void btd_add_conn_fail_cb(btd_conn_fail_cb func)
{
	conn_fail_list = g_slist_append(conn_fail_list, func);
}
void btd_add_conn_fail_cb(btd_conn_fail_cb func)
{
	conn_fail_list = g_slist_append(conn_fail_list, func);
}