Symbol: DP_EDP_15
sys/dev/pci/drm/display/drm_dp_helper.c
4322
if ((edp_dpcd[0] & DP_EDP_15) && edp_dpcd[3] &
sys/dev/pci/drm/i915/display/intel_dp_aux_backlight.c
683
if (intel_dp->edp_dpcd[0] >= DP_EDP_15)