admin/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2025-12-07 20:06:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

gpio: sch311x: use new GPIO line value setter callbacks

Browse Source 
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/20250625-gpiochip-set-rv-gpio-round2-v1-2-bc110a3b52ff@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Bartosz Golaszewski
2025-06-25 12:33:25 +02:00
parent df213abe69
commit e932e894ae
1 changed files with 5 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpio/gpio-sch311x.c
View File

@@ -178,14 +178,16 @@ static void __sch311x_gpio_set(struct sch311x_gpio_block *block,
outb(data, block->runtime_reg + block->data_reg);
}
static void sch311x_gpio_set(struct gpio_chip *chip, unsigned offset,
int value)
static int sch311x_gpio_set(struct gpio_chip *chip, unsigned int offset,
int value)
{
struct sch311x_gpio_block *block = gpiochip_get_data(chip);
spin_lock(&block->lock);
__sch311x_gpio_set(block, offset, value);
spin_unlock(&block->lock);
return 0;
}
static int sch311x_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
@@ -295,7 +297,7 @@ static int sch311x_gpio_probe(struct platform_device *pdev)
block->chip.get_direction = sch311x_gpio_get_direction;
block->chip.set_config = sch311x_gpio_set_config;
block->chip.get = sch311x_gpio_get;
block->chip.set = sch311x_gpio_set;
block->chip.set_rv = sch311x_gpio_set;
block->chip.ngpio = 8;
block->chip.parent = &pdev->dev;
block->chip.base = sch311x_gpio_blocks[i].base;