mctrl_gpio        231 drivers/tty/serial/8250/8250.h 		unsigned int mctrl_gpio = 0;
mctrl_gpio        233 drivers/tty/serial/8250/8250.h 		mctrl_gpio = mctrl_gpio_get_outputs(up->gpios, &mctrl_gpio);
mctrl_gpio        234 drivers/tty/serial/8250/8250.h 		mctrl |= serial8250_TIOCM_to_MCR(mctrl_gpio);