239 static void loopback_complete(struct usb_ep *ep, struct usb_request *req)  in loopback_complete()  argument
241 	struct f_loopback	*loop = ep->driver_data;  in loopback_complete()
247 		if (ep == loop->out_ep) {  in loopback_complete()
256 			ep = loop->in_ep;  in loopback_complete()
264 			ep = loop->out_ep;  in loopback_complete()
268 		status = usb_ep_queue(ep, req, GFP_ATOMIC);  in loopback_complete()
273 			      ep->name, status);  in loopback_complete()
279 		ERROR(cdev, "%s loop complete --> %d, %d/%d\n", ep->name,  in loopback_complete()
292 		usb_ep_free_request(ep == loop->in_ep ?  in loopback_complete()
295 		free_ep_req(ep, req);  in loopback_complete()
309 static inline struct usb_request *lb_alloc_ep_req(struct usb_ep *ep, int len)  in lb_alloc_ep_req()  argument
311 	struct f_loopback	*loop = ep->driver_data;  in lb_alloc_ep_req()
313 	return alloc_ep_req(ep, len, loop->buflen);  in lb_alloc_ep_req()
367 			   struct f_loopback *loop, struct usb_ep *ep)  in enable_endpoint()  argument
371 	result = config_ep_by_speed(cdev->gadget, &(loop->function), ep);  in enable_endpoint()
375 	result = usb_ep_enable(ep);  in enable_endpoint()
378 	ep->driver_data = loop;  in enable_endpoint()