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gpio: max730x: 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.

Link: https://lore.kernel.org/r/20250506-gpiochip-set-rv-gpio-part3-v1-7-0fbdea5a9667@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Bartosz Golaszewski 2025-05-06 11:01:50 +02:00
parent 75e80b69e1
commit 1938913798
1 changed files with 6 additions and 3 deletions
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9
drivers/gpio/gpio-max730x.c
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@ -143,18 +143,21 @@ static int max7301_get(struct gpio_chip *chip, unsigned offset)
return level;
}
static void max7301_set(struct gpio_chip *chip, unsigned offset, int value)
static int max7301_set(struct gpio_chip *chip, unsigned int offset, int value)
{
struct max7301 *ts = gpiochip_get_data(chip);
int ret;
/* First 4 pins are unused in the controller */
offset += 4;
mutex_lock(&ts->lock);
__max7301_set(ts, offset, value);
ret = __max7301_set(ts, offset, value);
mutex_unlock(&ts->lock);
return ret;
}
int __max730x_probe(struct max7301 *ts)
@ -185,7 +188,7 @@ int __max730x_probe(struct max7301 *ts)
ts->chip.direction_input = max7301_direction_input;
ts->chip.get = max7301_get;
ts->chip.direction_output = max7301_direction_output;
ts->chip.set = max7301_set;
ts->chip.set_rv = max7301_set;
ts->chip.ngpio = PIN_NUMBER;
ts->chip.can_sleep = true;