337 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_msr_event()  local
346 	spin_lock_irqsave(&mxport->spinlock, flags);  in mxuport_msr_event()
349 		__func__, mxport->msr_state);  in mxuport_msr_event()
352 		mxport->msr_state |= UART_MSR_CTS;  in mxuport_msr_event()
355 		mxport->msr_state &= ~UART_MSR_CTS;  in mxuport_msr_event()
360 		mxport->msr_state |= UART_MSR_DSR;  in mxuport_msr_event()
363 		mxport->msr_state &= ~UART_MSR_DSR;  in mxuport_msr_event()
368 		mxport->msr_state |= UART_MSR_DCD;  in mxuport_msr_event()
371 		mxport->msr_state &= ~UART_MSR_DCD;  in mxuport_msr_event()
374 	spin_unlock_irqrestore(&mxport->spinlock, flags);  in mxuport_msr_event()
615 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_set_dtr()  local
619 	mutex_lock(&mxport->mutex);  in mxuport_set_dtr()
625 			mxport->mcr_state |= UART_MCR_DTR;  in mxuport_set_dtr()
627 			mxport->mcr_state &= ~UART_MCR_DTR;  in mxuport_set_dtr()
630 	mutex_unlock(&mxport->mutex);  in mxuport_set_dtr()
637 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_set_rts()  local
642 	mutex_lock(&mxport->mutex);  in mxuport_set_rts()
643 	mcr_state = mxport->mcr_state;  in mxuport_set_rts()
669 		mxport->mcr_state = mcr_state;  in mxuport_set_rts()
672 	mutex_unlock(&mxport->mutex);  in mxuport_set_rts()
679 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_dtr_rts()  local
683 	mutex_lock(&mxport->mutex);  in mxuport_dtr_rts()
684 	mcr_state = mxport->mcr_state;  in mxuport_dtr_rts()
693 		mxport->mcr_state = mcr_state;  in mxuport_dtr_rts()
695 	mutex_unlock(&mxport->mutex);  in mxuport_dtr_rts()
702 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_tiocmset()  local
706 	mutex_lock(&mxport->mutex);  in mxuport_tiocmset()
707 	mcr_state = mxport->mcr_state;  in mxuport_tiocmset()
723 		mxport->mcr_state = mcr_state;  in mxuport_tiocmset()
725 	mutex_unlock(&mxport->mutex);  in mxuport_tiocmset()
732 	struct mxuport_port *mxport;  in mxuport_tiocmget()  local
739 	mxport = usb_get_serial_port_data(port);  in mxuport_tiocmget()
741 	mutex_lock(&mxport->mutex);  in mxuport_tiocmget()
742 	spin_lock_irqsave(&mxport->spinlock, flags);  in mxuport_tiocmget()
744 	msr = mxport->msr_state;  in mxuport_tiocmget()
745 	mcr = mxport->mcr_state;  in mxuport_tiocmget()
747 	spin_unlock_irqrestore(&mxport->spinlock, flags);  in mxuport_tiocmget()
748 	mutex_unlock(&mxport->mutex);  in mxuport_tiocmget()
1121 	struct mxuport_port *mxport;  in mxuport_port_probe()  local
1124 	mxport = devm_kzalloc(&port->dev, sizeof(struct mxuport_port),  in mxuport_port_probe()
1126 	if (!mxport)  in mxuport_port_probe()
1129 	mutex_init(&mxport->mutex);  in mxuport_port_probe()
1130 	spin_lock_init(&mxport->spinlock);  in mxuport_port_probe()
1133 	usb_set_serial_port_data(port, mxport);  in mxuport_port_probe()
1190 	struct mxuport_port *mxport = usb_get_serial_port_data(port);  in mxuport_open()  local
1216 	mxport->msr_state = 0;  in mxuport_open()