305 static inline struct usb_request *ss_alloc_ep_req(struct usb_ep *ep, int len)  in ss_alloc_ep_req()  argument
307 	return alloc_ep_req(ep, len, buflen);  in ss_alloc_ep_req()
310 void free_ep_req(struct usb_ep *ep, struct usb_request *req)  in free_ep_req()  argument
313 	usb_ep_free_request(ep, req);  in free_ep_req()
316 static void disable_ep(struct usb_composite_dev *cdev, struct usb_ep *ep)  in disable_ep()  argument
320 	if (ep->driver_data) {  in disable_ep()
321 		value = usb_ep_disable(ep);  in disable_ep()
324 					ep->name, value);  in disable_ep()
325 		ep->driver_data = NULL;  in disable_ep()
530 static void reinit_write_data(struct usb_ep *ep, struct usb_request *req)  in reinit_write_data()  argument
548 static void source_sink_complete(struct usb_ep *ep, struct usb_request *req)  in source_sink_complete()  argument
551 	struct f_sourcesink		*ss = ep->driver_data;  in source_sink_complete()
563 		if (ep == ss->out_ep) {  in source_sink_complete()
574 		VDBG(cdev, "%s gone (%d), %d/%d\n", ep->name, status,  in source_sink_complete()
576 		if (ep == ss->out_ep)  in source_sink_complete()
578 		free_ep_req(ep, req);  in source_sink_complete()
587 		DBG(cdev, "%s complete --> %d, %d/%d\n", ep->name,  in source_sink_complete()
594 	status = usb_ep_queue(ep, req, GFP_ATOMIC);  in source_sink_complete()
597 				ep->name, req->length, status);  in source_sink_complete()
598 		usb_ep_set_halt(ep);  in source_sink_complete()
606 	struct usb_ep		*ep;  in source_sink_start_ep()  local
625 			ep = is_in ? ss->iso_in_ep : ss->iso_out_ep;  in source_sink_start_ep()
626 			req = ss_alloc_ep_req(ep, size);  in source_sink_start_ep()
628 			ep = is_in ? ss->in_ep : ss->out_ep;  in source_sink_start_ep()
629 			req = ss_alloc_ep_req(ep, 0);  in source_sink_start_ep()
637 			reinit_write_data(ep, req);  in source_sink_start_ep()
641 		status = usb_ep_queue(ep, req, GFP_ATOMIC);  in source_sink_start_ep()
648 			      ep->name, status);  in source_sink_start_ep()
649 			free_ep_req(ep, req);  in source_sink_start_ep()
675 	struct usb_ep				*ep;  in enable_source_sink()  local
678 	ep = ss->in_ep;  in enable_source_sink()
679 	result = config_ep_by_speed(cdev->gadget, &(ss->function), ep);  in enable_source_sink()
682 	result = usb_ep_enable(ep);  in enable_source_sink()
685 	ep->driver_data = ss;  in enable_source_sink()
690 		ep = ss->in_ep;  in enable_source_sink()
691 		usb_ep_disable(ep);  in enable_source_sink()
692 		ep->driver_data = NULL;  in enable_source_sink()
697 	ep = ss->out_ep;  in enable_source_sink()
698 	result = config_ep_by_speed(cdev->gadget, &(ss->function), ep);  in enable_source_sink()
701 	result = usb_ep_enable(ep);  in enable_source_sink()
704 	ep->driver_data = ss;  in enable_source_sink()
709 		ep = ss->out_ep;  in enable_source_sink()
710 		usb_ep_disable(ep);  in enable_source_sink()
711 		ep->driver_data = NULL;  in enable_source_sink()
719 	ep = ss->iso_in_ep;  in enable_source_sink()
720 	if (ep) {  in enable_source_sink()
721 		result = config_ep_by_speed(cdev->gadget, &(ss->function), ep);  in enable_source_sink()
724 		result = usb_ep_enable(ep);  in enable_source_sink()
727 		ep->driver_data = ss;  in enable_source_sink()
732 			ep = ss->iso_in_ep;  in enable_source_sink()
733 			if (ep) {  in enable_source_sink()
734 				usb_ep_disable(ep);  in enable_source_sink()
735 				ep->driver_data = NULL;  in enable_source_sink()
742 	ep = ss->iso_out_ep;  in enable_source_sink()
743 	if (ep) {  in enable_source_sink()
744 		result = config_ep_by_speed(cdev->gadget, &(ss->function), ep);  in enable_source_sink()
747 		result = usb_ep_enable(ep);  in enable_source_sink()
750 		ep->driver_data = ss;  in enable_source_sink()
754 			usb_ep_disable(ep);  in enable_source_sink()
755 			ep->driver_data = NULL;  in enable_source_sink()