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

[Jonathan Cameron]

On Thu, 1 Dec 2022 11:42:33 +0800 (CST)
<ye.xingchen at zte.com.cn> wrote:

> From: ye xingchen <ye.xingchen at zte.com.cn>
> 
> Replace the open-code with sysfs_emit() to simplify the code.
> 
> Signed-off-by: ye xingchen <ye.xingchen at zte.com.cn>
Applied. 

Thanks,

Jonathan

> ---
>  drivers/iio/adc/at91-sama5d2_adc.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
> index ed4f8501bda8..50d02e5fc6fc 100644
> --- a/drivers/iio/adc/at91-sama5d2_adc.c
> +++ b/drivers/iio/adc/at91-sama5d2_adc.c
> @@ -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,