348 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_msr_event()  local
357 	spin_lock_irqsave(&mxport->spinlock, flags);  in mxuport_msr_event()
360 		__func__, mxport->msr_state);  in mxuport_msr_event()
363 		mxport->msr_state |= UART_MSR_CTS;  in mxuport_msr_event()
366 		mxport->msr_state &= ~UART_MSR_CTS;  in mxuport_msr_event()
371 		mxport->msr_state |= UART_MSR_DSR;  in mxuport_msr_event()
374 		mxport->msr_state &= ~UART_MSR_DSR;  in mxuport_msr_event()
379 		mxport->msr_state |= UART_MSR_DCD;  in mxuport_msr_event()
382 		mxport->msr_state &= ~UART_MSR_DCD;  in mxuport_msr_event()
385 	spin_unlock_irqrestore(&mxport->spinlock, flags);  in mxuport_msr_event()
626 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_set_dtr()  local
630 	mutex_lock(&mxport->mutex);  in mxuport_set_dtr()
636 			mxport->mcr_state |= UART_MCR_DTR;  in mxuport_set_dtr()
638 			mxport->mcr_state &= ~UART_MCR_DTR;  in mxuport_set_dtr()
641 	mutex_unlock(&mxport->mutex);  in mxuport_set_dtr()
648 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_set_rts()  local
653 	mutex_lock(&mxport->mutex);  in mxuport_set_rts()
654 	mcr_state = mxport->mcr_state;  in mxuport_set_rts()
680 		mxport->mcr_state = mcr_state;  in mxuport_set_rts()
683 	mutex_unlock(&mxport->mutex);  in mxuport_set_rts()
690 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_dtr_rts()  local
694 	mutex_lock(&mxport->mutex);  in mxuport_dtr_rts()
695 	mcr_state = mxport->mcr_state;  in mxuport_dtr_rts()
704 		mxport->mcr_state = mcr_state;  in mxuport_dtr_rts()
706 	mutex_unlock(&mxport->mutex);  in mxuport_dtr_rts()
713 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_tiocmset()  local
717 	mutex_lock(&mxport->mutex);  in mxuport_tiocmset()
718 	mcr_state = mxport->mcr_state;  in mxuport_tiocmset()
734 		mxport->mcr_state = mcr_state;  in mxuport_tiocmset()
736 	mutex_unlock(&mxport->mutex);  in mxuport_tiocmset()
743 	struct mxuport_port *mxport;  in mxuport_tiocmget()  local
750 	mxport = usb_get_serial_port_data(port);  in mxuport_tiocmget()
752 	mutex_lock(&mxport->mutex);  in mxuport_tiocmget()
753 	spin_lock_irqsave(&mxport->spinlock, flags);  in mxuport_tiocmget()
755 	msr = mxport->msr_state;  in mxuport_tiocmget()
756 	mcr = mxport->mcr_state;  in mxuport_tiocmget()
758 	spin_unlock_irqrestore(&mxport->spinlock, flags);  in mxuport_tiocmget()
759 	mutex_unlock(&mxport->mutex);  in mxuport_tiocmget()
1113 	struct mxuport_port *mxport;  in mxuport_port_probe()  local
1116 	mxport = devm_kzalloc(&port->dev, sizeof(struct mxuport_port),  in mxuport_port_probe()
1118 	if (!mxport)  in mxuport_port_probe()
1121 	mutex_init(&mxport->mutex);  in mxuport_port_probe()
1122 	spin_lock_init(&mxport->spinlock);  in mxuport_port_probe()
1125 	usb_set_serial_port_data(port, mxport);  in mxuport_port_probe()
1273 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_open()  local
1299 	mxport->msr_state = 0;  in mxuport_open()