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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,
        hverkuil-cisco@xs4all.nl, 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: [RFC v2 0/8] Move HEVC stateless controls out of staging
Date:   Tue, 15 Feb 2022 17:14:48 +0100
Message-ID: <14572059.tv2OnDr8pf@kista>
In-Reply-To: <20220215110103.241297-1-benjamin.gaignard@collabora.com>
References: <20220215110103.241297-1-benjamin.gaignard@collabora.com>
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Hi Benjamin!

Dne torek, 15. februar 2022 ob 12:00:55 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).
> 
> The 3 first patches are from Hans to implement v4l2 dynamic control
> feature which is need by patch 7 for 
V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSET
> definition.

Great, I'll test this soon on Cedrus, but I can't promise it will be this 
week.

> 
> Patch 4 move the existing uapi to stable, including definitions renaming 
> and CID number change to fit with v4l2 naming.

This should be last patch in series, otherwise you're changing stable uAPI, 
even if only few commits later.

Best regards,
Jernej

> 
> Patches 5 and 7 add fields needed for rkvdec and RPI decoders.
> 
> Patches 6 is cleaning up the uapi of useless field.
> Patches 8 change one field description and name to define offset by
> bytes rather than by bits
> 
> Benjamin
> 
> Benjamin Gaignard (5):
>   media: uapi: Move HEVC stateless controls out of staging
>   media: uapi: Add fields needed for RKVDEC driver
>   media: uapi: Remove bit_size field from v4l2_ctrl_hevc_slice_params
>   media: uapi: Add V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSET control
>   media: uapi: Change data_bit_offset definition
> 
> 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.rst             |  58 ++--
>  .../media/v4l/vidioc-queryctrl.rst            |   8 +
>  .../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     | 182 ++++++++++---
>  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 +-
>  .../staging/media/sunxi/cedrus/cedrus_h265.c  |  13 +-
>  include/linux/hantro-media.h                  |  17 ++
>  include/media/hevc-ctrls.h                    | 250 ------------------
>  include/media/v4l2-ctrls.h                    |  48 +++-
>  include/uapi/linux/v4l2-controls.h            | 224 ++++++++++++++++
>  include/uapi/linux/videodev2.h                |   8 +
>  19 files changed, 640 insertions(+), 408 deletions(-)
>  create mode 100644 include/linux/hantro-media.h
>  delete mode 100644 include/media/hevc-ctrls.h
> 
> -- 
> 2.32.0
> 
> 
>