From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-1874556-1527163474-2-7681245976030380516 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.25, MAILING_LIST_MULTI -1, RCVD_IN_DNSWL_HI -5, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='US', FromHeader='org', MailFrom='org' X-Spam-charsets: plain='UTF-8' X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=fm2; t= 1527163473; b=IOVCLVTaFI9MFK9Kv7pCFl3XuCjUqmuEGEGXKPB/8E7AP7i6Ag v0CIqZDZzWL1kXFs8wJRvdVn1ahFpyBcUhhai+0WJ+TauTJDph6Iox0216giLA7B foVSLq3vIiSNnu2RgY3ExaNCWQVUhsQaAh235igxnxHMd615nQ8QffcCYpNu+nju XTNEXEEm2Oz0Ze6g8CbJThwBsOOOiA25EIipb9IBwfr2+Ll+vSnqXGyVdvNxLjwz G0dAOrhQi3k9MsOKIAAB3hOv7Icn5/QMfAacQe5CZ5uLvq47Jn2pjQKq5Z4qH9xV xoo29grAU7gcKcbnnyGgAl6oSEWAiVKZlEzg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-type:sender :list-id; s=fm2; t=1527163473; bh=RYGipbmIkgrkCTdh4Ugbau9ehNt4/y hUSi3pkQ1tmX0=; b=ACmi0VSaWqUOwuiFlklo7gE2kOCsMWIl0DigqXFrYB+aWl UuomtZ56cUVMXWBsvoe5BOGtGaouPFU6c/P7QRjN8yVUUJX0L6xkfeWdhzYPB0BP aMRLqF3VG7tyJy/zIXQGSsD+vWWTB7ZiIYROC7rrsQcHLv9E+ortsgi+yFME1ZAD 70ISC9m/F7OVAoEGKoYBqqoEfltCbkB71XXopv9GV5sg/oX9hcHg/71kRz2t04uJ 19ydc4jGOfNku7EbuM5pgMH80AFqjh40DbWBCohJjMN+I2Za59uIC4uonbBt0IAA m1A6KoYkoFskPPCfYq/X4lgp7ZeoOy12npefoQEw== ARC-Authentication-Results: i=1; mx3.messagingengine.com; arc=none (no signatures found); dkim=pass (1024-bit rsa key sha256) header.d=kernel.org header.i=@kernel.org header.b=xthYBsjn x-bits=1024 x-keytype=rsa x-algorithm=sha256 x-selector=default; dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 Authentication-Results: mx3.messagingengine.com; arc=none (no signatures found); dkim=pass (1024-bit rsa key sha256) header.d=kernel.org header.i=@kernel.org header.b=xthYBsjn x-bits=1024 x-keytype=rsa x-algorithm=sha256 x-selector=default; dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 X-ME-VSCategory: clean X-CM-Envelope: MS4wfHqYC+HGpCYQv6KzYv4cIHc4Olkk6VJdoss7Lp5FZ8uWeq4wrjs0ceULtcPH86pk/oTAfRY+ORhnNRQeGQ8Donyy7fB3CvRK15a3AejXdWlf/GGs7D2j PMbgz8Nask5mjXLpEMDoa5nvFQmjlkMbYk+cO91ErvAY43TtSO9TiHSn8d6efG2xrh8YOCF6MJa3l2xwTYShNlBiqCRq6ynBs2mQTyVi8coNkApkA8qzVnbh X-CM-Analysis: v=2.3 cv=Tq3Iegfh c=1 sm=1 tr=0 a=UK1r566ZdBxH71SXbqIOeA==:117 a=UK1r566ZdBxH71SXbqIOeA==:17 a=IkcTkHD0fZMA:10 a=8p-MuYL56OAA:10 a=VUJBJC2UJ8kA:10 a=pGLkceISAAAA:8 a=VwQbUJbxAAAA:8 a=s47jRAohAAAA:8 a=J1Y8HTJGAAAA:8 a=ag1SF4gXAAAA:8 a=TDQuQJ2OXxYTQ_uShOsA:9 a=QEXdDO2ut3YA:10 a=AjGcO6oz07-iQ99wixmX:22 a=Kj7115exjCjJ0w_vcVhc:22 a=y1Q9-5lHfBjTkpIzbSAN:22 a=Yupwre4RP9_Eg_Bd0iYG:22 X-ME-CMScore: 0 X-ME-CMCategory: none Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S969623AbeEXMDC (ORCPT ); Thu, 24 May 2018 08:03:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:55888 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966230AbeEXJoi (ORCPT ); Thu, 24 May 2018 05:44:38 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Slava Kardakov , Heiner Kallweit , "David S. Miller" Subject: [PATCH 4.4 12/92] r8169: fix powering up RTL8168h Date: Thu, 24 May 2018 11:37:49 +0200 Message-Id: <20180524093200.379368994@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180524093159.286472249@linuxfoundation.org> References: <20180524093159.286472249@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Heiner Kallweit [ Upstream commit 3148dedfe79e422f448a10250d3e2cdf8b7ee617 ] Since commit a92a08499b1f "r8169: improve runtime pm in general and suspend unused ports" interfaces w/o link are runtime-suspended after 10s. On systems where drivers take longer to load this can lead to the situation that the interface is runtime-suspended already when it's initially brought up. This shouldn't be a problem because rtl_open() resumes MAC/PHY. However with at least one chip version the interface doesn't properly come up, as reported here: https://bugzilla.kernel.org/show_bug.cgi?id=199549 The vendor driver uses a delay to give certain chip versions some time to resume before starting the PHY configuration. So let's do the same. I don't know which chip versions may be affected, therefore apply this delay always. This patch was reported to fix the issue for RTL8168h. I was able to reproduce the issue on an Asus H310I-Plus which also uses a RTL8168h. Also in my case the patch fixed the issue. Reported-by: Slava Kardakov Tested-by: Slava Kardakov Signed-off-by: Heiner Kallweit Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/realtek/r8169.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -4832,6 +4832,9 @@ static void rtl_pll_power_down(struct rt static void rtl_pll_power_up(struct rtl8169_private *tp) { rtl_generic_op(tp, tp->pll_power_ops.up); + + /* give MAC/PHY some time to resume */ + msleep(20); } static void rtl_init_pll_power_ops(struct rtl8169_private *tp)