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gpio: zynqmp-modepin: use new GPIO line value setter callbacks

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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/20250709-gpiochip-set-rv-gpio-remaining-v1-18-b8950f69618d@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Bartosz Golaszewski 2025-07-09 08:41:55 +02:00
parent 815c9769ba
commit 680450b358
1 changed files with 5 additions and 3 deletions
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8
drivers/gpio/gpio-zynqmp-modepin.c
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@ -57,8 +57,8 @@ static int modepin_gpio_get_value(struct gpio_chip *chip, unsigned int pin)
*
* Return: None.
*/
static void modepin_gpio_set_value(struct gpio_chip *chip, unsigned int pin,
int state)
static int modepin_gpio_set_value(struct gpio_chip *chip, unsigned int pin,
int state)
{
u32 bootpin_val = 0;
int ret;
@ -77,6 +77,8 @@ static void modepin_gpio_set_value(struct gpio_chip *chip, unsigned int pin,
ret = zynqmp_pm_bootmode_write(bootpin_val);
if (ret)
pr_err("modepin: set value error %d for pin %d\n", ret, pin);
return ret;
}
/**
@ -128,7 +130,7 @@ static int modepin_gpio_probe(struct platform_device *pdev)
chip->owner = THIS_MODULE;
chip->parent = &pdev->dev;
chip->get = modepin_gpio_get_value;
chip->set = modepin_gpio_set_value;
chip->set_rv = modepin_gpio_set_value;
chip->direction_input = modepin_gpio_dir_in;
chip->direction_output = modepin_gpio_dir_out;
chip->label = dev_name(&pdev->dev);