linux-kernel - Re: [PATCH v2] media: platform: mtk-mdp3: Revise frame change criteria

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Date:   Tue, 2 Nov 2021 14:52:00 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     "roy-cw.yeh" <roy-cw.yeh@...iatek.com>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Chun-Kuang Hu <chunkuang.hu@...nel.org>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Fabien Parent <fparent@...libre.com>,
        "jason-jh . lin" <jason-jh.lin@...iatek.com>,
        daoyuan huang <daoyuan.huang@...iatek.com>,
        Ping-Hsun Wu <ping-hsun.wu@...iatek.com>,
        Moudy Ho <moudy.ho@...iatek.com>,
        "river . cheng" <river.cheng@...iatek.com>,
        Yongqiang Niu <yongqiang.niu@...iatek.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v2] media: platform: mtk-mdp3: Revise frame change
 criteria

Il 02/11/21 08:45, roy-cw.yeh ha scritto:
> From: "Roy-CW.Yeh" <roy-cw.yeh@...iatek.com>
> 
> frame_change will trigger MDP SCP to re-calculate path and parameter.
> MDP fails when it doesn't get correct parameters to process frame.
> 
> frame_change raises when size change occurs
> no matter it happens in input or output frame.
> 
> frame_change also activates as input format changes.
> 
> Signed-off-by: Roy-CW.Yeh <roy-cw.yeh@...iatek.com>

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