From: xinfeng zhao <xinfengx.zhao@intel.com>
Date: Thu, 20 May 2021 02:59:02 +0000 (+0800)
Subject: Add dpdk max-simd-bitwidth configuration.
X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=commitdiff_plain;h=82863d5b8422b1b817d86bd6b1829a06a49feb02;hp=95ecd38186baeb88b7803315549956a0b1a32374

Add dpdk max-simd-bitwidth configuration.

Signed-off-by: xinfeng zhao <xinfengx.zhao@intel.com>
Reviewed-by: Yulong Pei <yulong.pei@intel.com>
Change-Id: Ie7b9912eacdb60689012936580d3d774f7e470ae
---

diff --git a/resources/libraries/python/VppConfigGenerator.py b/resources/libraries/python/VppConfigGenerator.py
index 437386d81d..b5f36c69a0 100644
--- a/resources/libraries/python/VppConfigGenerator.py
+++ b/resources/libraries/python/VppConfigGenerator.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2020 Cisco and/or its affiliates.
+# Copyright (c) 2021 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:
@@ -381,6 +381,22 @@ class VppConfigGenerator:
         path = [u"dpdk", u"uio-driver"]
         self.add_config_item(self._nodeconfig, value, path)
 
+    def add_dpdk_max_simd_bitwidth(self, variant=Constants.GRAPH_NODE_VARIANT):
+        """Add DPDK max-simd-bitwidth configuration.
+
+        :param value: Graph node variant default value.
+        :type value: str
+        """
+        if variant == u"icl":
+            value = 512
+        elif variant in [u"skx", u"hsw"]:
+            value = 256
+        else:
+            return
+
+        path = [u"dpdk", u"max-simd-bitwidth"]
+        self.add_config_item(self._nodeconfig, value, path)
+
     def add_cpu_main_core(self, value):
         """Add CPU main core configuration.
 
diff --git a/resources/libraries/robot/shared/interfaces.robot b/resources/libraries/robot/shared/interfaces.robot
index a9b6440173..30c09408cf 100644
--- a/resources/libraries/robot/shared/interfaces.robot
+++ b/resources/libraries/robot/shared/interfaces.robot
@@ -152,6 +152,7 @@
 | | | ... | ${dut}.Add DPDK Dev Default TXD | ${nic_txq_size}
 | | | Run Keyword If | '${crypto_type}' != '${None}'
 | | | ... | ${dut}.Add DPDK Cryptodev | ${thr_count_int}
+| | | Run Keyword | ${dut}.Add DPDK Max Simd Bitwidth | ${GRAPH_NODE_VARIANT}
 | | END
 | | ${_vlan_strip} | ${value}= | Run Keyword And Ignore Error
 | | ... | Variable Should Exist | ${vlan_strip_off}