gpio: timberdale: 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/20250702-gpiochip-set-rv-gpio-round3-v1-5-0d23be74f71d@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-timberdale.c b/drivers/gpio/gpio-timberdale.c
index cb303a26f4d3cd77368b5bdac42aa42821b39345..fbb883089189095cdc0101d864ab90dd042c73a3 100644 (file)
--- a/drivers/gpio/gpio-timberdale.c
+++ b/drivers/gpio/gpio-timberdale.c
@@ -80,10 +80,9 @@ static int timbgpio_gpio_direction_output(struct gpio_chip *gpio,
        return timbgpio_update_bit(gpio, nr, TGPIODIR, false);
 }
 
-static void timbgpio_gpio_set(struct gpio_chip *gpio,
-                               unsigned nr, int val)
+static int timbgpio_gpio_set(struct gpio_chip *gpio, unsigned int nr, int val)
 {
-       timbgpio_update_bit(gpio, nr, TGPIOVAL, val != 0);
+       return timbgpio_update_bit(gpio, nr, TGPIOVAL, val != 0);
 }
 
 static int timbgpio_to_irq(struct gpio_chip *gpio, unsigned offset)
@@ -254,7 +253,7 @@ static int timbgpio_probe(struct platform_device *pdev)
        gc->direction_input = timbgpio_gpio_direction_input;
        gc->get = timbgpio_gpio_get;
        gc->direction_output = timbgpio_gpio_direction_output;
-       gc->set = timbgpio_gpio_set;
+       gc->set_rv = timbgpio_gpio_set;
        gc->to_irq = (irq >= 0 && tgpio->irq_base > 0) ? timbgpio_to_irq : NULL;
        gc->dbg_show = NULL;
        gc->base = pdata->gpio_base;