From nobody Tue Sep 9 01:21:08 2025 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 67F77EB64DD for ; Fri, 21 Jul 2023 06:02:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230170AbjGUGCs (ORCPT ); Fri, 21 Jul 2023 02:02:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41354 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230097AbjGUGCL (ORCPT ); Fri, 21 Jul 2023 02:02:11 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B14DB358C; Thu, 20 Jul 2023 23:01:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1689919290; x=1721455290; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=fPZbxttjj9qWYO88Io5KOquMMVwiS/BesVJMZmPhAeM=; b=hIvSYjKSYqpsFqAs8hbhSCVzJ9AoCl42jQSLszCqdE9wUgfwCH9Ywwn7 XstPFN+vyZSv6a5h8xjnp8HekZrLtsTC9Xy7U6isAodsvIxm95TNzmjg1 kEnKfCKXcfMRt0UO1d/lvdkpbiDzuOF98NgRW1ixyVqQw0bILO9flf2lK VwQ4qGslUdjBkHM95xXkfaPTPnqiydwPnpgS58b6CZj2HUgey8fbTxgbO RXIfxRmcBLOXh707tdEh7YOLhTUaeMcjW/9nacYrF4ljuytU8bdonkIqr BwZc4u2fMYB4I5NDjiogdvogl02L3a4SourGqv7SLVRXoX1TICQeTSaWN A==; X-IronPort-AV: E=Sophos;i="6.01,220,1684825200"; d="scan'208";a="221463715" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa4.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 20 Jul 2023 23:01:16 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.85.151) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Thu, 20 Jul 2023 23:01:14 -0700 Received: from localhost.localdomain (10.10.115.15) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.2507.21 via Frontend Transport; Thu, 20 Jul 2023 23:01:11 -0700 From: Raju Lakkaraju To: CC: , , , , , Subject: [PATCH net-next 1/2] net: sfp: add quirk for FS's 2.5G copper SFP Date: Fri, 21 Jul 2023 11:30:56 +0530 Message-ID: <20230721060057.2998-2-Raju.Lakkaraju@microchip.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230721060057.2998-1-Raju.Lakkaraju@microchip.com> References: <20230721060057.2998-1-Raju.Lakkaraju@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add a quirk for a copper SFP that identifies itself as "FS" "SFP-2.5G-T". This module's PHY is inaccessible, and can only run at 2500base-X with the host without negotiation. Add a quirk to enable the 2500base-X interface mo= de with 2500base-T support and disable auto negotiation. Signed-off-by: Raju Lakkaraju --- drivers/net/phy/sfp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index d855a18308d7..ee049efdf71b 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -463,6 +463,9 @@ static const struct sfp_quirk sfp_quirks[] =3D { SFP_QUIRK("HUAWEI", "MA5671A", sfp_quirk_2500basex, sfp_fixup_ignore_tx_fault), =20 + // FS 2.5G Base-T + SFP_QUIRK_M("FS", "SFP-2.5G-T", sfp_quirk_oem_2_5g), + // Lantech 8330-262D-E can operate at 2500base-X, but incorrectly report // 2500MBd NRZ in their EEPROM SFP_QUIRK_M("Lantech", "8330-262D-E", sfp_quirk_2500basex), --=20 2.25.1