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i2c: mux: ltc4306: 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>
Acked-by: Peter Rosin <peda@axentia.se>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
This commit is contained in:
Bartosz Golaszewski 2025-04-07 09:17:14 +02:00 committed by Wolfram Sang
parent 1e5c9b1efa
commit 04668774f6
1 changed files with 5 additions and 5 deletions
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10
drivers/i2c/muxes/i2c-mux-ltc4306.c
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@ -85,13 +85,13 @@ static int ltc4306_gpio_get(struct gpio_chip *chip, unsigned int offset)
return !!(val & BIT(1 - offset));
}
static void ltc4306_gpio_set(struct gpio_chip *chip, unsigned int offset,
int value)
static int ltc4306_gpio_set(struct gpio_chip *chip, unsigned int offset,
int value)
{
struct ltc4306 *data = gpiochip_get_data(chip);
regmap_update_bits(data->regmap, LTC_REG_CONFIG, BIT(5 - offset),
value ? BIT(5 - offset) : 0);
return regmap_update_bits(data->regmap, LTC_REG_CONFIG,
BIT(5 - offset), value ? BIT(5 - offset) : 0);
}
static int ltc4306_gpio_get_direction(struct gpio_chip *chip,
@ -164,7 +164,7 @@ static int ltc4306_gpio_init(struct ltc4306 *data)
data->gpiochip.direction_input = ltc4306_gpio_direction_input;
data->gpiochip.direction_output = ltc4306_gpio_direction_output;
data->gpiochip.get = ltc4306_gpio_get;
data->gpiochip.set = ltc4306_gpio_set;
data->gpiochip.set_rv = ltc4306_gpio_set;
data->gpiochip.set_config = ltc4306_gpio_set_config;
data->gpiochip.owner = THIS_MODULE;