IBCM_ALT_CEP_PATH
if (IBCM_ALT_CEP_PATH(chan_args).cep_hca_port_num != 0) {
alt_port_no = IBCM_ALT_CEP_PATH(chan_args).cep_hca_port_num;
statep->alt_port = IBCM_ALT_CEP_PATH(chan_args).cep_hca_port_num;