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/*
* Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
*
* 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 3 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include <poll.h>
#include <linux/input.h>
#include <hardware/sensors.h>
#include <hardware/hardware.h>
#ifndef _SMDK4x12_SENSORS_H_
#define _SMDK4x12_SENSORS_H_
#define SMDK4x12_SENSORS_NEEDED_API (1 << 0)
#define SMDK4x12_SENSORS_NEEDED_ORIENTATION (1 << 1)
struct smdk4x12_sensors_device;
struct smdk4x12_sensors_handlers {
char *name;
int handle;
int (*init)(struct smdk4x12_sensors_handlers *handlers,
struct smdk4x12_sensors_device *device);
int (*deinit)(struct smdk4x12_sensors_handlers *handlers);
int (*activate)(struct smdk4x12_sensors_handlers *handlers);
int (*deactivate)(struct smdk4x12_sensors_handlers *handlers);
int (*set_delay)(struct smdk4x12_sensors_handlers *handlers,
long int delay);
int (*get_data)(struct smdk4x12_sensors_handlers *handlers,
struct sensors_event_t *event);
int activated;
int needed;
int poll_fd;
void *data;
};
struct smdk4x12_sensors_device {
struct sensors_poll_device_t device;
struct smdk4x12_sensors_handlers **handlers;
int handlers_count;
struct pollfd *poll_fds;
int poll_fds_count;
};
extern struct smdk4x12_sensors_handlers *smdk4x12_sensors_handlers[];
extern int smdk4x12_sensors_handlers_count;
int smdk4x12_sensors_activate(struct sensors_poll_device_t *dev, int handle,
int enabled);
int smdk4x12_sensors_set_delay(struct sensors_poll_device_t *dev, int handle,
int64_t ns);
int smdk4x12_sensors_poll(struct sensors_poll_device_t *dev,
struct sensors_event_t* data, int count);
/*
* Input
*/
void input_event_set(struct input_event *event, int type, int code, int value);
long int timestamp(struct timeval *time);
long int input_timestamp(struct input_event *event);
int uinput_rel_create(const char *name);
void uinput_destroy(int uinput_fd);
int input_open(char *name);
int sysfs_path_prefix(char *name, char *path_prefix);
int sysfs_value_read(char *path);
int sysfs_value_write(char *path, int value);
int sysfs_string_read(char *path, char *buffer, size_t length);
int sysfs_string_write(char *path, char *buffer, size_t length);
/*
* Sensors
*/
int orientation_fill(struct smdk4x12_sensors_handlers *handlers,
sensors_vec_t *acceleration, sensors_vec_t *magnetic);
int ssp_sensor_enable(int sensor_type);
int ssp_sensor_disable(int sensor_type);
extern struct smdk4x12_sensors_handlers lsm330dlc_acceleration;
extern struct smdk4x12_sensors_handlers akm8963;
extern struct smdk4x12_sensors_handlers orientation;
extern struct smdk4x12_sensors_handlers cm36651_proximity;
extern struct smdk4x12_sensors_handlers cm36651_light;
extern struct smdk4x12_sensors_handlers lsm330dlc_gyroscope;
extern struct smdk4x12_sensors_handlers bmp180;
#endif
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