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Thu, 01 Oct 2020 10:32:55 -0700 Received: from HQMAIL111.nvidia.com (172.20.187.18) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Thu, 1 Oct 2020 17:33:44 +0000 Received: from audio.nvidia.com (10.124.1.5) by mail.nvidia.com (172.20.187.18) with Microsoft SMTP Server id 15.0.1473.3 via Frontend Transport; Thu, 1 Oct 2020 17:33:38 +0000 From: Sameer Pujar To: , , , , , , , , Subject: [PATCH v3 02/13] ASoC: soc-pcm: Get all BEs along DAPM path Date: Thu, 1 Oct 2020 23:02:56 +0530 Message-ID: <1601573587-15288-3-git-send-email-spujar@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1601573587-15288-1-git-send-email-spujar@nvidia.com> References: <1601573587-15288-1-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=1601573575; bh=3W6UwWfLG2y91GsD4wxpT6TKLXhYsYzkiLpXPArPYYQ=; h=From:To:CC:Subject:Date:Message-ID:X-Mailer:In-Reply-To: References:MIME-Version:Content-Type; b=aWKbsPjiYcs+eBs60mOl5T1fCxii/NCGDY3P6oZ31iiqIW05HFPv2FdgXWbWa8UGi 7isM0+VMPdy7ZmFBmp9ekCXqBlGB9SMUuNtE4PsMElp79OIIxXjCpcWJl5PVDC7irE uZP2Pd8M9VlBNEP/sw4qZNxwXCHO8JVh5vrbjhbldNx1kkkJKZRvWH9dxiAzlcOfKZ wi8pAY5J/U8ZEDHdjUkgxwgwj0ACtW00WCh2iVV+kxRZNUvwo/Sr1XsLNQp04bp1is TzbJ1q5vE+++Whpz052t770g1QqxSzDgA2VxNX853NYEEZHukqGYr8yXBus3T89gX2 HBvgPw5jq9jNQ== Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, nicoleotsuka@gmail.com, swarren@nvidia.com, Sameer Pujar , linux-kernel@vger.kernel.org, atalambedu@nvidia.com, viswanathl@nvidia.com, sharadg@nvidia.com, nwartikar@nvidia.com, linux-tegra@vger.kernel.org, rlokhande@nvidia.com, mkumard@nvidia.com, dramesh@nvidia.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" 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 3b038c5..9b69d70 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 09e8d70..25904b8 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -1283,7 +1283,8 @@ 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");