Commits
Mario Kleiner committed e941f05d3c1
drm/vc4: Enable/Disable vblanks properly in crtc en/disable. Add missing drm_crtc_vblank_on/off() calls so vblank irq handling/updating/timestamping never runs with a crtc shut down or during its shutdown/startup, as that causes large jumps in vblank count and trouble for compositors. Signed-off-by: Mario Kleiner <mario.kleiner.de@gmail.com> Signed-off-by: Eric Anholt <eric@anholt.net>