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

Tiffany Lin tiffany.lin at mediatek.com
Mon Sep 5 02:50:11 PDT 2016


Hi Hans,

On Mon, 2016-09-05 at 11:33 +0200, Hans Verkuil wrote:
> 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.
> 
I saw Encoder fix patches in fixes branch.
This patch series is base on Encoder fix patches. 

[media] vcodec:mediatek: Refine VP8 encoder driver
[media] vcodec:mediatek: Refine H264 encoder driver
[media] vcodec:mediatek: change H264 profile default to profile high
[media] vcodec:mediatek: Add timestamp and timecode copy for V4L2
Encoder
[media] vcodec:mediatek: Fix visible_height larger than coded_height
issue in s_fmt_out
[media] vcodec:mediatek: Fix fops_vcodec_release flow for V4L2 Encoder
[media] vcodec:mediatek:code refine for v4l2 Encoder driver
[media] dvb_frontend: Use memdup_user() rather than duplicating its
implementation


If I do not rebase decoder patch series base on Encoder fix pathces.
Then it will fail after Encoder fix patches merged.

May I know what parent patch I need to rebase to to fix this issue?


best regards,
Tiffany

> 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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