Commits
Alex Deucher committed 2b48b968c0d
drm/radeon: update wait_for_vblank for r1xx-r4xx Properly wait for the next vblank region. The previous code didn't always wait long enough depending on the timing. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org