linux-kernel - Re: [PATCH v13 10/10] drm/mediatek: fix no audio when resolution change

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Message-ID: <250cd177-fbbf-343c-80c1-d9278c01410a@collabora.com>
Date:   Fri, 1 Jul 2022 10:24:41 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Bo-Chen Chen <rex-bc.chen@...iatek.com>, chunkuang.hu@...nel.org,
        p.zabel@...gutronix.de, daniel@...ll.ch, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, mripard@...nel.org,
        tzimmermann@...e.de, matthias.bgg@...il.com, deller@....de,
        airlied@...ux.ie
Cc:     msp@...libre.com, granquet@...libre.com, jitao.shi@...iatek.com,
        wenst@...omium.org, ck.hu@...iatek.com, liangxu.xu@...iatek.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-fbdev@...r.kernel.org,
        Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH v13 10/10] drm/mediatek: fix no audio when resolution
 change

Il 01/07/22 08:28, Bo-Chen Chen ha scritto:
> When switching resolutions, config the audio setting with the
> previous audio parameters.
> 
> Signed-off-by: Jitao Shi <jitao.shi@...iatek.com>
> Signed-off-by: Bo-Chen Chen <rex-bc.chen@...iatek.com>

Change the title to:
drm/mediatek: Use cached audio config when changing resolution

...and a more suitable description would be:

Use the cached audio configuration during a resolution switch
to avoid loss of sound.

(perhaps also explain why we're losing it and why using cached
data is necessary).

After which...

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>