253 		struct s3c2410_request *req, int status)  in s3c2410_udc_done()  argument
257 	list_del_init(&req->queue);  in s3c2410_udc_done()
259 	if (likely(req->req.status == -EINPROGRESS))  in s3c2410_udc_done()
260 		req->req.status = status;  in s3c2410_udc_done()
262 		status = req->req.status;  in s3c2410_udc_done()
265 	usb_gadget_giveback_request(&ep->ep, &req->req);  in s3c2410_udc_done()
277 		struct s3c2410_request *req;  in s3c2410_udc_nuke()  local
278 		req = list_entry(ep->queue.next, struct s3c2410_request,  in s3c2410_udc_nuke()
280 		s3c2410_udc_done(ep, req, status);  in s3c2410_udc_nuke()
297 		struct s3c2410_request *req,  in s3c2410_udc_write_packet()  argument
300 	unsigned len = min(req->req.length - req->req.actual, max);  in s3c2410_udc_write_packet()
301 	u8 *buf = req->req.buf + req->req.actual;  in s3c2410_udc_write_packet()
306 		req->req.actual, req->req.length, len, req->req.actual + len);  in s3c2410_udc_write_packet()
308 	req->req.actual += len;  in s3c2410_udc_write_packet()
321 		struct s3c2410_request *req)  in s3c2410_udc_write_fifo()  argument
350 	count = s3c2410_udc_write_packet(fifo_reg, req, ep->ep.maxpacket);  in s3c2410_udc_write_fifo()
355 	else if (req->req.length != req->req.actual || req->req.zero)  in s3c2410_udc_write_fifo()
364 			idx, count, req->req.actual, req->req.length,  in s3c2410_udc_write_fifo()
365 			is_last, req->req.zero);  in s3c2410_udc_write_fifo()
385 		s3c2410_udc_done(ep, req, 0);  in s3c2410_udc_write_fifo()
406 		struct s3c2410_request *req, unsigned avail)  in s3c2410_udc_read_packet()  argument
410 	len = min(req->req.length - req->req.actual, avail);  in s3c2410_udc_read_packet()
411 	req->req.actual += len;  in s3c2410_udc_read_packet()
421 				 struct s3c2410_request *req)  in s3c2410_udc_read_fifo()  argument
454 	if (!req->req.length)  in s3c2410_udc_read_fifo()
457 	buf = req->req.buf + req->req.actual;  in s3c2410_udc_read_fifo()
458 	bufferspace = req->req.length - req->req.actual;  in s3c2410_udc_read_fifo()
474 	fifo_count = s3c2410_udc_read_packet(fifo_reg, buf, req, avail);  in s3c2410_udc_read_fifo()
483 			req->req.status = -EOVERFLOW;  in s3c2410_udc_read_fifo()
485 		is_last = (req->req.length <= req->req.actual) ? 1 : 0;  in s3c2410_udc_read_fifo()
508 		s3c2410_udc_done(ep, req, 0);  in s3c2410_udc_read_fifo()
743 	struct s3c2410_request	*req;  in s3c2410_udc_handle_ep0()  local
747 		req = NULL;  in s3c2410_udc_handle_ep0()
749 		req = list_entry(ep->queue.next, struct s3c2410_request, queue);  in s3c2410_udc_handle_ep0()
784 		if (!(ep0csr & S3C2410_UDC_EP0_CSR_IPKRDY) && req)  in s3c2410_udc_handle_ep0()
785 			s3c2410_udc_write_fifo(ep, req);  in s3c2410_udc_handle_ep0()
790 		if ((ep0csr & S3C2410_UDC_EP0_CSR_OPKRDY) && req)  in s3c2410_udc_handle_ep0()
791 			s3c2410_udc_read_fifo(ep, req);  in s3c2410_udc_handle_ep0()
812 	struct s3c2410_request	*req;  in s3c2410_udc_handle_ep()  local
818 		req = list_entry(ep->queue.next,  in s3c2410_udc_handle_ep()
821 		req = NULL;  in s3c2410_udc_handle_ep()
829 			idx, ep_csr1, req ? 1 : 0);  in s3c2410_udc_handle_ep()
839 		if (!(ep_csr1 & S3C2410_UDC_ICSR1_PKTRDY) && req)  in s3c2410_udc_handle_ep()
840 			s3c2410_udc_write_fifo(ep, req);  in s3c2410_udc_handle_ep()
853 		if ((ep_csr1 & S3C2410_UDC_OCSR1_PKTRDY) && req)  in s3c2410_udc_handle_ep()
854 			s3c2410_udc_read_fifo(ep, req);  in s3c2410_udc_handle_ep()
1021 static inline struct s3c2410_request *to_s3c2410_req(struct usb_request *req)  in to_s3c2410_req()  argument
1023 	return container_of(req, struct s3c2410_request, req);  in to_s3c2410_req()
1147 	struct s3c2410_request *req;  in s3c2410_udc_alloc_request()  local
1154 	req = kzalloc(sizeof(struct s3c2410_request), mem_flags);  in s3c2410_udc_alloc_request()
1155 	if (!req)  in s3c2410_udc_alloc_request()
1158 	INIT_LIST_HEAD(&req->queue);  in s3c2410_udc_alloc_request()
1159 	return &req->req;  in s3c2410_udc_alloc_request()
1169 	struct s3c2410_request	*req = to_s3c2410_req(_req);  in s3c2410_udc_free_request()  local
1176 	WARN_ON(!list_empty(&req->queue));  in s3c2410_udc_free_request()
1177 	kfree(req);  in s3c2410_udc_free_request()
1186 	struct s3c2410_request	*req = to_s3c2410_req(_req);  in s3c2410_udc_queue()  local
1207 			|| !_req->buf || !list_empty(&req->queue))) {  in s3c2410_udc_queue()
1213 				!list_empty(&req->queue));  in s3c2410_udc_queue()
1246 							req)) {  in s3c2410_udc_queue()
1248 					req = NULL;  in s3c2410_udc_queue()
1256 							req))) {  in s3c2410_udc_queue()
1258 					req = NULL;  in s3c2410_udc_queue()
1268 				&& s3c2410_udc_write_fifo(ep, req)) {  in s3c2410_udc_queue()
1269 			req = NULL;  in s3c2410_udc_queue()
1272 				&& s3c2410_udc_read_fifo(ep, req)) {  in s3c2410_udc_queue()
1273 			req = NULL;  in s3c2410_udc_queue()
1278 	if (likely(req))  in s3c2410_udc_queue()
1279 		list_add_tail(&req->queue, &ep->queue);  in s3c2410_udc_queue()
1296 	struct s3c2410_request	*req = NULL;  in s3c2410_udc_dequeue()  local
1310 	list_for_each_entry(req, &ep->queue, queue) {  in s3c2410_udc_dequeue()
1311 		if (&req->req == _req) {  in s3c2410_udc_dequeue()
1312 			list_del_init(&req->queue);  in s3c2410_udc_dequeue()
1322 			req, _ep->name, _req->length, _req->buf);  in s3c2410_udc_dequeue()
1324 		s3c2410_udc_done(ep, req, -ECONNRESET);  in s3c2410_udc_dequeue()