On 14/11/16 11:12 PM, Max Staudt wrote: > On 11/14/2016 02:46 AM, Michel Dänzer wrote: >> On 11/11/16 02:21 AM, Max Staudt wrote: >>> Hi, >>> >>> I have bisected a commit in v4.6 that fixes a freeze of the screen on >>> DPMS sleep: >>> >>> 777e3cbc791f131806d9bf24b3325637c7fc228d drm/radeon: Switch to drm_vblank_on/off >>> >>> >>> When running 'xset dpms force off' in a GNOME session (I tested this on >>> openSUSE Leap 42.2), sometimes the screen will freeze, sometimes it will >>> not. It may take several tries. >>> >>> When it does freeze, the mouse can still be used, but clicking anything >>> will (seem to?) have no effect. Typing in an open terminal still works, >>> albeit the screen will still be frozen. Run "xterm" and the screen will >>> unfreeze. Running "xlogo" does not unfreeze it. >> >> Does this still happen with current xf86-video-ati Git master? > > > Hmm, good idea! > > > I bisected this, and the problem goes away in this xf86-video-ati commit: > > 1181b9c582f10b6c523e4b2988e2ce87ecf3d367 Enable DRI3 by default when building for Xorg >= 1.18.3 > > > I tested this on Kabini. > > > So... what about DRI2? Does it still happen with DRI2? You can either disable DRI3 completely with Option "DRI" "2" in /etc/X11/xorg.conf, or just for gnome-shell with LIBGL_DRI3_DISABLE=1 gnome-shell --replace -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Mesa and X developer
