469 static void ep_idle(struct imx21 *imx21, struct ep_priv *ep_priv)  in ep_idle()  argument
474 		int etd_num = ep_priv->etd[i];  in ep_idle()
480 		ep_priv->etd[i] = -1;  in ep_idle()
491 		ep_priv = list_first_entry(&imx21->queue_for_etd,  in ep_idle()
492 			struct ep_priv, queue);  in ep_idle()
493 		list_del(&ep_priv->queue);  in ep_idle()
495 		ep_priv->waiting_etd = 0;  in ep_idle()
496 		ep_priv->etd[i] = etd_num;  in ep_idle()
498 		if (list_empty(&ep_priv->ep->urb_list)) {  in ep_idle()
503 			&ep_priv->ep->urb_list, struct urb, urb_list));  in ep_idle()
512 	struct ep_priv *ep_priv = urb->ep->hcpriv;  in urb_done()  local
525 	if (list_empty(&ep_priv->ep->urb_list))  in urb_done()
526 		ep_idle(imx21, ep_priv);  in urb_done()
555 	struct ep_priv *ep_priv = ep->hcpriv;  in schedule_isoc_etds()  local
566 		if (list_empty(&ep_priv->td_list))  in schedule_isoc_etds()
569 		etd_num = ep_priv->etd[i];  in schedule_isoc_etds()
577 		td = list_entry(ep_priv->td_list.next, struct td, list);  in schedule_isoc_etds()
680 static struct ep_priv *alloc_isoc_ep(  in alloc_isoc_ep()
683 	struct ep_priv *ep_priv;  in alloc_isoc_ep()  local
686 	ep_priv = kzalloc(sizeof(struct ep_priv), GFP_ATOMIC);  in alloc_isoc_ep()
687 	if (!ep_priv)  in alloc_isoc_ep()
691 		ep_priv->etd[i] = -1;  in alloc_isoc_ep()
693 	INIT_LIST_HEAD(&ep_priv->td_list);  in alloc_isoc_ep()
694 	ep_priv->ep = ep;  in alloc_isoc_ep()
695 	ep->hcpriv = ep_priv;  in alloc_isoc_ep()
696 	return ep_priv;  in alloc_isoc_ep()
699 static int alloc_isoc_etds(struct imx21 *imx21, struct ep_priv *ep_priv)  in alloc_isoc_etds()  argument
706 		if (ep_priv->etd[i] < 0) {  in alloc_isoc_etds()
711 			ep_priv->etd[i] = etd_num;  in alloc_isoc_etds()
712 			imx21->etd[etd_num].ep = ep_priv->ep;  in alloc_isoc_etds()
720 		free_etd(imx21, ep_priv->etd[j]);  in alloc_isoc_etds()
721 		ep_priv->etd[j] = -1;  in alloc_isoc_etds()
733 	struct ep_priv *ep_priv;  in imx21_hc_urb_enqueue_isoc()  local
754 		ep_priv = alloc_isoc_ep(imx21, ep);  in imx21_hc_urb_enqueue_isoc()
755 		if (ep_priv == NULL) {  in imx21_hc_urb_enqueue_isoc()
760 		ep_priv = ep->hcpriv;  in imx21_hc_urb_enqueue_isoc()
763 	ret = alloc_isoc_etds(imx21, ep_priv);  in imx21_hc_urb_enqueue_isoc()
780 		struct etd_priv *etd = &imx21->etd[ep_priv->etd[i]];  in imx21_hc_urb_enqueue_isoc()
804 	if (list_empty(&ep_priv->td_list)) {  in imx21_hc_urb_enqueue_isoc()
807 		urb->start_frame = wrap_frame(list_entry(ep_priv->td_list.prev,  in imx21_hc_urb_enqueue_isoc()
841 		list_add_tail(&td->list, &ep_priv->td_list);  in imx21_hc_urb_enqueue_isoc()
868 	struct urb *urb, struct ep_priv *ep_priv)  in dequeue_isoc_urb()  argument
876 			int etd_num = ep_priv->etd[i];  in dequeue_isoc_urb()
886 	list_for_each_entry_safe(td, tmp, &ep_priv->td_list, list) {  in dequeue_isoc_urb()
902 	struct ep_priv *ep_priv = urb_priv->ep->hcpriv;  in schedule_nonisoc_etd()  local
904 	int etd_num = ep_priv->etd[0];  in schedule_nonisoc_etd()
1136 static struct ep_priv *alloc_ep(void)  in alloc_ep()
1139 	struct ep_priv *ep_priv;  in alloc_ep()  local
1141 	ep_priv = kzalloc(sizeof(struct ep_priv), GFP_ATOMIC);  in alloc_ep()
1142 	if (!ep_priv)  in alloc_ep()
1146 		ep_priv->etd[i] = -1;  in alloc_ep()
1148 	return ep_priv;  in alloc_ep()
1157 	struct ep_priv *ep_priv;  in imx21_hc_urb_enqueue()  local
1179 	ep_priv = ep->hcpriv;  in imx21_hc_urb_enqueue()
1180 	if (ep_priv == NULL) {  in imx21_hc_urb_enqueue()
1181 		ep_priv = alloc_ep();  in imx21_hc_urb_enqueue()
1182 		if (!ep_priv) {  in imx21_hc_urb_enqueue()
1186 		ep->hcpriv = ep_priv;  in imx21_hc_urb_enqueue()
1187 		ep_priv->ep = ep;  in imx21_hc_urb_enqueue()
1210 	if (ep_priv->etd[0] < 0) {  in imx21_hc_urb_enqueue()
1211 		if (ep_priv->waiting_etd) {  in imx21_hc_urb_enqueue()
1214 				ep_priv);  in imx21_hc_urb_enqueue()
1218 		ep_priv->etd[0] = alloc_etd(imx21);  in imx21_hc_urb_enqueue()
1219 		if (ep_priv->etd[0] < 0) {  in imx21_hc_urb_enqueue()
1221 				"no ETD available queueing %p\n", ep_priv);  in imx21_hc_urb_enqueue()
1223 			list_add_tail(&ep_priv->queue, &imx21->queue_for_etd);  in imx21_hc_urb_enqueue()
1224 			ep_priv->waiting_etd = 1;  in imx21_hc_urb_enqueue()
1230 	etd = &imx21->etd[ep_priv->etd[0]];  in imx21_hc_urb_enqueue()
1253 	struct ep_priv *ep_priv;  in imx21_hc_urb_dequeue()  local
1266 	ep_priv = ep->hcpriv;  in imx21_hc_urb_dequeue()
1271 		dequeue_isoc_urb(imx21, urb, ep_priv);  in imx21_hc_urb_dequeue()
1274 		int etd_num = ep_priv->etd[0];  in imx21_hc_urb_dequeue()
1420 	struct ep_priv *ep_priv;  in imx21_hc_endpoint_disable()  local
1427 	ep_priv = ep->hcpriv;  in imx21_hc_endpoint_disable()
1428 	dev_vdbg(imx21->dev, "disable ep=%p, ep->hcpriv=%p\n", ep, ep_priv);  in imx21_hc_endpoint_disable()
1433 	if (ep_priv != NULL) {  in imx21_hc_endpoint_disable()
1435 			if (ep_priv->etd[i] > -1)  in imx21_hc_endpoint_disable()
1437 					ep_priv->etd[i]);  in imx21_hc_endpoint_disable()
1439 			free_etd(imx21, ep_priv->etd[i]);  in imx21_hc_endpoint_disable()
1441 		kfree(ep_priv);  in imx21_hc_endpoint_disable()