X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FInterfaceUtil.py;fp=resources%2Flibraries%2Fpython%2FInterfaceUtil.py;h=552d0004eedb2035cb82a479c3056e37674b9b26;hp=2921f7d10d49ceb6edec2820809483e06ecf190e;hb=b313ae4177b708afcd7f4cbb0289316b2d7fc9c8;hpb=6c913634f0d70d64b2c88122bbe9eb911f29e417

diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py
index 2921f7d10d..552d0004ee 100644
--- a/resources/libraries/python/InterfaceUtil.py
+++ b/resources/libraries/python/InterfaceUtil.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2019 Cisco and/or its affiliates.
+# Copyright (c) 2020 Cisco and/or its affiliates.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at:
@@ -103,6 +103,13 @@ class LinkBondMode(IntEnum):
     BOND_API_MODE_LACP = 5
 
 
+class RdmaMode(IntEnum):
+    """RDMA interface mode."""
+    RDMA_API_MODE_AUTO = 0
+    RDMA_API_MODE_IBV = 1
+    RDMA_API_MODE_DV = 2
+
+
 class InterfaceUtil:
     """General utilities for managing interfaces"""
 
@@ -1214,16 +1221,19 @@ class InterfaceUtil:
         return if_key
 
     @staticmethod
-    def vpp_create_rdma_interface(node, if_key, num_rx_queues=None):
+    def vpp_create_rdma_interface(
+            node, if_key, num_rx_queues=None, mode=u"auto"):
         """Create RDMA interface on VPP node.
 
         :param node: DUT node from topology.
         :param if_key: Physical interface key from topology file of interface
             to be bound to rdma-core driver.
         :param num_rx_queues: Number of RX queues.
+        :param mode: RDMA interface mode - auto/ibv/dv.
         :type node: dict
         :type if_key: str
         :type num_rx_queues: int
+        :type mode: str
         :returns: Interface key (name) in topology file.
         :rtype: str
         :raises RuntimeError: If it is not possible to create RDMA interface on
@@ -1235,8 +1245,9 @@ class InterfaceUtil:
             name=InterfaceUtil.pci_to_eth(node, pci_addr),
             host_if=InterfaceUtil.pci_to_eth(node, pci_addr),
             rxq_num=int(num_rx_queues) if num_rx_queues else 0,
-            rxq_size=0,
-            txq_size=0
+            rxq_size=1024,
+            txq_size=1024,
+            mode=getattr(RdmaMode,f"RDMA_API_MODE_{mode.upper()}").value,
         )
         err_msg = f"Failed to create RDMA interface on host {node[u'host']}"
         with PapiSocketExecutor(node) as papi_exec: