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/*
* Copyright (C) 2013, Samsung Electronics Co. Ltd. All Rights Reserved.
*
* 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 2 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.
*
*/
#ifndef __SSP_SENSORHUB__
#define __SSP_SENSORHUB__
#include <linux/completion.h>
#include <linux/kfifo.h>
#include <linux/kthread.h>
#include <linux/list.h>
#include <linux/spinlock.h>
#include "ssp.h"
/* 'LIST_SIZE' should be be rounded-up to a power of 2 */
#define LIST_SIZE 4
#define MAX_DATA_COPY_TRY 2
#define WAKE_LOCK_TIMEOUT (3*HZ)
#define COMPLETION_TIMEOUT (2*HZ)
#define DATA REL_RX
#define BIG_DATA REL_RY
#define NOTICE REL_RZ
#define BIG_DATA_SIZE 256
#define PRINT_TRUNCATE 6
#define BIN_PATH_SIZE 100
#define SENSORHUB_IOCTL_MAGIC 'S'
#define IOCTL_READ_BIG_CONTEXT_DATA _IOR(SENSORHUB_IOCTL_MAGIC, 3, char *)
#define sensorhub_info(str, args...) \
pr_info("[SSP]: %s - " str, __func__, ##args)
#define sensorhub_debug(str, args...) \
pr_debug("[SSP]: %s - " str, __func__, ##args)
#define sensorhub_err(str, args...) \
pr_err("[SSP]: %s - " str, __func__, ##args)
struct sensorhub_event {
char *library_data;
int library_length;
};
struct ssp_sensorhub_data {
struct ssp_data *ssp_data;
struct input_dev *sensorhub_input_dev;
struct task_struct *sensorhub_task;
struct miscdevice sensorhub_device;
struct wake_lock sensorhub_wake_lock;
struct completion read_done;
struct completion big_read_done;
struct completion big_write_done;
struct sensorhub_event events[LIST_SIZE];
struct sensorhub_event big_events;
struct sensorhub_event big_send_events;
struct kfifo fifo;
bool is_big_event;
int event_number;
int pcm_cnt;
wait_queue_head_t sensorhub_wq;
spinlock_t sensorhub_lock;
};
int ssp_sensorhub_pcm_dump(struct ssp_sensorhub_data *hub_data);
void ssp_sensorhub_report_notice(struct ssp_data *ssp_data, char notice);
int ssp_sensorhub_handle_data(struct ssp_data *ssp_data, char *dataframe,
int start, int end);
int ssp_sensorhub_initialize(struct ssp_data *ssp_data);
void ssp_sensorhub_remove(struct ssp_data *ssp_data);
#endif
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