linux-kernel - Re: [PATCH] hantro: Remove dedicated control documentation

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Date:   Tue, 19 Jul 2022 15:34:24 -0400
From:   Nicolas Dufresne <nicolas.dufresne@...labora.com>
To:     Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Hans Verkuil <hverkuil-cisco@...all.nl>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Tomasz Figa <tfiga@...omium.org>,
        Chris Healy <cphealy@...il.com>
Subject: Re: [PATCH] hantro: Remove dedicated control documentation

Le lundi 18 juillet 2022 à 18:41 -0300, Ezequiel Garcia a écrit :
> The dedicated control required by the HEVC support
> was removed, and the driver now calculates the value
> internally. Remove the ad-hoc documentation as well.
> 
> Fixes: 3360755ef89ab ("media: hantro: Stop using Hantro dedicated control")
> Signed-off-by: Ezequiel Garcia <ezequiel@...guardiasur.com.ar>

Reviewed-by: Nicolas Dufresne <nicolas.dufresne@...labora.com>

> ---
>  .../userspace-api/media/drivers/hantro.rst    | 19 -------------------
>  1 file changed, 19 deletions(-)
>  delete mode 100644 Documentation/userspace-api/media/drivers/hantro.rst
> 
> diff --git a/Documentation/userspace-api/media/drivers/hantro.rst b/Documentation/userspace-api/media/drivers/hantro.rst
> deleted file mode 100644
> index cd9754b4e005..000000000000
> --- a/Documentation/userspace-api/media/drivers/hantro.rst
> +++ /dev/null
> @@ -1,19 +0,0 @@
> -.. SPDX-License-Identifier: GPL-2.0
> -
> -Hantro video decoder driver
> -===========================
> -
> -The Hantro video decoder driver implements the following driver-specific controls:
> -
> -``V4L2_CID_HANTRO_HEVC_SLICE_HEADER_SKIP (integer)``
> -    Specifies to Hantro HEVC video decoder driver the number of data (in bits) to
> -    skip in the slice segment header.
> -    If non-IDR, the bits to be skipped go from syntax element "pic_output_flag"
> -    to before syntax element "slice_temporal_mvp_enabled_flag".
> -    If IDR, the skipped bits are just "pic_output_flag"
> -    (separate_colour_plane_flag is not supported).
> -
> -.. note::
> -
> -        This control is not yet part of the public kernel API and
> -        it is expected to change.