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iio: adc: at91-sama5d2_adc: use sysfs_emit() to instead of scnprintf()

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Replace the open-code with sysfs_emit() to simplify the code.

Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
Link: https://lore.kernel.org/r/202212011142333790361@zte.com.cn
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
ye xingchen
2022-12-01 11:42:33 +08:00
committed by Jonathan Cameron
parent 58c2630020
commit 7ae267954a
1 changed files with 2 additions and 2 deletions
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4
drivers/iio/adc/at91-sama5d2_adc.c
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@@ -2181,7 +2181,7 @@ static ssize_t at91_adc_get_fifo_state(struct device *dev,
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct at91_adc_state *st = iio_priv(indio_dev);
return scnprintf(buf, PAGE_SIZE, "%d\n", !!st->dma_st.dma_chan);
return sysfs_emit(buf, "%d\n", !!st->dma_st.dma_chan);
}
static ssize_t at91_adc_get_watermark(struct device *dev,
@@ -2190,7 +2190,7 @@ static ssize_t at91_adc_get_watermark(struct device *dev,
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct at91_adc_state *st = iio_priv(indio_dev);
return scnprintf(buf, PAGE_SIZE, "%d\n", st->dma_st.watermark);
return sysfs_emit(buf, "%d\n", st->dma_st.watermark);
}
static IIO_DEVICE_ATTR(hwfifo_enabled, 0444,