From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BF2F5C433FF for ; Thu, 8 Aug 2019 14:11:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9F0B021874 for ; Thu, 8 Aug 2019 14:11:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403933AbfHHOLB (ORCPT ); Thu, 8 Aug 2019 10:11:01 -0400 Received: from relay3-d.mail.gandi.net ([217.70.183.195]:41341 "EHLO relay3-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389983AbfHHOKL (ORCPT ); Thu, 8 Aug 2019 10:10:11 -0400 X-Originating-IP: 86.250.200.211 Received: from localhost (lfbn-1-17395-211.w86-250.abo.wanadoo.fr [86.250.200.211]) (Authenticated sender: antoine.tenart@bootlin.com) by relay3-d.mail.gandi.net (Postfix) with ESMTPSA id 588F460010; Thu, 8 Aug 2019 14:10:09 +0000 (UTC) From: Antoine Tenart To: davem@davemloft.net, sd@queasysnail.net, andrew@lunn.ch, f.fainelli@gmail.com, hkallweit1@gmail.com Cc: Antoine Tenart , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, thomas.petazzoni@bootlin.com, alexandre.belloni@bootlin.com, allan.nielsen@microchip.com, camelia.groza@nxp.com, Simon.Edelhaus@aquantia.com Subject: [PATCH net-next v2 4/9] net: introduce MACsec ops and add a reference in net_device Date: Thu, 8 Aug 2019 16:05:55 +0200 Message-Id: <20190808140600.21477-5-antoine.tenart@bootlin.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190808140600.21477-1-antoine.tenart@bootlin.com> References: <20190808140600.21477-1-antoine.tenart@bootlin.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch introduces MACsec ops for drivers to support offloading MACsec operations. A reference to those ops is added in net_device. Signed-off-by: Antoine Tenart --- include/linux/netdevice.h | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 88292953aa6f..59ff123d62e3 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -53,6 +53,7 @@ struct netpoll_info; struct device; struct phy_device; struct dsa_port; +struct macsec_context; struct sfp_bus; /* 802.11 specific */ @@ -910,6 +911,29 @@ struct xfrmdev_ops { }; #endif +#if defined(CONFIG_MACSEC) +struct macsec_ops { + /* Device wide */ + int (*mdo_dev_open)(struct macsec_context *ctx); + int (*mdo_dev_stop)(struct macsec_context *ctx); + /* SecY */ + int (*mdo_add_secy)(struct macsec_context *ctx); + int (*mdo_upd_secy)(struct macsec_context *ctx); + int (*mdo_del_secy)(struct macsec_context *ctx); + /* Security channels */ + int (*mdo_add_rxsc)(struct macsec_context *ctx); + int (*mdo_upd_rxsc)(struct macsec_context *ctx); + int (*mdo_del_rxsc)(struct macsec_context *ctx); + /* Security associations */ + int (*mdo_add_rxsa)(struct macsec_context *ctx); + int (*mdo_upd_rxsa)(struct macsec_context *ctx); + int (*mdo_del_rxsa)(struct macsec_context *ctx); + int (*mdo_add_txsa)(struct macsec_context *ctx); + int (*mdo_upd_txsa)(struct macsec_context *ctx); + int (*mdo_del_txsa)(struct macsec_context *ctx); +}; +#endif + struct dev_ifalias { struct rcu_head rcuhead; char ifalias[]; @@ -1755,6 +1779,8 @@ enum netdev_priv_flags { * * @wol_enabled: Wake-on-LAN is enabled * + * @macsec_ops: MACsec offloading ops + * * FIXME: cleanup struct net_device such that network protocol info * moves out. */ @@ -2036,6 +2062,11 @@ struct net_device { struct lock_class_key *qdisc_running_key; bool proto_down; unsigned wol_enabled:1; + +#if IS_ENABLED(CONFIG_MACSEC) + /* MACsec management functions */ + const struct macsec_ops *macsec_ops; +#endif }; #define to_net_dev(d) container_of(d, struct net_device, dev) -- 2.21.0