// SPDX-License-Identifier: GPL-2.0-only /* * STMicroelectronics magnetometers driver * * Copyright 2012-2013 STMicroelectronics Inc. * * Denis Ciocca <[email protected]> */ #include <linux/kernel.h> #include <linux/module.h> #include <linux/mutex.h> #include <linux/sysfs.h> #include <linux/iio/iio.h> #include <linux/iio/sysfs.h> #include <linux/iio/trigger.h> #include <linux/iio/common/st_sensors.h> #include "st_magn.h" #define ST_MAGN_NUMBER_DATA_CHANNELS … /* DEFAULT VALUE FOR SENSORS */ #define ST_MAGN_DEFAULT_OUT_X_H_ADDR … #define ST_MAGN_DEFAULT_OUT_Y_H_ADDR … #define ST_MAGN_DEFAULT_OUT_Z_H_ADDR … /* FULLSCALE */ #define ST_MAGN_FS_AVL_1300MG … #define ST_MAGN_FS_AVL_1900MG … #define ST_MAGN_FS_AVL_2000MG … #define ST_MAGN_FS_AVL_2500MG … #define ST_MAGN_FS_AVL_4000MG … #define ST_MAGN_FS_AVL_4700MG … #define ST_MAGN_FS_AVL_5600MG … #define ST_MAGN_FS_AVL_8000MG … #define ST_MAGN_FS_AVL_8100MG … #define ST_MAGN_FS_AVL_12000MG … #define ST_MAGN_FS_AVL_15000MG … #define ST_MAGN_FS_AVL_16000MG … /* Special L addresses for Sensor 2 */ #define ST_MAGN_2_OUT_X_L_ADDR … #define ST_MAGN_2_OUT_Y_L_ADDR … #define ST_MAGN_2_OUT_Z_L_ADDR … /* Special L addresses for sensor 3 */ #define ST_MAGN_3_OUT_X_L_ADDR … #define ST_MAGN_3_OUT_Y_L_ADDR … #define ST_MAGN_3_OUT_Z_L_ADDR … /* Special L addresses for sensor 4 */ #define ST_MAGN_4_OUT_X_L_ADDR … #define ST_MAGN_4_OUT_Y_L_ADDR … #define ST_MAGN_4_OUT_Z_L_ADDR … static const struct iio_mount_matrix * st_magn_get_mount_matrix(const struct iio_dev *indio_dev, const struct iio_chan_spec *chan) { … } static const struct iio_chan_spec_ext_info st_magn_mount_matrix_ext_info[] = …; static const struct iio_chan_spec st_magn_16bit_channels[] = …; static const struct iio_chan_spec st_magn_2_16bit_channels[] = …; static const struct iio_chan_spec st_magn_3_16bit_channels[] = …; static const struct iio_chan_spec st_magn_4_16bit_channels[] = …; static const struct st_sensor_settings st_magn_sensors_settings[] = …; /* Default magn DRDY is available on INT2 pin */ static const struct st_sensors_platform_data default_magn_pdata = …; static int st_magn_read_raw(struct iio_dev *indio_dev, struct iio_chan_spec const *ch, int *val, int *val2, long mask) { … } static int st_magn_write_raw(struct iio_dev *indio_dev, struct iio_chan_spec const *chan, int val, int val2, long mask) { … } static ST_SENSORS_DEV_ATTR_SAMP_FREQ_AVAIL(); static ST_SENSORS_DEV_ATTR_SCALE_AVAIL(in_magn_scale_available); static struct attribute *st_magn_attributes[] = …; static const struct attribute_group st_magn_attribute_group = …; static const struct iio_info magn_info = …; #ifdef CONFIG_IIO_TRIGGER static const struct iio_trigger_ops st_magn_trigger_ops = …; #define ST_MAGN_TRIGGER_OPS … #else #define ST_MAGN_TRIGGER_OPS … #endif /* * st_magn_get_settings() - get sensor settings from device name * @name: device name buffer reference. * * Return: valid reference on success, NULL otherwise. */ const struct st_sensor_settings *st_magn_get_settings(const char *name) { … } EXPORT_SYMBOL_NS(…); int st_magn_common_probe(struct iio_dev *indio_dev) { … } EXPORT_SYMBOL_NS(…); MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …; MODULE_IMPORT_NS(…);
Codebase Browser
linux