Defined in 4 files as a macro:
- sys/external/bsd/drm2/dist/drm/radeon/r100d.h, line 796 (as a macro)
- sys/external/bsd/drm2/dist/drm/radeon/r300d.h, line 298 (as a macro)
- sys/external/bsd/drm2/dist/drm/radeon/r420d.h, line 204 (as a macro)
- sys/external/bsd/drm2/dist/drm/radeon/rv250d.h, line 78 (as a macro)