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gpio: npcm-sgpio: 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/20250610-gpiochip-set-rv-gpio-v1-9-3a9a3c1472ff@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Bartosz Golaszewski 2025-06-10 14:33:19 +02:00
parent aaec273c7b
commit 0e1a8930c9
1 changed files with 4 additions and 2 deletions
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6
drivers/gpio/gpio-npcm-sgpio.c
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@ -226,7 +226,7 @@ static int npcm_sgpio_get_direction(struct gpio_chip *gc, unsigned int offset)
return GPIO_LINE_DIRECTION_IN;
}
static void npcm_sgpio_set(struct gpio_chip *gc, unsigned int offset, int val)
static int npcm_sgpio_set(struct gpio_chip *gc, unsigned int offset, int val)
{
struct npcm_sgpio *gpio = gpiochip_get_data(gc);
const struct npcm_sgpio_bank *bank = offset_to_bank(offset);
@ -242,6 +242,8 @@ static void npcm_sgpio_set(struct gpio_chip *gc, unsigned int offset, int val)
reg &= ~BIT(GPIO_BIT(offset));
iowrite8(reg, addr);
return 0;
}
static int npcm_sgpio_get(struct gpio_chip *gc, unsigned int offset)
@ -546,7 +548,7 @@ static int npcm_sgpio_probe(struct platform_device *pdev)
gpio->chip.direction_output = npcm_sgpio_dir_out;
gpio->chip.get_direction = npcm_sgpio_get_direction;
gpio->chip.get = npcm_sgpio_get;
gpio->chip.set = npcm_sgpio_set;
gpio->chip.set_rv = npcm_sgpio_set;
gpio->chip.label = dev_name(&pdev->dev);
gpio->chip.base = -1;