gpio: dln2: use new 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>
Link: https://lore.kernel.org/r/20250407-gpiochip-set-rv-gpio-part1-v1-1-78399683ca38@linaro.org
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>

diff --git a/drivers/gpio/gpio-dln2.c b/drivers/gpio/gpio-dln2.c
index 596da59d4b13383ad0696286eb1330492e9dac2c..4bd3c47eaf93d15f4517c7acc40b1b825eed91b0 100644 (file)
--- a/drivers/gpio/gpio-dln2.c
+++ b/drivers/gpio/gpio-dln2.c
@@ -220,11 +220,12 @@ static int dln2_gpio_get(struct gpio_chip *chip, unsigned int offset)
        return dln2_gpio_pin_get_out_val(dln2, offset);
 }
 
-static void dln2_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
+static int dln2_gpio_set(struct gpio_chip *chip, unsigned int offset,
+                        int value)
 {
        struct dln2_gpio *dln2 = gpiochip_get_data(chip);
 
-       dln2_gpio_pin_set_out_val(dln2, offset, value);
+       return dln2_gpio_pin_set_out_val(dln2, offset, value);
 }
 
 static int dln2_gpio_set_direction(struct gpio_chip *chip, unsigned offset,
@@ -468,7 +469,7 @@ static int dln2_gpio_probe(struct platform_device *pdev)
        dln2->gpio.base = -1;
        dln2->gpio.ngpio = pins;
        dln2->gpio.can_sleep = true;
-       dln2->gpio.set = dln2_gpio_set;
+       dln2->gpio.set_rv = dln2_gpio_set;
        dln2->gpio.get = dln2_gpio_get;
        dln2->gpio.request = dln2_gpio_request;
        dln2->gpio.free = dln2_gpio_free;