diff options
| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-05-08 18:55:42 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-06-14 11:53:11 +0100 |
| commit | f68a0445ee86e48dafbfdea50163ad6fc6dba268 (patch) | |
| tree | 1a811f43524bf159ecdd595de1baac109e836d5f /drivers/iio/accel/adxl313_core.c | |
| parent | 12c4efe3509b8018e76ea3ebda8227cb53bf5887 (diff) | |
iio: accel: adxl313: Fix alignment for DMA safety
____cacheline_aligned is insufficient guarantee for non-coherent DMA.
Switch to the updated IIO_DMA_MINALIGN definition.
Fixes: 636d44633039 ("iio: accel: Add driver support for ADXL313")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-3-jic23@kernel.org
Diffstat (limited to 'drivers/iio/accel/adxl313_core.c')
| -rw-r--r-- | drivers/iio/accel/adxl313_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/accel/adxl313_core.c b/drivers/iio/accel/adxl313_core.c index 9e4193e64765..afeef779e1d0 100644 --- a/drivers/iio/accel/adxl313_core.c +++ b/drivers/iio/accel/adxl313_core.c @@ -46,7 +46,7 @@ EXPORT_SYMBOL_NS_GPL(adxl313_writable_regs_table, IIO_ADXL313); struct adxl313_data { struct regmap *regmap; struct mutex lock; /* lock to protect transf_buf */ - __le16 transf_buf ____cacheline_aligned; + __le16 transf_buf __aligned(IIO_DMA_MINALIGN); }; static const int adxl313_odr_freqs[][2] = { |