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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,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 1434FC433E1 for ; Mon, 17 Aug 2020 19:25:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E8034204EC for ; Mon, 17 Aug 2020 19:25:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597692334; bh=CYQLhpc9ygtcY3Ds+KkuqeawEYrfEbppAz6zdGbpa38=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=tfwY6A0QAWDWucI7R7oQQYd5Y0le50xjgcfXTOApo1f6+1kNuOCVxYyTwhR1bkFMa Z60iA8OLrBZN1/073uNQoxCXMY+kuyY5yFlmUBlFWi2Y7DPJZjdZ1A40P9OlSNXA29 Y6zaFg8jM8JldzA3GtgkJr5I9WvAmgUIFp+OU9Cw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732058AbgHQTZc (ORCPT ); Mon, 17 Aug 2020 15:25:32 -0400 Received: from mail.kernel.org ([198.145.29.99]:38440 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730184AbgHQPeI (ORCPT ); Mon, 17 Aug 2020 11:34:08 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 83DC422DD6; Mon, 17 Aug 2020 15:34:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597678448; bh=CYQLhpc9ygtcY3Ds+KkuqeawEYrfEbppAz6zdGbpa38=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AbcfowwvBu66iCkpZ4lzRKf2oclskftw1e083BAoeI7+Odzb2AEWHFdtq5ma05SS+ l2Qeflk23uBDqyFGZbLNvmA5Ni0DPDsh8kN1bXQNqgWkdX6+Bp9ZfVeAzvEfGvsjQj IVqSOxllVE06LA9URRyZzJQTOF/cBLH6hHdFr6PI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jerome Brunet , Pierre-Louis Bossart , Mark Brown , Sasha Levin Subject: [PATCH 5.8 337/464] ASoC: core: use less strict tests for dailink capabilities Date: Mon, 17 Aug 2020 17:14:50 +0200 Message-Id: <20200817143849.921826452@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200817143833.737102804@linuxfoundation.org> References: <20200817143833.737102804@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Pierre-Louis Bossart [ Upstream commit 4f8721542f7b75954bfad98c51aa59d683d35b50 ] Previous updates to set dailink capabilities and check dailink capabilities were based on a flawed assumption that all dais support the same capabilities as the dailink. This is true for TDM configurations but existing configurations use an amplifier and a capture device on the same dailink, and the tests would prevent the card from probing. This patch modifies the snd_soc_dai_link_set_capabilities() helper so that the dpcm_playback (resp. dpcm_capture) dailink capabilities are set if at least one dai supports playback (resp. capture). Likewise the checks are modified so that an error is reported only when dpcm_playback (resp. dpcm_capture) is set but none of the CPU DAIs support playback (resp. capture). Fixes: 25612477d20b5 ('ASoC: soc-dai: set dai_link dpcm_ flags with a helper') Fixes: b73287f0b0745 ('ASoC: soc-pcm: dpcm: fix playback/capture checks') Suggested-by: Jerome Brunet Signed-off-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20200723180533.220312-1-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/soc-dai.c | 16 +++++++++------- sound/soc/soc-pcm.c | 42 ++++++++++++++++++++++++------------------ 2 files changed, 33 insertions(+), 25 deletions(-) diff --git a/sound/soc/soc-dai.c b/sound/soc/soc-dai.c index 457159975b01a..cecbbed2de9d5 100644 --- a/sound/soc/soc-dai.c +++ b/sound/soc/soc-dai.c @@ -400,28 +400,30 @@ void snd_soc_dai_link_set_capabilities(struct snd_soc_dai_link *dai_link) struct snd_soc_dai_link_component *codec; struct snd_soc_dai *dai; bool supported[SNDRV_PCM_STREAM_LAST + 1]; + bool supported_cpu; + bool supported_codec; int direction; int i; for_each_pcm_streams(direction) { - supported[direction] = true; + supported_cpu = false; + supported_codec = false; for_each_link_cpus(dai_link, i, cpu) { dai = snd_soc_find_dai(cpu); - if (!dai || !snd_soc_dai_stream_valid(dai, direction)) { - supported[direction] = false; + if (dai && snd_soc_dai_stream_valid(dai, direction)) { + supported_cpu = true; break; } } - if (!supported[direction]) - continue; for_each_link_codecs(dai_link, i, codec) { dai = snd_soc_find_dai(codec); - if (!dai || !snd_soc_dai_stream_valid(dai, direction)) { - supported[direction] = false; + if (dai && snd_soc_dai_stream_valid(dai, direction)) { + supported_codec = true; break; } } + supported[direction] = supported_cpu && supported_codec; } dai_link->dpcm_playback = supported[SNDRV_PCM_STREAM_PLAYBACK]; diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index c517064f5391b..74baf1fce053f 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -2802,30 +2802,36 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num) if (rtd->dai_link->dpcm_playback) { stream = SNDRV_PCM_STREAM_PLAYBACK; - for_each_rtd_cpu_dais(rtd, i, cpu_dai) - if (!snd_soc_dai_stream_valid(cpu_dai, - stream)) { - dev_err(rtd->card->dev, - "CPU DAI %s for rtd %s does not support playback\n", - cpu_dai->name, - rtd->dai_link->stream_name); - return -EINVAL; + for_each_rtd_cpu_dais(rtd, i, cpu_dai) { + if (snd_soc_dai_stream_valid(cpu_dai, stream)) { + playback = 1; + break; } - playback = 1; + } + + if (!playback) { + dev_err(rtd->card->dev, + "No CPU DAIs support playback for stream %s\n", + rtd->dai_link->stream_name); + return -EINVAL; + } } if (rtd->dai_link->dpcm_capture) { stream = SNDRV_PCM_STREAM_CAPTURE; - for_each_rtd_cpu_dais(rtd, i, cpu_dai) - if (!snd_soc_dai_stream_valid(cpu_dai, - stream)) { - dev_err(rtd->card->dev, - "CPU DAI %s for rtd %s does not support capture\n", - cpu_dai->name, - rtd->dai_link->stream_name); - return -EINVAL; + for_each_rtd_cpu_dais(rtd, i, cpu_dai) { + if (snd_soc_dai_stream_valid(cpu_dai, stream)) { + capture = 1; + break; } - capture = 1; + } + + if (!capture) { + dev_err(rtd->card->dev, + "No CPU DAIs support capture for stream %s\n", + rtd->dai_link->stream_name); + return -EINVAL; + } } } else { /* Adapt stream for codec2codec links */ -- 2.25.1