Hello, On Tue, Sep 27, 2016 at 04:13:11PM +0200, Richard Genoud wrote: > diff --git a/drivers/tty/serial/serial_mctrl_gpio.c b/drivers/tty/serial/serial_mctrl_gpio.c > index d2da6aa7f27d..0e5525a64c2a 100644 > --- a/drivers/tty/serial/serial_mctrl_gpio.c > +++ b/drivers/tty/serial/serial_mctrl_gpio.c > @@ -17,6 +17,7 @@ > #include <linux/err.h> > #include <linux/device.h> > #include <linux/irq.h> > +#include <linux/err.h> this isn't needed any more, right? > #include <linux/gpio/consumer.h> > #include <linux/termios.h> > #include <linux/serial_core.h> > @@ -72,6 +73,13 @@ struct gpio_desc *mctrl_gpio_to_gpiod(struct mctrl_gpios *gpios, > } > EXPORT_SYMBOL_GPL(mctrl_gpio_to_gpiod); > > +bool mctrl_gpio_use_rtscts(struct mctrl_gpios *gpios) > +{ > + return mctrl_gpio_to_gpiod(gpios, UART_GPIO_CTS) && > + mctrl_gpio_to_gpiod(gpios, UART_GPIO_RTS); > +} > +EXPORT_SYMBOL_GPL(mctrl_gpio_use_rtscts); > + > unsigned int mctrl_gpio_get(struct mctrl_gpios *gpios, unsigned int *mctrl) > { > enum mctrl_gpio_idx i; Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | http://www.pengutronix.de/ | -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html