diff options
Diffstat (limited to 'drivers/iio/dac/ad5686.c')
| -rw-r--r-- | drivers/iio/dac/ad5686.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/iio/dac/ad5686.c b/drivers/iio/dac/ad5686.c index 57825ead7db..30e506e37dd 100644 --- a/drivers/iio/dac/ad5686.c +++ b/drivers/iio/dac/ad5686.c @@ -201,7 +201,6 @@ static int ad5686_read_raw(struct iio_dev *indio_dev, long m) { struct ad5686_state *st = iio_priv(indio_dev); - unsigned long scale_uv; int ret; switch (m) { @@ -213,14 +212,10 @@ static int ad5686_read_raw(struct iio_dev *indio_dev, return ret; *val = ret; return IIO_VAL_INT; - break; case IIO_CHAN_INFO_SCALE: - scale_uv = (st->vref_mv * 100000) - >> (chan->scan_type.realbits); - *val = scale_uv / 100000; - *val2 = (scale_uv % 100000) * 10; - return IIO_VAL_INT_PLUS_MICRO; - + *val = st->vref_mv; + *val2 = chan->scan_type.realbits; + return IIO_VAL_FRACTIONAL_LOG2; } return -EINVAL; } @@ -265,8 +260,9 @@ static const struct iio_chan_spec_ext_info ad5686_ext_info[] = { .name = "powerdown", .read = ad5686_read_dac_powerdown, .write = ad5686_write_dac_powerdown, + .shared = IIO_SEPARATE, }, - IIO_ENUM("powerdown_mode", false, &ad5686_powerdown_mode_enum), + IIO_ENUM("powerdown_mode", IIO_SEPARATE, &ad5686_powerdown_mode_enum), IIO_ENUM_AVAILABLE("powerdown_mode", &ad5686_powerdown_mode_enum), { }, }; |