From patchwork Mon Nov 2 15:10:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sameer Pujar X-Patchwork-Id: 314134 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=-12.7 required=3.0 tests=BAYES_00,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 307FFC388F2 for ; Mon, 2 Nov 2020 15:13:22 +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 7793A22226 for ; Mon, 2 Nov 2020 15:13:21 +0000 (UTC) Authentication-Results: mail.kernel.org; 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Mon, 02 Nov 2020 07:11:36 -0800 Received: from HQMAIL105.nvidia.com (172.20.187.12) by HQMAIL105.nvidia.com (172.20.187.12) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 2 Nov 2020 15:11:24 +0000 Received: from audio.nvidia.com (10.124.1.5) by mail.nvidia.com (172.20.187.12) with Microsoft SMTP Server id 15.0.1473.3 via Frontend Transport; Mon, 2 Nov 2020 15:11:20 +0000 From: Sameer Pujar To: , , , , , Subject: [PATCH v5 2/7] ASoC: soc-pcm: Get all BEs along DAPM path Date: Mon, 2 Nov 2020 20:40:09 +0530 Message-ID: <1604329814-24779-3-git-send-email-spujar@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1604329814-24779-1-git-send-email-spujar@nvidia.com> References: <1604329814-24779-1-git-send-email-spujar@nvidia.com> MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1604329896; bh=WDJ0zXsCLUxYP51jq6c1bq2lG2EK0zhHddSgQBLIuq4=; h=From:To:CC:Subject:Date:Message-ID:X-Mailer:In-Reply-To: References:MIME-Version:Content-Type; b=Kg+eXaMEZcaEJRhozsDQ15XRSdU5gJObWyMWRo9HKpAbrsooHPvJiGOTRWtGY+vWL +gr62Bi51U6LbTjzdLQ1L5Z1udqD+Ps/rHGPoLfBMvXCwPvAg34CxP6nNHMftbtcTR jsqbtKGRUWJz+MmKrqdXOky0fLnIAOU8b0cdn2D44Ckwl6H6s14SV4nO5X/Da/ahVI bmhFChPes1elZKryo2Wl86LBmJ17/Uz7pZ4PnZhnetzGsJGzhiHZca+jYuZSUhx1UT iFQgGUHnx/mNK5/4nBZ3lecagZK6S74ogSsxIL6tBLQ9JAb0s/Zw5p63i65155Z7wd vUMe5U/rExvgA== Cc: alsa-devel@alsa-project.org, Sameer Pujar , linux-kernel@vger.kernel.org, jonathanh@nvidia.com, sharadg@nvidia.com, thierry.reding@gmail.com, linux-tegra@vger.kernel.org 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" dpcm_end_walk_at_be() stops the graph walk when first BE is found for the given FE component. In a component model we may want to connect multiple DAIs from different components. A new flag is introduced in 'snd_soc_card', which when set allows DAI/component chaining. Later PCM operations can be called for all these listed components for a valid DAPM path. Signed-off-by: Sameer Pujar --- include/sound/soc.h | 1 + sound/soc/soc-pcm.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/include/sound/soc.h b/include/sound/soc.h index 5ac578c..4a9958b 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -1084,6 +1084,7 @@ struct snd_soc_card { unsigned int fully_routed:1; unsigned int disable_route_checks:1; unsigned int probed:1; + unsigned int component_chaining:1; void *drvdata; }; diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 17ff3a3..51d98ff5 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -1259,7 +1259,8 @@ int dpcm_path_get(struct snd_soc_pcm_runtime *fe, /* get number of valid DAI paths and their widgets */ paths = snd_soc_dapm_dai_get_connected_widgets(cpu_dai, stream, list, - dpcm_end_walk_at_be); + fe->card->component_chaining ? + NULL : dpcm_end_walk_at_be); dev_dbg(fe->dev, "ASoC: found %d audio %s paths\n", paths, stream ? "capture" : "playback");