1#ifndef __LINUX_PKT_SCHED_H
2#define __LINUX_PKT_SCHED_H
3
4#include <linux/types.h>
5
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17
18
19#define TC_PRIO_BESTEFFORT 0
20#define TC_PRIO_FILLER 1
21#define TC_PRIO_BULK 2
22#define TC_PRIO_INTERACTIVE_BULK 4
23#define TC_PRIO_INTERACTIVE 6
24#define TC_PRIO_CONTROL 7
25
26#define TC_PRIO_MAX 15
27
28
29
30
31
32struct tc_stats {
33 __u64 bytes;
34 __u32 packets;
35 __u32 drops;
36 __u32 overlimits;
37
38 __u32 bps;
39 __u32 pps;
40 __u32 qlen;
41 __u32 backlog;
42};
43
44struct tc_estimator {
45 signed char interval;
46 unsigned char ewma_log;
47};
48
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64
65
66#define TC_H_MAJ_MASK (0xFFFF0000U)
67#define TC_H_MIN_MASK (0x0000FFFFU)
68#define TC_H_MAJ(h) ((h)&TC_H_MAJ_MASK)
69#define TC_H_MIN(h) ((h)&TC_H_MIN_MASK)
70#define TC_H_MAKE(maj,min) (((maj)&TC_H_MAJ_MASK)|((min)&TC_H_MIN_MASK))
71
72#define TC_H_UNSPEC (0U)
73#define TC_H_ROOT (0xFFFFFFFFU)
74#define TC_H_INGRESS (0xFFFFFFF1U)
75
76struct tc_ratespec {
77 unsigned char cell_log;
78 unsigned char __reserved;
79 unsigned short overhead;
80 short cell_align;
81 unsigned short mpu;
82 __u32 rate;
83};
84
85#define TC_RTAB_SIZE 1024
86
87struct tc_sizespec {
88 unsigned char cell_log;
89 unsigned char size_log;
90 short cell_align;
91 int overhead;
92 unsigned int linklayer;
93 unsigned int mpu;
94 unsigned int mtu;
95 unsigned int tsize;
96};
97
98enum {
99 TCA_STAB_UNSPEC,
100 TCA_STAB_BASE,
101 TCA_STAB_DATA,
102 __TCA_STAB_MAX
103};
104
105#define TCA_STAB_MAX (__TCA_STAB_MAX - 1)
106
107
108
109struct tc_fifo_qopt {
110 __u32 limit;
111};
112
113
114
115#define TCQ_PRIO_BANDS 16
116#define TCQ_MIN_PRIO_BANDS 2
117
118struct tc_prio_qopt {
119 int bands;
120 __u8 priomap[TC_PRIO_MAX+1];
121};
122
123
124
125struct tc_multiq_qopt {
126 __u16 bands;
127 __u16 max_bands;
128};
129
130
131
132struct tc_tbf_qopt {
133 struct tc_ratespec rate;
134 struct tc_ratespec peakrate;
135 __u32 limit;
136 __u32 buffer;
137 __u32 mtu;
138};
139
140enum {
141 TCA_TBF_UNSPEC,
142 TCA_TBF_PARMS,
143 TCA_TBF_RTAB,
144 TCA_TBF_PTAB,
145 __TCA_TBF_MAX,
146};
147
148#define TCA_TBF_MAX (__TCA_TBF_MAX - 1)
149
150
151
152
153
154
155
156
157struct tc_sfq_qopt {
158 unsigned quantum;
159 int perturb_period;
160 __u32 limit;
161 unsigned divisor;
162 unsigned flows;
163};
164
165struct tc_sfq_xstats {
166 __s32 allot;
167};
168
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178
179
180enum {
181 TCA_RED_UNSPEC,
182 TCA_RED_PARMS,
183 TCA_RED_STAB,
184 __TCA_RED_MAX,
185};
186
187#define TCA_RED_MAX (__TCA_RED_MAX - 1)
188
189struct tc_red_qopt {
190 __u32 limit;
191 __u32 qth_min;
192 __u32 qth_max;
193 unsigned char Wlog;
194 unsigned char Plog;
195 unsigned char Scell_log;
196 unsigned char flags;
197#define TC_RED_ECN 1
198#define TC_RED_HARDDROP 2
199};
200
201struct tc_red_xstats {
202 __u32 early;
203 __u32 pdrop;
204 __u32 other;
205 __u32 marked;
206};
207
208
209
210#define MAX_DPs 16
211
212enum {
213 TCA_GRED_UNSPEC,
214 TCA_GRED_PARMS,
215 TCA_GRED_STAB,
216 TCA_GRED_DPS,
217 __TCA_GRED_MAX,
218};
219
220#define TCA_GRED_MAX (__TCA_GRED_MAX - 1)
221
222struct tc_gred_qopt {
223 __u32 limit;
224 __u32 qth_min;
225 __u32 qth_max;
226 __u32 DP;
227 __u32 backlog;
228 __u32 qave;
229 __u32 forced;
230 __u32 early;
231 __u32 other;
232 __u32 pdrop;
233 __u8 Wlog;
234 __u8 Plog;
235 __u8 Scell_log;
236 __u8 prio;
237 __u32 packets;
238 __u32 bytesin;
239};
240
241
242struct tc_gred_sopt {
243 __u32 DPs;
244 __u32 def_DP;
245 __u8 grio;
246 __u8 flags;
247 __u16 pad1;
248};
249
250
251
252enum {
253 TCA_CHOKE_UNSPEC,
254 TCA_CHOKE_PARMS,
255 TCA_CHOKE_STAB,
256 __TCA_CHOKE_MAX,
257};
258
259#define TCA_CHOKE_MAX (__TCA_CHOKE_MAX - 1)
260
261struct tc_choke_qopt {
262 __u32 limit;
263 __u32 qth_min;
264 __u32 qth_max;
265 unsigned char Wlog;
266 unsigned char Plog;
267 unsigned char Scell_log;
268 unsigned char flags;
269};
270
271struct tc_choke_xstats {
272 __u32 early;
273 __u32 pdrop;
274 __u32 other;
275 __u32 marked;
276 __u32 matched;
277};
278
279
280#define TC_HTB_NUMPRIO 8
281#define TC_HTB_MAXDEPTH 8
282#define TC_HTB_PROTOVER 3
283
284struct tc_htb_opt {
285 struct tc_ratespec rate;
286 struct tc_ratespec ceil;
287 __u32 buffer;
288 __u32 cbuffer;
289 __u32 quantum;
290 __u32 level;
291 __u32 prio;
292};
293struct tc_htb_glob {
294 __u32 version;
295 __u32 rate2quantum;
296 __u32 defcls;
297 __u32 debug;
298
299
300 __u32 direct_pkts;
301};
302enum {
303 TCA_HTB_UNSPEC,
304 TCA_HTB_PARMS,
305 TCA_HTB_INIT,
306 TCA_HTB_CTAB,
307 TCA_HTB_RTAB,
308 __TCA_HTB_MAX,
309};
310
311#define TCA_HTB_MAX (__TCA_HTB_MAX - 1)
312
313struct tc_htb_xstats {
314 __u32 lends;
315 __u32 borrows;
316 __u32 giants;
317 __u32 tokens;
318 __u32 ctokens;
319};
320
321
322
323struct tc_hfsc_qopt {
324 __u16 defcls;
325};
326
327struct tc_service_curve {
328 __u32 m1;
329 __u32 d;
330 __u32 m2;
331};
332
333struct tc_hfsc_stats {
334 __u64 work;
335 __u64 rtwork;
336 __u32 period;
337 __u32 level;
338};
339
340enum {
341 TCA_HFSC_UNSPEC,
342 TCA_HFSC_RSC,
343 TCA_HFSC_FSC,
344 TCA_HFSC_USC,
345 __TCA_HFSC_MAX,
346};
347
348#define TCA_HFSC_MAX (__TCA_HFSC_MAX - 1)
349
350
351
352
353#define TC_CBQ_MAXPRIO 8
354#define TC_CBQ_MAXLEVEL 8
355#define TC_CBQ_DEF_EWMA 5
356
357struct tc_cbq_lssopt {
358 unsigned char change;
359 unsigned char flags;
360#define TCF_CBQ_LSS_BOUNDED 1
361#define TCF_CBQ_LSS_ISOLATED 2
362 unsigned char ewma_log;
363 unsigned char level;
364#define TCF_CBQ_LSS_FLAGS 1
365#define TCF_CBQ_LSS_EWMA 2
366#define TCF_CBQ_LSS_MAXIDLE 4
367#define TCF_CBQ_LSS_MINIDLE 8
368#define TCF_CBQ_LSS_OFFTIME 0x10
369#define TCF_CBQ_LSS_AVPKT 0x20
370 __u32 maxidle;
371 __u32 minidle;
372 __u32 offtime;
373 __u32 avpkt;
374};
375
376struct tc_cbq_wrropt {
377 unsigned char flags;
378 unsigned char priority;
379 unsigned char cpriority;
380 unsigned char __reserved;
381 __u32 allot;
382 __u32 weight;
383};
384
385struct tc_cbq_ovl {
386 unsigned char strategy;
387#define TC_CBQ_OVL_CLASSIC 0
388#define TC_CBQ_OVL_DELAY 1
389#define TC_CBQ_OVL_LOWPRIO 2
390#define TC_CBQ_OVL_DROP 3
391#define TC_CBQ_OVL_RCLASSIC 4
392 unsigned char priority2;
393 __u16 pad;
394 __u32 penalty;
395};
396
397struct tc_cbq_police {
398 unsigned char police;
399 unsigned char __res1;
400 unsigned short __res2;
401};
402
403struct tc_cbq_fopt {
404 __u32 split;
405 __u32 defmap;
406 __u32 defchange;
407};
408
409struct tc_cbq_xstats {
410 __u32 borrows;
411 __u32 overactions;
412 __s32 avgidle;
413 __s32 undertime;
414};
415
416enum {
417 TCA_CBQ_UNSPEC,
418 TCA_CBQ_LSSOPT,
419 TCA_CBQ_WRROPT,
420 TCA_CBQ_FOPT,
421 TCA_CBQ_OVL_STRATEGY,
422 TCA_CBQ_RATE,
423 TCA_CBQ_RTAB,
424 TCA_CBQ_POLICE,
425 __TCA_CBQ_MAX,
426};
427
428#define TCA_CBQ_MAX (__TCA_CBQ_MAX - 1)
429
430
431
432enum {
433 TCA_DSMARK_UNSPEC,
434 TCA_DSMARK_INDICES,
435 TCA_DSMARK_DEFAULT_INDEX,
436 TCA_DSMARK_SET_TC_INDEX,
437 TCA_DSMARK_MASK,
438 TCA_DSMARK_VALUE,
439 __TCA_DSMARK_MAX,
440};
441
442#define TCA_DSMARK_MAX (__TCA_DSMARK_MAX - 1)
443
444
445
446enum {
447 TCA_ATM_UNSPEC,
448 TCA_ATM_FD,
449 TCA_ATM_PTR,
450 TCA_ATM_HDR,
451 TCA_ATM_EXCESS,
452 TCA_ATM_ADDR,
453 TCA_ATM_STATE,
454 __TCA_ATM_MAX,
455};
456
457#define TCA_ATM_MAX (__TCA_ATM_MAX - 1)
458
459
460
461enum {
462 TCA_NETEM_UNSPEC,
463 TCA_NETEM_CORR,
464 TCA_NETEM_DELAY_DIST,
465 TCA_NETEM_REORDER,
466 TCA_NETEM_CORRUPT,
467 TCA_NETEM_LOSS,
468 __TCA_NETEM_MAX,
469};
470
471#define TCA_NETEM_MAX (__TCA_NETEM_MAX - 1)
472
473struct tc_netem_qopt {
474 __u32 latency;
475 __u32 limit;
476 __u32 loss;
477 __u32 gap;
478 __u32 duplicate;
479 __u32 jitter;
480};
481
482struct tc_netem_corr {
483 __u32 delay_corr;
484 __u32 loss_corr;
485 __u32 dup_corr;
486};
487
488struct tc_netem_reorder {
489 __u32 probability;
490 __u32 correlation;
491};
492
493struct tc_netem_corrupt {
494 __u32 probability;
495 __u32 correlation;
496};
497
498enum {
499 NETEM_LOSS_UNSPEC,
500 NETEM_LOSS_GI,
501 NETEM_LOSS_GE,
502 __NETEM_LOSS_MAX
503};
504#define NETEM_LOSS_MAX (__NETEM_LOSS_MAX - 1)
505
506
507struct tc_netem_gimodel {
508 __u32 p13;
509 __u32 p31;
510 __u32 p32;
511 __u32 p14;
512 __u32 p23;
513};
514
515
516struct tc_netem_gemodel {
517 __u32 p;
518 __u32 r;
519 __u32 h;
520 __u32 k1;
521};
522
523#define NETEM_DIST_SCALE 8192
524#define NETEM_DIST_MAX 16384
525
526
527
528enum {
529 TCA_DRR_UNSPEC,
530 TCA_DRR_QUANTUM,
531 __TCA_DRR_MAX
532};
533
534#define TCA_DRR_MAX (__TCA_DRR_MAX - 1)
535
536struct tc_drr_stats {
537 __u32 deficit;
538};
539
540
541#define TC_QOPT_BITMASK 15
542#define TC_QOPT_MAX_QUEUE 16
543
544struct tc_mqprio_qopt {
545 __u8 num_tc;
546 __u8 prio_tc_map[TC_QOPT_BITMASK + 1];
547 __u8 hw;
548 __u16 count[TC_QOPT_MAX_QUEUE];
549 __u16 offset[TC_QOPT_MAX_QUEUE];
550};
551
552
553
554enum {
555 TCA_SFB_UNSPEC,
556 TCA_SFB_PARMS,
557 __TCA_SFB_MAX,
558};
559
560#define TCA_SFB_MAX (__TCA_SFB_MAX - 1)
561
562
563
564
565struct tc_sfb_qopt {
566 __u32 rehash_interval;
567 __u32 warmup_time;
568 __u32 max;
569 __u32 bin_size;
570 __u32 increment;
571 __u32 decrement;
572 __u32 limit;
573 __u32 penalty_rate;
574 __u32 penalty_burst;
575};
576
577struct tc_sfb_xstats {
578 __u32 earlydrop;
579 __u32 penaltydrop;
580 __u32 bucketdrop;
581 __u32 queuedrop;
582 __u32 childdrop;
583 __u32 marked;
584 __u32 maxqlen;
585 __u32 maxprob;
586 __u32 avgprob;
587};
588
589#define SFB_MAX_PROB 0xFFFF
590
591
592enum {
593 TCA_QFQ_UNSPEC,
594 TCA_QFQ_WEIGHT,
595 TCA_QFQ_LMAX,
596 __TCA_QFQ_MAX
597};
598
599#define TCA_QFQ_MAX (__TCA_QFQ_MAX - 1)
600
601struct tc_qfq_stats {
602 __u32 weight;
603 __u32 lmax;
604};
605
606#endif
607