linux-kernel - Re: [PATCH v26 5/7] drm/mediatek: modify mediatek-drm for mt8195 multi mmsys support

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Message-ID: <20220819194639.tiyiiucgdknmjiew@notapiano>
Date:   Fri, 19 Aug 2022 15:46:39 -0400
From:   Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>
To:     "Nancy.Lin" <nancy.lin@...iatek.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>, wim@...ux-watchdog.org,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>, linux@...ck-us.net,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        "jason-jh . lin" <jason-jh.lin@...iatek.com>,
        Yongqiang Niu <yongqiang.niu@...iatek.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        dri-devel@...ts.freedesktop.org, llvm@...ts.linux.dev,
        singo.chang@...iatek.com,
        Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH v26 5/7] drm/mediatek: modify mediatek-drm for mt8195
 multi mmsys support

On Fri, Aug 19, 2022 at 02:14:54PM +0800, Nancy.Lin wrote:
> MT8195 have two mmsys. Modify drm for MT8195 multi-mmsys support.
> The two mmsys (vdosys0 and vdosys1) will bring up two drm drivers,
> only one drm driver register as the drm device.
> Each drm driver binds its own component. The last bind drm driver
> allocates and registers the drm device to drm core.
> Each crtc path is created with the corresponding drm driver data.
> 
> Signed-off-by: Nancy.Lin <nancy.lin@...iatek.com>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
> Reviewed-by: CK Hu <ck.hu@...iatek.com>
> Tested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
> Tested-by: Bo-Chen Chen <rex-bc.chen@...iatek.com>

Tested-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>

Display and external display still work on mt8192 as it should.

Thanks,
Nícolas