129 	old = port->mctrl;  in uart_update_mctrl()
130 	port->mctrl = (old & ~clear) | set;  in uart_update_mctrl()
131 	if (old != port->mctrl)  in uart_update_mctrl()
132 		port->ops->set_mctrl(port, port->mctrl);  in uart_update_mctrl()
912 		result = port->mctrl;  in uart_tiocmget()
1479 	unsigned int mctrl;  in uart_block_til_ready()  local
1528 		mctrl = port->ops->get_mctrl(port);  in uart_block_til_ready()
1530 		if (mctrl & TIOCM_CAR)  in uart_block_til_ready()
1741 	if (port->mctrl & (bit)) \  in uart_line_info()
1951 	port->mctrl |= TIOCM_DTR;  in uart_set_options()
2114 			ops->set_mctrl(port, port->mctrl);  in uart_resume_port()
2210 		port->ops->set_mctrl(port, port->mctrl & TIOCM_DTR);  in uart_configure_port()