AFMT_VBI_PACKET_CONTROL  719 drivers/gpu/drm/radeon/evergreend.h #define AFMT_VBI_PACKET_CONTROL              0x7130
AFMT_VBI_PACKET_CONTROL  860 drivers/gpu/drm/radeon/rv770d.h #define AFMT_VBI_PACKET_CONTROL              0x7608