173 	struct musb_ep		*ep,  in musb_g_giveback()  argument
176 __releases(ep->musb->lock)  in musb_g_giveback()
177 __acquires(ep->musb->lock)  in musb_g_giveback()
181 	int			busy = ep->busy;  in musb_g_giveback()
190 	ep->busy = 1;  in musb_g_giveback()
195 				ep->end_point.name, request,  in musb_g_giveback()
199 				ep->end_point.name, request,  in musb_g_giveback()
202 	req->request.complete(&req->ep->end_point, &req->request);  in musb_g_giveback()
204 	ep->busy = busy;  in musb_g_giveback()
213 static void nuke(struct musb_ep *ep, const int status)  in nuke()  argument
215 	struct musb		*musb = ep->musb;  in nuke()
217 	void __iomem *epio = ep->musb->endpoints[ep->current_epnum].regs;  in nuke()
219 	ep->busy = 1;  in nuke()
221 	if (is_dma_capable() && ep->dma) {  in nuke()
222 		struct dma_controller	*c = ep->musb->dma_controller;  in nuke()
225 		if (ep->is_in) {  in nuke()
242 		value = c->channel_abort(ep->dma);  in nuke()
244 				ep->name, value);  in nuke()
245 		c->channel_release(ep->dma);  in nuke()
246 		ep->dma = NULL;  in nuke()
249 	while (!list_empty(&ep->req_list)) {  in nuke()
250 		req = list_first_entry(&ep->req_list, struct musb_request, list);  in nuke()
251 		musb_g_giveback(ep, &req->request, status);  in nuke()
264 static inline int max_ep_writesize(struct musb *musb, struct musb_ep *ep)  in max_ep_writesize()  argument
266 	if (can_bulk_split(musb, ep->type))  in max_ep_writesize()
267 		return ep->hw_ep->max_packet_sz_tx;  in max_ep_writesize()
269 		return ep->packet_sz;  in max_ep_writesize()
323 	musb_ep = req->ep;  in txstate()
1027 static int musb_gadget_enable(struct usb_ep *ep,  in musb_gadget_enable()  argument
1041 	if (!ep || !desc)  in musb_gadget_enable()
1044 	musb_ep = to_musb_ep(ep);  in musb_gadget_enable()
1212 static int musb_gadget_disable(struct usb_ep *ep)  in musb_gadget_disable()  argument
1221 	musb_ep = to_musb_ep(ep);  in musb_gadget_disable()
1263 struct usb_request *musb_alloc_request(struct usb_ep *ep, gfp_t gfp_flags)  in musb_alloc_request()  argument
1265 	struct musb_ep		*musb_ep = to_musb_ep(ep);  in musb_alloc_request()
1277 	request->ep = musb_ep;  in musb_alloc_request()
1286 void musb_free_request(struct usb_ep *ep, struct usb_request *req)  in musb_free_request()  argument
1316 static int musb_gadget_queue(struct usb_ep *ep, struct usb_request *req,  in musb_gadget_queue()  argument
1325 	if (!ep || !req)  in musb_gadget_queue()
1330 	musb_ep = to_musb_ep(ep);  in musb_gadget_queue()
1336 	if (request->ep != musb_ep)  in musb_gadget_queue()
1339 	dev_dbg(musb->controller, "<== to %s request=%p\n", ep->name, req);  in musb_gadget_queue()
1354 				req, ep->name, "disabled");  in musb_gadget_queue()
1371 static int musb_gadget_dequeue(struct usb_ep *ep, struct usb_request *request)  in musb_gadget_dequeue()  argument
1373 	struct musb_ep		*musb_ep = to_musb_ep(ep);  in musb_gadget_dequeue()
1380 	if (!ep || !request || to_musb_request(request)->ep != musb_ep)  in musb_gadget_dequeue()
1390 		dev_dbg(musb->controller, "request %p not queued to %s\n", request, ep->name);  in musb_gadget_dequeue()
1428 static int musb_gadget_set_halt(struct usb_ep *ep, int value)  in musb_gadget_set_halt()  argument
1430 	struct musb_ep		*musb_ep = to_musb_ep(ep);  in musb_gadget_set_halt()
1440 	if (!ep)  in musb_gadget_set_halt()
1457 			    ep->name);  in musb_gadget_set_halt()
1465 				dev_dbg(musb->controller, "FIFO busy, cannot halt %s\n", ep->name);  in musb_gadget_set_halt()
1474 	dev_dbg(musb->controller, "%s: %s stall\n", ep->name, value ? "set" : "clear");  in musb_gadget_set_halt()
1514 static int musb_gadget_set_wedge(struct usb_ep *ep)  in musb_gadget_set_wedge()  argument
1516 	struct musb_ep		*musb_ep = to_musb_ep(ep);  in musb_gadget_set_wedge()
1518 	if (!ep)  in musb_gadget_set_wedge()
1523 	return usb_ep_set_halt(ep);  in musb_gadget_set_wedge()
1527 static int musb_gadget_fifo_status(struct usb_ep *ep)  in musb_gadget_fifo_status()  argument
1529 	struct musb_ep		*musb_ep = to_musb_ep(ep);  in musb_gadget_fifo_status()
1550 static void musb_gadget_fifo_flush(struct usb_ep *ep)  in musb_gadget_fifo_flush()  argument
1552 	struct musb_ep	*musb_ep = to_musb_ep(ep);  in musb_gadget_fifo_flush()
1813 init_peripheral_ep(struct musb *musb, struct musb_ep *ep, u8 epnum, int is_in)  in init_peripheral_ep()  argument
1817 	memset(ep, 0, sizeof *ep);  in init_peripheral_ep()
1819 	ep->current_epnum = epnum;  in init_peripheral_ep()
1820 	ep->musb = musb;  in init_peripheral_ep()
1821 	ep->hw_ep = hw_ep;  in init_peripheral_ep()
1822 	ep->is_in = is_in;  in init_peripheral_ep()
1824 	INIT_LIST_HEAD(&ep->req_list);  in init_peripheral_ep()
1826 	sprintf(ep->name, "ep%d%s", epnum,  in init_peripheral_ep()
1829 	ep->end_point.name = ep->name;  in init_peripheral_ep()
1830 	INIT_LIST_HEAD(&ep->end_point.ep_list);  in init_peripheral_ep()
1832 		ep->end_point.maxpacket = 64;  in init_peripheral_ep()
1833 		ep->end_point.ops = &musb_g_ep0_ops;  in init_peripheral_ep()
1834 		musb->g.ep0 = &ep->end_point;  in init_peripheral_ep()
1837 			ep->end_point.maxpacket = hw_ep->max_packet_sz_tx;  in init_peripheral_ep()
1839 			ep->end_point.maxpacket = hw_ep->max_packet_sz_rx;  in init_peripheral_ep()
1840 		ep->end_point.ops = &musb_ep_ops;  in init_peripheral_ep()
1841 		list_add_tail(&ep->end_point.ep_list, &musb->g.ep_list);  in init_peripheral_ep()