1#ifndef __LINUX_PKT_SCHED_H
2#define __LINUX_PKT_SCHED_H
3
4#include <linux/types.h>
5
6
7
8
9
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_RATE64,
175 TCA_TBF_PRATE64,
176 TCA_TBF_BURST,
177 TCA_TBF_PBURST,
178 __TCA_TBF_MAX,
179};
180
181#define TCA_TBF_MAX (__TCA_TBF_MAX - 1)
182
183
184
185
186
187
188
189
190struct tc_sfq_qopt {
191 unsigned quantum;
192 int perturb_period;
193 __u32 limit;
194 unsigned divisor;
195 unsigned flows;
196};
197
198struct tc_sfqred_stats {
199 __u32 prob_drop;
200 __u32 forced_drop;
201 __u32 prob_mark;
202 __u32 forced_mark;
203 __u32 prob_mark_head;
204 __u32 forced_mark_head;
205};
206
207struct tc_sfq_qopt_v1 {
208 struct tc_sfq_qopt v0;
209 unsigned int depth;
210 unsigned int headdrop;
211
212 __u32 limit;
213 __u32 qth_min;
214 __u32 qth_max;
215 unsigned char Wlog;
216 unsigned char Plog;
217 unsigned char Scell_log;
218 unsigned char flags;
219 __u32 max_P;
220
221 struct tc_sfqred_stats stats;
222};
223
224
225struct tc_sfq_xstats {
226 __s32 allot;
227};
228
229
230
231enum {
232 TCA_RED_UNSPEC,
233 TCA_RED_PARMS,
234 TCA_RED_STAB,
235 TCA_RED_MAX_P,
236 __TCA_RED_MAX,
237};
238
239#define TCA_RED_MAX (__TCA_RED_MAX - 1)
240
241struct tc_red_qopt {
242 __u32 limit;
243 __u32 qth_min;
244 __u32 qth_max;
245 unsigned char Wlog;
246 unsigned char Plog;
247 unsigned char Scell_log;
248 unsigned char flags;
249#define TC_RED_ECN 1
250#define TC_RED_HARDDROP 2
251#define TC_RED_ADAPTATIVE 4
252};
253
254struct tc_red_xstats {
255 __u32 early;
256 __u32 pdrop;
257 __u32 other;
258 __u32 marked;
259};
260
261
262
263#define MAX_DPs 16
264
265enum {
266 TCA_GRED_UNSPEC,
267 TCA_GRED_PARMS,
268 TCA_GRED_STAB,
269 TCA_GRED_DPS,
270 TCA_GRED_MAX_P,
271 __TCA_GRED_MAX,
272};
273
274#define TCA_GRED_MAX (__TCA_GRED_MAX - 1)
275
276struct tc_gred_qopt {
277 __u32 limit;
278 __u32 qth_min;
279 __u32 qth_max;
280 __u32 DP;
281 __u32 backlog;
282 __u32 qave;
283 __u32 forced;
284 __u32 early;
285 __u32 other;
286 __u32 pdrop;
287 __u8 Wlog;
288 __u8 Plog;
289 __u8 Scell_log;
290 __u8 prio;
291 __u32 packets;
292 __u32 bytesin;
293};
294
295
296struct tc_gred_sopt {
297 __u32 DPs;
298 __u32 def_DP;
299 __u8 grio;
300 __u8 flags;
301 __u16 pad1;
302};
303
304
305
306enum {
307 TCA_CHOKE_UNSPEC,
308 TCA_CHOKE_PARMS,
309 TCA_CHOKE_STAB,
310 TCA_CHOKE_MAX_P,
311 __TCA_CHOKE_MAX,
312};
313
314#define TCA_CHOKE_MAX (__TCA_CHOKE_MAX - 1)
315
316struct tc_choke_qopt {
317 __u32 limit;
318 __u32 qth_min;
319 __u32 qth_max;
320 unsigned char Wlog;
321 unsigned char Plog;
322 unsigned char Scell_log;
323 unsigned char flags;
324};
325
326struct tc_choke_xstats {
327 __u32 early;
328 __u32 pdrop;
329 __u32 other;
330 __u32 marked;
331 __u32 matched;
332};
333
334
335#define TC_HTB_NUMPRIO 8
336#define TC_HTB_MAXDEPTH 8
337#define TC_HTB_PROTOVER 3
338
339struct tc_htb_opt {
340 struct tc_ratespec rate;
341 struct tc_ratespec ceil;
342 __u32 buffer;
343 __u32 cbuffer;
344 __u32 quantum;
345 __u32 level;
346 __u32 prio;
347};
348struct tc_htb_glob {
349 __u32 version;
350 __u32 rate2quantum;
351 __u32 defcls;
352 __u32 debug;
353
354
355 __u32 direct_pkts;
356};
357enum {
358 TCA_HTB_UNSPEC,
359 TCA_HTB_PARMS,
360 TCA_HTB_INIT,
361 TCA_HTB_CTAB,
362 TCA_HTB_RTAB,
363 TCA_HTB_DIRECT_QLEN,
364 TCA_HTB_RATE64,
365 TCA_HTB_CEIL64,
366 __TCA_HTB_MAX,
367};
368
369#define TCA_HTB_MAX (__TCA_HTB_MAX - 1)
370
371struct tc_htb_xstats {
372 __u32 lends;
373 __u32 borrows;
374 __u32 giants;
375 __u32 tokens;
376 __u32 ctokens;
377};
378
379
380
381struct tc_hfsc_qopt {
382 __u16 defcls;
383};
384
385struct tc_service_curve {
386 __u32 m1;
387 __u32 d;
388 __u32 m2;
389};
390
391struct tc_hfsc_stats {
392 __u64 work;
393 __u64 rtwork;
394 __u32 period;
395 __u32 level;
396};
397
398enum {
399 TCA_HFSC_UNSPEC,
400 TCA_HFSC_RSC,
401 TCA_HFSC_FSC,
402 TCA_HFSC_USC,
403 __TCA_HFSC_MAX,
404};
405
406#define TCA_HFSC_MAX (__TCA_HFSC_MAX - 1)
407
408
409
410
411#define TC_CBQ_MAXPRIO 8
412#define TC_CBQ_MAXLEVEL 8
413#define TC_CBQ_DEF_EWMA 5
414
415struct tc_cbq_lssopt {
416 unsigned char change;
417 unsigned char flags;
418#define TCF_CBQ_LSS_BOUNDED 1
419#define TCF_CBQ_LSS_ISOLATED 2
420 unsigned char ewma_log;
421 unsigned char level;
422#define TCF_CBQ_LSS_FLAGS 1
423#define TCF_CBQ_LSS_EWMA 2
424#define TCF_CBQ_LSS_MAXIDLE 4
425#define TCF_CBQ_LSS_MINIDLE 8
426#define TCF_CBQ_LSS_OFFTIME 0x10
427#define TCF_CBQ_LSS_AVPKT 0x20
428 __u32 maxidle;
429 __u32 minidle;
430 __u32 offtime;
431 __u32 avpkt;
432};
433
434struct tc_cbq_wrropt {
435 unsigned char flags;
436 unsigned char priority;
437 unsigned char cpriority;
438 unsigned char __reserved;
439 __u32 allot;
440 __u32 weight;
441};
442
443struct tc_cbq_ovl {
444 unsigned char strategy;
445#define TC_CBQ_OVL_CLASSIC 0
446#define TC_CBQ_OVL_DELAY 1
447#define TC_CBQ_OVL_LOWPRIO 2
448#define TC_CBQ_OVL_DROP 3
449#define TC_CBQ_OVL_RCLASSIC 4
450 unsigned char priority2;
451 __u16 pad;
452 __u32 penalty;
453};
454
455struct tc_cbq_police {
456 unsigned char police;
457 unsigned char __res1;
458 unsigned short __res2;
459};
460
461struct tc_cbq_fopt {
462 __u32 split;
463 __u32 defmap;
464 __u32 defchange;
465};
466
467struct tc_cbq_xstats {
468 __u32 borrows;
469 __u32 overactions;
470 __s32 avgidle;
471 __s32 undertime;
472};
473
474enum {
475 TCA_CBQ_UNSPEC,
476 TCA_CBQ_LSSOPT,
477 TCA_CBQ_WRROPT,
478 TCA_CBQ_FOPT,
479 TCA_CBQ_OVL_STRATEGY,
480 TCA_CBQ_RATE,
481 TCA_CBQ_RTAB,
482 TCA_CBQ_POLICE,
483 __TCA_CBQ_MAX,
484};
485
486#define TCA_CBQ_MAX (__TCA_CBQ_MAX - 1)
487
488
489
490enum {
491 TCA_DSMARK_UNSPEC,
492 TCA_DSMARK_INDICES,
493 TCA_DSMARK_DEFAULT_INDEX,
494 TCA_DSMARK_SET_TC_INDEX,
495 TCA_DSMARK_MASK,
496 TCA_DSMARK_VALUE,
497 __TCA_DSMARK_MAX,
498};
499
500#define TCA_DSMARK_MAX (__TCA_DSMARK_MAX - 1)
501
502
503
504enum {
505 TCA_ATM_UNSPEC,
506 TCA_ATM_FD,
507 TCA_ATM_PTR,
508 TCA_ATM_HDR,
509 TCA_ATM_EXCESS,
510 TCA_ATM_ADDR,
511 TCA_ATM_STATE,
512 __TCA_ATM_MAX,
513};
514
515#define TCA_ATM_MAX (__TCA_ATM_MAX - 1)
516
517
518
519enum {
520 TCA_NETEM_UNSPEC,
521 TCA_NETEM_CORR,
522 TCA_NETEM_DELAY_DIST,
523 TCA_NETEM_REORDER,
524 TCA_NETEM_CORRUPT,
525 TCA_NETEM_LOSS,
526 TCA_NETEM_RATE,
527 TCA_NETEM_ECN,
528 TCA_NETEM_RATE64,
529 __TCA_NETEM_MAX,
530};
531
532#define TCA_NETEM_MAX (__TCA_NETEM_MAX - 1)
533
534struct tc_netem_qopt {
535 __u32 latency;
536 __u32 limit;
537 __u32 loss;
538 __u32 gap;
539 __u32 duplicate;
540 __u32 jitter;
541};
542
543struct tc_netem_corr {
544 __u32 delay_corr;
545 __u32 loss_corr;
546 __u32 dup_corr;
547};
548
549struct tc_netem_reorder {
550 __u32 probability;
551 __u32 correlation;
552};
553
554struct tc_netem_corrupt {
555 __u32 probability;
556 __u32 correlation;
557};
558
559struct tc_netem_rate {
560 __u32 rate;
561 __s32 packet_overhead;
562 __u32 cell_size;
563 __s32 cell_overhead;
564};
565
566enum {
567 NETEM_LOSS_UNSPEC,
568 NETEM_LOSS_GI,
569 NETEM_LOSS_GE,
570 __NETEM_LOSS_MAX
571};
572#define NETEM_LOSS_MAX (__NETEM_LOSS_MAX - 1)
573
574
575struct tc_netem_gimodel {
576 __u32 p13;
577 __u32 p31;
578 __u32 p32;
579 __u32 p14;
580 __u32 p23;
581};
582
583
584struct tc_netem_gemodel {
585 __u32 p;
586 __u32 r;
587 __u32 h;
588 __u32 k1;
589};
590
591#define NETEM_DIST_SCALE 8192
592#define NETEM_DIST_MAX 16384
593
594
595
596enum {
597 TCA_DRR_UNSPEC,
598 TCA_DRR_QUANTUM,
599 __TCA_DRR_MAX
600};
601
602#define TCA_DRR_MAX (__TCA_DRR_MAX - 1)
603
604struct tc_drr_stats {
605 __u32 deficit;
606};
607
608
609#define TC_QOPT_BITMASK 15
610#define TC_QOPT_MAX_QUEUE 16
611
612struct tc_mqprio_qopt {
613 __u8 num_tc;
614 __u8 prio_tc_map[TC_QOPT_BITMASK + 1];
615 __u8 hw;
616 __u16 count[TC_QOPT_MAX_QUEUE];
617 __u16 offset[TC_QOPT_MAX_QUEUE];
618};
619
620
621
622enum {
623 TCA_SFB_UNSPEC,
624 TCA_SFB_PARMS,
625 __TCA_SFB_MAX,
626};
627
628#define TCA_SFB_MAX (__TCA_SFB_MAX - 1)
629
630
631
632
633struct tc_sfb_qopt {
634 __u32 rehash_interval;
635 __u32 warmup_time;
636 __u32 max;
637 __u32 bin_size;
638 __u32 increment;
639 __u32 decrement;
640 __u32 limit;
641 __u32 penalty_rate;
642 __u32 penalty_burst;
643};
644
645struct tc_sfb_xstats {
646 __u32 earlydrop;
647 __u32 penaltydrop;
648 __u32 bucketdrop;
649 __u32 queuedrop;
650 __u32 childdrop;
651 __u32 marked;
652 __u32 maxqlen;
653 __u32 maxprob;
654 __u32 avgprob;
655};
656
657#define SFB_MAX_PROB 0xFFFF
658
659
660enum {
661 TCA_QFQ_UNSPEC,
662 TCA_QFQ_WEIGHT,
663 TCA_QFQ_LMAX,
664 __TCA_QFQ_MAX
665};
666
667#define TCA_QFQ_MAX (__TCA_QFQ_MAX - 1)
668
669struct tc_qfq_stats {
670 __u32 weight;
671 __u32 lmax;
672};
673
674
675
676enum {
677 TCA_CODEL_UNSPEC,
678 TCA_CODEL_TARGET,
679 TCA_CODEL_LIMIT,
680 TCA_CODEL_INTERVAL,
681 TCA_CODEL_ECN,
682 __TCA_CODEL_MAX
683};
684
685#define TCA_CODEL_MAX (__TCA_CODEL_MAX - 1)
686
687struct tc_codel_xstats {
688 __u32 maxpacket;
689 __u32 count;
690
691
692 __u32 lastcount;
693 __u32 ldelay;
694 __s32 drop_next;
695 __u32 drop_overlimit;
696 __u32 ecn_mark;
697 __u32 dropping;
698};
699
700
701
702enum {
703 TCA_FQ_CODEL_UNSPEC,
704 TCA_FQ_CODEL_TARGET,
705 TCA_FQ_CODEL_LIMIT,
706 TCA_FQ_CODEL_INTERVAL,
707 TCA_FQ_CODEL_ECN,
708 TCA_FQ_CODEL_FLOWS,
709 TCA_FQ_CODEL_QUANTUM,
710 __TCA_FQ_CODEL_MAX
711};
712
713#define TCA_FQ_CODEL_MAX (__TCA_FQ_CODEL_MAX - 1)
714
715enum {
716 TCA_FQ_CODEL_XSTATS_QDISC,
717 TCA_FQ_CODEL_XSTATS_CLASS,
718};
719
720struct tc_fq_codel_qd_stats {
721 __u32 maxpacket;
722 __u32 drop_overlimit;
723
724
725 __u32 ecn_mark;
726
727
728 __u32 new_flow_count;
729
730
731 __u32 new_flows_len;
732 __u32 old_flows_len;
733};
734
735struct tc_fq_codel_cl_stats {
736 __s32 deficit;
737 __u32 ldelay;
738
739
740 __u32 count;
741 __u32 lastcount;
742 __u32 dropping;
743 __s32 drop_next;
744};
745
746struct tc_fq_codel_xstats {
747 __u32 type;
748 union {
749 struct tc_fq_codel_qd_stats qdisc_stats;
750 struct tc_fq_codel_cl_stats class_stats;
751 };
752};
753
754
755
756enum {
757 TCA_FQ_UNSPEC,
758
759 TCA_FQ_PLIMIT,
760
761 TCA_FQ_FLOW_PLIMIT,
762
763 TCA_FQ_QUANTUM,
764
765 TCA_FQ_INITIAL_QUANTUM,
766
767 TCA_FQ_RATE_ENABLE,
768
769 TCA_FQ_FLOW_DEFAULT_RATE,
770
771 TCA_FQ_FLOW_MAX_RATE,
772
773 TCA_FQ_BUCKETS_LOG,
774
775 TCA_FQ_FLOW_REFILL_DELAY,
776
777 TCA_FQ_ORPHAN_MASK,
778
779 __TCA_FQ_MAX
780};
781
782#define TCA_FQ_MAX (__TCA_FQ_MAX - 1)
783
784struct tc_fq_qd_stats {
785 __u64 gc_flows;
786 __u64 highprio_packets;
787 __u64 tcp_retrans;
788 __u64 throttled;
789 __u64 flows_plimit;
790 __u64 pkts_too_long;
791 __u64 allocation_errors;
792 __s64 time_next_delayed_flow;
793 __u32 flows;
794 __u32 inactive_flows;
795 __u32 throttled_flows;
796 __u32 pad;
797};
798
799
800
801enum {
802 TCA_HHF_UNSPEC,
803 TCA_HHF_BACKLOG_LIMIT,
804 TCA_HHF_QUANTUM,
805 TCA_HHF_HH_FLOWS_LIMIT,
806 TCA_HHF_RESET_TIMEOUT,
807 TCA_HHF_ADMIT_BYTES,
808 TCA_HHF_EVICT_TIMEOUT,
809 TCA_HHF_NON_HH_WEIGHT,
810 __TCA_HHF_MAX
811};
812
813#define TCA_HHF_MAX (__TCA_HHF_MAX - 1)
814
815struct tc_hhf_xstats {
816 __u32 drop_overlimit;
817
818
819 __u32 hh_overlimit;
820 __u32 hh_tot_count;
821 __u32 hh_cur_count;
822};
823
824
825enum {
826 TCA_PIE_UNSPEC,
827 TCA_PIE_TARGET,
828 TCA_PIE_LIMIT,
829 TCA_PIE_TUPDATE,
830 TCA_PIE_ALPHA,
831 TCA_PIE_BETA,
832 TCA_PIE_ECN,
833 TCA_PIE_BYTEMODE,
834 __TCA_PIE_MAX
835};
836#define TCA_PIE_MAX (__TCA_PIE_MAX - 1)
837
838struct tc_pie_xstats {
839 __u32 prob;
840 __u32 delay;
841 __u32 avg_dq_rate;
842 __u32 packets_in;
843 __u32 dropped;
844 __u32 overlimit;
845 __u32 maxq;
846 __u32 ecn_mark;
847};
848#endif
849