diff options
| -rw-r--r-- | drivers/staging/iio/impedance-analyzer/ad5933.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.c b/drivers/staging/iio/impedance-analyzer/ad5933.c index 93e5a71..8a0485e 100644 --- a/drivers/staging/iio/impedance-analyzer/ad5933.c +++ b/drivers/staging/iio/impedance-analyzer/ad5933.c @@ -569,19 +569,14 @@ static const struct iio_info ad5933_info = { static int ad5933_ring_preenable(struct iio_dev *indio_dev) { struct ad5933_state *st = iio_priv(indio_dev); - size_t d_size; int ret; if (bitmap_empty(indio_dev->active_scan_mask, indio_dev->masklength)) return -EINVAL; - d_size = bitmap_weight(indio_dev->active_scan_mask, - indio_dev->masklength) * - ad5933_channels[1].scan_type.storagebits / 8; - - if (indio_dev->buffer->access->set_bytes_per_datum) - indio_dev->buffer->access-> - set_bytes_per_datum(indio_dev->buffer, d_size); + ret = iio_sw_buffer_preenable(indio_dev); + if (ret < 0) + return ret; ret = ad5933_reset(st); if (ret < 0) |