linux-kernel - Re: [PATCH v10 05/21] video/hdmi: Add audio

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Message-ID: <7ae7e42c-9225-2ff2-f167-8235ab4cadc3@collabora.com>
Date:   Wed, 25 May 2022 14:32:02 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Guillaume Ranquet <granquet@...libre.com>,
        Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>, Helge Deller <deller@....de>,
        CK Hu <ck.hu@...iatek.com>, Jitao shi <jitao.shi@...iatek.com>
Cc:     Markus Schneider-Pargmann <msp@...libre.com>,
        dri-devel@...ts.freedesktop.org,
        linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-phy@...ts.infradead.org, linux-fbdev@...r.kernel.org
Subject: Re: [PATCH v10 05/21] video/hdmi: Add audio_infoframe packing for DP

Il 23/05/22 12:47, Guillaume Ranquet ha scritto:
> From: Markus Schneider-Pargmann <msp@...libre.com>
> 
> Similar to HDMI, DP uses audio infoframes as well which are structured
> very similar to the HDMI ones.
> 
> This patch adds a helper function to pack the HDMI audio infoframe for
> DP, called hdmi_audio_infoframe_pack_for_dp().
> hdmi_audio_infoframe_pack_only() is split into two parts. One of them
> packs the payload only and can be used for HDMI and DP.
> 
> Also constify the frame parameter in hdmi_audio_infoframe_check() as
> it is passed to hdmi_audio_infoframe_check_only() which expects a const.
> 
> Signed-off-by: Markus Schneider-Pargmann <msp@...libre.com>
> Signed-off-by: Guillaume Ranquet <granquet@...libre.com>
> ---
>   drivers/video/hdmi.c           | 82 ++++++++++++++++++++++++++--------
>   include/drm/dp/drm_dp_helper.h |  2 +

this has been moved... again... this time it's include/drm/display/drm_dp_helper.h

>   include/linux/hdmi.h           |  7 ++-
>   3 files changed, 71 insertions(+), 20 deletions(-)
>