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Diffstat (limited to 'net/8021q/vlan.h')
-rw-r--r--net/8021q/vlan.h50
1 files changed, 49 insertions, 1 deletions
diff --git a/net/8021q/vlan.h b/net/8021q/vlan.h
index 7cc1a97c42fc..14c421e033f2 100644
--- a/net/8021q/vlan.h
+++ b/net/8021q/vlan.h
@@ -3,6 +3,55 @@
3 3
4#include <linux/if_vlan.h> 4#include <linux/if_vlan.h>
5 5
6
7/**
8 * struct vlan_priority_tci_mapping - vlan egress priority mappings
9 * @priority: skb priority
10 * @vlan_qos: vlan priority: (skb->priority << 13) & 0xE000
11 * @next: pointer to next struct
12 */
13struct vlan_priority_tci_mapping {
14 u32 priority;
15 unsigned short vlan_qos;
16 struct vlan_priority_tci_mapping *next;
17};
18
19/**
20 * struct vlan_dev_info - VLAN private device data
21 * @nr_ingress_mappings: number of ingress priority mappings
22 * @ingress_priority_map: ingress priority mappings
23 * @nr_egress_mappings: number of egress priority mappings
24 * @egress_priority_map: hash of egress priority mappings
25 * @vlan_id: VLAN identifier
26 * @flags: device flags
27 * @real_dev: underlying netdevice
28 * @real_dev_addr: address of underlying netdevice
29 * @dent: proc dir entry
30 * @cnt_inc_headroom_on_tx: statistic - number of skb expansions on TX
31 * @cnt_encap_on_xmit: statistic - number of skb encapsulations on TX
32 */
33struct vlan_dev_info {
34 unsigned int nr_ingress_mappings;
35 u32 ingress_priority_map[8];
36 unsigned int nr_egress_mappings;
37 struct vlan_priority_tci_mapping *egress_priority_map[16];
38
39 unsigned short vlan_id;
40 unsigned short flags;
41
42 struct net_device *real_dev;
43 unsigned char real_dev_addr[ETH_ALEN];
44
45 struct proc_dir_entry *dent;
46 unsigned long cnt_inc_headroom_on_tx;
47 unsigned long cnt_encap_on_xmit;
48};
49
50static inline struct vlan_dev_info *vlan_dev_info(const struct net_device *dev)
51{
52 return netdev_priv(dev);
53}
54
6#define VLAN_GRP_HASH_SHIFT 5 55#define VLAN_GRP_HASH_SHIFT 5
7#define VLAN_GRP_HASH_SIZE (1 << VLAN_GRP_HASH_SHIFT) 56#define VLAN_GRP_HASH_SIZE (1 << VLAN_GRP_HASH_SHIFT)
8#define VLAN_GRP_HASH_MASK (VLAN_GRP_HASH_SIZE - 1) 57#define VLAN_GRP_HASH_MASK (VLAN_GRP_HASH_SIZE - 1)
@@ -30,7 +79,6 @@ int vlan_dev_set_egress_priority(const struct net_device *dev,
30 u32 skb_prio, short vlan_prio); 79 u32 skb_prio, short vlan_prio);
31int vlan_dev_change_flags(const struct net_device *dev, u32 flag, u32 mask); 80int vlan_dev_change_flags(const struct net_device *dev, u32 flag, u32 mask);
32void vlan_dev_get_realdev_name(const struct net_device *dev, char *result); 81void vlan_dev_get_realdev_name(const struct net_device *dev, char *result);
33void vlan_dev_get_vid(const struct net_device *dev, unsigned short *result);
34 82
35int vlan_check_real_dev(struct net_device *real_dev, unsigned short vlan_id); 83int vlan_check_real_dev(struct net_device *real_dev, unsigned short vlan_id);
36void vlan_setup(struct net_device *dev); 84void vlan_setup(struct net_device *dev);