From patchwork Tue Aug 11 07:59:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steve Yang X-Patchwork-Id: 75380 X-Patchwork-Delegate: qi.z.zhang@intel.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id A5880A04C9; Tue, 11 Aug 2020 10:09:57 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 0E5381C043; Tue, 11 Aug 2020 10:09:54 +0200 (CEST) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by dpdk.org (Postfix) with ESMTP id A7EA41C031 for ; Tue, 11 Aug 2020 10:09:51 +0200 (CEST) IronPort-SDR: fE9NCbulpQmniIna5coxA126qiFonsU2wDoI5VWrDAQ0MO7dbYyy7HrwBwnTChONgpEkhOgIPc ihoTw0TgnpWA== X-IronPort-AV: E=McAfee;i="6000,8403,9709"; a="133226880" X-IronPort-AV: E=Sophos;i="5.75,460,1589266800"; d="scan'208";a="133226880" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Aug 2020 01:09:51 -0700 IronPort-SDR: rDpAd4KFpKINf0ExJ68V5t65/nDcDooeSt6ksaFHeK3zZtTnH56M0Yx4pfpvxOo5Z8/bEsPpWP PFjLqRY8RQJA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,460,1589266800"; d="scan'208";a="308335329" Received: from intel-npg-odc-srv01.cd.intel.com ([10.240.178.134]) by orsmga002.jf.intel.com with ESMTP; 11 Aug 2020 01:09:49 -0700 From: SteveX Yang To: jingjing.wu@intel.com, beilei.xing@intel.com, dev@dpdk.org Cc: qiming.yang@intel.com, SteveX Yang Date: Tue, 11 Aug 2020 07:59:05 +0000 Message-Id: <20200811075910.20954-3-stevex.yang@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200811075910.20954-1-stevex.yang@intel.com> References: <20200811075910.20954-1-stevex.yang@intel.com> Subject: [dpdk-dev] [PATCH 2/7] net/iavf: set speed to undefined for default case 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" During PF/VF link update, a default speed value of 100M will be set if get_link_info has failed or speed is unknown. Consequently if PF is put in no-carrier state, VFs will switch to "in carrier" state due to a link up + a link speed set to 100M (default value if no speed detected). To be consistent with linux drivers on which PF and VFs are in same carrier state, sets default speed to undefined (instead of 100M) and updates a link status of VF only if link is up and speed is different from undefined. Fixes: 48de41ca11f0 ("net/avf: enable link status update") Signed-off-by: SteveX Yang --- drivers/net/iavf/iavf_ethdev.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c index f9dd5710c..ae508f2f0 100644 --- a/drivers/net/iavf/iavf_ethdev.c +++ b/drivers/net/iavf/iavf_ethdev.c @@ -620,8 +620,9 @@ iavf_dev_link_update(struct rte_eth_dev *dev, } new_link.link_duplex = ETH_LINK_FULL_DUPLEX; - new_link.link_status = vf->link_up ? ETH_LINK_UP : - ETH_LINK_DOWN; + new_link.link_status = (vf->link_up && + new_link.link_speed != ETH_SPEED_NUM_NONE) + ? ETH_LINK_UP : ETH_LINK_DOWN; new_link.link_autoneg = !(dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_FIXED);