to_ib_qp_state
attr->qp_state = to_ib_qp_state(qhp->attr.state);
attr->cur_qp_state = to_ib_qp_state(qhp->attr.state);
qp->state = to_ib_qp_state(mlx4_state);
qp->state = to_ib_qp_state(MLX5_GET(qpc, qpc, state));
qp->state = to_ib_qp_state(mthca_state);