gpio: graniterapids: 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-v1-7-78399683ca38@linaro.org
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>

diff --git a/drivers/gpio/gpio-graniterapids.c b/drivers/gpio/gpio-graniterapids.c
index ad6a045fd3d2d2b02dfd6999627cf17952e74d9f..f25283e5239d7310b0e80608a6be3f3913ff4a7d 100644 (file)
--- a/drivers/gpio/gpio-graniterapids.c
+++ b/drivers/gpio/gpio-graniterapids.c
@@ -116,7 +116,7 @@ static int gnr_gpio_get(struct gpio_chip *gc, unsigned int gpio)
        return !!(dw & GNR_CFG_DW_RXSTATE);
 }
 
-static void gnr_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value)
+static int gnr_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value)
 {
        u32 clear = 0;
        u32 set = 0;
@@ -126,7 +126,7 @@ static void gnr_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value)
        else
                clear = GNR_CFG_DW_TXSTATE;
 
-       gnr_gpio_configure_line(gc, gpio, clear, set);
+       return gnr_gpio_configure_line(gc, gpio, clear, set);
 }
 
 static int gnr_gpio_get_direction(struct gpio_chip *gc, unsigned int gpio)
@@ -159,7 +159,7 @@ static const struct gpio_chip gnr_gpio_chip = {
        .owner            = THIS_MODULE,
        .request          = gnr_gpio_request,
        .get              = gnr_gpio_get,
-       .set              = gnr_gpio_set,
+       .set_rv           = gnr_gpio_set,
        .get_direction    = gnr_gpio_get_direction,
        .direction_input  = gnr_gpio_direction_input,
        .direction_output = gnr_gpio_direction_output,