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authorJonathan Cameron <[email protected]>2022-05-08 18:55:49 +0100
committerJonathan Cameron <[email protected]>2022-06-14 11:53:12 +0100
commitb990cdfe7536a8da7e134d516350402981300016 (patch)
tree867c7e56e7634662bb09401c22ffa064764f8e86 /tools/perf/scripts/python/export-to-sqlite.py
parentb1d3a806630dbbf3b4d75a2e850adccf4f4439e7 (diff)
iio: adc: ad7266: Fix alignment for DMA safety
____cacheline_aligned is an insufficient guarantee for non-coherent DMA on platforms with 128 byte cachelines above L1. Switch to the updated IIO_DMA_MINALIGN definition. Update the comment to reflect that DMA safety 'may' require separate cachelines. Fixes: 54e018da3141 ("iio:ad7266: Mark transfer buffer as __be16") Signed-off-by: Jonathan Cameron <[email protected]> Acked-by: Nuno Sá <[email protected]> Link: https://lore.kernel.org/r/[email protected]
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