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authorLorenzo Bianconi <lorenzo.bianconi83@gmail.com>2017-03-14 22:05:20 +0100
committerJonathan Cameron <jic23@kernel.org>2017-03-19 10:44:42 +0000
commit6985bd5e21901c2d2bfc924b114887e20c002901 (patch)
treefbdbef597d9bd4c931b68a413fd18501af57816b
parente83bb3e6f3efa21f4a9d883a25d0ecd9dfb431e1 (diff)
downloadnvdimm-6985bd5e21901c2d2bfc924b114887e20c002901.tar.gz
iio: imu: st_lsm6dsx: fix FIFO_CTRL2 overwrite during watermark configuration
Fixes: 290a6ce11d93 (iio: imu: add support to lsm6dsx driver) Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
-rw-r--r--drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
index 78532ce0744979..81b572d7699a89 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c
@@ -193,8 +193,8 @@ int st_lsm6dsx_update_watermark(struct st_lsm6dsx_sensor *sensor, u16 watermark)
if (err < 0)
goto out;
- fifo_watermark = ((data & ~ST_LSM6DSX_FIFO_TH_MASK) << 8) |
- (fifo_watermark & ST_LSM6DSX_FIFO_TH_MASK);
+ fifo_watermark = ((data << 8) & ~ST_LSM6DSX_FIFO_TH_MASK) |
+ (fifo_watermark & ST_LSM6DSX_FIFO_TH_MASK);
wdata = cpu_to_le16(fifo_watermark);
err = hw->tf->write(hw->dev, ST_LSM6DSX_REG_FIFO_THL_ADDR,