brcmfmac: remove unnecessary EXPORT_SYMBOL() usage

[deliverable/linux.git] / drivers / net / macvlan.c

diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index cc9845ec91c1b1be56cc960a0768ee71b8db69c9..acf93798dc675929394e82ffed96cd1616c3a31d 100644 (file)
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -297,7 +297,13 @@ netdev_tx_t macvlan_start_xmit(struct sk_buff *skb,
        int ret;
        const struct macvlan_dev *vlan = netdev_priv(dev);
 
-       ret = macvlan_queue_xmit(skb, dev);
+       if (vlan->fwd_priv) {
+               skb->dev = vlan->lowerdev;
+               ret = dev_hard_start_xmit(skb, skb->dev, NULL, vlan->fwd_priv);
+       } else {
+               ret = macvlan_queue_xmit(skb, dev);
+       }
+
        if (likely(ret == NET_XMIT_SUCCESS || ret == NET_XMIT_CN)) {
                struct macvlan_pcpu_stats *pcpu_stats;
 
@@ -347,6 +353,21 @@ static int macvlan_open(struct net_device *dev)
                goto hash_add;
        }
 
+       if (lowerdev->features & NETIF_F_HW_L2FW_DOFFLOAD) {
+               vlan->fwd_priv =
+                     lowerdev->netdev_ops->ndo_dfwd_add_station(lowerdev, dev);
+
+               /* If we get a NULL pointer back, or if we get an error
+                * then we should just fall through to the non accelerated path
+                */
+               if (IS_ERR_OR_NULL(vlan->fwd_priv)) {
+                       vlan->fwd_priv = NULL;
+               } else {
+                       dev->features &= ~NETIF_F_LLTX;
+                       return 0;
+               }
+       }
+
        err = -EBUSY;
        if (macvlan_addr_busy(vlan->port, dev->dev_addr))
                goto out;
@@ -367,6 +388,11 @@ hash_add:
 del_unicast:
        dev_uc_del(lowerdev, dev->dev_addr);
 out:
+       if (vlan->fwd_priv) {
+               lowerdev->netdev_ops->ndo_dfwd_del_station(lowerdev,
+                                                          vlan->fwd_priv);
+               vlan->fwd_priv = NULL;
+       }
        return err;
 }
 
@@ -375,6 +401,13 @@ static int macvlan_stop(struct net_device *dev)
        struct macvlan_dev *vlan = netdev_priv(dev);
        struct net_device *lowerdev = vlan->lowerdev;
 
+       if (vlan->fwd_priv) {
+               lowerdev->netdev_ops->ndo_dfwd_del_station(lowerdev,
+                                                          vlan->fwd_priv);
+               vlan->fwd_priv = NULL;
+               return 0;
+       }
+
        dev_uc_unsync(lowerdev, dev);
        dev_mc_unsync(lowerdev, dev);
 
@@ -501,6 +534,7 @@ static int macvlan_init(struct net_device *dev)
 {
        struct macvlan_dev *vlan = netdev_priv(dev);
        const struct net_device *lowerdev = vlan->lowerdev;
+       int i;
 
        dev->state              = (dev->state & ~MACVLAN_STATE_MASK) |
                                  (lowerdev->state & MACVLAN_STATE_MASK);
@@ -516,6 +550,12 @@ static int macvlan_init(struct net_device *dev)
        if (!vlan->pcpu_stats)
                return -ENOMEM;
 
+       for_each_possible_cpu(i) {
+               struct macvlan_pcpu_stats *mvlstats;
+               mvlstats = per_cpu_ptr(vlan->pcpu_stats, i);
+               u64_stats_init(&mvlstats->syncp);
+       }
+
        return 0;
 }
 
@@ -833,6 +873,7 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev,
        if (err < 0)
                goto destroy_port;
 
+       dev->priv_flags |= IFF_MACVLAN;
        err = netdev_upper_dev_link(lowerdev, dev);
        if (err)
                goto destroy_port;