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[RFC,02/18] net: add a reference to MACsec ops in net_device

Message ID 20200214150258.390-3-irusskikh@marvell.com
State RFC
Delegated to: David Miller
Headers show
Series net: atlantic: MACSec support for AQC devices | expand

Commit Message

Igor Russkikh Feb. 14, 2020, 3:02 p.m. UTC 
From: Antoine Tenart <antoine.tenart@bootlin.com>

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@bootlin.com>
Signed-off-by: Mark Starovoytov <mstarovoitov@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
---
 include/linux/netdevice.h | 9 +++++++++
 1 file changed, 9 insertions(+)
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Patch

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index a9c6b5c61d27..01b90c290779 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 */
@@ -1802,6 +1804,8 @@  enum netdev_priv_flags {
  *				that follow this device when it is moved
  *				to another network namespace.
  *
+ *	@macsec_ops:    MACsec offloading ops
+ *
  *	FIXME: cleanup struct net_device such that network protocol info
  *	moves out.
  */
@@ -2096,6 +2100,11 @@  struct net_device {
 	unsigned		wol_enabled:1;
 
 	struct list_head	net_notifier_list;
+
+#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)