From patchwork Mon Aug 16 02:15:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "huangguangbin \(A\)" X-Patchwork-Id: 497907 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 B05EEC4320E for ; Mon, 16 Aug 2021 02:19:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8DF4561440 for ; Mon, 16 Aug 2021 02:19:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232845AbhHPCTw (ORCPT ); Sun, 15 Aug 2021 22:19:52 -0400 Received: from szxga02-in.huawei.com ([45.249.212.188]:13425 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229873AbhHPCTr (ORCPT ); Sun, 15 Aug 2021 22:19:47 -0400 Received: from dggemv703-chm.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4GnyS36kfSzdbBV; Mon, 16 Aug 2021 10:15:31 +0800 (CST) Received: from dggemi759-chm.china.huawei.com (10.1.198.145) by dggemv703-chm.china.huawei.com (10.3.19.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Mon, 16 Aug 2021 10:19:14 +0800 Received: from localhost.localdomain (10.67.165.24) by dggemi759-chm.china.huawei.com (10.1.198.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Mon, 16 Aug 2021 10:19:14 +0800 From: Guangbin Huang To: , , , , CC: , , , Subject: [PATCH RESEND V2 net-next 1/4] docs: ethtool: Add two link extended substates of bad signal integrity Date: Mon, 16 Aug 2021 10:15:26 +0800 Message-ID: <1629080129-46507-2-git-send-email-huangguangbin2@huawei.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1629080129-46507-1-git-send-email-huangguangbin2@huawei.com> References: <1629080129-46507-1-git-send-email-huangguangbin2@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggemi759-chm.china.huawei.com (10.1.198.145) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add documentation for two bad signal integrity substates: ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_REFERENCE_CLOCK_LOST ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_ALOS. Signed-off-by: Guangbin Huang --- Documentation/networking/ethtool-netlink.rst | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/networking/ethtool-netlink.rst b/Documentation/networking/ethtool-netlink.rst index c86628e6a235..c690bb37430d 100644 --- a/Documentation/networking/ethtool-netlink.rst +++ b/Documentation/networking/ethtool-netlink.rst @@ -595,6 +595,14 @@ Link extended substates: that is not formally supported, which led to signal integrity issues + + ``ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_REFERENCE_CLOCK_LOST`` The external clock signal for + SerDes is too weak or + unavailable. + + ``ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_ALOS`` The received signal for + SerDes is too weak because + analog loss of signal. ================================================================= ============================= Cable issue substates: