Symbol: dce4_is_in_vblank
sys/dev/pci/drm/radeon/evergreen.c
1390
while (dce4_is_in_vblank(rdev, crtc)) {
sys/dev/pci/drm/radeon/evergreen.c
1397
while (!dce4_is_in_vblank(rdev, crtc)) {