linux-kernel - Re: [PATCH 00/20] Add MFC v12 support.

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Date:   Wed, 18 May 2022 11:42:45 +0200
From:   Hans Verkuil <hverkuil-cisco@...all.nl>
To:     Smitha T Murthy <smitha.t@...sung.com>,
        linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Cc:     m.szyprowski@...sung.com, andrzej.hajda@...el.com,
        mchehab@...nel.org, ezequiel@...guardiasur.com.ar,
        jernej.skrabec@...il.com, benjamin.gaignard@...labora.com,
        stanimir.varbanov@...aro.org, dillon.minfei@...il.com,
        david.plowman@...pberrypi.com, mark.rutland@....com,
        robh+dt@...nel.org, krzk+dt@...nel.org, andi@...zian.org,
        alim.akhtar@...sung.com, aswani.reddy@...sung.com,
        pankaj.dubey@...sung.com
Subject: Re: [PATCH 00/20] Add MFC v12 support.

Hi Smitha,

On 5/17/22 14:55, Smitha T Murthy wrote:
> This patch series adds MFC v12 support. MFC v12 is used in
> Tesla FSD SoC.
> 
> This adds support for following:
> 
> * Add support for VP9 encoder
> * Add support for YV12 and I420 format (3-plane)
> * Add support for Rate Control, UHD and DMABUF for encoder
> * Add support for DPB buffers allocation based on MFC requirement
> * Fix to handle reference queue at MFCINST_FINISHING state.
> * Fix to handle error scenario on CLOSE_INSTANCE command.
> * Fix for register read and write for H264 codec encoding.
> * Update Documentation for control id definitions

Nice addition. Can you provide the v4l2-compliance output for this
driver? Make sure you build v4l2-compliance from the latest v4l-utils
git repo code.

Regards,

	Hans

> 
> Smitha T Murthy (20):
>   MAINTAINERS: Add git repo path for MFC
>   dt-bindings: media: s5p-mfc: Convert s5p-mfc.txt to new DT schema
>   dt-bindings: media: s5p-mfc: Add mfcv12 variant
>   media: s5p-mfc: Rename IS_MFCV10 macro
>   media: s5p-mfc: Add initial support for MFCv12
>   Documention: v4l: Documentation for VP9 CIDs.
>   media: v4l2: Add v4l2 control IDs for VP9 encoder.
>   media: s5p-mfc: Add support for VP9 encoder.
>   media: s5p-mfc: Add YV12 and I420 multiplanar format support
>   media: s5p-mfc: Add support for rate controls in MFCv12
>   media: s5p-mfc: Add support for UHD encoding.
>   media: s5p-mfc: Add support for DMABUF for encoder
>   media: s5p-mfc: Set context for valid case before calling try_run
>   media: s5p-mfc: Load firmware for each run in MFCv12.
>   media: s5p-mfc: DPB Count Independent of VIDIOC_REQBUF
>   media: s5p-mfc: Fix to handle reference queue during finishing
>   media: s5p-mfc: Clear workbit to handle error condition
>   media: s5p-mfc: Correction in register read and write for H264
>   arm64: dts: fsd: Add MFC related DT enteries
>   arm64 defconfig: Add MFC in defconfig
> 
>  .../devicetree/bindings/media/s5p-mfc.txt     |  77 +--
>  .../devicetree/bindings/media/s5p-mfc.yaml    |  99 ++++
>  .../media/v4l/ext-ctrls-codec.rst             | 167 +++++++
>  MAINTAINERS                                   |   1 +
>  arch/arm64/boot/dts/tesla/fsd-evb.dts         |   8 +
>  arch/arm64/boot/dts/tesla/fsd.dtsi            |  22 +
>  arch/arm64/configs/defconfig                  |   4 +-
>  .../platform/samsung/s5p-mfc/regs-mfc-v12.h   |  60 +++
>  .../platform/samsung/s5p-mfc/regs-mfc-v7.h    |   1 +
>  .../platform/samsung/s5p-mfc/regs-mfc-v8.h    |   3 +
>  .../media/platform/samsung/s5p-mfc/s5p_mfc.c  |  36 +-
>  .../platform/samsung/s5p-mfc/s5p_mfc_cmd_v6.c |   3 +
>  .../platform/samsung/s5p-mfc/s5p_mfc_common.h |  48 +-
>  .../platform/samsung/s5p-mfc/s5p_mfc_ctrl.c   |  13 +-
>  .../platform/samsung/s5p-mfc/s5p_mfc_dec.c    |  51 +-
>  .../platform/samsung/s5p-mfc/s5p_mfc_enc.c    | 417 ++++++++++++++--
>  .../platform/samsung/s5p-mfc/s5p_mfc_opr.h    |  16 +-
>  .../platform/samsung/s5p-mfc/s5p_mfc_opr_v5.c |  12 +-
>  .../platform/samsung/s5p-mfc/s5p_mfc_opr_v6.c | 446 ++++++++++++++++--
>  .../platform/samsung/s5p-mfc/s5p_mfc_opr_v6.h |   3 +
>  drivers/media/v4l2-core/v4l2-ctrls-defs.c     |  44 ++
>  include/uapi/linux/v4l2-controls.h            |  33 ++
>  22 files changed, 1362 insertions(+), 202 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/media/s5p-mfc.yaml
>  create mode 100644 drivers/media/platform/samsung/s5p-mfc/regs-mfc-v12.h
> 
> 
> base-commit: 3ae87d2f25c0e998da2721ce332e2b80d3d53c39