56 	struct urb *tx_urb;
161 static void atusb_in(struct urb *urb);
163 static int atusb_submit_rx_urb(struct atusb *atusb, struct urb *urb)  in atusb_submit_rx_urb()  argument
166 	struct sk_buff *skb = urb->context;  in atusb_submit_rx_urb()
180 	usb_fill_bulk_urb(urb, usb_dev, usb_rcvbulkpipe(usb_dev, 1),  in atusb_submit_rx_urb()
182 	usb_anchor_urb(urb, &atusb->rx_urbs);  in atusb_submit_rx_urb()
184 	ret = usb_submit_urb(urb, GFP_KERNEL);  in atusb_submit_rx_urb()
186 		usb_unanchor_urb(urb);  in atusb_submit_rx_urb()
188 		urb->context = NULL;  in atusb_submit_rx_urb()
198 	struct urb *urb;  in atusb_work_urbs()  local
205 		urb = usb_get_from_anchor(&atusb->idle_urbs);  in atusb_work_urbs()
206 		if (!urb)  in atusb_work_urbs()
208 		ret = atusb_submit_rx_urb(atusb, urb);  in atusb_work_urbs()
211 	usb_anchor_urb(urb, &atusb->idle_urbs);  in atusb_work_urbs()
241 static void atusb_in_good(struct urb *urb)  in atusb_in_good()  argument
243 	struct usb_device *usb_dev = urb->dev;  in atusb_in_good()
244 	struct sk_buff *skb = urb->context;  in atusb_in_good()
248 	if (!urb->actual_length) {  in atusb_in_good()
255 	if (urb->actual_length == 1) {  in atusb_in_good()
260 	if (len + 1 > urb->actual_length - 1) {  in atusb_in_good()
262 			len, urb->actual_length);  in atusb_in_good()
276 	urb->context = NULL;	/* skb is gone */  in atusb_in_good()
279 static void atusb_in(struct urb *urb)  in atusb_in()  argument
281 	struct usb_device *usb_dev = urb->dev;  in atusb_in()
282 	struct sk_buff *skb = urb->context;  in atusb_in()
286 		urb->status, urb->actual_length);  in atusb_in()
287 	if (urb->status) {  in atusb_in()
288 		if (urb->status == -ENOENT) { /* being killed */  in atusb_in()
290 			urb->context = NULL;  in atusb_in()
293 		dev_dbg(&usb_dev->dev, "atusb_in: URB error %d\n", urb->status);  in atusb_in()
295 		atusb_in_good(urb);  in atusb_in()
298 	usb_anchor_urb(urb, &atusb->idle_urbs);  in atusb_in()
307 	struct urb *urb;  in atusb_free_urbs()  local
310 		urb = usb_get_from_anchor(&atusb->idle_urbs);  in atusb_free_urbs()
311 		if (!urb)  in atusb_free_urbs()
313 		if (urb->context)  in atusb_free_urbs()
314 			kfree_skb(urb->context);  in atusb_free_urbs()
315 		usb_free_urb(urb);  in atusb_free_urbs()
321 	struct urb *urb;  in atusb_alloc_urbs()  local
324 		urb = usb_alloc_urb(0, GFP_KERNEL);  in atusb_alloc_urbs()
325 		if (!urb) {  in atusb_alloc_urbs()
329 		usb_anchor_urb(urb, &atusb->idle_urbs);  in atusb_alloc_urbs()
337 static void atusb_xmit_complete(struct urb *urb)  in atusb_xmit_complete()  argument
339 	dev_dbg(&urb->dev->dev, "atusb_xmit urb completed");  in atusb_xmit_complete()