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(parent: 8966b11) | patch
iio: adc: ti-ads8688: Fix alignment for DMA safety
authorJonathan Cameron <Jonathan.Cameron@huawei.com>
Sun, 8 May 2022 17:56:18 +0000 (18:56 +0100)
committerJonathan Cameron <Jonathan.Cameron@huawei.com>
Tue, 14 Jun 2022 10:53:15 +0000 (11:53 +0100)
commita2105d87eb8eb03591515df10102e04a1c9e0e46
tree44abeac3c30c9538c8e7a8373234ba82cd90ffe9tree | snapshot
parent8966b11e5a14aaabc747ee97a7942fd50a681402commit | diff
iio: adc: ti-ads8688: 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.

Fixes: 3e87e7838328 ("iio: adc: Add TI ADS8688")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-39-jic23@kernel.org
drivers/iio/adc/ti-ads8688.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git