191 static int link_peers(struct usb_port *left, struct usb_port *right)  in link_peers()  argument
196 	if (left->peer == right && right->peer == left)  in link_peers()
199 	if (left->peer || right->peer) {  in link_peers()
201 		struct usb_port *rpeer = right->peer;  in link_peers()
204 		if (left->location && left->location == right->location)  in link_peers()
210 			dev_name(&left->dev), dev_name(&right->dev), method,  in link_peers()
213 			dev_name(&right->dev),  in link_peers()
218 	rc = sysfs_create_link(&left->dev.kobj, &right->dev.kobj, "peer");  in link_peers()
221 	rc = sysfs_create_link(&right->dev.kobj, &left->dev.kobj, "peer");  in link_peers()
234 		WARN_ON(right->is_superspeed);  in link_peers()
235 		hs_port = right;  in link_peers()
237 		ss_port = right;  in link_peers()
238 		WARN_ON(!right->is_superspeed);  in link_peers()
243 	left->peer = right;  in link_peers()
244 	right->peer = left;  in link_peers()
260 static void link_peers_report(struct usb_port *left, struct usb_port *right)  in link_peers_report()  argument
264 	rc = link_peers(left, right);  in link_peers_report()
266 		dev_dbg(&left->dev, "peered to %s\n", dev_name(&right->dev));  in link_peers_report()
269 				dev_name(&right->dev), rc);  in link_peers_report()
275 static void unlink_peers(struct usb_port *left, struct usb_port *right)  in unlink_peers()  argument
279 	WARN(right->peer != left || left->peer != right,  in unlink_peers()
281 			dev_name(&left->dev), dev_name(&right->dev));  in unlink_peers()
290 		hs_port = right;  in unlink_peers()
292 		ss_port = right;  in unlink_peers()
299 	right->peer = NULL;  in unlink_peers()
300 	sysfs_remove_link(&right->dev.kobj, "peer");  in unlink_peers()