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gpio: adnp: use new 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/20250306-gpiochip-set-conversion-v2-2-a76e72e21425@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Bartosz Golaszewski 2025-03-06 18:19:27 +01:00
parent c7fe19ed39
commit 21c853ad93
1 changed files with 6 additions and 6 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

12
drivers/gpio/gpio-adnp.c
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@ -80,7 +80,7 @@ static int adnp_gpio_get(struct gpio_chip *chip, unsigned offset)
return (value & BIT(pos)) ? 1 : 0; return (value & BIT(pos)) ? 1 : 0;
} }
static void __adnp_gpio_set(struct adnp *adnp, unsigned offset, int value) static int __adnp_gpio_set(struct adnp *adnp, unsigned int offset, int value)
{ {
unsigned int reg = offset >> adnp->reg_shift; unsigned int reg = offset >> adnp->reg_shift;
unsigned int pos = offset & 7; unsigned int pos = offset & 7;
@ -89,23 +89,23 @@ static void __adnp_gpio_set(struct adnp *adnp, unsigned offset, int value)
err = adnp_read(adnp, GPIO_PLR(adnp) + reg, &val); err = adnp_read(adnp, GPIO_PLR(adnp) + reg, &val);
if (err < 0) if (err < 0)
return; return err;
if (value) if (value)
val |= BIT(pos); val |= BIT(pos);
else else
val &= ~BIT(pos); val &= ~BIT(pos);
adnp_write(adnp, GPIO_PLR(adnp) + reg, val); return adnp_write(adnp, GPIO_PLR(adnp) + reg, val);
} }
static void adnp_gpio_set(struct gpio_chip *chip, unsigned offset, int value) static int adnp_gpio_set(struct gpio_chip *chip, unsigned int offset, int value)
{ {
struct adnp *adnp = gpiochip_get_data(chip); struct adnp *adnp = gpiochip_get_data(chip);
guard(mutex)(&adnp->i2c_lock); guard(mutex)(&adnp->i2c_lock);
__adnp_gpio_set(adnp, offset, value); return __adnp_gpio_set(adnp, offset, value);
} }
static int adnp_gpio_direction_input(struct gpio_chip *chip, unsigned offset) static int adnp_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
@ -430,7 +430,7 @@ static int adnp_gpio_setup(struct adnp *adnp, unsigned int num_gpios,
chip->direction_input = adnp_gpio_direction_input; chip->direction_input = adnp_gpio_direction_input;
chip->direction_output = adnp_gpio_direction_output; chip->direction_output = adnp_gpio_direction_output;
chip->get = adnp_gpio_get; chip->get = adnp_gpio_get;
chip->set = adnp_gpio_set; chip->set_rv = adnp_gpio_set;
chip->can_sleep = true; chip->can_sleep = true;
if (IS_ENABLED(CONFIG_DEBUG_FS)) if (IS_ENABLED(CONFIG_DEBUG_FS))