diff options
Diffstat (limited to 'drivers/pinctrl/intel/pinctrl-baytrail.c')
| -rw-r--r-- | drivers/pinctrl/intel/pinctrl-baytrail.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c index 969137c4cb06..5fd107a00ef8 100644 --- a/drivers/pinctrl/intel/pinctrl-baytrail.c +++ b/drivers/pinctrl/intel/pinctrl-baytrail.c @@ -1045,7 +1045,7 @@ static int byt_gpio_get(struct gpio_chip *chip, unsigned int offset) return !!(val & BYT_LEVEL); } -static void byt_gpio_set(struct gpio_chip *chip, unsigned int offset, int value) +static int byt_gpio_set(struct gpio_chip *chip, unsigned int offset, int value) { struct intel_pinctrl *vg = gpiochip_get_data(chip); void __iomem *reg; @@ -1053,7 +1053,7 @@ static void byt_gpio_set(struct gpio_chip *chip, unsigned int offset, int value) reg = byt_gpio_reg(vg, offset, BYT_VAL_REG); if (!reg) - return; + return -EINVAL; guard(raw_spinlock_irqsave)(&byt_lock); @@ -1062,6 +1062,8 @@ static void byt_gpio_set(struct gpio_chip *chip, unsigned int offset, int value) writel(old_val | BYT_LEVEL, reg); else writel(old_val & ~BYT_LEVEL, reg); + + return 0; } static int byt_gpio_get_direction(struct gpio_chip *chip, unsigned int offset) |