linux-kernel - [PATCH net-next v5 13/15] net: add a reference to MACsec ops in net

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Message-Id: <20200110162010.338611-14-antoine.tenart@bootlin.com>
Date:   Fri, 10 Jan 2020 17:20:08 +0100
From:   Antoine Tenart <antoine.tenart@...tlin.com>
To:     davem@...emloft.net, sd@...asysnail.net, andrew@...n.ch,
        f.fainelli@...il.com, hkallweit1@...il.com
Cc:     Antoine Tenart <antoine.tenart@...tlin.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        thomas.petazzoni@...tlin.com, alexandre.belloni@...tlin.com,
        allan.nielsen@...rochip.com, camelia.groza@....com,
        Simon.Edelhaus@...antia.com, Igor.Russkikh@...antia.com,
        jakub.kicinski@...ronome.com
Subject: [PATCH net-next v5 13/15] net: add a reference to MACsec ops in net_device

This patch adds a reference to MACsec ops to the net_device structure,
allowing net device drivers to implement offloading operations for
MACsec.

Signed-off-by: Antoine Tenart <antoine.tenart@...tlin.com>
---
 include/linux/netdevice.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 2741aa35bec6..9104e011f94d 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -53,6 +53,8 @@ struct netpoll_info;
 struct device;
 struct phy_device;
 struct dsa_port;
+struct macsec_context;
+struct macsec_ops;
 
 struct sfp_bus;
 /* 802.11 specific */
@@ -1791,6 +1793,8 @@ 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.
  */
@@ -2081,6 +2085,11 @@ struct net_device {
 	struct lock_class_key	addr_list_lock_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)
 
-- 
2.24.1