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| author | Shreeya Patel <shreeya.patel23498@gmail.com> | 2018-03-29 14:51:19 +0530 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2018-03-30 13:50:35 +0100 |
| commit | abb07089b53862ce5de5316590eb3cf2afa7518e (patch) | |
| tree | 52d555d3ec7b8ccc4fceedd26de5a3322066af2a /drivers/staging/iio/accel | |
| parent | 11b2ffbbc3d4d73ef33f479d1b5b3d1d51485d85 (diff) | |
| download | linux-abb07089b53862ce5de5316590eb3cf2afa7518e.tar.gz linux-abb07089b53862ce5de5316590eb3cf2afa7518e.tar.bz2 linux-abb07089b53862ce5de5316590eb3cf2afa7518e.zip | |
Staging: iio: adis16209: Use GENMASK
Use GENMASK to improve readability and remove the local
variables used to store intermediate data.
Signed-off-by: Shreeya Patel <shreeya.patel23498@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/staging/iio/accel')
| -rw-r--r-- | drivers/staging/iio/accel/adis16209.c | 31 |
1 files changed, 14 insertions, 17 deletions
diff --git a/drivers/staging/iio/accel/adis16209.c b/drivers/staging/iio/accel/adis16209.c index e77c1eed3b67..fd1d89cbf50e 100644 --- a/drivers/staging/iio/accel/adis16209.c +++ b/drivers/staging/iio/accel/adis16209.c @@ -112,25 +112,22 @@ static int adis16209_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: - case IIO_INCLI: - bits = 14; - break; - default: - return -EINVAL; - } - val16 = val & ((1 << bits) - 1); - addr = adis16209_addresses[chan->scan_index][0]; - return adis_write_reg_16(st, addr, val16); + if (mask != IIO_CHAN_INFO_CALIBBIAS) + return -EINVAL; + + switch (chan->type) { + case IIO_ACCEL: + case IIO_INCLI: + m = GENMASK(13, 0); + break; + default: + return -EINVAL; } - return -EINVAL; + + return adis_write_reg_16(st, adis16209_addresses[chan->scan_index][0], + val & m); } static int adis16209_read_raw(struct iio_dev *indio_dev, |