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=-0.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,PDS_BTC_ID,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 8F061C43603 for ; Thu, 5 Dec 2019 10:37:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6BB4724654 for ; Thu, 5 Dec 2019 10:37:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729048AbfLEKhN (ORCPT ); Thu, 5 Dec 2019 05:37:13 -0500 Received: from metis.ext.pengutronix.de ([85.220.165.71]:37347 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726384AbfLEKhM (ORCPT ); Thu, 5 Dec 2019 05:37:12 -0500 Received: from kresse.hi.pengutronix.de ([2001:67c:670:100:1d::2a]) by metis.ext.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1icoVT-0001Rs-6X; Thu, 05 Dec 2019 11:37:11 +0100 Message-ID: <475aa5cfd3d3ccac5b2c76ba031bf925db09a917.camel@pengutronix.de> Subject: Re: baseline power consumtion kernel > 5.3.10 From: Lucas Stach To: Guido Riedel , linux-pm@vger.kernel.org Cc: "Rafael J. Wysocki" , dri-devel@lists.freedesktop.org Date: Thu, 05 Dec 2019 11:37:10 +0100 In-Reply-To: <3ebca53c-b8fa-1e7f-6d4e-abdc93cbf2a6@web.de> References: <3ebca53c-b8fa-1e7f-6d4e-abdc93cbf2a6@web.de> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.30.5-1.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::2a X-SA-Exim-Mail-From: l.stach@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-pm@vger.kernel.org Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Do, 2019-12-05 at 08:52 +0100, Guido Riedel wrote: > Hi, > > Since Kernel 5.3.11 I got a significant increased baseline Power > consumption. I tried up to 5.4.1 on arch linux. Powertop shows an > increase from 3.6W on 5.3.10 to 5.x W on higher Kernels. My laptop fan > spins a lot more. > > I read that a lot of Intel stuff has entered the Kernel in 5.3.11, could > this cause it? Will it stay like this in the next Versions? Can I maybe > switch something off etc. to get a lower baseline power? > > I hope I write to the right address, otherwise sorry. 7e34f4e4aad3 ("drm/i915/gen8+: Add RC6 CTX corruption WA"), which has been backported to 5.3.11 causes a major power regression due to Intel GPUs not being able to enter rc6 anymore. Fixes for this are -next, but I don't know what the plans for landing and maybe backporting are. Regards, Lucas 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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, 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 B1FC6C43603 for ; Thu, 5 Dec 2019 10:37:16 +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 91A1F2464D for ; Thu, 5 Dec 2019 10:37:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 91A1F2464D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de 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 D25906F87D; Thu, 5 Dec 2019 10:37:15 +0000 (UTC) Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6EAC66F87D for ; Thu, 5 Dec 2019 10:37:14 +0000 (UTC) Received: from kresse.hi.pengutronix.de ([2001:67c:670:100:1d::2a]) by metis.ext.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1icoVT-0001Rs-6X; Thu, 05 Dec 2019 11:37:11 +0100 Message-ID: <475aa5cfd3d3ccac5b2c76ba031bf925db09a917.camel@pengutronix.de> Subject: Re: baseline power consumtion kernel > 5.3.10 From: Lucas Stach To: Guido Riedel , linux-pm@vger.kernel.org Date: Thu, 05 Dec 2019 11:37:10 +0100 In-Reply-To: <3ebca53c-b8fa-1e7f-6d4e-abdc93cbf2a6@web.de> References: <3ebca53c-b8fa-1e7f-6d4e-abdc93cbf2a6@web.de> User-Agent: Evolution 3.30.5-1.1 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::2a X-SA-Exim-Mail-From: l.stach@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: dri-devel@lists.freedesktop.org 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: dri-devel@lists.freedesktop.org, "Rafael J. Wysocki" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" T24gRG8sIDIwMTktMTItMDUgYXQgMDg6NTIgKzAxMDAsIEd1aWRvIFJpZWRlbCB3cm90ZToKPiBI aSwKPiAKPiBTaW5jZSBLZXJuZWwgNS4zLjExIEkgZ290IGEgc2lnbmlmaWNhbnQgaW5jcmVhc2Vk IGJhc2VsaW5lIFBvd2VyIAo+IGNvbnN1bXB0aW9uLiBJIHRyaWVkIHVwIHRvIDUuNC4xIG9uIGFy Y2ggbGludXguIFBvd2VydG9wIHNob3dzIGFuIAo+IGluY3JlYXNlIGZyb20gMy42VyBvbiA1LjMu MTAgdG8gNS54IFcgb24gaGlnaGVyIEtlcm5lbHMuIE15IGxhcHRvcCBmYW4gCj4gc3BpbnMgYSBs b3QgbW9yZS4KPiAKPiBJIHJlYWQgdGhhdCBhIGxvdCBvZiBJbnRlbCBzdHVmZiBoYXMgZW50ZXJl ZCB0aGUgS2VybmVsIGluIDUuMy4xMSwgY291bGQgCj4gdGhpcyBjYXVzZSBpdD8gV2lsbCBpdCBz dGF5IGxpa2UgdGhpcyBpbiB0aGUgbmV4dCBWZXJzaW9ucz8gQ2FuIEkgbWF5YmUgCj4gc3dpdGNo IHNvbWV0aGluZyBvZmYgZXRjLiB0byBnZXQgYSBsb3dlciBiYXNlbGluZSBwb3dlcj8KPiAKPiBJ IGhvcGUgSSB3cml0ZSB0byB0aGUgcmlnaHQgYWRkcmVzcywgb3RoZXJ3aXNlIHNvcnJ5LgoKN2Uz NGY0ZTRhYWQzICgiZHJtL2k5MTUvZ2VuOCs6IEFkZCBSQzYgQ1RYIGNvcnJ1cHRpb24gV0EiKSwg d2hpY2ggaGFzCmJlZW4gYmFja3BvcnRlZCB0byA1LjMuMTEgY2F1c2VzIGEgbWFqb3IgcG93ZXIg cmVncmVzc2lvbiBkdWUgdG8gSW50ZWwKR1BVcyBub3QgYmVpbmcgYWJsZSB0byBlbnRlciByYzYg YW55bW9yZS4KCkZpeGVzIGZvciB0aGlzIGFyZSAtbmV4dCwgYnV0IEkgZG9uJ3Qga25vdyB3aGF0 IHRoZSBwbGFucyBmb3IgbGFuZGluZwphbmQgbWF5YmUgYmFja3BvcnRpbmcgYXJlLgoKUmVnYXJk cywKTHVjYXMKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f CmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpo dHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbA==