110 	struct musb_ep *musb_ep = request->ep;  in unmap_dma_buffer()
147 	struct musb_ep		*ep,  in musb_g_giveback()  argument
150 __releases(ep->musb->lock)  in musb_g_giveback()
151 __acquires(ep->musb->lock)  in musb_g_giveback()
155 	int			busy = ep->busy;  in musb_g_giveback()
164 	ep->busy = 1;  in musb_g_giveback()
172 				ep->end_point.name, request,  in musb_g_giveback()
176 				ep->end_point.name, request,  in musb_g_giveback()
179 	usb_gadget_giveback_request(&req->ep->end_point, &req->request);  in musb_g_giveback()
181 	ep->busy = busy;  in musb_g_giveback()
190 static void nuke(struct musb_ep *ep, const int status)  in nuke()  argument
192 	struct musb		*musb = ep->musb;  in nuke()
194 	void __iomem *epio = ep->musb->endpoints[ep->current_epnum].regs;  in nuke()
196 	ep->busy = 1;  in nuke()
198 	if (is_dma_capable() && ep->dma) {  in nuke()
199 		struct dma_controller	*c = ep->musb->dma_controller;  in nuke()
202 		if (ep->is_in) {  in nuke()
219 		value = c->channel_abort(ep->dma);  in nuke()
221 				ep->name, value);  in nuke()
222 		c->channel_release(ep->dma);  in nuke()
223 		ep->dma = NULL;  in nuke()
226 	while (!list_empty(&ep->req_list)) {  in nuke()
227 		req = list_first_entry(&ep->req_list, struct musb_request, list);  in nuke()
228 		musb_g_giveback(ep, &req->request, status);  in nuke()
241 static inline int max_ep_writesize(struct musb *musb, struct musb_ep *ep)  in max_ep_writesize()  argument
243 	if (can_bulk_split(musb, ep->type))  in max_ep_writesize()
244 		return ep->hw_ep->max_packet_sz_tx;  in max_ep_writesize()
246 		return ep->packet_sz;  in max_ep_writesize()
265 	musb_ep = req->ep;  in txstate()
953 static int musb_gadget_enable(struct usb_ep *ep,  in musb_gadget_enable()  argument
967 	if (!ep || !desc)  in musb_gadget_enable()
970 	musb_ep = to_musb_ep(ep);  in musb_gadget_enable()
1140 static int musb_gadget_disable(struct usb_ep *ep)  in musb_gadget_disable()  argument
1149 	musb_ep = to_musb_ep(ep);  in musb_gadget_disable()
1187 struct usb_request *musb_alloc_request(struct usb_ep *ep, gfp_t gfp_flags)  in musb_alloc_request()  argument
1189 	struct musb_ep		*musb_ep = to_musb_ep(ep);  in musb_alloc_request()
1201 	request->ep = musb_ep;  in musb_alloc_request()
1210 void musb_free_request(struct usb_ep *ep, struct usb_request *req)  in musb_free_request()  argument
1240 static int musb_gadget_queue(struct usb_ep *ep, struct usb_request *req,  in musb_gadget_queue()  argument
1249 	if (!ep || !req)  in musb_gadget_queue()
1254 	musb_ep = to_musb_ep(ep);  in musb_gadget_queue()
1260 	if (request->ep != musb_ep)  in musb_gadget_queue()
1263 	dev_dbg(musb->controller, "<== to %s request=%p\n", ep->name, req);  in musb_gadget_queue()
1278 				req, ep->name, "disabled");  in musb_gadget_queue()
1296 static int musb_gadget_dequeue(struct usb_ep *ep, struct usb_request *request)  in musb_gadget_dequeue()  argument
1298 	struct musb_ep		*musb_ep = to_musb_ep(ep);  in musb_gadget_dequeue()
1305 	if (!ep || !request || to_musb_request(request)->ep != musb_ep)  in musb_gadget_dequeue()
1315 		dev_dbg(musb->controller, "request %p not queued to %s\n", request, ep->name);  in musb_gadget_dequeue()
1353 static int musb_gadget_set_halt(struct usb_ep *ep, int value)  in musb_gadget_set_halt()  argument
1355 	struct musb_ep		*musb_ep = to_musb_ep(ep);  in musb_gadget_set_halt()
1365 	if (!ep)  in musb_gadget_set_halt()
1382 			    ep->name);  in musb_gadget_set_halt()
1390 				dev_dbg(musb->controller, "FIFO busy, cannot halt %s\n", ep->name);  in musb_gadget_set_halt()
1399 	dev_dbg(musb->controller, "%s: %s stall\n", ep->name, value ? "set" : "clear");  in musb_gadget_set_halt()
1438 static int musb_gadget_set_wedge(struct usb_ep *ep)  in musb_gadget_set_wedge()  argument
1440 	struct musb_ep		*musb_ep = to_musb_ep(ep);  in musb_gadget_set_wedge()
1442 	if (!ep)  in musb_gadget_set_wedge()
1447 	return usb_ep_set_halt(ep);  in musb_gadget_set_wedge()
1450 static int musb_gadget_fifo_status(struct usb_ep *ep)  in musb_gadget_fifo_status()  argument
1452 	struct musb_ep		*musb_ep = to_musb_ep(ep);  in musb_gadget_fifo_status()
1473 static void musb_gadget_fifo_flush(struct usb_ep *ep)  in musb_gadget_fifo_flush()  argument
1475 	struct musb_ep	*musb_ep = to_musb_ep(ep);  in musb_gadget_fifo_flush()
1689 	struct usb_ep *ep = NULL;  in musb_match_ep()  local
1695 			ep = gadget_find_ep_by_name(g, "ep5in");  in musb_match_ep()
1697 			ep = gadget_find_ep_by_name(g, "ep6out");  in musb_match_ep()
1701 			ep = gadget_find_ep_by_name(g, "ep1in");  in musb_match_ep()
1703 			ep = gadget_find_ep_by_name(g, "ep2out");  in musb_match_ep()
1709 	if (ep && usb_gadget_ep_match_desc(g, ep, desc, ep_comp))  in musb_match_ep()
1710 		return ep;  in musb_match_ep()
1744 init_peripheral_ep(struct musb *musb, struct musb_ep *ep, u8 epnum, int is_in)  in init_peripheral_ep()  argument
1748 	memset(ep, 0, sizeof *ep);  in init_peripheral_ep()
1750 	ep->current_epnum = epnum;  in init_peripheral_ep()
1751 	ep->musb = musb;  in init_peripheral_ep()
1752 	ep->hw_ep = hw_ep;  in init_peripheral_ep()
1753 	ep->is_in = is_in;  in init_peripheral_ep()
1755 	INIT_LIST_HEAD(&ep->req_list);  in init_peripheral_ep()
1757 	sprintf(ep->name, "ep%d%s", epnum,  in init_peripheral_ep()
1760 	ep->end_point.name = ep->name;  in init_peripheral_ep()
1761 	INIT_LIST_HEAD(&ep->end_point.ep_list);  in init_peripheral_ep()
1763 		usb_ep_set_maxpacket_limit(&ep->end_point, 64);  in init_peripheral_ep()
1764 		ep->end_point.caps.type_control = true;  in init_peripheral_ep()
1765 		ep->end_point.ops = &musb_g_ep0_ops;  in init_peripheral_ep()
1766 		musb->g.ep0 = &ep->end_point;  in init_peripheral_ep()
1769 			usb_ep_set_maxpacket_limit(&ep->end_point, hw_ep->max_packet_sz_tx);  in init_peripheral_ep()
1771 			usb_ep_set_maxpacket_limit(&ep->end_point, hw_ep->max_packet_sz_rx);  in init_peripheral_ep()
1772 		ep->end_point.caps.type_iso = true;  in init_peripheral_ep()
1773 		ep->end_point.caps.type_bulk = true;  in init_peripheral_ep()
1774 		ep->end_point.caps.type_int = true;  in init_peripheral_ep()
1775 		ep->end_point.ops = &musb_ep_ops;  in init_peripheral_ep()
1776 		list_add_tail(&ep->end_point.ep_list, &musb->g.ep_list);  in init_peripheral_ep()
1780 		ep->end_point.caps.dir_in = true;  in init_peripheral_ep()
1781 		ep->end_point.caps.dir_out = true;  in init_peripheral_ep()
1783 		ep->end_point.caps.dir_in = true;  in init_peripheral_ep()
1785 		ep->end_point.caps.dir_out = true;  in init_peripheral_ep()