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| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-05-08 18:56:16 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-06-14 11:53:14 +0100 |
| commit | dd54ba8b2469f6ae665c529623a9454ce5293ca8 (patch) | |
| tree | 64e62e9b72bd0c404db6fe43ec92dc23c57380c5 /tools/perf/scripts/python | |
| parent | 55afdd050c063ae4b8dbd566107a030c00d005fd (diff) | |
| download | linux-dd54ba8b2469f6ae665c529623a9454ce5293ca8.tar.gz linux-dd54ba8b2469f6ae665c529623a9454ce5293ca8.zip | |
iio: adc: ti-ads7950: 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 include 'may'.
Fixes: 902c4b2446d4 ("iio: adc: New driver for TI ADS7950 chips")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: David Lechner <david@lechnology.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-37-jic23@kernel.org
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions