From 58a34aa03efa2aa181fb8ff190dfa1d8b50d46e5 Mon Sep 17 00:00:00 2001 From: Paul Kocialkowski Date: Thu, 2 Jan 2014 22:37:45 +0100 Subject: Piranha Sensors Signed-off-by: Paul Kocialkowski --- sensors/piranha_sensors.h | 102 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 sensors/piranha_sensors.h (limited to 'sensors/piranha_sensors.h') diff --git a/sensors/piranha_sensors.h b/sensors/piranha_sensors.h new file mode 100644 index 0000000..247fe48 --- /dev/null +++ b/sensors/piranha_sensors.h @@ -0,0 +1,102 @@ +/* + * 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 + +#include +#include + +#ifndef _PIRANHA_SENSORS_H_ +#define _PIRANHA_SENSORS_H_ + +#define PIRANHA_SENSORS_NEEDED_API (1 << 0) +#define PIRANHA_SENSORS_NEEDED_ORIENTATION (1 << 1) + +struct piranha_sensors_device; + +struct piranha_sensors_handlers { + char *name; + int handle; + + int (*init)(struct piranha_sensors_handlers *handlers, + struct piranha_sensors_device *device); + int (*deinit)(struct piranha_sensors_handlers *handlers); + int (*activate)(struct piranha_sensors_handlers *handlers); + int (*deactivate)(struct piranha_sensors_handlers *handlers); + int (*set_delay)(struct piranha_sensors_handlers *handlers, + long int delay); + int (*get_data)(struct piranha_sensors_handlers *handlers, + struct sensors_event_t *event); + + int activated; + int needed; + int poll_fd; + + void *data; +}; + +struct piranha_sensors_device { + struct sensors_poll_device_t device; + + struct piranha_sensors_handlers **handlers; + int handlers_count; + + struct pollfd *poll_fds; + int poll_fds_count; +}; + +extern struct piranha_sensors_handlers *piranha_sensors_handlers[]; +extern int piranha_sensors_handlers_count; + +int piranha_sensors_activate(struct sensors_poll_device_t *dev, int handle, + int enabled); +int piranha_sensors_set_delay(struct sensors_poll_device_t *dev, int handle, + int64_t ns); +int piranha_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 piranha_sensors_handlers *handlers, + sensors_vec_t *acceleration, sensors_vec_t *magnetic); + +extern struct piranha_sensors_handlers bma250; +extern struct piranha_sensors_handlers yas530; +extern struct piranha_sensors_handlers yas_orientation; +extern struct piranha_sensors_handlers bh1721; + +#endif -- cgit v1.1