From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 74E28364029; Tue, 2 Jun 2026 02:30:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780367412; cv=none; b=UerR1F2d09klfzRCHt9pC9/2ZCMacuUdG8pSkD/yqjyOGNITWx99Ir1lY7ECkgQb7HL93cdKbMuWyRgN59Lew6YociPWZLlliR4/rACJvB50hN5j+PSon9LeKLqNGCo8J9GKO/zT2EUxHOV6gSTaHrra6V4JlrMg0iOOEjHzblw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780367412; c=relaxed/simple; bh=5BLhMfZGw3k4uvxqP+iHP+KyXtJEAN5IoB4Q+aovCKs=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=FqEgyteYruuQK1EVWtKXCaUmb1OTUm8MeaPMmUINTyJIlBhKwNU/AhzuNxs811wSMAlObwmS90d5hti93GMqb90dnPXaV68qyGM4xZUnYtNML3p1TQunGYvTbWBeAH9BPM+omBu9c1WFe1ZDKx1gG1R9afvZfgrB1XnZadCAnPM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ipPSxWZy; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ipPSxWZy" 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) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 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