interface: add multi tx-queues support for new tx infra

Type: feature

Change-Id: I231f782b3c56dc2b10321e4569ac7acdad1c11da
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
diff --git a/src/vnet/pg/stream.c b/src/vnet/pg/stream.c
index 605567c..2c75c2b 100644
--- a/src/vnet/pg/stream.c
+++ b/src/vnet/pg/stream.c
@@ -245,6 +245,7 @@
   .build_rewrite = NULL,
   //.update_adjacency = gre_update_adj,
   .flags = VNET_HW_INTERFACE_CLASS_FLAG_P2P,
+  .tx_hash_fn_type = VNET_HASH_FN_TYPE_IP,
 };
 
 u32