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authorMichael Hennerich <michael.hennerich@analog.com>2022-04-06 12:56:20 +0200
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2022-04-10 17:45:24 +0100
commit89a01cd688d3c0ac983ef0b0e5f40018ab768317 (patch)
tree83527ba0a108291000896efe64a6755c6be3a1b8 /drivers/iio
parent3a26787dacf04257a68b16315c984eb2c340bc5e (diff)
downloadlinux-89a01cd688d3c0ac983ef0b0e5f40018ab768317.tar.bz2
iio: dac: ad5446: Fix read_raw not returning set value
read_raw should return the un-scaled value. Fixes: 5e06bdfb46e8b ("staging:iio:dac:ad5446: Return cached value for 'raw' attribute") Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Reviewed-by: Nuno Sá <nuno.sa@analog.com> Link: https://lore.kernel.org/r/20220406105620.1171340-1-michael.hennerich@analog.com Cc: <Stable@vger.kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/dac/ad5446.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/dac/ad5446.c b/drivers/iio/dac/ad5446.c
index 14cfabacbea5..fdf824041497 100644
--- a/drivers/iio/dac/ad5446.c
+++ b/drivers/iio/dac/ad5446.c
@@ -178,7 +178,7 @@ static int ad5446_read_raw(struct iio_dev *indio_dev,
switch (m) {
case IIO_CHAN_INFO_RAW:
- *val = st->cached_val;
+ *val = st->cached_val >> chan->scan_type.shift;
return IIO_VAL_INT;
case IIO_CHAN_INFO_SCALE:
*val = st->vref_mv;