pinctrl: apple: use new GPIO line value setter callbacks

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>
Reviewed-by: Janne Grunau <j@jannau.net>
Link: https://lore.kernel.org/20250612-gpiochip-set-rv-pinctrl-remaining-v1-10-556b0a530cd4@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/pinctrl-apple-gpio.c b/drivers/pinctrl/pinctrl-apple-gpio.c
index 0f551d67d482d96c7a1e4c28a6db580f0db6452e..dcf3a921b4df54250194403f06a3c1fb40110eaa 100644 (file)
--- a/drivers/pinctrl/pinctrl-apple-gpio.c
+++ b/drivers/pinctrl/pinctrl-apple-gpio.c
@@ -217,11 +217,13 @@ static int apple_gpio_get(struct gpio_chip *chip, unsigned offset)
        return !!(reg & REG_GPIOx_DATA);
 }
 
-static void apple_gpio_set(struct gpio_chip *chip, unsigned int offset, int value)
+static int apple_gpio_set(struct gpio_chip *chip, unsigned int offset, int value)
 {
        struct apple_gpio_pinctrl *pctl = gpiochip_get_data(chip);
 
        apple_gpio_set_reg(pctl, offset, REG_GPIOx_DATA, value ? REG_GPIOx_DATA : 0);
+
+       return 0;
 }
 
 static int apple_gpio_direction_input(struct gpio_chip *chip, unsigned int offset)
@@ -376,7 +378,7 @@ static int apple_gpio_register(struct apple_gpio_pinctrl *pctl)
        pctl->gpio_chip.direction_input = apple_gpio_direction_input;
        pctl->gpio_chip.direction_output = apple_gpio_direction_output;
        pctl->gpio_chip.get = apple_gpio_get;
-       pctl->gpio_chip.set = apple_gpio_set;
+       pctl->gpio_chip.set_rv = apple_gpio_set;
        pctl->gpio_chip.base = -1;
        pctl->gpio_chip.ngpio = pctl->pinctrl_desc.npins;
        pctl->gpio_chip.parent = pctl->dev;