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1da177e4 LT |
1 | #ifndef __LINUX_SHAPER_H |
2 | #define __LINUX_SHAPER_H | |
3 | ||
4 | #ifdef __KERNEL__ | |
5 | ||
6 | #define SHAPER_QLEN 10 | |
7 | /* | |
8 | * This is a bit speed dependent (read it shouldn't be a constant!) | |
9 | * | |
10 | * 5 is about right for 28.8 upwards. Below that double for every | |
11 | * halving of speed or so. - ie about 20 for 9600 baud. | |
12 | */ | |
13 | #define SHAPER_LATENCY (5*HZ) | |
14 | #define SHAPER_MAXSLIP 2 | |
15 | #define SHAPER_BURST (HZ/50) /* Good for >128K then */ | |
16 | ||
17 | struct shaper | |
18 | { | |
19 | struct sk_buff_head sendq; | |
20 | __u32 bytespertick; | |
21 | __u32 bitspersec; | |
22 | __u32 shapelatency; | |
23 | __u32 shapeclock; | |
24 | unsigned long recovery; /* Time we can next clock a packet out on | |
25 | an empty queue */ | |
bc971dee | 26 | spinlock_t lock; |
1da177e4 | 27 | struct net_device *dev; |
1da177e4 | 28 | struct net_device_stats* (*get_stats)(struct net_device *dev); |
1da177e4 LT |
29 | struct timer_list timer; |
30 | }; | |
31 | ||
32 | #endif | |
33 | ||
34 | #define SHAPER_SET_DEV 0x0001 | |
35 | #define SHAPER_SET_SPEED 0x0002 | |
36 | #define SHAPER_GET_DEV 0x0003 | |
37 | #define SHAPER_GET_SPEED 0x0004 | |
38 | ||
39 | struct shaperconf | |
40 | { | |
41 | __u16 ss_cmd; | |
42 | union | |
43 | { | |
44 | char ssu_name[14]; | |
45 | __u32 ssu_speed; | |
46 | } ss_u; | |
47 | #define ss_speed ss_u.ssu_speed | |
48 | #define ss_name ss_u.ssu_name | |
49 | }; | |
50 | ||
51 | #endif |