diff options
| author | Denis Ciocca <denis.ciocca@st.com> | 2019-07-18 15:53:53 -0700 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2019-07-27 22:52:06 +0100 |
| commit | 062809ef7733209312562e87cefc84a470430929 (patch) | |
| tree | d8ba6b9866b49d2b445ab56bcfc5607f7a2eb97a /drivers/iio/magnetometer/st_magn_i2c.c | |
| parent | 1ecd245e0eb23d1c3803474eba75589743d0d1fe (diff) | |
iio: make st_sensors drivers use regmap
This patch is meant to replace the i2c/spi transfer functions with
regmap. SPI framework requires DMA safe buffers so let's add GFP_DMA
flag for memory allocation used by bulk_read functions.
Signed-off-by: Denis Ciocca <denis.ciocca@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/magnetometer/st_magn_i2c.c')
| -rw-r--r-- | drivers/iio/magnetometer/st_magn_i2c.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/iio/magnetometer/st_magn_i2c.c b/drivers/iio/magnetometer/st_magn_i2c.c index d5d565639bed..fdba480a12be 100644 --- a/drivers/iio/magnetometer/st_magn_i2c.c +++ b/drivers/iio/magnetometer/st_magn_i2c.c @@ -79,7 +79,9 @@ static int st_magn_i2c_probe(struct i2c_client *client, mdata = iio_priv(indio_dev); mdata->sensor_settings = (struct st_sensor_settings *)settings; - st_sensors_i2c_configure(indio_dev, client, mdata); + err = st_sensors_i2c_configure(indio_dev, client); + if (err < 0) + return err; err = st_magn_common_probe(indio_dev); if (err < 0) |