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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 869A8C00144 for ; Tue, 2 Aug 2022 03:21:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232373AbiHBDVf (ORCPT ); Mon, 1 Aug 2022 23:21:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40306 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231747AbiHBDVe (ORCPT ); Mon, 1 Aug 2022 23:21:34 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E122619D; Mon, 1 Aug 2022 20:21:32 -0700 (PDT) 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 79237611D5; Tue, 2 Aug 2022 03:21:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 34679C433C1; Tue, 2 Aug 2022 03:21:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1659410491; bh=89Wih5pNoTA3uPXxltvo1FysMtwCoXLeQ7NxdVqjJVw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=W3S7Qm2pqL+wSX20xIk33U4732DLeUAMr/mqveOZMYjPBK5RZvC/o1ykG0IuEQGb5 R66/8o4xq29PmJU8d1f4czMdJd6jybzF6eofY8pmNG0YFFAqGC9Ibjh6dnCh8UkSef 9/tdTJUHhJLLD6iwIAfnPsvNIl0qz+fcNOMGsHnskAAtEpnXMpghmvzhuy5rHet7Hs HE800rtV6hZbdNi5pX6TtczPL/2UDeSVpqCFWGaUUWz7+sCxLcQ7+7FToouOJJkyhP ZjIqNmn0/AopjMdt2mxs+YWkWWdXMMfv9ECi2StG+FcIlAhxg126yKE9tbAh84XgxI 9eHO+CsfJgz2Q== Date: Mon, 1 Aug 2022 20:21:29 -0700 From: Jakub Kicinski To: Maxime Chevallier Cc: davem@davemloft.net, Rob Herring , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, thomas.petazzoni@bootlin.com, Andrew Lunn , Florian Fainelli , Heiner Kallweit , Russell King , linux-arm-kernel@lists.infradead.org, Richard Cochran , Horatiu.Vultur@microchip.com, Allan.Nielsen@microchip.com, UNGLinuxDriver@microchip.com Subject: Re: [PATCH net-next v4 0/4] net: Introduce QUSGMII phy mode Message-ID: <20220801202129.17174b5f@kernel.org> In-Reply-To: <20220801073713.32290-1-maxime.chevallier@bootlin.com> References: <20220801073713.32290-1-maxime.chevallier@bootlin.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Mon, 1 Aug 2022 09:37:09 +0200 Maxime Chevallier wrote: > This is the V4 of a previous series [1] initially aimed at introducing > inband extensions, with modes like QUSGMII. This mode allows passing > info in the ethernet preamble between the MAC and the PHY, such s > timestamps. > > This series has now become a preliminary series, that simply introduces > the new interface mode, without support for inband extensions, that will > come later. > > The reasonning is that work will need to be done in the networking > subsystem, but also in the generic phy driver subsystem to allow serdes > configuration for qusgmii. > > This series add the mode, the relevant binding changes, adds support for > it in the lan966x driver, and also introduces a small helper to get the > number of links a given phy mode can carry (think 1 for SGMII and 4 for > QSGMII). This allows for better readability and will prove useful > when (if) we support PSGMII (5 links on 1 interface) and OUSGMII (8 > links on one interface). > > V4 contains no change but the collected Reviewed-by from Andrew. This series came in after the closing of net-next: https://lore.kernel.org/all/20220731212214.1c733186@kernel.org/ let's defer it until after the merge window.