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#define BATTERY_IOC_MAGIC 0xF9
#define BATTERY_IOC_MAXNR 15
#define BATTERY_POLLING_DATA _IOR(BATTERY_IOC_MAGIC, 1,int) //magic, ioctl index, parameter
#define BATTERY_START_POLLING _IOR(BATTERY_IOC_MAGIC, 2,int) //magic, ioctl index, parameter
#define BATTERY_POWER_KEY _IOR(BATTERY_IOC_MAGIC, 3,int*) //magic, ioctl index, parameter
#define BATTERY_DOCKING_STATUS _IOR(BATTERY_IOC_MAGIC, 4,int*)
#define BATTERY_ENABLE_CHARGER _IOR(BATTERY_IOC_MAGIC, 5,int)
#define BATTERY_ENABLE_BACKLIGHT _IOR(BATTERY_IOC_MAGIC, 6,int)
#define BATTERY_USB_STATUS _IOR(BATTERY_IOC_MAGIC, 7,int*)
#define BATTERY_REBOOT_TEST_TOOL _IOR(BATTERY_IOC_MAGIC, 8,int)
#define BATTERY_STATUS _IOR(BATTERY_IOC_MAGIC, 9,int*)
#define BOOT_REASON _IOR(BATTERY_IOC_MAGIC, 10,int*)
#define DACKING_INSTERTION (1<0)
#define DACKING_BATTERY_HIGHER_10 (1<1)
#define TEST_END (0)
#define START_NORMAL (1)
#define START_HEAVY (2)
#define IOCTL_ERROR (-1)
extern unsigned int boot_reason;
static void battery_strees_test(struct work_struct *work)
{
int ret=0;
int rt_value;
struct bq27541_device_info *battery_device =container_of(work, struct bq27541_device_info, battery_stress_test.work);
ret = bq27541_smbus_read_data(REG_STATUS,0,&rt_value);
if (ret < 0) {
printk("battery_strees_test: i2c read for REG_STATUS failed ret=%d\n", ret);
}
queue_delayed_work(battery_work_queue , &battery_device->battery_stress_test, 2*HZ);
}
long battery_ioctl(struct file *filp,unsigned int cmd, unsigned long arg)
{
int fc=0;
int battery_status=0;
if (_IOC_TYPE(cmd) == BATTERY_IOC_MAGIC ){
//printk(" battery_ioctl vaild magic \n");
}
else
return -ENOTTY;
switch(cmd)
{
case BATTERY_POLLING_DATA:
if ((arg==START_NORMAL)||(arg==START_HEAVY)){
printk(" BATTERY: battery stress test start (%s)\n",(arg==START_NORMAL)?"normal":"heavy");
queue_delayed_work(battery_work_queue , &bq27541_device->battery_stress_test, 2*HZ);
}
else{
printk(" BATTERY: battery stress test end\n");
cancel_delayed_work_sync(&bq27541_device->battery_stress_test);
}
break;
case BATTERY_REBOOT_TEST_TOOL:
break;
case BOOT_REASON:
(*(int*)arg)=boot_reason;
printk(" BATTERY: BOOT_REASON=%u\n",(*(int*)arg));
break;
default: /* redundant, as cmd was checked against MAXNR */
printk(" BATTERY: unknow i2c stress test command cmd=%x arg=%lu\n",cmd,arg);
printk(" BATTERY_POLLING_DATA=%x\n",BATTERY_POLLING_DATA);
return -ENOTTY;
}
return 0;
}
int battery_open(struct inode *inode, struct file *filp)
{
return 0;
}
struct file_operations battery_fops = {
.owner = THIS_MODULE,
.unlocked_ioctl = battery_ioctl,
.open = battery_open,
};
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