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