Defined in 4 files as a macro:
- sys/external/bsd/drm2/dist/drm/amd/amdgpu/amdgpu_atombios_dp.c, line 130 (as a macro)
- sys/external/bsd/drm2/dist/drm/i915/intel_dp.c, line 966 (as a macro)
- sys/external/bsd/drm2/dist/drm/radeon/radeon_atombios_dp.c, line 160 (as a macro)
- sys/external/bsd/drm2/dist/drm/radeon/radeon_dp_auxch.c, line 47 (as a macro)