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gpio: ts4900: 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/20250707-gpiochip-set-rv-gpio-round4-v1-6-35668aaaf6d2@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Bartosz Golaszewski 2025-07-07 09:50:19 +02:00
parent 9ade48906b
commit ed8497dc66
1 changed files with 7 additions and 7 deletions
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14
drivers/gpio/gpio-ts4900.c
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@ -95,16 +95,16 @@ static int ts4900_gpio_get(struct gpio_chip *chip, unsigned int offset)
return !!(reg & priv->input_bit);
}
static void ts4900_gpio_set(struct gpio_chip *chip, unsigned int offset,
int value)
static int ts4900_gpio_set(struct gpio_chip *chip, unsigned int offset,
int value)
{
struct ts4900_gpio_priv *priv = gpiochip_get_data(chip);
if (value)
regmap_update_bits(priv->regmap, offset, TS4900_GPIO_OUT,
TS4900_GPIO_OUT);
else
regmap_update_bits(priv->regmap, offset, TS4900_GPIO_OUT, 0);
return regmap_update_bits(priv->regmap, offset,
TS4900_GPIO_OUT, TS4900_GPIO_OUT);
return regmap_update_bits(priv->regmap, offset, TS4900_GPIO_OUT, 0);
}
static const struct regmap_config ts4900_regmap_config = {
@ -119,7 +119,7 @@ static const struct gpio_chip template_chip = {
.direction_input = ts4900_gpio_direction_input,
.direction_output = ts4900_gpio_direction_output,
.get = ts4900_gpio_get,
.set = ts4900_gpio_set,
.set_rv = ts4900_gpio_set,
.base = -1,
.can_sleep = true,
};