R300_ZC_FLUSH 230 drivers/gpu/drm/radeon/r300.c radeon_ring_write(ring, R300_ZC_FLUSH); R300_ZC_FLUSH 296 drivers/gpu/drm/radeon/r300.c radeon_ring_write(ring, R300_ZC_FLUSH | R300_ZC_FREE); R300_ZC_FLUSH 306 drivers/gpu/drm/radeon/r300.c radeon_ring_write(ring, R300_ZC_FLUSH | R300_ZC_FREE);