diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/core/cma.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 30d1c32a816f..66590a4c612d 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -2036,6 +2036,33 @@ __be64 rdma_get_service_id(struct rdma_cm_id *id, struct sockaddr *addr) } EXPORT_SYMBOL(rdma_get_service_id); +void rdma_read_gids(struct rdma_cm_id *cm_id, union ib_gid *sgid, + union ib_gid *dgid) +{ + struct rdma_addr *addr = &cm_id->route.addr; + + if (!cm_id->device) { + if (sgid) + memset(sgid, 0, sizeof(*sgid)); + if (dgid) + memset(dgid, 0, sizeof(*dgid)); + return; + } + + if (rdma_protocol_roce(cm_id->device, cm_id->port_num)) { + if (sgid) + rdma_ip2gid((struct sockaddr *)&addr->src_addr, sgid); + if (dgid) + rdma_ip2gid((struct sockaddr *)&addr->dst_addr, dgid); + } else { + if (sgid) + rdma_addr_get_sgid(&addr->dev_addr, sgid); + if (dgid) + rdma_addr_get_dgid(&addr->dev_addr, dgid); + } +} +EXPORT_SYMBOL(rdma_read_gids); + static int cma_iw_handler(struct iw_cm_id *iw_id, struct iw_cm_event *iw_event) { struct rdma_id_private *id_priv = iw_id->context; |