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Message-ID: <616d95a4-e6f3-5c42-d435-eb73795bd82c@xs4all.nl>
Date: Mon, 5 Sep 2016 11:33:57 +0200
From: Hans Verkuil <hverkuil@...all.nl>
To: Tiffany Lin <tiffany.lin@...iatek.com>,
Hans Verkuil <hans.verkuil@...co.com>,
daniel.thompson@...aro.org, Rob Herring <robh+dt@...nel.org>,
Mauro Carvalho Chehab <mchehab@....samsung.com>,
Matthias Brugger <matthias.bgg@...il.com>,
Daniel Kurtz <djkurtz@...omium.org>,
Pawel Osciak <posciak@...omium.org>
Cc: Eddie Huang <eddie.huang@...iatek.com>,
Yingjoe Chen <yingjoe.chen@...iatek.com>,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org,
linux-mediatek@...ts.infradead.org, PoChun.Lin@...iatek.com
Subject: Re: [PATCH v5 0/9] Add MT8173 Video Decoder Driver
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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