#ifndef __STEP_C_H__
#define __STEP_C_H__


#include <linux/wakelock.h>
#include <linux/interrupt.h>
#include <linux/miscdevice.h>
#include <linux/platform_device.h>
#include <linux/input.h>
#include <linux/workqueue.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/hwmsensor.h>
#include <linux/earlysuspend.h>
#include <linux/hwmsen_dev.h>


#define STEP_C_TAG					"<STEP_COUNTER> "
#define STEP_C_FUN(f)				pr_debug(STEP_C_TAG"%s\n", __func__)
#define STEP_C_ERR(fmt, args...)	pr_err(STEP_C_TAG"%s %d : "fmt, __func__, __LINE__, ##args)
#define STEP_C_LOG(fmt, args...)	pr_debug(STEP_C_TAG fmt, ##args)
#define STEP_C_VER(fmt, args...)	pr_debug(STEP_C_TAG"%s: "fmt, __func__, ##args)	/* ((void)0) */

#define		OP_STEP_C_DELAY		0X01
#define	OP_STEP_C_ENABLE		0X02
#define	OP_STEP_C_GET_DATA	0X04

#define STEP_C_INVALID_VALUE -1

#define EVENT_TYPE_STEP_C_VALUE					ABS_X
#define EVENT_TYPE_STEP_C_STATUS				ABS_WHEEL
#define EVENT_TYPE_STEP_DETECTOR_VALUE		REL_Y
#define EVENT_TYPE_SIGNIFICANT_VALUE		REL_Z



#define STEP_C_VALUE_MAX (32767)
#define STEP_C_VALUE_MIN (-32768)
#define STEP_C_STATUS_MIN (0)
#define STEP_C_STATUS_MAX (64)
#define STEP_C_DIV_MAX (32767)
#define STEP_C_DIV_MIN (1)


#define MAX_CHOOSE_STEP_C_NUM 5

struct step_c_control_path {
	int (*open_report_data)(int open);	/* open data rerport to HAL */
	int (*enable_nodata)(int en);	/* only enable not report event to HAL */
	int (*enable_step_detect)(int en);
	int (*enable_significant)(int en);
	int (*set_delay)(u64 delay);
	bool is_report_input_direct;
	bool is_support_batch;	/* version2.used for batch mode support flag */
};

struct step_c_data_path {
	int (*get_data)(u64 *value, int *status);
	int (*get_data_step_d)(u64 *value, int *status);
	int (*get_data_significant)(u64 *value, int *status);
	int vender_div;
};

struct step_c_init_info {
	char *name;
	int (*init)(void);
	int (*uninit)(void);
	struct platform_driver *platform_diver_addr;
};

struct step_c_data {
	hwm_sensor_data step_c_data;
	int data_updata;
	/* struct mutex lock; */
};

struct step_c_drv_obj {
	void *self;
	int polling;
	int (*step_c_operate)(void *self, uint32_t command, void *buff_in, int size_in,
			       void *buff_out, int size_out, int *actualout);
};

struct step_c_context {
	struct input_dev *idev;
	struct miscdevice mdev;
	struct work_struct report;
	struct mutex step_c_op_mutex;
	atomic_t delay;		/*polling period for reporting input event */
	atomic_t wake;		/*user-space request to wake-up, used with stop */
	struct timer_list timer;	/* polling timer */
	atomic_t trace;

	struct early_suspend early_drv;
	atomic_t early_suspend;

	struct step_c_data drv_data;
	struct step_c_control_path step_c_ctl;
	struct step_c_data_path step_c_data;
	bool is_active_nodata;	/* Active, but HAL don't need data sensor. such as orientation need */
	bool is_active_data;	/* Active and HAL need data . */
	bool is_first_data_after_enable;
	bool is_polling_run;
	bool is_batch_enable;	/* version2.this is used for judging whether sensor is in batch mode */
};

/* for auto detect */
typedef enum {
	TYPE_STEP_NON = 0,
	TYPE_STEP_DETECTOR = 1,
	TYPE_SIGNIFICANT = 2
} STEP_NOTIFY_TYPE;

extern int step_notify(STEP_NOTIFY_TYPE type);

extern int step_c_driver_add(struct step_c_init_info *obj);
extern int step_c_data_report(struct input_dev *dev, int value, int status);
extern int step_c_register_control_path(struct step_c_control_path *ctl);
extern int step_c_register_data_path(struct step_c_data_path *data);

#endif