Re: [PATCH] drm/panel-simple: Undo enable if HPD never asserts

2021-01-15 Thread Stephen Boyd
Quoting Douglas Anderson (2021-01-14 17:22:59) > 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

[PATCH] drm/panel-simple: Undo enable if HPD never asserts

2021-01-14 Thread Douglas Anderson
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 pat