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net: introduce vlan_vid_[add/del] and use them instead of direct [add/kill]_vid ndo calls

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This patch adds wrapper for ndo_vlan_rx_add_vid/ndo_vlan_rx_kill_vid
functions. Check for NETIF_F_HW_VLAN_FILTER feature is done in this
wrapper.

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko
2011-12-08 04:11:17 +00:00
committed by David S. Miller
parent 8e586137e6
commit 87002b03ba
6 changed files with 87 additions and 59 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
net/8021q/vlan.c
View File

@@ -101,7 +101,6 @@ void unregister_vlan_dev(struct net_device *dev, struct list_head *head)
{
struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
struct net_device *real_dev = vlan->real_dev;
const struct net_device_ops *ops = real_dev->netdev_ops;
struct vlan_group *grp;
u16 vlan_id = vlan->vlan_id;
@@ -114,8 +113,8 @@ void unregister_vlan_dev(struct net_device *dev, struct list_head *head)
* HW accelerating devices or SW vlan input packet processing if
* VLAN is not 0 (leave it there for 802.1p).
*/
if (vlan_id && (real_dev->features & NETIF_F_HW_VLAN_FILTER))
ops->ndo_vlan_rx_kill_vid(real_dev, vlan_id);
if (vlan_id)
vlan_vid_del(real_dev, vlan_id);
grp->nr_vlans--;
@@ -169,7 +168,6 @@ int register_vlan_dev(struct net_device *dev)
{
struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
struct net_device *real_dev = vlan->real_dev;
const struct net_device_ops *ops = real_dev->netdev_ops;
u16 vlan_id = vlan->vlan_id;
struct vlan_group *grp, *ngrp = NULL;
int err;
@@ -207,8 +205,7 @@ int register_vlan_dev(struct net_device *dev)
if (ngrp) {
rcu_assign_pointer(real_dev->vlgrp, ngrp);
}
if (real_dev->features & NETIF_F_HW_VLAN_FILTER)
ops->ndo_vlan_rx_add_vid(real_dev, vlan_id);
vlan_vid_add(real_dev, vlan_id);
return 0;
@@ -369,11 +366,10 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
__vlan_device_event(dev, event);
if ((event == NETDEV_UP) &&
(dev->features & NETIF_F_HW_VLAN_FILTER) &&
dev->netdev_ops->ndo_vlan_rx_add_vid) {
(dev->features & NETIF_F_HW_VLAN_FILTER)) {
pr_info("adding VLAN 0 to HW filter on device %s\n",
dev->name);
dev->netdev_ops->ndo_vlan_rx_add_vid(dev, 0);
vlan_vid_add(dev, 0);
}
grp = rtnl_dereference(dev->vlgrp);

23
net/8021q/vlan_core.c
View File

@@ -146,3 +146,26 @@ err_free:
kfree_skb(skb);
return NULL;
}
int vlan_vid_add(struct net_device *dev, unsigned short vid)
{
const struct net_device_ops *ops = dev->netdev_ops;
if ((dev->features & NETIF_F_HW_VLAN_FILTER) &&
ops->ndo_vlan_rx_add_vid) {
return ops->ndo_vlan_rx_add_vid(dev, vid);
}
return 0;
}
EXPORT_SYMBOL(vlan_vid_add);
void vlan_vid_del(struct net_device *dev, unsigned short vid)
{
const struct net_device_ops *ops = dev->netdev_ops;
if ((dev->features & NETIF_F_HW_VLAN_FILTER) &&
ops->ndo_vlan_rx_kill_vid) {
ops->ndo_vlan_rx_kill_vid(dev, vid);
}
}
EXPORT_SYMBOL(vlan_vid_del);