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iio: accel: bma220: Fix alignment for DMA safety
____cacheline_aligned is insufficient guarantee for non-coherent DMA.
Switch to the updated IIO_DMA_MINALIGN definition.
Fixes: bf2a5600a3
("iio: accel: Add support for Bosch BMA220")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-6-jic23@kernel.org
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@ -67,7 +67,7 @@ struct bma220_data {
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/* Ensure timestamp is naturally aligned. */
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s64 timestamp __aligned(8);
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} scan;
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u8 tx_buf[2] ____cacheline_aligned;
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u8 tx_buf[2] __aligned(IIO_DMA_MINALIGN);
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};
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static const struct iio_chan_spec bma220_channels[] = {
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