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| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-05-08 18:56:02 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-06-14 11:53:13 +0100 |
| commit | 6ebf401d555ee1e75e779b865d38e171db0aa1f2 (patch) | |
| tree | e6540313b266548509fef763a53e1b5b3e7c9f96 /drivers/iio/adc/max1027.c | |
| parent | 1673b7ca2dc1fb3b8d7c94a112496c02d34ae449 (diff) | |
iio: adc: ltc2497: 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: bc82222fcca1 ("iio:adc: Driver for Linear Technology LTC2497 ADC")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-23-jic23@kernel.org
Diffstat (limited to 'drivers/iio/adc/max1027.c')
0 files changed, 0 insertions, 0 deletions