ocrdma_qp_state_change
ocrdma_qp_state_change(qp, new_ib_qps, &old_ib_qps);
int ocrdma_qp_state_change(struct ocrdma_qp *, enum ib_qp_state new_state,
status = ocrdma_qp_state_change(qp, attr->qp_state, &old_qps);
ocrdma_qp_state_change(qp, qp_attr->qp_state, NULL);
ocrdma_qp_state_change(qp, IB_QPS_ERR, NULL);