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| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-05-08 20:55:43 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-06-14 13:53:11 +0300 |
| commit | 46403dcf3a7cbd24b86f809fd79962f4d6b137c5 (patch) | |
| tree | c0aa3e3b44a472e5f33b376cd75290fde1e841bc | |
| parent | f68a0445ee86e48dafbfdea50163ad6fc6dba268 (diff) | |
| download | linux-46403dcf3a7cbd24b86f809fd79962f4d6b137c5.tar.xz | |
iio: accel: adxl355: Fix alignment for DMA safety
____cacheline_aligned is insufficient guarantee for non-coherent DMA.
Switch to the updated IIO_DMA_MINALIGN definition.
Fixes: 327a0eaf19d53 ("iio: accel: adxl355: Add triggered buffer support")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Puranjay Mohan <puranjay12@gmail.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-4-jic23@kernel.org
| -rw-r--r-- | drivers/iio/accel/adxl355_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/accel/adxl355_core.c b/drivers/iio/accel/adxl355_core.c index 7561399daef3..4bc648eac8b2 100644 --- a/drivers/iio/accel/adxl355_core.c +++ b/drivers/iio/accel/adxl355_core.c @@ -177,7 +177,7 @@ struct adxl355_data { u8 buf[14]; s64 ts; } buffer; - } ____cacheline_aligned; + } __aligned(IIO_DMA_MINALIGN); }; static int adxl355_set_op_mode(struct adxl355_data *data, |