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iio: adc: ad7606_spi: use bitmap_full() in ad7606_spi_update_scan_mode()
bitmap_full() is less verbose and more efficient, as it stops traversing scan_mask as soon as the 1st unset bit found. Signed-off-by: Yury Norov (NVIDIA) <yury.norov@gmail.com> Reviewed-by: David Lechner <dlechner@baylibre.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Jonathan Cameron
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eec44b04eb
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4e44c635ba
@@ -345,7 +345,7 @@ static int ad7606_spi_update_scan_mode(struct iio_dev *indio_dev,
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* has no way of demuxing the data to filter out unwanted
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* channels.
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*/
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if (bitmap_weight(scan_mask, num_adc_ch) != num_adc_ch)
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if (!bitmap_full(scan_mask, num_adc_ch))
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return -EINVAL;
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}
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