/* * Copyright (C) 2013 Paul Kocialkowski * * 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 . */ #include #include #include #define __STDC_FORMAT_MACROS #include #include #include #ifndef _SMDK4x12_SENSORS_H_ #define _SMDK4x12_SENSORS_H_ #define SMDK4x12_SENSORS_NEEDED_API (1 << 0) 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, int64_t 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); int64_t timestamp(struct timeval *time); int64_t 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); int64_t sysfs_value_read(char *path); int sysfs_value_write(char *path, int64_t 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 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 cm36651_proximity; extern struct smdk4x12_sensors_handlers cm36651_light; extern struct smdk4x12_sensors_handlers lsm330dlc_gyroscope; extern struct smdk4x12_sensors_handlers bmp180; #endif