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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 225DBC43334 for ; Thu, 30 Jun 2022 19:35:35 +0000 (UTC) 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 2329D16B3; Thu, 30 Jun 2022 21:34:43 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 2329D16B3 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1656617733; bh=wuKRXOfmB8SfRRAwoXNDYkZyOABp9iiRq5kh8gETWtA=; h=Date:From:To:Subject:References:In-Reply-To:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=jtVRMnHC4Q3jtqd58DUpJDb4+my+8aJCOkp8W1vAm+jqWYqK/wjSK83KSCSMpWNbi iL8QI5XWiE86uL4sOB1Lj97ndOi1s3ikNAY6NAZ031zpw85aY4WqHlwOCrh9Glq7UU bvI7GSot8IyldmM2azBTkHDPsrdjlRTEGvJ1h74I= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id B6E88F804D2; Thu, 30 Jun 2022 21:34:42 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id A5C4FF804D8; Thu, 30 Jun 2022 21:34:41 +0200 (CEST) Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 2F5F7F8014E for ; Thu, 30 Jun 2022 21:34:34 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 2F5F7F8014E Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dUP18hM/" Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 7B3AF61EDA; Thu, 30 Jun 2022 19:34:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C204FC34115; Thu, 30 Jun 2022 19:34:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1656617670; bh=wuKRXOfmB8SfRRAwoXNDYkZyOABp9iiRq5kh8gETWtA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=dUP18hM/+Z0ZRBUe7RjiwFe60fIYiNSC6bQfruGZ1cLgBrtRsa4yPDJD4a0qeyne2 H8p3DVMlNt7MhoULUhCBI4jVTWxNDW++jS1V9zvjZrNln8Li/suhwZybIW8SAeqxkV 6kEo+5nofDk6edE5uFCi3odOuZwh5jeEoNPu76v4Gv8lCUFQf6cPQ0UKCyxwthThZq /yyUSpzmq1KC0yHC6+IxCc1qSzuKCMFBurkBwdZoa2iJXjuW/0tOG4eswHDjfWUmrt NOVJH51XCPeaSn1oMdT+WGZOYyzsJxMhvb4IqzgqT89b8kaKoT3F7tweWXY158bWPw 1+pZ/+BgC3yxQ== Date: Thu, 30 Jun 2022 20:34:25 +0100 From: Mark Brown To: Pierre-Louis Bossart Subject: Re: [PATCH v5 2/2] ASoC: cs35l41: Read System Name from ACPI _SUB to identify firmware Message-ID: References: <20220630150135.1799535-1-sbinding@opensource.cirrus.com> <20220630150135.1799535-3-sbinding@opensource.cirrus.com> <2cc37f6d-72a7-9064-cad2-c6c6d21ede61@linux.intel.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="6WIiVmLhV0mRmQLA" Content-Disposition: inline In-Reply-To: <2cc37f6d-72a7-9064-cad2-c6c6d21ede61@linux.intel.com> X-Cookie: Today is what happened to yesterday. Cc: Stefan Binding , alsa-devel@alsa-project.org, "Rafael J . Wysocki" , patches@opensource.cirrus.com, Liam Girdwood , linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Len Brown 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" --6WIiVmLhV0mRmQLA Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Jun 30, 2022 at 01:35:05PM -0500, Pierre-Louis Bossart wrote: > It's my understanding that the _SUB method is optional, not required. It > may be wise to plan for a fallback, e.g to use DMI quirks or other > identifiers, no? Presumably the fallback would go into cs35l41_acpi_get_name()? --6WIiVmLhV0mRmQLA Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmK9+sAACgkQJNaLcl1U h9C/Xgf/eroOM+YAPUoAaPvxrWc9YxHojGREu1luQnq3pYAoa+AcA8+oOIMLMp/V iEglKVXB1Lcb9j1XN9O3zFFikHyvlbsYmtZCNgbfJe6cY6ea2TllZDuDixAjtE0D eJiL89ksDLjfEMqm4LPeCVp/CklyHDA95DJjP7KQWE1G5qNYzXuydDD7SuS1uR1W CgR8h+r2RHtIOrYVz2zun+HgEnIdjmEscfWCBg0HE9TPndEr6ByxXIkaL0/N0CAY t2UukWklkWH1bbhqrHCvfBq7uEGs3n8tMuaXxTP9LAaiaoDytDMUuP79zHphoxya AUJYkR0+xevNWE1S/JCM3F2EeexGYw== =z3ss -----END PGP SIGNATURE----- --6WIiVmLhV0mRmQLA--