Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp3917433imu; Fri, 30 Nov 2018 08:02:04 -0800 (PST) X-Google-Smtp-Source: AFSGD/U+FaH2qQgvZMFl5gVBnhgYoz013FTp5NTcw4NSqWePNadQLUy0h0ns76GUBE4JCXbwRIBm X-Received: by 2002:a63:3f44:: with SMTP id m65mr5426033pga.115.1543593724250; Fri, 30 Nov 2018 08:02:04 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1543593724; cv=none; d=google.com; s=arc-20160816; b=UJRW1lkwVN91smNY4nGeyH1BtUzY5gAmvA9iK67K75/KGjqgN7tqytaCo6oLAuXxli FDKUXKoeIad92KSsZM5xQXpj2ng8vnMVMOyDxk2E9BvtR1/SnTAe1PufJebj/zVt9tXy wiZVIXjZ+1uQm66MElAlidv8aHiqISSaaE7Q+tCFtZNh9cwsuiVuXt/uiSKxC5G7g8Uc 6++DUDDishFbBqVXVOLpCcERubEMrwd3dle6puSRveOmrMe1eTlmOJ6e30K+U3YOOjKk l4x9pn0QCZt7UEATFMKLHsvju8va8wSiqA34ntKEStmAsSTHBRU3qU1PDh+GeqR7BufX ruDA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:user-agent:references :in-reply-to:subject:cc:to:from:message-id:date; bh=i9I9mJYwoxaMZtTacplj5WcjjLQlTpMr77lEbd2KD8E=; b=oIIjqP50yCpCi4zh+v4whQf684TFmYDb5eg57E7eA8wB/BUUkIL6r3qkckyBl9P3yf C6KobMJgmseg5WJfcQuaEzM4lEPTHOlo7CDKwr9FLZUHcF5cpH2JDU6fnpbpJ820AJqT kG9Y6ZvhHq3kKukrYLtDBE+aaJV4MnFDmybkylrlyn8gA9cHxwlv4Xpd7oawM2kCif7l yYIL9LoJyQCavCx6VNoXWGERIojsKsf0kE65Stw8+GGPVPw59g6l50+Zq+pxYTnoBP7f 3R3B54qSRLWQE/0NzKRptaJCUj3hthmDNEiicVMPapRL0TzJphSn3dNdd7+qfV+61tGg Wy2Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id d5si1253451pla.361.2018.11.30.08.01.29; Fri, 30 Nov 2018 08:02:04 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727346AbeLADK1 (ORCPT + 99 others); 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