161 		spin_lock(&hif_dev->tx.tx_lock);  in hif_usb_mgmt_cb()
162 		if (hif_dev->tx.flags & HIF_USB_TX_FLUSH) {  in hif_usb_mgmt_cb()
163 			spin_unlock(&hif_dev->tx.tx_lock);  in hif_usb_mgmt_cb()
168 		spin_unlock(&hif_dev->tx.tx_lock);  in hif_usb_mgmt_cb()
278 		spin_lock(&hif_dev->tx.tx_lock);  in hif_usb_tx_cb()
279 		if (hif_dev->tx.flags & HIF_USB_TX_FLUSH) {  in hif_usb_tx_cb()
280 			spin_unlock(&hif_dev->tx.tx_lock);  in hif_usb_tx_cb()
284 		spin_unlock(&hif_dev->tx.tx_lock);  in hif_usb_tx_cb()
299 	spin_lock(&hif_dev->tx.tx_lock);  in hif_usb_tx_cb()
300 	list_move_tail(&tx_buf->list, &hif_dev->tx.tx_buf);  in hif_usb_tx_cb()
301 	hif_dev->tx.tx_buf_cnt++;  in hif_usb_tx_cb()
302 	if (!(hif_dev->tx.flags & HIF_USB_TX_STOP))  in hif_usb_tx_cb()
305 	spin_unlock(&hif_dev->tx.tx_lock);  in hif_usb_tx_cb()
318 	if (hif_dev->tx.tx_skb_cnt == 0)  in __hif_usb_tx()
322 	if (list_empty(&hif_dev->tx.tx_buf))  in __hif_usb_tx()
325 	tx_buf = list_first_entry(&hif_dev->tx.tx_buf, struct tx_buf, list);  in __hif_usb_tx()
326 	list_move_tail(&tx_buf->list, &hif_dev->tx.tx_pending);  in __hif_usb_tx()
327 	hif_dev->tx.tx_buf_cnt--;  in __hif_usb_tx()
329 	tx_skb_cnt = min_t(u16, hif_dev->tx.tx_skb_cnt, MAX_TX_AGGR_NUM);  in __hif_usb_tx()
332 		nskb = __skb_dequeue(&hif_dev->tx.tx_skb_queue);  in __hif_usb_tx()
337 		hif_dev->tx.tx_skb_cnt--;  in __hif_usb_tx()
368 		list_move_tail(&tx_buf->list, &hif_dev->tx.tx_buf);  in __hif_usb_tx()
369 		hif_dev->tx.tx_buf_cnt++;  in __hif_usb_tx()
384 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
386 	if (hif_dev->tx.flags & HIF_USB_TX_STOP) {  in hif_usb_send_tx()
387 		spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
392 	if (hif_dev->tx.tx_skb_cnt > MAX_TX_BUF_NUM) {  in hif_usb_send_tx()
393 		spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
397 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
407 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
411 		__skb_queue_tail(&hif_dev->tx.tx_skb_queue, skb);  in hif_usb_send_tx()
412 		hif_dev->tx.tx_skb_cnt++;  in hif_usb_send_tx()
416 	if ((hif_dev->tx.tx_buf_cnt == MAX_TX_URB_NUM) &&  in hif_usb_send_tx()
417 	    (hif_dev->tx.tx_skb_cnt < 2)) {  in hif_usb_send_tx()
421 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
433 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in hif_usb_start()
434 	hif_dev->tx.flags &= ~HIF_USB_TX_STOP;  in hif_usb_start()
435 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_start()
444 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in hif_usb_stop()
445 	ath9k_skb_queue_complete(hif_dev, &hif_dev->tx.tx_skb_queue, false);  in hif_usb_stop()
446 	hif_dev->tx.tx_skb_cnt = 0;  in hif_usb_stop()
447 	hif_dev->tx.flags |= HIF_USB_TX_STOP;  in hif_usb_stop()
448 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_stop()
452 				 &hif_dev->tx.tx_pending, list) {  in hif_usb_stop()
500 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in hif_usb_sta_drain()
502 	skb_queue_walk_safe(&hif_dev->tx.tx_skb_queue, skb, tmp) {  in hif_usb_sta_drain()
504 			__skb_unlink(skb, &hif_dev->tx.tx_skb_queue);  in hif_usb_sta_drain()
507 			hif_dev->tx.tx_skb_cnt--;  in hif_usb_sta_drain()
512 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_sta_drain()
756 				 &hif_dev->tx.tx_buf, list) {  in ath9k_hif_usb_dealloc_tx_urbs()
764 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in ath9k_hif_usb_dealloc_tx_urbs()
765 	hif_dev->tx.flags |= HIF_USB_TX_FLUSH;  in ath9k_hif_usb_dealloc_tx_urbs()
766 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in ath9k_hif_usb_dealloc_tx_urbs()
769 				 &hif_dev->tx.tx_pending, list) {  in ath9k_hif_usb_dealloc_tx_urbs()
785 	INIT_LIST_HEAD(&hif_dev->tx.tx_buf);  in ath9k_hif_usb_alloc_tx_urbs()
786 	INIT_LIST_HEAD(&hif_dev->tx.tx_pending);  in ath9k_hif_usb_alloc_tx_urbs()
787 	spin_lock_init(&hif_dev->tx.tx_lock);  in ath9k_hif_usb_alloc_tx_urbs()
788 	__skb_queue_head_init(&hif_dev->tx.tx_skb_queue);  in ath9k_hif_usb_alloc_tx_urbs()
807 		list_add_tail(&tx_buf->list, &hif_dev->tx.tx_buf);  in ath9k_hif_usb_alloc_tx_urbs()
810 	hif_dev->tx.tx_buf_cnt = MAX_TX_URB_NUM;  in ath9k_hif_usb_alloc_tx_urbs()