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 18652A0C47; Tue, 6 Jul 2021 13:39:21 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B591A412A5; Tue, 6 Jul 2021 13:39:16 +0200 (CEST) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by mails.dpdk.org (Postfix) with ESMTP id 72DD54120E for ; Tue, 6 Jul 2021 13:39:14 +0200 (CEST) X-IronPort-AV: E=McAfee;i="6200,9189,10036"; a="208917676" X-IronPort-AV: E=Sophos;i="5.83,328,1616482800"; d="scan'208";a="208917676" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jul 2021 04:39:12 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,328,1616482800"; d="scan'208";a="496571938" Received: from silpixa00400884.ir.intel.com ([10.243.22.82]) by fmsmga002.fm.intel.com with ESMTP; 06 Jul 2021 04:39:11 -0700 From: Radu Nicolau To: Akhil Goyal , Declan Doherty Cc: dev@dpdk.org, Radu Nicolau , Abhijit Sinha , Daniel Martin Buckley Date: Tue, 6 Jul 2021 12:28:56 +0100 Message-Id: <20210706112904.3094598-2-radu.nicolau@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210706112904.3094598-1-radu.nicolau@intel.com> References: <20210706112904.3094598-1-radu.nicolau@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-dev] [RFC 01/10] security: add support for TSO on IPsec session 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" Allow user to provision a per security session maximum segment size (MSS) for use when Transmit Segmentation Offload (TSO) is supported. The MSS value will be used when PKT_TX_TCP_SEG or PKT_TX_UDP_SEG ol_flags are specified in mbuf. Signed-off-by: Declan Doherty Signed-off-by: Radu Nicolau Signed-off-by: Abhijit Sinha Signed-off-by: Daniel Martin Buckley --- lib/security/rte_security.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/lib/security/rte_security.h b/lib/security/rte_security.h index 88d31de0a6..45896a77d0 100644 --- a/lib/security/rte_security.h +++ b/lib/security/rte_security.h @@ -181,6 +181,19 @@ struct rte_security_ipsec_sa_options { * * 0: Disable per session security statistics collection for this SA. */ uint32_t stats : 1; + + /** Transmit Segmentation Offload (TSO) + * + * * 1: Enable per session security TSO support, use MSS value provide + * in IPsec security session when PKT_TX_TCP_SEG or PKT_TX_UDP_SEG + * ol_flags are set in mbuf. + * this SA, if supported by the driver. + * * 0: No TSO support for offload IPsec packets. Hardware will not + * attempt to segment packet, and packet transmission will fail if + * larger than MTU of interface + */ + uint32_t tso : 1; + }; /** IPSec security association direction */ @@ -217,6 +230,8 @@ struct rte_security_ipsec_xform { /**< Anti replay window size to enable sequence replay attack handling. * replay checking is disabled if the window size is 0. */ + uint32_t mss; + /**< IPsec payload Maximum Segment Size */ }; /** -- 2.25.1