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

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Message-ID: <79a9c925-d930-ad23-dc53-9ebc16d1328a@collabora.com>
Date:   Thu, 31 Mar 2022 08:53:43 +0200
From:   Benjamin Gaignard <benjamin.gaignard@...labora.com>
To:     Adam Ford <aford173@...il.com>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        mripard@...nel.org, paul.kocialkowski@...tlin.com,
        Chen-Yu Tsai <wens@...e.org>,
        "jernej.skrabec" <jernej.skrabec@...il.com>,
        Jonas Karlman <jonas@...boo.se>,
        Nicolas Dufresne <nicolas@...fresne.ca>,
        linux-media <linux-media@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:STAGING SUBSYSTEM" <linux-staging@...ts.linux.dev>,
        arm-soc <linux-arm-kernel@...ts.infradead.org>,
        linux-sunxi@...ts.linux.dev, kernel <kernel@...labora.com>,
        knaerzche@...il.com, jc@...esim.co.uk
Subject: Re: [PATCH v4 00/15] Move HEVC stateless controls out of staging


Le 30/03/2022 à 20:52, Adam Ford a écrit :
> On Wed, Mar 30, 2022 at 2:53 AM Benjamin Gaignard
> <benjamin.gaignard@...labora.com> wrote:
>>
>> 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,
> I tried several times with the suggested repos for both the kernel and
> g-streamer without success getting Fluster to pass any tests on the
> imx8mq.  I can try again but I likely won't get to it until this
> weekend.  If I can get it working, I'll test both the 8mq and 8mm.

Thanks a lot for that.

Benjamin

>
> adam
>> 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
>>>