130 	spinlock_t tx_lock;	/* spinlock for bt tx stream control */  member
333 	spin_lock_irqsave(&bt->tx_lock, flags);  in btcvsd_tx_clean_buffer()
352 	spin_unlock_irqrestore(&bt->tx_lock, flags);  in btcvsd_tx_clean_buffer()
433 	spin_lock_irqsave(&bt->tx_lock, flags);  in mtk_btcvsd_write_to_bt()
443 	spin_unlock_irqrestore(&bt->tx_lock, flags);  in mtk_btcvsd_write_to_bt()
465 		spin_lock_irqsave(&bt->tx_lock, flags);  in mtk_btcvsd_write_to_bt()
469 		spin_unlock_irqrestore(&bt->tx_lock, flags);  in mtk_btcvsd_write_to_bt()
801 		spin_lock_irqsave(&bt->tx_lock, flags);  in mtk_btcvsd_snd_write()
808 		spin_unlock_irqrestore(&bt->tx_lock, flags);  in mtk_btcvsd_snd_write()
847 		spin_lock_irqsave(&bt->tx_lock, flags);  in mtk_btcvsd_snd_write()
849 		spin_unlock_irqrestore(&bt->tx_lock, flags);  in mtk_btcvsd_snd_write()
998 		lock = &bt->tx_lock;  in mtk_pcm_btcvsd_pointer()
1306 	spin_lock_init(&btcvsd->tx_lock);  in mtk_btcvsd_snd_probe()