forked from luck/tmp_suning_uos_patched
5fb1357054
Propagate feature bits from the NETDEV_FEAT_CHANGE notifier. For now only TSO is propagated for devices that announce their ability to support TSO in combination with VLAN accel by setting the NETIF_F_VLAN_TSO flag. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
#ifndef __BEN_VLAN_802_1Q_INC__
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#define __BEN_VLAN_802_1Q_INC__
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#include <linux/if_vlan.h>
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#define VLAN_GRP_HASH_SHIFT 5
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#define VLAN_GRP_HASH_SIZE (1 << VLAN_GRP_HASH_SHIFT)
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#define VLAN_GRP_HASH_MASK (VLAN_GRP_HASH_SIZE - 1)
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#define VLAN_TSO_FEATURES (NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_SG)
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/* Find a VLAN device by the MAC address of its Ethernet device, and
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* it's VLAN ID. The default configuration is to have VLAN's scope
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* to be box-wide, so the MAC will be ignored. The mac will only be
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* looked at if we are configured to have a separate set of VLANs per
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* each MAC addressable interface. Note that this latter option does
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* NOT follow the spec for VLANs, but may be useful for doing very
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* large quantities of VLAN MUX/DEMUX onto FrameRelay or ATM PVCs.
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*
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* Must be invoked with rcu_read_lock (ie preempt disabled)
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* or with RTNL.
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*/
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struct net_device *__find_vlan_dev(struct net_device *real_dev,
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unsigned short VID); /* vlan.c */
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/* found in vlan_dev.c */
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int vlan_skb_recv(struct sk_buff *skb, struct net_device *dev,
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struct packet_type *ptype, struct net_device *orig_dev);
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void vlan_dev_set_ingress_priority(const struct net_device *dev,
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u32 skb_prio, short vlan_prio);
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int vlan_dev_set_egress_priority(const struct net_device *dev,
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u32 skb_prio, short vlan_prio);
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int vlan_dev_set_vlan_flag(const struct net_device *dev,
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u32 flag, short flag_val);
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void vlan_dev_get_realdev_name(const struct net_device *dev, char *result);
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void vlan_dev_get_vid(const struct net_device *dev, unsigned short *result);
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int vlan_check_real_dev(struct net_device *real_dev, unsigned short vlan_id);
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void vlan_setup(struct net_device *dev);
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int register_vlan_dev(struct net_device *dev);
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void unregister_vlan_dev(struct net_device *dev);
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int vlan_netlink_init(void);
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void vlan_netlink_fini(void);
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extern struct rtnl_link_ops vlan_link_ops;
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static inline int is_vlan_dev(struct net_device *dev)
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{
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return dev->priv_flags & IFF_802_1Q_VLAN;
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}
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extern int vlan_net_id;
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struct proc_dir_entry;
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struct vlan_net {
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/* /proc/net/vlan */
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struct proc_dir_entry *proc_vlan_dir;
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/* /proc/net/vlan/config */
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struct proc_dir_entry *proc_vlan_conf;
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/* Determines interface naming scheme. */
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unsigned short name_type;
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};
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#endif /* !(__BEN_VLAN_802_1Q_INC__) */
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