Commit 7cb5409b authored by Jürg Billeter's avatar Jürg Billeter Committed by Linus Walleij
Browse files

gpio: rcar: clamp returned value to [0,1] 



While it will be clamped to bool by gpiolib, let's make this sane
in the driver as well.

Signed-off-by: default avatarJürg Billeter <j@bitron.ch>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent b41acf88

drivers/gpio/gpio-rcar.c

+2 −2
Original line number Diff line number Diff line
@@ -240,9 +240,9 @@ static int gpio_rcar_get(struct gpio_chip *chip, unsigned offset) 
	/* testing on r8a7790 shows that INDT does not show correct pin state

	 * when configured as output, so use OUTDT in case of output pins */

	if (gpio_rcar_read(gpio_to_priv(chip), INOUTSEL) & bit)

		return (int)(gpio_rcar_read(gpio_to_priv(chip), OUTDT) & bit);

		return !!(gpio_rcar_read(gpio_to_priv(chip), OUTDT) & bit);

	else

		return (int)(gpio_rcar_read(gpio_to_priv(chip), INDT) & bit);

		return !!(gpio_rcar_read(gpio_to_priv(chip), INDT) & bit);

}



static void gpio_rcar_set(struct gpio_chip *chip, unsigned offset, int value)