Defined in 4 files as a macro:
- drivers/gpu/drm/radeon/evergreend.h, line 821 (as a macro)
- drivers/gpu/drm/radeon/nid.h, line 344 (as a macro)
- drivers/gpu/drm/radeon/r600d.h, line 246 (as a macro)
- drivers/gpu/drm/radeon/rv770d.h, line 393 (as a macro)