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path: root/drivers/media/video/s5p-fimc
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2011-03-22[media] s5p-fimc: fix ISR and buffer handling for fimc-captureSungchun Kang
In some cases fimc H/W did not stop although there were no output buffers available. So the capture deactivation interrupt routine is modified and the state of ST_CAPT_RUN is cleared only in the LAST-IRQ call. After LAST-IRQ is generated, H/W pointer will be skipped by 1 frame. (reference by user manual) So, S/W pointer should be increased too. Reviewed-by Jonghun Han <jonghun.han@samsung.com> Signed-off-by: Sungchun Kang <sungchun.kang@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: fimc_stop_capture bug fixSungchun Kang
When is called fimc_stop_capture, it seems that wait_event_timeout used improperly. It should be wake up by irq handler. Reviewed-by Jonghun Han <jonghun.han@samsung.com> Signed-off-by: Sungchun Kang <sungchun.kang@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: fix MSCTRL.FIFO_CTRL for performance enhancementHyunwoong Kim
This patch fixes the value of FIFO_CTRL in MSCTRL. Main-scaler has the value to specify a basis FIFO control of input DMA. The description of FIFO_CTRL has been changed as below. 0 = FIFO Empty (Next burst transaction is possible when FIFO is empty) 1 = FIFO Full (Next burst transaction is possible except Full FIFO) Value '1' is recommended to enhance the FIMC operation performance. Reviewed-by: Jonghun Han <jonghun.han@samsung.com> Signed-off-by: Hyunwoong Kim <khw0178.kim@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Support stop_streaming and job_abortHyunwoong Kim
This patch adds callback functions, stop_streaming and job_abort, to abort or finish any DMA in progress. stop_streaming is called by videobuf2 framework and job_abort is called by m2m framework. ST_M2M_PEND state is added to discard the next job. Reviewed-by: Jonghun Han <jonghun.han@samsung.com> Signed-off-by: Hyunwoong Kim <khw0178.kim@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: update checking scaling ratio rangeHyunwoong Kim
Horizontal and vertical scaling range are according to the following equations. If (SRC_Width >= 64 x DST_Width) { Exit(-1); /* Out of Horizontal scale range} If (SRC_Height >= 64 x DST_Height) { Exit(-1); /* Out of Vertical scale range} fimc_check_scaler_ratio() is used to check if horizontal and vertical scale range are valid or not. To use fimc_check_scaler_ratio, source and destination format should be set by VIDIOC_S_FMT. And in case of scaling up, it doesn't have to check the scale range. Reviewed-by: Jonghun Han <jonghun.han@samsung.com> Signed-off-by: Hyunwoong Kim <khw0178.kim@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Move scaler details handling to the register API fileSylwester Nawrocki
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Configure scaler registers depending on FIMC versionHyunwoong Kim
The main scaler has four SFRs for main scaler ratio depending on FIMC version. FIMC 4.x has only two SFRs and FIMC 5.x has four SFRs for main scaler. Those are MainHorRatio, MainHorRatio_ext, MainVerRatio and MainverRatio_ext. The FIMC 5.x has 15 bit resolution for scaling ratio as below. {MainHorRatio,MainHorRatio_ext} = {[14:6],[5:0]}. {MainVerRatio,MainVerRatio_ext} = {[14:6],[5:0]}. MainHorRatio = CISCCTRL[24:16], MainHorRatio_ext = CIEXTEN[15:10] MainVerRatio = CISCCTRL[8:0], MainVerRatio_ext = CIEXTEN[5:0] This patch supports FIMC 4.x and FIMC 5.x using platform_device_id::driver_data. Reviewed-by: Jonghun Han <jonghun.han@samsung.com> Signed-off-by: Hyunwoong Kim <khw0178.kim@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: fix the value of YUV422 1-plane formatsHyunwoong Kim
Some color formats are mismatched in s5p-fimc driver. CIOCTRL[1:0], order422_out, should be set 2b'00 not 2b'11 to use V4L2_PIX_FMT_YUYV. Because in V4L2 standard V4L2_PIX_FMT_YUYV means "start + 0: Y'00 Cb00 Y'01 Cr00 Y'02 Cb01 Y'03 Cr01". According to datasheet 2b'00 is right value for V4L2_PIX_FMT_YUYV. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Add control of the external sensor clockSylwester Nawrocki
Manage the camera sensor clock in the host driver rather than leaving this task for sensor drivers. The clock frequency must be passed in the sensor's and host driver's platform data. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Enable simultaneous rotation and flippingSylwester Nawrocki
Map all (0, 90, 180, 270) deg counterclockwise rotation and horizontal and vertical flip controls to (0, 90) deg rotation, horizontal and vertical flip transformations available in the device. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Use default input DMA burst countSylwester Nawrocki
Increase the input DMA "successive burst count" to default value 4 to improve DMA performance. Minor cleanup. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Enable interworking without subdev s_streamSylwester Nawrocki
Prevent VIDIOC_STREAMON failing when s_stream callback is not implemented by a sensor subdev driver. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Derive camera bus width from mediabus pixelcodeSylwester Nawrocki
Remove bus_width from s5p_fimc_isp_info data structure. Determine camera data bus width based on mediabus pixel format. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Rename s3c_fimc* to s5p_fimc*Sylwester Nawrocki
Change s3c_fimc.h header file name to s5p_fimc.h, replace s3c_fimc_* names with s5p_fimc_*. s3c_fimc need to be reserved for S3C series and s5p-fimc driver will not cover CAMIF devices in S3C SoC series. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Use v4l core mutex in ioctl and file operationsSylwester Nawrocki
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Conversion to multiplanar formatsSylwester Nawrocki
Conversion to multiplanar color formats and minor cleanup. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2011-03-21[media] s5p-fimc: Porting to videobuf 2Sylwester Nawrocki
Porting to videobuf 2 and minor cleanup. Separate videobuf_queue_ops are are created for m2m and capture video nodes. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-12-29[media] drivers/media/video: Update WARN usesJoe Perches
Add missing newlines. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-12-20[media] s5p-fimc: Fix output DMA handling in S5PV310 IP revisionsSylwester Nawrocki
FIMC IP in S5Pv310 series has extended DMA status registers and some bit fields are marked as reserved comparing to S5PC100/110. Use correct registers for getting DMA write pointer in each SoC variant supported by the driver. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-12-20[media] s5p-fimc: Use correct fourcc code for 32-bit RGB formatSylwester Nawrocki
Replace V4L2_PIX_FMT_RGB24 code with V4L2_PIX_FMT_RGB32 since the hardware uses 24-bits for actual pixel data but pixels are 4-byte aligned in memory. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-12-20[media] s5p-fimc: Convert m2m driver to unlocked_ioctlSylwester Nawrocki
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-12-20[media] s5p-fimc: Explicitly add required header fileSylwester Nawrocki
Reported by: Dan Carpenter <error27@gmail.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-12-20[media] s5p-fimc: Fix vidioc_g_crop/cropcap on camera sensorSylwester Nawrocki
Create separate vidioc_g_crop/vidioc_s_crop handlers for capture video node and so image cropping parameters are properly queried at FIMC input (image sensor) and not at FIMC output. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-12-20[media] s5p-fimc: BKL lock removal - compilation fixSylwester Nawrocki
Adapt to recent videobuf_queue_dma_contig_init signature change. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-11-22[media] v4l: Remove module_name argument to the v4l2_i2c_new_subdev* functionsLaurent Pinchart
The argument isn't used anymore by the functions, remove it. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-11-22[media] v4l: Remove hardcoded module names passed to v4l2_i2c_new_subdev* (2)Laurent Pinchart
With the v4l2_i2c_new_subdev* functions now supporting loading modules based on modaliases, replace the hardcoded module name passed to those functions by NULL in the cafe-ccic, via-camera and s5p-fimc drivers. All corresponding I2C modules have been checked, and all of them include a module aliases table with names corresponding to what the drivers modified here use. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-10-22[media] s5p-fimc: dubious one-bit signed bitfieldsSylwester Nawrocki
> From: Dan Carpenter [mailto:error27@gmail.com] > > These are signed so instead of being 1 and 0 as intended they are -1 and > 0. It doesn't cause a bug in the current code but Sparse warns about > it: > > drivers/media/video/s5p-fimc/fimc-core.h:226:28: > error: dubious one-bit signed bitfield > struct fimc_scaler { > - int scaleup_h:1; > - int scaleup_v:1; > - int copy_mode:1; > - int enabled:1; > + unsigned int scaleup_h:1; > + unsigned int caleup_v:1; > + unsigned int copy_mode:1; > + unsigned int enabled:1; In general I agree, however this patch would change scaleup_v:1 to caleup_v, so it cannot be applied in current form. Here is the corrected patch: Reported-by: Dan Carpenter <error27@gmail.com< Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-10-22[media] s5p-fimc: add unlock on error pathDan Carpenter
There was an unlock missing if kzalloc() failed. Signed-off-by: Dan Carpenter <error27@gmail.com> Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-10-21[media] s5p-fimc: Add suport for FIMC on S5PC210 SoCsSylwester Nawrocki
Enable FIMC operation on S5PC210 (S5PV310) SoCs. This a minimal adaptation to obtain functionality of older FIMC IP revisions (S5PC100, S5PC110) on S5PC210 SOcs. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-10-21[media] s5p-fimc: Add camera capture supportSylwester Nawrocki
Add a video device driver per each FIMC entity to support the camera capture input mode. Video capture node is registered only if CCD sensor data is provided through driver's platfrom data and board setup code. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Reviewed-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-10-21[media] s5p-fimc: Do not lock both buffer queues in s_fmtSylwester Nawrocki
It is not necessary to lock both capture and output buffer queue while setting format for single queue. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-10-21[media] s5p-fimc: Fix 90/270 deg rotation errorsSylwester Nawrocki
Due to errorneous swapping of image dimensions the rotation control was not handled properly in subsequent calls. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-10-21[media] s5p-fimc: mem2mem driver refactoring and cleanupSylwester Nawrocki
Register access functions refactored for camera capture interface control. Removed the workqueue since it was only useful for FIFO output mode which is not supported at this time. Fixed errors on module unload. Comments and whitespace cleanup. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-10-21[media] s5p-fimc: Register definition cleanupSylwester Nawrocki
Add MIPI CSI format definitions, prepare DMA address definitions for interlaced input frame mode. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-10-21V4L/DVB: videobuf: add ext_lock argument to the queue init functions (part 2)Hans Verkuil
Missed a few init functions on non-Intel platforms the first time :-( Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-09-27V4L/DVB: v4l: s5p-fimc: Fix 3-planar formats handling and pixel offset error ↵Sylwester Nawrocki
on S5PV210 SoCs Fix DMA engine pixel offset calculation for 3-planar YUV formats. On S5PV210 SoCs horizontal offset is applied as number of pixels, not bytes per line. [mchehab@redhat.com: CodingStyle cleanup] Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-09-27V4L/DVB: v4l: s5p-fimc: Fix return value on probe() failurePawel Osciak
On failed create_workqueue() fimc_probe() was returning 0. Signed-off-by: Pawel Osciak <p.osciak@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-09-27V4L/DVB: unlock on error pathDan Carpenter
If we return directly here then we miss out on some mutex_unlock()s Signed-off-by: Dan Carpenter <error27@gmail.com> Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-08-08V4L/DVB: v4l: s5p-fimc: Fix coding style issuesPawel Osciak
Signed-off-by: Pawel Osciak <p.osciak@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-08-08V4L/DVB: v4l: Add driver for Samsung S5P SoC video postprocessorSylwester Nawrocki
This driver exports a video device node per each camera interface/ video postprocessor (FIMC) device contained in Samsung S5P SoC series. The driver is based on v4l2-mem2mem framework. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Pawel Osciak <p.osciak@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>