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,URIBL_BLOCKED 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 EE87BC04EB8 for ; Fri, 30 Nov 2018 16:00:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BFCA82146D for ; Fri, 30 Nov 2018 16:00:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BFCA82146D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de 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 S1727440AbeLADK1 (ORCPT ); Fri, 30 Nov 2018 22:10:27 -0500 Received: from mx2.suse.de ([195.135.220.15]:56098 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726644AbeLADK1 (ORCPT ); Fri, 30 Nov 2018 22:10:27 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 19E64B0C1; Fri, 30 Nov 2018 16:00:39 +0000 (UTC) Date: Fri, 30 Nov 2018 17:00:38 +0100 Message-ID: From: Takashi Iwai To: Jeremy Cline Cc: Kailang Yang , Jaroslav Kysela , Tim Van den Eynde , alsa-devel@alsa-project.org, Linux Kernel Mailing List Subject: Re: Regression: very quiet speakers on Thinkpad T570s In-Reply-To: References: User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.8 Emacs/26 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 30 Nov 2018 15:49:17 +0100, Jeremy Cline wrote: > > Hi, > > Some folks have reported on the Fedora bug tracker[0] that the laptop > speaker volume is very low on the Thinkpad T570 when running a kernel > that includes commit 61fcf8ece9b6 ("ALSA: hda/realtek - Enable Thinkpad > Dock device for ALC298 platform"). > > alsa-info.sh from v4.15.4 (just before commit 61fcf8ece9b6 arrived in > stable) and v4.19.4 with the issue present are attached to the bugzilla. > I've also Cc'd Tim, who uploaded them and has the laptop in question. > > [0] https://bugzilla.redhat.com/show_bug.cgi?id=1554304 Could you pinpoint which kernel version started showing the regression, at least? The diffs are fairly wide between 4.15 and 4.19. thanks, Takashi