diff options
Diffstat (limited to 'drivers/iio/dac/ad5624r_spi.c')
| -rw-r--r-- | drivers/iio/dac/ad5624r_spi.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/iio/dac/ad5624r_spi.c b/drivers/iio/dac/ad5624r_spi.c index 714af757cd5..e8199cce2ae 100644 --- a/drivers/iio/dac/ad5624r_spi.c +++ b/drivers/iio/dac/ad5624r_spi.c @@ -50,15 +50,12 @@ static int ad5624r_read_raw(struct iio_dev *indio_dev, long m) { struct ad5624r_state *st = iio_priv(indio_dev); - unsigned long scale_uv; switch (m) { case IIO_CHAN_INFO_SCALE: - scale_uv = (st->vref_mv * 1000) >> chan->scan_type.realbits; - *val = scale_uv / 1000; - *val2 = (scale_uv % 1000) * 1000; - return IIO_VAL_INT_PLUS_MICRO; - + *val = st->vref_mv; + *val2 = chan->scan_type.realbits; + return IIO_VAL_FRACTIONAL_LOG2; } return -EINVAL; } @@ -163,8 +160,10 @@ static const struct iio_chan_spec_ext_info ad5624r_ext_info[] = { .name = "powerdown", .read = ad5624r_read_dac_powerdown, .write = ad5624r_write_dac_powerdown, + .shared = IIO_SEPARATE, }, - IIO_ENUM("powerdown_mode", true, &ad5624r_powerdown_mode_enum), + IIO_ENUM("powerdown_mode", IIO_SHARED_BY_TYPE, + &ad5624r_powerdown_mode_enum), IIO_ENUM_AVAILABLE("powerdown_mode", &ad5624r_powerdown_mode_enum), { }, }; @@ -177,7 +176,12 @@ static const struct iio_chan_spec_ext_info ad5624r_ext_info[] = { .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \ .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), \ .address = (_chan), \ - .scan_type = IIO_ST('u', (_bits), 16, 16 - (_bits)), \ + .scan_type = { \ + .sign = 'u', \ + .realbits = (_bits), \ + .storagebits = 16, \ + .shift = 16 - (_bits), \ + }, \ .ext_info = ad5624r_ext_info, \ } |