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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 88235C433DF for ; Thu, 18 Jun 2020 01:55:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 654FC20885 for ; Thu, 18 Jun 2020 01:55:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592445321; bh=Bt6ZEXdLA0UnS2fNEifmKdZSL9+XTRkjajHnMGGenKM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=MTRbR5rCXmVgg0AQDT+n8BCSy2b0SvNIHFmaIQxOWpaeJ1HJjRPvyV+drkvus/IR6 va74V40V4SySq4K6VG/vMvdlMRobvwb9C6LRebJITldTM8ok/QYHKdhd2ExJOW77TD pT/1lZsnuIN00ycNd4Gaw30NgN83qOQQxKAkYKwk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731801AbgFRBzT (ORCPT ); Wed, 17 Jun 2020 21:55:19 -0400 Received: from mail.kernel.org ([198.145.29.99]:32952 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731511AbgFRBZt (ORCPT ); Wed, 17 Jun 2020 21:25:49 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B76322088E; Thu, 18 Jun 2020 01:25:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592443548; bh=Bt6ZEXdLA0UnS2fNEifmKdZSL9+XTRkjajHnMGGenKM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iTw7J4K1Y63ecV/Mi5hCQnKPsZpmXRGFvzO3/2vtVYHl4OvtLSCh638ZD7Oi0oXtx tQ50rNkbHRIx2Bv1hrpdpk5x4+wF6ijgvJXoKNTA6SS4LyLQRLN5eaKvzCrDr1iZas gejYXLNAEfSsE8qjlTul4WAB+TjfNc1hd486taoo= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Bard Liao , Daniel Baluta , Pierre-Louis Bossart , Guennadi Liakhovetski , Daniel Baluta , Mark Brown , Sasha Levin , alsa-devel@alsa-project.org Subject: [PATCH AUTOSEL 4.19 164/172] ASoC: core: only convert non DPCM link to DPCM link Date: Wed, 17 Jun 2020 21:22:10 -0400 Message-Id: <20200618012218.607130-164-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200618012218.607130-1-sashal@kernel.org> References: <20200618012218.607130-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Bard Liao [ Upstream commit 607fa205a7e4dfad28b8a67ab1c985756ddbccb0 ] Additional checks for valid DAIs expose a corner case, where existing BE dailinks get modified, e.g. HDMI links are tagged with dpcm_capture=1 even if the DAIs are for playback. This patch makes those changes conditional and flags configuration issues when a BE dailink is has no_pcm=0 but dpcm_playback or dpcm_capture=1 (which makes no sense). As discussed on the alsa-devel mailing list, there are redundant flags for dpcm_playback, dpcm_capture, playback_only, capture_only. This will have to be cleaned-up in a future update. For now only correct and flag problematic configurations. Fixes: 218fe9b7ec7f3 ("ASoC: soc-core: Set dpcm_playback / dpcm_capture") Suggested-by: Daniel Baluta Signed-off-by: Bard Liao Signed-off-by: Pierre-Louis Bossart Reviewed-by: Guennadi Liakhovetski Reviewed-by: Daniel Baluta Reviewed-by: Bard Liao Link: https://lore.kernel.org/r/20200608194415.4663-3-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/soc-core.c | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index e45dfcb62b6a..595fe20bbc6d 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -1920,9 +1920,25 @@ static void soc_check_tplg_fes(struct snd_soc_card *card) dai_link->platform_name = component->name; /* convert non BE into BE */ - dai_link->no_pcm = 1; - dai_link->dpcm_playback = 1; - dai_link->dpcm_capture = 1; + if (!dai_link->no_pcm) { + dai_link->no_pcm = 1; + + if (dai_link->dpcm_playback) + dev_warn(card->dev, + "invalid configuration, dailink %s has flags no_pcm=0 and dpcm_playback=1\n", + dai_link->name); + if (dai_link->dpcm_capture) + dev_warn(card->dev, + "invalid configuration, dailink %s has flags no_pcm=0 and dpcm_capture=1\n", + dai_link->name); + + /* convert normal link into DPCM one */ + if (!(dai_link->dpcm_playback || + dai_link->dpcm_capture)) { + dai_link->dpcm_playback = !dai_link->capture_only; + dai_link->dpcm_capture = !dai_link->playback_only; + } + } /* override any BE fixups */ dai_link->be_hw_params_fixup = -- 2.25.1