iio: accel: bma180: use iio helper function to guarantee direct mode
Replace the code that guarantees the device stays in direct mode with iio_device_claim_direct_mode() which does same. Signed-off-by: Alison Schofield <amsfield22@gmail.com> Cc: Daniel Baluta <daniel.baluta@gmail.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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@ -469,13 +469,14 @@ static int bma180_read_raw(struct iio_dev *indio_dev,
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switch (mask) {
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case IIO_CHAN_INFO_RAW:
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ret = iio_device_claim_direct_mode(indio_dev);
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if (ret)
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return ret;
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mutex_lock(&data->mutex);
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if (iio_buffer_enabled(indio_dev)) {
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mutex_unlock(&data->mutex);
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return -EBUSY;
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}
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ret = bma180_get_data_reg(data, chan->scan_index);
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mutex_unlock(&data->mutex);
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iio_device_release_direct_mode(indio_dev);
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if (ret < 0)
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return ret;
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*val = sign_extend32(ret >> chan->scan_type.shift,
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