642 	/* Find the downstream USB4 port that leads to this router */  in tb_find_first_usb3_tunnel()
644 	/* Find the corresponding host router USB3 downstream port */  in tb_find_first_usb3_tunnel()
659  * @consumed_down: Consumed downstream bandwidth (Mb/s)
707  * @consumed_down: Consumed downstream bandwidth (Mb/s)
766 	bool downstream = tb_port_path_direction_downstream(src_port, dst_port);  in tb_asym_supported()  local
770 		width = downstream ? TB_LINK_WIDTH_ASYM_RX : TB_LINK_WIDTH_ASYM_TX;  in tb_asym_supported()
772 		width = downstream ? TB_LINK_WIDTH_ASYM_TX : TB_LINK_WIDTH_ASYM_RX;  in tb_asym_supported()
784  * @max_down: Maximum downstream bandwidth (Mb/s)
797 	bool downstream = tb_port_path_direction_downstream(src_port, dst_port);  in tb_maximum_bandwidth()  local
811 		 * the opposite for downstream of the host router.  in tb_maximum_bandwidth()
826 			if (downstream) {  in tb_maximum_bandwidth()
859 			if (downstream) {  in tb_maximum_bandwidth()
886  * @available_down: Available bandwidth downstream (Mb/s)
1103  * @requested_down: Additional bandwidth (Mb/s) required downstream
1117 	bool clx, downstream;  in tb_configure_asym()  local
1125 	downstream = tb_port_path_direction_downstream(src_port, dst_port);  in tb_configure_asym()
1127 	if (downstream)  in tb_configure_asym()
1143 		if (downstream) {  in tb_configure_asym()
1145 			 * Downstream so make sure upstream is within the 36G  in tb_configure_asym()
1202  * @requested_down: New lower bandwidth request downstream (Mb/s)
1213 	bool clx, downstream;  in tb_configure_sym()  local
1221 	downstream = tb_port_path_direction_downstream(src_port, dst_port);  in tb_configure_sym()
1223 	if (downstream)  in tb_configure_sym()
1245 		if (downstream) {  in tb_configure_sym()
1247 			 * Downstream so we want the consumed_down < threshold.  in tb_configure_sym()
1319  * tb_scan_switch() - scan for and initialize downstream switches
1359 			 * Downstream switch is reachable through two ports.  in tb_scan_port()
1377 		 * Make the downstream retimers available even if there  in tb_scan_port()
1432 	 * Scan for downstream retimers. We only scan them after the  in tb_scan_port()
1578 	 * hierarchy, do mapping here for switch downstream PCIe ports.  in tb_find_pcie_down()
1734 		 * the same host router downstream port.  in tb_find_dp_out()
2192 	 * the same host router USB4 downstream port.  in __tb_disconnect_xdomain_paths()
2980  * downstream ports and the NHI so that the device core will make sure
3014 	 * For each hotplug downstream port, create add device link  in tb_apple_add_links()