426 		if (child->parent_hub == NULL) {  in uhub_explore_handle_re_enumerate()
450 		if (child->parent_hub == NULL) {  in uhub_explore_handle_re_enumerate()
456 			err = usbd_req_clear_port_feature(child->parent_hub,  in uhub_explore_handle_re_enumerate()
728 		if (udev->parent_hub == NULL)  in uhub_reattach_port()
820 		if (udev->parent_hub == NULL) {  in uhub_reattach_port()
867 	if (udev->parent_hub != NULL) {  in uhub_reattach_port()
869 		mode = udev->parent_hub->flags.usb_mode;  in uhub_reattach_port()
1261 	struct usb_device *parent_hub;  in uhub_attach()  local
1278 	parent_hub = udev->parent_hub;  in uhub_attach()
1291 	    parent_hub,  in uhub_attach()
1292 	    parent_hub ?  in uhub_attach()
1293 	    parent_hub->flags.self_powered : 0);  in uhub_attach()
1301 	if (!udev->flags.self_powered && parent_hub &&  in uhub_attach()
1302 	    !parent_hub->flags.self_powered) {  in uhub_attach()
1368 		if (udev->parent_hub != NULL) {  in uhub_attach()
1393 			if (nports > ((udev->parent_hub != NULL) ? 15 : 127)) {  in uhub_attach()
1456 	if (udev->parent_hub == NULL) {  in uhub_attach()
1559 			if (udev->parent_hub == NULL) { /* parent is bus */  in uhub_attach()
1768 	    (res.udev->parent_hub != NULL) ? res.udev->parent_hub->device_index : 0U,  in uhub_child_location_string()
2737 	if (udev->parent_hub == NULL)  in usb_dev_resume_peer()
2755 	usb_dev_resume_peer(udev->parent_hub);  in usb_dev_resume_peer()
2762 		err = usbd_req_clear_port_feature(udev->parent_hub,  in usb_dev_resume_peer()
2766 		err = usbd_req_set_port_link_state(udev->parent_hub,  in usb_dev_resume_peer()
2850 	if (udev->parent_hub == NULL)  in usb_dev_suspend_peer()
2921 			usb_dev_resume_peer(udev->parent_hub);  in usb_dev_suspend_peer()
2927 			err = usbd_req_clear_port_feature(udev->parent_hub,  in usb_dev_suspend_peer()
2961 		err = usbd_req_set_port_feature(udev->parent_hub,  in usb_dev_suspend_peer()
2969 		err = usbd_req_set_port_link_state(udev->parent_hub,  in usb_dev_suspend_peer()
2977 	udev = udev->parent_hub;  in usb_dev_suspend_peer()