diff options
Diffstat (limited to 'drivers/iio/amplifiers')
| -rw-r--r-- | drivers/iio/amplifiers/ad8366.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/iio/amplifiers/ad8366.c b/drivers/iio/amplifiers/ad8366.c index 0176d3d8cc9c..95972ab60f42 100644 --- a/drivers/iio/amplifiers/ad8366.c +++ b/drivers/iio/amplifiers/ad8366.c @@ -180,9 +180,22 @@ static int ad8366_write_raw(struct iio_dev *indio_dev, return ret; } +static int ad8366_write_raw_get_fmt(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, + long mask) +{ + switch (mask) { + case IIO_CHAN_INFO_HARDWAREGAIN: + return IIO_VAL_INT_PLUS_MICRO_DB; + default: + return -EINVAL; + } +} + static const struct iio_info ad8366_info = { .read_raw = &ad8366_read_raw, .write_raw = &ad8366_write_raw, + .write_raw_get_fmt = &ad8366_write_raw_get_fmt, }; #define AD8366_CHAN(_channel) { \ |