Messages in this thread | | | Subject | Re: [PATCH v2 2/5] drm/panel-simple: Don't wait longer for HPD than hpd_absent_delay | From | Stephen Boyd <> | Date | Mon, 25 Jan 2021 12:26:02 -0800 |
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Quoting Douglas Anderson (2021-01-15 14:44:17) > If a panel has an hpd_absent_delay specified then we know exactly how > long the maximum time is before HPD must be asserted. That means we > can use it as a timeout for polling the HPD pin instead of using an > arbitrary timeout. This is especially useful for dealing with panels > that periodically fail to power on and need to be retried. We can > detect the problem sooner. > > Signed-off-by: Douglas Anderson <dianders@chromium.org> > ---
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
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