Symbol: USE_REAL_VBLANKSTART
sys/dev/pci/drm/amd/amdgpu/amdgpu_display.c
1609
if (!(flags & USE_REAL_VBLANKSTART))
sys/dev/pci/drm/radeon/radeon_display.c
1947
if (!(flags & USE_REAL_VBLANKSTART))
sys/dev/pci/drm/radeon/radeon_pm.c
1852
USE_REAL_VBLANKSTART,