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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 A2040FD21E1 for ; Mon, 30 Jul 2018 16:45:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 603A6208A4 for ; Mon, 30 Jul 2018 16:45:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 603A6208A4 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=davemloft.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732178AbeG3SV0 (ORCPT ); Mon, 30 Jul 2018 14:21:26 -0400 Received: from shards.monkeyblade.net ([23.128.96.9]:33014 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729057AbeG3SVZ (ORCPT ); Mon, 30 Jul 2018 14:21:25 -0400 Received: from localhost (c-24-20-22-31.hsd1.or.comcast.net [24.20.22.31]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 6528613F4E720; Mon, 30 Jul 2018 09:45:35 -0700 (PDT) Date: Mon, 30 Jul 2018 09:45:34 -0700 (PDT) Message-Id: <20180730.094534.351189879060038512.davem@davemloft.net> To: alexander.onnasch@landisgyr.com Cc: andrew@lunn.ch, f.fainelli@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] net/phy: Micrel KSZ8061 PHY link failure after cable connect From: David Miller In-Reply-To: <1532959287-360-1-git-send-email-alexander.onnasch@landisgyr.com> References: <1532959287-360-1-git-send-email-alexander.onnasch@landisgyr.com> X-Mailer: Mew version 6.7 on Emacs 26 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Mon, 30 Jul 2018 09:45:36 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alexander Onnasch Date: Mon, 30 Jul 2018 16:01:27 +0200 > With Micrel KSZ8061 PHY, the link may occasionally not come up after > Ethernet cable connect. The vendor's (Microchip, former Micrel) errata > sheet 80000688A.pdf describes the problem and possible workarounds in > detail, see below. > The patch implements workaround 1, which permanently fixes the issue. ... > Signed-off-by: Alexander Onnasch This patch does not apply cleanly to any of my neworking trees.