gpio: mc33880: 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/20250506-gpiochip-set-rv-gpio-part3-v1-11-0fbdea5a9667@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-mc33880.c b/drivers/gpio/gpio-mc33880.c
index 5fb357d7b78aa66e45fbb10341d373466b766f9a..e68956104161658cd94ad2121a8ef7307ada93b8 100644 (file)
--- a/drivers/gpio/gpio-mc33880.c
+++ b/drivers/gpio/gpio-mc33880.c
@@ -57,15 +57,18 @@ static int __mc33880_set(struct mc33880 *mc, unsigned offset, int value)
 }
 
 
-static void mc33880_set(struct gpio_chip *chip, unsigned offset, int value)
+static int mc33880_set(struct gpio_chip *chip, unsigned int offset, int value)
 {
        struct mc33880 *mc = gpiochip_get_data(chip);
+       int ret;
 
        mutex_lock(&mc->lock);
 
-       __mc33880_set(mc, offset, value);
+       ret = __mc33880_set(mc, offset, value);
 
        mutex_unlock(&mc->lock);
+
+       return ret;
 }
 
 static int mc33880_probe(struct spi_device *spi)
@@ -100,7 +103,7 @@ static int mc33880_probe(struct spi_device *spi)
        mc->spi = spi;
 
        mc->chip.label = DRIVER_NAME;
-       mc->chip.set = mc33880_set;
+       mc->chip.set_rv = mc33880_set;
        mc->chip.base = pdata->base;
        mc->chip.ngpio = PIN_NUMBER;
        mc->chip.can_sleep = true;