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iio: adc: ad4130: 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.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Nuno Sá <nuno.sa@analog.com>
Link: https://patch.msgid.link/20250409-gpiochip-set-rv-iio-v2-5-4b36428f39cb@linaro.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Bartosz Golaszewski
2025-04-09 10:40:43 +02:00
committed by Jonathan Cameron
parent 6c6881af01
commit 3bb36fe058
1 changed files with 5 additions and 5 deletions
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10
drivers/iio/adc/ad4130.c
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@@ -522,15 +522,15 @@ static int ad4130_gpio_get_direction(struct gpio_chip *gc, unsigned int offset)
return GPIO_LINE_DIRECTION_OUT;
}
static void ad4130_gpio_set(struct gpio_chip *gc, unsigned int offset,
int value)
static int ad4130_gpio_set(struct gpio_chip *gc, unsigned int offset,
int value)
{
struct ad4130_state *st = gpiochip_get_data(gc);
unsigned int mask = FIELD_PREP(AD4130_IO_CONTROL_GPIO_DATA_MASK,
BIT(offset));
regmap_update_bits(st->regmap, AD4130_IO_CONTROL_REG, mask,
value ? mask : 0);
return regmap_update_bits(st->regmap, AD4130_IO_CONTROL_REG, mask,
value ? mask : 0);
}
static int ad4130_set_mode(struct ad4130_state *st, enum ad4130_mode mode)
@@ -2064,7 +2064,7 @@ static int ad4130_probe(struct spi_device *spi)
st->gc.can_sleep = true;
st->gc.init_valid_mask = ad4130_gpio_init_valid_mask;
st->gc.get_direction = ad4130_gpio_get_direction;
st->gc.set = ad4130_gpio_set;
st->gc.set_rv = ad4130_gpio_set;
ret = devm_gpiochip_add_data(dev, &st->gc, st);
if (ret)