135 	struct urb *urb;  in carl9170_usb_submit_data_urb()  local
141 	urb = usb_get_from_anchor(&ar->tx_wait);  in carl9170_usb_submit_data_urb()
142 	if (!urb)  in carl9170_usb_submit_data_urb()
145 	usb_anchor_urb(urb, &ar->tx_anch);  in carl9170_usb_submit_data_urb()
147 	err = usb_submit_urb(urb, GFP_ATOMIC);  in carl9170_usb_submit_data_urb()
151 				urb->status);  in carl9170_usb_submit_data_urb()
154 		usb_unanchor_urb(urb);  in carl9170_usb_submit_data_urb()
155 		usb_anchor_urb(urb, &ar->tx_err);  in carl9170_usb_submit_data_urb()
158 	usb_free_urb(urb);  in carl9170_usb_submit_data_urb()
167 static void carl9170_usb_tx_data_complete(struct urb *urb)  in carl9170_usb_tx_data_complete()  argument
169 	struct ar9170 *ar = usb_get_intfdata(usb_ifnum_to_if(urb->dev, 0));  in carl9170_usb_tx_data_complete()
172 		dev_kfree_skb_irq(urb->context);  in carl9170_usb_tx_data_complete()
178 	switch (urb->status) {  in carl9170_usb_tx_data_complete()
181 		carl9170_tx_callback(ar, (void *)urb->context);  in carl9170_usb_tx_data_complete()
194 		usb_anchor_urb(urb, &ar->tx_err);  in carl9170_usb_tx_data_complete()
201 				urb->status);  in carl9170_usb_tx_data_complete()
204 		usb_anchor_urb(urb, &ar->tx_err);  in carl9170_usb_tx_data_complete()
214 	struct urb *urb;  in carl9170_usb_submit_cmd_urb()  local
222 	urb = usb_get_from_anchor(&ar->tx_cmd);  in carl9170_usb_submit_cmd_urb()
223 	if (!urb) {  in carl9170_usb_submit_cmd_urb()
228 	usb_anchor_urb(urb, &ar->tx_anch);  in carl9170_usb_submit_cmd_urb()
229 	err = usb_submit_urb(urb, GFP_ATOMIC);  in carl9170_usb_submit_cmd_urb()
231 		usb_unanchor_urb(urb);  in carl9170_usb_submit_cmd_urb()
234 	usb_free_urb(urb);  in carl9170_usb_submit_cmd_urb()
239 static void carl9170_usb_cmd_complete(struct urb *urb)  in carl9170_usb_cmd_complete()  argument
241 	struct ar9170 *ar = urb->context;  in carl9170_usb_cmd_complete()
249 	switch (urb->status) {  in carl9170_usb_cmd_complete()
262 		err = urb->status;  in carl9170_usb_cmd_complete()
277 static void carl9170_usb_rx_irq_complete(struct urb *urb)  in carl9170_usb_rx_irq_complete()  argument
279 	struct ar9170 *ar = urb->context;  in carl9170_usb_rx_irq_complete()
284 	switch (urb->status) {  in carl9170_usb_rx_irq_complete()
307 	carl9170_handle_command_response(ar, urb->transfer_buffer,  in carl9170_usb_rx_irq_complete()
308 					 urb->actual_length);  in carl9170_usb_rx_irq_complete()
311 	usb_anchor_urb(urb, &ar->rx_anch);  in carl9170_usb_rx_irq_complete()
312 	if (unlikely(usb_submit_urb(urb, GFP_ATOMIC)))  in carl9170_usb_rx_irq_complete()
313 		usb_unanchor_urb(urb);  in carl9170_usb_rx_irq_complete()
318 	struct urb *urb;  in carl9170_usb_submit_rx_urb()  local
324 		urb = usb_get_from_anchor(&ar->rx_pool);  in carl9170_usb_submit_rx_urb()
325 		if (urb) {  in carl9170_usb_submit_rx_urb()
326 			usb_anchor_urb(urb, &ar->rx_anch);  in carl9170_usb_submit_rx_urb()
327 			err = usb_submit_urb(urb, gfp);  in carl9170_usb_submit_rx_urb()
329 				usb_unanchor_urb(urb);  in carl9170_usb_submit_rx_urb()
330 				usb_anchor_urb(urb, &ar->rx_pool);  in carl9170_usb_submit_rx_urb()
335 			usb_free_urb(urb);  in carl9170_usb_submit_rx_urb()
344 	struct urb *urb;  in carl9170_usb_rx_work()  local
348 		urb = usb_get_from_anchor(&ar->rx_work);  in carl9170_usb_rx_work()
349 		if (!urb)  in carl9170_usb_rx_work()
354 			carl9170_rx(ar, urb->transfer_buffer,  in carl9170_usb_rx_work()
355 				    urb->actual_length);  in carl9170_usb_rx_work()
358 		usb_anchor_urb(urb, &ar->rx_pool);  in carl9170_usb_rx_work()
361 		usb_free_urb(urb);  in carl9170_usb_rx_work()
369 	struct urb *urb;  in carl9170_usb_handle_tx_err()  local
371 	while ((urb = usb_get_from_anchor(&ar->tx_err))) {  in carl9170_usb_handle_tx_err()
372 		struct sk_buff *skb = (void *)urb->context;  in carl9170_usb_handle_tx_err()
376 		usb_free_urb(urb);  in carl9170_usb_handle_tx_err()
398 static void carl9170_usb_rx_complete(struct urb *urb)  in carl9170_usb_rx_complete()  argument
400 	struct ar9170 *ar = (struct ar9170 *)urb->context;  in carl9170_usb_rx_complete()
408 	switch (urb->status) {  in carl9170_usb_rx_complete()
411 		usb_anchor_urb(urb, &ar->rx_work);  in carl9170_usb_rx_complete()
424 		usb_anchor_urb(urb, &ar->rx_pool);  in carl9170_usb_rx_complete()
459 static struct urb *carl9170_usb_alloc_rx_urb(struct ar9170 *ar, gfp_t gfp)  in carl9170_usb_alloc_rx_urb()
461 	struct urb *urb;  in carl9170_usb_alloc_rx_urb()  local
468 	urb = usb_alloc_urb(0, gfp);  in carl9170_usb_alloc_rx_urb()
469 	if (!urb) {  in carl9170_usb_alloc_rx_urb()
474 	usb_fill_bulk_urb(urb, ar->udev, usb_rcvbulkpipe(ar->udev,  in carl9170_usb_alloc_rx_urb()
478 	urb->transfer_flags |= URB_FREE_BUFFER;  in carl9170_usb_alloc_rx_urb()
480 	return urb;  in carl9170_usb_alloc_rx_urb()
485 	struct urb *urb = NULL;  in carl9170_usb_send_rx_irq_urb()  local
489 	urb = usb_alloc_urb(0, GFP_KERNEL);  in carl9170_usb_send_rx_irq_urb()
490 	if (!urb)  in carl9170_usb_send_rx_irq_urb()
497 	usb_fill_int_urb(urb, ar->udev, usb_rcvintpipe(ar->udev,  in carl9170_usb_send_rx_irq_urb()
501 	urb->transfer_flags |= URB_FREE_BUFFER;  in carl9170_usb_send_rx_irq_urb()
503 	usb_anchor_urb(urb, &ar->rx_anch);  in carl9170_usb_send_rx_irq_urb()
504 	err = usb_submit_urb(urb, GFP_KERNEL);  in carl9170_usb_send_rx_irq_urb()
506 		usb_unanchor_urb(urb);  in carl9170_usb_send_rx_irq_urb()
509 	usb_free_urb(urb);  in carl9170_usb_send_rx_irq_urb()
515 	struct urb *urb;  in carl9170_usb_init_rx_bulk_urbs()  local
529 		urb = carl9170_usb_alloc_rx_urb(ar, GFP_KERNEL);  in carl9170_usb_init_rx_bulk_urbs()
530 		if (!urb) {  in carl9170_usb_init_rx_bulk_urbs()
535 		usb_anchor_urb(urb, &ar->rx_pool);  in carl9170_usb_init_rx_bulk_urbs()
537 		usb_free_urb(urb);  in carl9170_usb_init_rx_bulk_urbs()
558 	struct urb *urb;  in carl9170_usb_flush()  local
561 	while ((urb = usb_get_from_anchor(&ar->tx_wait))) {  in carl9170_usb_flush()
562 		struct sk_buff *skb = (void *)urb->context;  in carl9170_usb_flush()
565 		usb_free_urb(urb);  in carl9170_usb_flush()
607 	struct urb *urb;  in __carl9170_exec_cmd()  local
620 	urb = usb_alloc_urb(0, GFP_ATOMIC);  in __carl9170_exec_cmd()
621 	if (!urb) {  in __carl9170_exec_cmd()
627 		usb_fill_bulk_urb(urb, ar->udev,  in __carl9170_exec_cmd()
632 		usb_fill_int_urb(urb, ar->udev,  in __carl9170_exec_cmd()
638 		urb->transfer_flags |= URB_FREE_BUFFER;  in __carl9170_exec_cmd()
640 	usb_anchor_urb(urb, &ar->tx_cmd);  in __carl9170_exec_cmd()
641 	usb_free_urb(urb);  in __carl9170_exec_cmd()
717 	struct urb *urb;  in carl9170_usb_tx()  local
725 	urb = usb_alloc_urb(0, GFP_ATOMIC);  in carl9170_usb_tx()
726 	if (!urb)  in carl9170_usb_tx()
741 	usb_fill_bulk_urb(urb, ar->udev, usb_sndbulkpipe(ar->udev,  in carl9170_usb_tx()
745 	urb->transfer_flags |= URB_ZERO_PACKET;  in carl9170_usb_tx()
747 	usb_anchor_urb(urb, &ar->tx_wait);  in carl9170_usb_tx()
749 	usb_free_urb(urb);  in carl9170_usb_tx()