diff options
Diffstat (limited to 'drivers/iio/gyro/st_gyro_i2c.c')
| -rw-r--r-- | drivers/iio/gyro/st_gyro_i2c.c | 50 |
1 files changed, 24 insertions, 26 deletions
diff --git a/drivers/iio/gyro/st_gyro_i2c.c b/drivers/iio/gyro/st_gyro_i2c.c index b405b82b9177..aef5ec8f9dee 100644 --- a/drivers/iio/gyro/st_gyro_i2c.c +++ b/drivers/iio/gyro/st_gyro_i2c.c @@ -1,16 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * STMicroelectronics gyroscopes driver * * Copyright 2012-2013 STMicroelectronics Inc. * * Denis Ciocca <denis.ciocca@st.com> - * - * Licensed under the GPL-2. */ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/slab.h> +#include <linux/mod_devicetable.h> #include <linux/i2c.h> #include <linux/iio/iio.h> @@ -18,7 +17,6 @@ #include <linux/iio/common/st_sensors_i2c.h> #include "st_gyro.h" -#ifdef CONFIG_OF static const struct of_device_id st_gyro_of_match[] = { { .compatible = "st,l3g4200d-gyro", @@ -56,42 +54,42 @@ static const struct of_device_id st_gyro_of_match[] = { .compatible = "st,lsm9ds0-gyro", .data = LSM9DS0_GYRO_DEV_NAME, }, - {}, + { } }; MODULE_DEVICE_TABLE(of, st_gyro_of_match); -#else -#define st_gyro_of_match NULL -#endif -static int st_gyro_i2c_probe(struct i2c_client *client, - const struct i2c_device_id *id) +static int st_gyro_i2c_probe(struct i2c_client *client) { - struct iio_dev *indio_dev; + const struct st_sensor_settings *settings; struct st_sensor_data *gdata; + struct iio_dev *indio_dev; int err; + st_sensors_dev_name_probe(&client->dev, client->name, sizeof(client->name)); + + settings = st_gyro_get_settings(client->name); + if (!settings) { + dev_err(&client->dev, "device name %s not recognized.\n", + client->name); + return -ENODEV; + } + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*gdata)); if (!indio_dev) return -ENOMEM; gdata = iio_priv(indio_dev); - st_sensors_of_name_probe(&client->dev, st_gyro_of_match, - client->name, sizeof(client->name)); + gdata->sensor_settings = (struct st_sensor_settings *)settings; - st_sensors_i2c_configure(indio_dev, client, gdata); - - err = st_gyro_common_probe(indio_dev); + err = st_sensors_i2c_configure(indio_dev, client); if (err < 0) return err; - return 0; -} - -static int st_gyro_i2c_remove(struct i2c_client *client) -{ - st_gyro_common_remove(i2c_get_clientdata(client)); + err = st_sensors_power_enable(indio_dev); + if (err) + return err; - return 0; + return st_gyro_common_probe(indio_dev); } static const struct i2c_device_id st_gyro_id_table[] = { @@ -104,17 +102,16 @@ static const struct i2c_device_id st_gyro_id_table[] = { { L3G4IS_GYRO_DEV_NAME }, { LSM330_GYRO_DEV_NAME }, { LSM9DS0_GYRO_DEV_NAME }, - {}, + { } }; MODULE_DEVICE_TABLE(i2c, st_gyro_id_table); static struct i2c_driver st_gyro_driver = { .driver = { .name = "st-gyro-i2c", - .of_match_table = of_match_ptr(st_gyro_of_match), + .of_match_table = st_gyro_of_match, }, .probe = st_gyro_i2c_probe, - .remove = st_gyro_i2c_remove, .id_table = st_gyro_id_table, }; module_i2c_driver(st_gyro_driver); @@ -122,3 +119,4 @@ module_i2c_driver(st_gyro_driver); MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>"); MODULE_DESCRIPTION("STMicroelectronics gyroscopes i2c driver"); MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS("IIO_ST_SENSORS"); |