Re: [PATCH v1 14/16] iio: pressure: zpa2326: Use get_unaligned_le24()

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On Tue, 21 Apr 2020 03:31:33 +0300
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:

> This makes the driver code slightly easier to read.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Include added and applied.

Thanks,

Jonathan

> ---
>  drivers/iio/pressure/zpa2326.c | 8 +++-----
>  1 file changed, 3 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/iio/pressure/zpa2326.c b/drivers/iio/pressure/zpa2326.c
> index 99dfe33ee402..c2ad106e3d5b 100644
> --- a/drivers/iio/pressure/zpa2326.c
> +++ b/drivers/iio/pressure/zpa2326.c
> @@ -1005,22 +1005,20 @@ static int zpa2326_fetch_raw_sample(const struct iio_dev *indio_dev,
>  	struct regmap *regs = ((struct zpa2326_private *)
>  			       iio_priv(indio_dev))->regmap;
>  	int            err;
> +	u8             v[3];
>  
>  	switch (type) {
>  	case IIO_PRESSURE:
>  		zpa2326_dbg(indio_dev, "fetching raw pressure sample");
>  
> -		err = regmap_bulk_read(regs, ZPA2326_PRESS_OUT_XL_REG, value,
> -				       3);
> +		err = regmap_bulk_read(regs, ZPA2326_PRESS_OUT_XL_REG, v, sizeof(v));
>  		if (err) {
>  			zpa2326_warn(indio_dev, "failed to fetch pressure (%d)",
>  				     err);
>  			return err;
>  		}
>  
> -		/* Pressure is a 24 bits wide little-endian unsigned int. */
> -		*value = (((u8 *)value)[2] << 16) | (((u8 *)value)[1] << 8) |
> -			 ((u8 *)value)[0];
> +		*value = get_unaligned_le24(&v[0]);
>  
>  		return IIO_VAL_INT;
>  




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