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authorJürg Billeter <j@bitron.ch>2014-06-24 04:19:50 +0200
committerLinus Walleij <linus.walleij@linaro.org>2014-07-09 12:22:44 +0200
commit7cb5409b10d9f8316ca2539591acb6a5f7fd4139 (patch)
treec36d6195b4d9eac0d4b64f3adbd97d5a6d33520f /drivers/gpio/gpio-rcar.c
parentgpio-pxa: gpio0 and gpio1 support on dt (diff)
downloadlinux-7cb5409b10d9f8316ca2539591acb6a5f7fd4139.tar.xz
linux-7cb5409b10d9f8316ca2539591acb6a5f7fd4139.zip
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: Jürg Billeter <j@bitron.ch> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-rcar.c')
-rw-r--r--drivers/gpio/gpio-rcar.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index 0c9f803fc1ac..7c621211e17b 100644
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -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)