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[139.178.88.99]) by mx.google.com with ESMTPS id d2e1a72fcca58-6f4d2a96261si12197786b3a.100.2024.05.17.08.06.45 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 May 2024 08:06:45 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-182262-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99; Authentication-Results: mx.google.com; dkim=pass header.i=@sang-engineering.com header.s=k1 header.b=iI1+Agzr; arc=pass (i=1 spf=pass spfdomain=sang-engineering.com dkim=pass dkdomain=sang-engineering.com); spf=pass (google.com: domain of linux-kernel+bounces-182262-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-182262-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id C4D452888B5 for ; Fri, 17 May 2024 15:00:58 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id C13AA71722; Fri, 17 May 2024 14:58:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="iI1+Agzr" Received: from mail.zeus03.de (www.zeus03.de [194.117.254.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F05EB6EB5C for ; Fri, 17 May 2024 14:57:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715957881; cv=none; b=oU0PXQKHZ8wH8gn+P/wiX7uwPoIr05dITFZ7kPCdtURzTiY9VXRHJgzLzIv+71pzvdOvecxLSqGe7RAIvmtbj09U8Ia1Res82Eyg+zRYivfDjnLYrVhpUWPGp4ZmNaS05eaKXT1qyoB96LeHkYJ6h1aoF7qKcYnrmVUSvrNnKak= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715957881; c=relaxed/simple; bh=J9El9DMi7Aqogcqwn4M72J4HZnCmiEhSU8KAHVlqz1g=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=GazEIkQpfG0Xp1UXan1XtG6RA49S9Z6bJUnmLhYG0RtU6i2vSjLnRBUISVUnIAdx2qxVpI8nBkK8KS9OyqpV7wB6fiRKFToU1opsVuYYGvQ1AAxc1l7hvg3Ok1Wx87CUAm8xhVDhaLIrawsLqK1il9zl4j3+JwLOF5VpfMyPstY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=iI1+Agzr; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=date:from:to:cc:subject:message-id :references:mime-version:content-type:in-reply-to; s=k1; bh=vl1S 7NNfcQ1ji6oiWuXr42CZ86hhRSPk2gAQwY+aK9g=; b=iI1+AgzrWh7TGlxnr1LR 18S+FljBpQQw+aF3Jw4mPoEz4FkEmIZPCxFt1l5pXLZYhYODMHE8ZNHI0YoZeaC+ QfIg8BJR0YoiyFQmCFR1L8pXDuKXv7UeEOY+Gp7GWOZ9VjKSxRFSw1xkVBlER8to PFRI3gw5AToslyyu7UeSGnTykuU7MfbALmY4Sd8VrHLGz2NSBj5xy58bzjPz1H+G xAx7J5T5K9mgYjgA4DI3yj5teqhOzM2V9n+VIa/LT7Y7wUljPrfFcjo1A0bhe1PB SAGJMNaZtmbl4BbHGxOhPQRHBpDENtOWQGoT+MWIj/OCOExEwIQOP6BGw6vVKy9p Kw== Received: (qmail 3529926 invoked from network); 17 May 2024 16:57:57 +0200 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 17 May 2024 16:57:57 +0200 X-UD-Smtp-Session: l3s3148p1@4KG6k6cY0ohehhtP Date: Fri, 17 May 2024 16:57:57 +0200 From: Wolfram Sang To: Alvin =?utf-8?Q?=C5=A0ipraga?= Cc: Mark Brown , Greg Kroah-Hartman , "Rafael J. Wysocki" , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Linus Walleij , Bartosz Golaszewski , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Michael Turquette , Stephen Boyd , Andi Shyti , Saravana Kannan , Emil Svendsen , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-gpio@vger.kernel.org, linux-sound@vger.kernel.org, linux-clk@vger.kernel.org, linux-i2c@vger.kernel.org, Alvin =?utf-8?Q?=C5=A0ipraga?= Subject: Re: [PATCH 00/13] Analog Devices Inc. Automotive Audio Bus (A2B) support Message-ID: Mail-Followup-To: Wolfram Sang , Alvin =?utf-8?Q?=C5=A0ipraga?= , Mark Brown , Greg Kroah-Hartman , "Rafael J. Wysocki" , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Linus Walleij , Bartosz Golaszewski , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Michael Turquette , Stephen Boyd , Andi Shyti , Saravana Kannan , Emil Svendsen , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-gpio@vger.kernel.org, linux-sound@vger.kernel.org, linux-clk@vger.kernel.org, linux-i2c@vger.kernel.org, Alvin =?utf-8?Q?=C5=A0ipraga?= References: <20240517-a2b-v1-0-b8647554c67b@bang-olufsen.dk> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="exc5fy2rgxjrvidu" Content-Disposition: inline In-Reply-To: <20240517-a2b-v1-0-b8647554c67b@bang-olufsen.dk> --exc5fy2rgxjrvidu Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > On subordinate nodes the I2C interface functions in controller > (master) mode, providing an additional I2C adapter to the host for > each subordinate node connected to the A2B bus. I am not sure I got this right? That would mean for an I2C adapter on a subordinate node, that there might be targets connected to only that subordinate node? How do its messages go to the host machine? Is I2C encapsulated over I2C? I probably missed something. --exc5fy2rgxjrvidu Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmZHcHUACgkQFA3kzBSg KbYkSg//VsE4vNwHgpYpmukjdTai3yWCL7jcPpvdxCdL77d/laRwaHRS/Uda2G2K MzkvfPugEynMx6QI1PNbeSu+yDgPQqpvweLp6Ija6u6FQ/gSKEozbM6sHFONJGZS 9PFwvBgRYqTidARUDPdI2vWaZHtZVQ8ERnnFKu/aQI9JTiHIoKoHrj26yR7XYK+r 9doFP50GQyUCcEOESZxwfdF/vhECFNnxkaEjoN6XXZlFy3xFZU3CHlk/2dpwb5sE IxFFcJ7lPRRCijpM7WGmGcOhHgn0Fq7fZdCdmYIPAq07JVvuAFZlsqm9GMIxYbdH CzZ+aOhlTroOitpWT0Dmar/Quci7jtL/DQqN5kL9mCn4ShF7JZT90qkV8kZ/EdmK X2o3yQdSXIlDExRMAQYZ/KaNtxOdFpNjFxqzTxG066wiiHQlpEAKG8XVQh7KMNBV C+GOBwGcl0aefgLuxgjZcnpnSrBJ+/2d+KnUpIDR2yLcpgTyzM0+jhkoDtujbS/A ljHcw4FrHiG3GpnjtX4iXhcippoUXHWK5yAQkLKJbNFvTGf5RCoAp5ZQQLSrLUqR SAFWE5rcZfxjOiGeuYwzCvnXk68p3s9wbqwZZoZhweSS7pmPhRiyYWq5sMfNyHSM IrXGvesfjslIhXd8otw+ItGouLRoA1s0xBFD35mSeR7zwJKkGLs= =HB+b -----END PGP SIGNATURE----- --exc5fy2rgxjrvidu--