From patchwork Wed Sep 2 15:42:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kai Vehmanen X-Patchwork-Id: 251183 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=-18.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT 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 69B46C433E2 for ; Wed, 2 Sep 2020 15:46:27 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (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 DFC2A204FD for ; Wed, 2 Sep 2020 15:46:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="idYxmNnW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DFC2A204FD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 774BD1884; Wed, 2 Sep 2020 17:45:35 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 774BD1884 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1599061585; bh=NVUoYDXkzhrHQzC8YrZYEFQonoUmDGmHVoP+oKbd/b8=; h=From:To:Subject:Date:Cc:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=idYxmNnWpBMt5k8wR/9KikjRfciKZzQUL7e7XzOJthxfdwlq9hDNTfpO8IXo5SeZ7 UBC9tGrby23WaAgQ2GyZlZ5zzg/zZ/VuvZXvLT3VgZJtQlx3j+xaDJRXCMiT6tTEGT 9F6wnk2rtMiOCROlUxpH0ibpWfkuTHvysOipx9S8= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 7A264F802DD; Wed, 2 Sep 2020 17:44:10 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 79162F802E3; Wed, 2 Sep 2020 17:44:09 +0200 (CEST) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id F1E65F802DD for ; Wed, 2 Sep 2020 17:43:57 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz F1E65F802DD IronPort-SDR: O84w82xuMrHAFjf5f7YaeoRK9RvuJE1EOBdJCaZ3v8Lh1GWnPKj7tUP6knvfJ5Lo1neMI7bfDC kZLATgoj/7lQ== X-IronPort-AV: E=McAfee;i="6000,8403,9732"; a="158406508" X-IronPort-AV: E=Sophos;i="5.76,383,1592895600"; d="scan'208";a="158406508" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Sep 2020 08:43:55 -0700 IronPort-SDR: lFqSYKbOVBqj0V7fzysjyqMmFUmy4+F6pekKf6/orInsBudPh9qs0fNNlxG1XDriW/hAS3hRtX njjgXGCqEkGQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,383,1592895600"; d="scan'208";a="502178939" Received: from eliteleevi.tm.intel.com ([10.237.54.20]) by fmsmga006.fm.intel.com with ESMTP; 02 Sep 2020 08:43:54 -0700 From: Kai Vehmanen To: alsa-devel@alsa-project.org, tiwai@suse.de Subject: [PATCH] ALSA: hda: add dev_dbg log when driver is not selected Date: Wed, 2 Sep 2020 18:42:39 +0300 Message-Id: <20200902154239.1440537-1-kai.vehmanen@linux.intel.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Cc: Guennadi Liakhovetski , Bard Liao , Pierre-Louis Bossart , kai.vehmanen@linux.intel.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: Pierre-Louis Bossart On SKL+ Intel platforms, the driver selection is handled by the snd_intel_dspcfg, and when the HDaudio legacy driver is not selected, be it with the auto-selection or user preferences with a kernel parameter, the probe aborts with no logs, only a -ENODEV return value. Having no dmesg trace, even with dynamic debug enabled, makes support more complicated than it needs to be, and even experienced users can be fooled. A simple dev_dbg() trace solves this problem. BugLink: https://github.com/thesofproject/linux/issues/2330 Signed-off-by: Pierre-Louis Bossart Reviewed-by: Bard Liao Reviewed-by: Guennadi Liakhovetski Signed-off-by: Kai Vehmanen --- sound/pci/hda/hda_intel.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 0f86e3765bb3..36a9dbc33aa0 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2127,9 +2127,10 @@ static int azx_probe(struct pci_dev *pci, */ if (dmic_detect) { err = snd_intel_dsp_driver_probe(pci); - if (err != SND_INTEL_DSP_DRIVER_ANY && - err != SND_INTEL_DSP_DRIVER_LEGACY) + if (err != SND_INTEL_DSP_DRIVER_ANY && err != SND_INTEL_DSP_DRIVER_LEGACY) { + dev_dbg(&pci->dev, "HDAudio driver not selected, aborting probe\n"); return -ENODEV; + } } else { dev_warn(&pci->dev, "dmic_detect option is deprecated, pass snd-intel-dspcfg.dsp_driver=1 option instead\n"); }