Messages in this thread | | | Subject | Re: [PATCH v2 1/5] drm/panel-simple: Undo enable if HPD never asserts | From | Stephen Boyd <> | Date | Fri, 15 Jan 2021 14:49:44 -0800 |
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Quoting Douglas Anderson (2021-01-15 14:44:16) > If the HPD signal never asserts in panel_simple_prepare() and we > return an error, we should unset the enable GPIO and disable the > regulator to make it consistent for the caller. > > At the moment I have some hardware where HPD sometimes doesn't assert. > Obviously that needs to be debugged, but this patch makes it so that > if I add a retry that I can make things work. > > Fixes: 48834e6084f1 ("drm/panel-simple: Support hpd-gpios for delaying prepare()") > Signed-off-by: Douglas Anderson <dianders@chromium.org> > ---
Nice catch on the unprepared_time
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
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