Stricted
142 lines
4.6 KiB
C
142 lines
4.6 KiB
C
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#ifndef __BATCH_H__
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#define __BATCH_H__
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#include <linux/wakelock.h>
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#include <linux/interrupt.h>
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#include <linux/miscdevice.h>
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#include <linux/platform_device.h>
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#include <linux/input.h>
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#include <linux/workqueue.h>
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#include <linux/slab.h>
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#include <linux/module.h>
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#include <linux/hwmsensor.h>
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#include <linux/earlysuspend.h>
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#include <linux/string.h>
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#include <linux/hwmsen_dev.h>
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#define BATCH_TAG "<BATCHDEV> "
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#define BATCH_FUN(f) printk(BATCH_TAG"%s\n", __func__)
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#define BATCH_ERR(fmt, args...) printk(BATCH_TAG"%s %d : "fmt, __func__, __LINE__, ##args)
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#define BATCH_LOG(fmt, args...) printk(BATCH_TAG fmt, ##args)
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#define BATCH_VER(fmt, args...) printk(BATCH_TAG"%s: "fmt, __func__, ##args) //((void)0)
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#define OP_BATCH_DELAY 0X01
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#define OP_BATCH_ENABLE 0X02
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#define OP_BATCH_GET_DATA 0X04
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#define BATCH_INVALID_VALUE -1
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#define EVENT_TYPE_BATCH_X ABS_X
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#define EVENT_TYPE_BATCH_Y ABS_Y
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#define EVENT_TYPE_BATCH_Z ABS_Z
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#define EVENT_TYPE_BATCH_STATUS ABS_WHEEL
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#define EVENT_TYPE_SENSORTYPE REL_RZ
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#define EVENT_TYPE_BATCH_VALUE ABS_RX
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#define EVENT_TYPE_END_FLAG REL_RY
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#define EVENT_TYPE_TIMESTAMP_HI REL_HWHEEL
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#define EVENT_TYPE_TIMESTAMP_LO REL_DIAL
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#define BATCH_VALUE_MAX (32767)
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#define BATCH_VALUE_MIN (-32768)
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#define BATCH_STATUS_MIN (0)
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#define BATCH_STATUS_MAX (64)
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#define BATCH_TYPE_MIN (0)
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#define BATCH_TYPE_MAX (64)
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#define BATCH_DIV_MAX (32767)
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#define BATCH_DIV_MIN (1)
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enum {
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SENSORS_BATCH_DRY_RUN = 0x00000001,
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SENSORS_BATCH_WAKE_UPON_FIFO_FULL = 0x00000002
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};
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#define MAX_CHOOSE_BATCH_NUM 5
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struct batch_init_info
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{
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char *name;
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int (*init)(void);
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int (*uninit)(void);
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struct platform_driver* platform_diver_addr;
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};
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struct batch_control_path
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{
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int (*enable_hw_batch)(int handle, int enable, long long samplingPeriodNs,long long maxBatchReportLatencyNs);//let the hardware know that data should be written to fifo
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int (*flush)(int handle);//open data rerport to HAL
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};
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struct batch_timestamp_info
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{
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int64_t start_t;
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int64_t end_t;
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uint32_t total_count;
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uint32_t num;
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};
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struct batch_data_path
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{
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int (*get_data)(int handle, hwm_sensor_data *data);//sensor data is got one by one, return value: 1 stands for data read not finish 0 stands for read data done
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int (*get_fifo_status)(int *len, int *status, char *reserved, struct batch_timestamp_info *p_batch_timestampe_info);
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int delay;//report latency for every sensor
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int flags;//reserved
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int is_batch_supported;//batch mode supporting status
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int div;
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int is_timestamp_supported;
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};
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struct batch_dev_list
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{
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struct batch_control_path ctl_dev[MAX_ANDROID_SENSOR_NUM+1];//ctl_dev[max] is used for sensor HUB driver to control sensor HUB , ctl_dev[1]... are for single sensor batch mode control
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struct batch_data_path data_dev[MAX_ANDROID_SENSOR_NUM+1];//data_dev[max] is used for sensor HUB driver to access single fifo sensor data, data_dev[1]... are for single sensor fifo sensor data
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};
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struct batch_context {
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struct input_dev *idev;
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struct miscdevice mdev;
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struct work_struct report;
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struct mutex batch_op_mutex;
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atomic_t delay; /*polling period for reporting input event*/
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atomic_t wake; /*user-space request to wake-up, used with stop*/
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struct timer_list timer; /* polling timer */
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atomic_t trace;
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struct early_suspend early_drv;
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struct wake_lock read_data_wake_lock;
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atomic_t early_suspend;
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struct batch_dev_list dev_list;
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uint32_t active_sensor;
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int batch_result;
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int flush_result;
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bool is_first_data_after_enable;
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bool is_polling_run;
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int div_flag;
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struct batch_timestamp_info timestamp_info[MAX_ANDROID_SENSOR_NUM+1];
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};
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typedef enum {
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TYPE_NON = 0,
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TYPE_MOTION = 1,
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TYPE_GESTURE = 2,
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TYPE_BATCHTIMEOUT = 3,
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TYPE_BATCHFULL = 4,
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TYPE_ERROR = 5,
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TYPE_DATAREADY = 6
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} BATCH_NOTIFY_TYPE;
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//driver API for third party vendor
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extern int batch_notify(BATCH_NOTIFY_TYPE type);
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extern int batch_driver_add(struct batch_init_info* obj);
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extern void report_batch_data(struct input_dev *dev, hwm_sensor_data *data);
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extern void report_batch_finish(struct input_dev *dev, int handle);
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extern int batch_register_control_path(int handle, struct batch_control_path *ctl);//when you register control path of sensor hub driver, use handle = [MAX_ANDROID_SENSOR_NUM+1]
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extern int batch_register_data_path(int handle, struct batch_data_path *data);//when you register control path of sensor hub driver, use handle = [MAX_ANDROID_SENSOR_NUM+1]
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extern int batch_register_support_info(int handle, int support, int div, int timestamp_supported);
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#endif
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