gpio: rtd: 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.

Link: https://lore.kernel.org/r/20250619-gpiochip-set-rv-gpio-v2-11-74abf689fbd8@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-rtd.c b/drivers/gpio/gpio-rtd.c
index bf7f008f58d703347cba14f35c19f5798ee3a949..25bbd749b019bf8a272c173a3e7373a442f72350 100644 (file)
--- a/drivers/gpio/gpio-rtd.c
+++ b/drivers/gpio/gpio-rtd.c
@@ -275,7 +275,7 @@ static int rtd_gpio_set_config(struct gpio_chip *chip, unsigned int offset,
        }
 }
 
-static void rtd_gpio_set(struct gpio_chip *chip, unsigned int offset, int value)
+static int rtd_gpio_set(struct gpio_chip *chip, unsigned int offset, int value)
 {
        struct rtd_gpio *data = gpiochip_get_data(chip);
        u32 mask = BIT(offset % 32);
@@ -292,6 +292,8 @@ static void rtd_gpio_set(struct gpio_chip *chip, unsigned int offset, int value)
        else
                val &= ~mask;
        writel_relaxed(val, data->base + dato_reg_offset);
+
+       return 0;
 }
 
 static int rtd_gpio_get(struct gpio_chip *chip, unsigned int offset)
@@ -563,7 +565,7 @@ static int rtd_gpio_probe(struct platform_device *pdev)
        data->gpio_chip.get_direction = rtd_gpio_get_direction;
        data->gpio_chip.direction_input = rtd_gpio_direction_input;
        data->gpio_chip.direction_output = rtd_gpio_direction_output;
-       data->gpio_chip.set = rtd_gpio_set;
+       data->gpio_chip.set_rv = rtd_gpio_set;
        data->gpio_chip.get = rtd_gpio_get;
        data->gpio_chip.set_config = rtd_gpio_set_config;
        data->gpio_chip.parent = dev;