From patchwork Tue Apr 2 17:09:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ferruh Yigit X-Patchwork-Id: 52124 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 0DE9956A1; Tue, 2 Apr 2019 19:09:53 +0200 (CEST) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by dpdk.org (Postfix) with ESMTP id 36A225681; Tue, 2 Apr 2019 19:09:51 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 02 Apr 2019 10:09:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,301,1549958400"; d="scan'208";a="139386925" Received: from silpixa00399752.ir.intel.com (HELO silpixa00399752.ger.corp.intel.com) ([10.237.222.212]) by orsmga003.jf.intel.com with ESMTP; 02 Apr 2019 10:09:48 -0700 From: Ferruh Yigit To: Olivier Matz Cc: dev@dpdk.org, stable@dpdk.org, Chas Williams <3chas3@gmail.com> Date: Tue, 2 Apr 2019 18:09:46 +0100 Message-Id: <20190402170947.8134-1-ferruh.yigit@intel.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH] mbuf: update Tx VLAN and QinQ mbuf flags documentation X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 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" Currently PKT_TX_VLAN and PKT_TX_QINQ mbuf flags are documented as they are to say packet contains VLAN or QINQ information. Updating the definition as they are requests from application to driver to insert VLAN or double VLAN tags into packet. Fixes: dc6c911c9993 ("mbuf: use reserved space for double vlan") Fixes: af75078fece3 ("first public release") Cc: stable@dpdk.org Signed-off-by: Ferruh Yigit Acked-by: Olivier Matz --- Cc: Chas Williams <3chas3@gmail.com> --- lib/librte_mbuf/rte_mbuf.h | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h index 73daa8140..f61510f78 100644 --- a/lib/librte_mbuf/rte_mbuf.h +++ b/lib/librte_mbuf/rte_mbuf.h @@ -279,9 +279,11 @@ extern "C" { #define PKT_TX_TUNNEL_MASK (0xFULL << 45) /** - * Second VLAN insertion (QinQ) flag. + * Double VLAN insertion (QINQ) request to driver, driver may offload the + * insertion based on device capability. + * mbuf 'vlan_tci' & 'vlan_tci_outer' must be valid when this flag is set. */ -#define PKT_TX_QINQ (1ULL << 49) /**< TX packet with double VLAN inserted. */ +#define PKT_TX_QINQ (1ULL << 49) /* this old name is deprecated */ #define PKT_TX_QINQ_PKT PKT_TX_QINQ @@ -337,7 +339,9 @@ extern "C" { #define PKT_TX_IPV6 (1ULL << 56) /** - * TX packet is a 802.1q VLAN packet. + * VLAN tag insertion request to driver, driver may offload the insertion + * based on the device capability. + * mbuf 'vlan_tci' field must be valid when this flag is set. */ #define PKT_TX_VLAN (1ULL << 57) /* this old name is deprecated */