Defined in 4 files as a macro:
- drivers/gpu/drm/radeon/evergreend.h, line 1476 (as a macro)
- drivers/gpu/drm/radeon/nid.h, line 1091 (as a macro)
- drivers/gpu/drm/radeon/r600d.h, line 892 (as a macro)
- drivers/gpu/drm/radeon/rv770d.h, line 942 (as a macro)