330 	struct mutex			efr_lock; /* EFR registers access */  member
436 	mutex_lock(&one->efr_lock);  in sc16is7xx_efr_lock()
458 	mutex_unlock(&one->efr_lock);  in sc16is7xx_efr_unlock()
600 	mutex_lock(&one->efr_lock);  in sc16is7xx_set_baud()
616 	mutex_unlock(&one->efr_lock);  in sc16is7xx_set_baud()
763 	lockdep_assert_held_once(&one->efr_lock);  in sc16is7xx_update_mlines()
794 	mutex_lock(&one->efr_lock);  in sc16is7xx_port_irq()
841 	mutex_unlock(&one->efr_lock);  in sc16is7xx_port_irq()
873 	mutex_lock(&one->efr_lock);  in sc16is7xx_tx_proc()
875 	mutex_unlock(&one->efr_lock);  in sc16is7xx_tx_proc()
942 		mutex_lock(&one->efr_lock);  in sc16is7xx_ms_proc()
944 		mutex_unlock(&one->efr_lock);  in sc16is7xx_ms_proc()
1612 		mutex_init(&s->p[i].efr_lock);  in sc16is7xx_probe()