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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 983BAC47082 for ; Wed, 26 May 2021 22:55:08 +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 4F942613D2 for ; Wed, 26 May 2021 22:55:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4F942613D2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=renesas.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 1E4B71707; Thu, 27 May 2021 00:54:15 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 1E4B71707 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1622069705; bh=VpXYYJj1Zb4QS36ysekejDVbpPB/wG9uCRo8v5a85m4=; h=Date:From:To:Subject:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=RkmnD8zwWCstSLYVzs35ok2Rrk/+C5AfD8EoNfJN1hNnZwdex4KsR4FXDbXFe7toC jh5lvAgi16iLRsFWV83JAbxjrtExKgi1C14GALU20IN4Qd7ug/cF46ZAhudm8TM17c U0Up7UHOwjaaZzhYyGTPDRmdUXj0LaX5Oh5cblp4= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 9BE1DF80260; Thu, 27 May 2021 00:54:14 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2847FF80264; Thu, 27 May 2021 00:54:13 +0200 (CEST) Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by alsa1.perex.cz (Postfix) with ESMTP id 35C60F80212 for ; Thu, 27 May 2021 00:54:07 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 35C60F80212 Date: 27 May 2021 07:54:04 +0900 X-IronPort-AV: E=Sophos;i="5.82,333,1613401200"; d="scan'208";a="82348482" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 27 May 2021 07:54:04 +0900 Received: from mercury.renesas.com (unknown [10.166.252.133]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 9C1874122747; Thu, 27 May 2021 07:54:04 +0900 (JST) Message-ID: <87mtshm7hv.wl-kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto To: Mark Brown Subject: Re: [PATCH v2 2/7] ASoC: soc-core: add snd_soc_runtime_get_dai_fmt() In-Reply-To: <87tumqmcut.wl-kuninori.morimoto.gx@renesas.com> References: <871racbx0w.wl-kuninori.morimoto.gx@renesas.com> <87y2ckaifm.wl-kuninori.morimoto.gx@renesas.com> <87tumqmcut.wl-kuninori.morimoto.gx@renesas.com> User-Agent: Wanderlust/2.15.9 Emacs/26.3 Mule/6.0 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII Cc: Linux-ALSA 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" Hi Mark again > > 1. Try to match both DAI's 1st choice, if match use that. > > 2. Pick one DAI A, try it's 2nd choice with the other DAI B's 1st > > choice. > > 3. Swap and try 1st choice of A and 2nd choice of B. > > 4. Try 2nd choices of both DAIs. About this, Because we might use Multi-CPU/Codec, step 3 is difficult. Except it I can implement. Thank you for your help !! Best regards --- Kuninori Morimoto