529 	/* Find the downstream USB4 port that leads to this router */  in tb_find_first_usb3_tunnel()
531 	/* Find the corresponding host router USB3 downstream port */  in tb_find_first_usb3_tunnel()
546  * @consumed_down: Consumed downstream bandwidth (Mb/s)
595  * @consumed_down: Consumed downstream bandwidth (Mb/s)
615 	bool downstream;  in tb_consumed_dp_bandwidth()  local
664 	downstream = tb_port_path_direction_downstream(src_port, dst_port);  in tb_consumed_dp_bandwidth()
666 		if (downstream)  in tb_consumed_dp_bandwidth()
678 	bool downstream = tb_port_path_direction_downstream(src_port, dst_port);  in tb_asym_supported()  local
682 		width = downstream ? TB_LINK_WIDTH_ASYM_RX : TB_LINK_WIDTH_ASYM_TX;  in tb_asym_supported()
684 		width = downstream ? TB_LINK_WIDTH_ASYM_TX : TB_LINK_WIDTH_ASYM_RX;  in tb_asym_supported()
696  * @max_down: Maximum downstream bandwidth (Mb/s)
709 	bool downstream = tb_port_path_direction_downstream(src_port, dst_port);  in tb_maximum_bandwidth()  local
723 		 * the opposite for downstream of the host router.  in tb_maximum_bandwidth()
738 			if (downstream) {  in tb_maximum_bandwidth()
771 			if (downstream) {  in tb_maximum_bandwidth()
798  * @available_down: Available bandwidth downstream (Mb/s)
1015  * @requested_down: Additional bandwidth (Mb/s) required downstream
1028 	bool clx = false, clx_disabled = false, downstream;  in tb_configure_asym()  local
1036 	downstream = tb_port_path_direction_downstream(src_port, dst_port);  in tb_configure_asym()
1038 	if (downstream)  in tb_configure_asym()
1053 		if (downstream) {  in tb_configure_asym()
1055 			 * Downstream so make sure upstream is within the 36G  in tb_configure_asym()
1133 	bool clx = false, clx_disabled = false, downstream;  in tb_configure_sym()  local
1141 	downstream = tb_port_path_direction_downstream(src_port, dst_port);  in tb_configure_sym()
1143 	if (downstream)  in tb_configure_sym()
1163 		if (downstream) {  in tb_configure_sym()
1165 			 * Downstream so we want the consumed_down < threshold.  in tb_configure_sym()
1254  * tb_scan_switch() - scan for and initialize downstream switches
1294 			 * Downstream switch is reachable through two ports.  in tb_scan_port()
1312 		 * Make the downstream retimers available even if there  in tb_scan_port()
1367 	 * Scan for downstream retimers. We only scan them after the  in tb_scan_port()
1804 	 * hierarchy, do mapping here for switch downstream PCIe ports.  in tb_find_pcie_down()
1873 		 * the same host router downstream port.  in tb_find_dp_out()
2376 	 * the same host router USB4 downstream port.  in __tb_disconnect_xdomain_paths()
2523 	bool downstream;  in tb_alloc_dp_bandwidth()  local
2587 	downstream = tb_tunnel_direction_downstream(tunnel);  in tb_alloc_dp_bandwidth()
2602 			if (downstream)  in tb_alloc_dp_bandwidth()
2674 		if (downstream) {  in tb_alloc_dp_bandwidth()
3278  * downstream ports and the NHI so that the device core will make sure
3312 	 * For each hotplug downstream port, create add device link  in tb_apple_add_links()