Re: [PATCH v5 0/9] Add MT8173 Video Decoder Driver

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On 09/02/2016 02:19 PM, Tiffany Lin wrote:
> ==============
>  Introduction
> ==============
> 
> The purpose of this series is to add the driver for video codec hw embedded in the Mediatek's MT8173 SoCs.
> Mediatek Video Codec is able to handle video decoding and encoding of in a range of formats.
> 
> This patch series rely on MTK VPU driver that have been merged in v4.8-rc1.
> Mediatek Video Decoder driver rely on VPU driver to load, communicate with VPU.
> 
> Internally the driver uses videobuf2 framework, and MTK IOMMU and MTK SMI both have been merged in v4.6-rc1.
> 
> [1]https://chromium-review.googlesource.com/#/c/245241/

This patch series fails to apply to the media_tree master (patch 3/9). Can you rebase and repost?

I'm ready to make a pull request for this, so I hope you can fix this soon.

Thanks!

	Hans

> 
> ==================
>  Device interface
> ==================
> 
> In principle the driver bases on v4l2 memory-to-memory framework:
> it provides a single video node and each opened file handle gets its own private context with separate buffer queues. Each context consist of 2 buffer 
> queues: OUTPUT (for source buffers, i.e. bitstream) and CAPTURE (for destination buffers, i.e. decoded video frames).
> OUTPUT and CAPTURE buffer could be MMAP or DMABUF memory type.
> 
> Change in v5:
> 1. Merge wucheng's V4L2_PIX_FMT_VP9 series to this series
>    V4L: add VP9 format documentation
>    v4l2-ioctl: add VP9 format description.
>    videodev2.h: add V4L2_PIX_FMT_VP9 format.
> 2. Remove V4L2_PIX_FMT_MT21C to another series
> 
> Change in v4:
> 1.Change V4L2_PIX_FMT_MT21 to v4l2_PIX_FMT_MT21C
> 2.Fix g/s_selection implementation
> 3.Refine code according to review comments and pass V4l2-compliance test
> 
> -/bin/sh: v4l2: not found
> # v4l2-compliance -d /dev/video0
> v4l2-compliance SHA   : fc45cdc502065bc1dfb4ef9ceb9a822bb9877bce
> 
> Driver Info:
>         Driver name   : mtk-vcodec-dec
>         Card type     : platform:mt8173
>         Bus info      : platform:mt8173
>         Driver version: 4.8.0
>         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)
>                 test VIDIOC_G_FMT: OK
>                 test VIDIOC_TRY_FMT: OK
>                 test VIDIOC_S_FMT: OK
>                 test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)
>                 test Cropping: OK (Not Supported)
>                 test Composing: OK
>                 test Scaling: OK
> 
>         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
>                 test VIDIOC_EXPBUF: OK
> 
> Test input 0:
> 
> Total: 43, Succeeded: 43, Failed: 0, Warnings: 0
> 
> 
> Change in v3:
> 1. Refine vdec hw clock setting
> 2. Refine vp9 codec driver
> 3. Refine v4l2 codec driver
> 
> Change in v2:
> 1. Add documentation for V4L2_PIX_FMT_MT21 2. Remove DRM_FORMAT_MT21 2. Refine code according to review comments
> 
> 
> Andrew-CT Chen (1):
>   VPU: mediatek: Add decode support
> 
> Tiffany Lin (10):
>   dt-bindings: Add a binding for Mediatek Video Decoder
>   vcodec: mediatek: Add Mediatek V4L2 Video Decoder Driver
>   vcodec: mediatek: Add Mediatek H264 Video Decoder Drive
>   vcodec: mediatek: Add Mediatek VP8 Video Decoder Driver
>   Add documentation for V4L2_PIX_FMT_VP9.
>   vcodec: mediatek: Add Mediatek VP9 Video Decoder Driver
>   v4l: add Mediatek compressed video block format
>   docs-rst: Add compressed video formats used on MT8173 codec driver
>   vcodec: mediatek: Add V4L2_PIX_FMT_MT21C support for v4l2 decoder
>   arm64: dts: mediatek: Add Video Decoder for MT8173
> 
> Wu-Cheng Li (2):
>   videodev2.h: add V4L2_PIX_FMT_VP9 format.
>   v4l2-ioctl: add VP9 format description.
> 
>  .../devicetree/bindings/media/mediatek-vcodec.txt  |   57 +-
>  Documentation/media/uapi/v4l/pixfmt-013.rst        |    8 +
>  Documentation/media/uapi/v4l/pixfmt-reserved.rst   |    6 +
>  arch/arm64/boot/dts/mediatek/mt8173.dtsi           |   44 +
>  drivers/media/platform/mtk-vcodec/Makefile         |   15 +-
>  drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c | 1448 ++++++++++++++++++++
>  drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.h |   88 ++
>  .../media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c |  394 ++++++
>  .../media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c  |  205 +++
>  .../media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h  |   28 +
>  drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h |   62 +-
>  .../media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c |    8 +-
>  .../media/platform/mtk-vcodec/mtk_vcodec_intr.c    |    3 +-
>  .../media/platform/mtk-vcodec/mtk_vcodec_util.c    |   33 +-
>  .../media/platform/mtk-vcodec/mtk_vcodec_util.h    |    5 +
>  .../media/platform/mtk-vcodec/vdec/vdec_h264_if.c  |  506 +++++++
>  .../media/platform/mtk-vcodec/vdec/vdec_vp8_if.c   |  633 +++++++++
>  .../media/platform/mtk-vcodec/vdec/vdec_vp9_if.c   |  967 +++++++++++++
>  drivers/media/platform/mtk-vcodec/vdec_drv_base.h  |   56 +
>  drivers/media/platform/mtk-vcodec/vdec_drv_if.c    |  122 ++
>  drivers/media/platform/mtk-vcodec/vdec_drv_if.h    |  101 ++
>  drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h   |  103 ++
>  drivers/media/platform/mtk-vcodec/vdec_vpu_if.c    |  168 +++
>  drivers/media/platform/mtk-vcodec/vdec_vpu_if.h    |   96 ++
>  drivers/media/platform/mtk-vpu/mtk_vpu.c           |   12 +
>  drivers/media/platform/mtk-vpu/mtk_vpu.h           |   27 +
>  drivers/media/v4l2-core/v4l2-ioctl.c               |    2 +
>  include/uapi/linux/videodev2.h                     |    2 +
>  28 files changed, 5173 insertions(+), 26 deletions(-)
>  create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
>  create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.h
>  create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c
>  create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c
>  create mode 100644 drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h
>  create mode 100644 drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
>  create mode 100644 drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_if.c
>  create mode 100644 drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c
>  create mode 100644 drivers/media/platform/mtk-vcodec/vdec_drv_base.h
>  create mode 100644 drivers/media/platform/mtk-vcodec/vdec_drv_if.c
>  create mode 100644 drivers/media/platform/mtk-vcodec/vdec_drv_if.h
>  create mode 100644 drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h
>  create mode 100644 drivers/media/platform/mtk-vcodec/vdec_vpu_if.c
>  create mode 100644 drivers/media/platform/mtk-vcodec/vdec_vpu_if.h
> 
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