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mfd: sm501: Use new GPIO line value setter callbacks

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struct gpio_chip now has callbacks for setting line values that return
an integer, allowing to indicate failures. Convert the driver to using
them.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20250407-gpiochip-set-rv-mfd-v1-1-43f4d86d01d1@linaro.org
Signed-off-by: Lee Jones <lee@kernel.org>
This commit is contained in:
Bartosz Golaszewski 2025-04-07 09:24:13 +02:00 • committed by Lee Jones
parent ba1a455393
commit 3745b5ca35
1 changed files with 5 additions and 2 deletions
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7
drivers/mfd/sm501.c
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@ -915,7 +915,8 @@ static void sm501_gpio_ensure_gpio(struct sm501_gpio_chip *smchip,
}
}
static void sm501_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
static int sm501_gpio_set(struct gpio_chip *chip, unsigned int offset,
int value)
{
struct sm501_gpio_chip *smchip = gpiochip_get_data(chip);
@ -939,6 +940,8 @@ static void sm501_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
sm501_gpio_ensure_gpio(smchip, bit);
spin_unlock_irqrestore(&smgpio->lock, save);
return 0;
}
static int sm501_gpio_input(struct gpio_chip *chip, unsigned offset)
@ -1005,7 +1008,7 @@ static const struct gpio_chip gpio_chip_template = {
.ngpio = 32,
.direction_input = sm501_gpio_input,
.direction_output = sm501_gpio_output,
.set = sm501_gpio_set,
.set_rv = sm501_gpio_set,
.get = sm501_gpio_get,
};