Defined in 3 files as a enum:
- drivers/gpu/drm/amd/display/dc/resource/dcn20/dcn20_resource.c, line 111 (as a enum)
- drivers/gpu/drm/amd/display/dc/resource/dcn201/dcn201_resource.c, line 236 (as a enum)
- drivers/gpu/drm/amd/display/dc/resource/dcn21/dcn21_resource.c, line 667 (as a enum)