misc: microchip: pci1xxxx: 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.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20250408-gpiochip-set-rv-misc-v1-1-eb6345aea5cd@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c
index 04756302b8780544829ab96383ab6df09f45efe5..abb1901d3dc636d4f81298e4117272ab47db9640 100644 (file)
--- a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c
+++ b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c
@@ -114,8 +114,7 @@ static int pci1xxxx_gpio_direction_output(struct gpio_chip *gpio,
        return 0;
 }
 
-static void pci1xxxx_gpio_set(struct gpio_chip *gpio,
-                             unsigned int nr, int val)
+static int pci1xxxx_gpio_set(struct gpio_chip *gpio, unsigned int nr, int val)
 {
        struct pci1xxxx_gpio *priv = gpiochip_get_data(gpio);
        unsigned long flags;
@@ -123,6 +122,8 @@ static void pci1xxxx_gpio_set(struct gpio_chip *gpio,
        spin_lock_irqsave(&priv->lock, flags);
        pci1xxx_assign_bit(priv->reg_base, OUT_OFFSET(nr), (nr % 32), val);
        spin_unlock_irqrestore(&priv->lock, flags);
+
+       return 0;
 }
 
 static int pci1xxxx_gpio_set_config(struct gpio_chip *gpio, unsigned int offset,
@@ -345,7 +346,7 @@ static int pci1xxxx_gpio_setup(struct pci1xxxx_gpio *priv, int irq)
        gchip->direction_output = pci1xxxx_gpio_direction_output;
        gchip->get_direction = pci1xxxx_gpio_get_direction;
        gchip->get = pci1xxxx_gpio_get;
-       gchip->set = pci1xxxx_gpio_set;
+       gchip->set_rv = pci1xxxx_gpio_set;
        gchip->set_config = pci1xxxx_gpio_set_config;
        gchip->dbg_show = NULL;
        gchip->base = -1;