gpio: wcove: 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.

Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Reviewed-by: Andy Shevchenko <andy@kernel.org>
Link: https://lore.kernel.org/r/20250715-gpiochip-set-rv-gpio-remaining-v2-2-072b4cf06330@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-wcove.c b/drivers/gpio/gpio-wcove.c
index 816fb8d113e66b27070f286755f3192b2a8f8512..f7df3d5fc71c17fcd1050afdad4187d69dc99012 100644 (file)
--- a/drivers/gpio/gpio-wcove.c
+++ b/drivers/gpio/gpio-wcove.c
@@ -200,15 +200,15 @@ static int wcove_gpio_get(struct gpio_chip *chip, unsigned int gpio)
        return val & 0x1;
 }
 
-static void wcove_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value)
+static int wcove_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value)
 {
        struct wcove_gpio *wg = gpiochip_get_data(chip);
        int reg = to_reg(gpio, CTRL_OUT);
 
        if (reg < 0)
-               return;
+               return 0;
 
-       regmap_assign_bits(wg->regmap, reg, 1, value);
+       return regmap_assign_bits(wg->regmap, reg, 1, value);
 }
 
 static int wcove_gpio_set_config(struct gpio_chip *chip, unsigned int gpio,
@@ -439,7 +439,7 @@ static int wcove_gpio_probe(struct platform_device *pdev)
        wg->chip.direction_output = wcove_gpio_dir_out;
        wg->chip.get_direction = wcove_gpio_get_direction;
        wg->chip.get = wcove_gpio_get;
-       wg->chip.set = wcove_gpio_set;
+       wg->chip.set_rv = wcove_gpio_set;
        wg->chip.set_config = wcove_gpio_set_config;
        wg->chip.base = -1;
        wg->chip.ngpio = WCOVE_VGPIO_NUM;