Re: [PATCH v3] go2001 hardware codec support

From: Hans Verkuil
Date: Mon Jul 31 2017 - 05:31:40 EST


On 07/25/2017 07:40 PM, Thierry Escande wrote:
> Hi,
>
> This patch introduces the go2001 hardware codec driver.
>
> Changes in v3:
> - Replace crop iotcl with selection ones
> - Use video dev device_caps field
> - Return v4l2_ctrl_subscribe_event() for default case
> - Fix start_streaming error handling
> - Remove empty ctrl ops callbacks
> - Avoid use of private ctrl structures
> - Remove VB2_USERPTR support
> - Remove format description strings
>
> Changes in v2:
> - Remove unneeded call to dma_cache_sync() on coherent dma buffer.
>
> Following are the results of v4l2-compliance utility execution for both
> /dev/video0 and /dev/video1 devices.
>
> Note that the failing tests are due to un-initialized internal
> structures of the driver not done through these unit tests.

Please explain. This should not happen.

Regards,

Hans

>
> $ ./utils/v4l2-compliance/v4l2-compliance -d /dev/video0
> v4l2-compliance SHA : 1ae9a7adea3766879935dfede90d5aefd954c786
>
> Driver Info:
> Driver name : go2001
> Card type : GO2001 PCIe codec
> Bus info : PCI:0000:03:00.0
> Driver version: 4.12.0
> Capabilities : 0x84204000
> Video Memory-to-Memory Multiplanar
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x04204000
> Video Memory-to-Memory Multiplanar
> Streaming
> Extended Pix Format
>
> Compliance test for device /dev/video0 (not using libv4l2):
>
> Required ioctls:
> test VIDIOC_QUERYCAP: OK
>
> Allow for multiple opens:
> test second video open: OK
> test VIDIOC_QUERYCAP: OK
> test VIDIOC_G/S_PRIORITY: OK
> test for unlimited opens: OK
>
> Debug ioctls:
> test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported)
> test VIDIOC_LOG_STATUS: OK (Not Supported)
>
> Input ioctls:
> test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported)
> test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
> test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported)
> test VIDIOC_ENUMAUDIO: OK (Not Supported)
> test VIDIOC_G/S/ENUMINPUT: OK (Not Supported)
> test VIDIOC_G/S_AUDIO: OK (Not Supported)
> Inputs: 0 Audio Inputs: 0 Tuners: 0
>
> Output ioctls:
> test VIDIOC_G/S_MODULATOR: OK (Not Supported)
> test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
> test VIDIOC_ENUMAUDOUT: OK (Not Supported)
> test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported)
> test VIDIOC_G/S_AUDOUT: OK (Not Supported)
> Outputs: 0 Audio Outputs: 0 Modulators: 0
>
> Input/Output configuration ioctls:
> test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported)
> test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported)
> test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported)
> test VIDIOC_G/S_EDID: OK (Not Supported)
>
> Control ioctls:
> test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK
> test VIDIOC_QUERYCTRL: OK
> test VIDIOC_G/S_CTRL: OK
> test VIDIOC_G/S/TRY_EXT_CTRLS: OK
> test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK
> test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
> Standard Controls: 2 Private Controls: 0
>
> Format ioctls:
> test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
> test VIDIOC_G/S_PARM: OK (Not Supported)
> test VIDIOC_G_FBUF: OK (Not Supported)
> fail: v4l2-test-formats.cpp(590): Video Capture Multiplanar cap set, but no Video Capture Multiplanar formats defined
> test VIDIOC_G_FMT: FAIL
> test VIDIOC_TRY_FMT: OK (Not Supported)
> test VIDIOC_S_FMT: OK (Not Supported)
> test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)
> test Cropping: OK (Not Supported)
> test Composing: OK (Not Supported)
> fail: v4l2-test-formats.cpp(1670): doioctl(node, VIDIOC_G_FMT, &fmt)
> test Scaling: FAIL
>
> Codec ioctls:
> test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported)
> test VIDIOC_G_ENC_INDEX: OK (Not Supported)
> test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported)
>
> Buffer ioctls:
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> fail: v4l2-test-buffers.cpp(574): VIDIOC_EXPBUF is supported, but the V4L2_MEMORY_MMAP support is missing, probably due to earlier failing format tests.
> test VIDIOC_EXPBUF: OK (Not Supported)
>
> Test input 0:
>
> Total: 43, Succeeded: 41, Failed: 2, Warnings: 0
>
> $ ./utils/v4l2-compliance/v4l2-compliance -d /dev/video1
> v4l2-compliance SHA : 1ae9a7adea3766879935dfede90d5aefd954c786
>
> Driver Info:
> Driver name : go2001
> Card type : GO2001 PCIe codec
> Bus info : PCI:0000:03:00.0
> Driver version: 4.12.0
> Capabilities : 0x84204000
> Video Memory-to-Memory Multiplanar
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x04204000
> Video Memory-to-Memory Multiplanar
> Streaming
> Extended Pix Format
>
> Compliance test for device /dev/video1 (not using libv4l2):
>
> Required ioctls:
> test VIDIOC_QUERYCAP: OK
>
> Allow for multiple opens:
> test second video open: OK
> test VIDIOC_QUERYCAP: OK
> test VIDIOC_G/S_PRIORITY: OK
> test for unlimited opens: OK
>
> Debug ioctls:
> test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported)
> test VIDIOC_LOG_STATUS: OK (Not Supported)
>
> Input ioctls:
> test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported)
> test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
> test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported)
> test VIDIOC_ENUMAUDIO: OK (Not Supported)
> test VIDIOC_G/S/ENUMINPUT: OK (Not Supported)
> test VIDIOC_G/S_AUDIO: OK (Not Supported)
> Inputs: 0 Audio Inputs: 0 Tuners: 0
>
> Output ioctls:
> test VIDIOC_G/S_MODULATOR: OK (Not Supported)
> test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
> test VIDIOC_ENUMAUDOUT: OK (Not Supported)
> test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported)
> test VIDIOC_G/S_AUDOUT: OK (Not Supported)
> Outputs: 0 Audio Outputs: 0 Modulators: 0
>
> Input/Output configuration ioctls:
> test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported)
> test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported)
> test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported)
> test VIDIOC_G/S_EDID: OK (Not Supported)
>
> Control ioctls:
> test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK
> test VIDIOC_QUERYCTRL: OK
> test VIDIOC_G/S_CTRL: OK
> test VIDIOC_G/S/TRY_EXT_CTRLS: OK
> test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK
> test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
> Standard Controls: 4 Private Controls: 0
>
> Format ioctls:
> test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
> fail: v4l2-test-formats.cpp(1213): got error 22 when setting parms for buftype 10
> test VIDIOC_G/S_PARM: FAIL
> test VIDIOC_G_FBUF: OK (Not Supported)
> fail: v4l2-test-formats.cpp(446): !pix_mp.width || !pix_mp.height
> test VIDIOC_G_FMT: FAIL
> test VIDIOC_TRY_FMT: OK (Not Supported)
> test VIDIOC_S_FMT: OK (Not Supported)
> test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)
> test Cropping: OK (Not Supported)
> test Composing: OK (Not Supported)
> fail: v4l2-test-formats.cpp(1678): doioctl(node, VIDIOC_G_FMT, &fmt)
> test Scaling: FAIL
>
> Codec ioctls:
> test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported)
> test VIDIOC_G_ENC_INDEX: OK (Not Supported)
> test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported)
>
> Buffer ioctls:
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> fail: v4l2-test-buffers.cpp(574): VIDIOC_EXPBUF is supported, but the V4L2_MEMORY_MMAP support is missing, probably due to earlier failing format tests.
> test VIDIOC_EXPBUF: OK (Not Supported)
>
> Test input 0:
>
>
> Total: 43, Succeeded: 40, Failed: 3, Warnings: 0
>
>
> Thierry Escande (1):
> [media] v4l2: Add support for go2001 PCI codec driver
>
> drivers/media/pci/Kconfig | 2 +
> drivers/media/pci/Makefile | 1 +
> drivers/media/pci/go2001/Kconfig | 11 +
> drivers/media/pci/go2001/Makefile | 2 +
> drivers/media/pci/go2001/go2001.h | 331 ++++
> drivers/media/pci/go2001/go2001_driver.c | 2525 ++++++++++++++++++++++++++++++
> drivers/media/pci/go2001/go2001_hw.c | 1362 ++++++++++++++++
> drivers/media/pci/go2001/go2001_hw.h | 55 +
> drivers/media/pci/go2001/go2001_proto.h | 359 +++++
> 9 files changed, 4648 insertions(+)
> create mode 100644 drivers/media/pci/go2001/Kconfig
> create mode 100644 drivers/media/pci/go2001/Makefile
> create mode 100644 drivers/media/pci/go2001/go2001.h
> create mode 100644 drivers/media/pci/go2001/go2001_driver.c
> create mode 100644 drivers/media/pci/go2001/go2001_hw.c
> create mode 100644 drivers/media/pci/go2001/go2001_hw.h
> create mode 100644 drivers/media/pci/go2001/go2001_proto.h
>