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[23.128.96.18]) by mx.google.com with ESMTP id o9si966742edi.568.2020.11.02.07.13.12; Mon, 02 Nov 2020 07:13:35 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@nvidia.com header.s=n1 header.b=Kg+eXaME; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=nvidia.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726377AbgKBPL3 (ORCPT + 99 others); Mon, 2 Nov 2020 10:11:29 -0500 Received: from hqnvemgate26.nvidia.com ([216.228.121.65]:7784 "EHLO hqnvemgate26.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726211AbgKBPLZ (ORCPT ); Mon, 2 Nov 2020 10:11:25 -0500 Received: from hqmail.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate26.nvidia.com (using TLS: TLSv1.2, AES256-SHA) id ; 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: , , , , , CC: , , , , , , Sameer Pujar 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 Content-Type: text/plain 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== Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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"); -- 2.7.4