From patchwork Fri Aug 27 03:43:04 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yufeng Mo X-Patchwork-Id: 504017 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, 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 AA9E8C432BE for ; Fri, 27 Aug 2021 03:47:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8C89F60F5C for ; Fri, 27 Aug 2021 03:47:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244178AbhH0Drs (ORCPT ); Thu, 26 Aug 2021 23:47:48 -0400 Received: from szxga02-in.huawei.com ([45.249.212.188]:9368 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244162AbhH0Drs (ORCPT ); Thu, 26 Aug 2021 23:47:48 -0400 Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4Gwlsg3PqNz8tKb; Fri, 27 Aug 2021 11:42:47 +0800 (CST) Received: from dggpeml500024.china.huawei.com (7.185.36.10) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Fri, 27 Aug 2021 11:46:56 +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; Fri, 27 Aug 2021 11:46:56 +0800 From: Yufeng Mo To: , , , , , , , , , CC: , , , , Subject: [PATCH kernel] netlink: settings: add netlink support for coalesce cqe mode parameter Date: Fri, 27 Aug 2021 11:43:04 +0800 Message-ID: <1630035784-15926-1-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: dggems703-chm.china.huawei.com (10.3.19.180) 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 --- ethtool.c | 2 ++ netlink/coalesce.c | 15 +++++++++++++++ 2 files changed, 17 insertions(+) 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..762d0e3 100644 --- a/netlink/coalesce.c +++ b/netlink/coalesce.c @@ -66,6 +66,9 @@ 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]); return MNL_CB_OK; } @@ -226,6 +229,18 @@ 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, + }, {} };