannot get I2C adapter #%d. No driver?\n", shd->i2c_adapter_id); - goto ei2cga; + return -ENODEV; } shd->board_info->platform_data = &sdesc->subdev_desc; + snprintf(clk_name, sizeof(clk_name), "%d-%04x", + shd->i2c_adapter_id, shd->board_info->addr); + + icd->clk = v4l2_clk_register(&soc_camera_clk_ops, clk_name, "mclk", icd); + if (IS_ERR(icd->clk)) { + ret = PTR_ERR(icd->clk); + goto eclkreg; + } + subdev = v4l2_i2c_new_subdev_board(&ici->v4l2_dev, adap, shd->board_info, NULL); - if (!subdev) + if (!subdev) { + ret = -ENODEV; goto ei2cnd; + } client = v4l2_get_subdevdata(subdev); @@ -1114,39 +1358,203 @@ static int soc_camera_init_i2c(struct soc_camera_device *icd, return 0; ei2cnd: + v4l2_clk_unregister(icd->clk); +eclkreg: + icd->clk = NULL; i2c_put_adapter(adap); -ei2cga: - return -ENODEV; + return ret; } -static void soc_camera_free_i2c(struct soc_camera_device *icd) +static void soc_camera_i2c_free(struct soc_camera_device *icd) { struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd)); - struct i2c_adapter *adap = client->adapter; + struct i2c_adapter *adap; icd->control = NULL; + if (icd->sasc) + return; + + adap = client->adapter; v4l2_device_unregister_subdev(i2c_get_clientdata(client)); i2c_unregister_device(client); i2c_put_adapter(adap); + v4l2_clk_unregister(icd->clk); + icd->clk = NULL; +} + +/* + * V4L2 asynchronous notifier callbacks. They are all called under a v4l2-async + * internal global mutex, therefore cannot race against other asynchronous + * events. Until notifier->complete() (soc_camera_async_complete()) is called, + * the video device node is not registered and no V4L fops can occur. Unloading + * of the host driver also calls a v4l2-async function, so also there we're + * protected. + */ +static int soc_camera_async_bound(struct v4l2_async_notifier *notifier, + struct v4l2_subdev *sd, + struct v4l2_async_subdev *asd) +{ + struct soc_camera_async_client *sasc = container_of(notifier, + struct soc_camera_async_client, notifier); + struct soc_camera_device *icd = platform_get_drvdata(sasc->pdev); + + if (asd == sasc->sensor && !WARN_ON(icd->control)) { + struct i2c_client *client = v4l2_get_subdevdata(sd); + + /* + * Only now we get subdevice-specific information like + * regulators, flags, callbacks, etc. + */ + if (client) { + struct soc_camera_desc *sdesc = to_soc_camera_desc(icd); + struct soc_camera_subdev_desc *ssdd = + soc_camera_i2c_to_desc(client); + if (ssdd) { + memcpy(&sdesc->subdev_desc, ssdd, + sizeof(sdesc->subdev_desc)); + if (ssdd->reset) + ssdd->reset(icd->pdev); + } + + icd->control = &client->dev; + } + } + + return 0; +} + +static void soc_camera_async_unbind(struct v4l2_async_notifier *notifier, + struct v4l2_subdev *sd, + struct v4l2_async_subdev *asd) +{ + struct soc_camera_async_client *sasc = container_of(notifier, + struct soc_camera_async_client, notifier); + struct soc_camera_device *icd = platform_get_drvdata(sasc->pdev); + + if (icd->clk) { + v4l2_clk_unregister(icd->clk); + icd->clk = NULL; + } +} + +static int soc_camera_async_complete(struct v4l2_async_notifier *notifier) +{ + struct soc_camera_async_client *sasc = container_of(notifier, + struct soc_camera_async_client, notifier); + struct soc_camera_device *icd = platform_get_drvdata(sasc->pdev); + + if (to_soc_camera_control(icd)) { + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + int ret; + + mutex_lock(&list_lock); + ret = soc_camera_probe(ici, icd); + mutex_unlock(&list_lock); + if (ret < 0) + return ret; + } + + return 0; +} + +static int scan_async_group(struct soc_camera_host *ici, + struct v4l2_async_subdev **asd, unsigned int size) +{ + struct soc_camera_async_subdev *sasd; + struct soc_camera_async_client *sasc; + struct soc_camera_device *icd; + struct soc_camera_desc sdesc = {.host_desc.bus_id = ici->nr,}; + char clk_name[V4L2_SUBDEV_NAME_SIZE]; + int ret, i; + + /* First look for a sensor */ + for (i = 0; i < size; i++) { + sasd = container_of(asd[i], struct soc_camera_async_subdev, asd); + if (sasd->role == SOCAM_SUBDEV_DATA_SOURCE) + break; + } + + if (i == size || asd[i]->bus_type != V4L2_ASYNC_BUS_I2C) { + /* All useless */ + dev_err(ici->v4l2_dev.dev, "No I2C data source found!\n"); + return -ENODEV; + } + + /* Or shall this be managed by the soc-camera device? */ + sasc = devm_kzalloc(ici->v4l2_dev.dev, sizeof(*sasc), GFP_KERNEL); + if (!sasc) + return -ENOMEM; + + /* HACK: just need a != NULL */ + sdesc.host_desc.board_info = ERR_PTR(-ENODATA); + + ret = soc_camera_dyn_pdev(&sdesc, sasc); + if (ret < 0) + return ret; + + sasc->sensor = &sasd->asd; + + icd = soc_camera_add_pdev(sasc); + if (!icd) { + platform_device_put(sasc->pdev); + return -ENOMEM; + } + + sasc->notifier.subdev = asd; + sasc->notifier.num_subdevs = size; + sasc->notifier.bound = soc_camera_async_bound; + sasc->notifier.unbind = soc_camera_async_unbind; + sasc->notifier.complete = soc_camera_async_complete; + + icd->sasc = sasc; + icd->parent = ici->v4l2_dev.dev; + + snprintf(clk_name, sizeof(clk_name), "%d-%04x", + sasd->asd.match.i2c.adapter_id, sasd->asd.match.i2c.address); + + icd->clk = v4l2_clk_register(&soc_camera_clk_ops, clk_name, "mclk", icd); + if (IS_ERR(icd->clk)) { + ret = PTR_ERR(icd->clk); + goto eclkreg; + } + + ret = v4l2_async_notifier_register(&ici->v4l2_dev, &sasc->notifier); + if (!ret) + return 0; + + v4l2_clk_unregister(icd->clk); +eclkreg: + icd->clk = NULL; + platform_device_unregister(sasc->pdev); + dev_err(ici->v4l2_dev.dev, "group probe failed: %d\n", ret); + + return ret; +} + +static void scan_async_host(struct soc_camera_host *ici) +{ + struct v4l2_async_subdev **asd; + int j; + + for (j = 0, asd = ici->asd; ici->asd_sizes[j]; j++) { + scan_async_group(ici, asd, ici->asd_sizes[j]); + asd += ici->asd_sizes[j]; + } } #else -#define soc_camera_init_i2c(icd, sdesc) (-ENODEV) -#define soc_camera_free_i2c(icd) do {} while (0) +#define soc_camera_i2c_init(icd, sdesc) (-ENODEV) +#define soc_camera_i2c_free(icd) do {} while (0) +#define scan_async_host(ici) do {} while (0) #endif -static int soc_camera_video_start(struct soc_camera_device *icd); -static int video_dev_create(struct soc_camera_device *icd); /* Called during host-driver probe */ -static int soc_camera_probe(struct soc_camera_device *icd) +static int soc_camera_probe(struct soc_camera_host *ici, + struct soc_camera_device *icd) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct soc_camera_desc *sdesc = to_soc_camera_desc(icd); struct soc_camera_host_desc *shd = &sdesc->host_desc; - struct soc_camera_subdev_desc *ssdd = &sdesc->subdev_desc; struct device *control = NULL; - struct v4l2_subdev *sd; - struct v4l2_mbus_framefmt mf; int ret; dev_info(icd->pdev, "Probing %s\n", dev_name(icd->pdev)); @@ -1162,30 +1570,32 @@ static int soc_camera_probe(struct soc_camera_device *icd) if (ret < 0) return ret; - /* The camera could have been already on, try to reset */ - if (ssdd->reset) - ssdd->reset(icd->pdev); - - mutex_lock(&ici->host_lock); - ret = ici->ops->add(icd); - mutex_unlock(&ici->host_lock); - if (ret < 0) - goto eadd; - /* Must have icd->vdev before registering the device */ ret = video_dev_create(icd); if (ret < 0) goto evdc; + /* + * ..._video_start() will create a device node, video_register_device() + * itself is protected against concurrent open() calls, but we also have + * to protect our data also during client probing. + */ + /* Non-i2c cameras, e.g., soc_camera_platform, have no board_info */ if (shd->board_info) { - ret = soc_camera_init_i2c(icd, sdesc); - if (ret < 0) - goto eadddev; + ret = soc_camera_i2c_init(icd, sdesc); + if (ret < 0 && ret != -EPROBE_DEFER) + goto eadd; } else if (!shd->add_device || !shd->del_device) { ret = -EINVAL; - goto eadddev; + goto eadd; } else { + mutex_lock(&ici->clk_lock); + ret = ici->ops->clock_start(ici); + mutex_unlock(&ici->clk_lock); + if (ret < 0) + goto eadd; + if (shd->module_name) ret = request_module(shd->module_name); @@ -1206,81 +1616,49 @@ static int soc_camera_probe(struct soc_camera_device *icd) } } - sd = soc_camera_to_subdev(icd); - sd->grp_id = soc_camera_grp_id(icd); - v4l2_set_subdev_hostdata(sd, icd); - - ret = v4l2_ctrl_add_handler(&icd->ctrl_handler, sd->ctrl_handler, NULL); - if (ret < 0) - goto ectrl; - - /* At this point client .probe() should have run already */ - ret = soc_camera_init_user_formats(icd); - if (ret < 0) - goto eiufmt; - - icd->field = V4L2_FIELD_ANY; - - /* - * ..._video_start() will create a device node, video_register_device() - * itself is protected against concurrent open() calls, but we also have - * to protect our data. - */ mutex_lock(&ici->host_lock); - - ret = soc_camera_video_start(icd); - if (ret < 0) - goto evidstart; - - /* Try to improve our guess of a reasonable window format */ - if (!v4l2_subdev_call(sd, video, g_mbus_fmt, &mf)) { - icd->user_width = mf.width; - icd->user_height = mf.height; - icd->colorspace = mf.colorspace; - icd->field = mf.field; - } - - ici->ops->remove(icd); - + ret = soc_camera_probe_finish(icd); mutex_unlock(&ici->host_lock); + if (ret < 0) + goto efinish; return 0; -evidstart: - mutex_unlock(&ici->host_lock); - soc_camera_free_user_formats(icd); -eiufmt: -ectrl: +efinish: if (shd->board_info) { - soc_camera_free_i2c(icd); + soc_camera_i2c_free(icd); } else { shd->del_device(icd); module_put(control->driver->owner); - } enodrv: eadddev: + mutex_lock(&ici->clk_lock); + ici->ops->clock_stop(ici); + mutex_unlock(&ici->clk_lock); + } +eadd: video_device_release(icd->vdev); icd->vdev = NULL; + if (icd->vdev) { + video_device_release(icd->vdev); + icd->vdev = NULL; + } evdc: - mutex_lock(&ici->host_lock); - ici->ops->remove(icd); - mutex_unlock(&ici->host_lock); -eadd: v4l2_ctrl_handler_free(&icd->ctrl_handler); return ret; } /* * This is called on device_unregister, which only means we have to disconnect - * from the host, but not remove ourselves from the device list + * from the host, but not remove ourselves from the device list. With + * asynchronous client probing this can also be called without + * soc_camera_probe_finish() having run. Careful with clean up. */ static int soc_camera_remove(struct soc_camera_device *icd) { struct soc_camera_desc *sdesc = to_soc_camera_desc(icd); struct video_device *vdev = icd->vdev; - BUG_ON(!icd->parent); - v4l2_ctrl_handler_free(&icd->ctrl_handler); if (vdev) { video_unregister_device(vdev); @@ -1288,15 +1666,27 @@ static int soc_camera_remove(struct soc_camera_device *icd) } if (sdesc->host_desc.board_info) { - soc_camera_free_i2c(icd); + soc_camera_i2c_free(icd); } else { - struct device_driver *drv = to_soc_camera_control(icd)->driver; + struct device *dev = to_soc_camera_control(icd); + struct device_driver *drv = dev ? dev->driver : NULL; if (drv) { sdesc->host_desc.del_device(icd); module_put(drv->owner); } } - soc_camera_free_user_formats(icd); + + if (icd->num_user_formats) + soc_camera_free_user_formats(icd); + + if (icd->clk) { + /* For the synchronous case */ + v4l2_clk_unregister(icd->clk); + icd->clk = NULL; + } + + if (icd->sasc) + platform_device_unregister(icd->sasc->pdev); return 0; } @@ -1372,8 +1762,8 @@ int soc_camera_host_register(struct soc_camera_host *ici) ((!ici->ops->init_videobuf || !ici->ops->reqbufs) && !ici->ops->init_videobuf2) || - !ici->ops->add || - !ici->ops->remove || + !ici->ops->clock_start || + !ici->ops->clock_stop || !ici->ops->poll || !ici->v4l2_dev.dev) return -EINVAL; @@ -1407,7 +1797,18 @@ int soc_camera_host_register(struct soc_camera_host *ici) mutex_unlock(&list_lock); mutex_init(&ici->host_lock); - scan_add_host(ici); + mutex_init(&ici->clk_lock); + + if (ici->asd_sizes) + /* + * No OF, host with a list of subdevices. Don't try to mix + * modes by initialising some groups statically and some + * dynamically! + */ + scan_async_host(ici); + else + /* Legacy: static platform devices from board data */ + scan_add_host(ici); return 0; @@ -1420,13 +1821,30 @@ EXPORT_SYMBOL(soc_camera_host_register); /* Unregister all clients! */ void soc_camera_host_unregister(struct soc_camera_host *ici) { - struct soc_camera_device *icd; + struct soc_camera_device *icd, *tmp; + struct soc_camera_async_client *sasc; + LIST_HEAD(notifiers); mutex_lock(&list_lock); - list_del(&ici->list); list_for_each_entry(icd, &devices, list) - if (icd->iface == ici->nr && to_soc_camera_control(icd)) + if (icd->iface == ici->nr && icd->sasc) { + /* as long as we hold the device, sasc won't be freed */ + get_device(icd->pdev); + list_add(&icd->sasc->list, ¬ifiers); + } + mutex_unlock(&list_lock); + + list_for_each_entry(sasc, ¬ifiers, list) { + /* Must call unlocked to avoid AB-BA dead-lock */ + v4l2_async_notifier_unregister(&sasc->notifier); + put_device(&sasc->pdev->dev); + } + + mutex_lock(&list_lock); + + list_for_each_entry_safe(icd, tmp, &devices, list) + if (icd->iface == ici->nr) soc_camera_remove(icd); mutex_unlock(&list_lock); @@ -1441,6 +1859,7 @@ static int soc_camera_device_register(struct soc_camera_device *icd) struct soc_camera_device *ix; int num = -1, i; + mutex_lock(&list_lock); for (i = 0; i < 256 && num < 0; i++) { num = i; /* Check if this index is available on this interface */ @@ -1452,18 +1871,34 @@ static int soc_camera_device_register(struct soc_camera_device *icd) } } - if (num < 0) + if (num < 0) { /* * ok, we have 256 cameras on this host... * man, stay reasonable... */ + mutex_unlock(&list_lock); return -ENOMEM; + } icd->devnum = num; icd->use_count = 0; icd->host_priv = NULL; + /* + * Dynamically allocated devices set the bit earlier, but it doesn't hurt setting + * it again + */ + i = to_platform_device(icd->pdev)->id; + if (i < 0) + /* One static (legacy) soc-camera platform device */ + i = 0; + if (i >= MAP_MAX_NUM) { + mutex_unlock(&list_lock); + return -EBUSY; + } + set_bit(i, device_map); list_add_tail(&icd->list, &devices); + mutex_unlock(&list_lock); return 0; } @@ -1495,11 +1930,6 @@ static const struct v4l2_ioctl_ops soc_camera_ioctl_ops = { .vidioc_s_selection = soc_camera_s_selection, .vidioc_g_parm = soc_camera_g_parm, .vidioc_s_parm = soc_camera_s_parm, - .vidioc_g_chip_ident = soc_camera_g_chip_ident, -#ifdef CONFIG_VIDEO_ADV_DEBUG - .vidioc_g_register = soc_camera_g_register, - .vidioc_s_register = soc_camera_s_register, -#endif }; static int video_dev_create(struct soc_camera_device *icd) @@ -1512,12 +1942,10 @@ static int video_dev_create(struct soc_camera_device *icd) strlcpy(vdev->name, ici->drv_name, sizeof(vdev->name)); - vdev->parent = icd->pdev; - vdev->current_norm = V4L2_STD_UNKNOWN; + vdev->v4l2_dev = &ici->v4l2_dev; vdev->fops = &soc_camera_fops; vdev->ioctl_ops = &soc_camera_ioctl_ops; vdev->release = video_device_release; - vdev->tvnorms = V4L2_STD_UNKNOWN; vdev->ctrl_handler = &icd->ctrl_handler; vdev->lock = &ici->host_lock; @@ -1537,6 +1965,7 @@ static int soc_camera_video_start(struct soc_camera_device *icd) if (!icd->parent) return -ENODEV; + video_set_drvdata(icd->vdev, icd); ret = video_register_device(icd->vdev, VFL_TYPE_GRABBER, -1); if (ret < 0) { dev_err(icd->pdev, "video_register_device failed: %d\n", ret); @@ -1563,6 +1992,12 @@ static int soc_camera_pdrv_probe(struct platform_device *pdev) if (!icd) return -ENOMEM; + /* + * In the asynchronous case ssdd->num_regulators == 0 yet, so, the below + * regulator allocation is a dummy. They will be really requested later + * in soc_camera_async_bind(). Also note, that in that case regulators + * are attached to the I2C device and not to the camera platform device. + */ ret = devm_regulator_bulk_get(&pdev->dev, ssdd->num_regulators, ssdd->regulators); if (ret < 0) @@ -1587,11 +2022,25 @@ static int soc_camera_pdrv_probe(struct platform_device *pdev) static int soc_camera_pdrv_remove(struct platform_device *pdev) { struct soc_camera_device *icd = platform_get_drvdata(pdev); + int i; if (!icd) return -EINVAL; - list_del(&icd->list); + i = pdev->id; + if (i < 0) + i = 0; + + /* + * In synchronous mode with static platform devices this is called in a + * loop from drivers/base/dd.c::driver_detach(), no parallel execution, + * no need to lock. In asynchronous case the caller - + * soc_camera_host_unregister() - already holds the lock + */ + if (test_bit(i, device_map)) { + clear_bit(i, device_map); + list_del(&icd->list); + } return 0; } diff --git a/drivers/media/platform/soc_camera/soc_camera_platform.c b/drivers/media/platform/soc_camera/soc_camera_platform.c index 1b7a88c..ceaddfb 100644 --- a/drivers/media/platform/soc_camera/soc_camera_platform.c +++ b/drivers/media/platform/soc_camera/soc_camera_platform.c @@ -54,7 +54,7 @@ static int soc_camera_platform_s_power(struct v4l2_subdev *sd, int on) { struct soc_camera_platform_info *p = v4l2_get_subdevdata(sd); - return soc_camera_set_power(p->icd->control, &p->icd->sdesc->subdev_desc, on); + return soc_camera_set_power(p->icd->control, &p->icd->sdesc->subdev_desc, NULL, on); } static struct v4l2_subdev_core_ops platform_subdev_core_ops = { @@ -137,7 +137,6 @@ static int soc_camera_platform_probe(struct platform_device *pdev) struct soc_camera_platform_priv *priv; struct soc_camera_platform_info *p = pdev->dev.platform_data; struct soc_camera_device *icd; - int ret; if (!p) return -EINVAL; @@ -165,15 +164,7 @@ static int soc_camera_platform_probe(struct platform_device *pdev) v4l2_set_subdevdata(&priv->subdev, p); strncpy(priv->subdev.name, dev_name(&pdev->dev), V4L2_SUBDEV_NAME_SIZE); - ret = v4l2_device_register_subdev(&ici->v4l2_dev, &priv->subdev); - if (ret) - goto evdrs; - - return ret; - -evdrs: - platform_set_drvdata(pdev, NULL); - return ret; + return v4l2_device_register_subdev(&ici->v4l2_dev, &priv->subdev); } static int soc_camera_platform_remove(struct platform_device *pdev) @@ -183,7 +174,6 @@ static int soc_camera_platform_remove(struct platform_device *pdev) p->icd->control = NULL; v4l2_device_unregister_subdev(&priv->subdev); - platform_set_drvdata(pdev, NULL); return 0; } diff --git a/drivers/media/platform/soc_camera/soc_scale_crop.c b/drivers/media/platform/soc_camera/soc_scale_crop.c new file mode 100644 index 0000000..cbd3a34 --- /dev/null +++ b/drivers/media/platform/soc_camera/soc_scale_crop.c @@ -0,0 +1,402 @@ +/* + * soc-camera generic scaling-cropping manipulation functions + * + * Copyright (C) 2013 Guennadi Liakhovetski + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include +#include + +#include +#include + +#include "soc_scale_crop.h" + +#ifdef DEBUG_GEOMETRY +#define dev_geo dev_info +#else +#define dev_geo dev_dbg +#endif + +/* Check if any dimension of r1 is smaller than respective one of r2 */ +static bool is_smaller(const struct v4l2_rect *r1, const struct v4l2_rect *r2) +{ + return r1->width < r2->width || r1->height < r2->height; +} + +/* Check if r1 fails to cover r2 */ +static bool is_inside(const struct v4l2_rect *r1, const struct v4l2_rect *r2) +{ + return r1->left > r2->left || r1->top > r2->top || + r1->left + r1->width < r2->left + r2->width || + r1->top + r1->height < r2->top + r2->height; +} + +/* Get and store current client crop */ +int soc_camera_client_g_rect(struct v4l2_subdev *sd, struct v4l2_rect *rect) +{ + struct v4l2_crop crop; + struct v4l2_cropcap cap; + int ret; + + crop.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + + ret = v4l2_subdev_call(sd, video, g_crop, &crop); + if (!ret) { + *rect = crop.c; + return ret; + } + + /* Camera driver doesn't support .g_crop(), assume default rectangle */ + cap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + + ret = v4l2_subdev_call(sd, video, cropcap, &cap); + if (!ret) + *rect = cap.defrect; + + return ret; +} +EXPORT_SYMBOL(soc_camera_client_g_rect); + +/* Client crop has changed, update our sub-rectangle to remain within the area */ +static void update_subrect(struct v4l2_rect *rect, struct v4l2_rect *subrect) +{ + if (rect->width < subrect->width) + subrect->width = rect->width; + + if (rect->height < subrect->height) + subrect->height = rect->height; + + if (rect->left > subrect->left) + subrect->left = rect->left; + else if (rect->left + rect->width > + subrect->left + subrect->width) + subrect->left = rect->left + rect->width - + subrect->width; + + if (rect->top > subrect->top) + subrect->top = rect->top; + else if (rect->top + rect->height > + subrect->top + subrect->height) + subrect->top = rect->top + rect->height - + subrect->height; +} + +/* + * The common for both scaling and cropping iterative approach is: + * 1. try if the client can produce exactly what requested by the user + * 2. if (1) failed, try to double the client image until we get one big enough + * 3. if (2) failed, try to request the maximum image + */ +int soc_camera_client_s_crop(struct v4l2_subdev *sd, + struct v4l2_crop *crop, struct v4l2_crop *cam_crop, + struct v4l2_rect *target_rect, struct v4l2_rect *subrect) +{ + struct v4l2_rect *rect = &crop->c, *cam_rect = &cam_crop->c; + struct device *dev = sd->v4l2_dev->dev; + struct v4l2_cropcap cap; + int ret; + unsigned int width, height; + + v4l2_subdev_call(sd, video, s_crop, crop); + ret = soc_camera_client_g_rect(sd, cam_rect); + if (ret < 0) + return ret; + + /* + * Now cam_crop contains the current camera input rectangle, and it must + * be within camera cropcap bounds + */ + if (!memcmp(rect, cam_rect, sizeof(*rect))) { + /* Even if camera S_CROP failed, but camera rectangle matches */ + dev_dbg(dev, "Camera S_CROP successful for %dx%d@%d:%d\n", + rect->width, rect->height, rect->left, rect->top); + *target_rect = *cam_rect; + return 0; + } + + /* Try to fix cropping, that camera hasn't managed to set */ + dev_geo(dev, "Fix camera S_CROP for %dx%d@%d:%d to %dx%d@%d:%d\n", + cam_rect->width, cam_rect->height, + cam_rect->left, cam_rect->top, + rect->width, rect->height, rect->left, rect->top); + + /* We need sensor maximum rectangle */ + ret = v4l2_subdev_call(sd, video, cropcap, &cap); + if (ret < 0) + return ret; + + /* Put user requested rectangle within sensor bounds */ + soc_camera_limit_side(&rect->left, &rect->width, cap.bounds.left, 2, + cap.bounds.width); + soc_camera_limit_side(&rect->top, &rect->height, cap.bounds.top, 4, + cap.bounds.height); + + /* + * Popular special case - some cameras can only handle fixed sizes like + * QVGA, VGA,... Take care to avoid infinite loop. + */ + width = max(cam_rect->width, 2); + height = max(cam_rect->height, 2); + + /* + * Loop as long as sensor is not covering the requested rectangle and + * is still within its bounds + */ + while (!ret && (is_smaller(cam_rect, rect) || + is_inside(cam_rect, rect)) && + (cap.bounds.width > width || cap.bounds.height > height)) { + + width *= 2; + height *= 2; + + cam_rect->width = width; + cam_rect->height = height; + + /* + * We do not know what capabilities the camera has to set up + * left and top borders. We could try to be smarter in iterating + * them, e.g., if camera current left is to the right of the + * target left, set it to the middle point between the current + * left and minimum left. But that would add too much + * complexity: we would have to iterate each border separately. + * Instead we just drop to the left and top bounds. + */ + if (cam_rect->left > rect->left) + cam_rect->left = cap.bounds.left; + + if (cam_rect->left + cam_rect->width < rect->left + rect->width) + cam_rect->width = rect->left + rect->width - + cam_rect->left; + + if (cam_rect->top > rect->top) + cam_rect->top = cap.bounds.top; + + if (cam_rect->top + cam_rect->height < rect->top + rect->height) + cam_rect->height = rect->top + rect->height - + cam_rect->top; + + v4l2_subdev_call(sd, video, s_crop, cam_crop); + ret = soc_camera_client_g_rect(sd, cam_rect); + dev_geo(dev, "Camera S_CROP %d for %dx%d@%d:%d\n", ret, + cam_rect->width, cam_rect->height, + cam_rect->left, cam_rect->top); + } + + /* S_CROP must not modify the rectangle */ + if (is_smaller(cam_rect, rect) || is_inside(cam_rect, rect)) { + /* + * The camera failed to configure a suitable cropping, + * we cannot use the current rectangle, set to max + */ + *cam_rect = cap.bounds; + v4l2_subdev_call(sd, video, s_crop, cam_crop); + ret = soc_camera_client_g_rect(sd, cam_rect); + dev_geo(dev, "Camera S_CROP %d for max %dx%d@%d:%d\n", ret, + cam_rect->width, cam_rect->height, + cam_rect->left, cam_rect->top); + } + + if (!ret) { + *target_rect = *cam_rect; + update_subrect(target_rect, subrect); + } + + return ret; +} +EXPORT_SYMBOL(soc_camera_client_s_crop); + +/* Iterative s_mbus_fmt, also updates cached client crop on success */ +static int client_s_fmt(struct soc_camera_device *icd, + struct v4l2_rect *rect, struct v4l2_rect *subrect, + unsigned int max_width, unsigned int max_height, + struct v4l2_mbus_framefmt *mf, bool host_can_scale) +{ + struct v4l2_subdev *sd = soc_camera_to_subdev(icd); + struct device *dev = icd->parent; + unsigned int width = mf->width, height = mf->height, tmp_w, tmp_h; + struct v4l2_cropcap cap; + bool host_1to1; + int ret; + + ret = v4l2_device_call_until_err(sd->v4l2_dev, + soc_camera_grp_id(icd), video, + s_mbus_fmt, mf); + if (ret < 0) + return ret; + + dev_geo(dev, "camera scaled to %ux%u\n", mf->width, mf->height); + + if (width == mf->width && height == mf->height) { + /* Perfect! The client has done it all. */ + host_1to1 = true; + goto update_cache; + } + + host_1to1 = false; + if (!host_can_scale) + goto update_cache; + + cap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + + ret = v4l2_subdev_call(sd, video, cropcap, &cap); + if (ret < 0) + return ret; + + if (max_width > cap.bounds.width) + max_width = cap.bounds.width; + if (max_height > cap.bounds.height) + max_height = cap.bounds.height; + + /* Camera set a format, but geometry is not precise, try to improve */ + tmp_w = mf->width; + tmp_h = mf->height; + + /* width <= max_width && height <= max_height - guaranteed by try_fmt */ + while ((width > tmp_w || height > tmp_h) && + tmp_w < max_width && tmp_h < max_height) { + tmp_w = min(2 * tmp_w, max_width); + tmp_h = min(2 * tmp_h, max_height); + mf->width = tmp_w; + mf->height = tmp_h; + ret = v4l2_device_call_until_err(sd->v4l2_dev, + soc_camera_grp_id(icd), video, + s_mbus_fmt, mf); + dev_geo(dev, "Camera scaled to %ux%u\n", + mf->width, mf->height); + if (ret < 0) { + /* This shouldn't happen */ + dev_err(dev, "Client failed to set format: %d\n", ret); + return ret; + } + } + +update_cache: + /* Update cache */ + ret = soc_camera_client_g_rect(sd, rect); + if (ret < 0) + return ret; + + if (host_1to1) + *subrect = *rect; + else + update_subrect(rect, subrect); + + return 0; +} + +/** + * @icd - soc-camera device + * @rect - camera cropping window + * @subrect - part of rect, sent to the user + * @mf - in- / output camera output window + * @width - on input: max host input width + * on output: user width, mapped back to input + * @height - on input: max host input height + * on output: user height, mapped back to input + * @host_can_scale - host can scale this pixel format + * @shift - shift, used for scaling + */ +int soc_camera_client_scale(struct soc_camera_device *icd, + struct v4l2_rect *rect, struct v4l2_rect *subrect, + struct v4l2_mbus_framefmt *mf, + unsigned int *width, unsigned int *height, + bool host_can_scale, unsigned int shift) +{ + struct device *dev = icd->parent; + struct v4l2_mbus_framefmt mf_tmp = *mf; + unsigned int scale_h, scale_v; + int ret; + + /* + * 5. Apply iterative camera S_FMT for camera user window (also updates + * client crop cache and the imaginary sub-rectangle). + */ + ret = client_s_fmt(icd, rect, subrect, *width, *height, + &mf_tmp, host_can_scale); + if (ret < 0) + return ret; + + dev_geo(dev, "5: camera scaled to %ux%u\n", + mf_tmp.width, mf_tmp.height); + + /* 6. Retrieve camera output window (g_fmt) */ + + /* unneeded - it is already in "mf_tmp" */ + + /* 7. Calculate new client scales. */ + scale_h = soc_camera_calc_scale(rect->width, shift, mf_tmp.width); + scale_v = soc_camera_calc_scale(rect->height, shift, mf_tmp.height); + + mf->width = mf_tmp.width; + mf->height = mf_tmp.height; + mf->colorspace = mf_tmp.colorspace; + + /* + * 8. Calculate new host crop - apply camera scales to previously + * updated "effective" crop. + */ + *width = soc_camera_shift_scale(subrect->width, shift, scale_h); + *height = soc_camera_shift_scale(subrect->height, shift, scale_v); + + dev_geo(dev, "8: new client sub-window %ux%u\n", *width, *height); + + return 0; +} +EXPORT_SYMBOL(soc_camera_client_scale); + +/* + * Calculate real client output window by applying new scales to the current + * client crop. New scales are calculated from the requested output format and + * host crop, mapped backed onto the client input (subrect). + */ +void soc_camera_calc_client_output(struct soc_camera_device *icd, + struct v4l2_rect *rect, struct v4l2_rect *subrect, + const struct v4l2_pix_format *pix, struct v4l2_mbus_framefmt *mf, + unsigned int shift) +{ + struct device *dev = icd->parent; + unsigned int scale_v, scale_h; + + if (subrect->width == rect->width && + subrect->height == rect->height) { + /* No sub-cropping */ + mf->width = pix->width; + mf->height = pix->height; + return; + } + + /* 1.-2. Current camera scales and subwin - cached. */ + + dev_geo(dev, "2: subwin %ux%u@%u:%u\n", + subrect->width, subrect->height, + subrect->left, subrect->top); + + /* + * 3. Calculate new combined scales from input sub-window to requested + * user window. + */ + + /* + * TODO: CEU cannot scale images larger than VGA to smaller than SubQCIF + * (128x96) or larger than VGA. This and similar limitations have to be + * taken into account here. + */ + scale_h = soc_camera_calc_scale(subrect->width, shift, pix->width); + scale_v = soc_camera_calc_scale(subrect->height, shift, pix->height); + + dev_geo(dev, "3: scales %u:%u\n", scale_h, scale_v); + + /* + * 4. Calculate desired client output window by applying combined scales + * to client (real) input window. + */ + mf->width = soc_camera_shift_scale(rect->width, shift, scale_h); + mf->height = soc_camera_shift_scale(rect->height, shift, scale_v); +} +EXPORT_SYMBOL(soc_camera_calc_client_output); diff --git a/drivers/media/platform/soc_camera/soc_scale_crop.h b/drivers/media/platform/soc_camera/soc_scale_crop.h new file mode 100644 index 0000000..184a30d --- /dev/null +++ b/drivers/media/platform/soc_camera/soc_scale_crop.h @@ -0,0 +1,47 @@ +/* + * soc-camera generic scaling-cropping manipulation functions + * + * Copyright (C) 2013 Guennadi Liakhovetski + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef SOC_SCALE_CROP_H +#define SOC_SCALE_CROP_H + +#include + +struct soc_camera_device; + +struct v4l2_crop; +struct v4l2_mbus_framefmt; +struct v4l2_pix_format; +struct v4l2_rect; +struct v4l2_subdev; + +static inline unsigned int soc_camera_shift_scale(unsigned int size, + unsigned int shift, unsigned int scale) +{ + return DIV_ROUND_CLOSEST(size << shift, scale); +} + +#define soc_camera_calc_scale(in, shift, out) soc_camera_shift_scale(in, shift, out) + +int soc_camera_client_g_rect(struct v4l2_subdev *sd, struct v4l2_rect *rect); +int soc_camera_client_s_crop(struct v4l2_subdev *sd, + struct v4l2_crop *crop, struct v4l2_crop *cam_crop, + struct v4l2_rect *target_rect, struct v4l2_rect *subrect); +int soc_camera_client_scale(struct soc_camera_device *icd, + struct v4l2_rect *rect, struct v4l2_rect *subrect, + struct v4l2_mbus_framefmt *mf, + unsigned int *width, unsigned int *height, + bool host_can_scale, unsigned int shift); +void soc_camera_calc_client_output(struct soc_camera_device *icd, + struct v4l2_rect *rect, struct v4l2_rect *subrect, + const struct v4l2_pix_format *pix, struct v4l2_mbus_framefmt *mf, + unsigned int shift); + +#endif diff --git a/drivers/media/platform/timblogiw.c b/drivers/media/platform/timblogiw.c index a2f7bdd..b557caf 100644 --- a/drivers/media/platform/timblogiw.c +++ b/drivers/media/platform/timblogiw.c @@ -239,13 +239,12 @@ static int timblogiw_querycap(struct file *file, void *priv, struct video_device *vdev = video_devdata(file); dev_dbg(&vdev->dev, "%s: Entry\n", __func__); - memset(cap, 0, sizeof(*cap)); strncpy(cap->card, TIMBLOGIWIN_NAME, sizeof(cap->card)-1); strncpy(cap->driver, DRIVER_NAME, sizeof(cap->driver) - 1); - strlcpy(cap->bus_info, vdev->name, sizeof(cap->bus_info)); - cap->version = TIMBLOGIW_VERSION_CODE; - cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING | + snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s", vdev->name); + cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING | V4L2_CAP_READWRITE; + cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } @@ -834,11 +833,9 @@ static int timblogiw_probe(struct platform_device *pdev) goto err_request; } - return 0; err_request: - platform_set_drvdata(pdev, NULL); v4l2_device_unregister(&lw->v4l2_dev); err_register: kfree(lw); @@ -858,8 +855,6 @@ static int timblogiw_remove(struct platform_device *pdev) kfree(lw); - platform_set_drvdata(pdev, NULL); - return 0; } diff --git a/drivers/media/platform/via-camera.c b/drivers/media/platform/via-camera.c index a794cd6..b4f9d03 100644 --- a/drivers/media/platform/via-camera.c +++ b/drivers/media/platform/via-camera.c @@ -17,7 +17,6 @@ #include #include #include -#include #include #include #include @@ -805,20 +804,6 @@ static const struct v4l2_file_operations viacam_fops = { * The long list of v4l2 ioctl ops */ -static int viacam_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *ident) -{ - struct via_camera *cam = priv; - - ident->ident = V4L2_IDENT_NONE; - ident->revision = 0; - if (v4l2_chip_match_host(&ident->match)) { - ident->ident = V4L2_IDENT_VIA_VX855; - return 0; - } - return sensor_call(cam, core, g_chip_ident, ident); -} - /* * Only one input. */ @@ -852,6 +837,12 @@ static int viacam_s_std(struct file *filp, void *priv, v4l2_std_id std) return 0; } +static int viacam_g_std(struct file *filp, void *priv, v4l2_std_id *std) +{ + *std = V4L2_STD_NTSC_M; + return 0; +} + /* * Video format stuff. Here is our default format until * user space messes with things. @@ -1174,11 +1165,11 @@ static int viacam_enum_frameintervals(struct file *filp, void *priv, static const struct v4l2_ioctl_ops viacam_ioctl_ops = { - .vidioc_g_chip_ident = viacam_g_chip_ident, .vidioc_enum_input = viacam_enum_input, .vidioc_g_input = viacam_g_input, .vidioc_s_input = viacam_s_input, .vidioc_s_std = viacam_s_std, + .vidioc_g_std = viacam_g_std, .vidioc_enum_fmt_vid_cap = viacam_enum_fmt_vid_cap, .vidioc_try_fmt_vid_cap = viacam_try_fmt_vid_cap, .vidioc_g_fmt_vid_cap = viacam_g_fmt_vid_cap, @@ -1266,7 +1257,6 @@ static struct video_device viacam_v4l_template = { .name = "via-camera", .minor = -1, .tvnorms = V4L2_STD_NTSC_M, - .current_norm = V4L2_STD_NTSC_M, .fops = &viacam_fops, .ioctl_ops = &viacam_ioctl_ops, .release = video_device_release_empty, /* Check this */ diff --git a/drivers/media/radio/radio-keene.c b/drivers/media/radio/radio-keene.c index 4c9ae76..21db23b 100644 --- a/drivers/media/radio/radio-keene.c +++ b/drivers/media/radio/radio-keene.c @@ -93,7 +93,7 @@ static int keene_cmd_main(struct keene_device *radio, unsigned freq, bool play) /* If bit 4 is set, then tune to the frequency. If bit 3 is set, then unmute; if bit 2 is set, then mute. If bit 1 is set, then enter idle mode; if bit 0 is set, - then enter transit mode. + then enter transmit mode. */ radio->buffer[5] = (radio->muted ? 4 : 8) | (play ? 1 : 2) | (freq ? 0x10 : 0); @@ -350,7 +350,6 @@ static int usb_keene_probe(struct usb_interface *intf, radio->pa = 118; radio->tx = 0x32; radio->stereo = true; - radio->curfreq = 95.16 * FREQ_MUL; if (hdl->error) { retval = hdl->error; @@ -383,6 +382,10 @@ static int usb_keene_probe(struct usb_interface *intf, video_set_drvdata(&radio->vdev, radio); set_bit(V4L2_FL_USE_FH_PRIO, &radio->vdev.flags); + /* at least 11ms is needed in order to settle hardware */ + msleep(20); + keene_cmd_main(radio, 95.16 * FREQ_MUL, false); + retval = video_register_device(&radio->vdev, VFL_TYPE_RADIO, -1); if (retval < 0) { dev_err(&intf->dev, "could not register video device\n"); diff --git a/drivers/media/radio/radio-sf16fmi.c b/drivers/media/radio/radio-sf16fmi.c index adfcc61..6f4318f 100644 --- a/drivers/media/radio/radio-sf16fmi.c +++ b/drivers/media/radio/radio-sf16fmi.c @@ -27,6 +27,8 @@ #include /* outb, outb_p */ #include #include +#include +#include #include "lm7000.h" MODULE_AUTHOR("Petr Vandrovec, vandrove@vc.cvut.cz and M. Kirkwood"); @@ -44,10 +46,11 @@ module_param(radio_nr, int, 0); struct fmi { struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler hdl; struct video_device vdev; int io; bool mute; - unsigned long curfreq; /* freq in kHz */ + u32 curfreq; /* freq in kHz */ struct mutex lock; }; @@ -55,8 +58,8 @@ static struct fmi fmi_card; static struct pnp_dev *dev; bool pnp_attached; -#define RSF16_MINFREQ (87 * 16000) -#define RSF16_MAXFREQ (108 * 16000) +#define RSF16_MINFREQ (87U * 16000) +#define RSF16_MAXFREQ (108U * 16000) #define FMI_BIT_TUN_CE (1 << 0) #define FMI_BIT_TUN_CLK (1 << 1) @@ -115,13 +118,22 @@ static inline int fmi_getsigstr(struct fmi *fmi) return (res & 2) ? 0 : 0xFFFF; } +static void fmi_set_freq(struct fmi *fmi) +{ + fmi->curfreq = clamp(fmi->curfreq, RSF16_MINFREQ, RSF16_MAXFREQ); + /* rounding in steps of 800 to match the freq + that will be used */ + lm7000_set_freq((fmi->curfreq / 800) * 800, fmi, fmi_set_pins); +} + static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *v) { strlcpy(v->driver, "radio-sf16fmi", sizeof(v->driver)); strlcpy(v->card, "SF16-FMI/FMP/FMD radio", sizeof(v->card)); - strlcpy(v->bus_info, "ISA", sizeof(v->bus_info)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; + strlcpy(v->bus_info, "ISA:radio-sf16fmi", sizeof(v->bus_info)); + v->device_caps = V4L2_CAP_TUNER | V4L2_CAP_RADIO; + v->capabilities = v->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } @@ -157,12 +169,10 @@ static int vidioc_s_frequency(struct file *file, void *priv, if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) return -EINVAL; - if (f->frequency < RSF16_MINFREQ || - f->frequency > RSF16_MAXFREQ) - return -EINVAL; - /* rounding in steps of 800 to match the freq - that will be used */ - lm7000_set_freq((f->frequency / 800) * 800, fmi, fmi_set_pins); + + fmi->curfreq = f->frequency; + fmi_set_freq(fmi); + return 0; } @@ -178,74 +188,31 @@ static int vidioc_g_frequency(struct file *file, void *priv, return 0; } -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) +static int fmi_s_ctrl(struct v4l2_ctrl *ctrl) { - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1); - } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct fmi *fmi = video_drvdata(file); + struct fmi *fmi = container_of(ctrl->handler, struct fmi, hdl); switch (ctrl->id) { case V4L2_CID_AUDIO_MUTE: - ctrl->value = fmi->mute; - return 0; - } - return -EINVAL; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct fmi *fmi = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (ctrl->value) + if (ctrl->val) fmi_mute(fmi); else fmi_unmute(fmi); - fmi->mute = ctrl->value; + fmi->mute = ctrl->val; return 0; } return -EINVAL; } -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) -{ - return i ? -EINVAL : 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; - return 0; -} - -static int vidioc_s_audio(struct file *file, void *priv, - const struct v4l2_audio *a) -{ - return a->index ? -EINVAL : 0; -} +static const struct v4l2_ctrl_ops fmi_ctrl_ops = { + .s_ctrl = fmi_s_ctrl, +}; static const struct v4l2_file_operations fmi_fops = { .owner = THIS_MODULE, + .open = v4l2_fh_open, + .release = v4l2_fh_release, + .poll = v4l2_ctrl_poll, .unlocked_ioctl = video_ioctl2, }; @@ -253,15 +220,11 @@ static const struct v4l2_ioctl_ops fmi_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .vidioc_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, - .vidioc_g_audio = vidioc_g_audio, - .vidioc_s_audio = vidioc_s_audio, - .vidioc_g_input = vidioc_g_input, - .vidioc_s_input = vidioc_s_input, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, - .vidioc_queryctrl = vidioc_queryctrl, - .vidioc_g_ctrl = vidioc_g_ctrl, - .vidioc_s_ctrl = vidioc_s_ctrl, + .vidioc_log_status = v4l2_ctrl_log_status, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; /* ladis: this is my card. does any other types exist? */ @@ -311,6 +274,7 @@ static int __init fmi_init(void) { struct fmi *fmi = &fmi_card; struct v4l2_device *v4l2_dev = &fmi->v4l2_dev; + struct v4l2_ctrl_handler *hdl = &fmi->hdl; int res, i; int probe_ports[] = { 0, 0x284, 0x384 }; @@ -363,19 +327,35 @@ static int __init fmi_init(void) return res; } + v4l2_ctrl_handler_init(hdl, 1); + v4l2_ctrl_new_std(hdl, &fmi_ctrl_ops, + V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1); + v4l2_dev->ctrl_handler = hdl; + if (hdl->error) { + res = hdl->error; + v4l2_err(v4l2_dev, "Could not register controls\n"); + v4l2_ctrl_handler_free(hdl); + v4l2_device_unregister(v4l2_dev); + return res; + } + strlcpy(fmi->vdev.name, v4l2_dev->name, sizeof(fmi->vdev.name)); fmi->vdev.v4l2_dev = v4l2_dev; fmi->vdev.fops = &fmi_fops; fmi->vdev.ioctl_ops = &fmi_ioctl_ops; fmi->vdev.release = video_device_release_empty; + set_bit(V4L2_FL_USE_FH_PRIO, &fmi->vdev.flags); video_set_drvdata(&fmi->vdev, fmi); mutex_init(&fmi->lock); - /* mute card - prevents noisy bootups */ - fmi_mute(fmi); + /* mute card and set default frequency */ + fmi->mute = 1; + fmi->curfreq = RSF16_MINFREQ; + fmi_set_freq(fmi); if (video_register_device(&fmi->vdev, VFL_TYPE_RADIO, radio_nr) < 0) { + v4l2_ctrl_handler_free(hdl); v4l2_device_unregister(v4l2_dev); release_region(fmi->io, 2); if (pnp_attached) @@ -391,6 +371,7 @@ static void __exit fmi_exit(void) { struct fmi *fmi = &fmi_card; + v4l2_ctrl_handler_free(&fmi->hdl); video_unregister_device(&fmi->vdev); v4l2_device_unregister(&fmi->v4l2_dev); release_region(fmi->io, 2); diff --git a/drivers/media/radio/radio-si476x.c b/drivers/media/radio/radio-si476x.c index 9dc8baf..9c9084c 100644 --- a/drivers/media/radio/radio-si476x.c +++ b/drivers/media/radio/radio-si476x.c @@ -1018,16 +1018,6 @@ static int si476x_radio_s_ctrl(struct v4l2_ctrl *ctrl) return retval; } -static int si476x_radio_g_chip_ident(struct file *file, void *fh, - struct v4l2_dbg_chip_ident *chip) -{ - if (chip->match.type == V4L2_CHIP_MATCH_HOST && - v4l2_chip_match_host(&chip->match)) - return 0; - return -EINVAL; -} - - #ifdef CONFIG_VIDEO_ADV_DEBUG static int si476x_radio_g_register(struct file *file, void *fh, struct v4l2_dbg_register *reg) @@ -1203,7 +1193,6 @@ static const struct v4l2_ioctl_ops si4761_ioctl_ops = { .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, - .vidioc_g_chip_ident = si476x_radio_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = si476x_radio_g_register, .vidioc_s_register = si476x_radio_s_register, diff --git a/drivers/media/radio/radio-tea5764.c b/drivers/media/radio/radio-tea5764.c index 38d563d..036e2f5 100644 --- a/drivers/media/radio/radio-tea5764.c +++ b/drivers/media/radio/radio-tea5764.c @@ -39,6 +39,9 @@ #include /* I2C */ #include #include +#include +#include +#include #define DRIVER_VERSION "0.0.2" @@ -57,8 +60,8 @@ /* Frequency limits in MHz -- these are European values. For Japanese devices, that would be 76000 and 91000. */ -#define FREQ_MIN 87500 -#define FREQ_MAX 108000 +#define FREQ_MIN 87500U +#define FREQ_MAX 108000U #define FREQ_MUL 16 /* TEA5764 registers */ @@ -138,8 +141,10 @@ static int radio_nr = -1; static int use_xtal = RADIO_TEA5764_XTAL; struct tea5764_device { + struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler ctrl_handler; struct i2c_client *i2c_client; - struct video_device *videodev; + struct video_device vdev; struct tea5764_regs regs; struct mutex mutex; }; @@ -187,18 +192,6 @@ static int tea5764_i2c_write(struct tea5764_device *radio) return 0; } -/* V4L2 code related */ -static struct v4l2_queryctrl radio_qctrl[] = { - { - .id = V4L2_CID_AUDIO_MUTE, - .name = "Mute", - .minimum = 0, - .maximum = 1, - .default_value = 1, - .type = V4L2_CTRL_TYPE_BOOLEAN, - } -}; - static void tea5764_power_up(struct tea5764_device *radio) { struct tea5764_regs *r = &radio->regs; @@ -291,23 +284,19 @@ static void tea5764_mute(struct tea5764_device *radio, int on) tea5764_i2c_write(radio); } -static int tea5764_is_muted(struct tea5764_device *radio) -{ - return radio->regs.tnctrl & TEA5764_TNCTRL_MU; -} - /* V4L2 vidioc */ static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *v) { struct tea5764_device *radio = video_drvdata(file); - struct video_device *dev = radio->videodev; + struct video_device *dev = &radio->vdev; strlcpy(v->driver, dev->dev.driver->name, sizeof(v->driver)); strlcpy(v->card, dev->name, sizeof(v->card)); snprintf(v->bus_info, sizeof(v->bus_info), "I2C:%s", dev_name(&dev->dev)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; + v->device_caps = V4L2_CAP_TUNER | V4L2_CAP_RADIO; + v->capabilities = v->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } @@ -320,8 +309,7 @@ static int vidioc_g_tuner(struct file *file, void *priv, if (v->index > 0) return -EINVAL; - memset(v, 0, sizeof(*v)); - strcpy(v->name, "FM"); + strlcpy(v->name, "FM", sizeof(v->name)); v->type = V4L2_TUNER_RADIO; tea5764_i2c_read(radio); v->rangelow = FREQ_MIN * FREQ_MUL; @@ -354,19 +342,23 @@ static int vidioc_s_frequency(struct file *file, void *priv, const struct v4l2_frequency *f) { struct tea5764_device *radio = video_drvdata(file); + unsigned freq = f->frequency; if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) return -EINVAL; - if (f->frequency == 0) { + if (freq == 0) { /* We special case this as a power down control. */ tea5764_power_down(radio); - } - if (f->frequency < (FREQ_MIN * FREQ_MUL)) - return -EINVAL; - if (f->frequency > (FREQ_MAX * FREQ_MUL)) + /* Yes, that's what is returned in this case. This + whole special case is non-compliant and should really + be replaced with something better, but changing this + might well break code that depends on this behavior. + So we keep it as-is. */ return -EINVAL; + } + clamp(freq, FREQ_MIN * FREQ_MUL, FREQ_MAX * FREQ_MUL); tea5764_power_up(radio); - tea5764_tune(radio, (f->frequency * 125) / 2); + tea5764_tune(radio, (freq * 125) / 2); return 0; } @@ -379,7 +371,6 @@ static int vidioc_g_frequency(struct file *file, void *priv, if (f->tuner != 0) return -EINVAL; tea5764_i2c_read(radio); - memset(f, 0, sizeof(*f)); f->type = V4L2_TUNER_RADIO; if (r->tnctrl & TEA5764_TNCTRL_PUPD0) f->frequency = (tea5764_get_freq(radio) * 2) / 125; @@ -389,83 +380,29 @@ static int vidioc_g_frequency(struct file *file, void *priv, return 0; } -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) +static int tea5764_s_ctrl(struct v4l2_ctrl *ctrl) { - int i; - - for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) { - if (qc->id && qc->id == radio_qctrl[i].id) { - memcpy(qc, &(radio_qctrl[i]), sizeof(*qc)); - return 0; - } - } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct tea5764_device *radio = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - tea5764_i2c_read(radio); - ctrl->value = tea5764_is_muted(radio) ? 1 : 0; - return 0; - } - return -EINVAL; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct tea5764_device *radio = video_drvdata(file); + struct tea5764_device *radio = + container_of(ctrl->handler, struct tea5764_device, ctrl_handler); switch (ctrl->id) { case V4L2_CID_AUDIO_MUTE: - tea5764_mute(radio, ctrl->value); + tea5764_mute(radio, ctrl->val); return 0; } return -EINVAL; } -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) -{ - if (i != 0) - return -EINVAL; - return 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - if (a->index > 1) - return -EINVAL; - - strcpy(a->name, "Radio"); - a->capability = V4L2_AUDCAP_STEREO; - return 0; -} - -static int vidioc_s_audio(struct file *file, void *priv, - const struct v4l2_audio *a) -{ - if (a->index != 0) - return -EINVAL; - - return 0; -} +static const struct v4l2_ctrl_ops tea5764_ctrl_ops = { + .s_ctrl = tea5764_s_ctrl, +}; /* File system interface */ static const struct v4l2_file_operations tea5764_fops = { .owner = THIS_MODULE, + .open = v4l2_fh_open, + .release = v4l2_fh_release, + .poll = v4l2_ctrl_poll, .unlocked_ioctl = video_ioctl2, }; @@ -473,15 +410,11 @@ static const struct v4l2_ioctl_ops tea5764_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .vidioc_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, - .vidioc_g_audio = vidioc_g_audio, - .vidioc_s_audio = vidioc_s_audio, - .vidioc_g_input = vidioc_g_input, - .vidioc_s_input = vidioc_s_input, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, - .vidioc_queryctrl = vidioc_queryctrl, - .vidioc_g_ctrl = vidioc_g_ctrl, - .vidioc_s_ctrl = vidioc_s_ctrl, + .vidioc_log_status = v4l2_ctrl_log_status, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; /* V4L2 interface */ @@ -489,7 +422,7 @@ static struct video_device tea5764_radio_template = { .name = "TEA5764 FM-Radio", .fops = &tea5764_fops, .ioctl_ops = &tea5764_ioctl_ops, - .release = video_device_release, + .release = video_device_release_empty, }; /* I2C probe: check if the device exists and register with v4l if it is */ @@ -497,6 +430,8 @@ static int tea5764_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct tea5764_device *radio; + struct v4l2_device *v4l2_dev; + struct v4l2_ctrl_handler *hdl; struct tea5764_regs *r; int ret; @@ -505,31 +440,45 @@ static int tea5764_i2c_probe(struct i2c_client *client, if (!radio) return -ENOMEM; + v4l2_dev = &radio->v4l2_dev; + ret = v4l2_device_register(&client->dev, v4l2_dev); + if (ret < 0) { + v4l2_err(v4l2_dev, "could not register v4l2_device\n"); + goto errfr; + } + + hdl = &radio->ctrl_handler; + v4l2_ctrl_handler_init(hdl, 1); + v4l2_ctrl_new_std(hdl, &tea5764_ctrl_ops, + V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1); + v4l2_dev->ctrl_handler = hdl; + if (hdl->error) { + ret = hdl->error; + v4l2_err(v4l2_dev, "Could not register controls\n"); + goto errunreg; + } + mutex_init(&radio->mutex); radio->i2c_client = client; ret = tea5764_i2c_read(radio); if (ret) - goto errfr; + goto errunreg; r = &radio->regs; PDEBUG("chipid = %04X, manid = %04X", r->chipid, r->manid); if (r->chipid != TEA5764_CHIPID || (r->manid & 0x0fff) != TEA5764_MANID) { PWARN("This chip is not a TEA5764!"); ret = -EINVAL; - goto errfr; + goto errunreg; } - radio->videodev = video_device_alloc(); - if (!(radio->videodev)) { - ret = -ENOMEM; - goto errfr; - } - memcpy(radio->videodev, &tea5764_radio_template, - sizeof(tea5764_radio_template)); + radio->vdev = tea5764_radio_template; i2c_set_clientdata(client, radio); - video_set_drvdata(radio->videodev, radio); - radio->videodev->lock = &radio->mutex; + video_set_drvdata(&radio->vdev, radio); + radio->vdev.lock = &radio->mutex; + radio->vdev.v4l2_dev = v4l2_dev; + set_bit(V4L2_FL_USE_FH_PRIO, &radio->vdev.flags); /* initialize and power off the chip */ tea5764_i2c_read(radio); @@ -537,16 +486,17 @@ static int tea5764_i2c_probe(struct i2c_client *client, tea5764_mute(radio, 1); tea5764_power_down(radio); - ret = video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr); + ret = video_register_device(&radio->vdev, VFL_TYPE_RADIO, radio_nr); if (ret < 0) { PWARN("Could not register video device!"); - goto errrel; + goto errunreg; } PINFO("registered."); return 0; -errrel: - video_device_release(radio->videodev); +errunreg: + v4l2_ctrl_handler_free(hdl); + v4l2_device_unregister(v4l2_dev); errfr: kfree(radio); return ret; @@ -559,7 +509,9 @@ static int tea5764_i2c_remove(struct i2c_client *client) PDEBUG("remove"); if (radio) { tea5764_power_down(radio); - video_unregister_device(radio->videodev); + video_unregister_device(&radio->vdev); + v4l2_ctrl_handler_free(&radio->ctrl_handler); + v4l2_device_unregister(&radio->v4l2_dev); kfree(radio); } return 0; diff --git a/drivers/media/radio/radio-timb.c b/drivers/media/radio/radio-timb.c index bb7b143..0817964 100644 --- a/drivers/media/radio/radio-timb.c +++ b/drivers/media/radio/radio-timb.c @@ -19,6 +19,8 @@ #include #include #include +#include +#include #include #include #include @@ -44,7 +46,8 @@ static int timbradio_vidioc_querycap(struct file *file, void *priv, strlcpy(v->driver, DRIVER_NAME, sizeof(v->driver)); strlcpy(v->card, "Timberdale Radio", sizeof(v->card)); snprintf(v->bus_info, sizeof(v->bus_info), "platform:"DRIVER_NAME); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; + v->device_caps = V4L2_CAP_TUNER | V4L2_CAP_RADIO; + v->capabilities = v->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } @@ -62,34 +65,6 @@ static int timbradio_vidioc_s_tuner(struct file *file, void *priv, return v4l2_subdev_call(tr->sd_tuner, tuner, s_tuner, v); } -static int timbradio_vidioc_g_input(struct file *filp, void *priv, - unsigned int *i) -{ - *i = 0; - return 0; -} - -static int timbradio_vidioc_s_input(struct file *filp, void *priv, - unsigned int i) -{ - return i ? -EINVAL : 0; -} - -static int timbradio_vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; - return 0; -} - -static int timbradio_vidioc_s_audio(struct file *file, void *priv, - const struct v4l2_audio *a) -{ - return a->index ? -EINVAL : 0; -} - static int timbradio_vidioc_s_frequency(struct file *file, void *priv, const struct v4l2_frequency *f) { @@ -104,44 +79,22 @@ static int timbradio_vidioc_g_frequency(struct file *file, void *priv, return v4l2_subdev_call(tr->sd_tuner, tuner, g_frequency, f); } -static int timbradio_vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - struct timbradio *tr = video_drvdata(file); - return v4l2_subdev_call(tr->sd_dsp, core, queryctrl, qc); -} - -static int timbradio_vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct timbradio *tr = video_drvdata(file); - return v4l2_subdev_call(tr->sd_dsp, core, g_ctrl, ctrl); -} - -static int timbradio_vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct timbradio *tr = video_drvdata(file); - return v4l2_subdev_call(tr->sd_dsp, core, s_ctrl, ctrl); -} - static const struct v4l2_ioctl_ops timbradio_ioctl_ops = { .vidioc_querycap = timbradio_vidioc_querycap, .vidioc_g_tuner = timbradio_vidioc_g_tuner, .vidioc_s_tuner = timbradio_vidioc_s_tuner, .vidioc_g_frequency = timbradio_vidioc_g_frequency, .vidioc_s_frequency = timbradio_vidioc_s_frequency, - .vidioc_g_input = timbradio_vidioc_g_input, - .vidioc_s_input = timbradio_vidioc_s_input, - .vidioc_g_audio = timbradio_vidioc_g_audio, - .vidioc_s_audio = timbradio_vidioc_s_audio, - .vidioc_queryctrl = timbradio_vidioc_queryctrl, - .vidioc_g_ctrl = timbradio_vidioc_g_ctrl, - .vidioc_s_ctrl = timbradio_vidioc_s_ctrl + .vidioc_log_status = v4l2_ctrl_log_status, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; static const struct v4l2_file_operations timbradio_fops = { .owner = THIS_MODULE, + .open = v4l2_fh_open, + .release = v4l2_fh_release, + .poll = v4l2_ctrl_poll, .unlocked_ioctl = video_ioctl2, }; @@ -173,6 +126,7 @@ static int timbradio_probe(struct platform_device *pdev) tr->video_dev.release = video_device_release_empty; tr->video_dev.minor = -1; tr->video_dev.lock = &tr->lock; + set_bit(V4L2_FL_USE_FH_PRIO, &tr->video_dev.flags); strlcpy(tr->v4l2_dev.name, DRIVER_NAME, sizeof(tr->v4l2_dev.name)); err = v4l2_device_register(NULL, &tr->v4l2_dev); @@ -181,6 +135,15 @@ static int timbradio_probe(struct platform_device *pdev) tr->video_dev.v4l2_dev = &tr->v4l2_dev; + tr->sd_tuner = v4l2_i2c_new_subdev_board(&tr->v4l2_dev, + i2c_get_adapter(pdata->i2c_adapter), pdata->tuner, NULL); + tr->sd_dsp = v4l2_i2c_new_subdev_board(&tr->v4l2_dev, + i2c_get_adapter(pdata->i2c_adapter), pdata->dsp, NULL); + if (tr->sd_tuner == NULL || tr->sd_dsp == NULL) + goto err_video_req; + + tr->v4l2_dev.ctrl_handler = tr->sd_dsp->ctrl_handler; + err = video_register_device(&tr->video_dev, VFL_TYPE_RADIO, -1); if (err) { dev_err(&pdev->dev, "Error reg video\n"); @@ -193,7 +156,6 @@ static int timbradio_probe(struct platform_device *pdev) return 0; err_video_req: - video_device_release_empty(&tr->video_dev); v4l2_device_unregister(&tr->v4l2_dev); err: dev_err(&pdev->dev, "Failed to register: %d\n", err); @@ -206,10 +168,7 @@ static int timbradio_remove(struct platform_device *pdev) struct timbradio *tr = platform_get_drvdata(pdev); video_unregister_device(&tr->video_dev); - video_device_release_empty(&tr->video_dev); - v4l2_device_unregister(&tr->v4l2_dev); - return 0; } diff --git a/drivers/media/radio/saa7706h.c b/drivers/media/radio/saa7706h.c index 06c06cc..ec805b0 100644 --- a/drivers/media/radio/saa7706h.c +++ b/drivers/media/radio/saa7706h.c @@ -25,7 +25,7 @@ #include #include #include -#include +#include #define DRIVER_NAME "saa7706h" @@ -127,6 +127,7 @@ struct saa7706h_state { struct v4l2_subdev sd; + struct v4l2_ctrl_handler hdl; unsigned muted; }; @@ -317,51 +318,32 @@ static int saa7706h_mute(struct v4l2_subdev *sd) return err; } -static int saa7706h_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc) +static int saa7706h_s_ctrl(struct v4l2_ctrl *ctrl) { - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1); - } - return -EINVAL; -} - -static int saa7706h_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) -{ - struct saa7706h_state *state = to_state(sd); + struct saa7706h_state *state = + container_of(ctrl->handler, struct saa7706h_state, hdl); switch (ctrl->id) { case V4L2_CID_AUDIO_MUTE: - ctrl->value = state->muted; - return 0; + if (ctrl->val) + return saa7706h_mute(&state->sd); + return saa7706h_unmute(&state->sd); } return -EINVAL; } -static int saa7706h_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) -{ - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (ctrl->value) - return saa7706h_mute(sd); - return saa7706h_unmute(sd); - } - return -EINVAL; -} - -static int saa7706h_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_SAA7706H, 0); -} +static const struct v4l2_ctrl_ops saa7706h_ctrl_ops = { + .s_ctrl = saa7706h_s_ctrl, +}; static const struct v4l2_subdev_core_ops saa7706h_core_ops = { - .g_chip_ident = saa7706h_g_chip_ident, - .queryctrl = saa7706h_queryctrl, - .g_ctrl = saa7706h_g_ctrl, - .s_ctrl = saa7706h_s_ctrl, + .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, + .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, + .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, + .g_ctrl = v4l2_subdev_g_ctrl, + .s_ctrl = v4l2_subdev_s_ctrl, + .queryctrl = v4l2_subdev_queryctrl, + .querymenu = v4l2_subdev_querymenu, }; static const struct v4l2_subdev_ops saa7706h_ops = { @@ -393,13 +375,20 @@ static int saa7706h_probe(struct i2c_client *client, sd = &state->sd; v4l2_i2c_subdev_init(sd, client, &saa7706h_ops); + v4l2_ctrl_handler_init(&state->hdl, 4); + v4l2_ctrl_new_std(&state->hdl, &saa7706h_ctrl_ops, + V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1); + sd->ctrl_handler = &state->hdl; + err = state->hdl.error; + if (err) + goto err; + /* check the rom versions */ err = saa7706h_get_reg16(sd, SAA7706H_DSP1_ROM_VER); if (err < 0) goto err; if (err != SUPPORTED_DSP1_ROM_VER) v4l2_warn(sd, "Unknown DSP1 ROM code version: 0x%x\n", err); - state->muted = 1; /* startup in a muted state */ @@ -411,6 +400,7 @@ static int saa7706h_probe(struct i2c_client *client, err: v4l2_device_unregister_subdev(sd); + v4l2_ctrl_handler_free(&state->hdl); kfree(to_state(sd)); printk(KERN_ERR DRIVER_NAME ": Failed to probe: %d\n", err); @@ -421,9 +411,11 @@ err: static int saa7706h_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct saa7706h_state *state = to_state(sd); saa7706h_mute(sd); v4l2_device_unregister_subdev(sd); + v4l2_ctrl_handler_free(&state->hdl); kfree(to_state(sd)); return 0; } diff --git a/drivers/media/radio/tef6862.c b/drivers/media/radio/tef6862.c index 82c6c94..06ac692 100644 --- a/drivers/media/radio/tef6862.c +++ b/drivers/media/radio/tef6862.c @@ -25,14 +25,13 @@ #include #include #include -#include #define DRIVER_NAME "tef6862" #define FREQ_MUL 16000 -#define TEF6862_LO_FREQ (875 * FREQ_MUL / 10) -#define TEF6862_HI_FREQ (108 * FREQ_MUL) +#define TEF6862_LO_FREQ (875U * FREQ_MUL / 10) +#define TEF6862_HI_FREQ (108U * FREQ_MUL) /* Write mode sub addresses */ #define WM_SUB_BANDWIDTH 0x0 @@ -105,6 +104,7 @@ static int tef6862_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequen { struct tef6862_state *state = to_state(sd); struct i2c_client *client = v4l2_get_subdevdata(sd); + unsigned freq = f->frequency; u16 pll; u8 i2cmsg[3]; int err; @@ -112,7 +112,8 @@ static int tef6862_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequen if (f->tuner != 0) return -EINVAL; - pll = 1964 + ((f->frequency - TEF6862_LO_FREQ) * 20) / FREQ_MUL; + clamp(freq, TEF6862_LO_FREQ, TEF6862_HI_FREQ); + pll = 1964 + ((freq - TEF6862_LO_FREQ) * 20) / FREQ_MUL; i2cmsg[0] = (MODE_PRESET << MODE_SHIFT) | WM_SUB_PLLM; i2cmsg[1] = (pll >> 8) & 0xff; i2cmsg[2] = pll & 0xff; @@ -121,7 +122,7 @@ static int tef6862_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequen if (err != sizeof(i2cmsg)) return err < 0 ? err : -EIO; - state->freq = f->frequency; + state->freq = freq; return 0; } @@ -136,14 +137,6 @@ static int tef6862_g_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) return 0; } -static int tef6862_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *chip) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TEF6862, 0); -} - static const struct v4l2_subdev_tuner_ops tef6862_tuner_ops = { .g_tuner = tef6862_g_tuner, .s_tuner = tef6862_s_tuner, @@ -151,12 +144,7 @@ static const struct v4l2_subdev_tuner_ops tef6862_tuner_ops = { .g_frequency = tef6862_g_frequency, }; -static const struct v4l2_subdev_core_ops tef6862_core_ops = { - .g_chip_ident = tef6862_g_chip_ident, -}; - static const struct v4l2_subdev_ops tef6862_ops = { - .core = &tef6862_core_ops, .tuner = &tef6862_tuner_ops, }; diff --git a/drivers/media/radio/wl128x/fmdrv.h b/drivers/media/radio/wl128x/fmdrv.h index aac0f02..a587c9b 100644 --- a/drivers/media/radio/wl128x/fmdrv.h +++ b/drivers/media/radio/wl128x/fmdrv.h @@ -30,6 +30,7 @@ #include #include #include +#include #include #define FM_DRV_VERSION "0.1.1" @@ -202,6 +203,7 @@ struct fmtx_data { /* FM driver operation structure */ struct fmdev { struct video_device *radio_dev; /* V4L2 video device pointer */ + struct v4l2_device v4l2_dev; /* V4L2 top level struct */ struct snd_card *card; /* Card which holds FM mixer controls */ u16 asci_id; spinlock_t rds_buff_lock; /* To protect access to RDS buffer */ diff --git a/drivers/media/radio/wl128x/fmdrv_common.c b/drivers/media/radio/wl128x/fmdrv_common.c index a002234..253f307 100644 --- a/drivers/media/radio/wl128x/fmdrv_common.c +++ b/drivers/media/radio/wl128x/fmdrv_common.c @@ -715,7 +715,7 @@ static void fm_irq_handle_rdsdata_getcmd_resp(struct fmdev *fmdev) struct fm_rdsdata_format rds_fmt; struct fm_rds *rds = &fmdev->rx.rds; unsigned long group_idx, flags; - u8 *rds_data, meta_data, tmpbuf[3]; + u8 *rds_data, meta_data, tmpbuf[FM_RDS_BLK_SIZE]; u8 type, blk_idx; u16 cur_picode; u32 rds_len; @@ -1073,6 +1073,7 @@ int fmc_transfer_rds_from_internal_buff(struct fmdev *fmdev, struct file *file, u8 __user *buf, size_t count) { u32 block_count; + u8 tmpbuf[FM_RDS_BLK_SIZE]; unsigned long flags; int ret; @@ -1087,29 +1088,32 @@ int fmc_transfer_rds_from_internal_buff(struct fmdev *fmdev, struct file *file, } /* Calculate block count from byte count */ - count /= 3; + count /= FM_RDS_BLK_SIZE; block_count = 0; ret = 0; - spin_lock_irqsave(&fmdev->rds_buff_lock, flags); - while (block_count < count) { - if (fmdev->rx.rds.wr_idx == fmdev->rx.rds.rd_idx) - break; + spin_lock_irqsave(&fmdev->rds_buff_lock, flags); - if (copy_to_user(buf, &fmdev->rx.rds.buff[fmdev->rx.rds.rd_idx], - FM_RDS_BLK_SIZE)) + if (fmdev->rx.rds.wr_idx == fmdev->rx.rds.rd_idx) { + spin_unlock_irqrestore(&fmdev->rds_buff_lock, flags); break; - + } + memcpy(tmpbuf, &fmdev->rx.rds.buff[fmdev->rx.rds.rd_idx], + FM_RDS_BLK_SIZE); fmdev->rx.rds.rd_idx += FM_RDS_BLK_SIZE; if (fmdev->rx.rds.rd_idx >= fmdev->rx.rds.buf_size) fmdev->rx.rds.rd_idx = 0; + spin_unlock_irqrestore(&fmdev->rds_buff_lock, flags); + + if (copy_to_user(buf, tmpbuf, FM_RDS_BLK_SIZE)) + break; + block_count++; buf += FM_RDS_BLK_SIZE; ret += FM_RDS_BLK_SIZE; } - spin_unlock_irqrestore(&fmdev->rds_buff_lock, flags); return ret; } diff --git a/drivers/media/radio/wl128x/fmdrv_v4l2.c b/drivers/media/radio/wl128x/fmdrv_v4l2.c index 5dec323..b55012c 100644 --- a/drivers/media/radio/wl128x/fmdrv_v4l2.c +++ b/drivers/media/radio/wl128x/fmdrv_v4l2.c @@ -533,6 +533,11 @@ int fm_v4l2_init_video_device(struct fmdev *fmdev, int radio_nr) struct v4l2_ctrl *ctrl; int ret; + strlcpy(fmdev->v4l2_dev.name, FM_DRV_NAME, sizeof(fmdev->v4l2_dev.name)); + ret = v4l2_device_register(NULL, &fmdev->v4l2_dev); + if (ret < 0) + return ret; + /* Init mutex for core locking */ mutex_init(&fmdev->mutex); @@ -549,6 +554,7 @@ int fm_v4l2_init_video_device(struct fmdev *fmdev, int radio_nr) video_set_drvdata(gradio_dev, fmdev); gradio_dev->lock = &fmdev->mutex; + gradio_dev->v4l2_dev = &fmdev->v4l2_dev; /* Register with V4L2 subsystem as RADIO device */ if (video_register_device(gradio_dev, VFL_TYPE_RADIO, radio_nr)) { @@ -611,5 +617,7 @@ void *fm_v4l2_deinit_video_device(void) /* Unregister RADIO device from V4L2 subsystem */ video_unregister_device(gradio_dev); + v4l2_device_unregister(&fmdev->v4l2_dev); + return fmdev; } diff --git a/drivers/media/rc/gpio-ir-recv.c b/drivers/media/rc/gpio-ir-recv.c index 8b82ae9..07aacfa 100644 --- a/drivers/media/rc/gpio-ir-recv.c +++ b/drivers/media/rc/gpio-ir-recv.c @@ -178,7 +178,6 @@ static int gpio_ir_recv_probe(struct platform_device *pdev) return 0; err_request_irq: - platform_set_drvdata(pdev, NULL); rc_unregister_device(rcdev); rcdev = NULL; err_register_rc_device: @@ -196,7 +195,6 @@ static int gpio_ir_recv_remove(struct platform_device *pdev) struct gpio_rc_dev *gpio_dev = platform_get_drvdata(pdev); free_irq(gpio_to_irq(gpio_dev->gpio_nr), gpio_dev); - platform_set_drvdata(pdev, NULL); rc_unregister_device(gpio_dev->rcdev); gpio_free(gpio_dev->gpio_nr); kfree(gpio_dev); diff --git a/drivers/media/rc/keymaps/Makefile b/drivers/media/rc/keymaps/Makefile index 5ab94ea..b1cde8c 100644 --- a/drivers/media/rc/keymaps/Makefile +++ b/drivers/media/rc/keymaps/Makefile @@ -20,6 +20,7 @@ obj-$(CONFIG_RC_MAP) += rc-adstech-dvb-t-pci.o \ rc-budget-ci-old.o \ rc-cinergy-1400.o \ rc-cinergy.o \ + rc-delock-61959.o \ rc-dib0700-nec.o \ rc-dib0700-rc5.o \ rc-digitalnow-tinytwin.o \ diff --git a/drivers/media/rc/keymaps/rc-delock-61959.c b/drivers/media/rc/keymaps/rc-delock-61959.c new file mode 100644 index 0000000..01bed86 --- /dev/null +++ b/drivers/media/rc/keymaps/rc-delock-61959.c @@ -0,0 +1,83 @@ +/* rc-delock-61959.c - Keytable for Delock + * + * Copyright (c) 2013 by Jakob Haufe + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include +#include + +/* + * Keytable for remote provided with Delock 61959 + */ +static struct rc_map_table delock_61959[] = { + { 0x866b16, KEY_POWER2 }, /* Power */ + { 0x866b0c, KEY_POWER }, /* Shut Down */ + + { 0x866b00, KEY_1}, + { 0x866b01, KEY_2}, + { 0x866b02, KEY_3}, + { 0x866b03, KEY_4}, + { 0x866b04, KEY_5}, + { 0x866b05, KEY_6}, + { 0x866b06, KEY_7}, + { 0x866b07, KEY_8}, + { 0x866b08, KEY_9}, + { 0x866b14, KEY_0}, + + { 0x866b0a, KEY_ZOOM}, /* Full Screen */ + { 0x866b10, KEY_CAMERA}, /* Photo */ + { 0x866b0e, KEY_CHANNEL}, /* circular arrow / Recall */ + { 0x866b13, KEY_ESC}, /* Back */ + + { 0x866b20, KEY_UP}, + { 0x866b21, KEY_DOWN}, + { 0x866b42, KEY_LEFT}, + { 0x866b43, KEY_RIGHT}, + { 0x866b0b, KEY_OK}, + + { 0x866b11, KEY_CHANNELUP}, + { 0x866b1b, KEY_CHANNELDOWN}, + + { 0x866b12, KEY_VOLUMEUP}, + { 0x866b48, KEY_VOLUMEDOWN}, + { 0x866b44, KEY_MUTE}, + + { 0x866b1a, KEY_RECORD}, + { 0x866b41, KEY_PLAY}, + { 0x866b40, KEY_STOP}, + { 0x866b19, KEY_PAUSE}, + { 0x866b1c, KEY_FASTFORWARD}, /* >> / FWD */ + { 0x866b1e, KEY_REWIND}, /* << / REW */ + +}; + +static struct rc_map_list delock_61959_map = { + .map = { + .scan = delock_61959, + .size = ARRAY_SIZE(delock_61959), + .rc_type = RC_TYPE_NEC, + .name = RC_MAP_DELOCK_61959, + } +}; + +static int __init init_rc_map_delock_61959(void) +{ + return rc_map_register(&delock_61959_map); +} + +static void __exit exit_rc_map_delock_61959(void) +{ + rc_map_unregister(&delock_61959_map); +} + +module_init(init_rc_map_delock_61959) +module_exit(exit_rc_map_delock_61959) + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Jakob Haufe "); +MODULE_DESCRIPTION("Delock 61959 remote keytable"); diff --git a/drivers/media/tuners/r820t.c b/drivers/media/tuners/r820t.c index 4835021..1c23666 100644 --- a/drivers/media/tuners/r820t.c +++ b/drivers/media/tuners/r820t.c @@ -364,8 +364,8 @@ static void shadow_store(struct r820t_priv *priv, u8 reg, const u8 *val, } if (len <= 0) return; - if (len > NUM_REGS) - len = NUM_REGS; + if (len > NUM_REGS - r) + len = NUM_REGS - r; tuner_dbg("%s: prev reg=%02x len=%d: %*ph\n", __func__, r + REG_SHADOW_START, len, len, val); @@ -1857,9 +1857,9 @@ static int r820t_imr(struct r820t_priv *priv, unsigned imr_mem, bool im_flag) int reg18, reg19, reg1f; if (priv->cfg->xtal > 24000000) - ring_ref = priv->cfg->xtal / 2; + ring_ref = priv->cfg->xtal / 2000; else - ring_ref = priv->cfg->xtal; + ring_ref = priv->cfg->xtal / 1000; n_ring = 15; for (n = 0; n < 16; n++) { @@ -2256,7 +2256,6 @@ static int r820t_release(struct dvb_frontend *fe) mutex_unlock(&r820t_list_mutex); - kfree(fe->tuner_priv); fe->tuner_priv = NULL; return 0; @@ -2311,8 +2310,6 @@ struct dvb_frontend *r820t_attach(struct dvb_frontend *fe, break; } - memcpy(&fe->ops.tuner_ops, &r820t_tuner_ops, sizeof(r820t_tuner_ops)); - if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 1); @@ -2327,15 +2324,14 @@ struct dvb_frontend *r820t_attach(struct dvb_frontend *fe, tuner_info("Rafael Micro r820t successfully identified\n"); - fe->tuner_priv = priv; - memcpy(&fe->ops.tuner_ops, &r820t_tuner_ops, - sizeof(struct dvb_tuner_ops)); - if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0); mutex_unlock(&r820t_list_mutex); + memcpy(&fe->ops.tuner_ops, &r820t_tuner_ops, + sizeof(struct dvb_tuner_ops)); + return fe; err: if (fe->ops.i2c_gate_ctrl) diff --git a/drivers/media/usb/Kconfig b/drivers/media/usb/Kconfig index 0a7d520..cfe8056 100644 --- a/drivers/media/usb/Kconfig +++ b/drivers/media/usb/Kconfig @@ -1,6 +1,7 @@ +if USB && MEDIA_SUPPORT + menuconfig MEDIA_USB_SUPPORT bool "Media USB Adapters" - depends on USB && MEDIA_SUPPORT help Enable media drivers for USB bus. If you have such devices, say Y. @@ -17,6 +18,7 @@ source "drivers/media/usb/zr364xx/Kconfig" source "drivers/media/usb/stkwebcam/Kconfig" source "drivers/media/usb/s2255/Kconfig" source "drivers/media/usb/sn9c102/Kconfig" +source "drivers/media/usb/usbtv/Kconfig" endif if MEDIA_ANALOG_TV_SUPPORT @@ -52,3 +54,4 @@ source "drivers/media/usb/em28xx/Kconfig" endif endif #MEDIA_USB_SUPPORT +endif #USB diff --git a/drivers/media/usb/Makefile b/drivers/media/usb/Makefile index 7f51d7e..0935f47 100644 --- a/drivers/media/usb/Makefile +++ b/drivers/media/usb/Makefile @@ -20,3 +20,4 @@ obj-$(CONFIG_VIDEO_STK1160) += stk1160/ obj-$(CONFIG_VIDEO_CX231XX) += cx231xx/ obj-$(CONFIG_VIDEO_TM6000) += tm6000/ obj-$(CONFIG_VIDEO_EM28XX) += em28xx/ +obj-$(CONFIG_VIDEO_USBTV) += usbtv/ diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index 75ac994..f615454 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -36,7 +36,6 @@ #include #include #include -#include #include #include "au0828.h" #include "au0828-reg.h" @@ -1638,26 +1637,6 @@ static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv, return 0; } -static int vidioc_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *chip) -{ - struct au0828_fh *fh = priv; - struct au0828_dev *dev = fh->dev; - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - - if (v4l2_chip_match_host(&chip->match)) { - chip->ident = V4L2_IDENT_AU0828; - return 0; - } - - v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_chip_ident, chip); - if (chip->ident == V4L2_IDENT_NONE) - return -EINVAL; - - return 0; -} - static int vidioc_cropcap(struct file *file, void *priv, struct v4l2_cropcap *cc) { @@ -1779,16 +1758,8 @@ static int vidioc_g_register(struct file *file, void *priv, struct au0828_fh *fh = priv; struct au0828_dev *dev = fh->dev; - switch (reg->match.type) { - case V4L2_CHIP_MATCH_I2C_DRIVER: - v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg); - return 0; - default: - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; - } - reg->val = au0828_read(dev, reg->reg); + reg->size = 1; return 0; } @@ -1798,14 +1769,6 @@ static int vidioc_s_register(struct file *file, void *priv, struct au0828_fh *fh = priv; struct au0828_dev *dev = fh->dev; - switch (reg->match.type) { - case V4L2_CHIP_MATCH_I2C_DRIVER: - v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg); - return 0; - default: - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; - } return au0828_writereg(dev, reg->reg, reg->val); } #endif @@ -1943,7 +1906,6 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, #endif - .vidioc_g_chip_ident = vidioc_g_chip_ident, .vidioc_log_status = vidioc_log_status, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, diff --git a/drivers/media/usb/cx231xx/cx231xx-417.c b/drivers/media/usb/cx231xx/cx231xx-417.c index f548db8..2f63029 100644 --- a/drivers/media/usb/cx231xx/cx231xx-417.c +++ b/drivers/media/usb/cx231xx/cx231xx-417.c @@ -1840,7 +1840,6 @@ static const struct v4l2_ioctl_ops mpeg_ioctl_ops = { .vidioc_streamon = vidioc_streamon, .vidioc_streamoff = vidioc_streamoff, .vidioc_log_status = vidioc_log_status, - .vidioc_g_chip_ident = cx231xx_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = cx231xx_g_register, .vidioc_s_register = cx231xx_s_register, diff --git a/drivers/media/usb/cx231xx/cx231xx-avcore.c b/drivers/media/usb/cx231xx/cx231xx-avcore.c index 235ba65..89de00b 100644 --- a/drivers/media/usb/cx231xx/cx231xx-avcore.c +++ b/drivers/media/usb/cx231xx/cx231xx-avcore.c @@ -35,7 +35,6 @@ #include #include -#include #include "cx231xx.h" #include "cx231xx-dif.h" diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c index 13249e5..27948e1 100644 --- a/drivers/media/usb/cx231xx/cx231xx-cards.c +++ b/drivers/media/usb/cx231xx/cx231xx-cards.c @@ -29,7 +29,6 @@ #include #include #include -#include #include #include "dvb-usb-ids.h" diff --git a/drivers/media/usb/cx231xx/cx231xx-vbi.c b/drivers/media/usb/cx231xx/cx231xx-vbi.c index 1340ff2..c027942 100644 --- a/drivers/media/usb/cx231xx/cx231xx-vbi.c +++ b/drivers/media/usb/cx231xx/cx231xx-vbi.c @@ -32,7 +32,6 @@ #include #include -#include #include #include diff --git a/drivers/media/usb/cx231xx/cx231xx-video.c b/drivers/media/usb/cx231xx/cx231xx-video.c index cd22147..9906261 100644 --- a/drivers/media/usb/cx231xx/cx231xx-video.c +++ b/drivers/media/usb/cx231xx/cx231xx-video.c @@ -36,7 +36,6 @@ #include #include #include -#include #include #include @@ -1228,179 +1227,93 @@ int cx231xx_s_frequency(struct file *file, void *priv, return rc; } -int cx231xx_g_chip_ident(struct file *file, void *fh, - struct v4l2_dbg_chip_ident *chip) +#ifdef CONFIG_VIDEO_ADV_DEBUG + +int cx231xx_g_chip_info(struct file *file, void *fh, + struct v4l2_dbg_chip_info *chip) { - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - if (chip->match.type == V4L2_CHIP_MATCH_HOST) { - if (v4l2_chip_match_host(&chip->match)) - chip->ident = V4L2_IDENT_CX23100; + switch (chip->match.addr) { + case 0: /* Cx231xx - internal registers */ + return 0; + case 1: /* AFE - read byte */ + strlcpy(chip->name, "AFE (byte)", sizeof(chip->name)); + return 0; + case 2: /* Video Block - read byte */ + strlcpy(chip->name, "Video (byte)", sizeof(chip->name)); + return 0; + case 3: /* I2S block - read byte */ + strlcpy(chip->name, "I2S (byte)", sizeof(chip->name)); + return 0; + case 4: /* AFE - read dword */ + strlcpy(chip->name, "AFE (dword)", sizeof(chip->name)); + return 0; + case 5: /* Video Block - read dword */ + strlcpy(chip->name, "Video (dword)", sizeof(chip->name)); + return 0; + case 6: /* I2S Block - read dword */ + strlcpy(chip->name, "I2S (dword)", sizeof(chip->name)); return 0; } return -EINVAL; } -#ifdef CONFIG_VIDEO_ADV_DEBUG - -/* - -R, --list-registers=type=, - chip=[,min=,max=] - dump registers from to [VIDIOC_DBG_G_REGISTER] - -r, --set-register=type=, - chip=,reg=,val= - set the register [VIDIOC_DBG_S_REGISTER] - - if type == host, then is the hosts chip ID (default 0) - if type == i2cdrv (default), then is the I2C driver name or ID - if type == i2caddr, then is the 7-bit I2C address -*/ - int cx231xx_g_register(struct file *file, void *priv, struct v4l2_dbg_register *reg) { struct cx231xx_fh *fh = priv; struct cx231xx *dev = fh->dev; - int ret = 0; + int ret; u8 value[4] = { 0, 0, 0, 0 }; u32 data = 0; - switch (reg->match.type) { - case V4L2_CHIP_MATCH_HOST: - switch (reg->match.addr) { - case 0: /* Cx231xx - internal registers */ - ret = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, - (u16)reg->reg, value, 4); - reg->val = value[0] | value[1] << 8 | - value[2] << 16 | value[3] << 24; - break; - case 1: /* AFE - read byte */ - ret = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS, - (u16)reg->reg, 2, &data, 1); - reg->val = le32_to_cpu(data & 0xff); - break; - case 14: /* AFE - read dword */ - ret = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS, - (u16)reg->reg, 2, &data, 4); - reg->val = le32_to_cpu(data); - break; - case 2: /* Video Block - read byte */ - ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, - (u16)reg->reg, 2, &data, 1); - reg->val = le32_to_cpu(data & 0xff); - break; - case 24: /* Video Block - read dword */ - ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, - (u16)reg->reg, 2, &data, 4); - reg->val = le32_to_cpu(data); - break; - case 3: /* I2S block - read byte */ - ret = cx231xx_read_i2c_data(dev, - I2S_BLK_DEVICE_ADDRESS, - (u16)reg->reg, 1, - &data, 1); - reg->val = le32_to_cpu(data & 0xff); - break; - case 34: /* I2S Block - read dword */ - ret = - cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, - (u16)reg->reg, 1, &data, 4); - reg->val = le32_to_cpu(data); - break; - } - return ret < 0 ? ret : 0; - - case V4L2_CHIP_MATCH_I2C_DRIVER: - call_all(dev, core, g_register, reg); - return 0; - case V4L2_CHIP_MATCH_I2C_ADDR:/*for register debug*/ - switch (reg->match.addr) { - case 0: /* Cx231xx - internal registers */ - ret = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, - (u16)reg->reg, value, 4); - reg->val = value[0] | value[1] << 8 | - value[2] << 16 | value[3] << 24; - - break; - case 0x600:/* AFE - read byte */ - ret = cx231xx_read_i2c_master(dev, AFE_DEVICE_ADDRESS, - (u16)reg->reg, 2, - &data, 1 , 0); - reg->val = le32_to_cpu(data & 0xff); - break; - - case 0x880:/* Video Block - read byte */ - if (reg->reg < 0x0b) { - ret = cx231xx_read_i2c_master(dev, - VID_BLK_I2C_ADDRESS, - (u16)reg->reg, 2, - &data, 1 , 0); - reg->val = le32_to_cpu(data & 0xff); - } else { - ret = cx231xx_read_i2c_master(dev, - VID_BLK_I2C_ADDRESS, - (u16)reg->reg, 2, - &data, 4 , 0); - reg->val = le32_to_cpu(data); - } - break; - case 0x980: - ret = cx231xx_read_i2c_master(dev, - I2S_BLK_DEVICE_ADDRESS, - (u16)reg->reg, 1, - &data, 1 , 0); - reg->val = le32_to_cpu(data & 0xff); - break; - case 0x400: - ret = - cx231xx_read_i2c_master(dev, 0x40, - (u16)reg->reg, 1, - &data, 1 , 0); - reg->val = le32_to_cpu(data & 0xff); - break; - case 0xc01: - ret = - cx231xx_read_i2c_master(dev, 0xc0, - (u16)reg->reg, 2, - &data, 38, 1); - reg->val = le32_to_cpu(data); - break; - case 0x022: - ret = - cx231xx_read_i2c_master(dev, 0x02, - (u16)reg->reg, 1, - &data, 1, 2); - reg->val = le32_to_cpu(data & 0xff); - break; - case 0x322: - ret = cx231xx_read_i2c_master(dev, - 0x32, - (u16)reg->reg, 1, - &data, 4 , 2); - reg->val = le32_to_cpu(data); - break; - case 0x342: - ret = cx231xx_read_i2c_master(dev, - 0x34, - (u16)reg->reg, 1, - &data, 4 , 2); - reg->val = le32_to_cpu(data); - break; - - default: - cx231xx_info("no match device address!!\n"); - break; - } - return ret < 0 ? ret : 0; - /*return -EINVAL;*/ + switch (reg->match.addr) { + case 0: /* Cx231xx - internal registers */ + ret = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER, + (u16)reg->reg, value, 4); + reg->val = value[0] | value[1] << 8 | + value[2] << 16 | value[3] << 24; + reg->size = 4; + break; + case 1: /* AFE - read byte */ + ret = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS, + (u16)reg->reg, 2, &data, 1); + reg->val = data; + reg->size = 1; + break; + case 2: /* Video Block - read byte */ + ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, + (u16)reg->reg, 2, &data, 1); + reg->val = data; + reg->size = 1; + break; + case 3: /* I2S block - read byte */ + ret = cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, + (u16)reg->reg, 1, &data, 1); + reg->val = data; + reg->size = 1; + break; + case 4: /* AFE - read dword */ + ret = cx231xx_read_i2c_data(dev, AFE_DEVICE_ADDRESS, + (u16)reg->reg, 2, &data, 4); + reg->val = data; + reg->size = 4; + break; + case 5: /* Video Block - read dword */ + ret = cx231xx_read_i2c_data(dev, VID_BLK_I2C_ADDRESS, + (u16)reg->reg, 2, &data, 4); + reg->val = data; + reg->size = 4; + break; + case 6: /* I2S Block - read dword */ + ret = cx231xx_read_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, + (u16)reg->reg, 1, &data, 4); + reg->val = data; + reg->size = 4; + break; default: - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; + return -EINVAL; } - - call_all(dev, core, g_register, reg); - - return ret; + return ret < 0 ? ret : 0; } int cx231xx_s_register(struct file *file, void *priv, @@ -1408,165 +1321,46 @@ int cx231xx_s_register(struct file *file, void *priv, { struct cx231xx_fh *fh = priv; struct cx231xx *dev = fh->dev; - int ret = 0; - __le64 buf; - u32 value; + int ret; u8 data[4] = { 0, 0, 0, 0 }; - buf = cpu_to_le64(reg->val); - - switch (reg->match.type) { - case V4L2_CHIP_MATCH_HOST: - { - value = (u32) buf & 0xffffffff; - - switch (reg->match.addr) { - case 0: /* cx231xx internal registers */ - data[0] = (u8) value; - data[1] = (u8) (value >> 8); - data[2] = (u8) (value >> 16); - data[3] = (u8) (value >> 24); - ret = cx231xx_write_ctrl_reg(dev, - VRT_SET_REGISTER, - (u16)reg->reg, data, - 4); - break; - case 1: /* AFE - read byte */ - ret = cx231xx_write_i2c_data(dev, - AFE_DEVICE_ADDRESS, - (u16)reg->reg, 2, - value, 1); - break; - case 14: /* AFE - read dword */ - ret = cx231xx_write_i2c_data(dev, - AFE_DEVICE_ADDRESS, - (u16)reg->reg, 2, - value, 4); - break; - case 2: /* Video Block - read byte */ - ret = - cx231xx_write_i2c_data(dev, - VID_BLK_I2C_ADDRESS, - (u16)reg->reg, 2, - value, 1); - break; - case 24: /* Video Block - read dword */ - ret = - cx231xx_write_i2c_data(dev, - VID_BLK_I2C_ADDRESS, - (u16)reg->reg, 2, - value, 4); - break; - case 3: /* I2S block - read byte */ - ret = - cx231xx_write_i2c_data(dev, - I2S_BLK_DEVICE_ADDRESS, - (u16)reg->reg, 1, - value, 1); - break; - case 34: /* I2S block - read dword */ - ret = - cx231xx_write_i2c_data(dev, - I2S_BLK_DEVICE_ADDRESS, - (u16)reg->reg, 1, - value, 4); - break; - } - } - return ret < 0 ? ret : 0; - case V4L2_CHIP_MATCH_I2C_ADDR: - { - value = (u32) buf & 0xffffffff; - - switch (reg->match.addr) { - case 0:/*cx231xx internal registers*/ - data[0] = (u8) value; - data[1] = (u8) (value >> 8); - data[2] = (u8) (value >> 16); - data[3] = (u8) (value >> 24); - ret = cx231xx_write_ctrl_reg(dev, - VRT_SET_REGISTER, - (u16)reg->reg, data, - 4); - break; - case 0x600:/* AFE - read byte */ - ret = cx231xx_write_i2c_master(dev, - AFE_DEVICE_ADDRESS, - (u16)reg->reg, 2, - value, 1 , 0); - break; - - case 0x880:/* Video Block - read byte */ - if (reg->reg < 0x0b) - cx231xx_write_i2c_master(dev, - VID_BLK_I2C_ADDRESS, - (u16)reg->reg, 2, - value, 1, 0); - else - cx231xx_write_i2c_master(dev, - VID_BLK_I2C_ADDRESS, - (u16)reg->reg, 2, - value, 4, 0); - break; - case 0x980: - ret = - cx231xx_write_i2c_master(dev, - I2S_BLK_DEVICE_ADDRESS, - (u16)reg->reg, 1, - value, 1, 0); - break; - case 0x400: - ret = - cx231xx_write_i2c_master(dev, - 0x40, - (u16)reg->reg, 1, - value, 1, 0); - break; - case 0xc01: - ret = - cx231xx_write_i2c_master(dev, - 0xc0, - (u16)reg->reg, 1, - value, 1, 1); - break; - - case 0x022: - ret = - cx231xx_write_i2c_master(dev, - 0x02, - (u16)reg->reg, 1, - value, 1, 2); - break; - case 0x322: - ret = - cx231xx_write_i2c_master(dev, - 0x32, - (u16)reg->reg, 1, - value, 4, 2); - break; - - case 0x342: - ret = - cx231xx_write_i2c_master(dev, - 0x34, - (u16)reg->reg, 1, - value, 4, 2); - break; - default: - cx231xx_info("no match device address, " - "the value is %x\n", reg->match.addr); - break; - - } - - } - default: + switch (reg->match.addr) { + case 0: /* cx231xx internal registers */ + data[0] = (u8) reg->val; + data[1] = (u8) (reg->val >> 8); + data[2] = (u8) (reg->val >> 16); + data[3] = (u8) (reg->val >> 24); + ret = cx231xx_write_ctrl_reg(dev, VRT_SET_REGISTER, + (u16)reg->reg, data, 4); + break; + case 1: /* AFE - write byte */ + ret = cx231xx_write_i2c_data(dev, AFE_DEVICE_ADDRESS, + (u16)reg->reg, 2, reg->val, 1); + break; + case 2: /* Video Block - write byte */ + ret = cx231xx_write_i2c_data(dev, VID_BLK_I2C_ADDRESS, + (u16)reg->reg, 2, reg->val, 1); + break; + case 3: /* I2S block - write byte */ + ret = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, + (u16)reg->reg, 1, reg->val, 1); + break; + case 4: /* AFE - write dword */ + ret = cx231xx_write_i2c_data(dev, AFE_DEVICE_ADDRESS, + (u16)reg->reg, 2, reg->val, 4); + break; + case 5: /* Video Block - write dword */ + ret = cx231xx_write_i2c_data(dev, VID_BLK_I2C_ADDRESS, + (u16)reg->reg, 2, reg->val, 4); break; + case 6: /* I2S block - write dword */ + ret = cx231xx_write_i2c_data(dev, I2S_BLK_DEVICE_ADDRESS, + (u16)reg->reg, 1, reg->val, 4); + break; + default: + return -EINVAL; } - - call_all(dev, core, s_register, reg); - - return ret; + return ret < 0 ? ret : 0; } #endif @@ -2208,8 +2002,8 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_s_tuner = cx231xx_s_tuner, .vidioc_g_frequency = cx231xx_g_frequency, .vidioc_s_frequency = cx231xx_s_frequency, - .vidioc_g_chip_ident = cx231xx_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG + .vidioc_g_chip_info = cx231xx_g_chip_info, .vidioc_g_register = cx231xx_g_register, .vidioc_s_register = cx231xx_s_register, #endif @@ -2240,8 +2034,8 @@ static const struct v4l2_ioctl_ops radio_ioctl_ops = { .vidioc_s_tuner = radio_s_tuner, .vidioc_g_frequency = cx231xx_g_frequency, .vidioc_s_frequency = cx231xx_s_frequency, - .vidioc_g_chip_ident = cx231xx_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG + .vidioc_g_chip_info = cx231xx_g_chip_info, .vidioc_g_register = cx231xx_g_register, .vidioc_s_register = cx231xx_s_register, #endif diff --git a/drivers/media/usb/cx231xx/cx231xx.h b/drivers/media/usb/cx231xx/cx231xx.h index 5ad9fd6..e812119 100644 --- a/drivers/media/usb/cx231xx/cx231xx.h +++ b/drivers/media/usb/cx231xx/cx231xx.h @@ -945,7 +945,7 @@ int cx231xx_enum_input(struct file *file, void *priv, struct v4l2_input *i); int cx231xx_g_input(struct file *file, void *priv, unsigned int *i); int cx231xx_s_input(struct file *file, void *priv, unsigned int i); -int cx231xx_g_chip_ident(struct file *file, void *fh, struct v4l2_dbg_chip_ident *chip); +int cx231xx_g_chip_info(struct file *file, void *fh, struct v4l2_dbg_chip_info *chip); int cx231xx_g_register(struct file *file, void *priv, struct v4l2_dbg_register *reg); int cx231xx_s_register(struct file *file, void *priv, diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index b638fc1..1ea17dc 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -55,7 +55,7 @@ static int af9035_ctrl_msg(struct dvb_usb_device *d, struct usb_req *req) if (req->wlen > (BUF_LEN - REQ_HDR_LEN - CHECKSUM_LEN) || req->rlen > (BUF_LEN - ACK_HDR_LEN - CHECKSUM_LEN)) { dev_err(&d->udev->dev, "%s: too much data wlen=%d rlen=%d\n", - __func__, req->wlen, req->rlen); + KBUILD_MODNAME, req->wlen, req->rlen); ret = -EINVAL; goto exit; } @@ -91,9 +91,10 @@ static int af9035_ctrl_msg(struct dvb_usb_device *d, struct usb_req *req) checksum = af9035_checksum(state->buf, rlen - 2); tmp_checksum = (state->buf[rlen - 2] << 8) | state->buf[rlen - 1]; if (tmp_checksum != checksum) { - dev_err(&d->udev->dev, "%s: command=%02x checksum mismatch " \ - "(%04x != %04x)\n", KBUILD_MODNAME, req->cmd, - tmp_checksum, checksum); + dev_err(&d->udev->dev, + "%s: command=%02x checksum mismatch (%04x != %04x)\n", + KBUILD_MODNAME, req->cmd, tmp_checksum, + checksum); ret = -EIO; goto exit; } @@ -268,11 +269,29 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap, memcpy(&buf[5], msg[0].buf, msg[0].len); ret = af9035_ctrl_msg(d, &req); } + } else if (num == 1 && (msg[0].flags & I2C_M_RD)) { + if (msg[0].len > 40) { + /* TODO: correct limits > 40 */ + ret = -EOPNOTSUPP; + } else { + /* I2C */ + u8 buf[5]; + struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf), + buf, msg[0].len, msg[0].buf }; + req.mbox |= ((msg[0].addr & 0x80) >> 3); + buf[0] = msg[0].len; + buf[1] = msg[0].addr << 1; + buf[2] = 0x00; /* reg addr len */ + buf[3] = 0x00; /* reg addr MSB */ + buf[4] = 0x00; /* reg addr LSB */ + ret = af9035_ctrl_msg(d, &req); + } } else { /* - * We support only two kind of I2C transactions: - * 1) 1 x read + 1 x write + * We support only three kind of I2C transactions: + * 1) 1 x read + 1 x write (repeated start) * 2) 1 x write + * 3) 1 x read */ ret = -EOPNOTSUPP; } @@ -317,8 +336,8 @@ static int af9035_identify_state(struct dvb_usb_device *d, const char **name) dev_info(&d->udev->dev, "%s: prechip_version=%02x chip_version=%02x chip_type=%04x\n", - __func__, state->prechip_version, state->chip_version, - state->chip_type); + KBUILD_MODNAME, state->prechip_version, + state->chip_version, state->chip_type); if (state->chip_type == 0x9135) { if (state->chip_version == 0x02) @@ -382,9 +401,10 @@ static int af9035_download_firmware_old(struct dvb_usb_device *d, hdr_checksum = fw->data[fw->size - i + 5] << 8; hdr_checksum |= fw->data[fw->size - i + 6] << 0; - dev_dbg(&d->udev->dev, "%s: core=%d addr=%04x data_len=%d " \ - "checksum=%04x\n", __func__, hdr_core, hdr_addr, - hdr_data_len, hdr_checksum); + dev_dbg(&d->udev->dev, + "%s: core=%d addr=%04x data_len=%d checksum=%04x\n", + __func__, hdr_core, hdr_addr, hdr_data_len, + hdr_checksum); if (((hdr_core != 1) && (hdr_core != 2)) || (hdr_data_len > i)) { @@ -489,7 +509,7 @@ static int af9035_download_firmware(struct dvb_usb_device *d, u8 rbuf[4]; u8 tmp; struct usb_req req = { 0, 0, 0, NULL, 0, NULL }; - struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf } ; + struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf }; dev_dbg(&d->udev->dev, "%s:\n", __func__); /* @@ -498,11 +518,11 @@ static int af9035_download_firmware(struct dvb_usb_device *d, * which is done by master demod. * Master feeds also clock and controls power via GPIO. */ - ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_DUAL_MODE, &tmp); + ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_TS_MODE, &tmp); if (ret < 0) goto err; - if (tmp) { + if (tmp == 1 || tmp == 3) { /* configure gpioh1, reset & power slave demod */ ret = af9035_wr_reg_mask(d, 0x00d8b0, 0x01, 0x01); if (ret < 0) @@ -620,13 +640,15 @@ static int af9035_read_config(struct dvb_usb_device *d) } /* check if there is dual tuners */ - ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_DUAL_MODE, &tmp); + ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_TS_MODE, &tmp); if (ret < 0) goto err; - state->dual_mode = tmp; - dev_dbg(&d->udev->dev, "%s: dual mode=%d\n", __func__, - state->dual_mode); + if (tmp == 1 || tmp == 3) + state->dual_mode = true; + + dev_dbg(&d->udev->dev, "%s: ts mode=%d dual mode=%d\n", __func__, + tmp, state->dual_mode); if (state->dual_mode) { /* read 2nd demodulator I2C address */ @@ -1200,9 +1222,9 @@ static int af9035_init(struct dvb_usb_device *d) { 0x80f9a4, 0x00, 0x01 }, }; - dev_dbg(&d->udev->dev, "%s: USB speed=%d frame_size=%04x " \ - "packet_size=%02x\n", __func__, - d->udev->speed, frame_size, packet_size); + dev_dbg(&d->udev->dev, + "%s: USB speed=%d frame_size=%04x packet_size=%02x\n", + __func__, d->udev->speed, frame_size, packet_size); /* init endpoints */ for (i = 0; i < ARRAY_SIZE(tab); i++) { @@ -1477,7 +1499,7 @@ static const struct usb_device_id af9035_id_table[] = { &af9035_props, "AVerMedia Twinstar (A825)", NULL) }, { DVB_USB_DEVICE(USB_VID_ASUS, USB_PID_ASUS_U3100MINI_PLUS, &af9035_props, "Asus U3100Mini Plus", NULL) }, - { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00aa, + { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00aa, &af9035_props, "TerraTec Cinergy T Stick (rev. 2)", NULL) }, /* IT9135 devices */ #if 0 diff --git a/drivers/media/usb/dvb-usb-v2/af9035.h b/drivers/media/usb/dvb-usb-v2/af9035.h index b5827ca..a1c68d8 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.h +++ b/drivers/media/usb/dvb-usb-v2/af9035.h @@ -100,8 +100,13 @@ static const u32 clock_lut_it9135[] = { * eeprom is memory mapped as read only. Writing that memory mapped address * will not corrupt eeprom. * - * eeprom has value 0x00 single mode and 0x03 for dual mode as far as I have - * seen to this day. + * TS mode: + * 0 TS + * 1 DCA + PIP + * 3 PIP + * n DCA + * + * Values 0 and 3 are seen to this day. 0 for single TS and 3 for dual TS. */ #define EEPROM_BASE_AF9035 0x42fd @@ -109,7 +114,7 @@ static const u32 clock_lut_it9135[] = { #define EEPROM_SHIFT 0x10 #define EEPROM_IR_MODE 0x10 -#define EEPROM_DUAL_MODE 0x29 +#define EEPROM_TS_MODE 0x29 #define EEPROM_2ND_DEMOD_ADDR 0x2a #define EEPROM_IR_TYPE 0x2c #define EEPROM_1_IF_L 0x30 diff --git a/drivers/media/usb/dvb-usb-v2/dvb_usb.h b/drivers/media/usb/dvb-usb-v2/dvb_usb.h index 658c6d4..399916b 100644 --- a/drivers/media/usb/dvb-usb-v2/dvb_usb.h +++ b/drivers/media/usb/dvb-usb-v2/dvb_usb.h @@ -140,7 +140,7 @@ struct dvb_usb_rc { int (*change_protocol)(struct rc_dev *dev, u64 *rc_type); int (*query) (struct dvb_usb_device *d); unsigned int interval; - const enum rc_driver_type driver_type; + enum rc_driver_type driver_type; bool bulk_mode; }; diff --git a/drivers/media/usb/dvb-usb-v2/it913x.c b/drivers/media/usb/dvb-usb-v2/it913x.c index e48cdeb..1cb6899 100644 --- a/drivers/media/usb/dvb-usb-v2/it913x.c +++ b/drivers/media/usb/dvb-usb-v2/it913x.c @@ -45,7 +45,7 @@ MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))."); static int dvb_usb_it913x_firmware; module_param_named(firmware, dvb_usb_it913x_firmware, int, 0644); -MODULE_PARM_DESC(firmware, "set firmware 0=auto"\ +MODULE_PARM_DESC(firmware, "set firmware 0=auto "\ "1=IT9137 2=IT9135 V1 3=IT9135 V2"); #define FW_IT9137 "dvb-usb-it9137-01.fw" #define FW_IT9135_V1 "dvb-usb-it9135-01.fw" @@ -796,6 +796,9 @@ static const struct usb_device_id it913x_id_table[] = { { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_4835, &it913x_properties, "Avermedia A835B(4835)", RC_MAP_IT913X_V2) }, + { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_CTVDIGDUAL_V2, + &it913x_properties, "Digital Dual TV Receiver CTVDIGDUAL_V2", + RC_MAP_IT913X_V1) }, {} /* Terminating entry */ }; diff --git a/drivers/media/usb/dvb-usb-v2/mxl111sf-tuner.c b/drivers/media/usb/dvb-usb-v2/mxl111sf-tuner.c index ef4c65f..879c529 100644 --- a/drivers/media/usb/dvb-usb-v2/mxl111sf-tuner.c +++ b/drivers/media/usb/dvb-usb-v2/mxl111sf-tuner.c @@ -31,8 +31,6 @@ MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))."); if (mxl111sf_tuner_debug) \ mxl_printk(KERN_DEBUG, fmt, ##arg) -#define err pr_err - /* ------------------------------------------------------------------------ */ struct mxl111sf_tuner_state { @@ -113,7 +111,7 @@ static struct mxl111sf_reg_ctrl_info *mxl111sf_calc_phy_tune_regs(u32 freq, filt_bw = 63; break; default: - err("%s: invalid bandwidth setting!", __func__); + pr_err("%s: invalid bandwidth setting!", __func__); return NULL; } @@ -304,12 +302,12 @@ static int mxl111sf_tuner_set_params(struct dvb_frontend *fe) bw = 8; break; default: - err("%s: bandwidth not set!", __func__); + pr_err("%s: bandwidth not set!", __func__); return -EINVAL; } break; default: - err("%s: modulation type not supported!", __func__); + pr_err("%s: modulation type not supported!", __func__); return -EINVAL; } ret = mxl1x1sf_tune_rf(fe, c->frequency, bw); diff --git a/drivers/media/usb/dvb-usb-v2/mxl111sf.c b/drivers/media/usb/dvb-usb-v2/mxl111sf.c index efdcb15..e97964e 100644 --- a/drivers/media/usb/dvb-usb-v2/mxl111sf.c +++ b/drivers/media/usb/dvb-usb-v2/mxl111sf.c @@ -52,12 +52,6 @@ MODULE_PARM_DESC(rfswitch, "force rf switch position (0=auto, 1=ext, 2=int)."); DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); -#define deb_info pr_debug -#define deb_reg pr_debug -#define deb_adv pr_debug -#define err pr_err -#define info pr_info - int mxl111sf_ctrl_msg(struct dvb_usb_device *d, u8 cmd, u8 *wbuf, int wlen, u8 *rbuf, int rlen) { @@ -65,7 +59,7 @@ int mxl111sf_ctrl_msg(struct dvb_usb_device *d, int ret; u8 sndbuf[1+wlen]; - deb_adv("%s(wlen = %d, rlen = %d)\n", __func__, wlen, rlen); + pr_debug("%s(wlen = %d, rlen = %d)\n", __func__, wlen, rlen); memset(sndbuf, 0, 1+wlen); @@ -98,12 +92,12 @@ int mxl111sf_read_reg(struct mxl111sf_state *state, u8 addr, u8 *data) if (buf[0] == addr) *data = buf[1]; else { - err("invalid response reading reg: 0x%02x != 0x%02x, 0x%02x", + pr_err("invalid response reading reg: 0x%02x != 0x%02x, 0x%02x", addr, buf[0], buf[1]); ret = -EINVAL; } - deb_reg("R: (0x%02x, 0x%02x)\n", addr, *data); + pr_debug("R: (0x%02x, 0x%02x)\n", addr, *data); fail: return ret; } @@ -113,11 +107,11 @@ int mxl111sf_write_reg(struct mxl111sf_state *state, u8 addr, u8 data) u8 buf[] = { addr, data }; int ret; - deb_reg("W: (0x%02x, 0x%02x)\n", addr, data); + pr_debug("W: (0x%02x, 0x%02x)\n", addr, data); ret = mxl111sf_ctrl_msg(state->d, MXL_CMD_REG_WRITE, buf, 2, NULL, 0); if (mxl_fail(ret)) - err("error writing reg: 0x%02x, val: 0x%02x", addr, data); + pr_err("error writing reg: 0x%02x, val: 0x%02x", addr, data); return ret; } @@ -134,7 +128,7 @@ int mxl111sf_write_reg_mask(struct mxl111sf_state *state, #if 1 /* dont know why this usually errors out on the first try */ if (mxl_fail(ret)) - err("error writing addr: 0x%02x, mask: 0x%02x, " + pr_err("error writing addr: 0x%02x, mask: 0x%02x, " "data: 0x%02x, retrying...", addr, mask, data); ret = mxl111sf_read_reg(state, addr, &val); @@ -167,7 +161,7 @@ int mxl111sf_ctrl_program_regs(struct mxl111sf_state *state, ctrl_reg_info[i].mask, ctrl_reg_info[i].data); if (mxl_fail(ret)) { - err("failed on reg #%d (0x%02x)", i, + pr_err("failed on reg #%d (0x%02x)", i, ctrl_reg_info[i].addr); break; } @@ -225,7 +219,7 @@ static int mxl1x1sf_get_chip_info(struct mxl111sf_state *state) mxl_rev = "UNKNOWN REVISION"; break; } - info("%s detected, %s (0x%x)", mxl_chip, mxl_rev, ver); + pr_info("%s detected, %s (0x%x)", mxl_chip, mxl_rev, ver); fail: return ret; } @@ -239,7 +233,7 @@ fail: " on first probe attempt"); \ ___ret = mxl1x1sf_get_chip_info(state); \ if (mxl_fail(___ret)) \ - err("failed to get chip info during probe"); \ + pr_err("failed to get chip info during probe"); \ else \ mxl_debug("probe needed a retry " \ "in order to succeed."); \ @@ -270,14 +264,14 @@ static int mxl111sf_adap_fe_init(struct dvb_frontend *fe) goto fail; } - deb_info("%s()\n", __func__); + pr_debug("%s()\n", __func__); mutex_lock(&state->fe_lock); state->alt_mode = adap_state->alt_mode; if (usb_set_interface(d->udev, 0, state->alt_mode) < 0) - err("set interface failed"); + pr_err("set interface failed"); err = mxl1x1sf_soft_reset(state); mxl_fail(err); @@ -326,7 +320,7 @@ static int mxl111sf_adap_fe_sleep(struct dvb_frontend *fe) goto fail; } - deb_info("%s()\n", __func__); + pr_debug("%s()\n", __func__); err = (adap_state->fe_sleep) ? adap_state->fe_sleep(fe) : 0; @@ -344,7 +338,7 @@ static int mxl111sf_ep6_streaming_ctrl(struct dvb_frontend *fe, int onoff) struct mxl111sf_adap_state *adap_state = &state->adap_state[fe->id]; int ret = 0; - deb_info("%s(%d)\n", __func__, onoff); + pr_debug("%s(%d)\n", __func__, onoff); if (onoff) { ret = mxl111sf_enable_usb_output(state); @@ -368,7 +362,7 @@ static int mxl111sf_ep5_streaming_ctrl(struct dvb_frontend *fe, int onoff) struct mxl111sf_state *state = fe_to_priv(fe); int ret = 0; - deb_info("%s(%d)\n", __func__, onoff); + pr_debug("%s(%d)\n", __func__, onoff); if (onoff) { ret = mxl111sf_enable_usb_output(state); @@ -394,7 +388,7 @@ static int mxl111sf_ep4_streaming_ctrl(struct dvb_frontend *fe, int onoff) struct mxl111sf_state *state = fe_to_priv(fe); int ret = 0; - deb_info("%s(%d)\n", __func__, onoff); + pr_debug("%s(%d)\n", __func__, onoff); if (onoff) { ret = mxl111sf_enable_usb_output(state); @@ -424,7 +418,7 @@ static int mxl111sf_lgdt3305_frontend_attach(struct dvb_usb_adapter *adap, u8 fe struct mxl111sf_adap_state *adap_state = &state->adap_state[fe_id]; int ret; - deb_adv("%s()\n", __func__); + pr_debug("%s()\n", __func__); /* save a pointer to the dvb_usb_device in device state */ state->d = d; @@ -432,7 +426,7 @@ static int mxl111sf_lgdt3305_frontend_attach(struct dvb_usb_adapter *adap, u8 fe state->alt_mode = adap_state->alt_mode; if (usb_set_interface(d->udev, 0, state->alt_mode) < 0) - err("set interface failed"); + pr_err("set interface failed"); state->gpio_mode = MXL111SF_GPIO_MOD_ATSC; adap_state->gpio_mode = state->gpio_mode; @@ -495,7 +489,7 @@ static int mxl111sf_lg2160_frontend_attach(struct dvb_usb_adapter *adap, u8 fe_i struct mxl111sf_adap_state *adap_state = &state->adap_state[fe_id]; int ret; - deb_adv("%s()\n", __func__); + pr_debug("%s()\n", __func__); /* save a pointer to the dvb_usb_device in device state */ state->d = d; @@ -503,7 +497,7 @@ static int mxl111sf_lg2160_frontend_attach(struct dvb_usb_adapter *adap, u8 fe_i state->alt_mode = adap_state->alt_mode; if (usb_set_interface(d->udev, 0, state->alt_mode) < 0) - err("set interface failed"); + pr_err("set interface failed"); state->gpio_mode = MXL111SF_GPIO_MOD_MH; adap_state->gpio_mode = state->gpio_mode; @@ -580,7 +574,7 @@ static int mxl111sf_lg2161_frontend_attach(struct dvb_usb_adapter *adap, u8 fe_i struct mxl111sf_adap_state *adap_state = &state->adap_state[fe_id]; int ret; - deb_adv("%s()\n", __func__); + pr_debug("%s()\n", __func__); /* save a pointer to the dvb_usb_device in device state */ state->d = d; @@ -588,7 +582,7 @@ static int mxl111sf_lg2161_frontend_attach(struct dvb_usb_adapter *adap, u8 fe_i state->alt_mode = adap_state->alt_mode; if (usb_set_interface(d->udev, 0, state->alt_mode) < 0) - err("set interface failed"); + pr_err("set interface failed"); state->gpio_mode = MXL111SF_GPIO_MOD_MH; adap_state->gpio_mode = state->gpio_mode; @@ -667,7 +661,7 @@ static int mxl111sf_lg2161_ep6_frontend_attach(struct dvb_usb_adapter *adap, u8 struct mxl111sf_adap_state *adap_state = &state->adap_state[fe_id]; int ret; - deb_adv("%s()\n", __func__); + pr_debug("%s()\n", __func__); /* save a pointer to the dvb_usb_device in device state */ state->d = d; @@ -675,7 +669,7 @@ static int mxl111sf_lg2161_ep6_frontend_attach(struct dvb_usb_adapter *adap, u8 state->alt_mode = adap_state->alt_mode; if (usb_set_interface(d->udev, 0, state->alt_mode) < 0) - err("set interface failed"); + pr_err("set interface failed"); state->gpio_mode = MXL111SF_GPIO_MOD_MH; adap_state->gpio_mode = state->gpio_mode; @@ -742,7 +736,7 @@ static int mxl111sf_attach_demod(struct dvb_usb_adapter *adap, u8 fe_id) struct mxl111sf_adap_state *adap_state = &state->adap_state[fe_id]; int ret; - deb_adv("%s()\n", __func__); + pr_debug("%s()\n", __func__); /* save a pointer to the dvb_usb_device in device state */ state->d = d; @@ -750,7 +744,7 @@ static int mxl111sf_attach_demod(struct dvb_usb_adapter *adap, u8 fe_id) state->alt_mode = adap_state->alt_mode; if (usb_set_interface(d->udev, 0, state->alt_mode) < 0) - err("set interface failed"); + pr_err("set interface failed"); state->gpio_mode = MXL111SF_GPIO_MOD_DVBT; adap_state->gpio_mode = state->gpio_mode; @@ -802,7 +796,7 @@ static inline int mxl111sf_set_ant_path(struct mxl111sf_state *state, } #define DbgAntHunt(x, pwr0, pwr1, pwr2, pwr3) \ - err("%s(%d) FINAL input set to %s rxPwr:%d|%d|%d|%d\n", \ + pr_err("%s(%d) FINAL input set to %s rxPwr:%d|%d|%d|%d\n", \ __func__, __LINE__, \ (ANT_PATH_EXTERNAL == x) ? "EXTERNAL" : "INTERNAL", \ pwr0, pwr1, pwr2, pwr3) @@ -868,7 +862,7 @@ static int mxl111sf_attach_tuner(struct dvb_usb_adapter *adap) struct mxl111sf_state *state = adap_to_priv(adap); int i; - deb_adv("%s()\n", __func__); + pr_debug("%s()\n", __func__); for (i = 0; i < state->num_frontends; i++) { if (dvb_attach(mxl111sf_tuner_attach, adap->fe[i], state, @@ -902,7 +896,7 @@ static int mxl111sf_init(struct dvb_usb_device *d) ret = get_chip_info(state); if (mxl_fail(ret)) - err("failed to get chip info during probe"); + pr_err("failed to get chip info during probe"); mutex_init(&state->fe_lock); @@ -950,7 +944,7 @@ static int mxl111sf_frontend_attach_mh(struct dvb_usb_adapter *adap) static int mxl111sf_frontend_attach_atsc_mh(struct dvb_usb_adapter *adap) { int ret; - deb_info("%s\n", __func__); + pr_debug("%s\n", __func__); ret = mxl111sf_lgdt3305_frontend_attach(adap, 0); if (ret < 0) @@ -970,7 +964,7 @@ static int mxl111sf_frontend_attach_atsc_mh(struct dvb_usb_adapter *adap) static int mxl111sf_frontend_attach_mercury(struct dvb_usb_adapter *adap) { int ret; - deb_info("%s\n", __func__); + pr_debug("%s\n", __func__); ret = mxl111sf_lgdt3305_frontend_attach(adap, 0); if (ret < 0) @@ -990,7 +984,7 @@ static int mxl111sf_frontend_attach_mercury(struct dvb_usb_adapter *adap) static int mxl111sf_frontend_attach_mercury_mh(struct dvb_usb_adapter *adap) { int ret; - deb_info("%s\n", __func__); + pr_debug("%s\n", __func__); ret = mxl111sf_attach_demod(adap, 0); if (ret < 0) @@ -1006,7 +1000,7 @@ static int mxl111sf_frontend_attach_mercury_mh(struct dvb_usb_adapter *adap) static void mxl111sf_stream_config_bulk(struct usb_data_stream_properties *stream, u8 endpoint) { - deb_info("%s: endpoint=%d size=8192\n", __func__, endpoint); + pr_debug("%s: endpoint=%d size=8192\n", __func__, endpoint); stream->type = USB_BULK; stream->count = 5; stream->endpoint = endpoint; @@ -1016,7 +1010,7 @@ static void mxl111sf_stream_config_bulk(struct usb_data_stream_properties *strea static void mxl111sf_stream_config_isoc(struct usb_data_stream_properties *stream, u8 endpoint, int framesperurb, int framesize) { - deb_info("%s: endpoint=%d size=%d\n", __func__, endpoint, + pr_debug("%s: endpoint=%d size=%d\n", __func__, endpoint, framesperurb * framesize); stream->type = USB_ISOC; stream->count = 5; @@ -1035,7 +1029,7 @@ static void mxl111sf_stream_config_isoc(struct usb_data_stream_properties *strea static int mxl111sf_get_stream_config_dvbt(struct dvb_frontend *fe, u8 *ts_type, struct usb_data_stream_properties *stream) { - deb_info("%s: fe=%d\n", __func__, fe->id); + pr_debug("%s: fe=%d\n", __func__, fe->id); *ts_type = DVB_USB_FE_TS_TYPE_188; if (dvb_usb_mxl111sf_isoc) @@ -1076,7 +1070,7 @@ static struct dvb_usb_device_properties mxl111sf_props_dvbt = { static int mxl111sf_get_stream_config_atsc(struct dvb_frontend *fe, u8 *ts_type, struct usb_data_stream_properties *stream) { - deb_info("%s: fe=%d\n", __func__, fe->id); + pr_debug("%s: fe=%d\n", __func__, fe->id); *ts_type = DVB_USB_FE_TS_TYPE_188; if (dvb_usb_mxl111sf_isoc) @@ -1117,7 +1111,7 @@ static struct dvb_usb_device_properties mxl111sf_props_atsc = { static int mxl111sf_get_stream_config_mh(struct dvb_frontend *fe, u8 *ts_type, struct usb_data_stream_properties *stream) { - deb_info("%s: fe=%d\n", __func__, fe->id); + pr_debug("%s: fe=%d\n", __func__, fe->id); *ts_type = DVB_USB_FE_TS_TYPE_RAW; if (dvb_usb_mxl111sf_isoc) @@ -1158,7 +1152,7 @@ static struct dvb_usb_device_properties mxl111sf_props_mh = { static int mxl111sf_get_stream_config_atsc_mh(struct dvb_frontend *fe, u8 *ts_type, struct usb_data_stream_properties *stream) { - deb_info("%s: fe=%d\n", __func__, fe->id); + pr_debug("%s: fe=%d\n", __func__, fe->id); if (fe->id == 0) { *ts_type = DVB_USB_FE_TS_TYPE_188; @@ -1184,7 +1178,7 @@ static int mxl111sf_get_stream_config_atsc_mh(struct dvb_frontend *fe, static int mxl111sf_streaming_ctrl_atsc_mh(struct dvb_frontend *fe, int onoff) { - deb_info("%s: fe=%d onoff=%d\n", __func__, fe->id, onoff); + pr_debug("%s: fe=%d onoff=%d\n", __func__, fe->id, onoff); if (fe->id == 0) return mxl111sf_ep6_streaming_ctrl(fe, onoff); @@ -1228,7 +1222,7 @@ static struct dvb_usb_device_properties mxl111sf_props_atsc_mh = { static int mxl111sf_get_stream_config_mercury(struct dvb_frontend *fe, u8 *ts_type, struct usb_data_stream_properties *stream) { - deb_info("%s: fe=%d\n", __func__, fe->id); + pr_debug("%s: fe=%d\n", __func__, fe->id); if (fe->id == 0) { *ts_type = DVB_USB_FE_TS_TYPE_188; @@ -1260,7 +1254,7 @@ static int mxl111sf_get_stream_config_mercury(struct dvb_frontend *fe, static int mxl111sf_streaming_ctrl_mercury(struct dvb_frontend *fe, int onoff) { - deb_info("%s: fe=%d onoff=%d\n", __func__, fe->id, onoff); + pr_debug("%s: fe=%d onoff=%d\n", __func__, fe->id, onoff); if (fe->id == 0) return mxl111sf_ep6_streaming_ctrl(fe, onoff); @@ -1306,7 +1300,7 @@ static struct dvb_usb_device_properties mxl111sf_props_mercury = { static int mxl111sf_get_stream_config_mercury_mh(struct dvb_frontend *fe, u8 *ts_type, struct usb_data_stream_properties *stream) { - deb_info("%s: fe=%d\n", __func__, fe->id); + pr_debug("%s: fe=%d\n", __func__, fe->id); if (fe->id == 0) { *ts_type = DVB_USB_FE_TS_TYPE_188; @@ -1332,7 +1326,7 @@ static int mxl111sf_get_stream_config_mercury_mh(struct dvb_frontend *fe, static int mxl111sf_streaming_ctrl_mercury_mh(struct dvb_frontend *fe, int onoff) { - deb_info("%s: fe=%d onoff=%d\n", __func__, fe->id, onoff); + pr_debug("%s: fe=%d onoff=%d\n", __func__, fe->id, onoff); if (fe->id == 0) return mxl111sf_ep4_streaming_ctrl(fe, onoff); diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c index 2cc8ec7..c0cd084 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c @@ -1041,67 +1041,34 @@ err: static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff) { int ret; - u8 val; dev_dbg(&d->udev->dev, "%s: onoff=%d\n", __func__, onoff); if (onoff) { - /* set output values */ - ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val); + /* GPIO3=1, GPIO4=0 */ + ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x08, 0x18); if (ret) goto err; - val |= 0x08; - val &= 0xef; - - ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val); + /* suspend? */ + ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL1, 0x00, 0x10); if (ret) goto err; - /* demod_ctl_1 */ - ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL1, &val); + /* enable PLL */ + ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x80, 0x80); if (ret) goto err; - val &= 0xef; - - ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL1, val); - if (ret) - goto err; - - /* demod control */ - /* PLL enable */ - ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val); - if (ret) - goto err; - - /* bit 7 to 1 */ - val |= 0x80; - - ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val); - if (ret) - goto err; - - ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val); - if (ret) - goto err; - - val |= 0x20; - - ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val); + /* disable reset */ + ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x20, 0x20); if (ret) goto err; mdelay(5); - /*enable ADC_Q and ADC_I */ - ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val); - if (ret) - goto err; - - val |= 0x48; - - ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val); + /* enable ADC */ + ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x48, 0x48); if (ret) goto err; @@ -1114,36 +1081,18 @@ static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff) if (ret) goto err; } else { - /* demod_ctl_1 */ - ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL1, &val); - if (ret) - goto err; - - val |= 0x0c; - - ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL1, val); - if (ret) - goto err; - - /* set output values */ - ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val); - if (ret) - goto err; - - val |= 0x10; - - ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val); + /* GPIO4=1 */ + ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x10, 0x10); if (ret) goto err; - /* demod control */ - ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val); + /* disable ADC */ + ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x48); if (ret) goto err; - val &= 0x37; - - ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val); + /* disable PLL */ + ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x80); if (ret) goto err; @@ -1242,42 +1191,47 @@ static int rtl2831u_get_rc_config(struct dvb_usb_device *d, return 0; } -#else - #define rtl2831u_get_rc_config NULL -#endif -#if IS_ENABLED(CONFIG_RC_CORE) static int rtl2832u_rc_query(struct dvb_usb_device *d) { - int ret, i; + int ret, i, len; struct rtl28xxu_priv *priv = d->priv; + struct ir_raw_event ev; u8 buf[128]; - int len; - struct rtl28xxu_reg_val rc_nec_tab[] = { - { IR_RX_CTRL, 0x20 }, - { IR_RX_BUF_CTRL, 0x80 }, - { IR_RX_IF, 0xff }, - { IR_RX_IE, 0xff }, - { IR_MAX_DURATION0, 0xd0 }, - { IR_MAX_DURATION1, 0x07 }, - { IR_IDLE_LEN0, 0xc0 }, - { IR_IDLE_LEN1, 0x00 }, - { IR_GLITCH_LEN, 0x03 }, - { IR_RX_CLK, 0x09 }, - { IR_RX_CFG, 0x1c }, - { IR_MAX_H_TOL_LEN, 0x1e }, - { IR_MAX_L_TOL_LEN, 0x1e }, - { IR_RX_CTRL, 0x80 }, + static const struct rtl28xxu_reg_val_mask refresh_tab[] = { + {IR_RX_IF, 0x03, 0xff}, + {IR_RX_BUF_CTRL, 0x80, 0xff}, + {IR_RX_CTRL, 0x80, 0xff}, }; /* init remote controller */ if (!priv->rc_active) { - for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) { - ret = rtl28xx_wr_reg(d, rc_nec_tab[i].reg, - rc_nec_tab[i].val); + static const struct rtl28xxu_reg_val_mask init_tab[] = { + {SYS_DEMOD_CTL1, 0x00, 0x04}, + {SYS_DEMOD_CTL1, 0x00, 0x08}, + {USB_CTRL, 0x20, 0x20}, + {SYS_GPIO_DIR, 0x00, 0x08}, + {SYS_GPIO_OUT_EN, 0x08, 0x08}, + {SYS_GPIO_OUT_VAL, 0x08, 0x08}, + {IR_MAX_DURATION0, 0xd0, 0xff}, + {IR_MAX_DURATION1, 0x07, 0xff}, + {IR_IDLE_LEN0, 0xc0, 0xff}, + {IR_IDLE_LEN1, 0x00, 0xff}, + {IR_GLITCH_LEN, 0x03, 0xff}, + {IR_RX_CLK, 0x09, 0xff}, + {IR_RX_CFG, 0x1c, 0xff}, + {IR_MAX_H_TOL_LEN, 0x1e, 0xff}, + {IR_MAX_L_TOL_LEN, 0x1e, 0xff}, + {IR_RX_CTRL, 0x80, 0xff}, + }; + + for (i = 0; i < ARRAY_SIZE(init_tab); i++) { + ret = rtl28xx_wr_reg_mask(d, init_tab[i].reg, + init_tab[i].val, init_tab[i].mask); if (ret) goto err; } + priv->rc_active = true; } @@ -1293,14 +1247,32 @@ static int rtl2832u_rc_query(struct dvb_usb_device *d) goto err; len = buf[0]; + + /* read raw code from hw */ ret = rtl2831_rd_regs(d, IR_RX_BUF, buf, len); + if (ret) + goto err; - /* TODO: pass raw IR to Kernel IR decoder */ + /* let hw receive new code */ + for (i = 0; i < ARRAY_SIZE(refresh_tab); i++) { + ret = rtl28xx_wr_reg_mask(d, refresh_tab[i].reg, + refresh_tab[i].val, refresh_tab[i].mask); + if (ret) + goto err; + } - ret = rtl28xx_wr_reg(d, IR_RX_IF, 0x03); - ret = rtl28xx_wr_reg(d, IR_RX_BUF_CTRL, 0x80); - ret = rtl28xx_wr_reg(d, IR_RX_CTRL, 0x80); + /* pass data to Kernel IR decoder */ + init_ir_raw_event(&ev); + for (i = 0; i < len; i++) { + ev.pulse = buf[i] >> 7; + ev.duration = 50800 * (buf[i] & 0x7f); + ir_raw_event_store_with_filter(d->rc_dev, &ev); + } + + /* 'flush' ir_raw_event_store_with_filter() */ + ir_raw_event_set_idle(d->rc_dev, true); + ir_raw_event_handle(d->rc_dev); exit: return ret; err: @@ -1311,15 +1283,19 @@ err: static int rtl2832u_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc) { - rc->map_name = RC_MAP_EMPTY; - rc->allowed_protos = RC_BIT_NEC; + /* load empty to enable rc */ + if (!rc->map_name) + rc->map_name = RC_MAP_EMPTY; + rc->allowed_protos = RC_BIT_ALL; + rc->driver_type = RC_DRIVER_IR_RAW; rc->query = rtl2832u_rc_query; rc->interval = 400; return 0; } #else - #define rtl2832u_get_rc_config NULL +#define rtl2831u_get_rc_config NULL +#define rtl2832u_get_rc_config NULL #endif static const struct dvb_usb_device_properties rtl2831u_props = { @@ -1379,7 +1355,7 @@ static const struct usb_device_id rtl28xxu_id_table[] = { { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838, &rtl2832u_props, "Realtek RTL2832U reference design", NULL) }, { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1, - &rtl2832u_props, "TerraTec Cinergy T Stick Black", NULL) }, + &rtl2832u_props, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM) }, { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_DELOCK_USB2_DVBT, &rtl2832u_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) }, { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK, @@ -1403,11 +1379,15 @@ static const struct usb_device_id rtl28xxu_id_table[] = { { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd393, &rtl2832u_props, "GIGABYTE U7300", NULL) }, { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1104, - &rtl2832u_props, "Digivox Micro Hd", NULL) }, + &rtl2832u_props, "MSI DIGIVOX Micro HD", NULL) }, { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0620, &rtl2832u_props, "Compro VideoMate U620F", NULL) }, { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd394, &rtl2832u_props, "MaxMedia HU394-T", NULL) }, + { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a03, + &rtl2832u_props, "Leadtek WinFast DTV Dongle mini", NULL) }, + { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A, + &rtl2832u_props, "Crypto ReDi PC 50 A", NULL) }, { } }; MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table); diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.h b/drivers/media/usb/dvb-usb-v2/rtl28xxu.h index 533a331..729b354 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.h +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.h @@ -97,6 +97,12 @@ struct rtl28xxu_reg_val { u8 val; }; +struct rtl28xxu_reg_val_mask { + u16 reg; + u8 val; + u8 mask; +}; + /* * memory map * diff --git a/drivers/media/usb/dvb-usb/az6027.c b/drivers/media/usb/dvb-usb/az6027.c index 91e0119..ea2d5ee 100644 --- a/drivers/media/usb/dvb-usb/az6027.c +++ b/drivers/media/usb/dvb-usb/az6027.c @@ -264,7 +264,7 @@ struct stb0899_config az6027_stb0899_config = { .demod_address = 0xd0, /* 0x68, 0xd0 >> 1 */ .xtal_freq = 27000000, - .inversion = IQ_SWAP_ON, /* 1 */ + .inversion = IQ_SWAP_ON, .lo_clk = 76500000, .hi_clk = 99000000, diff --git a/drivers/media/usb/dvb-usb/pctv452e.c b/drivers/media/usb/dvb-usb/pctv452e.c index d1ddfa1..449a996 100644 --- a/drivers/media/usb/dvb-usb/pctv452e.c +++ b/drivers/media/usb/dvb-usb/pctv452e.c @@ -828,7 +828,7 @@ static struct stb0899_config stb0899_config = { .block_sync_mode = STB0899_SYNC_FORCED, /* ? */ .xtal_freq = 27000000, /* Assume Hz ? */ - .inversion = IQ_SWAP_ON, /* ? */ + .inversion = IQ_SWAP_ON, .lo_clk = 76500000, .hi_clk = 99000000, diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c index 83bfbe4..dc65742 100644 --- a/drivers/media/usb/em28xx/em28xx-cards.c +++ b/drivers/media/usb/em28xx/em28xx-cards.c @@ -37,7 +37,6 @@ #include #include #include -#include #include "em28xx.h" @@ -83,26 +82,26 @@ static void em28xx_pre_card_setup(struct em28xx *dev); /* Reset for the most [analog] boards */ static struct em28xx_reg_seq default_analog[] = { - {EM28XX_R08_GPIO, 0x6d, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10}, { -1, -1, -1, -1}, }; /* Reset for the most [digital] boards */ static struct em28xx_reg_seq default_digital[] = { - {EM28XX_R08_GPIO, 0x6e, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10}, { -1, -1, -1, -1}, }; /* Board Hauppauge WinTV HVR 900 analog */ static struct em28xx_reg_seq hauppauge_wintv_hvr_900_analog[] = { - {EM28XX_R08_GPIO, 0x2d, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x2d, ~EM_GPIO_4, 10}, {0x05, 0xff, 0x10, 10}, { -1, -1, -1, -1}, }; /* Board Hauppauge WinTV HVR 900 digital */ static struct em28xx_reg_seq hauppauge_wintv_hvr_900_digital[] = { - {EM28XX_R08_GPIO, 0x2e, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x2e, ~EM_GPIO_4, 10}, {EM2880_R04_GPO, 0x04, 0x0f, 10}, {EM2880_R04_GPO, 0x0c, 0x0f, 10}, { -1, -1, -1, -1}, @@ -110,14 +109,14 @@ static struct em28xx_reg_seq hauppauge_wintv_hvr_900_digital[] = { /* Board Hauppauge WinTV HVR 900 (R2) digital */ static struct em28xx_reg_seq hauppauge_wintv_hvr_900R2_digital[] = { - {EM28XX_R08_GPIO, 0x2e, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x2e, ~EM_GPIO_4, 10}, {EM2880_R04_GPO, 0x0c, 0x0f, 10}, { -1, -1, -1, -1}, }; /* Boards - EM2880 MSI DIGIVOX AD and EM2880_BOARD_MSI_DIGIVOX_AD_II */ static struct em28xx_reg_seq em2880_msi_digivox_ad_analog[] = { - {EM28XX_R08_GPIO, 0x69, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x69, ~EM_GPIO_4, 10}, { -1, -1, -1, -1}, }; @@ -128,11 +127,11 @@ static struct em28xx_reg_seq em2880_msi_digivox_ad_analog[] = { /* Board - EM2882 Kworld 315U digital */ static struct em28xx_reg_seq em2882_kworld_315u_digital[] = { - {EM28XX_R08_GPIO, 0xff, 0xff, 10}, - {EM28XX_R08_GPIO, 0xfe, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0xfe, 0xff, 10}, {EM2880_R04_GPO, 0x04, 0xff, 10}, {EM2880_R04_GPO, 0x0c, 0xff, 10}, - {EM28XX_R08_GPIO, 0x7e, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0x7e, 0xff, 10}, { -1, -1, -1, -1}, }; @@ -145,13 +144,13 @@ static struct em28xx_reg_seq em2882_kworld_315u_tuner_gpio[] = { }; static struct em28xx_reg_seq kworld_330u_analog[] = { - {EM28XX_R08_GPIO, 0x6d, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10}, {EM2880_R04_GPO, 0x00, 0xff, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq kworld_330u_digital[] = { - {EM28XX_R08_GPIO, 0x6e, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10}, {EM2880_R04_GPO, 0x08, 0xff, 10}, { -1, -1, -1, -1}, }; @@ -163,12 +162,12 @@ static struct em28xx_reg_seq kworld_330u_digital[] = { GOP3 - s5h1409 reset */ static struct em28xx_reg_seq evga_indtube_analog[] = { - {EM28XX_R08_GPIO, 0x79, 0xff, 60}, + {EM2820_R08_GPIO_CTRL, 0x79, 0xff, 60}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq evga_indtube_digital[] = { - {EM28XX_R08_GPIO, 0x7a, 0xff, 1}, + {EM2820_R08_GPIO_CTRL, 0x7a, 0xff, 1}, {EM2880_R04_GPO, 0x04, 0xff, 10}, {EM2880_R04_GPO, 0x0c, 0xff, 1}, { -1, -1, -1, -1}, @@ -186,31 +185,31 @@ static struct em28xx_reg_seq evga_indtube_digital[] = { * EM_GPIO_7 - currently unknown */ static struct em28xx_reg_seq kworld_a340_digital[] = { - {EM28XX_R08_GPIO, 0x6d, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10}, { -1, -1, -1, -1}, }; /* Pinnacle Hybrid Pro eb1a:2881 */ static struct em28xx_reg_seq pinnacle_hybrid_pro_analog[] = { - {EM28XX_R08_GPIO, 0xfd, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0xfd, ~EM_GPIO_4, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq pinnacle_hybrid_pro_digital[] = { - {EM28XX_R08_GPIO, 0x6e, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10}, {EM2880_R04_GPO, 0x04, 0xff, 100},/* zl10353 reset */ {EM2880_R04_GPO, 0x0c, 0xff, 1}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq terratec_cinergy_USB_XS_FR_analog[] = { - {EM28XX_R08_GPIO, 0x6d, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10}, {EM2880_R04_GPO, 0x00, 0xff, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq terratec_cinergy_USB_XS_FR_digital[] = { - {EM28XX_R08_GPIO, 0x6e, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10}, {EM2880_R04_GPO, 0x08, 0xff, 10}, { -1, -1, -1, -1}, }; @@ -219,66 +218,66 @@ static struct em28xx_reg_seq terratec_cinergy_USB_XS_FR_digital[] = { GPIO4 - CU1216L NIM Other GPIOs seems to be don't care. */ static struct em28xx_reg_seq reddo_dvb_c_usb_box[] = { - {EM28XX_R08_GPIO, 0xfe, 0xff, 10}, - {EM28XX_R08_GPIO, 0xde, 0xff, 10}, - {EM28XX_R08_GPIO, 0xfe, 0xff, 10}, - {EM28XX_R08_GPIO, 0xff, 0xff, 10}, - {EM28XX_R08_GPIO, 0x7f, 0xff, 10}, - {EM28XX_R08_GPIO, 0x6f, 0xff, 10}, - {EM28XX_R08_GPIO, 0xff, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0xfe, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0xde, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0xfe, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0x7f, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0x6f, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, {-1, -1, -1, -1}, }; /* Callback for the most boards */ static struct em28xx_reg_seq default_tuner_gpio[] = { - {EM28XX_R08_GPIO, EM_GPIO_4, EM_GPIO_4, 10}, - {EM28XX_R08_GPIO, 0, EM_GPIO_4, 10}, - {EM28XX_R08_GPIO, EM_GPIO_4, EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, EM_GPIO_4, EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0, EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, EM_GPIO_4, EM_GPIO_4, 10}, { -1, -1, -1, -1}, }; /* Mute/unmute */ static struct em28xx_reg_seq compro_unmute_tv_gpio[] = { - {EM28XX_R08_GPIO, 5, 7, 10}, + {EM2820_R08_GPIO_CTRL, 5, 7, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq compro_unmute_svid_gpio[] = { - {EM28XX_R08_GPIO, 4, 7, 10}, + {EM2820_R08_GPIO_CTRL, 4, 7, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq compro_mute_gpio[] = { - {EM28XX_R08_GPIO, 6, 7, 10}, + {EM2820_R08_GPIO_CTRL, 6, 7, 10}, { -1, -1, -1, -1}, }; /* Terratec AV350 */ static struct em28xx_reg_seq terratec_av350_mute_gpio[] = { - {EM28XX_R08_GPIO, 0xff, 0x7f, 10}, + {EM2820_R08_GPIO_CTRL, 0xff, 0x7f, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq terratec_av350_unmute_gpio[] = { - {EM28XX_R08_GPIO, 0xff, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq silvercrest_reg_seq[] = { - {EM28XX_R08_GPIO, 0xff, 0xff, 10}, - {EM28XX_R08_GPIO, 0x01, 0xf7, 10}, + {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, + {EM2820_R08_GPIO_CTRL, 0x01, 0xf7, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq vc211a_enable[] = { - {EM28XX_R08_GPIO, 0xff, 0x07, 10}, - {EM28XX_R08_GPIO, 0xff, 0x0f, 10}, - {EM28XX_R08_GPIO, 0xff, 0x0b, 10}, + {EM2820_R08_GPIO_CTRL, 0xff, 0x07, 10}, + {EM2820_R08_GPIO_CTRL, 0xff, 0x0f, 10}, + {EM2820_R08_GPIO_CTRL, 0xff, 0x0b, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq dikom_dk300_digital[] = { - {EM28XX_R08_GPIO, 0x6e, ~EM_GPIO_4, 10}, + {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10}, {EM2880_R04_GPO, 0x08, 0xff, 10}, { -1, -1, -1, -1}, }; @@ -286,14 +285,14 @@ static struct em28xx_reg_seq dikom_dk300_digital[] = { /* Reset for the most [digital] boards */ static struct em28xx_reg_seq leadership_digital[] = { - {EM2874_R80_GPIO, 0x70, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0x70, 0xff, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq leadership_reset[] = { - {EM2874_R80_GPIO, 0xf0, 0xff, 10}, - {EM2874_R80_GPIO, 0xb0, 0xff, 10}, - {EM2874_R80_GPIO, 0xf0, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xf0, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xb0, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xf0, 0xff, 10}, { -1, -1, -1, -1}, }; @@ -302,25 +301,25 @@ static struct em28xx_reg_seq leadership_reset[] = { * GPIO_7 - LED */ static struct em28xx_reg_seq pctv_290e[] = { - {EM2874_R80_GPIO, 0x00, 0xff, 80}, - {EM2874_R80_GPIO, 0x40, 0xff, 80}, /* GPIO_6 = 1 */ - {EM2874_R80_GPIO, 0xc0, 0xff, 80}, /* GPIO_7 = 1 */ + {EM2874_R80_GPIO_P0_CTRL, 0x00, 0xff, 80}, + {EM2874_R80_GPIO_P0_CTRL, 0x40, 0xff, 80}, /* GPIO_6 = 1 */ + {EM2874_R80_GPIO_P0_CTRL, 0xc0, 0xff, 80}, /* GPIO_7 = 1 */ {-1, -1, -1, -1}, }; #if 0 static struct em28xx_reg_seq terratec_h5_gpio[] = { - {EM28XX_R08_GPIO, 0xff, 0xff, 10}, - {EM2874_R80_GPIO, 0xf6, 0xff, 100}, - {EM2874_R80_GPIO, 0xf2, 0xff, 50}, - {EM2874_R80_GPIO, 0xf6, 0xff, 50}, + {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50}, + {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq terratec_h5_digital[] = { - {EM2874_R80_GPIO, 0xf6, 0xff, 10}, - {EM2874_R80_GPIO, 0xe6, 0xff, 100}, - {EM2874_R80_GPIO, 0xa6, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 10}, { -1, -1, -1, -1}, }; #endif @@ -336,51 +335,52 @@ static struct em28xx_reg_seq terratec_h5_digital[] = { * GPIO_7 - LED (green LED) */ static struct em28xx_reg_seq pctv_460e[] = { - {EM2874_R80_GPIO, 0x01, 0xff, 50}, + {EM2874_R80_GPIO_P0_CTRL, 0x01, 0xff, 50}, {0x0d, 0xff, 0xff, 50}, - {EM2874_R80_GPIO, 0x41, 0xff, 50}, /* GPIO_6=1 */ + {EM2874_R80_GPIO_P0_CTRL, 0x41, 0xff, 50}, /* GPIO_6=1 */ {0x0d, 0x42, 0xff, 50}, - {EM2874_R80_GPIO, 0x61, 0xff, 50}, /* GPIO_5=1 */ + {EM2874_R80_GPIO_P0_CTRL, 0x61, 0xff, 50}, /* GPIO_5=1 */ { -1, -1, -1, -1}, }; static struct em28xx_reg_seq c3tech_digital_duo_digital[] = { - {EM2874_R80_GPIO, 0xff, 0xff, 10}, - {EM2874_R80_GPIO, 0xfd, 0xff, 10}, /* xc5000 reset */ - {EM2874_R80_GPIO, 0xf9, 0xff, 35}, - {EM2874_R80_GPIO, 0xfd, 0xff, 10}, - {EM2874_R80_GPIO, 0xff, 0xff, 10}, - {EM2874_R80_GPIO, 0xfe, 0xff, 10}, - {EM2874_R80_GPIO, 0xbe, 0xff, 10}, - {EM2874_R80_GPIO, 0xfe, 0xff, 20}, + {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 10}, /* xc5000 reset */ + {EM2874_R80_GPIO_P0_CTRL, 0xf9, 0xff, 35}, + {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xfe, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xbe, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xfe, 0xff, 20}, { -1, -1, -1, -1}, }; #if 0 static struct em28xx_reg_seq hauppauge_930c_gpio[] = { - {EM2874_R80_GPIO, 0x6f, 0xff, 10}, - {EM2874_R80_GPIO, 0x4f, 0xff, 10}, /* xc5000 reset */ - {EM2874_R80_GPIO, 0x6f, 0xff, 10}, - {EM2874_R80_GPIO, 0x4f, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0x6f, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0x4f, 0xff, 10}, /* xc5000 reset */ + {EM2874_R80_GPIO_P0_CTRL, 0x6f, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0x4f, 0xff, 10}, { -1, -1, -1, -1}, }; static struct em28xx_reg_seq hauppauge_930c_digital[] = { - {EM2874_R80_GPIO, 0xf6, 0xff, 10}, - {EM2874_R80_GPIO, 0xe6, 0xff, 100}, - {EM2874_R80_GPIO, 0xa6, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 10}, { -1, -1, -1, -1}, }; #endif /* 1b80:e425 MaxMedia UB425-TC + * 1b80:e1cc Delock 61959 * GPIO_6 - demod reset, 0=active * GPIO_7 - LED, 0=active */ static struct em28xx_reg_seq maxmedia_ub425_tc[] = { - {EM2874_R80_GPIO, 0x83, 0xff, 100}, - {EM2874_R80_GPIO, 0xc3, 0xff, 100}, /* GPIO_6 = 1 */ - {EM2874_R80_GPIO, 0x43, 0xff, 000}, /* GPIO_7 = 0 */ + {EM2874_R80_GPIO_P0_CTRL, 0x83, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xc3, 0xff, 100}, /* GPIO_6 = 1 */ + {EM2874_R80_GPIO_P0_CTRL, 0x43, 0xff, 000}, /* GPIO_7 = 0 */ {-1, -1, -1, -1}, }; @@ -391,9 +391,9 @@ static struct em28xx_reg_seq maxmedia_ub425_tc[] = { * GPIO_7: LED, 1=active */ static struct em28xx_reg_seq pctv_510e[] = { - {EM2874_R80_GPIO, 0x10, 0xff, 100}, - {EM2874_R80_GPIO, 0x14, 0xff, 100}, /* GPIO_2 = 1 */ - {EM2874_R80_GPIO, 0x54, 0xff, 050}, /* GPIO_6 = 1 */ + {EM2874_R80_GPIO_P0_CTRL, 0x10, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0x14, 0xff, 100}, /* GPIO_2 = 1 */ + {EM2874_R80_GPIO_P0_CTRL, 0x54, 0xff, 050}, /* GPIO_6 = 1 */ { -1, -1, -1, -1}, }; @@ -404,10 +404,10 @@ static struct em28xx_reg_seq pctv_510e[] = { * GPIO_7: LED, 1=active */ static struct em28xx_reg_seq pctv_520e[] = { - {EM2874_R80_GPIO, 0x10, 0xff, 100}, - {EM2874_R80_GPIO, 0x14, 0xff, 100}, /* GPIO_2 = 1 */ - {EM2874_R80_GPIO, 0x54, 0xff, 050}, /* GPIO_6 = 1 */ - {EM2874_R80_GPIO, 0xd4, 0xff, 000}, /* GPIO_7 = 1 */ + {EM2874_R80_GPIO_P0_CTRL, 0x10, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0x14, 0xff, 100}, /* GPIO_2 = 1 */ + {EM2874_R80_GPIO_P0_CTRL, 0x54, 0xff, 050}, /* GPIO_6 = 1 */ + {EM2874_R80_GPIO_P0_CTRL, 0xd4, 0xff, 000}, /* GPIO_7 = 1 */ { -1, -1, -1, -1}, }; @@ -2017,6 +2017,19 @@ struct em28xx_board em28xx_boards[] = { .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_400_KHZ, }, + /* 1b80:e1cc Delock 61959 + * Empia EM2874B + Micronas DRX 3913KA2 + NXP TDA18271HDC2 + * mostly the same as MaxMedia UB-425-TC but different remote */ + [EM2874_BOARD_DELOCK_61959] = { + .name = "Delock 61959", + .tuner_type = TUNER_ABSENT, + .tuner_gpio = maxmedia_ub425_tc, + .has_dvb = 1, + .ir_codes = RC_MAP_DELOCK_61959, + .def_i2c_bus = 1, + .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE | + EM28XX_I2C_FREQ_400_KHZ, + }, }; const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards); @@ -2178,6 +2191,8 @@ struct usb_device_id em28xx_id_table[] = { .driver_info = EM2884_BOARD_PCTV_510E }, { USB_DEVICE(0x2013, 0x0251), .driver_info = EM2884_BOARD_PCTV_520E }, + { USB_DEVICE(0x1b80, 0xe1cc), + .driver_info = EM2874_BOARD_DELOCK_61959 }, { }, }; MODULE_DEVICE_TABLE(usb, em28xx_id_table); @@ -2284,9 +2299,9 @@ static void em28xx_pre_card_setup(struct em28xx *dev) break; case EM2861_BOARD_KWORLD_PVRTV_300U: case EM2880_BOARD_KWORLD_DVB_305U: - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0x6d); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0x6d); msleep(10); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0x7d); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0x7d); msleep(10); break; case EM2870_BOARD_COMPRO_VIDEOMATE: @@ -2296,45 +2311,45 @@ static void em28xx_pre_card_setup(struct em28xx *dev) msleep(10); em28xx_write_reg(dev, EM2880_R04_GPO, 0x01); msleep(10); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd); mdelay(70); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfc); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfc); mdelay(70); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xdc); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xdc); mdelay(70); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfc); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfc); mdelay(70); break; case EM2870_BOARD_TERRATEC_XS_MT2060: /* this device needs some gpio writes to get the DVB-T demod work */ - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe); mdelay(70); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xde); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xde); mdelay(70); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe); mdelay(70); break; case EM2870_BOARD_PINNACLE_PCTV_DVB: /* this device needs some gpio writes to get the DVB-T demod work */ - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe); mdelay(70); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xde); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xde); mdelay(70); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe); mdelay(70); break; case EM2820_BOARD_GADMEI_UTV310: case EM2820_BOARD_MSI_VOX_USB_2: /* enables audio for that devices */ - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd); break; case EM2882_BOARD_KWORLD_ATSC_315U: - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff); msleep(10); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe); msleep(10); em28xx_write_reg(dev, EM2880_R04_GPO, 0x00); msleep(10); @@ -2360,13 +2375,13 @@ static void em28xx_pre_card_setup(struct em28xx *dev) break; case EM2820_BOARD_IODATA_GVMVP_SZ: - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff); msleep(70); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf7); msleep(10); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe); msleep(70); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd); msleep(70); break; } @@ -2653,7 +2668,7 @@ static void em28xx_card_setup(struct em28xx *dev) dev->tuner_type = tv.tuner_type; - if (tv.audio_processor == V4L2_IDENT_MSPX4XX) { + if (tv.audio_processor == TVEEPROM_AUDPROC_MSP) { dev->i2s_speed = 2048000; dev->board.has_msp34xx = 1; } @@ -2662,12 +2677,12 @@ static void em28xx_card_setup(struct em28xx *dev) case EM2882_BOARD_KWORLD_ATSC_315U: em28xx_write_reg(dev, 0x0d, 0x42); msleep(10); - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd); msleep(10); break; case EM2820_BOARD_KWORLD_PVRTV2800RF: /* GPIO enables sound on KWORLD PVR TV 2800RF */ - em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf9); + em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf9); break; case EM2820_BOARD_UNKNOWN: case EM2800_BOARD_UNKNOWN: @@ -2881,10 +2896,6 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, em28xx_set_model(dev); - /* Set the default GPO/GPIO for legacy devices */ - dev->reg_gpo_num = EM2880_R04_GPO; - dev->reg_gpio_num = EM28XX_R08_GPIO; - dev->wait_after_write = 5; /* Based on the Chip ID, set the device configuration */ @@ -2932,13 +2943,11 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, break; case CHIP_ID_EM2874: chip_name = "em2874"; - dev->reg_gpio_num = EM2874_R80_GPIO; dev->wait_after_write = 0; dev->eeprom_addrwidth_16bit = 1; break; case CHIP_ID_EM28174: chip_name = "em28174"; - dev->reg_gpio_num = EM2874_R80_GPIO; dev->wait_after_write = 0; dev->eeprom_addrwidth_16bit = 1; break; @@ -2948,7 +2957,6 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, break; case CHIP_ID_EM2884: chip_name = "em2884"; - dev->reg_gpio_num = EM2874_R80_GPIO; dev->wait_after_write = 0; dev->eeprom_addrwidth_16bit = 1; break; @@ -2977,11 +2985,6 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, return 0; } - /* Prepopulate cached GPO register content */ - retval = em28xx_read_reg(dev, dev->reg_gpo_num); - if (retval >= 0) - dev->reg_gpo = retval; - em28xx_pre_card_setup(dev); if (!dev->board.is_em2800) { @@ -3071,7 +3074,7 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, if (dev->board.has_msp34xx) { /* Send a reset to other chips via gpio */ - retval = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7); + retval = em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf7); if (retval < 0) { em28xx_errdev("%s: em28xx_write_reg - " "msp34xx(1) failed! error [%d]\n", @@ -3080,7 +3083,7 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, } msleep(3); - retval = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff); + retval = em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff); if (retval < 0) { em28xx_errdev("%s: em28xx_write_reg - " "msp34xx(2) failed! error [%d]\n", diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c index a802128..fc157af 100644 --- a/drivers/media/usb/em28xx/em28xx-core.c +++ b/drivers/media/usb/em28xx/em28xx-core.c @@ -193,23 +193,7 @@ int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf, int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len) { - int rc; - - rc = em28xx_write_regs_req(dev, USB_REQ_GET_STATUS, reg, buf, len); - - /* Stores GPO/GPIO values at the cache, if changed - Only write values should be stored, since input on a GPIO - register will return the input bits. - Not sure what happens on reading GPO register. - */ - if (rc >= 0) { - if (reg == dev->reg_gpo_num) - dev->reg_gpo = buf[0]; - else if (reg == dev->reg_gpio_num) - dev->reg_gpio = buf[0]; - } - - return rc; + return em28xx_write_regs_req(dev, USB_REQ_GET_STATUS, reg, buf, len); } EXPORT_SYMBOL_GPL(em28xx_write_regs); @@ -231,14 +215,7 @@ int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val, int oldval; u8 newval; - /* Uses cache for gpo/gpio registers */ - if (reg == dev->reg_gpo_num) - oldval = dev->reg_gpo; - else if (reg == dev->reg_gpio_num) - oldval = dev->reg_gpio; - else - oldval = em28xx_read_reg(dev, reg); - + oldval = em28xx_read_reg(dev, reg); if (oldval < 0) return oldval; diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c index b22f8fe..bb1e8dc 100644 --- a/drivers/media/usb/em28xx/em28xx-dvb.c +++ b/drivers/media/usb/em28xx/em28xx-dvb.c @@ -421,23 +421,23 @@ static void hauppauge_hvr930c_init(struct em28xx *dev) int i; struct em28xx_reg_seq hauppauge_hvr930c_init[] = { - {EM2874_R80_GPIO, 0xff, 0xff, 0x65}, - {EM2874_R80_GPIO, 0xfb, 0xff, 0x32}, - {EM2874_R80_GPIO, 0xff, 0xff, 0xb8}, + {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65}, + {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32}, + {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8}, { -1, -1, -1, -1}, }; struct em28xx_reg_seq hauppauge_hvr930c_end[] = { - {EM2874_R80_GPIO, 0xef, 0xff, 0x01}, - {EM2874_R80_GPIO, 0xaf, 0xff, 0x65}, - {EM2874_R80_GPIO, 0xef, 0xff, 0x76}, - {EM2874_R80_GPIO, 0xef, 0xff, 0x01}, - {EM2874_R80_GPIO, 0xcf, 0xff, 0x0b}, - {EM2874_R80_GPIO, 0xef, 0xff, 0x40}, - - {EM2874_R80_GPIO, 0xcf, 0xff, 0x65}, - {EM2874_R80_GPIO, 0xef, 0xff, 0x65}, - {EM2874_R80_GPIO, 0xcf, 0xff, 0x0b}, - {EM2874_R80_GPIO, 0xef, 0xff, 0x65}, + {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, + {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65}, + {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76}, + {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01}, + {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, + {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40}, + + {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65}, + {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, + {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b}, + {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65}, { -1, -1, -1, -1}, }; @@ -487,16 +487,16 @@ static void terratec_h5_init(struct em28xx *dev) { int i; struct em28xx_reg_seq terratec_h5_init[] = { - {EM28XX_R08_GPIO, 0xff, 0xff, 10}, - {EM2874_R80_GPIO, 0xf6, 0xff, 100}, - {EM2874_R80_GPIO, 0xf2, 0xff, 50}, - {EM2874_R80_GPIO, 0xf6, 0xff, 100}, + {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50}, + {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, { -1, -1, -1, -1}, }; struct em28xx_reg_seq terratec_h5_end[] = { - {EM2874_R80_GPIO, 0xe6, 0xff, 100}, - {EM2874_R80_GPIO, 0xa6, 0xff, 50}, - {EM2874_R80_GPIO, 0xe6, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, + {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, { -1, -1, -1, -1}, }; struct { @@ -543,15 +543,15 @@ static void terratec_htc_stick_init(struct em28xx *dev) * 0xb6: unknown (does not affect DVB-T). */ struct em28xx_reg_seq terratec_htc_stick_init[] = { - {EM28XX_R08_GPIO, 0xff, 0xff, 10}, - {EM2874_R80_GPIO, 0xf6, 0xff, 100}, - {EM2874_R80_GPIO, 0xe6, 0xff, 50}, - {EM2874_R80_GPIO, 0xf6, 0xff, 100}, + {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50}, + {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100}, { -1, -1, -1, -1}, }; struct em28xx_reg_seq terratec_htc_stick_end[] = { - {EM2874_R80_GPIO, 0xb6, 0xff, 100}, - {EM2874_R80_GPIO, 0xf6, 0xff, 50}, + {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50}, { -1, -1, -1, -1}, }; @@ -590,16 +590,16 @@ static void terratec_htc_usb_xs_init(struct em28xx *dev) int i; struct em28xx_reg_seq terratec_htc_usb_xs_init[] = { - {EM28XX_R08_GPIO, 0xff, 0xff, 10}, - {EM2874_R80_GPIO, 0xb2, 0xff, 100}, - {EM2874_R80_GPIO, 0xb2, 0xff, 50}, - {EM2874_R80_GPIO, 0xb6, 0xff, 100}, + {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50}, + {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100}, { -1, -1, -1, -1}, }; struct em28xx_reg_seq terratec_htc_usb_xs_end[] = { - {EM2874_R80_GPIO, 0xa6, 0xff, 100}, - {EM2874_R80_GPIO, 0xa6, 0xff, 50}, - {EM2874_R80_GPIO, 0xe6, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50}, + {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100}, { -1, -1, -1, -1}, }; @@ -1216,6 +1216,7 @@ static int em28xx_dvb_init(struct em28xx *dev) dvb_attach(a8293_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], &em28xx_a8293_config); break; + case EM2874_BOARD_DELOCK_61959: case EM2874_BOARD_MAXMEDIA_UB425_TC: /* attach demodulator */ dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk, @@ -1235,8 +1236,8 @@ static int em28xx_dvb_init(struct em28xx *dev) } /* TODO: we need drx-3913k firmware in order to support DVB-T */ - em28xx_info("MaxMedia UB425-TC: only DVB-C supported by that " \ - "driver version\n"); + em28xx_info("MaxMedia UB425-TC/Delock 61959: only DVB-C " \ + "supported by that driver version\n"); break; case EM2884_BOARD_PCTV_510E: diff --git a/drivers/media/usb/em28xx/em28xx-input.c b/drivers/media/usb/em28xx/em28xx-input.c index 466b19d..ea181e4 100644 --- a/drivers/media/usb/em28xx/em28xx-input.c +++ b/drivers/media/usb/em28xx/em28xx-input.c @@ -32,7 +32,6 @@ #define EM28XX_SNAPSHOT_KEY KEY_CAMERA #define EM28XX_SBUTTON_QUERY_INTERVAL 500 -#define EM28XX_R0C_USBSUSP_SNAPSHOT 0x20 static unsigned int ir_debug; module_param(ir_debug, int, 0644); diff --git a/drivers/media/usb/em28xx/em28xx-reg.h b/drivers/media/usb/em28xx/em28xx-reg.h index 622871d..0e04778 100644 --- a/drivers/media/usb/em28xx/em28xx-reg.h +++ b/drivers/media/usb/em28xx/em28xx-reg.h @@ -49,8 +49,9 @@ /* GPIO/GPO registers */ -#define EM2880_R04_GPO 0x04 /* em2880-em2883 only */ -#define EM28XX_R08_GPIO 0x08 /* em2820 or upper */ +#define EM2880_R04_GPO 0x04 /* em2880-em2883 only */ +#define EM2820_R08_GPIO_CTRL 0x08 /* em2820-em2873/83 only */ +#define EM2820_R09_GPIO_STATE 0x09 /* em2820-em2873/83 only */ #define EM28XX_R06_I2C_CLK 0x06 @@ -67,7 +68,8 @@ #define EM28XX_R0A_CHIPID 0x0a -#define EM28XX_R0C_USBSUSP 0x0c /* */ +#define EM28XX_R0C_USBSUSP 0x0c +#define EM28XX_R0C_USBSUSP_SNAPSHOT 0x20 /* 1=button pressed, needs reset */ #define EM28XX_R0E_AUDIOSRC 0x0e #define EM28XX_R0F_XCLK 0x0f @@ -193,7 +195,20 @@ #define EM2874_R50_IR_CONFIG 0x50 #define EM2874_R51_IR 0x51 #define EM2874_R5F_TS_ENABLE 0x5f -#define EM2874_R80_GPIO 0x80 + +/* em2874/174/84, em25xx, em276x/7x/8x GPIO registers */ +/* + * NOTE: not all ports are bonded out; + * Some ports are multiplexed with special function I/O + */ +#define EM2874_R80_GPIO_P0_CTRL 0x80 +#define EM2874_R81_GPIO_P1_CTRL 0x81 +#define EM2874_R82_GPIO_P2_CTRL 0x82 +#define EM2874_R83_GPIO_P3_CTRL 0x83 +#define EM2874_R84_GPIO_P0_STATE 0x84 +#define EM2874_R85_GPIO_P1_STATE 0x85 +#define EM2874_R86_GPIO_P2_STATE 0x86 +#define EM2874_R87_GPIO_P3_STATE 0x87 /* em2874 IR config register (0x50) */ #define EM2874_IR_NEC 0x00 diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c index 32d60e5..1a577ed 100644 --- a/drivers/media/usb/em28xx/em28xx-video.c +++ b/drivers/media/usb/em28xx/em28xx-video.c @@ -41,7 +41,6 @@ #include #include #include -#include #include #include @@ -1309,28 +1308,6 @@ static int vidioc_s_frequency(struct file *file, void *priv, return 0; } -static int vidioc_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *chip) -{ - struct em28xx_fh *fh = priv; - struct em28xx *dev = fh->dev; - - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - if (chip->match.type == V4L2_CHIP_MATCH_BRIDGE) { - if (chip->match.addr > 1) - return -EINVAL; - return 0; - } - if (chip->match.type != V4L2_CHIP_MATCH_I2C_DRIVER && - chip->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_chip_ident, chip); - - return 0; -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int vidioc_g_chip_info(struct file *file, void *priv, struct v4l2_dbg_chip_info *chip) @@ -1366,14 +1343,9 @@ static int vidioc_g_register(struct file *file, void *priv, struct em28xx *dev = fh->dev; int ret; - switch (reg->match.type) { - case V4L2_CHIP_MATCH_BRIDGE: - if (reg->match.addr > 1) - return -EINVAL; - if (!reg->match.addr) - break; - /* fall-through */ - case V4L2_CHIP_MATCH_AC97: + if (reg->match.addr > 1) + return -EINVAL; + if (reg->match.addr) { ret = em28xx_read_ac97(dev, reg->reg); if (ret < 0) return ret; @@ -1381,15 +1353,6 @@ static int vidioc_g_register(struct file *file, void *priv, reg->val = ret; reg->size = 1; return 0; - case V4L2_CHIP_MATCH_I2C_DRIVER: - v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg); - return 0; - case V4L2_CHIP_MATCH_I2C_ADDR: - /* TODO: is this correct? */ - v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg); - return 0; - default: - return -EINVAL; } /* Match host */ @@ -1421,25 +1384,10 @@ static int vidioc_s_register(struct file *file, void *priv, struct em28xx *dev = fh->dev; __le16 buf; - switch (reg->match.type) { - case V4L2_CHIP_MATCH_BRIDGE: - if (reg->match.addr > 1) - return -EINVAL; - if (!reg->match.addr) - break; - /* fall-through */ - case V4L2_CHIP_MATCH_AC97: - return em28xx_write_ac97(dev, reg->reg, reg->val); - case V4L2_CHIP_MATCH_I2C_DRIVER: - v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg); - return 0; - case V4L2_CHIP_MATCH_I2C_ADDR: - /* TODO: is this correct? */ - v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg); - return 0; - default: + if (reg->match.addr > 1) return -EINVAL; - } + if (reg->match.addr) + return em28xx_write_ac97(dev, reg->reg, reg->val); /* Match host */ buf = cpu_to_le16(reg->val); @@ -1795,7 +1743,6 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_s_frequency = vidioc_s_frequency, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, - .vidioc_g_chip_ident = vidioc_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_chip_info = vidioc_g_chip_info, .vidioc_g_register = vidioc_g_register, @@ -1826,7 +1773,6 @@ static const struct v4l2_ioctl_ops radio_ioctl_ops = { .vidioc_s_frequency = vidioc_s_frequency, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, - .vidioc_g_chip_ident = vidioc_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_chip_info = vidioc_g_chip_info, .vidioc_g_register = vidioc_g_register, diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h index a9323b6..205e903 100644 --- a/drivers/media/usb/em28xx/em28xx.h +++ b/drivers/media/usb/em28xx/em28xx.h @@ -130,6 +130,7 @@ #define EM2884_BOARD_PCTV_520E 86 #define EM2884_BOARD_TERRATEC_HTC_USB_XS 87 #define EM2884_BOARD_C3TECH_DIGITAL_DUO 88 +#define EM2874_BOARD_DELOCK_61959 89 /* Limits minimum and default number of buffers */ #define EM28XX_MIN_BUF 4 @@ -636,12 +637,6 @@ struct em28xx { enum em28xx_mode mode; - /* register numbers for GPO/GPIO registers */ - u16 reg_gpo_num, reg_gpio_num; - - /* Caches GPO and GPIO registers */ - unsigned char reg_gpo, reg_gpio; - /* Snapshot button */ char snapshot_button_path[30]; /* path of the input dev */ struct input_dev *sbutton_input_dev; diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c index 5995ec4..b7ae872 100644 --- a/drivers/media/usb/gspca/gspca.c +++ b/drivers/media/usb/gspca/gspca.c @@ -1029,33 +1029,35 @@ static int gspca_get_mode(struct gspca_dev *gspca_dev, } #ifdef CONFIG_VIDEO_ADV_DEBUG -static int vidioc_g_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) +static int vidioc_g_chip_info(struct file *file, void *priv, + struct v4l2_dbg_chip_info *chip) { struct gspca_dev *gspca_dev = video_drvdata(file); gspca_dev->usb_err = 0; - return gspca_dev->sd_desc->get_register(gspca_dev, reg); + if (gspca_dev->sd_desc->get_chip_info) + return gspca_dev->sd_desc->get_chip_info(gspca_dev, chip); + return chip->match.addr ? -EINVAL : 0; } -static int vidioc_s_register(struct file *file, void *priv, - const struct v4l2_dbg_register *reg) +static int vidioc_g_register(struct file *file, void *priv, + struct v4l2_dbg_register *reg) { struct gspca_dev *gspca_dev = video_drvdata(file); gspca_dev->usb_err = 0; - return gspca_dev->sd_desc->set_register(gspca_dev, reg); + return gspca_dev->sd_desc->get_register(gspca_dev, reg); } -#endif -static int vidioc_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *chip) +static int vidioc_s_register(struct file *file, void *priv, + const struct v4l2_dbg_register *reg) { struct gspca_dev *gspca_dev = video_drvdata(file); gspca_dev->usb_err = 0; - return gspca_dev->sd_desc->get_chip_ident(gspca_dev, chip); + return gspca_dev->sd_desc->set_register(gspca_dev, reg); } +#endif static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, struct v4l2_fmtdesc *fmtdesc) @@ -1974,10 +1976,10 @@ static const struct v4l2_ioctl_ops dev_ioctl_ops = { .vidioc_enum_framesizes = vidioc_enum_framesizes, .vidioc_enum_frameintervals = vidioc_enum_frameintervals, #ifdef CONFIG_VIDEO_ADV_DEBUG + .vidioc_g_chip_info = vidioc_g_chip_info, .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, #endif - .vidioc_g_chip_ident = vidioc_g_chip_ident, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; @@ -2086,14 +2088,10 @@ int gspca_dev_probe2(struct usb_interface *intf, v4l2_disable_ioctl_locking(&gspca_dev->vdev, VIDIOC_DQBUF); v4l2_disable_ioctl_locking(&gspca_dev->vdev, VIDIOC_QBUF); v4l2_disable_ioctl_locking(&gspca_dev->vdev, VIDIOC_QUERYBUF); - if (!gspca_dev->sd_desc->get_chip_ident) - v4l2_disable_ioctl(&gspca_dev->vdev, VIDIOC_DBG_G_CHIP_IDENT); #ifdef CONFIG_VIDEO_ADV_DEBUG - if (!gspca_dev->sd_desc->get_chip_ident || - !gspca_dev->sd_desc->get_register) + if (!gspca_dev->sd_desc->get_register) v4l2_disable_ioctl(&gspca_dev->vdev, VIDIOC_DBG_G_REGISTER); - if (!gspca_dev->sd_desc->get_chip_ident || - !gspca_dev->sd_desc->set_register) + if (!gspca_dev->sd_desc->set_register) v4l2_disable_ioctl(&gspca_dev->vdev, VIDIOC_DBG_S_REGISTER); #endif if (!gspca_dev->sd_desc->get_jcomp) diff --git a/drivers/media/usb/gspca/gspca.h b/drivers/media/usb/gspca/gspca.h index ef8efeb..ac0b11f 100644 --- a/drivers/media/usb/gspca/gspca.h +++ b/drivers/media/usb/gspca/gspca.h @@ -78,8 +78,8 @@ typedef int (*cam_get_reg_op) (struct gspca_dev *, struct v4l2_dbg_register *); typedef int (*cam_set_reg_op) (struct gspca_dev *, const struct v4l2_dbg_register *); -typedef int (*cam_ident_op) (struct gspca_dev *, - struct v4l2_dbg_chip_ident *); +typedef int (*cam_chip_info_op) (struct gspca_dev *, + struct v4l2_dbg_chip_info *); typedef void (*cam_streamparm_op) (struct gspca_dev *, struct v4l2_streamparm *); typedef void (*cam_pkt_op) (struct gspca_dev *gspca_dev, @@ -112,8 +112,8 @@ struct sd_desc { #ifdef CONFIG_VIDEO_ADV_DEBUG cam_set_reg_op set_register; cam_get_reg_op get_register; + cam_chip_info_op get_chip_info; #endif - cam_ident_op get_chip_ident; #if IS_ENABLED(CONFIG_INPUT) cam_int_pkt_op int_pkt_scan; /* other_input makes the gspca core create gspca_dev->input even when diff --git a/drivers/media/usb/gspca/pac7302.c b/drivers/media/usb/gspca/pac7302.c index 6008c8d..a915096 100644 --- a/drivers/media/usb/gspca/pac7302.c +++ b/drivers/media/usb/gspca/pac7302.c @@ -93,7 +93,6 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include -#include #include "gspca.h" /* Include pac common sof detection functions */ #include "pac_common.h" @@ -849,8 +848,7 @@ static int sd_dbg_s_register(struct gspca_dev *gspca_dev, * reg->reg: bit0..15: reserved for register index (wIndex is 16bit * long on the USB bus) */ - if (reg->match.type == V4L2_CHIP_MATCH_HOST && - reg->match.addr == 0 && + if (reg->match.addr == 0 && (reg->reg < 0x000000ff) && (reg->val <= 0x000000ff) ) { @@ -871,20 +869,6 @@ static int sd_dbg_s_register(struct gspca_dev *gspca_dev, } return gspca_dev->usb_err; } - -static int sd_chip_ident(struct gspca_dev *gspca_dev, - struct v4l2_dbg_chip_ident *chip) -{ - int ret = -EINVAL; - - if (chip->match.type == V4L2_CHIP_MATCH_HOST && - chip->match.addr == 0) { - chip->revision = 0; - chip->ident = V4L2_IDENT_UNKNOWN; - ret = 0; - } - return ret; -} #endif #if IS_ENABLED(CONFIG_INPUT) @@ -931,7 +915,6 @@ static const struct sd_desc sd_desc = { .dq_callback = do_autogain, #ifdef CONFIG_VIDEO_ADV_DEBUG .set_register = sd_dbg_s_register, - .get_chip_ident = sd_chip_ident, #endif #if IS_ENABLED(CONFIG_INPUT) .int_pkt_scan = sd_int_pkt_scan, diff --git a/drivers/media/usb/gspca/sn9c20x.c b/drivers/media/usb/gspca/sn9c20x.c index ead9a1f..f4453d5 100644 --- a/drivers/media/usb/gspca/sn9c20x.c +++ b/drivers/media/usb/gspca/sn9c20x.c @@ -27,7 +27,6 @@ #include "gspca.h" #include "jpeg.h" -#include #include MODULE_AUTHOR("Brian Johnson , " @@ -582,22 +581,6 @@ static const s16 hsv_blue_y[] = { 4, 2, 0, -1, -3, -5, -7, -9, -11 }; -static const u16 i2c_ident[] = { - V4L2_IDENT_OV9650, - V4L2_IDENT_OV9655, - V4L2_IDENT_SOI968, - V4L2_IDENT_OV7660, - V4L2_IDENT_OV7670, - V4L2_IDENT_MT9V011, - V4L2_IDENT_MT9V111, - V4L2_IDENT_MT9V112, - V4L2_IDENT_MT9M001C12ST, - V4L2_IDENT_MT9M111, - V4L2_IDENT_MT9M112, - V4L2_IDENT_HV7131R, -[SENSOR_MT9VPRB] = V4L2_IDENT_UNKNOWN, -}; - static const u16 bridge_init[][2] = { {0x1000, 0x78}, {0x1001, 0x40}, {0x1002, 0x1c}, {0x1020, 0x80}, {0x1061, 0x01}, {0x1067, 0x40}, @@ -1574,21 +1557,19 @@ static int sd_dbg_g_register(struct gspca_dev *gspca_dev, { struct sd *sd = (struct sd *) gspca_dev; - switch (reg->match.type) { - case V4L2_CHIP_MATCH_HOST: - if (reg->match.addr != 0) - return -EINVAL; + reg->size = 1; + switch (reg->match.addr) { + case 0: if (reg->reg < 0x1000 || reg->reg > 0x11ff) return -EINVAL; reg_r(gspca_dev, reg->reg, 1); reg->val = gspca_dev->usb_buf[0]; return gspca_dev->usb_err; - case V4L2_CHIP_MATCH_I2C_ADDR: - if (reg->match.addr != sd->i2c_addr) - return -EINVAL; + case 1: if (sd->sensor >= SENSOR_MT9V011 && sd->sensor <= SENSOR_MT9M112) { i2c_r2(gspca_dev, reg->reg, (u16 *) ®->val); + reg->size = 2; } else { i2c_r1(gspca_dev, reg->reg, (u8 *) ®->val); } @@ -1602,17 +1583,13 @@ static int sd_dbg_s_register(struct gspca_dev *gspca_dev, { struct sd *sd = (struct sd *) gspca_dev; - switch (reg->match.type) { - case V4L2_CHIP_MATCH_HOST: - if (reg->match.addr != 0) - return -EINVAL; + switch (reg->match.addr) { + case 0: if (reg->reg < 0x1000 || reg->reg > 0x11ff) return -EINVAL; reg_w1(gspca_dev, reg->reg, reg->val); return gspca_dev->usb_err; - case V4L2_CHIP_MATCH_I2C_ADDR: - if (reg->match.addr != sd->i2c_addr) - return -EINVAL; + case 1: if (sd->sensor >= SENSOR_MT9V011 && sd->sensor <= SENSOR_MT9M112) { i2c_w2(gspca_dev, reg->reg, reg->val); @@ -1623,29 +1600,17 @@ static int sd_dbg_s_register(struct gspca_dev *gspca_dev, } return -EINVAL; } -#endif -static int sd_chip_ident(struct gspca_dev *gspca_dev, - struct v4l2_dbg_chip_ident *chip) +static int sd_chip_info(struct gspca_dev *gspca_dev, + struct v4l2_dbg_chip_info *chip) { - struct sd *sd = (struct sd *) gspca_dev; - - switch (chip->match.type) { - case V4L2_CHIP_MATCH_HOST: - if (chip->match.addr != 0) - return -EINVAL; - chip->revision = 0; - chip->ident = V4L2_IDENT_SN9C20X; - return 0; - case V4L2_CHIP_MATCH_I2C_ADDR: - if (chip->match.addr != sd->i2c_addr) - return -EINVAL; - chip->revision = 0; - chip->ident = i2c_ident[sd->sensor]; - return 0; - } - return -EINVAL; + if (chip->match.addr > 1) + return -EINVAL; + if (chip->match.addr == 1) + strlcpy(chip->name, "sensor", sizeof(chip->name)); + return 0; } +#endif static int sd_config(struct gspca_dev *gspca_dev, const struct usb_device_id *id) @@ -2356,8 +2321,8 @@ static const struct sd_desc sd_desc = { #ifdef CONFIG_VIDEO_ADV_DEBUG .set_register = sd_dbg_s_register, .get_register = sd_dbg_g_register, + .get_chip_info = sd_chip_info, #endif - .get_chip_ident = sd_chip_ident, }; #define SN9C20X(sensor, i2c_addr, flags) \ diff --git a/drivers/media/usb/hdpvr/Kconfig b/drivers/media/usb/hdpvr/Kconfig index de247f3..d73d9a1 100644 --- a/drivers/media/usb/hdpvr/Kconfig +++ b/drivers/media/usb/hdpvr/Kconfig @@ -1,7 +1,7 @@ config VIDEO_HDPVR tristate "Hauppauge HD PVR support" - depends on VIDEO_DEV + depends on VIDEO_DEV && VIDEO_V4L2 ---help--- This is a video4linux driver for Hauppauge's HD PVR USB device. diff --git a/drivers/media/usb/hdpvr/hdpvr-control.c b/drivers/media/usb/hdpvr/hdpvr-control.c index ae8f229..6053661 100644 --- a/drivers/media/usb/hdpvr/hdpvr-control.c +++ b/drivers/media/usb/hdpvr/hdpvr-control.c @@ -45,20 +45,11 @@ int hdpvr_config_call(struct hdpvr_device *dev, uint value, u8 valbuf) return ret < 0 ? ret : 0; } -struct hdpvr_video_info *get_video_info(struct hdpvr_device *dev) +int get_video_info(struct hdpvr_device *dev, struct hdpvr_video_info *vidinf) { - struct hdpvr_video_info *vidinf = NULL; -#ifdef HDPVR_DEBUG - char print_buf[15]; -#endif int ret; - vidinf = kzalloc(sizeof(struct hdpvr_video_info), GFP_KERNEL); - if (!vidinf) { - v4l2_err(&dev->v4l2_dev, "out of memory\n"); - goto err; - } - + vidinf->valid = false; mutex_lock(&dev->usbc_mutex); ret = usb_control_msg(dev->udev, usb_rcvctrlpipe(dev->udev, 0), @@ -66,14 +57,10 @@ struct hdpvr_video_info *get_video_info(struct hdpvr_device *dev) 0x1400, 0x0003, dev->usbc_buf, 5, 1000); - if (ret == 5) { - vidinf->width = dev->usbc_buf[1] << 8 | dev->usbc_buf[0]; - vidinf->height = dev->usbc_buf[3] << 8 | dev->usbc_buf[2]; - vidinf->fps = dev->usbc_buf[4]; - } #ifdef HDPVR_DEBUG if (hdpvr_debug & MSG_INFO) { + char print_buf[15]; hex_dump_to_buffer(dev->usbc_buf, 5, 16, 1, print_buf, sizeof(print_buf), 0); v4l2_dbg(MSG_INFO, hdpvr_debug, &dev->v4l2_dev, @@ -82,12 +69,15 @@ struct hdpvr_video_info *get_video_info(struct hdpvr_device *dev) #endif mutex_unlock(&dev->usbc_mutex); - if (!vidinf->width || !vidinf->height || !vidinf->fps) { - kfree(vidinf); - vidinf = NULL; - } -err: - return vidinf; + if (ret < 0) + return ret; + + vidinf->width = dev->usbc_buf[1] << 8 | dev->usbc_buf[0]; + vidinf->height = dev->usbc_buf[3] << 8 | dev->usbc_buf[2]; + vidinf->fps = dev->usbc_buf[4]; + vidinf->valid = vidinf->width && vidinf->height && vidinf->fps; + + return 0; } int get_input_lines_info(struct hdpvr_device *dev) diff --git a/drivers/media/usb/hdpvr/hdpvr-core.c b/drivers/media/usb/hdpvr/hdpvr-core.c index 8247c19..cb69405 100644 --- a/drivers/media/usb/hdpvr/hdpvr-core.c +++ b/drivers/media/usb/hdpvr/hdpvr-core.c @@ -220,7 +220,6 @@ static int hdpvr_device_init(struct hdpvr_device *dev) { int ret; u8 *buf; - struct hdpvr_video_info *vidinf; if (device_authorization(dev)) return -EACCES; @@ -242,13 +241,6 @@ static int hdpvr_device_init(struct hdpvr_device *dev) "control request returned %d\n", ret); mutex_unlock(&dev->usbc_mutex); - vidinf = get_video_info(dev); - if (!vidinf) - v4l2_dbg(MSG_INFO, hdpvr_debug, &dev->v4l2_dev, - "no valid video signal or device init failed\n"); - else - kfree(vidinf); - /* enable fan and bling leds */ mutex_lock(&dev->usbc_mutex); buf[0] = 0x1; diff --git a/drivers/media/usb/hdpvr/hdpvr-video.c b/drivers/media/usb/hdpvr/hdpvr-video.c index 774ba0e..4f8567a 100644 --- a/drivers/media/usb/hdpvr/hdpvr-video.c +++ b/drivers/media/usb/hdpvr/hdpvr-video.c @@ -277,44 +277,50 @@ error: static int hdpvr_start_streaming(struct hdpvr_device *dev) { int ret; - struct hdpvr_video_info *vidinf; + struct hdpvr_video_info vidinf; if (dev->status == STATUS_STREAMING) return 0; - else if (dev->status != STATUS_IDLE) + if (dev->status != STATUS_IDLE) return -EAGAIN; - vidinf = get_video_info(dev); + ret = get_video_info(dev, &vidinf); + if (ret < 0) + return ret; - if (vidinf) { - v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, - "video signal: %dx%d@%dhz\n", vidinf->width, - vidinf->height, vidinf->fps); - kfree(vidinf); - - /* start streaming 2 request */ - ret = usb_control_msg(dev->udev, - usb_sndctrlpipe(dev->udev, 0), - 0xb8, 0x38, 0x1, 0, NULL, 0, 8000); - v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, - "encoder start control request returned %d\n", ret); + if (!vidinf.valid) { + msleep(250); + v4l2_dbg(MSG_INFO, hdpvr_debug, &dev->v4l2_dev, + "no video signal at input %d\n", dev->options.video_input); + return -EAGAIN; + } - hdpvr_config_call(dev, CTRL_START_STREAMING_VALUE, 0x00); + v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, + "video signal: %dx%d@%dhz\n", vidinf.width, + vidinf.height, vidinf.fps); - dev->status = STATUS_STREAMING; + /* start streaming 2 request */ + ret = usb_control_msg(dev->udev, + usb_sndctrlpipe(dev->udev, 0), + 0xb8, 0x38, 0x1, 0, NULL, 0, 8000); + v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, + "encoder start control request returned %d\n", ret); + if (ret < 0) + return ret; - INIT_WORK(&dev->worker, hdpvr_transmit_buffers); - queue_work(dev->workqueue, &dev->worker); + ret = hdpvr_config_call(dev, CTRL_START_STREAMING_VALUE, 0x00); + if (ret) + return ret; - v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, - "streaming started\n"); + dev->status = STATUS_STREAMING; - return 0; - } - msleep(250); - v4l2_dbg(MSG_INFO, hdpvr_debug, &dev->v4l2_dev, - "no video signal at input %d\n", dev->options.video_input); - return -EAGAIN; + INIT_WORK(&dev->worker, hdpvr_transmit_buffers); + queue_work(dev->workqueue, &dev->worker); + + v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev, + "streaming started\n"); + + return 0; } @@ -606,22 +612,20 @@ static int vidioc_g_std(struct file *file, void *_fh, static int vidioc_querystd(struct file *file, void *_fh, v4l2_std_id *a) { struct hdpvr_device *dev = video_drvdata(file); - struct hdpvr_video_info *vid_info; + struct hdpvr_video_info vid_info; struct hdpvr_fh *fh = _fh; + int ret; - *a = V4L2_STD_ALL; + *a = V4L2_STD_UNKNOWN; if (dev->options.video_input == HDPVR_COMPONENT) return fh->legacy_mode ? 0 : -ENODATA; - vid_info = get_video_info(dev); - if (vid_info == NULL) - return 0; - if (vid_info->width == 720 && - (vid_info->height == 480 || vid_info->height == 576)) { - *a = (vid_info->height == 480) ? + ret = get_video_info(dev, &vid_info); + if (vid_info.valid && vid_info.width == 720 && + (vid_info.height == 480 || vid_info.height == 576)) { + *a = (vid_info.height == 480) ? V4L2_STD_525_60 : V4L2_STD_625_50; } - kfree(vid_info); - return 0; + return ret; } static int vidioc_s_dv_timings(struct file *file, void *_fh, @@ -665,7 +669,7 @@ static int vidioc_query_dv_timings(struct file *file, void *_fh, { struct hdpvr_device *dev = video_drvdata(file); struct hdpvr_fh *fh = _fh; - struct hdpvr_video_info *vid_info; + struct hdpvr_video_info vid_info; bool interlaced; int ret = 0; int i; @@ -673,10 +677,12 @@ static int vidioc_query_dv_timings(struct file *file, void *_fh, fh->legacy_mode = false; if (dev->options.video_input) return -ENODATA; - vid_info = get_video_info(dev); - if (vid_info == NULL) + ret = get_video_info(dev, &vid_info); + if (ret) + return ret; + if (!vid_info.valid) return -ENOLCK; - interlaced = vid_info->fps <= 30; + interlaced = vid_info.fps <= 30; for (i = 0; i < ARRAY_SIZE(hdpvr_dv_timings); i++) { const struct v4l2_bt_timings *bt = &hdpvr_dv_timings[i].bt; unsigned hsize; @@ -688,17 +694,17 @@ static int vidioc_query_dv_timings(struct file *file, void *_fh, bt->il_vfrontporch + bt->il_vsync + bt->il_vbackporch + bt->height; fps = (unsigned)bt->pixelclock / (hsize * vsize); - if (bt->width != vid_info->width || - bt->height != vid_info->height || + if (bt->width != vid_info.width || + bt->height != vid_info.height || bt->interlaced != interlaced || - (fps != vid_info->fps && fps + 1 != vid_info->fps)) + (fps != vid_info.fps && fps + 1 != vid_info.fps)) continue; *timings = hdpvr_dv_timings[i]; break; } if (i == ARRAY_SIZE(hdpvr_dv_timings)) ret = -ERANGE; - kfree(vid_info); + return ret; } @@ -988,6 +994,7 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *_fh, { struct hdpvr_device *dev = video_drvdata(file); struct hdpvr_fh *fh = _fh; + int ret; /* * The original driver would always returns the current detected @@ -1000,14 +1007,15 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *_fh, * last set format. */ if (fh->legacy_mode) { - struct hdpvr_video_info *vid_info; + struct hdpvr_video_info vid_info; - vid_info = get_video_info(dev); - if (!vid_info) + ret = get_video_info(dev, &vid_info); + if (ret < 0) + return ret; + if (!vid_info.valid) return -EFAULT; - f->fmt.pix.width = vid_info->width; - f->fmt.pix.height = vid_info->height; - kfree(vid_info); + f->fmt.pix.width = vid_info.width; + f->fmt.pix.height = vid_info.height; } else { f->fmt.pix.width = dev->width; f->fmt.pix.height = dev->height; diff --git a/drivers/media/usb/hdpvr/hdpvr.h b/drivers/media/usb/hdpvr/hdpvr.h index 1478f3d..dc685d4 100644 --- a/drivers/media/usb/hdpvr/hdpvr.h +++ b/drivers/media/usb/hdpvr/hdpvr.h @@ -154,6 +154,7 @@ struct hdpvr_video_info { u16 width; u16 height; u8 fps; + bool valid; }; enum { @@ -303,7 +304,7 @@ int hdpvr_set_audio(struct hdpvr_device *dev, u8 input, int hdpvr_config_call(struct hdpvr_device *dev, uint value, unsigned char valbuf); -struct hdpvr_video_info *get_video_info(struct hdpvr_device *dev); +int get_video_info(struct hdpvr_device *dev, struct hdpvr_video_info *vid_info); /* :0 s b8 81 1800 0003 0003 3 < */ /* :0 0 3 = 0301ff */ diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c index e11267f..c4d51d7 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c @@ -2704,6 +2704,10 @@ static void pvr2_hdw_remove_usb_stuff(struct pvr2_hdw *hdw) pvr2_hdw_render_useless(hdw); } +void pvr2_hdw_set_v4l2_dev(struct pvr2_hdw *hdw, struct video_device *vdev) +{ + vdev->v4l2_dev = &hdw->v4l2_dev; +} /* Destroy hardware interaction structure */ void pvr2_hdw_destroy(struct pvr2_hdw *hdw) @@ -5162,41 +5166,3 @@ static int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw) } while(0); LOCK_GIVE(hdw->ctl_lock); return result; } - - -int pvr2_hdw_register_access(struct pvr2_hdw *hdw, - const struct v4l2_dbg_match *match, u64 reg_id, - int setFl, u64 *val_ptr) -{ -#ifdef CONFIG_VIDEO_ADV_DEBUG - struct v4l2_dbg_register req; - int stat = 0; - int okFl = 0; - - if (!capable(CAP_SYS_ADMIN)) return -EPERM; - - req.match = *match; - req.reg = reg_id; - if (setFl) req.val = *val_ptr; - /* It would be nice to know if a sub-device answered the request */ - v4l2_device_call_all(&hdw->v4l2_dev, 0, core, g_register, &req); - if (!setFl) *val_ptr = req.val; - if (okFl) { - return stat; - } - return -EINVAL; -#else - return -ENOSYS; -#endif -} - - -/* - Stuff for Emacs to see, in order to encourage consistent editing style: - *** Local Variables: *** - *** mode: c *** - *** fill-column: 75 *** - *** tab-width: 8 *** - *** c-basic-offset: 8 *** - *** End: *** - */ diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.h b/drivers/media/usb/pvrusb2/pvrusb2-hdw.h index 91bae93..4184707 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.h +++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.h @@ -22,6 +22,7 @@ #include #include +#include #include "pvrusb2-io.h" #include "pvrusb2-ctrl.h" @@ -138,6 +139,9 @@ const char *pvr2_hdw_get_device_identifier(struct pvr2_hdw *); /* Called when hardware has been unplugged */ void pvr2_hdw_disconnect(struct pvr2_hdw *); +/* Sets v4l2_dev of a video_device struct */ +void pvr2_hdw_set_v4l2_dev(struct pvr2_hdw *, struct video_device *); + /* Get the number of defined controls */ unsigned int pvr2_hdw_get_ctrl_count(struct pvr2_hdw *); @@ -234,15 +238,6 @@ int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *,enum pvr2_v4l_type index); void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *, enum pvr2_v4l_type index,int); -/* Direct read/write access to chip's registers: - match - specify criteria to identify target chip (this is a v4l dbg struct) - reg_id - register number to access - setFl - true to set the register, false to read it - val_ptr - storage location for source / result. */ -int pvr2_hdw_register_access(struct pvr2_hdw *, - const struct v4l2_dbg_match *match, u64 reg_id, - int setFl, u64 *val_ptr); - /* The following entry points are all lower level things you normally don't want to worry about. */ diff --git a/drivers/media/usb/pvrusb2/pvrusb2-io.c b/drivers/media/usb/pvrusb2/pvrusb2-io.c index 20b6ae0..1e35474 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-io.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-io.c @@ -354,9 +354,9 @@ static int pvr2_stream_buffer_count(struct pvr2_stream *sp,unsigned int cnt) if (scnt < sp->buffer_slot_count) { struct pvr2_buffer **nb = NULL; if (scnt) { - nb = kmalloc(scnt * sizeof(*nb),GFP_KERNEL); + nb = kmemdup(sp->buffers, scnt * sizeof(*nb), + GFP_KERNEL); if (!nb) return -ENOMEM; - memcpy(nb,sp->buffers,scnt * sizeof(*nb)); } kfree(sp->buffers); sp->buffers = nb; diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c index a8a65fa..7c280f3 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c @@ -31,6 +31,7 @@ #include #include #include +#include #include #include @@ -800,36 +801,6 @@ static int pvr2_log_status(struct file *file, void *priv) return 0; } -#ifdef CONFIG_VIDEO_ADV_DEBUG -static int pvr2_g_register(struct file *file, void *priv, struct v4l2_dbg_register *req) -{ - struct pvr2_v4l2_fh *fh = file->private_data; - struct pvr2_hdw *hdw = fh->channel.mc_head->hdw; - u64 val; - int ret; - - ret = pvr2_hdw_register_access( - hdw, &req->match, req->reg, - 0, &val); - req->val = val; - return ret; -} - -static int pvr2_s_register(struct file *file, void *priv, const struct v4l2_dbg_register *req) -{ - struct pvr2_v4l2_fh *fh = file->private_data; - struct pvr2_hdw *hdw = fh->channel.mc_head->hdw; - u64 val; - int ret; - - val = req->val; - ret = pvr2_hdw_register_access( - hdw, &req->match, req->reg, - 1, &val); - return ret; -} -#endif - static const struct v4l2_ioctl_ops pvr2_ioctl_ops = { .vidioc_querycap = pvr2_querycap, .vidioc_g_priority = pvr2_g_priority, @@ -864,10 +835,6 @@ static const struct v4l2_ioctl_ops pvr2_ioctl_ops = { .vidioc_g_ext_ctrls = pvr2_g_ext_ctrls, .vidioc_s_ext_ctrls = pvr2_s_ext_ctrls, .vidioc_try_ext_ctrls = pvr2_try_ext_ctrls, -#ifdef CONFIG_VIDEO_ADV_DEBUG - .vidioc_g_register = pvr2_g_register, - .vidioc_s_register = pvr2_s_register, -#endif }; static void pvr2_v4l2_dev_destroy(struct pvr2_v4l2_dev *dip) @@ -904,8 +871,8 @@ static void pvr2_v4l2_dev_destroy(struct pvr2_v4l2_dev *dip) static void pvr2_v4l2_dev_disassociate_parent(struct pvr2_v4l2_dev *dip) { if (!dip) return; - if (!dip->devbase.parent) return; - dip->devbase.parent = NULL; + if (!dip->devbase.v4l2_dev->dev) return; + dip->devbase.v4l2_dev->dev = NULL; device_move(&dip->devbase.dev, NULL, DPM_ORDER_NONE); } @@ -1298,7 +1265,6 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip, struct pvr2_v4l2 *vp, int v4l_type) { - struct usb_device *usbdev; int mindevnum; int unit_number; struct pvr2_hdw *hdw; @@ -1306,7 +1272,6 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip, dip->v4lp = vp; hdw = vp->channel.mc_head->hdw; - usbdev = pvr2_hdw_get_dev(hdw); dip->v4l_type = v4l_type; switch (v4l_type) { case VFL_TYPE_GRABBER: @@ -1355,7 +1320,7 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip, if (nr_ptr && (unit_number >= 0) && (unit_number < PVR_NUM)) { mindevnum = nr_ptr[unit_number]; } - dip->devbase.parent = &usbdev->dev; + pvr2_hdw_set_v4l2_dev(hdw, &dip->devbase); if ((video_register_device(&dip->devbase, dip->v4l_type, mindevnum) < 0) && (video_register_device(&dip->devbase, diff --git a/drivers/media/usb/sn9c102/sn9c102.h b/drivers/media/usb/sn9c102/sn9c102.h index 2bc153e..8a917f06 100644 --- a/drivers/media/usb/sn9c102/sn9c102.h +++ b/drivers/media/usb/sn9c102/sn9c102.h @@ -25,6 +25,7 @@ #include #include #include +#include #include #include #include @@ -100,6 +101,8 @@ static DECLARE_RWSEM(sn9c102_dev_lock); struct sn9c102_device { struct video_device* v4ldev; + struct v4l2_device v4l2_dev; + enum sn9c102_bridge bridge; struct sn9c102_sensor sensor; diff --git a/drivers/media/usb/sn9c102/sn9c102_core.c b/drivers/media/usb/sn9c102/sn9c102_core.c index c957e9a..2cb44de 100644 --- a/drivers/media/usb/sn9c102/sn9c102_core.c +++ b/drivers/media/usb/sn9c102/sn9c102_core.c @@ -1737,6 +1737,7 @@ static void sn9c102_release_resources(struct kref *kref) video_device_node_name(cam->v4ldev)); video_set_drvdata(cam->v4ldev, NULL); video_unregister_device(cam->v4ldev); + v4l2_device_unregister(&cam->v4l2_dev); usb_put_dev(cam->usbdev); kfree(cam->control_buffer); kfree(cam); @@ -3254,6 +3255,13 @@ sn9c102_usb_probe(struct usb_interface* intf, const struct usb_device_id* id) cam->usbdev = udev; + /* register v4l2_device early so it can be used for printks */ + if (v4l2_device_register(&intf->dev, &cam->v4l2_dev)) { + dev_err(&intf->dev, "v4l2_device_register failed\n"); + err = -ENOMEM; + goto fail; + } + if (!(cam->control_buffer = kzalloc(8, GFP_KERNEL))) { DBG(1, "kzalloc() failed"); err = -ENOMEM; @@ -3325,7 +3333,7 @@ sn9c102_usb_probe(struct usb_interface* intf, const struct usb_device_id* id) strcpy(cam->v4ldev->name, "SN9C1xx PC Camera"); cam->v4ldev->fops = &sn9c102_fops; cam->v4ldev->release = video_device_release; - cam->v4ldev->parent = &udev->dev; + cam->v4ldev->v4l2_dev = &cam->v4l2_dev; init_completion(&cam->probe); @@ -3377,6 +3385,7 @@ fail: kfree(cam->control_buffer); if (cam->v4ldev) video_device_release(cam->v4ldev); + v4l2_device_unregister(&cam->v4l2_dev); kfree(cam); } return err; @@ -3407,6 +3416,8 @@ static void sn9c102_usb_disconnect(struct usb_interface* intf) wake_up_interruptible_all(&cam->wait_open); + v4l2_device_disconnect(&cam->v4l2_dev); + kref_put(&cam->kref, sn9c102_release_resources); up_write(&sn9c102_dev_lock); diff --git a/drivers/media/usb/stk1160/stk1160-v4l.c b/drivers/media/usb/stk1160/stk1160-v4l.c index a59153d2..876fc26 100644 --- a/drivers/media/usb/stk1160/stk1160-v4l.c +++ b/drivers/media/usb/stk1160/stk1160-v4l.c @@ -31,7 +31,6 @@ #include #include #include -#include #include #include @@ -454,19 +453,6 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int i) return 0; } -static int vidioc_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *chip) -{ - switch (chip->match.type) { - case V4L2_CHIP_MATCH_BRIDGE: - chip->ident = V4L2_IDENT_NONE; - chip->revision = 0; - return 0; - default: - return -EINVAL; - } -} - #ifdef CONFIG_VIDEO_ADV_DEBUG static int vidioc_g_register(struct file *file, void *priv, struct v4l2_dbg_register *reg) @@ -475,19 +461,6 @@ static int vidioc_g_register(struct file *file, void *priv, int rc; u8 val; - switch (reg->match.type) { - case V4L2_CHIP_MATCH_I2C_DRIVER: - v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg); - return 0; - case V4L2_CHIP_MATCH_I2C_ADDR: - /* TODO: is this correct? */ - v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg); - return 0; - default: - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; - } - /* Match host */ rc = stk1160_read_reg(dev, reg->reg, &val); reg->val = val; @@ -501,19 +474,6 @@ static int vidioc_s_register(struct file *file, void *priv, { struct stk1160 *dev = video_drvdata(file); - switch (reg->match.type) { - case V4L2_CHIP_MATCH_I2C_DRIVER: - v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg); - return 0; - case V4L2_CHIP_MATCH_I2C_ADDR: - /* TODO: is this correct? */ - v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg); - return 0; - default: - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; - } - /* Match host */ return stk1160_write_reg(dev, reg->reg, cpu_to_le16(reg->val)); } @@ -543,7 +503,6 @@ static const struct v4l2_ioctl_ops stk1160_ioctl_ops = { .vidioc_log_status = v4l2_ctrl_log_status, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, - .vidioc_g_chip_ident = vidioc_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, diff --git a/drivers/media/usb/tm6000/tm6000-cards.c b/drivers/media/usb/tm6000/tm6000-cards.c index 307d8c5..1ccaadd 100644 --- a/drivers/media/usb/tm6000/tm6000-cards.c +++ b/drivers/media/usb/tm6000/tm6000-cards.c @@ -1114,7 +1114,7 @@ static int tm6000_init_dev(struct tm6000_core *dev) /* Default values for STD and resolutions */ dev->width = 720; dev->height = 480; - dev->norm = V4L2_STD_PAL_M; + dev->norm = V4L2_STD_NTSC_M; /* Configure tuner */ tm6000_config_tuner(dev); diff --git a/drivers/media/usb/tm6000/tm6000-video.c b/drivers/media/usb/tm6000/tm6000-video.c index a78de1d..cc1aa14 100644 --- a/drivers/media/usb/tm6000/tm6000-video.c +++ b/drivers/media/usb/tm6000/tm6000-video.c @@ -1076,6 +1076,15 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm) return 0; } +static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm) +{ + struct tm6000_fh *fh = priv; + struct tm6000_core *dev = fh->dev; + + *norm = dev->norm; + return 0; +} + static const char *iname[] = { [TM6000_INPUT_TV] = "Television", [TM6000_INPUT_COMPOSITE1] = "Composite 1", @@ -1134,7 +1143,7 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int i) dev->input = i; - rc = vidioc_s_std(file, priv, dev->vfd->current_norm); + rc = vidioc_s_std(file, priv, dev->norm); return rc; } @@ -1547,6 +1556,7 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, .vidioc_s_std = vidioc_s_std, + .vidioc_g_std = vidioc_g_std, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, @@ -1570,7 +1580,6 @@ static struct video_device tm6000_template = { .ioctl_ops = &video_ioctl_ops, .release = video_device_release, .tvnorms = TM6000_STD, - .current_norm = V4L2_STD_NTSC_M, }; static const struct v4l2_file_operations radio_fops = { diff --git a/drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c b/drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c index 21b9049..f8a60c1 100644 --- a/drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c +++ b/drivers/media/usb/ttusb-budget/dvb-ttusb-budget.c @@ -1768,6 +1768,8 @@ err_i2c_del_adapter: i2c_del_adapter(&ttusb->i2c_adap); err_unregister_adapter: dvb_unregister_adapter (&ttusb->adapter); + ttusb_free_iso_urbs(ttusb); + kfree(ttusb); return result; } diff --git a/drivers/media/usb/usbtv/Kconfig b/drivers/media/usb/usbtv/Kconfig new file mode 100644 index 0000000..8864436 --- /dev/null +++ b/drivers/media/usb/usbtv/Kconfig @@ -0,0 +1,10 @@ +config VIDEO_USBTV + tristate "USBTV007 video capture support" + depends on VIDEO_DEV + select VIDEOBUF2_VMALLOC + + ---help--- + This is a video4linux2 driver for USBTV007 based video capture devices. + + To compile this driver as a module, choose M here: the + module will be called usbtv diff --git a/drivers/media/usb/usbtv/Makefile b/drivers/media/usb/usbtv/Makefile new file mode 100644 index 0000000..28b872f --- /dev/null +++ b/drivers/media/usb/usbtv/Makefile @@ -0,0 +1 @@ +obj-$(CONFIG_VIDEO_USBTV) += usbtv.o diff --git a/drivers/media/usb/usbtv/usbtv.c b/drivers/media/usb/usbtv/usbtv.c new file mode 100644 index 0000000..bf43f87 --- /dev/null +++ b/drivers/media/usb/usbtv/usbtv.c @@ -0,0 +1,696 @@ +/* + * Fushicai USBTV007 Video Grabber Driver + * + * Product web site: + * http://www.fushicai.com/products_detail/&productId=d05449ee-b690-42f9-a661-aa7353894bed.html + * + * Following LWN articles were very useful in construction of this driver: + * Video4Linux2 API series: http://lwn.net/Articles/203924/ + * videobuf2 API explanation: http://lwn.net/Articles/447435/ + * Thanks go to Jonathan Corbet for providing this quality documentation. + * He is awesome. + * + * Copyright (c) 2013 Lubomir Rintel + * All rights reserved. + * No physical hardware was harmed running Windows during the + * reverse-engineering activity + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL"). + */ + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +/* Hardware. */ +#define USBTV_VIDEO_ENDP 0x81 +#define USBTV_BASE 0xc000 +#define USBTV_REQUEST_REG 12 + +/* Number of concurrent isochronous urbs submitted. + * Higher numbers was seen to overly saturate the USB bus. */ +#define USBTV_ISOC_TRANSFERS 16 +#define USBTV_ISOC_PACKETS 8 + +#define USBTV_WIDTH 720 +#define USBTV_HEIGHT 480 + +#define USBTV_CHUNK_SIZE 256 +#define USBTV_CHUNK 240 +#define USBTV_CHUNKS (USBTV_WIDTH * USBTV_HEIGHT \ + / 2 / USBTV_CHUNK) + +/* Chunk header. */ +#define USBTV_MAGIC_OK(chunk) ((be32_to_cpu(chunk[0]) & 0xff000000) \ + == 0x88000000) +#define USBTV_FRAME_ID(chunk) ((be32_to_cpu(chunk[0]) & 0x00ff0000) >> 16) +#define USBTV_ODD(chunk) ((be32_to_cpu(chunk[0]) & 0x0000f000) >> 15) +#define USBTV_CHUNK_NO(chunk) (be32_to_cpu(chunk[0]) & 0x00000fff) + +/* A single videobuf2 frame buffer. */ +struct usbtv_buf { + struct vb2_buffer vb; + struct list_head list; +}; + +/* Per-device structure. */ +struct usbtv { + struct device *dev; + struct usb_device *udev; + struct v4l2_device v4l2_dev; + struct video_device vdev; + struct vb2_queue vb2q; + struct mutex v4l2_lock; + struct mutex vb2q_lock; + + /* List of videobuf2 buffers protected by a lock. */ + spinlock_t buflock; + struct list_head bufs; + + /* Number of currently processed frame, useful find + * out when a new one begins. */ + u32 frame_id; + + int iso_size; + unsigned int sequence; + struct urb *isoc_urbs[USBTV_ISOC_TRANSFERS]; +}; + +static int usbtv_setup_capture(struct usbtv *usbtv) +{ + int ret; + int pipe = usb_rcvctrlpipe(usbtv->udev, 0); + int i; + static const u16 protoregs[][2] = { + /* These seem to enable the device. */ + { USBTV_BASE + 0x0008, 0x0001 }, + { USBTV_BASE + 0x01d0, 0x00ff }, + { USBTV_BASE + 0x01d9, 0x0002 }, + + /* These seem to influence color parameters, such as + * brightness, etc. */ + { USBTV_BASE + 0x0239, 0x0040 }, + { USBTV_BASE + 0x0240, 0x0000 }, + { USBTV_BASE + 0x0241, 0x0000 }, + { USBTV_BASE + 0x0242, 0x0002 }, + { USBTV_BASE + 0x0243, 0x0080 }, + { USBTV_BASE + 0x0244, 0x0012 }, + { USBTV_BASE + 0x0245, 0x0090 }, + { USBTV_BASE + 0x0246, 0x0000 }, + + { USBTV_BASE + 0x0278, 0x002d }, + { USBTV_BASE + 0x0279, 0x000a }, + { USBTV_BASE + 0x027a, 0x0032 }, + { 0xf890, 0x000c }, + { 0xf894, 0x0086 }, + + { USBTV_BASE + 0x00ac, 0x00c0 }, + { USBTV_BASE + 0x00ad, 0x0000 }, + { USBTV_BASE + 0x00a2, 0x0012 }, + { USBTV_BASE + 0x00a3, 0x00e0 }, + { USBTV_BASE + 0x00a4, 0x0028 }, + { USBTV_BASE + 0x00a5, 0x0082 }, + { USBTV_BASE + 0x00a7, 0x0080 }, + { USBTV_BASE + 0x0000, 0x0014 }, + { USBTV_BASE + 0x0006, 0x0003 }, + { USBTV_BASE + 0x0090, 0x0099 }, + { USBTV_BASE + 0x0091, 0x0090 }, + { USBTV_BASE + 0x0094, 0x0068 }, + { USBTV_BASE + 0x0095, 0x0070 }, + { USBTV_BASE + 0x009c, 0x0030 }, + { USBTV_BASE + 0x009d, 0x00c0 }, + { USBTV_BASE + 0x009e, 0x00e0 }, + { USBTV_BASE + 0x0019, 0x0006 }, + { USBTV_BASE + 0x008c, 0x00ba }, + { USBTV_BASE + 0x0101, 0x00ff }, + { USBTV_BASE + 0x010c, 0x00b3 }, + { USBTV_BASE + 0x01b2, 0x0080 }, + { USBTV_BASE + 0x01b4, 0x00a0 }, + { USBTV_BASE + 0x014c, 0x00ff }, + { USBTV_BASE + 0x014d, 0x00ca }, + { USBTV_BASE + 0x0113, 0x0053 }, + { USBTV_BASE + 0x0119, 0x008a }, + { USBTV_BASE + 0x013c, 0x0003 }, + { USBTV_BASE + 0x0150, 0x009c }, + { USBTV_BASE + 0x0151, 0x0071 }, + { USBTV_BASE + 0x0152, 0x00c6 }, + { USBTV_BASE + 0x0153, 0x0084 }, + { USBTV_BASE + 0x0154, 0x00bc }, + { USBTV_BASE + 0x0155, 0x00a0 }, + { USBTV_BASE + 0x0156, 0x00a0 }, + { USBTV_BASE + 0x0157, 0x009c }, + { USBTV_BASE + 0x0158, 0x001f }, + { USBTV_BASE + 0x0159, 0x0006 }, + { USBTV_BASE + 0x015d, 0x0000 }, + + { USBTV_BASE + 0x0284, 0x0088 }, + { USBTV_BASE + 0x0003, 0x0004 }, + { USBTV_BASE + 0x001a, 0x0079 }, + { USBTV_BASE + 0x0100, 0x00d3 }, + { USBTV_BASE + 0x010e, 0x0068 }, + { USBTV_BASE + 0x010f, 0x009c }, + { USBTV_BASE + 0x0112, 0x00f0 }, + { USBTV_BASE + 0x0115, 0x0015 }, + { USBTV_BASE + 0x0117, 0x0000 }, + { USBTV_BASE + 0x0118, 0x00fc }, + { USBTV_BASE + 0x012d, 0x0004 }, + { USBTV_BASE + 0x012f, 0x0008 }, + { USBTV_BASE + 0x0220, 0x002e }, + { USBTV_BASE + 0x0225, 0x0008 }, + { USBTV_BASE + 0x024e, 0x0002 }, + { USBTV_BASE + 0x024f, 0x0001 }, + { USBTV_BASE + 0x0254, 0x005f }, + { USBTV_BASE + 0x025a, 0x0012 }, + { USBTV_BASE + 0x025b, 0x0001 }, + { USBTV_BASE + 0x0263, 0x001c }, + { USBTV_BASE + 0x0266, 0x0011 }, + { USBTV_BASE + 0x0267, 0x0005 }, + { USBTV_BASE + 0x024e, 0x0002 }, + { USBTV_BASE + 0x024f, 0x0002 }, + }; + + for (i = 0; i < ARRAY_SIZE(protoregs); i++) { + u16 index = protoregs[i][0]; + u16 value = protoregs[i][1]; + + ret = usb_control_msg(usbtv->udev, pipe, USBTV_REQUEST_REG, + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + value, index, NULL, 0, 0); + if (ret < 0) + return ret; + } + + return 0; +} + +/* Called for each 256-byte image chunk. + * First word identifies the chunk, followed by 240 words of image + * data and padding. */ +static void usbtv_image_chunk(struct usbtv *usbtv, u32 *chunk) +{ + int frame_id, odd, chunk_no; + u32 *frame; + struct usbtv_buf *buf; + unsigned long flags; + + /* Ignore corrupted lines. */ + if (!USBTV_MAGIC_OK(chunk)) + return; + frame_id = USBTV_FRAME_ID(chunk); + odd = USBTV_ODD(chunk); + chunk_no = USBTV_CHUNK_NO(chunk); + + /* Deinterlace. TODO: Use interlaced frame format. */ + chunk_no = (chunk_no - chunk_no % 3) * 2 + chunk_no % 3; + chunk_no += !odd * 3; + + if (chunk_no >= USBTV_CHUNKS) + return; + + /* Beginning of a frame. */ + if (chunk_no == 0) + usbtv->frame_id = frame_id; + + spin_lock_irqsave(&usbtv->buflock, flags); + if (list_empty(&usbtv->bufs)) { + /* No free buffers. Userspace likely too slow. */ + spin_unlock_irqrestore(&usbtv->buflock, flags); + return; + } + + /* First available buffer. */ + buf = list_first_entry(&usbtv->bufs, struct usbtv_buf, list); + frame = vb2_plane_vaddr(&buf->vb, 0); + + /* Copy the chunk. */ + memcpy(&frame[chunk_no * USBTV_CHUNK], &chunk[1], + USBTV_CHUNK * sizeof(chunk[1])); + + /* Last chunk in a frame, signalling an end */ + if (usbtv->frame_id && chunk_no == USBTV_CHUNKS-1) { + int size = vb2_plane_size(&buf->vb, 0); + + buf->vb.v4l2_buf.field = V4L2_FIELD_INTERLACED; + buf->vb.v4l2_buf.sequence = usbtv->sequence++; + v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); + vb2_set_plane_payload(&buf->vb, 0, size); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_DONE); + list_del(&buf->list); + } + + spin_unlock_irqrestore(&usbtv->buflock, flags); +} + +/* Got image data. Each packet contains a number of 256-word chunks we + * compose the image from. */ +static void usbtv_iso_cb(struct urb *ip) +{ + int ret; + int i; + struct usbtv *usbtv = (struct usbtv *)ip->context; + + switch (ip->status) { + /* All fine. */ + case 0: + break; + /* Device disconnected or capture stopped? */ + case -ENODEV: + case -ENOENT: + case -ECONNRESET: + case -ESHUTDOWN: + return; + /* Unknown error. Retry. */ + default: + dev_warn(usbtv->dev, "Bad response for ISO request.\n"); + goto resubmit; + } + + for (i = 0; i < ip->number_of_packets; i++) { + int size = ip->iso_frame_desc[i].actual_length; + unsigned char *data = ip->transfer_buffer + + ip->iso_frame_desc[i].offset; + int offset; + + for (offset = 0; USBTV_CHUNK_SIZE * offset < size; offset++) + usbtv_image_chunk(usbtv, + (u32 *)&data[USBTV_CHUNK_SIZE * offset]); + } + +resubmit: + ret = usb_submit_urb(ip, GFP_ATOMIC); + if (ret < 0) + dev_warn(usbtv->dev, "Could not resubmit ISO URB\n"); +} + +static struct urb *usbtv_setup_iso_transfer(struct usbtv *usbtv) +{ + struct urb *ip; + int size = usbtv->iso_size; + int i; + + ip = usb_alloc_urb(USBTV_ISOC_PACKETS, GFP_KERNEL); + if (ip == NULL) + return NULL; + + ip->dev = usbtv->udev; + ip->context = usbtv; + ip->pipe = usb_rcvisocpipe(usbtv->udev, USBTV_VIDEO_ENDP); + ip->interval = 1; + ip->transfer_flags = URB_ISO_ASAP; + ip->transfer_buffer = kzalloc(size * USBTV_ISOC_PACKETS, + GFP_KERNEL); + ip->complete = usbtv_iso_cb; + ip->number_of_packets = USBTV_ISOC_PACKETS; + ip->transfer_buffer_length = size * USBTV_ISOC_PACKETS; + for (i = 0; i < USBTV_ISOC_PACKETS; i++) { + ip->iso_frame_desc[i].offset = size * i; + ip->iso_frame_desc[i].length = size; + } + + return ip; +} + +static void usbtv_stop(struct usbtv *usbtv) +{ + int i; + unsigned long flags; + + /* Cancel running transfers. */ + for (i = 0; i < USBTV_ISOC_TRANSFERS; i++) { + struct urb *ip = usbtv->isoc_urbs[i]; + if (ip == NULL) + continue; + usb_kill_urb(ip); + kfree(ip->transfer_buffer); + usb_free_urb(ip); + usbtv->isoc_urbs[i] = NULL; + } + + /* Return buffers to userspace. */ + spin_lock_irqsave(&usbtv->buflock, flags); + while (!list_empty(&usbtv->bufs)) { + struct usbtv_buf *buf = list_first_entry(&usbtv->bufs, + struct usbtv_buf, list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + list_del(&buf->list); + } + spin_unlock_irqrestore(&usbtv->buflock, flags); +} + +static int usbtv_start(struct usbtv *usbtv) +{ + int i; + int ret; + + ret = usb_set_interface(usbtv->udev, 0, 0); + if (ret < 0) + return ret; + + ret = usbtv_setup_capture(usbtv); + if (ret < 0) + return ret; + + ret = usb_set_interface(usbtv->udev, 0, 1); + if (ret < 0) + return ret; + + for (i = 0; i < USBTV_ISOC_TRANSFERS; i++) { + struct urb *ip; + + ip = usbtv_setup_iso_transfer(usbtv); + if (ip == NULL) { + ret = -ENOMEM; + goto start_fail; + } + usbtv->isoc_urbs[i] = ip; + + ret = usb_submit_urb(ip, GFP_KERNEL); + if (ret < 0) + goto start_fail; + } + + return 0; + +start_fail: + usbtv_stop(usbtv); + return ret; +} + +struct usb_device_id usbtv_id_table[] = { + { USB_DEVICE(0x1b71, 0x3002) }, + {} +}; +MODULE_DEVICE_TABLE(usb, usbtv_id_table); + +static int usbtv_querycap(struct file *file, void *priv, + struct v4l2_capability *cap) +{ + struct usbtv *dev = video_drvdata(file); + + strlcpy(cap->driver, "usbtv", sizeof(cap->driver)); + strlcpy(cap->card, "usbtv", sizeof(cap->card)); + usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info)); + cap->device_caps = V4L2_CAP_VIDEO_CAPTURE; + cap->device_caps |= V4L2_CAP_READWRITE | V4L2_CAP_STREAMING; + cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; + return 0; +} + +static int usbtv_enum_input(struct file *file, void *priv, + struct v4l2_input *i) +{ + if (i->index > 0) + return -EINVAL; + + strlcpy(i->name, "Composite", sizeof(i->name)); + i->type = V4L2_INPUT_TYPE_CAMERA; + i->std = V4L2_STD_525_60; + return 0; +} + +static int usbtv_enum_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_fmtdesc *f) +{ + if (f->index > 0) + return -EINVAL; + + strlcpy(f->description, "16 bpp YUY2, 4:2:2, packed", + sizeof(f->description)); + f->pixelformat = V4L2_PIX_FMT_YUYV; + return 0; +} + +static int usbtv_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + f->fmt.pix.width = USBTV_WIDTH; + f->fmt.pix.height = USBTV_HEIGHT; + f->fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV; + f->fmt.pix.field = V4L2_FIELD_INTERLACED; + f->fmt.pix.bytesperline = USBTV_WIDTH * 2; + f->fmt.pix.sizeimage = (f->fmt.pix.bytesperline * f->fmt.pix.height); + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; + f->fmt.pix.priv = 0; + return 0; +} + +static int usbtv_g_std(struct file *file, void *priv, v4l2_std_id *norm) +{ + *norm = V4L2_STD_525_60; + return 0; +} + +static int usbtv_g_input(struct file *file, void *priv, unsigned int *i) +{ + *i = 0; + return 0; +} + +static int usbtv_s_input(struct file *file, void *priv, unsigned int i) +{ + if (i > 0) + return -EINVAL; + return 0; +} + +static int usbtv_s_std(struct file *file, void *priv, v4l2_std_id norm) +{ + if (norm & V4L2_STD_525_60) + return 0; + return -EINVAL; +} + +struct v4l2_ioctl_ops usbtv_ioctl_ops = { + .vidioc_querycap = usbtv_querycap, + .vidioc_enum_input = usbtv_enum_input, + .vidioc_enum_fmt_vid_cap = usbtv_enum_fmt_vid_cap, + .vidioc_g_fmt_vid_cap = usbtv_fmt_vid_cap, + .vidioc_try_fmt_vid_cap = usbtv_fmt_vid_cap, + .vidioc_s_fmt_vid_cap = usbtv_fmt_vid_cap, + .vidioc_g_std = usbtv_g_std, + .vidioc_s_std = usbtv_s_std, + .vidioc_g_input = usbtv_g_input, + .vidioc_s_input = usbtv_s_input, + + .vidioc_reqbufs = vb2_ioctl_reqbufs, + .vidioc_prepare_buf = vb2_ioctl_prepare_buf, + .vidioc_querybuf = vb2_ioctl_querybuf, + .vidioc_create_bufs = vb2_ioctl_create_bufs, + .vidioc_qbuf = vb2_ioctl_qbuf, + .vidioc_dqbuf = vb2_ioctl_dqbuf, + .vidioc_streamon = vb2_ioctl_streamon, + .vidioc_streamoff = vb2_ioctl_streamoff, +}; + +struct v4l2_file_operations usbtv_fops = { + .owner = THIS_MODULE, + .unlocked_ioctl = video_ioctl2, + .mmap = vb2_fop_mmap, + .open = v4l2_fh_open, + .release = vb2_fop_release, + .read = vb2_fop_read, + .poll = vb2_fop_poll, +}; + +static int usbtv_queue_setup(struct vb2_queue *vq, + const struct v4l2_format *v4l_fmt, unsigned int *nbuffers, + unsigned int *nplanes, unsigned int sizes[], void *alloc_ctxs[]) +{ + if (*nbuffers < 2) + *nbuffers = 2; + *nplanes = 1; + sizes[0] = USBTV_CHUNK * USBTV_CHUNKS * sizeof(u32); + + return 0; +} + +static void usbtv_buf_queue(struct vb2_buffer *vb) +{ + struct usbtv *usbtv = vb2_get_drv_priv(vb->vb2_queue); + struct usbtv_buf *buf = container_of(vb, struct usbtv_buf, vb); + unsigned long flags; + + if (usbtv->udev == NULL) { + vb2_buffer_done(vb, VB2_BUF_STATE_ERROR); + return; + } + + spin_lock_irqsave(&usbtv->buflock, flags); + list_add_tail(&buf->list, &usbtv->bufs); + spin_unlock_irqrestore(&usbtv->buflock, flags); +} + +static int usbtv_start_streaming(struct vb2_queue *vq, unsigned int count) +{ + struct usbtv *usbtv = vb2_get_drv_priv(vq); + + if (usbtv->udev == NULL) + return -ENODEV; + + return usbtv_start(usbtv); +} + +static int usbtv_stop_streaming(struct vb2_queue *vq) +{ + struct usbtv *usbtv = vb2_get_drv_priv(vq); + + if (usbtv->udev == NULL) + return -ENODEV; + + usbtv_stop(usbtv); + return 0; +} + +struct vb2_ops usbtv_vb2_ops = { + .queue_setup = usbtv_queue_setup, + .buf_queue = usbtv_buf_queue, + .start_streaming = usbtv_start_streaming, + .stop_streaming = usbtv_stop_streaming, +}; + +static void usbtv_release(struct v4l2_device *v4l2_dev) +{ + struct usbtv *usbtv = container_of(v4l2_dev, struct usbtv, v4l2_dev); + + v4l2_device_unregister(&usbtv->v4l2_dev); + vb2_queue_release(&usbtv->vb2q); + kfree(usbtv); +} + +static int usbtv_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + int ret; + int size; + struct device *dev = &intf->dev; + struct usbtv *usbtv; + + /* Checks that the device is what we think it is. */ + if (intf->num_altsetting != 2) + return -ENODEV; + if (intf->altsetting[1].desc.bNumEndpoints != 4) + return -ENODEV; + + /* Packet size is split into 11 bits of base size and count of + * extra multiplies of it.*/ + size = usb_endpoint_maxp(&intf->altsetting[1].endpoint[0].desc); + size = (size & 0x07ff) * (((size & 0x1800) >> 11) + 1); + + /* Device structure */ + usbtv = kzalloc(sizeof(struct usbtv), GFP_KERNEL); + if (usbtv == NULL) + return -ENOMEM; + usbtv->dev = dev; + usbtv->udev = usb_get_dev(interface_to_usbdev(intf)); + usbtv->iso_size = size; + spin_lock_init(&usbtv->buflock); + mutex_init(&usbtv->v4l2_lock); + mutex_init(&usbtv->vb2q_lock); + INIT_LIST_HEAD(&usbtv->bufs); + + /* videobuf2 structure */ + usbtv->vb2q.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + usbtv->vb2q.io_modes = VB2_MMAP | VB2_USERPTR | VB2_READ; + usbtv->vb2q.drv_priv = usbtv; + usbtv->vb2q.buf_struct_size = sizeof(struct usbtv_buf); + usbtv->vb2q.ops = &usbtv_vb2_ops; + usbtv->vb2q.mem_ops = &vb2_vmalloc_memops; + usbtv->vb2q.timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + usbtv->vb2q.lock = &usbtv->vb2q_lock; + ret = vb2_queue_init(&usbtv->vb2q); + if (ret < 0) { + dev_warn(dev, "Could not initialize videobuf2 queue\n"); + goto usbtv_fail; + } + + /* v4l2 structure */ + usbtv->v4l2_dev.release = usbtv_release; + ret = v4l2_device_register(dev, &usbtv->v4l2_dev); + if (ret < 0) { + dev_warn(dev, "Could not register v4l2 device\n"); + goto v4l2_fail; + } + + usb_set_intfdata(intf, usbtv); + + /* Video structure */ + strlcpy(usbtv->vdev.name, "usbtv", sizeof(usbtv->vdev.name)); + usbtv->vdev.v4l2_dev = &usbtv->v4l2_dev; + usbtv->vdev.release = video_device_release_empty; + usbtv->vdev.fops = &usbtv_fops; + usbtv->vdev.ioctl_ops = &usbtv_ioctl_ops; + usbtv->vdev.tvnorms = V4L2_STD_525_60; + usbtv->vdev.queue = &usbtv->vb2q; + usbtv->vdev.lock = &usbtv->v4l2_lock; + set_bit(V4L2_FL_USE_FH_PRIO, &usbtv->vdev.flags); + video_set_drvdata(&usbtv->vdev, usbtv); + ret = video_register_device(&usbtv->vdev, VFL_TYPE_GRABBER, -1); + if (ret < 0) { + dev_warn(dev, "Could not register video device\n"); + goto vdev_fail; + } + + dev_info(dev, "Fushicai USBTV007 Video Grabber\n"); + return 0; + +vdev_fail: + v4l2_device_unregister(&usbtv->v4l2_dev); +v4l2_fail: + vb2_queue_release(&usbtv->vb2q); +usbtv_fail: + kfree(usbtv); + + return ret; +} + +static void usbtv_disconnect(struct usb_interface *intf) +{ + struct usbtv *usbtv = usb_get_intfdata(intf); + + mutex_lock(&usbtv->vb2q_lock); + mutex_lock(&usbtv->v4l2_lock); + + usbtv_stop(usbtv); + usb_set_intfdata(intf, NULL); + video_unregister_device(&usbtv->vdev); + v4l2_device_disconnect(&usbtv->v4l2_dev); + usb_put_dev(usbtv->udev); + usbtv->udev = NULL; + + mutex_unlock(&usbtv->v4l2_lock); + mutex_unlock(&usbtv->vb2q_lock); + + v4l2_device_put(&usbtv->v4l2_dev); +} + +MODULE_AUTHOR("Lubomir Rintel"); +MODULE_DESCRIPTION("Fushicai USBTV007 Video Grabber Driver"); +MODULE_LICENSE("Dual BSD/GPL"); + +struct usb_driver usbtv_usb_driver = { + .name = "usbtv", + .id_table = usbtv_id_table, + .probe = usbtv_probe, + .disconnect = usbtv_disconnect, +}; + +module_usb_driver(usbtv_usb_driver); diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c index d34c2af..5c9e312 100644 --- a/drivers/media/usb/usbvision/usbvision-video.c +++ b/drivers/media/usb/usbvision/usbvision-video.c @@ -467,8 +467,6 @@ static int vidioc_g_register(struct file *file, void *priv, struct usb_usbvision *usbvision = video_drvdata(file); int err_code; - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; /* NT100x has a 8-bit register space */ err_code = usbvision_read_reg(usbvision, reg->reg&0xff); if (err_code < 0) { @@ -488,8 +486,6 @@ static int vidioc_s_register(struct file *file, void *priv, struct usb_usbvision *usbvision = video_drvdata(file); int err_code; - if (!v4l2_chip_match_host(®->match)) - return -EINVAL; /* NT100x has a 8-bit register space */ err_code = usbvision_write_reg(usbvision, reg->reg & 0xff, reg->val); if (err_code < 0) { @@ -608,6 +604,14 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id) return 0; } +static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) +{ + struct usb_usbvision *usbvision = video_drvdata(file); + + *id = usbvision->tvnorm_id; + return 0; +} + static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *vt) { @@ -1248,6 +1252,7 @@ static const struct v4l2_ioctl_ops usbvision_ioctl_ops = { .vidioc_qbuf = vidioc_qbuf, .vidioc_dqbuf = vidioc_dqbuf, .vidioc_s_std = vidioc_s_std, + .vidioc_g_std = vidioc_g_std, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, @@ -1274,7 +1279,6 @@ static struct video_device usbvision_video_template = { .name = "usbvision-video", .release = video_device_release, .tvnorms = USBVISION_NORMS, - .current_norm = V4L2_STD_PAL }; @@ -1307,9 +1311,6 @@ static struct video_device usbvision_radio_template = { .name = "usbvision-radio", .release = video_device_release, .ioctl_ops = &usbvision_radio_ioctl_ops, - - .tvnorms = USBVISION_NORMS, - .current_norm = V4L2_STD_PAL }; @@ -1459,6 +1460,7 @@ static void usbvision_release(struct usb_usbvision *usbvision) usbvision_remove_sysfs(usbvision->vdev); usbvision_unregister_video(usbvision); + kfree(usbvision->alt_max_pkt_size); usb_free_urb(usbvision->ctrl_urb); @@ -1574,6 +1576,7 @@ static int usbvision_probe(struct usb_interface *intf, usbvision->alt_max_pkt_size = kmalloc(32 * usbvision->num_alt, GFP_KERNEL); if (usbvision->alt_max_pkt_size == NULL) { dev_err(&intf->dev, "usbvision: out of memory!\n"); + usbvision_release(usbvision); return -ENOMEM; } diff --git a/drivers/media/usb/uvc/Kconfig b/drivers/media/usb/uvc/Kconfig index 541c9f1..6ed85efa 100644 --- a/drivers/media/usb/uvc/Kconfig +++ b/drivers/media/usb/uvc/Kconfig @@ -1,5 +1,6 @@ config USB_VIDEO_CLASS tristate "USB Video Class (UVC)" + depends on VIDEO_V4L2 select VIDEOBUF2_VMALLOC ---help--- Support for the USB Video Class (UVC). Currently only video diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index 5dbefa6..81695d4 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -1836,8 +1836,8 @@ static int uvc_probe(struct usb_interface *intf, INIT_LIST_HEAD(&dev->chains); INIT_LIST_HEAD(&dev->streams); atomic_set(&dev->nstreams, 0); - atomic_set(&dev->users, 0); atomic_set(&dev->nmappings, 0); + mutex_init(&dev->lock); dev->udev = usb_get_dev(udev); dev->intf = usb_get_intf(intf); @@ -1950,8 +1950,13 @@ static int uvc_suspend(struct usb_interface *intf, pm_message_t message) /* Controls are cached on the fly so they don't need to be saved. */ if (intf->cur_altsetting->desc.bInterfaceSubClass == - UVC_SC_VIDEOCONTROL) - return uvc_status_suspend(dev); + UVC_SC_VIDEOCONTROL) { + mutex_lock(&dev->lock); + if (dev->users) + uvc_status_stop(dev); + mutex_unlock(&dev->lock); + return 0; + } list_for_each_entry(stream, &dev->streams, list) { if (stream->intf == intf) @@ -1973,14 +1978,20 @@ static int __uvc_resume(struct usb_interface *intf, int reset) if (intf->cur_altsetting->desc.bInterfaceSubClass == UVC_SC_VIDEOCONTROL) { - if (reset) { - int ret = uvc_ctrl_resume_device(dev); + int ret = 0; + if (reset) { + ret = uvc_ctrl_resume_device(dev); if (ret < 0) return ret; } - return uvc_status_resume(dev); + mutex_lock(&dev->lock); + if (dev->users) + ret = uvc_status_start(dev, GFP_NOIO); + mutex_unlock(&dev->lock); + + return ret; } list_for_each_entry(stream, &dev->streams, list) { @@ -2163,6 +2174,24 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_DEF }, + /* Dell Alienware X51 */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x05a9, + .idProduct = 0x2643, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_DEF }, + /* Dell Studio Hybrid 140g (OmniVision webcam) */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x05a9, + .idProduct = 0x264a, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_DEF }, /* Apple Built-In iSight */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, diff --git a/drivers/media/usb/uvc/uvc_status.c b/drivers/media/usb/uvc/uvc_status.c index b749277..f552ab9 100644 --- a/drivers/media/usb/uvc/uvc_status.c +++ b/drivers/media/usb/uvc/uvc_status.c @@ -206,32 +206,15 @@ void uvc_status_cleanup(struct uvc_device *dev) uvc_input_cleanup(dev); } -int uvc_status_start(struct uvc_device *dev) +int uvc_status_start(struct uvc_device *dev, gfp_t flags) { if (dev->int_urb == NULL) return 0; - return usb_submit_urb(dev->int_urb, GFP_KERNEL); + return usb_submit_urb(dev->int_urb, flags); } void uvc_status_stop(struct uvc_device *dev) { usb_kill_urb(dev->int_urb); } - -int uvc_status_suspend(struct uvc_device *dev) -{ - if (atomic_read(&dev->users)) - usb_kill_urb(dev->int_urb); - - return 0; -} - -int uvc_status_resume(struct uvc_device *dev) -{ - if (dev->int_urb == NULL || atomic_read(&dev->users) == 0) - return 0; - - return usb_submit_urb(dev->int_urb, GFP_NOIO); -} - diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c index b2dc326..3afff92 100644 --- a/drivers/media/usb/uvc/uvc_v4l2.c +++ b/drivers/media/usb/uvc/uvc_v4l2.c @@ -498,16 +498,20 @@ static int uvc_v4l2_open(struct file *file) return -ENOMEM; } - if (atomic_inc_return(&stream->dev->users) == 1) { - ret = uvc_status_start(stream->dev); + mutex_lock(&stream->dev->lock); + if (stream->dev->users == 0) { + ret = uvc_status_start(stream->dev, GFP_KERNEL); if (ret < 0) { - atomic_dec(&stream->dev->users); + mutex_unlock(&stream->dev->lock); usb_autopm_put_interface(stream->dev->intf); kfree(handle); return ret; } } + stream->dev->users++; + mutex_unlock(&stream->dev->lock); + v4l2_fh_init(&handle->vfh, stream->vdev); v4l2_fh_add(&handle->vfh); handle->chain = stream->chain; @@ -538,8 +542,10 @@ static int uvc_v4l2_release(struct file *file) kfree(handle); file->private_data = NULL; - if (atomic_dec_return(&stream->dev->users) == 0) + mutex_lock(&stream->dev->lock); + if (--stream->dev->users == 0) uvc_status_stop(stream->dev); + mutex_unlock(&stream->dev->lock); usb_autopm_put_interface(stream->dev->intf); return 0; diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h index af505fd..9e35982 100644 --- a/drivers/media/usb/uvc/uvcvideo.h +++ b/drivers/media/usb/uvc/uvcvideo.h @@ -514,7 +514,8 @@ struct uvc_device { char name[32]; enum uvc_device_state state; - atomic_t users; + struct mutex lock; /* Protects users */ + unsigned int users; atomic_t nmappings; /* Video control interface */ @@ -660,10 +661,8 @@ void uvc_video_clock_update(struct uvc_streaming *stream, /* Status */ extern int uvc_status_init(struct uvc_device *dev); extern void uvc_status_cleanup(struct uvc_device *dev); -extern int uvc_status_start(struct uvc_device *dev); +extern int uvc_status_start(struct uvc_device *dev, gfp_t flags); extern void uvc_status_stop(struct uvc_device *dev); -extern int uvc_status_suspend(struct uvc_device *dev); -extern int uvc_status_resume(struct uvc_device *dev); /* Controls */ extern const struct v4l2_subscribed_event_ops uvc_ctrl_sub_ev_ops; diff --git a/drivers/media/v4l2-core/Makefile b/drivers/media/v4l2-core/Makefile index aa50c46..4c33b8d 100644 --- a/drivers/media/v4l2-core/Makefile +++ b/drivers/media/v4l2-core/Makefile @@ -5,7 +5,8 @@ tuner-objs := tuner-core.o videodev-objs := v4l2-dev.o v4l2-ioctl.o v4l2-device.o v4l2-fh.o \ - v4l2-event.o v4l2-ctrls.o v4l2-subdev.o + v4l2-event.o v4l2-ctrls.o v4l2-subdev.o v4l2-clk.o \ + v4l2-async.o ifeq ($(CONFIG_COMPAT),y) videodev-objs += v4l2-compat-ioctl32.o endif diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c new file mode 100644 index 0000000..aae2417 --- /dev/null +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -0,0 +1,284 @@ +/* + * V4L2 asynchronous subdevice registration API + * + * Copyright (C) 2012-2013, Guennadi Liakhovetski + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +static bool match_i2c(struct device *dev, struct v4l2_async_subdev *asd) +{ +#if IS_ENABLED(CONFIG_I2C) + struct i2c_client *client = i2c_verify_client(dev); + return client && + asd->bus_type == V4L2_ASYNC_BUS_I2C && + asd->match.i2c.adapter_id == client->adapter->nr && + asd->match.i2c.address == client->addr; +#else + return false; +#endif +} + +static bool match_platform(struct device *dev, struct v4l2_async_subdev *asd) +{ + return asd->bus_type == V4L2_ASYNC_BUS_PLATFORM && + !strcmp(asd->match.platform.name, dev_name(dev)); +} + +static LIST_HEAD(subdev_list); +static LIST_HEAD(notifier_list); +static DEFINE_MUTEX(list_lock); + +static struct v4l2_async_subdev *v4l2_async_belongs(struct v4l2_async_notifier *notifier, + struct v4l2_async_subdev_list *asdl) +{ + struct v4l2_subdev *sd = v4l2_async_to_subdev(asdl); + struct v4l2_async_subdev *asd; + bool (*match)(struct device *, + struct v4l2_async_subdev *); + + list_for_each_entry(asd, ¬ifier->waiting, list) { + /* bus_type has been verified valid before */ + switch (asd->bus_type) { + case V4L2_ASYNC_BUS_CUSTOM: + match = asd->match.custom.match; + if (!match) + /* Match always */ + return asd; + break; + case V4L2_ASYNC_BUS_PLATFORM: + match = match_platform; + break; + case V4L2_ASYNC_BUS_I2C: + match = match_i2c; + break; + default: + /* Cannot happen, unless someone breaks us */ + WARN_ON(true); + return NULL; + } + + /* match cannot be NULL here */ + if (match(sd->dev, asd)) + return asd; + } + + return NULL; +} + +static int v4l2_async_test_notify(struct v4l2_async_notifier *notifier, + struct v4l2_async_subdev_list *asdl, + struct v4l2_async_subdev *asd) +{ + struct v4l2_subdev *sd = v4l2_async_to_subdev(asdl); + int ret; + + /* Remove from the waiting list */ + list_del(&asd->list); + asdl->asd = asd; + asdl->notifier = notifier; + + if (notifier->bound) { + ret = notifier->bound(notifier, sd, asd); + if (ret < 0) + return ret; + } + /* Move from the global subdevice list to notifier's done */ + list_move(&asdl->list, ¬ifier->done); + + ret = v4l2_device_register_subdev(notifier->v4l2_dev, sd); + if (ret < 0) { + if (notifier->unbind) + notifier->unbind(notifier, sd, asd); + return ret; + } + + if (list_empty(¬ifier->waiting) && notifier->complete) + return notifier->complete(notifier); + + return 0; +} + +static void v4l2_async_cleanup(struct v4l2_async_subdev_list *asdl) +{ + struct v4l2_subdev *sd = v4l2_async_to_subdev(asdl); + + v4l2_device_unregister_subdev(sd); + /* Subdevice driver will reprobe and put asdl back onto the list */ + list_del_init(&asdl->list); + asdl->asd = NULL; + sd->dev = NULL; +} + +int v4l2_async_notifier_register(struct v4l2_device *v4l2_dev, + struct v4l2_async_notifier *notifier) +{ + struct v4l2_async_subdev_list *asdl, *tmp; + struct v4l2_async_subdev *asd; + int i; + + if (!notifier->num_subdevs || notifier->num_subdevs > V4L2_MAX_SUBDEVS) + return -EINVAL; + + notifier->v4l2_dev = v4l2_dev; + INIT_LIST_HEAD(¬ifier->waiting); + INIT_LIST_HEAD(¬ifier->done); + + for (i = 0; i < notifier->num_subdevs; i++) { + asd = notifier->subdev[i]; + + switch (asd->bus_type) { + case V4L2_ASYNC_BUS_CUSTOM: + case V4L2_ASYNC_BUS_PLATFORM: + case V4L2_ASYNC_BUS_I2C: + break; + default: + dev_err(notifier->v4l2_dev ? notifier->v4l2_dev->dev : NULL, + "Invalid bus-type %u on %p\n", + asd->bus_type, asd); + return -EINVAL; + } + list_add_tail(&asd->list, ¬ifier->waiting); + } + + mutex_lock(&list_lock); + + /* Keep also completed notifiers on the list */ + list_add(¬ifier->list, ¬ifier_list); + + list_for_each_entry_safe(asdl, tmp, &subdev_list, list) { + int ret; + + asd = v4l2_async_belongs(notifier, asdl); + if (!asd) + continue; + + ret = v4l2_async_test_notify(notifier, asdl, asd); + if (ret < 0) { + mutex_unlock(&list_lock); + return ret; + } + } + + mutex_unlock(&list_lock); + + return 0; +} +EXPORT_SYMBOL(v4l2_async_notifier_register); + +void v4l2_async_notifier_unregister(struct v4l2_async_notifier *notifier) +{ + struct v4l2_async_subdev_list *asdl, *tmp; + unsigned int notif_n_subdev = notifier->num_subdevs; + unsigned int n_subdev = min(notif_n_subdev, V4L2_MAX_SUBDEVS); + struct device *dev[n_subdev]; + int i = 0; + + mutex_lock(&list_lock); + + list_del(¬ifier->list); + + list_for_each_entry_safe(asdl, tmp, ¬ifier->done, list) { + struct v4l2_subdev *sd = v4l2_async_to_subdev(asdl); + + dev[i] = get_device(sd->dev); + + v4l2_async_cleanup(asdl); + + /* If we handled USB devices, we'd have to lock the parent too */ + device_release_driver(dev[i++]); + + if (notifier->unbind) + notifier->unbind(notifier, sd, sd->asdl.asd); + } + + mutex_unlock(&list_lock); + + while (i--) { + struct device *d = dev[i]; + + if (d && device_attach(d) < 0) { + const char *name = "(none)"; + int lock = device_trylock(d); + + if (lock && d->driver) + name = d->driver->name; + dev_err(d, "Failed to re-probe to %s\n", name); + if (lock) + device_unlock(d); + } + put_device(d); + } + /* + * Don't care about the waiting list, it is initialised and populated + * upon notifier registration. + */ +} +EXPORT_SYMBOL(v4l2_async_notifier_unregister); + +int v4l2_async_register_subdev(struct v4l2_subdev *sd) +{ + struct v4l2_async_subdev_list *asdl = &sd->asdl; + struct v4l2_async_notifier *notifier; + + mutex_lock(&list_lock); + + INIT_LIST_HEAD(&asdl->list); + + list_for_each_entry(notifier, ¬ifier_list, list) { + struct v4l2_async_subdev *asd = v4l2_async_belongs(notifier, asdl); + if (asd) { + int ret = v4l2_async_test_notify(notifier, asdl, asd); + mutex_unlock(&list_lock); + return ret; + } + } + + /* None matched, wait for hot-plugging */ + list_add(&asdl->list, &subdev_list); + + mutex_unlock(&list_lock); + + return 0; +} +EXPORT_SYMBOL(v4l2_async_register_subdev); + +void v4l2_async_unregister_subdev(struct v4l2_subdev *sd) +{ + struct v4l2_async_subdev_list *asdl = &sd->asdl; + struct v4l2_async_notifier *notifier = asdl->notifier; + + if (!asdl->asd) { + if (!list_empty(&asdl->list)) + v4l2_async_cleanup(asdl); + return; + } + + mutex_lock(&list_lock); + + list_add(&asdl->asd->list, ¬ifier->waiting); + + v4l2_async_cleanup(asdl); + + if (notifier->unbind) + notifier->unbind(notifier, sd, sd->asdl.asd); + + mutex_unlock(&list_lock); +} +EXPORT_SYMBOL(v4l2_async_unregister_subdev); diff --git a/drivers/media/v4l2-core/v4l2-clk.c b/drivers/media/v4l2-core/v4l2-clk.c new file mode 100644 index 0000000..b67de86 --- /dev/null +++ b/drivers/media/v4l2-core/v4l2-clk.c @@ -0,0 +1,242 @@ +/* + * V4L2 clock service + * + * Copyright (C) 2012-2013, Guennadi Liakhovetski + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +static DEFINE_MUTEX(clk_lock); +static LIST_HEAD(clk_list); + +static struct v4l2_clk *v4l2_clk_find(const char *dev_id, const char *id) +{ + struct v4l2_clk *clk; + + list_for_each_entry(clk, &clk_list, list) { + if (strcmp(dev_id, clk->dev_id)) + continue; + + if (!id || !clk->id || !strcmp(clk->id, id)) + return clk; + } + + return ERR_PTR(-ENODEV); +} + +struct v4l2_clk *v4l2_clk_get(struct device *dev, const char *id) +{ + struct v4l2_clk *clk; + + mutex_lock(&clk_lock); + clk = v4l2_clk_find(dev_name(dev), id); + + if (!IS_ERR(clk)) + atomic_inc(&clk->use_count); + mutex_unlock(&clk_lock); + + return clk; +} +EXPORT_SYMBOL(v4l2_clk_get); + +void v4l2_clk_put(struct v4l2_clk *clk) +{ + struct v4l2_clk *tmp; + + if (IS_ERR(clk)) + return; + + mutex_lock(&clk_lock); + + list_for_each_entry(tmp, &clk_list, list) + if (tmp == clk) + atomic_dec(&clk->use_count); + + mutex_unlock(&clk_lock); +} +EXPORT_SYMBOL(v4l2_clk_put); + +static int v4l2_clk_lock_driver(struct v4l2_clk *clk) +{ + struct v4l2_clk *tmp; + int ret = -ENODEV; + + mutex_lock(&clk_lock); + + list_for_each_entry(tmp, &clk_list, list) + if (tmp == clk) { + ret = !try_module_get(clk->ops->owner); + if (ret) + ret = -EFAULT; + break; + } + + mutex_unlock(&clk_lock); + + return ret; +} + +static void v4l2_clk_unlock_driver(struct v4l2_clk *clk) +{ + module_put(clk->ops->owner); +} + +int v4l2_clk_enable(struct v4l2_clk *clk) +{ + int ret = v4l2_clk_lock_driver(clk); + + if (ret < 0) + return ret; + + mutex_lock(&clk->lock); + + if (++clk->enable == 1 && clk->ops->enable) { + ret = clk->ops->enable(clk); + if (ret < 0) + clk->enable--; + } + + mutex_unlock(&clk->lock); + + return ret; +} +EXPORT_SYMBOL(v4l2_clk_enable); + +/* + * You might Oops if you try to disabled a disabled clock, because then the + * driver isn't locked and could have been unloaded by now, so, don't do that + */ +void v4l2_clk_disable(struct v4l2_clk *clk) +{ + int enable; + + mutex_lock(&clk->lock); + + enable = --clk->enable; + if (WARN(enable < 0, "Unbalanced %s() on %s:%s!\n", __func__, + clk->dev_id, clk->id)) + clk->enable++; + else if (!enable && clk->ops->disable) + clk->ops->disable(clk); + + mutex_unlock(&clk->lock); + + v4l2_clk_unlock_driver(clk); +} +EXPORT_SYMBOL(v4l2_clk_disable); + +unsigned long v4l2_clk_get_rate(struct v4l2_clk *clk) +{ + int ret = v4l2_clk_lock_driver(clk); + + if (ret < 0) + return ret; + + mutex_lock(&clk->lock); + if (!clk->ops->get_rate) + ret = -ENOSYS; + else + ret = clk->ops->get_rate(clk); + mutex_unlock(&clk->lock); + + v4l2_clk_unlock_driver(clk); + + return ret; +} +EXPORT_SYMBOL(v4l2_clk_get_rate); + +int v4l2_clk_set_rate(struct v4l2_clk *clk, unsigned long rate) +{ + int ret = v4l2_clk_lock_driver(clk); + + if (ret < 0) + return ret; + + mutex_lock(&clk->lock); + if (!clk->ops->set_rate) + ret = -ENOSYS; + else + ret = clk->ops->set_rate(clk, rate); + mutex_unlock(&clk->lock); + + v4l2_clk_unlock_driver(clk); + + return ret; +} +EXPORT_SYMBOL(v4l2_clk_set_rate); + +struct v4l2_clk *v4l2_clk_register(const struct v4l2_clk_ops *ops, + const char *dev_id, + const char *id, void *priv) +{ + struct v4l2_clk *clk; + int ret; + + if (!ops || !dev_id) + return ERR_PTR(-EINVAL); + + clk = kzalloc(sizeof(struct v4l2_clk), GFP_KERNEL); + if (!clk) + return ERR_PTR(-ENOMEM); + + clk->id = kstrdup(id, GFP_KERNEL); + clk->dev_id = kstrdup(dev_id, GFP_KERNEL); + if ((id && !clk->id) || !clk->dev_id) { + ret = -ENOMEM; + goto ealloc; + } + clk->ops = ops; + clk->priv = priv; + atomic_set(&clk->use_count, 0); + mutex_init(&clk->lock); + + mutex_lock(&clk_lock); + if (!IS_ERR(v4l2_clk_find(dev_id, id))) { + mutex_unlock(&clk_lock); + ret = -EEXIST; + goto eexist; + } + list_add_tail(&clk->list, &clk_list); + mutex_unlock(&clk_lock); + + return clk; + +eexist: +ealloc: + kfree(clk->id); + kfree(clk->dev_id); + kfree(clk); + return ERR_PTR(ret); +} +EXPORT_SYMBOL(v4l2_clk_register); + +void v4l2_clk_unregister(struct v4l2_clk *clk) +{ + if (WARN(atomic_read(&clk->use_count), + "%s(): Refusing to unregister ref-counted %s:%s clock!\n", + __func__, clk->dev_id, clk->id)) + return; + + mutex_lock(&clk_lock); + list_del(&clk->list); + mutex_unlock(&clk_lock); + + kfree(clk->id); + kfree(clk->dev_id); + kfree(clk); +} +EXPORT_SYMBOL(v4l2_clk_unregister); diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c index 3fed63f..a95e5e2 100644 --- a/drivers/media/v4l2-core/v4l2-common.c +++ b/drivers/media/v4l2-core/v4l2-common.c @@ -61,7 +61,6 @@ #include #include #include -#include #include @@ -227,62 +226,9 @@ u32 v4l2_ctrl_next(const u32 * const * ctrl_classes, u32 id) } EXPORT_SYMBOL(v4l2_ctrl_next); -int v4l2_chip_match_host(const struct v4l2_dbg_match *match) -{ - switch (match->type) { - case V4L2_CHIP_MATCH_BRIDGE: - return match->addr == 0; - default: - return 0; - } -} -EXPORT_SYMBOL(v4l2_chip_match_host); - -#if IS_ENABLED(CONFIG_I2C) -int v4l2_chip_match_i2c_client(struct i2c_client *c, const struct v4l2_dbg_match *match) -{ - int len; - - if (c == NULL || match == NULL) - return 0; - - switch (match->type) { - case V4L2_CHIP_MATCH_I2C_DRIVER: - if (c->driver == NULL || c->driver->driver.name == NULL) - return 0; - len = strlen(c->driver->driver.name); - return len && !strncmp(c->driver->driver.name, match->name, len); - case V4L2_CHIP_MATCH_I2C_ADDR: - return c->addr == match->addr; - case V4L2_CHIP_MATCH_SUBDEV: - return 1; - default: - return 0; - } -} -EXPORT_SYMBOL(v4l2_chip_match_i2c_client); - -int v4l2_chip_ident_i2c_client(struct i2c_client *c, struct v4l2_dbg_chip_ident *chip, - u32 ident, u32 revision) -{ - if (!v4l2_chip_match_i2c_client(c, &chip->match)) - return 0; - if (chip->ident == V4L2_IDENT_NONE) { - chip->ident = ident; - chip->revision = revision; - } - else { - chip->ident = V4L2_IDENT_AMBIGUOUS; - chip->revision = 0; - } - return 0; -} -EXPORT_SYMBOL(v4l2_chip_ident_i2c_client); - -/* ----------------------------------------------------------------- */ - /* I2C Helper functions */ +#if IS_ENABLED(CONFIG_I2C) void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client, const struct v4l2_subdev_ops *ops) @@ -291,6 +237,7 @@ void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client, sd->flags |= V4L2_SUBDEV_FL_IS_I2C; /* the owner is the same as the i2c_client's driver owner */ sd->owner = client->driver->driver.owner; + sd->dev = &client->dev; /* i2c_client and v4l2_subdev point to one another */ v4l2_set_subdevdata(sd, client); i2c_set_clientdata(client, sd); @@ -301,8 +248,6 @@ void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client, } EXPORT_SYMBOL_GPL(v4l2_i2c_subdev_init); - - /* Load an i2c sub-device. */ struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev, struct i2c_adapter *adapter, struct i2c_board_info *info, @@ -426,6 +371,7 @@ void v4l2_spi_subdev_init(struct v4l2_subdev *sd, struct spi_device *spi, sd->flags |= V4L2_SUBDEV_FL_IS_SPI; /* the owner is the same as the spi_device's driver owner */ sd->owner = spi->dev.driver->owner; + sd->dev = &spi->dev; /* spi_device and v4l2_subdev point to one another */ v4l2_set_subdevdata(sd, spi); spi_set_drvdata(spi, sd); diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c index f129551..8f7a6a4 100644 --- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c +++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c @@ -1074,7 +1074,6 @@ long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) case VIDIOC_TRY_DECODER_CMD: case VIDIOC_DBG_S_REGISTER: case VIDIOC_DBG_G_REGISTER: - case VIDIOC_DBG_G_CHIP_IDENT: case VIDIOC_S_HW_FREQ_SEEK: case VIDIOC_S_DV_TIMINGS: case VIDIOC_G_DV_TIMINGS: diff --git a/drivers/media/v4l2-core/v4l2-dev.c b/drivers/media/v4l2-core/v4l2-dev.c index 5923c5d..c8859d6 100644 --- a/drivers/media/v4l2-core/v4l2-dev.c +++ b/drivers/media/v4l2-core/v4l2-dev.c @@ -495,8 +495,8 @@ static const struct file_operations v4l2_fops = { }; /** - * get_index - assign stream index number based on parent device - * @vdev: video_device to assign index number to, vdev->parent should be assigned + * get_index - assign stream index number based on v4l2_dev + * @vdev: video_device to assign index number to, vdev->v4l2_dev should be assigned * * Note that when this is called the new device has not yet been registered * in the video_device array, but it was able to obtain a minor number. @@ -514,15 +514,11 @@ static int get_index(struct video_device *vdev) static DECLARE_BITMAP(used, VIDEO_NUM_DEVICES); int i; - /* Some drivers do not set the parent. In that case always return 0. */ - if (vdev->parent == NULL) - return 0; - bitmap_zero(used, VIDEO_NUM_DEVICES); for (i = 0; i < VIDEO_NUM_DEVICES; i++) { if (video_device[i] != NULL && - video_device[i]->parent == vdev->parent) { + video_device[i]->v4l2_dev == vdev->v4l2_dev) { set_bit(video_device[i]->index, used); } } @@ -596,7 +592,6 @@ static void determine_valid_ioctls(struct video_device *vdev) set_bit(_IOC_NR(VIDIOC_DBG_G_REGISTER), valid_ioctls); set_bit(_IOC_NR(VIDIOC_DBG_S_REGISTER), valid_ioctls); #endif - SET_VALID_IOCTL(ops, VIDIOC_DBG_G_CHIP_IDENT, vidioc_g_chip_ident); /* yes, really vidioc_subscribe_event */ SET_VALID_IOCTL(ops, VIDIOC_DQEVENT, vidioc_subscribe_event); SET_VALID_IOCTL(ops, VIDIOC_SUBSCRIBE_EVENT, vidioc_subscribe_event); @@ -675,9 +670,8 @@ static void determine_valid_ioctls(struct video_device *vdev) SET_VALID_IOCTL(ops, VIDIOC_PREPARE_BUF, vidioc_prepare_buf); if (ops->vidioc_s_std) set_bit(_IOC_NR(VIDIOC_ENUMSTD), valid_ioctls); - if (ops->vidioc_g_std || vdev->current_norm) - set_bit(_IOC_NR(VIDIOC_G_STD), valid_ioctls); SET_VALID_IOCTL(ops, VIDIOC_S_STD, vidioc_s_std); + SET_VALID_IOCTL(ops, VIDIOC_G_STD, vidioc_g_std); if (is_rx) { SET_VALID_IOCTL(ops, VIDIOC_QUERYSTD, vidioc_querystd); SET_VALID_IOCTL(ops, VIDIOC_ENUMINPUT, vidioc_enum_input); @@ -705,7 +699,7 @@ static void determine_valid_ioctls(struct video_device *vdev) if (ops->vidioc_cropcap || ops->vidioc_g_selection) set_bit(_IOC_NR(VIDIOC_CROPCAP), valid_ioctls); if (ops->vidioc_g_parm || (vdev->vfl_type == VFL_TYPE_GRABBER && - (ops->vidioc_g_std || vdev->current_norm))) + ops->vidioc_g_std)) set_bit(_IOC_NR(VIDIOC_G_PARM), valid_ioctls); SET_VALID_IOCTL(ops, VIDIOC_S_PARM, vidioc_s_parm); SET_VALID_IOCTL(ops, VIDIOC_S_DV_TIMINGS, vidioc_s_dv_timings); @@ -777,6 +771,9 @@ int __video_register_device(struct video_device *vdev, int type, int nr, /* the release callback MUST be present */ if (WARN_ON(!vdev->release)) return -EINVAL; + /* the v4l2_dev pointer MUST be present */ + if (WARN_ON(!vdev->v4l2_dev)) + return -EINVAL; /* v4l2_fh support */ spin_lock_init(&vdev->fh_lock); @@ -804,16 +801,14 @@ int __video_register_device(struct video_device *vdev, int type, int nr, vdev->vfl_type = type; vdev->cdev = NULL; - if (vdev->v4l2_dev) { - if (vdev->v4l2_dev->dev) - vdev->parent = vdev->v4l2_dev->dev; - if (vdev->ctrl_handler == NULL) - vdev->ctrl_handler = vdev->v4l2_dev->ctrl_handler; - /* If the prio state pointer is NULL, then use the v4l2_device - prio state. */ - if (vdev->prio == NULL) - vdev->prio = &vdev->v4l2_dev->prio; - } + if (vdev->dev_parent == NULL) + vdev->dev_parent = vdev->v4l2_dev->dev; + if (vdev->ctrl_handler == NULL) + vdev->ctrl_handler = vdev->v4l2_dev->ctrl_handler; + /* If the prio state pointer is NULL, then use the v4l2_device + prio state. */ + if (vdev->prio == NULL) + vdev->prio = &vdev->v4l2_dev->prio; /* Part 2: find a free minor, device node number and device index. */ #ifdef CONFIG_VIDEO_FIXED_MINOR_RANGES @@ -898,8 +893,7 @@ int __video_register_device(struct video_device *vdev, int type, int nr, /* Part 4: register the device with sysfs */ vdev->dev.class = &video_class; vdev->dev.devt = MKDEV(VIDEO_MAJOR, vdev->minor); - if (vdev->parent) - vdev->dev.parent = vdev->parent; + vdev->dev.parent = vdev->dev_parent; dev_set_name(&vdev->dev, "%s%d", name_base, vdev->num); ret = device_register(&vdev->dev); if (ret < 0) { diff --git a/drivers/media/v4l2-core/v4l2-device.c b/drivers/media/v4l2-core/v4l2-device.c index 8ed5da2..02d1b63 100644 --- a/drivers/media/v4l2-core/v4l2-device.c +++ b/drivers/media/v4l2-core/v4l2-device.c @@ -44,7 +44,8 @@ int v4l2_device_register(struct device *dev, struct v4l2_device *v4l2_dev) v4l2_dev->dev = dev; if (dev == NULL) { /* If dev == NULL, then name must be filled in by the caller */ - WARN_ON(!v4l2_dev->name[0]); + if (WARN_ON(!v4l2_dev->name[0])) + return -EINVAL; return 0; } @@ -105,7 +106,9 @@ void v4l2_device_unregister(struct v4l2_device *v4l2_dev) { struct v4l2_subdev *sd, *next; - if (v4l2_dev == NULL) + /* Just return if v4l2_dev is NULL or if it was already + * unregistered before. */ + if (v4l2_dev == NULL || !v4l2_dev->name[0]) return; v4l2_device_disconnect(v4l2_dev); @@ -135,6 +138,8 @@ void v4l2_device_unregister(struct v4l2_device *v4l2_dev) } #endif } + /* Mark as unregistered, thus preventing duplicate unregistrations */ + v4l2_dev->name[0] = '\0'; } EXPORT_SYMBOL_GPL(v4l2_device_unregister); @@ -269,8 +274,10 @@ void v4l2_device_unregister_subdev(struct v4l2_subdev *sd) sd->v4l2_dev = NULL; #if defined(CONFIG_MEDIA_CONTROLLER) - if (v4l2_dev->mdev) + if (v4l2_dev->mdev) { + media_entity_remove_links(&sd->entity); media_device_unregister_entity(&sd->entity); + } #endif video_unregister_device(sd->devnode); module_put(sd->owner); diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 7658586..68e6b5e 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -26,7 +26,6 @@ #include #include #include -#include #include /* Zero out the end of the struct pointed to by p. Everything after, but @@ -619,20 +618,6 @@ static void v4l_print_decoder_cmd(const void *arg, bool write_only) pr_info("pts=%llu\n", p->stop.pts); } -static void v4l_print_dbg_chip_ident(const void *arg, bool write_only) -{ - const struct v4l2_dbg_chip_ident *p = arg; - - pr_cont("type=%u, ", p->match.type); - if (p->match.type == V4L2_CHIP_MATCH_I2C_DRIVER) - pr_cont("name=%.*s, ", - (int)sizeof(p->match.name), p->match.name); - else - pr_cont("addr=%u, ", p->match.addr); - pr_cont("chip_ident=%u, revision=0x%x\n", - p->ident, p->revision); -} - static void v4l_print_dbg_chip_info(const void *arg, bool write_only) { const struct v4l2_dbg_chip_info *p = arg; @@ -1359,40 +1344,18 @@ static int v4l_enumstd(const struct v4l2_ioctl_ops *ops, return 0; } -static int v4l_g_std(const struct v4l2_ioctl_ops *ops, - struct file *file, void *fh, void *arg) -{ - struct video_device *vfd = video_devdata(file); - v4l2_std_id *id = arg; - - /* Calls the specific handler */ - if (ops->vidioc_g_std) - return ops->vidioc_g_std(file, fh, arg); - if (vfd->current_norm) { - *id = vfd->current_norm; - return 0; - } - return -ENOTTY; -} - static int v4l_s_std(const struct v4l2_ioctl_ops *ops, struct file *file, void *fh, void *arg) { struct video_device *vfd = video_devdata(file); v4l2_std_id id = *(v4l2_std_id *)arg, norm; - int ret; norm = id & vfd->tvnorms; if (vfd->tvnorms && !norm) /* Check if std is supported */ return -EINVAL; /* Calls the specific handler */ - ret = ops->vidioc_s_std(file, fh, norm); - - /* Updates standard information */ - if (ret >= 0) - vfd->current_norm = norm; - return ret; + return ops->vidioc_s_std(file, fh, norm); } static int v4l_querystd(const struct v4l2_ioctl_ops *ops, @@ -1402,10 +1365,10 @@ static int v4l_querystd(const struct v4l2_ioctl_ops *ops, v4l2_std_id *p = arg; /* - * If nothing detected, it should return all supported - * standard. - * Drivers just need to mask the std argument, in order - * to remove the standards that don't apply from the mask. + * If no signal is detected, then the driver should return + * V4L2_STD_UNKNOWN. Otherwise it should return tvnorms with + * any standards that do not apply removed. + * * This means that tuners, audio and video decoders can join * their efforts to improve the standards detection. */ @@ -1495,7 +1458,6 @@ static int v4l_prepare_buf(const struct v4l2_ioctl_ops *ops, static int v4l_g_parm(const struct v4l2_ioctl_ops *ops, struct file *file, void *fh, void *arg) { - struct video_device *vfd = video_devdata(file); struct v4l2_streamparm *p = arg; v4l2_std_id std; int ret = check_fmt(file, p->type); @@ -1504,16 +1466,13 @@ static int v4l_g_parm(const struct v4l2_ioctl_ops *ops, return ret; if (ops->vidioc_g_parm) return ops->vidioc_g_parm(file, fh, p); - std = vfd->current_norm; if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) return -EINVAL; p->parm.capture.readbuffers = 2; - if (is_valid_ioctl(vfd, VIDIOC_G_STD) && ops->vidioc_g_std) - ret = ops->vidioc_g_std(file, fh, &std); + ret = ops->vidioc_g_std(file, fh, &std); if (ret == 0) - v4l2_video_std_frame_period(std, - &p->parm.capture.timeperframe); + v4l2_video_std_frame_period(std, &p->parm.capture.timeperframe); return ret; } @@ -1802,7 +1761,8 @@ static int v4l_dbg_g_register(const struct v4l2_ioctl_ops *ops, return v4l2_subdev_call(sd, core, g_register, p); return -EINVAL; } - if (ops->vidioc_g_register) + if (ops->vidioc_g_register && p->match.type == V4L2_CHIP_MATCH_BRIDGE && + (ops->vidioc_g_chip_info || p->match.addr == 0)) return ops->vidioc_g_register(file, fh, p); return -EINVAL; #else @@ -1829,7 +1789,8 @@ static int v4l_dbg_s_register(const struct v4l2_ioctl_ops *ops, return v4l2_subdev_call(sd, core, s_register, p); return -EINVAL; } - if (ops->vidioc_s_register) + if (ops->vidioc_s_register && p->match.type == V4L2_CHIP_MATCH_BRIDGE && + (ops->vidioc_g_chip_info || p->match.addr == 0)) return ops->vidioc_s_register(file, fh, p); return -EINVAL; #else @@ -1837,18 +1798,6 @@ static int v4l_dbg_s_register(const struct v4l2_ioctl_ops *ops, #endif } -static int v4l_dbg_g_chip_ident(const struct v4l2_ioctl_ops *ops, - struct file *file, void *fh, void *arg) -{ - struct v4l2_dbg_chip_ident *p = arg; - - p->ident = V4L2_IDENT_NONE; - p->revision = 0; - if (p->match.type == V4L2_CHIP_MATCH_SUBDEV) - return -EINVAL; - return ops->vidioc_g_chip_ident(file, fh, p); -} - static int v4l_dbg_g_chip_info(const struct v4l2_ioctl_ops *ops, struct file *file, void *fh, void *arg) { @@ -1864,12 +1813,7 @@ static int v4l_dbg_g_chip_info(const struct v4l2_ioctl_ops *ops, p->flags |= V4L2_CHIP_FL_WRITABLE; if (ops->vidioc_g_register) p->flags |= V4L2_CHIP_FL_READABLE; - if (vfd->v4l2_dev) - strlcpy(p->name, vfd->v4l2_dev->name, sizeof(p->name)); - else if (vfd->parent) - strlcpy(p->name, vfd->parent->driver->name, sizeof(p->name)); - else - strlcpy(p->name, "bridge", sizeof(p->name)); + strlcpy(p->name, vfd->v4l2_dev->name, sizeof(p->name)); if (ops->vidioc_g_chip_info) return ops->vidioc_g_chip_info(file, fh, arg); if (p->match.addr) @@ -2048,7 +1992,7 @@ static struct v4l2_ioctl_info v4l2_ioctls[] = { IOCTL_INFO_FNC(VIDIOC_STREAMOFF, v4l_streamoff, v4l_print_buftype, INFO_FL_PRIO | INFO_FL_QUEUE), IOCTL_INFO_FNC(VIDIOC_G_PARM, v4l_g_parm, v4l_print_streamparm, INFO_FL_CLEAR(v4l2_streamparm, type)), IOCTL_INFO_FNC(VIDIOC_S_PARM, v4l_s_parm, v4l_print_streamparm, INFO_FL_PRIO), - IOCTL_INFO_FNC(VIDIOC_G_STD, v4l_g_std, v4l_print_std, 0), + IOCTL_INFO_STD(VIDIOC_G_STD, vidioc_g_std, v4l_print_std, 0), IOCTL_INFO_FNC(VIDIOC_S_STD, v4l_s_std, v4l_print_std, INFO_FL_PRIO), IOCTL_INFO_FNC(VIDIOC_ENUMSTD, v4l_enumstd, v4l_print_standard, INFO_FL_CLEAR(v4l2_standard, index)), IOCTL_INFO_FNC(VIDIOC_ENUMINPUT, v4l_enuminput, v4l_print_enuminput, INFO_FL_CLEAR(v4l2_input, index)), @@ -2098,7 +2042,6 @@ static struct v4l2_ioctl_info v4l2_ioctls[] = { IOCTL_INFO_STD(VIDIOC_TRY_DECODER_CMD, vidioc_try_decoder_cmd, v4l_print_decoder_cmd, 0), IOCTL_INFO_FNC(VIDIOC_DBG_S_REGISTER, v4l_dbg_s_register, v4l_print_dbg_register, 0), IOCTL_INFO_FNC(VIDIOC_DBG_G_REGISTER, v4l_dbg_g_register, v4l_print_dbg_register, 0), - IOCTL_INFO_FNC(VIDIOC_DBG_G_CHIP_IDENT, v4l_dbg_g_chip_ident, v4l_print_dbg_chip_ident, 0), IOCTL_INFO_FNC(VIDIOC_S_HW_FREQ_SEEK, v4l_s_hw_freq_seek, v4l_print_hw_freq_seek, INFO_FL_PRIO), IOCTL_INFO_STD(VIDIOC_S_DV_TIMINGS, vidioc_s_dv_timings, v4l_print_dv_timings, INFO_FL_PRIO), IOCTL_INFO_STD(VIDIOC_G_DV_TIMINGS, vidioc_g_dv_timings, v4l_print_dv_timings, 0), diff --git a/drivers/media/v4l2-core/videobuf-dma-contig.c b/drivers/media/v4l2-core/videobuf-dma-contig.c index 67f572c..65411ad 100644 --- a/drivers/media/v4l2-core/videobuf-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf-dma-contig.c @@ -66,11 +66,14 @@ static void __videobuf_dc_free(struct device *dev, static void videobuf_vm_open(struct vm_area_struct *vma) { struct videobuf_mapping *map = vma->vm_private_data; + struct videobuf_queue *q = map->q; - dev_dbg(map->q->dev, "vm_open %p [count=%u,vma=%08lx-%08lx]\n", + dev_dbg(q->dev, "vm_open %p [count=%u,vma=%08lx-%08lx]\n", map, map->count, vma->vm_start, vma->vm_end); + videobuf_queue_lock(q); map->count++; + videobuf_queue_unlock(q); } static void videobuf_vm_close(struct vm_area_struct *vma) @@ -82,12 +85,11 @@ static void videobuf_vm_close(struct vm_area_struct *vma) dev_dbg(q->dev, "vm_close %p [count=%u,vma=%08lx-%08lx]\n", map, map->count, vma->vm_start, vma->vm_end); - map->count--; - if (0 == map->count) { + videobuf_queue_lock(q); + if (!--map->count) { struct videobuf_dma_contig_memory *mem; dev_dbg(q->dev, "munmap %p q=%p\n", map, q); - videobuf_queue_lock(q); /* We need first to cancel streams, before unmapping */ if (q->streaming) @@ -126,8 +128,8 @@ static void videobuf_vm_close(struct vm_area_struct *vma) kfree(map); - videobuf_queue_unlock(q); } + videobuf_queue_unlock(q); } static const struct vm_operations_struct videobuf_vm_ops = { @@ -303,14 +305,9 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q, goto error; /* Try to remap memory */ - size = vma->vm_end - vma->vm_start; - size = (size < mem->size) ? size : mem->size; - vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - retval = remap_pfn_range(vma, vma->vm_start, - mem->dma_handle >> PAGE_SHIFT, - size, vma->vm_page_prot); + retval = vm_iomap_memory(vma, vma->vm_start, size); if (retval) { dev_err(q->dev, "mmap: remap failed with error %d. ", retval); diff --git a/drivers/media/v4l2-core/videobuf-dma-sg.c b/drivers/media/v4l2-core/videobuf-dma-sg.c index 828e7c1..9db674c 100644 --- a/drivers/media/v4l2-core/videobuf-dma-sg.c +++ b/drivers/media/v4l2-core/videobuf-dma-sg.c @@ -338,11 +338,14 @@ EXPORT_SYMBOL_GPL(videobuf_dma_free); static void videobuf_vm_open(struct vm_area_struct *vma) { struct videobuf_mapping *map = vma->vm_private_data; + struct videobuf_queue *q = map->q; dprintk(2, "vm_open %p [count=%d,vma=%08lx-%08lx]\n", map, map->count, vma->vm_start, vma->vm_end); + videobuf_queue_lock(q); map->count++; + videobuf_queue_unlock(q); } static void videobuf_vm_close(struct vm_area_struct *vma) @@ -355,10 +358,9 @@ static void videobuf_vm_close(struct vm_area_struct *vma) dprintk(2, "vm_close %p [count=%d,vma=%08lx-%08lx]\n", map, map->count, vma->vm_start, vma->vm_end); - map->count--; - if (0 == map->count) { + videobuf_queue_lock(q); + if (!--map->count) { dprintk(1, "munmap %p q=%p\n", map, q); - videobuf_queue_lock(q); for (i = 0; i < VIDEO_MAX_FRAME; i++) { if (NULL == q->bufs[i]) continue; @@ -374,9 +376,9 @@ static void videobuf_vm_close(struct vm_area_struct *vma) q->bufs[i]->baddr = 0; q->ops->buf_release(q, q->bufs[i]); } - videobuf_queue_unlock(q); kfree(map); } + videobuf_queue_unlock(q); return; } diff --git a/drivers/media/v4l2-core/videobuf-vmalloc.c b/drivers/media/v4l2-core/videobuf-vmalloc.c index 2ff7fcc..1365c65 100644 --- a/drivers/media/v4l2-core/videobuf-vmalloc.c +++ b/drivers/media/v4l2-core/videobuf-vmalloc.c @@ -54,11 +54,14 @@ MODULE_LICENSE("GPL"); static void videobuf_vm_open(struct vm_area_struct *vma) { struct videobuf_mapping *map = vma->vm_private_data; + struct videobuf_queue *q = map->q; dprintk(2, "vm_open %p [count=%u,vma=%08lx-%08lx]\n", map, map->count, vma->vm_start, vma->vm_end); + videobuf_queue_lock(q); map->count++; + videobuf_queue_unlock(q); } static void videobuf_vm_close(struct vm_area_struct *vma) @@ -70,12 +73,11 @@ static void videobuf_vm_close(struct vm_area_struct *vma) dprintk(2, "vm_close %p [count=%u,vma=%08lx-%08lx]\n", map, map->count, vma->vm_start, vma->vm_end); - map->count--; - if (0 == map->count) { + videobuf_queue_lock(q); + if (!--map->count) { struct videobuf_vmalloc_memory *mem; dprintk(1, "munmap %p q=%p\n", map, q); - videobuf_queue_lock(q); /* We need first to cancel streams, before unmapping */ if (q->streaming) @@ -114,8 +116,8 @@ static void videobuf_vm_close(struct vm_area_struct *vma) kfree(map); - videobuf_queue_unlock(q); } + videobuf_queue_unlock(q); return; } diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c index e3bdc3b..9fc4bab 100644 --- a/drivers/media/v4l2-core/videobuf2-core.c +++ b/drivers/media/v4l2-core/videobuf2-core.c @@ -2194,8 +2194,10 @@ static int __vb2_init_fileio(struct vb2_queue *q, int read) */ for (i = 0; i < q->num_buffers; i++) { fileio->bufs[i].vaddr = vb2_plane_vaddr(q->bufs[i], 0); - if (fileio->bufs[i].vaddr == NULL) + if (fileio->bufs[i].vaddr == NULL) { + ret = -EINVAL; goto err_reqbufs; + } fileio->bufs[i].size = vb2_plane_size(q->bufs[i], 0); } diff --git a/drivers/net/can/c_can/c_can_platform.c b/drivers/net/can/c_can/c_can_platform.c index b918c73..c6f838d 100644 --- a/drivers/net/can/c_can/c_can_platform.c +++ b/drivers/net/can/c_can/c_can_platform.c @@ -32,7 +32,6 @@ #include #include #include -#include #include @@ -114,7 +113,6 @@ static int c_can_plat_probe(struct platform_device *pdev) struct c_can_priv *priv; const struct of_device_id *match; const struct platform_device_id *id; - struct pinctrl *pinctrl; struct resource *mem, *res; int irq; struct clk *clk; @@ -131,11 +129,6 @@ static int c_can_plat_probe(struct platform_device *pdev) id = platform_get_device_id(pdev); } - pinctrl = devm_pinctrl_get_select_default(&pdev->dev); - if (IS_ERR(pinctrl)) - dev_warn(&pdev->dev, - "failed to configure pins from driver\n"); - /* get the appropriate clk */ clk = clk_get(&pdev->dev, NULL); if (IS_ERR(clk)) { diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c index 42aa54a..b710c6b 100644 --- a/drivers/net/dummy.c +++ b/drivers/net/dummy.c @@ -185,6 +185,8 @@ static int __init dummy_init_module(void) rtnl_lock(); err = __rtnl_link_register(&dummy_link_ops); + if (err < 0) + goto out; for (i = 0; i < numdummies && !err; i++) { err = dummy_init_one(); @@ -192,6 +194,8 @@ static int __init dummy_init_module(void) } if (err < 0) __rtnl_link_unregister(&dummy_link_ops); + +out: rtnl_unlock(); return err; diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index 0e0b242..027398e 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1245,6 +1245,8 @@ static int alx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) SET_NETDEV_DEV(netdev, &pdev->dev); alx = netdev_priv(netdev); + spin_lock_init(&alx->hw.mdio_lock); + spin_lock_init(&alx->irq_lock); alx->dev = netdev; alx->hw.pdev = pdev; alx->msg_enable = NETIF_MSG_LINK | NETIF_MSG_HW | NETIF_MSG_IFUP | @@ -1327,9 +1329,6 @@ static int alx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) INIT_WORK(&alx->link_check_wk, alx_link_check); INIT_WORK(&alx->reset_wk, alx_reset); - spin_lock_init(&alx->hw.mdio_lock); - spin_lock_init(&alx->irq_lock); - netif_carrier_off(netdev); err = register_netdev(netdev); diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index 895f537..6d1a62a 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -1665,8 +1665,8 @@ check_sum: return 0; } -static void atl1e_tx_map(struct atl1e_adapter *adapter, - struct sk_buff *skb, struct atl1e_tpd_desc *tpd) +static int atl1e_tx_map(struct atl1e_adapter *adapter, + struct sk_buff *skb, struct atl1e_tpd_desc *tpd) { struct atl1e_tpd_desc *use_tpd = NULL; struct atl1e_tx_buffer *tx_buffer = NULL; @@ -1677,6 +1677,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter, u16 nr_frags; u16 f; int segment; + int ring_start = adapter->tx_ring.next_to_use; nr_frags = skb_shinfo(skb)->nr_frags; segment = (tpd->word3 >> TPD_SEGMENT_EN_SHIFT) & TPD_SEGMENT_EN_MASK; @@ -1689,6 +1690,9 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter, tx_buffer->length = map_len; tx_buffer->dma = pci_map_single(adapter->pdev, skb->data, hdr_len, PCI_DMA_TODEVICE); + if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma)) + return -ENOSPC; + ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE); mapped_len += map_len; use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma); @@ -1715,6 +1719,13 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter, tx_buffer->dma = pci_map_single(adapter->pdev, skb->data + mapped_len, map_len, PCI_DMA_TODEVICE); + + if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma)) { + /* Reset the tx rings next pointer */ + adapter->tx_ring.next_to_use = ring_start; + return -ENOSPC; + } + ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE); mapped_len += map_len; use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma); @@ -1750,6 +1761,13 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter, (i * MAX_TX_BUF_LEN), tx_buffer->length, DMA_TO_DEVICE); + + if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma)) { + /* Reset the ring next to use pointer */ + adapter->tx_ring.next_to_use = ring_start; + return -ENOSPC; + } + ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_PAGE); use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma); use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) | @@ -1767,6 +1785,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter, /* The last buffer info contain the skb address, so it will be free after unmap */ tx_buffer->skb = skb; + return 0; } static void atl1e_tx_queue(struct atl1e_adapter *adapter, u16 count, @@ -1834,10 +1853,13 @@ static netdev_tx_t atl1e_xmit_frame(struct sk_buff *skb, return NETDEV_TX_OK; } - atl1e_tx_map(adapter, skb, tpd); + if (atl1e_tx_map(adapter, skb, tpd)) + goto out; + atl1e_tx_queue(adapter, tpd_req, tpd); netdev->trans_start = jiffies; /* NETIF_F_LLTX driver :( */ +out: spin_unlock_irqrestore(&adapter->tx_lock, flags); return NETDEV_TX_OK; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index ec3aa1d..ee350bd 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -24,7 +24,7 @@ #include #include #include -#include +#include #include #include "bnx2x_cmn.h" #include "bnx2x_init.h" @@ -990,7 +990,7 @@ reuse_rx: __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), le16_to_cpu(cqe_fp->vlan_tag)); - skb_mark_ll(skb, &fp->napi); + skb_mark_napi_id(skb, &fp->napi); if (bnx2x_fp_ll_polling(fp)) netif_receive_skb(skb); @@ -3543,9 +3543,9 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, /* outer IP header info */ if (xmit_type & XMIT_CSUM_V4) { struct iphdr *iph = ip_hdr(skb); - u16 csum = (__force u16)(~iph->check) - - (__force u16)iph->tot_len - - (__force u16)iph->frag_off; + u32 csum = (__force u32)(~iph->check) - + (__force u32)iph->tot_len - + (__force u32)iph->frag_off; pbd2->fw_ip_csum_wo_len_flags_frag = bswab16(csum_fold((__force __wsum)csum)); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 15a528b..e5da078 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -12027,7 +12027,7 @@ static const struct net_device_ops bnx2x_netdev_ops = { #endif #ifdef CONFIG_NET_LL_RX_POLL - .ndo_ll_poll = bnx2x_low_latency_recv, + .ndo_busy_poll = bnx2x_low_latency_recv, #endif }; diff --git a/drivers/net/ethernet/cadence/at91_ether.c b/drivers/net/ethernet/cadence/at91_ether.c index 3f19571..bb5d63f 100644 --- a/drivers/net/ethernet/cadence/at91_ether.c +++ b/drivers/net/ethernet/cadence/at91_ether.c @@ -29,7 +29,6 @@ #include #include #include -#include #include "macb.h" @@ -309,7 +308,6 @@ static int __init at91ether_probe(struct platform_device *pdev) struct resource *regs; struct net_device *dev; struct phy_device *phydev; - struct pinctrl *pinctrl; struct macb *lp; int res; u32 reg; @@ -319,15 +317,6 @@ static int __init at91ether_probe(struct platform_device *pdev) if (!regs) return -ENOENT; - pinctrl = devm_pinctrl_get_select_default(&pdev->dev); - if (IS_ERR(pinctrl)) { - res = PTR_ERR(pinctrl); - if (res == -EPROBE_DEFER) - return res; - - dev_warn(&pdev->dev, "No pinctrl provided\n"); - } - dev = alloc_etherdev(sizeof(struct macb)); if (!dev) return -ENOMEM; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index fb098b4..7be725c 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -52,7 +52,7 @@ #include #endif -#include +#include #ifdef CONFIG_NET_LL_RX_POLL #define LL_EXTENDED_STATS diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 047ebaa..bad8f14 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -1978,7 +1978,7 @@ static int ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector, } #endif /* IXGBE_FCOE */ - skb_mark_ll(skb, &q_vector->napi); + skb_mark_napi_id(skb, &q_vector->napi); ixgbe_rx_skb(q_vector, skb); /* update budget accounting */ @@ -7228,7 +7228,7 @@ static const struct net_device_ops ixgbe_netdev_ops = { .ndo_poll_controller = ixgbe_netpoll, #endif #ifdef CONFIG_NET_LL_RX_POLL - .ndo_ll_poll = ixgbe_low_latency_recv, + .ndo_busy_poll = ixgbe_low_latency_recv, #endif #ifdef IXGBE_FCOE .ndo_fcoe_ddp_setup = ixgbe_fcoe_ddp_get, diff --git a/drivers/net/ethernet/mellanox/Kconfig b/drivers/net/ethernet/mellanox/Kconfig index bcdbc14..8cf7563 100644 --- a/drivers/net/ethernet/mellanox/Kconfig +++ b/drivers/net/ethernet/mellanox/Kconfig @@ -19,5 +19,6 @@ config NET_VENDOR_MELLANOX if NET_VENDOR_MELLANOX source "drivers/net/ethernet/mellanox/mlx4/Kconfig" +source "drivers/net/ethernet/mellanox/mlx5/core/Kconfig" endif # NET_VENDOR_MELLANOX diff --git a/drivers/net/ethernet/mellanox/Makefile b/drivers/net/ethernet/mellanox/Makefile index 37afb96..38fe32ef 100644 --- a/drivers/net/ethernet/mellanox/Makefile +++ b/drivers/net/ethernet/mellanox/Makefile @@ -3,3 +3,4 @@ # obj-$(CONFIG_MLX4_CORE) += mlx4/ +obj-$(CONFIG_MLX5_CORE) += mlx5/core/ diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index caf2047..5eac871 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -38,7 +38,7 @@ #include #include #include -#include +#include #include #include @@ -2141,7 +2141,7 @@ static const struct net_device_ops mlx4_netdev_ops = { .ndo_rx_flow_steer = mlx4_en_filter_rfs, #endif #ifdef CONFIG_NET_LL_RX_POLL - .ndo_ll_poll = mlx4_en_low_latency_recv, + .ndo_busy_poll = mlx4_en_low_latency_recv, #endif }; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index 76997b9..dec455c 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -31,7 +31,7 @@ * */ -#include +#include #include #include #include @@ -767,7 +767,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud timestamp); } - skb_mark_ll(skb, &cq->napi); + skb_mark_napi_id(skb, &cq->napi); /* Push it up the stack */ netif_receive_skb(skb); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Kconfig b/drivers/net/ethernet/mellanox/mlx5/core/Kconfig new file mode 100644 index 0000000..2196282 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/Kconfig @@ -0,0 +1,18 @@ +# +# Mellanox driver configuration +# + +config MLX5_CORE + tristate + depends on PCI && X86 + default n + +config MLX5_DEBUG + bool "Verbose debugging output" if (MLX5_CORE && EXPERT) + depends on MLX5_CORE + default y + ---help--- + This option causes debugging code to be compiled into the + mlx5_core driver. The output can be turned on via the + debug_mask module parameter (which can also be set after + the driver is loaded through sysfs). diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Makefile b/drivers/net/ethernet/mellanox/mlx5/core/Makefile new file mode 100644 index 0000000..105780b --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/Makefile @@ -0,0 +1,5 @@ +obj-$(CONFIG_MLX5_CORE) += mlx5_core.o + +mlx5_core-y := main.o cmd.o debugfs.o fw.o eq.o uar.o pagealloc.o \ + health.o mcg.o cq.o srq.o alloc.o qp.o port.o mr.o pd.o \ + mad.o diff --git a/drivers/net/ethernet/mellanox/mlx5/core/alloc.c b/drivers/net/ethernet/mellanox/mlx5/core/alloc.c new file mode 100644 index 0000000..b215742 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/alloc.c @@ -0,0 +1,238 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#include "mlx5_core.h" + +/* Handling for queue buffers -- we allocate a bunch of memory and + * register it in a memory region at HCA virtual address 0. If the + * requested size is > max_direct, we split the allocation into + * multiple pages, so we don't require too much contiguous memory. + */ + +int mlx5_buf_alloc(struct mlx5_core_dev *dev, int size, int max_direct, + struct mlx5_buf *buf) +{ + dma_addr_t t; + + buf->size = size; + if (size <= max_direct) { + buf->nbufs = 1; + buf->npages = 1; + buf->page_shift = get_order(size) + PAGE_SHIFT; + buf->direct.buf = dma_zalloc_coherent(&dev->pdev->dev, + size, &t, GFP_KERNEL); + if (!buf->direct.buf) + return -ENOMEM; + + buf->direct.map = t; + + while (t & ((1 << buf->page_shift) - 1)) { + --buf->page_shift; + buf->npages *= 2; + } + } else { + int i; + + buf->direct.buf = NULL; + buf->nbufs = (size + PAGE_SIZE - 1) / PAGE_SIZE; + buf->npages = buf->nbufs; + buf->page_shift = PAGE_SHIFT; + buf->page_list = kcalloc(buf->nbufs, sizeof(*buf->page_list), + GFP_KERNEL); + if (!buf->page_list) + return -ENOMEM; + + for (i = 0; i < buf->nbufs; i++) { + buf->page_list[i].buf = + dma_zalloc_coherent(&dev->pdev->dev, PAGE_SIZE, + &t, GFP_KERNEL); + if (!buf->page_list[i].buf) + goto err_free; + + buf->page_list[i].map = t; + } + + if (BITS_PER_LONG == 64) { + struct page **pages; + pages = kmalloc(sizeof(*pages) * buf->nbufs, GFP_KERNEL); + if (!pages) + goto err_free; + for (i = 0; i < buf->nbufs; i++) + pages[i] = virt_to_page(buf->page_list[i].buf); + buf->direct.buf = vmap(pages, buf->nbufs, VM_MAP, PAGE_KERNEL); + kfree(pages); + if (!buf->direct.buf) + goto err_free; + } + } + + return 0; + +err_free: + mlx5_buf_free(dev, buf); + + return -ENOMEM; +} +EXPORT_SYMBOL_GPL(mlx5_buf_alloc); + +void mlx5_buf_free(struct mlx5_core_dev *dev, struct mlx5_buf *buf) +{ + int i; + + if (buf->nbufs == 1) + dma_free_coherent(&dev->pdev->dev, buf->size, buf->direct.buf, + buf->direct.map); + else { + if (BITS_PER_LONG == 64 && buf->direct.buf) + vunmap(buf->direct.buf); + + for (i = 0; i < buf->nbufs; i++) + if (buf->page_list[i].buf) + dma_free_coherent(&dev->pdev->dev, PAGE_SIZE, + buf->page_list[i].buf, + buf->page_list[i].map); + kfree(buf->page_list); + } +} +EXPORT_SYMBOL_GPL(mlx5_buf_free); + +static struct mlx5_db_pgdir *mlx5_alloc_db_pgdir(struct device *dma_device) +{ + struct mlx5_db_pgdir *pgdir; + + pgdir = kzalloc(sizeof(*pgdir), GFP_KERNEL); + if (!pgdir) + return NULL; + + bitmap_fill(pgdir->bitmap, MLX5_DB_PER_PAGE); + pgdir->db_page = dma_alloc_coherent(dma_device, PAGE_SIZE, + &pgdir->db_dma, GFP_KERNEL); + if (!pgdir->db_page) { + kfree(pgdir); + return NULL; + } + + return pgdir; +} + +static int mlx5_alloc_db_from_pgdir(struct mlx5_db_pgdir *pgdir, + struct mlx5_db *db) +{ + int offset; + int i; + + i = find_first_bit(pgdir->bitmap, MLX5_DB_PER_PAGE); + if (i >= MLX5_DB_PER_PAGE) + return -ENOMEM; + + __clear_bit(i, pgdir->bitmap); + + db->u.pgdir = pgdir; + db->index = i; + offset = db->index * L1_CACHE_BYTES; + db->db = pgdir->db_page + offset / sizeof(*pgdir->db_page); + db->dma = pgdir->db_dma + offset; + + return 0; +} + +int mlx5_db_alloc(struct mlx5_core_dev *dev, struct mlx5_db *db) +{ + struct mlx5_db_pgdir *pgdir; + int ret = 0; + + mutex_lock(&dev->priv.pgdir_mutex); + + list_for_each_entry(pgdir, &dev->priv.pgdir_list, list) + if (!mlx5_alloc_db_from_pgdir(pgdir, db)) + goto out; + + pgdir = mlx5_alloc_db_pgdir(&(dev->pdev->dev)); + if (!pgdir) { + ret = -ENOMEM; + goto out; + } + + list_add(&pgdir->list, &dev->priv.pgdir_list); + + /* This should never fail -- we just allocated an empty page: */ + WARN_ON(mlx5_alloc_db_from_pgdir(pgdir, db)); + +out: + mutex_unlock(&dev->priv.pgdir_mutex); + + return ret; +} +EXPORT_SYMBOL_GPL(mlx5_db_alloc); + +void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db) +{ + mutex_lock(&dev->priv.pgdir_mutex); + + __set_bit(db->index, db->u.pgdir->bitmap); + + if (bitmap_full(db->u.pgdir->bitmap, MLX5_DB_PER_PAGE)) { + dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE, + db->u.pgdir->db_page, db->u.pgdir->db_dma); + list_del(&db->u.pgdir->list); + kfree(db->u.pgdir); + } + + mutex_unlock(&dev->priv.pgdir_mutex); +} +EXPORT_SYMBOL_GPL(mlx5_db_free); + + +void mlx5_fill_page_array(struct mlx5_buf *buf, __be64 *pas) +{ + u64 addr; + int i; + + for (i = 0; i < buf->npages; i++) { + if (buf->nbufs == 1) + addr = buf->direct.map + (i << buf->page_shift); + else + addr = buf->page_list[i].map; + + pas[i] = cpu_to_be64(addr); + } +} +EXPORT_SYMBOL_GPL(mlx5_fill_page_array); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c new file mode 100644 index 0000000..205753a --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -0,0 +1,1515 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "mlx5_core.h" + +enum { + CMD_IF_REV = 3, +}; + +enum { + CMD_MODE_POLLING, + CMD_MODE_EVENTS +}; + +enum { + NUM_LONG_LISTS = 2, + NUM_MED_LISTS = 64, + LONG_LIST_SIZE = (2ULL * 1024 * 1024 * 1024 / PAGE_SIZE) * 8 + 16 + + MLX5_CMD_DATA_BLOCK_SIZE, + MED_LIST_SIZE = 16 + MLX5_CMD_DATA_BLOCK_SIZE, +}; + +enum { + MLX5_CMD_DELIVERY_STAT_OK = 0x0, + MLX5_CMD_DELIVERY_STAT_SIGNAT_ERR = 0x1, + MLX5_CMD_DELIVERY_STAT_TOK_ERR = 0x2, + MLX5_CMD_DELIVERY_STAT_BAD_BLK_NUM_ERR = 0x3, + MLX5_CMD_DELIVERY_STAT_OUT_PTR_ALIGN_ERR = 0x4, + MLX5_CMD_DELIVERY_STAT_IN_PTR_ALIGN_ERR = 0x5, + MLX5_CMD_DELIVERY_STAT_FW_ERR = 0x6, + MLX5_CMD_DELIVERY_STAT_IN_LENGTH_ERR = 0x7, + MLX5_CMD_DELIVERY_STAT_OUT_LENGTH_ERR = 0x8, + MLX5_CMD_DELIVERY_STAT_RES_FLD_NOT_CLR_ERR = 0x9, + MLX5_CMD_DELIVERY_STAT_CMD_DESCR_ERR = 0x10, +}; + +enum { + MLX5_CMD_STAT_OK = 0x0, + MLX5_CMD_STAT_INT_ERR = 0x1, + MLX5_CMD_STAT_BAD_OP_ERR = 0x2, + MLX5_CMD_STAT_BAD_PARAM_ERR = 0x3, + MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4, + MLX5_CMD_STAT_BAD_RES_ERR = 0x5, + MLX5_CMD_STAT_RES_BUSY = 0x6, + MLX5_CMD_STAT_LIM_ERR = 0x8, + MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9, + MLX5_CMD_STAT_IX_ERR = 0xa, + MLX5_CMD_STAT_NO_RES_ERR = 0xf, + MLX5_CMD_STAT_BAD_INP_LEN_ERR = 0x50, + MLX5_CMD_STAT_BAD_OUTP_LEN_ERR = 0x51, + MLX5_CMD_STAT_BAD_QP_STATE_ERR = 0x10, + MLX5_CMD_STAT_BAD_PKT_ERR = 0x30, + MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR = 0x40, +}; + +static struct mlx5_cmd_work_ent *alloc_cmd(struct mlx5_cmd *cmd, + struct mlx5_cmd_msg *in, + struct mlx5_cmd_msg *out, + mlx5_cmd_cbk_t cbk, + void *context, int page_queue) +{ + gfp_t alloc_flags = cbk ? GFP_ATOMIC : GFP_KERNEL; + struct mlx5_cmd_work_ent *ent; + + ent = kzalloc(sizeof(*ent), alloc_flags); + if (!ent) + return ERR_PTR(-ENOMEM); + + ent->in = in; + ent->out = out; + ent->callback = cbk; + ent->context = context; + ent->cmd = cmd; + ent->page_queue = page_queue; + + return ent; +} + +static u8 alloc_token(struct mlx5_cmd *cmd) +{ + u8 token; + + spin_lock(&cmd->token_lock); + token = cmd->token++ % 255 + 1; + spin_unlock(&cmd->token_lock); + + return token; +} + +static int alloc_ent(struct mlx5_cmd *cmd) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&cmd->alloc_lock, flags); + ret = find_first_bit(&cmd->bitmask, cmd->max_reg_cmds); + if (ret < cmd->max_reg_cmds) + clear_bit(ret, &cmd->bitmask); + spin_unlock_irqrestore(&cmd->alloc_lock, flags); + + return ret < cmd->max_reg_cmds ? ret : -ENOMEM; +} + +static void free_ent(struct mlx5_cmd *cmd, int idx) +{ + unsigned long flags; + + spin_lock_irqsave(&cmd->alloc_lock, flags); + set_bit(idx, &cmd->bitmask); + spin_unlock_irqrestore(&cmd->alloc_lock, flags); +} + +static struct mlx5_cmd_layout *get_inst(struct mlx5_cmd *cmd, int idx) +{ + return cmd->cmd_buf + (idx << cmd->log_stride); +} + +static u8 xor8_buf(void *buf, int len) +{ + u8 *ptr = buf; + u8 sum = 0; + int i; + + for (i = 0; i < len; i++) + sum ^= ptr[i]; + + return sum; +} + +static int verify_block_sig(struct mlx5_cmd_prot_block *block) +{ + if (xor8_buf(block->rsvd0, sizeof(*block) - sizeof(block->data) - 1) != 0xff) + return -EINVAL; + + if (xor8_buf(block, sizeof(*block)) != 0xff) + return -EINVAL; + + return 0; +} + +static void calc_block_sig(struct mlx5_cmd_prot_block *block, u8 token) +{ + block->token = token; + block->ctrl_sig = ~xor8_buf(block->rsvd0, sizeof(*block) - sizeof(block->data) - 2); + block->sig = ~xor8_buf(block, sizeof(*block) - 1); +} + +static void calc_chain_sig(struct mlx5_cmd_msg *msg, u8 token) +{ + struct mlx5_cmd_mailbox *next = msg->next; + + while (next) { + calc_block_sig(next->buf, token); + next = next->next; + } +} + +static void set_signature(struct mlx5_cmd_work_ent *ent) +{ + ent->lay->sig = ~xor8_buf(ent->lay, sizeof(*ent->lay)); + calc_chain_sig(ent->in, ent->token); + calc_chain_sig(ent->out, ent->token); +} + +static void poll_timeout(struct mlx5_cmd_work_ent *ent) +{ + unsigned long poll_end = jiffies + msecs_to_jiffies(MLX5_CMD_TIMEOUT_MSEC + 1000); + u8 own; + + do { + own = ent->lay->status_own; + if (!(own & CMD_OWNER_HW)) { + ent->ret = 0; + return; + } + usleep_range(5000, 10000); + } while (time_before(jiffies, poll_end)); + + ent->ret = -ETIMEDOUT; +} + +static void free_cmd(struct mlx5_cmd_work_ent *ent) +{ + kfree(ent); +} + + +static int verify_signature(struct mlx5_cmd_work_ent *ent) +{ + struct mlx5_cmd_mailbox *next = ent->out->next; + int err; + u8 sig; + + sig = xor8_buf(ent->lay, sizeof(*ent->lay)); + if (sig != 0xff) + return -EINVAL; + + while (next) { + err = verify_block_sig(next->buf); + if (err) + return err; + + next = next->next; + } + + return 0; +} + +static void dump_buf(void *buf, int size, int data_only, int offset) +{ + __be32 *p = buf; + int i; + + for (i = 0; i < size; i += 16) { + pr_debug("%03x: %08x %08x %08x %08x\n", offset, be32_to_cpu(p[0]), + be32_to_cpu(p[1]), be32_to_cpu(p[2]), + be32_to_cpu(p[3])); + p += 4; + offset += 16; + } + if (!data_only) + pr_debug("\n"); +} + +const char *mlx5_command_str(int command) +{ + switch (command) { + case MLX5_CMD_OP_QUERY_HCA_CAP: + return "QUERY_HCA_CAP"; + + case MLX5_CMD_OP_SET_HCA_CAP: + return "SET_HCA_CAP"; + + case MLX5_CMD_OP_QUERY_ADAPTER: + return "QUERY_ADAPTER"; + + case MLX5_CMD_OP_INIT_HCA: + return "INIT_HCA"; + + case MLX5_CMD_OP_TEARDOWN_HCA: + return "TEARDOWN_HCA"; + + case MLX5_CMD_OP_QUERY_PAGES: + return "QUERY_PAGES"; + + case MLX5_CMD_OP_MANAGE_PAGES: + return "MANAGE_PAGES"; + + case MLX5_CMD_OP_CREATE_MKEY: + return "CREATE_MKEY"; + + case MLX5_CMD_OP_QUERY_MKEY: + return "QUERY_MKEY"; + + case MLX5_CMD_OP_DESTROY_MKEY: + return "DESTROY_MKEY"; + + case MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS: + return "QUERY_SPECIAL_CONTEXTS"; + + case MLX5_CMD_OP_CREATE_EQ: + return "CREATE_EQ"; + + case MLX5_CMD_OP_DESTROY_EQ: + return "DESTROY_EQ"; + + case MLX5_CMD_OP_QUERY_EQ: + return "QUERY_EQ"; + + case MLX5_CMD_OP_CREATE_CQ: + return "CREATE_CQ"; + + case MLX5_CMD_OP_DESTROY_CQ: + return "DESTROY_CQ"; + + case MLX5_CMD_OP_QUERY_CQ: + return "QUERY_CQ"; + + case MLX5_CMD_OP_MODIFY_CQ: + return "MODIFY_CQ"; + + case MLX5_CMD_OP_CREATE_QP: + return "CREATE_QP"; + + case MLX5_CMD_OP_DESTROY_QP: + return "DESTROY_QP"; + + case MLX5_CMD_OP_RST2INIT_QP: + return "RST2INIT_QP"; + + case MLX5_CMD_OP_INIT2RTR_QP: + return "INIT2RTR_QP"; + + case MLX5_CMD_OP_RTR2RTS_QP: + return "RTR2RTS_QP"; + + case MLX5_CMD_OP_RTS2RTS_QP: + return "RTS2RTS_QP"; + + case MLX5_CMD_OP_SQERR2RTS_QP: + return "SQERR2RTS_QP"; + + case MLX5_CMD_OP_2ERR_QP: + return "2ERR_QP"; + + case MLX5_CMD_OP_RTS2SQD_QP: + return "RTS2SQD_QP"; + + case MLX5_CMD_OP_SQD2RTS_QP: + return "SQD2RTS_QP"; + + case MLX5_CMD_OP_2RST_QP: + return "2RST_QP"; + + case MLX5_CMD_OP_QUERY_QP: + return "QUERY_QP"; + + case MLX5_CMD_OP_CONF_SQP: + return "CONF_SQP"; + + case MLX5_CMD_OP_MAD_IFC: + return "MAD_IFC"; + + case MLX5_CMD_OP_INIT2INIT_QP: + return "INIT2INIT_QP"; + + case MLX5_CMD_OP_SUSPEND_QP: + return "SUSPEND_QP"; + + case MLX5_CMD_OP_UNSUSPEND_QP: + return "UNSUSPEND_QP"; + + case MLX5_CMD_OP_SQD2SQD_QP: + return "SQD2SQD_QP"; + + case MLX5_CMD_OP_ALLOC_QP_COUNTER_SET: + return "ALLOC_QP_COUNTER_SET"; + + case MLX5_CMD_OP_DEALLOC_QP_COUNTER_SET: + return "DEALLOC_QP_COUNTER_SET"; + + case MLX5_CMD_OP_QUERY_QP_COUNTER_SET: + return "QUERY_QP_COUNTER_SET"; + + case MLX5_CMD_OP_CREATE_PSV: + return "CREATE_PSV"; + + case MLX5_CMD_OP_DESTROY_PSV: + return "DESTROY_PSV"; + + case MLX5_CMD_OP_QUERY_PSV: + return "QUERY_PSV"; + + case MLX5_CMD_OP_QUERY_SIG_RULE_TABLE: + return "QUERY_SIG_RULE_TABLE"; + + case MLX5_CMD_OP_QUERY_BLOCK_SIZE_TABLE: + return "QUERY_BLOCK_SIZE_TABLE"; + + case MLX5_CMD_OP_CREATE_SRQ: + return "CREATE_SRQ"; + + case MLX5_CMD_OP_DESTROY_SRQ: + return "DESTROY_SRQ"; + + case MLX5_CMD_OP_QUERY_SRQ: + return "QUERY_SRQ"; + + case MLX5_CMD_OP_ARM_RQ: + return "ARM_RQ"; + + case MLX5_CMD_OP_RESIZE_SRQ: + return "RESIZE_SRQ"; + + case MLX5_CMD_OP_ALLOC_PD: + return "ALLOC_PD"; + + case MLX5_CMD_OP_DEALLOC_PD: + return "DEALLOC_PD"; + + case MLX5_CMD_OP_ALLOC_UAR: + return "ALLOC_UAR"; + + case MLX5_CMD_OP_DEALLOC_UAR: + return "DEALLOC_UAR"; + + case MLX5_CMD_OP_ATTACH_TO_MCG: + return "ATTACH_TO_MCG"; + + case MLX5_CMD_OP_DETACH_FROM_MCG: + return "DETACH_FROM_MCG"; + + case MLX5_CMD_OP_ALLOC_XRCD: + return "ALLOC_XRCD"; + + case MLX5_CMD_OP_DEALLOC_XRCD: + return "DEALLOC_XRCD"; + + case MLX5_CMD_OP_ACCESS_REG: + return "MLX5_CMD_OP_ACCESS_REG"; + + default: return "unknown command opcode"; + } +} + +static void dump_command(struct mlx5_core_dev *dev, + struct mlx5_cmd_work_ent *ent, int input) +{ + u16 op = be16_to_cpu(((struct mlx5_inbox_hdr *)(ent->lay->in))->opcode); + struct mlx5_cmd_msg *msg = input ? ent->in : ent->out; + struct mlx5_cmd_mailbox *next = msg->next; + int data_only; + int offset = 0; + int dump_len; + + data_only = !!(mlx5_core_debug_mask & (1 << MLX5_CMD_DATA)); + + if (data_only) + mlx5_core_dbg_mask(dev, 1 << MLX5_CMD_DATA, + "dump command data %s(0x%x) %s\n", + mlx5_command_str(op), op, + input ? "INPUT" : "OUTPUT"); + else + mlx5_core_dbg(dev, "dump command %s(0x%x) %s\n", + mlx5_command_str(op), op, + input ? "INPUT" : "OUTPUT"); + + if (data_only) { + if (input) { + dump_buf(ent->lay->in, sizeof(ent->lay->in), 1, offset); + offset += sizeof(ent->lay->in); + } else { + dump_buf(ent->lay->out, sizeof(ent->lay->out), 1, offset); + offset += sizeof(ent->lay->out); + } + } else { + dump_buf(ent->lay, sizeof(*ent->lay), 0, offset); + offset += sizeof(*ent->lay); + } + + while (next && offset < msg->len) { + if (data_only) { + dump_len = min_t(int, MLX5_CMD_DATA_BLOCK_SIZE, msg->len - offset); + dump_buf(next->buf, dump_len, 1, offset); + offset += MLX5_CMD_DATA_BLOCK_SIZE; + } else { + mlx5_core_dbg(dev, "command block:\n"); + dump_buf(next->buf, sizeof(struct mlx5_cmd_prot_block), 0, offset); + offset += sizeof(struct mlx5_cmd_prot_block); + } + next = next->next; + } + + if (data_only) + pr_debug("\n"); +} + +static void cmd_work_handler(struct work_struct *work) +{ + struct mlx5_cmd_work_ent *ent = container_of(work, struct mlx5_cmd_work_ent, work); + struct mlx5_cmd *cmd = ent->cmd; + struct mlx5_core_dev *dev = container_of(cmd, struct mlx5_core_dev, cmd); + struct mlx5_cmd_layout *lay; + struct semaphore *sem; + + sem = ent->page_queue ? &cmd->pages_sem : &cmd->sem; + down(sem); + if (!ent->page_queue) { + ent->idx = alloc_ent(cmd); + if (ent->idx < 0) { + mlx5_core_err(dev, "failed to allocate command entry\n"); + up(sem); + return; + } + } else { + ent->idx = cmd->max_reg_cmds; + } + + ent->token = alloc_token(cmd); + cmd->ent_arr[ent->idx] = ent; + lay = get_inst(cmd, ent->idx); + ent->lay = lay; + memset(lay, 0, sizeof(*lay)); + memcpy(lay->in, ent->in->first.data, sizeof(lay->in)); + if (ent->in->next) + lay->in_ptr = cpu_to_be64(ent->in->next->dma); + lay->inlen = cpu_to_be32(ent->in->len); + if (ent->out->next) + lay->out_ptr = cpu_to_be64(ent->out->next->dma); + lay->outlen = cpu_to_be32(ent->out->len); + lay->type = MLX5_PCI_CMD_XPORT; + lay->token = ent->token; + lay->status_own = CMD_OWNER_HW; + if (!cmd->checksum_disabled) + set_signature(ent); + dump_command(dev, ent, 1); + ktime_get_ts(&ent->ts1); + + /* ring doorbell after the descriptor is valid */ + wmb(); + iowrite32be(1 << ent->idx, &dev->iseg->cmd_dbell); + mlx5_core_dbg(dev, "write 0x%x to command doorbell\n", 1 << ent->idx); + mmiowb(); + if (cmd->mode == CMD_MODE_POLLING) { + poll_timeout(ent); + /* make sure we read the descriptor after ownership is SW */ + rmb(); + mlx5_cmd_comp_handler(dev, 1UL << ent->idx); + } +} + +static const char *deliv_status_to_str(u8 status) +{ + switch (status) { + case MLX5_CMD_DELIVERY_STAT_OK: + return "no errors"; + case MLX5_CMD_DELIVERY_STAT_SIGNAT_ERR: + return "signature error"; + case MLX5_CMD_DELIVERY_STAT_TOK_ERR: + return "token error"; + case MLX5_CMD_DELIVERY_STAT_BAD_BLK_NUM_ERR: + return "bad block number"; + case MLX5_CMD_DELIVERY_STAT_OUT_PTR_ALIGN_ERR: + return "output pointer not aligned to block size"; + case MLX5_CMD_DELIVERY_STAT_IN_PTR_ALIGN_ERR: + return "input pointer not aligned to block size"; + case MLX5_CMD_DELIVERY_STAT_FW_ERR: + return "firmware internal error"; + case MLX5_CMD_DELIVERY_STAT_IN_LENGTH_ERR: + return "command input length error"; + case MLX5_CMD_DELIVERY_STAT_OUT_LENGTH_ERR: + return "command ouput length error"; + case MLX5_CMD_DELIVERY_STAT_RES_FLD_NOT_CLR_ERR: + return "reserved fields not cleared"; + case MLX5_CMD_DELIVERY_STAT_CMD_DESCR_ERR: + return "bad command descriptor type"; + default: + return "unknown status code"; + } +} + +static u16 msg_to_opcode(struct mlx5_cmd_msg *in) +{ + struct mlx5_inbox_hdr *hdr = (struct mlx5_inbox_hdr *)(in->first.data); + + return be16_to_cpu(hdr->opcode); +} + +static int wait_func(struct mlx5_core_dev *dev, struct mlx5_cmd_work_ent *ent) +{ + unsigned long timeout = msecs_to_jiffies(MLX5_CMD_TIMEOUT_MSEC); + struct mlx5_cmd *cmd = &dev->cmd; + int err; + + if (cmd->mode == CMD_MODE_POLLING) { + wait_for_completion(&ent->done); + err = ent->ret; + } else { + if (!wait_for_completion_timeout(&ent->done, timeout)) + err = -ETIMEDOUT; + else + err = 0; + } + if (err == -ETIMEDOUT) { + mlx5_core_warn(dev, "%s(0x%x) timeout. Will cause a leak of a command resource\n", + mlx5_command_str(msg_to_opcode(ent->in)), + msg_to_opcode(ent->in)); + } + mlx5_core_dbg(dev, "err %d, delivery status %s(%d)\n", err, + deliv_status_to_str(ent->status), ent->status); + + return err; +} + +/* Notes: + * 1. Callback functions may not sleep + * 2. page queue commands do not support asynchrous completion + */ +static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in, + struct mlx5_cmd_msg *out, mlx5_cmd_cbk_t callback, + void *context, int page_queue, u8 *status) +{ + struct mlx5_cmd *cmd = &dev->cmd; + struct mlx5_cmd_work_ent *ent; + ktime_t t1, t2, delta; + struct mlx5_cmd_stats *stats; + int err = 0; + s64 ds; + u16 op; + + if (callback && page_queue) + return -EINVAL; + + ent = alloc_cmd(cmd, in, out, callback, context, page_queue); + if (IS_ERR(ent)) + return PTR_ERR(ent); + + if (!callback) + init_completion(&ent->done); + + INIT_WORK(&ent->work, cmd_work_handler); + if (page_queue) { + cmd_work_handler(&ent->work); + } else if (!queue_work(cmd->wq, &ent->work)) { + mlx5_core_warn(dev, "failed to queue work\n"); + err = -ENOMEM; + goto out_free; + } + + if (!callback) { + err = wait_func(dev, ent); + if (err == -ETIMEDOUT) + goto out; + + t1 = timespec_to_ktime(ent->ts1); + t2 = timespec_to_ktime(ent->ts2); + delta = ktime_sub(t2, t1); + ds = ktime_to_ns(delta); + op = be16_to_cpu(((struct mlx5_inbox_hdr *)in->first.data)->opcode); + if (op < ARRAY_SIZE(cmd->stats)) { + stats = &cmd->stats[op]; + spin_lock(&stats->lock); + stats->sum += ds; + ++stats->n; + spin_unlock(&stats->lock); + } + mlx5_core_dbg_mask(dev, 1 << MLX5_CMD_TIME, + "fw exec time for %s is %lld nsec\n", + mlx5_command_str(op), ds); + *status = ent->status; + free_cmd(ent); + } + + return err; + +out_free: + free_cmd(ent); +out: + return err; +} + +static ssize_t dbg_write(struct file *filp, const char __user *buf, + size_t count, loff_t *pos) +{ + struct mlx5_core_dev *dev = filp->private_data; + struct mlx5_cmd_debug *dbg = &dev->cmd.dbg; + char lbuf[3]; + int err; + + if (!dbg->in_msg || !dbg->out_msg) + return -ENOMEM; + + if (copy_from_user(lbuf, buf, sizeof(lbuf))) + return -EFAULT; + + lbuf[sizeof(lbuf) - 1] = 0; + + if (strcmp(lbuf, "go")) + return -EINVAL; + + err = mlx5_cmd_exec(dev, dbg->in_msg, dbg->inlen, dbg->out_msg, dbg->outlen); + + return err ? err : count; +} + + +static const struct file_operations fops = { + .owner = THIS_MODULE, + .open = simple_open, + .write = dbg_write, +}; + +static int mlx5_copy_to_msg(struct mlx5_cmd_msg *to, void *from, int size) +{ + struct mlx5_cmd_prot_block *block; + struct mlx5_cmd_mailbox *next; + int copy; + + if (!to || !from) + return -ENOMEM; + + copy = min_t(int, size, sizeof(to->first.data)); + memcpy(to->first.data, from, copy); + size -= copy; + from += copy; + + next = to->next; + while (size) { + if (!next) { + /* this is a BUG */ + return -ENOMEM; + } + + copy = min_t(int, size, MLX5_CMD_DATA_BLOCK_SIZE); + block = next->buf; + memcpy(block->data, from, copy); + from += copy; + size -= copy; + next = next->next; + } + + return 0; +} + +static int mlx5_copy_from_msg(void *to, struct mlx5_cmd_msg *from, int size) +{ + struct mlx5_cmd_prot_block *block; + struct mlx5_cmd_mailbox *next; + int copy; + + if (!to || !from) + return -ENOMEM; + + copy = min_t(int, size, sizeof(from->first.data)); + memcpy(to, from->first.data, copy); + size -= copy; + to += copy; + + next = from->next; + while (size) { + if (!next) { + /* this is a BUG */ + return -ENOMEM; + } + + copy = min_t(int, size, MLX5_CMD_DATA_BLOCK_SIZE); + block = next->buf; + if (xor8_buf(block, sizeof(*block)) != 0xff) + return -EINVAL; + + memcpy(to, block->data, copy); + to += copy; + size -= copy; + next = next->next; + } + + return 0; +} + +static struct mlx5_cmd_mailbox *alloc_cmd_box(struct mlx5_core_dev *dev, + gfp_t flags) +{ + struct mlx5_cmd_mailbox *mailbox; + + mailbox = kmalloc(sizeof(*mailbox), flags); + if (!mailbox) + return ERR_PTR(-ENOMEM); + + mailbox->buf = pci_pool_alloc(dev->cmd.pool, flags, + &mailbox->dma); + if (!mailbox->buf) { + mlx5_core_dbg(dev, "failed allocation\n"); + kfree(mailbox); + return ERR_PTR(-ENOMEM); + } + memset(mailbox->buf, 0, sizeof(struct mlx5_cmd_prot_block)); + mailbox->next = NULL; + + return mailbox; +} + +static void free_cmd_box(struct mlx5_core_dev *dev, + struct mlx5_cmd_mailbox *mailbox) +{ + pci_pool_free(dev->cmd.pool, mailbox->buf, mailbox->dma); + kfree(mailbox); +} + +static struct mlx5_cmd_msg *mlx5_alloc_cmd_msg(struct mlx5_core_dev *dev, + gfp_t flags, int size) +{ + struct mlx5_cmd_mailbox *tmp, *head = NULL; + struct mlx5_cmd_prot_block *block; + struct mlx5_cmd_msg *msg; + int blen; + int err; + int n; + int i; + + msg = kzalloc(sizeof(*msg), GFP_KERNEL); + if (!msg) + return ERR_PTR(-ENOMEM); + + blen = size - min_t(int, sizeof(msg->first.data), size); + n = (blen + MLX5_CMD_DATA_BLOCK_SIZE - 1) / MLX5_CMD_DATA_BLOCK_SIZE; + + for (i = 0; i < n; i++) { + tmp = alloc_cmd_box(dev, flags); + if (IS_ERR(tmp)) { + mlx5_core_warn(dev, "failed allocating block\n"); + err = PTR_ERR(tmp); + goto err_alloc; + } + + block = tmp->buf; + tmp->next = head; + block->next = cpu_to_be64(tmp->next ? tmp->next->dma : 0); + block->block_num = cpu_to_be32(n - i - 1); + head = tmp; + } + msg->next = head; + msg->len = size; + return msg; + +err_alloc: + while (head) { + tmp = head->next; + free_cmd_box(dev, head); + head = tmp; + } + kfree(msg); + + return ERR_PTR(err); +} + +static void mlx5_free_cmd_msg(struct mlx5_core_dev *dev, + struct mlx5_cmd_msg *msg) +{ + struct mlx5_cmd_mailbox *head = msg->next; + struct mlx5_cmd_mailbox *next; + + while (head) { + next = head->next; + free_cmd_box(dev, head); + head = next; + } + kfree(msg); +} + +static ssize_t data_write(struct file *filp, const char __user *buf, + size_t count, loff_t *pos) +{ + struct mlx5_core_dev *dev = filp->private_data; + struct mlx5_cmd_debug *dbg = &dev->cmd.dbg; + void *ptr; + int err; + + if (*pos != 0) + return -EINVAL; + + kfree(dbg->in_msg); + dbg->in_msg = NULL; + dbg->inlen = 0; + + ptr = kzalloc(count, GFP_KERNEL); + if (!ptr) + return -ENOMEM; + + if (copy_from_user(ptr, buf, count)) { + err = -EFAULT; + goto out; + } + dbg->in_msg = ptr; + dbg->inlen = count; + + *pos = count; + + return count; + +out: + kfree(ptr); + return err; +} + +static ssize_t data_read(struct file *filp, char __user *buf, size_t count, + loff_t *pos) +{ + struct mlx5_core_dev *dev = filp->private_data; + struct mlx5_cmd_debug *dbg = &dev->cmd.dbg; + int copy; + + if (*pos) + return 0; + + if (!dbg->out_msg) + return -ENOMEM; + + copy = min_t(int, count, dbg->outlen); + if (copy_to_user(buf, dbg->out_msg, copy)) + return -EFAULT; + + *pos += copy; + + return copy; +} + +static const struct file_operations dfops = { + .owner = THIS_MODULE, + .open = simple_open, + .write = data_write, + .read = data_read, +}; + +static ssize_t outlen_read(struct file *filp, char __user *buf, size_t count, + loff_t *pos) +{ + struct mlx5_core_dev *dev = filp->private_data; + struct mlx5_cmd_debug *dbg = &dev->cmd.dbg; + char outlen[8]; + int err; + + if (*pos) + return 0; + + err = snprintf(outlen, sizeof(outlen), "%d", dbg->outlen); + if (err < 0) + return err; + + if (copy_to_user(buf, &outlen, err)) + return -EFAULT; + + *pos += err; + + return err; +} + +static ssize_t outlen_write(struct file *filp, const char __user *buf, + size_t count, loff_t *pos) +{ + struct mlx5_core_dev *dev = filp->private_data; + struct mlx5_cmd_debug *dbg = &dev->cmd.dbg; + char outlen_str[8]; + int outlen; + void *ptr; + int err; + + if (*pos != 0 || count > 6) + return -EINVAL; + + kfree(dbg->out_msg); + dbg->out_msg = NULL; + dbg->outlen = 0; + + if (copy_from_user(outlen_str, buf, count)) + return -EFAULT; + + outlen_str[7] = 0; + + err = sscanf(outlen_str, "%d", &outlen); + if (err < 0) + return err; + + ptr = kzalloc(outlen, GFP_KERNEL); + if (!ptr) + return -ENOMEM; + + dbg->out_msg = ptr; + dbg->outlen = outlen; + + *pos = count; + + return count; +} + +static const struct file_operations olfops = { + .owner = THIS_MODULE, + .open = simple_open, + .write = outlen_write, + .read = outlen_read, +}; + +static void set_wqname(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd *cmd = &dev->cmd; + + snprintf(cmd->wq_name, sizeof(cmd->wq_name), "mlx5_cmd_%s", + dev_name(&dev->pdev->dev)); +} + +static void clean_debug_files(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd_debug *dbg = &dev->cmd.dbg; + + if (!mlx5_debugfs_root) + return; + + mlx5_cmdif_debugfs_cleanup(dev); + debugfs_remove_recursive(dbg->dbg_root); +} + +static int create_debugfs_files(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd_debug *dbg = &dev->cmd.dbg; + int err = -ENOMEM; + + if (!mlx5_debugfs_root) + return 0; + + dbg->dbg_root = debugfs_create_dir("cmd", dev->priv.dbg_root); + if (!dbg->dbg_root) + return err; + + dbg->dbg_in = debugfs_create_file("in", 0400, dbg->dbg_root, + dev, &dfops); + if (!dbg->dbg_in) + goto err_dbg; + + dbg->dbg_out = debugfs_create_file("out", 0200, dbg->dbg_root, + dev, &dfops); + if (!dbg->dbg_out) + goto err_dbg; + + dbg->dbg_outlen = debugfs_create_file("out_len", 0600, dbg->dbg_root, + dev, &olfops); + if (!dbg->dbg_outlen) + goto err_dbg; + + dbg->dbg_status = debugfs_create_u8("status", 0600, dbg->dbg_root, + &dbg->status); + if (!dbg->dbg_status) + goto err_dbg; + + dbg->dbg_run = debugfs_create_file("run", 0200, dbg->dbg_root, dev, &fops); + if (!dbg->dbg_run) + goto err_dbg; + + mlx5_cmdif_debugfs_init(dev); + + return 0; + +err_dbg: + clean_debug_files(dev); + return err; +} + +void mlx5_cmd_use_events(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd *cmd = &dev->cmd; + int i; + + for (i = 0; i < cmd->max_reg_cmds; i++) + down(&cmd->sem); + + down(&cmd->pages_sem); + + flush_workqueue(cmd->wq); + + cmd->mode = CMD_MODE_EVENTS; + + up(&cmd->pages_sem); + for (i = 0; i < cmd->max_reg_cmds; i++) + up(&cmd->sem); +} + +void mlx5_cmd_use_polling(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd *cmd = &dev->cmd; + int i; + + for (i = 0; i < cmd->max_reg_cmds; i++) + down(&cmd->sem); + + down(&cmd->pages_sem); + + flush_workqueue(cmd->wq); + cmd->mode = CMD_MODE_POLLING; + + up(&cmd->pages_sem); + for (i = 0; i < cmd->max_reg_cmds; i++) + up(&cmd->sem); +} + +void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, unsigned long vector) +{ + struct mlx5_cmd *cmd = &dev->cmd; + struct mlx5_cmd_work_ent *ent; + mlx5_cmd_cbk_t callback; + void *context; + int err; + int i; + + for (i = 0; i < (1 << cmd->log_sz); i++) { + if (test_bit(i, &vector)) { + ent = cmd->ent_arr[i]; + ktime_get_ts(&ent->ts2); + memcpy(ent->out->first.data, ent->lay->out, sizeof(ent->lay->out)); + dump_command(dev, ent, 0); + if (!ent->ret) { + if (!cmd->checksum_disabled) + ent->ret = verify_signature(ent); + else + ent->ret = 0; + ent->status = ent->lay->status_own >> 1; + mlx5_core_dbg(dev, "command completed. ret 0x%x, delivery status %s(0x%x)\n", + ent->ret, deliv_status_to_str(ent->status), ent->status); + } + free_ent(cmd, ent->idx); + if (ent->callback) { + callback = ent->callback; + context = ent->context; + err = ent->ret; + free_cmd(ent); + callback(err, context); + } else { + complete(&ent->done); + } + if (ent->page_queue) + up(&cmd->pages_sem); + else + up(&cmd->sem); + } + } +} +EXPORT_SYMBOL(mlx5_cmd_comp_handler); + +static int status_to_err(u8 status) +{ + return status ? -1 : 0; /* TBD more meaningful codes */ +} + +static struct mlx5_cmd_msg *alloc_msg(struct mlx5_core_dev *dev, int in_size) +{ + struct mlx5_cmd_msg *msg = ERR_PTR(-ENOMEM); + struct mlx5_cmd *cmd = &dev->cmd; + struct cache_ent *ent = NULL; + + if (in_size > MED_LIST_SIZE && in_size <= LONG_LIST_SIZE) + ent = &cmd->cache.large; + else if (in_size > 16 && in_size <= MED_LIST_SIZE) + ent = &cmd->cache.med; + + if (ent) { + spin_lock(&ent->lock); + if (!list_empty(&ent->head)) { + msg = list_entry(ent->head.next, typeof(*msg), list); + /* For cached lists, we must explicitly state what is + * the real size + */ + msg->len = in_size; + list_del(&msg->list); + } + spin_unlock(&ent->lock); + } + + if (IS_ERR(msg)) + msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, in_size); + + return msg; +} + +static void free_msg(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *msg) +{ + if (msg->cache) { + spin_lock(&msg->cache->lock); + list_add_tail(&msg->list, &msg->cache->head); + spin_unlock(&msg->cache->lock); + } else { + mlx5_free_cmd_msg(dev, msg); + } +} + +static int is_manage_pages(struct mlx5_inbox_hdr *in) +{ + return be16_to_cpu(in->opcode) == MLX5_CMD_OP_MANAGE_PAGES; +} + +int mlx5_cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out, + int out_size) +{ + struct mlx5_cmd_msg *inb; + struct mlx5_cmd_msg *outb; + int pages_queue; + int err; + u8 status = 0; + + pages_queue = is_manage_pages(in); + + inb = alloc_msg(dev, in_size); + if (IS_ERR(inb)) { + err = PTR_ERR(inb); + return err; + } + + err = mlx5_copy_to_msg(inb, in, in_size); + if (err) { + mlx5_core_warn(dev, "err %d\n", err); + goto out_in; + } + + outb = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, out_size); + if (IS_ERR(outb)) { + err = PTR_ERR(outb); + goto out_in; + } + + err = mlx5_cmd_invoke(dev, inb, outb, NULL, NULL, pages_queue, &status); + if (err) + goto out_out; + + mlx5_core_dbg(dev, "err %d, status %d\n", err, status); + if (status) { + err = status_to_err(status); + goto out_out; + } + + err = mlx5_copy_from_msg(out, outb, out_size); + +out_out: + mlx5_free_cmd_msg(dev, outb); + +out_in: + free_msg(dev, inb); + return err; +} +EXPORT_SYMBOL(mlx5_cmd_exec); + +static void destroy_msg_cache(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd *cmd = &dev->cmd; + struct mlx5_cmd_msg *msg; + struct mlx5_cmd_msg *n; + + list_for_each_entry_safe(msg, n, &cmd->cache.large.head, list) { + list_del(&msg->list); + mlx5_free_cmd_msg(dev, msg); + } + + list_for_each_entry_safe(msg, n, &cmd->cache.med.head, list) { + list_del(&msg->list); + mlx5_free_cmd_msg(dev, msg); + } +} + +static int create_msg_cache(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd *cmd = &dev->cmd; + struct mlx5_cmd_msg *msg; + int err; + int i; + + spin_lock_init(&cmd->cache.large.lock); + INIT_LIST_HEAD(&cmd->cache.large.head); + spin_lock_init(&cmd->cache.med.lock); + INIT_LIST_HEAD(&cmd->cache.med.head); + + for (i = 0; i < NUM_LONG_LISTS; i++) { + msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, LONG_LIST_SIZE); + if (IS_ERR(msg)) { + err = PTR_ERR(msg); + goto ex_err; + } + msg->cache = &cmd->cache.large; + list_add_tail(&msg->list, &cmd->cache.large.head); + } + + for (i = 0; i < NUM_MED_LISTS; i++) { + msg = mlx5_alloc_cmd_msg(dev, GFP_KERNEL, MED_LIST_SIZE); + if (IS_ERR(msg)) { + err = PTR_ERR(msg); + goto ex_err; + } + msg->cache = &cmd->cache.med; + list_add_tail(&msg->list, &cmd->cache.med.head); + } + + return 0; + +ex_err: + destroy_msg_cache(dev); + return err; +} + +int mlx5_cmd_init(struct mlx5_core_dev *dev) +{ + int size = sizeof(struct mlx5_cmd_prot_block); + int align = roundup_pow_of_two(size); + struct mlx5_cmd *cmd = &dev->cmd; + u32 cmd_h, cmd_l; + u16 cmd_if_rev; + int err; + int i; + + cmd_if_rev = cmdif_rev(dev); + if (cmd_if_rev != CMD_IF_REV) { + dev_err(&dev->pdev->dev, + "Driver cmdif rev(%d) differs from firmware's(%d)\n", + CMD_IF_REV, cmd_if_rev); + return -EINVAL; + } + + cmd->pool = pci_pool_create("mlx5_cmd", dev->pdev, size, align, 0); + if (!cmd->pool) + return -ENOMEM; + + cmd->cmd_buf = (void *)__get_free_pages(GFP_ATOMIC, 0); + if (!cmd->cmd_buf) { + err = -ENOMEM; + goto err_free_pool; + } + cmd->dma = dma_map_single(&dev->pdev->dev, cmd->cmd_buf, PAGE_SIZE, + DMA_BIDIRECTIONAL); + if (dma_mapping_error(&dev->pdev->dev, cmd->dma)) { + err = -ENOMEM; + goto err_free; + } + + cmd_l = ioread32be(&dev->iseg->cmdq_addr_l_sz) & 0xff; + cmd->log_sz = cmd_l >> 4 & 0xf; + cmd->log_stride = cmd_l & 0xf; + if (1 << cmd->log_sz > MLX5_MAX_COMMANDS) { + dev_err(&dev->pdev->dev, "firmware reports too many outstanding commands %d\n", + 1 << cmd->log_sz); + err = -EINVAL; + goto err_map; + } + + if (cmd->log_sz + cmd->log_stride > PAGE_SHIFT) { + dev_err(&dev->pdev->dev, "command queue size overflow\n"); + err = -EINVAL; + goto err_map; + } + + cmd->max_reg_cmds = (1 << cmd->log_sz) - 1; + cmd->bitmask = (1 << cmd->max_reg_cmds) - 1; + + cmd->cmdif_rev = ioread32be(&dev->iseg->cmdif_rev_fw_sub) >> 16; + if (cmd->cmdif_rev > CMD_IF_REV) { + dev_err(&dev->pdev->dev, "driver does not support command interface version. driver %d, firmware %d\n", + CMD_IF_REV, cmd->cmdif_rev); + err = -ENOTSUPP; + goto err_map; + } + + spin_lock_init(&cmd->alloc_lock); + spin_lock_init(&cmd->token_lock); + for (i = 0; i < ARRAY_SIZE(cmd->stats); i++) + spin_lock_init(&cmd->stats[i].lock); + + sema_init(&cmd->sem, cmd->max_reg_cmds); + sema_init(&cmd->pages_sem, 1); + + cmd_h = (u32)((u64)(cmd->dma) >> 32); + cmd_l = (u32)(cmd->dma); + if (cmd_l & 0xfff) { + dev_err(&dev->pdev->dev, "invalid command queue address\n"); + err = -ENOMEM; + goto err_map; + } + + iowrite32be(cmd_h, &dev->iseg->cmdq_addr_h); + iowrite32be(cmd_l, &dev->iseg->cmdq_addr_l_sz); + + /* Make sure firmware sees the complete address before we proceed */ + wmb(); + + mlx5_core_dbg(dev, "descriptor at dma 0x%llx\n", (unsigned long long)(cmd->dma)); + + cmd->mode = CMD_MODE_POLLING; + + err = create_msg_cache(dev); + if (err) { + dev_err(&dev->pdev->dev, "failed to create command cache\n"); + goto err_map; + } + + set_wqname(dev); + cmd->wq = create_singlethread_workqueue(cmd->wq_name); + if (!cmd->wq) { + dev_err(&dev->pdev->dev, "failed to create command workqueue\n"); + err = -ENOMEM; + goto err_cache; + } + + err = create_debugfs_files(dev); + if (err) { + err = -ENOMEM; + goto err_wq; + } + + return 0; + +err_wq: + destroy_workqueue(cmd->wq); + +err_cache: + destroy_msg_cache(dev); + +err_map: + dma_unmap_single(&dev->pdev->dev, cmd->dma, PAGE_SIZE, + DMA_BIDIRECTIONAL); +err_free: + free_pages((unsigned long)cmd->cmd_buf, 0); + +err_free_pool: + pci_pool_destroy(cmd->pool); + + return err; +} +EXPORT_SYMBOL(mlx5_cmd_init); + +void mlx5_cmd_cleanup(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd *cmd = &dev->cmd; + + clean_debug_files(dev); + destroy_workqueue(cmd->wq); + destroy_msg_cache(dev); + dma_unmap_single(&dev->pdev->dev, cmd->dma, PAGE_SIZE, + DMA_BIDIRECTIONAL); + free_pages((unsigned long)cmd->cmd_buf, 0); + pci_pool_destroy(cmd->pool); +} +EXPORT_SYMBOL(mlx5_cmd_cleanup); + +static const char *cmd_status_str(u8 status) +{ + switch (status) { + case MLX5_CMD_STAT_OK: + return "OK"; + case MLX5_CMD_STAT_INT_ERR: + return "internal error"; + case MLX5_CMD_STAT_BAD_OP_ERR: + return "bad operation"; + case MLX5_CMD_STAT_BAD_PARAM_ERR: + return "bad parameter"; + case MLX5_CMD_STAT_BAD_SYS_STATE_ERR: + return "bad system state"; + case MLX5_CMD_STAT_BAD_RES_ERR: + return "bad resource"; + case MLX5_CMD_STAT_RES_BUSY: + return "resource busy"; + case MLX5_CMD_STAT_LIM_ERR: + return "limits exceeded"; + case MLX5_CMD_STAT_BAD_RES_STATE_ERR: + return "bad resource state"; + case MLX5_CMD_STAT_IX_ERR: + return "bad index"; + case MLX5_CMD_STAT_NO_RES_ERR: + return "no resources"; + case MLX5_CMD_STAT_BAD_INP_LEN_ERR: + return "bad input length"; + case MLX5_CMD_STAT_BAD_OUTP_LEN_ERR: + return "bad output length"; + case MLX5_CMD_STAT_BAD_QP_STATE_ERR: + return "bad QP state"; + case MLX5_CMD_STAT_BAD_PKT_ERR: + return "bad packet (discarded)"; + case MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR: + return "bad size too many outstanding CQEs"; + default: + return "unknown status"; + } +} + +int mlx5_cmd_status_to_err(struct mlx5_outbox_hdr *hdr) +{ + if (!hdr->status) + return 0; + + pr_warn("command failed, status %s(0x%x), syndrome 0x%x\n", + cmd_status_str(hdr->status), hdr->status, + be32_to_cpu(hdr->syndrome)); + + switch (hdr->status) { + case MLX5_CMD_STAT_OK: return 0; + case MLX5_CMD_STAT_INT_ERR: return -EIO; + case MLX5_CMD_STAT_BAD_OP_ERR: return -EINVAL; + case MLX5_CMD_STAT_BAD_PARAM_ERR: return -EINVAL; + case MLX5_CMD_STAT_BAD_SYS_STATE_ERR: return -EIO; + case MLX5_CMD_STAT_BAD_RES_ERR: return -EINVAL; + case MLX5_CMD_STAT_RES_BUSY: return -EBUSY; + case MLX5_CMD_STAT_LIM_ERR: return -EINVAL; + case MLX5_CMD_STAT_BAD_RES_STATE_ERR: return -EINVAL; + case MLX5_CMD_STAT_IX_ERR: return -EINVAL; + case MLX5_CMD_STAT_NO_RES_ERR: return -EAGAIN; + case MLX5_CMD_STAT_BAD_INP_LEN_ERR: return -EIO; + case MLX5_CMD_STAT_BAD_OUTP_LEN_ERR: return -EIO; + case MLX5_CMD_STAT_BAD_QP_STATE_ERR: return -EINVAL; + case MLX5_CMD_STAT_BAD_PKT_ERR: return -EINVAL; + case MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR: return -EINVAL; + default: return -EIO; + } +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cq.c b/drivers/net/ethernet/mellanox/mlx5/core/cq.c new file mode 100644 index 0000000..c2d660b --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/cq.c @@ -0,0 +1,224 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include +#include +#include "mlx5_core.h" + +void mlx5_cq_completion(struct mlx5_core_dev *dev, u32 cqn) +{ + struct mlx5_core_cq *cq; + struct mlx5_cq_table *table = &dev->priv.cq_table; + + spin_lock(&table->lock); + cq = radix_tree_lookup(&table->tree, cqn); + if (likely(cq)) + atomic_inc(&cq->refcount); + spin_unlock(&table->lock); + + if (!cq) { + mlx5_core_warn(dev, "Completion event for bogus CQ 0x%x\n", cqn); + return; + } + + ++cq->arm_sn; + + cq->comp(cq); + + if (atomic_dec_and_test(&cq->refcount)) + complete(&cq->free); +} + +void mlx5_cq_event(struct mlx5_core_dev *dev, u32 cqn, int event_type) +{ + struct mlx5_cq_table *table = &dev->priv.cq_table; + struct mlx5_core_cq *cq; + + spin_lock(&table->lock); + + cq = radix_tree_lookup(&table->tree, cqn); + if (cq) + atomic_inc(&cq->refcount); + + spin_unlock(&table->lock); + + if (!cq) { + mlx5_core_warn(dev, "Async event for bogus CQ 0x%x\n", cqn); + return; + } + + cq->event(cq, event_type); + + if (atomic_dec_and_test(&cq->refcount)) + complete(&cq->free); +} + + +int mlx5_core_create_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq, + struct mlx5_create_cq_mbox_in *in, int inlen) +{ + int err; + struct mlx5_cq_table *table = &dev->priv.cq_table; + struct mlx5_create_cq_mbox_out out; + struct mlx5_destroy_cq_mbox_in din; + struct mlx5_destroy_cq_mbox_out dout; + + in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_CREATE_CQ); + memset(&out, 0, sizeof(out)); + err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + cq->cqn = be32_to_cpu(out.cqn) & 0xffffff; + cq->cons_index = 0; + cq->arm_sn = 0; + atomic_set(&cq->refcount, 1); + init_completion(&cq->free); + + spin_lock_irq(&table->lock); + err = radix_tree_insert(&table->tree, cq->cqn, cq); + spin_unlock_irq(&table->lock); + if (err) + goto err_cmd; + + cq->pid = current->pid; + err = mlx5_debug_cq_add(dev, cq); + if (err) + mlx5_core_dbg(dev, "failed adding CP 0x%x to debug file system\n", + cq->cqn); + + return 0; + +err_cmd: + memset(&din, 0, sizeof(din)); + memset(&dout, 0, sizeof(dout)); + din.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DESTROY_CQ); + mlx5_cmd_exec(dev, &din, sizeof(din), &dout, sizeof(dout)); + return err; +} +EXPORT_SYMBOL(mlx5_core_create_cq); + +int mlx5_core_destroy_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq) +{ + struct mlx5_cq_table *table = &dev->priv.cq_table; + struct mlx5_destroy_cq_mbox_in in; + struct mlx5_destroy_cq_mbox_out out; + struct mlx5_core_cq *tmp; + int err; + + spin_lock_irq(&table->lock); + tmp = radix_tree_delete(&table->tree, cq->cqn); + spin_unlock_irq(&table->lock); + if (!tmp) { + mlx5_core_warn(dev, "cq 0x%x not found in tree\n", cq->cqn); + return -EINVAL; + } + if (tmp != cq) { + mlx5_core_warn(dev, "corruption on srqn 0x%x\n", cq->cqn); + return -EINVAL; + } + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DESTROY_CQ); + in.cqn = cpu_to_be32(cq->cqn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + synchronize_irq(cq->irqn); + + mlx5_debug_cq_remove(dev, cq); + if (atomic_dec_and_test(&cq->refcount)) + complete(&cq->free); + wait_for_completion(&cq->free); + + return 0; +} +EXPORT_SYMBOL(mlx5_core_destroy_cq); + +int mlx5_core_query_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq, + struct mlx5_query_cq_mbox_out *out) +{ + struct mlx5_query_cq_mbox_in in; + int err; + + memset(&in, 0, sizeof(in)); + memset(out, 0, sizeof(*out)); + + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_CQ); + in.cqn = cpu_to_be32(cq->cqn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), out, sizeof(*out)); + if (err) + return err; + + if (out->hdr.status) + return mlx5_cmd_status_to_err(&out->hdr); + + return err; +} +EXPORT_SYMBOL(mlx5_core_query_cq); + + +int mlx5_core_modify_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq, + int type, struct mlx5_cq_modify_params *params) +{ + return -ENOSYS; +} + +int mlx5_init_cq_table(struct mlx5_core_dev *dev) +{ + struct mlx5_cq_table *table = &dev->priv.cq_table; + int err; + + spin_lock_init(&table->lock); + INIT_RADIX_TREE(&table->tree, GFP_ATOMIC); + err = mlx5_cq_debugfs_init(dev); + + return err; +} + +void mlx5_cleanup_cq_table(struct mlx5_core_dev *dev) +{ + mlx5_cq_debugfs_cleanup(dev); +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c b/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c new file mode 100644 index 0000000..4273c06 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c @@ -0,0 +1,583 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include "mlx5_core.h" + +enum { + QP_PID, + QP_STATE, + QP_XPORT, + QP_MTU, + QP_N_RECV, + QP_RECV_SZ, + QP_N_SEND, + QP_LOG_PG_SZ, + QP_RQPN, +}; + +static char *qp_fields[] = { + [QP_PID] = "pid", + [QP_STATE] = "state", + [QP_XPORT] = "transport", + [QP_MTU] = "mtu", + [QP_N_RECV] = "num_recv", + [QP_RECV_SZ] = "rcv_wqe_sz", + [QP_N_SEND] = "num_send", + [QP_LOG_PG_SZ] = "log2_page_sz", + [QP_RQPN] = "remote_qpn", +}; + +enum { + EQ_NUM_EQES, + EQ_INTR, + EQ_LOG_PG_SZ, +}; + +static char *eq_fields[] = { + [EQ_NUM_EQES] = "num_eqes", + [EQ_INTR] = "intr", + [EQ_LOG_PG_SZ] = "log_page_size", +}; + +enum { + CQ_PID, + CQ_NUM_CQES, + CQ_LOG_PG_SZ, +}; + +static char *cq_fields[] = { + [CQ_PID] = "pid", + [CQ_NUM_CQES] = "num_cqes", + [CQ_LOG_PG_SZ] = "log_page_size", +}; + +struct dentry *mlx5_debugfs_root; +EXPORT_SYMBOL(mlx5_debugfs_root); + +void mlx5_register_debugfs(void) +{ + mlx5_debugfs_root = debugfs_create_dir("mlx5", NULL); + if (IS_ERR_OR_NULL(mlx5_debugfs_root)) + mlx5_debugfs_root = NULL; +} + +void mlx5_unregister_debugfs(void) +{ + debugfs_remove(mlx5_debugfs_root); +} + +int mlx5_qp_debugfs_init(struct mlx5_core_dev *dev) +{ + if (!mlx5_debugfs_root) + return 0; + + atomic_set(&dev->num_qps, 0); + + dev->priv.qp_debugfs = debugfs_create_dir("QPs", dev->priv.dbg_root); + if (!dev->priv.qp_debugfs) + return -ENOMEM; + + return 0; +} + +void mlx5_qp_debugfs_cleanup(struct mlx5_core_dev *dev) +{ + if (!mlx5_debugfs_root) + return; + + debugfs_remove_recursive(dev->priv.qp_debugfs); +} + +int mlx5_eq_debugfs_init(struct mlx5_core_dev *dev) +{ + if (!mlx5_debugfs_root) + return 0; + + dev->priv.eq_debugfs = debugfs_create_dir("EQs", dev->priv.dbg_root); + if (!dev->priv.eq_debugfs) + return -ENOMEM; + + return 0; +} + +void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev *dev) +{ + if (!mlx5_debugfs_root) + return; + + debugfs_remove_recursive(dev->priv.eq_debugfs); +} + +static ssize_t average_read(struct file *filp, char __user *buf, size_t count, + loff_t *pos) +{ + struct mlx5_cmd_stats *stats; + u64 field = 0; + int ret; + char tbuf[22]; + + if (*pos) + return 0; + + stats = filp->private_data; + spin_lock(&stats->lock); + if (stats->n) + field = stats->sum / stats->n; + spin_unlock(&stats->lock); + ret = snprintf(tbuf, sizeof(tbuf), "%llu\n", field); + if (ret > 0) { + if (copy_to_user(buf, tbuf, ret)) + return -EFAULT; + } + + *pos += ret; + return ret; +} + + +static ssize_t average_write(struct file *filp, const char __user *buf, + size_t count, loff_t *pos) +{ + struct mlx5_cmd_stats *stats; + + stats = filp->private_data; + spin_lock(&stats->lock); + stats->sum = 0; + stats->n = 0; + spin_unlock(&stats->lock); + + *pos += count; + + return count; +} + +static const struct file_operations stats_fops = { + .owner = THIS_MODULE, + .open = simple_open, + .read = average_read, + .write = average_write, +}; + +int mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd_stats *stats; + struct dentry **cmd; + const char *namep; + int err; + int i; + + if (!mlx5_debugfs_root) + return 0; + + cmd = &dev->priv.cmdif_debugfs; + *cmd = debugfs_create_dir("commands", dev->priv.dbg_root); + if (!*cmd) + return -ENOMEM; + + for (i = 0; i < ARRAY_SIZE(dev->cmd.stats); i++) { + stats = &dev->cmd.stats[i]; + namep = mlx5_command_str(i); + if (strcmp(namep, "unknown command opcode")) { + stats->root = debugfs_create_dir(namep, *cmd); + if (!stats->root) { + mlx5_core_warn(dev, "failed adding command %d\n", + i); + err = -ENOMEM; + goto out; + } + + stats->avg = debugfs_create_file("average", 0400, + stats->root, stats, + &stats_fops); + if (!stats->avg) { + mlx5_core_warn(dev, "failed creating debugfs file\n"); + err = -ENOMEM; + goto out; + } + + stats->count = debugfs_create_u64("n", 0400, + stats->root, + &stats->n); + if (!stats->count) { + mlx5_core_warn(dev, "failed creating debugfs file\n"); + err = -ENOMEM; + goto out; + } + } + } + + return 0; +out: + debugfs_remove_recursive(dev->priv.cmdif_debugfs); + return err; +} + +void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev) +{ + if (!mlx5_debugfs_root) + return; + + debugfs_remove_recursive(dev->priv.cmdif_debugfs); +} + +int mlx5_cq_debugfs_init(struct mlx5_core_dev *dev) +{ + if (!mlx5_debugfs_root) + return 0; + + dev->priv.cq_debugfs = debugfs_create_dir("CQs", dev->priv.dbg_root); + if (!dev->priv.cq_debugfs) + return -ENOMEM; + + return 0; +} + +void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev) +{ + if (!mlx5_debugfs_root) + return; + + debugfs_remove_recursive(dev->priv.cq_debugfs); +} + +static u64 qp_read_field(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp, + int index) +{ + struct mlx5_query_qp_mbox_out *out; + struct mlx5_qp_context *ctx; + u64 param = 0; + int err; + int no_sq; + + out = kzalloc(sizeof(*out), GFP_KERNEL); + if (!out) + return param; + + err = mlx5_core_qp_query(dev, qp, out, sizeof(*out)); + if (err) { + mlx5_core_warn(dev, "failed to query qp\n"); + goto out; + } + + ctx = &out->ctx; + switch (index) { + case QP_PID: + param = qp->pid; + break; + case QP_STATE: + param = be32_to_cpu(ctx->flags) >> 28; + break; + case QP_XPORT: + param = (be32_to_cpu(ctx->flags) >> 16) & 0xff; + break; + case QP_MTU: + param = ctx->mtu_msgmax >> 5; + break; + case QP_N_RECV: + param = 1 << ((ctx->rq_size_stride >> 3) & 0xf); + break; + case QP_RECV_SZ: + param = 1 << ((ctx->rq_size_stride & 7) + 4); + break; + case QP_N_SEND: + no_sq = be16_to_cpu(ctx->sq_crq_size) >> 15; + if (!no_sq) + param = 1 << (be16_to_cpu(ctx->sq_crq_size) >> 11); + else + param = 0; + break; + case QP_LOG_PG_SZ: + param = (be32_to_cpu(ctx->log_pg_sz_remote_qpn) >> 24) & 0x1f; + param += 12; + break; + case QP_RQPN: + param = be32_to_cpu(ctx->log_pg_sz_remote_qpn) & 0xffffff; + break; + } + +out: + kfree(out); + return param; +} + +static u64 eq_read_field(struct mlx5_core_dev *dev, struct mlx5_eq *eq, + int index) +{ + struct mlx5_query_eq_mbox_out *out; + struct mlx5_eq_context *ctx; + u64 param = 0; + int err; + + out = kzalloc(sizeof(*out), GFP_KERNEL); + if (!out) + return param; + + ctx = &out->ctx; + + err = mlx5_core_eq_query(dev, eq, out, sizeof(*out)); + if (err) { + mlx5_core_warn(dev, "failed to query eq\n"); + goto out; + } + + switch (index) { + case EQ_NUM_EQES: + param = 1 << ((be32_to_cpu(ctx->log_sz_usr_page) >> 24) & 0x1f); + break; + case EQ_INTR: + param = ctx->intr; + break; + case EQ_LOG_PG_SZ: + param = (ctx->log_page_size & 0x1f) + 12; + break; + } + +out: + kfree(out); + return param; +} + +static u64 cq_read_field(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq, + int index) +{ + struct mlx5_query_cq_mbox_out *out; + struct mlx5_cq_context *ctx; + u64 param = 0; + int err; + + out = kzalloc(sizeof(*out), GFP_KERNEL); + if (!out) + return param; + + ctx = &out->ctx; + + err = mlx5_core_query_cq(dev, cq, out); + if (err) { + mlx5_core_warn(dev, "failed to query cq\n"); + goto out; + } + + switch (index) { + case CQ_PID: + param = cq->pid; + break; + case CQ_NUM_CQES: + param = 1 << ((be32_to_cpu(ctx->log_sz_usr_page) >> 24) & 0x1f); + break; + case CQ_LOG_PG_SZ: + param = (ctx->log_pg_sz & 0x1f) + 12; + break; + } + +out: + kfree(out); + return param; +} + +static ssize_t dbg_read(struct file *filp, char __user *buf, size_t count, + loff_t *pos) +{ + struct mlx5_field_desc *desc; + struct mlx5_rsc_debug *d; + char tbuf[18]; + u64 field; + int ret; + + if (*pos) + return 0; + + desc = filp->private_data; + d = (void *)(desc - desc->i) - sizeof(*d); + switch (d->type) { + case MLX5_DBG_RSC_QP: + field = qp_read_field(d->dev, d->object, desc->i); + break; + + case MLX5_DBG_RSC_EQ: + field = eq_read_field(d->dev, d->object, desc->i); + break; + + case MLX5_DBG_RSC_CQ: + field = cq_read_field(d->dev, d->object, desc->i); + break; + + default: + mlx5_core_warn(d->dev, "invalid resource type %d\n", d->type); + return -EINVAL; + } + + ret = snprintf(tbuf, sizeof(tbuf), "0x%llx\n", field); + if (ret > 0) { + if (copy_to_user(buf, tbuf, ret)) + return -EFAULT; + } + + *pos += ret; + return ret; +} + +static const struct file_operations fops = { + .owner = THIS_MODULE, + .open = simple_open, + .read = dbg_read, +}; + +static int add_res_tree(struct mlx5_core_dev *dev, enum dbg_rsc_type type, + struct dentry *root, struct mlx5_rsc_debug **dbg, + int rsn, char **field, int nfile, void *data) +{ + struct mlx5_rsc_debug *d; + char resn[32]; + int err; + int i; + + d = kzalloc(sizeof(*d) + nfile * sizeof(d->fields[0]), GFP_KERNEL); + if (!d) + return -ENOMEM; + + d->dev = dev; + d->object = data; + d->type = type; + sprintf(resn, "0x%x", rsn); + d->root = debugfs_create_dir(resn, root); + if (!d->root) { + err = -ENOMEM; + goto out_free; + } + + for (i = 0; i < nfile; i++) { + d->fields[i].i = i; + d->fields[i].dent = debugfs_create_file(field[i], 0400, + d->root, &d->fields[i], + &fops); + if (!d->fields[i].dent) { + err = -ENOMEM; + goto out_rem; + } + } + *dbg = d; + + return 0; +out_rem: + debugfs_remove_recursive(d->root); + +out_free: + kfree(d); + return err; +} + +static void rem_res_tree(struct mlx5_rsc_debug *d) +{ + debugfs_remove_recursive(d->root); + kfree(d); +} + +int mlx5_debug_qp_add(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp) +{ + int err; + + if (!mlx5_debugfs_root) + return 0; + + err = add_res_tree(dev, MLX5_DBG_RSC_QP, dev->priv.qp_debugfs, + &qp->dbg, qp->qpn, qp_fields, + ARRAY_SIZE(qp_fields), qp); + if (err) + qp->dbg = NULL; + + return err; +} + +void mlx5_debug_qp_remove(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp) +{ + if (!mlx5_debugfs_root) + return; + + if (qp->dbg) + rem_res_tree(qp->dbg); +} + + +int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq) +{ + int err; + + if (!mlx5_debugfs_root) + return 0; + + err = add_res_tree(dev, MLX5_DBG_RSC_EQ, dev->priv.eq_debugfs, + &eq->dbg, eq->eqn, eq_fields, + ARRAY_SIZE(eq_fields), eq); + if (err) + eq->dbg = NULL; + + return err; +} + +void mlx5_debug_eq_remove(struct mlx5_core_dev *dev, struct mlx5_eq *eq) +{ + if (!mlx5_debugfs_root) + return; + + if (eq->dbg) + rem_res_tree(eq->dbg); +} + +int mlx5_debug_cq_add(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq) +{ + int err; + + if (!mlx5_debugfs_root) + return 0; + + err = add_res_tree(dev, MLX5_DBG_RSC_CQ, dev->priv.cq_debugfs, + &cq->dbg, cq->cqn, cq_fields, + ARRAY_SIZE(cq_fields), cq); + if (err) + cq->dbg = NULL; + + return err; +} + +void mlx5_debug_cq_remove(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq) +{ + if (!mlx5_debugfs_root) + return; + + if (cq->dbg) + rem_res_tree(cq->dbg); +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c new file mode 100644 index 0000000..c02cbcf --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -0,0 +1,521 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include "mlx5_core.h" + +enum { + MLX5_EQE_SIZE = sizeof(struct mlx5_eqe), + MLX5_EQE_OWNER_INIT_VAL = 0x1, +}; + +enum { + MLX5_EQ_STATE_ARMED = 0x9, + MLX5_EQ_STATE_FIRED = 0xa, + MLX5_EQ_STATE_ALWAYS_ARMED = 0xb, +}; + +enum { + MLX5_NUM_SPARE_EQE = 0x80, + MLX5_NUM_ASYNC_EQE = 0x100, + MLX5_NUM_CMD_EQE = 32, +}; + +enum { + MLX5_EQ_DOORBEL_OFFSET = 0x40, +}; + +#define MLX5_ASYNC_EVENT_MASK ((1ull << MLX5_EVENT_TYPE_PATH_MIG) | \ + (1ull << MLX5_EVENT_TYPE_COMM_EST) | \ + (1ull << MLX5_EVENT_TYPE_SQ_DRAINED) | \ + (1ull << MLX5_EVENT_TYPE_CQ_ERROR) | \ + (1ull << MLX5_EVENT_TYPE_WQ_CATAS_ERROR) | \ + (1ull << MLX5_EVENT_TYPE_PATH_MIG_FAILED) | \ + (1ull << MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR) | \ + (1ull << MLX5_EVENT_TYPE_WQ_ACCESS_ERROR) | \ + (1ull << MLX5_EVENT_TYPE_PORT_CHANGE) | \ + (1ull << MLX5_EVENT_TYPE_SRQ_CATAS_ERROR) | \ + (1ull << MLX5_EVENT_TYPE_SRQ_LAST_WQE) | \ + (1ull << MLX5_EVENT_TYPE_SRQ_RQ_LIMIT)) + +struct map_eq_in { + u64 mask; + u32 reserved; + u32 unmap_eqn; +}; + +struct cre_des_eq { + u8 reserved[15]; + u8 eqn; +}; + +static int mlx5_cmd_destroy_eq(struct mlx5_core_dev *dev, u8 eqn) +{ + struct mlx5_destroy_eq_mbox_in in; + struct mlx5_destroy_eq_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DESTROY_EQ); + in.eqn = eqn; + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (!err) + goto ex; + + if (out.hdr.status) + err = mlx5_cmd_status_to_err(&out.hdr); + +ex: + return err; +} + +static struct mlx5_eqe *get_eqe(struct mlx5_eq *eq, u32 entry) +{ + return mlx5_buf_offset(&eq->buf, entry * MLX5_EQE_SIZE); +} + +static struct mlx5_eqe *next_eqe_sw(struct mlx5_eq *eq) +{ + struct mlx5_eqe *eqe = get_eqe(eq, eq->cons_index & (eq->nent - 1)); + + return ((eqe->owner & 1) ^ !!(eq->cons_index & eq->nent)) ? NULL : eqe; +} + +static const char *eqe_type_str(u8 type) +{ + switch (type) { + case MLX5_EVENT_TYPE_COMP: + return "MLX5_EVENT_TYPE_COMP"; + case MLX5_EVENT_TYPE_PATH_MIG: + return "MLX5_EVENT_TYPE_PATH_MIG"; + case MLX5_EVENT_TYPE_COMM_EST: + return "MLX5_EVENT_TYPE_COMM_EST"; + case MLX5_EVENT_TYPE_SQ_DRAINED: + return "MLX5_EVENT_TYPE_SQ_DRAINED"; + case MLX5_EVENT_TYPE_SRQ_LAST_WQE: + return "MLX5_EVENT_TYPE_SRQ_LAST_WQE"; + case MLX5_EVENT_TYPE_SRQ_RQ_LIMIT: + return "MLX5_EVENT_TYPE_SRQ_RQ_LIMIT"; + case MLX5_EVENT_TYPE_CQ_ERROR: + return "MLX5_EVENT_TYPE_CQ_ERROR"; + case MLX5_EVENT_TYPE_WQ_CATAS_ERROR: + return "MLX5_EVENT_TYPE_WQ_CATAS_ERROR"; + case MLX5_EVENT_TYPE_PATH_MIG_FAILED: + return "MLX5_EVENT_TYPE_PATH_MIG_FAILED"; + case MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR: + return "MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR"; + case MLX5_EVENT_TYPE_WQ_ACCESS_ERROR: + return "MLX5_EVENT_TYPE_WQ_ACCESS_ERROR"; + case MLX5_EVENT_TYPE_SRQ_CATAS_ERROR: + return "MLX5_EVENT_TYPE_SRQ_CATAS_ERROR"; + case MLX5_EVENT_TYPE_INTERNAL_ERROR: + return "MLX5_EVENT_TYPE_INTERNAL_ERROR"; + case MLX5_EVENT_TYPE_PORT_CHANGE: + return "MLX5_EVENT_TYPE_PORT_CHANGE"; + case MLX5_EVENT_TYPE_GPIO_EVENT: + return "MLX5_EVENT_TYPE_GPIO_EVENT"; + case MLX5_EVENT_TYPE_REMOTE_CONFIG: + return "MLX5_EVENT_TYPE_REMOTE_CONFIG"; + case MLX5_EVENT_TYPE_DB_BF_CONGESTION: + return "MLX5_EVENT_TYPE_DB_BF_CONGESTION"; + case MLX5_EVENT_TYPE_STALL_EVENT: + return "MLX5_EVENT_TYPE_STALL_EVENT"; + case MLX5_EVENT_TYPE_CMD: + return "MLX5_EVENT_TYPE_CMD"; + case MLX5_EVENT_TYPE_PAGE_REQUEST: + return "MLX5_EVENT_TYPE_PAGE_REQUEST"; + default: + return "Unrecognized event"; + } +} + +static enum mlx5_dev_event port_subtype_event(u8 subtype) +{ + switch (subtype) { + case MLX5_PORT_CHANGE_SUBTYPE_DOWN: + return MLX5_DEV_EVENT_PORT_DOWN; + case MLX5_PORT_CHANGE_SUBTYPE_ACTIVE: + return MLX5_DEV_EVENT_PORT_UP; + case MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED: + return MLX5_DEV_EVENT_PORT_INITIALIZED; + case MLX5_PORT_CHANGE_SUBTYPE_LID: + return MLX5_DEV_EVENT_LID_CHANGE; + case MLX5_PORT_CHANGE_SUBTYPE_PKEY: + return MLX5_DEV_EVENT_PKEY_CHANGE; + case MLX5_PORT_CHANGE_SUBTYPE_GUID: + return MLX5_DEV_EVENT_GUID_CHANGE; + case MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG: + return MLX5_DEV_EVENT_CLIENT_REREG; + } + return -1; +} + +static void eq_update_ci(struct mlx5_eq *eq, int arm) +{ + __be32 __iomem *addr = eq->doorbell + (arm ? 0 : 2); + u32 val = (eq->cons_index & 0xffffff) | (eq->eqn << 24); + __raw_writel((__force u32) cpu_to_be32(val), addr); + /* We still want ordering, just not swabbing, so add a barrier */ + mb(); +} + +static int mlx5_eq_int(struct mlx5_core_dev *dev, struct mlx5_eq *eq) +{ + struct mlx5_eqe *eqe; + int eqes_found = 0; + int set_ci = 0; + u32 cqn; + u32 srqn; + u8 port; + + while ((eqe = next_eqe_sw(eq))) { + /* + * Make sure we read EQ entry contents after we've + * checked the ownership bit. + */ + rmb(); + + mlx5_core_dbg(eq->dev, "eqn %d, eqe type %s\n", eq->eqn, eqe_type_str(eqe->type)); + switch (eqe->type) { + case MLX5_EVENT_TYPE_COMP: + cqn = be32_to_cpu(eqe->data.comp.cqn) & 0xffffff; + mlx5_cq_completion(dev, cqn); + break; + + case MLX5_EVENT_TYPE_PATH_MIG: + case MLX5_EVENT_TYPE_COMM_EST: + case MLX5_EVENT_TYPE_SQ_DRAINED: + case MLX5_EVENT_TYPE_SRQ_LAST_WQE: + case MLX5_EVENT_TYPE_WQ_CATAS_ERROR: + case MLX5_EVENT_TYPE_PATH_MIG_FAILED: + case MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR: + case MLX5_EVENT_TYPE_WQ_ACCESS_ERROR: + mlx5_core_dbg(dev, "event %s(%d) arrived\n", + eqe_type_str(eqe->type), eqe->type); + mlx5_qp_event(dev, be32_to_cpu(eqe->data.qp_srq.qp_srq_n) & 0xffffff, + eqe->type); + break; + + case MLX5_EVENT_TYPE_SRQ_RQ_LIMIT: + case MLX5_EVENT_TYPE_SRQ_CATAS_ERROR: + srqn = be32_to_cpu(eqe->data.qp_srq.qp_srq_n) & 0xffffff; + mlx5_core_dbg(dev, "SRQ event %s(%d): srqn 0x%x\n", + eqe_type_str(eqe->type), eqe->type, srqn); + mlx5_srq_event(dev, srqn, eqe->type); + break; + + case MLX5_EVENT_TYPE_CMD: + mlx5_cmd_comp_handler(dev, be32_to_cpu(eqe->data.cmd.vector)); + break; + + case MLX5_EVENT_TYPE_PORT_CHANGE: + port = (eqe->data.port.port >> 4) & 0xf; + switch (eqe->sub_type) { + case MLX5_PORT_CHANGE_SUBTYPE_DOWN: + case MLX5_PORT_CHANGE_SUBTYPE_ACTIVE: + case MLX5_PORT_CHANGE_SUBTYPE_LID: + case MLX5_PORT_CHANGE_SUBTYPE_PKEY: + case MLX5_PORT_CHANGE_SUBTYPE_GUID: + case MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG: + case MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED: + dev->event(dev, port_subtype_event(eqe->sub_type), &port); + break; + default: + mlx5_core_warn(dev, "Port event with unrecognized subtype: port %d, sub_type %d\n", + port, eqe->sub_type); + } + break; + case MLX5_EVENT_TYPE_CQ_ERROR: + cqn = be32_to_cpu(eqe->data.cq_err.cqn) & 0xffffff; + mlx5_core_warn(dev, "CQ error on CQN 0x%x, syndrom 0x%x\n", + cqn, eqe->data.cq_err.syndrome); + mlx5_cq_event(dev, cqn, eqe->type); + break; + + case MLX5_EVENT_TYPE_PAGE_REQUEST: + { + u16 func_id = be16_to_cpu(eqe->data.req_pages.func_id); + s16 npages = be16_to_cpu(eqe->data.req_pages.num_pages); + + mlx5_core_dbg(dev, "page request for func 0x%x, napges %d\n", func_id, npages); + mlx5_core_req_pages_handler(dev, func_id, npages); + } + break; + + + default: + mlx5_core_warn(dev, "Unhandled event 0x%x on EQ 0x%x\n", eqe->type, eq->eqn); + break; + } + + ++eq->cons_index; + eqes_found = 1; + ++set_ci; + + /* The HCA will think the queue has overflowed if we + * don't tell it we've been processing events. We + * create our EQs with MLX5_NUM_SPARE_EQE extra + * entries, so we must update our consumer index at + * least that often. + */ + if (unlikely(set_ci >= MLX5_NUM_SPARE_EQE)) { + eq_update_ci(eq, 0); + set_ci = 0; + } + } + + eq_update_ci(eq, 1); + + return eqes_found; +} + +static irqreturn_t mlx5_msix_handler(int irq, void *eq_ptr) +{ + struct mlx5_eq *eq = eq_ptr; + struct mlx5_core_dev *dev = eq->dev; + + mlx5_eq_int(dev, eq); + + /* MSI-X vectors always belong to us */ + return IRQ_HANDLED; +} + +static void init_eq_buf(struct mlx5_eq *eq) +{ + struct mlx5_eqe *eqe; + int i; + + for (i = 0; i < eq->nent; i++) { + eqe = get_eqe(eq, i); + eqe->owner = MLX5_EQE_OWNER_INIT_VAL; + } +} + +int mlx5_create_map_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq, u8 vecidx, + int nent, u64 mask, const char *name, struct mlx5_uar *uar) +{ + struct mlx5_eq_table *table = &dev->priv.eq_table; + struct mlx5_create_eq_mbox_in *in; + struct mlx5_create_eq_mbox_out out; + int err; + int inlen; + + eq->nent = roundup_pow_of_two(nent + MLX5_NUM_SPARE_EQE); + err = mlx5_buf_alloc(dev, eq->nent * MLX5_EQE_SIZE, 2 * PAGE_SIZE, + &eq->buf); + if (err) + return err; + + init_eq_buf(eq); + + inlen = sizeof(*in) + sizeof(in->pas[0]) * eq->buf.npages; + in = mlx5_vzalloc(inlen); + if (!in) { + err = -ENOMEM; + goto err_buf; + } + memset(&out, 0, sizeof(out)); + + mlx5_fill_page_array(&eq->buf, in->pas); + + in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_CREATE_EQ); + in->ctx.log_sz_usr_page = cpu_to_be32(ilog2(eq->nent) << 24 | uar->index); + in->ctx.intr = vecidx; + in->ctx.log_page_size = PAGE_SHIFT - 12; + in->events_mask = cpu_to_be64(mask); + + err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out)); + if (err) + goto err_in; + + if (out.hdr.status) { + err = mlx5_cmd_status_to_err(&out.hdr); + goto err_in; + } + + eq->eqn = out.eq_number; + err = request_irq(table->msix_arr[vecidx].vector, mlx5_msix_handler, 0, + name, eq); + if (err) + goto err_eq; + + eq->irqn = vecidx; + eq->dev = dev; + eq->doorbell = uar->map + MLX5_EQ_DOORBEL_OFFSET; + + err = mlx5_debug_eq_add(dev, eq); + if (err) + goto err_irq; + + /* EQs are created in ARMED state + */ + eq_update_ci(eq, 1); + + mlx5_vfree(in); + return 0; + +err_irq: + free_irq(table->msix_arr[vecidx].vector, eq); + +err_eq: + mlx5_cmd_destroy_eq(dev, eq->eqn); + +err_in: + mlx5_vfree(in); + +err_buf: + mlx5_buf_free(dev, &eq->buf); + return err; +} +EXPORT_SYMBOL_GPL(mlx5_create_map_eq); + +int mlx5_destroy_unmap_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq) +{ + struct mlx5_eq_table *table = &dev->priv.eq_table; + int err; + + mlx5_debug_eq_remove(dev, eq); + free_irq(table->msix_arr[eq->irqn].vector, eq); + err = mlx5_cmd_destroy_eq(dev, eq->eqn); + if (err) + mlx5_core_warn(dev, "failed to destroy a previously created eq: eqn %d\n", + eq->eqn); + mlx5_buf_free(dev, &eq->buf); + + return err; +} +EXPORT_SYMBOL_GPL(mlx5_destroy_unmap_eq); + +int mlx5_eq_init(struct mlx5_core_dev *dev) +{ + int err; + + spin_lock_init(&dev->priv.eq_table.lock); + + err = mlx5_eq_debugfs_init(dev); + + return err; +} + + +void mlx5_eq_cleanup(struct mlx5_core_dev *dev) +{ + mlx5_eq_debugfs_cleanup(dev); +} + +int mlx5_start_eqs(struct mlx5_core_dev *dev) +{ + struct mlx5_eq_table *table = &dev->priv.eq_table; + int err; + + err = mlx5_create_map_eq(dev, &table->cmd_eq, MLX5_EQ_VEC_CMD, + MLX5_NUM_CMD_EQE, 1ull << MLX5_EVENT_TYPE_CMD, + "mlx5_cmd_eq", &dev->priv.uuari.uars[0]); + if (err) { + mlx5_core_warn(dev, "failed to create cmd EQ %d\n", err); + return err; + } + + mlx5_cmd_use_events(dev); + + err = mlx5_create_map_eq(dev, &table->async_eq, MLX5_EQ_VEC_ASYNC, + MLX5_NUM_ASYNC_EQE, MLX5_ASYNC_EVENT_MASK, + "mlx5_async_eq", &dev->priv.uuari.uars[0]); + if (err) { + mlx5_core_warn(dev, "failed to create async EQ %d\n", err); + goto err1; + } + + err = mlx5_create_map_eq(dev, &table->pages_eq, + MLX5_EQ_VEC_PAGES, + dev->caps.max_vf + 1, + 1 << MLX5_EVENT_TYPE_PAGE_REQUEST, "mlx5_pages_eq", + &dev->priv.uuari.uars[0]); + if (err) { + mlx5_core_warn(dev, "failed to create pages EQ %d\n", err); + goto err2; + } + + return err; + +err2: + mlx5_destroy_unmap_eq(dev, &table->async_eq); + +err1: + mlx5_cmd_use_polling(dev); + mlx5_destroy_unmap_eq(dev, &table->cmd_eq); + return err; +} + +int mlx5_stop_eqs(struct mlx5_core_dev *dev) +{ + struct mlx5_eq_table *table = &dev->priv.eq_table; + int err; + + err = mlx5_destroy_unmap_eq(dev, &table->pages_eq); + if (err) + return err; + + mlx5_destroy_unmap_eq(dev, &table->async_eq); + mlx5_cmd_use_polling(dev); + + err = mlx5_destroy_unmap_eq(dev, &table->cmd_eq); + if (err) + mlx5_cmd_use_events(dev); + + return err; +} + +int mlx5_core_eq_query(struct mlx5_core_dev *dev, struct mlx5_eq *eq, + struct mlx5_query_eq_mbox_out *out, int outlen) +{ + struct mlx5_query_eq_mbox_in in; + int err; + + memset(&in, 0, sizeof(in)); + memset(out, 0, outlen); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_EQ); + in.eqn = eq->eqn; + err = mlx5_cmd_exec(dev, &in, sizeof(in), out, outlen); + if (err) + return err; + + if (out->hdr.status) + err = mlx5_cmd_status_to_err(&out->hdr); + + return err; +} +EXPORT_SYMBOL_GPL(mlx5_core_eq_query); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c new file mode 100644 index 0000000..72a5222 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c @@ -0,0 +1,185 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include "mlx5_core.h" + +int mlx5_cmd_query_adapter(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd_query_adapter_mbox_out *out; + struct mlx5_cmd_query_adapter_mbox_in in; + int err; + + out = kzalloc(sizeof(*out), GFP_KERNEL); + if (!out) + return -ENOMEM; + + memset(&in, 0, sizeof(in)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_ADAPTER); + err = mlx5_cmd_exec(dev, &in, sizeof(in), out, sizeof(*out)); + if (err) + goto out_out; + + if (out->hdr.status) { + err = mlx5_cmd_status_to_err(&out->hdr); + goto out_out; + } + + memcpy(dev->board_id, out->vsd_psid, sizeof(out->vsd_psid)); + +out_out: + kfree(out); + + return err; +} + +int mlx5_cmd_query_hca_cap(struct mlx5_core_dev *dev, + struct mlx5_caps *caps) +{ + struct mlx5_cmd_query_hca_cap_mbox_out *out; + struct mlx5_cmd_query_hca_cap_mbox_in in; + struct mlx5_query_special_ctxs_mbox_out ctx_out; + struct mlx5_query_special_ctxs_mbox_in ctx_in; + int err; + u16 t16; + + out = kzalloc(sizeof(*out), GFP_KERNEL); + if (!out) + return -ENOMEM; + + memset(&in, 0, sizeof(in)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_HCA_CAP); + in.hdr.opmod = cpu_to_be16(0x1); + err = mlx5_cmd_exec(dev, &in, sizeof(in), out, sizeof(*out)); + if (err) + goto out_out; + + if (out->hdr.status) { + err = mlx5_cmd_status_to_err(&out->hdr); + goto out_out; + } + + + caps->log_max_eq = out->hca_cap.log_max_eq & 0xf; + caps->max_cqes = 1 << out->hca_cap.log_max_cq_sz; + caps->max_wqes = 1 << out->hca_cap.log_max_qp_sz; + caps->max_sq_desc_sz = be16_to_cpu(out->hca_cap.max_desc_sz_sq); + caps->max_rq_desc_sz = be16_to_cpu(out->hca_cap.max_desc_sz_rq); + caps->flags = be64_to_cpu(out->hca_cap.flags); + caps->stat_rate_support = be16_to_cpu(out->hca_cap.stat_rate_support); + caps->log_max_msg = out->hca_cap.log_max_msg & 0x1f; + caps->num_ports = out->hca_cap.num_ports & 0xf; + caps->log_max_cq = out->hca_cap.log_max_cq & 0x1f; + if (caps->num_ports > MLX5_MAX_PORTS) { + mlx5_core_err(dev, "device has %d ports while the driver supports max %d ports\n", + caps->num_ports, MLX5_MAX_PORTS); + err = -EINVAL; + goto out_out; + } + caps->log_max_qp = out->hca_cap.log_max_qp & 0x1f; + caps->log_max_mkey = out->hca_cap.log_max_mkey & 0x3f; + caps->log_max_pd = out->hca_cap.log_max_pd & 0x1f; + caps->log_max_srq = out->hca_cap.log_max_srqs & 0x1f; + caps->local_ca_ack_delay = out->hca_cap.local_ca_ack_delay & 0x1f; + caps->log_max_mcg = out->hca_cap.log_max_mcg; + caps->max_qp_mcg = be16_to_cpu(out->hca_cap.max_qp_mcg); + caps->max_ra_res_qp = 1 << (out->hca_cap.log_max_ra_res_qp & 0x3f); + caps->max_ra_req_qp = 1 << (out->hca_cap.log_max_ra_req_qp & 0x3f); + caps->max_srq_wqes = 1 << out->hca_cap.log_max_srq_sz; + t16 = be16_to_cpu(out->hca_cap.bf_log_bf_reg_size); + if (t16 & 0x8000) { + caps->bf_reg_size = 1 << (t16 & 0x1f); + caps->bf_regs_per_page = MLX5_BF_REGS_PER_PAGE; + } else { + caps->bf_reg_size = 0; + caps->bf_regs_per_page = 0; + } + caps->min_page_sz = ~(u32)((1 << out->hca_cap.log_pg_sz) - 1); + + memset(&ctx_in, 0, sizeof(ctx_in)); + memset(&ctx_out, 0, sizeof(ctx_out)); + ctx_in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS); + err = mlx5_cmd_exec(dev, &ctx_in, sizeof(ctx_in), + &ctx_out, sizeof(ctx_out)); + if (err) + goto out_out; + + if (ctx_out.hdr.status) + err = mlx5_cmd_status_to_err(&ctx_out.hdr); + + caps->reserved_lkey = be32_to_cpu(ctx_out.reserved_lkey); + +out_out: + kfree(out); + + return err; +} + +int mlx5_cmd_init_hca(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd_init_hca_mbox_in in; + struct mlx5_cmd_init_hca_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_INIT_HCA); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + err = mlx5_cmd_status_to_err(&out.hdr); + + return err; +} + +int mlx5_cmd_teardown_hca(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd_teardown_hca_mbox_in in; + struct mlx5_cmd_teardown_hca_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_TEARDOWN_HCA); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + err = mlx5_cmd_status_to_err(&out.hdr); + + return err; +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c new file mode 100644 index 0000000..748f10a --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -0,0 +1,227 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include +#include "mlx5_core.h" + +enum { + MLX5_HEALTH_POLL_INTERVAL = 2 * HZ, + MAX_MISSES = 3, +}; + +enum { + MLX5_HEALTH_SYNDR_FW_ERR = 0x1, + MLX5_HEALTH_SYNDR_IRISC_ERR = 0x7, + MLX5_HEALTH_SYNDR_CRC_ERR = 0x9, + MLX5_HEALTH_SYNDR_FETCH_PCI_ERR = 0xa, + MLX5_HEALTH_SYNDR_HW_FTL_ERR = 0xb, + MLX5_HEALTH_SYNDR_ASYNC_EQ_OVERRUN_ERR = 0xc, + MLX5_HEALTH_SYNDR_EQ_ERR = 0xd, + MLX5_HEALTH_SYNDR_FFSER_ERR = 0xf, +}; + +static DEFINE_SPINLOCK(health_lock); + +static LIST_HEAD(health_list); +static struct work_struct health_work; + +static health_handler_t reg_handler; +int mlx5_register_health_report_handler(health_handler_t handler) +{ + spin_lock_irq(&health_lock); + if (reg_handler) { + spin_unlock_irq(&health_lock); + return -EEXIST; + } + reg_handler = handler; + spin_unlock_irq(&health_lock); + + return 0; +} +EXPORT_SYMBOL(mlx5_register_health_report_handler); + +void mlx5_unregister_health_report_handler(void) +{ + spin_lock_irq(&health_lock); + reg_handler = NULL; + spin_unlock_irq(&health_lock); +} +EXPORT_SYMBOL(mlx5_unregister_health_report_handler); + +static void health_care(struct work_struct *work) +{ + struct mlx5_core_health *health, *n; + struct mlx5_core_dev *dev; + struct mlx5_priv *priv; + LIST_HEAD(tlist); + + spin_lock_irq(&health_lock); + list_splice_init(&health_list, &tlist); + + spin_unlock_irq(&health_lock); + + list_for_each_entry_safe(health, n, &tlist, list) { + priv = container_of(health, struct mlx5_priv, health); + dev = container_of(priv, struct mlx5_core_dev, priv); + mlx5_core_warn(dev, "handling bad device here\n"); + spin_lock_irq(&health_lock); + if (reg_handler) + reg_handler(dev->pdev, health->health, + sizeof(health->health)); + + list_del_init(&health->list); + spin_unlock_irq(&health_lock); + } +} + +static const char *hsynd_str(u8 synd) +{ + switch (synd) { + case MLX5_HEALTH_SYNDR_FW_ERR: + return "firmware internal error"; + case MLX5_HEALTH_SYNDR_IRISC_ERR: + return "irisc not responding"; + case MLX5_HEALTH_SYNDR_CRC_ERR: + return "firmware CRC error"; + case MLX5_HEALTH_SYNDR_FETCH_PCI_ERR: + return "ICM fetch PCI error"; + case MLX5_HEALTH_SYNDR_HW_FTL_ERR: + return "HW fatal error\n"; + case MLX5_HEALTH_SYNDR_ASYNC_EQ_OVERRUN_ERR: + return "async EQ buffer overrun"; + case MLX5_HEALTH_SYNDR_EQ_ERR: + return "EQ error"; + case MLX5_HEALTH_SYNDR_FFSER_ERR: + return "FFSER error"; + default: + return "unrecognized error"; + } +} + +static u16 read_be16(__be16 __iomem *p) +{ + return swab16(readl((__force u16 __iomem *) p)); +} + +static u32 read_be32(__be32 __iomem *p) +{ + return swab32(readl((__force u32 __iomem *) p)); +} + +static void print_health_info(struct mlx5_core_dev *dev) +{ + struct mlx5_core_health *health = &dev->priv.health; + struct health_buffer __iomem *h = health->health; + int i; + + for (i = 0; i < ARRAY_SIZE(h->assert_var); i++) + pr_info("assert_var[%d] 0x%08x\n", i, read_be32(h->assert_var + i)); + + pr_info("assert_exit_ptr 0x%08x\n", read_be32(&h->assert_exit_ptr)); + pr_info("assert_callra 0x%08x\n", read_be32(&h->assert_callra)); + pr_info("fw_ver 0x%08x\n", read_be32(&h->fw_ver)); + pr_info("hw_id 0x%08x\n", read_be32(&h->hw_id)); + pr_info("irisc_index %d\n", readb(&h->irisc_index)); + pr_info("synd 0x%x: %s\n", readb(&h->synd), hsynd_str(readb(&h->synd))); + pr_info("ext_sync 0x%04x\n", read_be16(&h->ext_sync)); +} + +static void poll_health(unsigned long data) +{ + struct mlx5_core_dev *dev = (struct mlx5_core_dev *)data; + struct mlx5_core_health *health = &dev->priv.health; + unsigned long next; + u32 count; + + count = ioread32be(health->health_counter); + if (count == health->prev) + ++health->miss_counter; + else + health->miss_counter = 0; + + health->prev = count; + if (health->miss_counter == MAX_MISSES) { + mlx5_core_err(dev, "device's health compromised\n"); + print_health_info(dev); + spin_lock_irq(&health_lock); + list_add_tail(&health->list, &health_list); + spin_unlock_irq(&health_lock); + + queue_work(mlx5_core_wq, &health_work); + } else { + get_random_bytes(&next, sizeof(next)); + next %= HZ; + next += jiffies + MLX5_HEALTH_POLL_INTERVAL; + mod_timer(&health->timer, next); + } +} + +void mlx5_start_health_poll(struct mlx5_core_dev *dev) +{ + struct mlx5_core_health *health = &dev->priv.health; + + INIT_LIST_HEAD(&health->list); + init_timer(&health->timer); + health->health = &dev->iseg->health; + health->health_counter = &dev->iseg->health_counter; + + health->timer.data = (unsigned long)dev; + health->timer.function = poll_health; + health->timer.expires = round_jiffies(jiffies + MLX5_HEALTH_POLL_INTERVAL); + add_timer(&health->timer); +} + +void mlx5_stop_health_poll(struct mlx5_core_dev *dev) +{ + struct mlx5_core_health *health = &dev->priv.health; + + del_timer_sync(&health->timer); + + spin_lock_irq(&health_lock); + if (!list_empty(&health->list)) + list_del_init(&health->list); + spin_unlock_irq(&health_lock); +} + +void mlx5_health_cleanup(void) +{ +} + +void __init mlx5_health_init(void) +{ + INIT_WORK(&health_work, health_care); +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mad.c b/drivers/net/ethernet/mellanox/mlx5/core/mad.c new file mode 100644 index 0000000..18d6fd5 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/mad.c @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include "mlx5_core.h" + +int mlx5_core_mad_ifc(struct mlx5_core_dev *dev, void *inb, void *outb, + u16 opmod, int port) +{ + struct mlx5_mad_ifc_mbox_in *in = NULL; + struct mlx5_mad_ifc_mbox_out *out = NULL; + int err; + + in = kzalloc(sizeof(*in), GFP_KERNEL); + if (!in) + return -ENOMEM; + + out = kzalloc(sizeof(*out), GFP_KERNEL); + if (!out) { + err = -ENOMEM; + goto out; + } + + in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_MAD_IFC); + in->hdr.opmod = cpu_to_be16(opmod); + in->port = port; + + memcpy(in->data, inb, sizeof(in->data)); + + err = mlx5_cmd_exec(dev, in, sizeof(*in), out, sizeof(*out)); + if (err) + goto out; + + if (out->hdr.status) { + err = mlx5_cmd_status_to_err(&out->hdr); + goto out; + } + + memcpy(outb, out->data, sizeof(out->data)); + +out: + kfree(out); + kfree(in); + return err; +} +EXPORT_SYMBOL_GPL(mlx5_core_mad_ifc); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c new file mode 100644 index 0000000..12242de --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -0,0 +1,475 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "mlx5_core.h" + +#define DRIVER_NAME "mlx5_core" +#define DRIVER_VERSION "1.0" +#define DRIVER_RELDATE "June 2013" + +MODULE_AUTHOR("Eli Cohen "); +MODULE_DESCRIPTION("Mellanox ConnectX-IB HCA core library"); +MODULE_LICENSE("Dual BSD/GPL"); +MODULE_VERSION(DRIVER_VERSION); + +int mlx5_core_debug_mask; +module_param_named(debug_mask, mlx5_core_debug_mask, int, 0644); +MODULE_PARM_DESC(debug_mask, "debug mask: 1 = dump cmd data, 2 = dump cmd exec time, 3 = both. Default=0"); + +struct workqueue_struct *mlx5_core_wq; + +static int set_dma_caps(struct pci_dev *pdev) +{ + int err; + + err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64)); + if (err) { + dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask.\n"); + err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + if (err) { + dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n"); + return err; + } + } + + err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); + if (err) { + dev_warn(&pdev->dev, + "Warning: couldn't set 64-bit consistent PCI DMA mask.\n"); + err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); + if (err) { + dev_err(&pdev->dev, + "Can't set consistent PCI DMA mask, aborting.\n"); + return err; + } + } + + dma_set_max_seg_size(&pdev->dev, 2u * 1024 * 1024 * 1024); + return err; +} + +static int request_bar(struct pci_dev *pdev) +{ + int err = 0; + + if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { + dev_err(&pdev->dev, "Missing registers BAR, aborting.\n"); + return -ENODEV; + } + + err = pci_request_regions(pdev, DRIVER_NAME); + if (err) + dev_err(&pdev->dev, "Couldn't get PCI resources, aborting\n"); + + return err; +} + +static void release_bar(struct pci_dev *pdev) +{ + pci_release_regions(pdev); +} + +static int mlx5_enable_msix(struct mlx5_core_dev *dev) +{ + struct mlx5_eq_table *table = &dev->priv.eq_table; + int num_eqs = 1 << dev->caps.log_max_eq; + int nvec; + int err; + int i; + + nvec = dev->caps.num_ports * num_online_cpus() + MLX5_EQ_VEC_COMP_BASE; + nvec = min_t(int, nvec, num_eqs); + if (nvec <= MLX5_EQ_VEC_COMP_BASE) + return -ENOMEM; + + table->msix_arr = kzalloc(nvec * sizeof(*table->msix_arr), GFP_KERNEL); + if (!table->msix_arr) + return -ENOMEM; + + for (i = 0; i < nvec; i++) + table->msix_arr[i].entry = i; + +retry: + table->num_comp_vectors = nvec - MLX5_EQ_VEC_COMP_BASE; + err = pci_enable_msix(dev->pdev, table->msix_arr, nvec); + if (err <= 0) { + return err; + } else if (err > 2) { + nvec = err; + goto retry; + } + + mlx5_core_dbg(dev, "received %d MSI vectors out of %d requested\n", err, nvec); + + return 0; +} + +static void mlx5_disable_msix(struct mlx5_core_dev *dev) +{ + struct mlx5_eq_table *table = &dev->priv.eq_table; + + pci_disable_msix(dev->pdev); + kfree(table->msix_arr); +} + +struct mlx5_reg_host_endianess { + u8 he; + u8 rsvd[15]; +}; + +static int handle_hca_cap(struct mlx5_core_dev *dev) +{ + struct mlx5_cmd_query_hca_cap_mbox_out *query_out = NULL; + struct mlx5_cmd_set_hca_cap_mbox_in *set_ctx = NULL; + struct mlx5_cmd_query_hca_cap_mbox_in query_ctx; + struct mlx5_cmd_set_hca_cap_mbox_out set_out; + struct mlx5_profile *prof = dev->profile; + u64 flags; + int csum = 1; + int err; + + memset(&query_ctx, 0, sizeof(query_ctx)); + query_out = kzalloc(sizeof(*query_out), GFP_KERNEL); + if (!query_out) + return -ENOMEM; + + set_ctx = kzalloc(sizeof(*set_ctx), GFP_KERNEL); + if (!set_ctx) { + err = -ENOMEM; + goto query_ex; + } + + query_ctx.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_HCA_CAP); + query_ctx.hdr.opmod = cpu_to_be16(0x1); + err = mlx5_cmd_exec(dev, &query_ctx, sizeof(query_ctx), + query_out, sizeof(*query_out)); + if (err) + goto query_ex; + + err = mlx5_cmd_status_to_err(&query_out->hdr); + if (err) { + mlx5_core_warn(dev, "query hca cap failed, %d\n", err); + goto query_ex; + } + + memcpy(&set_ctx->hca_cap, &query_out->hca_cap, + sizeof(set_ctx->hca_cap)); + + if (prof->mask & MLX5_PROF_MASK_CMDIF_CSUM) { + csum = !!prof->cmdif_csum; + flags = be64_to_cpu(set_ctx->hca_cap.flags); + if (csum) + flags |= MLX5_DEV_CAP_FLAG_CMDIF_CSUM; + else + flags &= ~MLX5_DEV_CAP_FLAG_CMDIF_CSUM; + + set_ctx->hca_cap.flags = cpu_to_be64(flags); + } + + if (dev->profile->mask & MLX5_PROF_MASK_QP_SIZE) + set_ctx->hca_cap.log_max_qp = dev->profile->log_max_qp; + + memset(&set_out, 0, sizeof(set_out)); + set_ctx->hca_cap.log_uar_page_sz = cpu_to_be16(PAGE_SHIFT - 12); + set_ctx->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_SET_HCA_CAP); + err = mlx5_cmd_exec(dev, set_ctx, sizeof(*set_ctx), + &set_out, sizeof(set_out)); + if (err) { + mlx5_core_warn(dev, "set hca cap failed, %d\n", err); + goto query_ex; + } + + err = mlx5_cmd_status_to_err(&set_out.hdr); + if (err) + goto query_ex; + + if (!csum) + dev->cmd.checksum_disabled = 1; + +query_ex: + kfree(query_out); + kfree(set_ctx); + + return err; +} + +static int set_hca_ctrl(struct mlx5_core_dev *dev) +{ + struct mlx5_reg_host_endianess he_in; + struct mlx5_reg_host_endianess he_out; + int err; + + memset(&he_in, 0, sizeof(he_in)); + he_in.he = MLX5_SET_HOST_ENDIANNESS; + err = mlx5_core_access_reg(dev, &he_in, sizeof(he_in), + &he_out, sizeof(he_out), + MLX5_REG_HOST_ENDIANNESS, 0, 1); + return err; +} + +int mlx5_dev_init(struct mlx5_core_dev *dev, struct pci_dev *pdev) +{ + struct mlx5_priv *priv = &dev->priv; + int err; + + dev->pdev = pdev; + pci_set_drvdata(dev->pdev, dev); + strncpy(priv->name, dev_name(&pdev->dev), MLX5_MAX_NAME_LEN); + priv->name[MLX5_MAX_NAME_LEN - 1] = 0; + + mutex_init(&priv->pgdir_mutex); + INIT_LIST_HEAD(&priv->pgdir_list); + spin_lock_init(&priv->mkey_lock); + + priv->dbg_root = debugfs_create_dir(dev_name(&pdev->dev), mlx5_debugfs_root); + if (!priv->dbg_root) + return -ENOMEM; + + err = pci_enable_device(pdev); + if (err) { + dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); + goto err_dbg; + } + + err = request_bar(pdev); + if (err) { + dev_err(&pdev->dev, "error requesting BARs, aborting.\n"); + goto err_disable; + } + + pci_set_master(pdev); + + err = set_dma_caps(pdev); + if (err) { + dev_err(&pdev->dev, "Failed setting DMA capabilities mask, aborting\n"); + goto err_clr_master; + } + + dev->iseg_base = pci_resource_start(dev->pdev, 0); + dev->iseg = ioremap(dev->iseg_base, sizeof(*dev->iseg)); + if (!dev->iseg) { + err = -ENOMEM; + dev_err(&pdev->dev, "Failed mapping initialization segment, aborting\n"); + goto err_clr_master; + } + dev_info(&pdev->dev, "firmware version: %d.%d.%d\n", fw_rev_maj(dev), + fw_rev_min(dev), fw_rev_sub(dev)); + + err = mlx5_cmd_init(dev); + if (err) { + dev_err(&pdev->dev, "Failed initializing command interface, aborting\n"); + goto err_unmap; + } + + mlx5_pagealloc_init(dev); + err = set_hca_ctrl(dev); + if (err) { + dev_err(&pdev->dev, "set_hca_ctrl failed\n"); + goto err_pagealloc_cleanup; + } + + err = handle_hca_cap(dev); + if (err) { + dev_err(&pdev->dev, "handle_hca_cap failed\n"); + goto err_pagealloc_cleanup; + } + + err = mlx5_satisfy_startup_pages(dev); + if (err) { + dev_err(&pdev->dev, "failed to allocate startup pages\n"); + goto err_pagealloc_cleanup; + } + + err = mlx5_pagealloc_start(dev); + if (err) { + dev_err(&pdev->dev, "mlx5_pagealloc_start failed\n"); + goto err_reclaim_pages; + } + + err = mlx5_cmd_init_hca(dev); + if (err) { + dev_err(&pdev->dev, "init hca failed\n"); + goto err_pagealloc_stop; + } + + mlx5_start_health_poll(dev); + + err = mlx5_cmd_query_hca_cap(dev, &dev->caps); + if (err) { + dev_err(&pdev->dev, "query hca failed\n"); + goto err_stop_poll; + } + + err = mlx5_cmd_query_adapter(dev); + if (err) { + dev_err(&pdev->dev, "query adapter failed\n"); + goto err_stop_poll; + } + + err = mlx5_enable_msix(dev); + if (err) { + dev_err(&pdev->dev, "enable msix failed\n"); + goto err_stop_poll; + } + + err = mlx5_eq_init(dev); + if (err) { + dev_err(&pdev->dev, "failed to initialize eq\n"); + goto disable_msix; + } + + err = mlx5_alloc_uuars(dev, &priv->uuari); + if (err) { + dev_err(&pdev->dev, "Failed allocating uar, aborting\n"); + goto err_eq_cleanup; + } + + err = mlx5_start_eqs(dev); + if (err) { + dev_err(&pdev->dev, "Failed to start pages and async EQs\n"); + goto err_free_uar; + } + + MLX5_INIT_DOORBELL_LOCK(&priv->cq_uar_lock); + + mlx5_init_cq_table(dev); + mlx5_init_qp_table(dev); + mlx5_init_srq_table(dev); + + return 0; + +err_free_uar: + mlx5_free_uuars(dev, &priv->uuari); + +err_eq_cleanup: + mlx5_eq_cleanup(dev); + +disable_msix: + mlx5_disable_msix(dev); + +err_stop_poll: + mlx5_stop_health_poll(dev); + mlx5_cmd_teardown_hca(dev); + +err_pagealloc_stop: + mlx5_pagealloc_stop(dev); + +err_reclaim_pages: + mlx5_reclaim_startup_pages(dev); + +err_pagealloc_cleanup: + mlx5_pagealloc_cleanup(dev); + mlx5_cmd_cleanup(dev); + +err_unmap: + iounmap(dev->iseg); + +err_clr_master: + pci_clear_master(dev->pdev); + release_bar(dev->pdev); + +err_disable: + pci_disable_device(dev->pdev); + +err_dbg: + debugfs_remove(priv->dbg_root); + return err; +} +EXPORT_SYMBOL(mlx5_dev_init); + +void mlx5_dev_cleanup(struct mlx5_core_dev *dev) +{ + struct mlx5_priv *priv = &dev->priv; + + mlx5_cleanup_srq_table(dev); + mlx5_cleanup_qp_table(dev); + mlx5_cleanup_cq_table(dev); + mlx5_stop_eqs(dev); + mlx5_free_uuars(dev, &priv->uuari); + mlx5_eq_cleanup(dev); + mlx5_disable_msix(dev); + mlx5_stop_health_poll(dev); + mlx5_cmd_teardown_hca(dev); + mlx5_pagealloc_stop(dev); + mlx5_reclaim_startup_pages(dev); + mlx5_pagealloc_cleanup(dev); + mlx5_cmd_cleanup(dev); + iounmap(dev->iseg); + pci_clear_master(dev->pdev); + release_bar(dev->pdev); + pci_disable_device(dev->pdev); + debugfs_remove(priv->dbg_root); +} +EXPORT_SYMBOL(mlx5_dev_cleanup); + +static int __init init(void) +{ + int err; + + mlx5_register_debugfs(); + mlx5_core_wq = create_singlethread_workqueue("mlx5_core_wq"); + if (!mlx5_core_wq) { + err = -ENOMEM; + goto err_debug; + } + mlx5_health_init(); + + return 0; + + mlx5_health_cleanup(); +err_debug: + mlx5_unregister_debugfs(); + return err; +} + +static void __exit cleanup(void) +{ + mlx5_health_cleanup(); + destroy_workqueue(mlx5_core_wq); + mlx5_unregister_debugfs(); +} + +module_init(init); +module_exit(cleanup); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mcg.c b/drivers/net/ethernet/mellanox/mlx5/core/mcg.c new file mode 100644 index 0000000..4483764 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/mcg.c @@ -0,0 +1,106 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include "mlx5_core.h" + +struct mlx5_attach_mcg_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 qpn; + __be32 rsvd; + u8 gid[16]; +}; + +struct mlx5_attach_mcg_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvf[8]; +}; + +struct mlx5_detach_mcg_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 qpn; + __be32 rsvd; + u8 gid[16]; +}; + +struct mlx5_detach_mcg_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvf[8]; +}; + +int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn) +{ + struct mlx5_attach_mcg_mbox_in in; + struct mlx5_attach_mcg_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_ATTACH_TO_MCG); + memcpy(in.gid, mgid, sizeof(*mgid)); + in.qpn = cpu_to_be32(qpn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + err = mlx5_cmd_status_to_err(&out.hdr); + + return err; +} +EXPORT_SYMBOL(mlx5_core_attach_mcg); + +int mlx5_core_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn) +{ + struct mlx5_detach_mcg_mbox_in in; + struct mlx5_detach_mcg_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DETACH_FROM_MCG); + memcpy(in.gid, mgid, sizeof(*mgid)); + in.qpn = cpu_to_be32(qpn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + err = mlx5_cmd_status_to_err(&out.hdr); + + return err; +} +EXPORT_SYMBOL(mlx5_core_detach_mcg); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h new file mode 100644 index 0000000..68b74e1 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -0,0 +1,73 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef __MLX5_CORE_H__ +#define __MLX5_CORE_H__ + +#include +#include +#include + +extern int mlx5_core_debug_mask; + +#define mlx5_core_dbg(dev, format, arg...) \ +pr_debug("%s:%s:%d:(pid %d): " format, (dev)->priv.name, __func__, __LINE__, \ + current->pid, ##arg) + +#define mlx5_core_dbg_mask(dev, mask, format, arg...) \ +do { \ + if ((mask) & mlx5_core_debug_mask) \ + pr_debug("%s:%s:%d:(pid %d): " format, (dev)->priv.name, \ + __func__, __LINE__, current->pid, ##arg); \ +} while (0) + +#define mlx5_core_err(dev, format, arg...) \ +pr_err("%s:%s:%d:(pid %d): " format, (dev)->priv.name, __func__, __LINE__, \ + current->pid, ##arg) + +#define mlx5_core_warn(dev, format, arg...) \ +pr_warn("%s:%s:%d:(pid %d): " format, (dev)->priv.name, __func__, __LINE__, \ + current->pid, ##arg) + +enum { + MLX5_CMD_DATA, /* print command payload only */ + MLX5_CMD_TIME, /* print command execution time */ +}; + + +int mlx5_cmd_query_hca_cap(struct mlx5_core_dev *dev, + struct mlx5_caps *caps); +int mlx5_cmd_query_adapter(struct mlx5_core_dev *dev); +int mlx5_cmd_init_hca(struct mlx5_core_dev *dev); +int mlx5_cmd_teardown_hca(struct mlx5_core_dev *dev); + +#endif /* __MLX5_CORE_H__ */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mr.c b/drivers/net/ethernet/mellanox/mlx5/core/mr.c new file mode 100644 index 0000000..5b44e2e --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/mr.c @@ -0,0 +1,136 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include "mlx5_core.h" + +int mlx5_core_create_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr, + struct mlx5_create_mkey_mbox_in *in, int inlen) +{ + struct mlx5_create_mkey_mbox_out out; + int err; + u8 key; + + memset(&out, 0, sizeof(out)); + spin_lock(&dev->priv.mkey_lock); + key = dev->priv.mkey_key++; + spin_unlock(&dev->priv.mkey_lock); + in->seg.qpn_mkey7_0 |= cpu_to_be32(key); + in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_CREATE_MKEY); + err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out)); + if (err) { + mlx5_core_dbg(dev, "cmd exec faile %d\n", err); + return err; + } + + if (out.hdr.status) { + mlx5_core_dbg(dev, "status %d\n", out.hdr.status); + return mlx5_cmd_status_to_err(&out.hdr); + } + + mr->key = mlx5_idx_to_mkey(be32_to_cpu(out.mkey) & 0xffffff) | key; + mlx5_core_dbg(dev, "out 0x%x, key 0x%x, mkey 0x%x\n", be32_to_cpu(out.mkey), key, mr->key); + + return err; +} +EXPORT_SYMBOL(mlx5_core_create_mkey); + +int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr) +{ + struct mlx5_destroy_mkey_mbox_in in; + struct mlx5_destroy_mkey_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DESTROY_MKEY); + in.mkey = cpu_to_be32(mlx5_mkey_to_idx(mr->key)); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + return err; +} +EXPORT_SYMBOL(mlx5_core_destroy_mkey); + +int mlx5_core_query_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr, + struct mlx5_query_mkey_mbox_out *out, int outlen) +{ + struct mlx5_destroy_mkey_mbox_in in; + int err; + + memset(&in, 0, sizeof(in)); + memset(out, 0, outlen); + + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_MKEY); + in.mkey = cpu_to_be32(mlx5_mkey_to_idx(mr->key)); + err = mlx5_cmd_exec(dev, &in, sizeof(in), out, outlen); + if (err) + return err; + + if (out->hdr.status) + return mlx5_cmd_status_to_err(&out->hdr); + + return err; +} +EXPORT_SYMBOL(mlx5_core_query_mkey); + +int mlx5_core_dump_fill_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr, + u32 *mkey) +{ + struct mlx5_query_special_ctxs_mbox_in in; + struct mlx5_query_special_ctxs_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + *mkey = be32_to_cpu(out.dump_fill_mkey); + + return err; +} +EXPORT_SYMBOL(mlx5_core_dump_fill_mkey); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c new file mode 100644 index 0000000..f0bf463 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c @@ -0,0 +1,435 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include "mlx5_core.h" + +enum { + MLX5_PAGES_CANT_GIVE = 0, + MLX5_PAGES_GIVE = 1, + MLX5_PAGES_TAKE = 2 +}; + +struct mlx5_pages_req { + struct mlx5_core_dev *dev; + u32 func_id; + s16 npages; + struct work_struct work; +}; + +struct fw_page { + struct rb_node rb_node; + u64 addr; + struct page *page; + u16 func_id; +}; + +struct mlx5_query_pages_inbox { + struct mlx5_inbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_query_pages_outbox { + struct mlx5_outbox_hdr hdr; + u8 reserved[2]; + __be16 func_id; + __be16 init_pages; + __be16 num_pages; +}; + +struct mlx5_manage_pages_inbox { + struct mlx5_inbox_hdr hdr; + __be16 rsvd0; + __be16 func_id; + __be16 rsvd1; + __be16 num_entries; + u8 rsvd2[16]; + __be64 pas[0]; +}; + +struct mlx5_manage_pages_outbox { + struct mlx5_outbox_hdr hdr; + u8 rsvd0[2]; + __be16 num_entries; + u8 rsvd1[20]; + __be64 pas[0]; +}; + +static int insert_page(struct mlx5_core_dev *dev, u64 addr, struct page *page, u16 func_id) +{ + struct rb_root *root = &dev->priv.page_root; + struct rb_node **new = &root->rb_node; + struct rb_node *parent = NULL; + struct fw_page *nfp; + struct fw_page *tfp; + + while (*new) { + parent = *new; + tfp = rb_entry(parent, struct fw_page, rb_node); + if (tfp->addr < addr) + new = &parent->rb_left; + else if (tfp->addr > addr) + new = &parent->rb_right; + else + return -EEXIST; + } + + nfp = kmalloc(sizeof(*nfp), GFP_KERNEL); + if (!nfp) + return -ENOMEM; + + nfp->addr = addr; + nfp->page = page; + nfp->func_id = func_id; + + rb_link_node(&nfp->rb_node, parent, new); + rb_insert_color(&nfp->rb_node, root); + + return 0; +} + +static struct page *remove_page(struct mlx5_core_dev *dev, u64 addr) +{ + struct rb_root *root = &dev->priv.page_root; + struct rb_node *tmp = root->rb_node; + struct page *result = NULL; + struct fw_page *tfp; + + while (tmp) { + tfp = rb_entry(tmp, struct fw_page, rb_node); + if (tfp->addr < addr) { + tmp = tmp->rb_left; + } else if (tfp->addr > addr) { + tmp = tmp->rb_right; + } else { + rb_erase(&tfp->rb_node, root); + result = tfp->page; + kfree(tfp); + break; + } + } + + return result; +} + +static int mlx5_cmd_query_pages(struct mlx5_core_dev *dev, u16 *func_id, + s16 *pages, s16 *init_pages) +{ + struct mlx5_query_pages_inbox in; + struct mlx5_query_pages_outbox out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_PAGES); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + if (pages) + *pages = be16_to_cpu(out.num_pages); + if (init_pages) + *init_pages = be16_to_cpu(out.init_pages); + *func_id = be16_to_cpu(out.func_id); + + return err; +} + +static int give_pages(struct mlx5_core_dev *dev, u16 func_id, int npages, + int notify_fail) +{ + struct mlx5_manage_pages_inbox *in; + struct mlx5_manage_pages_outbox out; + struct page *page; + int inlen; + u64 addr; + int err; + int i; + + inlen = sizeof(*in) + npages * sizeof(in->pas[0]); + in = mlx5_vzalloc(inlen); + if (!in) { + mlx5_core_warn(dev, "vzalloc failed %d\n", inlen); + return -ENOMEM; + } + memset(&out, 0, sizeof(out)); + + for (i = 0; i < npages; i++) { + page = alloc_page(GFP_HIGHUSER); + if (!page) { + err = -ENOMEM; + mlx5_core_warn(dev, "failed to allocate page\n"); + goto out_alloc; + } + addr = dma_map_page(&dev->pdev->dev, page, 0, + PAGE_SIZE, DMA_BIDIRECTIONAL); + if (dma_mapping_error(&dev->pdev->dev, addr)) { + mlx5_core_warn(dev, "failed dma mapping page\n"); + __free_page(page); + err = -ENOMEM; + goto out_alloc; + } + err = insert_page(dev, addr, page, func_id); + if (err) { + mlx5_core_err(dev, "failed to track allocated page\n"); + dma_unmap_page(&dev->pdev->dev, addr, PAGE_SIZE, DMA_BIDIRECTIONAL); + __free_page(page); + err = -ENOMEM; + goto out_alloc; + } + in->pas[i] = cpu_to_be64(addr); + } + + in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_MANAGE_PAGES); + in->hdr.opmod = cpu_to_be16(MLX5_PAGES_GIVE); + in->func_id = cpu_to_be16(func_id); + in->num_entries = cpu_to_be16(npages); + err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out)); + mlx5_core_dbg(dev, "err %d\n", err); + if (err) { + mlx5_core_warn(dev, "func_id 0x%x, npages %d, err %d\n", func_id, npages, err); + goto out_alloc; + } + dev->priv.fw_pages += npages; + + if (out.hdr.status) { + err = mlx5_cmd_status_to_err(&out.hdr); + if (err) { + mlx5_core_warn(dev, "func_id 0x%x, npages %d, status %d\n", func_id, npages, out.hdr.status); + goto out_alloc; + } + } + + mlx5_core_dbg(dev, "err %d\n", err); + + goto out_free; + +out_alloc: + if (notify_fail) { + memset(in, 0, inlen); + memset(&out, 0, sizeof(out)); + in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_MANAGE_PAGES); + in->hdr.opmod = cpu_to_be16(MLX5_PAGES_CANT_GIVE); + if (mlx5_cmd_exec(dev, in, sizeof(*in), &out, sizeof(out))) + mlx5_core_warn(dev, "\n"); + } + for (i--; i >= 0; i--) { + addr = be64_to_cpu(in->pas[i]); + page = remove_page(dev, addr); + if (!page) { + mlx5_core_err(dev, "BUG: can't remove page at addr 0x%llx\n", + addr); + continue; + } + dma_unmap_page(&dev->pdev->dev, addr, PAGE_SIZE, DMA_BIDIRECTIONAL); + __free_page(page); + } + +out_free: + mlx5_vfree(in); + return err; +} + +static int reclaim_pages(struct mlx5_core_dev *dev, u32 func_id, int npages, + int *nclaimed) +{ + struct mlx5_manage_pages_inbox in; + struct mlx5_manage_pages_outbox *out; + struct page *page; + int num_claimed; + int outlen; + u64 addr; + int err; + int i; + + memset(&in, 0, sizeof(in)); + outlen = sizeof(*out) + npages * sizeof(out->pas[0]); + out = mlx5_vzalloc(outlen); + if (!out) + return -ENOMEM; + + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_MANAGE_PAGES); + in.hdr.opmod = cpu_to_be16(MLX5_PAGES_TAKE); + in.func_id = cpu_to_be16(func_id); + in.num_entries = cpu_to_be16(npages); + mlx5_core_dbg(dev, "npages %d, outlen %d\n", npages, outlen); + err = mlx5_cmd_exec(dev, &in, sizeof(in), out, outlen); + if (err) { + mlx5_core_err(dev, "failed recliaming pages\n"); + goto out_free; + } + dev->priv.fw_pages -= npages; + + if (out->hdr.status) { + err = mlx5_cmd_status_to_err(&out->hdr); + goto out_free; + } + + num_claimed = be16_to_cpu(out->num_entries); + if (nclaimed) + *nclaimed = num_claimed; + + for (i = 0; i < num_claimed; i++) { + addr = be64_to_cpu(out->pas[i]); + page = remove_page(dev, addr); + if (!page) { + mlx5_core_warn(dev, "FW reported unknown DMA address 0x%llx\n", addr); + } else { + dma_unmap_page(&dev->pdev->dev, addr, PAGE_SIZE, DMA_BIDIRECTIONAL); + __free_page(page); + } + } + +out_free: + mlx5_vfree(out); + return err; +} + +static void pages_work_handler(struct work_struct *work) +{ + struct mlx5_pages_req *req = container_of(work, struct mlx5_pages_req, work); + struct mlx5_core_dev *dev = req->dev; + int err = 0; + + if (req->npages < 0) + err = reclaim_pages(dev, req->func_id, -1 * req->npages, NULL); + else if (req->npages > 0) + err = give_pages(dev, req->func_id, req->npages, 1); + + if (err) + mlx5_core_warn(dev, "%s fail %d\n", req->npages < 0 ? + "reclaim" : "give", err); + + kfree(req); +} + +void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id, + s16 npages) +{ + struct mlx5_pages_req *req; + + req = kzalloc(sizeof(*req), GFP_ATOMIC); + if (!req) { + mlx5_core_warn(dev, "failed to allocate pages request\n"); + return; + } + + req->dev = dev; + req->func_id = func_id; + req->npages = npages; + INIT_WORK(&req->work, pages_work_handler); + queue_work(dev->priv.pg_wq, &req->work); +} + +int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev) +{ + s16 uninitialized_var(init_pages); + u16 uninitialized_var(func_id); + int err; + + err = mlx5_cmd_query_pages(dev, &func_id, NULL, &init_pages); + if (err) + return err; + + mlx5_core_dbg(dev, "requested %d init pages for func_id 0x%x\n", init_pages, func_id); + + return give_pages(dev, func_id, init_pages, 0); +} + +static int optimal_reclaimed_pages(void) +{ + struct mlx5_cmd_prot_block *block; + struct mlx5_cmd_layout *lay; + int ret; + + ret = (sizeof(lay->in) + sizeof(block->data) - + sizeof(struct mlx5_manage_pages_outbox)) / 8; + + return ret; +} + +int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev) +{ + unsigned long end = jiffies + msecs_to_jiffies(5000); + struct fw_page *fwp; + struct rb_node *p; + int err; + + do { + p = rb_first(&dev->priv.page_root); + if (p) { + fwp = rb_entry(p, struct fw_page, rb_node); + err = reclaim_pages(dev, fwp->func_id, optimal_reclaimed_pages(), NULL); + if (err) { + mlx5_core_warn(dev, "failed reclaiming pages (%d)\n", err); + return err; + } + } + if (time_after(jiffies, end)) { + mlx5_core_warn(dev, "FW did not return all pages. giving up...\n"); + break; + } + } while (p); + + return 0; +} + +void mlx5_pagealloc_init(struct mlx5_core_dev *dev) +{ + dev->priv.page_root = RB_ROOT; +} + +void mlx5_pagealloc_cleanup(struct mlx5_core_dev *dev) +{ + /* nothing */ +} + +int mlx5_pagealloc_start(struct mlx5_core_dev *dev) +{ + dev->priv.pg_wq = create_singlethread_workqueue("mlx5_page_allocator"); + if (!dev->priv.pg_wq) + return -ENOMEM; + + return 0; +} + +void mlx5_pagealloc_stop(struct mlx5_core_dev *dev) +{ + destroy_workqueue(dev->priv.pg_wq); +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pd.c b/drivers/net/ethernet/mellanox/mlx5/core/pd.c new file mode 100644 index 0000000..790da5c --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/pd.c @@ -0,0 +1,101 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include "mlx5_core.h" + +struct mlx5_alloc_pd_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_alloc_pd_mbox_out { + struct mlx5_outbox_hdr hdr; + __be32 pdn; + u8 rsvd[4]; +}; + +struct mlx5_dealloc_pd_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 pdn; + u8 rsvd[4]; +}; + +struct mlx5_dealloc_pd_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +int mlx5_core_alloc_pd(struct mlx5_core_dev *dev, u32 *pdn) +{ + struct mlx5_alloc_pd_mbox_in in; + struct mlx5_alloc_pd_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_ALLOC_PD); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + *pdn = be32_to_cpu(out.pdn) & 0xffffff; + return err; +} +EXPORT_SYMBOL(mlx5_core_alloc_pd); + +int mlx5_core_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn) +{ + struct mlx5_dealloc_pd_mbox_in in; + struct mlx5_dealloc_pd_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DEALLOC_PD); + in.pdn = cpu_to_be32(pdn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + return err; +} +EXPORT_SYMBOL(mlx5_core_dealloc_pd); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/port.c b/drivers/net/ethernet/mellanox/mlx5/core/port.c new file mode 100644 index 0000000..f6afe7b --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/port.c @@ -0,0 +1,104 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include "mlx5_core.h" + +int mlx5_core_access_reg(struct mlx5_core_dev *dev, void *data_in, + int size_in, void *data_out, int size_out, + u16 reg_num, int arg, int write) +{ + struct mlx5_access_reg_mbox_in *in = NULL; + struct mlx5_access_reg_mbox_out *out = NULL; + int err = -ENOMEM; + + in = mlx5_vzalloc(sizeof(*in) + size_in); + if (!in) + return -ENOMEM; + + out = mlx5_vzalloc(sizeof(*out) + size_out); + if (!out) + goto ex1; + + memcpy(in->data, data_in, size_in); + in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_ACCESS_REG); + in->hdr.opmod = cpu_to_be16(!write); + in->arg = cpu_to_be32(arg); + in->register_id = cpu_to_be16(reg_num); + err = mlx5_cmd_exec(dev, in, sizeof(*in) + size_in, out, + sizeof(out) + size_out); + if (err) + goto ex2; + + if (out->hdr.status) + err = mlx5_cmd_status_to_err(&out->hdr); + + if (!err) + memcpy(data_out, out->data, size_out); + +ex2: + mlx5_vfree(out); +ex1: + mlx5_vfree(in); + return err; +} +EXPORT_SYMBOL_GPL(mlx5_core_access_reg); + + +struct mlx5_reg_pcap { + u8 rsvd0; + u8 port_num; + u8 rsvd1[2]; + __be32 caps_127_96; + __be32 caps_95_64; + __be32 caps_63_32; + __be32 caps_31_0; +}; + +int mlx5_set_port_caps(struct mlx5_core_dev *dev, int port_num, u32 caps) +{ + struct mlx5_reg_pcap in; + struct mlx5_reg_pcap out; + int err; + + memset(&in, 0, sizeof(in)); + in.caps_127_96 = cpu_to_be32(caps); + in.port_num = port_num; + + err = mlx5_core_access_reg(dev, &in, sizeof(in), &out, + sizeof(out), MLX5_REG_PCAP, 0, 1); + + return err; +} +EXPORT_SYMBOL_GPL(mlx5_set_port_caps); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c new file mode 100644 index 0000000..54faf8b --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c @@ -0,0 +1,301 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + + +#include +#include +#include +#include +#include + +#include "mlx5_core.h" + +void mlx5_qp_event(struct mlx5_core_dev *dev, u32 qpn, int event_type) +{ + struct mlx5_qp_table *table = &dev->priv.qp_table; + struct mlx5_core_qp *qp; + + spin_lock(&table->lock); + + qp = radix_tree_lookup(&table->tree, qpn); + if (qp) + atomic_inc(&qp->refcount); + + spin_unlock(&table->lock); + + if (!qp) { + mlx5_core_warn(dev, "Async event for bogus QP 0x%x\n", qpn); + return; + } + + qp->event(qp, event_type); + + if (atomic_dec_and_test(&qp->refcount)) + complete(&qp->free); +} + +int mlx5_core_create_qp(struct mlx5_core_dev *dev, + struct mlx5_core_qp *qp, + struct mlx5_create_qp_mbox_in *in, + int inlen) +{ + struct mlx5_qp_table *table = &dev->priv.qp_table; + struct mlx5_create_qp_mbox_out out; + struct mlx5_destroy_qp_mbox_in din; + struct mlx5_destroy_qp_mbox_out dout; + int err; + + memset(&dout, 0, sizeof(dout)); + in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_CREATE_QP); + + err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out)); + if (err) { + mlx5_core_warn(dev, "ret %d", err); + return err; + } + + if (out.hdr.status) { + pr_warn("current num of QPs 0x%x\n", atomic_read(&dev->num_qps)); + return mlx5_cmd_status_to_err(&out.hdr); + } + + qp->qpn = be32_to_cpu(out.qpn) & 0xffffff; + mlx5_core_dbg(dev, "qpn = 0x%x\n", qp->qpn); + + spin_lock_irq(&table->lock); + err = radix_tree_insert(&table->tree, qp->qpn, qp); + spin_unlock_irq(&table->lock); + if (err) { + mlx5_core_warn(dev, "err %d", err); + goto err_cmd; + } + + err = mlx5_debug_qp_add(dev, qp); + if (err) + mlx5_core_dbg(dev, "failed adding QP 0x%x to debug file system\n", + qp->qpn); + + qp->pid = current->pid; + atomic_set(&qp->refcount, 1); + atomic_inc(&dev->num_qps); + init_completion(&qp->free); + + return 0; + +err_cmd: + memset(&din, 0, sizeof(din)); + memset(&dout, 0, sizeof(dout)); + din.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DESTROY_QP); + din.qpn = cpu_to_be32(qp->qpn); + mlx5_cmd_exec(dev, &din, sizeof(din), &out, sizeof(dout)); + + return err; +} +EXPORT_SYMBOL_GPL(mlx5_core_create_qp); + +int mlx5_core_destroy_qp(struct mlx5_core_dev *dev, + struct mlx5_core_qp *qp) +{ + struct mlx5_destroy_qp_mbox_in in; + struct mlx5_destroy_qp_mbox_out out; + struct mlx5_qp_table *table = &dev->priv.qp_table; + unsigned long flags; + int err; + + mlx5_debug_qp_remove(dev, qp); + + spin_lock_irqsave(&table->lock, flags); + radix_tree_delete(&table->tree, qp->qpn); + spin_unlock_irqrestore(&table->lock, flags); + + if (atomic_dec_and_test(&qp->refcount)) + complete(&qp->free); + wait_for_completion(&qp->free); + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DESTROY_QP); + in.qpn = cpu_to_be32(qp->qpn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + atomic_dec(&dev->num_qps); + return 0; +} +EXPORT_SYMBOL_GPL(mlx5_core_destroy_qp); + +int mlx5_core_qp_modify(struct mlx5_core_dev *dev, enum mlx5_qp_state cur_state, + enum mlx5_qp_state new_state, + struct mlx5_modify_qp_mbox_in *in, int sqd_event, + struct mlx5_core_qp *qp) +{ + static const u16 optab[MLX5_QP_NUM_STATE][MLX5_QP_NUM_STATE] = { + [MLX5_QP_STATE_RST] = { + [MLX5_QP_STATE_RST] = MLX5_CMD_OP_2RST_QP, + [MLX5_QP_STATE_ERR] = MLX5_CMD_OP_2ERR_QP, + [MLX5_QP_STATE_INIT] = MLX5_CMD_OP_RST2INIT_QP, + }, + [MLX5_QP_STATE_INIT] = { + [MLX5_QP_STATE_RST] = MLX5_CMD_OP_2RST_QP, + [MLX5_QP_STATE_ERR] = MLX5_CMD_OP_2ERR_QP, + [MLX5_QP_STATE_INIT] = MLX5_CMD_OP_INIT2INIT_QP, + [MLX5_QP_STATE_RTR] = MLX5_CMD_OP_INIT2RTR_QP, + }, + [MLX5_QP_STATE_RTR] = { + [MLX5_QP_STATE_RST] = MLX5_CMD_OP_2RST_QP, + [MLX5_QP_STATE_ERR] = MLX5_CMD_OP_2ERR_QP, + [MLX5_QP_STATE_RTS] = MLX5_CMD_OP_RTR2RTS_QP, + }, + [MLX5_QP_STATE_RTS] = { + [MLX5_QP_STATE_RST] = MLX5_CMD_OP_2RST_QP, + [MLX5_QP_STATE_ERR] = MLX5_CMD_OP_2ERR_QP, + [MLX5_QP_STATE_RTS] = MLX5_CMD_OP_RTS2RTS_QP, + [MLX5_QP_STATE_SQD] = MLX5_CMD_OP_RTS2SQD_QP, + }, + [MLX5_QP_STATE_SQD] = { + [MLX5_QP_STATE_RST] = MLX5_CMD_OP_2RST_QP, + [MLX5_QP_STATE_ERR] = MLX5_CMD_OP_2ERR_QP, + [MLX5_QP_STATE_RTS] = MLX5_CMD_OP_SQD2RTS_QP, + [MLX5_QP_STATE_SQD] = MLX5_CMD_OP_SQD2SQD_QP, + }, + [MLX5_QP_STATE_SQER] = { + [MLX5_QP_STATE_RST] = MLX5_CMD_OP_2RST_QP, + [MLX5_QP_STATE_ERR] = MLX5_CMD_OP_2ERR_QP, + [MLX5_QP_STATE_RTS] = MLX5_CMD_OP_SQERR2RTS_QP, + }, + [MLX5_QP_STATE_ERR] = { + [MLX5_QP_STATE_RST] = MLX5_CMD_OP_2RST_QP, + [MLX5_QP_STATE_ERR] = MLX5_CMD_OP_2ERR_QP, + } + }; + + struct mlx5_modify_qp_mbox_out out; + int err = 0; + u16 op; + + if (cur_state >= MLX5_QP_NUM_STATE || new_state >= MLX5_QP_NUM_STATE || + !optab[cur_state][new_state]) + return -EINVAL; + + memset(&out, 0, sizeof(out)); + op = optab[cur_state][new_state]; + in->hdr.opcode = cpu_to_be16(op); + in->qpn = cpu_to_be32(qp->qpn); + err = mlx5_cmd_exec(dev, in, sizeof(*in), &out, sizeof(out)); + if (err) + return err; + + return mlx5_cmd_status_to_err(&out.hdr); +} +EXPORT_SYMBOL_GPL(mlx5_core_qp_modify); + +void mlx5_init_qp_table(struct mlx5_core_dev *dev) +{ + struct mlx5_qp_table *table = &dev->priv.qp_table; + + spin_lock_init(&table->lock); + INIT_RADIX_TREE(&table->tree, GFP_ATOMIC); + mlx5_qp_debugfs_init(dev); +} + +void mlx5_cleanup_qp_table(struct mlx5_core_dev *dev) +{ + mlx5_qp_debugfs_cleanup(dev); +} + +int mlx5_core_qp_query(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp, + struct mlx5_query_qp_mbox_out *out, int outlen) +{ + struct mlx5_query_qp_mbox_in in; + int err; + + memset(&in, 0, sizeof(in)); + memset(out, 0, outlen); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_QP); + in.qpn = cpu_to_be32(qp->qpn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), out, outlen); + if (err) + return err; + + if (out->hdr.status) + return mlx5_cmd_status_to_err(&out->hdr); + + return err; +} +EXPORT_SYMBOL_GPL(mlx5_core_qp_query); + +int mlx5_core_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn) +{ + struct mlx5_alloc_xrcd_mbox_in in; + struct mlx5_alloc_xrcd_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_ALLOC_XRCD); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + err = mlx5_cmd_status_to_err(&out.hdr); + else + *xrcdn = be32_to_cpu(out.xrcdn); + + return err; +} +EXPORT_SYMBOL_GPL(mlx5_core_xrcd_alloc); + +int mlx5_core_xrcd_dealloc(struct mlx5_core_dev *dev, u32 xrcdn) +{ + struct mlx5_dealloc_xrcd_mbox_in in; + struct mlx5_dealloc_xrcd_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DEALLOC_XRCD); + in.xrcdn = cpu_to_be32(xrcdn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + err = mlx5_cmd_status_to_err(&out.hdr); + + return err; +} +EXPORT_SYMBOL_GPL(mlx5_core_xrcd_dealloc); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/srq.c b/drivers/net/ethernet/mellanox/mlx5/core/srq.c new file mode 100644 index 0000000..38bce93 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/srq.c @@ -0,0 +1,223 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include +#include +#include "mlx5_core.h" + +void mlx5_srq_event(struct mlx5_core_dev *dev, u32 srqn, int event_type) +{ + struct mlx5_srq_table *table = &dev->priv.srq_table; + struct mlx5_core_srq *srq; + + spin_lock(&table->lock); + + srq = radix_tree_lookup(&table->tree, srqn); + if (srq) + atomic_inc(&srq->refcount); + + spin_unlock(&table->lock); + + if (!srq) { + mlx5_core_warn(dev, "Async event for bogus SRQ 0x%08x\n", srqn); + return; + } + + srq->event(srq, event_type); + + if (atomic_dec_and_test(&srq->refcount)) + complete(&srq->free); +} + +struct mlx5_core_srq *mlx5_core_get_srq(struct mlx5_core_dev *dev, u32 srqn) +{ + struct mlx5_srq_table *table = &dev->priv.srq_table; + struct mlx5_core_srq *srq; + + spin_lock(&table->lock); + + srq = radix_tree_lookup(&table->tree, srqn); + if (srq) + atomic_inc(&srq->refcount); + + spin_unlock(&table->lock); + + return srq; +} +EXPORT_SYMBOL(mlx5_core_get_srq); + +int mlx5_core_create_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, + struct mlx5_create_srq_mbox_in *in, int inlen) +{ + struct mlx5_create_srq_mbox_out out; + struct mlx5_srq_table *table = &dev->priv.srq_table; + struct mlx5_destroy_srq_mbox_in din; + struct mlx5_destroy_srq_mbox_out dout; + int err; + + memset(&out, 0, sizeof(out)); + in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_CREATE_SRQ); + err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + srq->srqn = be32_to_cpu(out.srqn) & 0xffffff; + + atomic_set(&srq->refcount, 1); + init_completion(&srq->free); + + spin_lock_irq(&table->lock); + err = radix_tree_insert(&table->tree, srq->srqn, srq); + spin_unlock_irq(&table->lock); + if (err) { + mlx5_core_warn(dev, "err %d, srqn 0x%x\n", err, srq->srqn); + goto err_cmd; + } + + return 0; + +err_cmd: + memset(&din, 0, sizeof(din)); + memset(&dout, 0, sizeof(dout)); + din.srqn = cpu_to_be32(srq->srqn); + din.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DESTROY_SRQ); + mlx5_cmd_exec(dev, &din, sizeof(din), &dout, sizeof(dout)); + return err; +} +EXPORT_SYMBOL(mlx5_core_create_srq); + +int mlx5_core_destroy_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq) +{ + struct mlx5_destroy_srq_mbox_in in; + struct mlx5_destroy_srq_mbox_out out; + struct mlx5_srq_table *table = &dev->priv.srq_table; + struct mlx5_core_srq *tmp; + int err; + + spin_lock_irq(&table->lock); + tmp = radix_tree_delete(&table->tree, srq->srqn); + spin_unlock_irq(&table->lock); + if (!tmp) { + mlx5_core_warn(dev, "srq 0x%x not found in tree\n", srq->srqn); + return -EINVAL; + } + if (tmp != srq) { + mlx5_core_warn(dev, "corruption on srqn 0x%x\n", srq->srqn); + return -EINVAL; + } + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DESTROY_SRQ); + in.srqn = cpu_to_be32(srq->srqn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + if (atomic_dec_and_test(&srq->refcount)) + complete(&srq->free); + wait_for_completion(&srq->free); + + return 0; +} +EXPORT_SYMBOL(mlx5_core_destroy_srq); + +int mlx5_core_query_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, + struct mlx5_query_srq_mbox_out *out) +{ + struct mlx5_query_srq_mbox_in in; + int err; + + memset(&in, 0, sizeof(in)); + memset(out, 0, sizeof(*out)); + + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_SRQ); + in.srqn = cpu_to_be32(srq->srqn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), out, sizeof(*out)); + if (err) + return err; + + if (out->hdr.status) + return mlx5_cmd_status_to_err(&out->hdr); + + return err; +} +EXPORT_SYMBOL(mlx5_core_query_srq); + +int mlx5_core_arm_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, + u16 lwm, int is_srq) +{ + struct mlx5_arm_srq_mbox_in in; + struct mlx5_arm_srq_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_ARM_RQ); + in.hdr.opmod = cpu_to_be16(!!is_srq); + in.srqn = cpu_to_be32(srq->srqn); + in.lwm = cpu_to_be16(lwm); + + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + return err; + + if (out.hdr.status) + return mlx5_cmd_status_to_err(&out.hdr); + + return err; +} +EXPORT_SYMBOL(mlx5_core_arm_srq); + +void mlx5_init_srq_table(struct mlx5_core_dev *dev) +{ + struct mlx5_srq_table *table = &dev->priv.srq_table; + + spin_lock_init(&table->lock); + INIT_RADIX_TREE(&table->tree, GFP_ATOMIC); +} + +void mlx5_cleanup_srq_table(struct mlx5_core_dev *dev) +{ + /* nothing */ +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/uar.c b/drivers/net/ethernet/mellanox/mlx5/core/uar.c new file mode 100644 index 0000000..71d4a39 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/uar.c @@ -0,0 +1,223 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include +#include +#include "mlx5_core.h" + +enum { + NUM_DRIVER_UARS = 4, + NUM_LOW_LAT_UUARS = 4, +}; + + +struct mlx5_alloc_uar_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_alloc_uar_mbox_out { + struct mlx5_outbox_hdr hdr; + __be32 uarn; + u8 rsvd[4]; +}; + +struct mlx5_free_uar_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 uarn; + u8 rsvd[4]; +}; + +struct mlx5_free_uar_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +int mlx5_cmd_alloc_uar(struct mlx5_core_dev *dev, u32 *uarn) +{ + struct mlx5_alloc_uar_mbox_in in; + struct mlx5_alloc_uar_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + memset(&out, 0, sizeof(out)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_ALLOC_UAR); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + goto ex; + + if (out.hdr.status) { + err = mlx5_cmd_status_to_err(&out.hdr); + goto ex; + } + + *uarn = be32_to_cpu(out.uarn) & 0xffffff; + +ex: + return err; +} +EXPORT_SYMBOL(mlx5_cmd_alloc_uar); + +int mlx5_cmd_free_uar(struct mlx5_core_dev *dev, u32 uarn) +{ + struct mlx5_free_uar_mbox_in in; + struct mlx5_free_uar_mbox_out out; + int err; + + memset(&in, 0, sizeof(in)); + in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DEALLOC_UAR); + in.uarn = cpu_to_be32(uarn); + err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + if (err) + goto ex; + + if (out.hdr.status) + err = mlx5_cmd_status_to_err(&out.hdr); + +ex: + return err; +} +EXPORT_SYMBOL(mlx5_cmd_free_uar); + +static int need_uuar_lock(int uuarn) +{ + int tot_uuars = NUM_DRIVER_UARS * MLX5_BF_REGS_PER_PAGE; + + if (uuarn == 0 || tot_uuars - NUM_LOW_LAT_UUARS) + return 0; + + return 1; +} + +int mlx5_alloc_uuars(struct mlx5_core_dev *dev, struct mlx5_uuar_info *uuari) +{ + int tot_uuars = NUM_DRIVER_UARS * MLX5_BF_REGS_PER_PAGE; + struct mlx5_bf *bf; + phys_addr_t addr; + int err; + int i; + + uuari->num_uars = NUM_DRIVER_UARS; + uuari->num_low_latency_uuars = NUM_LOW_LAT_UUARS; + + mutex_init(&uuari->lock); + uuari->uars = kcalloc(uuari->num_uars, sizeof(*uuari->uars), GFP_KERNEL); + if (!uuari->uars) + return -ENOMEM; + + uuari->bfs = kcalloc(tot_uuars, sizeof(*uuari->bfs), GFP_KERNEL); + if (!uuari->bfs) { + err = -ENOMEM; + goto out_uars; + } + + uuari->bitmap = kcalloc(BITS_TO_LONGS(tot_uuars), sizeof(*uuari->bitmap), + GFP_KERNEL); + if (!uuari->bitmap) { + err = -ENOMEM; + goto out_bfs; + } + + uuari->count = kcalloc(tot_uuars, sizeof(*uuari->count), GFP_KERNEL); + if (!uuari->count) { + err = -ENOMEM; + goto out_bitmap; + } + + for (i = 0; i < uuari->num_uars; i++) { + err = mlx5_cmd_alloc_uar(dev, &uuari->uars[i].index); + if (err) + goto out_count; + + addr = dev->iseg_base + ((phys_addr_t)(uuari->uars[i].index) << PAGE_SHIFT); + uuari->uars[i].map = ioremap(addr, PAGE_SIZE); + if (!uuari->uars[i].map) { + mlx5_cmd_free_uar(dev, uuari->uars[i].index); + goto out_count; + } + mlx5_core_dbg(dev, "allocated uar index 0x%x, mmaped at %p\n", + uuari->uars[i].index, uuari->uars[i].map); + } + + for (i = 0; i < tot_uuars; i++) { + bf = &uuari->bfs[i]; + + bf->buf_size = dev->caps.bf_reg_size / 2; + bf->uar = &uuari->uars[i / MLX5_BF_REGS_PER_PAGE]; + bf->regreg = uuari->uars[i / MLX5_BF_REGS_PER_PAGE].map; + bf->reg = NULL; /* Add WC support */ + bf->offset = (i % MLX5_BF_REGS_PER_PAGE) * dev->caps.bf_reg_size + + MLX5_BF_OFFSET; + bf->need_lock = need_uuar_lock(i); + spin_lock_init(&bf->lock); + spin_lock_init(&bf->lock32); + bf->uuarn = i; + } + + return 0; + +out_count: + for (i--; i >= 0; i--) { + iounmap(uuari->uars[i].map); + mlx5_cmd_free_uar(dev, uuari->uars[i].index); + } + kfree(uuari->count); + +out_bitmap: + kfree(uuari->bitmap); + +out_bfs: + kfree(uuari->bfs); + +out_uars: + kfree(uuari->uars); + return err; +} + +int mlx5_free_uuars(struct mlx5_core_dev *dev, struct mlx5_uuar_info *uuari) +{ + int i = uuari->num_uars; + + for (i--; i >= 0; i--) { + iounmap(uuari->uars[i].map); + mlx5_cmd_free_uar(dev, uuari->uars[i].index); + } + + kfree(uuari->count); + kfree(uuari->bitmap); + kfree(uuari->bfs); + kfree(uuari->uars); + + return 0; +} diff --git a/drivers/net/ethernet/octeon/Kconfig b/drivers/net/ethernet/octeon/Kconfig index 3de52ff..a7aa280 100644 --- a/drivers/net/ethernet/octeon/Kconfig +++ b/drivers/net/ethernet/octeon/Kconfig @@ -4,7 +4,7 @@ config OCTEON_MGMT_ETHERNET tristate "Octeon Management port ethernet driver (CN5XXX, CN6XXX)" - depends on CPU_CAVIUM_OCTEON + depends on CAVIUM_OCTEON_SOC select PHYLIB select MDIO_OCTEON default y diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 393f961..4106a74 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -46,6 +46,7 @@ #define FIRMWARE_8105E_1 "rtl_nic/rtl8105e-1.fw" #define FIRMWARE_8402_1 "rtl_nic/rtl8402-1.fw" #define FIRMWARE_8411_1 "rtl_nic/rtl8411-1.fw" +#define FIRMWARE_8411_2 "rtl_nic/rtl8411-2.fw" #define FIRMWARE_8106E_1 "rtl_nic/rtl8106e-1.fw" #define FIRMWARE_8106E_2 "rtl_nic/rtl8106e-2.fw" #define FIRMWARE_8168G_2 "rtl_nic/rtl8168g-2.fw" @@ -144,6 +145,7 @@ enum mac_version { RTL_GIGA_MAC_VER_41, RTL_GIGA_MAC_VER_42, RTL_GIGA_MAC_VER_43, + RTL_GIGA_MAC_VER_44, RTL_GIGA_MAC_NONE = 0xff, }; @@ -276,6 +278,9 @@ static const struct { [RTL_GIGA_MAC_VER_43] = _R("RTL8106e", RTL_TD_1, FIRMWARE_8106E_2, JUMBO_1K, true), + [RTL_GIGA_MAC_VER_44] = + _R("RTL8411", RTL_TD_1, FIRMWARE_8411_2, + JUMBO_9K, false), }; #undef _R @@ -394,6 +399,7 @@ enum rtl8168_8101_registers { #define CSIAR_FUNC_CARD 0x00000000 #define CSIAR_FUNC_SDIO 0x00010000 #define CSIAR_FUNC_NIC 0x00020000 +#define CSIAR_FUNC_NIC2 0x00010000 PMCH = 0x6f, EPHYAR = 0x80, #define EPHYAR_FLAG 0x80000000 @@ -826,6 +832,7 @@ MODULE_FIRMWARE(FIRMWARE_8168F_1); MODULE_FIRMWARE(FIRMWARE_8168F_2); MODULE_FIRMWARE(FIRMWARE_8402_1); MODULE_FIRMWARE(FIRMWARE_8411_1); +MODULE_FIRMWARE(FIRMWARE_8411_2); MODULE_FIRMWARE(FIRMWARE_8106E_1); MODULE_FIRMWARE(FIRMWARE_8106E_2); MODULE_FIRMWARE(FIRMWARE_8168G_2); @@ -2051,6 +2058,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, int mac_version; } mac_info[] = { /* 8168G family. */ + { 0x7cf00000, 0x5c800000, RTL_GIGA_MAC_VER_44 }, { 0x7cf00000, 0x50900000, RTL_GIGA_MAC_VER_42 }, { 0x7cf00000, 0x4c100000, RTL_GIGA_MAC_VER_41 }, { 0x7cf00000, 0x4c000000, RTL_GIGA_MAC_VER_40 }, @@ -3651,6 +3659,7 @@ static void rtl_hw_phy_config(struct net_device *dev) break; case RTL_GIGA_MAC_VER_42: case RTL_GIGA_MAC_VER_43: + case RTL_GIGA_MAC_VER_44: rtl8168g_2_hw_phy_config(tp); break; @@ -3863,6 +3872,7 @@ static void rtl_init_mdio_ops(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_41: case RTL_GIGA_MAC_VER_42: case RTL_GIGA_MAC_VER_43: + case RTL_GIGA_MAC_VER_44: ops->write = r8168g_mdio_write; ops->read = r8168g_mdio_read; break; @@ -3916,6 +3926,7 @@ static void rtl_wol_suspend_quirk(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_41: case RTL_GIGA_MAC_VER_42: case RTL_GIGA_MAC_VER_43: + case RTL_GIGA_MAC_VER_44: RTL_W32(RxConfig, RTL_R32(RxConfig) | AcceptBroadcast | AcceptMulticast | AcceptMyPhys); break; @@ -4178,6 +4189,7 @@ static void rtl_init_pll_power_ops(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_40: case RTL_GIGA_MAC_VER_41: case RTL_GIGA_MAC_VER_42: + case RTL_GIGA_MAC_VER_44: ops->down = r8168_pll_power_down; ops->up = r8168_pll_power_up; break; @@ -4224,6 +4236,7 @@ static void rtl_init_rxcfg(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_41: case RTL_GIGA_MAC_VER_42: case RTL_GIGA_MAC_VER_43: + case RTL_GIGA_MAC_VER_44: RTL_W32(RxConfig, RX128_INT_EN | RX_DMA_BURST | RX_EARLY_OFF); break; default: @@ -4384,6 +4397,7 @@ static void rtl_init_jumbo_ops(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_41: case RTL_GIGA_MAC_VER_42: case RTL_GIGA_MAC_VER_43: + case RTL_GIGA_MAC_VER_44: default: ops->disable = NULL; ops->enable = NULL; @@ -4493,6 +4507,7 @@ static void rtl8169_hw_reset(struct rtl8169_private *tp) tp->mac_version == RTL_GIGA_MAC_VER_41 || tp->mac_version == RTL_GIGA_MAC_VER_42 || tp->mac_version == RTL_GIGA_MAC_VER_43 || + tp->mac_version == RTL_GIGA_MAC_VER_44 || tp->mac_version == RTL_GIGA_MAC_VER_38) { RTL_W8(ChipCmd, RTL_R8(ChipCmd) | StopReq); rtl_udelay_loop_wait_high(tp, &rtl_txcfg_empty_cond, 100, 666); @@ -4782,6 +4797,29 @@ static u32 r8402_csi_read(struct rtl8169_private *tp, int addr) RTL_R32(CSIDR) : ~0; } +static void r8411_csi_write(struct rtl8169_private *tp, int addr, int value) +{ + void __iomem *ioaddr = tp->mmio_addr; + + RTL_W32(CSIDR, value); + RTL_W32(CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) | + CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT | + CSIAR_FUNC_NIC2); + + rtl_udelay_loop_wait_low(tp, &rtl_csiar_cond, 10, 100); +} + +static u32 r8411_csi_read(struct rtl8169_private *tp, int addr) +{ + void __iomem *ioaddr = tp->mmio_addr; + + RTL_W32(CSIAR, (addr & CSIAR_ADDR_MASK) | CSIAR_FUNC_NIC2 | + CSIAR_BYTE_ENABLE << CSIAR_BYTE_ENABLE_SHIFT); + + return rtl_udelay_loop_wait_high(tp, &rtl_csiar_cond, 10, 100) ? + RTL_R32(CSIDR) : ~0; +} + static void rtl_init_csi_ops(struct rtl8169_private *tp) { struct csi_ops *ops = &tp->csi_ops; @@ -4811,6 +4849,11 @@ static void rtl_init_csi_ops(struct rtl8169_private *tp) ops->read = r8402_csi_read; break; + case RTL_GIGA_MAC_VER_44: + ops->write = r8411_csi_write; + ops->read = r8411_csi_read; + break; + default: ops->write = r8169_csi_write; ops->read = r8169_csi_read; @@ -5255,6 +5298,25 @@ static void rtl_hw_start_8168g_2(struct rtl8169_private *tp) rtl_ephy_init(tp, e_info_8168g_2, ARRAY_SIZE(e_info_8168g_2)); } +static void rtl_hw_start_8411_2(struct rtl8169_private *tp) +{ + void __iomem *ioaddr = tp->mmio_addr; + static const struct ephy_info e_info_8411_2[] = { + { 0x00, 0x0000, 0x0008 }, + { 0x0c, 0x3df0, 0x0200 }, + { 0x0f, 0xffff, 0x5200 }, + { 0x19, 0x0020, 0x0000 }, + { 0x1e, 0x0000, 0x2000 } + }; + + rtl_hw_start_8168g_1(tp); + + /* disable aspm and clock request before access ephy */ + RTL_W8(Config2, RTL_R8(Config2) & ~ClkReqEn); + RTL_W8(Config5, RTL_R8(Config5) & ~ASPM_en); + rtl_ephy_init(tp, e_info_8411_2, ARRAY_SIZE(e_info_8411_2)); +} + static void rtl_hw_start_8168(struct net_device *dev) { struct rtl8169_private *tp = netdev_priv(dev); @@ -5361,6 +5423,10 @@ static void rtl_hw_start_8168(struct net_device *dev) rtl_hw_start_8168g_2(tp); break; + case RTL_GIGA_MAC_VER_44: + rtl_hw_start_8411_2(tp); + break; + default: printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n", dev->name, tp->mac_version); @@ -6877,6 +6943,7 @@ static void rtl_hw_initialize(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_41: case RTL_GIGA_MAC_VER_42: case RTL_GIGA_MAC_VER_43: + case RTL_GIGA_MAC_VER_44: rtl_hw_init_8168g(tp); break; diff --git a/drivers/net/ethernet/renesas/Kconfig b/drivers/net/ethernet/renesas/Kconfig index 544514e..19a8a04 100644 --- a/drivers/net/ethernet/renesas/Kconfig +++ b/drivers/net/ethernet/renesas/Kconfig @@ -4,6 +4,7 @@ config SH_ETH tristate "Renesas SuperH Ethernet support" + depends on HAS_DMA select CRC32 select MII select MDIO_BITBANG diff --git a/drivers/net/ethernet/via/via-rhine.c b/drivers/net/ethernet/via/via-rhine.c index ca98aca..b75eb9e 100644 --- a/drivers/net/ethernet/via/via-rhine.c +++ b/drivers/net/ethernet/via/via-rhine.c @@ -1171,7 +1171,11 @@ static void alloc_rbufs(struct net_device *dev) rp->rx_skbuff_dma[i] = pci_map_single(rp->pdev, skb->data, rp->rx_buf_sz, PCI_DMA_FROMDEVICE); - + if (dma_mapping_error(&rp->pdev->dev, rp->rx_skbuff_dma[i])) { + rp->rx_skbuff_dma[i] = 0; + dev_kfree_skb(skb); + break; + } rp->rx_ring[i].addr = cpu_to_le32(rp->rx_skbuff_dma[i]); rp->rx_ring[i].rx_status = cpu_to_le32(DescOwn); } @@ -1687,6 +1691,12 @@ static netdev_tx_t rhine_start_tx(struct sk_buff *skb, rp->tx_skbuff_dma[entry] = pci_map_single(rp->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); + if (dma_mapping_error(&rp->pdev->dev, rp->tx_skbuff_dma[entry])) { + dev_kfree_skb(skb); + rp->tx_skbuff_dma[entry] = 0; + dev->stats.tx_dropped++; + return NETDEV_TX_OK; + } rp->tx_ring[entry].addr = cpu_to_le32(rp->tx_skbuff_dma[entry]); } @@ -1961,6 +1971,11 @@ static int rhine_rx(struct net_device *dev, int limit) pci_map_single(rp->pdev, skb->data, rp->rx_buf_sz, PCI_DMA_FROMDEVICE); + if (dma_mapping_error(&rp->pdev->dev, rp->rx_skbuff_dma[entry])) { + dev_kfree_skb(skb); + rp->rx_skbuff_dma[entry] = 0; + break; + } rp->rx_ring[entry].addr = cpu_to_le32(rp->rx_skbuff_dma[entry]); } rp->rx_ring[entry].rx_status = cpu_to_le32(DescOwn); diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c index ede3ce4..42e6dee 100644 --- a/drivers/net/ieee802154/mrf24j40.c +++ b/drivers/net/ieee802154/mrf24j40.c @@ -22,7 +22,6 @@ #include #include #include -#include #include #include #include @@ -627,7 +626,6 @@ static int mrf24j40_probe(struct spi_device *spi) int ret = -ENOMEM; u8 val; struct mrf24j40 *devrec; - struct pinctrl *pinctrl; printk(KERN_INFO "mrf24j40: probe(). IRQ: %d\n", spi->irq); @@ -638,11 +636,6 @@ static int mrf24j40_probe(struct spi_device *spi) if (!devrec->buf) goto err_buf; - pinctrl = devm_pinctrl_get_select_default(&spi->dev); - if (IS_ERR(pinctrl)) - dev_warn(&spi->dev, - "pinctrl pins are not configured from the driver"); - spi->mode = SPI_MODE_0; /* TODO: Is this appropriate for right here? */ if (spi->max_speed_hz > MAX_SPI_SPEED_HZ) spi->max_speed_hz = MAX_SPI_SPEED_HZ; diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c index dc9f6a4..a3bed28 100644 --- a/drivers/net/ifb.c +++ b/drivers/net/ifb.c @@ -291,11 +291,17 @@ static int __init ifb_init_module(void) rtnl_lock(); err = __rtnl_link_register(&ifb_link_ops); + if (err < 0) + goto out; - for (i = 0; i < numifbs && !err; i++) + for (i = 0; i < numifbs && !err; i++) { err = ifb_init_one(i); + cond_resched(); + } if (err) __rtnl_link_unregister(&ifb_link_ops); + +out: rtnl_unlock(); return err; diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index f2c4a3b..876c722 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -712,6 +712,7 @@ static ssize_t macvtap_get_user(struct macvtap_queue *q, struct msghdr *m, int vnet_hdr_len = 0; int copylen = 0; bool zerocopy = false; + size_t linear; if (q->flags & IFF_VNET_HDR) { vnet_hdr_len = q->vnet_hdr_sz; @@ -766,11 +767,14 @@ static ssize_t macvtap_get_user(struct macvtap_queue *q, struct msghdr *m, copylen = vnet_hdr.hdr_len; if (!copylen) copylen = GOODCOPY_LEN; - } else + linear = copylen; + } else { copylen = len; + linear = vnet_hdr.hdr_len; + } skb = macvtap_alloc_skb(&q->sk, NET_IP_ALIGN, copylen, - vnet_hdr.hdr_len, noblock, &err); + linear, noblock, &err); if (!skb) goto err; diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index 3a316b3..342561a 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -135,7 +135,7 @@ config MDIO_GPIO config MDIO_OCTEON tristate "Support for MDIO buses on Octeon SOCs" - depends on CPU_CAVIUM_OCTEON + depends on CAVIUM_OCTEON_SOC default y help diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c index 1f7091b..ac22283 100644 --- a/drivers/net/phy/at803x.c +++ b/drivers/net/phy/at803x.c @@ -217,6 +217,7 @@ module_exit(atheros_exit); static struct mdio_device_id __maybe_unused atheros_tbl[] = { { 0x004dd076, 0xffffffef }, + { 0x004dd074, 0xffffffef }, { 0x004dd072, 0xffffffef }, { } }; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 7eab5fc..5cdcf92 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1042,7 +1042,7 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile, { struct tun_pi pi = { 0, cpu_to_be16(ETH_P_IP) }; struct sk_buff *skb; - size_t len = total_len, align = NET_SKB_PAD; + size_t len = total_len, align = NET_SKB_PAD, linear; struct virtio_net_hdr gso = { 0 }; int offset = 0; int copylen; @@ -1106,10 +1106,13 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile, copylen = gso.hdr_len; if (!copylen) copylen = GOODCOPY_LEN; - } else + linear = copylen; + } else { copylen = len; + linear = gso.hdr_len; + } - skb = tun_alloc_skb(tfile, align, copylen, gso.hdr_len, noblock); + skb = tun_alloc_skb(tfile, align, copylen, linear, noblock); if (IS_ERR(skb)) { if (PTR_ERR(skb) != -EAGAIN) tun->dev->stats.rx_dropped++; diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile index 9ab5c9d..e817178 100644 --- a/drivers/net/usb/Makefile +++ b/drivers/net/usb/Makefile @@ -11,7 +11,7 @@ obj-$(CONFIG_USB_HSO) += hso.o obj-$(CONFIG_USB_NET_AX8817X) += asix.o asix-y := asix_devices.o asix_common.o ax88172a.o obj-$(CONFIG_USB_NET_AX88179_178A) += ax88179_178a.o -obj-$(CONFIG_USB_NET_CDCETHER) += cdc_ether.o +obj-$(CONFIG_USB_NET_CDCETHER) += cdc_ether.o r815x.o obj-$(CONFIG_USB_NET_CDC_EEM) += cdc_eem.o obj-$(CONFIG_USB_NET_DM9601) += dm9601.o obj-$(CONFIG_USB_NET_SMSC75XX) += smsc75xx.o diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 4393f14..03ad4dc 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -646,13 +646,18 @@ static const struct usb_device_id products [] = { }, /* Realtek RTL8152 Based USB 2.0 Ethernet Adapters */ -#if defined(CONFIG_USB_RTL8152) || defined(CONFIG_USB_RTL8152_MODULE) { USB_DEVICE_AND_INTERFACE_INFO(REALTEK_VENDOR_ID, 0x8152, USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), .driver_info = 0, }, -#endif + +/* Realtek RTL8153 Based USB 3.0 Ethernet Adapters */ +{ + USB_DEVICE_AND_INTERFACE_INFO(REALTEK_VENDOR_ID, 0x8153, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), + .driver_info = 0, +}, /* * WHITELIST!!! diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index d02bac8..ee13f9e 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -934,7 +934,8 @@ static netdev_tx_t rtl8152_start_xmit(struct sk_buff *skb, struct r8152 *tp = netdev_priv(netdev); struct net_device_stats *stats = rtl8152_get_stats(netdev); struct tx_desc *tx_desc; - int len, res; + unsigned int len; + int res; netif_stop_queue(netdev); len = skb->len; diff --git a/drivers/net/usb/r815x.c b/drivers/net/usb/r815x.c new file mode 100644 index 0000000..8523922 --- /dev/null +++ b/drivers/net/usb/r815x.c @@ -0,0 +1,234 @@ +#include +#include +#include +#include +#include +#include + +#define RTL815x_REQT_READ 0xc0 +#define RTL815x_REQT_WRITE 0x40 +#define RTL815x_REQ_GET_REGS 0x05 +#define RTL815x_REQ_SET_REGS 0x05 + +#define MCU_TYPE_PLA 0x0100 +#define OCP_BASE 0xe86c +#define BASE_MII 0xa400 + +#define BYTE_EN_DWORD 0xff +#define BYTE_EN_WORD 0x33 +#define BYTE_EN_BYTE 0x11 + +#define R815x_PHY_ID 32 +#define REALTEK_VENDOR_ID 0x0bda + + +static int pla_read_word(struct usb_device *udev, u16 index) +{ + int data, ret; + u8 shift = index & 2; + __le32 ocp_data; + + index &= ~3; + + ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), + RTL815x_REQ_GET_REGS, RTL815x_REQT_READ, + index, MCU_TYPE_PLA, &ocp_data, sizeof(ocp_data), + 500); + if (ret < 0) + return ret; + + data = __le32_to_cpu(ocp_data); + data >>= (shift * 8); + data &= 0xffff; + + return data; +} + +static int pla_write_word(struct usb_device *udev, u16 index, u32 data) +{ + __le32 ocp_data; + u32 mask = 0xffff; + u16 byen = BYTE_EN_WORD; + u8 shift = index & 2; + int ret; + + data &= mask; + + if (shift) { + byen <<= shift; + mask <<= (shift * 8); + data <<= (shift * 8); + index &= ~3; + } + + ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), + RTL815x_REQ_GET_REGS, RTL815x_REQT_READ, + index, MCU_TYPE_PLA, &ocp_data, sizeof(ocp_data), + 500); + if (ret < 0) + return ret; + + data |= __le32_to_cpu(ocp_data) & ~mask; + ocp_data = __cpu_to_le32(data); + + ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), + RTL815x_REQ_SET_REGS, RTL815x_REQT_WRITE, + index, MCU_TYPE_PLA | byen, &ocp_data, + sizeof(ocp_data), 500); + + return ret; +} + +static int ocp_reg_read(struct usbnet *dev, u16 addr) +{ + u16 ocp_base, ocp_index; + int ret; + + ocp_base = addr & 0xf000; + ret = pla_write_word(dev->udev, OCP_BASE, ocp_base); + if (ret < 0) + goto out; + + ocp_index = (addr & 0x0fff) | 0xb000; + ret = pla_read_word(dev->udev, ocp_index); + +out: + return ret; +} + +static int ocp_reg_write(struct usbnet *dev, u16 addr, u16 data) +{ + u16 ocp_base, ocp_index; + int ret; + + ocp_base = addr & 0xf000; + ret = pla_write_word(dev->udev, OCP_BASE, ocp_base); + if (ret < 0) + goto out1; + + ocp_index = (addr & 0x0fff) | 0xb000; + ret = pla_write_word(dev->udev, ocp_index, data); + +out1: + return ret; +} + +static int r815x_mdio_read(struct net_device *netdev, int phy_id, int reg) +{ + struct usbnet *dev = netdev_priv(netdev); + + if (phy_id != R815x_PHY_ID) + return -EINVAL; + + return ocp_reg_read(dev, BASE_MII + reg * 2); +} + +static +void r815x_mdio_write(struct net_device *netdev, int phy_id, int reg, int val) +{ + struct usbnet *dev = netdev_priv(netdev); + + if (phy_id != R815x_PHY_ID) + return; + + ocp_reg_write(dev, BASE_MII + reg * 2, val); +} + +static int r8153_bind(struct usbnet *dev, struct usb_interface *intf) +{ + int status; + + status = usbnet_cdc_bind(dev, intf); + if (status < 0) + return status; + + dev->mii.dev = dev->net; + dev->mii.mdio_read = r815x_mdio_read; + dev->mii.mdio_write = r815x_mdio_write; + dev->mii.phy_id_mask = 0x3f; + dev->mii.reg_num_mask = 0x1f; + dev->mii.phy_id = R815x_PHY_ID; + dev->mii.supports_gmii = 1; + + return 0; +} + +static int r8152_bind(struct usbnet *dev, struct usb_interface *intf) +{ + int status; + + status = usbnet_cdc_bind(dev, intf); + if (status < 0) + return status; + + dev->mii.dev = dev->net; + dev->mii.mdio_read = r815x_mdio_read; + dev->mii.mdio_write = r815x_mdio_write; + dev->mii.phy_id_mask = 0x3f; + dev->mii.reg_num_mask = 0x1f; + dev->mii.phy_id = R815x_PHY_ID; + dev->mii.supports_gmii = 0; + + return 0; +} + +static const struct driver_info r8152_info = { + .description = "RTL8152 ECM Device", + .flags = FLAG_ETHER | FLAG_POINTTOPOINT, + .bind = r8152_bind, + .unbind = usbnet_cdc_unbind, + .status = usbnet_cdc_status, + .manage_power = usbnet_manage_power, +}; + +static const struct driver_info r8153_info = { + .description = "RTL8153 ECM Device", + .flags = FLAG_ETHER | FLAG_POINTTOPOINT, + .bind = r8153_bind, + .unbind = usbnet_cdc_unbind, + .status = usbnet_cdc_status, + .manage_power = usbnet_manage_power, +}; + +static const struct usb_device_id products[] = { +{ + USB_DEVICE_AND_INTERFACE_INFO(REALTEK_VENDOR_ID, 0x8152, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), +#if defined(CONFIG_USB_RTL8152) || defined(CONFIG_USB_RTL8152_MODULE) + .driver_info = 0, +#else + .driver_info = (unsigned long) &r8152_info, +#endif +}, + +{ + USB_DEVICE_AND_INTERFACE_INFO(REALTEK_VENDOR_ID, 0x8153, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), +#if defined(CONFIG_USB_RTL8153) || defined(CONFIG_USB_RTL8153_MODULE) + .driver_info = 0, +#else + .driver_info = (unsigned long) &r8153_info, +#endif +}, + + { }, /* END */ +}; +MODULE_DEVICE_TABLE(usb, products); + +static struct usb_driver r815x_driver = { + .name = "r815x", + .id_table = products, + .probe = usbnet_probe, + .disconnect = usbnet_disconnect, + .suspend = usbnet_suspend, + .resume = usbnet_resume, + .reset_resume = usbnet_resume, + .supports_autosuspend = 1, + .disable_hub_initiated_lpm = 1, +}; + +module_usb_driver(r815x_driver); + +MODULE_AUTHOR("Hayes Wang"); +MODULE_DESCRIPTION("Realtek USB ECM device"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 227b54a..0ba1e7e 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -1916,9 +1916,9 @@ late_initcall(vxlan_init_module); static void __exit vxlan_cleanup_module(void) { - unregister_pernet_device(&vxlan_net_ops); rtnl_link_unregister(&vxlan_link_ops); destroy_workqueue(vxlan_wq); + unregister_pernet_device(&vxlan_net_ops); rcu_barrier(); } module_exit(vxlan_cleanup_module); diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index 8577261..36a9e60 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -176,6 +176,7 @@ config FUJITSU_TABLET config AMILO_RFKILL tristate "Fujitsu-Siemens Amilo rfkill support" depends on RFKILL + depends on SERIO_I8042 ---help--- This is a driver for enabling wifi on some Fujitsu-Siemens Amilo laptops. @@ -591,6 +592,7 @@ config ACPI_TOSHIBA depends on BACKLIGHT_CLASS_DEVICE depends on INPUT depends on RFKILL || RFKILL = n + depends on SERIO_I8042 || SERIO_I8042 = n select INPUT_POLLDEV select INPUT_SPARSEKMAP ---help--- @@ -781,6 +783,32 @@ config APPLE_GMUX graphics as well as the backlight. Currently only backlight control is supported by the driver. +config INTEL_RST + tristate "Intel Rapid Start Technology Driver" + depends on ACPI + ---help--- + This driver provides support for modifying paramaters on systems + equipped with Intel's Rapid Start Technology. When put in an ACPI + sleep state, these devices will wake after either a configured + timeout or when the system battery reaches a critical state, + automatically copying memory contents to disk. On resume, the + firmware will copy the memory contents back to RAM and resume the OS + as usual. + +config INTEL_SMARTCONNECT + tristate "Intel Smart Connect disabling driver" + depends on ACPI + ---help--- + Intel Smart Connect is a technology intended to permit devices to + update state by resuming for a short period of time at regular + intervals. If a user enables this functionality under Windows and + then reboots into Linux, the system may remain configured to resume + on suspend. In the absence of any userspace to support it, the system + will then remain awake until something triggers another suspend. + + This driver checks to determine whether the device has Intel Smart + Connect enabled, and if so disables it. + config PVPANIC tristate "pvpanic device support" depends on ACPI diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile index ef0ec74..5dbe193 100644 --- a/drivers/platform/x86/Makefile +++ b/drivers/platform/x86/Makefile @@ -51,5 +51,7 @@ obj-$(CONFIG_INTEL_OAKTRAIL) += intel_oaktrail.o obj-$(CONFIG_SAMSUNG_Q10) += samsung-q10.o obj-$(CONFIG_APPLE_GMUX) += apple-gmux.o obj-$(CONFIG_CHROMEOS_LAPTOP) += chromeos_laptop.o +obj-$(CONFIG_INTEL_RST) += intel-rst.o +obj-$(CONFIG_INTEL_SMARTCONNECT) += intel-smartconnect.o obj-$(CONFIG_PVPANIC) += pvpanic.o diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c index 0eea09c..8e268da 100644 --- a/drivers/platform/x86/asus-laptop.c +++ b/drivers/platform/x86/asus-laptop.c @@ -1935,7 +1935,6 @@ fail_input: fail_backlight: asus_platform_exit(asus); fail_platform: - kfree(asus->name); kfree(asus); return result; diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c index 8fcb41e..563f59e 100644 --- a/drivers/platform/x86/asus-nb-wmi.c +++ b/drivers/platform/x86/asus-nb-wmi.c @@ -180,6 +180,24 @@ static struct dmi_system_id asus_quirks[] = { }, .driver_data = &quirk_asus_x401u, }, + { + .callback = dmi_matched, + .ident = "ASUSTeK COMPUTER INC. 1015E", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "1015E"), + }, + .driver_data = &quirk_asus_x401u, + }, + { + .callback = dmi_matched, + .ident = "ASUSTeK COMPUTER INC. 1015U", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "1015U"), + }, + .driver_data = &quirk_asus_x401u, + }, {}, }; @@ -256,6 +274,7 @@ static const struct key_entry asus_nb_wmi_keymap[] = { { KE_KEY, 0xB5, { KEY_CALC } }, { KE_KEY, 0xC4, { KEY_KBDILLUMUP } }, { KE_KEY, 0xC5, { KEY_KBDILLUMDOWN } }, + { KE_IGNORE, 0xC6, }, /* Ambient Light Sensor notification */ { KE_END, 0}, }; diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index c11b242..19c313b 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -558,7 +558,7 @@ static int asus_wmi_led_init(struct asus_wmi *asus) goto error; } - if (wlan_led_presence(asus)) { + if (wlan_led_presence(asus) && (asus->driver->quirks->wapf == 4)) { INIT_WORK(&asus->wlan_led_work, wlan_led_update); asus->wlan_led.name = "asus::wlan"; @@ -886,7 +886,8 @@ static int asus_new_rfkill(struct asus_wmi *asus, if (!*rfkill) return -EINVAL; - if (dev_id == ASUS_WMI_DEVID_WLAN) + if ((dev_id == ASUS_WMI_DEVID_WLAN) && + (asus->driver->quirks->wapf == 4)) rfkill_set_led_trigger_name(*rfkill, "asus-wlan"); rfkill_init_sw_state(*rfkill, !result); @@ -1045,7 +1046,7 @@ static ssize_t asus_hwmon_pwm1(struct device *dev, else if (value == 3) value = 255; else if (value != 0) { - pr_err("Unknown fan speed %#x", value); + pr_err("Unknown fan speed %#x\n", value); value = -1; } @@ -1557,11 +1558,11 @@ static int asus_wmi_platform_init(struct asus_wmi *asus) /* INIT enable hotkeys on some models */ if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_INIT, 0, 0, &rv)) - pr_info("Initialization: %#x", rv); + pr_info("Initialization: %#x\n", rv); /* We don't know yet what to do with this version... */ if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_SPEC, 0, 0x9, &rv)) { - pr_info("BIOS WMI version: %d.%d", rv >> 16, rv & 0xFF); + pr_info("BIOS WMI version: %d.%d\n", rv >> 16, rv & 0xFF); asus->spec = rv; } @@ -1572,7 +1573,7 @@ static int asus_wmi_platform_init(struct asus_wmi *asus) * The significance of others is yet to be found. */ if (!asus_wmi_evaluate_method(ASUS_WMI_METHODID_SFUN, 0, 0, &rv)) { - pr_info("SFUN value: %#x", rv); + pr_info("SFUN value: %#x\n", rv); asus->sfun = rv; } @@ -1712,7 +1713,7 @@ static int asus_wmi_debugfs_init(struct asus_wmi *asus) asus->debug.root = debugfs_create_dir(asus->driver->name, NULL); if (!asus->debug.root) { - pr_err("failed to create debugfs directory"); + pr_err("failed to create debugfs directory\n"); goto error_debugfs; } @@ -1985,17 +1986,17 @@ EXPORT_SYMBOL_GPL(asus_wmi_unregister_driver); static int __init asus_wmi_init(void) { if (!wmi_has_guid(ASUS_WMI_MGMT_GUID)) { - pr_info("Asus Management GUID not found"); + pr_info("Asus Management GUID not found\n"); return -ENODEV; } - pr_info("ASUS WMI generic driver loaded"); + pr_info("ASUS WMI generic driver loaded\n"); return 0; } static void __exit asus_wmi_exit(void) { - pr_info("ASUS WMI generic driver unloaded"); + pr_info("ASUS WMI generic driver unloaded\n"); } module_init(asus_wmi_init); diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c index 1134119..bb77e18 100644 --- a/drivers/platform/x86/dell-laptop.c +++ b/drivers/platform/x86/dell-laptop.c @@ -551,9 +551,10 @@ static int __init dell_init(void) * is passed to SMI handler. */ bufferpage = alloc_page(GFP_KERNEL | GFP_DMA32); - - if (!bufferpage) + if (!bufferpage) { + ret = -ENOMEM; goto fail_buffer; + } buffer = page_address(bufferpage); if (quirks && quirks->touchpad_led) diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c index d111c86..97bb05e 100644 --- a/drivers/platform/x86/hp-wmi.c +++ b/drivers/platform/x86/hp-wmi.c @@ -53,8 +53,10 @@ MODULE_ALIAS("wmi:5FB7F034-2C63-45e9-BE91-3D44E2C707E4"); #define HPWMI_ALS_QUERY 0x3 #define HPWMI_HARDWARE_QUERY 0x4 #define HPWMI_WIRELESS_QUERY 0x5 +#define HPWMI_BIOS_QUERY 0x9 #define HPWMI_HOTKEY_QUERY 0xc #define HPWMI_WIRELESS2_QUERY 0x1b +#define HPWMI_POSTCODEERROR_QUERY 0x2a enum hp_wmi_radio { HPWMI_WIFI = 0, @@ -291,6 +293,19 @@ static int hp_wmi_tablet_state(void) return (state & 0x4) ? 1 : 0; } +static int hp_wmi_enable_hotkeys(void) +{ + int ret; + int query = 0x6e; + + ret = hp_wmi_perform_query(HPWMI_BIOS_QUERY, 1, &query, sizeof(query), + 0); + + if (ret) + return -EINVAL; + return 0; +} + static int hp_wmi_set_block(void *data, bool blocked) { enum hp_wmi_radio r = (enum hp_wmi_radio) data; @@ -386,6 +401,16 @@ static int hp_wmi_rfkill2_refresh(void) return 0; } +static int hp_wmi_post_code_state(void) +{ + int state = 0; + int ret = hp_wmi_perform_query(HPWMI_POSTCODEERROR_QUERY, 0, &state, + sizeof(state), sizeof(state)); + if (ret) + return -EINVAL; + return state; +} + static ssize_t show_display(struct device *dev, struct device_attribute *attr, char *buf) { @@ -431,6 +456,16 @@ static ssize_t show_tablet(struct device *dev, struct device_attribute *attr, return sprintf(buf, "%d\n", value); } +static ssize_t show_postcode(struct device *dev, struct device_attribute *attr, + char *buf) +{ + /* Get the POST error code of previous boot failure. */ + int value = hp_wmi_post_code_state(); + if (value < 0) + return -EINVAL; + return sprintf(buf, "0x%x\n", value); +} + static ssize_t set_als(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { @@ -443,11 +478,33 @@ static ssize_t set_als(struct device *dev, struct device_attribute *attr, return count; } +static ssize_t set_postcode(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + int ret; + u32 tmp; + long unsigned int tmp2; + + ret = kstrtoul(buf, 10, &tmp2); + if (ret || tmp2 != 1) + return -EINVAL; + + /* Clear the POST error code. It is kept until until cleared. */ + tmp = (u32) tmp2; + ret = hp_wmi_perform_query(HPWMI_POSTCODEERROR_QUERY, 1, &tmp, + sizeof(tmp), sizeof(tmp)); + if (ret) + return -EINVAL; + + return count; +} + static DEVICE_ATTR(display, S_IRUGO, show_display, NULL); static DEVICE_ATTR(hddtemp, S_IRUGO, show_hddtemp, NULL); static DEVICE_ATTR(als, S_IRUGO | S_IWUSR, show_als, set_als); static DEVICE_ATTR(dock, S_IRUGO, show_dock, NULL); static DEVICE_ATTR(tablet, S_IRUGO, show_tablet, NULL); +static DEVICE_ATTR(postcode, S_IRUGO | S_IWUSR, show_postcode, set_postcode); static void hp_wmi_notify(u32 value, void *context) { @@ -628,6 +685,7 @@ static void cleanup_sysfs(struct platform_device *device) device_remove_file(&device->dev, &dev_attr_als); device_remove_file(&device->dev, &dev_attr_dock); device_remove_file(&device->dev, &dev_attr_tablet); + device_remove_file(&device->dev, &dev_attr_postcode); } static int hp_wmi_rfkill_setup(struct platform_device *device) @@ -845,6 +903,9 @@ static int __init hp_wmi_bios_setup(struct platform_device *device) err = device_create_file(&device->dev, &dev_attr_tablet); if (err) goto add_sysfs_error; + err = device_create_file(&device->dev, &dev_attr_postcode); + if (err) + goto add_sysfs_error; return 0; add_sysfs_error: @@ -948,6 +1009,8 @@ static int __init hp_wmi_init(void) err = hp_wmi_input_setup(); if (err) return err; + + hp_wmi_enable_hotkeys(); } if (bios_capable) { diff --git a/drivers/platform/x86/intel-rst.c b/drivers/platform/x86/intel-rst.c new file mode 100644 index 0000000..9385afd --- /dev/null +++ b/drivers/platform/x86/intel-rst.c @@ -0,0 +1,209 @@ +/* + * Copyright 2013 Matthew Garrett + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + + +#include +#include +#include +#include + +MODULE_LICENSE("GPL"); + +static ssize_t irst_show_wakeup_events(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct acpi_device *acpi; + struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *result; + acpi_status status; + + acpi = to_acpi_device(dev); + + status = acpi_evaluate_object(acpi->handle, "GFFS", NULL, &output); + if (!ACPI_SUCCESS(status)) + return -EINVAL; + + result = output.pointer; + + if (result->type != ACPI_TYPE_INTEGER) { + kfree(result); + return -EINVAL; + } + + return sprintf(buf, "%lld\n", result->integer.value); +} + +static ssize_t irst_store_wakeup_events(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct acpi_device *acpi; + struct acpi_object_list input; + union acpi_object param; + acpi_status status; + unsigned long value; + int error; + + acpi = to_acpi_device(dev); + + error = kstrtoul(buf, 0, &value); + + if (error) + return error; + + param.type = ACPI_TYPE_INTEGER; + param.integer.value = value; + + input.count = 1; + input.pointer = ¶m; + + status = acpi_evaluate_object(acpi->handle, "SFFS", &input, NULL); + + if (!ACPI_SUCCESS(status)) + return -EINVAL; + + return count; +} + +static struct device_attribute irst_wakeup_attr = { + .attr = { .name = "wakeup_events", .mode = 0600 }, + .show = irst_show_wakeup_events, + .store = irst_store_wakeup_events +}; + +static ssize_t irst_show_wakeup_time(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct acpi_device *acpi; + struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *result; + acpi_status status; + + acpi = to_acpi_device(dev); + + status = acpi_evaluate_object(acpi->handle, "GFTV", NULL, &output); + if (!ACPI_SUCCESS(status)) + return -EINVAL; + + result = output.pointer; + + if (result->type != ACPI_TYPE_INTEGER) { + kfree(result); + return -EINVAL; + } + + return sprintf(buf, "%lld\n", result->integer.value); +} + +static ssize_t irst_store_wakeup_time(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct acpi_device *acpi; + struct acpi_object_list input; + union acpi_object param; + acpi_status status; + unsigned long value; + int error; + + acpi = to_acpi_device(dev); + + error = kstrtoul(buf, 0, &value); + + if (error) + return error; + + param.type = ACPI_TYPE_INTEGER; + param.integer.value = value; + + input.count = 1; + input.pointer = ¶m; + + status = acpi_evaluate_object(acpi->handle, "SFTV", &input, NULL); + + if (!ACPI_SUCCESS(status)) + return -EINVAL; + + return count; +} + +static struct device_attribute irst_timeout_attr = { + .attr = { .name = "wakeup_time", .mode = 0600 }, + .show = irst_show_wakeup_time, + .store = irst_store_wakeup_time +}; + +static int irst_add(struct acpi_device *acpi) +{ + int error = 0; + + error = device_create_file(&acpi->dev, &irst_timeout_attr); + if (error) + goto out; + + error = device_create_file(&acpi->dev, &irst_wakeup_attr); + if (error) + goto out_timeout; + + return 0; + +out_timeout: + device_remove_file(&acpi->dev, &irst_timeout_attr); +out: + return error; +} + +static int irst_remove(struct acpi_device *acpi) +{ + device_remove_file(&acpi->dev, &irst_wakeup_attr); + device_remove_file(&acpi->dev, &irst_timeout_attr); + + return 0; +} + +static const struct acpi_device_id irst_ids[] = { + {"INT3392", 0}, + {"", 0} +}; + +static struct acpi_driver irst_driver = { + .owner = THIS_MODULE, + .name = "intel_rapid_start", + .class = "intel_rapid_start", + .ids = irst_ids, + .ops = { + .add = irst_add, + .remove = irst_remove, + }, +}; + +static int irst_init(void) +{ + return acpi_bus_register_driver(&irst_driver); +} + +static void irst_exit(void) +{ + acpi_bus_unregister_driver(&irst_driver); +} + +module_init(irst_init); +module_exit(irst_exit); + +MODULE_DEVICE_TABLE(acpi, irst_ids); diff --git a/drivers/platform/x86/intel-smartconnect.c b/drivers/platform/x86/intel-smartconnect.c new file mode 100644 index 0000000..f74e93d --- /dev/null +++ b/drivers/platform/x86/intel-smartconnect.c @@ -0,0 +1,90 @@ +/* + * Copyright 2013 Matthew Garrett + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + + +#include +#include +#include + +MODULE_LICENSE("GPL"); + +static int smartconnect_acpi_init(struct acpi_device *acpi) +{ + struct acpi_object_list input; + struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *result; + union acpi_object param; + acpi_status status; + + status = acpi_evaluate_object(acpi->handle, "GAOS", NULL, &output); + if (!ACPI_SUCCESS(status)) + return -EINVAL; + + result = output.pointer; + + if (result->type != ACPI_TYPE_INTEGER) { + kfree(result); + return -EINVAL; + } + + if (result->integer.value & 0x1) { + param.type = ACPI_TYPE_INTEGER; + param.integer.value = 0; + + input.count = 1; + input.pointer = ¶m; + + dev_info(&acpi->dev, "Disabling Intel Smart Connect\n"); + status = acpi_evaluate_object(acpi->handle, "SAOS", &input, + NULL); + } + + kfree(result); + + return 0; +} + +static const struct acpi_device_id smartconnect_ids[] = { + {"INT33A0", 0}, + {"", 0} +}; + +static struct acpi_driver smartconnect_driver = { + .owner = THIS_MODULE, + .name = "intel_smart_connect", + .class = "intel_smart_connect", + .ids = smartconnect_ids, + .ops = { + .add = smartconnect_acpi_init, + }, +}; + +static int smartconnect_init(void) +{ + return acpi_bus_register_driver(&smartconnect_driver); +} + +static void smartconnect_exit(void) +{ + acpi_bus_unregister_driver(&smartconnect_driver); +} + +module_init(smartconnect_init); +module_exit(smartconnect_exit); + +MODULE_DEVICE_TABLE(acpi, smartconnect_ids); diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c index 5051aa9..18dcb58 100644 --- a/drivers/platform/x86/intel_ips.c +++ b/drivers/platform/x86/intel_ips.c @@ -1731,18 +1731,7 @@ static struct pci_driver ips_pci_driver = { .shutdown = ips_shutdown, }; -static int __init ips_init(void) -{ - return pci_register_driver(&ips_pci_driver); -} -module_init(ips_init); - -static void ips_exit(void) -{ - pci_unregister_driver(&ips_pci_driver); - return; -} -module_exit(ips_exit); +module_pci_driver(ips_pci_driver); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Jesse Barnes "); diff --git a/drivers/platform/x86/intel_pmic_gpio.c b/drivers/platform/x86/intel_pmic_gpio.c index 6f4b728..2805988 100644 --- a/drivers/platform/x86/intel_pmic_gpio.c +++ b/drivers/platform/x86/intel_pmic_gpio.c @@ -288,7 +288,7 @@ static int platform_pmic_gpio_probe(struct platform_device *pdev) retval = request_irq(pg->irq, pmic_irq_handler, 0, "pmic", pg); if (retval) { pr_warn("Interrupt request failed\n"); - goto err; + goto fail_request_irq; } for (i = 0; i < 8; i++) { @@ -299,6 +299,10 @@ static int platform_pmic_gpio_probe(struct platform_device *pdev) irq_set_chip_data(i + pg->irq_base, pg); } return 0; + +fail_request_irq: + if (gpiochip_remove(&pg->chip)) + pr_err("gpiochip_remove failed\n"); err: iounmap(pg->gpiointr); err2: diff --git a/drivers/platform/x86/msi-laptop.c b/drivers/platform/x86/msi-laptop.c index 6b22938..62f8030 100644 --- a/drivers/platform/x86/msi-laptop.c +++ b/drivers/platform/x86/msi-laptop.c @@ -1098,29 +1098,29 @@ static int __init msi_init(void) ret = platform_device_add(msipf_device); if (ret) - goto fail_platform_device1; + goto fail_device_add; if (quirks->load_scm_model && (load_scm_model_init(msipf_device) < 0)) { ret = -EINVAL; - goto fail_platform_device1; + goto fail_scm_model_init; } ret = sysfs_create_group(&msipf_device->dev.kobj, &msipf_attribute_group); if (ret) - goto fail_platform_device2; + goto fail_create_group; if (!quirks->old_ec_model) { if (threeg_exists) ret = device_create_file(&msipf_device->dev, &dev_attr_threeg); if (ret) - goto fail_platform_device2; + goto fail_create_attr; } else { ret = sysfs_create_group(&msipf_device->dev.kobj, &msipf_old_attribute_group); if (ret) - goto fail_platform_device2; + goto fail_create_attr; /* Disable automatic brightness control by default because * this module was probably loaded to do brightness control in @@ -1134,26 +1134,22 @@ static int __init msi_init(void) return 0; -fail_platform_device2: - +fail_create_attr: + sysfs_remove_group(&msipf_device->dev.kobj, &msipf_attribute_group); +fail_create_group: if (quirks->load_scm_model) { i8042_remove_filter(msi_laptop_i8042_filter); cancel_delayed_work_sync(&msi_rfkill_dwork); cancel_work_sync(&msi_rfkill_work); rfkill_cleanup(); } +fail_scm_model_init: platform_device_del(msipf_device); - -fail_platform_device1: - +fail_device_add: platform_device_put(msipf_device); - fail_platform_driver: - platform_driver_unregister(&msipf_driver); - fail_backlight: - backlight_device_unregister(msibl_device); return ret; diff --git a/drivers/rapidio/switches/idt_gen2.c b/drivers/rapidio/switches/idt_gen2.c index 00a71eb..9f7fe21 100644 --- a/drivers/rapidio/switches/idt_gen2.c +++ b/drivers/rapidio/switches/idt_gen2.c @@ -16,6 +16,8 @@ #include #include #include + +#include #include "../rio.h" #define LOCAL_RTE_CONF_DESTID_SEL 0x010070 diff --git a/drivers/scsi/constants.c b/drivers/scsi/constants.c index 76e4c03..d35a5d6 100644 --- a/drivers/scsi/constants.c +++ b/drivers/scsi/constants.c @@ -1,10 +1,10 @@ -/* +/* * ASCII values for a number of symbolic constants, printing functions, * etc. * Additions for SCSI 2 and Linux 2.2.x by D. Gilbert (990422) * Additions for SCSI 3+ (SPC-3 T10/1416-D Rev 07 3 May 2002) * by D. Gilbert and aeb (20020609) - * Update to SPC-4 T10/1713-D Rev 20, 22 May 2009, D. Gilbert 20090624 + * Updated to SPC-4 T10/1713-D Rev 36g, D. Gilbert 20130701 */ #include @@ -21,12 +21,13 @@ /* Commands with service actions that change the command name */ -#define MAINTENANCE_IN 0xa3 -#define MAINTENANCE_OUT 0xa4 #define SERVICE_ACTION_IN_12 0xab #define SERVICE_ACTION_OUT_12 0xa9 +#define SERVICE_ACTION_BIDIRECTIONAL 0x9d #define SERVICE_ACTION_IN_16 0x9e #define SERVICE_ACTION_OUT_16 0x9f +#define THIRD_PARTY_COPY_OUT 0x83 +#define THIRD_PARTY_COPY_IN 0x84 @@ -36,11 +37,11 @@ static const char * cdb_byte0_names[] = { /* 04-07 */ "Format Unit/Medium", "Read Block Limits", NULL, "Reassign Blocks", /* 08-0d */ "Read(6)", NULL, "Write(6)", "Seek(6)", NULL, NULL, -/* 0e-12 */ NULL, "Read Reverse", "Write Filemarks", "Space", "Inquiry", +/* 0e-12 */ NULL, "Read Reverse", "Write Filemarks", "Space", "Inquiry", /* 13-16 */ "Verify(6)", "Recover Buffered Data", "Mode Select(6)", "Reserve(6)", /* 17-1a */ "Release(6)", "Copy", "Erase", "Mode Sense(6)", -/* 1b-1d */ "Start/Stop Unit", "Receive Diagnostic", "Send Diagnostic", +/* 1b-1d */ "Start/Stop Unit", "Receive Diagnostic", "Send Diagnostic", /* 1e-1f */ "Prevent/Allow Medium Removal", NULL, /* 20-22 */ NULL, NULL, NULL, /* 23-28 */ "Read Format Capacities", "Set Window", @@ -48,16 +49,16 @@ static const char * cdb_byte0_names[] = { /* 29-2d */ "Read Generation", "Write(10)", "Seek(10)", "Erase(10)", "Read updated block", /* 2e-31 */ "Write Verify(10)", "Verify(10)", "Search High", "Search Equal", -/* 32-34 */ "Search Low", "Set Limits", "Prefetch/Read Position", +/* 32-34 */ "Search Low", "Set Limits", "Prefetch/Read Position", /* 35-37 */ "Synchronize Cache(10)", "Lock/Unlock Cache(10)", - "Read Defect Data(10)", -/* 38-3c */ "Medium Scan", "Compare", "Copy Verify", "Write Buffer", - "Read Buffer", + "Read Defect Data(10)", +/* 38-3c */ "Medium Scan", "Compare", "Copy Verify", "Write Buffer", + "Read Buffer", /* 3d-3f */ "Update Block", "Read Long(10)", "Write Long(10)", /* 40-41 */ "Change Definition", "Write Same(10)", /* 42-48 */ "Unmap/Read sub-channel", "Read TOC/PMA/ATIP", "Read density support", "Play audio(10)", "Get configuration", - "Play audio msf", "Play audio track/index", + "Play audio msf", "Sanitize/Play audio track/index", /* 49-4f */ "Play track relative(10)", "Get event status notification", "Pause/resume", "Log Select", "Log Sense", "Stop play/scan", NULL, @@ -72,17 +73,17 @@ static const char * cdb_byte0_names[] = { /* 70-77 */ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 78-7f */ NULL, NULL, NULL, NULL, NULL, NULL, "Extended CDB", "Variable length", -/* 80-84 */ "Xdwrite(16)", "Rebuild(16)", "Regenerate(16)", "Extended copy", - "Receive copy results", +/* 80-84 */ "Xdwrite(16)", "Rebuild(16)", "Regenerate(16)", + "Third party copy out", "Third party copy in", /* 85-89 */ "ATA command pass through(16)", "Access control in", - "Access control out", "Read(16)", "Memory Export Out(16)", + "Access control out", "Read(16)", "Compare and Write", /* 8a-8f */ "Write(16)", "ORWrite", "Read attributes", "Write attributes", "Write and verify(16)", "Verify(16)", /* 90-94 */ "Pre-fetch(16)", "Synchronize cache(16)", "Lock/unlock cache(16)", "Write same(16)", NULL, /* 95-99 */ NULL, NULL, NULL, NULL, NULL, -/* 9a-9f */ NULL, NULL, NULL, NULL, "Service action in(16)", - "Service action out(16)", +/* 9a-9f */ NULL, NULL, NULL, "Service action bidirectional", + "Service action in(16)", "Service action out(16)", /* a0-a5 */ "Report luns", "ATA command pass through(12)/Blank", "Security protocol in", "Maintenance in", "Maintenance out", "Move medium/play audio(12)", @@ -122,6 +123,7 @@ static const struct value_name_pair maint_out_arr[] = { {0x6, "Set identifying information"}, {0xa, "Set target port groups"}, {0xb, "Change aliases"}, + {0xc, "Remove I_T nexus"}, {0xe, "Set priority"}, {0xf, "Set timestamp"}, {0x10, "Management protocol out"}, @@ -138,10 +140,16 @@ static const struct value_name_pair serv_out12_arr[] = { }; #define SERV_OUT12_SZ ARRAY_SIZE(serv_out12_arr) +static const struct value_name_pair serv_bidi_arr[] = { + {-1, "dummy entry"}, +}; +#define SERV_BIDI_SZ ARRAY_SIZE(serv_bidi_arr) + static const struct value_name_pair serv_in16_arr[] = { {0x10, "Read capacity(16)"}, {0x11, "Read long(16)"}, {0x12, "Get LBA status"}, + {0x13, "Report referrals"}, }; #define SERV_IN16_SZ ARRAY_SIZE(serv_in16_arr) @@ -151,6 +159,51 @@ static const struct value_name_pair serv_out16_arr[] = { }; #define SERV_OUT16_SZ ARRAY_SIZE(serv_out16_arr) +static const struct value_name_pair pr_in_arr[] = { + {0x0, "Persistent reserve in, read keys"}, + {0x1, "Persistent reserve in, read reservation"}, + {0x2, "Persistent reserve in, report capabilities"}, + {0x3, "Persistent reserve in, read full status"}, +}; +#define PR_IN_SZ ARRAY_SIZE(pr_in_arr) + +static const struct value_name_pair pr_out_arr[] = { + {0x0, "Persistent reserve out, register"}, + {0x1, "Persistent reserve out, reserve"}, + {0x2, "Persistent reserve out, release"}, + {0x3, "Persistent reserve out, clear"}, + {0x4, "Persistent reserve out, preempt"}, + {0x5, "Persistent reserve out, preempt and abort"}, + {0x6, "Persistent reserve out, register and ignore existing key"}, + {0x7, "Persistent reserve out, register and move"}, +}; +#define PR_OUT_SZ ARRAY_SIZE(pr_out_arr) + +/* SPC-4 rev 34 renamed the Extended Copy opcode to Third Party Copy Out. + LID1 (List Identifier length: 1 byte) is the Extended Copy found in SPC-2 + and SPC-3 */ +static const struct value_name_pair tpc_out_arr[] = { + {0x0, "Extended copy(LID1)"}, + {0x1, "Extended copy(LID4)"}, + {0x10, "Populate token"}, + {0x11, "Write using token"}, + {0x1c, "Copy operation abort"}, +}; +#define TPC_OUT_SZ ARRAY_SIZE(tpc_out_arr) + +static const struct value_name_pair tpc_in_arr[] = { + {0x0, "Receive copy status(LID1)"}, + {0x1, "Receive copy data(LID1)"}, + {0x3, "Receive copy operating parameters"}, + {0x4, "Receive copy failure details(LID1)"}, + {0x5, "Receive copy status(LID4)"}, + {0x6, "Receive copy data(LID4)"}, + {0x7, "Receive ROD token information"}, + {0x8, "Report all ROD tokens"}, +}; +#define TPC_IN_SZ ARRAY_SIZE(tpc_in_arr) + + static const struct value_name_pair variable_length_arr[] = { {0x1, "Rebuild(32)"}, {0x2, "Regenerate(32)"}, @@ -207,6 +260,7 @@ static const char * get_sa_name(const struct value_name_pair * arr, static void print_opcode_name(unsigned char * cdbp, int cdb_len) { int sa, len, cdb0; + int fin_name = 0; const char * name; cdb0 = cdbp[0]; @@ -219,7 +273,8 @@ static void print_opcode_name(unsigned char * cdbp, int cdb_len) break; } sa = (cdbp[8] << 8) + cdbp[9]; - name = get_sa_name(variable_length_arr, VARIABLE_LENGTH_SZ, sa); + name = get_sa_name(variable_length_arr, VARIABLE_LENGTH_SZ, + sa); if (name) printk("%s", name); else @@ -232,50 +287,57 @@ static void print_opcode_name(unsigned char * cdbp, int cdb_len) case MAINTENANCE_IN: sa = cdbp[1] & 0x1f; name = get_sa_name(maint_in_arr, MAINT_IN_SZ, sa); - if (name) - printk("%s", name); - else - printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); + fin_name = 1; break; case MAINTENANCE_OUT: sa = cdbp[1] & 0x1f; name = get_sa_name(maint_out_arr, MAINT_OUT_SZ, sa); - if (name) - printk("%s", name); - else - printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); + fin_name = 1; + break; + case PERSISTENT_RESERVE_IN: + sa = cdbp[1] & 0x1f; + name = get_sa_name(pr_in_arr, PR_IN_SZ, sa); + fin_name = 1; + break; + case PERSISTENT_RESERVE_OUT: + sa = cdbp[1] & 0x1f; + name = get_sa_name(pr_out_arr, PR_OUT_SZ, sa); + fin_name = 1; break; case SERVICE_ACTION_IN_12: sa = cdbp[1] & 0x1f; name = get_sa_name(serv_in12_arr, SERV_IN12_SZ, sa); - if (name) - printk("%s", name); - else - printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); + fin_name = 1; break; case SERVICE_ACTION_OUT_12: sa = cdbp[1] & 0x1f; name = get_sa_name(serv_out12_arr, SERV_OUT12_SZ, sa); - if (name) - printk("%s", name); - else - printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); + fin_name = 1; + break; + case SERVICE_ACTION_BIDIRECTIONAL: + sa = cdbp[1] & 0x1f; + name = get_sa_name(serv_bidi_arr, SERV_BIDI_SZ, sa); + fin_name = 1; break; case SERVICE_ACTION_IN_16: sa = cdbp[1] & 0x1f; name = get_sa_name(serv_in16_arr, SERV_IN16_SZ, sa); - if (name) - printk("%s", name); - else - printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); + fin_name = 1; break; case SERVICE_ACTION_OUT_16: sa = cdbp[1] & 0x1f; name = get_sa_name(serv_out16_arr, SERV_OUT16_SZ, sa); - if (name) - printk("%s", name); - else - printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); + fin_name = 1; + break; + case THIRD_PARTY_COPY_IN: + sa = cdbp[1] & 0x1f; + name = get_sa_name(tpc_in_arr, TPC_IN_SZ, sa); + fin_name = 1; + break; + case THIRD_PARTY_COPY_OUT: + sa = cdbp[1] & 0x1f; + name = get_sa_name(tpc_out_arr, TPC_OUT_SZ, sa); + fin_name = 1; break; default: if (cdb0 < 0xc0) { @@ -288,6 +350,12 @@ static void print_opcode_name(unsigned char * cdbp, int cdb_len) printk("cdb[0]=0x%x (vendor)", cdb0); break; } + if (fin_name) { + if (name) + printk("%s", name); + else + printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); + } } #else /* ifndef CONFIG_SCSI_CONSTANTS */ @@ -312,10 +380,15 @@ static void print_opcode_name(unsigned char * cdbp, int cdb_len) break; case MAINTENANCE_IN: case MAINTENANCE_OUT: + case PERSISTENT_RESERVE_IN: + case PERSISTENT_RESERVE_OUT: case SERVICE_ACTION_IN_12: case SERVICE_ACTION_OUT_12: + case SERVICE_ACTION_BIDIRECTIONAL: case SERVICE_ACTION_IN_16: case SERVICE_ACTION_OUT_16: + case THIRD_PARTY_COPY_IN: + case THIRD_PARTY_COPY_OUT: sa = cdbp[1] & 0x1f; printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); break; @@ -327,7 +400,7 @@ static void print_opcode_name(unsigned char * cdbp, int cdb_len) break; } } -#endif +#endif void __scsi_print_command(unsigned char *cdb) { @@ -336,7 +409,7 @@ void __scsi_print_command(unsigned char *cdb) print_opcode_name(cdb, 0); len = scsi_command_size(cdb); /* print out all bytes in cdb */ - for (k = 0; k < len; ++k) + for (k = 0; k < len; ++k) printk(" %02x", cdb[k]); printk("\n"); } @@ -404,8 +477,9 @@ struct error_info { /* * The canonical list of T10 Additional Sense Codes is available at: - * http://www.t10.org/lists/asc-num.txt + * http://www.t10.org/lists/asc-num.txt [most recent: 20130605] */ + static const struct error_info additional[] = { {0x0000, "No additional sense information"}, @@ -430,6 +504,8 @@ static const struct error_info additional[] = {0x001C, "Verify operation in progress"}, {0x001D, "ATA pass through information available"}, {0x001E, "Conflicting SA creation request"}, + {0x001F, "Logical unit transitioning to another power condition"}, + {0x0020, "Extended copy information available"}, {0x0100, "No index/sector signal"}, @@ -460,6 +536,17 @@ static const struct error_info additional[] = {0x0412, "Logical unit not ready, offline"}, {0x0413, "Logical unit not ready, SA creation in progress"}, {0x0414, "Logical unit not ready, space allocation in progress"}, + {0x0415, "Logical unit not ready, robotics disabled"}, + {0x0416, "Logical unit not ready, configuration required"}, + {0x0417, "Logical unit not ready, calibration required"}, + {0x0418, "Logical unit not ready, a door is open"}, + {0x0419, "Logical unit not ready, operating in sequential mode"}, + {0x041A, "Logical unit not ready, start stop unit command in " + "progress"}, + {0x041B, "Logical unit not ready, sanitize in progress"}, + {0x041C, "Logical unit not ready, additional power use not yet " + "granted"}, + {0x041D, "Logical unit not ready, configuration in progress"}, {0x0500, "Logical unit does not respond to selection"}, @@ -490,6 +577,7 @@ static const struct error_info additional[] = {0x0B06, "Warning - non-volatile cache now volatile"}, {0x0B07, "Warning - degraded power to non-volatile cache"}, {0x0B08, "Warning - power loss expected"}, + {0x0B09, "Warning - device statistics notification active"}, {0x0C00, "Write error"}, {0x0C01, "Write error - recovered with auto reallocation"}, @@ -505,6 +593,7 @@ static const struct error_info additional[] = {0x0C0B, "Auxiliary memory write error"}, {0x0C0C, "Write error - unexpected unsolicited data"}, {0x0C0D, "Write error - not enough unsolicited data"}, + {0x0C0E, "Multiple write errors"}, {0x0C0F, "Defects in error window"}, {0x0D00, "Error detected by third party temporary initiator"}, @@ -523,6 +612,8 @@ static const struct error_info additional[] = {0x1001, "Logical block guard check failed"}, {0x1002, "Logical block application tag check failed"}, {0x1003, "Logical block reference tag check failed"}, + {0x1004, "Logical block protection error on recover buffered data"}, + {0x1005, "Logical block protection method error"}, {0x1100, "Unrecovered read error"}, {0x1101, "Read retries exhausted"}, @@ -545,6 +636,7 @@ static const struct error_info additional[] = {0x1112, "Auxiliary memory read error"}, {0x1113, "Read error - failed retransmission request"}, {0x1114, "Read error - lba marked bad by application client"}, + {0x1115, "Write after sanitize required"}, {0x1200, "Address mark not found for id field"}, @@ -622,6 +714,7 @@ static const struct error_info additional[] = {0x2009, "Access denied - invalid LU identifier"}, {0x200A, "Access denied - invalid proxy token"}, {0x200B, "Access denied - ACL LUN conflict"}, + {0x200C, "Illegal command when not in append-only mode"}, {0x2100, "Logical block address out of range"}, {0x2101, "Invalid element address"}, @@ -630,6 +723,19 @@ static const struct error_info additional[] = {0x2200, "Illegal function (use 20 00, 24 00, or 26 00)"}, + {0x2300, "Invalid token operation, cause not reportable"}, + {0x2301, "Invalid token operation, unsupported token type"}, + {0x2302, "Invalid token operation, remote token usage not supported"}, + {0x2303, "Invalid token operation, remote rod token creation not " + "supported"}, + {0x2304, "Invalid token operation, token unknown"}, + {0x2305, "Invalid token operation, token corrupt"}, + {0x2306, "Invalid token operation, token revoked"}, + {0x2307, "Invalid token operation, token expired"}, + {0x2308, "Invalid token operation, token cancelled"}, + {0x2309, "Invalid token operation, token deleted"}, + {0x230A, "Invalid token operation, invalid token length"}, + {0x2400, "Invalid field in cdb"}, {0x2401, "CDB decryption error"}, {0x2402, "Obsolete"}, @@ -705,6 +811,7 @@ static const struct error_info additional[] = "event"}, {0x2A13, "Data encryption key instance counter has changed"}, {0x2A14, "SA creation capabilities data has changed"}, + {0x2A15, "Medium removal prevention preempted"}, {0x2B00, "Copy cannot execute since host cannot disconnect"}, @@ -720,6 +827,7 @@ static const struct error_info additional[] = {0x2C09, "Previous reservation conflict status"}, {0x2C0A, "Partition or collection contains user objects"}, {0x2C0B, "Not reserved"}, + {0x2C0C, "Orwrite generation does not match"}, {0x2D00, "Overwrite error on update in place"}, @@ -728,6 +836,7 @@ static const struct error_info additional[] = {0x2F00, "Commands cleared by another initiator"}, {0x2F01, "Commands cleared by power loss notification"}, {0x2F02, "Commands cleared by device server"}, + {0x2F03, "Some commands cleared by queuing layer event"}, {0x3000, "Incompatible medium installed"}, {0x3001, "Cannot read medium - unknown format"}, @@ -745,10 +854,12 @@ static const struct error_info additional[] = {0x3010, "Medium not formatted"}, {0x3011, "Incompatible volume type"}, {0x3012, "Incompatible volume qualifier"}, + {0x3013, "Cleaning volume expired"}, {0x3100, "Medium format corrupted"}, {0x3101, "Format command failed"}, {0x3102, "Zoned formatting failed due to spare linking"}, + {0x3103, "Sanitize command failed"}, {0x3200, "No defect spare location available"}, {0x3201, "Defect list update failure"}, @@ -809,6 +920,8 @@ static const struct error_info additional[] = {0x3B19, "Element enabled"}, {0x3B1A, "Data transfer device removed"}, {0x3B1B, "Data transfer device inserted"}, + {0x3B1C, "Too many logical objects on partition to support " + "operation"}, {0x3D00, "Invalid bits in identify message"}, @@ -839,6 +952,7 @@ static const struct error_info additional[] = {0x3F12, "iSCSI IP address added"}, {0x3F13, "iSCSI IP address removed"}, {0x3F14, "iSCSI IP address changed"}, + {0x3F15, "Inspect referrals sense descriptors"}, /* * {0x40NN, "Ram failure"}, * {0x40NN, "Diagnostic failure on component nn"}, @@ -848,6 +962,7 @@ static const struct error_info additional[] = {0x4300, "Message error"}, {0x4400, "Internal target failure"}, + {0x4401, "Persistent reservation information lost"}, {0x4471, "ATA device failed set features"}, {0x4500, "Select or reselect failure"}, @@ -876,6 +991,21 @@ static const struct error_info additional[] = {0x4B04, "Nak received"}, {0x4B05, "Data offset error"}, {0x4B06, "Initiator response timeout"}, + {0x4B07, "Connection lost"}, + {0x4B08, "Data-in buffer overflow - data buffer size"}, + {0x4B09, "Data-in buffer overflow - data buffer descriptor area"}, + {0x4B0A, "Data-in buffer error"}, + {0x4B0B, "Data-out buffer overflow - data buffer size"}, + {0x4B0C, "Data-out buffer overflow - data buffer descriptor area"}, + {0x4B0D, "Data-out buffer error"}, + {0x4B0E, "PCIe fabric error"}, + {0x4B0F, "PCIe completion timeout"}, + {0x4B10, "PCIe completer abort"}, + {0x4B11, "PCIe poisoned tlp received"}, + {0x4B12, "PCIe eCRC check failed"}, + {0x4B13, "PCIe unsupported request"}, + {0x4B14, "PCIe acs violation"}, + {0x4B15, "PCIe tlp prefix blocked"}, {0x4C00, "Logical unit failed self-configuration"}, /* @@ -897,6 +1027,10 @@ static const struct error_info additional[] = {0x5302, "Medium removal prevented"}, {0x5303, "Medium removal prevented by data transfer element"}, {0x5304, "Medium thread or unthread failure"}, + {0x5305, "Volume identifier invalid"}, + {0x5306, "Volume identifier missing"}, + {0x5307, "Duplicate volume identifier"}, + {0x5308, "Element status unknown"}, {0x5400, "Scsi to host system interface failure"}, @@ -911,6 +1045,9 @@ static const struct error_info additional[] = {0x5508, "Maximum number of supplemental decryption keys exceeded"}, {0x5509, "Medium auxiliary memory not accessible"}, {0x550A, "Data currently unavailable"}, + {0x550B, "Insufficient power for operation"}, + {0x550C, "Insufficient resources to create rod"}, + {0x550D, "Insufficient resources to create rod token"}, {0x5700, "Unable to recover table-of-contents"}, @@ -1069,6 +1206,7 @@ static const struct error_info additional[] = {0x670B, "ATA device feature not enabled"}, {0x6800, "Logical unit not configured"}, + {0x6801, "Subsidiary logical unit not configured"}, {0x6900, "Data loss on logical unit"}, {0x6901, "Multiple logical unit failures"}, @@ -1185,10 +1323,13 @@ static const char * const snstext[] = { "Vendor Specific(9)", "Copy Aborted", /* A: COPY or COMPARE was aborted */ "Aborted Command", /* B: The target aborted the command */ - "Equal", /* C: A SEARCH DATA command found data equal */ + "Equal", /* C: A SEARCH DATA command found data equal, + reserved in SPC-4 rev 36 */ "Volume Overflow", /* D: Medium full with still data to be written */ "Miscompare", /* E: Source data and data on the medium do not agree */ + "Completed", /* F: command completed sense data reported, + may occur for successful command */ }; #endif @@ -1306,7 +1447,7 @@ scsi_decode_sense_buffer(const unsigned char *sense_buffer, int sense_len, struct scsi_sense_hdr *sshdr) { int k, num, res; - + res = scsi_normalize_sense(sense_buffer, sense_len, sshdr); if (0 == res) { /* this may be SCSI-1 sense data */ @@ -1459,5 +1600,3 @@ void scsi_print_result(struct scsi_cmnd *cmd) scsi_show_result(cmd->result); } EXPORT_SYMBOL(scsi_print_result); - - diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index 4a05d04..07453bb 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -774,7 +774,6 @@ static void fcoe_fdmi_info(struct fc_lport *lport, struct net_device *netdev) struct fcoe_port *port; struct net_device *realdev; int rc; - struct netdev_fcoe_hbainfo fdmi; port = lport_priv(lport); fcoe = port->priv; @@ -788,9 +787,13 @@ static void fcoe_fdmi_info(struct fc_lport *lport, struct net_device *netdev) return; if (realdev->netdev_ops->ndo_fcoe_get_hbainfo) { - memset(&fdmi, 0, sizeof(fdmi)); + struct netdev_fcoe_hbainfo *fdmi; + fdmi = kzalloc(sizeof(*fdmi), GFP_KERNEL); + if (!fdmi) + return; + rc = realdev->netdev_ops->ndo_fcoe_get_hbainfo(realdev, - &fdmi); + fdmi); if (rc) { printk(KERN_INFO "fcoe: Failed to retrieve FDMI " "information from netdev.\n"); @@ -800,38 +803,39 @@ static void fcoe_fdmi_info(struct fc_lport *lport, struct net_device *netdev) snprintf(fc_host_serial_number(lport->host), FC_SERIAL_NUMBER_SIZE, "%s", - fdmi.serial_number); + fdmi->serial_number); snprintf(fc_host_manufacturer(lport->host), FC_SERIAL_NUMBER_SIZE, "%s", - fdmi.manufacturer); + fdmi->manufacturer); snprintf(fc_host_model(lport->host), FC_SYMBOLIC_NAME_SIZE, "%s", - fdmi.model); + fdmi->model); snprintf(fc_host_model_description(lport->host), FC_SYMBOLIC_NAME_SIZE, "%s", - fdmi.model_description); + fdmi->model_description); snprintf(fc_host_hardware_version(lport->host), FC_VERSION_STRING_SIZE, "%s", - fdmi.hardware_version); + fdmi->hardware_version); snprintf(fc_host_driver_version(lport->host), FC_VERSION_STRING_SIZE, "%s", - fdmi.driver_version); + fdmi->driver_version); snprintf(fc_host_optionrom_version(lport->host), FC_VERSION_STRING_SIZE, "%s", - fdmi.optionrom_version); + fdmi->optionrom_version); snprintf(fc_host_firmware_version(lport->host), FC_VERSION_STRING_SIZE, "%s", - fdmi.firmware_version); + fdmi->firmware_version); /* Enable FDMI lport states */ lport->fdmi_enabled = 1; + kfree(fdmi); } else { lport->fdmi_enabled = 0; printk(KERN_INFO "fcoe: No FDMI support.\n"); diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c index 795843d..203415e 100644 --- a/drivers/scsi/fcoe/fcoe_ctlr.c +++ b/drivers/scsi/fcoe/fcoe_ctlr.c @@ -2090,7 +2090,11 @@ static struct fc_rport_operations fcoe_ctlr_vn_rport_ops = { */ static void fcoe_ctlr_disc_stop_locked(struct fc_lport *lport) { + struct fc_rport_priv *rdata; + mutex_lock(&lport->disc.disc_mutex); + list_for_each_entry_rcu(rdata, &lport->disc.rports, peers) + lport->tt.rport_logoff(rdata); lport->disc.disc_callback = NULL; mutex_unlock(&lport->disc.disc_mutex); } diff --git a/drivers/scsi/fcoe/fcoe_sysfs.c b/drivers/scsi/fcoe/fcoe_sysfs.c index 8c05ae01..c9382d6 100644 --- a/drivers/scsi/fcoe/fcoe_sysfs.c +++ b/drivers/scsi/fcoe/fcoe_sysfs.c @@ -507,7 +507,7 @@ static const struct attribute_group *fcoe_fcf_attr_groups[] = { NULL, }; -struct bus_type fcoe_bus_type; +static struct bus_type fcoe_bus_type; static int fcoe_bus_match(struct device *dev, struct device_driver *drv) @@ -541,25 +541,25 @@ static void fcoe_fcf_device_release(struct device *dev) kfree(fcf); } -struct device_type fcoe_ctlr_device_type = { +static struct device_type fcoe_ctlr_device_type = { .name = "fcoe_ctlr", .groups = fcoe_ctlr_attr_groups, .release = fcoe_ctlr_device_release, }; -struct device_type fcoe_fcf_device_type = { +static struct device_type fcoe_fcf_device_type = { .name = "fcoe_fcf", .groups = fcoe_fcf_attr_groups, .release = fcoe_fcf_device_release, }; -struct bus_attribute fcoe_bus_attr_group[] = { +static struct bus_attribute fcoe_bus_attr_group[] = { __ATTR(ctlr_create, S_IWUSR, NULL, fcoe_ctlr_create_store), __ATTR(ctlr_destroy, S_IWUSR, NULL, fcoe_ctlr_destroy_store), __ATTR_NULL }; -struct bus_type fcoe_bus_type = { +static struct bus_type fcoe_bus_type = { .name = "fcoe", .match = &fcoe_bus_match, .bus_attrs = fcoe_bus_attr_group, @@ -569,7 +569,7 @@ struct bus_type fcoe_bus_type = { * fcoe_ctlr_device_flush_work() - Flush a FIP ctlr's workqueue * @ctlr: Pointer to the FIP ctlr whose workqueue is to be flushed */ -void fcoe_ctlr_device_flush_work(struct fcoe_ctlr_device *ctlr) +static void fcoe_ctlr_device_flush_work(struct fcoe_ctlr_device *ctlr) { if (!fcoe_ctlr_work_q(ctlr)) { printk(KERN_ERR @@ -590,8 +590,8 @@ void fcoe_ctlr_device_flush_work(struct fcoe_ctlr_device *ctlr) * Return value: * 1 on success / 0 already queued / < 0 for error */ -int fcoe_ctlr_device_queue_work(struct fcoe_ctlr_device *ctlr, - struct work_struct *work) +static int fcoe_ctlr_device_queue_work(struct fcoe_ctlr_device *ctlr, + struct work_struct *work) { if (unlikely(!fcoe_ctlr_work_q(ctlr))) { printk(KERN_ERR @@ -609,7 +609,7 @@ int fcoe_ctlr_device_queue_work(struct fcoe_ctlr_device *ctlr, * fcoe_ctlr_device_flush_devloss() - Flush a FIP ctlr's devloss workqueue * @ctlr: Pointer to FIP ctlr whose workqueue is to be flushed */ -void fcoe_ctlr_device_flush_devloss(struct fcoe_ctlr_device *ctlr) +static void fcoe_ctlr_device_flush_devloss(struct fcoe_ctlr_device *ctlr) { if (!fcoe_ctlr_devloss_work_q(ctlr)) { printk(KERN_ERR @@ -631,9 +631,9 @@ void fcoe_ctlr_device_flush_devloss(struct fcoe_ctlr_device *ctlr) * Return value: * 1 on success / 0 already queued / < 0 for error */ -int fcoe_ctlr_device_queue_devloss_work(struct fcoe_ctlr_device *ctlr, - struct delayed_work *work, - unsigned long delay) +static int fcoe_ctlr_device_queue_devloss_work(struct fcoe_ctlr_device *ctlr, + struct delayed_work *work, + unsigned long delay) { if (unlikely(!fcoe_ctlr_devloss_work_q(ctlr))) { printk(KERN_ERR diff --git a/drivers/scsi/fcoe/fcoe_transport.c b/drivers/scsi/fcoe/fcoe_transport.c index 01adbe0..74277c2 100644 --- a/drivers/scsi/fcoe/fcoe_transport.c +++ b/drivers/scsi/fcoe/fcoe_transport.c @@ -180,24 +180,10 @@ void fcoe_ctlr_get_lesb(struct fcoe_ctlr_device *ctlr_dev) { struct fcoe_ctlr *fip = fcoe_ctlr_device_priv(ctlr_dev); struct net_device *netdev = fcoe_get_netdev(fip->lp); - struct fcoe_fc_els_lesb *fcoe_lesb; - struct fc_els_lesb fc_lesb; - - __fcoe_get_lesb(fip->lp, &fc_lesb, netdev); - fcoe_lesb = (struct fcoe_fc_els_lesb *)(&fc_lesb); - - ctlr_dev->lesb.lesb_link_fail = - ntohl(fcoe_lesb->lesb_link_fail); - ctlr_dev->lesb.lesb_vlink_fail = - ntohl(fcoe_lesb->lesb_vlink_fail); - ctlr_dev->lesb.lesb_miss_fka = - ntohl(fcoe_lesb->lesb_miss_fka); - ctlr_dev->lesb.lesb_symb_err = - ntohl(fcoe_lesb->lesb_symb_err); - ctlr_dev->lesb.lesb_err_block = - ntohl(fcoe_lesb->lesb_err_block); - ctlr_dev->lesb.lesb_fcs_error = - ntohl(fcoe_lesb->lesb_fcs_error); + struct fc_els_lesb *fc_lesb; + + fc_lesb = (struct fc_els_lesb *)(&ctlr_dev->lesb); + __fcoe_get_lesb(fip->lp, fc_lesb, netdev); } EXPORT_SYMBOL_GPL(fcoe_ctlr_get_lesb); @@ -721,7 +707,6 @@ ssize_t fcoe_ctlr_create_store(struct bus_type *bus, { struct net_device *netdev = NULL; struct fcoe_transport *ft = NULL; - struct fcoe_ctlr_device *ctlr_dev = NULL; int rc = 0; int err; @@ -768,9 +753,8 @@ ssize_t fcoe_ctlr_create_store(struct bus_type *bus, goto out_putdev; } - LIBFCOE_TRANSPORT_DBG("transport %s %s to create fcoe on %s.\n", - ft->name, (ctlr_dev) ? "succeeded" : "failed", - netdev->name); + LIBFCOE_TRANSPORT_DBG("transport %s succeeded to create fcoe on %s.\n", + ft->name, netdev->name); out_putdev: dev_put(netdev); diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c index 8b928c6..5879929 100644 --- a/drivers/scsi/libfc/fc_exch.c +++ b/drivers/scsi/libfc/fc_exch.c @@ -337,7 +337,7 @@ static void fc_exch_release(struct fc_exch *ep) * fc_exch_timer_cancel() - cancel exch timer * @ep: The exchange whose timer to be canceled */ -static inline void fc_exch_timer_cancel(struct fc_exch *ep) +static inline void fc_exch_timer_cancel(struct fc_exch *ep) { if (cancel_delayed_work(&ep->timeout_work)) { FC_EXCH_DBG(ep, "Exchange timer canceled\n"); @@ -1567,7 +1567,7 @@ static void fc_exch_abts_resp(struct fc_exch *ep, struct fc_frame *fp) fc_exch_rctl_name(fh->fh_r_ctl)); if (cancel_delayed_work_sync(&ep->timeout_work)) { - FC_EXCH_DBG(ep, "Exchange timer canceled\n"); + FC_EXCH_DBG(ep, "Exchange timer canceled due to ABTS response\n"); fc_exch_release(ep); /* release from pending timer hold */ } diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c index 6bbb944..c710d90 100644 --- a/drivers/scsi/libfc/fc_rport.c +++ b/drivers/scsi/libfc/fc_rport.c @@ -926,6 +926,20 @@ err: kref_put(&rdata->kref, rdata->local_port->tt.rport_destroy); } +static bool +fc_rport_compatible_roles(struct fc_lport *lport, struct fc_rport_priv *rdata) +{ + if (rdata->ids.roles == FC_PORT_ROLE_UNKNOWN) + return true; + if ((rdata->ids.roles & FC_PORT_ROLE_FCP_TARGET) && + (lport->service_params & FCP_SPPF_INIT_FCN)) + return true; + if ((rdata->ids.roles & FC_PORT_ROLE_FCP_INITIATOR) && + (lport->service_params & FCP_SPPF_TARG_FCN)) + return true; + return false; +} + /** * fc_rport_enter_plogi() - Send Port Login (PLOGI) request * @rdata: The remote port to send a PLOGI to @@ -938,6 +952,12 @@ static void fc_rport_enter_plogi(struct fc_rport_priv *rdata) struct fc_lport *lport = rdata->local_port; struct fc_frame *fp; + if (!fc_rport_compatible_roles(lport, rdata)) { + FC_RPORT_DBG(rdata, "PLOGI suppressed for incompatible role\n"); + fc_rport_state_enter(rdata, RPORT_ST_PLOGI_WAIT); + return; + } + FC_RPORT_DBG(rdata, "Port entered PLOGI state from %s state\n", fc_rport_state(rdata)); @@ -1646,6 +1666,13 @@ static void fc_rport_recv_plogi_req(struct fc_lport *lport, rjt_data.explan = ELS_EXPL_NONE; goto reject; } + if (!fc_rport_compatible_roles(lport, rdata)) { + FC_RPORT_DBG(rdata, "Received PLOGI for incompatible role\n"); + mutex_unlock(&rdata->rp_mutex); + rjt_data.reason = ELS_RJT_LOGIC; + rjt_data.explan = ELS_EXPL_NONE; + goto reject; + } /* * Get session payload size from incoming PLOGI. diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 6002d36..0177295 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -4958,10 +4958,12 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, sense, sense_handle); } - for (i = 0; i < ioc->sge_count && kbuff_arr[i]; i++) { - dma_free_coherent(&instance->pdev->dev, - kern_sge32[i].length, - kbuff_arr[i], kern_sge32[i].phys_addr); + for (i = 0; i < ioc->sge_count; i++) { + if (kbuff_arr[i]) + dma_free_coherent(&instance->pdev->dev, + kern_sge32[i].length, + kbuff_arr[i], + kern_sge32[i].phys_addr); } megasas_return_cmd(instance, cmd); diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c b/drivers/scsi/megaraid/megaraid_sas_fp.c index 8056eac..4f401f7 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fp.c +++ b/drivers/scsi/megaraid/megaraid_sas_fp.c @@ -585,7 +585,7 @@ u8 get_arm(struct megasas_instance *instance, u32 ld, u8 span, u64 stripe, case 1: /* start with logical arm */ arm = get_arm_from_strip(instance, ld, stripe, map); - if (arm != -1UL) + if (arm != -1U) arm *= 2; break; } @@ -637,7 +637,7 @@ static u8 mr_spanset_get_phy_params(struct megasas_instance *instance, u32 ld, if (raid->level == 6) { logArm = get_arm_from_strip(instance, ld, stripRow, map); - if (logArm == -1UL) + if (logArm == -1U) return FALSE; rowMod = mega_mod64(row, SPAN_ROW_SIZE(map, ld, span)); armQ = SPAN_ROW_SIZE(map, ld, span) - 1 - rowMod; diff --git a/drivers/scsi/mpt3sas/Kconfig b/drivers/scsi/mpt3sas/Kconfig index 81471bf..d53e1b0 100644 --- a/drivers/scsi/mpt3sas/Kconfig +++ b/drivers/scsi/mpt3sas/Kconfig @@ -2,7 +2,7 @@ # Kernel configuration file for the MPT3SAS # # This code is based on drivers/scsi/mpt3sas/Kconfig -# Copyright (C) 2012 LSI Corporation +# Copyright (C) 2012-2013 LSI Corporation # (mailto:DL-MPTFusionLinux@lsi.com) # This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/mpt3sas/mpi/mpi2.h b/drivers/scsi/mpt3sas/mpi/mpi2.h index 03317ff..20da8f9 100644 --- a/drivers/scsi/mpt3sas/mpi/mpi2.h +++ b/drivers/scsi/mpt3sas/mpi/mpi2.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2012 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2.h @@ -8,7 +8,7 @@ * scatter/gather formats. * Creation Date: June 21, 2006 * - * mpi2.h Version: 02.00.26 + * mpi2.h Version: 02.00.29 * * NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi25 * prefix are for use only on MPI v2.5 products, and must not be used @@ -82,6 +82,10 @@ * 03-29-12 02.00.25 Bumped MPI2_HEADER_VERSION_UNIT. * Added Hard Reset delay timings. * 07-10-12 02.00.26 Bumped MPI2_HEADER_VERSION_UNIT. + * 07-26-12 02.00.27 Bumped MPI2_HEADER_VERSION_UNIT. + * 11-27-12 02.00.28 Bumped MPI2_HEADER_VERSION_UNIT. + * 12-20-12 02.00.29 Bumped MPI2_HEADER_VERSION_UNIT. + * Added MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET. * -------------------------------------------------------------------------- */ @@ -115,7 +119,7 @@ #define MPI2_VERSION_02_05 (0x0205) /*Unit and Dev versioning for this MPI header set */ -#define MPI2_HEADER_VERSION_UNIT (0x1A) +#define MPI2_HEADER_VERSION_UNIT (0x1D) #define MPI2_HEADER_VERSION_DEV (0x00) #define MPI2_HEADER_VERSION_UNIT_MASK (0xFF00) #define MPI2_HEADER_VERSION_UNIT_SHIFT (8) @@ -274,6 +278,8 @@ typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS { #define MPI2_REPLY_POST_HOST_INDEX_MASK (0x00FFFFFF) #define MPI2_RPHI_MSIX_INDEX_MASK (0xFF000000) #define MPI2_RPHI_MSIX_INDEX_SHIFT (24) +#define MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET (0x0000030C) /*MPI v2.5 only*/ + /* *Defines for the HCBSize and address diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h b/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h index d8b2c3e..889aa70 100644 --- a/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h +++ b/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h @@ -1,12 +1,12 @@ /* - * Copyright (c) 2000-2011 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_cnfg.h * Title: MPI Configuration messages and pages * Creation Date: November 10, 2006 * - * mpi2_cnfg.h Version: 02.00.22 + * mpi2_cnfg.h Version: 02.00.24 * * NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi25 * prefix are for use only on MPI v2.5 products, and must not be used @@ -155,6 +155,11 @@ * Added UEFIVersion field to BIOS Page 1 and defined new * BiosOptions bits. * Incorporating additions for MPI v2.5. + * 11-27-12 02.00.23 Added MPI2_MANPAGE7_FLAG_EVENTREPLAY_SLOT_ORDER. + * Added MPI2_BIOSPAGE1_OPTIONS_MASK_OEM_ID. + * 12-20-12 02.00.24 Marked MPI2_SASIOUNIT1_CONTROL_CLEAR_AFFILIATION as + * obsolete for MPI v2.5 and later. + * Added some defines for 12G SAS speeds. * -------------------------------------------------------------------------- */ @@ -714,6 +719,7 @@ typedef struct _MPI2_CONFIG_PAGE_MAN_7 { #define MPI2_MANUFACTURING7_PAGEVERSION (0x01) /*defines for the Flags field */ +#define MPI2_MANPAGE7_FLAG_EVENTREPLAY_SLOT_ORDER (0x00000002) #define MPI2_MANPAGE7_FLAG_USE_SLOT_INFO (0x00000001) @@ -1310,6 +1316,9 @@ typedef struct _MPI2_CONFIG_PAGE_BIOS_1 { #define MPI2_BIOSPAGE1_PAGEVERSION (0x05) /*values for BIOS Page 1 BiosOptions field */ +#define MPI2_BIOSPAGE1_OPTIONS_MASK_OEM_ID (0x000000F0) +#define MPI2_BIOSPAGE1_OPTIONS_LSI_OEM_ID (0x00000000) + #define MPI2_BIOSPAGE1_OPTIONS_MASK_UEFI_HII_REGISTRATION (0x00000006) #define MPI2_BIOSPAGE1_OPTIONS_ENABLE_UEFI_HII (0x00000000) #define MPI2_BIOSPAGE1_OPTIONS_DISABLE_UEFI_HII (0x00000002) @@ -1884,6 +1893,7 @@ typedef struct _MPI2_CONFIG_PAGE_RD_PDISK_1 { #define MPI2_SAS_PRATE_MAX_RATE_1_5 (0x80) #define MPI2_SAS_PRATE_MAX_RATE_3_0 (0x90) #define MPI2_SAS_PRATE_MAX_RATE_6_0 (0xA0) +#define MPI25_SAS_PRATE_MAX_RATE_12_0 (0xB0) #define MPI2_SAS_PRATE_MIN_RATE_MASK (0x0F) #define MPI2_SAS_PRATE_MIN_RATE_NOT_PROGRAMMABLE (0x00) #define MPI2_SAS_PRATE_MIN_RATE_1_5 (0x08) @@ -1897,6 +1907,7 @@ typedef struct _MPI2_CONFIG_PAGE_RD_PDISK_1 { #define MPI2_SAS_HWRATE_MAX_RATE_1_5 (0x80) #define MPI2_SAS_HWRATE_MAX_RATE_3_0 (0x90) #define MPI2_SAS_HWRATE_MAX_RATE_6_0 (0xA0) +#define MPI25_SAS_HWRATE_MAX_RATE_12_0 (0xB0) #define MPI2_SAS_HWRATE_MIN_RATE_MASK (0x0F) #define MPI2_SAS_HWRATE_MIN_RATE_1_5 (0x08) #define MPI2_SAS_HWRATE_MIN_RATE_3_0 (0x09) diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_init.h b/drivers/scsi/mpt3sas/mpi/mpi2_init.h index a079e52..f7928bf 100644 --- a/drivers/scsi/mpt3sas/mpi/mpi2_init.h +++ b/drivers/scsi/mpt3sas/mpi/mpi2_init.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2012 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_init.h diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h b/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h index 0de425d..e2bb821 100644 --- a/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h +++ b/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h @@ -1,12 +1,12 @@ /* - * Copyright (c) 2000-2012 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_ioc.h * Title: MPI IOC, Port, Event, FW Download, and FW Upload messages * Creation Date: October 11, 2006 * - * mpi2_ioc.h Version: 02.00.21 + * mpi2_ioc.h Version: 02.00.22 * * NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi25 * prefix are for use only on MPI v2.5 products, and must not be used @@ -124,6 +124,9 @@ * Marked MPI2_PM_CONTROL_FEATURE_PCIE_LINK as obsolete. * 11-18-11 02.00.20 Incorporating additions for MPI v2.5. * 03-29-12 02.00.21 Added a product specific range to event values. + * 07-26-12 02.00.22 Added MPI2_IOCFACTS_EXCEPT_PARTIAL_MEMORY_FAILURE. + * Added ElapsedSeconds field to + * MPI2_EVENT_DATA_IR_OPERATION_STATUS. * -------------------------------------------------------------------------- */ @@ -283,6 +286,7 @@ typedef struct _MPI2_IOC_FACTS_REPLY { #define MPI2_IOCFACTS_HDRVERSION_DEV_SHIFT (0) /*IOCExceptions */ +#define MPI2_IOCFACTS_EXCEPT_PARTIAL_MEMORY_FAILURE (0x0200) #define MPI2_IOCFACTS_EXCEPT_IR_FOREIGN_CONFIG_MAX (0x0100) #define MPI2_IOCFACTS_EXCEPT_BOOTSTAT_MASK (0x00E0) @@ -634,7 +638,7 @@ typedef struct _MPI2_EVENT_DATA_IR_OPERATION_STATUS { U8 RAIDOperation; /*0x04 */ U8 PercentComplete; /*0x05 */ U16 Reserved2; /*0x06 */ - U32 Resereved3; /*0x08 */ + U32 ElapsedSeconds; /*0x08 */ } MPI2_EVENT_DATA_IR_OPERATION_STATUS, *PTR_MPI2_EVENT_DATA_IR_OPERATION_STATUS, Mpi2EventDataIrOperationStatus_t, diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_raid.h b/drivers/scsi/mpt3sas/mpi/mpi2_raid.h index d1d9866..7176523 100644 --- a/drivers/scsi/mpt3sas/mpi/mpi2_raid.h +++ b/drivers/scsi/mpt3sas/mpi/mpi2_raid.h @@ -1,12 +1,12 @@ /* - * Copyright (c) 2000-2012 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_raid.h * Title: MPI Integrated RAID messages and structures * Creation Date: April 26, 2007 * - * mpi2_raid.h Version: 02.00.08 + * mpi2_raid.h Version: 02.00.09 * * Version History * --------------- @@ -28,6 +28,8 @@ * Added product-specific range to RAID Action values. * 11-18-11 02.00.07 Incorporating additions for MPI v2.5. * 02-06-12 02.00.08 Added MPI2_RAID_ACTION_PHYSDISK_HIDDEN. + * 07-26-12 02.00.09 Added ElapsedSeconds field to MPI2_RAID_VOL_INDICATOR. + * Added MPI2_RAID_VOL_FLAGS_ELAPSED_SECONDS_VALID define. * -------------------------------------------------------------------------- */ @@ -269,10 +271,12 @@ typedef struct _MPI2_RAID_VOL_INDICATOR { U64 TotalBlocks; /*0x00 */ U64 BlocksRemaining; /*0x08 */ U32 Flags; /*0x10 */ + U32 ElapsedSeconds; /* 0x14 */ } MPI2_RAID_VOL_INDICATOR, *PTR_MPI2_RAID_VOL_INDICATOR, Mpi2RaidVolIndicator_t, *pMpi2RaidVolIndicator_t; /*defines for RAID Volume Indicator Flags field */ +#define MPI2_RAID_VOL_FLAGS_ELAPSED_SECONDS_VALID (0x80000000) #define MPI2_RAID_VOL_FLAGS_OP_MASK (0x0000000F) #define MPI2_RAID_VOL_FLAGS_OP_BACKGROUND_INIT (0x00000000) #define MPI2_RAID_VOL_FLAGS_OP_ONLINE_CAP_EXPANSION (0x00000001) @@ -312,7 +316,7 @@ typedef struct _MPI2_RAID_COMPATIBILITY_RESULT_STRUCT { /*RAID Action Reply ActionData union */ typedef union _MPI2_RAID_ACTION_REPLY_DATA { - U32 Word[5]; + U32 Word[6]; MPI2_RAID_VOL_INDICATOR RaidVolumeIndicator; U16 VolDevHandle; U8 VolumeState; diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_sas.h b/drivers/scsi/mpt3sas/mpi/mpi2_sas.h index b4e7084a..cba046f 100644 --- a/drivers/scsi/mpt3sas/mpi/mpi2_sas.h +++ b/drivers/scsi/mpt3sas/mpi/mpi2_sas.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2012 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_sas.h diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_tool.h b/drivers/scsi/mpt3sas/mpi/mpi2_tool.h index 71453d1..34e9a7b 100644 --- a/drivers/scsi/mpt3sas/mpi/mpi2_tool.h +++ b/drivers/scsi/mpt3sas/mpi/mpi2_tool.h @@ -1,12 +1,12 @@ /* - * Copyright (c) 2000-2012 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_tool.h * Title: MPI diagnostic tool structures and definitions * Creation Date: March 26, 2007 * - * mpi2_tool.h Version: 02.00.09 + * mpi2_tool.h Version: 02.00.10 * * Version History * --------------- @@ -30,6 +30,8 @@ * 11-18-11 02.00.08 Incorporating additions for MPI v2.5. * 07-10-12 02.00.09 Add MPI v2.5 Toolbox Diagnostic CLI Tool Request * message. + * 07-26-12 02.00.10 Modified MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST so that + * it uses MPI Chain SGE as well as MPI Simple SGE. * -------------------------------------------------------------------------- */ @@ -279,7 +281,7 @@ typedef struct _MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST { U16 Reserved6; /*0x0E */ U32 DataLength; /*0x10 */ U8 DiagnosticCliCommand[MPI2_TOOLBOX_DIAG_CLI_CMD_LENGTH];/*0x14 */ - MPI2_SGE_SIMPLE_UNION SGL; /*0x70 */ + MPI2_MPI_SGE_IO_UNION SGL; /*0x70 */ } MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST, *PTR_MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST, Mpi2ToolboxDiagnosticCliRequest_t, @@ -302,7 +304,7 @@ typedef struct _MPI25_TOOLBOX_DIAGNOSTIC_CLI_REQUEST { U32 Reserved5; /*0x0C */ U32 DataLength; /*0x10 */ U8 DiagnosticCliCommand[MPI2_TOOLBOX_DIAG_CLI_CMD_LENGTH];/*0x14 */ - MPI25_SGE_IO_UNION SGL; /*0x70 */ + MPI25_SGE_IO_UNION SGL; /* 0x70 */ } MPI25_TOOLBOX_DIAGNOSTIC_CLI_REQUEST, *PTR_MPI25_TOOLBOX_DIAGNOSTIC_CLI_REQUEST, Mpi25ToolboxDiagnosticCliRequest_t, diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_type.h b/drivers/scsi/mpt3sas/mpi/mpi2_type.h index 516f959..ba1fed5 100644 --- a/drivers/scsi/mpt3sas/mpi/mpi2_type.h +++ b/drivers/scsi/mpt3sas/mpi/mpi2_type.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2007 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_type.h diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c index 1836003..5dc280c 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.c +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c @@ -3,7 +3,7 @@ * for access to MPT (Message Passing Technology) firmware. * * This code is based on drivers/scsi/mpt3sas/mpt3sas_base.c - * Copyright (C) 2012 LSI Corporation + * Copyright (C) 2012-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or @@ -4090,11 +4090,15 @@ _base_diag_reset(struct MPT3SAS_ADAPTER *ioc, int sleep_flag) writel(host_diagnostic | MPI2_DIAG_RESET_ADAPTER, &ioc->chip->HostDiagnostic); - /* don't access any registers for 50 milliseconds */ - msleep(50); + /*This delay allows the chip PCIe hardware time to finish reset tasks*/ + if (sleep_flag == CAN_SLEEP) + msleep(MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC/1000); + else + mdelay(MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC/1000); - /* 300 second max wait */ - for (count = 0; count < 3000000 ; count++) { + /* Approximately 300 second max wait */ + for (count = 0; count < (300000000 / + MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC); count++) { host_diagnostic = readl(&ioc->chip->HostDiagnostic); @@ -4103,11 +4107,13 @@ _base_diag_reset(struct MPT3SAS_ADAPTER *ioc, int sleep_flag) if (!(host_diagnostic & MPI2_DIAG_RESET_ADAPTER)) break; - /* wait 1 msec */ + /* Wait to pass the second read delay window */ if (sleep_flag == CAN_SLEEP) - usleep_range(1000, 1500); + msleep(MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC + / 1000); else - mdelay(1); + mdelay(MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC + / 1000); } if (host_diagnostic & MPI2_DIAG_HCB_MODE) { diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h index 994656c..0ebf5d9 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.h +++ b/drivers/scsi/mpt3sas/mpt3sas_base.h @@ -3,7 +3,7 @@ * for access to MPT (Message Passing Technology) firmware. * * This code is based on drivers/scsi/mpt3sas/mpt3sas_base.h - * Copyright (C) 2012 LSI Corporation + * Copyright (C) 2012-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or @@ -70,10 +70,10 @@ #define MPT3SAS_DRIVER_NAME "mpt3sas" #define MPT3SAS_AUTHOR "LSI Corporation " #define MPT3SAS_DESCRIPTION "LSI MPT Fusion SAS 3.0 Device Driver" -#define MPT3SAS_DRIVER_VERSION "01.100.01.00" -#define MPT3SAS_MAJOR_VERSION 1 +#define MPT3SAS_DRIVER_VERSION "02.100.00.00" +#define MPT3SAS_MAJOR_VERSION 2 #define MPT3SAS_MINOR_VERSION 100 -#define MPT3SAS_BUILD_VERSION 1 +#define MPT3SAS_BUILD_VERSION 0 #define MPT3SAS_RELEASE_VERSION 00 /* diff --git a/drivers/scsi/mpt3sas/mpt3sas_config.c b/drivers/scsi/mpt3sas/mpt3sas_config.c index 4db0c7a..936ec03 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_config.c +++ b/drivers/scsi/mpt3sas/mpt3sas_config.c @@ -2,7 +2,7 @@ * This module provides common API for accessing firmware configuration pages * * This code is based on drivers/scsi/mpt3sas/mpt3sas_base.c - * Copyright (C) 2012 LSI Corporation + * Copyright (C) 2012-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c index 0b402b6..9b89de1 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c +++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c @@ -3,7 +3,7 @@ * controllers * * This code is based on drivers/scsi/mpt3sas/mpt3sas_ctl.c - * Copyright (C) 2012 LSI Corporation + * Copyright (C) 2012-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.h b/drivers/scsi/mpt3sas/mpt3sas_ctl.h index bd89f4f..53b0c48 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_ctl.h +++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.h @@ -3,7 +3,7 @@ * controllers * * This code is based on drivers/scsi/mpt3sas/mpt3sas_ctl.h - * Copyright (C) 2012 LSI Corporation + * Copyright (C) 2012-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/mpt3sas/mpt3sas_debug.h b/drivers/scsi/mpt3sas/mpt3sas_debug.h index 35405e7..545b22d 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_debug.h +++ b/drivers/scsi/mpt3sas/mpt3sas_debug.h @@ -2,7 +2,7 @@ * Logging Support for MPT (Message Passing Technology) based controllers * * This code is based on drivers/scsi/mpt3sas/mpt3sas_debug.c - * Copyright (C) 2012 LSI Corporation + * Copyright (C) 2012-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index dcbf7c8..8cbe8fd 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -2,7 +2,7 @@ * Scsi Host Layer for MPT (Message Passing Technology) based controllers * * This code is based on drivers/scsi/mpt3sas/mpt3sas_scsih.c - * Copyright (C) 2012 LSI Corporation + * Copyright (C) 2012-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or @@ -675,11 +675,12 @@ _scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc, * devices while scanning is turned on due to an oops in * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start() */ - if (!ioc->is_driver_loading) + if (!ioc->is_driver_loading) { mpt3sas_transport_port_remove(ioc, sas_device->sas_address, sas_device->sas_address_parent); - _scsih_sas_device_remove(ioc, sas_device); + _scsih_sas_device_remove(ioc, sas_device); + } } } @@ -1273,6 +1274,7 @@ _scsih_slave_alloc(struct scsi_device *sdev) struct MPT3SAS_DEVICE *sas_device_priv_data; struct scsi_target *starget; struct _raid_device *raid_device; + struct _sas_device *sas_device; unsigned long flags; sas_device_priv_data = kzalloc(sizeof(struct scsi_device), GFP_KERNEL); @@ -1301,6 +1303,19 @@ _scsih_slave_alloc(struct scsi_device *sdev) spin_unlock_irqrestore(&ioc->raid_device_lock, flags); } + if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, + sas_target_priv_data->sas_address); + if (sas_device && (sas_device->starget == NULL)) { + sdev_printk(KERN_INFO, sdev, + "%s : sas_device->starget set to starget @ %d\n", + __func__, __LINE__); + sas_device->starget = starget; + } + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + } + return 0; } @@ -6392,7 +6407,7 @@ _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc) handle))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) break; handle = le16_to_cpu(sas_device_pg0.DevHandle); device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); @@ -6494,7 +6509,7 @@ _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc) &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) break; handle = le16_to_cpu(volume_pg1.DevHandle); @@ -6518,7 +6533,7 @@ _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc) phys_disk_num))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) break; phys_disk_num = pd_pg0.PhysDiskNum; handle = le16_to_cpu(pd_pg0.DevHandle); @@ -6597,7 +6612,7 @@ _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc) ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) break; handle = le16_to_cpu(expander_pg0.DevHandle); @@ -6742,8 +6757,6 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) - break; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { pr_info(MPT3SAS_FMT "\tbreak from expander scan: " \ "ioc_status(0x%04x), loginfo(0x%08x)\n", @@ -6787,8 +6800,6 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) phys_disk_num))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) - break; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { pr_info(MPT3SAS_FMT "\tbreak from phys disk scan: "\ "ioc_status(0x%04x), loginfo(0x%08x)\n", @@ -6854,8 +6865,6 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) - break; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \ "ioc_status(0x%04x), loginfo(0x%08x)\n", @@ -6914,8 +6923,6 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) handle))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) - break; if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { pr_info(MPT3SAS_FMT "\tbreak from end device scan:"\ " ioc_status(0x%04x), loginfo(0x%08x)\n", @@ -7525,10 +7532,12 @@ _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER *ioc) sas_address_parent)) { _scsih_sas_device_remove(ioc, sas_device); } else if (!sas_device->starget) { - if (!ioc->is_driver_loading) - mpt3sas_transport_port_remove(ioc, sas_address, + if (!ioc->is_driver_loading) { + mpt3sas_transport_port_remove(ioc, + sas_address, sas_address_parent); - _scsih_sas_device_remove(ioc, sas_device); + _scsih_sas_device_remove(ioc, sas_device); + } } } } @@ -7584,13 +7593,14 @@ _scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc) * oops in scsi_sysfs_add_sdev()->add_device()-> * sysfs_addrm_start() */ - if (!ioc->is_driver_loading) + if (!ioc->is_driver_loading) { mpt3sas_transport_port_remove(ioc, sas_device->sas_address, sas_device->sas_address_parent); - list_del(&sas_device->list); - kfree(sas_device); - continue; + list_del(&sas_device->list); + kfree(sas_device); + continue; + } } spin_lock_irqsave(&ioc->sas_device_lock, flags); diff --git a/drivers/scsi/mpt3sas/mpt3sas_transport.c b/drivers/scsi/mpt3sas/mpt3sas_transport.c index 87ca2b7..dcadd56 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_transport.c +++ b/drivers/scsi/mpt3sas/mpt3sas_transport.c @@ -2,7 +2,7 @@ * SAS Transport Layer for MPT (Message Passing Technology) based controllers * * This code is based on drivers/scsi/mpt3sas/mpt3sas_transport.c - * Copyright (C) 2012 LSI Corporation + * Copyright (C) 2012-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/mpt3sas/mpt3sas_trigger_diag.c b/drivers/scsi/mpt3sas/mpt3sas_trigger_diag.c index 6f8d621..f6533ab 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_trigger_diag.c +++ b/drivers/scsi/mpt3sas/mpt3sas_trigger_diag.c @@ -3,7 +3,7 @@ * (Message Passing Technology) based controllers * * This code is based on drivers/scsi/mpt3sas/mpt3sas_trigger_diag.c - * Copyright (C) 2012 LSI Corporation + * Copyright (C) 2012-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/mpt3sas/mpt3sas_trigger_diag.h b/drivers/scsi/mpt3sas/mpt3sas_trigger_diag.h index a10c309..bb69392 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_trigger_diag.h +++ b/drivers/scsi/mpt3sas/mpt3sas_trigger_diag.h @@ -4,7 +4,7 @@ * controllers * * This code is based on drivers/scsi/mpt3sas/mpt3sas_base.h - * Copyright (C) 2012 LSI Corporation + * Copyright (C) 2012-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c index e4b9bc7..3861aa1 100644 --- a/drivers/scsi/pm8001/pm8001_init.c +++ b/drivers/scsi/pm8001/pm8001_init.c @@ -912,14 +912,13 @@ static int pm8001_pci_suspend(struct pci_dev *pdev, pm_message_t state) { struct sas_ha_struct *sha = pci_get_drvdata(pdev); struct pm8001_hba_info *pm8001_ha; - int i , pos; + int i; u32 device_state; pm8001_ha = sha->lldd_ha; flush_workqueue(pm8001_wq); scsi_block_requests(pm8001_ha->shost); - pos = pci_find_capability(pdev, PCI_CAP_ID_PM); - if (pos == 0) { - printk(KERN_ERR " PCI PM not supported\n"); + if (!pdev->pm_cap) { + dev_err(&pdev->dev, " PCI PM not supported\n"); return -ENODEV; } PM8001_CHIP_DISP->interrupt_disable(pm8001_ha, 0xFF); diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index bf60c63..d7a99ae 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -1691,6 +1691,9 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost) if (unlikely(pci_channel_offline(ha->pdev))) goto done; + if (qla2x00_reset_active(vha)) + goto done; + stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma); if (stats == NULL) { ql_log(ql_log_warn, vha, 0x707d, @@ -1703,7 +1706,7 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost) if (IS_FWI2_CAPABLE(ha)) { rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma); } else if (atomic_read(&base_vha->loop_state) == LOOP_READY && - !qla2x00_reset_active(vha) && !ha->dpc_active) { + !ha->dpc_active) { /* Must be in a 'READY' state for statistics retrieval. */ rval = qla2x00_get_link_status(base_vha, base_vha->loop_id, stats, stats_dma); diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c index 39719f8..417eaad 100644 --- a/drivers/scsi/qla2xxx/qla_bsg.c +++ b/drivers/scsi/qla2xxx/qla_bsg.c @@ -269,6 +269,12 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job) type = "FC_BSG_HST_ELS_NOLOGIN"; } + if (!vha->flags.online) { + ql_log(ql_log_warn, vha, 0x7005, "Host not online.\n"); + rval = -EIO; + goto done; + } + /* pass through is supported only for ISP 4Gb or higher */ if (!IS_FWI2_CAPABLE(ha)) { ql_dbg(ql_dbg_user, vha, 0x7001, @@ -326,12 +332,6 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job) NPH_FABRIC_CONTROLLER : NPH_F_PORT; } - if (!vha->flags.online) { - ql_log(ql_log_warn, vha, 0x7005, "Host not online.\n"); - rval = -EIO; - goto done; - } - req_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); @@ -399,7 +399,7 @@ done_unmap_sg: goto done_free_fcport; done_free_fcport: - if (bsg_job->request->msgcode == FC_BSG_HST_ELS_NOLOGIN) + if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) kfree(fcport); done: return rval; @@ -1084,14 +1084,6 @@ qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job) return -EINVAL; } - ql84_mgmt = (struct qla_bsg_a84_mgmt *)((char *)bsg_job->request + - sizeof(struct fc_bsg_request)); - if (!ql84_mgmt) { - ql_log(ql_log_warn, vha, 0x703b, - "MGMT header not provided, exiting.\n"); - return -EINVAL; - } - mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma); if (!mn) { ql_log(ql_log_warn, vha, 0x703c, @@ -1102,7 +1094,7 @@ qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job) memset(mn, 0, sizeof(struct access_chip_84xx)); mn->entry_type = ACCESS_CHIP_IOCB_TYPE; mn->entry_count = 1; - + ql84_mgmt = (void *)bsg_job->request + sizeof(struct fc_bsg_request); switch (ql84_mgmt->mgmt.cmd) { case QLA84_MGMT_READ_MEM: case QLA84_MGMT_GET_INFO: @@ -1282,14 +1274,7 @@ qla24xx_iidma(struct fc_bsg_job *bsg_job) return -EINVAL; } - port_param = (struct qla_port_param *)((char *)bsg_job->request + - sizeof(struct fc_bsg_request)); - if (!port_param) { - ql_log(ql_log_warn, vha, 0x7047, - "port_param header not provided.\n"); - return -EINVAL; - } - + port_param = (void *)bsg_job->request + sizeof(struct fc_bsg_request); if (port_param->fc_scsi_addr.dest_type != EXT_DEF_TYPE_WWPN) { ql_log(ql_log_warn, vha, 0x7048, "Invalid destination type.\n"); @@ -2153,6 +2138,7 @@ qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job) (sp->type == SRB_ELS_CMD_HST) || (sp->type == SRB_FXIOCB_BCMD)) && (sp->u.bsg_job == bsg_job)) { + req->outstanding_cmds[cnt] = NULL; spin_unlock_irqrestore(&ha->hardware_lock, flags); if (ha->isp_ops->abort_command(sp)) { ql_log(ql_log_warn, vha, 0x7089, @@ -2180,8 +2166,6 @@ qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job) done: spin_unlock_irqrestore(&ha->hardware_lock, flags); - if (bsg_job->request->msgcode == FC_BSG_HST_CT) - kfree(sp->fcport); - qla2x00_rel_sp(vha, sp); + sp->free(vha, sp); return 0; } diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c index cfa2a20..df132fe 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.c +++ b/drivers/scsi/qla2xxx/qla_dbg.c @@ -12,9 +12,10 @@ * | Level | Last Value Used | Holes | * ---------------------------------------------------------------------- * | Module Init and Probe | 0x014f | 0x4b,0xba,0xfa | - * | Mailbox commands | 0x1179 | 0x111a-0x111b | + * | Mailbox commands | 0x117a | 0x111a-0x111b | * | | | 0x1155-0x1158 | * | Device Discovery | 0x2095 | 0x2020-0x2022, | + * | | | 0x2011-0x2012, | * | | | 0x2016 | * | Queue Command and IO tracing | 0x3058 | 0x3006-0x300b | * | | | 0x3027-0x3028 | @@ -35,7 +36,8 @@ * | | | 0x70a5,0x70a6, | * | | | 0x70a8,0x70ab, | * | | | 0x70ad-0x70ae, | - * | | | 0x70d1-0x70da | + * | | | 0x70d1-0x70da, | + * | | | 0x7047,0x703b | * | Task Management | 0x803c | 0x8025-0x8026 | * | | | 0x800b,0x8039 | * | AER/EEH | 0x9011 | | @@ -1468,7 +1470,7 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) nxt = qla2xxx_copy_queues(ha, nxt); - nxt = qla24xx_copy_eft(ha, nxt); + qla24xx_copy_eft(ha, nxt); /* Chain entries -- started with MQ. */ nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain); @@ -1787,7 +1789,7 @@ qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) nxt = qla2xxx_copy_queues(ha, nxt); - nxt = qla24xx_copy_eft(ha, nxt); + qla24xx_copy_eft(ha, nxt); /* Chain entries -- started with MQ. */ nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain); @@ -2289,7 +2291,7 @@ qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) copy_queue: nxt = qla2xxx_copy_queues(ha, nxt); - nxt = qla24xx_copy_eft(ha, nxt); + qla24xx_copy_eft(ha, nxt); /* Chain entries -- started with MQ. */ nxt_chain = qla25xx_copy_fce(ha, nxt_chain, &last_chain); diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index c32efc7..95ca32a 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -323,7 +323,7 @@ struct srb_iocb { uint32_t lun; uint32_t data; struct completion comp; - uint32_t comp_status; + __le16 comp_status; } tmf; struct { #define SRB_FXDISC_REQ_DMA_VALID BIT_0 @@ -338,21 +338,21 @@ struct srb_iocb { void *rsp_addr; dma_addr_t req_dma_handle; dma_addr_t rsp_dma_handle; - uint32_t adapter_id; - uint32_t adapter_id_hi; - uint32_t req_func_type; - uint32_t req_data; - uint32_t req_data_extra; - uint32_t result; - uint32_t seq_number; - uint32_t fw_flags; + __le32 adapter_id; + __le32 adapter_id_hi; + __le16 req_func_type; + __le32 req_data; + __le32 req_data_extra; + __le32 result; + __le32 seq_number; + __le16 fw_flags; struct completion fxiocb_comp; - uint32_t reserved_0; + __le32 reserved_0; uint8_t reserved_1; } fxiocb; struct { uint32_t cmd_hndl; - uint32_t comp_status; + __le16 comp_status; struct completion comp; } abt; } u; @@ -1196,14 +1196,14 @@ typedef struct { struct init_cb_fx { uint16_t version; uint16_t reserved_1[13]; - uint16_t request_q_outpointer; - uint16_t response_q_inpointer; + __le16 request_q_outpointer; + __le16 response_q_inpointer; uint16_t reserved_2[2]; - uint16_t response_q_length; - uint16_t request_q_length; + __le16 response_q_length; + __le16 request_q_length; uint16_t reserved_3[2]; - uint32_t request_q_address[2]; - uint32_t response_q_address[2]; + __le32 request_q_address[2]; + __le32 response_q_address[2]; uint16_t reserved_4[4]; uint8_t response_q_msivec; uint8_t reserved_5[19]; diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index 026bfde..2d98232 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -587,7 +587,7 @@ extern int qlafx00_init_firmware(scsi_qla_host_t *, uint16_t); extern int qlafx00_fw_ready(scsi_qla_host_t *); extern int qlafx00_configure_devices(scsi_qla_host_t *); extern int qlafx00_reset_initialize(scsi_qla_host_t *); -extern int qlafx00_fx_disc(scsi_qla_host_t *, fc_port_t *, uint8_t); +extern int qlafx00_fx_disc(scsi_qla_host_t *, fc_port_t *, uint16_t); extern int qlafx00_process_aen(struct scsi_qla_host *, struct qla_work_evt *); extern int qlafx00_post_aenfx_work(struct scsi_qla_host *, uint32_t, uint32_t *, int); diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c index d0ea8b9..0926451 100644 --- a/drivers/scsi/qla2xxx/qla_gs.c +++ b/drivers/scsi/qla2xxx/qla_gs.c @@ -99,17 +99,17 @@ qla24xx_prep_ms_iocb(scsi_qla_host_t *vha, uint32_t req_size, uint32_t rsp_size) * Returns a pointer to the intitialized @ct_req. */ static inline struct ct_sns_req * -qla2x00_prep_ct_req(struct ct_sns_req *ct_req, uint16_t cmd, uint16_t rsp_size) +qla2x00_prep_ct_req(struct ct_sns_pkt *p, uint16_t cmd, uint16_t rsp_size) { - memset(ct_req, 0, sizeof(struct ct_sns_pkt)); + memset(p, 0, sizeof(struct ct_sns_pkt)); - ct_req->header.revision = 0x01; - ct_req->header.gs_type = 0xFC; - ct_req->header.gs_subtype = 0x02; - ct_req->command = cpu_to_be16(cmd); - ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4); + p->p.req.header.revision = 0x01; + p->p.req.header.gs_type = 0xFC; + p->p.req.header.gs_subtype = 0x02; + p->p.req.command = cpu_to_be16(cmd); + p->p.req.max_rsp_size = cpu_to_be16((rsp_size - 16) / 4); - return (ct_req); + return &p->p.req; } static int @@ -188,7 +188,7 @@ qla2x00_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport) GA_NXT_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD, + ct_req = qla2x00_prep_ct_req(ha->ct_sns, GA_NXT_CMD, GA_NXT_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; @@ -284,8 +284,7 @@ qla2x00_gid_pt(scsi_qla_host_t *vha, sw_info_t *list) gid_pt_rsp_size); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GID_PT_CMD, - gid_pt_rsp_size); + ct_req = qla2x00_prep_ct_req(ha->ct_sns, GID_PT_CMD, gid_pt_rsp_size); ct_rsp = &ha->ct_sns->p.rsp; /* Prepare CT arguments -- port_type */ @@ -359,7 +358,7 @@ qla2x00_gpn_id(scsi_qla_host_t *vha, sw_info_t *list) GPN_ID_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GPN_ID_CMD, + ct_req = qla2x00_prep_ct_req(ha->ct_sns, GPN_ID_CMD, GPN_ID_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; @@ -421,7 +420,7 @@ qla2x00_gnn_id(scsi_qla_host_t *vha, sw_info_t *list) GNN_ID_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GNN_ID_CMD, + ct_req = qla2x00_prep_ct_req(ha->ct_sns, GNN_ID_CMD, GNN_ID_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; @@ -495,7 +494,7 @@ qla2x00_rft_id(scsi_qla_host_t *vha) RFT_ID_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFT_ID_CMD, + ct_req = qla2x00_prep_ct_req(ha->ct_sns, RFT_ID_CMD, RFT_ID_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; @@ -551,7 +550,7 @@ qla2x00_rff_id(scsi_qla_host_t *vha) RFF_ID_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFF_ID_CMD, + ct_req = qla2x00_prep_ct_req(ha->ct_sns, RFF_ID_CMD, RFF_ID_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; @@ -606,8 +605,7 @@ qla2x00_rnn_id(scsi_qla_host_t *vha) RNN_ID_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD, - RNN_ID_RSP_SIZE); + ct_req = qla2x00_prep_ct_req(ha->ct_sns, RNN_ID_CMD, RNN_ID_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; /* Prepare CT arguments -- port_id, node_name */ @@ -676,7 +674,7 @@ qla2x00_rsnn_nn(scsi_qla_host_t *vha) ms_pkt = ha->isp_ops->prep_ms_iocb(vha, 0, RSNN_NN_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD, + ct_req = qla2x00_prep_ct_req(ha->ct_sns, RSNN_NN_CMD, RSNN_NN_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; @@ -1262,18 +1260,18 @@ qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size) * Returns a pointer to the intitialized @ct_req. */ static inline struct ct_sns_req * -qla2x00_prep_ct_fdmi_req(struct ct_sns_req *ct_req, uint16_t cmd, +qla2x00_prep_ct_fdmi_req(struct ct_sns_pkt *p, uint16_t cmd, uint16_t rsp_size) { - memset(ct_req, 0, sizeof(struct ct_sns_pkt)); + memset(p, 0, sizeof(struct ct_sns_pkt)); - ct_req->header.revision = 0x01; - ct_req->header.gs_type = 0xFA; - ct_req->header.gs_subtype = 0x10; - ct_req->command = cpu_to_be16(cmd); - ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4); + p->p.req.header.revision = 0x01; + p->p.req.header.gs_type = 0xFA; + p->p.req.header.gs_subtype = 0x10; + p->p.req.command = cpu_to_be16(cmd); + p->p.req.max_rsp_size = cpu_to_be16((rsp_size - 16) / 4); - return ct_req; + return &p->p.req; } /** @@ -1301,8 +1299,7 @@ qla2x00_fdmi_rhba(scsi_qla_host_t *vha) ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, RHBA_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RHBA_CMD, - RHBA_RSP_SIZE); + ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, RHBA_CMD, RHBA_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; /* Prepare FDMI command arguments -- attribute block, attributes. */ @@ -1370,8 +1367,7 @@ qla2x00_fdmi_rhba(scsi_qla_host_t *vha) /* Model description. */ eiter = (struct ct_fdmi_hba_attr *) (entries + size); eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION); - if (ha->model_desc) - strncpy(eiter->a.model_desc, ha->model_desc, 80); + strncpy(eiter->a.model_desc, ha->model_desc, 80); alen = strlen(eiter->a.model_desc); alen += (alen & 3) ? (4 - (alen & 3)) : 4; eiter->len = cpu_to_be16(4 + alen); @@ -1491,8 +1487,7 @@ qla2x00_fdmi_dhba(scsi_qla_host_t *vha) DHBA_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, DHBA_CMD, - DHBA_RSP_SIZE); + ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, DHBA_CMD, DHBA_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; /* Prepare FDMI command arguments -- portname. */ @@ -1548,8 +1543,7 @@ qla2x00_fdmi_rpa(scsi_qla_host_t *vha) ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, RPA_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RPA_CMD, - RPA_RSP_SIZE); + ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, RPA_CMD, RPA_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; /* Prepare FDMI command arguments -- attribute block, attributes. */ @@ -1776,7 +1770,7 @@ qla2x00_gfpn_id(scsi_qla_host_t *vha, sw_info_t *list) GFPN_ID_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GFPN_ID_CMD, + ct_req = qla2x00_prep_ct_req(ha->ct_sns, GFPN_ID_CMD, GFPN_ID_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; @@ -1843,18 +1837,18 @@ qla24xx_prep_ms_fm_iocb(scsi_qla_host_t *vha, uint32_t req_size, static inline struct ct_sns_req * -qla24xx_prep_ct_fm_req(struct ct_sns_req *ct_req, uint16_t cmd, +qla24xx_prep_ct_fm_req(struct ct_sns_pkt *p, uint16_t cmd, uint16_t rsp_size) { - memset(ct_req, 0, sizeof(struct ct_sns_pkt)); + memset(p, 0, sizeof(struct ct_sns_pkt)); - ct_req->header.revision = 0x01; - ct_req->header.gs_type = 0xFA; - ct_req->header.gs_subtype = 0x01; - ct_req->command = cpu_to_be16(cmd); - ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4); + p->p.req.header.revision = 0x01; + p->p.req.header.gs_type = 0xFA; + p->p.req.header.gs_subtype = 0x01; + p->p.req.command = cpu_to_be16(cmd); + p->p.req.max_rsp_size = cpu_to_be16((rsp_size - 16) / 4); - return ct_req; + return &p->p.req; } /** @@ -1890,8 +1884,8 @@ qla2x00_gpsc(scsi_qla_host_t *vha, sw_info_t *list) GPSC_RSP_SIZE); /* Prepare CT request */ - ct_req = qla24xx_prep_ct_fm_req(&ha->ct_sns->p.req, - GPSC_CMD, GPSC_RSP_SIZE); + ct_req = qla24xx_prep_ct_fm_req(ha->ct_sns, GPSC_CMD, + GPSC_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; /* Prepare CT arguments -- port_name */ @@ -2001,7 +1995,7 @@ qla2x00_gff_id(scsi_qla_host_t *vha, sw_info_t *list) GFF_ID_RSP_SIZE); /* Prepare CT request */ - ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GFF_ID_CMD, + ct_req = qla2x00_prep_ct_req(ha->ct_sns, GFF_ID_CMD, GFF_ID_RSP_SIZE); ct_rsp = &ha->ct_sns->p.rsp; diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 3565dfd..f2216ed 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -2309,14 +2309,6 @@ qla2x00_configure_hba(scsi_qla_host_t *vha) "Topology - %s, Host Loop address 0x%x.\n", connect_type, vha->loop_id); - if (rval) { - ql_log(ql_log_warn, vha, 0x2011, - "%s FAILED\n", __func__); - } else { - ql_dbg(ql_dbg_disc, vha, 0x2012, - "%s success\n", __func__); - } - return(rval); } diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h index 0a5c895..28c38b4 100644 --- a/drivers/scsi/qla2xxx/qla_inline.h +++ b/drivers/scsi/qla2xxx/qla_inline.h @@ -83,7 +83,7 @@ static inline void host_to_adap(uint8_t *src, uint8_t *dst, uint32_t bsize) { uint32_t *isrc = (uint32_t *) src; - uint32_t *odest = (uint32_t *) dst; + __le32 *odest = (__le32 *) dst; uint32_t iter = bsize >> 2; for (; iter ; iter--) diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index 15e4080..42ef481 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -1189,7 +1189,6 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt, uint32_t *cur_dsd, *fcp_dl; scsi_qla_host_t *vha; struct scsi_cmnd *cmd; - struct scatterlist *cur_seg; int sgc; uint32_t total_bytes = 0; uint32_t data_bytes; @@ -1396,7 +1395,6 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt, if (bundling && tot_prot_dsds) { /* Walks dif segments */ - cur_seg = scsi_prot_sglist(cmd); cmd_pkt->control_flags |= __constant_cpu_to_le16(CF_DIF_SEG_DESCR_ENABLE); cur_dsd = (uint32_t *) &crc_ctx_pkt->u.bundling.dif_address; @@ -1863,8 +1861,8 @@ skip_cmd_array: pkt = req->ring_ptr; memset(pkt, 0, REQUEST_ENTRY_SIZE); if (IS_QLAFX00(ha)) { - WRT_REG_BYTE(&pkt->entry_count, req_cnt); - WRT_REG_WORD(&pkt->handle, handle); + WRT_REG_BYTE((void __iomem *)&pkt->entry_count, req_cnt); + WRT_REG_WORD((void __iomem *)&pkt->handle, handle); } else { pkt->entry_count = req_cnt; pkt->handle = handle; diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index d2a4c75..2d8e7b8 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -2485,6 +2485,7 @@ qla2xxx_check_risc_status(scsi_qla_host_t *vha) if (rval == QLA_SUCCESS) goto next_test; + rval = QLA_SUCCESS; WRT_REG_DWORD(®->iobase_window, 0x0003); for (cnt = 100; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 && rval == QLA_SUCCESS; cnt--) { diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 3587ec2..7257c3c 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -177,8 +177,14 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) WRT_REG_WORD(®->isp.hccr, HCCR_SET_HOST_INT); spin_unlock_irqrestore(&ha->hardware_lock, flags); - wait_for_completion_timeout(&ha->mbx_intr_comp, mcp->tov * HZ); - + if (!wait_for_completion_timeout(&ha->mbx_intr_comp, + mcp->tov * HZ)) { + ql_dbg(ql_dbg_mbx, vha, 0x117a, + "cmd=%x Timeout.\n", command); + spin_lock_irqsave(&ha->hardware_lock, flags); + clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags); + spin_unlock_irqrestore(&ha->hardware_lock, flags); + } } else { ql_dbg(ql_dbg_mbx, vha, 0x1011, "Cmd=%x Polling Mode.\n", command); @@ -275,9 +281,11 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) /* * Attempt to capture a firmware dump for further analysis - * of the current firmware state + * of the current firmware state. We do not need to do this + * if we are intentionally generating a dump. */ - ha->isp_ops->fw_dump(vha, 0); + if (mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) + ha->isp_ops->fw_dump(vha, 0); rval = QLA_FUNCTION_TIMEOUT; } diff --git a/drivers/scsi/qla2xxx/qla_mr.c b/drivers/scsi/qla2xxx/qla_mr.c index a6df558..d799379 100644 --- a/drivers/scsi/qla2xxx/qla_mr.c +++ b/drivers/scsi/qla2xxx/qla_mr.c @@ -707,7 +707,7 @@ qlafx00_tmf_iocb_timeout(void *data) srb_t *sp = (srb_t *)data; struct srb_iocb *tmf = &sp->u.iocb_cmd; - tmf->u.tmf.comp_status = CS_TIMEOUT; + tmf->u.tmf.comp_status = cpu_to_le16((uint16_t)CS_TIMEOUT); complete(&tmf->u.tmf.comp); } @@ -1418,7 +1418,8 @@ qlafx00_init_response_q_entries(struct rsp_que *rsp) pkt = rsp->ring_ptr; for (cnt = 0; cnt < rsp->length; cnt++) { pkt->signature = RESPONSE_PROCESSED; - WRT_REG_DWORD(&pkt->signature, RESPONSE_PROCESSED); + WRT_REG_DWORD((void __iomem *)&pkt->signature, + RESPONSE_PROCESSED); pkt++; } } @@ -1733,7 +1734,7 @@ qla2x00_fxdisc_sp_done(void *data, void *ptr, int res) } int -qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint8_t fx_type) +qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint16_t fx_type) { srb_t *sp; struct srb_iocb *fdisc; @@ -1759,13 +1760,13 @@ qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint8_t fx_type) fdisc->u.fxiocb.flags = SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID; fdisc->u.fxiocb.rsp_len = QLAFX00_PORT_DATA_INFO; - fdisc->u.fxiocb.req_data = fcport->port_id; + fdisc->u.fxiocb.req_data = cpu_to_le32(fcport->port_id); break; case FXDISC_GET_TGT_NODE_INFO: fdisc->u.fxiocb.flags = SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID; fdisc->u.fxiocb.rsp_len = QLAFX00_TGT_NODE_INFO; - fdisc->u.fxiocb.req_data = fcport->tgt_id; + fdisc->u.fxiocb.req_data = cpu_to_le32(fcport->tgt_id); break; case FXDISC_GET_TGT_NODE_LIST: fdisc->u.fxiocb.flags = @@ -1851,7 +1852,7 @@ qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint8_t fx_type) sp->name = "fxdisc"; qla2x00_init_timer(sp, FXDISC_TIMEOUT); fdisc->timeout = qla2x00_fxdisc_iocb_timeout; - fdisc->u.fxiocb.req_func_type = fx_type; + fdisc->u.fxiocb.req_func_type = cpu_to_le16(fx_type); sp->done = qla2x00_fxdisc_sp_done; rval = qla2x00_start_sp(sp); @@ -1904,7 +1905,7 @@ qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint8_t fx_type) (uint8_t *)pinfo, 16); memcpy(vha->hw->gid_list, pinfo, QLAFX00_TGT_NODE_LIST_SIZE); } - rval = fdisc->u.fxiocb.result; + rval = le32_to_cpu(fdisc->u.fxiocb.result); done_unmap_dma: if (fdisc->u.fxiocb.rsp_addr) @@ -1927,7 +1928,7 @@ qlafx00_abort_iocb_timeout(void *data) srb_t *sp = (srb_t *)data; struct srb_iocb *abt = &sp->u.iocb_cmd; - abt->u.abt.comp_status = CS_TIMEOUT; + abt->u.abt.comp_status = cpu_to_le16((uint16_t)CS_TIMEOUT); complete(&abt->u.abt.comp); } @@ -2169,14 +2170,14 @@ qlafx00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len, static void qlafx00_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, struct tsk_mgmt_entry_fx00 *pkt, srb_t *sp, - uint16_t sstatus, uint16_t cpstatus) + __le16 sstatus, __le16 cpstatus) { struct srb_iocb *tmf; tmf = &sp->u.iocb_cmd; - if (cpstatus != CS_COMPLETE || - (sstatus & SS_RESPONSE_INFO_LEN_VALID)) - cpstatus = CS_INCOMPLETE; + if (cpstatus != cpu_to_le16((uint16_t)CS_COMPLETE) || + (sstatus & cpu_to_le16((uint16_t)SS_RESPONSE_INFO_LEN_VALID))) + cpstatus = cpu_to_le16((uint16_t)CS_INCOMPLETE); tmf->u.tmf.comp_status = cpstatus; sp->done(vha, sp, 0); } @@ -2194,7 +2195,7 @@ qlafx00_abort_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, return; abt = &sp->u.iocb_cmd; - abt->u.abt.comp_status = le32_to_cpu(pkt->tgt_id_sts); + abt->u.abt.comp_status = pkt->tgt_id_sts; sp->done(vha, sp, 0); } @@ -2216,12 +2217,12 @@ qlafx00_ioctl_iosb_entry(scsi_qla_host_t *vha, struct req_que *req, if (sp->type == SRB_FXIOCB_DCMD) { iocb_job = &sp->u.iocb_cmd; - iocb_job->u.fxiocb.seq_number = le32_to_cpu(pkt->seq_no); - iocb_job->u.fxiocb.fw_flags = le32_to_cpu(pkt->fw_iotcl_flags); - iocb_job->u.fxiocb.result = le32_to_cpu(pkt->status); + iocb_job->u.fxiocb.seq_number = pkt->seq_no; + iocb_job->u.fxiocb.fw_flags = pkt->fw_iotcl_flags; + iocb_job->u.fxiocb.result = pkt->status; if (iocb_job->u.fxiocb.flags & SRB_FXDISC_RSP_DWRD_VALID) iocb_job->u.fxiocb.req_data = - le32_to_cpu(pkt->dataword_r); + pkt->dataword_r; } else { bsg_job = sp->u.bsg_job; @@ -2275,10 +2276,10 @@ qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) fc_port_t *fcport; struct scsi_cmnd *cp; struct sts_entry_fx00 *sts; - uint16_t comp_status; - uint16_t scsi_status; + __le16 comp_status; + __le16 scsi_status; uint16_t ox_id; - uint8_t lscsi_status; + __le16 lscsi_status; int32_t resid; uint32_t sense_len, par_sense_len, rsp_info_len, resid_len, fw_resid_len; @@ -2292,8 +2293,8 @@ qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) sts = (struct sts_entry_fx00 *) pkt; - comp_status = le16_to_cpu(sts->comp_status); - scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK; + comp_status = sts->comp_status; + scsi_status = sts->scsi_status & cpu_to_le16((uint16_t)SS_MASK); hindex = sts->handle; handle = LSW(hindex); @@ -2339,38 +2340,40 @@ qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) return; } - lscsi_status = scsi_status & STATUS_MASK; + lscsi_status = scsi_status & cpu_to_le16((uint16_t)STATUS_MASK); fcport = sp->fcport; ox_id = 0; sense_len = par_sense_len = rsp_info_len = resid_len = fw_resid_len = 0; - if (scsi_status & SS_SENSE_LEN_VALID) - sense_len = le32_to_cpu(sts->sense_len); - if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) + if (scsi_status & cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID)) + sense_len = sts->sense_len; + if (scsi_status & cpu_to_le16(((uint16_t)SS_RESIDUAL_UNDER + | (uint16_t)SS_RESIDUAL_OVER))) resid_len = le32_to_cpu(sts->residual_len); - if (comp_status == CS_DATA_UNDERRUN) + if (comp_status == cpu_to_le16((uint16_t)CS_DATA_UNDERRUN)) fw_resid_len = le32_to_cpu(sts->residual_len); rsp_info = sense_data = sts->data; par_sense_len = sizeof(sts->data); /* Check for overrun. */ if (comp_status == CS_COMPLETE && - scsi_status & SS_RESIDUAL_OVER) - comp_status = CS_DATA_OVERRUN; + scsi_status & cpu_to_le16((uint16_t)SS_RESIDUAL_OVER)) + comp_status = cpu_to_le16((uint16_t)CS_DATA_OVERRUN); /* * Based on Host and scsi status generate status code for Linux */ - switch (comp_status) { + switch (le16_to_cpu(comp_status)) { case CS_COMPLETE: case CS_QUEUE_FULL: if (scsi_status == 0) { res = DID_OK << 16; break; } - if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) { + if (scsi_status & cpu_to_le16(((uint16_t)SS_RESIDUAL_UNDER + | (uint16_t)SS_RESIDUAL_OVER))) { resid = resid_len; scsi_set_resid(cp, resid); @@ -2386,19 +2389,20 @@ qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) break; } } - res = DID_OK << 16 | lscsi_status; + res = DID_OK << 16 | le16_to_cpu(lscsi_status); - if (lscsi_status == SAM_STAT_TASK_SET_FULL) { + if (lscsi_status == + cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL)) { ql_dbg(ql_dbg_io, fcport->vha, 0x3051, "QUEUE FULL detected.\n"); break; } logit = 0; - if (lscsi_status != SS_CHECK_CONDITION) + if (lscsi_status != cpu_to_le16((uint16_t)SS_CHECK_CONDITION)) break; memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); - if (!(scsi_status & SS_SENSE_LEN_VALID)) + if (!(scsi_status & cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID))) break; qlafx00_handle_sense(sp, sense_data, par_sense_len, sense_len, @@ -2412,7 +2416,7 @@ qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) else resid = resid_len; scsi_set_resid(cp, resid); - if (scsi_status & SS_RESIDUAL_UNDER) { + if (scsi_status & cpu_to_le16((uint16_t)SS_RESIDUAL_UNDER)) { if ((IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha)) && fw_resid_len != resid_len) { ql_dbg(ql_dbg_io, fcport->vha, 0x3052, @@ -2420,7 +2424,8 @@ qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) "(0x%x of 0x%x bytes).\n", resid, scsi_bufflen(cp)); - res = DID_ERROR << 16 | lscsi_status; + res = DID_ERROR << 16 | + le16_to_cpu(lscsi_status); goto check_scsi_status; } @@ -2436,8 +2441,9 @@ qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) res = DID_ERROR << 16; break; } - } else if (lscsi_status != SAM_STAT_TASK_SET_FULL && - lscsi_status != SAM_STAT_BUSY) { + } else if (lscsi_status != + cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL) && + lscsi_status != cpu_to_le16((uint16_t)SAM_STAT_BUSY)) { /* * scsi status of task set and busy are considered * to be task not completed. @@ -2448,7 +2454,7 @@ qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) "of 0x%x bytes).\n", resid, scsi_bufflen(cp)); - res = DID_ERROR << 16 | lscsi_status; + res = DID_ERROR << 16 | le16_to_cpu(lscsi_status); goto check_scsi_status; } else { ql_dbg(ql_dbg_io, fcport->vha, 0x3055, @@ -2456,7 +2462,7 @@ qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) scsi_status, lscsi_status); } - res = DID_OK << 16 | lscsi_status; + res = DID_OK << 16 | le16_to_cpu(lscsi_status); logit = 0; check_scsi_status: @@ -2465,17 +2471,20 @@ check_scsi_status: * Status. */ if (lscsi_status != 0) { - if (lscsi_status == SAM_STAT_TASK_SET_FULL) { + if (lscsi_status == + cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL)) { ql_dbg(ql_dbg_io, fcport->vha, 0x3056, "QUEUE FULL detected.\n"); logit = 1; break; } - if (lscsi_status != SS_CHECK_CONDITION) + if (lscsi_status != + cpu_to_le16((uint16_t)SS_CHECK_CONDITION)) break; memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); - if (!(scsi_status & SS_SENSE_LEN_VALID)) + if (!(scsi_status & + cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID))) break; qlafx00_handle_sense(sp, sense_data, par_sense_len, @@ -2629,7 +2638,7 @@ qlafx00_multistatus_entry(struct scsi_qla_host *vha, uint32_t handle, hindex, handle_count, i; uint16_t que; struct req_que *req; - uint32_t *handle_ptr; + __le32 *handle_ptr; stsmfx = (struct multi_sts_entry_fx00 *) pkt; @@ -2643,7 +2652,7 @@ qlafx00_multistatus_entry(struct scsi_qla_host *vha, return; } - handle_ptr = (uint32_t *) &stsmfx->handles[0]; + handle_ptr = &stsmfx->handles[0]; for (i = 0; i < handle_count; i++) { hindex = le32_to_cpu(*handle_ptr); @@ -2714,10 +2723,11 @@ qlafx00_process_response_queue(struct scsi_qla_host *vha, if (!vha->flags.online) return; - while (RD_REG_DWORD(&(rsp->ring_ptr->signature)) != + while (RD_REG_DWORD((void __iomem *)&(rsp->ring_ptr->signature)) != RESPONSE_PROCESSED) { lptr = rsp->ring_ptr; - memcpy_fromio(rsp->rsp_pkt, lptr, sizeof(rsp->rsp_pkt)); + memcpy_fromio(rsp->rsp_pkt, (void __iomem *)lptr, + sizeof(rsp->rsp_pkt)); pkt = (struct sts_entry_fx00 *)rsp->rsp_pkt; rsp->ring_index++; @@ -2768,7 +2778,8 @@ qlafx00_process_response_queue(struct scsi_qla_host *vha, break; } next_iter: - WRT_REG_DWORD(&lptr->signature, RESPONSE_PROCESSED); + WRT_REG_DWORD((void __iomem *)&lptr->signature, + RESPONSE_PROCESSED); wmb(); } @@ -2958,8 +2969,7 @@ qlafx00_prep_cont_type1_iocb(struct req_que *req, cont_pkt = (cont_a64_entry_t *)req->ring_ptr; /* Load packet defaults. */ - *((uint32_t *)(&lcont_pkt->entry_type)) = - __constant_cpu_to_le32(CONTINUE_A64_TYPE_FX00); + lcont_pkt->entry_type = CONTINUE_A64_TYPE_FX00; return cont_pkt; } @@ -2969,7 +2979,7 @@ qlafx00_build_scsi_iocbs(srb_t *sp, struct cmd_type_7_fx00 *cmd_pkt, uint16_t tot_dsds, struct cmd_type_7_fx00 *lcmd_pkt) { uint16_t avail_dsds; - uint32_t *cur_dsd; + __le32 *cur_dsd; scsi_qla_host_t *vha; struct scsi_cmnd *cmd; struct scatterlist *sg; @@ -2986,8 +2996,7 @@ qlafx00_build_scsi_iocbs(srb_t *sp, struct cmd_type_7_fx00 *cmd_pkt, cont_pkt = NULL; /* Update entry type to indicate Command Type 3 IOCB */ - *((uint32_t *)(&lcmd_pkt->entry_type)) = - __constant_cpu_to_le32(FX00_COMMAND_TYPE_7); + lcmd_pkt->entry_type = FX00_COMMAND_TYPE_7; /* No data transfer */ if (!scsi_bufflen(cmd) || cmd->sc_data_direction == DMA_NONE) { @@ -3006,7 +3015,7 @@ qlafx00_build_scsi_iocbs(srb_t *sp, struct cmd_type_7_fx00 *cmd_pkt, /* One DSD is available in the Command Type 3 IOCB */ avail_dsds = 1; - cur_dsd = (uint32_t *)&lcmd_pkt->dseg_0_address; + cur_dsd = (__le32 *)&lcmd_pkt->dseg_0_address; /* Load data segments */ scsi_for_each_sg(cmd, sg, tot_dsds, i) { @@ -3021,7 +3030,7 @@ qlafx00_build_scsi_iocbs(srb_t *sp, struct cmd_type_7_fx00 *cmd_pkt, memset(&lcont_pkt, 0, REQUEST_ENTRY_SIZE); cont_pkt = qlafx00_prep_cont_type1_iocb(req, &lcont_pkt); - cur_dsd = (uint32_t *)lcont_pkt.dseg_0_address; + cur_dsd = (__le32 *)lcont_pkt.dseg_0_address; avail_dsds = 5; cont = 1; } @@ -3224,13 +3233,13 @@ qlafx00_tm_iocb(srb_t *sp, struct tsk_mgmt_entry_fx00 *ptm_iocb) tm_iocb.timeout = cpu_to_le16(qla2x00_get_async_timeout(vha) + 2); tm_iocb.tgt_id = cpu_to_le16(sp->fcport->tgt_id); tm_iocb.control_flags = cpu_to_le32(fxio->u.tmf.flags); - if (tm_iocb.control_flags == TCF_LUN_RESET) { + if (tm_iocb.control_flags == cpu_to_le32((uint32_t)TCF_LUN_RESET)) { int_to_scsilun(fxio->u.tmf.lun, &llun); host_to_adap((uint8_t *)&llun, (uint8_t *)&tm_iocb.lun, sizeof(struct scsi_lun)); } - memcpy((void __iomem *)ptm_iocb, &tm_iocb, + memcpy((void *)ptm_iocb, &tm_iocb, sizeof(struct tsk_mgmt_entry_fx00)); wmb(); } @@ -3252,7 +3261,7 @@ qlafx00_abort_iocb(srb_t *sp, struct abort_iocb_entry_fx00 *pabt_iocb) abt_iocb.tgt_id_sts = cpu_to_le16(sp->fcport->tgt_id); abt_iocb.req_que_no = cpu_to_le16(req->id); - memcpy((void __iomem *)pabt_iocb, &abt_iocb, + memcpy((void *)pabt_iocb, &abt_iocb, sizeof(struct abort_iocb_entry_fx00)); wmb(); } @@ -3273,13 +3282,12 @@ qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb) if (sp->type == SRB_FXIOCB_DCMD) { fx_iocb.func_num = - cpu_to_le16(sp->u.iocb_cmd.u.fxiocb.req_func_type); - fx_iocb.adapid = cpu_to_le32(fxio->u.fxiocb.adapter_id); - fx_iocb.adapid_hi = cpu_to_le32(fxio->u.fxiocb.adapter_id_hi); - fx_iocb.reserved_0 = cpu_to_le32(fxio->u.fxiocb.reserved_0); - fx_iocb.reserved_1 = cpu_to_le32(fxio->u.fxiocb.reserved_1); - fx_iocb.dataword_extra = - cpu_to_le32(fxio->u.fxiocb.req_data_extra); + sp->u.iocb_cmd.u.fxiocb.req_func_type; + fx_iocb.adapid = fxio->u.fxiocb.adapter_id; + fx_iocb.adapid_hi = fxio->u.fxiocb.adapter_id_hi; + fx_iocb.reserved_0 = fxio->u.fxiocb.reserved_0; + fx_iocb.reserved_1 = fxio->u.fxiocb.reserved_1; + fx_iocb.dataword_extra = fxio->u.fxiocb.req_data_extra; if (fxio->u.fxiocb.flags & SRB_FXDISC_REQ_DMA_VALID) { fx_iocb.req_dsdcnt = cpu_to_le16(1); @@ -3306,8 +3314,7 @@ qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb) } if (fxio->u.fxiocb.flags & SRB_FXDISC_REQ_DWRD_VALID) { - fx_iocb.dataword = - cpu_to_le32(fxio->u.fxiocb.req_data); + fx_iocb.dataword = fxio->u.fxiocb.req_data; } fx_iocb.flags = fxio->u.fxiocb.flags; } else { @@ -3323,21 +3330,21 @@ qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb) fx_iocb.reserved_1 = piocb_rqst->reserved_1; fx_iocb.dataword_extra = piocb_rqst->dataword_extra; fx_iocb.dataword = piocb_rqst->dataword; - fx_iocb.req_xfrcnt = cpu_to_le16(piocb_rqst->req_len); - fx_iocb.rsp_xfrcnt = cpu_to_le16(piocb_rqst->rsp_len); + fx_iocb.req_xfrcnt = piocb_rqst->req_len; + fx_iocb.rsp_xfrcnt = piocb_rqst->rsp_len; if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) { int avail_dsds, tot_dsds; cont_a64_entry_t lcont_pkt; cont_a64_entry_t *cont_pkt = NULL; - uint32_t *cur_dsd; + __le32 *cur_dsd; int index = 0, cont = 0; fx_iocb.req_dsdcnt = cpu_to_le16(bsg_job->request_payload.sg_cnt); tot_dsds = - cpu_to_le32(bsg_job->request_payload.sg_cnt); - cur_dsd = (uint32_t *)&fx_iocb.dseg_rq_address[0]; + bsg_job->request_payload.sg_cnt; + cur_dsd = (__le32 *)&fx_iocb.dseg_rq_address[0]; avail_dsds = 1; for_each_sg(bsg_job->request_payload.sg_list, sg, tot_dsds, index) { @@ -3355,7 +3362,7 @@ qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb) qlafx00_prep_cont_type1_iocb( sp->fcport->vha->req, &lcont_pkt); - cur_dsd = (uint32_t *) + cur_dsd = (__le32 *) lcont_pkt.dseg_0_address; avail_dsds = 5; cont = 1; @@ -3393,13 +3400,13 @@ qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb) int avail_dsds, tot_dsds; cont_a64_entry_t lcont_pkt; cont_a64_entry_t *cont_pkt = NULL; - uint32_t *cur_dsd; + __le32 *cur_dsd; int index = 0, cont = 0; fx_iocb.rsp_dsdcnt = cpu_to_le16(bsg_job->reply_payload.sg_cnt); - tot_dsds = cpu_to_le32(bsg_job->reply_payload.sg_cnt); - cur_dsd = (uint32_t *)&fx_iocb.dseg_rsp_address[0]; + tot_dsds = bsg_job->reply_payload.sg_cnt; + cur_dsd = (__le32 *)&fx_iocb.dseg_rsp_address[0]; avail_dsds = 1; for_each_sg(bsg_job->reply_payload.sg_list, sg, @@ -3418,7 +3425,7 @@ qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb) qlafx00_prep_cont_type1_iocb( sp->fcport->vha->req, &lcont_pkt); - cur_dsd = (uint32_t *) + cur_dsd = (__le32 *) lcont_pkt.dseg_0_address; avail_dsds = 5; cont = 1; @@ -3453,7 +3460,7 @@ qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb) } if (piocb_rqst->flags & SRB_FXDISC_REQ_DWRD_VALID) - fx_iocb.dataword = cpu_to_le32(piocb_rqst->dataword); + fx_iocb.dataword = piocb_rqst->dataword; fx_iocb.flags = piocb_rqst->flags; fx_iocb.entry_count = entry_cnt; } @@ -3462,7 +3469,7 @@ qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb) sp->fcport->vha, 0x3047, (uint8_t *)&fx_iocb, sizeof(struct fxdisc_entry_fx00)); - memcpy((void __iomem *)pfxiocb, &fx_iocb, + memcpy((void *)pfxiocb, &fx_iocb, sizeof(struct fxdisc_entry_fx00)); wmb(); } diff --git a/drivers/scsi/qla2xxx/qla_mr.h b/drivers/scsi/qla2xxx/qla_mr.h index cc327dc..1a092af 100644 --- a/drivers/scsi/qla2xxx/qla_mr.h +++ b/drivers/scsi/qla2xxx/qla_mr.h @@ -24,10 +24,10 @@ struct cmd_type_7_fx00 { uint32_t handle; /* System handle. */ uint32_t handle_hi; - uint16_t tgt_idx; /* Target Idx. */ + __le16 tgt_idx; /* Target Idx. */ uint16_t timeout; /* Command timeout. */ - uint16_t dseg_count; /* Data segment count. */ + __le16 dseg_count; /* Data segment count. */ uint16_t scsi_rsp_dsd_len; struct scsi_lun lun; /* LUN (LE). */ @@ -41,7 +41,7 @@ struct cmd_type_7_fx00 { uint8_t crn; uint8_t fcp_cdb[MAX_CMDSZ]; /* SCSI command words. */ - uint32_t byte_count; /* Total byte count. */ + __le32 byte_count; /* Total byte count. */ uint32_t dseg_0_address[2]; /* Data segment 0 address. */ uint32_t dseg_0_len; /* Data segment 0 length. */ @@ -81,16 +81,16 @@ struct sts_entry_fx00 { uint32_t handle; /* System handle. */ uint32_t handle_hi; /* System handle. */ - uint16_t comp_status; /* Completion status. */ + __le16 comp_status; /* Completion status. */ uint16_t reserved_0; /* OX_ID used by the firmware. */ - uint32_t residual_len; /* FW calc residual transfer length. */ + __le32 residual_len; /* FW calc residual transfer length. */ uint16_t reserved_1; uint16_t state_flags; /* State flags. */ uint16_t reserved_2; - uint16_t scsi_status; /* SCSI status. */ + __le16 scsi_status; /* SCSI status. */ uint32_t sense_len; /* FCP SENSE length. */ uint8_t data[32]; /* FCP response/sense information. */ @@ -106,7 +106,7 @@ struct multi_sts_entry_fx00 { uint8_t handle_count; uint8_t entry_status; - uint32_t handles[MAX_HANDLE_COUNT]; + __le32 handles[MAX_HANDLE_COUNT]; }; #define TSK_MGMT_IOCB_TYPE_FX00 0x05 @@ -116,21 +116,21 @@ struct tsk_mgmt_entry_fx00 { uint8_t sys_define; uint8_t entry_status; /* Entry Status. */ - uint32_t handle; /* System handle. */ + __le32 handle; /* System handle. */ uint32_t handle_hi; /* System handle. */ - uint16_t tgt_id; /* Target Idx. */ + __le16 tgt_id; /* Target Idx. */ uint16_t reserved_1; uint16_t delay; /* Activity delay in seconds. */ - uint16_t timeout; /* Command timeout. */ + __le16 timeout; /* Command timeout. */ struct scsi_lun lun; /* LUN (LE). */ - uint32_t control_flags; /* Control Flags. */ + __le32 control_flags; /* Control Flags. */ uint8_t reserved_2[32]; }; @@ -143,16 +143,16 @@ struct abort_iocb_entry_fx00 { uint8_t sys_define; /* System defined. */ uint8_t entry_status; /* Entry Status. */ - uint32_t handle; /* System handle. */ - uint32_t handle_hi; /* System handle. */ + __le32 handle; /* System handle. */ + __le32 handle_hi; /* System handle. */ - uint16_t tgt_id_sts; /* Completion status. */ - uint16_t options; + __le16 tgt_id_sts; /* Completion status. */ + __le16 options; - uint32_t abort_handle; /* System handle. */ - uint32_t abort_handle_hi; /* System handle. */ + __le32 abort_handle; /* System handle. */ + __le32 abort_handle_hi; /* System handle. */ - uint16_t req_que_no; + __le16 req_que_no; uint8_t reserved_1[38]; }; @@ -167,17 +167,17 @@ struct ioctl_iocb_entry_fx00 { uint32_t reserved_0; /* System handle. */ uint16_t comp_func_num; - uint16_t fw_iotcl_flags; + __le16 fw_iotcl_flags; - uint32_t dataword_r; /* Data word returned */ + __le32 dataword_r; /* Data word returned */ uint32_t adapid; /* Adapter ID */ uint32_t adapid_hi; /* Adapter ID high */ uint32_t reserved_1; - uint32_t seq_no; + __le32 seq_no; uint8_t reserved_2[20]; uint32_t residuallen; - uint32_t status; + __le32 status; }; #define STATUS_CONT_TYPE_FX00 0x04 @@ -189,26 +189,26 @@ struct fxdisc_entry_fx00 { uint8_t sys_define; /* System Defined. */ uint8_t entry_status; /* Entry Status. */ - uint32_t handle; /* System handle. */ - uint32_t reserved_0; /* System handle. */ + __le32 handle; /* System handle. */ + __le32 reserved_0; /* System handle. */ - uint16_t func_num; - uint16_t req_xfrcnt; - uint16_t req_dsdcnt; - uint16_t rsp_xfrcnt; - uint16_t rsp_dsdcnt; + __le16 func_num; + __le16 req_xfrcnt; + __le16 req_dsdcnt; + __le16 rsp_xfrcnt; + __le16 rsp_dsdcnt; uint8_t flags; uint8_t reserved_1; - uint32_t dseg_rq_address[2]; /* Data segment 0 address. */ - uint32_t dseg_rq_len; /* Data segment 0 length. */ - uint32_t dseg_rsp_address[2]; /* Data segment 1 address. */ - uint32_t dseg_rsp_len; /* Data segment 1 length. */ + __le32 dseg_rq_address[2]; /* Data segment 0 address. */ + __le32 dseg_rq_len; /* Data segment 0 length. */ + __le32 dseg_rsp_address[2]; /* Data segment 1 address. */ + __le32 dseg_rsp_len; /* Data segment 1 length. */ - uint32_t dataword; - uint32_t adapid; - uint32_t adapid_hi; - uint32_t dataword_extra; + __le32 dataword; + __le32 adapid; + __le32 adapid_hi; + __le32 dataword_extra; }; struct qlafx00_tgt_node_info { @@ -421,43 +421,43 @@ struct config_info_data { WRT_REG_DWORD((ha)->cregbase + off, val) struct qla_mt_iocb_rqst_fx00 { - uint32_t reserved_0; + __le32 reserved_0; - uint16_t func_type; + __le16 func_type; uint8_t flags; uint8_t reserved_1; - uint32_t dataword; + __le32 dataword; - uint32_t adapid; - uint32_t adapid_hi; + __le32 adapid; + __le32 adapid_hi; - uint32_t dataword_extra; + __le32 dataword_extra; - uint32_t req_len; + __le32 req_len; - uint32_t rsp_len; + __le32 rsp_len; }; struct qla_mt_iocb_rsp_fx00 { uint32_t reserved_1; uint16_t func_type; - uint16_t ioctl_flags; + __le16 ioctl_flags; - uint32_t ioctl_data; + __le32 ioctl_data; uint32_t adapid; uint32_t adapid_hi; uint32_t reserved_2; - uint32_t seq_number; + __le32 seq_number; uint8_t reserved_3[20]; int32_t res_count; - uint32_t status; + __le32 status; }; diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index ad72c1d..3e21e9f 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -104,8 +104,6 @@ MODULE_PARM_DESC(ql2xshiftctondsd, "Set to control shifting of command type processing " "based on total number of SG elements."); -static void qla2x00_free_device(scsi_qla_host_t *); - int ql2xfdmienable=1; module_param(ql2xfdmienable, int, S_IRUGO); MODULE_PARM_DESC(ql2xfdmienable, @@ -237,6 +235,7 @@ static int qla2xxx_eh_host_reset(struct scsi_cmnd *); static int qla2x00_change_queue_depth(struct scsi_device *, int, int); static int qla2x00_change_queue_type(struct scsi_device *, int); +static void qla2x00_free_device(scsi_qla_host_t *); struct scsi_host_template qla2xxx_driver_template = { .module = THIS_MODULE, @@ -2840,8 +2839,7 @@ skip_dpc: qla2x00_dfs_setup(base_vha); ql_log(ql_log_info, base_vha, 0x00fb, - "QLogic %s - %s.\n", - ha->model_number, ha->model_desc ? ha->model_desc : ""); + "QLogic %s - %s.\n", ha->model_number, ha->model_desc); ql_log(ql_log_info, base_vha, 0x00fc, "ISP%04X: %s @ %s hdma%c host#=%ld fw=%s.\n", pdev->device, ha->isp_ops->pci_info_str(base_vha, pci_info), @@ -2981,14 +2979,12 @@ qla2x00_remove_one(struct pci_dev *pdev) set_bit(UNLOADING, &base_vha->dpc_flags); mutex_lock(&ha->vport_lock); while (ha->cur_vport_count) { - struct Scsi_Host *scsi_host; - spin_lock_irqsave(&ha->vport_slock, flags); BUG_ON(base_vha->list.next == &ha->vp_list); /* This assumes first entry in ha->vp_list is always base vha */ vha = list_first_entry(&base_vha->list, scsi_qla_host_t, list); - scsi_host = scsi_host_get(vha->host); + scsi_host_get(vha->host); spin_unlock_irqrestore(&ha->vport_slock, flags); mutex_unlock(&ha->vport_lock); diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index d055450..cb4fefa 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -258,7 +258,7 @@ struct sdebug_queued_cmd { static struct sdebug_queued_cmd queued_arr[SCSI_DEBUG_CANQUEUE]; static unsigned char * fake_storep; /* ramdisk storage */ -static unsigned char *dif_storep; /* protection info */ +static struct sd_dif_tuple *dif_storep; /* protection info */ static void *map_storep; /* provisioning map */ static unsigned long map_size; @@ -277,11 +277,6 @@ static char sdebug_proc_name[] = "scsi_debug"; static struct bus_type pseudo_lld_bus; -static inline sector_t dif_offset(sector_t sector) -{ - return sector << 3; -} - static struct device_driver sdebug_driverfs_driver = { .name = sdebug_proc_name, .bus = &pseudo_lld_bus, @@ -1736,6 +1731,50 @@ static int do_device_access(struct scsi_cmnd *scmd, return ret; } +static u16 dif_compute_csum(const void *buf, int len) +{ + u16 csum; + + switch (scsi_debug_guard) { + case 1: + csum = ip_compute_csum(buf, len); + break; + case 0: + csum = cpu_to_be16(crc_t10dif(buf, len)); + break; + } + return csum; +} + +static int dif_verify(struct sd_dif_tuple *sdt, const void *data, + sector_t sector, u32 ei_lba) +{ + u16 csum = dif_compute_csum(data, scsi_debug_sector_size); + + if (sdt->guard_tag != csum) { + pr_err("%s: GUARD check failed on sector %lu rcvd 0x%04x, data 0x%04x\n", + __func__, + (unsigned long)sector, + be16_to_cpu(sdt->guard_tag), + be16_to_cpu(csum)); + return 0x01; + } + if (scsi_debug_dif == SD_DIF_TYPE1_PROTECTION && + be32_to_cpu(sdt->ref_tag) != (sector & 0xffffffff)) { + pr_err("%s: REF check failed on sector %lu\n", + __func__, (unsigned long)sector); + return 0x03; + } + if (scsi_debug_dif == SD_DIF_TYPE2_PROTECTION && + be32_to_cpu(sdt->ref_tag) != ei_lba) { + pr_err("%s: REF check failed on sector %lu\n", + __func__, (unsigned long)sector); + dif_errors++; + return 0x03; + } + return 0; +} + static int prot_verify_read(struct scsi_cmnd *SCpnt, sector_t start_sec, unsigned int sectors, u32 ei_lba) { @@ -1748,71 +1787,38 @@ static int prot_verify_read(struct scsi_cmnd *SCpnt, sector_t start_sec, start_sec = do_div(tmp_sec, sdebug_store_sectors); - sdt = (struct sd_dif_tuple *)(dif_storep + dif_offset(start_sec)); + sdt = dif_storep + start_sec; for (i = 0 ; i < sectors ; i++) { - u16 csum; + int ret; if (sdt[i].app_tag == 0xffff) continue; sector = start_sec + i; - switch (scsi_debug_guard) { - case 1: - csum = ip_compute_csum(fake_storep + - sector * scsi_debug_sector_size, - scsi_debug_sector_size); - break; - case 0: - csum = crc_t10dif(fake_storep + - sector * scsi_debug_sector_size, - scsi_debug_sector_size); - csum = cpu_to_be16(csum); - break; - default: - BUG(); - } - - if (sdt[i].guard_tag != csum) { - printk(KERN_ERR "%s: GUARD check failed on sector %lu" \ - " rcvd 0x%04x, data 0x%04x\n", __func__, - (unsigned long)sector, - be16_to_cpu(sdt[i].guard_tag), - be16_to_cpu(csum)); - dif_errors++; - return 0x01; - } - - if (scsi_debug_dif == SD_DIF_TYPE1_PROTECTION && - be32_to_cpu(sdt[i].ref_tag) != (sector & 0xffffffff)) { - printk(KERN_ERR "%s: REF check failed on sector %lu\n", - __func__, (unsigned long)sector); + ret = dif_verify(&sdt[i], + fake_storep + sector * scsi_debug_sector_size, + sector, ei_lba); + if (ret) { dif_errors++; - return 0x03; - } - - if (scsi_debug_dif == SD_DIF_TYPE2_PROTECTION && - be32_to_cpu(sdt[i].ref_tag) != ei_lba) { - printk(KERN_ERR "%s: REF check failed on sector %lu\n", - __func__, (unsigned long)sector); - dif_errors++; - return 0x03; + return ret; } ei_lba++; } - resid = sectors * 8; /* Bytes of protection data to copy into sgl */ + /* Bytes of protection data to copy into sgl */ + resid = sectors * sizeof(*dif_storep); sector = start_sec; scsi_for_each_prot_sg(SCpnt, psgl, scsi_prot_sg_count(SCpnt), i) { int len = min(psgl->length, resid); paddr = kmap_atomic(sg_page(psgl)) + psgl->offset; - memcpy(paddr, dif_storep + dif_offset(sector), len); + memcpy(paddr, dif_storep + sector, len); - sector += len >> 3; + sector += len / sizeof(*dif_storep); if (sector >= sdebug_store_sectors) { /* Force wrap */ tmp_sec = sector; @@ -1910,22 +1916,21 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec, sector_t tmp_sec = start_sec; sector_t sector; int ppage_offset; - unsigned short csum; sector = do_div(tmp_sec, sdebug_store_sectors); BUG_ON(scsi_sg_count(SCpnt) == 0); BUG_ON(scsi_prot_sg_count(SCpnt) == 0); - paddr = kmap_atomic(sg_page(psgl)) + psgl->offset; ppage_offset = 0; /* For each data page */ scsi_for_each_sg(SCpnt, dsgl, scsi_sg_count(SCpnt), i) { daddr = kmap_atomic(sg_page(dsgl)) + dsgl->offset; + paddr = kmap_atomic(sg_page(psgl)) + psgl->offset; /* For each sector-sized chunk in data page */ - for (j = 0 ; j < dsgl->length ; j += scsi_debug_sector_size) { + for (j = 0; j < dsgl->length; j += scsi_debug_sector_size) { /* If we're at the end of the current * protection page advance to the next one @@ -1941,51 +1946,9 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec, sdt = paddr + ppage_offset; - switch (scsi_debug_guard) { - case 1: - csum = ip_compute_csum(daddr, - scsi_debug_sector_size); - break; - case 0: - csum = cpu_to_be16(crc_t10dif(daddr, - scsi_debug_sector_size)); - break; - default: - BUG(); - ret = 0; - goto out; - } - - if (sdt->guard_tag != csum) { - printk(KERN_ERR - "%s: GUARD check failed on sector %lu " \ - "rcvd 0x%04x, calculated 0x%04x\n", - __func__, (unsigned long)sector, - be16_to_cpu(sdt->guard_tag), - be16_to_cpu(csum)); - ret = 0x01; - dump_sector(daddr, scsi_debug_sector_size); - goto out; - } - - if (scsi_debug_dif == SD_DIF_TYPE1_PROTECTION && - be32_to_cpu(sdt->ref_tag) - != (start_sec & 0xffffffff)) { - printk(KERN_ERR - "%s: REF check failed on sector %lu\n", - __func__, (unsigned long)sector); - ret = 0x03; - dump_sector(daddr, scsi_debug_sector_size); - goto out; - } - - if (scsi_debug_dif == SD_DIF_TYPE2_PROTECTION && - be32_to_cpu(sdt->ref_tag) != ei_lba) { - printk(KERN_ERR - "%s: REF check failed on sector %lu\n", - __func__, (unsigned long)sector); - ret = 0x03; - dump_sector(daddr, scsi_debug_sector_size); + ret = dif_verify(sdt, daddr + j, start_sec, ei_lba); + if (ret) { + dump_sector(daddr + j, scsi_debug_sector_size); goto out; } @@ -1994,7 +1957,7 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec, * correctness we need to verify each sector * before writing it to "stable" storage */ - memcpy(dif_storep + dif_offset(sector), sdt, 8); + memcpy(dif_storep + sector, sdt, sizeof(*sdt)); sector++; @@ -2003,23 +1966,21 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec, start_sec++; ei_lba++; - daddr += scsi_debug_sector_size; ppage_offset += sizeof(struct sd_dif_tuple); } + kunmap_atomic(paddr); kunmap_atomic(daddr); } - kunmap_atomic(paddr); - dix_writes++; return 0; out: dif_errors++; - kunmap_atomic(daddr); kunmap_atomic(paddr); + kunmap_atomic(daddr); return ret; } @@ -2092,6 +2053,11 @@ static void unmap_region(sector_t lba, unsigned int len) scsi_debug_sector_size * scsi_debug_unmap_granularity); } + if (dif_storep) { + memset(dif_storep + lba, 0xff, + sizeof(*dif_storep) * + scsi_debug_unmap_granularity); + } } lba = map_index_to_lba(index + 1); } @@ -3400,7 +3366,7 @@ static int __init scsi_debug_init(void) if (scsi_debug_num_parts > 0) sdebug_build_parts(fake_storep, sz); - if (scsi_debug_dif) { + if (scsi_debug_dix) { int dif_size; dif_size = sdebug_store_sectors * sizeof(struct sd_dif_tuple); diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 86d5220..124392f 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -434,6 +434,8 @@ static void scsi_run_queue(struct request_queue *q) list_splice_init(&shost->starved_list, &starved_list); while (!list_empty(&starved_list)) { + struct request_queue *slq; + /* * As long as shost is accepting commands and we have * starved queues, call blk_run_queue. scsi_request_fn @@ -456,11 +458,25 @@ static void scsi_run_queue(struct request_queue *q) continue; } - spin_unlock(shost->host_lock); - spin_lock(sdev->request_queue->queue_lock); - __blk_run_queue(sdev->request_queue); - spin_unlock(sdev->request_queue->queue_lock); - spin_lock(shost->host_lock); + /* + * Once we drop the host lock, a racing scsi_remove_device() + * call may remove the sdev from the starved list and destroy + * it and the queue. Mitigate by taking a reference to the + * queue and never touching the sdev again after we drop the + * host lock. Note: if __scsi_remove_device() invokes + * blk_cleanup_queue() before the queue is run from this + * function then blk_run_queue() will return immediately since + * blk_cleanup_queue() marks the queue with QUEUE_FLAG_DYING. + */ + slq = sdev->request_queue; + if (!blk_get_queue(slq)) + continue; + spin_unlock_irqrestore(shost->host_lock, flags); + + blk_run_queue(slq); + blk_put_queue(slq); + + spin_lock_irqsave(shost->host_lock, flags); } /* put any unprocessed entries back */ list_splice(&starved_list, &shost->starved_list); @@ -2177,6 +2193,7 @@ scsi_device_set_state(struct scsi_device *sdev, enum scsi_device_state state) case SDEV_OFFLINE: case SDEV_TRANSPORT_OFFLINE: case SDEV_CANCEL: + case SDEV_CREATED_BLOCK: break; default: goto illegal; diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c index 9451989..83ec1aa 100644 --- a/drivers/scsi/storvsc_drv.c +++ b/drivers/scsi/storvsc_drv.c @@ -326,7 +326,9 @@ MODULE_PARM_DESC(storvsc_ringbuffer_size, "Ring buffer size (bytes)"); */ static int storvsc_timeout = 180; -#define STORVSC_MAX_IO_REQUESTS 128 +#define STORVSC_MAX_IO_REQUESTS 200 + +static void storvsc_on_channel_callback(void *context); /* * In Hyper-V, each port/path/target maps to 1 scsi host adapter. In @@ -364,6 +366,7 @@ struct storvsc_device { bool destroy; bool drain_notify; + bool open_sub_channel; atomic_t num_outstanding_req; struct Scsi_Host *host; @@ -755,12 +758,104 @@ static unsigned int copy_to_bounce_buffer(struct scatterlist *orig_sgl, return total_copied; } +static void handle_sc_creation(struct vmbus_channel *new_sc) +{ + struct hv_device *device = new_sc->primary_channel->device_obj; + struct storvsc_device *stor_device; + struct vmstorage_channel_properties props; + + stor_device = get_out_stor_device(device); + if (!stor_device) + return; + + if (stor_device->open_sub_channel == false) + return; + + memset(&props, 0, sizeof(struct vmstorage_channel_properties)); + + vmbus_open(new_sc, + storvsc_ringbuffer_size, + storvsc_ringbuffer_size, + (void *)&props, + sizeof(struct vmstorage_channel_properties), + storvsc_on_channel_callback, new_sc); +} + +static void handle_multichannel_storage(struct hv_device *device, int max_chns) +{ + struct storvsc_device *stor_device; + int num_cpus = num_online_cpus(); + int num_sc; + struct storvsc_cmd_request *request; + struct vstor_packet *vstor_packet; + int ret, t; + + num_sc = ((max_chns > num_cpus) ? num_cpus : max_chns); + stor_device = get_out_stor_device(device); + if (!stor_device) + return; + + request = &stor_device->init_request; + vstor_packet = &request->vstor_packet; + + stor_device->open_sub_channel = true; + /* + * Establish a handler for dealing with subchannels. + */ + vmbus_set_sc_create_callback(device->channel, handle_sc_creation); + + /* + * Check to see if sub-channels have already been created. This + * can happen when this driver is re-loaded after unloading. + */ + + if (vmbus_are_subchannels_present(device->channel)) + return; + + stor_device->open_sub_channel = false; + /* + * Request the host to create sub-channels. + */ + memset(request, 0, sizeof(struct storvsc_cmd_request)); + init_completion(&request->wait_event); + vstor_packet->operation = VSTOR_OPERATION_CREATE_SUB_CHANNELS; + vstor_packet->flags = REQUEST_COMPLETION_FLAG; + vstor_packet->sub_channel_count = num_sc; + + ret = vmbus_sendpacket(device->channel, vstor_packet, + (sizeof(struct vstor_packet) - + vmscsi_size_delta), + (unsigned long)request, + VM_PKT_DATA_INBAND, + VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED); + + if (ret != 0) + return; + + t = wait_for_completion_timeout(&request->wait_event, 10*HZ); + if (t == 0) + return; + + if (vstor_packet->operation != VSTOR_OPERATION_COMPLETE_IO || + vstor_packet->status != 0) + return; + + /* + * Now that we created the sub-channels, invoke the check; this + * may trigger the callback. + */ + stor_device->open_sub_channel = true; + vmbus_are_subchannels_present(device->channel); +} + static int storvsc_channel_init(struct hv_device *device) { struct storvsc_device *stor_device; struct storvsc_cmd_request *request; struct vstor_packet *vstor_packet; int ret, t; + int max_chns; + bool process_sub_channels = false; stor_device = get_out_stor_device(device); if (!stor_device) @@ -855,6 +950,19 @@ static int storvsc_channel_init(struct hv_device *device) vstor_packet->status != 0) goto cleanup; + /* + * Check to see if multi-channel support is there. + * Hosts that implement protocol version of 5.1 and above + * support multi-channel. + */ + max_chns = vstor_packet->storage_channel_properties.max_channel_cnt; + if ((vmbus_proto_version != VERSION_WIN7) && + (vmbus_proto_version != VERSION_WS2008)) { + if (vstor_packet->storage_channel_properties.flags & + STORAGE_CHANNEL_SUPPORTS_MULTI_CHANNEL) + process_sub_channels = true; + } + memset(vstor_packet, 0, sizeof(struct vstor_packet)); vstor_packet->operation = VSTOR_OPERATION_END_INITIALIZATION; vstor_packet->flags = REQUEST_COMPLETION_FLAG; @@ -879,6 +987,9 @@ static int storvsc_channel_init(struct hv_device *device) vstor_packet->status != 0) goto cleanup; + if (process_sub_channels) + handle_multichannel_storage(device, max_chns); + cleanup: return ret; @@ -1100,7 +1211,8 @@ static void storvsc_on_receive(struct hv_device *device, static void storvsc_on_channel_callback(void *context) { - struct hv_device *device = (struct hv_device *)context; + struct vmbus_channel *channel = (struct vmbus_channel *)context; + struct hv_device *device; struct storvsc_device *stor_device; u32 bytes_recvd; u64 request_id; @@ -1108,13 +1220,17 @@ static void storvsc_on_channel_callback(void *context) struct storvsc_cmd_request *request; int ret; + if (channel->primary_channel != NULL) + device = channel->primary_channel->device_obj; + else + device = channel->device_obj; stor_device = get_in_stor_device(device); if (!stor_device) return; do { - ret = vmbus_recvpacket(device->channel, packet, + ret = vmbus_recvpacket(channel, packet, ALIGN((sizeof(struct vstor_packet) - vmscsi_size_delta), 8), &bytes_recvd, &request_id); @@ -1155,7 +1271,7 @@ static int storvsc_connect_to_vsp(struct hv_device *device, u32 ring_size) ring_size, (void *)&props, sizeof(struct vmstorage_channel_properties), - storvsc_on_channel_callback, device); + storvsc_on_channel_callback, device->channel); if (ret != 0) return ret; @@ -1207,6 +1323,7 @@ static int storvsc_do_io(struct hv_device *device, { struct storvsc_device *stor_device; struct vstor_packet *vstor_packet; + struct vmbus_channel *outgoing_channel; int ret = 0; vstor_packet = &request->vstor_packet; @@ -1217,6 +1334,11 @@ static int storvsc_do_io(struct hv_device *device, request->device = device; + /* + * Select an an appropriate channel to send the request out. + */ + + outgoing_channel = vmbus_get_outgoing_channel(device->channel); vstor_packet->flags |= REQUEST_COMPLETION_FLAG; @@ -1234,7 +1356,7 @@ static int storvsc_do_io(struct hv_device *device, vstor_packet->operation = VSTOR_OPERATION_EXECUTE_SRB; if (request->data_buffer.len) { - ret = vmbus_sendpacket_multipagebuffer(device->channel, + ret = vmbus_sendpacket_multipagebuffer(outgoing_channel, &request->data_buffer, vstor_packet, (sizeof(struct vstor_packet) - @@ -1580,6 +1702,7 @@ static struct scsi_host_template scsi_driver = { enum { SCSI_GUID, IDE_GUID, + SFC_GUID, }; static const struct hv_vmbus_device_id id_table[] = { @@ -1591,6 +1714,11 @@ static const struct hv_vmbus_device_id id_table[] = { { HV_IDE_GUID, .driver_data = IDE_GUID }, + /* Fibre Channel GUID */ + { + HV_SYNTHFC_GUID, + .driver_data = SFC_GUID + }, { }, }; @@ -1643,6 +1771,7 @@ static int storvsc_probe(struct hv_device *device, } stor_device->destroy = false; + stor_device->open_sub_channel = false; init_waitqueue_head(&stor_device->waiting_to_drain); stor_device->device = device; stor_device->host = host; diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index 10f99f4..89cbbab 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -266,7 +266,7 @@ config SPI_OC_TINY config SPI_OCTEON tristate "Cavium OCTEON SPI controller" - depends on CPU_CAVIUM_OCTEON + depends on CAVIUM_OCTEON_SOC help SPI host driver for the hardware found on some Cavium OCTEON SOCs. diff --git a/drivers/ssb/Kconfig b/drivers/ssb/Kconfig index 5ff3a4f..36171fd 100644 --- a/drivers/ssb/Kconfig +++ b/drivers/ssb/Kconfig @@ -144,7 +144,7 @@ config SSB_SFLASH # Assumption: We are on embedded, if we compile the MIPS core. config SSB_EMBEDDED bool - depends on SSB_DRIVER_MIPS + depends on SSB_DRIVER_MIPS && SSB_PCICORE_HOSTMODE default y config SSB_DRIVER_EXTIF diff --git a/drivers/staging/media/davinci_vpfe/dm365_ipipe.c b/drivers/staging/media/davinci_vpfe/dm365_ipipe.c index 05673ed..766a071 100644 --- a/drivers/staging/media/davinci_vpfe/dm365_ipipe.c +++ b/drivers/staging/media/davinci_vpfe/dm365_ipipe.c @@ -1751,10 +1751,10 @@ static const struct media_entity_operations ipipe_media_ops = { */ void vpfe_ipipe_unregister_entities(struct vpfe_ipipe_device *vpfe_ipipe) { - /* cleanup entity */ - media_entity_cleanup(&vpfe_ipipe->subdev.entity); /* unregister subdev */ v4l2_device_unregister_subdev(&vpfe_ipipe->subdev); + /* cleanup entity */ + media_entity_cleanup(&vpfe_ipipe->subdev.entity); } /* diff --git a/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c b/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c index b2f4ef8..59540cd 100644 --- a/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c +++ b/drivers/staging/media/davinci_vpfe/dm365_ipipeif.c @@ -947,10 +947,10 @@ void vpfe_ipipeif_unregister_entities(struct vpfe_ipipeif_device *ipipeif) /* unregister video device */ vpfe_video_unregister(&ipipeif->video_in); - /* cleanup entity */ - media_entity_cleanup(&ipipeif->subdev.entity); /* unregister subdev */ v4l2_device_unregister_subdev(&ipipeif->subdev); + /* cleanup entity */ + media_entity_cleanup(&ipipeif->subdev.entity); } int diff --git a/drivers/staging/media/davinci_vpfe/dm365_isif.c b/drivers/staging/media/davinci_vpfe/dm365_isif.c index 5829360..ff48fce 100644 --- a/drivers/staging/media/davinci_vpfe/dm365_isif.c +++ b/drivers/staging/media/davinci_vpfe/dm365_isif.c @@ -1750,10 +1750,10 @@ static const struct media_entity_operations isif_media_ops = { void vpfe_isif_unregister_entities(struct vpfe_isif_device *isif) { vpfe_video_unregister(&isif->video_out); - /* cleanup entity */ - media_entity_cleanup(&isif->subdev.entity); /* unregister subdev */ v4l2_device_unregister_subdev(&isif->subdev); + /* cleanup entity */ + media_entity_cleanup(&isif->subdev.entity); } static void isif_restore_defaults(struct vpfe_isif_device *isif) diff --git a/drivers/staging/media/davinci_vpfe/dm365_resizer.c b/drivers/staging/media/davinci_vpfe/dm365_resizer.c index 126f84c..8e13bd4 100644 --- a/drivers/staging/media/davinci_vpfe/dm365_resizer.c +++ b/drivers/staging/media/davinci_vpfe/dm365_resizer.c @@ -1777,14 +1777,14 @@ void vpfe_resizer_unregister_entities(struct vpfe_resizer_device *vpfe_rsz) vpfe_video_unregister(&vpfe_rsz->resizer_a.video_out); vpfe_video_unregister(&vpfe_rsz->resizer_b.video_out); - /* cleanup entity */ - media_entity_cleanup(&vpfe_rsz->crop_resizer.subdev.entity); - media_entity_cleanup(&vpfe_rsz->resizer_a.subdev.entity); - media_entity_cleanup(&vpfe_rsz->resizer_b.subdev.entity); /* unregister subdev */ v4l2_device_unregister_subdev(&vpfe_rsz->crop_resizer.subdev); v4l2_device_unregister_subdev(&vpfe_rsz->resizer_a.subdev); v4l2_device_unregister_subdev(&vpfe_rsz->resizer_b.subdev); + /* cleanup entity */ + media_entity_cleanup(&vpfe_rsz->crop_resizer.subdev.entity); + media_entity_cleanup(&vpfe_rsz->resizer_a.subdev.entity); + media_entity_cleanup(&vpfe_rsz->resizer_b.subdev.entity); } /* @@ -1865,12 +1865,12 @@ out_create_link: vpfe_video_unregister(&resizer->resizer_b.video_out); out_video_out2_register: vpfe_video_unregister(&resizer->resizer_a.video_out); - media_entity_cleanup(&resizer->crop_resizer.subdev.entity); - media_entity_cleanup(&resizer->resizer_a.subdev.entity); - media_entity_cleanup(&resizer->resizer_b.subdev.entity); v4l2_device_unregister_subdev(&resizer->crop_resizer.subdev); v4l2_device_unregister_subdev(&resizer->resizer_a.subdev); v4l2_device_unregister_subdev(&resizer->resizer_b.subdev); + media_entity_cleanup(&resizer->crop_resizer.subdev.entity); + media_entity_cleanup(&resizer->resizer_a.subdev.entity); + media_entity_cleanup(&resizer->resizer_b.subdev.entity); return ret; } diff --git a/drivers/staging/media/davinci_vpfe/vpfe_video.c b/drivers/staging/media/davinci_vpfe/vpfe_video.c index ba913f1..24d98a6 100644 --- a/drivers/staging/media/davinci_vpfe/vpfe_video.c +++ b/drivers/staging/media/davinci_vpfe/vpfe_video.c @@ -39,7 +39,7 @@ static struct media_entity *vpfe_get_input_entity struct vpfe_device *vpfe_dev = video->vpfe_dev; struct media_pad *remote; - remote = media_entity_remote_source(&vpfe_dev->vpfe_isif.pads[0]); + remote = media_entity_remote_pad(&vpfe_dev->vpfe_isif.pads[0]); if (remote == NULL) { pr_err("Invalid media connection to isif/ccdc\n"); return NULL; @@ -56,7 +56,7 @@ static int vpfe_update_current_ext_subdev(struct vpfe_video_device *video) struct media_pad *remote; int i; - remote = media_entity_remote_source(&vpfe_dev->vpfe_isif.pads[0]); + remote = media_entity_remote_pad(&vpfe_dev->vpfe_isif.pads[0]); if (remote == NULL) { pr_err("Invalid media connection to isif/ccdc\n"); return -EINVAL; @@ -89,7 +89,7 @@ static int vpfe_update_current_ext_subdev(struct vpfe_video_device *video) static struct v4l2_subdev * vpfe_video_remote_subdev(struct vpfe_video_device *video, u32 *pad) { - struct media_pad *remote = media_entity_remote_source(&video->pad); + struct media_pad *remote = media_entity_remote_pad(&video->pad); if (remote == NULL || remote->entity->type != MEDIA_ENT_T_V4L2_SUBDEV) return NULL; @@ -114,7 +114,7 @@ __vpfe_video_get_format(struct vpfe_video_device *video, return -EINVAL; fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE; - remote = media_entity_remote_source(&video->pad); + remote = media_entity_remote_pad(&video->pad); fmt.pad = remote->index; ret = v4l2_subdev_call(subdev, pad, get_fmt, NULL, &fmt); @@ -245,7 +245,7 @@ static int vpfe_video_validate_pipeline(struct vpfe_pipeline *pipe) return -EPIPE; /* Retrieve the source format */ - pad = media_entity_remote_source(pad); + pad = media_entity_remote_pad(pad); if (pad == NULL || pad->entity->type != MEDIA_ENT_T_V4L2_SUBDEV) break; @@ -667,7 +667,7 @@ static int vpfe_enum_fmt(struct file *file, void *priv, return -EINVAL; } /* get the remote pad */ - remote = media_entity_remote_source(&video->pad); + remote = media_entity_remote_pad(&video->pad); if (remote == NULL) { v4l2_err(&vpfe_dev->v4l2_dev, "invalid remote pad for video node\n"); @@ -1614,7 +1614,7 @@ int vpfe_video_register(struct vpfe_video_device *video, void vpfe_video_unregister(struct vpfe_video_device *video) { if (video_is_registered(&video->video_dev)) { - media_entity_cleanup(&video->video_dev.entity); video_unregister_device(&video->video_dev); + media_entity_cleanup(&video->video_dev.entity); } } diff --git a/drivers/staging/media/dt3155v4l/dt3155v4l.c b/drivers/staging/media/dt3155v4l/dt3155v4l.c index c32e0ac..90d6ac4 100644 --- a/drivers/staging/media/dt3155v4l/dt3155v4l.c +++ b/drivers/staging/media/dt3155v4l/dt3155v4l.c @@ -829,7 +829,6 @@ static struct video_device dt3155_vdev = { .minor = -1, .release = video_device_release, .tvnorms = DT3155_CURRENT_NORM, - .current_norm = DT3155_CURRENT_NORM, }; /* same as in drivers/base/dma-coherent.c */ diff --git a/drivers/staging/media/go7007/go7007-usb.c b/drivers/staging/media/go7007/go7007-usb.c index 50066e0..46ed832 100644 --- a/drivers/staging/media/go7007/go7007-usb.c +++ b/drivers/staging/media/go7007/go7007-usb.c @@ -1124,7 +1124,7 @@ static int go7007_usb_probe(struct usb_interface *intf, case GO7007_BOARDID_LIFEVIEW_LR192: printk(KERN_ERR "go7007-usb: The Lifeview TV Walker Ultra " "is not supported. Sorry!\n"); - return 0; + return -ENODEV; name = "Lifeview TV Walker Ultra"; board = &board_lifeview_lr192; break; @@ -1140,7 +1140,7 @@ static int go7007_usb_probe(struct usb_interface *intf, default: printk(KERN_ERR "go7007-usb: unknown board ID %d!\n", (unsigned int)id->driver_info); - return 0; + return -ENODEV; } go = go7007_alloc(&board->main_info, &intf->dev); diff --git a/drivers/staging/media/lirc/lirc_imon.c b/drivers/staging/media/lirc/lirc_imon.c index 0a2c45d..4afa7da 100644 --- a/drivers/staging/media/lirc/lirc_imon.c +++ b/drivers/staging/media/lirc/lirc_imon.c @@ -911,8 +911,8 @@ static int imon_probe(struct usb_interface *interface, if (retval) { dev_err(dev, "%s: usb_submit_urb failed for intf0 (%d)\n", __func__, retval); - mutex_unlock(&context->ctx_lock); - goto exit; + alloc_status = 8; + goto unlock; } usb_set_intfdata(interface, context); @@ -937,6 +937,8 @@ unlock: alloc_status_switch: switch (alloc_status) { + case 8: + lirc_unregister_driver(driver->minor); case 7: usb_free_urb(tx_urb); case 6: @@ -959,7 +961,6 @@ alloc_status_switch: retval = 0; } -exit: mutex_unlock(&driver_lock); return retval; diff --git a/drivers/staging/media/solo6x10/solo6x10-tw28.c b/drivers/staging/media/solo6x10/solo6x10-tw28.c index ad00e2b..af65ea6 100644 --- a/drivers/staging/media/solo6x10/solo6x10-tw28.c +++ b/drivers/staging/media/solo6x10/solo6x10-tw28.c @@ -513,62 +513,82 @@ static int tw2815_setup(struct solo_dev *solo_dev, u8 dev_addr) #define FIRST_ACTIVE_LINE 0x0008 #define LAST_ACTIVE_LINE 0x0102 -static void saa7128_setup(struct solo_dev *solo_dev) +static void saa712x_write_regs(struct solo_dev *dev, const uint8_t *vals, + int start, int n) { - int i; - unsigned char regs[128] = { - 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + for (;start < n; start++, vals++) { + /* Skip read-only registers */ + switch (start) { + /* case 0x00 ... 0x25: */ + case 0x2e ... 0x37: + case 0x60: + case 0x7d: + continue; + } + solo_i2c_writebyte(dev, SOLO_I2C_SAA, 0x46, start, *vals); + } +} + +#define SAA712x_reg7c (0x80 | ((LAST_ACTIVE_LINE & 0x100) >> 2) \ + | ((FIRST_ACTIVE_LINE & 0x100) >> 4)) + +static void saa712x_setup(struct solo_dev *dev) +{ + const int reg_start = 0x26; + const uint8_t saa7128_regs_ntsc[] = { + /* :0x26 */ + 0x0d, 0x00, + /* :0x28 */ + 0x59, 0x1d, 0x75, 0x3f, 0x06, 0x3f, + /* :0x2e XXX: read-only */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x1C, 0x2B, 0x00, 0x00, 0x00, 0x00, 0x0d, 0x00, - 0x59, 0x1d, 0x75, 0x3f, 0x06, 0x3f, 0x00, 0x00, - 0x1c, 0x33, 0x00, 0x3f, 0x00, 0x00, 0x3f, 0x00, + /* :0x38 */ 0x1a, 0x1a, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, + /* :0x40 */ 0x00, 0x00, 0x00, 0x68, 0x10, 0x97, 0x4c, 0x18, 0x9b, 0x93, 0x9f, 0xff, 0x7c, 0x34, 0x3f, 0x3f, + /* :0x50 */ 0x3f, 0x83, 0x83, 0x80, 0x0d, 0x0f, 0xc3, 0x06, 0x02, 0x80, 0x71, 0x77, 0xa7, 0x67, 0x66, 0x2e, + /* :0x60 */ 0x7b, 0x11, 0x4f, 0x1f, 0x7c, 0xf0, 0x21, 0x77, - 0x41, 0x88, 0x41, 0x12, 0xed, 0x10, 0x10, 0x00, + 0x41, 0x88, 0x41, 0x52, 0xed, 0x10, 0x10, 0x00, + /* :0x70 */ + 0x41, 0xc3, 0x00, 0x3e, 0xb8, 0x02, 0x00, 0x00, + 0x00, 0x00, FIRST_ACTIVE_LINE, LAST_ACTIVE_LINE & 0xff, + SAA712x_reg7c, 0x00, 0xff, 0xff, + }, saa7128_regs_pal[] = { + /* :0x26 */ + 0x0d, 0x00, + /* :0x28 */ + 0xe1, 0x1d, 0x75, 0x3f, 0x06, 0x3f, + /* :0x2e XXX: read-only */ + 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + /* :0x38 */ + 0x1a, 0x1a, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, + /* :0x40 */ + 0x00, 0x00, 0x00, 0x68, 0x10, 0x97, 0x4c, 0x18, + 0x9b, 0x93, 0x9f, 0xff, 0x7c, 0x34, 0x3f, 0x3f, + /* :0x50 */ + 0x3f, 0x83, 0x83, 0x80, 0x0d, 0x0f, 0xc3, 0x06, + 0x02, 0x80, 0x0f, 0x77, 0xa7, 0x67, 0x66, 0x2e, + /* :0x60 */ + 0x7b, 0x02, 0x35, 0xcb, 0x8a, 0x09, 0x2a, 0x77, + 0x41, 0x88, 0x41, 0x52, 0xf1, 0x10, 0x20, 0x00, + /* :0x70 */ 0x41, 0xc3, 0x00, 0x3e, 0xb8, 0x02, 0x00, 0x00, - 0x00, 0x00, 0x08, 0xff, 0x80, 0x00, 0xff, 0xff, + 0x00, 0x00, 0x12, 0x30, + SAA712x_reg7c | 0x40, 0x00, 0xff, 0xff, }; - regs[0x7A] = FIRST_ACTIVE_LINE & 0xff; - regs[0x7B] = LAST_ACTIVE_LINE & 0xff; - regs[0x7C] = ((1 << 7) | - (((LAST_ACTIVE_LINE >> 8) & 1) << 6) | - (((FIRST_ACTIVE_LINE >> 8) & 1) << 4)); - - /* PAL: XXX: We could do a second set of regs to avoid this */ - if (solo_dev->video_type != SOLO_VO_FMT_TYPE_NTSC) { - regs[0x28] = 0xE1; - - regs[0x5A] = 0x0F; - regs[0x61] = 0x02; - regs[0x62] = 0x35; - regs[0x63] = 0xCB; - regs[0x64] = 0x8A; - regs[0x65] = 0x09; - regs[0x66] = 0x2A; - - regs[0x6C] = 0xf1; - regs[0x6E] = 0x20; - - regs[0x7A] = 0x06 + 12; - regs[0x7b] = 0x24 + 12; - regs[0x7c] |= 1 << 6; - } - - /* First 0x25 bytes are read-only? */ - for (i = 0x26; i < 128; i++) { - if (i == 0x60 || i == 0x7D) - continue; - solo_i2c_writebyte(solo_dev, SOLO_I2C_SAA, 0x46, i, regs[i]); - } - - return; + if (dev->video_type == SOLO_VO_FMT_TYPE_PAL) + saa712x_write_regs(dev, saa7128_regs_pal, reg_start, + sizeof(saa7128_regs_pal)); + else + saa712x_write_regs(dev, saa7128_regs_ntsc, reg_start, + sizeof(saa7128_regs_ntsc)); } int solo_tw28_init(struct solo_dev *solo_dev) @@ -609,7 +629,7 @@ int solo_tw28_init(struct solo_dev *solo_dev) return -EINVAL; } - saa7128_setup(solo_dev); + saa712x_setup(solo_dev); for (i = 0; i < solo_dev->tw28_cnt; i++) { if ((solo_dev->tw2865 & (1 << i))) diff --git a/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c b/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c index 98e2902..a4c5896 100644 --- a/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c +++ b/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c @@ -996,12 +996,11 @@ static int solo_g_parm(struct file *file, void *priv, struct v4l2_streamparm *sp) { struct solo_enc_dev *solo_enc = video_drvdata(file); - struct solo_dev *solo_dev = solo_enc->solo_dev; struct v4l2_captureparm *cp = &sp->parm.capture; cp->capability = V4L2_CAP_TIMEPERFRAME; cp->timeperframe.numerator = solo_enc->interval; - cp->timeperframe.denominator = solo_dev->fps; + cp->timeperframe.denominator = solo_enc->solo_dev->fps; cp->capturemode = 0; /* XXX: Shouldn't we be able to get/set this from videobuf? */ cp->readbuffers = 2; @@ -1009,36 +1008,29 @@ static int solo_g_parm(struct file *file, void *priv, return 0; } +static inline int calc_interval(u8 fps, u32 n, u32 d) +{ + if (!n || !d) + return 1; + if (d == fps) + return n; + n *= fps; + return min(15U, n / d + (n % d >= (fps >> 1))); +} + static int solo_s_parm(struct file *file, void *priv, struct v4l2_streamparm *sp) { struct solo_enc_dev *solo_enc = video_drvdata(file); - struct solo_dev *solo_dev = solo_enc->solo_dev; - struct v4l2_captureparm *cp = &sp->parm.capture; + struct v4l2_fract *t = &sp->parm.capture.timeperframe; + u8 fps = solo_enc->solo_dev->fps; if (vb2_is_streaming(&solo_enc->vidq)) return -EBUSY; - if ((cp->timeperframe.numerator == 0) || - (cp->timeperframe.denominator == 0)) { - /* reset framerate */ - cp->timeperframe.numerator = 1; - cp->timeperframe.denominator = solo_dev->fps; - } - - if (cp->timeperframe.denominator != solo_dev->fps) - cp->timeperframe.denominator = solo_dev->fps; - - if (cp->timeperframe.numerator > 15) - cp->timeperframe.numerator = 15; - - solo_enc->interval = cp->timeperframe.numerator; - - cp->capability = V4L2_CAP_TIMEPERFRAME; - cp->readbuffers = 2; - + solo_enc->interval = calc_interval(fps, t->numerator, t->denominator); solo_update_mode(solo_enc); - return 0; + return solo_g_parm(file, priv, sp); } static long solo_enc_default(struct file *file, void *fh, diff --git a/drivers/staging/octeon/Kconfig b/drivers/staging/octeon/Kconfig index 9493128..6e1d5f8 100644 --- a/drivers/staging/octeon/Kconfig +++ b/drivers/staging/octeon/Kconfig @@ -1,6 +1,6 @@ config OCTEON_ETHERNET tristate "Cavium Networks Octeon Ethernet support" - depends on CPU_CAVIUM_OCTEON && NETDEVICES + depends on CAVIUM_OCTEON_SOC && NETDEVICES select PHYLIB select MDIO_OCTEON help diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index d07b6af..76a8daa 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c @@ -29,6 +29,8 @@ #include #include +#include + #include "8250.h" /* Offsets for the DesignWare specific registers */ @@ -57,6 +59,7 @@ struct dw8250_data { int last_lcr; int line; struct clk *clk; + u8 usr_reg; }; static void dw8250_serial_out(struct uart_port *p, int offset, int value) @@ -77,6 +80,13 @@ static unsigned int dw8250_serial_in(struct uart_port *p, int offset) return readb(p->membase + offset); } +/* Read Back (rb) version to ensure register access ording. */ +static void dw8250_serial_out_rb(struct uart_port *p, int offset, int value) +{ + dw8250_serial_out(p, offset, value); + dw8250_serial_in(p, UART_LCR); +} + static void dw8250_serial_out32(struct uart_port *p, int offset, int value) { struct dw8250_data *d = p->private_data; @@ -104,7 +114,7 @@ static int dw8250_handle_irq(struct uart_port *p) return 1; } else if ((iir & UART_IIR_BUSY) == UART_IIR_BUSY) { /* Clear the USR and write the LCR again. */ - (void)p->serial_in(p, DW_UART_USR); + (void)p->serial_in(p, d->usr_reg); p->serial_out(p, UART_LCR, d->last_lcr); return 1; @@ -125,12 +135,60 @@ dw8250_do_pm(struct uart_port *port, unsigned int state, unsigned int old) pm_runtime_put_sync_suspend(port->dev); } -static int dw8250_probe_of(struct uart_port *p) +static void dw8250_setup_port(struct uart_8250_port *up) +{ + struct uart_port *p = &up->port; + u32 reg = readl(p->membase + DW_UART_UCV); + + /* + * If the Component Version Register returns zero, we know that + * ADDITIONAL_FEATURES are not enabled. No need to go any further. + */ + if (!reg) + return; + + dev_dbg_ratelimited(p->dev, "Designware UART version %c.%c%c\n", + (reg >> 24) & 0xff, (reg >> 16) & 0xff, (reg >> 8) & 0xff); + + reg = readl(p->membase + DW_UART_CPR); + if (!reg) + return; + + /* Select the type based on fifo */ + if (reg & DW_UART_CPR_FIFO_MODE) { + p->type = PORT_16550A; + p->flags |= UPF_FIXED_TYPE; + p->fifosize = DW_UART_CPR_FIFO_SIZE(reg); + up->tx_loadsz = p->fifosize; + up->capabilities = UART_CAP_FIFO; + } + + if (reg & DW_UART_CPR_AFCE_MODE) + up->capabilities |= UART_CAP_AFE; +} + +static int dw8250_probe_of(struct uart_port *p, + struct dw8250_data *data) { struct device_node *np = p->dev->of_node; u32 val; - - if (!of_property_read_u32(np, "reg-io-width", &val)) { + bool has_ucv = true; + + if (of_device_is_compatible(np, "cavium,octeon-3860-uart")) { +#ifdef __BIG_ENDIAN + /* + * Low order bits of these 64-bit registers, when + * accessed as a byte, are 7 bytes further down in the + * address space in big endian mode. + */ + p->membase += 7; +#endif + p->serial_out = dw8250_serial_out_rb; + p->flags = ASYNC_SKIP_TEST | UPF_SHARE_IRQ | UPF_FIXED_TYPE; + p->type = PORT_OCTEON; + data->usr_reg = 0x27; + has_ucv = false; + } else if (!of_property_read_u32(np, "reg-io-width", &val)) { switch (val) { case 1: break; @@ -144,6 +202,8 @@ static int dw8250_probe_of(struct uart_port *p) return -EINVAL; } } + if (has_ucv) + dw8250_setup_port(container_of(p, struct uart_8250_port, port)); if (!of_property_read_u32(np, "reg-shift", &val)) p->regshift = val; @@ -168,6 +228,8 @@ static int dw8250_probe_acpi(struct uart_8250_port *up) const struct acpi_device_id *id; struct uart_port *p = &up->port; + dw8250_setup_port(up); + id = acpi_match_device(p->dev->driver->acpi_match_table, p->dev); if (!id) return -ENODEV; @@ -196,38 +258,6 @@ static inline int dw8250_probe_acpi(struct uart_8250_port *up) } #endif /* CONFIG_ACPI */ -static void dw8250_setup_port(struct uart_8250_port *up) -{ - struct uart_port *p = &up->port; - u32 reg = readl(p->membase + DW_UART_UCV); - - /* - * If the Component Version Register returns zero, we know that - * ADDITIONAL_FEATURES are not enabled. No need to go any further. - */ - if (!reg) - return; - - dev_dbg_ratelimited(p->dev, "Designware UART version %c.%c%c\n", - (reg >> 24) & 0xff, (reg >> 16) & 0xff, (reg >> 8) & 0xff); - - reg = readl(p->membase + DW_UART_CPR); - if (!reg) - return; - - /* Select the type based on fifo */ - if (reg & DW_UART_CPR_FIFO_MODE) { - p->type = PORT_16550A; - p->flags |= UPF_FIXED_TYPE; - p->fifosize = DW_UART_CPR_FIFO_SIZE(reg); - up->tx_loadsz = p->fifosize; - up->capabilities = UART_CAP_FIFO; - } - - if (reg & DW_UART_CPR_AFCE_MODE) - up->capabilities |= UART_CAP_AFE; -} - static int dw8250_probe(struct platform_device *pdev) { struct uart_8250_port uart = {}; @@ -259,6 +289,7 @@ static int dw8250_probe(struct platform_device *pdev) if (!data) return -ENOMEM; + data->usr_reg = DW_UART_USR; data->clk = devm_clk_get(&pdev->dev, NULL); if (!IS_ERR(data->clk)) { clk_prepare_enable(data->clk); @@ -270,10 +301,8 @@ static int dw8250_probe(struct platform_device *pdev) uart.port.serial_out = dw8250_serial_out; uart.port.private_data = data; - dw8250_setup_port(&uart); - if (pdev->dev.of_node) { - err = dw8250_probe_of(&uart.port); + err = dw8250_probe_of(&uart.port, data); if (err) return err; } else if (ACPI_HANDLE(&pdev->dev)) { @@ -362,6 +391,7 @@ static const struct dev_pm_ops dw8250_pm_ops = { static const struct of_device_id dw8250_of_match[] = { { .compatible = "snps,dw-apb-uart" }, + { .compatible = "cavium,octeon-3860-uart" }, { /* Sentinel */ } }; MODULE_DEVICE_TABLE(of, dw8250_of_match); diff --git a/drivers/usb/gadget/f_uvc.c b/drivers/usb/gadget/f_uvc.c index 5f91c7a..e2a1f50 100644 --- a/drivers/usb/gadget/f_uvc.c +++ b/drivers/usb/gadget/f_uvc.c @@ -406,7 +406,7 @@ uvc_register_video(struct uvc_device *uvc) if (video == NULL) return -ENOMEM; - video->parent = &cdev->gadget->dev; + video->v4l2_dev = &uvc->v4l2_dev; video->fops = &uvc_v4l2_fops; video->release = video_device_release; strlcpy(video->name, cdev->gadget->name, sizeof(video->name)); @@ -563,6 +563,7 @@ uvc_function_unbind(struct usb_configuration *c, struct usb_function *f) INFO(cdev, "uvc_function_unbind\n"); video_unregister_device(uvc->vdev); + v4l2_device_unregister(&uvc->v4l2_dev); uvc->control_ep->driver_data = NULL; uvc->video.ep->driver_data = NULL; @@ -690,6 +691,11 @@ uvc_function_bind(struct usb_configuration *c, struct usb_function *f) if ((ret = usb_function_deactivate(f)) < 0) goto error; + if (v4l2_device_register(&cdev->gadget->dev, &uvc->v4l2_dev)) { + printk(KERN_INFO "v4l2_device_register failed\n"); + goto error; + } + /* Initialise video. */ ret = uvc_video_init(&uvc->video); if (ret < 0) @@ -705,6 +711,7 @@ uvc_function_bind(struct usb_configuration *c, struct usb_function *f) return 0; error: + v4l2_device_unregister(&uvc->v4l2_dev); if (uvc->vdev) video_device_release(uvc->vdev); diff --git a/drivers/usb/gadget/uvc.h b/drivers/usb/gadget/uvc.h index 817e9e1..7a9111d 100644 --- a/drivers/usb/gadget/uvc.h +++ b/drivers/usb/gadget/uvc.h @@ -57,6 +57,7 @@ struct uvc_event #include #include #include +#include #include "uvc_queue.h" @@ -145,6 +146,7 @@ enum uvc_state struct uvc_device { struct video_device *vdev; + struct v4l2_device v4l2_dev; enum uvc_state state; struct usb_function func; struct uvc_video video; diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index 2817013..4263d01 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -283,7 +283,7 @@ config USB_EHCI_HCD_PLATFORM config USB_OCTEON_EHCI bool "Octeon on-chip EHCI support" - depends on CPU_CAVIUM_OCTEON + depends on CAVIUM_OCTEON_SOC default n select USB_EHCI_BIG_ENDIAN_MMIO help @@ -488,7 +488,7 @@ config USB_OHCI_HCD_PLATFORM config USB_OCTEON_OHCI bool "Octeon on-chip OHCI support" - depends on CPU_CAVIUM_OCTEON + depends on CAVIUM_OCTEON_SOC default USB_OCTEON_EHCI select USB_OHCI_BIG_ENDIAN_MMIO select USB_OHCI_LITTLE_ENDIAN diff --git a/drivers/video/logo/logo_linux_clut224.ppm b/drivers/video/logo/logo_linux_clut224.ppm index 3c14e43..285d552 100644 --- a/drivers/video/logo/logo_linux_clut224.ppm +++ b/drivers/video/logo/logo_linux_clut224.ppm @@ -1,1604 +1,883 @@ P3 -# Standard 224-color Linux logo 80 80 255 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 6 6 6 6 6 6 10 10 10 10 10 10 - 10 10 10 6 6 6 6 6 6 6 6 6 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 - 0 0 0 6 6 6 10 10 10 14 14 14 - 22 22 22 26 26 26 30 30 30 34 34 34 - 30 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0 0 0 0 0 0 0 0 0 + +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 6 6 +6 6 6 10 10 10 14 14 14 18 18 18 18 18 18 14 14 14 10 10 10 6 6 6 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 6 6 6 14 14 14 18 18 18 22 22 22 22 22 22 +18 18 18 14 14 14 10 10 10 6 6 6 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 +0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 + diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 7460d34..362085d 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -221,15 +221,6 @@ config DW_WATCHDOG To compile this driver as a module, choose M here: the module will be called dw_wdt. -config MPCORE_WATCHDOG - tristate "MPcore watchdog" - depends on HAVE_ARM_TWD - help - Watchdog timer embedded into the MPcore system. - - To compile this driver as a module, choose M here: the - module will be called mpcore_wdt. - config EP93XX_WATCHDOG tristate "EP93xx Watchdog" depends on ARCH_EP93XX @@ -291,7 +282,7 @@ config DAVINCI_WATCHDOG config ORION_WATCHDOG tristate "Orion watchdog" - depends on ARCH_ORION5X || ARCH_KIRKWOOD + depends on ARCH_ORION5X || ARCH_KIRKWOOD || ARCH_DOVE select WATCHDOG_CORE help Say Y here if to include support for the watchdog timer @@ -1083,7 +1074,7 @@ config TXX9_WDT config OCTEON_WDT tristate "Cavium OCTEON SOC family Watchdog Timer" - depends on CPU_CAVIUM_OCTEON + depends on CAVIUM_OCTEON_SOC default y select EXPORT_UASM if OCTEON_WDT = m help @@ -1109,6 +1100,17 @@ config BCM63XX_WDT To compile this driver as a loadable module, choose M here. The module will be called bcm63xx_wdt. +config BCM2835_WDT + tristate "Broadcom BCM2835 hardware watchdog" + depends on ARCH_BCM2835 + select WATCHDOG_CORE + help + Watchdog driver for the built in watchdog hardware in Broadcom + BCM2835 SoC. + + To compile this driver as a loadable module, choose M here. + The module will be called bcm2835_wdt. + config LANTIQ_WDT tristate "Lantiq SoC watchdog" depends on LANTIQ @@ -1183,6 +1185,18 @@ config BOOKE_WDT_DEFAULT_TIMEOUT The value can be overridden by the wdt_period command-line parameter. +config MEN_A21_WDT + tristate "MEN A21 VME CPU Carrier Board Watchdog Timer" + select WATCHDOG_CORE + depends on GPIOLIB + help + Watchdog driver for MEN A21 VMEbus CPU Carrier Boards. + + The driver can also be built as a module. If so, the module will be + called mena21_wdt. + + If unsure select N here. + # PPC64 Architecture config WATCHDOG_RTAS diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile index ec26899..2f26a0b 100644 --- a/drivers/watchdog/Makefile +++ b/drivers/watchdog/Makefile @@ -41,7 +41,6 @@ obj-$(CONFIG_KS8695_WATCHDOG) += ks8695_wdt.o obj-$(CONFIG_S3C2410_WATCHDOG) += s3c2410_wdt.o obj-$(CONFIG_SA1100_WATCHDOG) += sa1100_wdt.o obj-$(CONFIG_DW_WATCHDOG) += dw_wdt.o -obj-$(CONFIG_MPCORE_WATCHDOG) += mpcore_wdt.o obj-$(CONFIG_EP93XX_WATCHDOG) += ep93xx_wdt.o obj-$(CONFIG_PNX4008_WATCHDOG) += pnx4008_wdt.o obj-$(CONFIG_IOP_WATCHDOG) += iop_wdt.o @@ -54,6 +53,7 @@ obj-$(CONFIG_TS72XX_WATCHDOG) += ts72xx_wdt.o obj-$(CONFIG_IMX2_WDT) += imx2_wdt.o obj-$(CONFIG_UX500_WATCHDOG) += ux500_wdt.o obj-$(CONFIG_RETU_WATCHDOG) += retu_wdt.o +obj-$(CONFIG_BCM2835_WDT) += bcm2835_wdt.o # AVR32 Architecture obj-$(CONFIG_AT32AP700X_WDT) += at32ap700x_wdt.o @@ -144,6 +144,7 @@ obj-$(CONFIG_8xxx_WDT) += mpc8xxx_wdt.o obj-$(CONFIG_MV64X60_WDT) += mv64x60_wdt.o obj-$(CONFIG_PIKA_WDT) += pika_wdt.o obj-$(CONFIG_BOOKE_WDT) += booke_wdt.o +obj-$(CONFIG_MEN_A21_WDT) += mena21_wdt.o # PPC64 Architecture obj-$(CONFIG_WATCHDOG_RTAS) += wdrtas.o diff --git a/drivers/watchdog/at32ap700x_wdt.c b/drivers/watchdog/at32ap700x_wdt.c index 7a715e3..b178e71 100644 --- a/drivers/watchdog/at32ap700x_wdt.c +++ b/drivers/watchdog/at32ap700x_wdt.c @@ -321,13 +321,14 @@ static int __init at32_wdt_probe(struct platform_device *pdev) return -ENXIO; } - wdt = kzalloc(sizeof(struct wdt_at32ap700x), GFP_KERNEL); + wdt = devm_kzalloc(&pdev->dev, sizeof(struct wdt_at32ap700x), + GFP_KERNEL); if (!wdt) { dev_dbg(&pdev->dev, "no memory for wdt structure\n"); return -ENOMEM; } - wdt->regs = ioremap(regs->start, resource_size(regs)); + wdt->regs = devm_ioremap(&pdev->dev, regs->start, resource_size(regs)); if (!wdt->regs) { ret = -ENOMEM; dev_dbg(&pdev->dev, "could not map I/O memory\n"); @@ -342,7 +343,7 @@ static int __init at32_wdt_probe(struct platform_device *pdev) dev_info(&pdev->dev, "CPU must be reset with external " "reset or POR due to silicon errata.\n"); ret = -EIO; - goto err_iounmap; + goto err_free; } else { wdt->users = 0; } @@ -364,7 +365,7 @@ static int __init at32_wdt_probe(struct platform_device *pdev) ret = misc_register(&wdt->miscdev); if (ret) { dev_dbg(&pdev->dev, "failed to register wdt miscdev\n"); - goto err_register; + goto err_free; } dev_info(&pdev->dev, @@ -373,12 +374,7 @@ static int __init at32_wdt_probe(struct platform_device *pdev) return 0; -err_register: - platform_set_drvdata(pdev, NULL); -err_iounmap: - iounmap(wdt->regs); err_free: - kfree(wdt); wdt = NULL; return ret; } @@ -391,10 +387,7 @@ static int __exit at32_wdt_remove(struct platform_device *pdev) at32_wdt_stop(); misc_deregister(&wdt->miscdev); - iounmap(wdt->regs); - kfree(wdt); wdt = NULL; - platform_set_drvdata(pdev, NULL); } return 0; } diff --git a/drivers/watchdog/bcm2835_wdt.c b/drivers/watchdog/bcm2835_wdt.c new file mode 100644 index 0000000..61566fc --- /dev/null +++ b/drivers/watchdog/bcm2835_wdt.c @@ -0,0 +1,189 @@ +/* + * Watchdog driver for Broadcom BCM2835 + * + * "bcm2708_wdog" driver written by Luke Diamand that was obtained from + * branch "rpi-3.6.y" of git://github.com/raspberrypi/linux.git was used + * as a hardware reference for the Broadcom BCM2835 watchdog timer. + * + * Copyright (C) 2013 Lubomir Rintel + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include +#include +#include +#include +#include +#include +#include + +#define PM_RSTC 0x1c +#define PM_WDOG 0x24 + +#define PM_PASSWORD 0x5a000000 + +#define PM_WDOG_TIME_SET 0x000fffff +#define PM_RSTC_WRCFG_CLR 0xffffffcf +#define PM_RSTC_WRCFG_SET 0x00000030 +#define PM_RSTC_WRCFG_FULL_RESET 0x00000020 +#define PM_RSTC_RESET 0x00000102 + +#define SECS_TO_WDOG_TICKS(x) ((x) << 16) +#define WDOG_TICKS_TO_SECS(x) ((x) >> 16) + +struct bcm2835_wdt { + void __iomem *base; + spinlock_t lock; +}; + +static unsigned int heartbeat; +static bool nowayout = WATCHDOG_NOWAYOUT; + +static int bcm2835_wdt_start(struct watchdog_device *wdog) +{ + struct bcm2835_wdt *wdt = watchdog_get_drvdata(wdog); + uint32_t cur; + unsigned long flags; + + spin_lock_irqsave(&wdt->lock, flags); + + writel_relaxed(PM_PASSWORD | (SECS_TO_WDOG_TICKS(wdog->timeout) & + PM_WDOG_TIME_SET), wdt->base + PM_WDOG); + cur = readl_relaxed(wdt->base + PM_RSTC); + writel_relaxed(PM_PASSWORD | (cur & PM_RSTC_WRCFG_CLR) | + PM_RSTC_WRCFG_FULL_RESET, wdt->base + PM_RSTC); + + spin_unlock_irqrestore(&wdt->lock, flags); + + return 0; +} + +static int bcm2835_wdt_stop(struct watchdog_device *wdog) +{ + struct bcm2835_wdt *wdt = watchdog_get_drvdata(wdog); + + writel_relaxed(PM_PASSWORD | PM_RSTC_RESET, wdt->base + PM_RSTC); + dev_info(wdog->dev, "Watchdog timer stopped"); + return 0; +} + +static int bcm2835_wdt_set_timeout(struct watchdog_device *wdog, unsigned int t) +{ + wdog->timeout = t; + return 0; +} + +static unsigned int bcm2835_wdt_get_timeleft(struct watchdog_device *wdog) +{ + struct bcm2835_wdt *wdt = watchdog_get_drvdata(wdog); + + uint32_t ret = readl_relaxed(wdt->base + PM_WDOG); + return WDOG_TICKS_TO_SECS(ret & PM_WDOG_TIME_SET); +} + +static struct watchdog_ops bcm2835_wdt_ops = { + .owner = THIS_MODULE, + .start = bcm2835_wdt_start, + .stop = bcm2835_wdt_stop, + .set_timeout = bcm2835_wdt_set_timeout, + .get_timeleft = bcm2835_wdt_get_timeleft, +}; + +static struct watchdog_info bcm2835_wdt_info = { + .options = WDIOF_SETTIMEOUT | WDIOF_MAGICCLOSE | + WDIOF_KEEPALIVEPING, + .identity = "Broadcom BCM2835 Watchdog timer", +}; + +static struct watchdog_device bcm2835_wdt_wdd = { + .info = &bcm2835_wdt_info, + .ops = &bcm2835_wdt_ops, + .min_timeout = 1, + .max_timeout = WDOG_TICKS_TO_SECS(PM_WDOG_TIME_SET), + .timeout = WDOG_TICKS_TO_SECS(PM_WDOG_TIME_SET), +}; + +static int bcm2835_wdt_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *np = dev->of_node; + struct bcm2835_wdt *wdt; + int err; + + wdt = devm_kzalloc(dev, sizeof(struct bcm2835_wdt), GFP_KERNEL); + if (!wdt) { + dev_err(dev, "Failed to allocate memory for watchdog device"); + return -ENOMEM; + } + platform_set_drvdata(pdev, wdt); + + spin_lock_init(&wdt->lock); + + wdt->base = of_iomap(np, 0); + if (!wdt->base) { + dev_err(dev, "Failed to remap watchdog regs"); + return -ENODEV; + } + + watchdog_set_drvdata(&bcm2835_wdt_wdd, wdt); + watchdog_init_timeout(&bcm2835_wdt_wdd, heartbeat, dev); + watchdog_set_nowayout(&bcm2835_wdt_wdd, nowayout); + err = watchdog_register_device(&bcm2835_wdt_wdd); + if (err) { + dev_err(dev, "Failed to register watchdog device"); + iounmap(wdt->base); + return err; + } + + dev_info(dev, "Broadcom BCM2835 watchdog timer"); + return 0; +} + +static int bcm2835_wdt_remove(struct platform_device *pdev) +{ + struct bcm2835_wdt *wdt = platform_get_drvdata(pdev); + + watchdog_unregister_device(&bcm2835_wdt_wdd); + iounmap(wdt->base); + + return 0; +} + +static void bcm2835_wdt_shutdown(struct platform_device *pdev) +{ + bcm2835_wdt_stop(&bcm2835_wdt_wdd); +} + +static const struct of_device_id bcm2835_wdt_of_match[] = { + { .compatible = "brcm,bcm2835-pm-wdt", }, + {}, +}; +MODULE_DEVICE_TABLE(of, bcm2835_wdt_of_match); + +static struct platform_driver bcm2835_wdt_driver = { + .probe = bcm2835_wdt_probe, + .remove = bcm2835_wdt_remove, + .shutdown = bcm2835_wdt_shutdown, + .driver = { + .name = "bcm2835-wdt", + .owner = THIS_MODULE, + .of_match_table = bcm2835_wdt_of_match, + }, +}; +module_platform_driver(bcm2835_wdt_driver); + +module_param(heartbeat, uint, 0); +MODULE_PARM_DESC(heartbeat, "Initial watchdog heartbeat in seconds"); + +module_param(nowayout, bool, 0); +MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" + __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); + +MODULE_AUTHOR("Lubomir Rintel "); +MODULE_DESCRIPTION("Driver for Broadcom BCM2835 watchdog timer"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); diff --git a/drivers/watchdog/bcm63xx_wdt.c b/drivers/watchdog/bcm63xx_wdt.c index b2b80d4..a14a58d 100644 --- a/drivers/watchdog/bcm63xx_wdt.c +++ b/drivers/watchdog/bcm63xx_wdt.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include #include @@ -249,7 +250,8 @@ static int bcm63xx_wdt_probe(struct platform_device *pdev) return -ENODEV; } - bcm63xx_wdt_device.regs = ioremap_nocache(r->start, resource_size(r)); + bcm63xx_wdt_device.regs = devm_ioremap_nocache(&pdev->dev, r->start, + resource_size(r)); if (!bcm63xx_wdt_device.regs) { dev_err(&pdev->dev, "failed to remap I/O resources\n"); return -ENXIO; @@ -258,7 +260,7 @@ static int bcm63xx_wdt_probe(struct platform_device *pdev) ret = bcm63xx_timer_register(TIMER_WDT_ID, bcm63xx_wdt_isr, NULL); if (ret < 0) { dev_err(&pdev->dev, "failed to register wdt timer isr\n"); - goto unmap; + return ret; } if (bcm63xx_wdt_settimeout(wdt_time)) { @@ -281,8 +283,6 @@ static int bcm63xx_wdt_probe(struct platform_device *pdev) unregister_timer: bcm63xx_timer_unregister(TIMER_WDT_ID); -unmap: - iounmap(bcm63xx_wdt_device.regs); return ret; } @@ -293,7 +293,6 @@ static int bcm63xx_wdt_remove(struct platform_device *pdev) misc_deregister(&bcm63xx_wdt_miscdev); bcm63xx_timer_unregister(TIMER_WDT_ID); - iounmap(bcm63xx_wdt_device.regs); return 0; } diff --git a/drivers/watchdog/cpwd.c b/drivers/watchdog/cpwd.c index 7038758..213225e 100644 --- a/drivers/watchdog/cpwd.c +++ b/drivers/watchdog/cpwd.c @@ -621,7 +621,7 @@ static int cpwd_probe(struct platform_device *op) WD_BADMODEL); } - dev_set_drvdata(&op->dev, p); + platform_set_drvdata(op, p); cpwd_device = p; err = 0; @@ -642,7 +642,7 @@ out_free: static int cpwd_remove(struct platform_device *op) { - struct cpwd *p = dev_get_drvdata(&op->dev); + struct cpwd *p = platform_get_drvdata(op); int i; for (i = 0; i < WD_NUMDEVS; i++) { diff --git a/drivers/watchdog/da9052_wdt.c b/drivers/watchdog/da9052_wdt.c index 3674450..f09c54e 100644 --- a/drivers/watchdog/da9052_wdt.c +++ b/drivers/watchdog/da9052_wdt.c @@ -215,14 +215,14 @@ static int da9052_wdt_probe(struct platform_device *pdev) goto err; } - dev_set_drvdata(&pdev->dev, driver_data); + platform_set_drvdata(pdev, driver_data); err: return ret; } static int da9052_wdt_remove(struct platform_device *pdev) { - struct da9052_wdt_data *driver_data = dev_get_drvdata(&pdev->dev); + struct da9052_wdt_data *driver_data = platform_get_drvdata(pdev); watchdog_unregister_device(&driver_data->wdt); kref_put(&driver_data->kref, da9052_wdt_release_resources); diff --git a/drivers/watchdog/da9055_wdt.c b/drivers/watchdog/da9055_wdt.c index f5ad105..575f37a 100644 --- a/drivers/watchdog/da9055_wdt.c +++ b/drivers/watchdog/da9055_wdt.c @@ -174,7 +174,7 @@ static int da9055_wdt_probe(struct platform_device *pdev) goto err; } - dev_set_drvdata(&pdev->dev, driver_data); + platform_set_drvdata(pdev, driver_data); ret = watchdog_register_device(&driver_data->wdt); if (ret != 0) @@ -187,7 +187,7 @@ err: static int da9055_wdt_remove(struct platform_device *pdev) { - struct da9055_wdt_data *driver_data = dev_get_drvdata(&pdev->dev); + struct da9055_wdt_data *driver_data = platform_get_drvdata(pdev); watchdog_unregister_device(&driver_data->wdt); kref_put(&driver_data->kref, da9055_wdt_release_resources); diff --git a/drivers/watchdog/dw_wdt.c b/drivers/watchdog/dw_wdt.c index 2037669..e621098 100644 --- a/drivers/watchdog/dw_wdt.c +++ b/drivers/watchdog/dw_wdt.c @@ -154,8 +154,8 @@ static int dw_wdt_open(struct inode *inode, struct file *filp) return nonseekable_open(inode, filp); } -ssize_t dw_wdt_write(struct file *filp, const char __user *buf, size_t len, - loff_t *offset) +static ssize_t dw_wdt_write(struct file *filp, const char __user *buf, + size_t len, loff_t *offset) { if (!len) return 0; @@ -305,13 +305,13 @@ static int dw_wdt_drv_probe(struct platform_device *pdev) if (IS_ERR(dw_wdt.regs)) return PTR_ERR(dw_wdt.regs); - dw_wdt.clk = clk_get(&pdev->dev, NULL); + dw_wdt.clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(dw_wdt.clk)) return PTR_ERR(dw_wdt.clk); ret = clk_enable(dw_wdt.clk); if (ret) - goto out_put_clk; + return ret; spin_lock_init(&dw_wdt.lock); @@ -327,8 +327,6 @@ static int dw_wdt_drv_probe(struct platform_device *pdev) out_disable_clk: clk_disable(dw_wdt.clk); -out_put_clk: - clk_put(dw_wdt.clk); return ret; } @@ -338,7 +336,6 @@ static int dw_wdt_drv_remove(struct platform_device *pdev) misc_deregister(&dw_wdt_miscdev); clk_disable(dw_wdt.clk); - clk_put(dw_wdt.clk); return 0; } diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c index 11796b9..de7e4f4 100644 --- a/drivers/watchdog/hpwdt.c +++ b/drivers/watchdog/hpwdt.c @@ -39,7 +39,7 @@ #endif /* CONFIG_HPWDT_NMI_DECODING */ #include -#define HPWDT_VERSION "1.3.1" +#define HPWDT_VERSION "1.3.2" #define SECS_TO_TICKS(secs) ((secs) * 1000 / 128) #define TICKS_TO_SECS(ticks) ((ticks) * 128 / 1000) #define HPWDT_MAX_TIMER TICKS_TO_SECS(65535) @@ -148,6 +148,7 @@ struct cmn_registers { static unsigned int hpwdt_nmi_decoding; static unsigned int allow_kdump = 1; static unsigned int is_icru; +static unsigned int is_uefi; static DEFINE_SPINLOCK(rom_lock); static void *cru_rom_addr; static struct cmn_registers cmn_regs; @@ -484,7 +485,7 @@ static int hpwdt_pretimeout(unsigned int ulReason, struct pt_regs *regs) goto out; spin_lock_irqsave(&rom_lock, rom_pl); - if (!die_nmi_called && !is_icru) + if (!die_nmi_called && !is_icru && !is_uefi) asminline_call(&cmn_regs, cru_rom_addr); die_nmi_called = 1; spin_unlock_irqrestore(&rom_lock, rom_pl); @@ -492,7 +493,7 @@ static int hpwdt_pretimeout(unsigned int ulReason, struct pt_regs *regs) if (allow_kdump) hpwdt_stop(); - if (!is_icru) { + if (!is_icru && !is_uefi) { if (cmn_regs.u1.ral == 0) { panic("An NMI occurred, " "but unable to determine source.\n"); @@ -679,6 +680,8 @@ static void dmi_find_icru(const struct dmi_header *dm, void *dummy) smbios_proliant_ptr = (struct smbios_proliant_info *) dm; if (smbios_proliant_ptr->misc_features & 0x01) is_icru = 1; + if (smbios_proliant_ptr->misc_features & 0x408) + is_uefi = 1; } } @@ -697,7 +700,7 @@ static int hpwdt_init_nmi_decoding(struct pci_dev *dev) * the old cru detect code. */ dmi_walk(dmi_find_icru, NULL); - if (!is_icru) { + if (!is_icru && !is_uefi) { /* * We need to map the ROM to get the CRU service. diff --git a/drivers/watchdog/imx2_wdt.c b/drivers/watchdog/imx2_wdt.c index 62946c2..693ac3f 100644 --- a/drivers/watchdog/imx2_wdt.c +++ b/drivers/watchdog/imx2_wdt.c @@ -261,7 +261,7 @@ static int __init imx2_wdt_probe(struct platform_device *pdev) if (IS_ERR(imx2_wdt.base)) return PTR_ERR(imx2_wdt.base); - imx2_wdt.clk = clk_get(&pdev->dev, NULL); + imx2_wdt.clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(imx2_wdt.clk)) { dev_err(&pdev->dev, "can't get Watchdog clock\n"); return PTR_ERR(imx2_wdt.clk); @@ -286,7 +286,6 @@ static int __init imx2_wdt_probe(struct platform_device *pdev) fail: imx2_wdt_miscdev.parent = NULL; - clk_put(imx2_wdt.clk); return ret; } @@ -299,8 +298,7 @@ static int __exit imx2_wdt_remove(struct platform_device *pdev) dev_crit(imx2_wdt_miscdev.parent, "Device removed: Expect reboot!\n"); - } else - clk_put(imx2_wdt.clk); + } imx2_wdt_miscdev.parent = NULL; return 0; diff --git a/drivers/watchdog/jz4740_wdt.c b/drivers/watchdog/jz4740_wdt.c index 1cb25f6..d1afdf6 100644 --- a/drivers/watchdog/jz4740_wdt.c +++ b/drivers/watchdog/jz4740_wdt.c @@ -177,7 +177,7 @@ static int jz4740_wdt_probe(struct platform_device *pdev) goto err_out; } - drvdata->rtc_clk = clk_get(NULL, "rtc"); + drvdata->rtc_clk = clk_get(&pdev->dev, "rtc"); if (IS_ERR(drvdata->rtc_clk)) { dev_err(&pdev->dev, "cannot find RTC clock\n"); ret = PTR_ERR(drvdata->rtc_clk); diff --git a/drivers/watchdog/mena21_wdt.c b/drivers/watchdog/mena21_wdt.c new file mode 100644 index 0000000..96dbba9 --- /dev/null +++ b/drivers/watchdog/mena21_wdt.c @@ -0,0 +1,270 @@ +/* + * Watchdog driver for the A21 VME CPU Boards + * + * Copyright (C) 2013 MEN Mikro Elektronik Nuernberg GmbH + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define NUM_GPIOS 6 + +enum a21_wdt_gpios { + GPIO_WD_ENAB, + GPIO_WD_FAST, + GPIO_WD_TRIG, + GPIO_WD_RST0, + GPIO_WD_RST1, + GPIO_WD_RST2, +}; + +struct a21_wdt_drv { + struct watchdog_device wdt; + struct mutex lock; + unsigned gpios[NUM_GPIOS]; +}; + +static bool nowayout = WATCHDOG_NOWAYOUT; +module_param(nowayout, bool, 0); +MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" + __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); + +static unsigned int a21_wdt_get_bootstatus(struct a21_wdt_drv *drv) +{ + int reset = 0; + + reset |= gpio_get_value(drv->gpios[GPIO_WD_RST0]) ? (1 << 0) : 0; + reset |= gpio_get_value(drv->gpios[GPIO_WD_RST1]) ? (1 << 1) : 0; + reset |= gpio_get_value(drv->gpios[GPIO_WD_RST2]) ? (1 << 2) : 0; + + return reset; +} + +static int a21_wdt_start(struct watchdog_device *wdt) +{ + struct a21_wdt_drv *drv = watchdog_get_drvdata(wdt); + + mutex_lock(&drv->lock); + + gpio_set_value(drv->gpios[GPIO_WD_ENAB], 1); + + mutex_unlock(&drv->lock); + + return 0; +} + +static int a21_wdt_stop(struct watchdog_device *wdt) +{ + struct a21_wdt_drv *drv = watchdog_get_drvdata(wdt); + + mutex_lock(&drv->lock); + + gpio_set_value(drv->gpios[GPIO_WD_ENAB], 0); + + mutex_unlock(&drv->lock); + + return 0; +} + +static int a21_wdt_ping(struct watchdog_device *wdt) +{ + struct a21_wdt_drv *drv = watchdog_get_drvdata(wdt); + + mutex_lock(&drv->lock); + + gpio_set_value(drv->gpios[GPIO_WD_TRIG], 0); + ndelay(10); + gpio_set_value(drv->gpios[GPIO_WD_TRIG], 1); + + mutex_unlock(&drv->lock); + + return 0; +} + +static int a21_wdt_set_timeout(struct watchdog_device *wdt, + unsigned int timeout) +{ + struct a21_wdt_drv *drv = watchdog_get_drvdata(wdt); + + if (timeout != 1 && timeout != 30) { + dev_err(wdt->dev, "Only 1 and 30 allowed as timeout\n"); + return -EINVAL; + } + + if (timeout == 30 && wdt->timeout == 1) { + dev_err(wdt->dev, + "Transition from fast to slow mode not allowed\n"); + return -EINVAL; + } + + mutex_lock(&drv->lock); + + if (timeout == 1) + gpio_set_value(drv->gpios[GPIO_WD_FAST], 1); + else + gpio_set_value(drv->gpios[GPIO_WD_FAST], 0); + + wdt->timeout = timeout; + + mutex_unlock(&drv->lock); + + return 0; +} + +static const struct watchdog_info a21_wdt_info = { + .options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING | WDIOF_MAGICCLOSE, + .identity = "MEN A21 Watchdog", +}; + +static const struct watchdog_ops a21_wdt_ops = { + .owner = THIS_MODULE, + .start = a21_wdt_start, + .stop = a21_wdt_stop, + .ping = a21_wdt_ping, + .set_timeout = a21_wdt_set_timeout, +}; + +static struct watchdog_device a21_wdt = { + .info = &a21_wdt_info, + .ops = &a21_wdt_ops, + .min_timeout = 1, + .max_timeout = 30, +}; + +static int a21_wdt_probe(struct platform_device *pdev) +{ + struct device_node *node; + struct a21_wdt_drv *drv; + unsigned int reset = 0; + int num_gpios; + int ret; + int i; + + drv = devm_kzalloc(&pdev->dev, sizeof(struct a21_wdt_drv), GFP_KERNEL); + if (!drv) + return -ENOMEM; + + /* Fill GPIO pin array */ + node = pdev->dev.of_node; + + num_gpios = of_gpio_count(node); + if (num_gpios != NUM_GPIOS) { + dev_err(&pdev->dev, "gpios DT property wrong, got %d want %d", + num_gpios, NUM_GPIOS); + return -ENODEV; + } + + for (i = 0; i < num_gpios; i++) { + int val; + + val = of_get_gpio(node, i); + if (val < 0) + return val; + + drv->gpios[i] = val; + } + + /* Request the used GPIOs */ + for (i = 0; i < num_gpios; i++) { + ret = devm_gpio_request(&pdev->dev, drv->gpios[i], + "MEN A21 Watchdog"); + if (ret) + return ret; + + if (i < GPIO_WD_RST0) + ret = gpio_direction_output(drv->gpios[i], + gpio_get_value(drv->gpios[i])); + else /* GPIO_WD_RST[0..2] are inputs */ + ret = gpio_direction_input(drv->gpios[i]); + if (ret) + return ret; + } + + mutex_init(&drv->lock); + watchdog_init_timeout(&a21_wdt, 30, &pdev->dev); + watchdog_set_nowayout(&a21_wdt, nowayout); + watchdog_set_drvdata(&a21_wdt, drv); + + reset = a21_wdt_get_bootstatus(drv); + if (reset == 2) + a21_wdt.bootstatus |= WDIOF_EXTERN1; + else if (reset == 4) + a21_wdt.bootstatus |= WDIOF_CARDRESET; + else if (reset == 5) + a21_wdt.bootstatus |= WDIOF_POWERUNDER; + else if (reset == 7) + a21_wdt.bootstatus |= WDIOF_EXTERN2; + + ret = watchdog_register_device(&a21_wdt); + if (ret) { + dev_err(&pdev->dev, "Cannot register watchdog device\n"); + goto err_register_wd; + } + + dev_set_drvdata(&pdev->dev, drv); + + dev_info(&pdev->dev, "MEN A21 watchdog timer driver enabled\n"); + + return 0; + +err_register_wd: + mutex_destroy(&drv->lock); + + return ret; +} + +static int a21_wdt_remove(struct platform_device *pdev) +{ + struct a21_wdt_drv *drv = dev_get_drvdata(&pdev->dev); + + dev_warn(&pdev->dev, + "Unregistering A21 watchdog driver, board may reboot\n"); + + watchdog_unregister_device(&drv->wdt); + + mutex_destroy(&drv->lock); + + return 0; +} + +static void a21_wdt_shutdown(struct platform_device *pdev) +{ + struct a21_wdt_drv *drv = dev_get_drvdata(&pdev->dev); + + gpio_set_value(drv->gpios[GPIO_WD_ENAB], 0); +} + +static const struct of_device_id a21_wdt_ids[] = { + { .compatible = "men,a021-wdt" }, + { }, +}; + +static struct platform_driver a21_wdt_driver = { + .probe = a21_wdt_probe, + .remove = a21_wdt_remove, + .shutdown = a21_wdt_shutdown, + .driver = { + .name = "a21-watchdog", + .of_match_table = a21_wdt_ids, + }, +}; + +module_platform_driver(a21_wdt_driver); + +MODULE_AUTHOR("MEN Mikro Elektronik"); +MODULE_DESCRIPTION("MEN A21 Watchdog"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:a21-watchdog"); diff --git a/drivers/watchdog/mpcore_wdt.c b/drivers/watchdog/mpcore_wdt.c deleted file mode 100644 index 233cfad..0000000 --- a/drivers/watchdog/mpcore_wdt.c +++ /dev/null @@ -1,456 +0,0 @@ -/* - * Watchdog driver for the mpcore watchdog timer - * - * (c) Copyright 2004 ARM Limited - * - * Based on the SoftDog driver: - * (c) Copyright 1996 Alan Cox , - * All Rights Reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * Neither Alan Cox nor CymruNet Ltd. admit liability nor provide - * warranty for any of this software. This material is provided - * "AS-IS" and at no charge. - * - * (c) Copyright 1995 Alan Cox - * - */ - -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include - -struct mpcore_wdt { - unsigned long timer_alive; - struct device *dev; - void __iomem *base; - int irq; - unsigned int perturb; - char expect_close; -}; - -static struct platform_device *mpcore_wdt_pdev; -static DEFINE_SPINLOCK(wdt_lock); - -#define TIMER_MARGIN 60 -static int mpcore_margin = TIMER_MARGIN; -module_param(mpcore_margin, int, 0); -MODULE_PARM_DESC(mpcore_margin, - "MPcore timer margin in seconds. (0 < mpcore_margin < 65536, default=" - __MODULE_STRING(TIMER_MARGIN) ")"); - -static bool nowayout = WATCHDOG_NOWAYOUT; -module_param(nowayout, bool, 0); -MODULE_PARM_DESC(nowayout, - "Watchdog cannot be stopped once started (default=" - __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); - -#define ONLY_TESTING 0 -static int mpcore_noboot = ONLY_TESTING; -module_param(mpcore_noboot, int, 0); -MODULE_PARM_DESC(mpcore_noboot, "MPcore watchdog action, " - "set to 1 to ignore reboots, 0 to reboot (default=" - __MODULE_STRING(ONLY_TESTING) ")"); - -/* - * This is the interrupt handler. Note that we only use this - * in testing mode, so don't actually do a reboot here. - */ -static irqreturn_t mpcore_wdt_fire(int irq, void *arg) -{ - struct mpcore_wdt *wdt = arg; - - /* Check it really was our interrupt */ - if (readl(wdt->base + TWD_WDOG_INTSTAT)) { - dev_crit(wdt->dev, "Triggered - Reboot ignored\n"); - /* Clear the interrupt on the watchdog */ - writel(1, wdt->base + TWD_WDOG_INTSTAT); - return IRQ_HANDLED; - } - return IRQ_NONE; -} - -/* - * mpcore_wdt_keepalive - reload the timer - * - * Note that the spec says a DIFFERENT value must be written to the reload - * register each time. The "perturb" variable deals with this by adding 1 - * to the count every other time the function is called. - */ -static void mpcore_wdt_keepalive(struct mpcore_wdt *wdt) -{ - unsigned long count; - - spin_lock(&wdt_lock); - /* Assume prescale is set to 256 */ - count = __raw_readl(wdt->base + TWD_WDOG_COUNTER); - count = (0xFFFFFFFFU - count) * (HZ / 5); - count = (count / 256) * mpcore_margin; - - /* Reload the counter */ - writel(count + wdt->perturb, wdt->base + TWD_WDOG_LOAD); - wdt->perturb = wdt->perturb ? 0 : 1; - spin_unlock(&wdt_lock); -} - -static void mpcore_wdt_stop(struct mpcore_wdt *wdt) -{ - spin_lock(&wdt_lock); - writel(0x12345678, wdt->base + TWD_WDOG_DISABLE); - writel(0x87654321, wdt->base + TWD_WDOG_DISABLE); - writel(0x0, wdt->base + TWD_WDOG_CONTROL); - spin_unlock(&wdt_lock); -} - -static void mpcore_wdt_start(struct mpcore_wdt *wdt) -{ - dev_info(wdt->dev, "enabling watchdog\n"); - - /* This loads the count register but does NOT start the count yet */ - mpcore_wdt_keepalive(wdt); - - if (mpcore_noboot) { - /* Enable watchdog - prescale=256, watchdog mode=0, enable=1 */ - writel(0x0000FF01, wdt->base + TWD_WDOG_CONTROL); - } else { - /* Enable watchdog - prescale=256, watchdog mode=1, enable=1 */ - writel(0x0000FF09, wdt->base + TWD_WDOG_CONTROL); - } -} - -static int mpcore_wdt_set_heartbeat(int t) -{ - if (t < 0x0001 || t > 0xFFFF) - return -EINVAL; - - mpcore_margin = t; - return 0; -} - -/* - * /dev/watchdog handling - */ -static int mpcore_wdt_open(struct inode *inode, struct file *file) -{ - struct mpcore_wdt *wdt = platform_get_drvdata(mpcore_wdt_pdev); - - if (test_and_set_bit(0, &wdt->timer_alive)) - return -EBUSY; - - if (nowayout) - __module_get(THIS_MODULE); - - file->private_data = wdt; - - /* - * Activate timer - */ - mpcore_wdt_start(wdt); - - return nonseekable_open(inode, file); -} - -static int mpcore_wdt_release(struct inode *inode, struct file *file) -{ - struct mpcore_wdt *wdt = file->private_data; - - /* - * Shut off the timer. - * Lock it in if it's a module and we set nowayout - */ - if (wdt->expect_close == 42) - mpcore_wdt_stop(wdt); - else { - dev_crit(wdt->dev, - "unexpected close, not stopping watchdog!\n"); - mpcore_wdt_keepalive(wdt); - } - clear_bit(0, &wdt->timer_alive); - wdt->expect_close = 0; - return 0; -} - -static ssize_t mpcore_wdt_write(struct file *file, const char *data, - size_t len, loff_t *ppos) -{ - struct mpcore_wdt *wdt = file->private_data; - - /* - * Refresh the timer. - */ - if (len) { - if (!nowayout) { - size_t i; - - /* In case it was set long ago */ - wdt->expect_close = 0; - - for (i = 0; i != len; i++) { - char c; - - if (get_user(c, data + i)) - return -EFAULT; - if (c == 'V') - wdt->expect_close = 42; - } - } - mpcore_wdt_keepalive(wdt); - } - return len; -} - -static const struct watchdog_info ident = { - .options = WDIOF_SETTIMEOUT | - WDIOF_KEEPALIVEPING | - WDIOF_MAGICCLOSE, - .identity = "MPcore Watchdog", -}; - -static long mpcore_wdt_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) -{ - struct mpcore_wdt *wdt = file->private_data; - int ret; - union { - struct watchdog_info ident; - int i; - } uarg; - - if (_IOC_DIR(cmd) && _IOC_SIZE(cmd) > sizeof(uarg)) - return -ENOTTY; - - if (_IOC_DIR(cmd) & _IOC_WRITE) { - ret = copy_from_user(&uarg, (void __user *)arg, _IOC_SIZE(cmd)); - if (ret) - return -EFAULT; - } - - switch (cmd) { - case WDIOC_GETSUPPORT: - uarg.ident = ident; - ret = 0; - break; - - case WDIOC_GETSTATUS: - case WDIOC_GETBOOTSTATUS: - uarg.i = 0; - ret = 0; - break; - - case WDIOC_SETOPTIONS: - ret = -EINVAL; - if (uarg.i & WDIOS_DISABLECARD) { - mpcore_wdt_stop(wdt); - ret = 0; - } - if (uarg.i & WDIOS_ENABLECARD) { - mpcore_wdt_start(wdt); - ret = 0; - } - break; - - case WDIOC_KEEPALIVE: - mpcore_wdt_keepalive(wdt); - ret = 0; - break; - - case WDIOC_SETTIMEOUT: - ret = mpcore_wdt_set_heartbeat(uarg.i); - if (ret) - break; - - mpcore_wdt_keepalive(wdt); - /* Fall */ - case WDIOC_GETTIMEOUT: - uarg.i = mpcore_margin; - ret = 0; - break; - - default: - return -ENOTTY; - } - - if (ret == 0 && _IOC_DIR(cmd) & _IOC_READ) { - ret = copy_to_user((void __user *)arg, &uarg, _IOC_SIZE(cmd)); - if (ret) - ret = -EFAULT; - } - return ret; -} - -/* - * System shutdown handler. Turn off the watchdog if we're - * restarting or halting the system. - */ -static void mpcore_wdt_shutdown(struct platform_device *pdev) -{ - struct mpcore_wdt *wdt = platform_get_drvdata(pdev); - - if (system_state == SYSTEM_RESTART || system_state == SYSTEM_HALT) - mpcore_wdt_stop(wdt); -} - -/* - * Kernel Interfaces - */ -static const struct file_operations mpcore_wdt_fops = { - .owner = THIS_MODULE, - .llseek = no_llseek, - .write = mpcore_wdt_write, - .unlocked_ioctl = mpcore_wdt_ioctl, - .open = mpcore_wdt_open, - .release = mpcore_wdt_release, -}; - -static struct miscdevice mpcore_wdt_miscdev = { - .minor = WATCHDOG_MINOR, - .name = "watchdog", - .fops = &mpcore_wdt_fops, -}; - -static int mpcore_wdt_probe(struct platform_device *pdev) -{ - struct mpcore_wdt *wdt; - struct resource *res; - int ret; - - /* We only accept one device, and it must have an id of -1 */ - if (pdev->id != -1) - return -ENODEV; - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; - - wdt = devm_kzalloc(&pdev->dev, sizeof(struct mpcore_wdt), GFP_KERNEL); - if (!wdt) - return -ENOMEM; - - wdt->dev = &pdev->dev; - wdt->irq = platform_get_irq(pdev, 0); - if (wdt->irq >= 0) { - ret = devm_request_irq(wdt->dev, wdt->irq, mpcore_wdt_fire, 0, - "mpcore_wdt", wdt); - if (ret) { - dev_err(wdt->dev, - "cannot register IRQ%d for watchdog\n", - wdt->irq); - return ret; - } - } - - wdt->base = devm_ioremap(wdt->dev, res->start, resource_size(res)); - if (!wdt->base) - return -ENOMEM; - - mpcore_wdt_miscdev.parent = &pdev->dev; - ret = misc_register(&mpcore_wdt_miscdev); - if (ret) { - dev_err(wdt->dev, - "cannot register miscdev on minor=%d (err=%d)\n", - WATCHDOG_MINOR, ret); - return ret; - } - - mpcore_wdt_stop(wdt); - platform_set_drvdata(pdev, wdt); - mpcore_wdt_pdev = pdev; - - return 0; -} - -static int mpcore_wdt_remove(struct platform_device *pdev) -{ - platform_set_drvdata(pdev, NULL); - - misc_deregister(&mpcore_wdt_miscdev); - - mpcore_wdt_pdev = NULL; - - return 0; -} - -#ifdef CONFIG_PM -static int mpcore_wdt_suspend(struct platform_device *pdev, pm_message_t msg) -{ - struct mpcore_wdt *wdt = platform_get_drvdata(pdev); - mpcore_wdt_stop(wdt); /* Turn the WDT off */ - return 0; -} - -static int mpcore_wdt_resume(struct platform_device *pdev) -{ - struct mpcore_wdt *wdt = platform_get_drvdata(pdev); - /* re-activate timer */ - if (test_bit(0, &wdt->timer_alive)) - mpcore_wdt_start(wdt); - return 0; -} -#else -#define mpcore_wdt_suspend NULL -#define mpcore_wdt_resume NULL -#endif - -/* work with hotplug and coldplug */ -MODULE_ALIAS("platform:mpcore_wdt"); - -static struct platform_driver mpcore_wdt_driver = { - .probe = mpcore_wdt_probe, - .remove = mpcore_wdt_remove, - .suspend = mpcore_wdt_suspend, - .resume = mpcore_wdt_resume, - .shutdown = mpcore_wdt_shutdown, - .driver = { - .owner = THIS_MODULE, - .name = "mpcore_wdt", - }, -}; - -static int __init mpcore_wdt_init(void) -{ - /* - * Check that the margin value is within it's range; - * if not reset to the default - */ - if (mpcore_wdt_set_heartbeat(mpcore_margin)) { - mpcore_wdt_set_heartbeat(TIMER_MARGIN); - pr_info("mpcore_margin value must be 0 < mpcore_margin < 65536, using %d\n", - TIMER_MARGIN); - } - - pr_info("MPcore Watchdog Timer: 0.1. mpcore_noboot=%d mpcore_margin=%d sec (nowayout= %d)\n", - mpcore_noboot, mpcore_margin, nowayout); - - return platform_driver_register(&mpcore_wdt_driver); -} - -static void __exit mpcore_wdt_exit(void) -{ - platform_driver_unregister(&mpcore_wdt_driver); -} - -module_init(mpcore_wdt_init); -module_exit(mpcore_wdt_exit); - -MODULE_AUTHOR("ARM Limited"); -MODULE_DESCRIPTION("MPcore Watchdog Device Driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); diff --git a/drivers/watchdog/mtx-1_wdt.c b/drivers/watchdog/mtx-1_wdt.c index 14dab6f..b434111 100644 --- a/drivers/watchdog/mtx-1_wdt.c +++ b/drivers/watchdog/mtx-1_wdt.c @@ -209,7 +209,7 @@ static int mtx1_wdt_probe(struct platform_device *pdev) int ret; mtx1_wdt_device.gpio = pdev->resource[0].start; - ret = gpio_request_one(mtx1_wdt_device.gpio, + ret = devm_gpio_request_one(&pdev->dev, mtx1_wdt_device.gpio, GPIOF_OUT_INIT_HIGH, "mtx1-wdt"); if (ret < 0) { dev_err(&pdev->dev, "failed to request gpio"); @@ -241,7 +241,6 @@ static int mtx1_wdt_remove(struct platform_device *pdev) wait_for_completion(&mtx1_wdt_device.stop); } - gpio_free(mtx1_wdt_device.gpio); misc_deregister(&mtx1_wdt_misc); return 0; } diff --git a/drivers/watchdog/mv64x60_wdt.c b/drivers/watchdog/mv64x60_wdt.c index c7fb878..e4cf980 100644 --- a/drivers/watchdog/mv64x60_wdt.c +++ b/drivers/watchdog/mv64x60_wdt.c @@ -276,7 +276,7 @@ static int mv64x60_wdt_probe(struct platform_device *dev) if (!r) return -ENODEV; - mv64x60_wdt_regs = ioremap(r->start, resource_size(r)); + mv64x60_wdt_regs = devm_ioremap(&dev->dev, r->start, resource_size(r)); if (mv64x60_wdt_regs == NULL) return -ENOMEM; @@ -293,8 +293,6 @@ static int mv64x60_wdt_remove(struct platform_device *dev) mv64x60_wdt_handler_disable(); - iounmap(mv64x60_wdt_regs); - return 0; } diff --git a/drivers/watchdog/nuc900_wdt.c b/drivers/watchdog/nuc900_wdt.c index 04c45a1..e2b6d2c 100644 --- a/drivers/watchdog/nuc900_wdt.c +++ b/drivers/watchdog/nuc900_wdt.c @@ -61,7 +61,6 @@ MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started " "(default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); struct nuc900_wdt { - struct resource *res; struct clk *wdt_clock; struct platform_device *pdev; void __iomem *wdt_base; @@ -244,9 +243,11 @@ static struct miscdevice nuc900wdt_miscdev = { static int nuc900wdt_probe(struct platform_device *pdev) { + struct resource *res; int ret = 0; - nuc900_wdt = kzalloc(sizeof(struct nuc900_wdt), GFP_KERNEL); + nuc900_wdt = devm_kzalloc(&pdev->dev, sizeof(*nuc900_wdt), + GFP_KERNEL); if (!nuc900_wdt) return -ENOMEM; @@ -254,33 +255,20 @@ static int nuc900wdt_probe(struct platform_device *pdev) spin_lock_init(&nuc900_wdt->wdt_lock); - nuc900_wdt->res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (nuc900_wdt->res == NULL) { + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res == NULL) { dev_err(&pdev->dev, "no memory resource specified\n"); - ret = -ENOENT; - goto err_get; + return -ENOENT; } - if (!request_mem_region(nuc900_wdt->res->start, - resource_size(nuc900_wdt->res), pdev->name)) { - dev_err(&pdev->dev, "failed to get memory region\n"); - ret = -ENOENT; - goto err_get; - } - - nuc900_wdt->wdt_base = ioremap(nuc900_wdt->res->start, - resource_size(nuc900_wdt->res)); - if (nuc900_wdt->wdt_base == NULL) { - dev_err(&pdev->dev, "failed to ioremap() region\n"); - ret = -EINVAL; - goto err_req; - } + nuc900_wdt->wdt_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(nuc900_wdt->wdt_base)) + return PTR_ERR(nuc900_wdt->wdt_base); - nuc900_wdt->wdt_clock = clk_get(&pdev->dev, NULL); + nuc900_wdt->wdt_clock = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(nuc900_wdt->wdt_clock)) { dev_err(&pdev->dev, "failed to find watchdog clock source\n"); - ret = PTR_ERR(nuc900_wdt->wdt_clock); - goto err_map; + return PTR_ERR(nuc900_wdt->wdt_clock); } clk_enable(nuc900_wdt->wdt_clock); @@ -298,14 +286,6 @@ static int nuc900wdt_probe(struct platform_device *pdev) err_clk: clk_disable(nuc900_wdt->wdt_clock); - clk_put(nuc900_wdt->wdt_clock); -err_map: - iounmap(nuc900_wdt->wdt_base); -err_req: - release_mem_region(nuc900_wdt->res->start, - resource_size(nuc900_wdt->res)); -err_get: - kfree(nuc900_wdt); return ret; } @@ -314,14 +294,6 @@ static int nuc900wdt_remove(struct platform_device *pdev) misc_deregister(&nuc900wdt_miscdev); clk_disable(nuc900_wdt->wdt_clock); - clk_put(nuc900_wdt->wdt_clock); - - iounmap(nuc900_wdt->wdt_base); - - release_mem_region(nuc900_wdt->res->start, - resource_size(nuc900_wdt->res)); - - kfree(nuc900_wdt); return 0; } diff --git a/drivers/watchdog/of_xilinx_wdt.c b/drivers/watchdog/of_xilinx_wdt.c index 2761ddb..4dd281f 100644 --- a/drivers/watchdog/of_xilinx_wdt.c +++ b/drivers/watchdog/of_xilinx_wdt.c @@ -1,23 +1,13 @@ /* -* of_xilinx_wdt.c 1.01 A Watchdog Device Driver for Xilinx xps_timebase_wdt -* -* (C) Copyright 2011 (Alejandro Cabrera ) -* -* ----------------------- -* -* This program is free software; you can redistribute it and/or -* modify it under the terms of the GNU General Public License -* as published by the Free Software Foundation; either version -* 2 of the License, or (at your option) any later version. -* -* ----------------------- -* 30-May-2011 Alejandro Cabrera -* - If "xlnx,wdt-enable-once" wasn't found on device tree the -* module will use CONFIG_WATCHDOG_NOWAYOUT -* - If the device tree parameters ("clock-frequency" and -* "xlnx,wdt-interval") wasn't found the driver won't -* know the wdt reset interval -*/ + * Watchdog Device Driver for Xilinx axi/xps_timebase_wdt + * + * (C) Copyright 2011 (Alejandro Cabrera ) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -394,6 +384,7 @@ static int xwdt_remove(struct platform_device *dev) /* Match table for of_platform binding */ static struct of_device_id xwdt_of_match[] = { + { .compatible = "xlnx,xps-timebase-wdt-1.00.a", }, { .compatible = "xlnx,xps-timebase-wdt-1.01.a", }, {}, }; @@ -413,5 +404,5 @@ module_platform_driver(xwdt_driver); MODULE_AUTHOR("Alejandro Cabrera "); MODULE_DESCRIPTION("Xilinx Watchdog driver"); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); diff --git a/drivers/watchdog/orion_wdt.c b/drivers/watchdog/orion_wdt.c index da57798..4ea5fcc 100644 --- a/drivers/watchdog/orion_wdt.c +++ b/drivers/watchdog/orion_wdt.c @@ -38,6 +38,9 @@ #define WDT_IN_USE 0 #define WDT_OK_TO_CLOSE 1 +#define WDT_RESET_OUT_EN BIT(1) +#define WDT_INT_REQ BIT(3) + static bool nowayout = WATCHDOG_NOWAYOUT; static int heartbeat = -1; /* module parameter (seconds) */ static unsigned int wdt_max_duration; /* (seconds) */ @@ -67,9 +70,7 @@ static int orion_wdt_start(struct watchdog_device *wdt_dev) writel(wdt_tclk * wdt_dev->timeout, wdt_reg + WDT_VAL); /* Clear watchdog timer interrupt */ - reg = readl(BRIDGE_CAUSE); - reg &= ~WDT_INT_REQ; - writel(reg, BRIDGE_CAUSE); + writel(~WDT_INT_REQ, BRIDGE_CAUSE); /* Enable watchdog timer */ reg = readl(wdt_reg + TIMER_CTRL); diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c index a3684a3..b30bd43 100644 --- a/drivers/watchdog/pnx4008_wdt.c +++ b/drivers/watchdog/pnx4008_wdt.c @@ -159,13 +159,13 @@ static int pnx4008_wdt_probe(struct platform_device *pdev) if (IS_ERR(wdt_base)) return PTR_ERR(wdt_base); - wdt_clk = clk_get(&pdev->dev, NULL); + wdt_clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(wdt_clk)) return PTR_ERR(wdt_clk); ret = clk_enable(wdt_clk); if (ret) - goto out; + return ret; pnx4008_wdd.bootstatus = (readl(WDTIM_RES(wdt_base)) & WDOG_RESET) ? WDIOF_CARDRESET : 0; @@ -186,8 +186,6 @@ static int pnx4008_wdt_probe(struct platform_device *pdev) disable_clk: clk_disable(wdt_clk); -out: - clk_put(wdt_clk); return ret; } @@ -196,7 +194,6 @@ static int pnx4008_wdt_remove(struct platform_device *pdev) watchdog_unregister_device(&pnx4008_wdd); clk_disable(wdt_clk); - clk_put(wdt_clk); return 0; } diff --git a/drivers/watchdog/rc32434_wdt.c b/drivers/watchdog/rc32434_wdt.c index f78bc00..9cf6bc7 100644 --- a/drivers/watchdog/rc32434_wdt.c +++ b/drivers/watchdog/rc32434_wdt.c @@ -32,6 +32,7 @@ #include /* For platform_driver framework */ #include /* For spin_lock/spin_unlock/... */ #include /* For copy_to_user/put_user/... */ +#include /* For devm_ioremap_nocache */ #include /* For the Watchdog registers */ @@ -271,7 +272,7 @@ static int rc32434_wdt_probe(struct platform_device *pdev) return -ENODEV; } - wdt_reg = ioremap_nocache(r->start, resource_size(r)); + wdt_reg = devm_ioremap_nocache(&pdev->dev, r->start, resource_size(r)); if (!wdt_reg) { pr_err("failed to remap I/O resources\n"); return -ENXIO; @@ -293,23 +294,18 @@ static int rc32434_wdt_probe(struct platform_device *pdev) ret = misc_register(&rc32434_wdt_miscdev); if (ret < 0) { pr_err("failed to register watchdog device\n"); - goto unmap; + return ret; } pr_info("Watchdog Timer version " VERSION ", timer margin: %d sec\n", timeout); return 0; - -unmap: - iounmap(wdt_reg); - return ret; } static int rc32434_wdt_remove(struct platform_device *pdev) { misc_deregister(&rc32434_wdt_miscdev); - iounmap(wdt_reg); return 0; } diff --git a/drivers/watchdog/riowd.c b/drivers/watchdog/riowd.c index 0040451..3dd8ed2 100644 --- a/drivers/watchdog/riowd.c +++ b/drivers/watchdog/riowd.c @@ -183,7 +183,7 @@ static int riowd_probe(struct platform_device *op) goto out; err = -ENOMEM; - p = kzalloc(sizeof(*p), GFP_KERNEL); + p = devm_kzalloc(&op->dev, sizeof(*p), GFP_KERNEL); if (!p) goto out; @@ -192,7 +192,7 @@ static int riowd_probe(struct platform_device *op) p->regs = of_ioremap(&op->resource[0], 0, 2, DRIVER_NAME); if (!p->regs) { pr_err("Cannot map registers\n"); - goto out_free; + goto out; } /* Make miscdev useable right away */ riowd_device = p; @@ -206,27 +206,23 @@ static int riowd_probe(struct platform_device *op) pr_info("Hardware watchdog [%i minutes], regs at %p\n", riowd_timeout, p->regs); - dev_set_drvdata(&op->dev, p); + platform_set_drvdata(op, p); return 0; out_iounmap: riowd_device = NULL; of_iounmap(&op->resource[0], p->regs, 2); -out_free: - kfree(p); - out: return err; } static int riowd_remove(struct platform_device *op) { - struct riowd *p = dev_get_drvdata(&op->dev); + struct riowd *p = platform_get_drvdata(op); misc_deregister(&riowd_miscdev); of_iounmap(&op->resource[0], p->regs, 2); - kfree(p); return 0; } diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c index 3a9f696..6a22cf5 100644 --- a/drivers/watchdog/s3c2410_wdt.c +++ b/drivers/watchdog/s3c2410_wdt.c @@ -358,7 +358,7 @@ static int s3c2410wdt_probe(struct platform_device *pdev) ret = s3c2410wdt_cpufreq_register(); if (ret < 0) { - pr_err("failed to register cpufreq\n"); + dev_err(dev, "failed to register cpufreq\n"); goto err_clk; } @@ -448,12 +448,12 @@ static void s3c2410wdt_shutdown(struct platform_device *dev) s3c2410wdt_stop(&s3c2410_wdd); } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static unsigned long wtcon_save; static unsigned long wtdat_save; -static int s3c2410wdt_suspend(struct platform_device *dev, pm_message_t state) +static int s3c2410wdt_suspend(struct device *dev) { /* Save watchdog state, and turn it off. */ wtcon_save = readl(wdt_base + S3C2410_WTCON); @@ -465,7 +465,7 @@ static int s3c2410wdt_suspend(struct platform_device *dev, pm_message_t state) return 0; } -static int s3c2410wdt_resume(struct platform_device *dev) +static int s3c2410wdt_resume(struct device *dev) { /* Restore watchdog state. */ @@ -473,16 +473,15 @@ static int s3c2410wdt_resume(struct platform_device *dev) writel(wtdat_save, wdt_base + S3C2410_WTCNT); /* Reset count */ writel(wtcon_save, wdt_base + S3C2410_WTCON); - pr_info("watchdog %sabled\n", + dev_info(dev, "watchdog %sabled\n", (wtcon_save & S3C2410_WTCON_ENABLE) ? "en" : "dis"); return 0; } +#endif -#else -#define s3c2410wdt_suspend NULL -#define s3c2410wdt_resume NULL -#endif /* CONFIG_PM */ +static SIMPLE_DEV_PM_OPS(s3c2410wdt_pm_ops, s3c2410wdt_suspend, + s3c2410wdt_resume); #ifdef CONFIG_OF static const struct of_device_id s3c2410_wdt_match[] = { @@ -496,11 +495,10 @@ static struct platform_driver s3c2410wdt_driver = { .probe = s3c2410wdt_probe, .remove = s3c2410wdt_remove, .shutdown = s3c2410wdt_shutdown, - .suspend = s3c2410wdt_suspend, - .resume = s3c2410wdt_resume, .driver = { .owner = THIS_MODULE, .name = "s3c2410-wdt", + .pm = &s3c2410wdt_pm_ops, .of_match_table = of_match_ptr(s3c2410_wdt_match), }, }; diff --git a/drivers/watchdog/sb_wdog.c b/drivers/watchdog/sb_wdog.c index 25c7a3f..ea5d84a 100644 --- a/drivers/watchdog/sb_wdog.c +++ b/drivers/watchdog/sb_wdog.c @@ -208,7 +208,7 @@ static long sbwdog_ioctl(struct file *file, unsigned int cmd, * get the remaining count from the ... count register * which is 1*8 before the config register */ - ret = put_user(__raw_readq(user_dog - 8) / 1000000, p); + ret = put_user((u32)__raw_readq(user_dog - 8) / 1000000, p); break; } return ret; diff --git a/drivers/watchdog/shwdt.c b/drivers/watchdog/shwdt.c index 6185af2..5bca794 100644 --- a/drivers/watchdog/shwdt.c +++ b/drivers/watchdog/shwdt.c @@ -241,7 +241,7 @@ static int sh_wdt_probe(struct platform_device *pdev) wdt->dev = &pdev->dev; - wdt->clk = clk_get(&pdev->dev, NULL); + wdt->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(wdt->clk)) { /* * Clock framework support is optional, continue on @@ -251,10 +251,8 @@ static int sh_wdt_probe(struct platform_device *pdev) } wdt->base = devm_ioremap_resource(wdt->dev, res); - if (IS_ERR(wdt->base)) { - rc = PTR_ERR(wdt->base); - goto err; - } + if (IS_ERR(wdt->base)) + return PTR_ERR(wdt->base); watchdog_set_nowayout(&sh_wdt_dev, nowayout); watchdog_set_drvdata(&sh_wdt_dev, wdt); @@ -277,7 +275,7 @@ static int sh_wdt_probe(struct platform_device *pdev) rc = watchdog_register_device(&sh_wdt_dev); if (unlikely(rc)) { dev_err(&pdev->dev, "Can't register watchdog (err=%d)\n", rc); - goto err; + return rc; } init_timer(&wdt->timer); @@ -292,23 +290,15 @@ static int sh_wdt_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); return 0; - -err: - clk_put(wdt->clk); - - return rc; } static int sh_wdt_remove(struct platform_device *pdev) { struct sh_wdt *wdt = platform_get_drvdata(pdev); - platform_set_drvdata(pdev, NULL); - watchdog_unregister_device(&sh_wdt_dev); pm_runtime_disable(&pdev->dev); - clk_put(wdt->clk); return 0; } diff --git a/drivers/watchdog/softdog.c b/drivers/watchdog/softdog.c index fe83beb..b68b1e5 100644 --- a/drivers/watchdog/softdog.c +++ b/drivers/watchdog/softdog.c @@ -152,7 +152,6 @@ static struct watchdog_ops softdog_ops = { .owner = THIS_MODULE, .start = softdog_ping, .stop = softdog_stop, - .ping = softdog_ping, .set_timeout = softdog_set_timeout, }; diff --git a/drivers/watchdog/sp805_wdt.c b/drivers/watchdog/sp805_wdt.c index 8872642..58df98a 100644 --- a/drivers/watchdog/sp805_wdt.c +++ b/drivers/watchdog/sp805_wdt.c @@ -231,7 +231,7 @@ sp805_wdt_probe(struct amba_device *adev, const struct amba_id *id) goto err; } - wdt->clk = clk_get(&adev->dev, NULL); + wdt->clk = devm_clk_get(&adev->dev, NULL); if (IS_ERR(wdt->clk)) { dev_warn(&adev->dev, "Clock not found\n"); ret = PTR_ERR(wdt->clk); @@ -251,15 +251,13 @@ sp805_wdt_probe(struct amba_device *adev, const struct amba_id *id) if (ret) { dev_err(&adev->dev, "watchdog_register_device() failed: %d\n", ret); - goto err_register; + goto err; } amba_set_drvdata(adev, wdt); dev_info(&adev->dev, "registration successful\n"); return 0; -err_register: - clk_put(wdt->clk); err: dev_err(&adev->dev, "Probe Failed!!!\n"); return ret; @@ -272,7 +270,6 @@ static int sp805_wdt_remove(struct amba_device *adev) watchdog_unregister_device(&wdt->wdd); amba_set_drvdata(adev, NULL); watchdog_set_drvdata(&wdt->wdd, NULL); - clk_put(wdt->clk); return 0; } diff --git a/drivers/watchdog/ts72xx_wdt.c b/drivers/watchdog/ts72xx_wdt.c index b8a9245..4da59b4 100644 --- a/drivers/watchdog/ts72xx_wdt.c +++ b/drivers/watchdog/ts72xx_wdt.c @@ -396,7 +396,7 @@ static int ts72xx_wdt_probe(struct platform_device *pdev) struct resource *r1, *r2; int error = 0; - wdt = kzalloc(sizeof(struct ts72xx_wdt), GFP_KERNEL); + wdt = devm_kzalloc(&pdev->dev, sizeof(struct ts72xx_wdt), GFP_KERNEL); if (!wdt) { dev_err(&pdev->dev, "failed to allocate memory\n"); return -ENOMEM; @@ -405,44 +405,22 @@ static int ts72xx_wdt_probe(struct platform_device *pdev) r1 = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!r1) { dev_err(&pdev->dev, "failed to get memory resource\n"); - error = -ENODEV; - goto fail; + return -ENODEV; } - r1 = request_mem_region(r1->start, resource_size(r1), pdev->name); - if (!r1) { - dev_err(&pdev->dev, "cannot request memory region\n"); - error = -EBUSY; - goto fail; - } - - wdt->control_reg = ioremap(r1->start, resource_size(r1)); - if (!wdt->control_reg) { - dev_err(&pdev->dev, "failed to map memory\n"); - error = -ENODEV; - goto fail_free_control; - } + wdt->control_reg = devm_ioremap_resource(&pdev->dev, r1); + if (IS_ERR(wdt->control_reg)) + return PTR_ERR(wdt->control_reg); r2 = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (!r2) { dev_err(&pdev->dev, "failed to get memory resource\n"); - error = -ENODEV; - goto fail_unmap_control; - } - - r2 = request_mem_region(r2->start, resource_size(r2), pdev->name); - if (!r2) { - dev_err(&pdev->dev, "cannot request memory region\n"); - error = -EBUSY; - goto fail_unmap_control; + return -ENODEV; } - wdt->feed_reg = ioremap(r2->start, resource_size(r2)); - if (!wdt->feed_reg) { - dev_err(&pdev->dev, "failed to map memory\n"); - error = -ENODEV; - goto fail_free_feed; - } + wdt->feed_reg = devm_ioremap_resource(&pdev->dev, r2); + if (IS_ERR(wdt->feed_reg)) + return PTR_ERR(wdt->feed_reg); platform_set_drvdata(pdev, wdt); ts72xx_wdt_pdev = pdev; @@ -455,45 +433,20 @@ static int ts72xx_wdt_probe(struct platform_device *pdev) error = misc_register(&ts72xx_wdt_miscdev); if (error) { dev_err(&pdev->dev, "failed to register miscdev\n"); - goto fail_unmap_feed; + return error; } dev_info(&pdev->dev, "TS-72xx Watchdog driver\n"); return 0; - -fail_unmap_feed: - platform_set_drvdata(pdev, NULL); - iounmap(wdt->feed_reg); -fail_free_feed: - release_mem_region(r2->start, resource_size(r2)); -fail_unmap_control: - iounmap(wdt->control_reg); -fail_free_control: - release_mem_region(r1->start, resource_size(r1)); -fail: - kfree(wdt); - return error; } static int ts72xx_wdt_remove(struct platform_device *pdev) { - struct ts72xx_wdt *wdt = platform_get_drvdata(pdev); - struct resource *res; int error; error = misc_deregister(&ts72xx_wdt_miscdev); - platform_set_drvdata(pdev, NULL); - - iounmap(wdt->feed_reg); - res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - release_mem_region(res->start, resource_size(res)); - - iounmap(wdt->control_reg); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(res->start, resource_size(res)); - kfree(wdt); return error; } diff --git a/drivers/watchdog/twl4030_wdt.c b/drivers/watchdog/twl4030_wdt.c index 0f03106..2d4535d 100644 --- a/drivers/watchdog/twl4030_wdt.c +++ b/drivers/watchdog/twl4030_wdt.c @@ -90,10 +90,8 @@ static int twl4030_wdt_probe(struct platform_device *pdev) twl4030_wdt_stop(wdt); ret = watchdog_register_device(wdt); - if (ret) { - platform_set_drvdata(pdev, NULL); + if (ret) return ret; - } return 0; } @@ -103,7 +101,6 @@ static int twl4030_wdt_remove(struct platform_device *pdev) struct watchdog_device *wdt = platform_get_drvdata(pdev); watchdog_unregister_device(wdt); - platform_set_drvdata(pdev, NULL); return 0; } diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c index faf4e18..6aaefba 100644 --- a/drivers/watchdog/watchdog_dev.c +++ b/drivers/watchdog/watchdog_dev.c @@ -469,8 +469,10 @@ static int watchdog_release(struct inode *inode, struct file *file) * or if WDIOF_MAGICCLOSE is not set. If nowayout was set then * watchdog_stop will fail. */ - if (test_and_clear_bit(WDOG_ALLOW_RELEASE, &wdd->status) || - !(wdd->info->options & WDIOF_MAGICCLOSE)) + if (!test_bit(WDOG_ACTIVE, &wdd->status)) + err = 0; + else if (test_and_clear_bit(WDOG_ALLOW_RELEASE, &wdd->status) || + !(wdd->info->options & WDIOF_MAGICCLOSE)) err = watchdog_stop(wdd); /* If the watchdog was not stopped, send a keepalive ping */ diff --git a/drivers/watchdog/wdrtas.c b/drivers/watchdog/wdrtas.c index 0a77655..3045deb 100644 --- a/drivers/watchdog/wdrtas.c +++ b/drivers/watchdog/wdrtas.c @@ -162,31 +162,6 @@ static void wdrtas_timer_stop(void) } /** - * wdrtas_log_scanned_event - logs an event we received during keepalive - * - * wdrtas_log_scanned_event prints a message to the log buffer dumping - * the results of the last event-scan call - */ -static void wdrtas_log_scanned_event(void) -{ - int i; - - for (i = 0; i < WDRTAS_LOGBUFFER_LEN; i += 16) - pr_info("dumping event (line %i/%i), data = " - "%02x %02x %02x %02x %02x %02x %02x %02x " - "%02x %02x %02x %02x %02x %02x %02x %02x\n", - (i / 16) + 1, (WDRTAS_LOGBUFFER_LEN / 16), - wdrtas_logbuffer[i + 0], wdrtas_logbuffer[i + 1], - wdrtas_logbuffer[i + 2], wdrtas_logbuffer[i + 3], - wdrtas_logbuffer[i + 4], wdrtas_logbuffer[i + 5], - wdrtas_logbuffer[i + 6], wdrtas_logbuffer[i + 7], - wdrtas_logbuffer[i + 8], wdrtas_logbuffer[i + 9], - wdrtas_logbuffer[i + 10], wdrtas_logbuffer[i + 11], - wdrtas_logbuffer[i + 12], wdrtas_logbuffer[i + 13], - wdrtas_logbuffer[i + 14], wdrtas_logbuffer[i + 15]); -} - -/** * wdrtas_timer_keepalive - resets watchdog timer to keep system alive * * wdrtas_timer_keepalive restarts the watchdog timer by calling the @@ -205,7 +180,9 @@ static void wdrtas_timer_keepalive(void) if (result < 0) pr_err("event-scan failed: %li\n", result); if (result == 0) - wdrtas_log_scanned_event(); + print_hex_dump(KERN_INFO, "dumping event, data: ", + DUMP_PREFIX_OFFSET, 16, 1, + wdrtas_logbuffer, WDRTAS_LOGBUFFER_LEN, false); } while (result == 0); } diff --git a/drivers/watchdog/wm831x_wdt.c b/drivers/watchdog/wm831x_wdt.c index 9dcb6d0..d4e47ed 100644 --- a/drivers/watchdog/wm831x_wdt.c +++ b/drivers/watchdog/wm831x_wdt.c @@ -247,9 +247,10 @@ static int wm831x_wdt_probe(struct platform_device *pdev) reg |= pdata->software << WM831X_WDOG_RST_SRC_SHIFT; if (pdata->update_gpio) { - ret = gpio_request_one(pdata->update_gpio, - GPIOF_DIR_OUT | GPIOF_INIT_LOW, - "Watchdog update"); + ret = devm_gpio_request_one(&pdev->dev, + pdata->update_gpio, + GPIOF_OUT_INIT_LOW, + "Watchdog update"); if (ret < 0) { dev_err(wm831x->dev, "Failed to request update GPIO: %d\n", @@ -270,7 +271,7 @@ static int wm831x_wdt_probe(struct platform_device *pdev) } else { dev_err(wm831x->dev, "Failed to unlock security key: %d\n", ret); - goto err_gpio; + goto err; } } @@ -278,29 +279,23 @@ static int wm831x_wdt_probe(struct platform_device *pdev) if (ret != 0) { dev_err(wm831x->dev, "watchdog_register_device() failed: %d\n", ret); - goto err_gpio; + goto err; } - dev_set_drvdata(&pdev->dev, driver_data); + platform_set_drvdata(pdev, driver_data); return 0; -err_gpio: - if (driver_data->update_gpio) - gpio_free(driver_data->update_gpio); err: return ret; } static int wm831x_wdt_remove(struct platform_device *pdev) { - struct wm831x_wdt_drvdata *driver_data = dev_get_drvdata(&pdev->dev); + struct wm831x_wdt_drvdata *driver_data = platform_get_drvdata(pdev); watchdog_unregister_device(&driver_data->wdt); - if (driver_data->update_gpio) - gpio_free(driver_data->update_gpio); - return 0; } diff --git a/fs/cifs/cifsencrypt.c b/fs/cifs/cifsencrypt.c index 3d8bf94..45e57cc 100644 --- a/fs/cifs/cifsencrypt.c +++ b/fs/cifs/cifsencrypt.c @@ -1,7 +1,7 @@ /* * fs/cifs/cifsencrypt.c * - * Copyright (C) International Business Machines Corp., 2005,2006 + * Copyright (C) International Business Machines Corp., 2005,2013 * Author(s): Steve French (sfrench@us.ibm.com) * * This library is free software; you can redistribute it and/or modify @@ -31,6 +31,36 @@ #include #include +static int +cifs_crypto_shash_md5_allocate(struct TCP_Server_Info *server) +{ + int rc; + unsigned int size; + + if (server->secmech.sdescmd5 != NULL) + return 0; /* already allocated */ + + server->secmech.md5 = crypto_alloc_shash("md5", 0, 0); + if (IS_ERR(server->secmech.md5)) { + cifs_dbg(VFS, "could not allocate crypto md5\n"); + return PTR_ERR(server->secmech.md5); + } + + size = sizeof(struct shash_desc) + + crypto_shash_descsize(server->secmech.md5); + server->secmech.sdescmd5 = kmalloc(size, GFP_KERNEL); + if (!server->secmech.sdescmd5) { + rc = -ENOMEM; + crypto_free_shash(server->secmech.md5); + server->secmech.md5 = NULL; + return rc; + } + server->secmech.sdescmd5->shash.tfm = server->secmech.md5; + server->secmech.sdescmd5->shash.flags = 0x0; + + return 0; +} + /* * Calculate and return the CIFS signature based on the mac key and SMB PDU. * The 16 byte signature must be allocated by the caller. Note we only use the @@ -50,8 +80,11 @@ static int cifs_calc_signature(struct smb_rqst *rqst, return -EINVAL; if (!server->secmech.sdescmd5) { - cifs_dbg(VFS, "%s: Can't generate signature\n", __func__); - return -1; + rc = cifs_crypto_shash_md5_allocate(server); + if (rc) { + cifs_dbg(VFS, "%s: Can't alloc md5 crypto\n", __func__); + return -1; + } } rc = crypto_shash_init(&server->secmech.sdescmd5->shash); @@ -556,6 +589,33 @@ CalcNTLMv2_response(const struct cifs_ses *ses, char *ntlmv2_hash) return rc; } +static int crypto_hmacmd5_alloc(struct TCP_Server_Info *server) +{ + unsigned int size; + + /* check if already allocated */ + if (server->secmech.sdeschmacmd5) + return 0; + + server->secmech.hmacmd5 = crypto_alloc_shash("hmac(md5)", 0, 0); + if (IS_ERR(server->secmech.hmacmd5)) { + cifs_dbg(VFS, "could not allocate crypto hmacmd5\n"); + return PTR_ERR(server->secmech.hmacmd5); + } + + size = sizeof(struct shash_desc) + + crypto_shash_descsize(server->secmech.hmacmd5); + server->secmech.sdeschmacmd5 = kmalloc(size, GFP_KERNEL); + if (!server->secmech.sdeschmacmd5) { + crypto_free_shash(server->secmech.hmacmd5); + server->secmech.hmacmd5 = NULL; + return -ENOMEM; + } + server->secmech.sdeschmacmd5->shash.tfm = server->secmech.hmacmd5; + server->secmech.sdeschmacmd5->shash.flags = 0x0; + + return 0; +} int setup_ntlmv2_rsp(struct cifs_ses *ses, const struct nls_table *nls_cp) @@ -606,6 +666,12 @@ setup_ntlmv2_rsp(struct cifs_ses *ses, const struct nls_table *nls_cp) memcpy(ses->auth_key.response + baselen, tiblob, tilen); + rc = crypto_hmacmd5_alloc(ses->server); + if (rc) { + cifs_dbg(VFS, "could not crypto alloc hmacmd5 rc %d\n", rc); + goto setup_ntlmv2_rsp_ret; + } + /* calculate ntlmv2_hash */ rc = calc_ntlmv2_hash(ses, ntlmv2_hash, nls_cp); if (rc) { @@ -705,123 +771,32 @@ calc_seckey(struct cifs_ses *ses) void cifs_crypto_shash_release(struct TCP_Server_Info *server) { - if (server->secmech.cmacaes) + if (server->secmech.cmacaes) { crypto_free_shash(server->secmech.cmacaes); + server->secmech.cmacaes = NULL; + } - if (server->secmech.hmacsha256) + if (server->secmech.hmacsha256) { crypto_free_shash(server->secmech.hmacsha256); + server->secmech.hmacsha256 = NULL; + } - if (server->secmech.md5) + if (server->secmech.md5) { crypto_free_shash(server->secmech.md5); + server->secmech.md5 = NULL; + } - if (server->secmech.hmacmd5) + if (server->secmech.hmacmd5) { crypto_free_shash(server->secmech.hmacmd5); + server->secmech.hmacmd5 = NULL; + } kfree(server->secmech.sdesccmacaes); - + server->secmech.sdesccmacaes = NULL; kfree(server->secmech.sdeschmacsha256); - + server->secmech.sdeschmacsha256 = NULL; kfree(server->secmech.sdeschmacmd5); - + server->secmech.sdeschmacmd5 = NULL; kfree(server->secmech.sdescmd5); -} - -int -cifs_crypto_shash_allocate(struct TCP_Server_Info *server) -{ - int rc; - unsigned int size; - - server->secmech.hmacmd5 = crypto_alloc_shash("hmac(md5)", 0, 0); - if (IS_ERR(server->secmech.hmacmd5)) { - cifs_dbg(VFS, "could not allocate crypto hmacmd5\n"); - return PTR_ERR(server->secmech.hmacmd5); - } - - server->secmech.md5 = crypto_alloc_shash("md5", 0, 0); - if (IS_ERR(server->secmech.md5)) { - cifs_dbg(VFS, "could not allocate crypto md5\n"); - rc = PTR_ERR(server->secmech.md5); - goto crypto_allocate_md5_fail; - } - - server->secmech.hmacsha256 = crypto_alloc_shash("hmac(sha256)", 0, 0); - if (IS_ERR(server->secmech.hmacsha256)) { - cifs_dbg(VFS, "could not allocate crypto hmacsha256\n"); - rc = PTR_ERR(server->secmech.hmacsha256); - goto crypto_allocate_hmacsha256_fail; - } - - server->secmech.cmacaes = crypto_alloc_shash("cmac(aes)", 0, 0); - if (IS_ERR(server->secmech.cmacaes)) { - cifs_dbg(VFS, "could not allocate crypto cmac-aes"); - rc = PTR_ERR(server->secmech.cmacaes); - goto crypto_allocate_cmacaes_fail; - } - - size = sizeof(struct shash_desc) + - crypto_shash_descsize(server->secmech.hmacmd5); - server->secmech.sdeschmacmd5 = kmalloc(size, GFP_KERNEL); - if (!server->secmech.sdeschmacmd5) { - rc = -ENOMEM; - goto crypto_allocate_hmacmd5_sdesc_fail; - } - server->secmech.sdeschmacmd5->shash.tfm = server->secmech.hmacmd5; - server->secmech.sdeschmacmd5->shash.flags = 0x0; - - size = sizeof(struct shash_desc) + - crypto_shash_descsize(server->secmech.md5); - server->secmech.sdescmd5 = kmalloc(size, GFP_KERNEL); - if (!server->secmech.sdescmd5) { - rc = -ENOMEM; - goto crypto_allocate_md5_sdesc_fail; - } - server->secmech.sdescmd5->shash.tfm = server->secmech.md5; - server->secmech.sdescmd5->shash.flags = 0x0; - - size = sizeof(struct shash_desc) + - crypto_shash_descsize(server->secmech.hmacsha256); - server->secmech.sdeschmacsha256 = kmalloc(size, GFP_KERNEL); - if (!server->secmech.sdeschmacsha256) { - rc = -ENOMEM; - goto crypto_allocate_hmacsha256_sdesc_fail; - } - server->secmech.sdeschmacsha256->shash.tfm = server->secmech.hmacsha256; - server->secmech.sdeschmacsha256->shash.flags = 0x0; - - size = sizeof(struct shash_desc) + - crypto_shash_descsize(server->secmech.cmacaes); - server->secmech.sdesccmacaes = kmalloc(size, GFP_KERNEL); - if (!server->secmech.sdesccmacaes) { - cifs_dbg(VFS, "%s: Can't alloc cmacaes\n", __func__); - rc = -ENOMEM; - goto crypto_allocate_cmacaes_sdesc_fail; - } - server->secmech.sdesccmacaes->shash.tfm = server->secmech.cmacaes; - server->secmech.sdesccmacaes->shash.flags = 0x0; - - return 0; - -crypto_allocate_cmacaes_sdesc_fail: - kfree(server->secmech.sdeschmacsha256); - -crypto_allocate_hmacsha256_sdesc_fail: - kfree(server->secmech.sdescmd5); - -crypto_allocate_md5_sdesc_fail: - kfree(server->secmech.sdeschmacmd5); - -crypto_allocate_hmacmd5_sdesc_fail: - crypto_free_shash(server->secmech.cmacaes); - -crypto_allocate_cmacaes_fail: - crypto_free_shash(server->secmech.hmacsha256); - -crypto_allocate_hmacsha256_fail: - crypto_free_shash(server->secmech.md5); - -crypto_allocate_md5_fail: - crypto_free_shash(server->secmech.hmacmd5); - - return rc; + server->secmech.sdescmd5 = NULL; } diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index e66b088..1fdc370 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -194,6 +194,7 @@ struct cifs_writedata; struct cifs_io_parms; struct cifs_search_info; struct cifsInodeInfo; +struct cifs_open_parms; struct smb_version_operations { int (*send_cancel)(struct TCP_Server_Info *, void *, @@ -307,9 +308,8 @@ struct smb_version_operations { const char *, const char *, struct cifs_sb_info *); /* open a file for non-posix mounts */ - int (*open)(const unsigned int, struct cifs_tcon *, const char *, int, - int, int, struct cifs_fid *, __u32 *, FILE_ALL_INFO *, - struct cifs_sb_info *); + int (*open)(const unsigned int, struct cifs_open_parms *, + __u32 *, FILE_ALL_INFO *); /* set fid protocol-specific info */ void (*set_fid)(struct cifsFileInfo *, struct cifs_fid *, __u32); /* close a file */ @@ -912,6 +912,17 @@ struct cifs_search_info { bool smallBuf:1; /* so we know which buf_release function to call */ }; +struct cifs_open_parms { + struct cifs_tcon *tcon; + struct cifs_sb_info *cifs_sb; + int disposition; + int desired_access; + int create_options; + const char *path; + struct cifs_fid *fid; + bool reconnect:1; +}; + struct cifs_fid { __u16 netfid; #ifdef CONFIG_CIFS_SMB2 diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index c8ff018..f7e584d 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -433,7 +433,6 @@ extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *, const struct nls_table *); extern int setup_ntlm_response(struct cifs_ses *, const struct nls_table *); extern int setup_ntlmv2_rsp(struct cifs_ses *, const struct nls_table *); -extern int cifs_crypto_shash_allocate(struct TCP_Server_Info *); extern void cifs_crypto_shash_release(struct TCP_Server_Info *); extern int calc_seckey(struct cifs_ses *); extern void generate_smb3signingkey(struct TCP_Server_Info *); diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index afcb8a1..fa68813 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -2108,12 +2108,6 @@ cifs_get_tcp_session(struct smb_vol *volume_info) goto out_err; } - rc = cifs_crypto_shash_allocate(tcp_ses); - if (rc) { - cifs_dbg(VFS, "could not setup hash structures rc %d\n", rc); - goto out_err; - } - tcp_ses->ops = volume_info->ops; tcp_ses->vals = volume_info->vals; cifs_set_net_ns(tcp_ses, get_net(current->nsproxy->net_ns)); diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index 5175aeb..d62ce0d 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -204,6 +204,7 @@ cifs_do_create(struct inode *inode, struct dentry *direntry, unsigned int xid, struct inode *newinode = NULL; int disposition; struct TCP_Server_Info *server = tcon->ses->server; + struct cifs_open_parms oparms; *oplock = 0; if (tcon->ses->server->oplocks) @@ -319,9 +320,16 @@ cifs_do_create(struct inode *inode, struct dentry *direntry, unsigned int xid, if (backup_cred(cifs_sb)) create_options |= CREATE_OPEN_BACKUP_INTENT; - rc = server->ops->open(xid, tcon, full_path, disposition, - desired_access, create_options, fid, oplock, - buf, cifs_sb); + oparms.tcon = tcon; + oparms.cifs_sb = cifs_sb; + oparms.desired_access = desired_access; + oparms.create_options = create_options; + oparms.disposition = disposition; + oparms.path = full_path; + oparms.fid = fid; + oparms.reconnect = false; + + rc = server->ops->open(xid, &oparms, oplock, buf); if (rc) { cifs_dbg(FYI, "cifs_create returned 0x%x\n", rc); goto out; diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 91d8629..1e57f36 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -183,6 +183,7 @@ cifs_nt_open(char *full_path, struct inode *inode, struct cifs_sb_info *cifs_sb, int create_options = CREATE_NOT_DIR; FILE_ALL_INFO *buf; struct TCP_Server_Info *server = tcon->ses->server; + struct cifs_open_parms oparms; if (!server->ops->open) return -ENOSYS; @@ -224,9 +225,16 @@ cifs_nt_open(char *full_path, struct inode *inode, struct cifs_sb_info *cifs_sb, if (backup_cred(cifs_sb)) create_options |= CREATE_OPEN_BACKUP_INTENT; - rc = server->ops->open(xid, tcon, full_path, disposition, - desired_access, create_options, fid, oplock, buf, - cifs_sb); + oparms.tcon = tcon; + oparms.cifs_sb = cifs_sb; + oparms.desired_access = desired_access; + oparms.create_options = create_options; + oparms.disposition = disposition; + oparms.path = full_path; + oparms.fid = fid; + oparms.reconnect = false; + + rc = server->ops->open(xid, &oparms, oplock, buf); if (rc) goto out; @@ -553,11 +561,10 @@ cifs_relock_file(struct cifsFileInfo *cfile) struct cifs_tcon *tcon = tlink_tcon(cfile->tlink); int rc = 0; - /* we are going to update can_cache_brlcks here - need a write access */ - down_write(&cinode->lock_sem); + down_read(&cinode->lock_sem); if (cinode->can_cache_brlcks) { - /* can cache locks - no need to push them */ - up_write(&cinode->lock_sem); + /* can cache locks - no need to relock */ + up_read(&cinode->lock_sem); return rc; } @@ -568,7 +575,7 @@ cifs_relock_file(struct cifsFileInfo *cfile) else rc = tcon->ses->server->ops->push_mand_locks(cfile); - up_write(&cinode->lock_sem); + up_read(&cinode->lock_sem); return rc; } @@ -587,7 +594,7 @@ cifs_reopen_file(struct cifsFileInfo *cfile, bool can_flush) int desired_access; int disposition = FILE_OPEN; int create_options = CREATE_NOT_DIR; - struct cifs_fid fid; + struct cifs_open_parms oparms; xid = get_xid(); mutex_lock(&cfile->fh_mutex); @@ -637,7 +644,7 @@ cifs_reopen_file(struct cifsFileInfo *cfile, bool can_flush) rc = cifs_posix_open(full_path, NULL, inode->i_sb, cifs_sb->mnt_file_mode /* ignored */, - oflags, &oplock, &fid.netfid, xid); + oflags, &oplock, &cfile->fid.netfid, xid); if (rc == 0) { cifs_dbg(FYI, "posix reopen succeeded\n"); goto reopen_success; @@ -654,7 +661,16 @@ cifs_reopen_file(struct cifsFileInfo *cfile, bool can_flush) create_options |= CREATE_OPEN_BACKUP_INTENT; if (server->ops->get_lease_key) - server->ops->get_lease_key(inode, &fid); + server->ops->get_lease_key(inode, &cfile->fid); + + oparms.tcon = tcon; + oparms.cifs_sb = cifs_sb; + oparms.desired_access = desired_access; + oparms.create_options = create_options; + oparms.disposition = disposition; + oparms.path = full_path; + oparms.fid = &cfile->fid; + oparms.reconnect = true; /* * Can not refresh inode by passing in file_info buf to be returned by @@ -663,9 +679,14 @@ cifs_reopen_file(struct cifsFileInfo *cfile, bool can_flush) * version of file size can be stale. If we knew for sure that inode was * not dirty locally we could do this. */ - rc = server->ops->open(xid, tcon, full_path, disposition, - desired_access, create_options, &fid, &oplock, - NULL, cifs_sb); + rc = server->ops->open(xid, &oparms, &oplock, NULL); + if (rc == -ENOENT && oparms.reconnect == false) { + /* durable handle timeout is expired - open the file again */ + rc = server->ops->open(xid, &oparms, &oplock, NULL); + /* indicate that we need to relock the file */ + oparms.reconnect = true; + } + if (rc) { mutex_unlock(&cfile->fh_mutex); cifs_dbg(FYI, "cifs_reopen returned 0x%x\n", rc); @@ -696,8 +717,9 @@ reopen_success: * to the server to get the new inode info. */ - server->ops->set_fid(cfile, &fid, oplock); - cifs_relock_file(cfile); + server->ops->set_fid(cfile, &cfile->fid, oplock); + if (oparms.reconnect) + cifs_relock_file(cfile); reopen_error_exit: kfree(full_path); diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 20efd81..449b6cf 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -558,6 +558,11 @@ cifs_all_info_to_fattr(struct cifs_fattr *fattr, FILE_ALL_INFO *info, fattr->cf_mode &= ~(S_IWUGO); fattr->cf_nlink = le32_to_cpu(info->NumberOfLinks); + if (fattr->cf_nlink < 1) { + cifs_dbg(1, "replacing bogus file nlink value %u\n", + fattr->cf_nlink); + fattr->cf_nlink = 1; + } } fattr->cf_uid = cifs_sb->mnt_uid; diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index e813f04..6457690 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -674,20 +674,23 @@ cifs_mkdir_setinfo(struct inode *inode, const char *full_path, } static int -cifs_open_file(const unsigned int xid, struct cifs_tcon *tcon, const char *path, - int disposition, int desired_access, int create_options, - struct cifs_fid *fid, __u32 *oplock, FILE_ALL_INFO *buf, - struct cifs_sb_info *cifs_sb) -{ - if (!(tcon->ses->capabilities & CAP_NT_SMBS)) - return SMBLegacyOpen(xid, tcon, path, disposition, - desired_access, create_options, - &fid->netfid, oplock, buf, - cifs_sb->local_nls, cifs_sb->mnt_cifs_flags +cifs_open_file(const unsigned int xid, struct cifs_open_parms *oparms, + __u32 *oplock, FILE_ALL_INFO *buf) +{ + if (!(oparms->tcon->ses->capabilities & CAP_NT_SMBS)) + return SMBLegacyOpen(xid, oparms->tcon, oparms->path, + oparms->disposition, + oparms->desired_access, + oparms->create_options, + &oparms->fid->netfid, oplock, buf, + oparms->cifs_sb->local_nls, + oparms->cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); - return CIFSSMBOpen(xid, tcon, path, disposition, desired_access, - create_options, &fid->netfid, oplock, buf, - cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & + return CIFSSMBOpen(xid, oparms->tcon, oparms->path, + oparms->disposition, oparms->desired_access, + oparms->create_options, &oparms->fid->netfid, oplock, + buf, oparms->cifs_sb->local_nls, + oparms->cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); } diff --git a/fs/cifs/smb2file.c b/fs/cifs/smb2file.c index 5da1b55..04a81a4 100644 --- a/fs/cifs/smb2file.c +++ b/fs/cifs/smb2file.c @@ -40,7 +40,8 @@ smb2_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock) oplock &= 0xFF; if (oplock == SMB2_OPLOCK_LEVEL_NOCHANGE) return; - if (oplock == SMB2_OPLOCK_LEVEL_EXCLUSIVE) { + if (oplock == SMB2_OPLOCK_LEVEL_EXCLUSIVE || + oplock == SMB2_OPLOCK_LEVEL_BATCH) { cinode->clientCanCacheAll = true; cinode->clientCanCacheRead = true; cifs_dbg(FYI, "Exclusive Oplock granted on inode %p\n", @@ -57,17 +58,16 @@ smb2_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock) } int -smb2_open_file(const unsigned int xid, struct cifs_tcon *tcon, const char *path, - int disposition, int desired_access, int create_options, - struct cifs_fid *fid, __u32 *oplock, FILE_ALL_INFO *buf, - struct cifs_sb_info *cifs_sb) +smb2_open_file(const unsigned int xid, struct cifs_open_parms *oparms, + __u32 *oplock, FILE_ALL_INFO *buf) { int rc; __le16 *smb2_path; struct smb2_file_all_info *smb2_data = NULL; __u8 smb2_oplock[17]; + struct cifs_fid *fid = oparms->fid; - smb2_path = cifs_convert_path_to_utf16(path, cifs_sb); + smb2_path = cifs_convert_path_to_utf16(oparms->path, oparms->cifs_sb); if (smb2_path == NULL) { rc = -ENOMEM; goto out; @@ -80,21 +80,19 @@ smb2_open_file(const unsigned int xid, struct cifs_tcon *tcon, const char *path, goto out; } - desired_access |= FILE_READ_ATTRIBUTES; - *smb2_oplock = SMB2_OPLOCK_LEVEL_EXCLUSIVE; + oparms->desired_access |= FILE_READ_ATTRIBUTES; + *smb2_oplock = SMB2_OPLOCK_LEVEL_BATCH; - if (tcon->ses->server->capabilities & SMB2_GLOBAL_CAP_LEASING) + if (oparms->tcon->ses->server->capabilities & SMB2_GLOBAL_CAP_LEASING) memcpy(smb2_oplock + 1, fid->lease_key, SMB2_LEASE_KEY_SIZE); - rc = SMB2_open(xid, tcon, smb2_path, &fid->persistent_fid, - &fid->volatile_fid, desired_access, disposition, - 0, 0, smb2_oplock, smb2_data); + rc = SMB2_open(xid, oparms, smb2_path, smb2_oplock, smb2_data); if (rc) goto out; if (buf) { /* open response does not have IndexNumber field - get it */ - rc = SMB2_get_srv_num(xid, tcon, fid->persistent_fid, + rc = SMB2_get_srv_num(xid, oparms->tcon, fid->persistent_fid, fid->volatile_fid, &smb2_data->IndexNumber); if (rc) { diff --git a/fs/cifs/smb2inode.c b/fs/cifs/smb2inode.c index fff6dfb..c6ec163 100644 --- a/fs/cifs/smb2inode.c +++ b/fs/cifs/smb2inode.c @@ -41,21 +41,26 @@ static int smb2_open_op_close(const unsigned int xid, struct cifs_tcon *tcon, struct cifs_sb_info *cifs_sb, const char *full_path, __u32 desired_access, __u32 create_disposition, - __u32 file_attributes, __u32 create_options, - void *data, int command) + __u32 create_options, void *data, int command) { int rc, tmprc = 0; - u64 persistent_fid, volatile_fid; __le16 *utf16_path; __u8 oplock = SMB2_OPLOCK_LEVEL_NONE; + struct cifs_open_parms oparms; + struct cifs_fid fid; utf16_path = cifs_convert_path_to_utf16(full_path, cifs_sb); if (!utf16_path) return -ENOMEM; - rc = SMB2_open(xid, tcon, utf16_path, &persistent_fid, &volatile_fid, - desired_access, create_disposition, file_attributes, - create_options, &oplock, NULL); + oparms.tcon = tcon; + oparms.desired_access = desired_access; + oparms.disposition = create_disposition; + oparms.create_options = create_options; + oparms.fid = &fid; + oparms.reconnect = false; + + rc = SMB2_open(xid, &oparms, utf16_path, &oplock, NULL); if (rc) { kfree(utf16_path); return rc; @@ -65,8 +70,8 @@ smb2_open_op_close(const unsigned int xid, struct cifs_tcon *tcon, case SMB2_OP_DELETE: break; case SMB2_OP_QUERY_INFO: - tmprc = SMB2_query_info(xid, tcon, persistent_fid, - volatile_fid, + tmprc = SMB2_query_info(xid, tcon, fid.persistent_fid, + fid.volatile_fid, (struct smb2_file_all_info *)data); break; case SMB2_OP_MKDIR: @@ -76,19 +81,21 @@ smb2_open_op_close(const unsigned int xid, struct cifs_tcon *tcon, */ break; case SMB2_OP_RENAME: - tmprc = SMB2_rename(xid, tcon, persistent_fid, volatile_fid, - (__le16 *)data); + tmprc = SMB2_rename(xid, tcon, fid.persistent_fid, + fid.volatile_fid, (__le16 *)data); break; case SMB2_OP_HARDLINK: - tmprc = SMB2_set_hardlink(xid, tcon, persistent_fid, - volatile_fid, (__le16 *)data); + tmprc = SMB2_set_hardlink(xid, tcon, fid.persistent_fid, + fid.volatile_fid, (__le16 *)data); break; case SMB2_OP_SET_EOF: - tmprc = SMB2_set_eof(xid, tcon, persistent_fid, volatile_fid, - current->tgid, (__le64 *)data); + tmprc = SMB2_set_eof(xid, tcon, fid.persistent_fid, + fid.volatile_fid, current->tgid, + (__le64 *)data); break; case SMB2_OP_SET_INFO: - tmprc = SMB2_set_info(xid, tcon, persistent_fid, volatile_fid, + tmprc = SMB2_set_info(xid, tcon, fid.persistent_fid, + fid.volatile_fid, (FILE_BASIC_INFO *)data); break; default: @@ -96,7 +103,7 @@ smb2_open_op_close(const unsigned int xid, struct cifs_tcon *tcon, break; } - rc = SMB2_close(xid, tcon, persistent_fid, volatile_fid); + rc = SMB2_close(xid, tcon, fid.persistent_fid, fid.volatile_fid); if (tmprc) rc = tmprc; kfree(utf16_path); @@ -129,8 +136,8 @@ smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon, return -ENOMEM; rc = smb2_open_op_close(xid, tcon, cifs_sb, full_path, - FILE_READ_ATTRIBUTES, FILE_OPEN, 0, 0, - smb2_data, SMB2_OP_QUERY_INFO); + FILE_READ_ATTRIBUTES, FILE_OPEN, 0, smb2_data, + SMB2_OP_QUERY_INFO); if (rc) goto out; @@ -145,7 +152,7 @@ smb2_mkdir(const unsigned int xid, struct cifs_tcon *tcon, const char *name, struct cifs_sb_info *cifs_sb) { return smb2_open_op_close(xid, tcon, cifs_sb, name, - FILE_WRITE_ATTRIBUTES, FILE_CREATE, 0, + FILE_WRITE_ATTRIBUTES, FILE_CREATE, CREATE_NOT_FILE, NULL, SMB2_OP_MKDIR); } @@ -164,7 +171,7 @@ smb2_mkdir_setinfo(struct inode *inode, const char *name, dosattrs = cifs_i->cifsAttrs | ATTR_READONLY; data.Attributes = cpu_to_le32(dosattrs); tmprc = smb2_open_op_close(xid, tcon, cifs_sb, name, - FILE_WRITE_ATTRIBUTES, FILE_CREATE, 0, + FILE_WRITE_ATTRIBUTES, FILE_CREATE, CREATE_NOT_FILE, &data, SMB2_OP_SET_INFO); if (tmprc == 0) cifs_i->cifsAttrs = dosattrs; @@ -175,7 +182,7 @@ smb2_rmdir(const unsigned int xid, struct cifs_tcon *tcon, const char *name, struct cifs_sb_info *cifs_sb) { return smb2_open_op_close(xid, tcon, cifs_sb, name, DELETE, FILE_OPEN, - 0, CREATE_NOT_FILE | CREATE_DELETE_ON_CLOSE, + CREATE_NOT_FILE | CREATE_DELETE_ON_CLOSE, NULL, SMB2_OP_DELETE); } @@ -184,7 +191,7 @@ smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon, const char *name, struct cifs_sb_info *cifs_sb) { return smb2_open_op_close(xid, tcon, cifs_sb, name, DELETE, FILE_OPEN, - 0, CREATE_DELETE_ON_CLOSE, NULL, + CREATE_DELETE_ON_CLOSE, NULL, SMB2_OP_DELETE); } @@ -203,7 +210,7 @@ smb2_set_path_attr(const unsigned int xid, struct cifs_tcon *tcon, } rc = smb2_open_op_close(xid, tcon, cifs_sb, from_name, access, - FILE_OPEN, 0, 0, smb2_to_name, command); + FILE_OPEN, 0, smb2_to_name, command); smb2_rename_path: kfree(smb2_to_name); return rc; @@ -234,7 +241,7 @@ smb2_set_path_size(const unsigned int xid, struct cifs_tcon *tcon, { __le64 eof = cpu_to_le64(size); return smb2_open_op_close(xid, tcon, cifs_sb, full_path, - FILE_WRITE_DATA, FILE_OPEN, 0, 0, &eof, + FILE_WRITE_DATA, FILE_OPEN, 0, &eof, SMB2_OP_SET_EOF); } @@ -250,7 +257,7 @@ smb2_set_file_info(struct inode *inode, const char *full_path, if (IS_ERR(tlink)) return PTR_ERR(tlink); rc = smb2_open_op_close(xid, tlink_tcon(tlink), cifs_sb, full_path, - FILE_WRITE_ATTRIBUTES, FILE_OPEN, 0, 0, buf, + FILE_WRITE_ATTRIBUTES, FILE_OPEN, 0, buf, SMB2_OP_SET_INFO); cifs_put_tlink(tlink); return rc; diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 6d15cab..f259e6c 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -213,22 +213,29 @@ smb2_is_path_accessible(const unsigned int xid, struct cifs_tcon *tcon, struct cifs_sb_info *cifs_sb, const char *full_path) { int rc; - __u64 persistent_fid, volatile_fid; __le16 *utf16_path; __u8 oplock = SMB2_OPLOCK_LEVEL_NONE; + struct cifs_open_parms oparms; + struct cifs_fid fid; utf16_path = cifs_convert_path_to_utf16(full_path, cifs_sb); if (!utf16_path) return -ENOMEM; - rc = SMB2_open(xid, tcon, utf16_path, &persistent_fid, &volatile_fid, - FILE_READ_ATTRIBUTES, FILE_OPEN, 0, 0, &oplock, NULL); + oparms.tcon = tcon; + oparms.desired_access = FILE_READ_ATTRIBUTES; + oparms.disposition = FILE_OPEN; + oparms.create_options = 0; + oparms.fid = &fid; + oparms.reconnect = false; + + rc = SMB2_open(xid, &oparms, utf16_path, &oplock, NULL); if (rc) { kfree(utf16_path); return rc; } - rc = SMB2_close(xid, tcon, persistent_fid, volatile_fid); + rc = SMB2_close(xid, tcon, fid.persistent_fid, fid.volatile_fid); kfree(utf16_path); return rc; } @@ -443,15 +450,20 @@ smb2_query_dir_first(const unsigned int xid, struct cifs_tcon *tcon, __le16 *utf16_path; int rc; __u8 oplock = SMB2_OPLOCK_LEVEL_NONE; - __u64 persistent_fid, volatile_fid; + struct cifs_open_parms oparms; utf16_path = cifs_convert_path_to_utf16(path, cifs_sb); if (!utf16_path) return -ENOMEM; - rc = SMB2_open(xid, tcon, utf16_path, &persistent_fid, &volatile_fid, - FILE_READ_ATTRIBUTES | FILE_READ_DATA, FILE_OPEN, 0, 0, - &oplock, NULL); + oparms.tcon = tcon; + oparms.desired_access = FILE_READ_ATTRIBUTES | FILE_READ_DATA; + oparms.disposition = FILE_OPEN; + oparms.create_options = 0; + oparms.fid = fid; + oparms.reconnect = false; + + rc = SMB2_open(xid, &oparms, utf16_path, &oplock, NULL); kfree(utf16_path); if (rc) { cifs_dbg(VFS, "open dir failed\n"); @@ -460,14 +472,12 @@ smb2_query_dir_first(const unsigned int xid, struct cifs_tcon *tcon, srch_inf->entries_in_buffer = 0; srch_inf->index_of_last_entry = 0; - fid->persistent_fid = persistent_fid; - fid->volatile_fid = volatile_fid; - rc = SMB2_query_directory(xid, tcon, persistent_fid, volatile_fid, 0, - srch_inf); + rc = SMB2_query_directory(xid, tcon, fid->persistent_fid, + fid->volatile_fid, 0, srch_inf); if (rc) { cifs_dbg(VFS, "query directory failed\n"); - SMB2_close(xid, tcon, persistent_fid, volatile_fid); + SMB2_close(xid, tcon, fid->persistent_fid, fid->volatile_fid); } return rc; } @@ -528,17 +538,25 @@ smb2_queryfs(const unsigned int xid, struct cifs_tcon *tcon, struct kstatfs *buf) { int rc; - u64 persistent_fid, volatile_fid; __le16 srch_path = 0; /* Null - open root of share */ u8 oplock = SMB2_OPLOCK_LEVEL_NONE; + struct cifs_open_parms oparms; + struct cifs_fid fid; + + oparms.tcon = tcon; + oparms.desired_access = FILE_READ_ATTRIBUTES; + oparms.disposition = FILE_OPEN; + oparms.create_options = 0; + oparms.fid = &fid; + oparms.reconnect = false; - rc = SMB2_open(xid, tcon, &srch_path, &persistent_fid, &volatile_fid, - FILE_READ_ATTRIBUTES, FILE_OPEN, 0, 0, &oplock, NULL); + rc = SMB2_open(xid, &oparms, &srch_path, &oplock, NULL); if (rc) return rc; buf->f_type = SMB2_MAGIC_NUMBER; - rc = SMB2_QFS_info(xid, tcon, persistent_fid, volatile_fid, buf); - SMB2_close(xid, tcon, persistent_fid, volatile_fid); + rc = SMB2_QFS_info(xid, tcon, fid.persistent_fid, fid.volatile_fid, + buf); + SMB2_close(xid, tcon, fid.persistent_fid, fid.volatile_fid); return rc; } diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index 2b312e4..abc9c28 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -847,29 +847,76 @@ create_lease_buf(u8 *lease_key, u8 oplock) return buf; } +static struct create_durable * +create_durable_buf(void) +{ + struct create_durable *buf; + + buf = kzalloc(sizeof(struct create_durable), GFP_KERNEL); + if (!buf) + return NULL; + + buf->ccontext.DataOffset = cpu_to_le16(offsetof + (struct create_durable, Data)); + buf->ccontext.DataLength = cpu_to_le32(16); + buf->ccontext.NameOffset = cpu_to_le16(offsetof + (struct create_durable, Name)); + buf->ccontext.NameLength = cpu_to_le16(4); + buf->Name[0] = 'D'; + buf->Name[1] = 'H'; + buf->Name[2] = 'n'; + buf->Name[3] = 'Q'; + return buf; +} + +static struct create_durable * +create_reconnect_durable_buf(struct cifs_fid *fid) +{ + struct create_durable *buf; + + buf = kzalloc(sizeof(struct create_durable), GFP_KERNEL); + if (!buf) + return NULL; + + buf->ccontext.DataOffset = cpu_to_le16(offsetof + (struct create_durable, Data)); + buf->ccontext.DataLength = cpu_to_le32(16); + buf->ccontext.NameOffset = cpu_to_le16(offsetof + (struct create_durable, Name)); + buf->ccontext.NameLength = cpu_to_le16(4); + buf->Data.Fid.PersistentFileId = fid->persistent_fid; + buf->Data.Fid.VolatileFileId = fid->volatile_fid; + buf->Name[0] = 'D'; + buf->Name[1] = 'H'; + buf->Name[2] = 'n'; + buf->Name[3] = 'C'; + return buf; +} + static __u8 parse_lease_state(struct smb2_create_rsp *rsp) { char *data_offset; struct create_lease *lc; bool found = false; + unsigned int next = 0; + char *name; - data_offset = (char *)rsp; - data_offset += 4 + le32_to_cpu(rsp->CreateContextsOffset); + data_offset = (char *)rsp + 4 + le32_to_cpu(rsp->CreateContextsOffset); lc = (struct create_lease *)data_offset; do { - char *name = le16_to_cpu(lc->ccontext.NameOffset) + (char *)lc; + lc = (struct create_lease *)((char *)lc + next); + name = le16_to_cpu(lc->ccontext.NameOffset) + (char *)lc; if (le16_to_cpu(lc->ccontext.NameLength) != 4 || strncmp(name, "RqLs", 4)) { - lc = (struct create_lease *)((char *)lc - + le32_to_cpu(lc->ccontext.Next)); + next = le32_to_cpu(lc->ccontext.Next); continue; } if (lc->lcontext.LeaseFlags & SMB2_LEASE_FLAG_BREAK_IN_PROGRESS) return SMB2_OPLOCK_LEVEL_NOCHANGE; found = true; break; - } while (le32_to_cpu(lc->ccontext.Next) != 0); + } while (next != 0); if (!found) return 0; @@ -877,23 +924,74 @@ parse_lease_state(struct smb2_create_rsp *rsp) return smb2_map_lease_to_oplock(lc->lcontext.LeaseState); } +static int +add_lease_context(struct kvec *iov, unsigned int *num_iovec, __u8 *oplock) +{ + struct smb2_create_req *req = iov[0].iov_base; + unsigned int num = *num_iovec; + + iov[num].iov_base = create_lease_buf(oplock+1, *oplock); + if (iov[num].iov_base == NULL) + return -ENOMEM; + iov[num].iov_len = sizeof(struct create_lease); + req->RequestedOplockLevel = SMB2_OPLOCK_LEVEL_LEASE; + if (!req->CreateContextsOffset) + req->CreateContextsOffset = cpu_to_le32( + sizeof(struct smb2_create_req) - 4 + + iov[num - 1].iov_len); + req->CreateContextsLength = cpu_to_le32( + le32_to_cpu(req->CreateContextsLength) + + sizeof(struct create_lease)); + inc_rfc1001_len(&req->hdr, sizeof(struct create_lease)); + *num_iovec = num + 1; + return 0; +} + +static int +add_durable_context(struct kvec *iov, unsigned int *num_iovec, + struct cifs_open_parms *oparms) +{ + struct smb2_create_req *req = iov[0].iov_base; + unsigned int num = *num_iovec; + + if (oparms->reconnect) { + iov[num].iov_base = create_reconnect_durable_buf(oparms->fid); + /* indicate that we don't need to relock the file */ + oparms->reconnect = false; + } else + iov[num].iov_base = create_durable_buf(); + if (iov[num].iov_base == NULL) + return -ENOMEM; + iov[num].iov_len = sizeof(struct create_durable); + if (!req->CreateContextsOffset) + req->CreateContextsOffset = + cpu_to_le32(sizeof(struct smb2_create_req) - 4 + + iov[1].iov_len); + req->CreateContextsLength = + cpu_to_le32(le32_to_cpu(req->CreateContextsLength) + + sizeof(struct create_durable)); + inc_rfc1001_len(&req->hdr, sizeof(struct create_durable)); + *num_iovec = num + 1; + return 0; +} + int -SMB2_open(const unsigned int xid, struct cifs_tcon *tcon, __le16 *path, - u64 *persistent_fid, u64 *volatile_fid, __u32 desired_access, - __u32 create_disposition, __u32 file_attributes, __u32 create_options, +SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, __le16 *path, __u8 *oplock, struct smb2_file_all_info *buf) { struct smb2_create_req *req; struct smb2_create_rsp *rsp; struct TCP_Server_Info *server; + struct cifs_tcon *tcon = oparms->tcon; struct cifs_ses *ses = tcon->ses; - struct kvec iov[3]; + struct kvec iov[4]; int resp_buftype; int uni_path_len; __le16 *copy_path = NULL; int copy_size; int rc = 0; - int num_iovecs = 2; + unsigned int num_iovecs = 2; + __u32 file_attributes = 0; cifs_dbg(FYI, "create/open\n"); @@ -906,55 +1004,47 @@ SMB2_open(const unsigned int xid, struct cifs_tcon *tcon, __le16 *path, if (rc) return rc; + if (oparms->create_options & CREATE_OPTION_READONLY) + file_attributes |= ATTR_READONLY; + req->ImpersonationLevel = IL_IMPERSONATION; - req->DesiredAccess = cpu_to_le32(desired_access); + req->DesiredAccess = cpu_to_le32(oparms->desired_access); /* File attributes ignored on open (used in create though) */ req->FileAttributes = cpu_to_le32(file_attributes); req->ShareAccess = FILE_SHARE_ALL_LE; - req->CreateDisposition = cpu_to_le32(create_disposition); - req->CreateOptions = cpu_to_le32(create_options); + req->CreateDisposition = cpu_to_le32(oparms->disposition); + req->CreateOptions = cpu_to_le32(oparms->create_options & CREATE_OPTIONS_MASK); uni_path_len = (2 * UniStrnlen((wchar_t *)path, PATH_MAX)) + 2; - req->NameOffset = cpu_to_le16(sizeof(struct smb2_create_req) - - 8 /* pad */ - 4 /* do not count rfc1001 len field */); + /* do not count rfc1001 len field */ + req->NameOffset = cpu_to_le16(sizeof(struct smb2_create_req) - 4); iov[0].iov_base = (char *)req; /* 4 for rfc1002 length field */ iov[0].iov_len = get_rfc1002_length(req) + 4; /* MUST set path len (NameLength) to 0 opening root of share */ - if (uni_path_len >= 4) { - req->NameLength = cpu_to_le16(uni_path_len - 2); - /* -1 since last byte is buf[0] which is sent below (path) */ - iov[0].iov_len--; - if (uni_path_len % 8 != 0) { - copy_size = uni_path_len / 8 * 8; - if (copy_size < uni_path_len) - copy_size += 8; - - copy_path = kzalloc(copy_size, GFP_KERNEL); - if (!copy_path) - return -ENOMEM; - memcpy((char *)copy_path, (const char *)path, - uni_path_len); - uni_path_len = copy_size; - path = copy_path; - } - - iov[1].iov_len = uni_path_len; - iov[1].iov_base = path; - /* - * -1 since last byte is buf[0] which was counted in - * smb2_buf_len. - */ - inc_rfc1001_len(req, uni_path_len - 1); - } else { - iov[0].iov_len += 7; - req->hdr.smb2_buf_length = cpu_to_be32(be32_to_cpu( - req->hdr.smb2_buf_length) + 8 - 1); - num_iovecs = 1; - req->NameLength = 0; + req->NameLength = cpu_to_le16(uni_path_len - 2); + /* -1 since last byte is buf[0] which is sent below (path) */ + iov[0].iov_len--; + if (uni_path_len % 8 != 0) { + copy_size = uni_path_len / 8 * 8; + if (copy_size < uni_path_len) + copy_size += 8; + + copy_path = kzalloc(copy_size, GFP_KERNEL); + if (!copy_path) + return -ENOMEM; + memcpy((char *)copy_path, (const char *)path, + uni_path_len); + uni_path_len = copy_size; + path = copy_path; } + iov[1].iov_len = uni_path_len; + iov[1].iov_base = path; + /* -1 since last byte is buf[0] which was counted in smb2_buf_len */ + inc_rfc1001_len(req, uni_path_len - 1); + if (!server->oplocks) *oplock = SMB2_OPLOCK_LEVEL_NONE; @@ -962,21 +1052,29 @@ SMB2_open(const unsigned int xid, struct cifs_tcon *tcon, __le16 *path, *oplock == SMB2_OPLOCK_LEVEL_NONE) req->RequestedOplockLevel = *oplock; else { - iov[num_iovecs].iov_base = create_lease_buf(oplock+1, *oplock); - if (iov[num_iovecs].iov_base == NULL) { + rc = add_lease_context(iov, &num_iovecs, oplock); + if (rc) { cifs_small_buf_release(req); kfree(copy_path); - return -ENOMEM; + return rc; + } + } + + if (*oplock == SMB2_OPLOCK_LEVEL_BATCH) { + /* need to set Next field of lease context if we request it */ + if (tcon->ses->server->capabilities & SMB2_GLOBAL_CAP_LEASING) { + struct create_context *ccontext = + (struct create_context *)iov[num_iovecs-1].iov_base; + ccontext->Next = + cpu_to_le32(sizeof(struct create_lease)); + } + rc = add_durable_context(iov, &num_iovecs, oparms); + if (rc) { + cifs_small_buf_release(req); + kfree(copy_path); + kfree(iov[num_iovecs-1].iov_base); + return rc; } - iov[num_iovecs].iov_len = sizeof(struct create_lease); - req->RequestedOplockLevel = SMB2_OPLOCK_LEVEL_LEASE; - req->CreateContextsOffset = cpu_to_le32( - sizeof(struct smb2_create_req) - 4 - 8 + - iov[num_iovecs-1].iov_len); - req->CreateContextsLength = cpu_to_le32( - sizeof(struct create_lease)); - inc_rfc1001_len(&req->hdr, sizeof(struct create_lease)); - num_iovecs++; } rc = SendReceive2(xid, ses, iov, num_iovecs, &resp_buftype, 0); @@ -987,8 +1085,8 @@ SMB2_open(const unsigned int xid, struct cifs_tcon *tcon, __le16 *path, goto creat_exit; } - *persistent_fid = rsp->PersistentFileId; - *volatile_fid = rsp->VolatileFileId; + oparms->fid->persistent_fid = rsp->PersistentFileId; + oparms->fid->volatile_fid = rsp->VolatileFileId; if (buf) { memcpy(buf, &rsp->CreationTime, 32); diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h index f31043b..36b0d37 100644 --- a/fs/cifs/smb2pdu.h +++ b/fs/cifs/smb2pdu.h @@ -428,7 +428,7 @@ struct smb2_create_req { __le16 NameLength; __le32 CreateContextsOffset; __le32 CreateContextsLength; - __u8 Buffer[8]; + __u8 Buffer[0]; } __packed; struct smb2_create_rsp { @@ -485,6 +485,18 @@ struct create_lease { struct lease_context lcontext; } __packed; +struct create_durable { + struct create_context ccontext; + __u8 Name[8]; + union { + __u8 Reserved[16]; + struct { + __u64 PersistentFileId; + __u64 VolatileFileId; + } Fid; + } Data; +} __packed; + /* this goes in the ioctl buffer when doing a copychunk request */ struct copychunk_ioctl { char SourceKey[24]; diff --git a/fs/cifs/smb2proto.h b/fs/cifs/smb2proto.h index d4e1eb8..1a5ecbe 100644 --- a/fs/cifs/smb2proto.h +++ b/fs/cifs/smb2proto.h @@ -84,11 +84,9 @@ extern int smb2_create_hardlink(const unsigned int xid, struct cifs_tcon *tcon, const char *from_name, const char *to_name, struct cifs_sb_info *cifs_sb); -extern int smb2_open_file(const unsigned int xid, struct cifs_tcon *tcon, - const char *full_path, int disposition, - int desired_access, int create_options, - struct cifs_fid *fid, __u32 *oplock, - FILE_ALL_INFO *buf, struct cifs_sb_info *cifs_sb); +extern int smb2_open_file(const unsigned int xid, + struct cifs_open_parms *oparms, + __u32 *oplock, FILE_ALL_INFO *buf); extern void smb2_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock); extern int smb2_unlock_range(struct cifsFileInfo *cfile, struct file_lock *flock, const unsigned int xid); @@ -106,11 +104,9 @@ extern int SMB2_tcon(const unsigned int xid, struct cifs_ses *ses, const char *tree, struct cifs_tcon *tcon, const struct nls_table *); extern int SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon); -extern int SMB2_open(const unsigned int xid, struct cifs_tcon *tcon, - __le16 *path, u64 *persistent_fid, u64 *volatile_fid, - __u32 desired_access, __u32 create_disposition, - __u32 file_attributes, __u32 create_options, - __u8 *oplock, struct smb2_file_all_info *buf); +extern int SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, + __le16 *path, __u8 *oplock, + struct smb2_file_all_info *buf); extern int SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid, u64 volatile_fid, u32 opcode, bool is_fsctl, char *in_data, u32 indatalen, diff --git a/fs/cifs/smb2transport.c b/fs/cifs/smb2transport.c index 09b4fba..301b191 100644 --- a/fs/cifs/smb2transport.c +++ b/fs/cifs/smb2transport.c @@ -39,6 +39,77 @@ #include "smb2status.h" #include "smb2glob.h" +static int +smb2_crypto_shash_allocate(struct TCP_Server_Info *server) +{ + unsigned int size; + + if (server->secmech.sdeschmacsha256 != NULL) + return 0; /* already allocated */ + + server->secmech.hmacsha256 = crypto_alloc_shash("hmac(sha256)", 0, 0); + if (IS_ERR(server->secmech.hmacsha256)) { + cifs_dbg(VFS, "could not allocate crypto hmacsha256\n"); + return PTR_ERR(server->secmech.hmacsha256); + } + + size = sizeof(struct shash_desc) + + crypto_shash_descsize(server->secmech.hmacsha256); + server->secmech.sdeschmacsha256 = kmalloc(size, GFP_KERNEL); + if (!server->secmech.sdeschmacsha256) { + crypto_free_shash(server->secmech.hmacsha256); + server->secmech.hmacsha256 = NULL; + return -ENOMEM; + } + server->secmech.sdeschmacsha256->shash.tfm = server->secmech.hmacsha256; + server->secmech.sdeschmacsha256->shash.flags = 0x0; + + return 0; +} + +static int +smb3_crypto_shash_allocate(struct TCP_Server_Info *server) +{ + unsigned int size; + int rc; + + if (server->secmech.sdesccmacaes != NULL) + return 0; /* already allocated */ + + rc = smb2_crypto_shash_allocate(server); + if (rc) + return rc; + + server->secmech.cmacaes = crypto_alloc_shash("cmac(aes)", 0, 0); + if (IS_ERR(server->secmech.cmacaes)) { + cifs_dbg(VFS, "could not allocate crypto cmac-aes"); + kfree(server->secmech.sdeschmacsha256); + server->secmech.sdeschmacsha256 = NULL; + crypto_free_shash(server->secmech.hmacsha256); + server->secmech.hmacsha256 = NULL; + return PTR_ERR(server->secmech.cmacaes); + } + + size = sizeof(struct shash_desc) + + crypto_shash_descsize(server->secmech.cmacaes); + server->secmech.sdesccmacaes = kmalloc(size, GFP_KERNEL); + if (!server->secmech.sdesccmacaes) { + cifs_dbg(VFS, "%s: Can't alloc cmacaes\n", __func__); + kfree(server->secmech.sdeschmacsha256); + server->secmech.sdeschmacsha256 = NULL; + crypto_free_shash(server->secmech.hmacsha256); + crypto_free_shash(server->secmech.cmacaes); + server->secmech.hmacsha256 = NULL; + server->secmech.cmacaes = NULL; + return -ENOMEM; + } + server->secmech.sdesccmacaes->shash.tfm = server->secmech.cmacaes; + server->secmech.sdesccmacaes->shash.flags = 0x0; + + return 0; +} + + int smb2_calc_signature(struct smb_rqst *rqst, struct TCP_Server_Info *server) { @@ -52,6 +123,12 @@ smb2_calc_signature(struct smb_rqst *rqst, struct TCP_Server_Info *server) memset(smb2_signature, 0x0, SMB2_HMACSHA256_SIZE); memset(smb2_pdu->Signature, 0x0, SMB2_SIGNATURE_SIZE); + rc = smb2_crypto_shash_allocate(server); + if (rc) { + cifs_dbg(VFS, "%s: shah256 alloc failed\n", __func__); + return rc; + } + rc = crypto_shash_setkey(server->secmech.hmacsha256, server->session_key.response, SMB2_NTLMV2_SESSKEY_SIZE); if (rc) { @@ -61,7 +138,7 @@ smb2_calc_signature(struct smb_rqst *rqst, struct TCP_Server_Info *server) rc = crypto_shash_init(&server->secmech.sdeschmacsha256->shash); if (rc) { - cifs_dbg(VFS, "%s: Could not init md5\n", __func__); + cifs_dbg(VFS, "%s: Could not init sha256", __func__); return rc; } @@ -129,6 +206,12 @@ generate_smb3signingkey(struct TCP_Server_Info *server) memset(prfhash, 0x0, SMB2_HMACSHA256_SIZE); memset(server->smb3signingkey, 0x0, SMB3_SIGNKEY_SIZE); + rc = smb3_crypto_shash_allocate(server); + if (rc) { + cifs_dbg(VFS, "%s: crypto alloc failed\n", __func__); + goto smb3signkey_ret; + } + rc = crypto_shash_setkey(server->secmech.hmacsha256, server->session_key.response, SMB2_NTLMV2_SESSKEY_SIZE); if (rc) { @@ -210,6 +293,11 @@ smb3_calc_signature(struct smb_rqst *rqst, struct TCP_Server_Info *server) return rc; } + /* + * we already allocate sdesccmacaes when we init smb3 signing key, + * so unlike smb2 case we do not have to check here if secmech are + * initialized + */ rc = crypto_shash_init(&server->secmech.sdesccmacaes->shash); if (rc) { cifs_dbg(VFS, "%s: Could not init cmac aes\n", __func__); diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c index 5e7c60c1..277bd1b 100644 --- a/fs/configfs/dir.c +++ b/fs/configfs/dir.c @@ -660,19 +660,15 @@ static int create_default_group(struct config_group *parent_group, struct config_group *group) { int ret; - struct qstr name; struct configfs_dirent *sd; /* We trust the caller holds a reference to parent */ struct dentry *child, *parent = parent_group->cg_item.ci_dentry; if (!group->cg_item.ci_name) group->cg_item.ci_name = group->cg_item.ci_namebuf; - name.name = group->cg_item.ci_name; - name.len = strlen(name.name); - name.hash = full_name_hash(name.name, name.len); ret = -ENOMEM; - child = d_alloc(parent, &name); + child = d_alloc_name(parent, group->cg_item.ci_name); if (child) { d_add(child, NULL); @@ -1650,7 +1646,6 @@ int configfs_register_subsystem(struct configfs_subsystem *subsys) { int err; struct config_group *group = &subsys->su_group; - struct qstr name; struct dentry *dentry; struct dentry *root; struct configfs_dirent *sd; @@ -1667,12 +1662,8 @@ int configfs_register_subsystem(struct configfs_subsystem *subsys) mutex_lock_nested(&root->d_inode->i_mutex, I_MUTEX_PARENT); - name.name = group->cg_item.ci_name; - name.len = strlen(name.name); - name.hash = full_name_hash(name.name, name.len); - err = -ENOMEM; - dentry = d_alloc(root, &name); + dentry = d_alloc_name(root, group->cg_item.ci_name); if (dentry) { d_add(dentry, NULL); diff --git a/fs/efivarfs/inode.c b/fs/efivarfs/inode.c index 7e787fb..07ab497 100644 --- a/fs/efivarfs/inode.c +++ b/fs/efivarfs/inode.c @@ -155,20 +155,8 @@ static int efivarfs_unlink(struct inode *dir, struct dentry *dentry) return 0; }; -/* - * Handle negative dentry. - */ -static struct dentry *efivarfs_lookup(struct inode *dir, struct dentry *dentry, - unsigned int flags) -{ - if (dentry->d_name.len > NAME_MAX) - return ERR_PTR(-ENAMETOOLONG); - d_add(dentry, NULL); - return NULL; -} - const struct inode_operations efivarfs_dir_inode_operations = { - .lookup = efivarfs_lookup, + .lookup = simple_lookup, .unlink = efivarfs_unlink, .create = efivarfs_create, }; diff --git a/fs/file_table.c b/fs/file_table.c index 08e719b..b44e4c5 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -265,18 +265,15 @@ static void __fput(struct file *file) mntput(mnt); } -static DEFINE_SPINLOCK(delayed_fput_lock); -static LIST_HEAD(delayed_fput_list); +static LLIST_HEAD(delayed_fput_list); static void delayed_fput(struct work_struct *unused) { - LIST_HEAD(head); - spin_lock_irq(&delayed_fput_lock); - list_splice_init(&delayed_fput_list, &head); - spin_unlock_irq(&delayed_fput_lock); - while (!list_empty(&head)) { - struct file *f = list_first_entry(&head, struct file, f_u.fu_list); - list_del_init(&f->f_u.fu_list); - __fput(f); + struct llist_node *node = llist_del_all(&delayed_fput_list); + struct llist_node *next; + + for (; node; node = next) { + next = llist_next(node); + __fput(llist_entry(node, struct file, f_u.fu_llist)); } } @@ -306,18 +303,22 @@ void fput(struct file *file) { if (atomic_long_dec_and_test(&file->f_count)) { struct task_struct *task = current; - unsigned long flags; file_sb_list_del(file); if (likely(!in_interrupt() && !(task->flags & PF_KTHREAD))) { init_task_work(&file->f_u.fu_rcuhead, ____fput); if (!task_work_add(task, &file->f_u.fu_rcuhead, true)) return; + /* + * After this task has run exit_task_work(), + * task_work_add() will fail. free_ipc_ns()-> + * shm_destroy() can do this. Fall through to delayed + * fput to avoid leaking *file. + */ } - spin_lock_irqsave(&delayed_fput_lock, flags); - list_add(&file->f_u.fu_list, &delayed_fput_list); - schedule_work(&delayed_fput_work); - spin_unlock_irqrestore(&delayed_fput_lock, flags); + + if (llist_add(&file->f_u.fu_llist, &delayed_fput_list)) + schedule_work(&delayed_fput_work); } } diff --git a/fs/libfs.c b/fs/libfs.c index c3a0837..3a3a9b5 100644 --- a/fs/libfs.c +++ b/fs/libfs.c @@ -61,7 +61,8 @@ struct dentry *simple_lookup(struct inode *dir, struct dentry *dentry, unsigned if (dentry->d_name.len > NAME_MAX) return ERR_PTR(-ENAMETOOLONG); - d_set_d_op(dentry, &simple_dentry_operations); + if (!dentry->d_sb->s_d_op) + d_set_d_op(dentry, &simple_dentry_operations); d_add(dentry, NULL); return NULL; } diff --git a/fs/namei.c b/fs/namei.c index b2beee7..8b61d10 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2977,7 +2977,7 @@ static struct file *path_openat(int dfd, struct filename *pathname, file->f_flags = op->open_flag; - if (unlikely(file->f_flags & O_TMPFILE)) { + if (unlikely(file->f_flags & __O_TMPFILE)) { error = do_tmpfile(dfd, pathname, nd, flags, op, file, &opened); goto out; } diff --git a/fs/open.c b/fs/open.c index fca72c4..9156cb0 100644 --- a/fs/open.c +++ b/fs/open.c @@ -840,8 +840,8 @@ static inline int build_open_flags(int flags, umode_t mode, struct open_flags *o if (flags & __O_SYNC) flags |= O_DSYNC; - if (flags & O_TMPFILE) { - if (!(flags & O_CREAT)) + if (flags & __O_TMPFILE) { + if ((flags & O_TMPFILE_MASK) != O_TMPFILE) return -EINVAL; acc_mode = MAY_OPEN | ACC_MODE(flags); } else if (flags & O_PATH) { diff --git a/fs/select.c b/fs/select.c index f9f49c4..35d4adc7 100644 --- a/fs/select.c +++ b/fs/select.c @@ -28,7 +28,7 @@ #include #include #include -#include +#include #include diff --git a/fs/xfs/xfs_attr_leaf.c b/fs/xfs/xfs_attr_leaf.c index 31d3cd1..b800fbc 100644 --- a/fs/xfs/xfs_attr_leaf.c +++ b/fs/xfs/xfs_attr_leaf.c @@ -690,6 +690,8 @@ xfs_attr_shortform_to_leaf(xfs_da_args_t *args) sf = (xfs_attr_shortform_t *)tmpbuffer; xfs_idata_realloc(dp, -size, XFS_ATTR_FORK); + xfs_bmap_local_to_extents_empty(dp, XFS_ATTR_FORK); + bp = NULL; error = xfs_da_grow_inode(args, &blkno); if (error) { diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c index 8904284..05c698c 100644 --- a/fs/xfs/xfs_bmap.c +++ b/fs/xfs/xfs_bmap.c @@ -1161,6 +1161,24 @@ xfs_bmap_extents_to_btree( * since the file data needs to get logged so things will stay consistent. * (The bmap-level manipulations are ok, though). */ +void +xfs_bmap_local_to_extents_empty( + struct xfs_inode *ip, + int whichfork) +{ + struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, whichfork); + + ASSERT(XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_LOCAL); + ASSERT(ifp->if_bytes == 0); + ASSERT(XFS_IFORK_NEXTENTS(ip, whichfork) == 0); + + xfs_bmap_forkoff_reset(ip->i_mount, ip, whichfork); + ifp->if_flags &= ~XFS_IFINLINE; + ifp->if_flags |= XFS_IFEXTENTS; + XFS_IFORK_FMT_SET(ip, whichfork, XFS_DINODE_FMT_EXTENTS); +} + + STATIC int /* error */ xfs_bmap_local_to_extents( xfs_trans_t *tp, /* transaction pointer */ @@ -1174,9 +1192,12 @@ xfs_bmap_local_to_extents( struct xfs_inode *ip, struct xfs_ifork *ifp)) { - int error; /* error return value */ + int error = 0; int flags; /* logging flags returned */ xfs_ifork_t *ifp; /* inode fork pointer */ + xfs_alloc_arg_t args; /* allocation arguments */ + xfs_buf_t *bp; /* buffer for extent block */ + xfs_bmbt_rec_host_t *ep; /* extent record pointer */ /* * We don't want to deal with the case of keeping inode data inline yet. @@ -1185,68 +1206,65 @@ xfs_bmap_local_to_extents( ASSERT(!(S_ISREG(ip->i_d.di_mode) && whichfork == XFS_DATA_FORK)); ifp = XFS_IFORK_PTR(ip, whichfork); ASSERT(XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_LOCAL); + + if (!ifp->if_bytes) { + xfs_bmap_local_to_extents_empty(ip, whichfork); + flags = XFS_ILOG_CORE; + goto done; + } + flags = 0; error = 0; - if (ifp->if_bytes) { - xfs_alloc_arg_t args; /* allocation arguments */ - xfs_buf_t *bp; /* buffer for extent block */ - xfs_bmbt_rec_host_t *ep;/* extent record pointer */ - - ASSERT((ifp->if_flags & - (XFS_IFINLINE|XFS_IFEXTENTS|XFS_IFEXTIREC)) == XFS_IFINLINE); - memset(&args, 0, sizeof(args)); - args.tp = tp; - args.mp = ip->i_mount; - args.firstblock = *firstblock; - /* - * Allocate a block. We know we need only one, since the - * file currently fits in an inode. - */ - if (*firstblock == NULLFSBLOCK) { - args.fsbno = XFS_INO_TO_FSB(args.mp, ip->i_ino); - args.type = XFS_ALLOCTYPE_START_BNO; - } else { - args.fsbno = *firstblock; - args.type = XFS_ALLOCTYPE_NEAR_BNO; - } - args.total = total; - args.minlen = args.maxlen = args.prod = 1; - error = xfs_alloc_vextent(&args); - if (error) - goto done; - - /* Can't fail, the space was reserved. */ - ASSERT(args.fsbno != NULLFSBLOCK); - ASSERT(args.len == 1); - *firstblock = args.fsbno; - bp = xfs_btree_get_bufl(args.mp, tp, args.fsbno, 0); - - /* initialise the block and copy the data */ - init_fn(tp, bp, ip, ifp); - - /* account for the change in fork size and log everything */ - xfs_trans_log_buf(tp, bp, 0, ifp->if_bytes - 1); - xfs_bmap_forkoff_reset(args.mp, ip, whichfork); - xfs_idata_realloc(ip, -ifp->if_bytes, whichfork); - xfs_iext_add(ifp, 0, 1); - ep = xfs_iext_get_ext(ifp, 0); - xfs_bmbt_set_allf(ep, 0, args.fsbno, 1, XFS_EXT_NORM); - trace_xfs_bmap_post_update(ip, 0, - whichfork == XFS_ATTR_FORK ? BMAP_ATTRFORK : 0, - _THIS_IP_); - XFS_IFORK_NEXT_SET(ip, whichfork, 1); - ip->i_d.di_nblocks = 1; - xfs_trans_mod_dquot_byino(tp, ip, - XFS_TRANS_DQ_BCOUNT, 1L); - flags |= xfs_ilog_fext(whichfork); + ASSERT((ifp->if_flags & (XFS_IFINLINE|XFS_IFEXTENTS|XFS_IFEXTIREC)) == + XFS_IFINLINE); + memset(&args, 0, sizeof(args)); + args.tp = tp; + args.mp = ip->i_mount; + args.firstblock = *firstblock; + /* + * Allocate a block. We know we need only one, since the + * file currently fits in an inode. + */ + if (*firstblock == NULLFSBLOCK) { + args.fsbno = XFS_INO_TO_FSB(args.mp, ip->i_ino); + args.type = XFS_ALLOCTYPE_START_BNO; } else { - ASSERT(XFS_IFORK_NEXTENTS(ip, whichfork) == 0); - xfs_bmap_forkoff_reset(ip->i_mount, ip, whichfork); + args.fsbno = *firstblock; + args.type = XFS_ALLOCTYPE_NEAR_BNO; } - ifp->if_flags &= ~XFS_IFINLINE; - ifp->if_flags |= XFS_IFEXTENTS; - XFS_IFORK_FMT_SET(ip, whichfork, XFS_DINODE_FMT_EXTENTS); + args.total = total; + args.minlen = args.maxlen = args.prod = 1; + error = xfs_alloc_vextent(&args); + if (error) + goto done; + + /* Can't fail, the space was reserved. */ + ASSERT(args.fsbno != NULLFSBLOCK); + ASSERT(args.len == 1); + *firstblock = args.fsbno; + bp = xfs_btree_get_bufl(args.mp, tp, args.fsbno, 0); + + /* initialise the block and copy the data */ + init_fn(tp, bp, ip, ifp); + + /* account for the change in fork size and log everything */ + xfs_trans_log_buf(tp, bp, 0, ifp->if_bytes - 1); + xfs_idata_realloc(ip, -ifp->if_bytes, whichfork); + xfs_bmap_local_to_extents_empty(ip, whichfork); flags |= XFS_ILOG_CORE; + + xfs_iext_add(ifp, 0, 1); + ep = xfs_iext_get_ext(ifp, 0); + xfs_bmbt_set_allf(ep, 0, args.fsbno, 1, XFS_EXT_NORM); + trace_xfs_bmap_post_update(ip, 0, + whichfork == XFS_ATTR_FORK ? BMAP_ATTRFORK : 0, + _THIS_IP_); + XFS_IFORK_NEXT_SET(ip, whichfork, 1); + ip->i_d.di_nblocks = 1; + xfs_trans_mod_dquot_byino(tp, ip, + XFS_TRANS_DQ_BCOUNT, 1L); + flags |= xfs_ilog_fext(whichfork); + done: *logflagsp = flags; return error; @@ -1323,25 +1341,6 @@ xfs_bmap_add_attrfork_extents( } /* - * Block initialisation function for local to extent format conversion. - * - * This shouldn't actually be called by anyone, so make sure debug kernels cause - * a noticable failure. - */ -STATIC void -xfs_bmap_local_to_extents_init_fn( - struct xfs_trans *tp, - struct xfs_buf *bp, - struct xfs_inode *ip, - struct xfs_ifork *ifp) -{ - ASSERT(0); - bp->b_ops = &xfs_bmbt_buf_ops; - memcpy(bp->b_addr, ifp->if_u1.if_data, ifp->if_bytes); - xfs_trans_buf_set_type(tp, bp, XFS_BLFT_BTREE_BUF); -} - -/* * Called from xfs_bmap_add_attrfork to handle local format files. Each * different data fork content type needs a different callout to do the * conversion. Some are basic and only require special block initialisation @@ -1381,9 +1380,9 @@ xfs_bmap_add_attrfork_local( flags, XFS_DATA_FORK, xfs_symlink_local_to_remote); - return xfs_bmap_local_to_extents(tp, ip, firstblock, 1, flags, - XFS_DATA_FORK, - xfs_bmap_local_to_extents_init_fn); + /* should only be called for types that support local format data */ + ASSERT(0); + return EFSCORRUPTED; } /* @@ -4907,20 +4906,19 @@ xfs_bmapi_write( orig_mval = mval; orig_nmap = *nmap; #endif + whichfork = (flags & XFS_BMAPI_ATTRFORK) ? + XFS_ATTR_FORK : XFS_DATA_FORK; ASSERT(*nmap >= 1); ASSERT(*nmap <= XFS_BMAP_MAX_NMAP); ASSERT(!(flags & XFS_BMAPI_IGSTATE)); ASSERT(tp != NULL); ASSERT(len > 0); - - whichfork = (flags & XFS_BMAPI_ATTRFORK) ? - XFS_ATTR_FORK : XFS_DATA_FORK; + ASSERT(XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_LOCAL); if (unlikely(XFS_TEST_ERROR( (XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_EXTENTS && - XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE && - XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_LOCAL), + XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE), mp, XFS_ERRTAG_BMAPIFORMAT, XFS_RANDOM_BMAPIFORMAT))) { XFS_ERROR_REPORT("xfs_bmapi_write", XFS_ERRLEVEL_LOW, mp); return XFS_ERROR(EFSCORRUPTED); @@ -4933,37 +4931,6 @@ xfs_bmapi_write( XFS_STATS_INC(xs_blk_mapw); - if (XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_LOCAL) { - /* - * XXX (dgc): This assumes we are only called for inodes that - * contain content neutral data in local format. Anything that - * contains caller-specific data in local format that needs - * transformation to move to a block format needs to do the - * conversion to extent format itself. - * - * Directory data forks and attribute forks handle this - * themselves, but with the addition of metadata verifiers every - * data fork in local format now contains caller specific data - * and as such conversion through this function is likely to be - * broken. - * - * The only likely user of this branch is for remote symlinks, - * but we cannot overwrite the data fork contents of the symlink - * (EEXIST occurs higher up the stack) and so it will never go - * from local format to extent format here. Hence I don't think - * this branch is ever executed intentionally and we should - * consider removing it and asserting that xfs_bmapi_write() - * cannot be called directly on local format forks. i.e. callers - * are completely responsible for local to extent format - * conversion, not xfs_bmapi_write(). - */ - error = xfs_bmap_local_to_extents(tp, ip, firstblock, total, - &bma.logflags, whichfork, - xfs_bmap_local_to_extents_init_fn); - if (error) - goto error0; - } - if (*firstblock == NULLFSBLOCK) { if (XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_BTREE) bma.minleft = be16_to_cpu(ifp->if_broot->bb_level) + 1; diff --git a/fs/xfs/xfs_bmap.h b/fs/xfs/xfs_bmap.h index 5f469c3..1cf1292 100644 --- a/fs/xfs/xfs_bmap.h +++ b/fs/xfs/xfs_bmap.h @@ -172,6 +172,7 @@ void xfs_bmap_trace_exlist(struct xfs_inode *ip, xfs_extnum_t cnt, #endif int xfs_bmap_add_attrfork(struct xfs_inode *ip, int size, int rsvd); +void xfs_bmap_local_to_extents_empty(struct xfs_inode *ip, int whichfork); void xfs_bmap_add_free(xfs_fsblock_t bno, xfs_filblks_t len, struct xfs_bmap_free *flist, struct xfs_mount *mp); void xfs_bmap_cancel(struct xfs_bmap_free *flist); diff --git a/fs/xfs/xfs_dinode.h b/fs/xfs/xfs_dinode.h index f7a0e95..07d735a 100644 --- a/fs/xfs/xfs_dinode.h +++ b/fs/xfs/xfs_dinode.h @@ -132,9 +132,6 @@ typedef enum xfs_dinode_fmt { #define XFS_LITINO(mp, version) \ ((int)(((mp)->m_sb.sb_inodesize) - xfs_dinode_size(version))) -#define XFS_BROOT_SIZE_ADJ(ip) \ - (XFS_BMBT_BLOCK_LEN((ip)->i_mount) - sizeof(xfs_bmdr_block_t)) - /* * Inode data & attribute fork sizes, per inode. */ diff --git a/fs/xfs/xfs_dir2_block.c b/fs/xfs/xfs_dir2_block.c index 09aea02..5e7fbd7 100644 --- a/fs/xfs/xfs_dir2_block.c +++ b/fs/xfs/xfs_dir2_block.c @@ -29,6 +29,7 @@ #include "xfs_dinode.h" #include "xfs_inode.h" #include "xfs_inode_item.h" +#include "xfs_bmap.h" #include "xfs_buf_item.h" #include "xfs_dir2.h" #include "xfs_dir2_format.h" @@ -1164,13 +1165,15 @@ xfs_dir2_sf_to_block( __be16 *tagp; /* end of data entry */ xfs_trans_t *tp; /* transaction pointer */ struct xfs_name name; + struct xfs_ifork *ifp; trace_xfs_dir2_sf_to_block(args); dp = args->dp; tp = args->trans; mp = dp->i_mount; - ASSERT(dp->i_df.if_flags & XFS_IFINLINE); + ifp = XFS_IFORK_PTR(dp, XFS_DATA_FORK); + ASSERT(ifp->if_flags & XFS_IFINLINE); /* * Bomb out if the shortform directory is way too short. */ @@ -1179,22 +1182,23 @@ xfs_dir2_sf_to_block( return XFS_ERROR(EIO); } - oldsfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data; + oldsfp = (xfs_dir2_sf_hdr_t *)ifp->if_u1.if_data; - ASSERT(dp->i_df.if_bytes == dp->i_d.di_size); - ASSERT(dp->i_df.if_u1.if_data != NULL); + ASSERT(ifp->if_bytes == dp->i_d.di_size); + ASSERT(ifp->if_u1.if_data != NULL); ASSERT(dp->i_d.di_size >= xfs_dir2_sf_hdr_size(oldsfp->i8count)); + ASSERT(dp->i_d.di_nextents == 0); /* * Copy the directory into a temporary buffer. * Then pitch the incore inode data so we can make extents. */ - sfp = kmem_alloc(dp->i_df.if_bytes, KM_SLEEP); - memcpy(sfp, oldsfp, dp->i_df.if_bytes); + sfp = kmem_alloc(ifp->if_bytes, KM_SLEEP); + memcpy(sfp, oldsfp, ifp->if_bytes); - xfs_idata_realloc(dp, -dp->i_df.if_bytes, XFS_DATA_FORK); + xfs_idata_realloc(dp, -ifp->if_bytes, XFS_DATA_FORK); + xfs_bmap_local_to_extents_empty(dp, XFS_DATA_FORK); dp->i_d.di_size = 0; - xfs_trans_log_inode(tp, dp, XFS_ILOG_CORE); /* * Add block 0 to the inode. diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c index f01012d..0adf27e 100644 --- a/fs/xfs/xfs_dquot.c +++ b/fs/xfs/xfs_dquot.c @@ -936,6 +936,7 @@ xfs_qm_dqput_final( { struct xfs_quotainfo *qi = dqp->q_mount->m_quotainfo; struct xfs_dquot *gdqp; + struct xfs_dquot *pdqp; trace_xfs_dqput_free(dqp); @@ -949,21 +950,29 @@ xfs_qm_dqput_final( /* * If we just added a udquot to the freelist, then we want to release - * the gdquot reference that it (probably) has. Otherwise it'll keep - * the gdquot from getting reclaimed. + * the gdquot/pdquot reference that it (probably) has. Otherwise it'll + * keep the gdquot/pdquot from getting reclaimed. */ gdqp = dqp->q_gdquot; if (gdqp) { xfs_dqlock(gdqp); dqp->q_gdquot = NULL; } + + pdqp = dqp->q_pdquot; + if (pdqp) { + xfs_dqlock(pdqp); + dqp->q_pdquot = NULL; + } xfs_dqunlock(dqp); /* - * If we had a group quota hint, release it now. + * If we had a group/project quota hint, release it now. */ if (gdqp) xfs_qm_dqput(gdqp); + if (pdqp) + xfs_qm_dqput(pdqp); } /* diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h index b596626..55abbca 100644 --- a/fs/xfs/xfs_dquot.h +++ b/fs/xfs/xfs_dquot.h @@ -53,6 +53,7 @@ typedef struct xfs_dquot { xfs_fileoff_t q_fileoffset; /* offset in quotas file */ struct xfs_dquot*q_gdquot; /* group dquot, hint only */ + struct xfs_dquot*q_pdquot; /* project dquot, hint only */ xfs_disk_dquot_t q_core; /* actual usage & quotas */ xfs_dq_logitem_t q_logitem; /* dquot log item */ xfs_qcnt_t q_res_bcount; /* total regular nblks used+reserved */ @@ -118,8 +119,9 @@ static inline int xfs_this_quota_on(struct xfs_mount *mp, int type) case XFS_DQ_USER: return XFS_IS_UQUOTA_ON(mp); case XFS_DQ_GROUP: + return XFS_IS_GQUOTA_ON(mp); case XFS_DQ_PROJ: - return XFS_IS_OQUOTA_ON(mp); + return XFS_IS_PQUOTA_ON(mp); default: return 0; } @@ -131,8 +133,9 @@ static inline xfs_dquot_t *xfs_inode_dquot(struct xfs_inode *ip, int type) case XFS_DQ_USER: return ip->i_udquot; case XFS_DQ_GROUP: - case XFS_DQ_PROJ: return ip->i_gdquot; + case XFS_DQ_PROJ: + return ip->i_pdquot; default: return NULL; } diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c index 9560dc1..3f90e1c 100644 --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -337,6 +337,7 @@ xfs_iget_cache_miss( iflags |= XFS_IDONTCACHE; ip->i_udquot = NULL; ip->i_gdquot = NULL; + ip->i_pdquot = NULL; xfs_iflags_set(ip, iflags); /* insert the new inode */ diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index 9ecfe1e..b78481f 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -2156,8 +2156,8 @@ xfs_iroot_realloc( np = (char *)XFS_BMAP_BROOT_PTR_ADDR(mp, ifp->if_broot, 1, (int)new_size); ifp->if_broot_bytes = (int)new_size; - ASSERT(ifp->if_broot_bytes <= - XFS_IFORK_SIZE(ip, whichfork) + XFS_BROOT_SIZE_ADJ(ip)); + ASSERT(XFS_BMAP_BMDR_SPACE(ifp->if_broot) <= + XFS_IFORK_SIZE(ip, whichfork)); memmove(np, op, cur_max * (uint)sizeof(xfs_dfsbno_t)); return; } @@ -2210,8 +2210,9 @@ xfs_iroot_realloc( kmem_free(ifp->if_broot); ifp->if_broot = new_broot; ifp->if_broot_bytes = (int)new_size; - ASSERT(ifp->if_broot_bytes <= - XFS_IFORK_SIZE(ip, whichfork) + XFS_BROOT_SIZE_ADJ(ip)); + if (ifp->if_broot) + ASSERT(XFS_BMAP_BMDR_SPACE(ifp->if_broot) <= + XFS_IFORK_SIZE(ip, whichfork)); return; } @@ -2522,9 +2523,8 @@ xfs_iflush_fork( if ((iip->ili_fields & brootflag[whichfork]) && (ifp->if_broot_bytes > 0)) { ASSERT(ifp->if_broot != NULL); - ASSERT(ifp->if_broot_bytes <= - (XFS_IFORK_SIZE(ip, whichfork) + - XFS_BROOT_SIZE_ADJ(ip))); + ASSERT(XFS_BMAP_BMDR_SPACE(ifp->if_broot) <= + XFS_IFORK_SIZE(ip, whichfork)); xfs_bmbt_to_bmdr(mp, ifp->if_broot, ifp->if_broot_bytes, (xfs_bmdr_block_t *)cp, XFS_DFORK_SIZE(dip, mp, whichfork)); diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h index 9112979..b55fd34 100644 --- a/fs/xfs/xfs_inode.h +++ b/fs/xfs/xfs_inode.h @@ -250,6 +250,7 @@ typedef struct xfs_inode { struct xfs_mount *i_mount; /* fs mount struct ptr */ struct xfs_dquot *i_udquot; /* user dquot */ struct xfs_dquot *i_gdquot; /* group dquot */ + struct xfs_dquot *i_pdquot; /* project dquot */ /* Inode location stuff */ xfs_ino_t i_ino; /* inode number (agno/agino)*/ diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index 5e99968..6e2bca5 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -248,7 +248,7 @@ xfs_open_by_handle( goto out_dput; } - fd = get_unused_fd(); + fd = get_unused_fd_flags(0); if (fd < 0) { error = fd; goto out_dput; @@ -928,7 +928,7 @@ xfs_ioctl_setattr( struct xfs_trans *tp; unsigned int lock_flags = 0; struct xfs_dquot *udqp = NULL; - struct xfs_dquot *gdqp = NULL; + struct xfs_dquot *pdqp = NULL; struct xfs_dquot *olddquot = NULL; int code; @@ -957,7 +957,7 @@ xfs_ioctl_setattr( if (XFS_IS_QUOTA_ON(mp) && (mask & FSX_PROJID)) { code = xfs_qm_vop_dqalloc(ip, ip->i_d.di_uid, ip->i_d.di_gid, fa->fsx_projid, - XFS_QMOPT_PQUOTA, &udqp, &gdqp); + XFS_QMOPT_PQUOTA, &udqp, NULL, &pdqp); if (code) return code; } @@ -994,8 +994,8 @@ xfs_ioctl_setattr( XFS_IS_PQUOTA_ON(mp) && xfs_get_projid(ip) != fa->fsx_projid) { ASSERT(tp); - code = xfs_qm_vop_chown_reserve(tp, ip, udqp, gdqp, - capable(CAP_FOWNER) ? + code = xfs_qm_vop_chown_reserve(tp, ip, udqp, NULL, + pdqp, capable(CAP_FOWNER) ? XFS_QMOPT_FORCE_RES : 0); if (code) /* out of quota */ goto error_return; @@ -1113,7 +1113,7 @@ xfs_ioctl_setattr( if (xfs_get_projid(ip) != fa->fsx_projid) { if (XFS_IS_QUOTA_RUNNING(mp) && XFS_IS_PQUOTA_ON(mp)) { olddquot = xfs_qm_vop_chown(tp, ip, - &ip->i_gdquot, gdqp); + &ip->i_pdquot, pdqp); } xfs_set_projid(ip, fa->fsx_projid); @@ -1160,13 +1160,13 @@ xfs_ioctl_setattr( */ xfs_qm_dqrele(olddquot); xfs_qm_dqrele(udqp); - xfs_qm_dqrele(gdqp); + xfs_qm_dqrele(pdqp); return code; error_return: xfs_qm_dqrele(udqp); - xfs_qm_dqrele(gdqp); + xfs_qm_dqrele(pdqp); xfs_trans_cancel(tp, 0); if (lock_flags) xfs_iunlock(ip, lock_flags); diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c index c69bbc4..96dda62 100644 --- a/fs/xfs/xfs_iops.c +++ b/fs/xfs/xfs_iops.c @@ -467,9 +467,6 @@ xfs_setattr_mode( ASSERT(tp); ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); - if (!in_group_p(inode->i_gid) && !capable(CAP_FSETID)) - mode &= ~S_ISGID; - ip->i_d.di_mode &= S_IFMT; ip->i_d.di_mode |= mode & ~S_IFMT; @@ -495,15 +492,18 @@ xfs_setattr_nonsize( trace_xfs_setattr(ip); - if (mp->m_flags & XFS_MOUNT_RDONLY) - return XFS_ERROR(EROFS); + /* If acls are being inherited, we already have this checked */ + if (!(flags & XFS_ATTR_NOACL)) { + if (mp->m_flags & XFS_MOUNT_RDONLY) + return XFS_ERROR(EROFS); - if (XFS_FORCED_SHUTDOWN(mp)) - return XFS_ERROR(EIO); + if (XFS_FORCED_SHUTDOWN(mp)) + return XFS_ERROR(EIO); - error = -inode_change_ok(inode, iattr); - if (error) - return XFS_ERROR(error); + error = -inode_change_ok(inode, iattr); + if (error) + return XFS_ERROR(error); + } ASSERT((mask & ATTR_SIZE) == 0); @@ -539,7 +539,7 @@ xfs_setattr_nonsize( ASSERT(udqp == NULL); ASSERT(gdqp == NULL); error = xfs_qm_vop_dqalloc(ip, uid, gid, xfs_get_projid(ip), - qflags, &udqp, &gdqp); + qflags, &udqp, &gdqp, NULL); if (error) return error; } @@ -575,7 +575,7 @@ xfs_setattr_nonsize( (XFS_IS_GQUOTA_ON(mp) && igid != gid))) { ASSERT(tp); error = xfs_qm_vop_chown_reserve(tp, ip, udqp, gdqp, - capable(CAP_FOWNER) ? + NULL, capable(CAP_FOWNER) ? XFS_QMOPT_FORCE_RES : 0); if (error) /* out of quota */ goto out_trans_cancel; diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c index bc92c53..b93e14b 100644 --- a/fs/xfs/xfs_itable.c +++ b/fs/xfs/xfs_itable.c @@ -221,7 +221,6 @@ xfs_bulkstat( char __user *ubufp; /* pointer into user's buffer */ int ubelem; /* spaces used in user's buffer */ int ubused; /* bytes used by formatter */ - xfs_buf_t *bp; /* ptr to on-disk inode cluster buf */ /* * Get the last inode value, see if there's nothing to do. @@ -263,7 +262,6 @@ xfs_bulkstat( rval = 0; while (XFS_BULKSTAT_UBLEFT(ubleft) && agno < mp->m_sb.sb_agcount) { cond_resched(); - bp = NULL; error = xfs_ialloc_read_agi(mp, NULL, agno, &agbp); if (error) { /* @@ -436,27 +434,7 @@ xfs_bulkstat( irbp->ir_freecount < XFS_INODES_PER_CHUNK; chunkidx++, clustidx++, agino++) { ASSERT(chunkidx < XFS_INODES_PER_CHUNK); - /* - * Recompute agbno if this is the - * first inode of the cluster. - * - * Careful with clustidx. There can be - * multiple clusters per chunk, a single - * cluster per chunk or a cluster that has - * inodes represented from several different - * chunks (if blocksize is large). - * - * Because of this, the starting clustidx is - * initialized to zero in this loop but must - * later be reset after reading in the cluster - * buffer. - */ - if ((chunkidx & (nicluster - 1)) == 0) { - agbno = XFS_AGINO_TO_AGBNO(mp, - irbp->ir_startino) + - ((chunkidx & nimask) >> - mp->m_sb.sb_inopblog); - } + ino = XFS_AGINO_TO_INO(mp, agno, agino); /* * Skip if this inode is free. @@ -502,10 +480,6 @@ xfs_bulkstat( cond_resched(); } - - if (bp) - xfs_buf_relse(bp); - /* * Set up for the next loop iteration. */ diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c index 7a3e007..d320794 100644 --- a/fs/xfs/xfs_qm.c +++ b/fs/xfs/xfs_qm.c @@ -137,6 +137,7 @@ xfs_qm_dqpurge( struct xfs_mount *mp = dqp->q_mount; struct xfs_quotainfo *qi = mp->m_quotainfo; struct xfs_dquot *gdqp = NULL; + struct xfs_dquot *pdqp = NULL; xfs_dqlock(dqp); if ((dqp->dq_flags & XFS_DQ_FREEING) || dqp->q_nrefs != 0) { @@ -145,8 +146,7 @@ xfs_qm_dqpurge( } /* - * If this quota has a group hint attached, prepare for releasing it - * now. + * If this quota has a hint attached, prepare for releasing it now. */ gdqp = dqp->q_gdquot; if (gdqp) { @@ -154,6 +154,12 @@ xfs_qm_dqpurge( dqp->q_gdquot = NULL; } + pdqp = dqp->q_pdquot; + if (pdqp) { + xfs_dqlock(pdqp); + dqp->q_pdquot = NULL; + } + dqp->dq_flags |= XFS_DQ_FREEING; xfs_dqflock(dqp); @@ -208,6 +214,8 @@ xfs_qm_dqpurge( if (gdqp) xfs_qm_dqput(gdqp); + if (pdqp) + xfs_qm_dqput(pdqp); return 0; } @@ -364,6 +372,10 @@ xfs_qm_unmount_quotas( IRELE(mp->m_quotainfo->qi_gquotaip); mp->m_quotainfo->qi_gquotaip = NULL; } + if (mp->m_quotainfo->qi_pquotaip) { + IRELE(mp->m_quotainfo->qi_pquotaip); + mp->m_quotainfo->qi_pquotaip = NULL; + } } } @@ -410,7 +422,10 @@ xfs_qm_dqattach_one( * be reclaimed as long as we have a ref from inode and we * hold the ilock. */ - dqp = udqhint->q_gdquot; + if (type == XFS_DQ_GROUP) + dqp = udqhint->q_gdquot; + else + dqp = udqhint->q_pdquot; if (dqp && be32_to_cpu(dqp->q_core.d_id) == id) { ASSERT(*IO_idqpp == NULL); @@ -453,28 +468,42 @@ xfs_qm_dqattach_one( /* - * Given a udquot and gdquot, attach a ptr to the group dquot in the - * udquot as a hint for future lookups. + * Given a udquot and group/project type, attach the group/project + * dquot pointer to the udquot as a hint for future lookups. */ STATIC void -xfs_qm_dqattach_grouphint( - xfs_dquot_t *udq, - xfs_dquot_t *gdq) +xfs_qm_dqattach_hint( + struct xfs_inode *ip, + int type) { - xfs_dquot_t *tmp; + struct xfs_dquot **dqhintp; + struct xfs_dquot *dqp; + struct xfs_dquot *udq = ip->i_udquot; + + ASSERT(type == XFS_DQ_GROUP || type == XFS_DQ_PROJ); xfs_dqlock(udq); - tmp = udq->q_gdquot; - if (tmp) { - if (tmp == gdq) + if (type == XFS_DQ_GROUP) { + dqp = ip->i_gdquot; + dqhintp = &udq->q_gdquot; + } else { + dqp = ip->i_pdquot; + dqhintp = &udq->q_pdquot; + } + + if (*dqhintp) { + struct xfs_dquot *tmp; + + if (*dqhintp == dqp) goto done; - udq->q_gdquot = NULL; + tmp = *dqhintp; + *dqhintp = NULL; xfs_qm_dqrele(tmp); } - udq->q_gdquot = xfs_qm_dqhold(gdq); + *dqhintp = xfs_qm_dqhold(dqp); done: xfs_dqunlock(udq); } @@ -527,12 +556,8 @@ xfs_qm_dqattach_locked( } ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); - if (XFS_IS_OQUOTA_ON(mp)) { - error = XFS_IS_GQUOTA_ON(mp) ? - xfs_qm_dqattach_one(ip, ip->i_d.di_gid, XFS_DQ_GROUP, - flags & XFS_QMOPT_DQALLOC, - ip->i_udquot, &ip->i_gdquot) : - xfs_qm_dqattach_one(ip, xfs_get_projid(ip), XFS_DQ_PROJ, + if (XFS_IS_GQUOTA_ON(mp)) { + error = xfs_qm_dqattach_one(ip, ip->i_d.di_gid, XFS_DQ_GROUP, flags & XFS_QMOPT_DQALLOC, ip->i_udquot, &ip->i_gdquot); /* @@ -544,14 +569,28 @@ xfs_qm_dqattach_locked( nquotas++; } + ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); + if (XFS_IS_PQUOTA_ON(mp)) { + error = xfs_qm_dqattach_one(ip, xfs_get_projid(ip), XFS_DQ_PROJ, + flags & XFS_QMOPT_DQALLOC, + ip->i_udquot, &ip->i_pdquot); + /* + * Don't worry about the udquot that we may have + * attached above. It'll get detached, if not already. + */ + if (error) + goto done; + nquotas++; + } + /* - * Attach this group quota to the user quota as a hint. + * Attach this group/project quota to the user quota as a hint. * This WON'T, in general, result in a thrash. */ - if (nquotas == 2) { + if (nquotas > 1 && ip->i_udquot) { ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); - ASSERT(ip->i_udquot); - ASSERT(ip->i_gdquot); + ASSERT(ip->i_gdquot || !XFS_IS_GQUOTA_ON(mp)); + ASSERT(ip->i_pdquot || !XFS_IS_PQUOTA_ON(mp)); /* * We do not have i_udquot locked at this point, but this check @@ -560,7 +599,10 @@ xfs_qm_dqattach_locked( * succeed in general. */ if (ip->i_udquot->q_gdquot != ip->i_gdquot) - xfs_qm_dqattach_grouphint(ip->i_udquot, ip->i_gdquot); + xfs_qm_dqattach_hint(ip, XFS_DQ_GROUP); + + if (ip->i_udquot->q_pdquot != ip->i_pdquot) + xfs_qm_dqattach_hint(ip, XFS_DQ_PROJ); } done: @@ -568,8 +610,10 @@ xfs_qm_dqattach_locked( if (!error) { if (XFS_IS_UQUOTA_ON(mp)) ASSERT(ip->i_udquot); - if (XFS_IS_OQUOTA_ON(mp)) + if (XFS_IS_GQUOTA_ON(mp)) ASSERT(ip->i_gdquot); + if (XFS_IS_PQUOTA_ON(mp)) + ASSERT(ip->i_pdquot); } ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); #endif @@ -602,7 +646,7 @@ void xfs_qm_dqdetach( xfs_inode_t *ip) { - if (!(ip->i_udquot || ip->i_gdquot)) + if (!(ip->i_udquot || ip->i_gdquot || ip->i_pdquot)) return; trace_xfs_dquot_dqdetach(ip); @@ -616,6 +660,10 @@ xfs_qm_dqdetach( xfs_qm_dqrele(ip->i_gdquot); ip->i_gdquot = NULL; } + if (ip->i_pdquot) { + xfs_qm_dqrele(ip->i_pdquot); + ip->i_pdquot = NULL; + } } int @@ -660,6 +708,7 @@ xfs_qm_init_quotainfo( INIT_RADIX_TREE(&qinf->qi_uquota_tree, GFP_NOFS); INIT_RADIX_TREE(&qinf->qi_gquota_tree, GFP_NOFS); + INIT_RADIX_TREE(&qinf->qi_pquota_tree, GFP_NOFS); mutex_init(&qinf->qi_tree_lock); INIT_LIST_HEAD(&qinf->qi_lru_list); @@ -761,6 +810,10 @@ xfs_qm_destroy_quotainfo( IRELE(qi->qi_gquotaip); qi->qi_gquotaip = NULL; } + if (qi->qi_pquotaip) { + IRELE(qi->qi_pquotaip); + qi->qi_pquotaip = NULL; + } mutex_destroy(&qi->qi_quotaofflock); kmem_free(qi); mp->m_quotainfo = NULL; @@ -1269,13 +1322,14 @@ xfs_qm_quotacheck( LIST_HEAD (buffer_list); struct xfs_inode *uip = mp->m_quotainfo->qi_uquotaip; struct xfs_inode *gip = mp->m_quotainfo->qi_gquotaip; + struct xfs_inode *pip = mp->m_quotainfo->qi_pquotaip; count = INT_MAX; structsz = 1; lastino = 0; flags = 0; - ASSERT(uip || gip); + ASSERT(uip || gip || pip); ASSERT(XFS_IS_QUOTA_RUNNING(mp)); xfs_notice(mp, "Quotacheck needed: Please wait."); @@ -1294,13 +1348,19 @@ xfs_qm_quotacheck( } if (gip) { - error = xfs_qm_dqiterate(mp, gip, XFS_IS_GQUOTA_ON(mp) ? - XFS_QMOPT_GQUOTA : XFS_QMOPT_PQUOTA, + error = xfs_qm_dqiterate(mp, gip, XFS_QMOPT_GQUOTA, &buffer_list); if (error) goto error_return; - flags |= XFS_IS_GQUOTA_ON(mp) ? - XFS_GQUOTA_CHKD : XFS_PQUOTA_CHKD; + flags |= XFS_GQUOTA_CHKD; + } + + if (pip) { + error = xfs_qm_dqiterate(mp, pip, XFS_QMOPT_PQUOTA, + &buffer_list); + if (error) + goto error_return; + flags |= XFS_PQUOTA_CHKD; } do { @@ -1397,6 +1457,7 @@ xfs_qm_init_quotainos( { struct xfs_inode *uip = NULL; struct xfs_inode *gip = NULL; + struct xfs_inode *pip = NULL; int error; __int64_t sbflags = 0; uint flags = 0; @@ -1415,7 +1476,7 @@ xfs_qm_init_quotainos( if (error) return XFS_ERROR(error); } - if (XFS_IS_OQUOTA_ON(mp) && + if (XFS_IS_GQUOTA_ON(mp) && mp->m_sb.sb_gquotino != NULLFSINO) { ASSERT(mp->m_sb.sb_gquotino > 0); error = xfs_iget(mp, NULL, mp->m_sb.sb_gquotino, @@ -1423,6 +1484,15 @@ xfs_qm_init_quotainos( if (error) goto error_rele; } + /* XXX: Use gquotino for now */ + if (XFS_IS_PQUOTA_ON(mp) && + mp->m_sb.sb_gquotino != NULLFSINO) { + ASSERT(mp->m_sb.sb_gquotino > 0); + error = xfs_iget(mp, NULL, mp->m_sb.sb_gquotino, + 0, 0, &pip); + if (error) + goto error_rele; + } } else { flags |= XFS_QMOPT_SBVERSION; sbflags |= (XFS_SB_VERSIONNUM | XFS_SB_UQUOTINO | @@ -1430,7 +1500,7 @@ xfs_qm_init_quotainos( } /* - * Create the two inodes, if they don't exist already. The changes + * Create the three inodes, if they don't exist already. The changes * made above will get added to a transaction and logged in one of * the qino_alloc calls below. If the device is readonly, * temporarily switch to read-write to do this. @@ -1444,17 +1514,27 @@ xfs_qm_init_quotainos( flags &= ~XFS_QMOPT_SBVERSION; } - if (XFS_IS_OQUOTA_ON(mp) && gip == NULL) { - flags |= (XFS_IS_GQUOTA_ON(mp) ? - XFS_QMOPT_GQUOTA : XFS_QMOPT_PQUOTA); + if (XFS_IS_GQUOTA_ON(mp) && gip == NULL) { error = xfs_qm_qino_alloc(mp, &gip, - sbflags | XFS_SB_GQUOTINO, flags); + sbflags | XFS_SB_GQUOTINO, + flags | XFS_QMOPT_GQUOTA); + if (error) + goto error_rele; + + flags &= ~XFS_QMOPT_SBVERSION; + } + if (XFS_IS_PQUOTA_ON(mp) && pip == NULL) { + /* XXX: Use XFS_SB_GQUOTINO for now */ + error = xfs_qm_qino_alloc(mp, &pip, + sbflags | XFS_SB_GQUOTINO, + flags | XFS_QMOPT_PQUOTA); if (error) goto error_rele; } mp->m_quotainfo->qi_uquotaip = uip; mp->m_quotainfo->qi_gquotaip = gip; + mp->m_quotainfo->qi_pquotaip = pip; return 0; @@ -1463,6 +1543,8 @@ error_rele: IRELE(uip); if (gip) IRELE(gip); + if (pip) + IRELE(pip); return XFS_ERROR(error); } @@ -1657,11 +1739,13 @@ xfs_qm_vop_dqalloc( prid_t prid, uint flags, struct xfs_dquot **O_udqpp, - struct xfs_dquot **O_gdqpp) + struct xfs_dquot **O_gdqpp, + struct xfs_dquot **O_pdqpp) { struct xfs_mount *mp = ip->i_mount; struct xfs_dquot *uq = NULL; struct xfs_dquot *gq = NULL; + struct xfs_dquot *pq = NULL; int error; uint lockflags; @@ -1741,24 +1825,25 @@ xfs_qm_vop_dqalloc( ASSERT(ip->i_gdquot); gq = xfs_qm_dqhold(ip->i_gdquot); } - } else if ((flags & XFS_QMOPT_PQUOTA) && XFS_IS_PQUOTA_ON(mp)) { + } + if ((flags & XFS_QMOPT_PQUOTA) && XFS_IS_PQUOTA_ON(mp)) { if (xfs_get_projid(ip) != prid) { xfs_iunlock(ip, lockflags); error = xfs_qm_dqget(mp, NULL, (xfs_dqid_t)prid, XFS_DQ_PROJ, XFS_QMOPT_DQALLOC | XFS_QMOPT_DOWARN, - &gq); + &pq); if (error) { ASSERT(error != ENOENT); goto error_rele; } - xfs_dqunlock(gq); + xfs_dqunlock(pq); lockflags = XFS_ILOCK_SHARED; xfs_ilock(ip, lockflags); } else { - ASSERT(ip->i_gdquot); - gq = xfs_qm_dqhold(ip->i_gdquot); + ASSERT(ip->i_pdquot); + pq = xfs_qm_dqhold(ip->i_pdquot); } } if (uq) @@ -1773,9 +1858,15 @@ xfs_qm_vop_dqalloc( *O_gdqpp = gq; else if (gq) xfs_qm_dqrele(gq); + if (O_pdqpp) + *O_pdqpp = pq; + else if (pq) + xfs_qm_dqrele(pq); return 0; error_rele: + if (gq) + xfs_qm_dqrele(gq); if (uq) xfs_qm_dqrele(uq); return error; @@ -1830,14 +1921,17 @@ xfs_qm_vop_chown_reserve( struct xfs_inode *ip, struct xfs_dquot *udqp, struct xfs_dquot *gdqp, + struct xfs_dquot *pdqp, uint flags) { struct xfs_mount *mp = ip->i_mount; uint delblks, blkflags, prjflags = 0; struct xfs_dquot *udq_unres = NULL; struct xfs_dquot *gdq_unres = NULL; + struct xfs_dquot *pdq_unres = NULL; struct xfs_dquot *udq_delblks = NULL; struct xfs_dquot *gdq_delblks = NULL; + struct xfs_dquot *pdq_delblks = NULL; int error; @@ -1861,24 +1955,28 @@ xfs_qm_vop_chown_reserve( udq_unres = ip->i_udquot; } } - if (XFS_IS_OQUOTA_ON(ip->i_mount) && gdqp) { - if (XFS_IS_PQUOTA_ON(ip->i_mount) && - xfs_get_projid(ip) != be32_to_cpu(gdqp->q_core.d_id)) - prjflags = XFS_QMOPT_ENOSPC; - - if (prjflags || - (XFS_IS_GQUOTA_ON(ip->i_mount) && - ip->i_d.di_gid != be32_to_cpu(gdqp->q_core.d_id))) { - gdq_delblks = gdqp; - if (delblks) { - ASSERT(ip->i_gdquot); - gdq_unres = ip->i_gdquot; - } + if (XFS_IS_GQUOTA_ON(ip->i_mount) && gdqp && + ip->i_d.di_gid != be32_to_cpu(gdqp->q_core.d_id)) { + gdq_delblks = gdqp; + if (delblks) { + ASSERT(ip->i_gdquot); + gdq_unres = ip->i_gdquot; + } + } + + if (XFS_IS_PQUOTA_ON(ip->i_mount) && pdqp && + xfs_get_projid(ip) != be32_to_cpu(pdqp->q_core.d_id)) { + prjflags = XFS_QMOPT_ENOSPC; + pdq_delblks = pdqp; + if (delblks) { + ASSERT(ip->i_pdquot); + pdq_unres = ip->i_pdquot; } } error = xfs_trans_reserve_quota_bydquots(tp, ip->i_mount, - udq_delblks, gdq_delblks, ip->i_d.di_nblocks, 1, + udq_delblks, gdq_delblks, pdq_delblks, + ip->i_d.di_nblocks, 1, flags | blkflags | prjflags); if (error) return error; @@ -1893,16 +1991,17 @@ xfs_qm_vop_chown_reserve( /* * Do the reservations first. Unreservation can't fail. */ - ASSERT(udq_delblks || gdq_delblks); - ASSERT(udq_unres || gdq_unres); + ASSERT(udq_delblks || gdq_delblks || pdq_delblks); + ASSERT(udq_unres || gdq_unres || pdq_unres); error = xfs_trans_reserve_quota_bydquots(NULL, ip->i_mount, - udq_delblks, gdq_delblks, (xfs_qcnt_t)delblks, 0, + udq_delblks, gdq_delblks, pdq_delblks, + (xfs_qcnt_t)delblks, 0, flags | blkflags | prjflags); if (error) return error; xfs_trans_reserve_quota_bydquots(NULL, ip->i_mount, - udq_unres, gdq_unres, -((xfs_qcnt_t)delblks), 0, - blkflags); + udq_unres, gdq_unres, pdq_unres, + -((xfs_qcnt_t)delblks), 0, blkflags); } return (0); @@ -1941,7 +2040,8 @@ xfs_qm_vop_create_dqattach( struct xfs_trans *tp, struct xfs_inode *ip, struct xfs_dquot *udqp, - struct xfs_dquot *gdqp) + struct xfs_dquot *gdqp, + struct xfs_dquot *pdqp) { struct xfs_mount *mp = tp->t_mountp; @@ -1961,13 +2061,18 @@ xfs_qm_vop_create_dqattach( } if (gdqp) { ASSERT(ip->i_gdquot == NULL); - ASSERT(XFS_IS_OQUOTA_ON(mp)); - ASSERT((XFS_IS_GQUOTA_ON(mp) ? - ip->i_d.di_gid : xfs_get_projid(ip)) == - be32_to_cpu(gdqp->q_core.d_id)); - + ASSERT(XFS_IS_GQUOTA_ON(mp)); + ASSERT(ip->i_d.di_gid == be32_to_cpu(gdqp->q_core.d_id)); ip->i_gdquot = xfs_qm_dqhold(gdqp); xfs_trans_mod_dquot(tp, gdqp, XFS_TRANS_DQ_ICOUNT, 1); } + if (pdqp) { + ASSERT(ip->i_pdquot == NULL); + ASSERT(XFS_IS_PQUOTA_ON(mp)); + ASSERT(xfs_get_projid(ip) == be32_to_cpu(pdqp->q_core.d_id)); + + ip->i_pdquot = xfs_qm_dqhold(pdqp); + xfs_trans_mod_dquot(tp, pdqp, XFS_TRANS_DQ_ICOUNT, 1); + } } diff --git a/fs/xfs/xfs_qm.h b/fs/xfs/xfs_qm.h index bdb4f8b..579d6a0 100644 --- a/fs/xfs/xfs_qm.h +++ b/fs/xfs/xfs_qm.h @@ -44,9 +44,11 @@ extern struct kmem_zone *xfs_qm_dqtrxzone; typedef struct xfs_quotainfo { struct radix_tree_root qi_uquota_tree; struct radix_tree_root qi_gquota_tree; + struct radix_tree_root qi_pquota_tree; struct mutex qi_tree_lock; - xfs_inode_t *qi_uquotaip; /* user quota inode */ - xfs_inode_t *qi_gquotaip; /* group quota inode */ + struct xfs_inode *qi_uquotaip; /* user quota inode */ + struct xfs_inode *qi_gquotaip; /* group quota inode */ + struct xfs_inode *qi_pquotaip; /* project quota inode */ struct list_head qi_lru_list; struct mutex qi_lru_lock; int qi_lru_count; @@ -78,8 +80,9 @@ xfs_dquot_tree( case XFS_DQ_USER: return &qi->qi_uquota_tree; case XFS_DQ_GROUP: - case XFS_DQ_PROJ: return &qi->qi_gquota_tree; + case XFS_DQ_PROJ: + return &qi->qi_pquota_tree; default: ASSERT(0); } @@ -93,8 +96,9 @@ xfs_dq_to_quota_inode(struct xfs_dquot *dqp) case XFS_DQ_USER: return dqp->q_mount->m_quotainfo->qi_uquotaip; case XFS_DQ_GROUP: - case XFS_DQ_PROJ: return dqp->q_mount->m_quotainfo->qi_gquotaip; + case XFS_DQ_PROJ: + return dqp->q_mount->m_quotainfo->qi_pquotaip; default: ASSERT(0); } @@ -107,18 +111,20 @@ extern void xfs_trans_mod_dquot(struct xfs_trans *, struct xfs_dquot *, uint, long); extern int xfs_trans_reserve_quota_bydquots(struct xfs_trans *, struct xfs_mount *, struct xfs_dquot *, - struct xfs_dquot *, long, long, uint); + struct xfs_dquot *, struct xfs_dquot *, + long, long, uint); extern void xfs_trans_dqjoin(struct xfs_trans *, struct xfs_dquot *); extern void xfs_trans_log_dquot(struct xfs_trans *, struct xfs_dquot *); /* - * We keep the usr and grp dquots separately so that locking will be easier - * to do at commit time. All transactions that we know of at this point + * We keep the usr, grp, and prj dquots separately so that locking will be + * easier to do at commit time. All transactions that we know of at this point * affect no more than two dquots of one type. Hence, the TRANS_MAXDQS value. */ enum { XFS_QM_TRANS_USR = 0, XFS_QM_TRANS_GRP, + XFS_QM_TRANS_PRJ, XFS_QM_TRANS_DQTYPES }; #define XFS_QM_TRANS_MAXDQS 2 diff --git a/fs/xfs/xfs_qm_bhv.c b/fs/xfs/xfs_qm_bhv.c index 2d02eac..437a52d 100644 --- a/fs/xfs/xfs_qm_bhv.c +++ b/fs/xfs/xfs_qm_bhv.c @@ -112,16 +112,16 @@ xfs_qm_newmount( if (((uquotaondisk && !XFS_IS_UQUOTA_ON(mp)) || (!uquotaondisk && XFS_IS_UQUOTA_ON(mp)) || - (pquotaondisk && !XFS_IS_PQUOTA_ON(mp)) || - (!pquotaondisk && XFS_IS_PQUOTA_ON(mp)) || (gquotaondisk && !XFS_IS_GQUOTA_ON(mp)) || - (!gquotaondisk && XFS_IS_OQUOTA_ON(mp))) && + (!gquotaondisk && XFS_IS_GQUOTA_ON(mp)) || + (pquotaondisk && !XFS_IS_PQUOTA_ON(mp)) || + (!pquotaondisk && XFS_IS_PQUOTA_ON(mp))) && xfs_dev_is_read_only(mp, "changing quota state")) { xfs_warn(mp, "please mount with%s%s%s%s.", (!quotaondisk ? "out quota" : ""), (uquotaondisk ? " usrquota" : ""), - (pquotaondisk ? " prjquota" : ""), - (gquotaondisk ? " grpquota" : "")); + (gquotaondisk ? " grpquota" : ""), + (pquotaondisk ? " prjquota" : "")); return XFS_ERROR(EPERM); } diff --git a/fs/xfs/xfs_qm_syscalls.c b/fs/xfs/xfs_qm_syscalls.c index a08801a..e4f8b2d 100644 --- a/fs/xfs/xfs_qm_syscalls.c +++ b/fs/xfs/xfs_qm_syscalls.c @@ -119,7 +119,8 @@ xfs_qm_scall_quotaoff( dqtype |= XFS_QMOPT_GQUOTA; flags |= (XFS_GQUOTA_CHKD | XFS_GQUOTA_ENFD); inactivate_flags |= XFS_GQUOTA_ACTIVE; - } else if (flags & XFS_PQUOTA_ACCT) { + } + if (flags & XFS_PQUOTA_ACCT) { dqtype |= XFS_QMOPT_PQUOTA; flags |= (XFS_PQUOTA_CHKD | XFS_PQUOTA_ENFD); inactivate_flags |= XFS_PQUOTA_ACTIVE; @@ -198,10 +199,9 @@ xfs_qm_scall_quotaoff( } /* - * If quotas is completely disabled, close shop. + * If all quotas are completely turned off, close shop. */ - if (((flags & XFS_MOUNT_QUOTA_ALL) == XFS_MOUNT_QUOTA_SET1) || - ((flags & XFS_MOUNT_QUOTA_ALL) == XFS_MOUNT_QUOTA_SET2)) { + if (mp->m_qflags == 0) { mutex_unlock(&q->qi_quotaofflock); xfs_qm_destroy_quotainfo(mp); return (0); @@ -214,10 +214,14 @@ xfs_qm_scall_quotaoff( IRELE(q->qi_uquotaip); q->qi_uquotaip = NULL; } - if ((dqtype & (XFS_QMOPT_GQUOTA|XFS_QMOPT_PQUOTA)) && q->qi_gquotaip) { + if ((dqtype & XFS_QMOPT_GQUOTA) && q->qi_gquotaip) { IRELE(q->qi_gquotaip); q->qi_gquotaip = NULL; } + if ((dqtype & XFS_QMOPT_PQUOTA) && q->qi_pquotaip) { + IRELE(q->qi_pquotaip); + q->qi_pquotaip = NULL; + } out_unlock: mutex_unlock(&q->qi_quotaofflock); @@ -859,9 +863,11 @@ xfs_dqrele_inode( { /* skip quota inodes */ if (ip == ip->i_mount->m_quotainfo->qi_uquotaip || - ip == ip->i_mount->m_quotainfo->qi_gquotaip) { + ip == ip->i_mount->m_quotainfo->qi_gquotaip || + ip == ip->i_mount->m_quotainfo->qi_pquotaip) { ASSERT(ip->i_udquot == NULL); ASSERT(ip->i_gdquot == NULL); + ASSERT(ip->i_pdquot == NULL); return 0; } @@ -870,10 +876,14 @@ xfs_dqrele_inode( xfs_qm_dqrele(ip->i_udquot); ip->i_udquot = NULL; } - if (flags & (XFS_PQUOTA_ACCT|XFS_GQUOTA_ACCT) && ip->i_gdquot) { + if ((flags & XFS_GQUOTA_ACCT) && ip->i_gdquot) { xfs_qm_dqrele(ip->i_gdquot); ip->i_gdquot = NULL; } + if ((flags & XFS_PQUOTA_ACCT) && ip->i_pdquot) { + xfs_qm_dqrele(ip->i_pdquot); + ip->i_pdquot = NULL; + } xfs_iunlock(ip, XFS_ILOCK_EXCL); return 0; } diff --git a/fs/xfs/xfs_quota.h b/fs/xfs/xfs_quota.h index c3483ba..b14f42c 100644 --- a/fs/xfs/xfs_quota.h +++ b/fs/xfs/xfs_quota.h @@ -108,11 +108,28 @@ typedef struct xfs_dqblk { { XFS_DQ_FREEING, "FREEING" } /* - * In the worst case, when both user and group quotas are on, - * we can have a max of three dquots changing in a single transaction. + * We have the possibility of all three quota types being active at once, and + * hence free space modification requires modification of all three current + * dquots in a single transaction. For this case we need to have a reservation + * of at least 3 dquots. + * + * However, a chmod operation can change both UID and GID in a single + * transaction, resulting in requiring {old, new} x {uid, gid} dquots to be + * modified. Hence for this case we need to reserve space for at least 4 dquots. + * + * And in the worst case, there's a rename operation that can be modifying up to + * 4 inodes with dquots attached to them. In reality, the only inodes that can + * have their dquots modified are the source and destination directory inodes + * due to directory name creation and removal. That can require space allocation + * and/or freeing on both directory inodes, and hence all three dquots on each + * inode can be modified. And if the directories are world writeable, all the + * dquots can be unique and so 6 dquots can be modified.... + * + * And, of course, we also need to take into account the dquot log format item + * used to describe each dquot. */ -#define XFS_DQUOT_LOGRES(mp) (sizeof(xfs_disk_dquot_t) * 3) - +#define XFS_DQUOT_LOGRES(mp) \ + ((sizeof(struct xfs_dq_logformat) + sizeof(struct xfs_disk_dquot)) * 6) /* * These are the structures used to lay out dquots and quotaoff @@ -271,10 +288,10 @@ typedef struct xfs_qoff_logformat { * we didn't have the inode locked, the appropriate dquot(s) will be * attached atomically. */ -#define XFS_NOT_DQATTACHED(mp, ip) ((XFS_IS_UQUOTA_ON(mp) &&\ - (ip)->i_udquot == NULL) || \ - (XFS_IS_OQUOTA_ON(mp) && \ - (ip)->i_gdquot == NULL)) +#define XFS_NOT_DQATTACHED(mp, ip) \ + ((XFS_IS_UQUOTA_ON(mp) && (ip)->i_udquot == NULL) || \ + (XFS_IS_GQUOTA_ON(mp) && (ip)->i_gdquot == NULL) || \ + (XFS_IS_PQUOTA_ON(mp) && (ip)->i_pdquot == NULL)) #define XFS_QM_NEED_QUOTACHECK(mp) \ ((XFS_IS_UQUOTA_ON(mp) && \ @@ -284,14 +301,6 @@ typedef struct xfs_qoff_logformat { (XFS_IS_PQUOTA_ON(mp) && \ (mp->m_sb.sb_qflags & XFS_PQUOTA_CHKD) == 0)) -#define XFS_MOUNT_QUOTA_SET1 (XFS_UQUOTA_ACCT|XFS_UQUOTA_ENFD|\ - XFS_UQUOTA_CHKD|XFS_GQUOTA_ACCT|\ - XFS_GQUOTA_ENFD|XFS_GQUOTA_CHKD) - -#define XFS_MOUNT_QUOTA_SET2 (XFS_UQUOTA_ACCT|XFS_UQUOTA_ENFD|\ - XFS_UQUOTA_CHKD|XFS_PQUOTA_ACCT|\ - XFS_PQUOTA_ENFD|XFS_PQUOTA_CHKD) - #define XFS_MOUNT_QUOTA_ALL (XFS_UQUOTA_ACCT|XFS_UQUOTA_ENFD|\ XFS_UQUOTA_CHKD|XFS_GQUOTA_ACCT|\ XFS_GQUOTA_ENFD|XFS_GQUOTA_CHKD|\ @@ -329,17 +338,18 @@ extern int xfs_trans_reserve_quota_nblks(struct xfs_trans *, struct xfs_inode *, long, long, uint); extern int xfs_trans_reserve_quota_bydquots(struct xfs_trans *, struct xfs_mount *, struct xfs_dquot *, - struct xfs_dquot *, long, long, uint); + struct xfs_dquot *, struct xfs_dquot *, long, long, uint); extern int xfs_qm_vop_dqalloc(struct xfs_inode *, uid_t, gid_t, prid_t, uint, - struct xfs_dquot **, struct xfs_dquot **); + struct xfs_dquot **, struct xfs_dquot **, struct xfs_dquot **); extern void xfs_qm_vop_create_dqattach(struct xfs_trans *, struct xfs_inode *, - struct xfs_dquot *, struct xfs_dquot *); + struct xfs_dquot *, struct xfs_dquot *, struct xfs_dquot *); extern int xfs_qm_vop_rename_dqattach(struct xfs_inode **); extern struct xfs_dquot *xfs_qm_vop_chown(struct xfs_trans *, struct xfs_inode *, struct xfs_dquot **, struct xfs_dquot *); extern int xfs_qm_vop_chown_reserve(struct xfs_trans *, struct xfs_inode *, - struct xfs_dquot *, struct xfs_dquot *, uint); + struct xfs_dquot *, struct xfs_dquot *, + struct xfs_dquot *, uint); extern int xfs_qm_dqattach(struct xfs_inode *, uint); extern int xfs_qm_dqattach_locked(struct xfs_inode *, uint); extern void xfs_qm_dqdetach(struct xfs_inode *); @@ -353,10 +363,12 @@ extern void xfs_qm_unmount_quotas(struct xfs_mount *); #else static inline int xfs_qm_vop_dqalloc(struct xfs_inode *ip, uid_t uid, gid_t gid, prid_t prid, - uint flags, struct xfs_dquot **udqp, struct xfs_dquot **gdqp) + uint flags, struct xfs_dquot **udqp, struct xfs_dquot **gdqp, + struct xfs_dquot **pdqp) { *udqp = NULL; *gdqp = NULL; + *pdqp = NULL; return 0; } #define xfs_trans_dup_dqinfo(tp, tp2) @@ -371,14 +383,15 @@ static inline int xfs_trans_reserve_quota_nblks(struct xfs_trans *tp, } static inline int xfs_trans_reserve_quota_bydquots(struct xfs_trans *tp, struct xfs_mount *mp, struct xfs_dquot *udqp, - struct xfs_dquot *gdqp, long nblks, long nions, uint flags) + struct xfs_dquot *gdqp, struct xfs_dquot *pdqp, + long nblks, long nions, uint flags) { return 0; } -#define xfs_qm_vop_create_dqattach(tp, ip, u, g) +#define xfs_qm_vop_create_dqattach(tp, ip, u, g, p) #define xfs_qm_vop_rename_dqattach(it) (0) #define xfs_qm_vop_chown(tp, ip, old, new) (NULL) -#define xfs_qm_vop_chown_reserve(tp, ip, u, g, fl) (0) +#define xfs_qm_vop_chown_reserve(tp, ip, u, g, p, fl) (0) #define xfs_qm_dqattach(ip, fl) (0) #define xfs_qm_dqattach_locked(ip, fl) (0) #define xfs_qm_dqdetach(ip) @@ -392,8 +405,8 @@ static inline int xfs_trans_reserve_quota_bydquots(struct xfs_trans *tp, #define xfs_trans_unreserve_quota_nblks(tp, ip, nblks, ninos, flags) \ xfs_trans_reserve_quota_nblks(tp, ip, -(nblks), -(ninos), flags) -#define xfs_trans_reserve_quota(tp, mp, ud, gd, nb, ni, f) \ - xfs_trans_reserve_quota_bydquots(tp, mp, ud, gd, nb, ni, \ +#define xfs_trans_reserve_quota(tp, mp, ud, gd, pd, nb, ni, f) \ + xfs_trans_reserve_quota_bydquots(tp, mp, ud, gd, pd, nb, ni, \ f | XFS_QMOPT_RES_REGBLKS) extern int xfs_qm_dqcheck(struct xfs_mount *, xfs_disk_dquot_t *, diff --git a/fs/xfs/xfs_symlink.c b/fs/xfs/xfs_symlink.c index e830fb5..f4895b6 100644 --- a/fs/xfs/xfs_symlink.c +++ b/fs/xfs/xfs_symlink.c @@ -360,6 +360,7 @@ xfs_symlink( prid_t prid; struct xfs_dquot *udqp = NULL; struct xfs_dquot *gdqp = NULL; + struct xfs_dquot *pdqp = NULL; uint resblks; *ipp = NULL; @@ -386,7 +387,7 @@ xfs_symlink( * Make sure that we have allocated dquot(s) on disk. */ error = xfs_qm_vop_dqalloc(dp, current_fsuid(), current_fsgid(), prid, - XFS_QMOPT_QUOTALL | XFS_QMOPT_INHERIT, &udqp, &gdqp); + XFS_QMOPT_QUOTALL | XFS_QMOPT_INHERIT, &udqp, &gdqp, &pdqp); if (error) goto std_return; @@ -427,7 +428,8 @@ xfs_symlink( /* * Reserve disk quota : blocks and inode. */ - error = xfs_trans_reserve_quota(tp, mp, udqp, gdqp, resblks, 1, 0); + error = xfs_trans_reserve_quota(tp, mp, udqp, gdqp, + pdqp, resblks, 1, 0); if (error) goto error_return; @@ -465,7 +467,7 @@ xfs_symlink( /* * Also attach the dquot(s) to it, if applicable. */ - xfs_qm_vop_create_dqattach(tp, ip, udqp, gdqp); + xfs_qm_vop_create_dqattach(tp, ip, udqp, gdqp, pdqp); if (resblks) resblks -= XFS_IALLOC_SPACE_RES(mp); @@ -563,6 +565,7 @@ xfs_symlink( error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES); xfs_qm_dqrele(udqp); xfs_qm_dqrele(gdqp); + xfs_qm_dqrele(pdqp); *ipp = ip; return 0; @@ -576,6 +579,7 @@ xfs_symlink( xfs_trans_cancel(tp, cancel_flags); xfs_qm_dqrele(udqp); xfs_qm_dqrele(gdqp); + xfs_qm_dqrele(pdqp); if (unlock_dp_on_error) xfs_iunlock(dp, XFS_ILOCK_EXCL); diff --git a/fs/xfs/xfs_trans_dquot.c b/fs/xfs/xfs_trans_dquot.c index 3ba64d5..61407a8 100644 --- a/fs/xfs/xfs_trans_dquot.c +++ b/fs/xfs/xfs_trans_dquot.c @@ -163,8 +163,10 @@ xfs_trans_mod_dquot_byino( if (XFS_IS_UQUOTA_ON(mp) && ip->i_udquot) (void) xfs_trans_mod_dquot(tp, ip->i_udquot, field, delta); - if (XFS_IS_OQUOTA_ON(mp) && ip->i_gdquot) + if (XFS_IS_GQUOTA_ON(mp) && ip->i_gdquot) (void) xfs_trans_mod_dquot(tp, ip->i_gdquot, field, delta); + if (XFS_IS_PQUOTA_ON(mp) && ip->i_pdquot) + (void) xfs_trans_mod_dquot(tp, ip->i_pdquot, field, delta); } STATIC struct xfs_dqtrx * @@ -177,8 +179,12 @@ xfs_trans_get_dqtrx( if (XFS_QM_ISUDQ(dqp)) qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_USR]; - else + else if (XFS_QM_ISGDQ(dqp)) qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_GRP]; + else if (XFS_QM_ISPDQ(dqp)) + qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_PRJ]; + else + return NULL; for (i = 0; i < XFS_QM_TRANS_MAXDQS; i++) { if (qa[i].qt_dquot == NULL || @@ -291,11 +297,10 @@ xfs_trans_mod_dquot( /* - * Given an array of dqtrx structures, lock all the dquots associated - * and join them to the transaction, provided they have been modified. - * We know that the highest number of dquots (of one type - usr OR grp), - * involved in a transaction is 2 and that both usr and grp combined - 3. - * So, we don't attempt to make this very generic. + * Given an array of dqtrx structures, lock all the dquots associated and join + * them to the transaction, provided they have been modified. We know that the + * highest number of dquots of one type - usr, grp OR prj - involved in a + * transaction is 2 so we don't need to make this very generic. */ STATIC void xfs_trans_dqlockedjoin( @@ -728,8 +733,8 @@ error_return: /* * Given dquot(s), make disk block and/or inode reservations against them. - * The fact that this does the reservation against both the usr and - * grp/prj quotas is important, because this follows a both-or-nothing + * The fact that this does the reservation against user, group and + * project quotas is important, because this follows a all-or-nothing * approach. * * flags = XFS_QMOPT_FORCE_RES evades limit enforcement. Used by chown. @@ -744,6 +749,7 @@ xfs_trans_reserve_quota_bydquots( struct xfs_mount *mp, struct xfs_dquot *udqp, struct xfs_dquot *gdqp, + struct xfs_dquot *pdqp, long nblks, long ninos, uint flags) @@ -771,11 +777,21 @@ xfs_trans_reserve_quota_bydquots( goto unwind_usr; } + if (pdqp) { + error = xfs_trans_dqresv(tp, mp, pdqp, nblks, ninos, flags); + if (error) + goto unwind_grp; + } + /* * Didn't change anything critical, so, no need to log */ return 0; +unwind_grp: + flags |= XFS_QMOPT_FORCE_RES; + if (gdqp) + xfs_trans_dqresv(tp, mp, gdqp, -nblks, -ninos, flags); unwind_usr: flags |= XFS_QMOPT_FORCE_RES; if (udqp) @@ -817,6 +833,7 @@ xfs_trans_reserve_quota_nblks( */ return xfs_trans_reserve_quota_bydquots(tp, mp, ip->i_udquot, ip->i_gdquot, + ip->i_pdquot, nblks, ninos, flags); } diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c index 42c0ef2..dc730ac 100644 --- a/fs/xfs/xfs_vnodeops.c +++ b/fs/xfs/xfs_vnodeops.c @@ -489,6 +489,7 @@ xfs_create( prid_t prid; struct xfs_dquot *udqp = NULL; struct xfs_dquot *gdqp = NULL; + struct xfs_dquot *pdqp = NULL; uint resblks; uint log_res; uint log_count; @@ -507,7 +508,8 @@ xfs_create( * Make sure that we have allocated dquot(s) on disk. */ error = xfs_qm_vop_dqalloc(dp, current_fsuid(), current_fsgid(), prid, - XFS_QMOPT_QUOTALL | XFS_QMOPT_INHERIT, &udqp, &gdqp); + XFS_QMOPT_QUOTALL | XFS_QMOPT_INHERIT, + &udqp, &gdqp, &pdqp); if (error) return error; @@ -559,7 +561,8 @@ xfs_create( /* * Reserve disk quota and the inode. */ - error = xfs_trans_reserve_quota(tp, mp, udqp, gdqp, resblks, 1, 0); + error = xfs_trans_reserve_quota(tp, mp, udqp, gdqp, + pdqp, resblks, 1, 0); if (error) goto out_trans_cancel; @@ -623,7 +626,7 @@ xfs_create( * These ids of the inode couldn't have changed since the new * inode has been locked ever since it was created. */ - xfs_qm_vop_create_dqattach(tp, ip, udqp, gdqp); + xfs_qm_vop_create_dqattach(tp, ip, udqp, gdqp, pdqp); error = xfs_bmap_finish(&tp, &free_list, &committed); if (error) @@ -635,6 +638,7 @@ xfs_create( xfs_qm_dqrele(udqp); xfs_qm_dqrele(gdqp); + xfs_qm_dqrele(pdqp); *ipp = ip; return 0; @@ -656,6 +660,7 @@ xfs_create( xfs_qm_dqrele(udqp); xfs_qm_dqrele(gdqp); + xfs_qm_dqrele(pdqp); if (unlock_dp_on_error) xfs_iunlock(dp, XFS_ILOCK_EXCL); @@ -1568,7 +1573,7 @@ xfs_free_file_space( } xfs_ilock(ip, XFS_ILOCK_EXCL); error = xfs_trans_reserve_quota(tp, mp, - ip->i_udquot, ip->i_gdquot, + ip->i_udquot, ip->i_gdquot, ip->i_pdquot, resblks, 0, XFS_QMOPT_RES_REGBLKS); if (error) goto error1; diff --git a/include/linux/fs.h b/include/linux/fs.h index a35b10e..9818747 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -10,6 +10,7 @@ #include #include #include +#include #include #include #include @@ -768,6 +769,7 @@ struct file { */ union { struct list_head fu_list; + struct llist_node fu_llist; struct rcu_head fu_rcuhead; } f_u; struct path f_path; diff --git a/include/linux/llist.h b/include/linux/llist.h index a5199f6..cdaa7f0 100644 --- a/include/linux/llist.h +++ b/include/linux/llist.h @@ -142,6 +142,9 @@ static inline struct llist_node *llist_next(struct llist_node *node) return node->next; } +extern bool llist_add_batch(struct llist_node *new_first, + struct llist_node *new_last, + struct llist_head *head); /** * llist_add - add a new entry * @new: new entry to be added @@ -151,18 +154,7 @@ static inline struct llist_node *llist_next(struct llist_node *node) */ static inline bool llist_add(struct llist_node *new, struct llist_head *head) { - struct llist_node *entry, *old_entry; - - entry = head->first; - for (;;) { - old_entry = entry; - new->next = entry; - entry = cmpxchg(&head->first, old_entry, new); - if (entry == old_entry) - break; - } - - return old_entry == NULL; + return llist_add_batch(new, new, head); } /** @@ -178,9 +170,6 @@ static inline struct llist_node *llist_del_all(struct llist_head *head) return xchg(&head->first, NULL); } -extern bool llist_add_batch(struct llist_node *new_first, - struct llist_node *new_last, - struct llist_head *head); extern struct llist_node *llist_del_first(struct llist_head *head); #endif /* LLIST_H */ diff --git a/include/linux/mlx5/cmd.h b/include/linux/mlx5/cmd.h new file mode 100644 index 0000000..2826a4b --- /dev/null +++ b/include/linux/mlx5/cmd.h @@ -0,0 +1,51 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef MLX5_CMD_H +#define MLX5_CMD_H + +#include + +struct manage_pages_layout { + u64 ptr; + u32 reserved; + u16 num_entries; + u16 func_id; +}; + + +struct mlx5_cmd_alloc_uar_imm_out { + u32 rsvd[3]; + u32 uarn; +}; + +#endif /* MLX5_CMD_H */ diff --git a/include/linux/mlx5/cq.h b/include/linux/mlx5/cq.h new file mode 100644 index 0000000..3db67f7 --- /dev/null +++ b/include/linux/mlx5/cq.h @@ -0,0 +1,165 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef MLX5_CORE_CQ_H +#define MLX5_CORE_CQ_H + +#include +#include + + +struct mlx5_core_cq { + u32 cqn; + int cqe_sz; + __be32 *set_ci_db; + __be32 *arm_db; + atomic_t refcount; + struct completion free; + unsigned vector; + int irqn; + void (*comp) (struct mlx5_core_cq *); + void (*event) (struct mlx5_core_cq *, enum mlx5_event); + struct mlx5_uar *uar; + u32 cons_index; + unsigned arm_sn; + struct mlx5_rsc_debug *dbg; + int pid; +}; + + +enum { + MLX5_CQE_SYNDROME_LOCAL_LENGTH_ERR = 0x01, + MLX5_CQE_SYNDROME_LOCAL_QP_OP_ERR = 0x02, + MLX5_CQE_SYNDROME_LOCAL_PROT_ERR = 0x04, + MLX5_CQE_SYNDROME_WR_FLUSH_ERR = 0x05, + MLX5_CQE_SYNDROME_MW_BIND_ERR = 0x06, + MLX5_CQE_SYNDROME_BAD_RESP_ERR = 0x10, + MLX5_CQE_SYNDROME_LOCAL_ACCESS_ERR = 0x11, + MLX5_CQE_SYNDROME_REMOTE_INVAL_REQ_ERR = 0x12, + MLX5_CQE_SYNDROME_REMOTE_ACCESS_ERR = 0x13, + MLX5_CQE_SYNDROME_REMOTE_OP_ERR = 0x14, + MLX5_CQE_SYNDROME_TRANSPORT_RETRY_EXC_ERR = 0x15, + MLX5_CQE_SYNDROME_RNR_RETRY_EXC_ERR = 0x16, + MLX5_CQE_SYNDROME_REMOTE_ABORTED_ERR = 0x22, +}; + +enum { + MLX5_CQE_OWNER_MASK = 1, + MLX5_CQE_REQ = 0, + MLX5_CQE_RESP_WR_IMM = 1, + MLX5_CQE_RESP_SEND = 2, + MLX5_CQE_RESP_SEND_IMM = 3, + MLX5_CQE_RESP_SEND_INV = 4, + MLX5_CQE_RESIZE_CQ = 0xff, /* TBD */ + MLX5_CQE_REQ_ERR = 13, + MLX5_CQE_RESP_ERR = 14, +}; + +enum { + MLX5_CQ_MODIFY_RESEIZE = 0, + MLX5_CQ_MODIFY_MODER = 1, + MLX5_CQ_MODIFY_MAPPING = 2, +}; + +struct mlx5_cq_modify_params { + int type; + union { + struct { + u32 page_offset; + u8 log_cq_size; + } resize; + + struct { + } moder; + + struct { + } mapping; + } params; +}; + +enum { + CQE_SIZE_64 = 0, + CQE_SIZE_128 = 1, +}; + +static inline int cqe_sz_to_mlx_sz(u8 size) +{ + return size == 64 ? CQE_SIZE_64 : CQE_SIZE_128; +} + +static inline void mlx5_cq_set_ci(struct mlx5_core_cq *cq) +{ + *cq->set_ci_db = cpu_to_be32(cq->cons_index & 0xffffff); +} + +enum { + MLX5_CQ_DB_REQ_NOT_SOL = 1 << 24, + MLX5_CQ_DB_REQ_NOT = 0 << 24 +}; + +static inline void mlx5_cq_arm(struct mlx5_core_cq *cq, u32 cmd, + void __iomem *uar_page, + spinlock_t *doorbell_lock) +{ + __be32 doorbell[2]; + u32 sn; + u32 ci; + + sn = cq->arm_sn & 3; + ci = cq->cons_index & 0xffffff; + + *cq->arm_db = cpu_to_be32(sn << 28 | cmd | ci); + + /* Make sure that the doorbell record in host memory is + * written before ringing the doorbell via PCI MMIO. + */ + wmb(); + + doorbell[0] = cpu_to_be32(sn << 28 | cmd | ci); + doorbell[1] = cpu_to_be32(cq->cqn); + + mlx5_write64(doorbell, uar_page + MLX5_CQ_DOORBELL, doorbell_lock); +} + +int mlx5_init_cq_table(struct mlx5_core_dev *dev); +void mlx5_cleanup_cq_table(struct mlx5_core_dev *dev); +int mlx5_core_create_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq, + struct mlx5_create_cq_mbox_in *in, int inlen); +int mlx5_core_destroy_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq); +int mlx5_core_query_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq, + struct mlx5_query_cq_mbox_out *out); +int mlx5_core_modify_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq, + int type, struct mlx5_cq_modify_params *params); +int mlx5_debug_cq_add(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq); +void mlx5_debug_cq_remove(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq); + +#endif /* MLX5_CORE_CQ_H */ diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h new file mode 100644 index 0000000..8de8d8f --- /dev/null +++ b/include/linux/mlx5/device.h @@ -0,0 +1,893 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef MLX5_DEVICE_H +#define MLX5_DEVICE_H + +#include +#include + +#if defined(__LITTLE_ENDIAN) +#define MLX5_SET_HOST_ENDIANNESS 0 +#elif defined(__BIG_ENDIAN) +#define MLX5_SET_HOST_ENDIANNESS 0x80 +#else +#error Host endianness not defined +#endif + +enum { + MLX5_MAX_COMMANDS = 32, + MLX5_CMD_DATA_BLOCK_SIZE = 512, + MLX5_PCI_CMD_XPORT = 7, +}; + +enum { + MLX5_EXTENDED_UD_AV = 0x80000000, +}; + +enum { + MLX5_CQ_STATE_ARMED = 9, + MLX5_CQ_STATE_ALWAYS_ARMED = 0xb, + MLX5_CQ_STATE_FIRED = 0xa, +}; + +enum { + MLX5_STAT_RATE_OFFSET = 5, +}; + +enum { + MLX5_INLINE_SEG = 0x80000000, +}; + +enum { + MLX5_PERM_LOCAL_READ = 1 << 2, + MLX5_PERM_LOCAL_WRITE = 1 << 3, + MLX5_PERM_REMOTE_READ = 1 << 4, + MLX5_PERM_REMOTE_WRITE = 1 << 5, + MLX5_PERM_ATOMIC = 1 << 6, + MLX5_PERM_UMR_EN = 1 << 7, +}; + +enum { + MLX5_PCIE_CTRL_SMALL_FENCE = 1 << 0, + MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2, + MLX5_PCIE_CTRL_NO_SNOOP = 1 << 3, + MLX5_PCIE_CTRL_TLP_PROCE_EN = 1 << 6, + MLX5_PCIE_CTRL_TPH_MASK = 3 << 4, +}; + +enum { + MLX5_ACCESS_MODE_PA = 0, + MLX5_ACCESS_MODE_MTT = 1, + MLX5_ACCESS_MODE_KLM = 2 +}; + +enum { + MLX5_MKEY_REMOTE_INVAL = 1 << 24, + MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29, + MLX5_MKEY_BSF_EN = 1 << 30, + MLX5_MKEY_LEN64 = 1 << 31, +}; + +enum { + MLX5_EN_RD = (u64)1, + MLX5_EN_WR = (u64)2 +}; + +enum { + MLX5_BF_REGS_PER_PAGE = 4, + MLX5_MAX_UAR_PAGES = 1 << 8, + MLX5_MAX_UUARS = MLX5_MAX_UAR_PAGES * MLX5_BF_REGS_PER_PAGE, +}; + +enum { + MLX5_MKEY_MASK_LEN = 1ull << 0, + MLX5_MKEY_MASK_PAGE_SIZE = 1ull << 1, + MLX5_MKEY_MASK_START_ADDR = 1ull << 6, + MLX5_MKEY_MASK_PD = 1ull << 7, + MLX5_MKEY_MASK_EN_RINVAL = 1ull << 8, + MLX5_MKEY_MASK_BSF_EN = 1ull << 12, + MLX5_MKEY_MASK_KEY = 1ull << 13, + MLX5_MKEY_MASK_QPN = 1ull << 14, + MLX5_MKEY_MASK_LR = 1ull << 17, + MLX5_MKEY_MASK_LW = 1ull << 18, + MLX5_MKEY_MASK_RR = 1ull << 19, + MLX5_MKEY_MASK_RW = 1ull << 20, + MLX5_MKEY_MASK_A = 1ull << 21, + MLX5_MKEY_MASK_SMALL_FENCE = 1ull << 23, + MLX5_MKEY_MASK_FREE = 1ull << 29, +}; + +enum mlx5_event { + MLX5_EVENT_TYPE_COMP = 0x0, + + MLX5_EVENT_TYPE_PATH_MIG = 0x01, + MLX5_EVENT_TYPE_COMM_EST = 0x02, + MLX5_EVENT_TYPE_SQ_DRAINED = 0x03, + MLX5_EVENT_TYPE_SRQ_LAST_WQE = 0x13, + MLX5_EVENT_TYPE_SRQ_RQ_LIMIT = 0x14, + + MLX5_EVENT_TYPE_CQ_ERROR = 0x04, + MLX5_EVENT_TYPE_WQ_CATAS_ERROR = 0x05, + MLX5_EVENT_TYPE_PATH_MIG_FAILED = 0x07, + MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10, + MLX5_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11, + MLX5_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12, + + MLX5_EVENT_TYPE_INTERNAL_ERROR = 0x08, + MLX5_EVENT_TYPE_PORT_CHANGE = 0x09, + MLX5_EVENT_TYPE_GPIO_EVENT = 0x15, + MLX5_EVENT_TYPE_REMOTE_CONFIG = 0x19, + + MLX5_EVENT_TYPE_DB_BF_CONGESTION = 0x1a, + MLX5_EVENT_TYPE_STALL_EVENT = 0x1b, + + MLX5_EVENT_TYPE_CMD = 0x0a, + MLX5_EVENT_TYPE_PAGE_REQUEST = 0xb, +}; + +enum { + MLX5_PORT_CHANGE_SUBTYPE_DOWN = 1, + MLX5_PORT_CHANGE_SUBTYPE_ACTIVE = 4, + MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED = 5, + MLX5_PORT_CHANGE_SUBTYPE_LID = 6, + MLX5_PORT_CHANGE_SUBTYPE_PKEY = 7, + MLX5_PORT_CHANGE_SUBTYPE_GUID = 8, + MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG = 9, +}; + +enum { + MLX5_DEV_CAP_FLAG_RC = 1LL << 0, + MLX5_DEV_CAP_FLAG_UC = 1LL << 1, + MLX5_DEV_CAP_FLAG_UD = 1LL << 2, + MLX5_DEV_CAP_FLAG_XRC = 1LL << 3, + MLX5_DEV_CAP_FLAG_SRQ = 1LL << 6, + MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8, + MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9, + MLX5_DEV_CAP_FLAG_APM = 1LL << 17, + MLX5_DEV_CAP_FLAG_ATOMIC = 1LL << 18, + MLX5_DEV_CAP_FLAG_ON_DMND_PG = 1LL << 24, + MLX5_DEV_CAP_FLAG_RESIZE_SRQ = 1LL << 32, + MLX5_DEV_CAP_FLAG_REMOTE_FENCE = 1LL << 38, + MLX5_DEV_CAP_FLAG_TLP_HINTS = 1LL << 39, + MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40, + MLX5_DEV_CAP_FLAG_DCT = 1LL << 41, + MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 1LL << 46, +}; + +enum { + MLX5_OPCODE_NOP = 0x00, + MLX5_OPCODE_SEND_INVAL = 0x01, + MLX5_OPCODE_RDMA_WRITE = 0x08, + MLX5_OPCODE_RDMA_WRITE_IMM = 0x09, + MLX5_OPCODE_SEND = 0x0a, + MLX5_OPCODE_SEND_IMM = 0x0b, + MLX5_OPCODE_RDMA_READ = 0x10, + MLX5_OPCODE_ATOMIC_CS = 0x11, + MLX5_OPCODE_ATOMIC_FA = 0x12, + MLX5_OPCODE_ATOMIC_MASKED_CS = 0x14, + MLX5_OPCODE_ATOMIC_MASKED_FA = 0x15, + MLX5_OPCODE_BIND_MW = 0x18, + MLX5_OPCODE_CONFIG_CMD = 0x1f, + + MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00, + MLX5_RECV_OPCODE_SEND = 0x01, + MLX5_RECV_OPCODE_SEND_IMM = 0x02, + MLX5_RECV_OPCODE_SEND_INVAL = 0x03, + + MLX5_CQE_OPCODE_ERROR = 0x1e, + MLX5_CQE_OPCODE_RESIZE = 0x16, + + MLX5_OPCODE_SET_PSV = 0x20, + MLX5_OPCODE_GET_PSV = 0x21, + MLX5_OPCODE_CHECK_PSV = 0x22, + MLX5_OPCODE_RGET_PSV = 0x26, + MLX5_OPCODE_RCHECK_PSV = 0x27, + + MLX5_OPCODE_UMR = 0x25, + +}; + +enum { + MLX5_SET_PORT_RESET_QKEY = 0, + MLX5_SET_PORT_GUID0 = 16, + MLX5_SET_PORT_NODE_GUID = 17, + MLX5_SET_PORT_SYS_GUID = 18, + MLX5_SET_PORT_GID_TABLE = 19, + MLX5_SET_PORT_PKEY_TABLE = 20, +}; + +enum { + MLX5_MAX_PAGE_SHIFT = 31 +}; + +struct mlx5_inbox_hdr { + __be16 opcode; + u8 rsvd[4]; + __be16 opmod; +}; + +struct mlx5_outbox_hdr { + u8 status; + u8 rsvd[3]; + __be32 syndrome; +}; + +struct mlx5_cmd_query_adapter_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_cmd_query_adapter_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd0[24]; + u8 intapin; + u8 rsvd1[13]; + __be16 vsd_vendor_id; + u8 vsd[208]; + u8 vsd_psid[16]; +}; + +struct mlx5_hca_cap { + u8 rsvd1[16]; + u8 log_max_srq_sz; + u8 log_max_qp_sz; + u8 rsvd2; + u8 log_max_qp; + u8 log_max_strq_sz; + u8 log_max_srqs; + u8 rsvd4[2]; + u8 rsvd5; + u8 log_max_cq_sz; + u8 rsvd6; + u8 log_max_cq; + u8 log_max_eq_sz; + u8 log_max_mkey; + u8 rsvd7; + u8 log_max_eq; + u8 max_indirection; + u8 log_max_mrw_sz; + u8 log_max_bsf_list_sz; + u8 log_max_klm_list_sz; + u8 rsvd_8_0; + u8 log_max_ra_req_dc; + u8 rsvd_8_1; + u8 log_max_ra_res_dc; + u8 rsvd9; + u8 log_max_ra_req_qp; + u8 rsvd10; + u8 log_max_ra_res_qp; + u8 rsvd11[4]; + __be16 max_qp_count; + __be16 rsvd12; + u8 rsvd13; + u8 local_ca_ack_delay; + u8 rsvd14; + u8 num_ports; + u8 log_max_msg; + u8 rsvd15[3]; + __be16 stat_rate_support; + u8 rsvd16[2]; + __be64 flags; + u8 rsvd17; + u8 uar_sz; + u8 rsvd18; + u8 log_pg_sz; + __be16 bf_log_bf_reg_size; + u8 rsvd19[4]; + __be16 max_desc_sz_sq; + u8 rsvd20[2]; + __be16 max_desc_sz_rq; + u8 rsvd21[2]; + __be16 max_desc_sz_sq_dc; + u8 rsvd22[4]; + __be16 max_qp_mcg; + u8 rsvd23; + u8 log_max_mcg; + u8 rsvd24; + u8 log_max_pd; + u8 rsvd25; + u8 log_max_xrcd; + u8 rsvd26[42]; + __be16 log_uar_page_sz; + u8 rsvd27[28]; + u8 log_msx_atomic_size_qp; + u8 rsvd28[2]; + u8 log_msx_atomic_size_dc; + u8 rsvd29[76]; +}; + + +struct mlx5_cmd_query_hca_cap_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd[8]; +}; + + +struct mlx5_cmd_query_hca_cap_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd0[8]; + struct mlx5_hca_cap hca_cap; +}; + + +struct mlx5_cmd_set_hca_cap_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd[8]; + struct mlx5_hca_cap hca_cap; +}; + + +struct mlx5_cmd_set_hca_cap_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd0[8]; +}; + + +struct mlx5_cmd_init_hca_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd0[2]; + __be16 profile; + u8 rsvd1[4]; +}; + +struct mlx5_cmd_init_hca_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_cmd_teardown_hca_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd0[2]; + __be16 profile; + u8 rsvd1[4]; +}; + +struct mlx5_cmd_teardown_hca_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_cmd_layout { + u8 type; + u8 rsvd0[3]; + __be32 inlen; + __be64 in_ptr; + __be32 in[4]; + __be32 out[4]; + __be64 out_ptr; + __be32 outlen; + u8 token; + u8 sig; + u8 rsvd1; + u8 status_own; +}; + + +struct health_buffer { + __be32 assert_var[5]; + __be32 rsvd0[3]; + __be32 assert_exit_ptr; + __be32 assert_callra; + __be32 rsvd1[2]; + __be32 fw_ver; + __be32 hw_id; + __be32 rsvd2; + u8 irisc_index; + u8 synd; + __be16 ext_sync; +}; + +struct mlx5_init_seg { + __be32 fw_rev; + __be32 cmdif_rev_fw_sub; + __be32 rsvd0[2]; + __be32 cmdq_addr_h; + __be32 cmdq_addr_l_sz; + __be32 cmd_dbell; + __be32 rsvd1[121]; + struct health_buffer health; + __be32 rsvd2[884]; + __be32 health_counter; + __be32 rsvd3[1023]; + __be64 ieee1588_clk; + __be32 ieee1588_clk_type; + __be32 clr_intx; +}; + +struct mlx5_eqe_comp { + __be32 reserved[6]; + __be32 cqn; +}; + +struct mlx5_eqe_qp_srq { + __be32 reserved[6]; + __be32 qp_srq_n; +}; + +struct mlx5_eqe_cq_err { + __be32 cqn; + u8 reserved1[7]; + u8 syndrome; +}; + +struct mlx5_eqe_dropped_packet { +}; + +struct mlx5_eqe_port_state { + u8 reserved0[8]; + u8 port; +}; + +struct mlx5_eqe_gpio { + __be32 reserved0[2]; + __be64 gpio_event; +}; + +struct mlx5_eqe_congestion { + u8 type; + u8 rsvd0; + u8 congestion_level; +}; + +struct mlx5_eqe_stall_vl { + u8 rsvd0[3]; + u8 port_vl; +}; + +struct mlx5_eqe_cmd { + __be32 vector; + __be32 rsvd[6]; +}; + +struct mlx5_eqe_page_req { + u8 rsvd0[2]; + __be16 func_id; + u8 rsvd1[2]; + __be16 num_pages; + __be32 rsvd2[5]; +}; + +union ev_data { + __be32 raw[7]; + struct mlx5_eqe_cmd cmd; + struct mlx5_eqe_comp comp; + struct mlx5_eqe_qp_srq qp_srq; + struct mlx5_eqe_cq_err cq_err; + struct mlx5_eqe_dropped_packet dp; + struct mlx5_eqe_port_state port; + struct mlx5_eqe_gpio gpio; + struct mlx5_eqe_congestion cong; + struct mlx5_eqe_stall_vl stall_vl; + struct mlx5_eqe_page_req req_pages; +} __packed; + +struct mlx5_eqe { + u8 rsvd0; + u8 type; + u8 rsvd1; + u8 sub_type; + __be32 rsvd2[7]; + union ev_data data; + __be16 rsvd3; + u8 signature; + u8 owner; +} __packed; + +struct mlx5_cmd_prot_block { + u8 data[MLX5_CMD_DATA_BLOCK_SIZE]; + u8 rsvd0[48]; + __be64 next; + __be32 block_num; + u8 rsvd1; + u8 token; + u8 ctrl_sig; + u8 sig; +}; + +struct mlx5_err_cqe { + u8 rsvd0[32]; + __be32 srqn; + u8 rsvd1[18]; + u8 vendor_err_synd; + u8 syndrome; + __be32 s_wqe_opcode_qpn; + __be16 wqe_counter; + u8 signature; + u8 op_own; +}; + +struct mlx5_cqe64 { + u8 rsvd0[17]; + u8 ml_path; + u8 rsvd20[4]; + __be16 slid; + __be32 flags_rqpn; + u8 rsvd28[4]; + __be32 srqn; + __be32 imm_inval_pkey; + u8 rsvd40[4]; + __be32 byte_cnt; + __be64 timestamp; + __be32 sop_drop_qpn; + __be16 wqe_counter; + u8 signature; + u8 op_own; +}; + +struct mlx5_wqe_srq_next_seg { + u8 rsvd0[2]; + __be16 next_wqe_index; + u8 signature; + u8 rsvd1[11]; +}; + +union mlx5_ext_cqe { + struct ib_grh grh; + u8 inl[64]; +}; + +struct mlx5_cqe128 { + union mlx5_ext_cqe inl_grh; + struct mlx5_cqe64 cqe64; +}; + +struct mlx5_srq_ctx { + u8 state_log_sz; + u8 rsvd0[3]; + __be32 flags_xrcd; + __be32 pgoff_cqn; + u8 rsvd1[4]; + u8 log_pg_sz; + u8 rsvd2[7]; + __be32 pd; + __be16 lwm; + __be16 wqe_cnt; + u8 rsvd3[8]; + __be64 db_record; +}; + +struct mlx5_create_srq_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 input_srqn; + u8 rsvd0[4]; + struct mlx5_srq_ctx ctx; + u8 rsvd1[208]; + __be64 pas[0]; +}; + +struct mlx5_create_srq_mbox_out { + struct mlx5_outbox_hdr hdr; + __be32 srqn; + u8 rsvd[4]; +}; + +struct mlx5_destroy_srq_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 srqn; + u8 rsvd[4]; +}; + +struct mlx5_destroy_srq_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_query_srq_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 srqn; + u8 rsvd0[4]; +}; + +struct mlx5_query_srq_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd0[8]; + struct mlx5_srq_ctx ctx; + u8 rsvd1[32]; + __be64 pas[0]; +}; + +struct mlx5_arm_srq_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 srqn; + __be16 rsvd; + __be16 lwm; +}; + +struct mlx5_arm_srq_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_cq_context { + u8 status; + u8 cqe_sz_flags; + u8 st; + u8 rsvd3; + u8 rsvd4[6]; + __be16 page_offset; + __be32 log_sz_usr_page; + __be16 cq_period; + __be16 cq_max_count; + __be16 rsvd20; + __be16 c_eqn; + u8 log_pg_sz; + u8 rsvd25[7]; + __be32 last_notified_index; + __be32 solicit_producer_index; + __be32 consumer_counter; + __be32 producer_counter; + u8 rsvd48[8]; + __be64 db_record_addr; +}; + +struct mlx5_create_cq_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 input_cqn; + u8 rsvdx[4]; + struct mlx5_cq_context ctx; + u8 rsvd6[192]; + __be64 pas[0]; +}; + +struct mlx5_create_cq_mbox_out { + struct mlx5_outbox_hdr hdr; + __be32 cqn; + u8 rsvd0[4]; +}; + +struct mlx5_destroy_cq_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 cqn; + u8 rsvd0[4]; +}; + +struct mlx5_destroy_cq_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd0[8]; +}; + +struct mlx5_query_cq_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 cqn; + u8 rsvd0[4]; +}; + +struct mlx5_query_cq_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd0[8]; + struct mlx5_cq_context ctx; + u8 rsvd6[16]; + __be64 pas[0]; +}; + +struct mlx5_eq_context { + u8 status; + u8 ec_oi; + u8 st; + u8 rsvd2[7]; + __be16 page_pffset; + __be32 log_sz_usr_page; + u8 rsvd3[7]; + u8 intr; + u8 log_page_size; + u8 rsvd4[15]; + __be32 consumer_counter; + __be32 produser_counter; + u8 rsvd5[16]; +}; + +struct mlx5_create_eq_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd0[3]; + u8 input_eqn; + u8 rsvd1[4]; + struct mlx5_eq_context ctx; + u8 rsvd2[8]; + __be64 events_mask; + u8 rsvd3[176]; + __be64 pas[0]; +}; + +struct mlx5_create_eq_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd0[3]; + u8 eq_number; + u8 rsvd1[4]; +}; + +struct mlx5_destroy_eq_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd0[3]; + u8 eqn; + u8 rsvd1[4]; +}; + +struct mlx5_destroy_eq_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_map_eq_mbox_in { + struct mlx5_inbox_hdr hdr; + __be64 mask; + u8 mu; + u8 rsvd0[2]; + u8 eqn; + u8 rsvd1[24]; +}; + +struct mlx5_map_eq_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_query_eq_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd0[3]; + u8 eqn; + u8 rsvd1[4]; +}; + +struct mlx5_query_eq_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; + struct mlx5_eq_context ctx; +}; + +struct mlx5_mkey_seg { + /* This is a two bit field occupying bits 31-30. + * bit 31 is always 0, + * bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have tanslation + */ + u8 status; + u8 pcie_control; + u8 flags; + u8 version; + __be32 qpn_mkey7_0; + u8 rsvd1[4]; + __be32 flags_pd; + __be64 start_addr; + __be64 len; + __be32 bsfs_octo_size; + u8 rsvd2[16]; + __be32 xlt_oct_size; + u8 rsvd3[3]; + u8 log2_page_size; + u8 rsvd4[4]; +}; + +struct mlx5_query_special_ctxs_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_query_special_ctxs_mbox_out { + struct mlx5_outbox_hdr hdr; + __be32 dump_fill_mkey; + __be32 reserved_lkey; +}; + +struct mlx5_create_mkey_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 input_mkey_index; + u8 rsvd0[4]; + struct mlx5_mkey_seg seg; + u8 rsvd1[16]; + __be32 xlat_oct_act_size; + __be32 bsf_coto_act_size; + u8 rsvd2[168]; + __be64 pas[0]; +}; + +struct mlx5_create_mkey_mbox_out { + struct mlx5_outbox_hdr hdr; + __be32 mkey; + u8 rsvd[4]; +}; + +struct mlx5_destroy_mkey_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 mkey; + u8 rsvd[4]; +}; + +struct mlx5_destroy_mkey_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_query_mkey_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 mkey; +}; + +struct mlx5_query_mkey_mbox_out { + struct mlx5_outbox_hdr hdr; + __be64 pas[0]; +}; + +struct mlx5_modify_mkey_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 mkey; + __be64 pas[0]; +}; + +struct mlx5_modify_mkey_mbox_out { + struct mlx5_outbox_hdr hdr; +}; + +struct mlx5_dump_mkey_mbox_in { + struct mlx5_inbox_hdr hdr; +}; + +struct mlx5_dump_mkey_mbox_out { + struct mlx5_outbox_hdr hdr; + __be32 mkey; +}; + +struct mlx5_mad_ifc_mbox_in { + struct mlx5_inbox_hdr hdr; + __be16 remote_lid; + u8 rsvd0; + u8 port; + u8 rsvd1[4]; + u8 data[256]; +}; + +struct mlx5_mad_ifc_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; + u8 data[256]; +}; + +struct mlx5_access_reg_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd0[2]; + __be16 register_id; + __be32 arg; + __be32 data[0]; +}; + +struct mlx5_access_reg_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; + __be32 data[0]; +}; + +#define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90) + +enum { + MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0 +}; + +#endif /* MLX5_DEVICE_H */ diff --git a/include/linux/mlx5/doorbell.h b/include/linux/mlx5/doorbell.h new file mode 100644 index 0000000..163a818 --- /dev/null +++ b/include/linux/mlx5/doorbell.h @@ -0,0 +1,79 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef MLX5_DOORBELL_H +#define MLX5_DOORBELL_H + +#define MLX5_BF_OFFSET 0x800 +#define MLX5_CQ_DOORBELL 0x20 + +#if BITS_PER_LONG == 64 +/* Assume that we can just write a 64-bit doorbell atomically. s390 + * actually doesn't have writeq() but S/390 systems don't even have + * PCI so we won't worry about it. + */ + +#define MLX5_DECLARE_DOORBELL_LOCK(name) +#define MLX5_INIT_DOORBELL_LOCK(ptr) do { } while (0) +#define MLX5_GET_DOORBELL_LOCK(ptr) (NULL) + +static inline void mlx5_write64(__be32 val[2], void __iomem *dest, + spinlock_t *doorbell_lock) +{ + __raw_writeq(*(u64 *)val, dest); +} + +#else + +/* Just fall back to a spinlock to protect the doorbell if + * BITS_PER_LONG is 32 -- there's no portable way to do atomic 64-bit + * MMIO writes. + */ + +#define MLX5_DECLARE_DOORBELL_LOCK(name) spinlock_t name; +#define MLX5_INIT_DOORBELL_LOCK(ptr) spin_lock_init(ptr) +#define MLX5_GET_DOORBELL_LOCK(ptr) (ptr) + +static inline void mlx5_write64(__be32 val[2], void __iomem *dest, + spinlock_t *doorbell_lock) +{ + unsigned long flags; + + spin_lock_irqsave(doorbell_lock, flags); + __raw_writel((__force u32) val[0], dest); + __raw_writel((__force u32) val[1], dest + 4); + spin_unlock_irqrestore(doorbell_lock, flags); +} + +#endif + +#endif /* MLX5_DOORBELL_H */ diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h new file mode 100644 index 0000000..f22e441 --- /dev/null +++ b/include/linux/mlx5/driver.h @@ -0,0 +1,769 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef MLX5_DRIVER_H +#define MLX5_DRIVER_H + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +enum { + MLX5_BOARD_ID_LEN = 64, + MLX5_MAX_NAME_LEN = 16, +}; + +enum { + /* one minute for the sake of bringup. Generally, commands must always + * complete and we may need to increase this timeout value + */ + MLX5_CMD_TIMEOUT_MSEC = 7200 * 1000, + MLX5_CMD_WQ_MAX_NAME = 32, +}; + +enum { + CMD_OWNER_SW = 0x0, + CMD_OWNER_HW = 0x1, + CMD_STATUS_SUCCESS = 0, +}; + +enum mlx5_sqp_t { + MLX5_SQP_SMI = 0, + MLX5_SQP_GSI = 1, + MLX5_SQP_IEEE_1588 = 2, + MLX5_SQP_SNIFFER = 3, + MLX5_SQP_SYNC_UMR = 4, +}; + +enum { + MLX5_MAX_PORTS = 2, +}; + +enum { + MLX5_EQ_VEC_PAGES = 0, + MLX5_EQ_VEC_CMD = 1, + MLX5_EQ_VEC_ASYNC = 2, + MLX5_EQ_VEC_COMP_BASE, +}; + +enum { + MLX5_MAX_EQ_NAME = 20 +}; + +enum { + MLX5_ATOMIC_MODE_IB_COMP = 1 << 16, + MLX5_ATOMIC_MODE_CX = 2 << 16, + MLX5_ATOMIC_MODE_8B = 3 << 16, + MLX5_ATOMIC_MODE_16B = 4 << 16, + MLX5_ATOMIC_MODE_32B = 5 << 16, + MLX5_ATOMIC_MODE_64B = 6 << 16, + MLX5_ATOMIC_MODE_128B = 7 << 16, + MLX5_ATOMIC_MODE_256B = 8 << 16, +}; + +enum { + MLX5_CMD_OP_QUERY_HCA_CAP = 0x100, + MLX5_CMD_OP_QUERY_ADAPTER = 0x101, + MLX5_CMD_OP_INIT_HCA = 0x102, + MLX5_CMD_OP_TEARDOWN_HCA = 0x103, + MLX5_CMD_OP_QUERY_PAGES = 0x107, + MLX5_CMD_OP_MANAGE_PAGES = 0x108, + MLX5_CMD_OP_SET_HCA_CAP = 0x109, + + MLX5_CMD_OP_CREATE_MKEY = 0x200, + MLX5_CMD_OP_QUERY_MKEY = 0x201, + MLX5_CMD_OP_DESTROY_MKEY = 0x202, + MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS = 0x203, + + MLX5_CMD_OP_CREATE_EQ = 0x301, + MLX5_CMD_OP_DESTROY_EQ = 0x302, + MLX5_CMD_OP_QUERY_EQ = 0x303, + + MLX5_CMD_OP_CREATE_CQ = 0x400, + MLX5_CMD_OP_DESTROY_CQ = 0x401, + MLX5_CMD_OP_QUERY_CQ = 0x402, + MLX5_CMD_OP_MODIFY_CQ = 0x403, + + MLX5_CMD_OP_CREATE_QP = 0x500, + MLX5_CMD_OP_DESTROY_QP = 0x501, + MLX5_CMD_OP_RST2INIT_QP = 0x502, + MLX5_CMD_OP_INIT2RTR_QP = 0x503, + MLX5_CMD_OP_RTR2RTS_QP = 0x504, + MLX5_CMD_OP_RTS2RTS_QP = 0x505, + MLX5_CMD_OP_SQERR2RTS_QP = 0x506, + MLX5_CMD_OP_2ERR_QP = 0x507, + MLX5_CMD_OP_RTS2SQD_QP = 0x508, + MLX5_CMD_OP_SQD2RTS_QP = 0x509, + MLX5_CMD_OP_2RST_QP = 0x50a, + MLX5_CMD_OP_QUERY_QP = 0x50b, + MLX5_CMD_OP_CONF_SQP = 0x50c, + MLX5_CMD_OP_MAD_IFC = 0x50d, + MLX5_CMD_OP_INIT2INIT_QP = 0x50e, + MLX5_CMD_OP_SUSPEND_QP = 0x50f, + MLX5_CMD_OP_UNSUSPEND_QP = 0x510, + MLX5_CMD_OP_SQD2SQD_QP = 0x511, + MLX5_CMD_OP_ALLOC_QP_COUNTER_SET = 0x512, + MLX5_CMD_OP_DEALLOC_QP_COUNTER_SET = 0x513, + MLX5_CMD_OP_QUERY_QP_COUNTER_SET = 0x514, + + MLX5_CMD_OP_CREATE_PSV = 0x600, + MLX5_CMD_OP_DESTROY_PSV = 0x601, + MLX5_CMD_OP_QUERY_PSV = 0x602, + MLX5_CMD_OP_QUERY_SIG_RULE_TABLE = 0x603, + MLX5_CMD_OP_QUERY_BLOCK_SIZE_TABLE = 0x604, + + MLX5_CMD_OP_CREATE_SRQ = 0x700, + MLX5_CMD_OP_DESTROY_SRQ = 0x701, + MLX5_CMD_OP_QUERY_SRQ = 0x702, + MLX5_CMD_OP_ARM_RQ = 0x703, + MLX5_CMD_OP_RESIZE_SRQ = 0x704, + + MLX5_CMD_OP_ALLOC_PD = 0x800, + MLX5_CMD_OP_DEALLOC_PD = 0x801, + MLX5_CMD_OP_ALLOC_UAR = 0x802, + MLX5_CMD_OP_DEALLOC_UAR = 0x803, + + MLX5_CMD_OP_ATTACH_TO_MCG = 0x806, + MLX5_CMD_OP_DETACH_FROM_MCG = 0x807, + + + MLX5_CMD_OP_ALLOC_XRCD = 0x80e, + MLX5_CMD_OP_DEALLOC_XRCD = 0x80f, + + MLX5_CMD_OP_ACCESS_REG = 0x805, + MLX5_CMD_OP_MAX = 0x810, +}; + +enum { + MLX5_REG_PCAP = 0x5001, + MLX5_REG_PMTU = 0x5003, + MLX5_REG_PTYS = 0x5004, + MLX5_REG_PAOS = 0x5006, + MLX5_REG_PMAOS = 0x5012, + MLX5_REG_PUDE = 0x5009, + MLX5_REG_PMPE = 0x5010, + MLX5_REG_PELC = 0x500e, + MLX5_REG_PMLP = 0, /* TBD */ + MLX5_REG_NODE_DESC = 0x6001, + MLX5_REG_HOST_ENDIANNESS = 0x7004, +}; + +enum dbg_rsc_type { + MLX5_DBG_RSC_QP, + MLX5_DBG_RSC_EQ, + MLX5_DBG_RSC_CQ, +}; + +struct mlx5_field_desc { + struct dentry *dent; + int i; +}; + +struct mlx5_rsc_debug { + struct mlx5_core_dev *dev; + void *object; + enum dbg_rsc_type type; + struct dentry *root; + struct mlx5_field_desc fields[0]; +}; + +enum mlx5_dev_event { + MLX5_DEV_EVENT_SYS_ERROR, + MLX5_DEV_EVENT_PORT_UP, + MLX5_DEV_EVENT_PORT_DOWN, + MLX5_DEV_EVENT_PORT_INITIALIZED, + MLX5_DEV_EVENT_LID_CHANGE, + MLX5_DEV_EVENT_PKEY_CHANGE, + MLX5_DEV_EVENT_GUID_CHANGE, + MLX5_DEV_EVENT_CLIENT_REREG, +}; + +struct mlx5_uuar_info { + struct mlx5_uar *uars; + int num_uars; + int num_low_latency_uuars; + unsigned long *bitmap; + unsigned int *count; + struct mlx5_bf *bfs; + + /* + * protect uuar allocation data structs + */ + struct mutex lock; +}; + +struct mlx5_bf { + void __iomem *reg; + void __iomem *regreg; + int buf_size; + struct mlx5_uar *uar; + unsigned long offset; + int need_lock; + /* protect blue flame buffer selection when needed + */ + spinlock_t lock; + + /* serialize 64 bit writes when done as two 32 bit accesses + */ + spinlock_t lock32; + int uuarn; +}; + +struct mlx5_cmd_first { + __be32 data[4]; +}; + +struct mlx5_cmd_msg { + struct list_head list; + struct cache_ent *cache; + u32 len; + struct mlx5_cmd_first first; + struct mlx5_cmd_mailbox *next; +}; + +struct mlx5_cmd_debug { + struct dentry *dbg_root; + struct dentry *dbg_in; + struct dentry *dbg_out; + struct dentry *dbg_outlen; + struct dentry *dbg_status; + struct dentry *dbg_run; + void *in_msg; + void *out_msg; + u8 status; + u16 inlen; + u16 outlen; +}; + +struct cache_ent { + /* protect block chain allocations + */ + spinlock_t lock; + struct list_head head; +}; + +struct cmd_msg_cache { + struct cache_ent large; + struct cache_ent med; + +}; + +struct mlx5_cmd_stats { + u64 sum; + u64 n; + struct dentry *root; + struct dentry *avg; + struct dentry *count; + /* protect command average calculations */ + spinlock_t lock; +}; + +struct mlx5_cmd { + void *cmd_buf; + dma_addr_t dma; + u16 cmdif_rev; + u8 log_sz; + u8 log_stride; + int max_reg_cmds; + int events; + u32 __iomem *vector; + + /* protect command queue allocations + */ + spinlock_t alloc_lock; + + /* protect token allocations + */ + spinlock_t token_lock; + u8 token; + unsigned long bitmask; + char wq_name[MLX5_CMD_WQ_MAX_NAME]; + struct workqueue_struct *wq; + struct semaphore sem; + struct semaphore pages_sem; + int mode; + struct mlx5_cmd_work_ent *ent_arr[MLX5_MAX_COMMANDS]; + struct pci_pool *pool; + struct mlx5_cmd_debug dbg; + struct cmd_msg_cache cache; + int checksum_disabled; + struct mlx5_cmd_stats stats[MLX5_CMD_OP_MAX]; +}; + +struct mlx5_port_caps { + int gid_table_len; + int pkey_table_len; +}; + +struct mlx5_caps { + u8 log_max_eq; + u8 log_max_cq; + u8 log_max_qp; + u8 log_max_mkey; + u8 log_max_pd; + u8 log_max_srq; + u32 max_cqes; + int max_wqes; + int max_sq_desc_sz; + int max_rq_desc_sz; + u64 flags; + u16 stat_rate_support; + int log_max_msg; + int num_ports; + int max_ra_res_qp; + int max_ra_req_qp; + int max_srq_wqes; + int bf_reg_size; + int bf_regs_per_page; + struct mlx5_port_caps port[MLX5_MAX_PORTS]; + u8 ext_port_cap[MLX5_MAX_PORTS]; + int max_vf; + u32 reserved_lkey; + u8 local_ca_ack_delay; + u8 log_max_mcg; + u16 max_qp_mcg; + int min_page_sz; +}; + +struct mlx5_cmd_mailbox { + void *buf; + dma_addr_t dma; + struct mlx5_cmd_mailbox *next; +}; + +struct mlx5_buf_list { + void *buf; + dma_addr_t map; +}; + +struct mlx5_buf { + struct mlx5_buf_list direct; + struct mlx5_buf_list *page_list; + int nbufs; + int npages; + int page_shift; + int size; +}; + +struct mlx5_eq { + struct mlx5_core_dev *dev; + __be32 __iomem *doorbell; + u32 cons_index; + struct mlx5_buf buf; + int size; + u8 irqn; + u8 eqn; + int nent; + u64 mask; + char name[MLX5_MAX_EQ_NAME]; + struct list_head list; + int index; + struct mlx5_rsc_debug *dbg; +}; + + +struct mlx5_core_mr { + u64 iova; + u64 size; + u32 key; + u32 pd; + u32 access; +}; + +struct mlx5_core_srq { + u32 srqn; + int max; + int max_gs; + int max_avail_gather; + int wqe_shift; + void (*event) (struct mlx5_core_srq *, enum mlx5_event); + + atomic_t refcount; + struct completion free; +}; + +struct mlx5_eq_table { + void __iomem *update_ci; + void __iomem *update_arm_ci; + struct list_head *comp_eq_head; + struct mlx5_eq pages_eq; + struct mlx5_eq async_eq; + struct mlx5_eq cmd_eq; + struct msix_entry *msix_arr; + int num_comp_vectors; + /* protect EQs list + */ + spinlock_t lock; +}; + +struct mlx5_uar { + u32 index; + struct list_head bf_list; + unsigned free_bf_bmap; + void __iomem *wc_map; + void __iomem *map; +}; + + +struct mlx5_core_health { + struct health_buffer __iomem *health; + __be32 __iomem *health_counter; + struct timer_list timer; + struct list_head list; + u32 prev; + int miss_counter; +}; + +struct mlx5_cq_table { + /* protect radix tree + */ + spinlock_t lock; + struct radix_tree_root tree; +}; + +struct mlx5_qp_table { + /* protect radix tree + */ + spinlock_t lock; + struct radix_tree_root tree; +}; + +struct mlx5_srq_table { + /* protect radix tree + */ + spinlock_t lock; + struct radix_tree_root tree; +}; + +struct mlx5_priv { + char name[MLX5_MAX_NAME_LEN]; + struct mlx5_eq_table eq_table; + struct mlx5_uuar_info uuari; + MLX5_DECLARE_DOORBELL_LOCK(cq_uar_lock); + + /* pages stuff */ + struct workqueue_struct *pg_wq; + struct rb_root page_root; + int fw_pages; + int reg_pages; + + struct mlx5_core_health health; + + struct mlx5_srq_table srq_table; + + /* start: qp staff */ + struct mlx5_qp_table qp_table; + struct dentry *qp_debugfs; + struct dentry *eq_debugfs; + struct dentry *cq_debugfs; + struct dentry *cmdif_debugfs; + /* end: qp staff */ + + /* start: cq staff */ + struct mlx5_cq_table cq_table; + /* end: cq staff */ + + /* start: alloc staff */ + struct mutex pgdir_mutex; + struct list_head pgdir_list; + /* end: alloc staff */ + struct dentry *dbg_root; + + /* protect mkey key part */ + spinlock_t mkey_lock; + u8 mkey_key; +}; + +struct mlx5_core_dev { + struct pci_dev *pdev; + u8 rev_id; + char board_id[MLX5_BOARD_ID_LEN]; + struct mlx5_cmd cmd; + struct mlx5_caps caps; + phys_addr_t iseg_base; + struct mlx5_init_seg __iomem *iseg; + void (*event) (struct mlx5_core_dev *dev, + enum mlx5_dev_event event, + void *data); + struct mlx5_priv priv; + struct mlx5_profile *profile; + atomic_t num_qps; +}; + +struct mlx5_db { + __be32 *db; + union { + struct mlx5_db_pgdir *pgdir; + struct mlx5_ib_user_db_page *user_page; + } u; + dma_addr_t dma; + int index; +}; + +enum { + MLX5_DB_PER_PAGE = PAGE_SIZE / L1_CACHE_BYTES, +}; + +enum { + MLX5_COMP_EQ_SIZE = 1024, +}; + +struct mlx5_db_pgdir { + struct list_head list; + DECLARE_BITMAP(bitmap, MLX5_DB_PER_PAGE); + __be32 *db_page; + dma_addr_t db_dma; +}; + +typedef void (*mlx5_cmd_cbk_t)(int status, void *context); + +struct mlx5_cmd_work_ent { + struct mlx5_cmd_msg *in; + struct mlx5_cmd_msg *out; + mlx5_cmd_cbk_t callback; + void *context; + int idx; + struct completion done; + struct mlx5_cmd *cmd; + struct work_struct work; + struct mlx5_cmd_layout *lay; + int ret; + int page_queue; + u8 status; + u8 token; + struct timespec ts1; + struct timespec ts2; +}; + +struct mlx5_pas { + u64 pa; + u8 log_sz; +}; + +static inline void *mlx5_buf_offset(struct mlx5_buf *buf, int offset) +{ + if (likely(BITS_PER_LONG == 64 || buf->nbufs == 1)) + return buf->direct.buf + offset; + else + return buf->page_list[offset >> PAGE_SHIFT].buf + + (offset & (PAGE_SIZE - 1)); +} + +extern struct workqueue_struct *mlx5_core_wq; + +#define STRUCT_FIELD(header, field) \ + .struct_offset_bytes = offsetof(struct ib_unpacked_ ## header, field), \ + .struct_size_bytes = sizeof((struct ib_unpacked_ ## header *)0)->field + +struct ib_field { + size_t struct_offset_bytes; + size_t struct_size_bytes; + int offset_bits; + int size_bits; +}; + +static inline struct mlx5_core_dev *pci2mlx5_core_dev(struct pci_dev *pdev) +{ + return pci_get_drvdata(pdev); +} + +extern struct dentry *mlx5_debugfs_root; + +static inline u16 fw_rev_maj(struct mlx5_core_dev *dev) +{ + return ioread32be(&dev->iseg->fw_rev) & 0xffff; +} + +static inline u16 fw_rev_min(struct mlx5_core_dev *dev) +{ + return ioread32be(&dev->iseg->fw_rev) >> 16; +} + +static inline u16 fw_rev_sub(struct mlx5_core_dev *dev) +{ + return ioread32be(&dev->iseg->cmdif_rev_fw_sub) & 0xffff; +} + +static inline u16 cmdif_rev(struct mlx5_core_dev *dev) +{ + return ioread32be(&dev->iseg->cmdif_rev_fw_sub) >> 16; +} + +static inline void *mlx5_vzalloc(unsigned long size) +{ + void *rtn; + + rtn = kzalloc(size, GFP_KERNEL | __GFP_NOWARN); + if (!rtn) + rtn = vzalloc(size); + return rtn; +} + +static inline void mlx5_vfree(const void *addr) +{ + if (addr && is_vmalloc_addr(addr)) + vfree(addr); + else + kfree(addr); +} + +int mlx5_dev_init(struct mlx5_core_dev *dev, struct pci_dev *pdev); +void mlx5_dev_cleanup(struct mlx5_core_dev *dev); +int mlx5_cmd_init(struct mlx5_core_dev *dev); +void mlx5_cmd_cleanup(struct mlx5_core_dev *dev); +void mlx5_cmd_use_events(struct mlx5_core_dev *dev); +void mlx5_cmd_use_polling(struct mlx5_core_dev *dev); +int mlx5_cmd_status_to_err(struct mlx5_outbox_hdr *hdr); +int mlx5_cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out, + int out_size); +int mlx5_cmd_alloc_uar(struct mlx5_core_dev *dev, u32 *uarn); +int mlx5_cmd_free_uar(struct mlx5_core_dev *dev, u32 uarn); +int mlx5_alloc_uuars(struct mlx5_core_dev *dev, struct mlx5_uuar_info *uuari); +int mlx5_free_uuars(struct mlx5_core_dev *dev, struct mlx5_uuar_info *uuari); +void mlx5_health_cleanup(void); +void __init mlx5_health_init(void); +void mlx5_start_health_poll(struct mlx5_core_dev *dev); +void mlx5_stop_health_poll(struct mlx5_core_dev *dev); +int mlx5_buf_alloc(struct mlx5_core_dev *dev, int size, int max_direct, + struct mlx5_buf *buf); +void mlx5_buf_free(struct mlx5_core_dev *dev, struct mlx5_buf *buf); +struct mlx5_cmd_mailbox *mlx5_alloc_cmd_mailbox_chain(struct mlx5_core_dev *dev, + gfp_t flags, int npages); +void mlx5_free_cmd_mailbox_chain(struct mlx5_core_dev *dev, + struct mlx5_cmd_mailbox *head); +int mlx5_core_create_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, + struct mlx5_create_srq_mbox_in *in, int inlen); +int mlx5_core_destroy_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq); +int mlx5_core_query_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, + struct mlx5_query_srq_mbox_out *out); +int mlx5_core_arm_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, + u16 lwm, int is_srq); +int mlx5_core_create_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr, + struct mlx5_create_mkey_mbox_in *in, int inlen); +int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr); +int mlx5_core_query_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr, + struct mlx5_query_mkey_mbox_out *out, int outlen); +int mlx5_core_dump_fill_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr, + u32 *mkey); +int mlx5_core_alloc_pd(struct mlx5_core_dev *dev, u32 *pdn); +int mlx5_core_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn); +int mlx5_core_mad_ifc(struct mlx5_core_dev *dev, void *inb, void *outb, + u16 opmod, int port); +void mlx5_pagealloc_init(struct mlx5_core_dev *dev); +void mlx5_pagealloc_cleanup(struct mlx5_core_dev *dev); +int mlx5_pagealloc_start(struct mlx5_core_dev *dev); +void mlx5_pagealloc_stop(struct mlx5_core_dev *dev); +void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id, + s16 npages); +int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev); +int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev); +void mlx5_register_debugfs(void); +void mlx5_unregister_debugfs(void); +int mlx5_eq_init(struct mlx5_core_dev *dev); +void mlx5_eq_cleanup(struct mlx5_core_dev *dev); +void mlx5_fill_page_array(struct mlx5_buf *buf, __be64 *pas); +void mlx5_cq_completion(struct mlx5_core_dev *dev, u32 cqn); +void mlx5_qp_event(struct mlx5_core_dev *dev, u32 qpn, int event_type); +void mlx5_srq_event(struct mlx5_core_dev *dev, u32 srqn, int event_type); +struct mlx5_core_srq *mlx5_core_get_srq(struct mlx5_core_dev *dev, u32 srqn); +void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, unsigned long vector); +void mlx5_cq_event(struct mlx5_core_dev *dev, u32 cqn, int event_type); +int mlx5_create_map_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq, u8 vecidx, + int nent, u64 mask, const char *name, struct mlx5_uar *uar); +int mlx5_destroy_unmap_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq); +int mlx5_start_eqs(struct mlx5_core_dev *dev); +int mlx5_stop_eqs(struct mlx5_core_dev *dev); +int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn); +int mlx5_core_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn); + +int mlx5_qp_debugfs_init(struct mlx5_core_dev *dev); +void mlx5_qp_debugfs_cleanup(struct mlx5_core_dev *dev); +int mlx5_core_access_reg(struct mlx5_core_dev *dev, void *data_in, + int size_in, void *data_out, int size_out, + u16 reg_num, int arg, int write); +int mlx5_set_port_caps(struct mlx5_core_dev *dev, int port_num, u32 caps); + +int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq); +void mlx5_debug_eq_remove(struct mlx5_core_dev *dev, struct mlx5_eq *eq); +int mlx5_core_eq_query(struct mlx5_core_dev *dev, struct mlx5_eq *eq, + struct mlx5_query_eq_mbox_out *out, int outlen); +int mlx5_eq_debugfs_init(struct mlx5_core_dev *dev); +void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev *dev); +int mlx5_cq_debugfs_init(struct mlx5_core_dev *dev); +void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev); +int mlx5_db_alloc(struct mlx5_core_dev *dev, struct mlx5_db *db); +void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db); + +typedef void (*health_handler_t)(struct pci_dev *pdev, struct health_buffer __iomem *buf, int size); +int mlx5_register_health_report_handler(health_handler_t handler); +void mlx5_unregister_health_report_handler(void); +const char *mlx5_command_str(int command); +int mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev); +void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev); + +static inline u32 mlx5_mkey_to_idx(u32 mkey) +{ + return mkey >> 8; +} + +static inline u32 mlx5_idx_to_mkey(u32 mkey_idx) +{ + return mkey_idx << 8; +} + +enum { + MLX5_PROF_MASK_QP_SIZE = (u64)1 << 0, + MLX5_PROF_MASK_CMDIF_CSUM = (u64)1 << 1, + MLX5_PROF_MASK_MR_CACHE = (u64)1 << 2, +}; + +enum { + MAX_MR_CACHE_ENTRIES = 16, +}; + +struct mlx5_profile { + u64 mask; + u32 log_max_qp; + int cmdif_csum; + struct { + int size; + int limit; + } mr_cache[MAX_MR_CACHE_ENTRIES]; +}; + +#endif /* MLX5_DRIVER_H */ diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h new file mode 100644 index 0000000..d9e3eac --- /dev/null +++ b/include/linux/mlx5/qp.h @@ -0,0 +1,467 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef MLX5_QP_H +#define MLX5_QP_H + +#include +#include + +#define MLX5_INVALID_LKEY 0x100 + +enum mlx5_qp_optpar { + MLX5_QP_OPTPAR_ALT_ADDR_PATH = 1 << 0, + MLX5_QP_OPTPAR_RRE = 1 << 1, + MLX5_QP_OPTPAR_RAE = 1 << 2, + MLX5_QP_OPTPAR_RWE = 1 << 3, + MLX5_QP_OPTPAR_PKEY_INDEX = 1 << 4, + MLX5_QP_OPTPAR_Q_KEY = 1 << 5, + MLX5_QP_OPTPAR_RNR_TIMEOUT = 1 << 6, + MLX5_QP_OPTPAR_PRIMARY_ADDR_PATH = 1 << 7, + MLX5_QP_OPTPAR_SRA_MAX = 1 << 8, + MLX5_QP_OPTPAR_RRA_MAX = 1 << 9, + MLX5_QP_OPTPAR_PM_STATE = 1 << 10, + MLX5_QP_OPTPAR_RETRY_COUNT = 1 << 12, + MLX5_QP_OPTPAR_RNR_RETRY = 1 << 13, + MLX5_QP_OPTPAR_ACK_TIMEOUT = 1 << 14, + MLX5_QP_OPTPAR_PRI_PORT = 1 << 16, + MLX5_QP_OPTPAR_SRQN = 1 << 18, + MLX5_QP_OPTPAR_CQN_RCV = 1 << 19, + MLX5_QP_OPTPAR_DC_HS = 1 << 20, + MLX5_QP_OPTPAR_DC_KEY = 1 << 21, +}; + +enum mlx5_qp_state { + MLX5_QP_STATE_RST = 0, + MLX5_QP_STATE_INIT = 1, + MLX5_QP_STATE_RTR = 2, + MLX5_QP_STATE_RTS = 3, + MLX5_QP_STATE_SQER = 4, + MLX5_QP_STATE_SQD = 5, + MLX5_QP_STATE_ERR = 6, + MLX5_QP_STATE_SQ_DRAINING = 7, + MLX5_QP_STATE_SUSPENDED = 9, + MLX5_QP_NUM_STATE +}; + +enum { + MLX5_QP_ST_RC = 0x0, + MLX5_QP_ST_UC = 0x1, + MLX5_QP_ST_UD = 0x2, + MLX5_QP_ST_XRC = 0x3, + MLX5_QP_ST_MLX = 0x4, + MLX5_QP_ST_DCI = 0x5, + MLX5_QP_ST_DCT = 0x6, + MLX5_QP_ST_QP0 = 0x7, + MLX5_QP_ST_QP1 = 0x8, + MLX5_QP_ST_RAW_ETHERTYPE = 0x9, + MLX5_QP_ST_RAW_IPV6 = 0xa, + MLX5_QP_ST_SNIFFER = 0xb, + MLX5_QP_ST_SYNC_UMR = 0xe, + MLX5_QP_ST_PTP_1588 = 0xd, + MLX5_QP_ST_REG_UMR = 0xc, + MLX5_QP_ST_MAX +}; + +enum { + MLX5_QP_PM_MIGRATED = 0x3, + MLX5_QP_PM_ARMED = 0x0, + MLX5_QP_PM_REARM = 0x1 +}; + +enum { + MLX5_NON_ZERO_RQ = 0 << 24, + MLX5_SRQ_RQ = 1 << 24, + MLX5_CRQ_RQ = 2 << 24, + MLX5_ZERO_LEN_RQ = 3 << 24 +}; + +enum { + /* params1 */ + MLX5_QP_BIT_SRE = 1 << 15, + MLX5_QP_BIT_SWE = 1 << 14, + MLX5_QP_BIT_SAE = 1 << 13, + /* params2 */ + MLX5_QP_BIT_RRE = 1 << 15, + MLX5_QP_BIT_RWE = 1 << 14, + MLX5_QP_BIT_RAE = 1 << 13, + MLX5_QP_BIT_RIC = 1 << 4, +}; + +enum { + MLX5_WQE_CTRL_CQ_UPDATE = 2 << 2, + MLX5_WQE_CTRL_SOLICITED = 1 << 1, +}; + +enum { + MLX5_SEND_WQE_BB = 64, +}; + +enum { + MLX5_WQE_FMR_PERM_LOCAL_READ = 1 << 27, + MLX5_WQE_FMR_PERM_LOCAL_WRITE = 1 << 28, + MLX5_WQE_FMR_PERM_REMOTE_READ = 1 << 29, + MLX5_WQE_FMR_PERM_REMOTE_WRITE = 1 << 30, + MLX5_WQE_FMR_PERM_ATOMIC = 1 << 31 +}; + +enum { + MLX5_FENCE_MODE_NONE = 0 << 5, + MLX5_FENCE_MODE_INITIATOR_SMALL = 1 << 5, + MLX5_FENCE_MODE_STRONG_ORDERING = 3 << 5, + MLX5_FENCE_MODE_SMALL_AND_FENCE = 4 << 5, +}; + +enum { + MLX5_QP_LAT_SENSITIVE = 1 << 28, + MLX5_QP_ENABLE_SIG = 1 << 31, +}; + +enum { + MLX5_RCV_DBR = 0, + MLX5_SND_DBR = 1, +}; + +struct mlx5_wqe_fmr_seg { + __be32 flags; + __be32 mem_key; + __be64 buf_list; + __be64 start_addr; + __be64 reg_len; + __be32 offset; + __be32 page_size; + u32 reserved[2]; +}; + +struct mlx5_wqe_ctrl_seg { + __be32 opmod_idx_opcode; + __be32 qpn_ds; + u8 signature; + u8 rsvd[2]; + u8 fm_ce_se; + __be32 imm; +}; + +struct mlx5_wqe_xrc_seg { + __be32 xrc_srqn; + u8 rsvd[12]; +}; + +struct mlx5_wqe_masked_atomic_seg { + __be64 swap_add; + __be64 compare; + __be64 swap_add_mask; + __be64 compare_mask; +}; + +struct mlx5_av { + union { + struct { + __be32 qkey; + __be32 reserved; + } qkey; + __be64 dc_key; + } key; + __be32 dqp_dct; + u8 stat_rate_sl; + u8 fl_mlid; + __be16 rlid; + u8 reserved0[10]; + u8 tclass; + u8 hop_limit; + __be32 grh_gid_fl; + u8 rgid[16]; +}; + +struct mlx5_wqe_datagram_seg { + struct mlx5_av av; +}; + +struct mlx5_wqe_raddr_seg { + __be64 raddr; + __be32 rkey; + u32 reserved; +}; + +struct mlx5_wqe_atomic_seg { + __be64 swap_add; + __be64 compare; +}; + +struct mlx5_wqe_data_seg { + __be32 byte_count; + __be32 lkey; + __be64 addr; +}; + +struct mlx5_wqe_umr_ctrl_seg { + u8 flags; + u8 rsvd0[3]; + __be16 klm_octowords; + __be16 bsf_octowords; + __be64 mkey_mask; + u8 rsvd1[32]; +}; + +struct mlx5_seg_set_psv { + __be32 psv_num; + __be16 syndrome; + __be16 status; + __be32 transient_sig; + __be32 ref_tag; +}; + +struct mlx5_seg_get_psv { + u8 rsvd[19]; + u8 num_psv; + __be32 l_key; + __be64 va; + __be32 psv_index[4]; +}; + +struct mlx5_seg_check_psv { + u8 rsvd0[2]; + __be16 err_coalescing_op; + u8 rsvd1[2]; + __be16 xport_err_op; + u8 rsvd2[2]; + __be16 xport_err_mask; + u8 rsvd3[7]; + u8 num_psv; + __be32 l_key; + __be64 va; + __be32 psv_index[4]; +}; + +struct mlx5_rwqe_sig { + u8 rsvd0[4]; + u8 signature; + u8 rsvd1[11]; +}; + +struct mlx5_wqe_signature_seg { + u8 rsvd0[4]; + u8 signature; + u8 rsvd1[11]; +}; + +struct mlx5_wqe_inline_seg { + __be32 byte_count; +}; + +struct mlx5_core_qp { + void (*event) (struct mlx5_core_qp *, int); + int qpn; + atomic_t refcount; + struct completion free; + struct mlx5_rsc_debug *dbg; + int pid; +}; + +struct mlx5_qp_path { + u8 fl; + u8 rsvd3; + u8 free_ar; + u8 pkey_index; + u8 rsvd0; + u8 grh_mlid; + __be16 rlid; + u8 ackto_lt; + u8 mgid_index; + u8 static_rate; + u8 hop_limit; + __be32 tclass_flowlabel; + u8 rgid[16]; + u8 rsvd1[4]; + u8 sl; + u8 port; + u8 rsvd2[6]; +}; + +struct mlx5_qp_context { + __be32 flags; + __be32 flags_pd; + u8 mtu_msgmax; + u8 rq_size_stride; + __be16 sq_crq_size; + __be32 qp_counter_set_usr_page; + __be32 wire_qpn; + __be32 log_pg_sz_remote_qpn; + struct mlx5_qp_path pri_path; + struct mlx5_qp_path alt_path; + __be32 params1; + u8 reserved2[4]; + __be32 next_send_psn; + __be32 cqn_send; + u8 reserved3[8]; + __be32 last_acked_psn; + __be32 ssn; + __be32 params2; + __be32 rnr_nextrecvpsn; + __be32 xrcd; + __be32 cqn_recv; + __be64 db_rec_addr; + __be32 qkey; + __be32 rq_type_srqn; + __be32 rmsn; + __be16 hw_sq_wqe_counter; + __be16 sw_sq_wqe_counter; + __be16 hw_rcyclic_byte_counter; + __be16 hw_rq_counter; + __be16 sw_rcyclic_byte_counter; + __be16 sw_rq_counter; + u8 rsvd0[5]; + u8 cgs; + u8 cs_req; + u8 cs_res; + __be64 dc_access_key; + u8 rsvd1[24]; +}; + +struct mlx5_create_qp_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 input_qpn; + u8 rsvd0[4]; + __be32 opt_param_mask; + u8 rsvd1[4]; + struct mlx5_qp_context ctx; + u8 rsvd3[16]; + __be64 pas[0]; +}; + +struct mlx5_create_qp_mbox_out { + struct mlx5_outbox_hdr hdr; + __be32 qpn; + u8 rsvd0[4]; +}; + +struct mlx5_destroy_qp_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 qpn; + u8 rsvd0[4]; +}; + +struct mlx5_destroy_qp_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd0[8]; +}; + +struct mlx5_modify_qp_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 qpn; + u8 rsvd1[4]; + __be32 optparam; + u8 rsvd0[4]; + struct mlx5_qp_context ctx; +}; + +struct mlx5_modify_qp_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd0[8]; +}; + +struct mlx5_query_qp_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 qpn; + u8 rsvd[4]; +}; + +struct mlx5_query_qp_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd1[8]; + __be32 optparam; + u8 rsvd0[4]; + struct mlx5_qp_context ctx; + u8 rsvd2[16]; + __be64 pas[0]; +}; + +struct mlx5_conf_sqp_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 qpn; + u8 rsvd[3]; + u8 type; +}; + +struct mlx5_conf_sqp_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_alloc_xrcd_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_alloc_xrcd_mbox_out { + struct mlx5_outbox_hdr hdr; + __be32 xrcdn; + u8 rsvd[4]; +}; + +struct mlx5_dealloc_xrcd_mbox_in { + struct mlx5_inbox_hdr hdr; + __be32 xrcdn; + u8 rsvd[4]; +}; + +struct mlx5_dealloc_xrcd_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +static inline struct mlx5_core_qp *__mlx5_qp_lookup(struct mlx5_core_dev *dev, u32 qpn) +{ + return radix_tree_lookup(&dev->priv.qp_table.tree, qpn); +} + +int mlx5_core_create_qp(struct mlx5_core_dev *dev, + struct mlx5_core_qp *qp, + struct mlx5_create_qp_mbox_in *in, + int inlen); +int mlx5_core_qp_modify(struct mlx5_core_dev *dev, enum mlx5_qp_state cur_state, + enum mlx5_qp_state new_state, + struct mlx5_modify_qp_mbox_in *in, int sqd_event, + struct mlx5_core_qp *qp); +int mlx5_core_destroy_qp(struct mlx5_core_dev *dev, + struct mlx5_core_qp *qp); +int mlx5_core_qp_query(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp, + struct mlx5_query_qp_mbox_out *out, int outlen); + +int mlx5_core_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn); +int mlx5_core_xrcd_dealloc(struct mlx5_core_dev *dev, u32 xrcdn); +void mlx5_init_qp_table(struct mlx5_core_dev *dev); +void mlx5_cleanup_qp_table(struct mlx5_core_dev *dev); +int mlx5_debug_qp_add(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp); +void mlx5_debug_qp_remove(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp); + +#endif /* MLX5_QP_H */ diff --git a/include/linux/mlx5/srq.h b/include/linux/mlx5/srq.h new file mode 100644 index 0000000..e1a363a --- /dev/null +++ b/include/linux/mlx5/srq.h @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2013, Mellanox Technologies inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef MLX5_SRQ_H +#define MLX5_SRQ_H + +#include + +void mlx5_init_srq_table(struct mlx5_core_dev *dev); +void mlx5_cleanup_srq_table(struct mlx5_core_dev *dev); + +#endif /* MLX5_SRQ_H */ diff --git a/include/linux/mutex.h b/include/linux/mutex.h index 3793ed7..ccd4260 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -78,40 +78,6 @@ struct mutex_waiter { #endif }; -struct ww_class { - atomic_long_t stamp; - struct lock_class_key acquire_key; - struct lock_class_key mutex_key; - const char *acquire_name; - const char *mutex_name; -}; - -struct ww_acquire_ctx { - struct task_struct *task; - unsigned long stamp; - unsigned acquired; -#ifdef CONFIG_DEBUG_MUTEXES - unsigned done_acquire; - struct ww_class *ww_class; - struct ww_mutex *contending_lock; -#endif -#ifdef CONFIG_DEBUG_LOCK_ALLOC - struct lockdep_map dep_map; -#endif -#ifdef CONFIG_DEBUG_WW_MUTEX_SLOWPATH - unsigned deadlock_inject_interval; - unsigned deadlock_inject_countdown; -#endif -}; - -struct ww_mutex { - struct mutex base; - struct ww_acquire_ctx *ctx; -#ifdef CONFIG_DEBUG_MUTEXES - struct ww_class *ww_class; -#endif -}; - #ifdef CONFIG_DEBUG_MUTEXES # include #else @@ -136,11 +102,8 @@ static inline void mutex_destroy(struct mutex *lock) {} #ifdef CONFIG_DEBUG_LOCK_ALLOC # define __DEP_MAP_MUTEX_INITIALIZER(lockname) \ , .dep_map = { .name = #lockname } -# define __WW_CLASS_MUTEX_INITIALIZER(lockname, ww_class) \ - , .ww_class = &ww_class #else # define __DEP_MAP_MUTEX_INITIALIZER(lockname) -# define __WW_CLASS_MUTEX_INITIALIZER(lockname, ww_class) #endif #define __MUTEX_INITIALIZER(lockname) \ @@ -150,49 +113,13 @@ static inline void mutex_destroy(struct mutex *lock) {} __DEBUG_MUTEX_INITIALIZER(lockname) \ __DEP_MAP_MUTEX_INITIALIZER(lockname) } -#define __WW_CLASS_INITIALIZER(ww_class) \ - { .stamp = ATOMIC_LONG_INIT(0) \ - , .acquire_name = #ww_class "_acquire" \ - , .mutex_name = #ww_class "_mutex" } - -#define __WW_MUTEX_INITIALIZER(lockname, class) \ - { .base = { \__MUTEX_INITIALIZER(lockname) } \ - __WW_CLASS_MUTEX_INITIALIZER(lockname, class) } - #define DEFINE_MUTEX(mutexname) \ struct mutex mutexname = __MUTEX_INITIALIZER(mutexname) -#define DEFINE_WW_CLASS(classname) \ - struct ww_class classname = __WW_CLASS_INITIALIZER(classname) - -#define DEFINE_WW_MUTEX(mutexname, ww_class) \ - struct ww_mutex mutexname = __WW_MUTEX_INITIALIZER(mutexname, ww_class) - - extern void __mutex_init(struct mutex *lock, const char *name, struct lock_class_key *key); /** - * ww_mutex_init - initialize the w/w mutex - * @lock: the mutex to be initialized - * @ww_class: the w/w class the mutex should belong to - * - * Initialize the w/w mutex to unlocked state and associate it with the given - * class. - * - * It is not allowed to initialize an already locked mutex. - */ -static inline void ww_mutex_init(struct ww_mutex *lock, - struct ww_class *ww_class) -{ - __mutex_init(&lock->base, ww_class->mutex_name, &ww_class->mutex_key); - lock->ctx = NULL; -#ifdef CONFIG_DEBUG_MUTEXES - lock->ww_class = ww_class; -#endif -} - -/** * mutex_is_locked - is the mutex locked * @lock: the mutex to be queried * @@ -246,291 +173,6 @@ extern int __must_check mutex_lock_killable(struct mutex *lock); extern int mutex_trylock(struct mutex *lock); extern void mutex_unlock(struct mutex *lock); -/** - * ww_acquire_init - initialize a w/w acquire context - * @ctx: w/w acquire context to initialize - * @ww_class: w/w class of the context - * - * Initializes an context to acquire multiple mutexes of the given w/w class. - * - * Context-based w/w mutex acquiring can be done in any order whatsoever within - * a given lock class. Deadlocks will be detected and handled with the - * wait/wound logic. - * - * Mixing of context-based w/w mutex acquiring and single w/w mutex locking can - * result in undetected deadlocks and is so forbidden. Mixing different contexts - * for the same w/w class when acquiring mutexes can also result in undetected - * deadlocks, and is hence also forbidden. Both types of abuse will be caught by - * enabling CONFIG_PROVE_LOCKING. - * - * Nesting of acquire contexts for _different_ w/w classes is possible, subject - * to the usual locking rules between different lock classes. - * - * An acquire context must be released with ww_acquire_fini by the same task - * before the memory is freed. It is recommended to allocate the context itself - * on the stack. - */ -static inline void ww_acquire_init(struct ww_acquire_ctx *ctx, - struct ww_class *ww_class) -{ - ctx->task = current; - ctx->stamp = atomic_long_inc_return(&ww_class->stamp); - ctx->acquired = 0; -#ifdef CONFIG_DEBUG_MUTEXES - ctx->ww_class = ww_class; - ctx->done_acquire = 0; - ctx->contending_lock = NULL; -#endif -#ifdef CONFIG_DEBUG_LOCK_ALLOC - debug_check_no_locks_freed((void *)ctx, sizeof(*ctx)); - lockdep_init_map(&ctx->dep_map, ww_class->acquire_name, - &ww_class->acquire_key, 0); - mutex_acquire(&ctx->dep_map, 0, 0, _RET_IP_); -#endif -#ifdef CONFIG_DEBUG_WW_MUTEX_SLOWPATH - ctx->deadlock_inject_interval = 1; - ctx->deadlock_inject_countdown = ctx->stamp & 0xf; -#endif -} - -/** - * ww_acquire_done - marks the end of the acquire phase - * @ctx: the acquire context - * - * Marks the end of the acquire phase, any further w/w mutex lock calls using - * this context are forbidden. - * - * Calling this function is optional, it is just useful to document w/w mutex - * code and clearly designated the acquire phase from actually using the locked - * data structures. - */ -static inline void ww_acquire_done(struct ww_acquire_ctx *ctx) -{ -#ifdef CONFIG_DEBUG_MUTEXES - lockdep_assert_held(ctx); - - DEBUG_LOCKS_WARN_ON(ctx->done_acquire); - ctx->done_acquire = 1; -#endif -} - -/** - * ww_acquire_fini - releases a w/w acquire context - * @ctx: the acquire context to free - * - * Releases a w/w acquire context. This must be called _after_ all acquired w/w - * mutexes have been released with ww_mutex_unlock. - */ -static inline void ww_acquire_fini(struct ww_acquire_ctx *ctx) -{ -#ifdef CONFIG_DEBUG_MUTEXES - mutex_release(&ctx->dep_map, 0, _THIS_IP_); - - DEBUG_LOCKS_WARN_ON(ctx->acquired); - if (!config_enabled(CONFIG_PROVE_LOCKING)) - /* - * lockdep will normally handle this, - * but fail without anyway - */ - ctx->done_acquire = 1; - - if (!config_enabled(CONFIG_DEBUG_LOCK_ALLOC)) - /* ensure ww_acquire_fini will still fail if called twice */ - ctx->acquired = ~0U; -#endif -} - -extern int __must_check __ww_mutex_lock(struct ww_mutex *lock, - struct ww_acquire_ctx *ctx); -extern int __must_check __ww_mutex_lock_interruptible(struct ww_mutex *lock, - struct ww_acquire_ctx *ctx); - -/** - * ww_mutex_lock - acquire the w/w mutex - * @lock: the mutex to be acquired - * @ctx: w/w acquire context, or NULL to acquire only a single lock. - * - * Lock the w/w mutex exclusively for this task. - * - * Deadlocks within a given w/w class of locks are detected and handled with the - * wait/wound algorithm. If the lock isn't immediately avaiable this function - * will either sleep until it is (wait case). Or it selects the current context - * for backing off by returning -EDEADLK (wound case). Trying to acquire the - * same lock with the same context twice is also detected and signalled by - * returning -EALREADY. Returns 0 if the mutex was successfully acquired. - * - * In the wound case the caller must release all currently held w/w mutexes for - * the given context and then wait for this contending lock to be available by - * calling ww_mutex_lock_slow. Alternatively callers can opt to not acquire this - * lock and proceed with trying to acquire further w/w mutexes (e.g. when - * scanning through lru lists trying to free resources). - * - * The mutex must later on be released by the same task that - * acquired it. The task may not exit without first unlocking the mutex. Also, - * kernel memory where the mutex resides must not be freed with the mutex still - * locked. The mutex must first be initialized (or statically defined) before it - * can be locked. memset()-ing the mutex to 0 is not allowed. The mutex must be - * of the same w/w lock class as was used to initialize the acquire context. - * - * A mutex acquired with this function must be released with ww_mutex_unlock. - */ -static inline int ww_mutex_lock(struct ww_mutex *lock, struct ww_acquire_ctx *ctx) -{ - if (ctx) - return __ww_mutex_lock(lock, ctx); - else { - mutex_lock(&lock->base); - return 0; - } -} - -/** - * ww_mutex_lock_interruptible - acquire the w/w mutex, interruptible - * @lock: the mutex to be acquired - * @ctx: w/w acquire context - * - * Lock the w/w mutex exclusively for this task. - * - * Deadlocks within a given w/w class of locks are detected and handled with the - * wait/wound algorithm. If the lock isn't immediately avaiable this function - * will either sleep until it is (wait case). Or it selects the current context - * for backing off by returning -EDEADLK (wound case). Trying to acquire the - * same lock with the same context twice is also detected and signalled by - * returning -EALREADY. Returns 0 if the mutex was successfully acquired. If a - * signal arrives while waiting for the lock then this function returns -EINTR. - * - * In the wound case the caller must release all currently held w/w mutexes for - * the given context and then wait for this contending lock to be available by - * calling ww_mutex_lock_slow_interruptible. Alternatively callers can opt to - * not acquire this lock and proceed with trying to acquire further w/w mutexes - * (e.g. when scanning through lru lists trying to free resources). - * - * The mutex must later on be released by the same task that - * acquired it. The task may not exit without first unlocking the mutex. Also, - * kernel memory where the mutex resides must not be freed with the mutex still - * locked. The mutex must first be initialized (or statically defined) before it - * can be locked. memset()-ing the mutex to 0 is not allowed. The mutex must be - * of the same w/w lock class as was used to initialize the acquire context. - * - * A mutex acquired with this function must be released with ww_mutex_unlock. - */ -static inline int __must_check ww_mutex_lock_interruptible(struct ww_mutex *lock, - struct ww_acquire_ctx *ctx) -{ - if (ctx) - return __ww_mutex_lock_interruptible(lock, ctx); - else - return mutex_lock_interruptible(&lock->base); -} - -/** - * ww_mutex_lock_slow - slowpath acquiring of the w/w mutex - * @lock: the mutex to be acquired - * @ctx: w/w acquire context - * - * Acquires a w/w mutex with the given context after a wound case. This function - * will sleep until the lock becomes available. - * - * The caller must have released all w/w mutexes already acquired with the - * context and then call this function on the contended lock. - * - * Afterwards the caller may continue to (re)acquire the other w/w mutexes it - * needs with ww_mutex_lock. Note that the -EALREADY return code from - * ww_mutex_lock can be used to avoid locking this contended mutex twice. - * - * It is forbidden to call this function with any other w/w mutexes associated - * with the context held. It is forbidden to call this on anything else than the - * contending mutex. - * - * Note that the slowpath lock acquiring can also be done by calling - * ww_mutex_lock directly. This function here is simply to help w/w mutex - * locking code readability by clearly denoting the slowpath. - */ -static inline void -ww_mutex_lock_slow(struct ww_mutex *lock, struct ww_acquire_ctx *ctx) -{ - int ret; -#ifdef CONFIG_DEBUG_MUTEXES - DEBUG_LOCKS_WARN_ON(!ctx->contending_lock); -#endif - ret = ww_mutex_lock(lock, ctx); - (void)ret; -} - -/** - * ww_mutex_lock_slow_interruptible - slowpath acquiring of the w/w mutex, - * interruptible - * @lock: the mutex to be acquired - * @ctx: w/w acquire context - * - * Acquires a w/w mutex with the given context after a wound case. This function - * will sleep until the lock becomes available and returns 0 when the lock has - * been acquired. If a signal arrives while waiting for the lock then this - * function returns -EINTR. - * - * The caller must have released all w/w mutexes already acquired with the - * context and then call this function on the contended lock. - * - * Afterwards the caller may continue to (re)acquire the other w/w mutexes it - * needs with ww_mutex_lock. Note that the -EALREADY return code from - * ww_mutex_lock can be used to avoid locking this contended mutex twice. - * - * It is forbidden to call this function with any other w/w mutexes associated - * with the given context held. It is forbidden to call this on anything else - * than the contending mutex. - * - * Note that the slowpath lock acquiring can also be done by calling - * ww_mutex_lock_interruptible directly. This function here is simply to help - * w/w mutex locking code readability by clearly denoting the slowpath. - */ -static inline int __must_check -ww_mutex_lock_slow_interruptible(struct ww_mutex *lock, - struct ww_acquire_ctx *ctx) -{ -#ifdef CONFIG_DEBUG_MUTEXES - DEBUG_LOCKS_WARN_ON(!ctx->contending_lock); -#endif - return ww_mutex_lock_interruptible(lock, ctx); -} - -extern void ww_mutex_unlock(struct ww_mutex *lock); - -/** - * ww_mutex_trylock - tries to acquire the w/w mutex without acquire context - * @lock: mutex to lock - * - * Trylocks a mutex without acquire context, so no deadlock detection is - * possible. Returns 1 if the mutex has been acquired successfully, 0 otherwise. - */ -static inline int __must_check ww_mutex_trylock(struct ww_mutex *lock) -{ - return mutex_trylock(&lock->base); -} - -/*** - * ww_mutex_destroy - mark a w/w mutex unusable - * @lock: the mutex to be destroyed - * - * This function marks the mutex uninitialized, and any subsequent - * use of the mutex is forbidden. The mutex must not be locked when - * this function is called. - */ -static inline void ww_mutex_destroy(struct ww_mutex *lock) -{ - mutex_destroy(&lock->base); -} - -/** - * ww_mutex_is_locked - is the w/w mutex locked - * @lock: the mutex to be queried - * - * Returns 1 if the mutex is locked, 0 if unlocked. - */ -static inline bool ww_mutex_is_locked(struct ww_mutex *lock) -{ - return mutex_is_locked(&lock->base); -} - extern int atomic_dec_and_mutex_lock(atomic_t *cnt, struct mutex *lock); #ifndef CONFIG_HAVE_ARCH_MUTEX_CPU_RELAX diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index bb82871..0741a1e 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -974,7 +974,7 @@ struct net_device_ops { void (*ndo_netpoll_cleanup)(struct net_device *dev); #endif #ifdef CONFIG_NET_LL_RX_POLL - int (*ndo_ll_poll)(struct napi_struct *dev); + int (*ndo_busy_poll)(struct napi_struct *dev); #endif int (*ndo_set_vf_mac)(struct net_device *dev, int queue, u8 *mac); diff --git a/include/linux/nmi.h b/include/linux/nmi.h index db50840..6a45fb5 100644 --- a/include/linux/nmi.h +++ b/include/linux/nmi.h @@ -46,7 +46,7 @@ static inline bool trigger_all_cpu_backtrace(void) #ifdef CONFIG_LOCKUP_DETECTOR int hw_nmi_is_cpu_stuck(struct pt_regs *); u64 hw_nmi_get_sample_period(int watchdog_thresh); -extern int watchdog_enabled; +extern int watchdog_user_enabled; extern int watchdog_thresh; struct ctl_table; extern int proc_dowatchdog(struct ctl_table *, int , diff --git a/include/linux/reservation.h b/include/linux/reservation.h index e9ee806..813dae9 100644 --- a/include/linux/reservation.h +++ b/include/linux/reservation.h @@ -39,7 +39,7 @@ #ifndef _LINUX_RESERVATION_H #define _LINUX_RESERVATION_H -#include +#include extern struct ww_class reservation_ww_class; diff --git a/include/linux/slab.h b/include/linux/slab.h index 0c62175..6c5cc0e 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -169,11 +169,7 @@ struct kmem_cache { struct list_head list; /* List of all slab caches on the system */ }; -#define KMALLOC_MAX_SIZE (1UL << 30) - -#include - -#else /* CONFIG_SLOB */ +#endif /* CONFIG_SLOB */ /* * Kmalloc array related definitions @@ -195,7 +191,9 @@ struct kmem_cache { #ifndef KMALLOC_SHIFT_LOW #define KMALLOC_SHIFT_LOW 5 #endif -#else +#endif + +#ifdef CONFIG_SLUB /* * SLUB allocates up to order 2 pages directly and otherwise * passes the request to the page allocator. @@ -207,6 +205,19 @@ struct kmem_cache { #endif #endif +#ifdef CONFIG_SLOB +/* + * SLOB passes all page size and larger requests to the page allocator. + * No kmalloc array is necessary since objects of different sizes can + * be allocated from the same page. + */ +#define KMALLOC_SHIFT_MAX 30 +#define KMALLOC_SHIFT_HIGH PAGE_SHIFT +#ifndef KMALLOC_SHIFT_LOW +#define KMALLOC_SHIFT_LOW 3 +#endif +#endif + /* Maximum allocatable size */ #define KMALLOC_MAX_SIZE (1UL << KMALLOC_SHIFT_MAX) /* Maximum size for which we actually use a slab cache */ @@ -221,6 +232,7 @@ struct kmem_cache { #define KMALLOC_MIN_SIZE (1 << KMALLOC_SHIFT_LOW) #endif +#ifndef CONFIG_SLOB extern struct kmem_cache *kmalloc_caches[KMALLOC_SHIFT_HIGH + 1]; #ifdef CONFIG_ZONE_DMA extern struct kmem_cache *kmalloc_dma_caches[KMALLOC_SHIFT_HIGH + 1]; @@ -275,13 +287,18 @@ static __always_inline int kmalloc_index(size_t size) /* Will never be reached. Needed because the compiler may complain */ return -1; } +#endif /* !CONFIG_SLOB */ #ifdef CONFIG_SLAB #include -#elif defined(CONFIG_SLUB) +#endif + +#ifdef CONFIG_SLUB #include -#else -#error "Unknown slab allocator" +#endif + +#ifdef CONFIG_SLOB +#include #endif /* @@ -291,6 +308,7 @@ static __always_inline int kmalloc_index(size_t size) */ static __always_inline int kmalloc_size(int n) { +#ifndef CONFIG_SLOB if (n > 2) return 1 << n; @@ -299,10 +317,9 @@ static __always_inline int kmalloc_size(int n) if (n == 2 && KMALLOC_MIN_SIZE <= 64) return 192; - +#endif return 0; } -#endif /* !CONFIG_SLOB */ /* * Setting ARCH_SLAB_MINALIGN in arch headers allows a different alignment. @@ -356,9 +373,8 @@ int cache_show(struct kmem_cache *s, struct seq_file *m); void print_slabinfo_header(struct seq_file *m); /** - * kmalloc_array - allocate memory for an array. - * @n: number of elements. - * @size: element size. + * kmalloc - allocate memory + * @size: how many bytes of memory are required. * @flags: the type of memory to allocate. * * The @flags argument may be one of: @@ -405,6 +421,17 @@ void print_slabinfo_header(struct seq_file *m); * There are other flags available as well, but these are not intended * for general use, and so are not documented here. For a full list of * potential flags, always refer to linux/gfp.h. + * + * kmalloc is the normal method of allocating memory + * in the kernel. + */ +static __always_inline void *kmalloc(size_t size, gfp_t flags); + +/** + * kmalloc_array - allocate memory for an array. + * @n: number of elements. + * @size: element size. + * @flags: the type of memory to allocate (see kmalloc). */ static inline void *kmalloc_array(size_t n, size_t size, gfp_t flags) { @@ -428,7 +455,7 @@ static inline void *kcalloc(size_t n, size_t size, gfp_t flags) /** * kmalloc_node - allocate memory from a specific node * @size: how many bytes of memory are required. - * @flags: the type of memory to allocate (see kcalloc). + * @flags: the type of memory to allocate (see kmalloc). * @node: node to allocate from. * * kmalloc() for non-local nodes, used to allocate from a specific node diff --git a/include/linux/slob_def.h b/include/linux/slob_def.h index f28e14a..095a5a4 100644 --- a/include/linux/slob_def.h +++ b/include/linux/slob_def.h @@ -18,14 +18,6 @@ static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node) return __kmalloc_node(size, flags, node); } -/** - * kmalloc - allocate memory - * @size: how many bytes of memory are required. - * @flags: the type of memory to allocate (see kcalloc). - * - * kmalloc is the normal method of allocating memory - * in the kernel. - */ static __always_inline void *kmalloc(size_t size, gfp_t flags) { return __kmalloc_node(size, flags, NUMA_NO_NODE); diff --git a/include/linux/socket.h b/include/linux/socket.h index b10ce4b..230c04b 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -167,6 +167,7 @@ struct ucred { #define AF_PPPOX 24 /* PPPoX sockets */ #define AF_WANPIPE 25 /* Wanpipe API Sockets */ #define AF_LLC 26 /* Linux LLC */ +#define AF_IB 27 /* Native InfiniBand address */ #define AF_CAN 29 /* Controller Area Network */ #define AF_TIPC 30 /* TIPC sockets */ #define AF_BLUETOOTH 31 /* Bluetooth sockets */ @@ -211,6 +212,7 @@ struct ucred { #define PF_PPPOX AF_PPPOX #define PF_WANPIPE AF_WANPIPE #define PF_LLC AF_LLC +#define PF_IB AF_IB #define PF_CAN AF_CAN #define PF_TIPC AF_TIPC #define PF_BLUETOOTH AF_BLUETOOTH diff --git a/include/linux/sunrpc/rpc_pipe_fs.h b/include/linux/sunrpc/rpc_pipe_fs.h index a7b422b..aa5b582 100644 --- a/include/linux/sunrpc/rpc_pipe_fs.h +++ b/include/linux/sunrpc/rpc_pipe_fs.h @@ -73,12 +73,12 @@ extern ssize_t rpc_pipe_generic_upcall(struct file *, struct rpc_pipe_msg *, extern int rpc_queue_upcall(struct rpc_pipe *, struct rpc_pipe_msg *); struct rpc_clnt; -extern struct dentry *rpc_create_client_dir(struct dentry *, struct qstr *, struct rpc_clnt *); +extern struct dentry *rpc_create_client_dir(struct dentry *, const char *, struct rpc_clnt *); extern int rpc_remove_client_dir(struct dentry *); struct cache_detail; extern struct dentry *rpc_create_cache_dir(struct dentry *, - struct qstr *, + const char *, umode_t umode, struct cache_detail *); extern void rpc_remove_cache_dir(struct dentry *); diff --git a/include/linux/ww_mutex.h b/include/linux/ww_mutex.h new file mode 100644 index 0000000..760399a --- /dev/null +++ b/include/linux/ww_mutex.h @@ -0,0 +1,378 @@ +/* + * Wound/Wait Mutexes: blocking mutual exclusion locks with deadlock avoidance + * + * Original mutex implementation started by Ingo Molnar: + * + * Copyright (C) 2004, 2005, 2006 Red Hat, Inc., Ingo Molnar + * + * Wound/wait implementation: + * Copyright (C) 2013 Canonical Ltd. + * + * This file contains the main data structure and API definitions. + */ + +#ifndef __LINUX_WW_MUTEX_H +#define __LINUX_WW_MUTEX_H + +#include + +struct ww_class { + atomic_long_t stamp; + struct lock_class_key acquire_key; + struct lock_class_key mutex_key; + const char *acquire_name; + const char *mutex_name; +}; + +struct ww_acquire_ctx { + struct task_struct *task; + unsigned long stamp; + unsigned acquired; +#ifdef CONFIG_DEBUG_MUTEXES + unsigned done_acquire; + struct ww_class *ww_class; + struct ww_mutex *contending_lock; +#endif +#ifdef CONFIG_DEBUG_LOCK_ALLOC + struct lockdep_map dep_map; +#endif +#ifdef CONFIG_DEBUG_WW_MUTEX_SLOWPATH + unsigned deadlock_inject_interval; + unsigned deadlock_inject_countdown; +#endif +}; + +struct ww_mutex { + struct mutex base; + struct ww_acquire_ctx *ctx; +#ifdef CONFIG_DEBUG_MUTEXES + struct ww_class *ww_class; +#endif +}; + +#ifdef CONFIG_DEBUG_LOCK_ALLOC +# define __WW_CLASS_MUTEX_INITIALIZER(lockname, ww_class) \ + , .ww_class = &ww_class +#else +# define __WW_CLASS_MUTEX_INITIALIZER(lockname, ww_class) +#endif + +#define __WW_CLASS_INITIALIZER(ww_class) \ + { .stamp = ATOMIC_LONG_INIT(0) \ + , .acquire_name = #ww_class "_acquire" \ + , .mutex_name = #ww_class "_mutex" } + +#define __WW_MUTEX_INITIALIZER(lockname, class) \ + { .base = { \__MUTEX_INITIALIZER(lockname) } \ + __WW_CLASS_MUTEX_INITIALIZER(lockname, class) } + +#define DEFINE_WW_CLASS(classname) \ + struct ww_class classname = __WW_CLASS_INITIALIZER(classname) + +#define DEFINE_WW_MUTEX(mutexname, ww_class) \ + struct ww_mutex mutexname = __WW_MUTEX_INITIALIZER(mutexname, ww_class) + +/** + * ww_mutex_init - initialize the w/w mutex + * @lock: the mutex to be initialized + * @ww_class: the w/w class the mutex should belong to + * + * Initialize the w/w mutex to unlocked state and associate it with the given + * class. + * + * It is not allowed to initialize an already locked mutex. + */ +static inline void ww_mutex_init(struct ww_mutex *lock, + struct ww_class *ww_class) +{ + __mutex_init(&lock->base, ww_class->mutex_name, &ww_class->mutex_key); + lock->ctx = NULL; +#ifdef CONFIG_DEBUG_MUTEXES + lock->ww_class = ww_class; +#endif +} + +/** + * ww_acquire_init - initialize a w/w acquire context + * @ctx: w/w acquire context to initialize + * @ww_class: w/w class of the context + * + * Initializes an context to acquire multiple mutexes of the given w/w class. + * + * Context-based w/w mutex acquiring can be done in any order whatsoever within + * a given lock class. Deadlocks will be detected and handled with the + * wait/wound logic. + * + * Mixing of context-based w/w mutex acquiring and single w/w mutex locking can + * result in undetected deadlocks and is so forbidden. Mixing different contexts + * for the same w/w class when acquiring mutexes can also result in undetected + * deadlocks, and is hence also forbidden. Both types of abuse will be caught by + * enabling CONFIG_PROVE_LOCKING. + * + * Nesting of acquire contexts for _different_ w/w classes is possible, subject + * to the usual locking rules between different lock classes. + * + * An acquire context must be released with ww_acquire_fini by the same task + * before the memory is freed. It is recommended to allocate the context itself + * on the stack. + */ +static inline void ww_acquire_init(struct ww_acquire_ctx *ctx, + struct ww_class *ww_class) +{ + ctx->task = current; + ctx->stamp = atomic_long_inc_return(&ww_class->stamp); + ctx->acquired = 0; +#ifdef CONFIG_DEBUG_MUTEXES + ctx->ww_class = ww_class; + ctx->done_acquire = 0; + ctx->contending_lock = NULL; +#endif +#ifdef CONFIG_DEBUG_LOCK_ALLOC + debug_check_no_locks_freed((void *)ctx, sizeof(*ctx)); + lockdep_init_map(&ctx->dep_map, ww_class->acquire_name, + &ww_class->acquire_key, 0); + mutex_acquire(&ctx->dep_map, 0, 0, _RET_IP_); +#endif +#ifdef CONFIG_DEBUG_WW_MUTEX_SLOWPATH + ctx->deadlock_inject_interval = 1; + ctx->deadlock_inject_countdown = ctx->stamp & 0xf; +#endif +} + +/** + * ww_acquire_done - marks the end of the acquire phase + * @ctx: the acquire context + * + * Marks the end of the acquire phase, any further w/w mutex lock calls using + * this context are forbidden. + * + * Calling this function is optional, it is just useful to document w/w mutex + * code and clearly designated the acquire phase from actually using the locked + * data structures. + */ +static inline void ww_acquire_done(struct ww_acquire_ctx *ctx) +{ +#ifdef CONFIG_DEBUG_MUTEXES + lockdep_assert_held(ctx); + + DEBUG_LOCKS_WARN_ON(ctx->done_acquire); + ctx->done_acquire = 1; +#endif +} + +/** + * ww_acquire_fini - releases a w/w acquire context + * @ctx: the acquire context to free + * + * Releases a w/w acquire context. This must be called _after_ all acquired w/w + * mutexes have been released with ww_mutex_unlock. + */ +static inline void ww_acquire_fini(struct ww_acquire_ctx *ctx) +{ +#ifdef CONFIG_DEBUG_MUTEXES + mutex_release(&ctx->dep_map, 0, _THIS_IP_); + + DEBUG_LOCKS_WARN_ON(ctx->acquired); + if (!config_enabled(CONFIG_PROVE_LOCKING)) + /* + * lockdep will normally handle this, + * but fail without anyway + */ + ctx->done_acquire = 1; + + if (!config_enabled(CONFIG_DEBUG_LOCK_ALLOC)) + /* ensure ww_acquire_fini will still fail if called twice */ + ctx->acquired = ~0U; +#endif +} + +extern int __must_check __ww_mutex_lock(struct ww_mutex *lock, + struct ww_acquire_ctx *ctx); +extern int __must_check __ww_mutex_lock_interruptible(struct ww_mutex *lock, + struct ww_acquire_ctx *ctx); + +/** + * ww_mutex_lock - acquire the w/w mutex + * @lock: the mutex to be acquired + * @ctx: w/w acquire context, or NULL to acquire only a single lock. + * + * Lock the w/w mutex exclusively for this task. + * + * Deadlocks within a given w/w class of locks are detected and handled with the + * wait/wound algorithm. If the lock isn't immediately avaiable this function + * will either sleep until it is (wait case). Or it selects the current context + * for backing off by returning -EDEADLK (wound case). Trying to acquire the + * same lock with the same context twice is also detected and signalled by + * returning -EALREADY. Returns 0 if the mutex was successfully acquired. + * + * In the wound case the caller must release all currently held w/w mutexes for + * the given context and then wait for this contending lock to be available by + * calling ww_mutex_lock_slow. Alternatively callers can opt to not acquire this + * lock and proceed with trying to acquire further w/w mutexes (e.g. when + * scanning through lru lists trying to free resources). + * + * The mutex must later on be released by the same task that + * acquired it. The task may not exit without first unlocking the mutex. Also, + * kernel memory where the mutex resides must not be freed with the mutex still + * locked. The mutex must first be initialized (or statically defined) before it + * can be locked. memset()-ing the mutex to 0 is not allowed. The mutex must be + * of the same w/w lock class as was used to initialize the acquire context. + * + * A mutex acquired with this function must be released with ww_mutex_unlock. + */ +static inline int ww_mutex_lock(struct ww_mutex *lock, struct ww_acquire_ctx *ctx) +{ + if (ctx) + return __ww_mutex_lock(lock, ctx); + + mutex_lock(&lock->base); + return 0; +} + +/** + * ww_mutex_lock_interruptible - acquire the w/w mutex, interruptible + * @lock: the mutex to be acquired + * @ctx: w/w acquire context + * + * Lock the w/w mutex exclusively for this task. + * + * Deadlocks within a given w/w class of locks are detected and handled with the + * wait/wound algorithm. If the lock isn't immediately avaiable this function + * will either sleep until it is (wait case). Or it selects the current context + * for backing off by returning -EDEADLK (wound case). Trying to acquire the + * same lock with the same context twice is also detected and signalled by + * returning -EALREADY. Returns 0 if the mutex was successfully acquired. If a + * signal arrives while waiting for the lock then this function returns -EINTR. + * + * In the wound case the caller must release all currently held w/w mutexes for + * the given context and then wait for this contending lock to be available by + * calling ww_mutex_lock_slow_interruptible. Alternatively callers can opt to + * not acquire this lock and proceed with trying to acquire further w/w mutexes + * (e.g. when scanning through lru lists trying to free resources). + * + * The mutex must later on be released by the same task that + * acquired it. The task may not exit without first unlocking the mutex. Also, + * kernel memory where the mutex resides must not be freed with the mutex still + * locked. The mutex must first be initialized (or statically defined) before it + * can be locked. memset()-ing the mutex to 0 is not allowed. The mutex must be + * of the same w/w lock class as was used to initialize the acquire context. + * + * A mutex acquired with this function must be released with ww_mutex_unlock. + */ +static inline int __must_check ww_mutex_lock_interruptible(struct ww_mutex *lock, + struct ww_acquire_ctx *ctx) +{ + if (ctx) + return __ww_mutex_lock_interruptible(lock, ctx); + else + return mutex_lock_interruptible(&lock->base); +} + +/** + * ww_mutex_lock_slow - slowpath acquiring of the w/w mutex + * @lock: the mutex to be acquired + * @ctx: w/w acquire context + * + * Acquires a w/w mutex with the given context after a wound case. This function + * will sleep until the lock becomes available. + * + * The caller must have released all w/w mutexes already acquired with the + * context and then call this function on the contended lock. + * + * Afterwards the caller may continue to (re)acquire the other w/w mutexes it + * needs with ww_mutex_lock. Note that the -EALREADY return code from + * ww_mutex_lock can be used to avoid locking this contended mutex twice. + * + * It is forbidden to call this function with any other w/w mutexes associated + * with the context held. It is forbidden to call this on anything else than the + * contending mutex. + * + * Note that the slowpath lock acquiring can also be done by calling + * ww_mutex_lock directly. This function here is simply to help w/w mutex + * locking code readability by clearly denoting the slowpath. + */ +static inline void +ww_mutex_lock_slow(struct ww_mutex *lock, struct ww_acquire_ctx *ctx) +{ + int ret; +#ifdef CONFIG_DEBUG_MUTEXES + DEBUG_LOCKS_WARN_ON(!ctx->contending_lock); +#endif + ret = ww_mutex_lock(lock, ctx); + (void)ret; +} + +/** + * ww_mutex_lock_slow_interruptible - slowpath acquiring of the w/w mutex, interruptible + * @lock: the mutex to be acquired + * @ctx: w/w acquire context + * + * Acquires a w/w mutex with the given context after a wound case. This function + * will sleep until the lock becomes available and returns 0 when the lock has + * been acquired. If a signal arrives while waiting for the lock then this + * function returns -EINTR. + * + * The caller must have released all w/w mutexes already acquired with the + * context and then call this function on the contended lock. + * + * Afterwards the caller may continue to (re)acquire the other w/w mutexes it + * needs with ww_mutex_lock. Note that the -EALREADY return code from + * ww_mutex_lock can be used to avoid locking this contended mutex twice. + * + * It is forbidden to call this function with any other w/w mutexes associated + * with the given context held. It is forbidden to call this on anything else + * than the contending mutex. + * + * Note that the slowpath lock acquiring can also be done by calling + * ww_mutex_lock_interruptible directly. This function here is simply to help + * w/w mutex locking code readability by clearly denoting the slowpath. + */ +static inline int __must_check +ww_mutex_lock_slow_interruptible(struct ww_mutex *lock, + struct ww_acquire_ctx *ctx) +{ +#ifdef CONFIG_DEBUG_MUTEXES + DEBUG_LOCKS_WARN_ON(!ctx->contending_lock); +#endif + return ww_mutex_lock_interruptible(lock, ctx); +} + +extern void ww_mutex_unlock(struct ww_mutex *lock); + +/** + * ww_mutex_trylock - tries to acquire the w/w mutex without acquire context + * @lock: mutex to lock + * + * Trylocks a mutex without acquire context, so no deadlock detection is + * possible. Returns 1 if the mutex has been acquired successfully, 0 otherwise. + */ +static inline int __must_check ww_mutex_trylock(struct ww_mutex *lock) +{ + return mutex_trylock(&lock->base); +} + +/*** + * ww_mutex_destroy - mark a w/w mutex unusable + * @lock: the mutex to be destroyed + * + * This function marks the mutex uninitialized, and any subsequent + * use of the mutex is forbidden. The mutex must not be locked when + * this function is called. + */ +static inline void ww_mutex_destroy(struct ww_mutex *lock) +{ + mutex_destroy(&lock->base); +} + +/** + * ww_mutex_is_locked - is the w/w mutex locked + * @lock: the mutex to be queried + * + * Returns 1 if the mutex is locked, 0 if unlocked. + */ +static inline bool ww_mutex_is_locked(struct ww_mutex *lock) +{ + return mutex_is_locked(&lock->base); +} + +#endif diff --git a/include/media/davinci/vpbe_osd.h b/include/media/davinci/vpbe_osd.h index 42628fc..de59364 100644 --- a/include/media/davinci/vpbe_osd.h +++ b/include/media/davinci/vpbe_osd.h @@ -82,9 +82,9 @@ enum osd_pix_format { PIXFMT_4BPP, PIXFMT_8BPP, PIXFMT_RGB565, - PIXFMT_YCbCrI, + PIXFMT_YCBCRI, PIXFMT_RGB888, - PIXFMT_YCrCbI, + PIXFMT_YCRCBI, PIXFMT_NV12, PIXFMT_OSD_ATTR, }; diff --git a/include/media/media-device.h b/include/media/media-device.h index eaade98..12155a9 100644 --- a/include/media/media-device.h +++ b/include/media/media-device.h @@ -45,6 +45,7 @@ struct device; * @entities: List of registered entities * @lock: Entities list lock * @graph_mutex: Entities graph operation lock + * @link_notify: Link state change notification callback * * This structure represents an abstract high-level media device. It allows easy * access to entities and provides basic media device-level support. The @@ -75,10 +76,14 @@ struct media_device { /* Serializes graph operations. */ struct mutex graph_mutex; - int (*link_notify)(struct media_pad *source, - struct media_pad *sink, u32 flags); + int (*link_notify)(struct media_link *link, u32 flags, + unsigned int notification); }; +/* Supported link_notify @notification values. */ +#define MEDIA_DEV_NOTIFY_PRE_LINK_CH 0 +#define MEDIA_DEV_NOTIFY_POST_LINK_CH 1 + /* media_devnode to media_device */ #define to_media_device(node) container_of(node, struct media_device, devnode) diff --git a/include/media/media-entity.h b/include/media/media-entity.h index 0c16f51..06bacf9 100644 --- a/include/media/media-entity.h +++ b/include/media/media-entity.h @@ -128,11 +128,14 @@ void media_entity_cleanup(struct media_entity *entity); int media_entity_create_link(struct media_entity *source, u16 source_pad, struct media_entity *sink, u16 sink_pad, u32 flags); +void __media_entity_remove_links(struct media_entity *entity); +void media_entity_remove_links(struct media_entity *entity); + int __media_entity_setup_link(struct media_link *link, u32 flags); int media_entity_setup_link(struct media_link *link, u32 flags); struct media_link *media_entity_find_link(struct media_pad *source, struct media_pad *sink); -struct media_pad *media_entity_remote_source(struct media_pad *pad); +struct media_pad *media_entity_remote_pad(struct media_pad *pad); struct media_entity *media_entity_get(struct media_entity *entity); void media_entity_put(struct media_entity *entity); diff --git a/include/media/rc-map.h b/include/media/rc-map.h index 5d5d3a3..6628f5d 100644 --- a/include/media/rc-map.h +++ b/include/media/rc-map.h @@ -111,6 +111,7 @@ void rc_map_init(void); #define RC_MAP_BUDGET_CI_OLD "rc-budget-ci-old" #define RC_MAP_CINERGY_1400 "rc-cinergy-1400" #define RC_MAP_CINERGY "rc-cinergy" +#define RC_MAP_DELOCK_61959 "rc-delock-61959" #define RC_MAP_DIB0700_NEC_TABLE "rc-dib0700-nec" #define RC_MAP_DIB0700_RC5_TABLE "rc-dib0700-rc5" #define RC_MAP_DIGITALNOW_TINYTWIN "rc-digitalnow-tinytwin" diff --git a/include/media/s5p_fimc.h b/include/media/s5p_fimc.h index f509690..b975c28 100644 --- a/include/media/s5p_fimc.h +++ b/include/media/s5p_fimc.h @@ -13,6 +13,7 @@ #define S5P_FIMC_H_ #include +#include #include /* @@ -115,6 +116,7 @@ struct s5p_platform_fimc { * @color: the driver's private color format id * @memplanes: number of physically non-contiguous data planes * @colplanes: number of physically contiguous data planes + * @colorspace: v4l2 colorspace (V4L2_COLORSPACE_*) * @depth: per plane driver's private 'number of bits per pixel' * @mdataplanes: bitmask indicating meta data plane(s), (1 << plane_no) * @flags: flags indicating which operation mode format applies to @@ -126,6 +128,7 @@ struct fimc_fmt { u32 color; u16 memplanes; u16 colplanes; + u8 colorspace; u8 depth[FIMC_MAX_PLANES]; u16 mdataplanes; u16 flags; @@ -140,37 +143,40 @@ struct fimc_fmt { #define FMT_FLAGS_YUV (1 << 7) }; -enum fimc_subdev_index { - IDX_SENSOR, - IDX_CSIS, - IDX_FLITE, - IDX_IS_ISP, - IDX_FIMC, - IDX_MAX, -}; +struct exynos_media_pipeline; -struct media_pipeline; -struct v4l2_subdev; +/* + * Media pipeline operations to be called from within a video node, i.e. the + * last entity within the pipeline. Implemented by related media device driver. + */ +struct exynos_media_pipeline_ops { + int (*prepare)(struct exynos_media_pipeline *p, + struct media_entity *me); + int (*unprepare)(struct exynos_media_pipeline *p); + int (*open)(struct exynos_media_pipeline *p, struct media_entity *me, + bool resume); + int (*close)(struct exynos_media_pipeline *p); + int (*set_stream)(struct exynos_media_pipeline *p, bool state); +}; -struct fimc_pipeline { - struct v4l2_subdev *subdevs[IDX_MAX]; - struct media_pipeline *m_pipeline; +struct exynos_video_entity { + struct video_device vdev; + struct exynos_media_pipeline *pipe; }; -/* - * Media pipeline operations to be called from within the fimc(-lite) - * video node when it is the last entity of the pipeline. Implemented - * by corresponding media device driver. - */ -struct fimc_pipeline_ops { - int (*open)(struct fimc_pipeline *p, struct media_entity *me, - bool resume); - int (*close)(struct fimc_pipeline *p); - int (*set_stream)(struct fimc_pipeline *p, bool state); +struct exynos_media_pipeline { + struct media_pipeline mp; + const struct exynos_media_pipeline_ops *ops; }; -#define fimc_pipeline_call(f, op, p, args...) \ - (!(f) ? -ENODEV : (((f)->pipeline_ops && (f)->pipeline_ops->op) ? \ - (f)->pipeline_ops->op((p), ##args) : -ENOIOCTLCMD)) +static inline struct exynos_video_entity *vdev_to_exynos_video_entity( + struct video_device *vdev) +{ + return container_of(vdev, struct exynos_video_entity, vdev); +} + +#define fimc_pipeline_call(ent, op, args...) \ + (!(ent) ? -ENOENT : (((ent)->pipe->ops && (ent)->pipe->ops->op) ? \ + (ent)->pipe->ops->op(((ent)->pipe), ##args) : -ENOIOCTLCMD)) \ #endif /* S5P_FIMC_H_ */ diff --git a/include/media/sh_mobile_ceu.h b/include/media/sh_mobile_ceu.h index 6fdb6ad..7f57056 100644 --- a/include/media/sh_mobile_ceu.h +++ b/include/media/sh_mobile_ceu.h @@ -22,6 +22,8 @@ struct sh_mobile_ceu_info { int max_width; int max_height; struct sh_mobile_ceu_companion *csi2; + struct v4l2_async_subdev **asd; /* Flat array, arranged in groups */ + unsigned int *asd_sizes; /* 0-terminated array pf asd group sizes */ }; #endif /* __ASM_SH_MOBILE_CEU_H__ */ diff --git a/include/media/sh_mobile_csi2.h b/include/media/sh_mobile_csi2.h index c586c4f..14030db 100644 --- a/include/media/sh_mobile_csi2.h +++ b/include/media/sh_mobile_csi2.h @@ -33,6 +33,7 @@ struct sh_csi2_client_config { unsigned char lanes; /* bitmask[3:0] */ unsigned char channel; /* 0..3 */ struct platform_device *pdev; /* client platform device */ + const char *name; /* async matching: client name */ }; struct v4l2_device; @@ -42,7 +43,6 @@ struct sh_csi2_pdata { unsigned int flags; struct sh_csi2_client_config *clients; int num_clients; - struct v4l2_device *v4l2_dev; }; #endif diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h index ff77d08..34d2414 100644 --- a/include/media/soc_camera.h +++ b/include/media/soc_camera.h @@ -19,11 +19,13 @@ #include #include #include +#include #include #include struct file; struct soc_camera_desc; +struct soc_camera_async_client; struct soc_camera_device { struct list_head list; /* list of all registered devices */ @@ -49,6 +51,10 @@ struct soc_camera_device { /* soc_camera.c private count. Only accessed with .host_lock held */ int use_count; struct file *streamer; /* stream owner */ + struct v4l2_clk *clk; + /* Asynchronous subdevice management */ + struct soc_camera_async_client *sasc; + /* video buffer queue */ union { struct videobuf_queue vb_vidq; struct vb2_queue vb2_vidq; @@ -58,21 +64,38 @@ struct soc_camera_device { /* Host supports programmable stride */ #define SOCAM_HOST_CAP_STRIDE (1 << 0) +enum soc_camera_subdev_role { + SOCAM_SUBDEV_DATA_SOURCE = 1, + SOCAM_SUBDEV_DATA_SINK, + SOCAM_SUBDEV_DATA_PROCESSOR, +}; + +struct soc_camera_async_subdev { + struct v4l2_async_subdev asd; + enum soc_camera_subdev_role role; +}; + struct soc_camera_host { struct v4l2_device v4l2_dev; struct list_head list; - struct mutex host_lock; /* Protect pipeline modifications */ + struct mutex host_lock; /* Main synchronisation lock */ + struct mutex clk_lock; /* Protect pipeline modifications */ unsigned char nr; /* Host number */ u32 capabilities; + struct soc_camera_device *icd; /* Currently attached client */ void *priv; const char *drv_name; struct soc_camera_host_ops *ops; + struct v4l2_async_subdev **asd; /* Flat array, arranged in groups */ + unsigned int *asd_sizes; /* 0-terminated array of asd group sizes */ }; struct soc_camera_host_ops { struct module *owner; int (*add)(struct soc_camera_device *); void (*remove)(struct soc_camera_device *); + int (*clock_start)(struct soc_camera_host *); + void (*clock_stop)(struct soc_camera_host *); /* * .get_formats() is called for each client device format, but * .put_formats() is only called once. Further, if any of the calls to @@ -157,6 +180,7 @@ struct soc_camera_host_desc { }; /* + * Platform data for "soc-camera-pdrv" * This MUST be kept binary-identical to struct soc_camera_link below, until * it is completely replaced by this one, after which we can split it into its * two components. @@ -322,14 +346,17 @@ static inline void soc_camera_limit_side(int *start, int *length, unsigned long soc_camera_apply_board_flags(struct soc_camera_subdev_desc *ssdd, const struct v4l2_mbus_config *cfg); -int soc_camera_power_on(struct device *dev, struct soc_camera_subdev_desc *ssdd); -int soc_camera_power_off(struct device *dev, struct soc_camera_subdev_desc *ssdd); +int soc_camera_power_init(struct device *dev, struct soc_camera_subdev_desc *ssdd); +int soc_camera_power_on(struct device *dev, struct soc_camera_subdev_desc *ssdd, + struct v4l2_clk *clk); +int soc_camera_power_off(struct device *dev, struct soc_camera_subdev_desc *ssdd, + struct v4l2_clk *clk); static inline int soc_camera_set_power(struct device *dev, - struct soc_camera_subdev_desc *ssdd, bool on) + struct soc_camera_subdev_desc *ssdd, struct v4l2_clk *clk, bool on) { - return on ? soc_camera_power_on(dev, ssdd) - : soc_camera_power_off(dev, ssdd); + return on ? soc_camera_power_on(dev, ssdd, clk) + : soc_camera_power_off(dev, ssdd, clk); } /* This is only temporary here - until v4l2-subdev begins to link to video_device */ @@ -346,9 +373,9 @@ static inline struct soc_camera_subdev_desc *soc_camera_i2c_to_desc(const struct return client->dev.platform_data; } -static inline struct v4l2_subdev *soc_camera_vdev_to_subdev(const struct video_device *vdev) +static inline struct v4l2_subdev *soc_camera_vdev_to_subdev(struct video_device *vdev) { - struct soc_camera_device *icd = dev_get_drvdata(vdev->parent); + struct soc_camera_device *icd = video_get_drvdata(vdev); return soc_camera_to_subdev(icd); } diff --git a/include/media/ths7303.h b/include/media/ths7303.h index 980ec51..a7b4929 100644 --- a/include/media/ths7303.h +++ b/include/media/ths7303.h @@ -30,13 +30,11 @@ * @ch_1: Bias value for channel one. * @ch_2: Bias value for channel two. * @ch_3: Bias value for channel three. - * @init_enable: initalize on init. */ struct ths7303_platform_data { u8 ch_1; u8 ch_2; u8 ch_3; - u8 init_enable; }; #endif diff --git a/include/media/tveeprom.h b/include/media/tveeprom.h index a8ad75a..4a1191a 100644 --- a/include/media/tveeprom.h +++ b/include/media/tveeprom.h @@ -1,6 +1,17 @@ /* */ +enum tveeprom_audio_processor { + /* No audio processor present */ + TVEEPROM_AUDPROC_NONE, + /* The audio processor is internal to the video processor */ + TVEEPROM_AUDPROC_INTERNAL, + /* The audio processor is a MSPXXXX device */ + TVEEPROM_AUDPROC_MSP, + /* The audio processor is another device */ + TVEEPROM_AUDPROC_OTHER, +}; + struct tveeprom { u32 has_radio; /* If has_ir == 0, then it is unknown what the IR capabilities are, diff --git a/include/media/tvp7002.h b/include/media/tvp7002.h index ee43534..fadb6af 100644 --- a/include/media/tvp7002.h +++ b/include/media/tvp7002.h @@ -26,31 +26,29 @@ #ifndef _TVP7002_H_ #define _TVP7002_H_ -/* Platform-dependent data - * - * clk_polarity: - * 0 -> data clocked out on rising edge of DATACLK signal - * 1 -> data clocked out on falling edge of DATACLK signal - * hs_polarity: - * 0 -> active low HSYNC output - * 1 -> active high HSYNC output - * sog_polarity: - * 0 -> normal operation - * 1 -> operation with polarity inverted - * vs_polarity: - * 0 -> active low VSYNC output - * 1 -> active high VSYNC output - * fid_polarity: - * 0 -> the field ID output is set to logic 1 for an odd - * field (field 1) and set to logic 0 for an even - * field (field 0). - * 1 -> operation with polarity inverted. +#define TVP7002_MODULE_NAME "tvp7002" + +/** + * struct tvp7002_config - Platform dependent data + *@clk_polarity: Clock polarity + * 0 - Data clocked out on rising edge of DATACLK signal + * 1 - Data clocked out on falling edge of DATACLK signal + *@hs_polarity: HSYNC polarity + * 0 - Active low HSYNC output, 1 - Active high HSYNC output + *@vs_polarity: VSYNC Polarity + * 0 - Active low VSYNC output, 1 - Active high VSYNC output + *@fid_polarity: Active-high Field ID polarity. + * 0 - The field ID output is set to logic 1 for an odd field + * (field 1) and set to logic 0 for an even field (field 0). + * 1 - Operation with polarity inverted. + *@sog_polarity: Active high Sync on Green output polarity. + * 0 - Normal operation, 1 - Operation with polarity inverted */ struct tvp7002_config { - u8 clk_polarity; - u8 hs_polarity; - u8 vs_polarity; - u8 fid_polarity; - u8 sog_polarity; + bool clk_polarity; + bool hs_polarity; + bool vs_polarity; + bool fid_polarity; + bool sog_polarity; }; #endif diff --git a/include/media/v4l2-async.h b/include/media/v4l2-async.h new file mode 100644 index 0000000..c3ec6ac --- /dev/null +++ b/include/media/v4l2-async.h @@ -0,0 +1,105 @@ +/* + * V4L2 asynchronous subdevice registration API + * + * Copyright (C) 2012-2013, Guennadi Liakhovetski + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef V4L2_ASYNC_H +#define V4L2_ASYNC_H + +#include +#include + +struct device; +struct v4l2_device; +struct v4l2_subdev; +struct v4l2_async_notifier; + +/* A random max subdevice number, used to allocate an array on stack */ +#define V4L2_MAX_SUBDEVS 128U + +enum v4l2_async_bus_type { + V4L2_ASYNC_BUS_CUSTOM, + V4L2_ASYNC_BUS_PLATFORM, + V4L2_ASYNC_BUS_I2C, +}; + +/** + * struct v4l2_async_subdev - sub-device descriptor, as known to a bridge + * @bus_type: subdevice bus type to select the appropriate matching method + * @match: union of per-bus type matching data sets + * @list: used to link struct v4l2_async_subdev objects, waiting to be + * probed, to a notifier->waiting list + */ +struct v4l2_async_subdev { + enum v4l2_async_bus_type bus_type; + union { + struct { + const char *name; + } platform; + struct { + int adapter_id; + unsigned short address; + } i2c; + struct { + bool (*match)(struct device *, + struct v4l2_async_subdev *); + void *priv; + } custom; + } match; + + /* v4l2-async core private: not to be used by drivers */ + struct list_head list; +}; + +/** + * v4l2_async_subdev_list - provided by subdevices + * @list: links struct v4l2_async_subdev_list objects to a global list + * before probing, and onto notifier->done after probing + * @asd: pointer to respective struct v4l2_async_subdev + * @notifier: pointer to managing notifier + */ +struct v4l2_async_subdev_list { + struct list_head list; + struct v4l2_async_subdev *asd; + struct v4l2_async_notifier *notifier; +}; + +/** + * v4l2_async_notifier - v4l2_device notifier data + * @num_subdevs:number of subdevices + * @subdev: array of pointers to subdevice descriptors + * @v4l2_dev: pointer to struct v4l2_device + * @waiting: list of struct v4l2_async_subdev, waiting for their drivers + * @done: list of struct v4l2_async_subdev_list, already probed + * @list: member in a global list of notifiers + * @bound: a subdevice driver has successfully probed one of subdevices + * @complete: all subdevices have been probed successfully + * @unbind: a subdevice is leaving + */ +struct v4l2_async_notifier { + unsigned int num_subdevs; + struct v4l2_async_subdev **subdev; + struct v4l2_device *v4l2_dev; + struct list_head waiting; + struct list_head done; + struct list_head list; + int (*bound)(struct v4l2_async_notifier *notifier, + struct v4l2_subdev *subdev, + struct v4l2_async_subdev *asd); + int (*complete)(struct v4l2_async_notifier *notifier); + void (*unbind)(struct v4l2_async_notifier *notifier, + struct v4l2_subdev *subdev, + struct v4l2_async_subdev *asd); +}; + +int v4l2_async_notifier_register(struct v4l2_device *v4l2_dev, + struct v4l2_async_notifier *notifier); +void v4l2_async_notifier_unregister(struct v4l2_async_notifier *notifier); +int v4l2_async_register_subdev(struct v4l2_subdev *sd); +void v4l2_async_unregister_subdev(struct v4l2_subdev *sd); +#endif diff --git a/include/media/v4l2-chip-ident.h b/include/media/v4l2-chip-ident.h deleted file mode 100644 index c259b36..0000000 --- a/include/media/v4l2-chip-ident.h +++ /dev/null @@ -1,352 +0,0 @@ -/* - v4l2 chip identifiers header - - This header provides a list of chip identifiers that can be returned - through the VIDIOC_DBG_G_CHIP_IDENT ioctl. - - Copyright (C) 2007 Hans Verkuil - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef V4L2_CHIP_IDENT_H_ -#define V4L2_CHIP_IDENT_H_ - -/* VIDIOC_DBG_G_CHIP_IDENT: identifies the actual chip installed on the board */ - -/* KEEP THIS LIST ORDERED BY ID! - Otherwise it will be hard to see which ranges are already in use when - adding support to a new chip family. */ -enum { - /* general idents: reserved range 0-49 */ - V4L2_IDENT_NONE = 0, /* No chip matched */ - V4L2_IDENT_AMBIGUOUS = 1, /* Match too general, multiple chips matched */ - V4L2_IDENT_UNKNOWN = 2, /* Chip found, but cannot identify */ - - /* module tvaudio: reserved range 50-99 */ - V4L2_IDENT_TVAUDIO = 50, /* A tvaudio chip, unknown which it is exactly */ - - /* Sony IMX074 */ - V4L2_IDENT_IMX074 = 74, - - /* module saa7110: just ident 100 */ - V4L2_IDENT_SAA7110 = 100, - - /* module saa7115: reserved range 101-149 */ - V4L2_IDENT_SAA7111 = 101, - V4L2_IDENT_SAA7111A = 102, - V4L2_IDENT_SAA7113 = 103, - V4L2_IDENT_SAA7114 = 104, - V4L2_IDENT_SAA7115 = 105, - V4L2_IDENT_SAA7118 = 108, - - /* module saa7127: reserved range 150-199 */ - V4L2_IDENT_SAA7127 = 157, - V4L2_IDENT_SAA7129 = 159, - - /* module cx25840: reserved range 200-249 */ - V4L2_IDENT_CX25836 = 236, - V4L2_IDENT_CX25837 = 237, - V4L2_IDENT_CX25840 = 240, - V4L2_IDENT_CX25841 = 241, - V4L2_IDENT_CX25842 = 242, - V4L2_IDENT_CX25843 = 243, - - /* OmniVision sensors: reserved range 250-299 */ - V4L2_IDENT_OV7670 = 250, - V4L2_IDENT_OV7720 = 251, - V4L2_IDENT_OV7725 = 252, - V4L2_IDENT_OV7660 = 253, - V4L2_IDENT_OV9650 = 254, - V4L2_IDENT_OV9655 = 255, - V4L2_IDENT_SOI968 = 256, - V4L2_IDENT_OV9640 = 257, - V4L2_IDENT_OV6650 = 258, - V4L2_IDENT_OV2640 = 259, - V4L2_IDENT_OV9740 = 260, - V4L2_IDENT_OV5642 = 261, - - /* module saa7146: reserved range 300-309 */ - V4L2_IDENT_SAA7146 = 300, - - /* Conexant MPEG encoder/decoders: reserved range 400-420 */ - V4L2_IDENT_CX23418_843 = 403, /* Integrated A/V Decoder on the '418 */ - V4L2_IDENT_CX23415 = 415, - V4L2_IDENT_CX23416 = 416, - V4L2_IDENT_CX23417 = 417, - V4L2_IDENT_CX23418 = 418, - - /* module bt819: reserved range 810-819 */ - V4L2_IDENT_BT815A = 815, - V4L2_IDENT_BT817A = 817, - V4L2_IDENT_BT819A = 819, - - /* module au0828 */ - V4L2_IDENT_AU0828 = 828, - - /* module bttv: ident 848 + 849 */ - V4L2_IDENT_BT848 = 848, - V4L2_IDENT_BT849 = 849, - - /* module bt856: just ident 856 */ - V4L2_IDENT_BT856 = 856, - - /* module bt866: just ident 866 */ - V4L2_IDENT_BT866 = 866, - - /* module bttv: ident 878 + 879 */ - V4L2_IDENT_BT878 = 878, - V4L2_IDENT_BT879 = 879, - - /* module ks0127: reserved range 1120-1129 */ - V4L2_IDENT_KS0122S = 1122, - V4L2_IDENT_KS0127 = 1127, - V4L2_IDENT_KS0127B = 1128, - - /* module indycam: just ident 2000 */ - V4L2_IDENT_INDYCAM = 2000, - - /* module vp27smpx: just ident 2700 */ - V4L2_IDENT_VP27SMPX = 2700, - - /* module vpx3220: reserved range: 3210-3229 */ - V4L2_IDENT_VPX3214C = 3214, - V4L2_IDENT_VPX3216B = 3216, - V4L2_IDENT_VPX3220A = 3220, - - /* VX855 just ident 3409 */ - /* Other via devs could use 3314, 3324, 3327, 3336, 3364, 3353 */ - V4L2_IDENT_VIA_VX855 = 3409, - - /* module tvp5150 */ - V4L2_IDENT_TVP5150 = 5150, - - /* module saa5246a: just ident 5246 */ - V4L2_IDENT_SAA5246A = 5246, - - /* module saa5249: just ident 5249 */ - V4L2_IDENT_SAA5249 = 5249, - - /* module cs5345: just ident 5345 */ - V4L2_IDENT_CS5345 = 5345, - - /* module tea6415c: just ident 6415 */ - V4L2_IDENT_TEA6415C = 6415, - - /* module tea6420: just ident 6420 */ - V4L2_IDENT_TEA6420 = 6420, - - /* module saa6588: just ident 6588 */ - V4L2_IDENT_SAA6588 = 6588, - - /* module vs6624: just ident 6624 */ - V4L2_IDENT_VS6624 = 6624, - - /* module saa6752hs: reserved range 6750-6759 */ - V4L2_IDENT_SAA6752HS = 6752, - V4L2_IDENT_SAA6752HS_AC3 = 6753, - - /* modules tef6862: just ident 6862 */ - V4L2_IDENT_TEF6862 = 6862, - - /* module tvp7002: just ident 7002 */ - V4L2_IDENT_TVP7002 = 7002, - - /* module adv7170: just ident 7170 */ - V4L2_IDENT_ADV7170 = 7170, - - /* module adv7175: just ident 7175 */ - V4L2_IDENT_ADV7175 = 7175, - - /* module adv7180: just ident 7180 */ - V4L2_IDENT_ADV7180 = 7180, - - /* module adv7183: just ident 7183 */ - V4L2_IDENT_ADV7183 = 7183, - - /* module saa7185: just ident 7185 */ - V4L2_IDENT_SAA7185 = 7185, - - /* module saa7191: just ident 7191 */ - V4L2_IDENT_SAA7191 = 7191, - - /* module ths7303: just ident 7303 */ - V4L2_IDENT_THS7303 = 7303, - - /* module adv7343: just ident 7343 */ - V4L2_IDENT_ADV7343 = 7343, - - /* module ths7353: just ident 7353 */ - V4L2_IDENT_THS7353 = 7353, - - /* module adv7393: just ident 7393 */ - V4L2_IDENT_ADV7393 = 7393, - - /* module adv7604: just ident 7604 */ - V4L2_IDENT_ADV7604 = 7604, - - /* module saa7706h: just ident 7706 */ - V4L2_IDENT_SAA7706H = 7706, - - /* module mt9v011, just ident 8243 */ - V4L2_IDENT_MT9V011 = 8243, - - /* module wm8739: just ident 8739 */ - V4L2_IDENT_WM8739 = 8739, - - /* module wm8775: just ident 8775 */ - V4L2_IDENT_WM8775 = 8775, - - /* Marvell controllers starting at 8801 */ - V4L2_IDENT_CAFE = 8801, - V4L2_IDENT_ARMADA610 = 8802, - - /* AKM AK8813/AK8814 */ - V4L2_IDENT_AK8813 = 8813, - V4L2_IDENT_AK8814 = 8814, - - /* module cx23885 and cx25840 */ - V4L2_IDENT_CX23885 = 8850, - V4L2_IDENT_CX23885_AV = 8851, /* Integrated A/V decoder */ - V4L2_IDENT_CX23887 = 8870, - V4L2_IDENT_CX23887_AV = 8871, /* Integrated A/V decoder */ - V4L2_IDENT_CX23888 = 8880, - V4L2_IDENT_CX23888_AV = 8881, /* Integrated A/V decoder */ - V4L2_IDENT_CX23888_IR = 8882, /* Integrated infrared controller */ - - /* module ad9389b: just ident 9389 */ - V4L2_IDENT_AD9389B = 9389, - - /* module tda9840: just ident 9840 */ - V4L2_IDENT_TDA9840 = 9840, - - /* module tw9910: just ident 9910 */ - V4L2_IDENT_TW9910 = 9910, - - /* module sn9c20x: just ident 10000 */ - V4L2_IDENT_SN9C20X = 10000, - - /* module cx231xx and cx25840 */ - V4L2_IDENT_CX2310X_AV = 23099, /* Integrated A/V decoder; not in '100 */ - V4L2_IDENT_CX23100 = 23100, - V4L2_IDENT_CX23101 = 23101, - V4L2_IDENT_CX23102 = 23102, - - /* module msp3400: reserved range 34000-34999 for msp34xx */ - V4L2_IDENT_MSPX4XX = 34000, /* generic MSPX4XX identifier, only - use internally (tveeprom.c). */ - - V4L2_IDENT_MSP3400B = 34002, - V4L2_IDENT_MSP3400C = 34003, - V4L2_IDENT_MSP3400D = 34004, - V4L2_IDENT_MSP3400G = 34007, - V4L2_IDENT_MSP3401G = 34017, - V4L2_IDENT_MSP3402G = 34027, - V4L2_IDENT_MSP3405D = 34054, - V4L2_IDENT_MSP3405G = 34057, - V4L2_IDENT_MSP3407D = 34074, - V4L2_IDENT_MSP3407G = 34077, - - V4L2_IDENT_MSP3410B = 34102, - V4L2_IDENT_MSP3410C = 34103, - V4L2_IDENT_MSP3410D = 34104, - V4L2_IDENT_MSP3410G = 34107, - V4L2_IDENT_MSP3411G = 34117, - V4L2_IDENT_MSP3412G = 34127, - V4L2_IDENT_MSP3415D = 34154, - V4L2_IDENT_MSP3415G = 34157, - V4L2_IDENT_MSP3417D = 34174, - V4L2_IDENT_MSP3417G = 34177, - - V4L2_IDENT_MSP3420G = 34207, - V4L2_IDENT_MSP3421G = 34217, - V4L2_IDENT_MSP3422G = 34227, - V4L2_IDENT_MSP3425G = 34257, - V4L2_IDENT_MSP3427G = 34277, - - V4L2_IDENT_MSP3430G = 34307, - V4L2_IDENT_MSP3431G = 34317, - V4L2_IDENT_MSP3435G = 34357, - V4L2_IDENT_MSP3437G = 34377, - - V4L2_IDENT_MSP3440G = 34407, - V4L2_IDENT_MSP3441G = 34417, - V4L2_IDENT_MSP3442G = 34427, - V4L2_IDENT_MSP3445G = 34457, - V4L2_IDENT_MSP3447G = 34477, - - V4L2_IDENT_MSP3450G = 34507, - V4L2_IDENT_MSP3451G = 34517, - V4L2_IDENT_MSP3452G = 34527, - V4L2_IDENT_MSP3455G = 34557, - V4L2_IDENT_MSP3457G = 34577, - - V4L2_IDENT_MSP3460G = 34607, - V4L2_IDENT_MSP3461G = 34617, - V4L2_IDENT_MSP3465G = 34657, - V4L2_IDENT_MSP3467G = 34677, - - /* module msp3400: reserved range 44000-44999 for msp44xx */ - V4L2_IDENT_MSP4400G = 44007, - V4L2_IDENT_MSP4408G = 44087, - V4L2_IDENT_MSP4410G = 44107, - V4L2_IDENT_MSP4418G = 44187, - V4L2_IDENT_MSP4420G = 44207, - V4L2_IDENT_MSP4428G = 44287, - V4L2_IDENT_MSP4440G = 44407, - V4L2_IDENT_MSP4448G = 44487, - V4L2_IDENT_MSP4450G = 44507, - V4L2_IDENT_MSP4458G = 44587, - - /* Micron CMOS sensor chips: 45000-45099 */ - V4L2_IDENT_MT9M001C12ST = 45000, - V4L2_IDENT_MT9M001C12STM = 45005, - V4L2_IDENT_MT9M111 = 45007, - V4L2_IDENT_MT9M112 = 45008, - V4L2_IDENT_MT9V022IX7ATC = 45010, /* No way to detect "normal" I77ATx */ - V4L2_IDENT_MT9V022IX7ATM = 45015, /* and "lead free" IA7ATx chips */ - V4L2_IDENT_MT9T031 = 45020, - V4L2_IDENT_MT9T111 = 45021, - V4L2_IDENT_MT9T112 = 45022, - V4L2_IDENT_MT9V111 = 45031, - V4L2_IDENT_MT9V112 = 45032, - - /* HV7131R CMOS sensor: just ident 46000 */ - V4L2_IDENT_HV7131R = 46000, - - /* Sharp RJ54N1CB0C, 0xCB0C = 51980 */ - V4L2_IDENT_RJ54N1CB0C = 51980, - - /* module m52790: just ident 52790 */ - V4L2_IDENT_M52790 = 52790, - - /* module cs53132a: just ident 53132 */ - V4L2_IDENT_CS53l32A = 53132, - - /* modules upd61151 MPEG2 encoder: just ident 54000 */ - V4L2_IDENT_UPD61161 = 54000, - /* modules upd61152 MPEG2 encoder with AC3: just ident 54001 */ - V4L2_IDENT_UPD61162 = 54001, - - /* module upd64031a: just ident 64031 */ - V4L2_IDENT_UPD64031A = 64031, - - /* module upd64083: just ident 64083 */ - V4L2_IDENT_UPD64083 = 64083, - - /* Don't just add new IDs at the end: KEEP THIS LIST ORDERED BY ID! */ -}; - -#endif diff --git a/include/media/v4l2-clk.h b/include/media/v4l2-clk.h new file mode 100644 index 0000000..0503a90 --- /dev/null +++ b/include/media/v4l2-clk.h @@ -0,0 +1,54 @@ +/* + * V4L2 clock service + * + * Copyright (C) 2012-2013, Guennadi Liakhovetski + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * ATTENTION: This is a temporary API and it shall be replaced by the generic + * clock API, when the latter becomes widely available. + */ + +#ifndef MEDIA_V4L2_CLK_H +#define MEDIA_V4L2_CLK_H + +#include +#include +#include + +struct module; +struct device; + +struct v4l2_clk { + struct list_head list; + const struct v4l2_clk_ops *ops; + const char *dev_id; + const char *id; + int enable; + struct mutex lock; /* Protect the enable count */ + atomic_t use_count; + void *priv; +}; + +struct v4l2_clk_ops { + struct module *owner; + int (*enable)(struct v4l2_clk *clk); + void (*disable)(struct v4l2_clk *clk); + unsigned long (*get_rate)(struct v4l2_clk *clk); + int (*set_rate)(struct v4l2_clk *clk, unsigned long); +}; + +struct v4l2_clk *v4l2_clk_register(const struct v4l2_clk_ops *ops, + const char *dev_name, + const char *name, void *priv); +void v4l2_clk_unregister(struct v4l2_clk *clk); +struct v4l2_clk *v4l2_clk_get(struct device *dev, const char *id); +void v4l2_clk_put(struct v4l2_clk *clk); +int v4l2_clk_enable(struct v4l2_clk *clk); +void v4l2_clk_disable(struct v4l2_clk *clk); +unsigned long v4l2_clk_get_rate(struct v4l2_clk *clk); +int v4l2_clk_set_rate(struct v4l2_clk *clk, unsigned long rate); + +#endif diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index 1d93c48..015ff82 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -100,16 +100,6 @@ u32 v4l2_ctrl_next(const u32 * const *ctrl_classes, u32 id); /* ------------------------------------------------------------------------- */ -/* Register/chip ident helper function */ - -struct i2c_client; /* forward reference */ -int v4l2_chip_match_i2c_client(struct i2c_client *c, const struct v4l2_dbg_match *match); -int v4l2_chip_ident_i2c_client(struct i2c_client *c, struct v4l2_dbg_chip_ident *chip, - u32 ident, u32 revision); -int v4l2_chip_match_host(const struct v4l2_dbg_match *match); - -/* ------------------------------------------------------------------------- */ - /* I2C Helper functions */ struct i2c_driver; diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h index 95d1c91..c768c9f 100644 --- a/include/media/v4l2-dev.h +++ b/include/media/v4l2-dev.h @@ -96,9 +96,9 @@ struct video_device struct device dev; /* v4l device */ struct cdev *cdev; /* character device */ - /* Set either parent or v4l2_dev if your driver uses v4l2_device */ - struct device *parent; /* device parent */ struct v4l2_device *v4l2_dev; /* v4l2_device parent */ + /* Only set parent if that can't be deduced from v4l2_dev */ + struct device *dev_parent; /* device parent */ /* Control handler associated with this device node. May be NULL. */ struct v4l2_ctrl_handler *ctrl_handler; @@ -129,7 +129,6 @@ struct video_device /* Video standard vars */ v4l2_std_id tvnorms; /* Supported tv norms */ - v4l2_std_id current_norm; /* Current tvnorm */ /* callbacks */ void (*release)(struct video_device *vdev); diff --git a/include/media/v4l2-int-device.h b/include/media/v4l2-int-device.h index e6aa231..0286c95 100644 --- a/include/media/v4l2-int-device.h +++ b/include/media/v4l2-int-device.h @@ -220,8 +220,6 @@ enum v4l2_int_ioctl_num { vidioc_int_reset_num, /* VIDIOC_INT_INIT */ vidioc_int_init_num, - /* VIDIOC_DBG_G_CHIP_IDENT */ - vidioc_int_g_chip_ident_num, /* * @@ -303,6 +301,5 @@ V4L2_INT_WRAPPER_1(enum_frameintervals, struct v4l2_frmivalenum, *); V4L2_INT_WRAPPER_0(reset); V4L2_INT_WRAPPER_0(init); -V4L2_INT_WRAPPER_1(g_chip_ident, int, *); #endif diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h index 931652f..e0b74a4 100644 --- a/include/media/v4l2-ioctl.h +++ b/include/media/v4l2-ioctl.h @@ -247,8 +247,6 @@ struct v4l2_ioctl_ops { int (*vidioc_g_chip_info) (struct file *file, void *fh, struct v4l2_dbg_chip_info *chip); #endif - int (*vidioc_g_chip_ident) (struct file *file, void *fh, - struct v4l2_dbg_chip_ident *chip); int (*vidioc_enum_framesizes) (struct file *file, void *fh, struct v4l2_frmsizeenum *fsize); diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 5298d67..3250cc5 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -88,7 +89,6 @@ struct v4l2_decode_vbi_line { /* Core ops: it is highly recommended to implement at least these ops: - g_chip_ident log_status g_register s_register @@ -145,7 +145,6 @@ struct v4l2_subdev_io_pin_config { performed later. It must not sleep. *Called from an IRQ context*. */ struct v4l2_subdev_core_ops { - int (*g_chip_ident)(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip); int (*log_status)(struct v4l2_subdev *sd); int (*s_io_pin_config)(struct v4l2_subdev *sd, size_t n, struct v4l2_subdev_io_pin_config *pincfg); @@ -585,8 +584,17 @@ struct v4l2_subdev { void *host_priv; /* subdev device node */ struct video_device *devnode; + /* pointer to the physical device, if any */ + struct device *dev; + struct v4l2_async_subdev_list asdl; }; +static inline struct v4l2_subdev *v4l2_async_to_subdev( + struct v4l2_async_subdev_list *asdl) +{ + return container_of(asdl, struct v4l2_subdev, asdl); +} + #define media_entity_to_v4l2_subdev(ent) \ container_of(ent, struct v4l2_subdev, entity) #define vdev_to_v4l2_subdev(vdev) \ @@ -660,7 +668,7 @@ void v4l2_subdev_init(struct v4l2_subdev *sd, /* Call an ops of a v4l2_subdev, doing the right checks against NULL pointers. - Example: err = v4l2_subdev_call(sd, core, g_chip_ident, &chip); + Example: err = v4l2_subdev_call(sd, core, s_std, norm); */ #define v4l2_subdev_call(sd, o, f, args...) \ (!(sd) ? -ENODEV : (((sd)->ops->o && (sd)->ops->o->f) ? \ diff --git a/include/net/busy_poll.h b/include/net/busy_poll.h new file mode 100644 index 0000000..a14339c --- /dev/null +++ b/include/net/busy_poll.h @@ -0,0 +1,185 @@ +/* + * net busy poll support + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * Author: Eliezer Tamir + * + * Contact Information: + * e1000-devel Mailing List + */ + +#ifndef _LINUX_NET_BUSY_POLL_H +#define _LINUX_NET_BUSY_POLL_H + +#include +#include + +#ifdef CONFIG_NET_LL_RX_POLL + +struct napi_struct; +extern unsigned int sysctl_net_busy_read __read_mostly; +extern unsigned int sysctl_net_busy_poll __read_mostly; + +/* return values from ndo_ll_poll */ +#define LL_FLUSH_FAILED -1 +#define LL_FLUSH_BUSY -2 + +static inline bool net_busy_loop_on(void) +{ + return sysctl_net_busy_poll; +} + +/* a wrapper to make debug_smp_processor_id() happy + * we can use sched_clock() because we don't care much about precision + * we only care that the average is bounded + */ +#ifdef CONFIG_DEBUG_PREEMPT +static inline u64 busy_loop_us_clock(void) +{ + u64 rc; + + preempt_disable_notrace(); + rc = sched_clock(); + preempt_enable_no_resched_notrace(); + + return rc >> 10; +} +#else /* CONFIG_DEBUG_PREEMPT */ +static inline u64 busy_loop_us_clock(void) +{ + return sched_clock() >> 10; +} +#endif /* CONFIG_DEBUG_PREEMPT */ + +static inline unsigned long sk_busy_loop_end_time(struct sock *sk) +{ + return busy_loop_us_clock() + ACCESS_ONCE(sk->sk_ll_usec); +} + +/* in poll/select we use the global sysctl_net_ll_poll value */ +static inline unsigned long busy_loop_end_time(void) +{ + return busy_loop_us_clock() + ACCESS_ONCE(sysctl_net_busy_poll); +} + +static inline bool sk_can_busy_loop(struct sock *sk) +{ + return sk->sk_ll_usec && sk->sk_napi_id && + !need_resched() && !signal_pending(current); +} + + +static inline bool busy_loop_timeout(unsigned long end_time) +{ + unsigned long now = busy_loop_us_clock(); + + return time_after(now, end_time); +} + +/* when used in sock_poll() nonblock is known at compile time to be true + * so the loop and end_time will be optimized out + */ +static inline bool sk_busy_loop(struct sock *sk, int nonblock) +{ + unsigned long end_time = !nonblock ? sk_busy_loop_end_time(sk) : 0; + const struct net_device_ops *ops; + struct napi_struct *napi; + int rc = false; + + /* + * rcu read lock for napi hash + * bh so we don't race with net_rx_action + */ + rcu_read_lock_bh(); + + napi = napi_by_id(sk->sk_napi_id); + if (!napi) + goto out; + + ops = napi->dev->netdev_ops; + if (!ops->ndo_busy_poll) + goto out; + + do { + rc = ops->ndo_busy_poll(napi); + + if (rc == LL_FLUSH_FAILED) + break; /* permanent failure */ + + if (rc > 0) + /* local bh are disabled so it is ok to use _BH */ + NET_ADD_STATS_BH(sock_net(sk), + LINUX_MIB_LOWLATENCYRXPACKETS, rc); + + } while (!nonblock && skb_queue_empty(&sk->sk_receive_queue) && + !need_resched() && !busy_loop_timeout(end_time)); + + rc = !skb_queue_empty(&sk->sk_receive_queue); +out: + rcu_read_unlock_bh(); + return rc; +} + +/* used in the NIC receive handler to mark the skb */ +static inline void skb_mark_napi_id(struct sk_buff *skb, + struct napi_struct *napi) +{ + skb->napi_id = napi->napi_id; +} + +/* used in the protocol hanlder to propagate the napi_id to the socket */ +static inline void sk_mark_napi_id(struct sock *sk, struct sk_buff *skb) +{ + sk->sk_napi_id = skb->napi_id; +} + +#else /* CONFIG_NET_LL_RX_POLL */ +static inline unsigned long net_busy_loop_on(void) +{ + return 0; +} + +static inline unsigned long busy_loop_end_time(void) +{ + return 0; +} + +static inline bool sk_can_busy_loop(struct sock *sk) +{ + return false; +} + +static inline bool sk_busy_poll(struct sock *sk, int nonblock) +{ + return false; +} + +static inline void skb_mark_napi_id(struct sk_buff *skb, + struct napi_struct *napi) +{ +} + +static inline void sk_mark_napi_id(struct sock *sk, struct sk_buff *skb) +{ +} + +static inline bool busy_loop_timeout(unsigned long end_time) +{ + return true; +} + +#endif /* CONFIG_NET_LL_RX_POLL */ +#endif /* _LINUX_NET_BUSY_POLL_H */ diff --git a/include/net/ll_poll.h b/include/net/ll_poll.h deleted file mode 100644 index 76f0340..0000000 --- a/include/net/ll_poll.h +++ /dev/null @@ -1,183 +0,0 @@ -/* - * Low Latency Sockets - * Copyright(c) 2013 Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - * - * Author: Eliezer Tamir - * - * Contact Information: - * e1000-devel Mailing List - */ - -#ifndef _LINUX_NET_LL_POLL_H -#define _LINUX_NET_LL_POLL_H - -#include -#include - -#ifdef CONFIG_NET_LL_RX_POLL - -struct napi_struct; -extern unsigned int sysctl_net_ll_read __read_mostly; -extern unsigned int sysctl_net_ll_poll __read_mostly; - -/* return values from ndo_ll_poll */ -#define LL_FLUSH_FAILED -1 -#define LL_FLUSH_BUSY -2 - -static inline bool net_busy_loop_on(void) -{ - return sysctl_net_ll_poll; -} - -/* a wrapper to make debug_smp_processor_id() happy - * we can use sched_clock() because we don't care much about precision - * we only care that the average is bounded - */ -#ifdef CONFIG_DEBUG_PREEMPT -static inline u64 busy_loop_us_clock(void) -{ - u64 rc; - - preempt_disable_notrace(); - rc = sched_clock(); - preempt_enable_no_resched_notrace(); - - return rc >> 10; -} -#else /* CONFIG_DEBUG_PREEMPT */ -static inline u64 busy_loop_us_clock(void) -{ - return sched_clock() >> 10; -} -#endif /* CONFIG_DEBUG_PREEMPT */ - -static inline unsigned long sk_busy_loop_end_time(struct sock *sk) -{ - return busy_loop_us_clock() + ACCESS_ONCE(sk->sk_ll_usec); -} - -/* in poll/select we use the global sysctl_net_ll_poll value */ -static inline unsigned long busy_loop_end_time(void) -{ - return busy_loop_us_clock() + ACCESS_ONCE(sysctl_net_ll_poll); -} - -static inline bool sk_can_busy_loop(struct sock *sk) -{ - return sk->sk_ll_usec && sk->sk_napi_id && - !need_resched() && !signal_pending(current); -} - - -static inline bool busy_loop_timeout(unsigned long end_time) -{ - unsigned long now = busy_loop_us_clock(); - - return time_after(now, end_time); -} - -/* when used in sock_poll() nonblock is known at compile time to be true - * so the loop and end_time will be optimized out - */ -static inline bool sk_busy_loop(struct sock *sk, int nonblock) -{ - unsigned long end_time = !nonblock ? sk_busy_loop_end_time(sk) : 0; - const struct net_device_ops *ops; - struct napi_struct *napi; - int rc = false; - - /* - * rcu read lock for napi hash - * bh so we don't race with net_rx_action - */ - rcu_read_lock_bh(); - - napi = napi_by_id(sk->sk_napi_id); - if (!napi) - goto out; - - ops = napi->dev->netdev_ops; - if (!ops->ndo_ll_poll) - goto out; - - do { - rc = ops->ndo_ll_poll(napi); - - if (rc == LL_FLUSH_FAILED) - break; /* permanent failure */ - - if (rc > 0) - /* local bh are disabled so it is ok to use _BH */ - NET_ADD_STATS_BH(sock_net(sk), - LINUX_MIB_LOWLATENCYRXPACKETS, rc); - - } while (!nonblock && skb_queue_empty(&sk->sk_receive_queue) && - !need_resched() && !busy_loop_timeout(end_time)); - - rc = !skb_queue_empty(&sk->sk_receive_queue); -out: - rcu_read_unlock_bh(); - return rc; -} - -/* used in the NIC receive handler to mark the skb */ -static inline void skb_mark_ll(struct sk_buff *skb, struct napi_struct *napi) -{ - skb->napi_id = napi->napi_id; -} - -/* used in the protocol hanlder to propagate the napi_id to the socket */ -static inline void sk_mark_ll(struct sock *sk, struct sk_buff *skb) -{ - sk->sk_napi_id = skb->napi_id; -} - -#else /* CONFIG_NET_LL_RX_POLL */ -static inline unsigned long net_busy_loop_on(void) -{ - return 0; -} - -static inline unsigned long busy_loop_end_time(void) -{ - return 0; -} - -static inline bool sk_can_busy_loop(struct sock *sk) -{ - return false; -} - -static inline bool sk_busy_poll(struct sock *sk, int nonblock) -{ - return false; -} - -static inline void skb_mark_ll(struct sk_buff *skb, struct napi_struct *napi) -{ -} - -static inline void sk_mark_ll(struct sock *sk, struct sk_buff *skb) -{ -} - -static inline bool busy_loop_timeout(unsigned long end_time) -{ - return true; -} - -#endif /* CONFIG_NET_LL_RX_POLL */ -#endif /* _LINUX_NET_LL_POLL_H */ diff --git a/include/rdma/ib.h b/include/rdma/ib.h new file mode 100644 index 0000000..cf8f9e7 --- /dev/null +++ b/include/rdma/ib.h @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2010 Intel Corporation. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#if !defined(_RDMA_IB_H) +#define _RDMA_IB_H + +#include + +struct ib_addr { + union { + __u8 uib_addr8[16]; + __be16 uib_addr16[8]; + __be32 uib_addr32[4]; + __be64 uib_addr64[2]; + } ib_u; +#define sib_addr8 ib_u.uib_addr8 +#define sib_addr16 ib_u.uib_addr16 +#define sib_addr32 ib_u.uib_addr32 +#define sib_addr64 ib_u.uib_addr64 +#define sib_raw ib_u.uib_addr8 +#define sib_subnet_prefix ib_u.uib_addr64[0] +#define sib_interface_id ib_u.uib_addr64[1] +}; + +static inline int ib_addr_any(const struct ib_addr *a) +{ + return ((a->sib_addr64[0] | a->sib_addr64[1]) == 0); +} + +static inline int ib_addr_loopback(const struct ib_addr *a) +{ + return ((a->sib_addr32[0] | a->sib_addr32[1] | + a->sib_addr32[2] | (a->sib_addr32[3] ^ htonl(1))) == 0); +} + +static inline void ib_addr_set(struct ib_addr *addr, + __be32 w1, __be32 w2, __be32 w3, __be32 w4) +{ + addr->sib_addr32[0] = w1; + addr->sib_addr32[1] = w2; + addr->sib_addr32[2] = w3; + addr->sib_addr32[3] = w4; +} + +static inline int ib_addr_cmp(const struct ib_addr *a1, const struct ib_addr *a2) +{ + return memcmp(a1, a2, sizeof(struct ib_addr)); +} + +struct sockaddr_ib { + unsigned short int sib_family; /* AF_IB */ + __be16 sib_pkey; + __be32 sib_flowinfo; + struct ib_addr sib_addr; + __be64 sib_sid; + __be64 sib_sid_mask; + __u64 sib_scope_id; +}; + +#endif /* _RDMA_IB_H */ diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h index 9996539..f3ac0f2 100644 --- a/include/rdma/ib_addr.h +++ b/include/rdma/ib_addr.h @@ -102,11 +102,7 @@ void rdma_addr_cancel(struct rdma_dev_addr *addr); int rdma_copy_addr(struct rdma_dev_addr *dev_addr, struct net_device *dev, const unsigned char *dst_dev_addr); -static inline int ip_addr_size(struct sockaddr *addr) -{ - return addr->sa_family == AF_INET6 ? - sizeof(struct sockaddr_in6) : sizeof(struct sockaddr_in); -} +int rdma_addr_size(struct sockaddr *addr); static inline u16 ib_addr_get_pkey(struct rdma_dev_addr *dev_addr) { diff --git a/include/rdma/ib_sa.h b/include/rdma/ib_sa.h index 8275e53..125f871 100644 --- a/include/rdma/ib_sa.h +++ b/include/rdma/ib_sa.h @@ -402,6 +402,12 @@ int ib_init_ah_from_path(struct ib_device *device, u8 port_num, struct ib_ah_attr *ah_attr); /** + * ib_sa_pack_path - Conert a path record from struct ib_sa_path_rec + * to IB MAD wire format. + */ +void ib_sa_pack_path(struct ib_sa_path_rec *rec, void *attribute); + +/** * ib_sa_unpack_path - Convert a path record from MAD format to struct * ib_sa_path_rec. */ @@ -418,4 +424,5 @@ int ib_sa_guid_info_rec_query(struct ib_sa_client *client, void *context), void *context, struct ib_sa_query **sa_query); + #endif /* IB_SA_H */ diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 98cc4b2..645c3ce 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -610,7 +610,21 @@ enum ib_qp_type { IB_QPT_RAW_PACKET = 8, IB_QPT_XRC_INI = 9, IB_QPT_XRC_TGT, - IB_QPT_MAX + IB_QPT_MAX, + /* Reserve a range for qp types internal to the low level driver. + * These qp types will not be visible at the IB core layer, so the + * IB_QPT_MAX usages should not be affected in the core layer + */ + IB_QPT_RESERVED1 = 0x1000, + IB_QPT_RESERVED2, + IB_QPT_RESERVED3, + IB_QPT_RESERVED4, + IB_QPT_RESERVED5, + IB_QPT_RESERVED6, + IB_QPT_RESERVED7, + IB_QPT_RESERVED8, + IB_QPT_RESERVED9, + IB_QPT_RESERVED10, }; enum ib_qp_create_flags { @@ -766,6 +780,19 @@ enum ib_wr_opcode { IB_WR_MASKED_ATOMIC_CMP_AND_SWP, IB_WR_MASKED_ATOMIC_FETCH_AND_ADD, IB_WR_BIND_MW, + /* reserve values for low level drivers' internal use. + * These values will not be used at all in the ib core layer. + */ + IB_WR_RESERVED1 = 0xf0, + IB_WR_RESERVED2, + IB_WR_RESERVED3, + IB_WR_RESERVED4, + IB_WR_RESERVED5, + IB_WR_RESERVED6, + IB_WR_RESERVED7, + IB_WR_RESERVED8, + IB_WR_RESERVED9, + IB_WR_RESERVED10, }; enum ib_send_flags { @@ -773,7 +800,11 @@ enum ib_send_flags { IB_SEND_SIGNALED = (1<<1), IB_SEND_SOLICITED = (1<<2), IB_SEND_INLINE = (1<<3), - IB_SEND_IP_CSUM = (1<<4) + IB_SEND_IP_CSUM = (1<<4), + + /* reserve bits 26-31 for low level drivers' internal use */ + IB_SEND_RESERVED_START = (1 << 26), + IB_SEND_RESERVED_END = (1 << 31), }; struct ib_sge { diff --git a/include/rdma/rdma_cm.h b/include/rdma/rdma_cm.h index ad3a314..1ed2088 100644 --- a/include/rdma/rdma_cm.h +++ b/include/rdma/rdma_cm.h @@ -70,6 +70,11 @@ enum rdma_port_space { RDMA_PS_UDP = 0x0111, }; +#define RDMA_IB_IP_PS_MASK 0xFFFFFFFFFFFF0000ULL +#define RDMA_IB_IP_PS_TCP 0x0000000001060000ULL +#define RDMA_IB_IP_PS_UDP 0x0000000001110000ULL +#define RDMA_IB_IP_PS_IB 0x00000000013F0000ULL + struct rdma_addr { struct sockaddr_storage src_addr; struct sockaddr_storage dst_addr; @@ -93,6 +98,7 @@ struct rdma_conn_param { /* Fields below ignored if a QP is created on the rdma_cm_id. */ u8 srq; u32 qp_num; + u32 qkey; }; struct rdma_ud_param { @@ -367,4 +373,11 @@ int rdma_set_reuseaddr(struct rdma_cm_id *id, int reuse); */ int rdma_set_afonly(struct rdma_cm_id *id, int afonly); + /** + * rdma_get_service_id - Return the IB service ID for a specified address. + * @id: Communication identifier associated with the address. + * @addr: Address for the service ID. + */ +__be64 rdma_get_service_id(struct rdma_cm_id *id, struct sockaddr *addr); + #endif /* RDMA_CM_H */ diff --git a/include/uapi/asm-generic/fcntl.h b/include/uapi/asm-generic/fcntl.h index 06632be..05ac354 100644 --- a/include/uapi/asm-generic/fcntl.h +++ b/include/uapi/asm-generic/fcntl.h @@ -84,10 +84,14 @@ #define O_PATH 010000000 #endif -#ifndef O_TMPFILE -#define O_TMPFILE 020000000 +#ifndef __O_TMPFILE +#define __O_TMPFILE 020000000 #endif +/* a horrid kludge trying to make sure that this will fail on old kernels */ +#define O_TMPFILE (__O_TMPFILE | O_DIRECTORY | O_RDWR) +#define O_TMPFILE_MASK (__O_TMPFILE | O_DIRECTORY | O_CREAT | O_ACCMODE) + #ifndef O_NDELAY #define O_NDELAY O_NONBLOCK #endif diff --git a/include/uapi/asm-generic/socket.h b/include/uapi/asm-generic/socket.h index ca3a20d..f04b69b 100644 --- a/include/uapi/asm-generic/socket.h +++ b/include/uapi/asm-generic/socket.h @@ -76,6 +76,6 @@ #define SO_SELECT_ERR_QUEUE 45 -#define SO_LL 46 +#define SO_BUSY_POLL 46 #endif /* __ASM_GENERIC_SOCKET_H */ diff --git a/include/uapi/linux/Kbuild b/include/uapi/linux/Kbuild index bdc6e87..997f9f2 100644 --- a/include/uapi/linux/Kbuild +++ b/include/uapi/linux/Kbuild @@ -62,6 +62,7 @@ header-y += auxvec.h header-y += ax25.h header-y += b1lli.h header-y += baycom.h +header-y += bcm933xx_hcs.h header-y += bfs_fs.h header-y += binfmts.h header-y += blkpg.h diff --git a/include/uapi/linux/bcm933xx_hcs.h b/include/uapi/linux/bcm933xx_hcs.h new file mode 100644 index 0000000..d228218 --- /dev/null +++ b/include/uapi/linux/bcm933xx_hcs.h @@ -0,0 +1,24 @@ +/* + * Broadcom Cable Modem firmware format + */ + +#ifndef __BCM933XX_HCS_H +#define __BCM933XX_HCS_H + +#include + +struct bcm_hcs { + __u16 magic; + __u16 control; + __u16 rev_maj; + __u16 rev_min; + __u32 build_date; + __u32 filelen; + __u32 ldaddress; + char filename[64]; + __u16 hcs; + __u16 her_znaet_chto; + __u32 crc; +}; + +#endif /* __BCM933XX_HCS */ diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index 69bd5bb..e90a88a 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -53,13 +53,13 @@ #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */ -#define V4L2_CTRL_CLASS_FM_TX 0x009b0000 /* FM Modulator control class */ +#define V4L2_CTRL_CLASS_FM_TX 0x009b0000 /* FM Modulator controls */ #define V4L2_CTRL_CLASS_FLASH 0x009c0000 /* Camera flash controls */ #define V4L2_CTRL_CLASS_JPEG 0x009d0000 /* JPEG-compression controls */ #define V4L2_CTRL_CLASS_IMAGE_SOURCE 0x009e0000 /* Image source controls */ #define V4L2_CTRL_CLASS_IMAGE_PROC 0x009f0000 /* Image processing controls */ #define V4L2_CTRL_CLASS_DV 0x00a00000 /* Digital Video controls */ -#define V4L2_CTRL_CLASS_FM_RX 0x00a10000 /* Digital Video controls */ +#define V4L2_CTRL_CLASS_FM_RX 0x00a10000 /* FM Receiver controls */ /* User-class control IDs */ diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index f40b41c..95ef455 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -395,7 +395,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */ #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */ #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */ -#define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 ES */ +#define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */ #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */ #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */ #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */ @@ -555,7 +555,7 @@ struct v4l2_jpegcompression { __u32 jpeg_markers; /* Which markers should go into the JPEG * output. Unless you exactly know what * you do, leave them untouched. - * Inluding less markers will make the + * Including less markers will make the * resulting code smaller, but there will * be fewer applications which can read it. * The presence of the APP and COM marker @@ -567,7 +567,7 @@ struct v4l2_jpegcompression { #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will - * allways use APP0 */ + * always use APP0 */ }; /* @@ -900,7 +900,7 @@ typedef __u64 v4l2_std_id; /* * "Common" PAL - This macro is there to be compatible with the old * V4L1 concept of "PAL": /BGDKHI. - * Several PAL standards are mising here: /M, /N and /Nc + * Several PAL standards are missing here: /M, /N and /Nc */ #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ V4L2_STD_PAL_DK |\ @@ -1787,11 +1787,13 @@ struct v4l2_event_subscription { /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ #define V4L2_CHIP_MATCH_BRIDGE 0 /* Match against chip ID on the bridge (0 for the bridge) */ +#define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */ + +/* The following four defines are no longer in use */ #define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */ #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ -#define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */ -#define V4L2_CHIP_MATCH_SUBDEV 4 /* Match against subdev index */ +#define V4L2_CHIP_MATCH_AC97 3 /* Match against ancillary AC97 chip */ struct v4l2_dbg_match { __u32 type; /* Match type */ @@ -1808,13 +1810,6 @@ struct v4l2_dbg_register { __u64 val; } __attribute__ ((packed)); -/* VIDIOC_DBG_G_CHIP_IDENT */ -struct v4l2_dbg_chip_ident { - struct v4l2_dbg_match match; - __u32 ident; /* chip identifier as specified in */ - __u32 revision; /* chip revision, chip specific */ -} __attribute__ ((packed)); - #define V4L2_CHIP_FL_READABLE (1 << 0) #define V4L2_CHIP_FL_WRITABLE (1 << 1) @@ -1915,12 +1910,6 @@ struct v4l2_create_buffers { #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register) #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register) -/* Experimental, meant for debugging, testing and internal use. - Never use this ioctl in applications! - Note: this ioctl is deprecated in favor of VIDIOC_DBG_G_CHIP_INFO and - will go away in the future. */ -#define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident) - #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings) diff --git a/include/uapi/rdma/rdma_user_cm.h b/include/uapi/rdma/rdma_user_cm.h index 1ee9239..99b80ab 100644 --- a/include/uapi/rdma/rdma_user_cm.h +++ b/include/uapi/rdma/rdma_user_cm.h @@ -45,8 +45,8 @@ enum { RDMA_USER_CM_CMD_CREATE_ID, RDMA_USER_CM_CMD_DESTROY_ID, - RDMA_USER_CM_CMD_BIND_ADDR, - RDMA_USER_CM_CMD_RESOLVE_ADDR, + RDMA_USER_CM_CMD_BIND_IP, + RDMA_USER_CM_CMD_RESOLVE_IP, RDMA_USER_CM_CMD_RESOLVE_ROUTE, RDMA_USER_CM_CMD_QUERY_ROUTE, RDMA_USER_CM_CMD_CONNECT, @@ -59,9 +59,13 @@ enum { RDMA_USER_CM_CMD_GET_OPTION, RDMA_USER_CM_CMD_SET_OPTION, RDMA_USER_CM_CMD_NOTIFY, - RDMA_USER_CM_CMD_JOIN_MCAST, + RDMA_USER_CM_CMD_JOIN_IP_MCAST, RDMA_USER_CM_CMD_LEAVE_MCAST, - RDMA_USER_CM_CMD_MIGRATE_ID + RDMA_USER_CM_CMD_MIGRATE_ID, + RDMA_USER_CM_CMD_QUERY, + RDMA_USER_CM_CMD_BIND, + RDMA_USER_CM_CMD_RESOLVE_ADDR, + RDMA_USER_CM_CMD_JOIN_MCAST }; /* @@ -95,28 +99,51 @@ struct rdma_ucm_destroy_id_resp { __u32 events_reported; }; -struct rdma_ucm_bind_addr { +struct rdma_ucm_bind_ip { __u64 response; struct sockaddr_in6 addr; __u32 id; }; -struct rdma_ucm_resolve_addr { +struct rdma_ucm_bind { + __u32 id; + __u16 addr_size; + __u16 reserved; + struct sockaddr_storage addr; +}; + +struct rdma_ucm_resolve_ip { struct sockaddr_in6 src_addr; struct sockaddr_in6 dst_addr; __u32 id; __u32 timeout_ms; }; +struct rdma_ucm_resolve_addr { + __u32 id; + __u32 timeout_ms; + __u16 src_size; + __u16 dst_size; + __u32 reserved; + struct sockaddr_storage src_addr; + struct sockaddr_storage dst_addr; +}; + struct rdma_ucm_resolve_route { __u32 id; __u32 timeout_ms; }; -struct rdma_ucm_query_route { +enum { + RDMA_USER_CM_QUERY_ADDR, + RDMA_USER_CM_QUERY_PATH, + RDMA_USER_CM_QUERY_GID +}; + +struct rdma_ucm_query { __u64 response; __u32 id; - __u32 reserved; + __u32 option; }; struct rdma_ucm_query_route_resp { @@ -129,9 +156,26 @@ struct rdma_ucm_query_route_resp { __u8 reserved[3]; }; +struct rdma_ucm_query_addr_resp { + __u64 node_guid; + __u8 port_num; + __u8 reserved; + __u16 pkey; + __u16 src_size; + __u16 dst_size; + struct sockaddr_storage src_addr; + struct sockaddr_storage dst_addr; +}; + +struct rdma_ucm_query_path_resp { + __u32 num_paths; + __u32 reserved; + struct ib_path_rec_data path_data[0]; +}; + struct rdma_ucm_conn_param { __u32 qp_num; - __u32 reserved; + __u32 qkey; __u8 private_data[RDMA_MAX_PRIVATE_DATA]; __u8 private_data_len; __u8 srq; @@ -192,13 +236,22 @@ struct rdma_ucm_notify { __u32 event; }; -struct rdma_ucm_join_mcast { +struct rdma_ucm_join_ip_mcast { __u64 response; /* rdma_ucm_create_id_resp */ __u64 uid; struct sockaddr_in6 addr; __u32 id; }; +struct rdma_ucm_join_mcast { + __u64 response; /* rdma_ucma_create_id_resp */ + __u64 uid; + __u32 id; + __u16 addr_size; + __u16 reserved; + struct sockaddr_storage addr; +}; + struct rdma_ucm_get_event { __u64 response; }; diff --git a/init/Kconfig b/init/Kconfig index 54d3fa5..247084b 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -1596,6 +1596,17 @@ config SLOB endchoice +config SLUB_CPU_PARTIAL + default y + depends on SLUB + bool "SLUB per cpu partial cache" + help + Per cpu partial caches accellerate objects allocation and freeing + that is local to a processor at the price of more indeterminism + in the latency of the free. On overflow these caches will be cleared + which requires the taking of locks that may cause latency spikes. + Typically one would choose no for a realtime system. + config MMAP_ALLOW_UNINITIALIZED bool "Allow mmapped anonymous memory to be uninitialized" depends on EXPERT && !MMU diff --git a/kernel/cgroup.c b/kernel/cgroup.c index e5583d1..0e0b20b 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -802,7 +802,6 @@ static struct cgroup *task_cgroup_from_root(struct task_struct *task, */ static int cgroup_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode); -static struct dentry *cgroup_lookup(struct inode *, struct dentry *, unsigned int); static int cgroup_rmdir(struct inode *unused_dir, struct dentry *dentry); static int cgroup_populate_dir(struct cgroup *cgrp, bool base_files, unsigned long subsys_mask); @@ -2642,7 +2641,7 @@ static const struct inode_operations cgroup_file_inode_operations = { }; static const struct inode_operations cgroup_dir_inode_operations = { - .lookup = cgroup_lookup, + .lookup = simple_lookup, .mkdir = cgroup_mkdir, .rmdir = cgroup_rmdir, .rename = cgroup_rename, @@ -2652,14 +2651,6 @@ static const struct inode_operations cgroup_dir_inode_operations = { .removexattr = cgroup_removexattr, }; -static struct dentry *cgroup_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags) -{ - if (dentry->d_name.len > NAME_MAX) - return ERR_PTR(-ENAMETOOLONG); - d_add(dentry, NULL); - return NULL; -} - /* * Check if a file is a control file */ diff --git a/kernel/events/core.c b/kernel/events/core.c index 1833bc5..eba8fb5 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -947,8 +947,18 @@ perf_lock_task_context(struct task_struct *task, int ctxn, unsigned long *flags) { struct perf_event_context *ctx; - rcu_read_lock(); retry: + /* + * One of the few rules of preemptible RCU is that one cannot do + * rcu_read_unlock() while holding a scheduler (or nested) lock when + * part of the read side critical section was preemptible -- see + * rcu_read_unlock_special(). + * + * Since ctx->lock nests under rq->lock we must ensure the entire read + * side critical section is non-preemptible. + */ + preempt_disable(); + rcu_read_lock(); ctx = rcu_dereference(task->perf_event_ctxp[ctxn]); if (ctx) { /* @@ -964,6 +974,8 @@ retry: raw_spin_lock_irqsave(&ctx->lock, *flags); if (ctx != rcu_dereference(task->perf_event_ctxp[ctxn])) { raw_spin_unlock_irqrestore(&ctx->lock, *flags); + rcu_read_unlock(); + preempt_enable(); goto retry; } @@ -973,6 +985,7 @@ retry: } } rcu_read_unlock(); + preempt_enable(); return ctx; } @@ -1950,7 +1963,16 @@ static int __perf_event_enable(void *info) struct perf_cpu_context *cpuctx = __get_cpu_context(ctx); int err; - if (WARN_ON_ONCE(!ctx->is_active)) + /* + * There's a time window between 'ctx->is_active' check + * in perf_event_enable function and this place having: + * - IRQs on + * - ctx->lock unlocked + * + * where the task could be killed and 'ctx' deactivated + * by perf_event_exit_task. + */ + if (!ctx->is_active) return -EINVAL; raw_spin_lock(&ctx->lock); @@ -7465,7 +7487,7 @@ inherit_task_group(struct perf_event *event, struct task_struct *parent, * child. */ - child_ctx = alloc_perf_context(event->pmu, child); + child_ctx = alloc_perf_context(parent_ctx->pmu, child); if (!child_ctx) return -ENOMEM; diff --git a/kernel/irq/generic-chip.c b/kernel/irq/generic-chip.c index 10e663a..452d6f2 100644 --- a/kernel/irq/generic-chip.c +++ b/kernel/irq/generic-chip.c @@ -275,7 +275,7 @@ int irq_alloc_domain_generic_chips(struct irq_domain *d, int irqs_per_chip, if (d->gc) return -EBUSY; - numchips = d->revmap_size / irqs_per_chip; + numchips = DIV_ROUND_UP(d->revmap_size, irqs_per_chip); if (!numchips) return -EINVAL; diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c index 2d7cd34..706724e 100644 --- a/kernel/irq/irqdomain.c +++ b/kernel/irq/irqdomain.c @@ -475,18 +475,6 @@ unsigned int irq_create_of_mapping(struct device_node *controller, domain = controller ? irq_find_host(controller) : irq_default_domain; if (!domain) { -#ifdef CONFIG_MIPS - /* - * Workaround to avoid breaking interrupt controller drivers - * that don't yet register an irq_domain. This is temporary - * code. ~~~gcl, Feb 24, 2012 - * - * Scheduled for removal in Linux v3.6. That should be enough - * time. - */ - if (intsize > 0) - return intspec[0]; -#endif pr_warn("no irq domain found for %s !\n", of_node_full_name(controller)); return 0; diff --git a/kernel/mutex.c b/kernel/mutex.c index e581ada..ff05f4b 100644 --- a/kernel/mutex.c +++ b/kernel/mutex.c @@ -18,6 +18,7 @@ * Also see Documentation/mutex-design.txt. */ #include +#include #include #include #include diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 9b1f2e5..0d8eb45 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -370,13 +370,6 @@ static struct rq *this_rq_lock(void) #ifdef CONFIG_SCHED_HRTICK /* * Use HR-timers to deliver accurate preemption points. - * - * Its all a bit involved since we cannot program an hrt while holding the - * rq->lock. So what we do is store a state in in rq->hrtick_* and ask for a - * reschedule event. - * - * When we get rescheduled we reprogram the hrtick_timer outside of the - * rq->lock. */ static void hrtick_clear(struct rq *rq) @@ -404,6 +397,15 @@ static enum hrtimer_restart hrtick(struct hrtimer *timer) } #ifdef CONFIG_SMP + +static int __hrtick_restart(struct rq *rq) +{ + struct hrtimer *timer = &rq->hrtick_timer; + ktime_t time = hrtimer_get_softexpires(timer); + + return __hrtimer_start_range_ns(timer, time, 0, HRTIMER_MODE_ABS_PINNED, 0); +} + /* * called from hardirq (IPI) context */ @@ -412,7 +414,7 @@ static void __hrtick_start(void *arg) struct rq *rq = arg; raw_spin_lock(&rq->lock); - hrtimer_restart(&rq->hrtick_timer); + __hrtick_restart(rq); rq->hrtick_csd_pending = 0; raw_spin_unlock(&rq->lock); } @@ -430,7 +432,7 @@ void hrtick_start(struct rq *rq, u64 delay) hrtimer_set_expires(timer, time); if (rq == this_rq()) { - hrtimer_restart(timer); + __hrtick_restart(rq); } else if (!rq->hrtick_csd_pending) { __smp_call_function_single(cpu_of(rq), &rq->hrtick_csd, 0); rq->hrtick_csd_pending = 1; diff --git a/kernel/sysctl.c b/kernel/sysctl.c index e5b31af..ac09d98 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -807,7 +807,7 @@ static struct ctl_table kern_table[] = { #if defined(CONFIG_LOCKUP_DETECTOR) { .procname = "watchdog", - .data = &watchdog_enabled, + .data = &watchdog_user_enabled, .maxlen = sizeof (int), .mode = 0644, .proc_handler = proc_dowatchdog, @@ -834,7 +834,7 @@ static struct ctl_table kern_table[] = { }, { .procname = "nmi_watchdog", - .data = &watchdog_enabled, + .data = &watchdog_user_enabled, .maxlen = sizeof (int), .mode = 0644, .proc_handler = proc_dowatchdog, diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c index 6d3f916..218bcb5 100644 --- a/kernel/time/tick-broadcast.c +++ b/kernel/time/tick-broadcast.c @@ -157,7 +157,10 @@ int tick_device_uses_broadcast(struct clock_event_device *dev, int cpu) dev->event_handler = tick_handle_periodic; tick_device_setup_broadcast_func(dev); cpumask_set_cpu(cpu, tick_broadcast_mask); - tick_broadcast_start_periodic(bc); + if (tick_broadcast_device.mode == TICKDEV_MODE_PERIODIC) + tick_broadcast_start_periodic(bc); + else + tick_broadcast_setup_oneshot(bc); ret = 1; } else { /* diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 0cf1c14..6960172 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -178,6 +178,11 @@ static bool can_stop_full_tick(void) */ if (!sched_clock_stable) { trace_tick_stop(0, "unstable sched clock\n"); + /* + * Don't allow the user to think they can get + * full NO_HZ with this machine. + */ + WARN_ONCE(1, "NO_HZ FULL will not work with unstable sched clock"); return false; } #endif @@ -346,16 +351,6 @@ void __init tick_nohz_init(void) } cpu_notifier(tick_nohz_cpu_down_callback, 0); - - /* Make sure full dynticks CPU are also RCU nocbs */ - for_each_cpu(cpu, nohz_full_mask) { - if (!rcu_is_nocb_cpu(cpu)) { - pr_warning("NO_HZ: CPU %d is not RCU nocb: " - "cleared from nohz_full range", cpu); - cpumask_clear_cpu(cpu, nohz_full_mask); - } - } - cpulist_scnprintf(nohz_full_buf, sizeof(nohz_full_buf), nohz_full_mask); pr_info("NO_HZ: Full dynticks CPUs: %s.\n", nohz_full_buf); } diff --git a/kernel/watchdog.c b/kernel/watchdog.c index 05039e3..1241d8c 100644 --- a/kernel/watchdog.c +++ b/kernel/watchdog.c @@ -29,9 +29,9 @@ #include #include -int watchdog_enabled = 1; +int watchdog_user_enabled = 1; int __read_mostly watchdog_thresh = 10; -static int __read_mostly watchdog_disabled; +static int __read_mostly watchdog_running; static u64 __read_mostly sample_period; static DEFINE_PER_CPU(unsigned long, watchdog_touch_ts); @@ -63,7 +63,7 @@ static int __init hardlockup_panic_setup(char *str) else if (!strncmp(str, "nopanic", 7)) hardlockup_panic = 0; else if (!strncmp(str, "0", 1)) - watchdog_enabled = 0; + watchdog_user_enabled = 0; return 1; } __setup("nmi_watchdog=", hardlockup_panic_setup); @@ -82,7 +82,7 @@ __setup("softlockup_panic=", softlockup_panic_setup); static int __init nowatchdog_setup(char *str) { - watchdog_enabled = 0; + watchdog_user_enabled = 0; return 1; } __setup("nowatchdog", nowatchdog_setup); @@ -90,7 +90,7 @@ __setup("nowatchdog", nowatchdog_setup); /* deprecated */ static int __init nosoftlockup_setup(char *str) { - watchdog_enabled = 0; + watchdog_user_enabled = 0; return 1; } __setup("nosoftlockup", nosoftlockup_setup); @@ -158,7 +158,7 @@ void touch_all_softlockup_watchdogs(void) #ifdef CONFIG_HARDLOCKUP_DETECTOR void touch_nmi_watchdog(void) { - if (watchdog_enabled) { + if (watchdog_user_enabled) { unsigned cpu; for_each_present_cpu(cpu) { @@ -347,11 +347,6 @@ static void watchdog_enable(unsigned int cpu) hrtimer_init(hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); hrtimer->function = watchdog_timer_fn; - if (!watchdog_enabled) { - kthread_park(current); - return; - } - /* Enable the perf event */ watchdog_nmi_enable(cpu); @@ -374,6 +369,11 @@ static void watchdog_disable(unsigned int cpu) watchdog_nmi_disable(cpu); } +static void watchdog_cleanup(unsigned int cpu, bool online) +{ + watchdog_disable(cpu); +} + static int watchdog_should_run(unsigned int cpu) { return __this_cpu_read(hrtimer_interrupts) != @@ -475,28 +475,40 @@ static int watchdog_nmi_enable(unsigned int cpu) { return 0; } static void watchdog_nmi_disable(unsigned int cpu) { return; } #endif /* CONFIG_HARDLOCKUP_DETECTOR */ -/* prepare/enable/disable routines */ -/* sysctl functions */ -#ifdef CONFIG_SYSCTL -static void watchdog_enable_all_cpus(void) +static struct smp_hotplug_thread watchdog_threads = { + .store = &softlockup_watchdog, + .thread_should_run = watchdog_should_run, + .thread_fn = watchdog, + .thread_comm = "watchdog/%u", + .setup = watchdog_enable, + .cleanup = watchdog_cleanup, + .park = watchdog_disable, + .unpark = watchdog_enable, +}; + +static int watchdog_enable_all_cpus(void) { - unsigned int cpu; + int err = 0; - if (watchdog_disabled) { - watchdog_disabled = 0; - for_each_online_cpu(cpu) - kthread_unpark(per_cpu(softlockup_watchdog, cpu)); + if (!watchdog_running) { + err = smpboot_register_percpu_thread(&watchdog_threads); + if (err) + pr_err("Failed to create watchdog threads, disabled\n"); + else + watchdog_running = 1; } + + return err; } +/* prepare/enable/disable routines */ +/* sysctl functions */ +#ifdef CONFIG_SYSCTL static void watchdog_disable_all_cpus(void) { - unsigned int cpu; - - if (!watchdog_disabled) { - watchdog_disabled = 1; - for_each_online_cpu(cpu) - kthread_park(per_cpu(softlockup_watchdog, cpu)); + if (watchdog_running) { + watchdog_running = 0; + smpboot_unregister_percpu_thread(&watchdog_threads); } } @@ -507,45 +519,48 @@ static void watchdog_disable_all_cpus(void) int proc_dowatchdog(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - int ret; + int err, old_thresh, old_enabled; - if (watchdog_disabled < 0) - return -ENODEV; + old_thresh = ACCESS_ONCE(watchdog_thresh); + old_enabled = ACCESS_ONCE(watchdog_user_enabled); - ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos); - if (ret || !write) - return ret; + err = proc_dointvec_minmax(table, write, buffer, lenp, ppos); + if (err || !write) + return err; set_sample_period(); /* * Watchdog threads shouldn't be enabled if they are - * disabled. The 'watchdog_disabled' variable check in + * disabled. The 'watchdog_running' variable check in * watchdog_*_all_cpus() function takes care of this. */ - if (watchdog_enabled && watchdog_thresh) - watchdog_enable_all_cpus(); + if (watchdog_user_enabled && watchdog_thresh) + err = watchdog_enable_all_cpus(); else watchdog_disable_all_cpus(); - return ret; + /* Restore old values on failure */ + if (err) { + watchdog_thresh = old_thresh; + watchdog_user_enabled = old_enabled; + } + + return err; } #endif /* CONFIG_SYSCTL */ -static struct smp_hotplug_thread watchdog_threads = { - .store = &softlockup_watchdog, - .thread_should_run = watchdog_should_run, - .thread_fn = watchdog, - .thread_comm = "watchdog/%u", - .setup = watchdog_enable, - .park = watchdog_disable, - .unpark = watchdog_enable, -}; - void __init lockup_detector_init(void) { set_sample_period(); - if (smpboot_register_percpu_thread(&watchdog_threads)) { - pr_err("Failed to create watchdog threads, disabled\n"); - watchdog_disabled = -ENODEV; + +#ifdef CONFIG_NO_HZ_FULL + if (watchdog_user_enabled) { + watchdog_user_enabled = 0; + pr_warning("Disabled lockup detectors by default for full dynticks\n"); + pr_warning("You can reactivate it with 'sysctl -w kernel.watchdog=1'\n"); } +#endif + + if (watchdog_user_enabled) + watchdog_enable_all_cpus(); } diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 88c8d98..98ac17e 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1347,7 +1347,7 @@ config FAULT_INJECTION_STACKTRACE_FILTER depends on FAULT_INJECTION_DEBUG_FS && STACKTRACE_SUPPORT depends on !X86_64 select STACKTRACE - select FRAME_POINTER if !PPC && !S390 && !MICROBLAZE && !ARM_UNWIND + select FRAME_POINTER if !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM_UNWIND help Provide stacktrace filter for fault-injection capabilities diff --git a/lib/llist.c b/lib/llist.c index 4a15115..4a70d12 100644 --- a/lib/llist.c +++ b/lib/llist.c @@ -39,18 +39,13 @@ bool llist_add_batch(struct llist_node *new_first, struct llist_node *new_last, struct llist_head *head) { - struct llist_node *entry, *old_entry; + struct llist_node *first; - entry = head->first; - for (;;) { - old_entry = entry; - new_last->next = entry; - entry = cmpxchg(&head->first, old_entry, new_first); - if (entry == old_entry) - break; - } + do { + new_last->next = first = ACCESS_ONCE(head->first); + } while (cmpxchg(&head->first, first, new_first) != first); - return old_entry == NULL; + return !first; } EXPORT_SYMBOL_GPL(llist_add_batch); diff --git a/lib/locking-selftest.c b/lib/locking-selftest.c index aad024d..6dc09d8 100644 --- a/lib/locking-selftest.c +++ b/lib/locking-selftest.c @@ -12,6 +12,7 @@ */ #include #include +#include #include #include #include diff --git a/mm/slab.c b/mm/slab.c index 8ccd296..35cb0c8 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -565,7 +565,7 @@ static void init_node_lock_keys(int q) if (slab_state < UP) return; - for (i = 1; i < PAGE_SHIFT + MAX_ORDER; i++) { + for (i = 1; i <= KMALLOC_SHIFT_HIGH; i++) { struct kmem_cache_node *n; struct kmem_cache *cache = kmalloc_caches[i]; @@ -1180,6 +1180,12 @@ static int init_cache_node_node(int node) return 0; } +static inline int slabs_tofree(struct kmem_cache *cachep, + struct kmem_cache_node *n) +{ + return (n->free_objects + cachep->num - 1) / cachep->num; +} + static void __cpuinit cpuup_canceled(long cpu) { struct kmem_cache *cachep; @@ -1241,7 +1247,7 @@ free_array_cache: n = cachep->node[node]; if (!n) continue; - drain_freelist(cachep, n, n->free_objects); + drain_freelist(cachep, n, slabs_tofree(cachep, n)); } } @@ -1408,7 +1414,7 @@ static int __meminit drain_cache_node_node(int node) if (!n) continue; - drain_freelist(cachep, n, n->free_objects); + drain_freelist(cachep, n, slabs_tofree(cachep, n)); if (!list_empty(&n->slabs_full) || !list_empty(&n->slabs_partial)) { @@ -2532,7 +2538,7 @@ static int __cache_shrink(struct kmem_cache *cachep) if (!n) continue; - drain_freelist(cachep, n, n->free_objects); + drain_freelist(cachep, n, slabs_tofree(cachep, n)); ret += !list_empty(&n->slabs_full) || !list_empty(&n->slabs_partial); @@ -3338,18 +3344,6 @@ done: return obj; } -/** - * kmem_cache_alloc_node - Allocate an object on the specified node - * @cachep: The cache to allocate from. - * @flags: See kmalloc(). - * @nodeid: node number of the target node. - * @caller: return address of caller, used for debug information - * - * Identical to kmem_cache_alloc but it will allocate memory on the given - * node, which can improve the performance for cpu bound structures. - * - * Fallback to other node is possible if __GFP_THISNODE is not set. - */ static __always_inline void * slab_alloc_node(struct kmem_cache *cachep, gfp_t flags, int nodeid, unsigned long caller) @@ -3643,6 +3637,17 @@ EXPORT_SYMBOL(kmem_cache_alloc_trace); #endif #ifdef CONFIG_NUMA +/** + * kmem_cache_alloc_node - Allocate an object on the specified node + * @cachep: The cache to allocate from. + * @flags: See kmalloc(). + * @nodeid: node number of the target node. + * + * Identical to kmem_cache_alloc but it will allocate memory on the given + * node, which can improve the performance for cpu bound structures. + * + * Fallback to other node is possible if __GFP_THISNODE is not set. + */ void *kmem_cache_alloc_node(struct kmem_cache *cachep, gfp_t flags, int nodeid) { void *ret = slab_alloc_node(cachep, flags, nodeid, _RET_IP_); @@ -4431,20 +4436,10 @@ static int leaks_show(struct seq_file *m, void *p) return 0; } -static void *s_next(struct seq_file *m, void *p, loff_t *pos) -{ - return seq_list_next(p, &slab_caches, pos); -} - -static void s_stop(struct seq_file *m, void *p) -{ - mutex_unlock(&slab_mutex); -} - static const struct seq_operations slabstats_op = { .start = leaks_start, - .next = s_next, - .stop = s_stop, + .next = slab_next, + .stop = slab_stop, .show = leaks_show, }; diff --git a/mm/slab.h b/mm/slab.h index f96b49e..620ceed 100644 --- a/mm/slab.h +++ b/mm/slab.h @@ -271,3 +271,6 @@ struct kmem_cache_node { #endif }; + +void *slab_next(struct seq_file *m, void *p, loff_t *pos); +void slab_stop(struct seq_file *m, void *p); diff --git a/mm/slab_common.c b/mm/slab_common.c index 2d41450..538bade 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -497,6 +497,13 @@ void __init create_kmalloc_caches(unsigned long flags) #ifdef CONFIG_SLABINFO + +#ifdef CONFIG_SLAB +#define SLABINFO_RIGHTS (S_IWUSR | S_IRUSR) +#else +#define SLABINFO_RIGHTS S_IRUSR +#endif + void print_slabinfo_header(struct seq_file *m) { /* @@ -531,12 +538,12 @@ static void *s_start(struct seq_file *m, loff_t *pos) return seq_list_start(&slab_caches, *pos); } -static void *s_next(struct seq_file *m, void *p, loff_t *pos) +void *slab_next(struct seq_file *m, void *p, loff_t *pos) { return seq_list_next(p, &slab_caches, pos); } -static void s_stop(struct seq_file *m, void *p) +void slab_stop(struct seq_file *m, void *p) { mutex_unlock(&slab_mutex); } @@ -613,8 +620,8 @@ static int s_show(struct seq_file *m, void *p) */ static const struct seq_operations slabinfo_op = { .start = s_start, - .next = s_next, - .stop = s_stop, + .next = slab_next, + .stop = slab_stop, .show = s_show, }; @@ -633,7 +640,8 @@ static const struct file_operations proc_slabinfo_operations = { static int __init slab_proc_init(void) { - proc_create("slabinfo", S_IRUSR, NULL, &proc_slabinfo_operations); + proc_create("slabinfo", SLABINFO_RIGHTS, NULL, + &proc_slabinfo_operations); return 0; } module_init(slab_proc_init); diff --git a/mm/slob.c b/mm/slob.c index eeed4a0..91bd3f2 100644 --- a/mm/slob.c +++ b/mm/slob.c @@ -122,7 +122,7 @@ static inline void clear_slob_page_free(struct page *sp) } #define SLOB_UNIT sizeof(slob_t) -#define SLOB_UNITS(size) (((size) + SLOB_UNIT - 1)/SLOB_UNIT) +#define SLOB_UNITS(size) DIV_ROUND_UP(size, SLOB_UNIT) /* * struct slob_rcu is inserted at the tail of allocated slob blocks, which @@ -554,7 +554,7 @@ void *kmem_cache_alloc_node(struct kmem_cache *c, gfp_t flags, int node) flags, node); } - if (c->ctor) + if (b && c->ctor) c->ctor(b); kmemleak_alloc_recursive(b, c->size, 1, c->flags, flags); diff --git a/mm/slub.c b/mm/slub.c index 57707f0..3b482c8 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -123,6 +123,15 @@ static inline int kmem_cache_debug(struct kmem_cache *s) #endif } +static inline bool kmem_cache_has_cpu_partial(struct kmem_cache *s) +{ +#ifdef CONFIG_SLUB_CPU_PARTIAL + return !kmem_cache_debug(s); +#else + return false; +#endif +} + /* * Issues still to be resolved: * @@ -1573,7 +1582,8 @@ static void *get_partial_node(struct kmem_cache *s, struct kmem_cache_node *n, put_cpu_partial(s, page, 0); stat(s, CPU_PARTIAL_NODE); } - if (kmem_cache_debug(s) || available > s->cpu_partial / 2) + if (!kmem_cache_has_cpu_partial(s) + || available > s->cpu_partial / 2) break; } @@ -1884,6 +1894,7 @@ redo: static void unfreeze_partials(struct kmem_cache *s, struct kmem_cache_cpu *c) { +#ifdef CONFIG_SLUB_CPU_PARTIAL struct kmem_cache_node *n = NULL, *n2 = NULL; struct page *page, *discard_page = NULL; @@ -1938,6 +1949,7 @@ static void unfreeze_partials(struct kmem_cache *s, discard_slab(s, page); stat(s, FREE_SLAB); } +#endif } /* @@ -1951,10 +1963,14 @@ static void unfreeze_partials(struct kmem_cache *s, */ static void put_cpu_partial(struct kmem_cache *s, struct page *page, int drain) { +#ifdef CONFIG_SLUB_CPU_PARTIAL struct page *oldpage; int pages; int pobjects; + if (!s->cpu_partial) + return; + do { pages = 0; pobjects = 0; @@ -1987,6 +2003,7 @@ static void put_cpu_partial(struct kmem_cache *s, struct page *page, int drain) page->next = oldpage; } while (this_cpu_cmpxchg(s->cpu_slab->partial, oldpage, page) != oldpage); +#endif } static inline void flush_slab(struct kmem_cache *s, struct kmem_cache_cpu *c) @@ -2358,7 +2375,7 @@ redo: object = c->freelist; page = c->page; - if (unlikely(!object || !node_match(page, node))) + if (unlikely(!object || !page || !node_match(page, node))) object = __slab_alloc(s, gfpflags, node, addr, c); else { @@ -2495,7 +2512,7 @@ static void __slab_free(struct kmem_cache *s, struct page *page, new.inuse--; if ((!new.inuse || !prior) && !was_frozen) { - if (!kmem_cache_debug(s) && !prior) + if (kmem_cache_has_cpu_partial(s) && !prior) /* * Slab was on no list before and will be partially empty @@ -2550,8 +2567,9 @@ static void __slab_free(struct kmem_cache *s, struct page *page, * Objects left in the slab. If it was not on the partial list before * then add it. */ - if (kmem_cache_debug(s) && unlikely(!prior)) { - remove_full(s, page); + if (!kmem_cache_has_cpu_partial(s) && unlikely(!prior)) { + if (kmem_cache_debug(s)) + remove_full(s, page); add_partial(n, page, DEACTIVATE_TO_TAIL); stat(s, FREE_ADD_PARTIAL); } @@ -3059,7 +3077,7 @@ static int kmem_cache_open(struct kmem_cache *s, unsigned long flags) * per node list when we run out of per cpu objects. We only fetch 50% * to keep some capacity around for frees. */ - if (kmem_cache_debug(s)) + if (!kmem_cache_has_cpu_partial(s)) s->cpu_partial = 0; else if (s->size >= PAGE_SIZE) s->cpu_partial = 2; @@ -4456,7 +4474,7 @@ static ssize_t cpu_partial_store(struct kmem_cache *s, const char *buf, err = strict_strtoul(buf, 10, &objects); if (err) return err; - if (objects && kmem_cache_debug(s)) + if (objects && !kmem_cache_has_cpu_partial(s)) return -EINVAL; s->cpu_partial = objects; @@ -5269,7 +5287,6 @@ __initcall(slab_sysfs_init); #ifdef CONFIG_SLABINFO void get_slabinfo(struct kmem_cache *s, struct slabinfo *sinfo) { - unsigned long nr_partials = 0; unsigned long nr_slabs = 0; unsigned long nr_objs = 0; unsigned long nr_free = 0; @@ -5281,9 +5298,8 @@ void get_slabinfo(struct kmem_cache *s, struct slabinfo *sinfo) if (!n) continue; - nr_partials += n->nr_partial; - nr_slabs += atomic_long_read(&n->nr_slabs); - nr_objs += atomic_long_read(&n->total_objects); + nr_slabs += node_nr_slabs(n); + nr_objs += node_nr_objs(n); nr_free += count_partial(n, count_free); } diff --git a/net/9p/trans_common.c b/net/9p/trans_common.c index de8df95..2ee3879 100644 --- a/net/9p/trans_common.c +++ b/net/9p/trans_common.c @@ -24,11 +24,11 @@ */ void p9_release_pages(struct page **pages, int nr_pages) { - int i = 0; - while (pages[i] && nr_pages--) { - put_page(pages[i]); - i++; - } + int i; + + for (i = 0; i < nr_pages; i++) + if (pages[i]) + put_page(pages[i]); } EXPORT_SYMBOL(p9_release_pages); diff --git a/net/core/datagram.c b/net/core/datagram.c index 6e9ab31..8ab48cd 100644 --- a/net/core/datagram.c +++ b/net/core/datagram.c @@ -56,7 +56,7 @@ #include #include #include -#include +#include /* * Is a socket 'connection oriented' ? diff --git a/net/core/dev.c b/net/core/dev.c index 560dafd..a3d8d44 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2481,10 +2481,10 @@ static int dev_gso_segment(struct sk_buff *skb, netdev_features_t features) } static netdev_features_t harmonize_features(struct sk_buff *skb, - __be16 protocol, netdev_features_t features) + netdev_features_t features) { if (skb->ip_summed != CHECKSUM_NONE && - !can_checksum_protocol(features, protocol)) { + !can_checksum_protocol(features, skb_network_protocol(skb))) { features &= ~NETIF_F_ALL_CSUM; } else if (illegal_highdma(skb->dev, skb)) { features &= ~NETIF_F_SG; @@ -2505,20 +2505,18 @@ netdev_features_t netif_skb_features(struct sk_buff *skb) struct vlan_ethhdr *veh = (struct vlan_ethhdr *)skb->data; protocol = veh->h_vlan_encapsulated_proto; } else if (!vlan_tx_tag_present(skb)) { - return harmonize_features(skb, protocol, features); + return harmonize_features(skb, features); } features &= (skb->dev->vlan_features | NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX); - if (protocol != htons(ETH_P_8021Q) && protocol != htons(ETH_P_8021AD)) { - return harmonize_features(skb, protocol, features); - } else { + if (protocol == htons(ETH_P_8021Q) || protocol == htons(ETH_P_8021AD)) features &= NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST | NETIF_F_GEN_CSUM | NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX; - return harmonize_features(skb, protocol, features); - } + + return harmonize_features(skb, features); } EXPORT_SYMBOL(netif_skb_features); diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 724bb7c..20e02d2 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -824,7 +824,7 @@ int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask) page = alloc_page(gfp_mask); if (!page) { while (head) { - struct page *next = (struct page *)head->private; + struct page *next = (struct page *)page_private(head); put_page(head); head = next; } @@ -834,7 +834,7 @@ int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask) memcpy(page_address(page), vaddr + f->page_offset, skb_frag_size(f)); kunmap_atomic(vaddr); - page->private = (unsigned long)head; + set_page_private(page, (unsigned long)head); head = page; } @@ -848,7 +848,7 @@ int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask) for (i = num_frags - 1; i >= 0; i--) { __skb_fill_page_desc(skb, i, head, 0, skb_shinfo(skb)->frags[i].size); - head = (struct page *)head->private; + head = (struct page *)page_private(head); } skb_shinfo(skb)->tx_flags &= ~SKBTX_DEV_ZEROCOPY; diff --git a/net/core/sock.c b/net/core/sock.c index ab06b71..548d716 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -139,7 +139,7 @@ #include #endif -#include +#include static DEFINE_MUTEX(proto_list_mutex); static LIST_HEAD(proto_list); @@ -901,7 +901,7 @@ set_rcvbuf: break; #ifdef CONFIG_NET_LL_RX_POLL - case SO_LL: + case SO_BUSY_POLL: /* allow unprivileged users to decrease the value */ if ((val > sk->sk_ll_usec) && !capable(CAP_NET_ADMIN)) ret = -EPERM; @@ -1171,7 +1171,7 @@ int sock_getsockopt(struct socket *sock, int level, int optname, break; #ifdef CONFIG_NET_LL_RX_POLL - case SO_LL: + case SO_BUSY_POLL: v.val = sk->sk_ll_usec; break; #endif @@ -2294,7 +2294,7 @@ void sock_init_data(struct socket *sock, struct sock *sk) #ifdef CONFIG_NET_LL_RX_POLL sk->sk_napi_id = 0; - sk->sk_ll_usec = sysctl_net_ll_read; + sk->sk_ll_usec = sysctl_net_busy_read; #endif /* diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c index afc677e..6609686 100644 --- a/net/core/sysctl_net_core.c +++ b/net/core/sysctl_net_core.c @@ -19,7 +19,7 @@ #include #include #include -#include +#include static int one = 1; @@ -300,15 +300,15 @@ static struct ctl_table net_core_table[] = { #endif /* CONFIG_NET_FLOW_LIMIT */ #ifdef CONFIG_NET_LL_RX_POLL { - .procname = "low_latency_poll", - .data = &sysctl_net_ll_poll, + .procname = "busy_poll", + .data = &sysctl_net_busy_poll, .maxlen = sizeof(unsigned int), .mode = 0644, .proc_handler = proc_dointvec }, { - .procname = "low_latency_read", - .data = &sysctl_net_ll_read, + .procname = "busy_read", + .data = &sysctl_net_busy_read, .maxlen = sizeof(unsigned int), .mode = 0644, .proc_handler = proc_dointvec diff --git a/net/dns_resolver/dns_key.c b/net/dns_resolver/dns_key.c index 0a69d07..f347a2c 100644 --- a/net/dns_resolver/dns_key.c +++ b/net/dns_resolver/dns_key.c @@ -118,7 +118,7 @@ dns_resolver_instantiate(struct key *key, struct key_preparsed_payload *prep) if (opt_vlen <= 0) goto bad_option_value; - ret = strict_strtoul(eq, 10, &derrno); + ret = kstrtoul(eq, 10, &derrno); if (ret < 0) goto bad_option_value; diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c index 775d5b5..55e6bfb 100644 --- a/net/ipv4/gre_offload.c +++ b/net/ipv4/gre_offload.c @@ -100,6 +100,9 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb, } __skb_push(skb, tnl_hlen - ghl); + skb_reset_inner_headers(skb); + skb->encapsulation = 1; + skb_reset_mac_header(skb); skb_set_network_header(skb, mac_len); skb->mac_len = mac_len; diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c index 6af375a..7bd8983 100644 --- a/net/ipv4/inet_hashtables.c +++ b/net/ipv4/inet_hashtables.c @@ -467,7 +467,7 @@ void inet_unhash(struct sock *sk) lock = inet_ehash_lockp(hashinfo, sk->sk_hash); spin_lock_bh(lock); - done =__sk_nulls_del_node_init_rcu(sk); + done = __sk_nulls_del_node_init_rcu(sk); if (done) sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1); spin_unlock_bh(lock); diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index 945734b..ca1cb2d 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -476,7 +476,7 @@ static int tnl_update_pmtu(struct net_device *dev, struct sk_buff *skb, struct rtable *rt, __be16 df) { struct ip_tunnel *tunnel = netdev_priv(dev); - int pkt_size = skb->len - tunnel->hlen; + int pkt_size = skb->len - tunnel->hlen - dev->hard_header_len; int mtu; if (df) diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 15cbfa9..5423223 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -279,7 +279,7 @@ #include #include -#include +#include int sysctl_tcp_fin_timeout __read_mostly = TCP_FIN_TIMEOUT; diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 35675e4..b299da5 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -75,7 +75,7 @@ #include #include #include -#include +#include #include #include @@ -1994,7 +1994,7 @@ process: if (sk_filter(sk, skb)) goto discard_and_relse; - sk_mark_ll(sk, skb); + sk_mark_napi_id(sk, skb); skb->dev = NULL; bh_lock_sock_nested(sk); diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 3d60949..92fde8d 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -2407,6 +2407,8 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb) * see tcp_input.c tcp_sacktag_write_queue(). */ TCP_SKB_CB(skb)->ack_seq = tp->snd_nxt; + } else { + NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPRETRANSFAIL); } return err; } @@ -2528,10 +2530,9 @@ begin_fwd: if (sacked & (TCPCB_SACKED_ACKED|TCPCB_SACKED_RETRANS)) continue; - if (tcp_retransmit_skb(sk, skb)) { - NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPRETRANSFAIL); + if (tcp_retransmit_skb(sk, skb)) return; - } + NET_INC_STATS_BH(sock_net(sk), mib_idx); if (tcp_in_cwnd_reduction(sk)) diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 6b270e5..766e6ba 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -109,7 +109,7 @@ #include #include #include -#include +#include #include "udp_impl.h" struct udp_table udp_table __read_mostly; @@ -1713,7 +1713,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable, if (sk != NULL) { int ret; - sk_mark_ll(sk, skb); + sk_mark_napi_id(sk, skb); ret = udp_queue_rcv_skb(sk, skb); sock_put(sk); @@ -2323,6 +2323,9 @@ struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb, struct udphdr *uh; int udp_offset = outer_hlen - tnl_hlen; + skb_reset_inner_headers(skb); + skb->encapsulation = 1; + skb->mac_len = mac_len; skb_push(skb, outer_hlen); @@ -2345,7 +2348,6 @@ struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb, uh->check = CSUM_MANGLED_0; } - skb->ip_summed = CHECKSUM_NONE; skb->protocol = protocol; } while ((skb = skb->next)); out: diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index 192dd1a..5fc9c7a 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -632,6 +632,12 @@ insert_above: return ln; } +static inline bool rt6_qualify_for_ecmp(struct rt6_info *rt) +{ + return (rt->rt6i_flags & (RTF_GATEWAY|RTF_ADDRCONF|RTF_DYNAMIC)) == + RTF_GATEWAY; +} + /* * Insert routing information in a node. */ @@ -646,6 +652,7 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt, int add = (!info->nlh || (info->nlh->nlmsg_flags & NLM_F_CREATE)); int found = 0; + bool rt_can_ecmp = rt6_qualify_for_ecmp(rt); ins = &fn->leaf; @@ -691,9 +698,8 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt, * To avoid long list, we only had siblings if the * route have a gateway. */ - if (rt->rt6i_flags & RTF_GATEWAY && - !(rt->rt6i_flags & RTF_EXPIRES) && - !(iter->rt6i_flags & RTF_EXPIRES)) + if (rt_can_ecmp && + rt6_qualify_for_ecmp(iter)) rt->rt6i_nsiblings++; } @@ -715,7 +721,8 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt, /* Find the first route that have the same metric */ sibling = fn->leaf; while (sibling) { - if (sibling->rt6i_metric == rt->rt6i_metric) { + if (sibling->rt6i_metric == rt->rt6i_metric && + rt6_qualify_for_ecmp(sibling)) { list_add_tail(&rt->rt6i_siblings, &sibling->rt6i_siblings); break; diff --git a/net/ipv6/route.c b/net/ipv6/route.c index bd5fd70..a8c891a 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -65,6 +65,12 @@ #include #endif +enum rt6_nud_state { + RT6_NUD_FAIL_HARD = -2, + RT6_NUD_FAIL_SOFT = -1, + RT6_NUD_SUCCEED = 1 +}; + static struct rt6_info *ip6_rt_copy(struct rt6_info *ort, const struct in6_addr *dest); static struct dst_entry *ip6_dst_check(struct dst_entry *dst, u32 cookie); @@ -531,28 +537,29 @@ static inline int rt6_check_dev(struct rt6_info *rt, int oif) return 0; } -static inline bool rt6_check_neigh(struct rt6_info *rt) +static inline enum rt6_nud_state rt6_check_neigh(struct rt6_info *rt) { struct neighbour *neigh; - bool ret = false; + enum rt6_nud_state ret = RT6_NUD_FAIL_HARD; if (rt->rt6i_flags & RTF_NONEXTHOP || !(rt->rt6i_flags & RTF_GATEWAY)) - return true; + return RT6_NUD_SUCCEED; rcu_read_lock_bh(); neigh = __ipv6_neigh_lookup_noref(rt->dst.dev, &rt->rt6i_gateway); if (neigh) { read_lock(&neigh->lock); if (neigh->nud_state & NUD_VALID) - ret = true; + ret = RT6_NUD_SUCCEED; #ifdef CONFIG_IPV6_ROUTER_PREF else if (!(neigh->nud_state & NUD_FAILED)) - ret = true; + ret = RT6_NUD_SUCCEED; #endif read_unlock(&neigh->lock); - } else if (IS_ENABLED(CONFIG_IPV6_ROUTER_PREF)) { - ret = true; + } else { + ret = IS_ENABLED(CONFIG_IPV6_ROUTER_PREF) ? + RT6_NUD_SUCCEED : RT6_NUD_FAIL_SOFT; } rcu_read_unlock_bh(); @@ -566,43 +573,52 @@ static int rt6_score_route(struct rt6_info *rt, int oif, m = rt6_check_dev(rt, oif); if (!m && (strict & RT6_LOOKUP_F_IFACE)) - return -1; + return RT6_NUD_FAIL_HARD; #ifdef CONFIG_IPV6_ROUTER_PREF m |= IPV6_DECODE_PREF(IPV6_EXTRACT_PREF(rt->rt6i_flags)) << 2; #endif - if (!rt6_check_neigh(rt) && (strict & RT6_LOOKUP_F_REACHABLE)) - return -1; + if (strict & RT6_LOOKUP_F_REACHABLE) { + int n = rt6_check_neigh(rt); + if (n < 0) + return n; + } return m; } static struct rt6_info *find_match(struct rt6_info *rt, int oif, int strict, - int *mpri, struct rt6_info *match) + int *mpri, struct rt6_info *match, + bool *do_rr) { int m; + bool match_do_rr = false; if (rt6_check_expired(rt)) goto out; m = rt6_score_route(rt, oif, strict); - if (m < 0) + if (m == RT6_NUD_FAIL_SOFT && !IS_ENABLED(CONFIG_IPV6_ROUTER_PREF)) { + match_do_rr = true; + m = 0; /* lowest valid score */ + } else if (m < 0) { goto out; + } + + if (strict & RT6_LOOKUP_F_REACHABLE) + rt6_probe(rt); if (m > *mpri) { - if (strict & RT6_LOOKUP_F_REACHABLE) - rt6_probe(match); + *do_rr = match_do_rr; *mpri = m; match = rt; - } else if (strict & RT6_LOOKUP_F_REACHABLE) { - rt6_probe(rt); } - out: return match; } static struct rt6_info *find_rr_leaf(struct fib6_node *fn, struct rt6_info *rr_head, - u32 metric, int oif, int strict) + u32 metric, int oif, int strict, + bool *do_rr) { struct rt6_info *rt, *match; int mpri = -1; @@ -610,10 +626,10 @@ static struct rt6_info *find_rr_leaf(struct fib6_node *fn, match = NULL; for (rt = rr_head; rt && rt->rt6i_metric == metric; rt = rt->dst.rt6_next) - match = find_match(rt, oif, strict, &mpri, match); + match = find_match(rt, oif, strict, &mpri, match, do_rr); for (rt = fn->leaf; rt && rt != rr_head && rt->rt6i_metric == metric; rt = rt->dst.rt6_next) - match = find_match(rt, oif, strict, &mpri, match); + match = find_match(rt, oif, strict, &mpri, match, do_rr); return match; } @@ -622,15 +638,16 @@ static struct rt6_info *rt6_select(struct fib6_node *fn, int oif, int strict) { struct rt6_info *match, *rt0; struct net *net; + bool do_rr = false; rt0 = fn->rr_ptr; if (!rt0) fn->rr_ptr = rt0 = fn->leaf; - match = find_rr_leaf(fn, rt0, rt0->rt6i_metric, oif, strict); + match = find_rr_leaf(fn, rt0, rt0->rt6i_metric, oif, strict, + &do_rr); - if (!match && - (strict & RT6_LOOKUP_F_REACHABLE)) { + if (do_rr) { struct rt6_info *next = rt0->dst.rt6_next; /* no entries matched; do round-robin */ @@ -1080,10 +1097,13 @@ static void ip6_link_failure(struct sk_buff *skb) rt = (struct rt6_info *) skb_dst(skb); if (rt) { - if (rt->rt6i_flags & RTF_CACHE) - rt6_update_expires(rt, 0); - else if (rt->rt6i_node && (rt->rt6i_flags & RTF_DEFAULT)) + if (rt->rt6i_flags & RTF_CACHE) { + dst_hold(&rt->dst); + if (ip6_del_rt(rt)) + dst_free(&rt->dst); + } else if (rt->rt6i_node && (rt->rt6i_flags & RTF_DEFAULT)) { rt->rt6i_node->fn_sernum = -1; + } } } diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 5cffa5c..6e1649d 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -63,7 +63,7 @@ #include #include #include -#include +#include #include @@ -1499,7 +1499,7 @@ process: if (sk_filter(sk, skb)) goto discard_and_relse; - sk_mark_ll(sk, skb); + sk_mark_napi_id(sk, skb); skb->dev = NULL; bh_lock_sock_nested(sk); diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index b6f3143..f405815 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -46,7 +46,7 @@ #include #include #include -#include +#include #include #include @@ -844,7 +844,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable, if (sk != NULL) { int ret; - sk_mark_ll(sk, skb); + sk_mark_napi_id(sk, skb); ret = udpv6_queue_rcv_skb(sk, skb); sock_put(sk); diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c index 7c195d9..a7ab323 100644 --- a/net/sched/sch_qfq.c +++ b/net/sched/sch_qfq.c @@ -821,7 +821,14 @@ static void qfq_make_eligible(struct qfq_sched *q) unsigned long old_vslot = q->oldV >> q->min_slot_shift; if (vslot != old_vslot) { - unsigned long mask = (1ULL << fls(vslot ^ old_vslot)) - 1; + unsigned long mask; + int last_flip_pos = fls(vslot ^ old_vslot); + + if (last_flip_pos > 31) /* higher than the number of groups */ + mask = ~0UL; /* make all groups eligible */ + else + mask = (1UL << last_flip_pos) - 1; + qfq_move_groups(q, mask, IR, ER); qfq_move_groups(q, mask, IB, EB); } @@ -1003,9 +1010,61 @@ static inline void charge_actual_service(struct qfq_aggregate *agg) agg->F = agg->S + (u64)service_received * agg->inv_w; } -static inline void qfq_update_agg_ts(struct qfq_sched *q, - struct qfq_aggregate *agg, - enum update_reason reason); +/* Assign a reasonable start time for a new aggregate in group i. + * Admissible values for \hat(F) are multiples of \sigma_i + * no greater than V+\sigma_i . Larger values mean that + * we had a wraparound so we consider the timestamp to be stale. + * + * If F is not stale and F >= V then we set S = F. + * Otherwise we should assign S = V, but this may violate + * the ordering in EB (see [2]). So, if we have groups in ER, + * set S to the F_j of the first group j which would be blocking us. + * We are guaranteed not to move S backward because + * otherwise our group i would still be blocked. + */ +static void qfq_update_start(struct qfq_sched *q, struct qfq_aggregate *agg) +{ + unsigned long mask; + u64 limit, roundedF; + int slot_shift = agg->grp->slot_shift; + + roundedF = qfq_round_down(agg->F, slot_shift); + limit = qfq_round_down(q->V, slot_shift) + (1ULL << slot_shift); + + if (!qfq_gt(agg->F, q->V) || qfq_gt(roundedF, limit)) { + /* timestamp was stale */ + mask = mask_from(q->bitmaps[ER], agg->grp->index); + if (mask) { + struct qfq_group *next = qfq_ffs(q, mask); + if (qfq_gt(roundedF, next->F)) { + if (qfq_gt(limit, next->F)) + agg->S = next->F; + else /* preserve timestamp correctness */ + agg->S = limit; + return; + } + } + agg->S = q->V; + } else /* timestamp is not stale */ + agg->S = agg->F; +} + +/* Update the timestamps of agg before scheduling/rescheduling it for + * service. In particular, assign to agg->F its maximum possible + * value, i.e., the virtual finish time with which the aggregate + * should be labeled if it used all its budget once in service. + */ +static inline void +qfq_update_agg_ts(struct qfq_sched *q, + struct qfq_aggregate *agg, enum update_reason reason) +{ + if (reason != requeue) + qfq_update_start(q, agg); + else /* just charge agg for the service received */ + agg->S = agg->F; + + agg->F = agg->S + (u64)agg->budgetmax * agg->inv_w; +} static void qfq_schedule_agg(struct qfq_sched *q, struct qfq_aggregate *agg); @@ -1128,66 +1187,6 @@ static struct qfq_aggregate *qfq_choose_next_agg(struct qfq_sched *q) return agg; } -/* - * Assign a reasonable start time for a new aggregate in group i. - * Admissible values for \hat(F) are multiples of \sigma_i - * no greater than V+\sigma_i . Larger values mean that - * we had a wraparound so we consider the timestamp to be stale. - * - * If F is not stale and F >= V then we set S = F. - * Otherwise we should assign S = V, but this may violate - * the ordering in EB (see [2]). So, if we have groups in ER, - * set S to the F_j of the first group j which would be blocking us. - * We are guaranteed not to move S backward because - * otherwise our group i would still be blocked. - */ -static void qfq_update_start(struct qfq_sched *q, struct qfq_aggregate *agg) -{ - unsigned long mask; - u64 limit, roundedF; - int slot_shift = agg->grp->slot_shift; - - roundedF = qfq_round_down(agg->F, slot_shift); - limit = qfq_round_down(q->V, slot_shift) + (1ULL << slot_shift); - - if (!qfq_gt(agg->F, q->V) || qfq_gt(roundedF, limit)) { - /* timestamp was stale */ - mask = mask_from(q->bitmaps[ER], agg->grp->index); - if (mask) { - struct qfq_group *next = qfq_ffs(q, mask); - if (qfq_gt(roundedF, next->F)) { - if (qfq_gt(limit, next->F)) - agg->S = next->F; - else /* preserve timestamp correctness */ - agg->S = limit; - return; - } - } - agg->S = q->V; - } else /* timestamp is not stale */ - agg->S = agg->F; -} - -/* - * Update the timestamps of agg before scheduling/rescheduling it for - * service. In particular, assign to agg->F its maximum possible - * value, i.e., the virtual finish time with which the aggregate - * should be labeled if it used all its budget once in service. - */ -static inline void -qfq_update_agg_ts(struct qfq_sched *q, - struct qfq_aggregate *agg, enum update_reason reason) -{ - if (reason != requeue) - qfq_update_start(q, agg); - else /* just charge agg for the service received */ - agg->S = agg->F; - - agg->F = agg->S + (u64)agg->budgetmax * agg->inv_w; -} - -static void qfq_schedule_agg(struct qfq_sched *, struct qfq_aggregate *); - static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch) { struct qfq_sched *q = qdisc_priv(sch); diff --git a/net/socket.c b/net/socket.c index 45afa64..829b460 100644 --- a/net/socket.c +++ b/net/socket.c @@ -104,11 +104,11 @@ #include #include #include -#include +#include #ifdef CONFIG_NET_LL_RX_POLL -unsigned int sysctl_net_ll_read __read_mostly; -unsigned int sysctl_net_ll_poll __read_mostly; +unsigned int sysctl_net_busy_read __read_mostly; +unsigned int sysctl_net_busy_poll __read_mostly; #endif static int sock_no_open(struct inode *irrelevant, struct file *dontcare); diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c index 49eb370..a72de07 100644 --- a/net/sunrpc/cache.c +++ b/net/sunrpc/cache.c @@ -1823,19 +1823,11 @@ int sunrpc_cache_register_pipefs(struct dentry *parent, const char *name, umode_t umode, struct cache_detail *cd) { - struct qstr q; - struct dentry *dir; - int ret = 0; - - q.name = name; - q.len = strlen(name); - q.hash = full_name_hash(q.name, q.len); - dir = rpc_create_cache_dir(parent, &q, umode, cd); - if (!IS_ERR(dir)) - cd->u.pipefs.dir = dir; - else - ret = PTR_ERR(dir); - return ret; + struct dentry *dir = rpc_create_cache_dir(parent, name, umode, cd); + if (IS_ERR(dir)) + return PTR_ERR(dir); + cd->u.pipefs.dir = dir; + return 0; } EXPORT_SYMBOL_GPL(sunrpc_cache_register_pipefs); diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index aa40156..9963584 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -128,9 +128,7 @@ static struct dentry *rpc_setup_pipedir_sb(struct super_block *sb, { static uint32_t clntid; char name[15]; - struct qstr q = { .name = name }; struct dentry *dir, *dentry; - int error; dir = rpc_d_lookup_sb(sb, dir_name); if (dir == NULL) { @@ -138,19 +136,17 @@ static struct dentry *rpc_setup_pipedir_sb(struct super_block *sb, return dir; } for (;;) { - q.len = snprintf(name, sizeof(name), "clnt%x", (unsigned int)clntid++); + snprintf(name, sizeof(name), "clnt%x", (unsigned int)clntid++); name[sizeof(name) - 1] = '\0'; - q.hash = full_name_hash(q.name, q.len); - dentry = rpc_create_client_dir(dir, &q, clnt); + dentry = rpc_create_client_dir(dir, name, clnt); if (!IS_ERR(dentry)) break; - error = PTR_ERR(dentry); - if (error != -EEXIST) { - printk(KERN_INFO "RPC: Couldn't create pipefs entry" - " %s/%s, error %d\n", - dir_name, name, error); - break; - } + if (dentry == ERR_PTR(-EEXIST)) + continue; + printk(KERN_INFO "RPC: Couldn't create pipefs entry" + " %s/%s, error %ld\n", + dir_name, name, PTR_ERR(dentry)); + break; } dput(dir); return dentry; diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index 61239a2..406859c 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -673,13 +673,12 @@ static int __rpc_rmpipe(struct inode *dir, struct dentry *dentry) } static struct dentry *__rpc_lookup_create_exclusive(struct dentry *parent, - struct qstr *name) + const char *name) { - struct dentry *dentry; - - dentry = d_lookup(parent, name); + struct qstr q = QSTR_INIT(name, strlen(name)); + struct dentry *dentry = d_hash_and_lookup(parent, &q); if (!dentry) { - dentry = d_alloc(parent, name); + dentry = d_alloc(parent, &q); if (!dentry) return ERR_PTR(-ENOMEM); } @@ -704,8 +703,7 @@ static void __rpc_depopulate(struct dentry *parent, for (i = start; i < eof; i++) { name.name = files[i].name; name.len = strlen(files[i].name); - name.hash = full_name_hash(name.name, name.len); - dentry = d_lookup(parent, &name); + dentry = d_hash_and_lookup(parent, &name); if (dentry == NULL) continue; @@ -747,12 +745,7 @@ static int rpc_populate(struct dentry *parent, mutex_lock(&dir->i_mutex); for (i = start; i < eof; i++) { - struct qstr q; - - q.name = files[i].name; - q.len = strlen(files[i].name); - q.hash = full_name_hash(q.name, q.len); - dentry = __rpc_lookup_create_exclusive(parent, &q); + dentry = __rpc_lookup_create_exclusive(parent, files[i].name); err = PTR_ERR(dentry); if (IS_ERR(dentry)) goto out_bad; @@ -785,7 +778,7 @@ out_bad: } static struct dentry *rpc_mkdir_populate(struct dentry *parent, - struct qstr *name, umode_t mode, void *private, + const char *name, umode_t mode, void *private, int (*populate)(struct dentry *, void *), void *args_populate) { struct dentry *dentry; @@ -856,7 +849,6 @@ struct dentry *rpc_mkpipe_dentry(struct dentry *parent, const char *name, struct dentry *dentry; struct inode *dir = parent->d_inode; umode_t umode = S_IFIFO | S_IRUSR | S_IWUSR; - struct qstr q; int err; if (pipe->ops->upcall == NULL) @@ -864,12 +856,8 @@ struct dentry *rpc_mkpipe_dentry(struct dentry *parent, const char *name, if (pipe->ops->downcall == NULL) umode &= ~S_IWUGO; - q.name = name; - q.len = strlen(name); - q.hash = full_name_hash(q.name, q.len), - mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT); - dentry = __rpc_lookup_create_exclusive(parent, &q); + dentry = __rpc_lookup_create_exclusive(parent, name); if (IS_ERR(dentry)) goto out; err = __rpc_mkpipe_dentry(dir, dentry, umode, &rpc_pipe_fops, @@ -940,8 +928,8 @@ static void rpc_clntdir_depopulate(struct dentry *dentry) /** * rpc_create_client_dir - Create a new rpc_client directory in rpc_pipefs - * @dentry: dentry from the rpc_pipefs root to the new directory - * @name: &struct qstr for the name + * @dentry: the parent of new directory + * @name: the name of new directory * @rpc_client: rpc client to associate with this directory * * This creates a directory at the given @path associated with @@ -950,7 +938,7 @@ static void rpc_clntdir_depopulate(struct dentry *dentry) * later be created using rpc_mkpipe(). */ struct dentry *rpc_create_client_dir(struct dentry *dentry, - struct qstr *name, + const char *name, struct rpc_clnt *rpc_client) { return rpc_mkdir_populate(dentry, name, S_IRUGO | S_IXUGO, NULL, @@ -996,7 +984,7 @@ static void rpc_cachedir_depopulate(struct dentry *dentry) rpc_depopulate(dentry, cache_pipefs_files, 0, 3); } -struct dentry *rpc_create_cache_dir(struct dentry *parent, struct qstr *name, +struct dentry *rpc_create_cache_dir(struct dentry *parent, const char *name, umode_t umode, struct cache_detail *cd) { return rpc_mkdir_populate(parent, name, umode, NULL, @@ -1076,9 +1064,7 @@ struct dentry *rpc_d_lookup_sb(const struct super_block *sb, const unsigned char *dir_name) { struct qstr dir = QSTR_INIT(dir_name, strlen(dir_name)); - - dir.hash = full_name_hash(dir.name, dir.len); - return d_lookup(sb->s_root, &dir); + return d_hash_and_lookup(sb->s_root, &dir); } EXPORT_SYMBOL_GPL(rpc_d_lookup_sb); diff --git a/net/tipc/ib_media.c b/net/tipc/ib_media.c index ad2e1ec..9934a32 100644 --- a/net/tipc/ib_media.c +++ b/net/tipc/ib_media.c @@ -292,13 +292,7 @@ static int ib_addr2str(struct tipc_media_addr *a, char *str_buf, int str_size) if (str_size < 60) /* 60 = 19 * strlen("xx:") + strlen("xx\0") */ return 1; - sprintf(str_buf, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:" - "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", - a->value[0], a->value[1], a->value[2], a->value[3], - a->value[4], a->value[5], a->value[6], a->value[7], - a->value[8], a->value[9], a->value[10], a->value[11], - a->value[12], a->value[13], a->value[14], a->value[15], - a->value[16], a->value[17], a->value[18], a->value[19]); + sprintf(str_buf, "%20phC", a->value); return 0; } diff --git a/sound/soc/omap/rx51.c b/sound/soc/omap/rx51.c index 249cd23..611179c 100644 --- a/sound/soc/omap/rx51.c +++ b/sound/soc/omap/rx51.c @@ -396,7 +396,7 @@ static int __init rx51_soc_init(void) { int err; - if (!machine_is_nokia_rx51()) + if (!machine_is_nokia_rx51() && !of_machine_is_compatible("nokia,omap3-n900")) return -ENODEV; err = gpio_request_one(RX51_TVOUT_SEL_GPIO, diff --git a/tools/lib/lk/Makefile b/tools/lib/lk/Makefile index 2c5a197..280dd82 100644 --- a/tools/lib/lk/Makefile +++ b/tools/lib/lk/Makefile @@ -3,6 +3,21 @@ include ../../scripts/Makefile.include CC = $(CROSS_COMPILE)gcc AR = $(CROSS_COMPILE)ar +# Makefiles suck: This macro sets a default value of $(2) for the +# variable named by $(1), unless the variable has been set by +# environment or command line. This is necessary for CC and AR +# because make sets default values, so the simpler ?= approach +# won't work as expected. +define allow-override + $(if $(or $(findstring environment,$(origin $(1))),\ + $(findstring command line,$(origin $(1)))),,\ + $(eval $(1) = $(2))) +endef + +# Allow setting CC and AR, or setting CROSS_COMPILE as a prefix. +$(call allow-override,CC,$(CROSS_COMPILE)gcc) +$(call allow-override,AR,$(CROSS_COMPILE)ar) + # guard against environment variables LIB_H= LIB_OBJS= @@ -14,7 +29,7 @@ LIB_OBJS += $(OUTPUT)debugfs.o LIBFILE = liblk.a CFLAGS = -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) -fPIC -EXTLIBS = -lpthread -lrt -lelf -lm +EXTLIBS = -lelf -lpthread -lrt -lm ALL_CFLAGS = $(CFLAGS) $(BASIC_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 ALL_LDFLAGS = $(LDFLAGS) diff --git a/tools/perf/Documentation/Makefile b/tools/perf/Documentation/Makefile index eb30044..5a37a7c 100644 --- a/tools/perf/Documentation/Makefile +++ b/tools/perf/Documentation/Makefile @@ -1,12 +1,6 @@ +include ../../scripts/Makefile.include include ../config/utilities.mak -OUTPUT := ./ -ifeq ("$(origin O)", "command line") - ifneq ($(O),) - OUTPUT := $(O)/ - endif -endif - MAN1_TXT= \ $(filter-out $(addsuffix .txt, $(ARTICLES) $(SP_ARTICLES)), \ $(wildcard perf-*.txt)) \ @@ -150,7 +144,7 @@ NO_SUBDIR = : endif ifneq ($(findstring $(MAKEFLAGS),s),s) -ifndef V +ifneq ($(V),1) QUIET_ASCIIDOC = @echo ' ' ASCIIDOC $@; QUIET_XMLTO = @echo ' ' XMLTO $@; QUIET_DB2TEXI = @echo ' ' DB2TEXI $@; @@ -277,7 +271,7 @@ $(MAN_HTML): $(OUTPUT)%.html : %.txt $(OUTPUT)%.1 $(OUTPUT)%.5 $(OUTPUT)%.7 : $(OUTPUT)%.xml $(QUIET_XMLTO)$(RM) $@ && \ - $(XMLTO) -o $(OUTPUT) -m $(MANPAGE_XSL) $(XMLTO_EXTRA) man $< + $(XMLTO) -o $(OUTPUT). -m $(MANPAGE_XSL) $(XMLTO_EXTRA) man $< $(OUTPUT)%.xml : %.txt $(QUIET_ASCIIDOC)$(RM) $@+ $@ && \ diff --git a/tools/perf/Documentation/examples.txt b/tools/perf/Documentation/examples.txt index 77f9527..a4e3921 100644 --- a/tools/perf/Documentation/examples.txt +++ b/tools/perf/Documentation/examples.txt @@ -66,7 +66,7 @@ Furthermore, these tracepoints can be used to sample the workload as well. For example the page allocations done by a 'git gc' can be captured the following way: - titan:~/git> perf record -f -e kmem:mm_page_alloc -c 1 ./git gc + titan:~/git> perf record -e kmem:mm_page_alloc -c 1 ./git gc Counting objects: 1148, done. Delta compression using up to 2 threads. Compressing objects: 100% (450/450), done. @@ -120,7 +120,7 @@ Furthermore, call-graph sampling can be done too, of page allocations - to see precisely what kind of page allocations there are: - titan:~/git> perf record -f -g -e kmem:mm_page_alloc -c 1 ./git gc + titan:~/git> perf record -g -e kmem:mm_page_alloc -c 1 ./git gc Counting objects: 1148, done. Delta compression using up to 2 threads. Compressing objects: 100% (450/450), done. diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index d4da111..e297b74 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -65,16 +65,10 @@ OPTIONS -r:: --realtime=:: Collect data with this RT SCHED_FIFO priority. + -D:: --no-delay:: Collect data without buffering. --A:: ---append:: - Append to the output file to do incremental profiling. - --f:: ---force:: - Overwrite existing data file. (deprecated) -c:: --count=:: diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 203cb0e..641fccd 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -121,17 +121,16 @@ SCRIPT_SH += perf-archive.sh grep-libs = $(filter -l%,$(1)) strip-libs = $(filter-out -l%,$(1)) -LK_PATH=$(LK_DIR) - ifneq ($(OUTPUT),) TE_PATH=$(OUTPUT) ifneq ($(subdir),) - LK_PATH=$(OUTPUT)$(LK_DIR) + LK_PATH=$(objtree)/lib/lk/ else LK_PATH=$(OUTPUT) endif else TE_PATH=$(TRACE_EVENT_DIR) + LK_PATH=$(LK_DIR) endif LIBTRACEEVENT = $(TE_PATH)libtraceevent.a diff --git a/tools/perf/bench/mem-memcpy.c b/tools/perf/bench/mem-memcpy.c index 93c83e3..25fd3f1 100644 --- a/tools/perf/bench/mem-memcpy.c +++ b/tools/perf/bench/mem-memcpy.c @@ -111,11 +111,11 @@ static double timeval2double(struct timeval *ts) static void alloc_mem(void **dst, void **src, size_t length) { *dst = zalloc(length); - if (!dst) + if (!*dst) die("memory allocation failed - maybe length is too large?\n"); *src = zalloc(length); - if (!src) + if (!*src) die("memory allocation failed - maybe length is too large?\n"); } diff --git a/tools/perf/bench/mem-memset.c b/tools/perf/bench/mem-memset.c index c6e4bc5..4a2f120 100644 --- a/tools/perf/bench/mem-memset.c +++ b/tools/perf/bench/mem-memset.c @@ -111,7 +111,7 @@ static double timeval2double(struct timeval *ts) static void alloc_mem(void **dst, size_t length) { *dst = zalloc(length); - if (!dst) + if (!*dst) die("memory allocation failed - maybe length is too large?\n"); } diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c index da8f8eb..0aac5f3 100644 --- a/tools/perf/builtin-diff.c +++ b/tools/perf/builtin-diff.c @@ -607,7 +607,6 @@ int cmd_diff(int argc, const char **argv, const char *prefix __maybe_unused) input_new = "perf.data.guest"; } - symbol_conf.exclude_other = false; if (symbol__init() < 0) return -1; diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index 46878da..0259502 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -708,7 +708,7 @@ static int parse_line_opt(const struct option *opt __maybe_unused, static int __cmd_record(int argc, const char **argv) { const char * const record_args[] = { - "record", "-a", "-R", "-f", "-c", "1", + "record", "-a", "-R", "-c", "1", "-e", "kmem:kmalloc", "-e", "kmem:kmalloc_node", "-e", "kmem:kfree", diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c index 4258300..76543a4 100644 --- a/tools/perf/builtin-lock.c +++ b/tools/perf/builtin-lock.c @@ -878,7 +878,7 @@ static int __cmd_report(void) static int __cmd_record(int argc, const char **argv) { const char *record_args[] = { - "record", "-R", "-f", "-m", "1024", "-c", "1", + "record", "-R", "-m", "1024", "-c", "1", }; unsigned int rec_argc, i, j; const char **rec_argv; diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index fff985c..ecca62e 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -61,11 +61,6 @@ static void __handle_on_exit_funcs(void) } #endif -enum write_mode_t { - WRITE_FORCE, - WRITE_APPEND -}; - struct perf_record { struct perf_tool tool; struct perf_record_opts opts; @@ -77,12 +72,8 @@ struct perf_record { int output; unsigned int page_size; int realtime_prio; - enum write_mode_t write_mode; bool no_buildid; bool no_buildid_cache; - bool force; - bool file_new; - bool append_file; long samples; off_t post_processing_offset; }; @@ -200,25 +191,6 @@ static void perf_record__sig_exit(int exit_status __maybe_unused, void *arg) signal(signr, SIG_DFL); } -static bool perf_evlist__equal(struct perf_evlist *evlist, - struct perf_evlist *other) -{ - struct perf_evsel *pos, *pair; - - if (evlist->nr_entries != other->nr_entries) - return false; - - pair = perf_evlist__first(other); - - list_for_each_entry(pos, &evlist->entries, node) { - if (memcmp(&pos->attr, &pair->attr, sizeof(pos->attr) != 0)) - return false; - pair = perf_evsel__next(pair); - } - - return true; -} - static int perf_record__open(struct perf_record *rec) { char msg[512]; @@ -273,16 +245,7 @@ try_again: goto out; } - if (rec->file_new) - session->evlist = evlist; - else { - if (!perf_evlist__equal(session->evlist, evlist)) { - fprintf(stderr, "incompatible append\n"); - rc = -1; - goto out; - } - } - + session->evlist = evlist; perf_session__set_id_hdr_size(session); out: return rc; @@ -415,23 +378,15 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv) if (!strcmp(output_name, "-")) opts->pipe_output = true; else if (!stat(output_name, &st) && st.st_size) { - if (rec->write_mode == WRITE_FORCE) { - char oldname[PATH_MAX]; - snprintf(oldname, sizeof(oldname), "%s.old", - output_name); - unlink(oldname); - rename(output_name, oldname); - } - } else if (rec->write_mode == WRITE_APPEND) { - rec->write_mode = WRITE_FORCE; + char oldname[PATH_MAX]; + snprintf(oldname, sizeof(oldname), "%s.old", + output_name); + unlink(oldname); + rename(output_name, oldname); } } - flags = O_CREAT|O_RDWR; - if (rec->write_mode == WRITE_APPEND) - rec->file_new = 0; - else - flags |= O_TRUNC; + flags = O_CREAT|O_RDWR|O_TRUNC; if (opts->pipe_output) output = STDOUT_FILENO; @@ -445,7 +400,7 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv) rec->output = output; session = perf_session__new(output_name, O_WRONLY, - rec->write_mode == WRITE_FORCE, false, NULL); + true, false, NULL); if (session == NULL) { pr_err("Not enough memory for reading perf file header\n"); return -1; @@ -465,12 +420,6 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv) if (!rec->opts.branch_stack) perf_header__clear_feat(&session->header, HEADER_BRANCH_STACK); - if (!rec->file_new) { - err = perf_session__read_header(session, output); - if (err < 0) - goto out_delete_session; - } - if (forks) { err = perf_evlist__prepare_workload(evsel_list, &opts->target, argv, opts->pipe_output, @@ -498,7 +447,7 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv) err = perf_header__write_pipe(output); if (err < 0) goto out_delete_session; - } else if (rec->file_new) { + } else { err = perf_session__write_header(session, evsel_list, output, false); if (err < 0) @@ -869,8 +818,6 @@ static struct perf_record record = { .uses_mmap = true, }, }, - .write_mode = WRITE_FORCE, - .file_new = true, }; #define CALLCHAIN_HELP "do call-graph (stack chain/backtrace) recording: " @@ -906,12 +853,8 @@ const struct option record_options[] = { "collect raw sample records from all opened counters"), OPT_BOOLEAN('a', "all-cpus", &record.opts.target.system_wide, "system-wide collection from all CPUs"), - OPT_BOOLEAN('A', "append", &record.append_file, - "append to the output file to do incremental profiling"), OPT_STRING('C', "cpu", &record.opts.target.cpu_list, "cpu", "list of cpus to monitor"), - OPT_BOOLEAN('f', "force", &record.force, - "overwrite existing data file (deprecated)"), OPT_U64('c', "count", &record.opts.user_interval, "event period to sample"), OPT_STRING('o', "output", &record.output_name, "file", "output file name"), @@ -977,16 +920,6 @@ int cmd_record(int argc, const char **argv, const char *prefix __maybe_unused) if (!argc && perf_target__none(&rec->opts.target)) usage_with_options(record_usage, record_options); - if (rec->force && rec->append_file) { - ui__error("Can't overwrite and append at the same time." - " You need to choose between -f and -A"); - usage_with_options(record_usage, record_options); - } else if (rec->append_file) { - rec->write_mode = WRITE_APPEND; - } else { - rec->write_mode = WRITE_FORCE; - } - if (nr_cgroups && !rec->opts.target.system_wide) { ui__error("cgroup monitoring only available in" " system-wide mode\n"); diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index ca98d34..3662047 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -939,8 +939,7 @@ repeat: */ if (!strstr(sort_order, "parent")) sort_parent.elide = 1; - } else - symbol_conf.exclude_other = false; + } if (argc) { /* diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index 2da2a6c..fed9ae4 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -1632,7 +1632,6 @@ static int __cmd_record(int argc, const char **argv) "record", "-a", "-R", - "-f", "-m", "1024", "-c", "1", "-e", "sched:sched_switch", diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 7e910ba..352fbd7 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -87,7 +87,7 @@ static int run_count = 1; static bool no_inherit = false; static bool scale = true; static enum aggr_mode aggr_mode = AGGR_GLOBAL; -static pid_t child_pid = -1; +static volatile pid_t child_pid = -1; static bool null_run = false; static int detailed_run = 0; static bool big_num = true; @@ -924,7 +924,7 @@ static void abs_printout(int cpu, int nr, struct perf_evsel *evsel, double avg) static void print_aggr(char *prefix) { struct perf_evsel *counter; - int cpu, s, s2, id, nr; + int cpu, cpu2, s, s2, id, nr; u64 ena, run, val; if (!(aggr_map || aggr_get_id)) @@ -936,7 +936,8 @@ static void print_aggr(char *prefix) val = ena = run = 0; nr = 0; for (cpu = 0; cpu < perf_evsel__nr_cpus(counter); cpu++) { - s2 = aggr_get_id(evsel_list->cpus, cpu); + cpu2 = perf_evsel__cpus(counter)->map[cpu]; + s2 = aggr_get_id(evsel_list->cpus, cpu2); if (s2 != id) continue; val += counter->counts->cpu[cpu].val; @@ -948,7 +949,7 @@ static void print_aggr(char *prefix) fprintf(output, "%s", prefix); if (run == 0 || ena == 0) { - aggr_printout(counter, cpu, nr); + aggr_printout(counter, id, nr); fprintf(output, "%*s%s%*s", csv_output ? 0 : 18, @@ -1148,13 +1149,34 @@ static void skip_signal(int signo) done = 1; signr = signo; + /* + * render child_pid harmless + * won't send SIGTERM to a random + * process in case of race condition + * and fast PID recycling + */ + child_pid = -1; } static void sig_atexit(void) { + sigset_t set, oset; + + /* + * avoid race condition with SIGCHLD handler + * in skip_signal() which is modifying child_pid + * goal is to avoid send SIGTERM to a random + * process + */ + sigemptyset(&set); + sigaddset(&set, SIGCHLD); + sigprocmask(SIG_BLOCK, &set, &oset); + if (child_pid != -1) kill(child_pid, SIGTERM); + sigprocmask(SIG_SETMASK, &oset, NULL); + if (signr == -1) return; diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c index ab4cf232..4536a92 100644 --- a/tools/perf/builtin-timechart.c +++ b/tools/perf/builtin-timechart.c @@ -1005,7 +1005,7 @@ static int __cmd_record(int argc, const char **argv) { #ifdef SUPPORT_OLD_POWER_EVENTS const char * const record_old_args[] = { - "record", "-a", "-R", "-f", "-c", "1", + "record", "-a", "-R", "-c", "1", "-e", "power:power_start", "-e", "power:power_end", "-e", "power:power_frequency", @@ -1014,7 +1014,7 @@ static int __cmd_record(int argc, const char **argv) }; #endif const char * const record_new_args[] = { - "record", "-a", "-R", "-f", "-c", "1", + "record", "-a", "-R", "-c", "1", "-e", "power:cpu_frequency", "-e", "power:cpu_idle", "-e", "sched:sched_wakeup", diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index f036af9..e06c4f8 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -1130,8 +1130,6 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused) if (top.evlist == NULL) return -ENOMEM; - symbol_conf.exclude_other = false; - argc = parse_options(argc, argv, options, top_usage, 0); if (argc) usage_with_options(top_usage, options); diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index f139dcd..b5d9238 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -39,7 +39,7 @@ src-perf := $(srctree)/tools/perf endif ifeq ($(obj-perf),) -obj-perf := $(objtree) +obj-perf := $(OUTPUT) endif ifneq ($(obj-perf),) @@ -85,7 +85,7 @@ CFLAGS += -Wall CFLAGS += -Wextra CFLAGS += -std=gnu99 -EXTLIBS = -lpthread -lrt -lelf -lm +EXTLIBS = -lelf -lpthread -lrt -lm ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -fstack-protector-all,-fstack-protector-all),y) CFLAGS += -fstack-protector-all @@ -165,7 +165,7 @@ else LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib endif - FLAGS_DWARF=$(CFLAGS) $(LIBDW_CFLAGS) -ldw -lelf $(LIBDW_LDFLAGS) $(LDFLAGS) $(EXTLIBS) + FLAGS_DWARF=$(CFLAGS) $(LIBDW_CFLAGS) -ldw -lz -lelf $(LIBDW_LDFLAGS) $(LDFLAGS) $(EXTLIBS) ifneq ($(call try-cc,$(SOURCE_DWARF),$(FLAGS_DWARF),libdw),y) msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev); NO_DWARF := 1 diff --git a/tools/perf/config/utilities.mak b/tools/perf/config/utilities.mak index 8ef3bd3..94d2d4f 100644 --- a/tools/perf/config/utilities.mak +++ b/tools/perf/config/utilities.mak @@ -173,7 +173,7 @@ _ge-abspath = $(if $(is-executable),$(1)) # Usage: absolute-executable-path-or-empty = $(call get-executable-or-default,variable,default) # define get-executable-or-default -$(if $($(1)),$(call _ge_attempt,$($(1)),$(1)),$(call _ge_attempt,$(2),$(1))) +$(if $($(1)),$(call _ge_attempt,$($(1)),$(1)),$(call _ge_attempt,$(2))) endef _ge_attempt = $(if $(get-executable),$(get-executable),$(_gea_warn)$(call _gea_err,$(2))) _gea_warn = $(warning The path '$(1)' is not executable.) @@ -181,7 +181,7 @@ _gea_err = $(if $(1),$(error Please set '$(1)' appropriately)) # try-cc # Usage: option = $(call try-cc, source-to-build, cc-options, msg) -ifndef V +ifneq ($(V),1) TRY_CC_OUTPUT= > /dev/null 2>&1 endif TRY_CC_MSG=echo " CHK $(3)" 1>&2; diff --git a/tools/perf/scripts/perl/Perf-Trace-Util/Context.xs b/tools/perf/scripts/perl/Perf-Trace-Util/Context.xs index c1e2ed1..8c7ea42 100644 --- a/tools/perf/scripts/perl/Perf-Trace-Util/Context.xs +++ b/tools/perf/scripts/perl/Perf-Trace-Util/Context.xs @@ -23,7 +23,7 @@ #include "perl.h" #include "XSUB.h" #include "../../../perf.h" -#include "../../../util/script-event.h" +#include "../../../util/trace-event.h" MODULE = Perf::Trace::Context PACKAGE = Perf::Trace::Context PROTOTYPES: ENABLE diff --git a/tools/perf/util/PERF-VERSION-GEN b/tools/perf/util/PERF-VERSION-GEN index 055fef3..15a77b7 100755 --- a/tools/perf/util/PERF-VERSION-GEN +++ b/tools/perf/util/PERF-VERSION-GEN @@ -13,13 +13,22 @@ LF=' # First check if there is a .git to get the version from git describe # otherwise try to get the version from the kernel Makefile # -if test -d ../../.git -o -f ../../.git && - VN=$(git tag 2>/dev/null | tail -1 | grep -E "v[0-9].[0-9]*") +CID= +TAG= +if test -d ../../.git -o -f ../../.git then - VN=$(echo $VN"-g"$(git log -1 --abbrev=4 --pretty=format:"%h" HEAD)) - VN=$(echo "$VN" | sed -e 's/-/./g'); -else - VN=$(MAKEFLAGS= make -sC ../.. kernelversion) + TAG=$(git describe --abbrev=0 --match "v[0-9].[0-9]*" 2>/dev/null ) + CID=$(git log -1 --abbrev=4 --pretty=format:"%h" 2>/dev/null) && CID="-g$CID" +fi +if test -z "$TAG" +then + TAG=$(MAKEFLAGS= make -sC ../.. kernelversion) +fi +VN="$TAG$CID" +if test -n "$CID" +then + # format version string, strip trailing zero of sublevel: + VN=$(echo "$VN" | sed -e 's/-/./g;s/\([0-9]*[.][0-9]*\)[.]0/\1/') fi VN=$(expr "$VN" : v*'\(.*\)') diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c index 6f7d5a9..c4374f0 100644 --- a/tools/perf/util/dso.c +++ b/tools/perf/util/dso.c @@ -513,10 +513,16 @@ void dsos__add(struct list_head *head, struct dso *dso) list_add_tail(&dso->node, head); } -struct dso *dsos__find(struct list_head *head, const char *name) +struct dso *dsos__find(struct list_head *head, const char *name, bool cmp_short) { struct dso *pos; + if (cmp_short) { + list_for_each_entry(pos, head, node) + if (strcmp(pos->short_name, name) == 0) + return pos; + return NULL; + } list_for_each_entry(pos, head, node) if (strcmp(pos->long_name, name) == 0) return pos; @@ -525,7 +531,7 @@ struct dso *dsos__find(struct list_head *head, const char *name) struct dso *__dsos__findnew(struct list_head *head, const char *name) { - struct dso *dso = dsos__find(head, name); + struct dso *dso = dsos__find(head, name, false); if (!dso) { dso = dso__new(name); diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h index 450199a..d51aaf2 100644 --- a/tools/perf/util/dso.h +++ b/tools/perf/util/dso.h @@ -133,7 +133,8 @@ struct dso *dso__kernel_findnew(struct machine *machine, const char *name, const char *short_name, int dso_type); void dsos__add(struct list_head *head, struct dso *dso); -struct dso *dsos__find(struct list_head *head, const char *name); +struct dso *dsos__find(struct list_head *head, const char *name, + bool cmp_short); struct dso *__dsos__findnew(struct list_head *head, const char *name); bool __dsos__read_build_ids(struct list_head *head, bool with_hits); diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 99b43dd..8065ce8 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -821,6 +821,7 @@ int perf_evlist__prepare_workload(struct perf_evlist *evlist, goto out_close_pipes; } + fcntl(go_pipe[1], F_SETFD, FD_CLOEXEC); evlist->workload.cork_fd = go_pipe[1]; close(child_ready_pipe[0]); return 0; @@ -837,10 +838,17 @@ out_close_ready_pipe: int perf_evlist__start_workload(struct perf_evlist *evlist) { if (evlist->workload.cork_fd > 0) { + char bf; + int ret; /* * Remove the cork, let it rip! */ - return close(evlist->workload.cork_fd); + ret = write(evlist->workload.cork_fd, &bf, 1); + if (ret < 0) + perror("enable to write to pipe"); + + close(evlist->workload.cork_fd); + return ret; } return 0; diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 63b6f8c..c9c7494 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -124,7 +124,7 @@ struct event_format *event_format__new(const char *sys, const char *name) bf = nbf; } - n = read(fd, bf + size, BUFSIZ); + n = read(fd, bf + size, alloc_size - size); if (n < 0) goto out_free_bf; size += n; @@ -1170,7 +1170,7 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event, } else { data->user_stack.data = (char *)array; array += size / sizeof(*array); - data->user_stack.size = *array; + data->user_stack.size = *array++; } } diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 738d3b8..a4dafbe 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -2303,29 +2303,18 @@ int perf_session__write_header(struct perf_session *session, struct perf_file_header f_header; struct perf_file_attr f_attr; struct perf_header *header = &session->header; - struct perf_evsel *evsel, *pair = NULL; + struct perf_evsel *evsel; int err; lseek(fd, sizeof(f_header), SEEK_SET); - if (session->evlist != evlist) - pair = perf_evlist__first(session->evlist); - list_for_each_entry(evsel, &evlist->entries, node) { evsel->id_offset = lseek(fd, 0, SEEK_CUR); err = do_write(fd, evsel->id, evsel->ids * sizeof(u64)); if (err < 0) { -out_err_write: pr_debug("failed to write perf header\n"); return err; } - if (session->evlist != evlist) { - err = do_write(fd, pair->id, pair->ids * sizeof(u64)); - if (err < 0) - goto out_err_write; - evsel->ids += pair->ids; - pair = perf_evsel__next(pair); - } } header->attr_offset = lseek(fd, 0, SEEK_CUR); @@ -2967,6 +2956,8 @@ int perf_event__process_attr(union perf_event *event, perf_evlist__id_add(evlist, evsel, 0, i, event->attr.id[i]); } + symbol_conf.nr_events = evlist->nr_entries; + return 0; } diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 6c8bb0f..995fc25 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -860,7 +860,8 @@ int parse_events_terms(struct list_head *terms, const char *str) return 0; } - parse_events__free_terms(data.terms); + if (data.terms) + parse_events__free_terms(data.terms); return ret; } @@ -1183,6 +1184,7 @@ static int new_term(struct parse_events_term **_term, int type_val, term->val.str = str; break; default: + free(term); return -EINVAL; } diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 8cf3b54..d5528e1 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -32,7 +32,6 @@ int vmlinux_path__nr_entries; char **vmlinux_path; struct symbol_conf symbol_conf = { - .exclude_other = true, .use_modules = true, .try_vmlinux_path = true, .annotate_src = true, diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h index 7a484c9..2732fad 100644 --- a/tools/perf/util/util.h +++ b/tools/perf/util/util.h @@ -72,6 +72,7 @@ #include "types.h" #include #include +#include extern const char *graph_line; extern const char *graph_dotted_line; @@ -274,6 +275,5 @@ void dump_stack(void); extern unsigned int page_size; -struct winsize; void get_term_dimensions(struct winsize *ws); #endif /* GIT_COMPAT_UTIL_H */ diff --git a/tools/perf/util/vdso.c b/tools/perf/util/vdso.c index e60951f..3915982 100644 --- a/tools/perf/util/vdso.c +++ b/tools/perf/util/vdso.c @@ -91,7 +91,7 @@ void vdso__exit(void) struct dso *vdso__dso_findnew(struct list_head *head) { - struct dso *dso = dsos__find(head, VDSO__MAP_NAME); + struct dso *dso = dsos__find(head, VDSO__MAP_NAME, true); if (!dso) { char *file; diff --git a/tools/scripts/Makefile.include b/tools/scripts/Makefile.include index f03e681..0d0506d 100644 --- a/tools/scripts/Makefile.include +++ b/tools/scripts/Makefile.include @@ -59,7 +59,7 @@ QUIET_SUBDIR0 = +$(MAKE) $(COMMAND_O) -C # space to separate -C and subdir QUIET_SUBDIR1 = ifneq ($(findstring $(MAKEFLAGS),s),s) -ifndef V +ifneq ($(V),1) QUIET_CC = @echo ' ' CC $@; QUIET_AR = @echo ' ' AR $@; QUIET_LINK = @echo ' ' LINK $@;