On Fri, 23 Mar 2018 00:42:43 +0530
Himanshu Jha <himanshujha199640@xxxxxxxxx> wrote:
> Use GENMASK to improve readability and remove the local variables used to
> store intermediate data.
>
> Signed-off-by: Himanshu Jha <himanshujha199640@xxxxxxxxx>
Applied to the togreg branch of iio.git.
Thanks,
Jonathan
> ---
> drivers/staging/iio/accel/adis16201.c | 34 +++++++++++++++-------------------
> 1 file changed, 15 insertions(+), 19 deletions(-)
>
> diff --git a/drivers/staging/iio/accel/adis16201.c b/drivers/staging/iio/accel/adis16201.c
> index b04dbb3..e7593fa 100644
> --- a/drivers/staging/iio/accel/adis16201.c
> +++ b/drivers/staging/iio/accel/adis16201.c
> @@ -185,28 +185,24 @@ static int adis16201_write_raw(struct iio_dev *indio_dev,
> long mask)
> {
> struct adis *st = iio_priv(indio_dev);
> - int bits;
> - s16 val16;
> - u8 addr;
> + int m;
>
> - switch (mask) {
> - case IIO_CHAN_INFO_CALIBBIAS:
> - switch (chan->type) {
> - case IIO_ACCEL:
> - bits = 12;
> - break;
> - case IIO_INCLI:
> - bits = 9;
> - break;
> - default:
> - return -EINVAL;
> + if (mask != IIO_CHAN_INFO_CALIBBIAS)
> + return -EINVAL;
> +
> + switch (chan->type) {
> + case IIO_ACCEL:
> + m = GENMASK(11, 0);
> + break;
> + case IIO_INCLI:
> + m = GENMASK(8, 0);
> + break;
> + default:
> + return -EINVAL;
> }
> - val16 = val & ((1 << bits) - 1);
> - addr = adis16201_addresses[chan->scan_index];
> - return adis_write_reg_16(st, addr, val16);
> - }
>
> - return -EINVAL;
> + return adis_write_reg_16(st, adis16201_addresses[chan->scan_index],
> + val & m);
> }
>
> static const struct iio_chan_spec adis16201_channels[] = {
--
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