ixgbe: enable FDB netdevice ops

Enable FDB ops on ixgbe when in SR-IOV mode.

Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 71 insertions, 0 deletions

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 3e26b1f9ac75..8b373951f644 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -6681,6 +6681,74 @@ static int ixgbe_set_features(struct net_device *netdev,
         return 0;
 }
 
+static int ixgbe_ndo_fdb_add(struct ndmsg *ndm,
+                             struct net_device *dev,
+                             unsigned char *addr,
+                             u16 flags)
+{
+        struct ixgbe_adapter *adapter = netdev_priv(dev);
+        int err = -EOPNOTSUPP;
+
+        if (ndm->ndm_state & NUD_PERMANENT) {
+                pr_info("%s: FDB only supports static addresses\n",
+                        ixgbe_driver_name);
+                return -EINVAL;
+        }
+
+        if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) {
+                if (is_unicast_ether_addr(addr))
+                        err = dev_uc_add_excl(dev, addr);
+                else if (is_multicast_ether_addr(addr))
+                        err = dev_mc_add_excl(dev, addr);
+                else
+                        err = -EINVAL;
+        }
+
+        /* Only return duplicate errors if NLM_F_EXCL is set */
+        if (err == -EEXIST && !(flags & NLM_F_EXCL))
+                err = 0;
+
+        return err;
+}
+
+static int ixgbe_ndo_fdb_del(struct ndmsg *ndm,
+                             struct net_device *dev,
+                             unsigned char *addr)
+{
+        struct ixgbe_adapter *adapter = netdev_priv(dev);
+        int err = -EOPNOTSUPP;
+
+        if (ndm->ndm_state & NUD_PERMANENT) {
+                pr_info("%s: FDB only supports static addresses\n",
+                        ixgbe_driver_name);
+                return -EINVAL;
+        }
+
+        if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) {
+                if (is_unicast_ether_addr(addr))
+                        err = dev_uc_del(dev, addr);
+                else if (is_multicast_ether_addr(addr))
+                        err = dev_mc_del(dev, addr);
+                else
+                        err = -EINVAL;
+        }
+
+        return err;
+}
+
+static int ixgbe_ndo_fdb_dump(struct sk_buff *skb,
+                              struct netlink_callback *cb,
+                              struct net_device *dev,
+                              int idx)
+{
+        struct ixgbe_adapter *adapter = netdev_priv(dev);
+
+        if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)
+                idx = ndo_dflt_fdb_dump(skb, cb, dev, idx);
+
+        return idx;
+}
+
 static const struct net_device_ops ixgbe_netdev_ops = {
         .ndo_open               = ixgbe_open,
         .ndo_stop               = ixgbe_close,
@@ -6717,6 +6785,9 @@ static const struct net_device_ops ixgbe_netdev_ops = {
 #endif /* IXGBE_FCOE */
         .ndo_set_features = ixgbe_set_features,
         .ndo_fix_features = ixgbe_fix_features,
+        .ndo_fdb_add            = ixgbe_ndo_fdb_add,
+        .ndo_fdb_del            = ixgbe_ndo_fdb_del,
+        .ndo_fdb_dump           = ixgbe_ndo_fdb_dump,
 };
 
 static void __devinit ixgbe_probe_vf(struct ixgbe_adapter *adapter,