85 struct usb_request {  struct
96 					struct usb_request *req);  argument
118 	struct usb_request *(*alloc_request) (struct usb_ep *ep,  argument
120 	void (*free_request) (struct usb_ep *ep, struct usb_request *req);
122 	int (*queue) (struct usb_ep *ep, struct usb_request *req,
124 	int (*dequeue) (struct usb_ep *ep, struct usb_request *req);
267 static inline struct usb_request *usb_ep_alloc_request(struct usb_ep *ep,  in usb_ep_alloc_request()
283 				       struct usb_request *req)  in usb_ep_free_request()
343 			       struct usb_request *req, gfp_t gfp_flags)  in usb_ep_queue()
362 static inline int usb_ep_dequeue(struct usb_ep *ep, struct usb_request *req)  in usb_ep_dequeue()
930 				  struct usb_request *req, int is_in);
933 				     struct usb_request *req, int is_in);
953 					struct usb_request *req);