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 6ABE6CD6E56 for ; Tue, 2 Jun 2026 02:30:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Date: Message-Id:From:Subject:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=YmbMM8oN7blyAs41Z50QxES2WR2w4+hGFA5zgqjLHCk=; b=kvU/U7mXaKBKJy Fr3lOOJ/gx4ih4NF7XdOUR05R5nOs8VuVKPQUUeCF8ZJUh4H/u+GQyF9c9hqv2Pz38X8wdlF15xUq c4Fe9NcVpq4f7yYB+PHb2r7rGeiw1lx7Qda8pnAUy14kqQ0WfY4Xwcl64YhEa6xQ+w8aVXap7nmyW UCe/nXJH3yy9heZWzzPZK8xTO/VTYl0MRD/VRGeBzEUKuyBJRD2Xt/wJd/gd2rxrF8aqXGwKsncrm CGq5YDWSsjDajAdMmOwZQBhpInt2JmqW5TI9CojC6VEsXl8VipoKSHqGRoTS0orrF5e8FnW/HuO3O 2Uv+YnCIb1X3ZcDMCRIQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wUEtR-0000000CBUB-2eqk; Tue, 02 Jun 2026 02:30:13 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wUEtQ-0000000CBU1-2Ue2 for linux-phy@lists.infradead.org; Tue, 02 Jun 2026 02:30:12 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 705A660141; Tue, 2 Jun 2026 02:30:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 27B4A1F00893; Tue, 2 Jun 2026 02:30:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780367411; bh=lZkSUSYjEMHGPTXhxEmeSrFeNGSiRBa+fB1Z4/owV4I=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=ipPSxWZy6ltxXo0W9mbZWoBXIhi0svB+AyKAP0MPHzNKQe7CWsVAWhc6xr1iTI6Oh yZg4s5nIOsPen9DY93iuV83OSCrmHVYfqSl2+8Ga5oMKmJuQKHZcLnTnWP3mM5xpNR l4DDMfV6RH+FwxVxShP7bLaOpaMJvefM3TP/NVyx3jbhTkYMEeog6eykhhrgOWK1Pj 8ID7mybWm/FxQ0vZOS8rWmE5KxEhMaYY4U0yNTiUU8QMTawc3xGhMAuzVTL0+zXYkM iUFAONcZ5LZfdrHSHTnjTkTipQUaVR90woFfdnmKMCXyGRcB7/IDD4RU47ut79JzNY qXsqxAcHfQnLg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 939AE38119F9; Tue, 2 Jun 2026 02:30:14 +0000 (UTC) MIME-Version: 1.0 Subject: Re: [PATCH net-next v8] net: phy: sfp: probe for RollBall I2C-to-MDIO bridge in mdio-i2c From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178036741314.211970.4263055978278493592.git-patchwork-notify@kernel.org> Date: Tue, 02 Jun 2026 02:30:13 +0000 References: <20260527053909.2118-1-petr.wozniak@gmail.com> In-Reply-To: <20260527053909.2118-1-petr.wozniak@gmail.com> To: Petr Wozniak Cc: netdev@vger.kernel.org, maxime.chevallier@bootlin.com, bjorn@mork.no, andrew@lunn.ch, hkallweit1@gmail.com, linux@armlinux.org.uk, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, jan@3e8.eu X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Hello: This patch was applied to netdev/net-next.git (main) by Jakub Kicinski : On Wed, 27 May 2026 07:39:09 +0200 you wrote: > The "OEM"/"SFP-10G-T" quirk entry in sfp_fixup_rollball_cc() > unconditionally forces MDIO_I2C_ROLLBALL for all modules matching that > vendor/part-number combination. This works for modules that genuinely > implement a RollBall I2C-to-MDIO bridge, but silently breaks modules > that share the same EEPROM strings without having such a bridge. > > The Realtek RTL8261BE-CG is one such module: a pure copper 10G SFP+ > media converter with no I2C-to-MDIO bridge. Its EEPROM reports > vendor="OEM", part="SFP-10G-T-I", and -- critically -- Vendor OUI > 00:00:00, making OUI-based differentiation impossible. With > MDIO_I2C_ROLLBALL forced, the module silently ACKs the unlock password > write, the MDIO bus is created, but no PHY responds; the SFP state > machine cycles through the RollBall PHY-probe retry window before > reporting no PHY. > > [...] Here is the summary with links: - [net-next,v8] net: phy: sfp: probe for RollBall I2C-to-MDIO bridge in mdio-i2c https://git.kernel.org/netdev/net-next/c/8fe125892f40 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy