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=-9.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 5A113C12002 for ; Wed, 21 Jul 2021 12:59:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3284F6121F for ; Wed, 21 Jul 2021 12:59:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235462AbhGUMSm (ORCPT ); Wed, 21 Jul 2021 08:18:42 -0400 Received: from mail.kernel.org ([198.145.29.99]:57360 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232628AbhGUMSk (ORCPT ); Wed, 21 Jul 2021 08:18:40 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id D980060FE7; Wed, 21 Jul 2021 12:59:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1626872357; bh=bPx0RAOvqG2V51PSqVvLYqrpRgZ/GNWQlBdocKw4EY8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=i3Skps0nqx3kwVYJZQiIecCdTbqvHIYkUvpo9OaGrPjgAvT8UOB72JUq23AFRqkIX LrtLCGRdochrsAmsYS/XsBIRdQZ9swcdV9zKsAZsBeuVqhIrVIyDlNDzucCsKJFaCn KH9f7gP10SwLIHgc35OxsZGkg7J1Kw7xYURLxnQwPe6KaA9yVquNTT++GbC+QmnVHg j4oN/aVVquNW0JM9a3HXZ3Hpd0NeVd4mAHo+SNWJBkd6P9cK7YCXmJ3eJgybxZplvv x5wuyZHMhSuNMejpOLsLHebx+3Wm16c30PFcOjqscTNZnig92azTHiePbNpfrgGpd/ lH4VcNBF4uNjQ== Date: Wed, 21 Jul 2021 13:59:12 +0100 From: Mark Brown To: Pierre-Louis Bossart Cc: Daniel Baluta , Devicetree List , Linux-ALSA , Kai Vehmanen , Linux Kernel Mailing List , Daniel Baluta , Liam Girdwood , Rob Herring , Ranjani Sridharan , Takashi Iwai , Daniel Baluta Subject: Re: [PATCH 1/3] ASoC: SOF: Parse fw/tplg filename from DT Message-ID: <20210721125912.GE4259@sirena.org.uk> References: <20210715141802.880911-1-daniel.baluta@oss.nxp.com> <20210715141802.880911-2-daniel.baluta@oss.nxp.com> <20210715143906.GD4590@sirena.org.uk> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="so9zsI5B81VjUb/o" Content-Disposition: inline In-Reply-To: X-Cookie: Many pages make a thick book. User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --so9zsI5B81VjUb/o Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Jul 20, 2021 at 10:28:57AM -0500, Pierre-Louis Bossart wrote: Please fix your mail client to word wrap within paragraphs at something substantially less than 80 columns. Doing this makes your messages much easier to read and reply to. > - we currently don't support 'shipping the topology and firmware > bundled up in a single image to avoid them getting out of sync'. No > idea how that might work. Seems like it'd be trivial to arrange in the kernel, or with userspace firmware loading the loader could do the unpacking. > - if the machine driver is specified in DeviceTree, then the topology > used is *required* to be aligned with the machine driver. The rules > are that a topology may not make references to a BE dailink exposed in > the machine driver, but conversely if the topology makes a reference > to a BE dailink that is not exposed in the machine driver the topology > parsing will fail. It's one of the current weaknesses of > topology-based solutions, we have non-configurable hardware-related > things that are described in topology but should really be described > in platform firmware, be it ACPI or DT, and provided to the topology. That seems like an orthogonal issue here? The requirement for a firmware that's joined up with the hardware (and system description) that it's being used with exists regardless of how we rename things. --so9zsI5B81VjUb/o Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmD4Gh8ACgkQJNaLcl1U h9AEtwf+M4F9zXszQKCGjEhLkfF89T99hn0KNEo1eSDdfDW87K02IGExMcgDP3fE +6NDVnHafyIeJf3AOwQhnuV7/3O9FBnhl2GFrLLENQCZS9lAUmD/eYthE6zNB6Sd bA+8c0mIIA+ET2VEKzCOWEPK1E9ZKXFp9nN3EPPIdUEOiV/H1NlBV9V3IBTyKIQl HnKC80MfJRrKEYEeNwZtRq56v9sGxAfVfhUVobthcJbfA7nGHqmEnlNp8O8Kc25G yOKTXknjkzCH4hSTmkWILd2/O6cM7Qdz4viIi1g+u+aH9qDm8hldPePsM3ME89jf FKEI2FjObAjR2wc+SudofZkK3BgutA== =UblC -----END PGP SIGNATURE----- --so9zsI5B81VjUb/o--