Received: by 2002:a25:ad19:0:0:0:0:0 with SMTP id y25csp592841ybi; Wed, 3 Jul 2019 01:34:06 -0700 (PDT) X-Google-Smtp-Source: APXvYqyzYMssvzvz7/pQ3UMG5WbndAehT9EPIW81TJk/bYc4DHYxcaRXevmMGaTKP2Eiodskt+gl X-Received: by 2002:a63:1847:: with SMTP id 7mr23101556pgy.204.1562142846115; Wed, 03 Jul 2019 01:34:06 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1562142846; cv=none; d=google.com; s=arc-20160816; b=bb21p2OU8aXcgBj8nEmbgbT/VzRP3oWayR2Q+PzcUsUdCWqvfE70U6wx91pTZZmcP8 YADGpEcVfTEzI8pLI228ljxX+S86DZfEeNLRvaTp4+Ai5E5mf6KQISHTCY/uDIfykGJX s18MRAdOD0hUT3xOThYZklJLLvzdnTybIpUmECamKLbe8Caxyn7YG8BQlgCa5aRfF5vn Dpu9C6pZMdDBJIvROynkyOpCyW0XL/TuRIHcgYbMEfaoAG7r/vgyCNBAVgI9XNlqlTCI K+Mz5ZckUCpOp6ZtdSljVEOc0YyqLyxuk9xSxBZHf8TW4OUzTWP2lSlgIs7apfU66Zyf IxLg== 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=b6Pl2iM8kUL34u4aUIA10NpbSwuRHmGdw6975bjiDM0=; b=iZ3Wxj9IUpQ9bdTA1Q6VKG1DFFIXgsK/0NIEmhpZiDtUiJVvpvc9WuZSAG8e1GQKVD LqNC3GxLb3Rj/Mmvu8tsfuid66G+tbvbka4z4UCEZSKkQWwQbixxSeFWpigmIDaEoyjb JvBk3fJr6uxAmoPAqeKFyKwV/+eaKon6D972/lwPcRQTIv+qA6XRoi5GY6QtCQ5l1ndK t/7BJs+kF9JaI+PBMv/a8sVSrRgRaQyDSDkQSHTgIJJV1p3WBCvuM+YUlwS0vACJ8HQ+ sEe0bioiMYi0khq2FS0NQh0+Ldqb74IdAbHilQIGuKsvMUbGSmax8kqnN3dwdz6zhPTZ eI8Q== 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 x18si1705732pgh.260.2019.07.03.01.33.50; Wed, 03 Jul 2019 01:34:06 -0700 (PDT) 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 S1727197AbfGCIcK (ORCPT + 99 others); Wed, 3 Jul 2019 04:32:10 -0400 Received: from mx2.suse.de ([195.135.220.15]:50476 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726400AbfGCIcJ (ORCPT ); Wed, 3 Jul 2019 04:32:09 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id BD120AD3A; Wed, 3 Jul 2019 08:32:08 +0000 (UTC) Date: Wed, 03 Jul 2019 10:32:08 +0200 Message-ID: From: Takashi Iwai To: "Wasko, Michal" Cc: nick83ola , alsa-devel@alsa-project.org, info@jensverwiebe.de, Greg Kroah-Hartman , linux-kernel@vger.kernel.org, Richard Fontana , Jussi Laako , Thomas Gleixner , Allison Randal Subject: Re: [alsa-devel] [PATCH] ALSA: usb-audio: fix Line6 Helix audio format rates In-Reply-To: <38462424-4e2b-bdbd-f7cc-ea94385924e0@linux.intel.com> References: <20190702004439.30131-1-nick83ola@gmail.com> <4181a467-5332-c256-5124-513a0343ec70@linux.intel.com> <38462424-4e2b-bdbd-f7cc-ea94385924e0@linux.intel.com> 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/25.3 (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 Wed, 03 Jul 2019 10:26:31 +0200, Wasko, Michal wrote: > > >> My idea is that if line6 in the future fixes their code (they are quite active > >> on the helix line) the call will not fail and we get a proper device without > >> quirks. > >> But If the driver fail to get the clock this settings works as a "failsafe" > >> and get the device working. > >> I also tried to contact their support but they don't care a lot about Linux > >> for now :-( > > The fallback might be good, but I'm not sure whether there are many > > devices that hit the same problem. If we encounter more, let's try to > > make it as a fallback. > > thanks, > > > > Takashi > Since there is a chance that the issue will be addressed in USB device FW > thanthe fallback mechanism will make sense. It would cover eventual future > scenario withdevices that will have the issue fixed. Fair enough. Let's handle it as fallback, then. thanks, Takashi