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path: root/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
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Diffstat (limited to 'drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h')
-rw-r--r--drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
index d80ba2e688ed..9275346a9cc1 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
@@ -383,6 +383,7 @@ struct st_lsm6dsx_sensor {
* @iio_devs: Pointers to acc/gyro iio_dev instances.
* @settings: Pointer to the specific sensor settings in use.
* @orientation: sensor chip orientation relative to main hardware.
+ * @scan: Temporary buffers used to align data before iio_push_to_buffers()
*/
struct st_lsm6dsx_hw {
struct device *dev;
@@ -411,6 +412,11 @@ struct st_lsm6dsx_hw {
const struct st_lsm6dsx_settings *settings;
struct iio_mount_matrix orientation;
+ /* Ensure natural alignment of buffer elements */
+ struct {
+ __le16 channels[3];
+ s64 ts __aligned(8);
+ } scan[3];
};
static __maybe_unused const struct iio_event_spec st_lsm6dsx_event = {