1. 根目录:
2. include
3. linux
4. iio
5. types.h

/* industrial I/O data types needed both in and out of kernel
 *
 * Copyright (c) 2008 Jonathan Cameron
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published by
 * the Free Software Foundation.
 */

#ifndef _IIO_TYPES_H_
#define _IIO_TYPES_H_

enum iio_chan_type {
	IIO_VOLTAGE,
	IIO_CURRENT,
	IIO_POWER,
	IIO_ACCEL,
	IIO_ANGL_VEL,
	IIO_MAGN,
	IIO_LIGHT,
	IIO_INTENSITY,
	IIO_PROXIMITY,
	IIO_TEMP,
	IIO_INCLI,
	IIO_ROT,
	IIO_ANGL,
	IIO_TIMESTAMP,
	IIO_CAPACITANCE,
	IIO_ALTVOLTAGE,
	IIO_CCT,
	IIO_PRESSURE,
	IIO_HUMIDITYRELATIVE,
};

enum iio_modifier {
	IIO_NO_MOD,
	IIO_MOD_X,
	IIO_MOD_Y,
	IIO_MOD_Z,
	IIO_MOD_X_AND_Y,
	IIO_MOD_X_AND_Z,
	IIO_MOD_Y_AND_Z,
	IIO_MOD_X_AND_Y_AND_Z,
	IIO_MOD_X_OR_Y,
	IIO_MOD_X_OR_Z,
	IIO_MOD_Y_OR_Z,
	IIO_MOD_X_OR_Y_OR_Z,
	IIO_MOD_LIGHT_BOTH,
	IIO_MOD_LIGHT_IR,
	IIO_MOD_ROOT_SUM_SQUARED_X_Y,
	IIO_MOD_SUM_SQUARED_X_Y_Z,
	IIO_MOD_LIGHT_CLEAR,
	IIO_MOD_LIGHT_RED,
	IIO_MOD_LIGHT_GREEN,
	IIO_MOD_LIGHT_BLUE,
	IIO_MOD_QUATERNION,
	IIO_MOD_TEMP_AMBIENT,
	IIO_MOD_TEMP_OBJECT,
	IIO_MOD_NORTH_MAGN,
	IIO_MOD_NORTH_TRUE,
	IIO_MOD_NORTH_MAGN_TILT_COMP,
	IIO_MOD_NORTH_TRUE_TILT_COMP
};

enum iio_event_type {
	IIO_EV_TYPE_THRESH,
	IIO_EV_TYPE_MAG,
	IIO_EV_TYPE_ROC,
	IIO_EV_TYPE_THRESH_ADAPTIVE,
	IIO_EV_TYPE_MAG_ADAPTIVE,
};

enum iio_event_info {
	IIO_EV_INFO_ENABLE,
	IIO_EV_INFO_VALUE,
	IIO_EV_INFO_HYSTERESIS,
	IIO_EV_INFO_PERIOD,
};

enum iio_event_direction {
	IIO_EV_DIR_EITHER,
	IIO_EV_DIR_RISING,
	IIO_EV_DIR_FALLING,
};

#define IIO_VAL_INT 1
#define IIO_VAL_INT_PLUS_MICRO 2
#define IIO_VAL_INT_PLUS_NANO 3
#define IIO_VAL_INT_PLUS_MICRO_DB 4
#define IIO_VAL_INT_MULTIPLE 5
#define IIO_VAL_FRACTIONAL 10
#define IIO_VAL_FRACTIONAL_LOG2 11

#endif /* _IIO_TYPES_H_ */