1 /* SPDX-License-Identifier: GPL-2.0-only */
3  * STMicroelectronics st_lsm6dsx sensor driver
27 #define ST_LSM6DS3TRC_DEV_NAME	"lsm6ds3tr-c"
29 #define ST_LSM9DS1_DEV_NAME	"lsm9ds1-imu"
152 	u32 gain;  member
165  * struct st_lsm6dsx_fifo_ops - ST IMU FIFO settings
170  * @max_size: Sensor max fifo length in FIFO words.
174 	int (*update_fifo)(struct st_lsm6dsx_sensor *sensor, bool enable);
189  * struct st_lsm6dsx_hw_ts_settings - ST IMU hw timer settings
205  * struct st_lsm6dsx_shub_settings - ST IMU hw i2c controller settings
208  * @pullup_en: i2c controller pull-up register info (addr + mask).
209  * @aux_sens: aux sensor register info (addr + mask).
213  * @shub_out: sensor hub first output register info.
260  * struct st_lsm6dsx_ext_dev_settings - i2c controller slave settings
263  * @id: external sensor id.
264  * @odr_table: Output data rate of the sensor [Hz].
265  * @fs_table: Configured sensor sensitivity table depending on full scale.
296  * struct st_lsm6dsx_settings - ST IMU sensor settings
303  * @drdy_mask: register info for data-ready mask (addr + mask).
306  * @fs_table: Hw sensors gain table (gain + val).
309  * @fifo_ops: Sensor hw FIFO parameters.
363  * struct st_lsm6dsx_sensor - ST IMU sensor instance
364  * @name: Sensor name.
365  * @id: Sensor identifier.
367  * @gain: Configured sensor sensitivity.
368  * @odr: Output data rate of the sensor [Hz].
370  * @watermark: Sensor watermark level.
371  * @decimator: Sensor decimation factor.
373  * @ts_ref: Sensor timestamp reference for hw one.
374  * @ext_info: Sensor settings if it is connected to i2c controller
381 	u32 gain;  member
398  * struct st_lsm6dsx_hw - ST IMU MEMS hw instance
405  * @suspend_mask: Suspended sensor bitmask.
406  * @enable_mask: Enabled sensor bitmask.
416  * @settings: Pointer to the specific sensor settings in use.
417  * @orientation: sensor chip orientation relative to main hardware.
469 int st_lsm6dsx_sensor_set_enable(struct st_lsm6dsx_sensor *sensor,
473 int st_lsm6dsx_update_watermark(struct st_lsm6dsx_sensor *sensor,
475 int st_lsm6dsx_update_fifo(struct st_lsm6dsx_sensor *sensor, bool enable);
480 int st_lsm6dsx_check_odr(struct st_lsm6dsx_sensor *sensor, u32 odr, u8 *val);
482 int st_lsm6dsx_shub_set_enable(struct st_lsm6dsx_sensor *sensor, bool enable);
492 	mutex_lock(&hw->page_lock);  in st_lsm6dsx_update_bits_locked()
493 	err = regmap_update_bits(hw->regmap, addr, mask, val);  in st_lsm6dsx_update_bits_locked()
494 	mutex_unlock(&hw->page_lock);  in st_lsm6dsx_update_bits_locked()
505 	mutex_lock(&hw->page_lock);  in st_lsm6dsx_read_locked()
506 	err = regmap_bulk_read(hw->regmap, addr, val, len);  in st_lsm6dsx_read_locked()
507 	mutex_unlock(&hw->page_lock);  in st_lsm6dsx_read_locked()
518 	mutex_lock(&hw->page_lock);  in st_lsm6dsx_write_locked()
519 	err = regmap_write(hw->regmap, addr, val);  in st_lsm6dsx_write_locked()
520 	mutex_unlock(&hw->page_lock);  in st_lsm6dsx_write_locked()
529 	struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev);  in st_lsm6dsx_get_mount_matrix()  local
530 	struct st_lsm6dsx_hw *hw = sensor->hw;  in st_lsm6dsx_get_mount_matrix()
532 	return &hw->orientation;  in st_lsm6dsx_get_mount_matrix()
536 st_lsm6dsx_device_set_enable(struct st_lsm6dsx_sensor *sensor, bool enable)  in st_lsm6dsx_device_set_enable()  argument
538 	if (sensor->id == ST_LSM6DSX_ID_EXT0 ||  in st_lsm6dsx_device_set_enable()
539 	    sensor->id == ST_LSM6DSX_ID_EXT1 ||  in st_lsm6dsx_device_set_enable()
540 	    sensor->id == ST_LSM6DSX_ID_EXT2)  in st_lsm6dsx_device_set_enable()
541 		return st_lsm6dsx_shub_set_enable(sensor, enable);  in st_lsm6dsx_device_set_enable()
543 	return st_lsm6dsx_sensor_set_enable(sensor, enable);  in st_lsm6dsx_device_set_enable()