Aquaris-M10-4G/drivers/misc/mediatek/magnetometer/inc/mag.h

#ifndef __MAG_H__
#define __MAG_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/i2c.h>
#include <linux/irq.h>
#include <linux/uaccess.h>
#include <linux/delay.h>
#include <linux/kobject.h>
#include <linux/atomic.h>
#include <linux/proc_fs.h>

#include <sensors_io.h>
#include <hwmsen_helper.h>
#include <batch.h>
#include <hwmsensor.h>
#include <hwmsen_dev.h>
#include "mag_factory.h"


#define MAG_TAG					"<MAGNETIC> "
#define MAG_FUN(f)				pr_debug(MAG_TAG"%s\n", __func__)
#define MAG_ERR(fmt, args...)	pr_err(MAG_TAG"%s %d : "fmt, __func__, __LINE__, ##args)
#define MAG_LOG(fmt, args...)	pr_debug(MAG_TAG fmt, ##args)
#define MAG_VER(fmt, args...)   pr_debug(MAG_TAG"%s: "fmt, __func__, ##args) /*((void)0)*/

#define OP_MAG_DELAY	0X01
#define	OP_MAG_ENABLE	0X02
#define	OP_MAG_GET_DATA	0X04


#define MAG_INVALID_VALUE -1

#define EVENT_TYPE_MAGEL_X		  ABS_X
#define EVENT_TYPE_MAGEL_Y		  ABS_Y
#define EVENT_TYPE_MAGEL_Z		  ABS_Z
#define EVENT_TYPE_MAGEL_UPDATE	 REL_X
#define EVENT_DIV_MAGEL			 ABS_RUDDER
#define EVENT_TYPE_MAGEL_STATUS	 ABS_WHEEL
#define EVENT_TYPE_MAG_UPDATE                    REL_X
#define EVENT_TYPE_MAG_TIMESTAMP_HI              REL_HWHEEL
#define EVENT_TYPE_MAG_TIMESTAMP_LO              REL_DIAL

#define EVENT_TYPE_O_X		  ABS_RX
#define EVENT_TYPE_O_Y		  ABS_RY
#define EVENT_TYPE_O_Z		  ABS_RZ
#define EVENT_TYPE_O_UPDATE	 REL_RX
#define EVENT_DIV_O			 ABS_GAS
#define EVENT_TYPE_O_STATUS	 ABS_THROTTLE
#define EVENT_TYPE_ORIENT_UPDATE                 REL_RX
#define EVENT_TYPE_ORIENT_TIMESTAMP_HI           REL_WHEEL
#define EVENT_TYPE_ORIENT_TIMESTAMP_LO           REL_MISC

#define MAG_DIV_MAX (32767)
#define MAG_DIV_MIN (1)

#define MAG_VALUE_MAX (32767)
#define MAG_VALUE_MIN (-32768)
#define MAG_STATUS_MIN (0)
#define MAG_STATUS_MAX (64)

#define MAX_CHOOSE_G_NUM 5

#define MAX_M_V_SENSOR  5

#define ID_M_V_MAGNETIC 0
#define ID_M_V_ORIENTATION 1

enum MAG_TYPE {
	MAGNETIC = 0,
	ORIENTATION = 1,
};

struct mag_data_path {
	int div_m;
	int div_o;
	int (*get_data_m)(int *x, int *y, int *z, int *status);
	int (*get_data_o)(int *x, int *y, int *z, int *status);
	int (*get_raw_data)(int *x, int *y, int *z);

};

struct mag_control_path {
	int (*m_open_report_data)(int en);
	int (*m_set_delay)(u64 delay);
	int (*m_enable)(int en);
	int (*o_open_report_data)(int en);
	int (*o_set_delay)(u64 delay);
	int (*o_enable)(int en);
	bool is_report_input_direct;
	bool is_support_batch;
	bool is_use_common_factory;
};


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

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

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

struct mag_context {
	struct input_dev   *idev;
	struct miscdevice   mdev;
	struct work_struct  report;
	struct mutex mag_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 */
	struct hrtimer      hrTimer;
	ktime_t             target_ktime;
	atomic_t			trace;
	struct workqueue_struct *mag_workqueue;

	struct mag_data_path mag_dev_data;
	struct mag_control_path mag_ctl;
	atomic_t				early_suspend;
	struct mag_drv_obj *drv_obj[MAX_M_V_SENSOR];
	struct mag_data	   drv_data[MAX_M_V_SENSOR];
	bool is_first_data_after_enable;
	bool is_polling_run;
	bool				is_batch_enable;
	uint32_t			active_nodata_sensor;
	uint32_t			active_data_sensor;
};

extern int mag_attach(int sensor, struct mag_drv_obj *obj);

extern int mag_driver_add(struct mag_init_info *obj);
extern int mag_data_report(enum MAG_TYPE type, int x, int y, int z, int status, int64_t nt);
extern int mag_register_control_path(struct mag_control_path *ctl);
extern int mag_register_data_path(struct mag_data_path *ctl);




#endif