diff options
Diffstat (limited to 'drivers/pinctrl/spear/pinctrl-plgpio.c')
| -rw-r--r-- | drivers/pinctrl/spear/pinctrl-plgpio.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/pinctrl/spear/pinctrl-plgpio.c b/drivers/pinctrl/spear/pinctrl-plgpio.c index a05570c7d833..e8234d2156da 100644 --- a/drivers/pinctrl/spear/pinctrl-plgpio.c +++ b/drivers/pinctrl/spear/pinctrl-plgpio.c @@ -181,24 +181,27 @@ static int plgpio_get_value(struct gpio_chip *chip, unsigned offset) return is_plgpio_set(plgpio->regmap, offset, plgpio->regs.rdata); } -static void plgpio_set_value(struct gpio_chip *chip, unsigned offset, int value) +static int plgpio_set_value(struct gpio_chip *chip, unsigned int offset, + int value) { struct plgpio *plgpio = gpiochip_get_data(chip); if (offset >= chip->ngpio) - return; + return -EINVAL; /* get correct offset for "offset" pin */ if (plgpio->p2o && (plgpio->p2o_regs & PTO_WDATA_REG)) { offset = plgpio->p2o(offset); if (offset == -1) - return; + return -EINVAL; } if (value) plgpio_reg_set(plgpio->regmap, offset, plgpio->regs.wdata); else plgpio_reg_reset(plgpio->regmap, offset, plgpio->regs.wdata); + + return 0; } static int plgpio_request(struct gpio_chip *chip, unsigned offset) @@ -579,7 +582,7 @@ static int plgpio_probe(struct platform_device *pdev) plgpio->chip.direction_input = plgpio_direction_input; plgpio->chip.direction_output = plgpio_direction_output; plgpio->chip.get = plgpio_get_value; - plgpio->chip.set = plgpio_set_value; + plgpio->chip.set_rv = plgpio_set_value; plgpio->chip.label = dev_name(&pdev->dev); plgpio->chip.parent = &pdev->dev; plgpio->chip.owner = THIS_MODULE; |