tegrakernel/kernel/kernel-4.9/include/linux/iio/common/ssp_sensors.h

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2022-02-16 09:13:02 -06:00
/*
* Copyright (C) 2014, Samsung Electronics Co. Ltd. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef _SSP_SENSORS_H_
#define _SSP_SENSORS_H_
#include <linux/iio/iio.h>
#define SSP_TIME_SIZE 4
#define SSP_ACCELEROMETER_SIZE 6
#define SSP_GYROSCOPE_SIZE 6
#define SSP_BIO_HRM_RAW_SIZE 8
#define SSP_BIO_HRM_RAW_FAC_SIZE 36
#define SSP_BIO_HRM_LIB_SIZE 8
/**
* enum ssp_sensor_type - SSP sensor type
*/
enum ssp_sensor_type {
SSP_ACCELEROMETER_SENSOR = 0,
SSP_GYROSCOPE_SENSOR,
SSP_GEOMAGNETIC_UNCALIB_SENSOR,
SSP_GEOMAGNETIC_RAW,
SSP_GEOMAGNETIC_SENSOR,
SSP_PRESSURE_SENSOR,
SSP_GESTURE_SENSOR,
SSP_PROXIMITY_SENSOR,
SSP_TEMPERATURE_HUMIDITY_SENSOR,
SSP_LIGHT_SENSOR,
SSP_PROXIMITY_RAW,
SSP_ORIENTATION_SENSOR,
SSP_STEP_DETECTOR,
SSP_SIG_MOTION_SENSOR,
SSP_GYRO_UNCALIB_SENSOR,
SSP_GAME_ROTATION_VECTOR,
SSP_ROTATION_VECTOR,
SSP_STEP_COUNTER,
SSP_BIO_HRM_RAW,
SSP_BIO_HRM_RAW_FAC,
SSP_BIO_HRM_LIB,
SSP_SENSOR_MAX,
};
struct ssp_data;
/**
* struct ssp_sensor_data - Sensor object
* @process_data: Callback to feed sensor data.
* @type: Used sensor type.
* @buffer: Received data buffer.
*/
struct ssp_sensor_data {
int (*process_data)(struct iio_dev *indio_dev, void *buf,
int64_t timestamp);
enum ssp_sensor_type type;
u8 *buffer;
};
void ssp_register_consumer(struct iio_dev *indio_dev,
enum ssp_sensor_type type);
int ssp_enable_sensor(struct ssp_data *data, enum ssp_sensor_type type,
u32 delay);
int ssp_disable_sensor(struct ssp_data *data, enum ssp_sensor_type type);
u32 ssp_get_sensor_delay(struct ssp_data *data, enum ssp_sensor_type);
int ssp_change_delay(struct ssp_data *data, enum ssp_sensor_type type,
u32 delay);
#endif /* _SSP_SENSORS_H_ */