Defined in 4 files as a macro:
- sys/external/bsd/drm2/dist/drm/radeon/r100d.h, line 798 (as a macro)
- sys/external/bsd/drm2/dist/drm/radeon/r300d.h, line 300 (as a macro)
- sys/external/bsd/drm2/dist/drm/radeon/r420d.h, line 206 (as a macro)
- sys/external/bsd/drm2/dist/drm/radeon/rv250d.h, line 80 (as a macro)