From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from PA4PR04CU001.outbound.protection.outlook.com (mail-francecentralazon11013060.outbound.protection.outlook.com [40.107.162.60]) (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 12CDB3AEF56; Mon, 31 Aug 2026 03:22:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.162.60 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788146550; cv=fail; b=GifPvncDkEK2mdS4GXTjzzmVn3AZ/2Q4pXIU3wfis2iB+1/+FSH6Kqm4fmVGuA6tke/GFdnckccynDl+4m3+AeVpj5mi37h56meSJCRRLZi+ekImw6pdfira6F5yajrIzNvOgcxoPjEAH/U6wrLVQyTcr6S4hMOHdbWWiTaRvmE= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788146550; c=relaxed/simple; bh=nsr/PMyuxnzeH4hPWXdjomrzNcQIk7qZyWtRKB2a/aE=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Content-Type:MIME-Version; b=oc7kUC/d9q1wWZQcXZhySkpjXKpWWF5Ul/V1DVag5piRmT3qXW7aZDknH8s9xs8VlwDlGHrECi8CBIyFxL1Q4FFQE46kOv5ThrPdCkYCkAzEr8z8S0yt8fWSuSmpA+xQA0Gxnty633KKYPOko4OA5RBTj4cE76ss3cUgCjGJTio= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=oss.nxp.com; spf=pass smtp.mailfrom=oss.nxp.com; dkim=pass (2048-bit key) header.d=NXP1.onmicrosoft.com header.i=@NXP1.onmicrosoft.com header.b=YaAbGE/c; arc=fail smtp.client-ip=40.107.162.60 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=oss.nxp.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.nxp.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=NXP1.onmicrosoft.com header.i=@NXP1.onmicrosoft.com header.b="YaAbGE/c" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=HGl5VtxjpMsHVvEB9wIXVf28bZ/gyCmzY1G1onFCxH0t79hk0FU6KShHO57ZVdscWlS5iZh1d6Dz6Y9kaXC8UY296iGJcsEfPB2RBGzpHGJDxQHjGauOZL5wj5GzxnF6qvvFFgwIgDlXlIb7ZgFXWnZcUqardbUrfHRLG3Vm4cxnJu2wiLKfnrt/DMp6Oql4EF713dECE/0dG5eweT+Kg3yPf6HYFEAu4DPYD0IsSS/7viHidE82Khz0jSdfM/GL14NHE5hV5gPgnPPa9tPoJt2ML4GrjmtWmbi/gnW4gjzIfQDfeCbTPrjU7tUPwo1IcCkoYaxr6VZ8e37uEtzkWQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=WrNy7jSNS0K+Fo1N5evBA0PAVCroRDP022I5qTm9PsA=; b=xA7xCl9da4Nv0PHLFmY91sqONhCpecLeDp48JbvJ7V/KoxQTttHRGjyTaT8CqBUteUvUeLkmS5zfyQJNtsGdJpZlh/wqzVM3MXlmb6Twr2vGZRnQwJJOXiy81o4lzV4Gf28sm5Z6jNMjFKbxhQzEku3PoxZHc6hETZyGii/r9E9Xw5mKgwnTVLVgoNEhMvSz6dVoQgLdkJrj9Ggj+volMGVodzhskuND5DVGLtx0cBqJbgEt5DX/ynlLu0r0bpNZi2cLSyuWkWPnhRxRRiH+VmAGKO4joJffNB4mtmpjH2lO6WBUpy4Qonc+FOw5c0zyvn9ghDaY4J9KNCuecCKFkw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oss.nxp.com; dmarc=pass action=none header.from=oss.nxp.com; dkim=pass header.d=oss.nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=NXP1.onmicrosoft.com; s=selector1-NXP1-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=WrNy7jSNS0K+Fo1N5evBA0PAVCroRDP022I5qTm9PsA=; b=YaAbGE/cquD+sGrYwCvmZs/RB72EhyYErt0oucgyrHXo3cjh7CxACk7yWwjPBM7w0t3OL0VKN1TYIeXWMw/VGoBcTHxk+YJsJpEZCF5P7aRY6hc5sWHGDbkirBG0JE04n4xXPNIQ2GhJvYMc5wMxujY+6vvEVQLbpOZ3dk5g3fMCbb7XkgxNttxRknmbuLEjHlVF6HNcESUtqWYm0p3TDScMUkQ5g/v+ZJTvD9Yb4SOMbnnyBA6msvsM4JChnowedBfX0zzQjwrtQ5inkV5PHNOT7dW61ZDlYNK/H7fOabWm8mbSyV1Q4dzmldg9DYjjQ3ZzrD9QMxgnXc7qUK5qeA== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=oss.nxp.com; Received: from VE1PR04MB7216.eurprd04.prod.outlook.com (2603:10a6:800:1b0::22) by DB9PR04MB9234.eurprd04.prod.outlook.com (2603:10a6:10:372::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.360.13; Mon, 31 Aug 2026 03:22:26 +0000 Received: from VE1PR04MB7216.eurprd04.prod.outlook.com ([fe80::a9a5:cf83:dbe8:1f74]) by VE1PR04MB7216.eurprd04.prod.outlook.com ([fe80::a9a5:cf83:dbe8:1f74%3]) with mapi id 15.21.0360.008; Mon, 31 Aug 2026 03:22:26 +0000 From: wei.fang@oss.nxp.com To: claudiu.manoil@nxp.com, vladimir.oltean@nxp.com, xiaoning.wang@nxp.com, andrew@lunn.ch, olteanv@gmail.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux@armlinux.org.uk Cc: wei.fang@nxp.com, imx@lists.linux.dev, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 net-next 01/15] net: enetc: add trusted VF support Date: Mon, 31 Aug 2026 10:54:27 +0800 Message-Id: <20260831025441.635045-2-wei.fang@oss.nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260831025441.635045-1-wei.fang@oss.nxp.com> References: <20260831025441.635045-1-wei.fang@oss.nxp.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: SI1PR02CA0047.apcprd02.prod.outlook.com (2603:1096:4:1f5::15) To VE1PR04MB7216.eurprd04.prod.outlook.com (2603:10a6:800:1b0::22) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VE1PR04MB7216:EE_|DB9PR04MB9234:EE_ X-MS-Office365-Filtering-Correlation-Id: 77c3b940-7f60-4ae7-c662-08df070f1485 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|19092799006|23010399003|1800799024|7416014|376014|10067099003|6133799003|3023799007|18002099003|22082099003|11063799006|56012099006|921020; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:VE1PR04MB7216.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(19092799006)(23010399003)(1800799024)(7416014)(376014)(10067099003)(6133799003)(3023799007)(18002099003)(22082099003)(11063799006)(56012099006)(921020);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?JHEMdK/tUlMHXOormRlGQmTup1KvrJxTkZH/uFEDPWTvYc8wEYLTyB4duElM?= =?us-ascii?Q?b3eBldcjcDGM88ZfpuYY/yNZAd0jk5AXHIjnFiuLM02lLvQZ2uGTGG/DoCik?= =?us-ascii?Q?EpPNSkBS0gt4ZcOtbPZd1xl8y0WEB1RWXSPtXqw8cHPEZKx1xYwDoViexOMc?= =?us-ascii?Q?4PRSXSOM6u6HtacZLlh/AoRl6MRgLuDoIk+UpyYsUKbPL6nhckYNc5uHEFBR?= =?us-ascii?Q?gM83px17NhsVaIVGQBAhAncnoNtBqsWX75qBAm7p5eaTKPTQp53BvKMRjyx+?= =?us-ascii?Q?tviLAgw2gqy+wDYSPaJefZlxdToZNzVgN9S6q4dE74ybLNXnhlTrC/zvqiGW?= =?us-ascii?Q?Vew/O5i7CYz1HRqRmradCbxAEczJsXNZmAVAlyM8LEaG+OrBWI+s1lyWSwGh?= =?us-ascii?Q?sYS954zA7GcnuuNhqT/rC02x19epUO6UIA4iTfwGKiSKe9oK+hIJIbuMna4j?= =?us-ascii?Q?BcZts7MqfenHmOH85iqqXpcCk22e2IR+gtrozb7AN38XTmoVUDMpCjQ70RPQ?= =?us-ascii?Q?iDY6ze9gqMYPFCgbnscQe9xjA+/vyCYBpHPUuxbbvXCUH6IS/b8YWN59lt1X?= =?us-ascii?Q?u+jxqIXwyYY0FaqWsj9gSE3lSPquR92wxjnq3jd4xPtAeYHD1smjYF3cwEa4?= =?us-ascii?Q?lVUg0o3WrRrOGlknQBkqI2CJ8h2RgD5/kQomSwj3qa0fjk+Rm6eziNCZt9Pv?= =?us-ascii?Q?Eh33fu3c/p6UllwkYoSM8FXSqc56vP6OjU5ugS831w3ncysmZkKf+cziRoc2?= =?us-ascii?Q?N7463bf78UWSZWkhnWuvAt9ncdrr6LicvKsyl1X2gR5wAeT92t1GGSDf41d4?= =?us-ascii?Q?1k2B3kBCcI1duvGRVu/DyydFzHMUTVnEEpf07oiNsJdKS8mTykyNbBDMu6v9?= =?us-ascii?Q?X850pMEiw1pIk5EshyoYtDuxigTUH0oct/GUYVyWsbWIfhZWRoaQsjG8nuBD?= =?us-ascii?Q?mZbpzHxWrwxL/NQelIS/iZs84a3/uViftwvqOmdpM8mCRP5EVygg2OLB7mrN?= =?us-ascii?Q?7qJLBqjWDiEMjGpjmmzMOMu8R+Ipean4VrgIBjfAfh6LTja8NHD8SfvjbJPt?= =?us-ascii?Q?2vvbdWi6pMdYeknJBjvlpTTUJEEBj/dSAcUZND1IASkJ9pz1bvrYxkTslDb3?= =?us-ascii?Q?wKp28vezBjGV2gCp81PPQGBWnuTWqyiL8HCn2glVd39KWflddM24dBP2uYpQ?= =?us-ascii?Q?ZtgC60Km9mtyAZt2YcN6EQk3QowWvPX8GuPT7F4pvO1my8LHlrZ8agtX6r+e?= =?us-ascii?Q?uiKd/Vf74SgIcb0IikBoRDcnhC7YBcsezj0yMSVV0pyPkpAgDUkFqEQk0NFZ?= =?us-ascii?Q?aW1dGpzdbu5L80pEnpxQu0T0x4ABm3o6HhXdcbrpaSN+ioULhiIGd+PoZZh6?= =?us-ascii?Q?oqWwqrmCVQb5CSeiT9DOVVsgPXBrQAzh+a4D5TSQGIYweUBL6Z9XS3lCa4lS?= =?us-ascii?Q?qMFMvfl6Qgjcr+JUvjn8JZNXa2PMZHc0h2+NUTTPH21KvPjaECW/EZK31axX?= =?us-ascii?Q?SYj8ks72YTjPLxmEWEqJw037/eMlL4LJSNPzmwqFqH268DwXtkaFxLssNkxT?= =?us-ascii?Q?vJMyTf+qkWHZpASrHdfzK0BfQmFaoVboNOwdvFJk+oQ9J+6MmTP227CuTrbO?= =?us-ascii?Q?qagTew9Mg+Kawl3T6V11Tm/e2tIYPuFW+yDUVEktvUk7sxai3RzEWmhYe8/c?= =?us-ascii?Q?lwx3ebKkC7YeImbI3SpL480MkEwrkd8OFWaVIq78xBdJ5xME+ZZHdNstmqf9?= =?us-ascii?Q?juAL06cclEwXJQKclgseVNvz+U2SbCXPC/GJX1yiBxe6+7NrpTS+?= X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 77c3b940-7f60-4ae7-c662-08df070f1485 X-MS-Exchange-CrossTenant-AuthSource: VE1PR04MB7216.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 31 Aug 2026 03:22:26.1919 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: LRtGz6ms6cJLnp3GXMI84W0gj32FZ1uqpHLI8s5A7ce6QvJDDZmxJL7qRM3huwq5zEpsTe+2/OajN1tgf2FldDTcphTtwEVdSExaK+wH4WCZXDjKeq45KEWPFVd1+GHU X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR04MB9234 From: Claudiu Manoil Some mailbox messages require a higher privilege level to be executed on behalf of the requesting VF. Introduce a trusted VF flag (ENETC_VF_FLAG_TRUSTED) and wire up the ndo_set_vf_trust callback via enetc_pf_set_vf_trust(), which is shared between the enetc and enetc4 PF drivers. The first message gated on trust is the VF primary MAC address change. An untrusted VF that attempts to set its own MAC address will receive a ENETC_MSG_CLASS_ID_PERMISSION_DENY response and the hardware will not be programmed. To prevent a malicious VM from setting the VF address to the MAC address of other VFs or PF, thereby eavesdropping on the traffic of other SIs. Furthermore, a malicious VM that arbitrarily changes the VF's MAC address can achieve MAC address spoofing and bypass security policies. Signed-off-by: Claudiu Manoil Signed-off-by: Wei Fang --- .../net/ethernet/freescale/enetc/enetc4_pf.c | 7 +++- .../net/ethernet/freescale/enetc/enetc_msg.c | 38 ++++++++++++++----- .../net/ethernet/freescale/enetc/enetc_pf.c | 1 + .../net/ethernet/freescale/enetc/enetc_pf.h | 1 + .../freescale/enetc/enetc_pf_common.c | 23 +++++++++++ .../freescale/enetc/enetc_pf_common.h | 1 + 6 files changed, 61 insertions(+), 10 deletions(-) diff --git a/drivers/net/ethernet/freescale/enetc/enetc4_pf.c b/drivers/net/ethernet/freescale/enetc/enetc4_pf.c index 9bb1004548ab..935a6a03b14f 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc4_pf.c +++ b/drivers/net/ethernet/freescale/enetc/enetc4_pf.c @@ -225,11 +225,15 @@ static const struct enetc_pf_ops enetc4_pf_ops = { static int enetc4_pf_struct_init(struct enetc_si *si) { struct enetc_pf *pf = enetc_si_priv(si); + int err; pf->si = si; - pf->total_vfs = pci_sriov_get_totalvfs(si->pdev); pf->ops = &enetc4_pf_ops; + err = enetc_init_sriov_resources(pf); + if (err) + return err; + enetc4_get_port_caps(pf); enetc4_get_psi_hw_features(si); @@ -574,6 +578,7 @@ static const struct net_device_ops enetc4_ndev_ops = { .ndo_eth_ioctl = enetc_ioctl, .ndo_hwtstamp_get = enetc_hwtstamp_get, .ndo_hwtstamp_set = enetc_hwtstamp_set, + .ndo_set_vf_trust = enetc_pf_set_vf_trust, }; static struct phylink_pcs * diff --git a/drivers/net/ethernet/freescale/enetc/enetc_msg.c b/drivers/net/ethernet/freescale/enetc/enetc_msg.c index edc1277bb586..78114ab3e482 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_msg.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_msg.c @@ -7,6 +7,8 @@ ENETC_MSG_CLASS_ID_CMD_SUCCESS) #define ENETC_PF_MSG_NOTSUPP FIELD_PREP(ENETC_PF_MSG_CLASS_ID, \ ENETC_MSG_CLASS_ID_CMD_NOT_SUPPORT) +#define ENETC_PF_MSG_PERM_DENY FIELD_PREP(ENETC_PF_MSG_CLASS_ID, \ + ENETC_MSG_CLASS_ID_PERMISSION_DENY) static void enetc_msg_disable_mr_int(struct enetc_pf *pf) { @@ -61,31 +63,49 @@ static u16 enetc_msg_set_vf_primary_mac_addr(struct enetc_pf *pf, int vf_id, struct enetc_vf_state *vf_state = &pf->vf_state[vf_id]; struct enetc_msg_mac_exact_filter *msg = vf_msg; struct device *dev = &pf->si->pdev->dev; + u16 pf_msg = ENETC_PF_MSG_SUCCESS; char *addr = msg->mac[0].addr; + mutex_lock(&vf_state->lock); + + /* Untrusted VFs cannot set their MAC addresses by the mailbox + * messages. + */ + if (!(vf_state->flags & ENETC_VF_FLAG_TRUSTED)) { + pf_msg = ENETC_PF_MSG_PERM_DENY; + goto vf_state_unlock; + } + if (!is_valid_ether_addr(addr)) { dev_err_ratelimited(dev, "VF%d attempted to set invalid MAC\n", vf_id); - return (FIELD_PREP(ENETC_PF_MSG_CLASS_ID, - ENETC_MSG_CLASS_ID_MAC_FILTER) | - FIELD_PREP(ENETC_PF_MSG_CLASS_CODE, - ENETC_MF_CLASS_CODE_INVALID_MAC)); + pf_msg = FIELD_PREP(ENETC_PF_MSG_CLASS_ID, + ENETC_MSG_CLASS_ID_MAC_FILTER) | + FIELD_PREP(ENETC_PF_MSG_CLASS_CODE, + ENETC_MF_CLASS_CODE_INVALID_MAC); + goto vf_state_unlock; } - mutex_lock(&vf_state->lock); + /* PF has higher privileges. If PF has already modified the MAC + * address for VF through .ndo_set_vf_mac() interface, VF is not + * allowed to set its MAC address via mailbox messages, even if + * it is trusted. + */ if (vf_state->flags & ENETC_VF_FLAG_PF_SET_MAC) { - mutex_unlock(&vf_state->lock); dev_err_ratelimited(dev, "VF%d attempted to override PF set MAC\n", vf_id); - return FIELD_PREP(ENETC_PF_MSG_CLASS_ID, - ENETC_MSG_CLASS_ID_CMD_NOT_PERMITTED); + pf_msg = FIELD_PREP(ENETC_PF_MSG_CLASS_ID, + ENETC_MSG_CLASS_ID_CMD_NOT_PERMITTED); + goto vf_state_unlock; } enetc_set_si_hw_addr(pf, vf_id + 1, addr); + +vf_state_unlock: mutex_unlock(&vf_state->lock); - return ENETC_PF_MSG_SUCCESS; + return pf_msg; } static u16 enetc_msg_handle_mac_filter(struct enetc_pf *pf, int vf_id, diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.c b/drivers/net/ethernet/freescale/enetc/enetc_pf.c index 55c07c528f22..a7bf4bfc25b7 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c @@ -488,6 +488,7 @@ static const struct net_device_ops enetc_ndev_ops = { .ndo_set_rx_mode = enetc_pf_set_rx_mode, .ndo_vlan_rx_add_vid = enetc_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = enetc_vlan_rx_del_vid, + .ndo_set_vf_trust = enetc_pf_set_vf_trust, .ndo_set_vf_mac = enetc_pf_set_vf_mac, .ndo_set_vf_vlan = enetc_pf_set_vf_vlan, .ndo_set_vf_spoofchk = enetc_pf_set_vf_spoofchk, diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.h b/drivers/net/ethernet/freescale/enetc/enetc_pf.h index 56d23a8a11a0..6789f92d005e 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_pf.h +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.h @@ -9,6 +9,7 @@ enum enetc_vf_flags { ENETC_VF_FLAG_PF_SET_MAC = BIT(0), + ENETC_VF_FLAG_TRUSTED = BIT(1), }; struct enetc_vf_state { diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf_common.c b/drivers/net/ethernet/freescale/enetc/enetc_pf_common.c index d32a195a04c9..519fc90d2647 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_pf_common.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf_common.c @@ -586,5 +586,28 @@ int enetc_init_sriov_resources(struct enetc_pf *pf) } EXPORT_SYMBOL_GPL(enetc_init_sriov_resources); +int enetc_pf_set_vf_trust(struct net_device *ndev, int vf, bool setting) +{ + struct enetc_ndev_priv *priv = netdev_priv(ndev); + struct enetc_pf *pf = enetc_si_priv(priv->si); + struct enetc_vf_state *vf_state; + + if (vf >= pf->total_vfs) + return -EINVAL; + + vf_state = &pf->vf_state[vf]; + mutex_lock(&vf_state->lock); + + if (setting) + vf_state->flags |= ENETC_VF_FLAG_TRUSTED; + else + vf_state->flags &= ~ENETC_VF_FLAG_TRUSTED; + + mutex_unlock(&vf_state->lock); + + return 0; +} +EXPORT_SYMBOL_GPL(enetc_pf_set_vf_trust); + MODULE_DESCRIPTION("NXP ENETC PF common functionality driver"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf_common.h b/drivers/net/ethernet/freescale/enetc/enetc_pf_common.h index 8243ce0de57f..96a4dc63da57 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_pf_common.h +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf_common.h @@ -22,6 +22,7 @@ void enetc_set_si_mc_promisc(struct enetc_si *si, int si_id, bool promisc); void enetc_set_si_uc_hash_filter(struct enetc_si *si, int si_id, u64 hash); void enetc_set_si_mc_hash_filter(struct enetc_si *si, int si_id, u64 hash); void enetc_set_si_vlan_promisc(struct enetc_si *si, int si_id, bool promisc); +int enetc_pf_set_vf_trust(struct net_device *ndev, int vf, bool setting); static inline u16 enetc_get_ip_revision(struct enetc_hw *hw) { -- 2.34.1