Symbol: DP_DOWNSTREAM_PORT_0
sys/dev/drm/amd/display/dc/core/dc_link_dp.c
2202
core_link_read_dpcd(link, DP_DOWNSTREAM_PORT_0,
sys/dev/drm/i915/intel_dp.c
4027
if (drm_dp_dpcd_read(&intel_dp->aux, DP_DOWNSTREAM_PORT_0,