Re: [PATCH] drm: rcar-du: do not restart rcar-du groups on gen3

Hi Michael, Sorry for getting back to you so late, your patch got burried in my inbox. On Tue, Nov 23, 2021 at 04:20:11PM +0100, Michael Rodin wrote: > Restarting a display unit group can cause a visible flicker on the display. > Particularly when a LVDS display is connected to a Salvator board a

[PATCH] drm: rcar-du: do not restart rcar-du groups on gen3

Restarting a display unit group can cause a visible flicker on the display. Particularly when a LVDS display is connected to a Salvator board and an HDMI display is (re)connected, then there will be 2 visible flickers on the LVDS display: 1. during atomic_flush (The need_restart flag is set in th