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Diffstat (limited to 'sensors/smdk4x12_sensors.h')
| -rw-r--r-- | sensors/smdk4x12_sensors.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/sensors/smdk4x12_sensors.h b/sensors/smdk4x12_sensors.h new file mode 100644 index 0000000..984834a --- /dev/null +++ b/sensors/smdk4x12_sensors.h @@ -0,0 +1,105 @@ +/* + * 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); + +extern struct smdk4x12_sensors_handlers lsm330dlc_acceleration; +extern struct smdk4x12_sensors_handlers akm8975; +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 lps331ap; + +#endif |