84 struct usb_request {  struct
95 					struct usb_request *req);  argument
117 	struct usb_request *(*alloc_request) (struct usb_ep *ep,  argument
119 	void (*free_request) (struct usb_ep *ep, struct usb_request *req);
121 	int (*queue) (struct usb_ep *ep, struct usb_request *req,
123 	int (*dequeue) (struct usb_ep *ep, struct usb_request *req);
246 static inline struct usb_request *usb_ep_alloc_request(struct usb_ep *ep,  in usb_ep_alloc_request()
262 				       struct usb_request *req)  in usb_ep_free_request()
322 			       struct usb_request *req, gfp_t gfp_flags)  in usb_ep_queue()
341 static inline int usb_ep_dequeue(struct usb_ep *ep, struct usb_request *req)  in usb_ep_dequeue()
893 				  struct usb_request *req, int is_in);
896 				     struct usb_request *req, int is_in);
916 					struct usb_request *req);