From patchwork Tue Nov 24 16:52:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Nguyen X-Patchwork-Id: 11929393 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67B82C64E8A for ; Tue, 24 Nov 2020 16:53:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 22706206D8 for ; Tue, 24 Nov 2020 16:53:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403813AbgKXQxI (ORCPT ); Tue, 24 Nov 2020 11:53:08 -0500 Received: from mga09.intel.com ([134.134.136.24]:45927 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2403802AbgKXQxH (ORCPT ); Tue, 24 Nov 2020 11:53:07 -0500 IronPort-SDR: aLiWy8fjlyhMd24y8Tk88UvBDWCh7Xfr0rJBX5LONF1lNC6x3bQOW+/wMB7qy1mRDdf1kEmZs9 MTwGITcFLbSA== X-IronPort-AV: E=McAfee;i="6000,8403,9815"; a="172134514" X-IronPort-AV: E=Sophos;i="5.78,366,1599548400"; d="scan'208";a="172134514" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Nov 2020 08:53:05 -0800 IronPort-SDR: T3nfZ2cVD1lY4cMtrTuB2MaR7KeWeTqBshKIh0kH01oyQXWZkPVw0vhV47mfenVHfC0TFJQO5U zjEctQtmfwFQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.78,366,1599548400"; d="scan'208";a="365068660" Received: from anguy11-desk2.jf.intel.com ([10.166.244.147]) by fmsmga002.fm.intel.com with ESMTP; 24 Nov 2020 08:53:05 -0800 From: Tony Nguyen To: davem@davemloft.net, kuba@kernel.org Cc: Stefan Assmann , netdev@vger.kernel.org, sassmann@redhat.com, anthony.l.nguyen@intel.com, Aaron Brown Subject: [net-next v2 2/3] i40e: report correct VF link speed when link state is set to enable Date: Tue, 24 Nov 2020 08:52:44 -0800 Message-Id: <20201124165245.2844118-3-anthony.l.nguyen@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201124165245.2844118-1-anthony.l.nguyen@intel.com> References: <20201124165245.2844118-1-anthony.l.nguyen@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Stefan Assmann When the virtual link state was set to "enable" ethtool would report link speed as 40000Mb/s regardless of the underlying device. Report the correct link speed. Example from a XXV710 NIC. Before: $ ip link set ens3f0 vf 0 state auto $ ethtool enp8s2 | grep Speed Speed: 25000Mb/s $ ip link set ens3f0 vf 0 state enable $ ethtool enp8s2 | grep Speed Speed: 40000Mb/s After: $ ip link set ens3f0 vf 0 state auto $ ethtool enp8s2 | grep Speed Speed: 25000Mb/s $ ip link set ens3f0 vf 0 state enable $ ethtool enp8s2 | grep Speed Speed: 25000Mb/s Signed-off-by: Stefan Assmann Tested-by: Aaron Brown Signed-off-by: Tony Nguyen --- drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 4919d22d7b6b..2532f8eed6a8 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -63,7 +63,7 @@ static void i40e_vc_notify_vf_link_state(struct i40e_vf *vf) } else if (vf->link_forced) { pfe.event_data.link_event.link_status = vf->link_up; pfe.event_data.link_event.link_speed = - (vf->link_up ? VIRTCHNL_LINK_SPEED_40GB : 0); + (vf->link_up ? i40e_virtchnl_link_speed(ls->link_speed) : 0); } else { pfe.event_data.link_event.link_status = ls->link_info & I40E_AQ_LINK_UP; @@ -4437,6 +4437,7 @@ int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link) { struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_pf *pf = np->vsi->back; + struct i40e_link_status *ls = &pf->hw.phy.link_info; struct virtchnl_pf_event pfe; struct i40e_hw *hw = &pf->hw; struct i40e_vf *vf; @@ -4474,7 +4475,7 @@ int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link) vf->link_forced = true; vf->link_up = true; pfe.event_data.link_event.link_status = true; - pfe.event_data.link_event.link_speed = VIRTCHNL_LINK_SPEED_40GB; + pfe.event_data.link_event.link_speed = i40e_virtchnl_link_speed(ls->link_speed); break; case IFLA_VF_LINK_STATE_DISABLE: vf->link_forced = true;