static ssize_t touch_cali_status(struct device *dev, struct device_attribute *attr, char *_buf)
{
int ret;
ret = TouchPanelSetCalibration(4, screen_x, screen_y, uncali_x, uncali_y);
if (ret == 1){
memcpy(uncali_x_default, uncali_x, sizeof(uncali_x));
memcpy(uncali_y_default, uncali_y, sizeof(uncali_y));
printk("touch_cali_status-0--%d,%d,%d,%d,%d,%d,%d,%d,%d,%d\n",
uncali_x_default[0], uncali_y_default[0],
uncali_x_default[1], uncali_y_default[1],
uncali_x_default[2], uncali_y_default[2],
uncali_x_default[3], uncali_y_default[3],
uncali_x_default[4], uncali_y_default[4]);
ret = sprintf(_buf, "successful\n");
}
else{
printk("touchpal calibration failed, use default value.\n");
#if 0
ret = TouchPanelSetCalibration(4, screen_x, screen_y, uncali_x_default, uncali_y_default);
printk("touch_cali_status-1---%d,%d,%d,%d,%d,%d,%d,%d,%d,%d\n",
uncali_x_default[0], uncali_y_default[0],
uncali_x_default[1], uncali_y_default[1],
uncali_x_default[2], uncali_y_default[2],
uncali_x_default[3], uncali_y_default[3],
uncali_x_default[4], uncali_y_default[4]);
if (ret == 1){
ret = sprintf(_buf, "recovery\n");
}
else{
ret = sprintf(_buf, "fail\n");
}
#endif
}
//printk("Calibration status: _buf=<%s", _buf);
return ret;
}
static ssize_t touch_cali_status(struct device_driver *_drv, char *_buf)
{
int ret;
D("enter!\n");
ret = TouchPanelSetCalibration(4, screen_x, screen_y, uncali_x, uncali_y);
if (ret == 1)
ret = sprintf(_buf, "successful\n");
else
ret = sprintf(_buf, "fail\n");
printk("Calibration status: _buf=<%s", _buf);
return ret;
}
static int __init tp_calib_iface_init(void)
{
int ret = 0;
int err = 0;
tp_class = class_create(THIS_MODULE, "touchpanel");
if (IS_ERR(tp_class))
{
printk("Create class touchpanel failed.\n");
return -ENOMEM;
}
/*
memcpy(screen_x,x,5*sizeof(int));
memcpy(screen_y,y,5*sizeof(int));
memcpy(uncali_x_default,uncali_x,5*sizeof(int));
memcpy(uncali_y_default,uncali_y,5*sizeof(int));
*/
err = TouchPanelSetCalibration(4, screen_x, screen_y, uncali_x_default, uncali_y_default);
printk("tp_calib_iface_init---%d,%d,%d,%d,%d,%d,%d,%d,%d,%d\n",
uncali_x_default[0], uncali_y_default[0],
uncali_x_default[1], uncali_y_default[1],
uncali_x_default[2], uncali_y_default[2],
uncali_x_default[3], uncali_y_default[3],
uncali_x_default[4], uncali_y_default[4]);
if (err == 1){
printk("Auto set calibration successfully.\n");
} else {
printk("Auto set calibraion failed, reset data again please !");
}
/*
* Create ifaces for TP calibration.
*/
tp_dev = device_create(tp_class, NULL, MKDEV(0, 1), NULL, "tp");
ret = device_create_file(tp_dev, &dev_attr_touchcheck);
ret += device_create_file(tp_dev, &dev_attr_touchadc);
ret += device_create_file(tp_dev, &dev_attr_calistatus);
#ifdef TS_PRESSURE
ret += device_create_file(tp_dev, &dev_attr_pressure);
#endif
if (ret)
{
printk("Fail to class ifaces for TP calibration.\n");
}
return ret;
}