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| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-05-08 18:56:35 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-06-14 11:53:16 +0100 |
| commit | b2d5e9de77c8774a5a6cff59d928f2fa38cbc642 (patch) | |
| tree | b885cee2c0898a67d10a6652ca69c4a03ef51a11 /tools/perf/scripts/python | |
| parent | iio: dac: ad5770r: Fix alignment for DMA safety (diff) | |
| download | linux-b2d5e9de77c8774a5a6cff59d928f2fa38cbc642.tar.gz linux-b2d5e9de77c8774a5a6cff59d928f2fa38cbc642.zip | |
iio: dac: ad5791: Fix alignment for DMA saftey
____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.
Fixes: 791bb52a0cd2 ("iio:ad5791: Do not store transfer buffers on the stack")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-56-jic23@kernel.org
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions