From patchwork Fri Mar 30 21:05:33 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Helgaas X-Patchwork-Id: 10318363 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 1FB6A60383 for ; Fri, 30 Mar 2018 21:08:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1131A28514 for ; Fri, 30 Mar 2018 21:08:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 060522869B; Fri, 30 Mar 2018 21:08:02 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8862E28514 for ; Fri, 30 Mar 2018 21:08:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753071AbeC3VFk (ORCPT ); Fri, 30 Mar 2018 17:05:40 -0400 Received: from mail.kernel.org ([198.145.29.99]:33720 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753058AbeC3VFh (ORCPT ); Fri, 30 Mar 2018 17:05:37 -0400 Received: from localhost (unknown [69.71.5.252]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1271221777; Fri, 30 Mar 2018 21:05:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1271221777 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=helgaas@kernel.org Subject: [PATCH v5 07/14] net/mlx5: Report PCIe link properties with pcie_print_link_status() From: Bjorn Helgaas To: Tal Gilboa Cc: Tariq Toukan , Jacob Keller , Ariel Elior , Ganesh Goudar , Jeff Kirsher , everest-linux-l2@cavium.com, intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org Date: Fri, 30 Mar 2018 16:05:33 -0500 Message-ID: <152244393306.135666.8628641854997205700.stgit@bhelgaas-glaptop.roam.corp.google.com> In-Reply-To: <152244269202.135666.3064353823697623332.stgit@bhelgaas-glaptop.roam.corp.google.com> References: <152244269202.135666.3064353823697623332.stgit@bhelgaas-glaptop.roam.corp.google.com> User-Agent: StGit/0.18 MIME-Version: 1.0 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Tal Gilboa Use pcie_print_link_status() to report PCIe link speed and possible limitations. Signed-off-by: Tal Gilboa [bhelgaas: changelog] Signed-off-by: Bjorn Helgaas Reviewed-by: Tariq Toukan --- drivers/net/ethernet/mellanox/mlx5/core/main.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 2ef641c91c26..622f02d34aae 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1043,6 +1043,10 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, dev_info(&pdev->dev, "firmware version: %d.%d.%d\n", fw_rev_maj(dev), fw_rev_min(dev), fw_rev_sub(dev)); + /* Only PFs hold the relevant PCIe information for this query */ + if (mlx5_core_is_pf(dev)) + pcie_print_link_status(dev->pdev); + /* on load removing any previous indication of internal error, device is * up */