linux/usb/gadget.h

117 	void			(*complete)(struct usb_ep *ep,
138 	int (*enable) (struct usb_ep *ep,
140 	int (*disable) (struct usb_ep *ep);
141 	void (*dispose) (struct usb_ep *ep);
143 	struct usb_request *(*alloc_request) (struct usb_ep *ep,
145 	void (*free_request) (struct usb_ep *ep, struct usb_request *req);
147 	int (*queue) (struct usb_ep *ep, struct usb_request *req,
149 	int (*dequeue) (struct usb_ep *ep, struct usb_request *req);
151 	int (*set_halt) (struct usb_ep *ep, int value);
152 	int (*set_wedge) (struct usb_ep *ep);
154 	int (*fifo_status) (struct usb_ep *ep);
155 	void (*fifo_flush) (struct usb_ep *ep);
198  * @name:identifier for the endpoint, such as "ep-a" or "ep9in-bulk"
249 void usb_ep_set_maxpacket_limit(struct usb_ep *ep, unsigned maxpacket_limit);
250 int usb_ep_enable(struct usb_ep *ep);
251 int usb_ep_disable(struct usb_ep *ep);
252 struct usb_request *usb_ep_alloc_request(struct usb_ep *ep, gfp_t gfp_flags);
253 void usb_ep_free_request(struct usb_ep *ep, struct usb_request *req);
254 int usb_ep_queue(struct usb_ep *ep, struct usb_request *req, gfp_t gfp_flags);
255 int usb_ep_dequeue(struct usb_ep *ep, struct usb_request *req);
256 int usb_ep_set_halt(struct usb_ep *ep);
257 int usb_ep_clear_halt(struct usb_ep *ep);
258 int usb_ep_set_wedge(struct usb_ep *ep);
259 int usb_ep_fifo_status(struct usb_ep *ep);
260 void usb_ep_fifo_flush(struct usb_ep *ep);
262 static inline void usb_ep_set_maxpacket_limit(struct usb_ep *ep,
265 static inline int usb_ep_enable(struct usb_ep *ep)
267 static inline int usb_ep_disable(struct usb_ep *ep)
269 static inline struct usb_request *usb_ep_alloc_request(struct usb_ep *ep,
272 static inline void usb_ep_free_request(struct usb_ep *ep,
275 static inline int usb_ep_queue(struct usb_ep *ep, struct usb_request *req,
278 static inline int usb_ep_dequeue(struct usb_ep *ep, struct usb_request *req)
280 static inline int usb_ep_set_halt(struct usb_ep *ep)
282 static inline int usb_ep_clear_halt(struct usb_ep *ep)
284 static inline int usb_ep_set_wedge(struct usb_ep *ep)
286 static inline int usb_ep_fifo_status(struct usb_ep *ep)
288 static inline void usb_ep_fifo_flush(struct usb_ep *ep)
358  * @out_epnum: last used out ep number
359  * @in_epnum: last used in ep number
496  * usb_ep_align - returns @len aligned to ep's maxpacketsize.
497  * @ep: the endpoint whose maxpacketsize is used to align @len
498  * @len: buffer size's length to align to @ep's maxpacketsize
500  * This helper is used to align buffer's size to an ep's maxpacketsize.
502 static inline size_t usb_ep_align(struct usb_ep *ep, size_t len)
504 	int max_packet_size = (size_t)usb_endpoint_maxp(ep->desc);
510  * usb_ep_align_maybe - returns @len aligned to ep's maxpacketsize if gadget
513  * @ep: the endpoint whose maxpacketsize is used to align @len
514  * @len: buffer size's length to align to @ep's maxpacketsize
517  * align buffer's size to an ep's maxpacketsize.
520 usb_ep_align_maybe(struct usb_gadget *g, struct usb_ep *ep, size_t len)
522 	return g->quirk_ep_out_aligned_size ? usb_ep_align(ep, len) : len;
935 extern void usb_gadget_giveback_request(struct usb_ep *ep,
950 		struct usb_ep *ep, struct usb_endpoint_descriptor *desc,