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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Equalizer Load-balancer for serial network interfaces.
3 *
4 * (c) Copyright 1995 Simon "Guru Aleph-Null" Janes
5 * NCM: Network and Communications Management, Inc.
6 *
7 *
8 * This software may be used and distributed according to the terms
9 * of the GNU General Public License, incorporated herein by reference.
10 *
11 * The author may be reached as simon@ncm.com, or C/O
12 * NCM
13 * Attn: Simon Janes
14 * 6803 Whittier Ave
15 * McLean VA 22101
16 * Phone: 1-703-847-0040 ext 103
17 */
18
19#ifndef _LINUX_IF_EQL_H
20#define _LINUX_IF_EQL_H
21
22#define EQL_DEFAULT_SLAVE_PRIORITY 28800
23#define EQL_DEFAULT_MAX_SLAVES 4
24#define EQL_DEFAULT_MTU 576
25#define EQL_DEFAULT_RESCHED_IVAL 100
26
27#define EQL_ENSLAVE (SIOCDEVPRIVATE)
28#define EQL_EMANCIPATE (SIOCDEVPRIVATE + 1)
29
30#define EQL_GETSLAVECFG (SIOCDEVPRIVATE + 2)
31#define EQL_SETSLAVECFG (SIOCDEVPRIVATE + 3)
32
33#define EQL_GETMASTRCFG (SIOCDEVPRIVATE + 4)
34#define EQL_SETMASTRCFG (SIOCDEVPRIVATE + 5)
35
36#ifdef __KERNEL__
37
38#include <linux/timer.h>
39#include <linux/spinlock.h>
40
41typedef struct slave {
42 struct list_head list;
43 struct net_device *dev;
44 long priority;
45 long priority_bps;
46 long priority_Bps;
47 long bytes_queued;
48} slave_t;
49
50typedef struct slave_queue {
51 spinlock_t lock;
52 struct list_head all_slaves;
53 int num_slaves;
54 struct net_device *master_dev;
55} slave_queue_t;
56
57typedef struct equalizer {
58 slave_queue_t queue;
59 int min_slaves;
60 int max_slaves;
Linus Torvalds1da177e2005-04-16 15:20:36 -070061 struct timer_list timer;
62} equalizer_t;
63
64#endif /* __KERNEL__ */
65
66typedef struct master_config {
67 char master_name[16];
68 int max_slaves;
69 int min_slaves;
70} master_config_t;
71
72typedef struct slave_config {
73 char slave_name[16];
74 long priority;
75} slave_config_t;
76
77typedef struct slaving_request {
78 char slave_name[16];
79 long priority;
80} slaving_request_t;
81
82
83#endif /* _LINUX_EQL_H */