From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id AAD8AA09F0; Thu, 17 Dec 2020 10:34:23 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 8EB68CA3A; Thu, 17 Dec 2020 10:34:22 +0100 (CET) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 6D46EC9BA for ; Thu, 17 Dec 2020 10:34:19 +0100 (CET) IronPort-SDR: h4ch0T9MQRc/J/usroE3ZcznI0MmRfWkjlIm7NwPkvAS2yCnZSgcioFreyp3qtychNCFXPzIb1 7rCVj7QG+Dnw== X-IronPort-AV: E=McAfee;i="6000,8403,9837"; a="193611569" X-IronPort-AV: E=Sophos;i="5.78,426,1599548400"; d="scan'208";a="193611569" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Dec 2020 01:33:56 -0800 IronPort-SDR: nXuCtUYQI0GBMR6ur48CYQquG/CF527EGohpOzPQGVJsCegsaGc4PfhUDDe+nua8/+mjZe0UUH MOXjVBzj7ajg== X-IronPort-AV: E=Sophos;i="5.78,426,1599548400"; d="scan'208";a="369756873" Received: from intel-npg-odc-srv01.cd.intel.com ([10.240.178.136]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Dec 2020 01:33:30 -0800 From: Steve Yang To: dev@dpdk.org Cc: wenzhuo.lu@intel.com, beilei.xing@intel.com, bernard.iremonger@intel.com, asomalap@amd.com, rahul.lakkireddy@chelsio.com, hemant.agrawal@nxp.com, sachin.saxena@oss.nxp.com, jia.guo@intel.com, haiyue.wang@intel.com, g.singh@nxp.com, xuanziyang2@huawei.com, cloud.wangxiaoyun@huawei.com, zhouguoyang@huawei.com, xavier.huwei@huawei.com, humin29@huawei.com, yisen.zhuang@huawei.com, oulijun@huawei.com, jingjing.wu@intel.com, qiming.yang@intel.com, qi.z.zhang@intel.com, rosen.xu@intel.com, sthotton@marvell.com, srinivasan@marvell.com, heinrich.kuhn@netronome.com, hkalra@marvell.com, jerinj@marvell.com, ndabilpuram@marvell.com, kirankumark@marvell.com, rmody@marvell.com, shshaikh@marvell.com, andrew.rybchenko@oktetlabs.ru, mczekaj@marvell.com, thomas@monjalon.net, ferruh.yigit@intel.com, ivan.boule@6wind.com, konstantin.ananyev@intel.com, samuel.gauthier@6wind.com, david.marchand@6wind.com, shahafs@mellanox.com, stephen@networkplumber.org, maxime.coquelin@redhat.com, olivier.matz@6wind.com, lihuisong@huawei.com, shreyansh.jain@nxp.com, wei.dai@intel.com, fengchunsong@huawei.com, chenhao164@huawei.com, tangchengchang@hisilicon.com, helin.zhang@intel.com, yanglong.wu@intel.com, xiaolong.ye@intel.com, ting.xu@intel.com, xiaoyun.li@intel.com, dan.wei@intel.com, andy.pei@intel.com, vattunuru@marvell.com, skori@marvell.com, sony.chacko@qlogic.com, bruce.richardson@intel.com, ivan.malov@oktetlabs.ru, rad@semihalf.com, slawomir.rosek@semihalf.com, kamil.rytarowski@caviumnetworks.com, wei.zhao1@intel.com, junyux.jiang@intel.com, kumaras@chelsio.com, girish.nandibasappa@amd.com, rolf.neugebauer@netronome.com, alejandro.lucero@netronome.com, Steve Yang Date: Thu, 17 Dec 2020 09:23:03 +0000 Message-Id: <20201217092312.27033-14-stevex.yang@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201217092312.27033-1-stevex.yang@intel.com> References: <20201209031628.29572-1-stevex.yang@intel.com> <20201217092312.27033-1-stevex.yang@intel.com> Subject: [dpdk-dev] [PATCH v2 13/22] net/qede: fix the jumbo frame flag condition for mtu set 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" The jumbo frame uses the 'RTE_ETHER_MAX_LEN' as boundary condition, but the Ether overhead is larger than 18 when it supports dual VLAN tags. That will cause the jumbo flag rx offload is wrong when MTU size is 'RTE_ETHER_MTU'. This fix will change the boundary condition with 'RTE_ETHER_MTU' and overhead. Fixes: 200645ac7909 ("net/qede: set MTU") Signed-off-by: Steve Yang --- drivers/net/qede/qede_ethdev.c | 2 +- drivers/net/qede/qede_rxtx.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/qede/qede_ethdev.c b/drivers/net/qede/qede_ethdev.c index 549013557c..6919378b8e 100644 --- a/drivers/net/qede/qede_ethdev.c +++ b/drivers/net/qede/qede_ethdev.c @@ -2367,7 +2367,7 @@ static int qede_set_mtu(struct rte_eth_dev *dev, uint16_t mtu) fp->rxq->rx_buf_size = rc; } } - if (max_rx_pkt_len > RTE_ETHER_MAX_LEN) + if (frame_size > QEDE_ETH_MAX_LEN) dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME; else dev->data->dev_conf.rxmode.offloads &= ~DEV_RX_OFFLOAD_JUMBO_FRAME; diff --git a/drivers/net/qede/qede_rxtx.h b/drivers/net/qede/qede_rxtx.h index d7ff870b20..fcb564a1bb 100644 --- a/drivers/net/qede/qede_rxtx.h +++ b/drivers/net/qede/qede_rxtx.h @@ -71,6 +71,7 @@ + (QEDE_LLC_SNAP_HDR_LEN) + 2) #define QEDE_MAX_ETHER_HDR_LEN (RTE_ETHER_HDR_LEN + QEDE_ETH_OVERHEAD) +#define QEDE_ETH_MAX_LEN (RTE_ETHER_MTU + QEDE_MAX_ETHER_HDR_LEN) #define QEDE_RSS_OFFLOAD_ALL (ETH_RSS_IPV4 |\ ETH_RSS_NONFRAG_IPV4_TCP |\ -- 2.17.1