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