From nobody Sun Feb 8 05:37:29 2026 Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) (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 E9866154C12; Thu, 22 Feb 2024 17:16:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=67.231.148.174 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708622167; cv=none; b=KddrKrR8Dl7ax09oyH2/QzUcme3pxfpmONRj2oRUS5zxBkfgU+jmaP5Z8BIagXAGB5fj2baog/TCCZMx02jtb3hDY+9tzHUlkqiCTkzUFcwxYtpyXpwg9i2dF5SNyv1SFe0XmmawqYfGWpr23II70bgogcIKPfO9bsNv5Rjkg90= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708622167; c=relaxed/simple; bh=A84qU1m9BzTIx1AZLiz7uRz4hjvZ6jdO9TMJ0cHGnus=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=h7wqoJ8Rz7//7Br6mDlx5tXq8yrIrPsROvqCgd8CP3IlpjEdSgNmSG0JFJH5xv/tS0BrkR1x2Hr3FWsjYY32mBsOB9aUZruS5D0Ij4Fq3z+rLekr7+EmNlMQOwhaw+nwfsKkRMJWfE1N1BROZusHKTnFucuFl926+Js5+kwMdt4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=marvell.com; spf=pass smtp.mailfrom=marvell.com; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b=IMagX8Bh; arc=none smtp.client-ip=67.231.148.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=marvell.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=marvell.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b="IMagX8Bh" Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 41M9BLW6021854; Thu, 22 Feb 2024 09:15:48 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= from:to:cc:subject:date:message-id:mime-version:content-type; s= pfpt0220; bh=UDUvIki+z64+cnjRMxcgq65JHKEkA1p7m7rxVXwber4=; b=IMa gX8BhksoxMzd7mAACLBi5vEmoNc2LNclA6cxn0rFrgifRT0/nNxdWMNZSQAfJrup yiM3gESOzYR28BYR7fzFJwh3Ww9Ih/ruL+XjjB84jwN+pkV+h+FQRdS6FhuKSgnM Z35MY2CV/zsyBehcBSdpby+GMdxfF8H6bLGV1BuZ9rDUPNxNF5xvvP57vmy0us9Q epyYHvt1X8am15hGk8lG0Wb+EtwqI4lp4JKPZfJUhA2cCs8Qd3WkK7xzDDEfsPVD +QrbxWFc1+fGWv2yqG4Tc15+i22IFM+Wba3aeLH7qY3fjH2+GonLDhR5tC0a90cR OHf85Sf/WV+Vs6U4STg== Received: from dc5-exch02.marvell.com ([199.233.59.182]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 3we3dw9ycv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Thu, 22 Feb 2024 09:15:47 -0800 (PST) Received: from DC5-EXCH01.marvell.com (10.69.176.38) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Thu, 22 Feb 2024 09:15:46 -0800 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.48 via Frontend Transport; Thu, 22 Feb 2024 09:15:45 -0800 Received: from hyd1soter3.marvell.com (unknown [10.29.37.12]) by maili.marvell.com (Postfix) with ESMTP id 35A5C3F7153; Thu, 22 Feb 2024 09:15:42 -0800 (PST) From: Hariprasad Kelam To: , CC: , , , , , , Subject: [net-next PatchV2] octeontx2-pf: Add support to read eeprom information Date: Thu, 22 Feb 2024 22:45:42 +0530 Message-ID: <20240222171542.12995-1-hkelam@marvell.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-GUID: r_iJEr-Olns6htIDz4kBDq1c1mrmWaY7 X-Proofpoint-ORIG-GUID: r_iJEr-Olns6htIDz4kBDq1c1mrmWaY7 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-22_13,2024-02-22_01,2023-05-22_02 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add support to read/decode EEPROM module information using ethtool. Usage: ethtool -m Signed-off-by: Hariprasad Kelam Signed-off-by: Sunil Goutham --- V2 * consider length and offset fields while copying the eeprom data. .../marvell/octeontx2/nic/otx2_ethtool.c | 37 +++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c b/dr= ivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c index 7f786de61014..7f66d18e8a4e 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c @@ -1184,6 +1184,41 @@ static void otx2_get_link_mode_info(u64 link_mode_bm= ap, otx2_link_modes); } +static int otx2_get_module_info(struct net_device *netdev, + struct ethtool_modinfo *modinfo) +{ + struct otx2_nic *pfvf =3D netdev_priv(netdev); + struct cgx_fw_data *rsp; + + rsp =3D otx2_get_fwdata(pfvf); + if (IS_ERR(rsp)) + return PTR_ERR(rsp); + + modinfo->type =3D rsp->fwdata.sfp_eeprom.sff_id; + modinfo->eeprom_len =3D SFP_EEPROM_SIZE; + return 0; +} + +static int otx2_get_module_eeprom(struct net_device *netdev, + struct ethtool_eeprom *ee, + u8 *data) +{ + struct otx2_nic *pfvf =3D netdev_priv(netdev); + struct cgx_fw_data *rsp; + + if (!ee->len || ((ee->len + ee->offset) > SFP_EEPROM_SIZE)) + return -EINVAL; + + memset(data, 0, ee->len); + + rsp =3D otx2_get_fwdata(pfvf); + if (IS_ERR(rsp)) + return PTR_ERR(rsp); + + memcpy(data, &rsp->fwdata.sfp_eeprom.buf + ee->offset, ee->len); + return 0; +} + static int otx2_get_link_ksettings(struct net_device *netdev, struct ethtool_link_ksettings *cmd) { @@ -1342,6 +1377,8 @@ static const struct ethtool_ops otx2_ethtool_ops =3D { .set_fecparam =3D otx2_set_fecparam, .get_link_ksettings =3D otx2_get_link_ksettings, .set_link_ksettings =3D otx2_set_link_ksettings, + .get_module_info =3D otx2_get_module_info, + .get_module_eeprom =3D otx2_get_module_eeprom, }; void otx2_set_ethtool_ops(struct net_device *netdev) -- 2.17.1