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=-2.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 A5414CA9EAF for ; Mon, 21 Oct 2019 18:54:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7841920873 for ; Mon, 21 Oct 2019 18:54:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ilzFTL7V" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730079AbfJUSyz (ORCPT ); Mon, 21 Oct 2019 14:54:55 -0400 Received: from mail-wm1-f48.google.com ([209.85.128.48]:36533 "EHLO mail-wm1-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727211AbfJUSyy (ORCPT ); Mon, 21 Oct 2019 14:54:54 -0400 Received: by mail-wm1-f48.google.com with SMTP id c22so4730368wmd.1; Mon, 21 Oct 2019 11:54:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:subject:to:message-id:date:user-agent:mime-version :content-language:content-transfer-encoding; bh=mo6gx15jA1X6JoHj1nOdlxgncVVbt4VeDL6mDNmRTXU=; b=ilzFTL7VXWACHOrpPzx7h/cPrHCpAF8opuD6Aiph68B6BBNVydfIuH5W3qKurE110X iHOXNHqgs8ExTsaJ+WPS2V5ZaJcVn8RoX5IHTVlR0T7aClm6GhT+kqPQP+V54pGBojM9 zpmxidNs87QtsUrNVBM1XqFMWd2KsoavubR6QTTBHDueU27Lp8hJchzWMAMAMGa4BLU5 Yo1fyI4YfdQqFWJ02alyJ0z9Yd6R1SmSJlsUGbM6lNb5euwodCADLXq4hyDXAe8ArL8Q r+F9KFrLsGTLEZJrcFBtf57EskOERhxw+wXkucQoxHTBfvsDJnqsyF3ZxkYHmwLnyH31 atxg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:subject:to:message-id:date:user-agent :mime-version:content-language:content-transfer-encoding; bh=mo6gx15jA1X6JoHj1nOdlxgncVVbt4VeDL6mDNmRTXU=; b=WXxREcxKDXNeZhhcljEtsBRZC29gF1zjf0Sc3ChglyaWnFWTBFXCLvCYDkKsC7Vi5+ 9n7l2S4kyeYWzL0HvmMFUI0pZskhEeKY/v5w9hT9PWkUdf1IHgtbQoDw1kSnSO6hyKsz 0rhsrcj12YhiZI3eqYKRUwIU0uJn0x/q1cNHjwJl2NJUroaDL2umETXY77sWYdDy5LyT EPX1xQ+Wd6VJ+DvSWxy1ZwkEDjbvY66547VWs6C4049k5W4Lhvdvx2lM+Zvm2/JDCZ5y jqg5BpvcNDtdE30vM4EyefjnWU3bOabsTzbtH0entyPAWrJcb2vUr/x/7+5hk3ABwYZi z3pg== X-Gm-Message-State: APjAAAVbRg23DJ93AF9O1ST8JyxwkZ5+igLd0kRSYAU8wK0SOXQJ9w+m iE7KM9pGEq0fKqr8bluVJw3pN9qI X-Google-Smtp-Source: APXvYqwDCx9WAOSFV2HqU3uujWpgJfD+MqoDq8J8YxWr2OHsraD0L3B6rHApg8NgDeBDFSLmPssHPQ== X-Received: by 2002:a7b:cd19:: with SMTP id f25mr21521197wmj.154.1571684092528; Mon, 21 Oct 2019 11:54:52 -0700 (PDT) Received: from ?IPv6:2003:ea:8f26:6400:1cea:5bb:1373:bc70? (p200300EA8F2664001CEA05BB1373BC70.dip0.t-ipconnect.de. [2003:ea:8f26:6400:1cea:5bb:1373:bc70]) by smtp.googlemail.com with ESMTPSA id 36sm10635054wrj.42.2019.10.21.11.54.51 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 21 Oct 2019 11:54:52 -0700 (PDT) From: Heiner Kallweit Subject: r8169: enable ASPM states via sysfs To: "netdev@vger.kernel.org" , Linux Kernel Mailing List Message-ID: Date: Mon, 21 Oct 2019 20:54:41 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org So far ASPM is disabled in the r8169 driver due to issues on several chip version / BIOS version combinations. Commit ad46fe1c7336 ("PCI/ASPM: Add sysfs attributes for controlling ASPM link states") adds the option to enable ASPM states for a device via sysfs (provided that BIOS allows the OS to control ASPM). This commit is included in latest linux-next and may be useful for notebook users to benefit from ASPM power saving. Heiner