301 static void start_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh);
302 static void end_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh);
519 	ehci->async->qh_next.qh = NULL;  in ehci_init()
897 	struct ehci_qh		*qh;  in ehci_urb_dequeue()  local
913 		qh = (struct ehci_qh *) urb->hcpriv;  in ehci_urb_dequeue()
914 		qh->unlink_reason |= QH_UNLINK_REQUESTED;  in ehci_urb_dequeue()
915 		switch (qh->qh_state) {  in ehci_urb_dequeue()
918 				start_unlink_intr(ehci, qh);  in ehci_urb_dequeue()
920 				start_unlink_async(ehci, qh);  in ehci_urb_dequeue()
923 			qh->dequeue_during_giveback = 1;  in ehci_urb_dequeue()
931 			qh_completions(ehci, qh);  in ehci_urb_dequeue()
949 	struct ehci_qh		*qh;  in ehci_endpoint_disable()  local
956 	qh = ep->hcpriv;  in ehci_endpoint_disable()
957 	if (!qh)  in ehci_endpoint_disable()
963 	if (qh->hw == NULL) {  in ehci_endpoint_disable()
975 	qh->unlink_reason |= QH_UNLINK_REQUESTED;  in ehci_endpoint_disable()
976 	switch (qh->qh_state) {  in ehci_endpoint_disable()
978 		if (list_empty(&qh->qtd_list))  in ehci_endpoint_disable()
979 			qh->unlink_reason |= QH_UNLINK_QUEUE_EMPTY;  in ehci_endpoint_disable()
983 			start_unlink_async(ehci, qh);  in ehci_endpoint_disable()
985 			start_unlink_intr(ehci, qh);  in ehci_endpoint_disable()
995 		if (qh->clearing_tt)  in ehci_endpoint_disable()
997 		if (list_empty (&qh->qtd_list)) {  in ehci_endpoint_disable()
998 			if (qh->ps.bw_uperiod)  in ehci_endpoint_disable()
999 				reserve_release_intr_bandwidth(ehci, qh, -1);  in ehci_endpoint_disable()
1000 			qh_destroy(ehci, qh);  in ehci_endpoint_disable()
1009 			qh, ep->desc.bEndpointAddress, qh->qh_state,  in ehci_endpoint_disable()
1010 			list_empty (&qh->qtd_list) ? "" : "(has tds)");  in ehci_endpoint_disable()
1022 	struct ehci_qh		*qh;  in ehci_endpoint_reset()  local
1032 	qh = ep->hcpriv;  in ehci_endpoint_reset()
1039 	if (qh) {  in ehci_endpoint_reset()
1040 		if (!list_empty(&qh->qtd_list)) {  in ehci_endpoint_reset()
1047 			usb_settoggle(qh->ps.udev, epnum, is_out, 0);  in ehci_endpoint_reset()
1048 			qh->unlink_reason |= QH_UNLINK_REQUESTED;  in ehci_endpoint_reset()
1050 				start_unlink_async(ehci, qh);  in ehci_endpoint_reset()
1052 				start_unlink_intr(ehci, qh);  in ehci_endpoint_reset()