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path: root/drivers/iio/dac/ad5686.c
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Diffstat (limited to 'drivers/iio/dac/ad5686.c')
-rw-r--r--drivers/iio/dac/ad5686.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/iio/dac/ad5686.c b/drivers/iio/dac/ad5686.c
index 57825ead7db2..30e506e37dd2 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),
{ },
};