181 static void intr_complete (struct urb *urb)  in intr_complete()  argument
183 	struct usbnet	*dev = urb->context;  in intr_complete()
184 	int		status = urb->status;  in intr_complete()
189 		dev->driver_info->status(dev, urb);  in intr_complete()
207 	status = usb_submit_urb (urb, GFP_ATOMIC);  in intr_complete()
466 static void rx_complete (struct urb *urb);
468 static int rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags)  in rx_submit()  argument
478 		usb_free_urb(urb);  in rx_submit()
486 		usb_free_urb (urb);  in rx_submit()
491 	entry->urb = urb;  in rx_submit()
495 	usb_fill_bulk_urb (urb, dev->udev, dev->in,  in rx_submit()
504 		switch (retval = usb_submit_urb (urb, GFP_ATOMIC)) {  in rx_submit()
533 		usb_free_urb (urb);  in rx_submit()
571 static void rx_complete (struct urb *urb)  in rx_complete()  argument
573 	struct sk_buff		*skb = (struct sk_buff *) urb->context;  in rx_complete()
576 	int			urb_status = urb->status;  in rx_complete()
579 	skb_put (skb, urb->actual_length);  in rx_complete()
581 	entry->urb = NULL;  in rx_complete()
620 		entry->urb = urb;  in rx_complete()
621 		urb = NULL;  in rx_complete()
649 	if (urb) {  in rx_complete()
653 			rx_submit (dev, urb, GFP_ATOMIC);  in rx_complete()
657 		usb_free_urb (urb);  in rx_complete()
709 		struct urb		*urb;  in unlink_urbs()  local
720 		urb = entry->urb;  in unlink_urbs()
729 		usb_get_urb(urb);  in unlink_urbs()
733 		retval = usb_unlink_urb (urb);  in unlink_urbs()
738 		usb_put_urb(urb);  in unlink_urbs()
1143 		struct urb	*urb = NULL;  in usbnet_deferred_kevent()  local
1147 			urb = usb_alloc_urb (0, GFP_KERNEL);  in usbnet_deferred_kevent()
1150 		if (urb != NULL) {  in usbnet_deferred_kevent()
1154 				usb_free_urb(urb);  in usbnet_deferred_kevent()
1157 			if (rx_submit (dev, urb, GFP_KERNEL) == -ENOLINK)  in usbnet_deferred_kevent()
1203 static void tx_complete (struct urb *urb)  in tx_complete()  argument
1205 	struct sk_buff		*skb = (struct sk_buff *) urb->context;  in tx_complete()
1209 	if (urb->status == 0) {  in tx_complete()
1215 		switch (urb->status) {  in tx_complete()
1236 					  "tx throttle %d\n", urb->status);  in tx_complete()
1242 				  "tx err %d\n", entry->urb->status);  in tx_complete()
1270 static int build_dma_sg(const struct sk_buff *skb, struct urb *urb)  in build_dma_sg()  argument
1280 	urb->sg = kmalloc((num_sgs + 1) * sizeof(struct scatterlist),  in build_dma_sg()
1282 	if (!urb->sg)  in build_dma_sg()
1285 	urb->num_sgs = num_sgs;  in build_dma_sg()
1286 	sg_init_table(urb->sg, urb->num_sgs + 1);  in build_dma_sg()
1288 	sg_set_buf(&urb->sg[s++], skb->data, skb_headlen(skb));  in build_dma_sg()
1295 		sg_set_page(&urb->sg[i + s], f->page.p, f->size,  in build_dma_sg()
1298 	urb->transfer_buffer_length = total_len;  in build_dma_sg()
1308 	struct urb		*urb = NULL;  in usbnet_start_xmit()  local
1330 	if (!(urb = usb_alloc_urb (0, GFP_ATOMIC))) {  in usbnet_start_xmit()
1336 	entry->urb = urb;  in usbnet_start_xmit()
1339 	usb_fill_bulk_urb (urb, dev->udev, dev->out,  in usbnet_start_xmit()
1342 		if (build_dma_sg(skb, urb) < 0)  in usbnet_start_xmit()
1345 	length = urb->transfer_buffer_length;  in usbnet_start_xmit()
1358 				if (skb_tailroom(skb) && !urb->num_sgs) {  in usbnet_start_xmit()
1361 				} else if (urb->num_sgs)  in usbnet_start_xmit()
1362 					sg_set_buf(&urb->sg[urb->num_sgs++],  in usbnet_start_xmit()
1366 			urb->transfer_flags |= URB_ZERO_PACKET;  in usbnet_start_xmit()
1368 	urb->transfer_buffer_length = length;  in usbnet_start_xmit()
1393 		usb_anchor_urb(urb, &dev->deferred);  in usbnet_start_xmit()
1396 		usb_put_urb(urb);  in usbnet_start_xmit()
1403 	switch ((retval = usb_submit_urb (urb, GFP_ATOMIC))) {  in usbnet_start_xmit()
1429 		if (urb) {  in usbnet_start_xmit()
1430 			kfree(urb->sg);  in usbnet_start_xmit()
1431 			usb_free_urb(urb);  in usbnet_start_xmit()
1445 	struct urb	*urb;  in rx_alloc_submit()  local
1451 		urb = usb_alloc_urb(0, flags);  in rx_alloc_submit()
1452 		if (urb != NULL) {  in rx_alloc_submit()
1453 			ret = rx_submit(dev, urb, flags);  in rx_alloc_submit()
1483 			kfree(entry->urb->sg);  in usbnet_bh()
1485 			usb_free_urb (entry->urb);  in usbnet_bh()
1826 	struct urb              *res;  in usbnet_resume()
2165 static void usbnet_async_cmd_cb(struct urb *urb)  in usbnet_async_cmd_cb()  argument
2167 	struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context;  in usbnet_async_cmd_cb()
2168 	int status = urb->status;  in usbnet_async_cmd_cb()
2171 		dev_dbg(&urb->dev->dev, "%s failed with %d",  in usbnet_async_cmd_cb()
2175 	usb_free_urb(urb);  in usbnet_async_cmd_cb()
2186 	struct urb *urb;  in usbnet_write_cmd_async()  local
2194 	urb = usb_alloc_urb(0, GFP_ATOMIC);  in usbnet_write_cmd_async()
2195 	if (!urb) {  in usbnet_write_cmd_async()
2220 	usb_fill_control_urb(urb, dev->udev,  in usbnet_write_cmd_async()
2224 	urb->transfer_flags |= URB_FREE_BUFFER;  in usbnet_write_cmd_async()
2226 	err = usb_submit_urb(urb, GFP_ATOMIC);  in usbnet_write_cmd_async()
2238 	usb_free_urb(urb);  in usbnet_write_cmd_async()