1#ifndef __LINUX_PKT_SCHED_H
2#define __LINUX_PKT_SCHED_H
3
4#include <linux/types.h>
5
6
7
8
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10
11
12
13
14
15
16
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
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
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
76
77enum tc_link_layer {
78 TC_LINKLAYER_UNAWARE,
79 TC_LINKLAYER_ETHERNET,
80 TC_LINKLAYER_ATM,
81};
82#define TC_LINKLAYER_MASK 0x0F
83
84struct tc_ratespec {
85 unsigned char cell_log;
86 __u8 linklayer;
87 unsigned short overhead;
88 short cell_align;
89 unsigned short mpu;
90 __u32 rate;
91};
92
93#define TC_RTAB_SIZE 1024
94
95struct tc_sizespec {
96 unsigned char cell_log;
97 unsigned char size_log;
98 short cell_align;
99 int overhead;
100 unsigned int linklayer;
101 unsigned int mpu;
102 unsigned int mtu;
103 unsigned int tsize;
104};
105
106enum {
107 TCA_STAB_UNSPEC,
108 TCA_STAB_BASE,
109 TCA_STAB_DATA,
110 __TCA_STAB_MAX
111};
112
113#define TCA_STAB_MAX (__TCA_STAB_MAX - 1)
114
115
116
117struct tc_fifo_qopt {
118 __u32 limit;
119};
120
121
122
123#define TCQ_PRIO_BANDS 16
124#define TCQ_MIN_PRIO_BANDS 2
125
126struct tc_prio_qopt {
127 int bands;
128 __u8 priomap[TC_PRIO_MAX+1];
129};
130
131
132
133struct tc_multiq_qopt {
134 __u16 bands;
135 __u16 max_bands;
136};
137
138
139
140#define TCQ_PLUG_BUFFER 0
141#define TCQ_PLUG_RELEASE_ONE 1
142#define TCQ_PLUG_RELEASE_INDEFINITE 2
143#define TCQ_PLUG_LIMIT 3
144
145struct tc_plug_qopt {
146
147
148
149
150
151
152
153
154
155 int action;
156 __u32 limit;
157};
158
159
160
161struct tc_tbf_qopt {
162 struct tc_ratespec rate;
163 struct tc_ratespec peakrate;
164 __u32 limit;
165 __u32 buffer;
166 __u32 mtu;
167};
168
169enum {
170 TCA_TBF_UNSPEC,
171 TCA_TBF_PARMS,
172 TCA_TBF_RTAB,
173 TCA_TBF_PTAB,
174 __TCA_TBF_MAX,
175};
176
177#define TCA_TBF_MAX (__TCA_TBF_MAX - 1)
178
179
180
181
182
183
184
185
186struct tc_sfq_qopt {
187 unsigned quantum;
188 int perturb_period;
189 __u32 limit;
190 unsigned divisor;
191 unsigned flows;
192};
193
194struct tc_sfqred_stats {
195 __u32 prob_drop;
196 __u32 forced_drop;
197 __u32 prob_mark;
198 __u32 forced_mark;
199 __u32 prob_mark_head;
200 __u32 forced_mark_head;
201};
202
203struct tc_sfq_qopt_v1 {
204 struct tc_sfq_qopt v0;
205 unsigned int depth;
206 unsigned int headdrop;
207
208 __u32 limit;
209 __u32 qth_min;
210 __u32 qth_max;
211 unsigned char Wlog;
212 unsigned char Plog;
213 unsigned char Scell_log;
214 unsigned char flags;
215 __u32 max_P;
216
217 struct tc_sfqred_stats stats;
218};
219
220
221struct tc_sfq_xstats {
222 __s32 allot;
223};
224
225
226
227enum {
228 TCA_RED_UNSPEC,
229 TCA_RED_PARMS,
230 TCA_RED_STAB,
231 TCA_RED_MAX_P,
232 __TCA_RED_MAX,
233};
234
235#define TCA_RED_MAX (__TCA_RED_MAX - 1)
236
237struct tc_red_qopt {
238 __u32 limit;
239 __u32 qth_min;
240 __u32 qth_max;
241 unsigned char Wlog;
242 unsigned char Plog;
243 unsigned char Scell_log;
244 unsigned char flags;
245#define TC_RED_ECN 1
246#define TC_RED_HARDDROP 2
247#define TC_RED_ADAPTATIVE 4
248};
249
250struct tc_red_xstats {
251 __u32 early;
252 __u32 pdrop;
253 __u32 other;
254 __u32 marked;
255};
256
257
258
259#define MAX_DPs 16
260
261enum {
262 TCA_GRED_UNSPEC,
263 TCA_GRED_PARMS,
264 TCA_GRED_STAB,
265 TCA_GRED_DPS,
266 TCA_GRED_MAX_P,
267 __TCA_GRED_MAX,
268};
269
270#define TCA_GRED_MAX (__TCA_GRED_MAX - 1)
271
272struct tc_gred_qopt {
273 __u32 limit;
274 __u32 qth_min;
275 __u32 qth_max;
276 __u32 DP;
277 __u32 backlog;
278 __u32 qave;
279 __u32 forced;
280 __u32 early;
281 __u32 other;
282 __u32 pdrop;
283 __u8 Wlog;
284 __u8 Plog;
285 __u8 Scell_log;
286 __u8 prio;
287 __u32 packets;
288 __u32 bytesin;
289};
290
291
292struct tc_gred_sopt {
293 __u32 DPs;
294 __u32 def_DP;
295 __u8 grio;
296 __u8 flags;
297 __u16 pad1;
298};
299
300
301
302enum {
303 TCA_CHOKE_UNSPEC,
304 TCA_CHOKE_PARMS,
305 TCA_CHOKE_STAB,
306 TCA_CHOKE_MAX_P,
307 __TCA_CHOKE_MAX,
308};
309
310#define TCA_CHOKE_MAX (__TCA_CHOKE_MAX - 1)
311
312struct tc_choke_qopt {
313 __u32 limit;
314 __u32 qth_min;
315 __u32 qth_max;
316 unsigned char Wlog;
317 unsigned char Plog;
318 unsigned char Scell_log;
319 unsigned char flags;
320};
321
322struct tc_choke_xstats {
323 __u32 early;
324 __u32 pdrop;
325 __u32 other;
326 __u32 marked;
327 __u32 matched;
328};
329
330
331#define TC_HTB_NUMPRIO 8
332#define TC_HTB_MAXDEPTH 8
333#define TC_HTB_PROTOVER 3
334
335struct tc_htb_opt {
336 struct tc_ratespec rate;
337 struct tc_ratespec ceil;
338 __u32 buffer;
339 __u32 cbuffer;
340 __u32 quantum;
341 __u32 level;
342 __u32 prio;
343};
344struct tc_htb_glob {
345 __u32 version;
346 __u32 rate2quantum;
347 __u32 defcls;
348 __u32 debug;
349
350
351 __u32 direct_pkts;
352};
353enum {
354 TCA_HTB_UNSPEC,
355 TCA_HTB_PARMS,
356 TCA_HTB_INIT,
357 TCA_HTB_CTAB,
358 TCA_HTB_RTAB,
359 TCA_HTB_DIRECT_QLEN,
360 __TCA_HTB_MAX,
361};
362
363#define TCA_HTB_MAX (__TCA_HTB_MAX - 1)
364
365struct tc_htb_xstats {
366 __u32 lends;
367 __u32 borrows;
368 __u32 giants;
369 __u32 tokens;
370 __u32 ctokens;
371};
372
373
374
375struct tc_hfsc_qopt {
376 __u16 defcls;
377};
378
379struct tc_service_curve {
380 __u32 m1;
381 __u32 d;
382 __u32 m2;
383};
384
385struct tc_hfsc_stats {
386 __u64 work;
387 __u64 rtwork;
388 __u32 period;
389 __u32 level;
390};
391
392enum {
393 TCA_HFSC_UNSPEC,
394 TCA_HFSC_RSC,
395 TCA_HFSC_FSC,
396 TCA_HFSC_USC,
397 __TCA_HFSC_MAX,
398};
399
400#define TCA_HFSC_MAX (__TCA_HFSC_MAX - 1)
401
402
403
404
405#define TC_CBQ_MAXPRIO 8
406#define TC_CBQ_MAXLEVEL 8
407#define TC_CBQ_DEF_EWMA 5
408
409struct tc_cbq_lssopt {
410 unsigned char change;
411 unsigned char flags;
412#define TCF_CBQ_LSS_BOUNDED 1
413#define TCF_CBQ_LSS_ISOLATED 2
414 unsigned char ewma_log;
415 unsigned char level;
416#define TCF_CBQ_LSS_FLAGS 1
417#define TCF_CBQ_LSS_EWMA 2
418#define TCF_CBQ_LSS_MAXIDLE 4
419#define TCF_CBQ_LSS_MINIDLE 8
420#define TCF_CBQ_LSS_OFFTIME 0x10
421#define TCF_CBQ_LSS_AVPKT 0x20
422 __u32 maxidle;
423 __u32 minidle;
424 __u32 offtime;
425 __u32 avpkt;
426};
427
428struct tc_cbq_wrropt {
429 unsigned char flags;
430 unsigned char priority;
431 unsigned char cpriority;
432 unsigned char __reserved;
433 __u32 allot;
434 __u32 weight;
435};
436
437struct tc_cbq_ovl {
438 unsigned char strategy;
439#define TC_CBQ_OVL_CLASSIC 0
440#define TC_CBQ_OVL_DELAY 1
441#define TC_CBQ_OVL_LOWPRIO 2
442#define TC_CBQ_OVL_DROP 3
443#define TC_CBQ_OVL_RCLASSIC 4
444 unsigned char priority2;
445 __u16 pad;
446 __u32 penalty;
447};
448
449struct tc_cbq_police {
450 unsigned char police;
451 unsigned char __res1;
452 unsigned short __res2;
453};
454
455struct tc_cbq_fopt {
456 __u32 split;
457 __u32 defmap;
458 __u32 defchange;
459};
460
461struct tc_cbq_xstats {
462 __u32 borrows;
463 __u32 overactions;
464 __s32 avgidle;
465 __s32 undertime;
466};
467
468enum {
469 TCA_CBQ_UNSPEC,
470 TCA_CBQ_LSSOPT,
471 TCA_CBQ_WRROPT,
472 TCA_CBQ_FOPT,
473 TCA_CBQ_OVL_STRATEGY,
474 TCA_CBQ_RATE,
475 TCA_CBQ_RTAB,
476 TCA_CBQ_POLICE,
477 __TCA_CBQ_MAX,
478};
479
480#define TCA_CBQ_MAX (__TCA_CBQ_MAX - 1)
481
482
483
484enum {
485 TCA_DSMARK_UNSPEC,
486 TCA_DSMARK_INDICES,
487 TCA_DSMARK_DEFAULT_INDEX,
488 TCA_DSMARK_SET_TC_INDEX,
489 TCA_DSMARK_MASK,
490 TCA_DSMARK_VALUE,
491 __TCA_DSMARK_MAX,
492};
493
494#define TCA_DSMARK_MAX (__TCA_DSMARK_MAX - 1)
495
496
497
498enum {
499 TCA_ATM_UNSPEC,
500 TCA_ATM_FD,
501 TCA_ATM_PTR,
502 TCA_ATM_HDR,
503 TCA_ATM_EXCESS,
504 TCA_ATM_ADDR,
505 TCA_ATM_STATE,
506 __TCA_ATM_MAX,
507};
508
509#define TCA_ATM_MAX (__TCA_ATM_MAX - 1)
510
511
512
513enum {
514 TCA_NETEM_UNSPEC,
515 TCA_NETEM_CORR,
516 TCA_NETEM_DELAY_DIST,
517 TCA_NETEM_REORDER,
518 TCA_NETEM_CORRUPT,
519 TCA_NETEM_LOSS,
520 TCA_NETEM_RATE,
521 TCA_NETEM_ECN,
522 __TCA_NETEM_MAX,
523};
524
525#define TCA_NETEM_MAX (__TCA_NETEM_MAX - 1)
526
527struct tc_netem_qopt {
528 __u32 latency;
529 __u32 limit;
530 __u32 loss;
531 __u32 gap;
532 __u32 duplicate;
533 __u32 jitter;
534};
535
536struct tc_netem_corr {
537 __u32 delay_corr;
538 __u32 loss_corr;
539 __u32 dup_corr;
540};
541
542struct tc_netem_reorder {
543 __u32 probability;
544 __u32 correlation;
545};
546
547struct tc_netem_corrupt {
548 __u32 probability;
549 __u32 correlation;
550};
551
552struct tc_netem_rate {
553 __u32 rate;
554 __s32 packet_overhead;
555 __u32 cell_size;
556 __s32 cell_overhead;
557};
558
559enum {
560 NETEM_LOSS_UNSPEC,
561 NETEM_LOSS_GI,
562 NETEM_LOSS_GE,
563 __NETEM_LOSS_MAX
564};
565#define NETEM_LOSS_MAX (__NETEM_LOSS_MAX - 1)
566
567
568struct tc_netem_gimodel {
569 __u32 p13;
570 __u32 p31;
571 __u32 p32;
572 __u32 p14;
573 __u32 p23;
574};
575
576
577struct tc_netem_gemodel {
578 __u32 p;
579 __u32 r;
580 __u32 h;
581 __u32 k1;
582};
583
584#define NETEM_DIST_SCALE 8192
585#define NETEM_DIST_MAX 16384
586
587
588
589enum {
590 TCA_DRR_UNSPEC,
591 TCA_DRR_QUANTUM,
592 __TCA_DRR_MAX
593};
594
595#define TCA_DRR_MAX (__TCA_DRR_MAX - 1)
596
597struct tc_drr_stats {
598 __u32 deficit;
599};
600
601
602#define TC_QOPT_BITMASK 15
603#define TC_QOPT_MAX_QUEUE 16
604
605struct tc_mqprio_qopt {
606 __u8 num_tc;
607 __u8 prio_tc_map[TC_QOPT_BITMASK + 1];
608 __u8 hw;
609 __u16 count[TC_QOPT_MAX_QUEUE];
610 __u16 offset[TC_QOPT_MAX_QUEUE];
611};
612
613
614
615enum {
616 TCA_SFB_UNSPEC,
617 TCA_SFB_PARMS,
618 __TCA_SFB_MAX,
619};
620
621#define TCA_SFB_MAX (__TCA_SFB_MAX - 1)
622
623
624
625
626struct tc_sfb_qopt {
627 __u32 rehash_interval;
628 __u32 warmup_time;
629 __u32 max;
630 __u32 bin_size;
631 __u32 increment;
632 __u32 decrement;
633 __u32 limit;
634 __u32 penalty_rate;
635 __u32 penalty_burst;
636};
637
638struct tc_sfb_xstats {
639 __u32 earlydrop;
640 __u32 penaltydrop;
641 __u32 bucketdrop;
642 __u32 queuedrop;
643 __u32 childdrop;
644 __u32 marked;
645 __u32 maxqlen;
646 __u32 maxprob;
647 __u32 avgprob;
648};
649
650#define SFB_MAX_PROB 0xFFFF
651
652
653enum {
654 TCA_QFQ_UNSPEC,
655 TCA_QFQ_WEIGHT,
656 TCA_QFQ_LMAX,
657 __TCA_QFQ_MAX
658};
659
660#define TCA_QFQ_MAX (__TCA_QFQ_MAX - 1)
661
662struct tc_qfq_stats {
663 __u32 weight;
664 __u32 lmax;
665};
666
667
668
669enum {
670 TCA_CODEL_UNSPEC,
671 TCA_CODEL_TARGET,
672 TCA_CODEL_LIMIT,
673 TCA_CODEL_INTERVAL,
674 TCA_CODEL_ECN,
675 __TCA_CODEL_MAX
676};
677
678#define TCA_CODEL_MAX (__TCA_CODEL_MAX - 1)
679
680struct tc_codel_xstats {
681 __u32 maxpacket;
682 __u32 count;
683
684
685 __u32 lastcount;
686 __u32 ldelay;
687 __s32 drop_next;
688 __u32 drop_overlimit;
689 __u32 ecn_mark;
690 __u32 dropping;
691};
692
693
694
695enum {
696 TCA_FQ_CODEL_UNSPEC,
697 TCA_FQ_CODEL_TARGET,
698 TCA_FQ_CODEL_LIMIT,
699 TCA_FQ_CODEL_INTERVAL,
700 TCA_FQ_CODEL_ECN,
701 TCA_FQ_CODEL_FLOWS,
702 TCA_FQ_CODEL_QUANTUM,
703 __TCA_FQ_CODEL_MAX
704};
705
706#define TCA_FQ_CODEL_MAX (__TCA_FQ_CODEL_MAX - 1)
707
708enum {
709 TCA_FQ_CODEL_XSTATS_QDISC,
710 TCA_FQ_CODEL_XSTATS_CLASS,
711};
712
713struct tc_fq_codel_qd_stats {
714 __u32 maxpacket;
715 __u32 drop_overlimit;
716
717
718 __u32 ecn_mark;
719
720
721 __u32 new_flow_count;
722
723
724 __u32 new_flows_len;
725 __u32 old_flows_len;
726};
727
728struct tc_fq_codel_cl_stats {
729 __s32 deficit;
730 __u32 ldelay;
731
732
733 __u32 count;
734 __u32 lastcount;
735 __u32 dropping;
736 __s32 drop_next;
737};
738
739struct tc_fq_codel_xstats {
740 __u32 type;
741 union {
742 struct tc_fq_codel_qd_stats qdisc_stats;
743 struct tc_fq_codel_cl_stats class_stats;
744 };
745};
746
747#endif
748