pkt_sched.h revision 96c1db7b9d601c31d103389cac074a6cce0d7633 
1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ***   To edit the content of this header, modify the corresponding
11 ***   source file (e.g. under external/kernel-headers/original/) then
12 ***   run bionic/libc/kernel/tools/update_all.py
13 ***
14 ***   Any manual change here will be lost the next time this script will
15 ***   be run. You've been warned!
16 ***
17 ****************************************************************************
18 ****************************************************************************/
19#ifndef __LINUX_PKT_SCHED_H
20#define __LINUX_PKT_SCHED_H
21#include <linux/types.h>
22#define TC_PRIO_BESTEFFORT 0
23#define TC_PRIO_FILLER 1
24#define TC_PRIO_BULK 2
25#define TC_PRIO_INTERACTIVE_BULK 4
26#define TC_PRIO_INTERACTIVE 6
27#define TC_PRIO_CONTROL 7
28#define TC_PRIO_MAX 15
29struct tc_stats {
30  __u64 bytes;
31  __u32 packets;
32  __u32 drops;
33  __u32 overlimits;
34  __u32 bps;
35  __u32 pps;
36  __u32 qlen;
37  __u32 backlog;
38};
39struct tc_estimator {
40  signed char interval;
41  unsigned char ewma_log;
42};
43#define TC_H_MAJ_MASK (0xFFFF0000U)
44#define TC_H_MIN_MASK (0x0000FFFFU)
45#define TC_H_MAJ(h) ((h) & TC_H_MAJ_MASK)
46#define TC_H_MIN(h) ((h) & TC_H_MIN_MASK)
47#define TC_H_MAKE(maj,min) (((maj) & TC_H_MAJ_MASK) | ((min) & TC_H_MIN_MASK))
48#define TC_H_UNSPEC (0U)
49#define TC_H_ROOT (0xFFFFFFFFU)
50#define TC_H_INGRESS (0xFFFFFFF1U)
51#define TC_H_CLSACT TC_H_INGRESS
52#define TC_H_MIN_INGRESS 0xFFF2U
53#define TC_H_MIN_EGRESS 0xFFF3U
54enum tc_link_layer {
55  TC_LINKLAYER_UNAWARE,
56  TC_LINKLAYER_ETHERNET,
57  TC_LINKLAYER_ATM,
58};
59#define TC_LINKLAYER_MASK 0x0F
60struct tc_ratespec {
61  unsigned char cell_log;
62  __u8 linklayer;
63  unsigned short overhead;
64  short cell_align;
65  unsigned short mpu;
66  __u32 rate;
67};
68#define TC_RTAB_SIZE 1024
69struct tc_sizespec {
70  unsigned char cell_log;
71  unsigned char size_log;
72  short cell_align;
73  int overhead;
74  unsigned int linklayer;
75  unsigned int mpu;
76  unsigned int mtu;
77  unsigned int tsize;
78};
79enum {
80  TCA_STAB_UNSPEC,
81  TCA_STAB_BASE,
82  TCA_STAB_DATA,
83  __TCA_STAB_MAX
84};
85#define TCA_STAB_MAX (__TCA_STAB_MAX - 1)
86struct tc_fifo_qopt {
87  __u32 limit;
88};
89#define TCQ_PRIO_BANDS 16
90#define TCQ_MIN_PRIO_BANDS 2
91struct tc_prio_qopt {
92  int bands;
93  __u8 priomap[TC_PRIO_MAX + 1];
94};
95struct tc_multiq_qopt {
96  __u16 bands;
97  __u16 max_bands;
98};
99#define TCQ_PLUG_BUFFER 0
100#define TCQ_PLUG_RELEASE_ONE 1
101#define TCQ_PLUG_RELEASE_INDEFINITE 2
102#define TCQ_PLUG_LIMIT 3
103struct tc_plug_qopt {
104  int action;
105  __u32 limit;
106};
107struct tc_tbf_qopt {
108  struct tc_ratespec rate;
109  struct tc_ratespec peakrate;
110  __u32 limit;
111  __u32 buffer;
112  __u32 mtu;
113};
114enum {
115  TCA_TBF_UNSPEC,
116  TCA_TBF_PARMS,
117  TCA_TBF_RTAB,
118  TCA_TBF_PTAB,
119  TCA_TBF_RATE64,
120  TCA_TBF_PRATE64,
121  TCA_TBF_BURST,
122  TCA_TBF_PBURST,
123  TCA_TBF_PAD,
124  __TCA_TBF_MAX,
125};
126#define TCA_TBF_MAX (__TCA_TBF_MAX - 1)
127struct tc_sfq_qopt {
128  unsigned quantum;
129  int perturb_period;
130  __u32 limit;
131  unsigned divisor;
132  unsigned flows;
133};
134struct tc_sfqred_stats {
135  __u32 prob_drop;
136  __u32 forced_drop;
137  __u32 prob_mark;
138  __u32 forced_mark;
139  __u32 prob_mark_head;
140  __u32 forced_mark_head;
141};
142struct tc_sfq_qopt_v1 {
143  struct tc_sfq_qopt v0;
144  unsigned int depth;
145  unsigned int headdrop;
146  __u32 limit;
147  __u32 qth_min;
148  __u32 qth_max;
149  unsigned char Wlog;
150  unsigned char Plog;
151  unsigned char Scell_log;
152  unsigned char flags;
153  __u32 max_P;
154  struct tc_sfqred_stats stats;
155};
156struct tc_sfq_xstats {
157  __s32 allot;
158};
159enum {
160  TCA_RED_UNSPEC,
161  TCA_RED_PARMS,
162  TCA_RED_STAB,
163  TCA_RED_MAX_P,
164  __TCA_RED_MAX,
165};
166#define TCA_RED_MAX (__TCA_RED_MAX - 1)
167struct tc_red_qopt {
168  __u32 limit;
169  __u32 qth_min;
170  __u32 qth_max;
171  unsigned char Wlog;
172  unsigned char Plog;
173  unsigned char Scell_log;
174  unsigned char flags;
175#define TC_RED_ECN 1
176#define TC_RED_HARDDROP 2
177#define TC_RED_ADAPTATIVE 4
178};
179struct tc_red_xstats {
180  __u32 early;
181  __u32 pdrop;
182  __u32 other;
183  __u32 marked;
184};
185#define MAX_DPs 16
186enum {
187  TCA_GRED_UNSPEC,
188  TCA_GRED_PARMS,
189  TCA_GRED_STAB,
190  TCA_GRED_DPS,
191  TCA_GRED_MAX_P,
192  TCA_GRED_LIMIT,
193  __TCA_GRED_MAX,
194};
195#define TCA_GRED_MAX (__TCA_GRED_MAX - 1)
196struct tc_gred_qopt {
197  __u32 limit;
198  __u32 qth_min;
199  __u32 qth_max;
200  __u32 DP;
201  __u32 backlog;
202  __u32 qave;
203  __u32 forced;
204  __u32 early;
205  __u32 other;
206  __u32 pdrop;
207  __u8 Wlog;
208  __u8 Plog;
209  __u8 Scell_log;
210  __u8 prio;
211  __u32 packets;
212  __u32 bytesin;
213};
214struct tc_gred_sopt {
215  __u32 DPs;
216  __u32 def_DP;
217  __u8 grio;
218  __u8 flags;
219  __u16 pad1;
220};
221enum {
222  TCA_CHOKE_UNSPEC,
223  TCA_CHOKE_PARMS,
224  TCA_CHOKE_STAB,
225  TCA_CHOKE_MAX_P,
226  __TCA_CHOKE_MAX,
227};
228#define TCA_CHOKE_MAX (__TCA_CHOKE_MAX - 1)
229struct tc_choke_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};
238struct tc_choke_xstats {
239  __u32 early;
240  __u32 pdrop;
241  __u32 other;
242  __u32 marked;
243  __u32 matched;
244};
245#define TC_HTB_NUMPRIO 8
246#define TC_HTB_MAXDEPTH 8
247#define TC_HTB_PROTOVER 3
248struct tc_htb_opt {
249  struct tc_ratespec rate;
250  struct tc_ratespec ceil;
251  __u32 buffer;
252  __u32 cbuffer;
253  __u32 quantum;
254  __u32 level;
255  __u32 prio;
256};
257struct tc_htb_glob {
258  __u32 version;
259  __u32 rate2quantum;
260  __u32 defcls;
261  __u32 debug;
262  __u32 direct_pkts;
263};
264enum {
265  TCA_HTB_UNSPEC,
266  TCA_HTB_PARMS,
267  TCA_HTB_INIT,
268  TCA_HTB_CTAB,
269  TCA_HTB_RTAB,
270  TCA_HTB_DIRECT_QLEN,
271  TCA_HTB_RATE64,
272  TCA_HTB_CEIL64,
273  TCA_HTB_PAD,
274  __TCA_HTB_MAX,
275};
276#define TCA_HTB_MAX (__TCA_HTB_MAX - 1)
277struct tc_htb_xstats {
278  __u32 lends;
279  __u32 borrows;
280  __u32 giants;
281  __u32 tokens;
282  __u32 ctokens;
283};
284struct tc_hfsc_qopt {
285  __u16 defcls;
286};
287struct tc_service_curve {
288  __u32 m1;
289  __u32 d;
290  __u32 m2;
291};
292struct tc_hfsc_stats {
293  __u64 work;
294  __u64 rtwork;
295  __u32 period;
296  __u32 level;
297};
298enum {
299  TCA_HFSC_UNSPEC,
300  TCA_HFSC_RSC,
301  TCA_HFSC_FSC,
302  TCA_HFSC_USC,
303  __TCA_HFSC_MAX,
304};
305#define TCA_HFSC_MAX (__TCA_HFSC_MAX - 1)
306#define TC_CBQ_MAXPRIO 8
307#define TC_CBQ_MAXLEVEL 8
308#define TC_CBQ_DEF_EWMA 5
309struct tc_cbq_lssopt {
310  unsigned char change;
311  unsigned char flags;
312#define TCF_CBQ_LSS_BOUNDED 1
313#define TCF_CBQ_LSS_ISOLATED 2
314  unsigned char ewma_log;
315  unsigned char level;
316#define TCF_CBQ_LSS_FLAGS 1
317#define TCF_CBQ_LSS_EWMA 2
318#define TCF_CBQ_LSS_MAXIDLE 4
319#define TCF_CBQ_LSS_MINIDLE 8
320#define TCF_CBQ_LSS_OFFTIME 0x10
321#define TCF_CBQ_LSS_AVPKT 0x20
322  __u32 maxidle;
323  __u32 minidle;
324  __u32 offtime;
325  __u32 avpkt;
326};
327struct tc_cbq_wrropt {
328  unsigned char flags;
329  unsigned char priority;
330  unsigned char cpriority;
331  unsigned char __reserved;
332  __u32 allot;
333  __u32 weight;
334};
335struct tc_cbq_ovl {
336  unsigned char strategy;
337#define TC_CBQ_OVL_CLASSIC 0
338#define TC_CBQ_OVL_DELAY 1
339#define TC_CBQ_OVL_LOWPRIO 2
340#define TC_CBQ_OVL_DROP 3
341#define TC_CBQ_OVL_RCLASSIC 4
342  unsigned char priority2;
343  __u16 pad;
344  __u32 penalty;
345};
346struct tc_cbq_police {
347  unsigned char police;
348  unsigned char __res1;
349  unsigned short __res2;
350};
351struct tc_cbq_fopt {
352  __u32 split;
353  __u32 defmap;
354  __u32 defchange;
355};
356struct tc_cbq_xstats {
357  __u32 borrows;
358  __u32 overactions;
359  __s32 avgidle;
360  __s32 undertime;
361};
362enum {
363  TCA_CBQ_UNSPEC,
364  TCA_CBQ_LSSOPT,
365  TCA_CBQ_WRROPT,
366  TCA_CBQ_FOPT,
367  TCA_CBQ_OVL_STRATEGY,
368  TCA_CBQ_RATE,
369  TCA_CBQ_RTAB,
370  TCA_CBQ_POLICE,
371  __TCA_CBQ_MAX,
372};
373#define TCA_CBQ_MAX (__TCA_CBQ_MAX - 1)
374enum {
375  TCA_DSMARK_UNSPEC,
376  TCA_DSMARK_INDICES,
377  TCA_DSMARK_DEFAULT_INDEX,
378  TCA_DSMARK_SET_TC_INDEX,
379  TCA_DSMARK_MASK,
380  TCA_DSMARK_VALUE,
381  __TCA_DSMARK_MAX,
382};
383#define TCA_DSMARK_MAX (__TCA_DSMARK_MAX - 1)
384enum {
385  TCA_ATM_UNSPEC,
386  TCA_ATM_FD,
387  TCA_ATM_PTR,
388  TCA_ATM_HDR,
389  TCA_ATM_EXCESS,
390  TCA_ATM_ADDR,
391  TCA_ATM_STATE,
392  __TCA_ATM_MAX,
393};
394#define TCA_ATM_MAX (__TCA_ATM_MAX - 1)
395enum {
396  TCA_NETEM_UNSPEC,
397  TCA_NETEM_CORR,
398  TCA_NETEM_DELAY_DIST,
399  TCA_NETEM_REORDER,
400  TCA_NETEM_CORRUPT,
401  TCA_NETEM_LOSS,
402  TCA_NETEM_RATE,
403  TCA_NETEM_ECN,
404  TCA_NETEM_RATE64,
405  TCA_NETEM_PAD,
406  __TCA_NETEM_MAX,
407};
408#define TCA_NETEM_MAX (__TCA_NETEM_MAX - 1)
409struct tc_netem_qopt {
410  __u32 latency;
411  __u32 limit;
412  __u32 loss;
413  __u32 gap;
414  __u32 duplicate;
415  __u32 jitter;
416};
417struct tc_netem_corr {
418  __u32 delay_corr;
419  __u32 loss_corr;
420  __u32 dup_corr;
421};
422struct tc_netem_reorder {
423  __u32 probability;
424  __u32 correlation;
425};
426struct tc_netem_corrupt {
427  __u32 probability;
428  __u32 correlation;
429};
430struct tc_netem_rate {
431  __u32 rate;
432  __s32 packet_overhead;
433  __u32 cell_size;
434  __s32 cell_overhead;
435};
436enum {
437  NETEM_LOSS_UNSPEC,
438  NETEM_LOSS_GI,
439  NETEM_LOSS_GE,
440  __NETEM_LOSS_MAX
441};
442#define NETEM_LOSS_MAX (__NETEM_LOSS_MAX - 1)
443struct tc_netem_gimodel {
444  __u32 p13;
445  __u32 p31;
446  __u32 p32;
447  __u32 p14;
448  __u32 p23;
449};
450struct tc_netem_gemodel {
451  __u32 p;
452  __u32 r;
453  __u32 h;
454  __u32 k1;
455};
456#define NETEM_DIST_SCALE 8192
457#define NETEM_DIST_MAX 16384
458enum {
459  TCA_DRR_UNSPEC,
460  TCA_DRR_QUANTUM,
461  __TCA_DRR_MAX
462};
463#define TCA_DRR_MAX (__TCA_DRR_MAX - 1)
464struct tc_drr_stats {
465  __u32 deficit;
466};
467#define TC_QOPT_BITMASK 15
468#define TC_QOPT_MAX_QUEUE 16
469struct tc_mqprio_qopt {
470  __u8 num_tc;
471  __u8 prio_tc_map[TC_QOPT_BITMASK + 1];
472  __u8 hw;
473  __u16 count[TC_QOPT_MAX_QUEUE];
474  __u16 offset[TC_QOPT_MAX_QUEUE];
475};
476enum {
477  TCA_SFB_UNSPEC,
478  TCA_SFB_PARMS,
479  __TCA_SFB_MAX,
480};
481#define TCA_SFB_MAX (__TCA_SFB_MAX - 1)
482struct tc_sfb_qopt {
483  __u32 rehash_interval;
484  __u32 warmup_time;
485  __u32 max;
486  __u32 bin_size;
487  __u32 increment;
488  __u32 decrement;
489  __u32 limit;
490  __u32 penalty_rate;
491  __u32 penalty_burst;
492};
493struct tc_sfb_xstats {
494  __u32 earlydrop;
495  __u32 penaltydrop;
496  __u32 bucketdrop;
497  __u32 queuedrop;
498  __u32 childdrop;
499  __u32 marked;
500  __u32 maxqlen;
501  __u32 maxprob;
502  __u32 avgprob;
503};
504#define SFB_MAX_PROB 0xFFFF
505enum {
506  TCA_QFQ_UNSPEC,
507  TCA_QFQ_WEIGHT,
508  TCA_QFQ_LMAX,
509  __TCA_QFQ_MAX
510};
511#define TCA_QFQ_MAX (__TCA_QFQ_MAX - 1)
512struct tc_qfq_stats {
513  __u32 weight;
514  __u32 lmax;
515};
516enum {
517  TCA_CODEL_UNSPEC,
518  TCA_CODEL_TARGET,
519  TCA_CODEL_LIMIT,
520  TCA_CODEL_INTERVAL,
521  TCA_CODEL_ECN,
522  TCA_CODEL_CE_THRESHOLD,
523  __TCA_CODEL_MAX
524};
525#define TCA_CODEL_MAX (__TCA_CODEL_MAX - 1)
526struct tc_codel_xstats {
527  __u32 maxpacket;
528  __u32 count;
529  __u32 lastcount;
530  __u32 ldelay;
531  __s32 drop_next;
532  __u32 drop_overlimit;
533  __u32 ecn_mark;
534  __u32 dropping;
535  __u32 ce_mark;
536};
537enum {
538  TCA_FQ_CODEL_UNSPEC,
539  TCA_FQ_CODEL_TARGET,
540  TCA_FQ_CODEL_LIMIT,
541  TCA_FQ_CODEL_INTERVAL,
542  TCA_FQ_CODEL_ECN,
543  TCA_FQ_CODEL_FLOWS,
544  TCA_FQ_CODEL_QUANTUM,
545  TCA_FQ_CODEL_CE_THRESHOLD,
546  TCA_FQ_CODEL_DROP_BATCH_SIZE,
547  TCA_FQ_CODEL_MEMORY_LIMIT,
548  __TCA_FQ_CODEL_MAX
549};
550#define TCA_FQ_CODEL_MAX (__TCA_FQ_CODEL_MAX - 1)
551enum {
552  TCA_FQ_CODEL_XSTATS_QDISC,
553  TCA_FQ_CODEL_XSTATS_CLASS,
554};
555struct tc_fq_codel_qd_stats {
556  __u32 maxpacket;
557  __u32 drop_overlimit;
558  __u32 ecn_mark;
559  __u32 new_flow_count;
560  __u32 new_flows_len;
561  __u32 old_flows_len;
562  __u32 ce_mark;
563  __u32 memory_usage;
564  __u32 drop_overmemory;
565};
566struct tc_fq_codel_cl_stats {
567  __s32 deficit;
568  __u32 ldelay;
569  __u32 count;
570  __u32 lastcount;
571  __u32 dropping;
572  __s32 drop_next;
573};
574struct tc_fq_codel_xstats {
575  __u32 type;
576  union {
577    struct tc_fq_codel_qd_stats qdisc_stats;
578    struct tc_fq_codel_cl_stats class_stats;
579  };
580};
581enum {
582  TCA_FQ_UNSPEC,
583  TCA_FQ_PLIMIT,
584  TCA_FQ_FLOW_PLIMIT,
585  TCA_FQ_QUANTUM,
586  TCA_FQ_INITIAL_QUANTUM,
587  TCA_FQ_RATE_ENABLE,
588  TCA_FQ_FLOW_DEFAULT_RATE,
589  TCA_FQ_FLOW_MAX_RATE,
590  TCA_FQ_BUCKETS_LOG,
591  TCA_FQ_FLOW_REFILL_DELAY,
592  TCA_FQ_ORPHAN_MASK,
593  TCA_FQ_LOW_RATE_THRESHOLD,
594  __TCA_FQ_MAX
595};
596#define TCA_FQ_MAX (__TCA_FQ_MAX - 1)
597struct tc_fq_qd_stats {
598  __u64 gc_flows;
599  __u64 highprio_packets;
600  __u64 tcp_retrans;
601  __u64 throttled;
602  __u64 flows_plimit;
603  __u64 pkts_too_long;
604  __u64 allocation_errors;
605  __s64 time_next_delayed_flow;
606  __u32 flows;
607  __u32 inactive_flows;
608  __u32 throttled_flows;
609  __u32 unthrottle_latency_ns;
610};
611enum {
612  TCA_HHF_UNSPEC,
613  TCA_HHF_BACKLOG_LIMIT,
614  TCA_HHF_QUANTUM,
615  TCA_HHF_HH_FLOWS_LIMIT,
616  TCA_HHF_RESET_TIMEOUT,
617  TCA_HHF_ADMIT_BYTES,
618  TCA_HHF_EVICT_TIMEOUT,
619  TCA_HHF_NON_HH_WEIGHT,
620  __TCA_HHF_MAX
621};
622#define TCA_HHF_MAX (__TCA_HHF_MAX - 1)
623struct tc_hhf_xstats {
624  __u32 drop_overlimit;
625  __u32 hh_overlimit;
626  __u32 hh_tot_count;
627  __u32 hh_cur_count;
628};
629enum {
630  TCA_PIE_UNSPEC,
631  TCA_PIE_TARGET,
632  TCA_PIE_LIMIT,
633  TCA_PIE_TUPDATE,
634  TCA_PIE_ALPHA,
635  TCA_PIE_BETA,
636  TCA_PIE_ECN,
637  TCA_PIE_BYTEMODE,
638  __TCA_PIE_MAX
639};
640#define TCA_PIE_MAX (__TCA_PIE_MAX - 1)
641struct tc_pie_xstats {
642  __u32 prob;
643  __u32 delay;
644  __u32 avg_dq_rate;
645  __u32 packets_in;
646  __u32 dropped;
647  __u32 overlimit;
648  __u32 maxq;
649  __u32 ecn_mark;
650};
651#endif
652