157 		spin_lock(&hif_dev->tx.tx_lock);  in hif_usb_mgmt_cb()
158 		if (hif_dev->tx.flags & HIF_USB_TX_FLUSH) {  in hif_usb_mgmt_cb()
159 			spin_unlock(&hif_dev->tx.tx_lock);  in hif_usb_mgmt_cb()
164 		spin_unlock(&hif_dev->tx.tx_lock);  in hif_usb_mgmt_cb()
274 		spin_lock(&hif_dev->tx.tx_lock);  in hif_usb_tx_cb()
275 		if (hif_dev->tx.flags & HIF_USB_TX_FLUSH) {  in hif_usb_tx_cb()
276 			spin_unlock(&hif_dev->tx.tx_lock);  in hif_usb_tx_cb()
280 		spin_unlock(&hif_dev->tx.tx_lock);  in hif_usb_tx_cb()
295 	spin_lock(&hif_dev->tx.tx_lock);  in hif_usb_tx_cb()
296 	list_move_tail(&tx_buf->list, &hif_dev->tx.tx_buf);  in hif_usb_tx_cb()
297 	hif_dev->tx.tx_buf_cnt++;  in hif_usb_tx_cb()
298 	if (!(hif_dev->tx.flags & HIF_USB_TX_STOP))  in hif_usb_tx_cb()
301 	spin_unlock(&hif_dev->tx.tx_lock);  in hif_usb_tx_cb()
314 	if (hif_dev->tx.tx_skb_cnt == 0)  in __hif_usb_tx()
318 	if (list_empty(&hif_dev->tx.tx_buf))  in __hif_usb_tx()
321 	tx_buf = list_first_entry(&hif_dev->tx.tx_buf, struct tx_buf, list);  in __hif_usb_tx()
322 	list_move_tail(&tx_buf->list, &hif_dev->tx.tx_pending);  in __hif_usb_tx()
323 	hif_dev->tx.tx_buf_cnt--;  in __hif_usb_tx()
325 	tx_skb_cnt = min_t(u16, hif_dev->tx.tx_skb_cnt, MAX_TX_AGGR_NUM);  in __hif_usb_tx()
328 		nskb = __skb_dequeue(&hif_dev->tx.tx_skb_queue);  in __hif_usb_tx()
333 		hif_dev->tx.tx_skb_cnt--;  in __hif_usb_tx()
364 		list_move_tail(&tx_buf->list, &hif_dev->tx.tx_buf);  in __hif_usb_tx()
365 		hif_dev->tx.tx_buf_cnt++;  in __hif_usb_tx()
380 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
382 	if (hif_dev->tx.flags & HIF_USB_TX_STOP) {  in hif_usb_send_tx()
383 		spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
388 	if (hif_dev->tx.tx_skb_cnt > MAX_TX_BUF_NUM) {  in hif_usb_send_tx()
389 		spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
393 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
403 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
407 		__skb_queue_tail(&hif_dev->tx.tx_skb_queue, skb);  in hif_usb_send_tx()
408 		hif_dev->tx.tx_skb_cnt++;  in hif_usb_send_tx()
412 	if ((hif_dev->tx.tx_buf_cnt == MAX_TX_URB_NUM) &&  in hif_usb_send_tx()
413 	    (hif_dev->tx.tx_skb_cnt < 2)) {  in hif_usb_send_tx()
417 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_send_tx()
429 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in hif_usb_start()
430 	hif_dev->tx.flags &= ~HIF_USB_TX_STOP;  in hif_usb_start()
431 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_start()
440 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in hif_usb_stop()
441 	ath9k_skb_queue_complete(hif_dev, &hif_dev->tx.tx_skb_queue, false);  in hif_usb_stop()
442 	hif_dev->tx.tx_skb_cnt = 0;  in hif_usb_stop()
443 	hif_dev->tx.flags |= HIF_USB_TX_STOP;  in hif_usb_stop()
444 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_stop()
448 				 &hif_dev->tx.tx_pending, list) {  in hif_usb_stop()
496 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in hif_usb_sta_drain()
498 	skb_queue_walk_safe(&hif_dev->tx.tx_skb_queue, skb, tmp) {  in hif_usb_sta_drain()
500 			__skb_unlink(skb, &hif_dev->tx.tx_skb_queue);  in hif_usb_sta_drain()
503 			hif_dev->tx.tx_skb_cnt--;  in hif_usb_sta_drain()
508 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in hif_usb_sta_drain()
752 				 &hif_dev->tx.tx_buf, list) {  in ath9k_hif_usb_dealloc_tx_urbs()
760 	spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);  in ath9k_hif_usb_dealloc_tx_urbs()
761 	hif_dev->tx.flags |= HIF_USB_TX_FLUSH;  in ath9k_hif_usb_dealloc_tx_urbs()
762 	spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);  in ath9k_hif_usb_dealloc_tx_urbs()
765 				 &hif_dev->tx.tx_pending, list) {  in ath9k_hif_usb_dealloc_tx_urbs()
781 	INIT_LIST_HEAD(&hif_dev->tx.tx_buf);  in ath9k_hif_usb_alloc_tx_urbs()
782 	INIT_LIST_HEAD(&hif_dev->tx.tx_pending);  in ath9k_hif_usb_alloc_tx_urbs()
783 	spin_lock_init(&hif_dev->tx.tx_lock);  in ath9k_hif_usb_alloc_tx_urbs()
784 	__skb_queue_head_init(&hif_dev->tx.tx_skb_queue);  in ath9k_hif_usb_alloc_tx_urbs()
803 		list_add_tail(&tx_buf->list, &hif_dev->tx.tx_buf);  in ath9k_hif_usb_alloc_tx_urbs()
806 	hif_dev->tx.tx_buf_cnt = MAX_TX_URB_NUM;  in ath9k_hif_usb_alloc_tx_urbs()