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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 C9398F3D616 for ; Sun, 29 Mar 2026 17:37:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Subject:Cc:To: From:Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=INKh6Tf9/+Lv0D2IsKobLvoX5JdxAlriktIbLJ9mA5Q=; b=b3lAuDmGYjMfTupcpKfsFKhLpY uysjZTxgEC7TMsDUnITIt8mA4/ZdqjqG+7T2DZWXKVj7kClkklXnVE15YmBxLVTjCV0q+v4OxOOny 6/aFMxHMvPqi0568at5KGmbDLaVhH/5XHD7hIObNA12kA301i4/PllgvcFD2krpgfljktwr929663 FRQgFzq44SwFvzkvGLHCRDkm0ElD51v6iObsmKdV4OC2Ufc2gDY9835B1ZuY3iwLRn/zU+psFxlPw EC0q3JXQV1fF7kikojlhQPzDPL3CwEJ+gsd/UiEg5AyOTZ7DOI900Dt+49+L7uTGFnGFjNDwz4KtH zBXTQpcg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w6u4H-0000000ACrm-1KFM; Sun, 29 Mar 2026 17:36:57 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w6u4G-0000000ACrD-0Glo; Sun, 29 Mar 2026 17:36:56 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id E3518600AC; Sun, 29 Mar 2026 17:36:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 11FC4C116C6; Sun, 29 Mar 2026 17:36:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774805814; bh=INKh6Tf9/+Lv0D2IsKobLvoX5JdxAlriktIbLJ9mA5Q=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=OXxPKonGybrKSvL0N7Xkeuru4Fe5bfOR3H0iVqvuzkxbjtzINxwtjh+btmD4KYSyn v/cssZIm8RIrNDnvUlbiHGfGIiFSsNLXWmgJabE/mfq4HOZtz1PrMFtA7wjH/L5ICZ qWiw27sLVcw9jqQsmn1z5I9k+pIXtdGg/AOBVEH1EBApvLPnyMJfK5AMrP9qF2E8Xo 2/HWCYCJlwrytob387UUCTMCFTBa8gQys+Dc3czh8niVjASdx94/MihWEYEg6jg5rA XJwkbb8QN+utfycn+R/W7kKZegwCYncIYYBnvaJJEtdUKrLgQ0aOyzO6QIcAyguCrw GUOqzBPxEbUxw== Date: Sun, 29 Mar 2026 10:36:53 -0700 From: Jakub Kicinski To: Lorenzo Bianconi Cc: Andrew Lunn , "David S. Miller" , Eric Dumazet , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Christian Marangi , linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, Xuegang Lu Subject: Re: [PATCH net-next 00/10] net: airoha: Support multiple net_devices connected to the same GDM port Message-ID: <20260329103653.7593cbb2@kernel.org> In-Reply-To: <20260329-airoha-eth-multi-serdes-v1-0-00f52dc360ca@kernel.org> References: <20260329-airoha-eth-multi-serdes-v1-0-00f52dc360ca@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sun, 29 Mar 2026 15:07:50 +0200 Lorenzo Bianconi wrote: > EN7581 or AN7583 SoCs support connecting multiple external SerDes (e.g. > Ethernet or USB SerDes) to GDM3 or GDM4 ports via a hw multiplexer that > manages the traffic in a TDM manner. As a result multiple net_devices can > connect to the same GDM{3,4} port and there is a theoretical "1:n" > relation between GDM ports and net_devices. Does not apply.