344 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_msr_event()  local
353 	spin_lock_irqsave(&mxport->spinlock, flags);  in mxuport_msr_event()
356 		__func__, mxport->msr_state);  in mxuport_msr_event()
359 		mxport->msr_state |= UART_MSR_CTS;  in mxuport_msr_event()
362 		mxport->msr_state &= ~UART_MSR_CTS;  in mxuport_msr_event()
367 		mxport->msr_state |= UART_MSR_DSR;  in mxuport_msr_event()
370 		mxport->msr_state &= ~UART_MSR_DSR;  in mxuport_msr_event()
375 		mxport->msr_state |= UART_MSR_DCD;  in mxuport_msr_event()
378 		mxport->msr_state &= ~UART_MSR_DCD;  in mxuport_msr_event()
381 	spin_unlock_irqrestore(&mxport->spinlock, flags);  in mxuport_msr_event()
622 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_set_dtr()  local
626 	mutex_lock(&mxport->mutex);  in mxuport_set_dtr()
632 			mxport->mcr_state |= UART_MCR_DTR;  in mxuport_set_dtr()
634 			mxport->mcr_state &= ~UART_MCR_DTR;  in mxuport_set_dtr()
637 	mutex_unlock(&mxport->mutex);  in mxuport_set_dtr()
644 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_set_rts()  local
649 	mutex_lock(&mxport->mutex);  in mxuport_set_rts()
650 	mcr_state = mxport->mcr_state;  in mxuport_set_rts()
676 		mxport->mcr_state = mcr_state;  in mxuport_set_rts()
679 	mutex_unlock(&mxport->mutex);  in mxuport_set_rts()
686 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_dtr_rts()  local
690 	mutex_lock(&mxport->mutex);  in mxuport_dtr_rts()
691 	mcr_state = mxport->mcr_state;  in mxuport_dtr_rts()
700 		mxport->mcr_state = mcr_state;  in mxuport_dtr_rts()
702 	mutex_unlock(&mxport->mutex);  in mxuport_dtr_rts()
709 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_tiocmset()  local
713 	mutex_lock(&mxport->mutex);  in mxuport_tiocmset()
714 	mcr_state = mxport->mcr_state;  in mxuport_tiocmset()
730 		mxport->mcr_state = mcr_state;  in mxuport_tiocmset()
732 	mutex_unlock(&mxport->mutex);  in mxuport_tiocmset()
739 	struct mxuport_port *mxport;  in mxuport_tiocmget()  local
746 	mxport = usb_get_serial_port_data(port);  in mxuport_tiocmget()
748 	mutex_lock(&mxport->mutex);  in mxuport_tiocmget()
749 	spin_lock_irqsave(&mxport->spinlock, flags);  in mxuport_tiocmget()
751 	msr = mxport->msr_state;  in mxuport_tiocmget()
752 	mcr = mxport->mcr_state;  in mxuport_tiocmget()
754 	spin_unlock_irqrestore(&mxport->spinlock, flags);  in mxuport_tiocmget()
755 	mutex_unlock(&mxport->mutex);  in mxuport_tiocmget()
1128 	struct mxuport_port *mxport;  in mxuport_port_probe()  local
1131 	mxport = devm_kzalloc(&port->dev, sizeof(struct mxuport_port),  in mxuport_port_probe()
1133 	if (!mxport)  in mxuport_port_probe()
1136 	mutex_init(&mxport->mutex);  in mxuport_port_probe()
1137 	spin_lock_init(&mxport->spinlock);  in mxuport_port_probe()
1140 	usb_set_serial_port_data(port, mxport);  in mxuport_port_probe()
1197 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_open()  local
1223 	mxport->msr_state = 0;  in mxuport_open()