From patchwork Mon Aug 30 02:35:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yufeng Mo X-Patchwork-Id: 504594 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=-16.7 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 E41ABC432BE for ; Mon, 30 Aug 2021 02:39:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CDD0360698 for ; Mon, 30 Aug 2021 02:39:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236258AbhH3Ckm (ORCPT ); Sun, 29 Aug 2021 22:40:42 -0400 Received: from szxga03-in.huawei.com ([45.249.212.189]:15268 "EHLO szxga03-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236223AbhH3Ckl (ORCPT ); Sun, 29 Aug 2021 22:40:41 -0400 Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.55]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4GyZKC0Gm8z8CQ1; Mon, 30 Aug 2021 10:39:27 +0800 (CST) Received: from dggpeml500024.china.huawei.com (7.185.36.10) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Mon, 30 Aug 2021 10:39:46 +0800 Received: from localhost.localdomain (10.67.165.24) by dggpeml500024.china.huawei.com (7.185.36.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Mon, 30 Aug 2021 10:39:46 +0800 From: Yufeng Mo To: , , , , , , , , , CC: , , , , Subject: [PATCH V2 ethtool-next] netlink: settings: add netlink support for coalesce cqe mode parameter Date: Mon, 30 Aug 2021 10:35:53 +0800 Message-ID: <1630290953-52439-1-git-send-email-moyufeng@huawei.com> X-Mailer: git-send-email 2.8.1 MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpeml500024.china.huawei.com (7.185.36.10) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add support for "ethtool -C cqe-mode-rx/cqe-mode-tx on/off" for setting coalesce cqe mode. Signed-off-by: Yufeng Mo --- ChangeLogs: V1 -> V2: 1. update the man page for new paremeters cqe-mode-rx/cqe-mode-tx. 2. add '\n' in coalesce_reply_cb() after showing new paremeters. --- ethtool.8.in | 2 ++ ethtool.c | 2 ++ netlink/coalesce.c | 16 ++++++++++++++++ 3 files changed, 20 insertions(+) diff --git a/ethtool.8.in b/ethtool.8.in index f83d6d1..c187c32 100644 --- a/ethtool.8.in +++ b/ethtool.8.in @@ -186,6 +186,8 @@ ethtool \- query or control network driver and hardware settings .BN tx\-usecs\-high .BN tx\-frames\-high .BN sample\-interval +.B2 cqe\-mode\-rx on off +.B2 cqe\-mode\-tx on off .HP .B ethtool \-g|\-\-show\-ring .I devname diff --git a/ethtool.c b/ethtool.c index 2486caa..a6826e9 100644 --- a/ethtool.c +++ b/ethtool.c @@ -5703,6 +5703,8 @@ static const struct option args[] = { " [tx-usecs-high N]\n" " [tx-frames-high N]\n" " [sample-interval N]\n" + " [cqe-mode-rx on|off]\n" + " [cqe-mode-tx on|off]\n" }, { .opts = "-g|--show-ring", diff --git a/netlink/coalesce.c b/netlink/coalesce.c index 75922a9..15037c2 100644 --- a/netlink/coalesce.c +++ b/netlink/coalesce.c @@ -66,6 +66,10 @@ int coalesce_reply_cb(const struct nlmsghdr *nlhdr, void *data) show_u32(tb[ETHTOOL_A_COALESCE_TX_USECS_HIGH], "tx-usecs-high: "); show_u32(tb[ETHTOOL_A_COALESCE_TX_MAX_FRAMES_HIGH], "tx-frame-high: "); putchar('\n'); + show_bool("rx", "CQE mode RX: %s ", + tb[ETHTOOL_A_COALESCE_USE_CQE_MODE_RX]); + show_bool("tx", "TX: %s\n", tb[ETHTOOL_A_COALESCE_USE_CQE_MODE_TX]); + putchar('\n'); return MNL_CB_OK; } @@ -226,6 +230,18 @@ static const struct param_parser scoalesce_params[] = { .handler = nl_parse_direct_u32, .min_argc = 1, }, + { + .arg = "cqe-mode-rx", + .type = ETHTOOL_A_COALESCE_USE_CQE_MODE_RX, + .handler = nl_parse_u8bool, + .min_argc = 1, + }, + { + .arg = "cqe-mode-tx", + .type = ETHTOOL_A_COALESCE_USE_CQE_MODE_TX, + .handler = nl_parse_u8bool, + .min_argc = 1, + }, {} };