diff options
Diffstat (limited to 'include/linux/batch.h')
| -rw-r--r-- | include/linux/batch.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/include/linux/batch.h b/include/linux/batch.h new file mode 100644 index 000000000..cb7b03ca2 --- /dev/null +++ b/include/linux/batch.h @@ -0,0 +1,144 @@ + +#ifndef __BATCH_H__ +#define __BATCH_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/string.h> +#include <linux/hwmsen_dev.h> + +#define BATCH_TAG "<BATCHDEV> " +#define BATCH_FUN(f) printk(BATCH_TAG"%s\n", __func__) +#define BATCH_ERR(fmt, args...) printk(KERN_ERR BATCH_TAG"%s %d : "fmt, __func__, __LINE__, ##args) +#define BATCH_LOG(fmt, args...) printk(BATCH_TAG fmt, ##args) +#define BATCH_VER(fmt, args...) printk(BATCH_TAG"%s: "fmt, __func__, ##args) //((void)0) + +#define OP_BATCH_DELAY 0X01 +#define OP_BATCH_ENABLE 0X02 +#define OP_BATCH_GET_DATA 0X04 + +#define BATCH_INVALID_VALUE -1 + +#define EVENT_TYPE_BATCH_X ABS_X +#define EVENT_TYPE_BATCH_Y ABS_Y +#define EVENT_TYPE_BATCH_Z ABS_Z +#define EVENT_TYPE_BATCH_STATUS ABS_WHEEL +#define EVENT_TYPE_SENSORTYPE REL_RZ +#define EVENT_TYPE_BATCH_VALUE ABS_RX +#define EVENT_TYPE_END_FLAG REL_RY +#define EVENT_TYPE_TIMESTAMP_HI REL_HWHEEL +#define EVENT_TYPE_TIMESTAMP_LO REL_DIAL +#define EVENT_TYPE_BATCH_READY REL_X + +#define BATCH_VALUE_MAX (32767) +#define BATCH_VALUE_MIN (-32768) +#define BATCH_STATUS_MIN (0) +#define BATCH_STATUS_MAX (64) +#define BATCH_TYPE_MIN (0) +#define BATCH_TYPE_MAX (64) +#define BATCH_DIV_MAX (32767) +#define BATCH_DIV_MIN (1) + +enum { + SENSORS_BATCH_DRY_RUN = 0x00000001, + SENSORS_BATCH_WAKE_UPON_FIFO_FULL = 0x00000002 +}; +#define MAX_CHOOSE_BATCH_NUM 5 +struct batch_init_info +{ + char *name; + int (*init)(void); + int (*uninit)(void); + struct platform_driver* platform_diver_addr; +}; + +struct batch_control_path +{ + int (*enable_hw_batch)(int handle, int enable, int flag, long long samplingPeriodNs,long long maxBatchReportLatencyNs);//let the hardware know that data should be written to fifo + int (*flush)(int handle);//open data rerport to HAL +}; + +struct batch_timestamp_info +{ + int64_t start_t; + int64_t end_t; + uint32_t total_count; + uint32_t num; +}; + +struct batch_data_path +{ + 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 + int (*get_fifo_status)(int *len, int *status, char *reserved, struct batch_timestamp_info *p_batch_timestampe_info); + int samplingPeriodMs; + int maxBatchReportLatencyMs;//report latency for every sensor + int flags;//reserved + int is_batch_supported;//batch mode supporting status + int div; + int is_timestamp_supported; +}; + +struct batch_dev_list +{ + 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 + 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 +}; + + +struct batch_context { + struct input_dev *idev; + struct miscdevice mdev; + struct work_struct report; + struct mutex batch_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; + struct wake_lock read_data_wake_lock; + atomic_t early_suspend; + + struct batch_dev_list dev_list; + + uint32_t active_sensor; + int batch_result; + int flush_result; + bool is_first_data_after_enable; + bool is_polling_run; + int div_flag; + int numOfDataLeft; + int force_wake_upon_fifo_full; + + struct batch_timestamp_info timestamp_info[MAX_ANDROID_SENSOR_NUM+1]; +}; + +typedef enum { + TYPE_NON = 0, + TYPE_MOTION = 1, + TYPE_GESTURE = 2, + TYPE_BATCHTIMEOUT = 3, + TYPE_BATCHFULL = 4, + TYPE_ERROR = 5, + TYPE_DATAREADY = 6 +} BATCH_NOTIFY_TYPE; + +//driver API for third party vendor +extern int batch_notify(BATCH_NOTIFY_TYPE type); +extern int batch_driver_add(struct batch_init_info* obj); +extern void report_batch_data(struct input_dev *dev, hwm_sensor_data *data); +extern void report_batch_finish(struct input_dev *dev, int handle); +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] +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] +extern int batch_register_support_info(int handle, int support, int div, int timestamp_supported); +#endif |