drm_dp_mst_topology_get_port_validated_locked 1394 drivers/gpu/drm/drm_dp_mst_topology.c mport = drm_dp_mst_topology_get_port_validated_locked( drm_dp_mst_topology_get_port_validated_locked 1411 drivers/gpu/drm/drm_dp_mst_topology.c rport = drm_dp_mst_topology_get_port_validated_locked(