qm_ping_single_vf
ret = qm_ping_single_vf(qm, QM_PF_SET_QOS, qos, fun_num);
ret = qm_ping_single_vf(qm, QM_FUNCTION_RESET, 0, fun_num);
ret = qm_ping_single_vf(qm, QM_PF_SET_ISOLATE, data, fun_num);