Re: [PATCH 3/3] drm/ast: Disable cursor while switching display modes

2020-07-27 Thread daniel
On Mon, Jul 27, 2020 at 09:37:07AM +0200, Thomas Zimmermann wrote: > The ast's HW cursor requires the primary plane and CRTC to display > at a correct mode and format. This is not the case while switching > display modes, which can lead to the screen turing permanently dark. > > As a workaround, t

[PATCH 3/3] drm/ast: Disable cursor while switching display modes

2020-07-27 Thread Thomas Zimmermann
The ast's HW cursor requires the primary plane and CRTC to display at a correct mode and format. This is not the case while switching display modes, which can lead to the screen turing permanently dark. As a workaround, the ast driver now disables active HW cursors while the mode switch takes plac