PACKET3_SET_LOOP_CONST_START 1677 drivers/gpu/drm/radeon/evergreend.h #define		PACKET3_SET_LOOP_CONST_START			0x0003a200
PACKET3_SET_LOOP_CONST_START 1281 drivers/gpu/drm/radeon/nid.h #define		PACKET3_SET_LOOP_CONST_START			0x0003a200