From mboxrd@z Thu Jan 1 00:00:00 1970 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=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 B0632C433E2 for ; Fri, 11 Sep 2020 19:53:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 78AA721D40 for ; Fri, 11 Sep 2020 19:53:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599854026; bh=CJ+BXJPTbN4lhPKNUzvHIFumfm0QMWddISQa1PlaLdY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=z73RLgwnMjwiy23YqsPtsQcw1v1W+1GptNVXT2a2jT6dt4XbEqVODrQVV9aymMXht qnY/cLPLUoTbZDHVt5X35jO9XpzR3iheAuUiFqajUI6R+AAAzREETetI9fosszG0a/ Z/ma1zEq36Vyhe0oqo9oHcQvWSAhAIg1oVugua0Q= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725910AbgIKTxl (ORCPT ); Fri, 11 Sep 2020 15:53:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:49170 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725819AbgIKTxL (ORCPT ); Fri, 11 Sep 2020 15:53:11 -0400 Received: from kicinski-fedora-PC1C0HJN.thefacebook.com (unknown [163.114.132.4]) (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 44DE622208; Fri, 11 Sep 2020 19:53:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599853990; bh=CJ+BXJPTbN4lhPKNUzvHIFumfm0QMWddISQa1PlaLdY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pv3PgLlp42c/v+jClJZHtibmGKu9GVNlotYCd/yUOeQBrOP4AnUNPSuYfIPQ98xbd vVbTCQedHyjFiHwHkfQmjeSN2i3nKXY9sSAURPtN/MlPjeOwVzqPNzECPnd74PK1FC RGf5QtzAKwWNe/s4/xrRl9+73jY0UgyGlCAcmZ5Y= From: Jakub Kicinski To: davem@davemloft.net Cc: netdev@vger.kernel.org, mkubecek@suse.cz, michael.chan@broadcom.com, tariqt@nvidia.com, saeedm@nvidia.com, alexander.duyck@gmail.com, andrew@lunn.ch, Jakub Kicinski Subject: [PATCH net-next 7/8] ixgbe: add pause frame stats Date: Fri, 11 Sep 2020 12:52:57 -0700 Message-Id: <20200911195258.1048468-8-kuba@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200911195258.1048468-1-kuba@kernel.org> References: <20200911195258.1048468-1-kuba@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Report standard pause frame stats. They are already aggregated in struct ixgbe_hw_stats. The combination of the registers is suggested as equivalent to PAUSEMACCtrlFramesTransmitted / PAUSEMACCtrlFramesReceived by the Intel 82576EB datasheet, I could not find any information in the HW actually supported by ixgbe. Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 71ec908266a6..a280aa34ca1d 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -531,6 +531,16 @@ static int ixgbe_set_link_ksettings(struct net_device *netdev, return err; } +static void ixgbe_get_pause_stats(struct net_device *netdev, + struct ethtool_pause_stats *stats) +{ + struct ixgbe_adapter *adapter = netdev_priv(netdev); + struct ixgbe_hw_stats *hwstats = &adapter->stats; + + stats->tx_pause_frames = hwstats->lxontxc + hwstats->lxofftxc; + stats->rx_pause_frames = hwstats->lxonrxc + hwstats->lxoffrxc; +} + static void ixgbe_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { @@ -3546,6 +3556,7 @@ static const struct ethtool_ops ixgbe_ethtool_ops = { .set_eeprom = ixgbe_set_eeprom, .get_ringparam = ixgbe_get_ringparam, .set_ringparam = ixgbe_set_ringparam, + .get_pause_stats = ixgbe_get_pause_stats, .get_pauseparam = ixgbe_get_pauseparam, .set_pauseparam = ixgbe_set_pauseparam, .get_msglevel = ixgbe_get_msglevel, -- 2.26.2