diff options
Diffstat (limited to 'drivers/iio/magnetometer/st_magn_spi.c')
| -rw-r--r-- | drivers/iio/magnetometer/st_magn_spi.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/iio/magnetometer/st_magn_spi.c b/drivers/iio/magnetometer/st_magn_spi.c index 0d47070611b1..fbf909bde841 100644 --- a/drivers/iio/magnetometer/st_magn_spi.c +++ b/drivers/iio/magnetometer/st_magn_spi.c @@ -51,19 +51,31 @@ MODULE_DEVICE_TABLE(of, st_magn_of_match); static int st_magn_spi_probe(struct spi_device *spi) { - struct iio_dev *indio_dev; + const struct st_sensor_settings *settings; struct st_sensor_data *mdata; + struct iio_dev *indio_dev; int err; + st_sensors_of_name_probe(&spi->dev, st_magn_of_match, + spi->modalias, sizeof(spi->modalias)); + + settings = st_magn_get_settings(spi->modalias); + if (!settings) { + dev_err(&spi->dev, "device name %s not recognized.\n", + spi->modalias); + return -ENODEV; + } + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*mdata)); if (!indio_dev) return -ENOMEM; mdata = iio_priv(indio_dev); + mdata->sensor_settings = (struct st_sensor_settings *)settings; - st_sensors_of_name_probe(&spi->dev, st_magn_of_match, - spi->modalias, sizeof(spi->modalias)); - st_sensors_spi_configure(indio_dev, spi, mdata); + err = st_sensors_spi_configure(indio_dev, spi); + if (err < 0) + return err; err = st_magn_common_probe(indio_dev); if (err < 0) |