diff options
Diffstat (limited to 'drivers/gpio/gpio-ich.c')
| -rw-r--r-- | drivers/gpio/gpio-ich.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c index 0be9285efebc..1802c9116ffe 100644 --- a/drivers/gpio/gpio-ich.c +++ b/drivers/gpio/gpio-ich.c @@ -175,12 +175,16 @@ static int ichx_gpio_direction_input(struct gpio_chip *gpio, unsigned int nr) static int ichx_gpio_direction_output(struct gpio_chip *gpio, unsigned int nr, int val) { + int ret; + /* Disable blink hardware which is available for GPIOs from 0 to 31. */ if (nr < 32 && ichx_priv.desc->have_blink) ichx_write_bit(GPO_BLINK, nr, 0, 0); /* Set GPIO output value. */ - ichx_write_bit(GPIO_LVL, nr, val, 0); + ret = ichx_write_bit(GPIO_LVL, nr, val, 0); + if (ret) + return ret; /* * Try setting pin as an output and verify it worked since many pins @@ -252,9 +256,9 @@ static int ich6_gpio_request(struct gpio_chip *chip, unsigned int nr) return ichx_gpio_request(chip, nr); } -static void ichx_gpio_set(struct gpio_chip *chip, unsigned int nr, int val) +static int ichx_gpio_set(struct gpio_chip *chip, unsigned int nr, int val) { - ichx_write_bit(GPIO_LVL, nr, val, 0); + return ichx_write_bit(GPIO_LVL, nr, val, 0); } static void ichx_gpiolib_setup(struct gpio_chip *chip) |