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From:   Jernej =?utf-8?B?xaBrcmFiZWM=?= <jernej.skrabec@gmail.com>
To:     mchehab@kernel.org, ezequiel@vanguardiasur.com.ar,
        p.zabel@pengutronix.de, gregkh@linuxfoundation.org,
        mripard@kernel.org, paul.kocialkowski@bootlin.com, wens@csie.org,
        jonas@kwiboo.se, nicolas@ndufresne.ca,
        Benjamin Gaignard <benjamin.gaignard@collabora.com>
Cc:     linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-staging@lists.linux.dev,
        linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev,
        kernel@collabora.com, knaerzche@gmail.com, jc@kynesim.co.uk,
        Benjamin Gaignard <benjamin.gaignard@collabora.com>
Subject: Re: [PATCH v3 00/14] Move HEVC stateless controls out of staging
Date:   Fri, 25 Feb 2022 20:33:12 +0100
Message-ID: <1807725.tdWV9SEqCh@kista>
In-Reply-To: <20220225164600.1044663-1-benjamin.gaignard@collabora.com>
References: <20220225164600.1044663-1-benjamin.gaignard@collabora.com>
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Hi Benjamin!

Dne petek, 25. februar 2022 ob 17:45:46 CET je Benjamin Gaignard napisal(a):
> 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.
> 
> In this v3 I do all the changes (new controls, documentation, etc..)
> in the staging directory before moving the HEVC uAPI to stable 
> steps by steps (unlike the big one patch in v2).
> 
> At the end fluster tests results on IMX8MQ is 77/147 for HEVC codec.

I'm working on PoC code for V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSET on 
Cedrus, which should be finished over weekend.

Note: git am complained about trailing spaces. Run scripts/checkpatch.pl --
strict on patches before sending next round.

Best regards,
Jernej

> 
> Benjamin
> 
> Benjamin Gaignard (11):
>   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_OFFSET 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: 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   | 831 ++++++++++++++++++
>  .../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     |  32 +-
>  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 +-
>  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            | 436 +++++++++
>  include/uapi/linux/videodev2.h                |  13 +
>  22 files changed, 1686 insertions(+), 1169 deletions(-)
>  delete mode 100644 include/media/hevc-ctrls.h
>  create mode 100644 include/uapi/linux/hantro-media.h
> 
> -- 
> 2.32.0
> 
>