diff options
Diffstat (limited to 'drivers/infiniband/core/cma.c')
| -rw-r--r-- | drivers/infiniband/core/cma.c | 60 |
1 files changed, 53 insertions, 7 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 8e49db690f33..0caf465f317c 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -340,7 +340,7 @@ static int cma_translate_addr(struct sockaddr *addr, struct rdma_dev_addr *dev_a int ret; if (addr->sa_family != AF_IB) { - ret = rdma_translate_ip(addr, dev_addr); + ret = rdma_translate_ip(addr, dev_addr, NULL); } else { cma_translate_ib((struct sockaddr_ib *) addr, dev_addr); ret = 0; @@ -603,6 +603,7 @@ static int cma_modify_qp_rtr(struct rdma_id_private *id_priv, { struct ib_qp_attr qp_attr; int qp_attr_mask, ret; + union ib_gid sgid; mutex_lock(&id_priv->qp_mutex); if (!id_priv->id.qp) { @@ -625,6 +626,20 @@ static int cma_modify_qp_rtr(struct rdma_id_private *id_priv, if (ret) goto out; + ret = ib_query_gid(id_priv->id.device, id_priv->id.port_num, + qp_attr.ah_attr.grh.sgid_index, &sgid); + if (ret) + goto out; + + if (rdma_node_get_transport(id_priv->cma_dev->device->node_type) + == RDMA_TRANSPORT_IB && + rdma_port_get_link_layer(id_priv->id.device, id_priv->id.port_num) + == IB_LINK_LAYER_ETHERNET) { + ret = rdma_addr_find_smac_by_sgid(&sgid, qp_attr.smac, NULL); + + if (ret) + goto out; + } if (conn_param) qp_attr.max_dest_rd_atomic = conn_param->responder_resources; ret = ib_modify_qp(id_priv->id.qp, &qp_attr, qp_attr_mask); @@ -725,6 +740,7 @@ int rdma_init_qp_attr(struct rdma_cm_id *id, struct ib_qp_attr *qp_attr, else ret = ib_cm_init_qp_attr(id_priv->cm_id.ib, qp_attr, qp_attr_mask); + if (qp_attr->qp_state == IB_QPS_RTR) qp_attr->rq_psn = id_priv->seq_num; break; @@ -1266,6 +1282,15 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event) struct rdma_id_private *listen_id, *conn_id; struct rdma_cm_event event; int offset, ret; + u8 smac[ETH_ALEN]; + u8 alt_smac[ETH_ALEN]; + u8 *psmac = smac; + u8 *palt_smac = alt_smac; + int is_iboe = ((rdma_node_get_transport(cm_id->device->node_type) == + RDMA_TRANSPORT_IB) && + (rdma_port_get_link_layer(cm_id->device, + ib_event->param.req_rcvd.port) == + IB_LINK_LAYER_ETHERNET)); listen_id = cm_id->context; if (!cma_check_req_qp_type(&listen_id->id, ib_event)) @@ -1310,12 +1335,29 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event) if (ret) goto err3; + if (is_iboe) { + if (ib_event->param.req_rcvd.primary_path != NULL) + rdma_addr_find_smac_by_sgid( + &ib_event->param.req_rcvd.primary_path->sgid, + psmac, NULL); + else + psmac = NULL; + if (ib_event->param.req_rcvd.alternate_path != NULL) + rdma_addr_find_smac_by_sgid( + &ib_event->param.req_rcvd.alternate_path->sgid, + palt_smac, NULL); + else + palt_smac = NULL; + } /* * Acquire mutex to prevent user executing rdma_destroy_id() * while we're accessing the cm_id. */ mutex_lock(&lock); - if (cma_comp(conn_id, RDMA_CM_CONNECT) && (conn_id->id.qp_type != IB_QPT_UD)) + if (is_iboe) + ib_update_cm_av(cm_id, psmac, palt_smac); + if (cma_comp(conn_id, RDMA_CM_CONNECT) && + (conn_id->id.qp_type != IB_QPT_UD)) ib_send_cm_mra(cm_id, CMA_CM_MRA_SETTING, NULL, 0); mutex_unlock(&lock); mutex_unlock(&conn_id->handler_mutex); @@ -1474,7 +1516,7 @@ static int iw_conn_req_handler(struct iw_cm_id *cm_id, mutex_lock_nested(&conn_id->handler_mutex, SINGLE_DEPTH_NESTING); conn_id->state = RDMA_CM_CONNECT; - ret = rdma_translate_ip(laddr, &conn_id->id.route.addr.dev_addr); + ret = rdma_translate_ip(laddr, &conn_id->id.route.addr.dev_addr, NULL); if (ret) { mutex_unlock(&conn_id->handler_mutex); rdma_destroy_id(new_cm_id); @@ -1873,7 +1915,7 @@ static int cma_resolve_iboe_route(struct rdma_id_private *id_priv) struct cma_work *work; int ret; struct net_device *ndev = NULL; - u16 vid; + work = kzalloc(sizeof *work, GFP_KERNEL); if (!work) @@ -1897,10 +1939,14 @@ static int cma_resolve_iboe_route(struct rdma_id_private *id_priv) goto err2; } - vid = rdma_vlan_dev_vlan_id(ndev); + route->path_rec->vlan_id = rdma_vlan_dev_vlan_id(ndev); + memcpy(route->path_rec->dmac, addr->dev_addr.dst_dev_addr, ETH_ALEN); + memcpy(route->path_rec->smac, ndev->dev_addr, ndev->addr_len); - iboe_mac_vlan_to_ll(&route->path_rec->sgid, addr->dev_addr.src_dev_addr, vid); - iboe_mac_vlan_to_ll(&route->path_rec->dgid, addr->dev_addr.dst_dev_addr, vid); + iboe_mac_vlan_to_ll(&route->path_rec->sgid, addr->dev_addr.src_dev_addr, + route->path_rec->vlan_id); + iboe_mac_vlan_to_ll(&route->path_rec->dgid, addr->dev_addr.dst_dev_addr, + route->path_rec->vlan_id); route->path_rec->hop_limit = 1; route->path_rec->reversible = 1; |