diff options
Diffstat (limited to 'drivers/platform/x86/silicom-platform.c')
-rw-r--r-- | drivers/platform/x86/silicom-platform.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/platform/x86/silicom-platform.c b/drivers/platform/x86/silicom-platform.c index c0910af16a3a..021f3fed197a 100644 --- a/drivers/platform/x86/silicom-platform.c +++ b/drivers/platform/x86/silicom-platform.c @@ -245,18 +245,19 @@ static int silicom_gpio_direction_input(struct gpio_chip *gc, return direction == GPIO_LINE_DIRECTION_IN ? 0 : -EINVAL; } -static void silicom_gpio_set(struct gpio_chip *gc, - unsigned int offset, - int value) +static int silicom_gpio_set(struct gpio_chip *gc, unsigned int offset, + int value) { int direction = silicom_gpio_get_direction(gc, offset); u8 *channels = gpiochip_get_data(gc); int channel = channels[offset]; if (direction == GPIO_LINE_DIRECTION_IN) - return; + return -EPERM; silicom_mec_port_set(channel, !value); + + return 0; } static int silicom_gpio_direction_output(struct gpio_chip *gc, @@ -469,7 +470,7 @@ static struct gpio_chip silicom_gpio_chip = { .direction_input = silicom_gpio_direction_input, .direction_output = silicom_gpio_direction_output, .get = silicom_gpio_get, - .set = silicom_gpio_set, + .set_rv = silicom_gpio_set, .base = -1, .ngpio = ARRAY_SIZE(plat_0222_gpio_channels), .names = plat_0222_gpio_names, |