CB_PERF_CTR3_SEL_0 3674 drivers/gpu/drm/radeon/evergreen.c 	WREG32(CB_PERF_CTR3_SEL_0, 0);
CB_PERF_CTR3_SEL_0 1237 drivers/gpu/drm/radeon/ni.c 	WREG32(CB_PERF_CTR3_SEL_0, 0);