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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 249E0C432C3 for ; Fri, 22 Nov 2019 09:07:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EF0B920674 for ; Fri, 22 Nov 2019 09:07:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574413639; bh=40cp6sbp1LXK6FgVw9DtfWmsQFXcIol/9unXXqPvBWE=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=HMH6y70O8ePXtp5q/FMArJzAO6NgwhJLtnLYzcUsIbDszowg0nj3QNx/pM2IzB6Vt ahPHniU68h841Jk5kNxcaLQYJa6KUZU2tbPFKpVQnJKzNS4c9D+0A9EAG93hsAdjd5 LCPBUlNBWRzJMU0iYsNc/fzgEoVimveiGTlSAgDs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726719AbfKVJHR (ORCPT ); Fri, 22 Nov 2019 04:07:17 -0500 Received: from mail-ot1-f68.google.com ([209.85.210.68]:44512 "EHLO mail-ot1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725999AbfKVJHR (ORCPT ); Fri, 22 Nov 2019 04:07:17 -0500 Received: by mail-ot1-f68.google.com with SMTP id c19so5533675otr.11; Fri, 22 Nov 2019 01:07:16 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=40cp6sbp1LXK6FgVw9DtfWmsQFXcIol/9unXXqPvBWE=; b=P8pegOdZpnZNV2y/Wo/3oFCP9BS211Sn13jJFDja3JjXIaa+dlwg0ThbbjQD85K1Za Qo48Kpsby1SCmcrCKNsiFECZc8JdgZyfMqmhY+Qj3HD8tKdGWz23in2SQFwIUyng3uP5 Y4HHYETMG7kMppt4l5lNhce/PCMMG05bsp0+pXU1bHvHAOW0g7jgR3v8lfk9F0ww5Okz 7kxT8hZ2rWoru0dVigvCO4RFHEruUGY81QrbXSuRpBa5bklGFLBe8Qk4dfGz0RYPtU9W Agj3QtzWAyn/M9Z3bckWolQlh2kim6Eha3Bcz8+1zNLLTt1l0Zbi7m1WPtK/xxKCdS1C td7Q== X-Gm-Message-State: APjAAAXXDyF1ANYAC0Ru/NWogBFaYzImmA5B+uJLTQ8cZiiPrDXZ8pNt 5aiHJPnfYxCiZV62BbgLBdUlXlgz7PQmd8RCwkV0gZcc X-Google-Smtp-Source: APXvYqzd0eIxmN800CobU7Ca6/eY+fxOdyQYM0rOLFzFsNXb7tETIPDcTZ5muyZROiFWKVaDqLPhAwIk5Kw3TbBmlQw= X-Received: by 2002:a9d:7d01:: with SMTP id v1mr9451324otn.167.1574413636386; Fri, 22 Nov 2019 01:07:16 -0800 (PST) MIME-Version: 1.0 References: <20191120155301.GL11621@lahna.fi.intel.com> <20191121112821.GU11621@lahna.fi.intel.com> <20191121114610.GW11621@lahna.fi.intel.com> <20191121125236.GX11621@lahna.fi.intel.com> <20191121194942.GY11621@lahna.fi.intel.com> In-Reply-To: From: "Rafael J. Wysocki" Date: Fri, 22 Nov 2019 10:07:04 +0100 Message-ID: Subject: Re: [PATCH v4] pci: prevent putting nvidia GPUs into lower device states on certain intel bridges To: Karol Herbst Cc: "Rafael J. Wysocki" , Mika Westerberg , Bjorn Helgaas , LKML , Lyude Paul , "Rafael J . Wysocki" , Linux PCI , Linux PM , dri-devel , nouveau , Dave Airlie , Mario Limonciello Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Nov 22, 2019 at 1:13 AM Karol Herbst wrote: > > so while trying to test with d3cold disabled, I noticed that I run > into the exact same error. Does this mean that you disabled d3cold on the GPU via sysfs (the "d3cold_allowed" attribute was 0) and the original problem still occurred in that configuration? > And I verified that the > \_SB.PCI0.PEG0.PG00._STA returns 1, which indicates it should still be > turned on. I don't really understand this comment, so can you explain it a bit to me, please? 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=MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS 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 A80A6C43215 for ; Fri, 22 Nov 2019 09:07:18 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 874AC20714 for ; Fri, 22 Nov 2019 09:07:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 874AC20714 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 04EFF6F4F0; Fri, 22 Nov 2019 09:07:18 +0000 (UTC) Received: from mail-ot1-f67.google.com (mail-ot1-f67.google.com [209.85.210.67]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4CA816F4F0; Fri, 22 Nov 2019 09:07:17 +0000 (UTC) Received: by mail-ot1-f67.google.com with SMTP id 94so5551037oty.8; Fri, 22 Nov 2019 01:07:17 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=40cp6sbp1LXK6FgVw9DtfWmsQFXcIol/9unXXqPvBWE=; b=iyTfFB2vXiobHyOZcK/WEbwp2nI7JOL6kn+++FHTdXEfoITyLyov9lfpB2ddQUlcL5 6fHlYiBT7sa1OqPH+PCMKjYbI5mlhqIrdvSBdC5VCDn1JT/7DO1AVFiBGMGz6WpQiAxl 82V+ZyEukHyTZqp7Ik1rLv99mKm2CkDuYBtJG8Xh6gtBrffynmzIzUUGbbOt2QF8DNJ7 M95p/pWay9n4cqWJW2vhdO+0UgNGCMpyMBth2wwbHhDTX7SJ8vWKDhQHriNofMCwIRRM 106b/YEbl18AVLmQTRKYwchTl5NcJu4XB5VAstFjS6VSPA1PQUuHH3O09vS0OB6fKoMS aQXQ== X-Gm-Message-State: APjAAAWVlM6s7/nJzt6Fnnnb9yZyoa8g5e9ZqD1ZiamxeOqrGHzJhlRD yfP7r+D3yT1QrQl2FxeajyCJUE8yYM7ujagNK4s= X-Google-Smtp-Source: APXvYqzd0eIxmN800CobU7Ca6/eY+fxOdyQYM0rOLFzFsNXb7tETIPDcTZ5muyZROiFWKVaDqLPhAwIk5Kw3TbBmlQw= X-Received: by 2002:a9d:7d01:: with SMTP id v1mr9451324otn.167.1574413636386; Fri, 22 Nov 2019 01:07:16 -0800 (PST) MIME-Version: 1.0 References: <20191120155301.GL11621@lahna.fi.intel.com> <20191121112821.GU11621@lahna.fi.intel.com> <20191121114610.GW11621@lahna.fi.intel.com> <20191121125236.GX11621@lahna.fi.intel.com> <20191121194942.GY11621@lahna.fi.intel.com> In-Reply-To: From: "Rafael J. Wysocki" Date: Fri, 22 Nov 2019 10:07:04 +0100 Message-ID: Subject: Re: [PATCH v4] pci: prevent putting nvidia GPUs into lower device states on certain intel bridges To: Karol Herbst X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Rafael J. Wysocki" , Linux PCI , Mika Westerberg , Linux PM , "Rafael J . Wysocki" , LKML , dri-devel , Mario Limonciello , Bjorn Helgaas , nouveau Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Message-ID: <20191122090704.P8EYl9AmsL8snxaBcCJPYFk1wGVA1vBfXddAmHF0jok@z> T24gRnJpLCBOb3YgMjIsIDIwMTkgYXQgMToxMyBBTSBLYXJvbCBIZXJic3QgPGtoZXJic3RAcmVk aGF0LmNvbT4gd3JvdGU6Cj4KPiBzbyB3aGlsZSB0cnlpbmcgdG8gdGVzdCB3aXRoIGQzY29sZCBk aXNhYmxlZCwgSSBub3RpY2VkIHRoYXQgSSBydW4KPiBpbnRvIHRoZSBleGFjdCBzYW1lIGVycm9y LgoKRG9lcyB0aGlzIG1lYW4gdGhhdCB5b3UgZGlzYWJsZWQgZDNjb2xkIG9uIHRoZSBHUFUgdmlh IHN5c2ZzICh0aGUKImQzY29sZF9hbGxvd2VkIiBhdHRyaWJ1dGUgd2FzIDApIGFuZCB0aGUgb3Jp Z2luYWwgcHJvYmxlbSBzdGlsbApvY2N1cnJlZCBpbiB0aGF0IGNvbmZpZ3VyYXRpb24/Cgo+IEFu ZCBJIHZlcmlmaWVkIHRoYXQgdGhlCj4gXF9TQi5QQ0kwLlBFRzAuUEcwMC5fU1RBIHJldHVybnMg MSwgd2hpY2ggaW5kaWNhdGVzIGl0IHNob3VsZCBzdGlsbCBiZQo+IHR1cm5lZCBvbi4KCkkgZG9u J3QgcmVhbGx5IHVuZGVyc3RhbmQgdGhpcyBjb21tZW50LCBzbyBjYW4geW91IGV4cGxhaW4gaXQg YSBiaXQgdG8KbWUsIHBsZWFzZT8KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRl c2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8v ZHJpLWRldmVs