linux-kernel - Re: [PATCH v4 00/15] Move HEVC stateless controls out of staging

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Date:   Wed, 30 Mar 2022 09:09:11 +0200
From:   Benjamin Gaignard <benjamin.gaignard@...labora.com>
To:     mchehab@...nel.org, ezequiel@...guardiasur.com.ar,
        p.zabel@...gutronix.de, gregkh@...uxfoundation.org,
        mripard@...nel.org, paul.kocialkowski@...tlin.com, wens@...e.org,
        jernej.skrabec@...il.com, jonas@...boo.se, nicolas@...fresne.ca
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-staging@...ts.linux.dev,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        kernel@...labora.com, knaerzche@...il.com, jc@...esim.co.uk
Subject: Re: [PATCH v4 00/15] Move HEVC stateless controls out of staging


Le 28/02/2022 à 15:08, Benjamin Gaignard a écrit :
> This series aims to make HEVC uapi stable and usable for hardware
> decoder. HEVC uapi is used by 2 mainlined drivers (Cedrus and Hantro)
> and 2 out of the tree drivers (rkvdec and RPI).
>
> After the remarks done on version 2, I have completely reworked to patches
> split so changelogs are meaningless. I have also drop "RFC" from the
> titles.
>
> Version 4:
> - Add num_entry_point_offsets field in  struct v4l2_ctrl_hevc_slice_params
> - Fix V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS name
> - Initialize control V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS
> - Fix space/tab issue in kernel-doc
> - Add patch to change data_bit_offset definition
> - Fix hantro-media SPDX license
> - put controls under stateless section in v4l2-ctrls-defs.c
>
> At the end fluster tests results on IMX8MQ is 77/147 for HEVC codec.

Dear reviewers,

This series is waiting for your feedback,

Thanks,
Benjamin

>
> Benjamin
>
>
> Benjamin Gaignard (12):
>    media: uapi: HEVC: Add missing fields in HEVC controls
>    media: uapi: HEVC: Rename HEVC stateless controls with STATELESS
>      prefix
>    media: uapi: HEVC: Add document uAPI structure
>    media: uapi: HEVC: Define V4L2_CID_STATELESS_HEVC_SLICE_PARAMS as a
>      dynamic array
>    media: uapi: Move parsed HEVC pixel format out of staging
>    media: uapi: Add V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS control
>    media: uapi: Move the HEVC stateless control type out of staging
>    media: controls: Log HEVC stateless control in .std_log
>    media: uapi: Create a dedicated header for Hantro control
>    media: uapi: HEVC: fix padding in v4l2 control structures
>    media: uapi: Change data_bit_offset definition
>    media: uapi: move HEVC stateless controls out of staging
>
> Hans Verkuil (3):
>    videodev2.h: add V4L2_CTRL_FLAG_DYNAMIC_ARRAY
>    v4l2-ctrls: add support for dynamically allocated arrays.
>    vivid: add dynamic array test control
>
>   .../userspace-api/media/drivers/hantro.rst    |   5 -
>   .../media/v4l/ext-ctrls-codec-stateless.rst   | 833 ++++++++++++++++++
>   .../media/v4l/ext-ctrls-codec.rst             | 780 ----------------
>   .../media/v4l/pixfmt-compressed.rst           |   7 +-
>   .../media/v4l/vidioc-g-ext-ctrls.rst          |  20 +
>   .../media/v4l/vidioc-queryctrl.rst            |   8 +
>   .../media/videodev2.h.rst.exceptions          |   5 +
>   .../media/test-drivers/vivid/vivid-ctrls.c    |  15 +
>   drivers/media/v4l2-core/v4l2-ctrls-api.c      | 103 ++-
>   drivers/media/v4l2-core/v4l2-ctrls-core.c     | 198 ++++-
>   drivers/media/v4l2-core/v4l2-ctrls-defs.c     |  37 +-
>   drivers/media/v4l2-core/v4l2-ctrls-priv.h     |   3 +-
>   drivers/media/v4l2-core/v4l2-ctrls-request.c  |  13 +-
>   drivers/staging/media/hantro/hantro_drv.c     |  27 +-
>   drivers/staging/media/hantro/hantro_hevc.c    |   8 +-
>   drivers/staging/media/sunxi/cedrus/cedrus.c   |  24 +-
>   .../staging/media/sunxi/cedrus/cedrus_dec.c   |  10 +-
>   .../staging/media/sunxi/cedrus/cedrus_h265.c  |   2 +-
>   include/media/hevc-ctrls.h                    | 250 ------
>   include/media/v4l2-ctrls.h                    |  48 +-
>   include/uapi/linux/hantro-media.h             |  19 +
>   include/uapi/linux/v4l2-controls.h            | 439 +++++++++
>   include/uapi/linux/videodev2.h                |  13 +
>   23 files changed, 1697 insertions(+), 1170 deletions(-)
>   delete mode 100644 include/media/hevc-ctrls.h
>   create mode 100644 include/uapi/linux/hantro-media.h
>