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=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 F318FC433DF for ; Thu, 2 Jul 2020 12:26:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C5EFF20836 for ; Thu, 2 Jul 2020 12:26:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593692770; bh=CTOwxLg+n8bAvIzD1IVs4kKNUWk2tiRGSHFgkCW870g=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=HXy2g7PJ1hKDJdoFU+5PXCrpLsaYWuJfBCPjFrFIk3vdcvVCGyOHT+RZZNzOpuWlB drRspTtMWOQHmp8Olt67pUFj3Lzj8mkeUolz8JXFnSUaINYUekWe6XqsDono25LRfL pE/yVb7d/1ea9YON72R1TdskkE7m/klXn8OqbRKM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728930AbgGBM0J (ORCPT ); Thu, 2 Jul 2020 08:26:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:41132 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728854AbgGBM0I (ORCPT ); Thu, 2 Jul 2020 08:26:08 -0400 Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (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 726CA207CD; Thu, 2 Jul 2020 12:26:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593692768; bh=CTOwxLg+n8bAvIzD1IVs4kKNUWk2tiRGSHFgkCW870g=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=1T1sJiBrL93OzyoE3j8Pp+hjxq11/0nZA94VY4Vad9HkKNAyoEOK7UpSMMwootbsB gZ6UOeWnQipL/sYc92CJBnUVnaoUlUkZ+3b6dNAh/HHnRSLCfvkHLG8p/b5sm3vAgn c+Z3ZIeRIY2VLdmtGpHq+Hq/Aum9RTvwSju2PH7g= Date: Thu, 2 Jul 2020 13:26:05 +0100 From: Mark Brown To: Sameer Pujar Cc: Kuninori Morimoto , perex@perex.cz, tiwai@suse.com, robh+dt@kernel.org, lgirdwood@gmail.com, thierry.reding@gmail.com, jonathanh@nvidia.com, digetx@gmail.com, alsa-devel@alsa-project.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, sharadg@nvidia.com, mkumard@nvidia.com, viswanathl@nvidia.com, rlokhande@nvidia.com, dramesh@nvidia.com, atalambedu@nvidia.com, nwartikar@nvidia.com, swarren@nvidia.com, nicoleotsuka@gmail.com Subject: Re: Re: Re: [PATCH v4 12/23] ASoC: simple-card: Support DPCM DAI link with multiple Codecs Message-ID: <20200702122605.GE4483@sirena.org.uk> References: <874kqu1x70.wl-kuninori.morimoto.gx@renesas.com> <1e0cf6d1-bf4e-8808-5390-c8a3b7c7fe7e@nvidia.com> <87mu4lz6pt.wl-kuninori.morimoto.gx@renesas.com> <1d7888c7-a8cc-e891-01aa-016e31cc9113@nvidia.com> <87ftadyrec.wl-kuninori.morimoto.gx@renesas.com> <492079e9-4518-78ba-a227-859d31594369@nvidia.com> <20200630110100.GH5272@sirena.org.uk> <81d106c0-e1c8-a79a-8caf-1f3be0d61f0c@nvidia.com> <20200630153220.GL5272@sirena.org.uk> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="84ND8YJRMFlzkrP4" Content-Disposition: inline In-Reply-To: X-Cookie: I'm rated PG-34!! User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --84ND8YJRMFlzkrP4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Jul 02, 2020 at 04:06:14PM +0530, Sameer Pujar wrote: > For the HW I am using, there are no fixed endpoints and I am not sure if it > is allowed to have empty endpoints in audio-graph-card. Crossbar/router > provides the flexibility to connect the components in any required order. > Patch [05/23] exposes required graph and MUX controls for the flexible > configurations. Mostly, in DT, I am trying to model the component itself and > finally router can help me specify the audio path to interconnect various > components. Hence I was trying to understand if it is really necessary to > represent the links using audio-graph-card. Kindly help me understand what > more it offers. If simple-card works fine, are we allowed to use it? The links in the graph card should be the physical links at the edge of the devices, those must be fixed no matter what. --84ND8YJRMFlzkrP4 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl790lwACgkQJNaLcl1U h9BPigf+JRDzmC/OXZU6GO+RPto06SdJhbNhvLjXQA6BqKzqFg9qNRwNxEK38qz/ nBq43rOuPFzPkX8j9qxChkJ7pIyhNHx+Vkqo3fRnulH3afFxAiCLKq0IkFph+A0q vOOpNX/7HPZHTXzCWDrSF/pkQvgf+ou9X+K6johBzn/Wtd36X1okIf4LCkmrrhzs /HXd6bGFbGzUC86c2F2Vqbq9aFWhxRMBWGnV5LTGz1I+Y1RiAqUE7yE2whTTGRhv WdrHBrGkXU2R1mtjoecmZ5k86iY8Ho2PQ6ropR7AHRZXmlEYor7T0ViwjXETvQie m0fVcHg7vi04mLyDdmy2dUZwC7oo/Q== =lgFt -----END PGP SIGNATURE----- --84ND8YJRMFlzkrP4--