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 E0229EFCD7C for ; Mon, 9 Mar 2026 10:14:30 +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:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=JQCAnUp7//V84f3pl77t9PEUZW5Z6f4XI9axZUwQSpE=; b=t9hRDouWxlMPpLGH8ekVH8XQNH kjNn3HR9A5IgV12fzdY9t8iWdazKdfdQ3Pywsa6h7y7C0h6QlwM8CHbgbnsJJJ1TkF9wx4CgBzq3+ kCHokKZLbKdedCHowtIXwrcyCfLMUk/b2HSuXgQX8cVQGPc9gO+BkwjQeJx0+1nWqQ/LCfB2xM0qn iSPrzaWLehplWUq5X32VPE9Wv/5DKIJmBUCiOqxUTH0F5Py4jQXeJSElzFHguuFoM2C/2TXHOmPuS a/nWKw6piBNDzcfBjDIz7BmskqDCclzlSxCUdec4yY0qRklL+QzDAA3uLfIfix0FH8QC7ZV3pttZ4 b2D5l+cQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vzXd4-0000000747Y-18gB; Mon, 09 Mar 2026 10:14:26 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vzXd2-0000000746g-12S5 for linux-arm-kernel@lists.infradead.org; Mon, 09 Mar 2026 10:14:25 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=JQCAnUp7//V84f3pl77t9PEUZW5Z6f4XI9axZUwQSpE=; b=gjO6nNGZJMw2ib+A7rYOZ/Lfp6 EvWePfBeLy40Gmt3Be9/E1FiJhzGv1F0eJ0HgYLYDU5S+nIkqAZb2kQZ3LBJqIW/58OkWuMIFzgAa EOi31iaGawCON0kunT882/6dSCR63dxCIpyoyaMJ3txpgEJEkBht/dcUgg2ZO9hMfXK9/2d9XYg5D +DvPE2jSb/LwDpcpab5u9Udece83MQMxKqeme+EQPy6VDfB7KeYNGhN8R2U+BAVE16glZ94qFkhBP JxFd4Mke/czOAluzjcBTREAhI1F6gJxMvtpV5KO69y4NGpDjPMR8q+LirGuwA9hXiNw7r2VD4Bv0b iR1POeXw==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:54824) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1vzXcw-000000003aa-0iHa; Mon, 09 Mar 2026 10:14:18 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.98.2) (envelope-from ) id 1vzXct-000000004EK-2MNk; Mon, 09 Mar 2026 10:14:15 +0000 Date: Mon, 9 Mar 2026 10:14:15 +0000 From: "Russell King (Oracle)" To: Mohd Ayaan Anwar Cc: Andrew Lunn , Alexandre Torgue , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, netdev@vger.kernel.org, Paolo Abeni , Vinod Koul Subject: Re: [PATCH RFC net-next v2 0/7] net: stmmac: improve PCS support Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260309_031424_318181_738B240C X-CRM114-Status: UNSURE ( 8.20 ) X-CRM114-Notice: Please train this message. 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 Fri, Mar 06, 2026 at 01:16:47AM +0530, Mohd Ayaan Anwar wrote: > - Link up at 2.5G, 1G, and 100M is fine (phylink logs below). The PCS > link takes a moment to stabilize, but after that it's stable. > - The warning ("PCS configuration changed from phylink by glue; > ANE 0 -> 1") is observed when the link comes up at 1G/100M. Something else to try... It may avoid some PCS link state bouncing if the writel() came before the printing of the changes in dwmac_ctrl_ane(), as printing those changes will be relatively slow. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!