Re: [PATCH v2 1/2] drm/bridge: anx7625: Drop EDID cache on bridge power off

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Hi,

On Thu, Sep 26, 2024 at 2:29 AM Pin-yen Lin <treapking@xxxxxxxxxxxx> wrote:
>
> The bridge might miss the display change events when it's powered off.
> This happens when a user changes the external monitor when the system
> is suspended and the embedded controller doesn't not wake AP up.
>
> It's also observed that one DP-to-HDMI bridge doesn't work correctly
> when there is no EDID read after it is powered on.
>
> Drop the cache to force an EDID read after system resume to fix this.
>
> Fixes: 8bdfc5dae4e3 ("drm/bridge: anx7625: Add anx7625 MIPI DSI/DPI to DP")
> Signed-off-by: Pin-yen Lin <treapking@xxxxxxxxxxxx>
> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>

I don't think it needs a re-spin, but for future reference you're
always supposed to move your own Signed-off-by to the bottom whenever
you "touch" a patch. Thus yours should be below Dmitry's tag.

In any case,

Reviewed-by: Douglas Anderson <dianders@xxxxxxxxxxxx>

If these haven't been applied and there's no other feedback at the end
of next week I'll plan to apply both this and the next patch to
drm-misc-fixes.


-Doug




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