librdmacm/src/cma.c

601 static int rdma_init_qp_attr(struct rdma_cm_id *id, struct ibv_qp_attr *qp_attr,
613 	cmd->qp_state = qp_attr->qp_state;
621 	ibv_copy_qp_attr_from_kern(qp_attr, resp);
629 	struct ibv_qp_attr qp_attr;
636 	qp_attr.qp_state = IBV_QPS_INIT;
637 	ret = rdma_init_qp_attr(id, &qp_attr, &qp_attr_mask);
641 	ret = ibv_modify_qp(id->qp, &qp_attr, qp_attr_mask);
645 	qp_attr.qp_state = IBV_QPS_RTR;
646 	ret = rdma_init_qp_attr(id, &qp_attr, &qp_attr_mask);
651 		qp_attr.max_dest_rd_atomic = conn_param->responder_resources;
652 	return ibv_modify_qp(id->qp, &qp_attr, qp_attr_mask);
657 	struct ibv_qp_attr qp_attr;
660 	qp_attr.qp_state = IBV_QPS_RTS;
661 	ret = rdma_init_qp_attr(id, &qp_attr, &qp_attr_mask);
665 	return ibv_modify_qp(id->qp, &qp_attr, qp_attr_mask);
670 	struct ibv_qp_attr qp_attr;
675 	qp_attr.qp_state = IBV_QPS_SQD;
676 	return ibv_modify_qp(id->qp, &qp_attr, IBV_QP_STATE);
681 	struct ibv_qp_attr qp_attr;
686 	qp_attr.qp_state = IBV_QPS_ERR;
687 	return ibv_modify_qp(id->qp, &qp_attr, IBV_QP_STATE);
708 	struct ibv_qp_attr qp_attr;
713 			     &qp_attr.pkey_index);
717 	qp_attr.port_num = id_priv->id.port_num;
718 	qp_attr.qp_state = IBV_QPS_INIT;
719 	qp_attr.qp_access_flags = 0;
721 	return ibv_modify_qp(qp, &qp_attr, IBV_QP_STATE | IBV_QP_ACCESS_FLAGS |
727 	struct ibv_qp_attr qp_attr;
733 	qp_attr.qp_state = IBV_QPS_INIT;
734 	ret = rdma_init_qp_attr(&id_priv->id, &qp_attr, &qp_attr_mask);
738 	return ibv_modify_qp(qp, &qp_attr, qp_attr_mask);
743 	struct ibv_qp_attr qp_attr;
748 			     &qp_attr.pkey_index);
752 	qp_attr.port_num = id_priv->id.port_num;
753 	qp_attr.qp_state = IBV_QPS_INIT;
754 	qp_attr.qkey = RDMA_UDP_QKEY;
756 	ret = ibv_modify_qp(qp, &qp_attr, IBV_QP_STATE | IBV_QP_QKEY |
761 	qp_attr.qp_state = IBV_QPS_RTR;
762 	ret = ibv_modify_qp(qp, &qp_attr, IBV_QP_STATE);
766 	qp_attr.qp_state = IBV_QPS_RTS;
767 	qp_attr.sq_psn = 0;
768 	return ibv_modify_qp(qp, &qp_attr, IBV_QP_STATE | IBV_QP_SQ_PSN);
773 	struct ibv_qp_attr qp_attr;
779 	qp_attr.qp_state = IBV_QPS_INIT;
780 	ret = rdma_init_qp_attr(&id_priv->id, &qp_attr, &qp_attr_mask);
784 	ret = ibv_modify_qp(qp, &qp_attr, qp_attr_mask);
788 	qp_attr.qp_state = IBV_QPS_RTR;
789 	ret = ibv_modify_qp(qp, &qp_attr, IBV_QP_STATE);
793 	qp_attr.qp_state = IBV_QPS_RTS;
794 	qp_attr.sq_psn = 0;
795 	return ibv_modify_qp(qp, &qp_attr, IBV_QP_STATE | IBV_QP_SQ_PSN);