diff options
author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-03-14 18:14:56 +0000 |
---|---|---|
committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-04-07 08:36:36 +0100 |
commit | d5723c679bb81123f9c038392ba2d4aab928ba32 (patch) | |
tree | 573b09c4d4735e119fa14815da617adaff369ab2 /drivers/staging/iio | |
parent | f1be99299ef1224892433ba5c9628cdeb34d1758 (diff) |
staging:iio:cdc:ad7150: Add sampling_frequency support
Device uses a fixed sampling frequency. Let us expose it to userspace.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Link: https://lore.kernel.org/r/20210314181511.531414-10-jic23@kernel.org
Diffstat (limited to 'drivers/staging/iio')
-rw-r--r-- | drivers/staging/iio/cdc/ad7150.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/staging/iio/cdc/ad7150.c b/drivers/staging/iio/cdc/ad7150.c index 8f8e472e3240..54f31aadc92a 100644 --- a/drivers/staging/iio/cdc/ad7150.c +++ b/drivers/staging/iio/cdc/ad7150.c @@ -127,6 +127,10 @@ static int ad7150_read_raw(struct iio_dev *indio_dev, *val = ret; return IIO_VAL_INT; + case IIO_CHAN_INFO_SAMP_FREQ: + /* Strangely same for both 1 and 2 chan parts */ + *val = 100; + return IIO_VAL_INT; default: return -EINVAL; } @@ -449,6 +453,7 @@ static const struct iio_event_spec ad7150_events[] = { .channel = _chan, \ .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | \ BIT(IIO_CHAN_INFO_AVERAGE_RAW), \ + .info_mask_shared_by_all = BIT(IIO_CHAN_INFO_SAMP_FREQ),\ .event_spec = ad7150_events, \ .num_event_specs = ARRAY_SIZE(ad7150_events), \ } @@ -459,6 +464,7 @@ static const struct iio_event_spec ad7150_events[] = { .channel = _chan, \ .info_mask_separate = BIT(IIO_CHAN_INFO_RAW) | \ BIT(IIO_CHAN_INFO_AVERAGE_RAW), \ + .info_mask_shared_by_all = BIT(IIO_CHAN_INFO_SAMP_FREQ),\ } static const struct iio_chan_spec ad7150_channels[] = { |