dmesg says this after blackout
[ 737.891632] [drm:i915_get_vblank_counter] *ERROR* trying to get vblank count for disabled pipe 0 [ 744.702207] [drm:i915_get_vblank_counter] *ERROR* trying to get vblank count for disabled pipe 0
dmesg says this after blackout
[ 737.891632] [drm:i915_ get_vblank_ counter] *ERROR* trying to get vblank count for disabled pipe 0 get_vblank_ counter] *ERROR* trying to get vblank count for disabled pipe 0
[ 744.702207] [drm:i915_