From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 19ACB3C8716; Mon, 20 Apr 2026 13:17:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776691060; cv=none; b=XE04DgYKy85rjXPuRmCpQCMotlEs72LWGEDrD2y70fEY13ROFGddVeQoIyFQGjACQqWqzDrs8C+/PJTr7fU/c8lKig/w84e8N7UukI1T0hJaOvTj5z2Hp/X4lmuBVF74ln5wRQmfG3bBdu5M8JXngmt3Jbnq1ngIQc0NK/pBJ28= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776691060; c=relaxed/simple; bh=+8K6dHnVzrZ3DomlPVMPG7Wb4KyVTqjmF1fazeZMeGw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TejDx0rUHMycNFyM7sxtH3RfaVd3s3l7gUQ8S6RPELSpT45oTyhkB6vOdLv5H0LDTxcRICiOKYuT0aGGeQJ7EPQaVRNlBSsC8GT3pjcSLm8SNPn+t+dJr2oIuO4yfyJaajrEX/nYT8GIFNI0gy33QE0dS7ltS1GVnt6qq7Y9K20= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=sJgr+/p6; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="sJgr+/p6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 947BDC2BCB6; Mon, 20 Apr 2026 13:17:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776691060; bh=+8K6dHnVzrZ3DomlPVMPG7Wb4KyVTqjmF1fazeZMeGw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sJgr+/p6TQMyjXnc8Sjc3q1MonT9+TIzuLO7R3VVoDpk71vzQMw5qfrfIsLUmz9iZ n6qbrOOpL1Kz77IaYM3sieJ9Ak654M+3/0RRX0VFSbV94sX92xydUuLoGHn1Ml5fYO wgqiTvFVbBi9lTuaVuGy+XgJIUINDPEydnPiehp+LqHm7GGcvFtz8rJLJGGIHGvPWi 30jGCrNtCSzNpzQFtwUJaPdPhaBck3IjaM0p6DU+ho3XQvdnGjZOipy87bdw0LDHhi zLT3SjCVPIqx33/fbshbXhmJurxI5cODTvwq2E/GztJZ+4yoCX2rrAgPj/oWjzihWe KurXtRr8fQjeA== From: Sasha Levin To: patches@lists.linux.dev, stable@vger.kernel.org Cc: John Pavlick , "Russell King (Oracle)" , Marcin Nita , Jakub Kicinski , Sasha Levin , linux@armlinux.org.uk, andrew@lunn.ch, hkallweit1@gmail.com, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH AUTOSEL 6.18] net: sfp: add quirks for Hisense and HSGQ GPON ONT SFP modules Date: Mon, 20 Apr 2026 09:08:56 -0400 Message-ID: <20260420131539.986432-70-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260420131539.986432-1-sashal@kernel.org> References: <20260420131539.986432-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.18.23 Content-Transfer-Encoding: 8bit From: John Pavlick [ Upstream commit 95aca8602ef70ffd3d971675751c81826e124f90 ] Several GPON ONT SFP sticks based on Realtek RTL960x report 1000BASE-LX at 1300MBd in their EEPROM but can operate at 2500base-X. On hosts capable of 2500base-X (e.g. Banana Pi R3 / MT7986), the kernel negotiates only 1G because it trusts the incorrect EEPROM data. Add quirks for: - Hisense-Leox LXT-010S-H - Hisense ZNID-GPON-2311NA - HSGQ HSGQ-XPON-Stick Each quirk advertises 2500base-X and ignores TX_FAULT during the module's ~40s Linux boot time. Tested on Banana Pi R3 (MT7986) with OpenWrt 25.12.1, confirmed 2.5Gbps link and full throughput with flow offloading. Reviewed-by: Russell King (Oracle) Suggested-by: Marcin Nita Signed-off-by: John Pavlick Link: https://patch.msgid.link/20260406132321.72563-1-jspavlick@posteo.net Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- LLM Generated explanations, may be completely bogus: Error: Failed to generate final synthesis drivers/net/phy/sfp.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index 7a85b758fb1e6..c62e3f364ea73 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -543,6 +543,22 @@ static const struct sfp_quirk sfp_quirks[] = { SFP_QUIRK("HUAWEI", "MA5671A", sfp_quirk_2500basex, sfp_fixup_ignore_tx_fault_and_los), + // Hisense LXT-010S-H is a GPON ONT SFP (sold as LEOX LXT-010S-H) that + // can operate at 2500base-X, but reports 1000BASE-LX / 1300MBd in its + // EEPROM + SFP_QUIRK("Hisense-Leox", "LXT-010S-H", sfp_quirk_2500basex, + sfp_fixup_ignore_tx_fault), + + // Hisense ZNID-GPON-2311NA can operate at 2500base-X, but reports + // 1000BASE-LX / 1300MBd in its EEPROM + SFP_QUIRK("Hisense", "ZNID-GPON-2311NA", sfp_quirk_2500basex, + sfp_fixup_ignore_tx_fault), + + // HSGQ HSGQ-XPON-Stick can operate at 2500base-X, but reports + // 1000BASE-LX / 1300MBd in its EEPROM + SFP_QUIRK("HSGQ", "HSGQ-XPON-Stick", sfp_quirk_2500basex, + sfp_fixup_ignore_tx_fault), + // Lantech 8330-262D-E and 8330-265D can operate at 2500base-X, but // incorrectly report 2500MBd NRZ in their EEPROM. // Some 8330-265D modules have inverted LOS, while all of them report -- 2.53.0