杰理-耳机进入关机关闭内内置触摸-节省功耗

 if (__this->init == 0) {
    return LP_TOUCH_SOFTOFF_MODE_LEGACY;
}

if ((__this -> softoff_mode == LP_TOUCH_SOFTOFF_MODE_ADVANCE) && (__this->softoff_keep == 0)) {
    lp_touch_key_disable();
}  

__this->softoff_keep = 0;