246 static void loopback_complete(struct usb_ep *ep, struct usb_request *req)  in loopback_complete()  argument
248 	struct f_loopback	*loop = ep->driver_data;  in loopback_complete()
255 		if (ep == loop->out_ep) {  in loopback_complete()
262 		status = usb_ep_queue(ep, req, GFP_ATOMIC);  in loopback_complete()
270 		ERROR(cdev, "%s loop complete --> %d, %d/%d\n", ep->name,  in loopback_complete()
282 		free_ep_req(ep, req);  in loopback_complete()
296 static inline struct usb_request *lb_alloc_ep_req(struct usb_ep *ep, int len)  in lb_alloc_ep_req()  argument
298 	return alloc_ep_req(ep, len, buflen);  in lb_alloc_ep_req()
302 		struct usb_ep *ep)  in enable_endpoint()  argument
312 	result = config_ep_by_speed(cdev->gadget, &(loop->function), ep);  in enable_endpoint()
315 	result = usb_ep_enable(ep);  in enable_endpoint()
318 	ep->driver_data = loop;  in enable_endpoint()
326 		req = lb_alloc_ep_req(ep, 0);  in enable_endpoint()
331 		result = usb_ep_queue(ep, req, GFP_ATOMIC);  in enable_endpoint()
334 					ep->name, result);  in enable_endpoint()
342 	usb_ep_disable(ep);  in enable_endpoint()