From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 5BDB5A0A0A; Thu, 3 Jun 2021 10:04:22 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id CD2D840689; Thu, 3 Jun 2021 10:04:21 +0200 (CEST) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by mails.dpdk.org (Postfix) with ESMTP id C467C4067A for ; Thu, 3 Jun 2021 10:04:19 +0200 (CEST) IronPort-SDR: fR8h4yPXoXDe8rLFcDAPMGGmzS74jHR57yKNU3lxiujuOR0NUO6V8hle/XBkQnqd/ayJ9wmYBD 2Lmq/ZU2Zb/A== X-IronPort-AV: E=McAfee;i="6200,9189,10003"; a="191101683" X-IronPort-AV: E=Sophos;i="5.83,244,1616482800"; d="scan'208";a="191101683" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Jun 2021 01:04:01 -0700 IronPort-SDR: 7WxdiENOrvt1/3euX+gNuiA6yUWzC2bMZu7nP2w65nX62GH89t0DOvOBrryroaykAo1Q51hSQ/ uFHq+zrnM05g== X-IronPort-AV: E=Sophos;i="5.83,244,1616482800"; d="scan'208";a="467876666" Received: from shwdenpg235.ccr.corp.intel.com ([10.240.182.60]) by fmsmga004-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Jun 2021 01:03:57 -0700 From: Alvin Zhang To: qi.z.zhang@intel.com, andrew.rybchenko@oktetlabs.ru Cc: dev@dpdk.org, Alvin Zhang Date: Thu, 3 Jun 2021 16:03:52 +0800 Message-Id: <20210603080352.10924-1-alvinx.zhang@intel.com> X-Mailer: git-send-email 2.21.0.windows.1 In-Reply-To: <20210603031214.19892-1-alvinx.zhang@intel.com> References: <20210603031214.19892-1-alvinx.zhang@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-dev] [PATCH v2] ethdev: add IPv4 checksum RSS offload type X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This patch defines new RSS offload type for IPv4 checksum, which is required when users want to distribute packets based on the IPv4 checksum field. For example "flow create 0 ingress pattern eth / ipv4 / end actions rss types ipv4-chksum end queues end / end", this flow causes all matching packets to be distributed to queues on basis of IPv4 checksum. Signed-off-by: Alvin Zhang --- app/test-pmd/cmdline.c | 2 ++ app/test-pmd/config.c | 1 + lib/ethdev/rte_ethdev.h | 1 + 3 files changed, 4 insertions(+) diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index 0268b18..32da066 100644 --- a/app/test-pmd/cmdline.c +++ b/app/test-pmd/cmdline.c @@ -2254,6 +2254,8 @@ struct cmd_config_rss { rss_conf.rss_hf = ETH_RSS_ECPRI; else if (!strcmp(res->value, "mpls")) rss_conf.rss_hf = ETH_RSS_MPLS; + else if (!strcmp(res->value, "ipv4-chksum")) + rss_conf.rss_hf = ETH_RSS_IPV4_CHKSUM; else if (!strcmp(res->value, "none")) rss_conf.rss_hf = 0; else if (!strcmp(res->value, "level-default")) { diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c index 43c79b5..2c0c415 100644 --- a/app/test-pmd/config.c +++ b/app/test-pmd/config.c @@ -140,6 +140,7 @@ { "gtpu", ETH_RSS_GTPU }, { "ecpri", ETH_RSS_ECPRI }, { "mpls", ETH_RSS_MPLS }, + { "ipv4-chksum", ETH_RSS_IPV4_CHKSUM }, { NULL, 0 }, }; diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h index faf3bd9..f10d834 100644 --- a/lib/ethdev/rte_ethdev.h +++ b/lib/ethdev/rte_ethdev.h @@ -537,6 +537,7 @@ struct rte_eth_rss_conf { #define ETH_RSS_PPPOE (1ULL << 31) #define ETH_RSS_ECPRI (1ULL << 32) #define ETH_RSS_MPLS (1ULL << 33) +#define ETH_RSS_IPV4_CHKSUM (1ULL << 34) /* * We use the following macros to combine with above ETH_RSS_* for -- 1.8.3.1