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path: root/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
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Diffstat (limited to 'drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c')
-rw-r--r--drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
index 0a7cd8c1aa33..8a9d2593576a 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
@@ -392,6 +392,9 @@ int st_lsm6dsx_read_fifo(struct st_lsm6dsx_hw *hw)
if (fifo_status & cpu_to_le16(ST_LSM6DSX_FIFO_EMPTY_MASK))
return 0;
+ if (!pattern_len)
+ pattern_len = ST_LSM6DSX_SAMPLE_SIZE;
+
fifo_len = (le16_to_cpu(fifo_status) & fifo_diff_mask) *
ST_LSM6DSX_CHAN_SIZE;
fifo_len = (fifo_len / pattern_len) * pattern_len;
@@ -623,6 +626,9 @@ int st_lsm6dsx_read_tagged_fifo(struct st_lsm6dsx_hw *hw)
if (!fifo_len)
return 0;
+ if (!pattern_len)
+ pattern_len = ST_LSM6DSX_TAGGED_SAMPLE_SIZE;
+
for (read_len = 0; read_len < fifo_len; read_len += pattern_len) {
err = st_lsm6dsx_read_block(hw,
ST_LSM6DSX_REG_FIFO_OUT_TAG_ADDR,