diff options
| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-05-08 18:56:45 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-06-14 11:53:17 +0100 |
| commit | 8ff2eb625c353b1491d9f89f1dfd52e7aef5734c (patch) | |
| tree | 423e41ac8e3293d447045d051affe94f06082eb5 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | iio: dac: ti-dac7612: Fix alignment for DMA safety (diff) | |
| download | linux-8ff2eb625c353b1491d9f89f1dfd52e7aef5734c.tar.gz linux-8ff2eb625c353b1491d9f89f1dfd52e7aef5734c.zip | |
iio: frequency: ad9523: 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.
Updated help text to 'may' require buffers to be in their own cacheline.
Fixes: cd1678f96329 ("iio: frequency: New driver for AD9523 SPI Low Jitter Clock Generator")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-66-jic23@kernel.org
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions