openvswitch: Add tunneling interface.

Add ovs tunnel interface for set tunnel action for userspace.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Acked-by: Jesse Gross <jesse@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 18 insertions, 0 deletions

diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h
index 424672db7f12..b15a445927d6 100644
--- a/include/uapi/linux/openvswitch.h
+++ b/include/uapi/linux/openvswitch.h
@@ -246,11 +246,29 @@ enum ovs_key_attr {
         OVS_KEY_ATTR_ARP,       /* struct ovs_key_arp */
         OVS_KEY_ATTR_ND,        /* struct ovs_key_nd */
         OVS_KEY_ATTR_SKB_MARK,  /* u32 skb mark */
+        OVS_KEY_ATTR_TUNNEL,    /* Nested set of ovs_tunnel attributes */
+
+#ifdef __KERNEL__
+        OVS_KEY_ATTR_IPV4_TUNNEL,  /* struct ovs_key_ipv4_tunnel */
+#endif
         __OVS_KEY_ATTR_MAX
 };
 
 #define OVS_KEY_ATTR_MAX (__OVS_KEY_ATTR_MAX - 1)
 
+enum ovs_tunnel_key_attr {
+        OVS_TUNNEL_KEY_ATTR_ID,                 /* be64 Tunnel ID */
+        OVS_TUNNEL_KEY_ATTR_IPV4_SRC,           /* be32 src IP address. */
+        OVS_TUNNEL_KEY_ATTR_IPV4_DST,           /* be32 dst IP address. */
+        OVS_TUNNEL_KEY_ATTR_TOS,                /* u8 Tunnel IP ToS. */
+        OVS_TUNNEL_KEY_ATTR_TTL,                /* u8 Tunnel IP TTL. */
+        OVS_TUNNEL_KEY_ATTR_DONT_FRAGMENT,      /* No argument, set DF. */
+        OVS_TUNNEL_KEY_ATTR_CSUM,               /* No argument. CSUM packet. */
+        __OVS_TUNNEL_KEY_ATTR_MAX
+};
+
+#define OVS_TUNNEL_KEY_ATTR_MAX (__OVS_TUNNEL_KEY_ATTR_MAX - 1)
+
 /**
  * enum ovs_frag_type - IPv4 and IPv6 fragment type
  * @OVS_FRAG_TYPE_NONE: Packet is not a fragment.