arch/arm/mach-mt8127/tpw8127_tb_c_l/gyroscope/gyroscope.h

   1
   2 #ifndef __GYROSCOPE_H__
   3 #define __GYROSCOPE_H__
   4
   5
   6 #include <linux/wakelock.h>
   7 #include <linux/interrupt.h>
   8 #include <linux/miscdevice.h>
   9 #include <linux/platform_device.h>
  10 #include <linux/input.h>
  11 #include <linux/workqueue.h>
  12 #include <linux/slab.h>
  13 #include <linux/module.h>
  14 #include <linux/hwmsensor.h>
  15 #include <linux/earlysuspend.h>
  16 #include <linux/hwmsen_dev.h>
  17
  18
  19 #define GYRO_TAG                                        "<GYROSCOPE> "
  20 #define GYRO_FUN(f)                             printk(GYRO_TAG"%s\n", __func__)
  21 #define GYRO_ERR(fmt, args...)  printk(GYRO_TAG"%s %d : "fmt, __func__, __LINE__, ##args)
  22 #define GYRO_LOG(fmt, args...)  printk(GYRO_TAG fmt, ##args)
  23 #define GYRO_VER(fmt, args...)  printk(GYRO_TAG"%s: "fmt, __func__, ##args) //((void)0)
  24
  25 #define OP_GYRO_DELAY   0X01
  26 #define OP_GYRO_ENABLE  0X02
  27 #define OP_GYRO_GET_DATA        0X04
  28
  29 #define GYRO_INVALID_VALUE -1
  30
  31 #define EVENT_TYPE_GYRO_X                       ABS_X
  32 #define EVENT_TYPE_GYRO_Y                       ABS_Y
  33 #define EVENT_TYPE_GYRO_Z                       ABS_Z
  34 #define EVENT_TYPE_GYRO_STATUS     ABS_WHEEL
  35
  36
  37 #define GYRO_VALUE_MAX (32767)
  38 #define GYRO_VALUE_MIN (-32768)
  39 #define GYRO_STATUS_MIN (0)
  40 #define GYRO_STATUS_MAX (64)
  41 #define GYRO_DIV_MAX (32767)
  42 #define GYRO_DIV_MIN (1)
  43
  44
  45 #define MAX_CHOOSE_GYRO_NUM 5
  46
  47 struct gyro_control_path
  48 {
  49         int (*open_report_data)(int open);//open data rerport to HAL
  50         int (*enable_nodata)(int en);//only enable not report event to HAL
  51         int (*set_delay)(u64 delay);
  52         bool is_report_input_direct;
  53         bool is_support_batch;
  54 };
  55
  56 struct gyro_data_path
  57 {
  58         int (*get_data)(int *x,int *y, int *z,int *status);
  59         int vender_div;
  60 };
  61
  62 struct gyro_init_info
  63 {
  64         char *name;
  65         int (*init)(void);
  66         int (*uninit)(void);
  67         struct platform_driver* platform_diver_addr;
  68 };
  69
  70 struct gyro_data{
  71         hwm_sensor_data gyro_data ;
  72         int data_updata;
  73         //struct mutex lock;
  74 };
  75
  76 struct gyro_drv_obj {
  77   void *self;
  78         int polling;
  79         int (*gyro_operate)(void* self, uint32_t command, void* buff_in, int size_in,
  80                 void* buff_out, int size_out, int* actualout);
  81 };
  82
  83 struct gyro_context {
  84         struct input_dev   *idev;
  85         struct miscdevice   mdev;
  86         struct work_struct  report;
  87         struct mutex gyro_op_mutex;
  88         atomic_t            delay; /*polling period for reporting input event*/
  89         atomic_t            wake;  /*user-space request to wake-up, used with stop*/
  90         struct timer_list   timer;  /* polling timer */
  91         atomic_t            trace;
  92
  93         struct early_suspend    early_drv;
  94         atomic_t                early_suspend;
  95         //struct gyro_drv_obj    drv_obj;
  96         struct gyro_data       drv_data;
  97         struct gyro_control_path   gyro_ctl;
  98         struct gyro_data_path   gyro_data;
  99         bool                    is_active_nodata;               // Active, but HAL don't need data sensor. such as orientation need
 100         bool                    is_active_data;         // Active and HAL need data .
 101         bool is_first_data_after_enable;
 102         bool is_polling_run;
 103         bool is_batch_enable;
 104 };
 105
 106 //driver API for internal
 107 //extern int gyro_enable_nodata(int enable);
 108 //extern int gyro_attach(struct gyro_drv_obj *obj);
 109 //driver API for third party vendor
 110
 111 //for auto detect
 112 extern int gyro_driver_add(struct gyro_init_info* obj) ;
 113 extern int gyro_data_report(int x, int y, int z,int status);
 114 extern int gyro_register_control_path(struct gyro_control_path *ctl);
 115 extern int gyro_register_data_path(struct gyro_data_path *data);
 116 #endif