Patchwork [net-next,v0,4/5] ixgbe: enable FDB netdevice ops

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Submitter John Fastabend
Date March 19, 2012, 6:52 a.m.
Message ID <20120319065208.10959.83135.stgit@jf-dev1-dcblab>
Download mbox | patch
Permalink /patch/147474/
State Deferred
Delegated to: David Miller
Headers show

Comments

John Fastabend - March 19, 2012, 6:52 a.m.
Enable FDB ops on ixgbe when in SR-IOV mode.

Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
---

 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c |   59 +++++++++++++++++++++++++
 1 files changed, 59 insertions(+), 0 deletions(-)


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Jeff Kirsher - March 19, 2012, 10:46 p.m.
On Sun, 2012-03-18 at 23:52 -0700, Fastabend, John R wrote:
> Enable FDB ops on ixgbe when in SR-IOV mode.
> 
> Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
> ---
> 
>  drivers/net/ethernet/intel/ixgbe/ixgbe_main.c |   59
> +++++++++++++++++++++++++
>  1 files changed, 59 insertions(+), 0 deletions(-) 

Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

Patch

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 1d8f9f8..32adb4f 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -7586,6 +7586,62 @@  static int ixgbe_set_features(struct net_device *netdev,
 
 }
 
+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)
+		err = dev_uc_add_excl(dev, addr);
+
+	/* 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)
+		err = dev_uc_del(dev, addr);
+
+	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,
@@ -7620,6 +7676,9 @@  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,