1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef __LINUX_PKT_SCHED_H
3#define __LINUX_PKT_SCHED_H
4
5#include <linux/const.h>
6#include <linux/types.h>
7
8/* Logical priority bands not depending on specific packet scheduler.
9 Every scheduler will map them to real traffic classes, if it has
10 no more precise mechanism to classify packets.
11
12 These numbers have no special meaning, though their coincidence
13 with obsolete IPv6 values is not occasional :-). New IPv6 drafts
14 preferred full anarchy inspired by diffserv group.
15
16 Note: TC_PRIO_BESTEFFORT does not mean that it is the most unhappy
17 class, actually, as rule it will be handled with more care than
18 filler or even bulk.
19 */
20
21#define TC_PRIO_BESTEFFORT 0
22#define TC_PRIO_FILLER 1
23#define TC_PRIO_BULK 2
24#define TC_PRIO_INTERACTIVE_BULK 4
25#define TC_PRIO_INTERACTIVE 6
26#define TC_PRIO_CONTROL 7
27
28#define TC_PRIO_MAX 15
29
30/* Generic queue statistics, available for all the elements.
31 Particular schedulers may have also their private records.
32 */
33
34struct tc_stats {
35 __u64 bytes; /* Number of enqueued bytes */
36 __u32 packets; /* Number of enqueued packets */
37 __u32 drops; /* Packets dropped because of lack of resources */
38 __u32 overlimits; /* Number of throttle events when this
39 * flow goes out of allocated bandwidth */
40 __u32 bps; /* Current flow byte rate */
41 __u32 pps; /* Current flow packet rate */
42 __u32 qlen;
43 __u32 backlog;
44};
45
46struct tc_estimator {
47 signed char interval;
48 unsigned char ewma_log;
49};
50
51/* "Handles"
52 ---------
53
54 All the traffic control objects have 32bit identifiers, or "handles".
55
56 They can be considered as opaque numbers from user API viewpoint,
57 but actually they always consist of two fields: major and
58 minor numbers, which are interpreted by kernel specially,
59 that may be used by applications, though not recommended.
60
61 F.e. qdisc handles always have minor number equal to zero,
62 classes (or flows) have major equal to parent qdisc major, and
63 minor uniquely identifying class inside qdisc.
64
65 Macros to manipulate handles:
66 */
67
68#define TC_H_MAJ_MASK (0xFFFF0000U)
69#define TC_H_MIN_MASK (0x0000FFFFU)
70#define TC_H_MAJ(h) ((h)&TC_H_MAJ_MASK)
71#define TC_H_MIN(h) ((h)&TC_H_MIN_MASK)
72#define TC_H_MAKE(maj,min) (((maj)&TC_H_MAJ_MASK)|((min)&TC_H_MIN_MASK))
73
74#define TC_H_UNSPEC (0U)
75#define TC_H_ROOT (0xFFFFFFFFU)
76#define TC_H_INGRESS (0xFFFFFFF1U)
77#define TC_H_CLSACT TC_H_INGRESS
78
79#define TC_H_MIN_PRIORITY 0xFFE0U
80#define TC_H_MIN_INGRESS 0xFFF2U
81#define TC_H_MIN_EGRESS 0xFFF3U
82
83/* Need to corrospond to iproute2 tc/tc_core.h "enum link_layer" */
84enum tc_link_layer {
85 TC_LINKLAYER_UNAWARE, /* Indicate unaware old iproute2 util */
86 TC_LINKLAYER_ETHERNET,
87 TC_LINKLAYER_ATM,
88};
89#define TC_LINKLAYER_MASK 0x0F /* limit use to lower 4 bits */
90
91struct tc_ratespec {
92 unsigned char cell_log;
93 __u8 linklayer; /* lower 4 bits */
94 unsigned short overhead;
95 short cell_align;
96 unsigned short mpu;
97 __u32 rate;
98};
99
100#define TC_RTAB_SIZE 1024
101
102struct tc_sizespec {
103 unsigned char cell_log;
104 unsigned char size_log;
105 short cell_align;
106 int overhead;
107 unsigned int linklayer;
108 unsigned int mpu;
109 unsigned int mtu;
110 unsigned int tsize;
111};
112
113enum {
114 TCA_STAB_UNSPEC,
115 TCA_STAB_BASE,
116 TCA_STAB_DATA,
117 __TCA_STAB_MAX
118};
119
120#define TCA_STAB_MAX (__TCA_STAB_MAX - 1)
121
122/* FIFO section */
123
124struct tc_fifo_qopt {
125 __u32 limit; /* Queue length: bytes for bfifo, packets for pfifo */
126};
127
128/* SKBPRIO section */
129
130/*
131 * Priorities go from zero to (SKBPRIO_MAX_PRIORITY - 1).
132 * SKBPRIO_MAX_PRIORITY should be at least 64 in order for skbprio to be able
133 * to map one to one the DS field of IPV4 and IPV6 headers.
134 * Memory allocation grows linearly with SKBPRIO_MAX_PRIORITY.
135 */
136
137#define SKBPRIO_MAX_PRIORITY 64
138
139struct tc_skbprio_qopt {
140 __u32 limit; /* Queue length in packets. */
141};
142
143/* PRIO section */
144
145#define TCQ_PRIO_BANDS 16
146#define TCQ_MIN_PRIO_BANDS 2
147
148struct tc_prio_qopt {
149 int bands; /* Number of bands */
150 __u8 priomap[TC_PRIO_MAX+1]; /* Map: logical priority -> PRIO band */
151};
152
153/* MULTIQ section */
154
155struct tc_multiq_qopt {
156 __u16 bands; /* Number of bands */
157 __u16 max_bands; /* Maximum number of queues */
158};
159
160/* PLUG section */
161
162#define TCQ_PLUG_BUFFER 0
163#define TCQ_PLUG_RELEASE_ONE 1
164#define TCQ_PLUG_RELEASE_INDEFINITE 2
165#define TCQ_PLUG_LIMIT 3
166
167struct tc_plug_qopt {
168 /* TCQ_PLUG_BUFFER: Inset a plug into the queue and
169 * buffer any incoming packets
170 * TCQ_PLUG_RELEASE_ONE: Dequeue packets from queue head
171 * to beginning of the next plug.
172 * TCQ_PLUG_RELEASE_INDEFINITE: Dequeue all packets from queue.
173 * Stop buffering packets until the next TCQ_PLUG_BUFFER
174 * command is received (just act as a pass-thru queue).
175 * TCQ_PLUG_LIMIT: Increase/decrease queue size
176 */
177 int action;
178 __u32 limit;
179};
180
181/* TBF section */
182
183struct tc_tbf_qopt {
184 struct tc_ratespec rate;
185 struct tc_ratespec peakrate;
186 __u32 limit;
187 __u32 buffer;
188 __u32 mtu;
189};
190
191enum {
192 TCA_TBF_UNSPEC,
193 TCA_TBF_PARMS,
194 TCA_TBF_RTAB,
195 TCA_TBF_PTAB,
196 TCA_TBF_RATE64,
197 TCA_TBF_PRATE64,
198 TCA_TBF_BURST,
199 TCA_TBF_PBURST,
200 TCA_TBF_PAD,
201 __TCA_TBF_MAX,
202};
203
204#define TCA_TBF_MAX (__TCA_TBF_MAX - 1)
205
206
207/* TEQL section */
208
209/* TEQL does not require any parameters */
210
211/* SFQ section */
212
213struct tc_sfq_qopt {
214 unsigned quantum; /* Bytes per round allocated to flow */
215 int perturb_period; /* Period of hash perturbation */
216 __u32 limit; /* Maximal packets in queue */
217 unsigned divisor; /* Hash divisor */
218 unsigned flows; /* Maximal number of flows */
219};
220
221struct tc_sfqred_stats {
222 __u32 prob_drop; /* Early drops, below max threshold */
223 __u32 forced_drop; /* Early drops, after max threshold */
224 __u32 prob_mark; /* Marked packets, below max threshold */
225 __u32 forced_mark; /* Marked packets, after max threshold */
226 __u32 prob_mark_head; /* Marked packets, below max threshold */
227 __u32 forced_mark_head;/* Marked packets, after max threshold */
228};
229
230struct tc_sfq_qopt_v1 {
231 struct tc_sfq_qopt v0;
232 unsigned int depth; /* max number of packets per flow */
233 unsigned int headdrop;
234/* SFQRED parameters */
235 __u32 limit; /* HARD maximal flow queue length (bytes) */
236 __u32 qth_min; /* Min average length threshold (bytes) */
237 __u32 qth_max; /* Max average length threshold (bytes) */
238 unsigned char Wlog; /* log(W) */
239 unsigned char Plog; /* log(P_max/(qth_max-qth_min)) */
240 unsigned char Scell_log; /* cell size for idle damping */
241 unsigned char flags;
242 __u32 max_P; /* probability, high resolution */
243/* SFQRED stats */
244 struct tc_sfqred_stats stats;
245};
246
247
248struct tc_sfq_xstats {
249 __s32 allot;
250};
251
252/* RED section */
253
254enum {
255 TCA_RED_UNSPEC,
256 TCA_RED_PARMS,
257 TCA_RED_STAB,
258 TCA_RED_MAX_P,
259 TCA_RED_FLAGS, /* bitfield32 */
260 TCA_RED_EARLY_DROP_BLOCK, /* u32 */
261 TCA_RED_MARK_BLOCK, /* u32 */
262 __TCA_RED_MAX,
263};
264
265#define TCA_RED_MAX (__TCA_RED_MAX - 1)
266
267struct tc_red_qopt {
268 __u32 limit; /* HARD maximal queue length (bytes) */
269 __u32 qth_min; /* Min average length threshold (bytes) */
270 __u32 qth_max; /* Max average length threshold (bytes) */
271 unsigned char Wlog; /* log(W) */
272 unsigned char Plog; /* log(P_max/(qth_max-qth_min)) */
273 unsigned char Scell_log; /* cell size for idle damping */
274
275 /* This field can be used for flags that a RED-like qdisc has
276 * historically supported. E.g. when configuring RED, it can be used for
277 * ECN, HARDDROP and ADAPTATIVE. For SFQ it can be used for ECN,
278 * HARDDROP. Etc. Because this field has not been validated, and is
279 * copied back on dump, any bits besides those to which a given qdisc
280 * has assigned a historical meaning need to be considered for free use
281 * by userspace tools.
282 *
283 * Any further flags need to be passed differently, e.g. through an
284 * attribute (such as TCA_RED_FLAGS above). Such attribute should allow
285 * passing both recent and historic flags in one value.
286 */
287 unsigned char flags;
288#define TC_RED_ECN 1
289#define TC_RED_HARDDROP 2
290#define TC_RED_ADAPTATIVE 4
291#define TC_RED_NODROP 8
292};
293
294#define TC_RED_HISTORIC_FLAGS (TC_RED_ECN | TC_RED_HARDDROP | TC_RED_ADAPTATIVE)
295
296struct tc_red_xstats {
297 __u32 early; /* Early drops */
298 __u32 pdrop; /* Drops due to queue limits */
299 __u32 other; /* Drops due to drop() calls */
300 __u32 marked; /* Marked packets */
301};
302
303/* GRED section */
304
305#define MAX_DPs 16
306
307enum {
308 TCA_GRED_UNSPEC,
309 TCA_GRED_PARMS,
310 TCA_GRED_STAB,
311 TCA_GRED_DPS,
312 TCA_GRED_MAX_P,
313 TCA_GRED_LIMIT,
314 TCA_GRED_VQ_LIST, /* nested TCA_GRED_VQ_ENTRY */
315 __TCA_GRED_MAX,
316};
317
318#define TCA_GRED_MAX (__TCA_GRED_MAX - 1)
319
320enum {
321 TCA_GRED_VQ_ENTRY_UNSPEC,
322 TCA_GRED_VQ_ENTRY, /* nested TCA_GRED_VQ_* */
323 __TCA_GRED_VQ_ENTRY_MAX,
324};
325#define TCA_GRED_VQ_ENTRY_MAX (__TCA_GRED_VQ_ENTRY_MAX - 1)
326
327enum {
328 TCA_GRED_VQ_UNSPEC,
329 TCA_GRED_VQ_PAD,
330 TCA_GRED_VQ_DP, /* u32 */
331 TCA_GRED_VQ_STAT_BYTES, /* u64 */
332 TCA_GRED_VQ_STAT_PACKETS, /* u32 */
333 TCA_GRED_VQ_STAT_BACKLOG, /* u32 */
334 TCA_GRED_VQ_STAT_PROB_DROP, /* u32 */
335 TCA_GRED_VQ_STAT_PROB_MARK, /* u32 */
336 TCA_GRED_VQ_STAT_FORCED_DROP, /* u32 */
337 TCA_GRED_VQ_STAT_FORCED_MARK, /* u32 */
338 TCA_GRED_VQ_STAT_PDROP, /* u32 */
339 TCA_GRED_VQ_STAT_OTHER, /* u32 */
340 TCA_GRED_VQ_FLAGS, /* u32 */
341 __TCA_GRED_VQ_MAX
342};
343
344#define TCA_GRED_VQ_MAX (__TCA_GRED_VQ_MAX - 1)
345
346struct tc_gred_qopt {
347 __u32 limit; /* HARD maximal queue length (bytes) */
348 __u32 qth_min; /* Min average length threshold (bytes) */
349 __u32 qth_max; /* Max average length threshold (bytes) */
350 __u32 DP; /* up to 2^32 DPs */
351 __u32 backlog;
352 __u32 qave;
353 __u32 forced;
354 __u32 early;
355 __u32 other;
356 __u32 pdrop;
357 __u8 Wlog; /* log(W) */
358 __u8 Plog; /* log(P_max/(qth_max-qth_min)) */
359 __u8 Scell_log; /* cell size for idle damping */
360 __u8 prio; /* prio of this VQ */
361 __u32 packets;
362 __u32 bytesin;
363};
364
365/* gred setup */
366struct tc_gred_sopt {
367 __u32 DPs;
368 __u32 def_DP;
369 __u8 grio;
370 __u8 flags;
371 __u16 pad1;
372};
373
374/* CHOKe section */
375
376enum {
377 TCA_CHOKE_UNSPEC,
378 TCA_CHOKE_PARMS,
379 TCA_CHOKE_STAB,
380 TCA_CHOKE_MAX_P,
381 __TCA_CHOKE_MAX,
382};
383
384#define TCA_CHOKE_MAX (__TCA_CHOKE_MAX - 1)
385
386struct tc_choke_qopt {
387 __u32 limit; /* Hard queue length (packets) */
388 __u32 qth_min; /* Min average threshold (packets) */
389 __u32 qth_max; /* Max average threshold (packets) */
390 unsigned char Wlog; /* log(W) */
391 unsigned char Plog; /* log(P_max/(qth_max-qth_min)) */
392 unsigned char Scell_log; /* cell size for idle damping */
393 unsigned char flags; /* see RED flags */
394};
395
396struct tc_choke_xstats {
397 __u32 early; /* Early drops */
398 __u32 pdrop; /* Drops due to queue limits */
399 __u32 other; /* Drops due to drop() calls */
400 __u32 marked; /* Marked packets */
401 __u32 matched; /* Drops due to flow match */
402};
403
404/* HTB section */
405#define TC_HTB_NUMPRIO 8
406#define TC_HTB_MAXDEPTH 8
407#define TC_HTB_PROTOVER 3 /* the same as HTB and TC's major */
408
409struct tc_htb_opt {
410 struct tc_ratespec rate;
411 struct tc_ratespec ceil;
412 __u32 buffer;
413 __u32 cbuffer;
414 __u32 quantum;
415 __u32 level; /* out only */
416 __u32 prio;
417};
418struct tc_htb_glob {
419 __u32 version; /* to match HTB/TC */
420 __u32 rate2quantum; /* bps->quantum divisor */
421 __u32 defcls; /* default class number */
422 __u32 debug; /* debug flags */
423
424 /* stats */
425 __u32 direct_pkts; /* count of non shaped packets */
426};
427enum {
428 TCA_HTB_UNSPEC,
429 TCA_HTB_PARMS,
430 TCA_HTB_INIT,
431 TCA_HTB_CTAB,
432 TCA_HTB_RTAB,
433 TCA_HTB_DIRECT_QLEN,
434 TCA_HTB_RATE64,
435 TCA_HTB_CEIL64,
436 TCA_HTB_PAD,
437 TCA_HTB_OFFLOAD,
438 __TCA_HTB_MAX,
439};
440
441#define TCA_HTB_MAX (__TCA_HTB_MAX - 1)
442
443struct tc_htb_xstats {
444 __u32 lends;
445 __u32 borrows;
446 __u32 giants; /* unused since 'Make HTB scheduler work with TSO.' */
447 __s32 tokens;
448 __s32 ctokens;
449};
450
451/* HFSC section */
452
453struct tc_hfsc_qopt {
454 __u16 defcls; /* default class */
455};
456
457struct tc_service_curve {
458 __u32 m1; /* slope of the first segment in bps */
459 __u32 d; /* x-projection of the first segment in us */
460 __u32 m2; /* slope of the second segment in bps */
461};
462
463struct tc_hfsc_stats {
464 __u64 work; /* total work done */
465 __u64 rtwork; /* work done by real-time criteria */
466 __u32 period; /* current period */
467 __u32 level; /* class level in hierarchy */
468};
469
470enum {
471 TCA_HFSC_UNSPEC,
472 TCA_HFSC_RSC,
473 TCA_HFSC_FSC,
474 TCA_HFSC_USC,
475 __TCA_HFSC_MAX,
476};
477
478#define TCA_HFSC_MAX (__TCA_HFSC_MAX - 1)
479
480
481/* CBQ section */
482
483#define TC_CBQ_MAXPRIO 8
484#define TC_CBQ_MAXLEVEL 8
485#define TC_CBQ_DEF_EWMA 5
486
487struct tc_cbq_lssopt {
488 unsigned char change;
489 unsigned char flags;
490#define TCF_CBQ_LSS_BOUNDED 1
491#define TCF_CBQ_LSS_ISOLATED 2
492 unsigned char ewma_log;
493 unsigned char level;
494#define TCF_CBQ_LSS_FLAGS 1
495#define TCF_CBQ_LSS_EWMA 2
496#define TCF_CBQ_LSS_MAXIDLE 4
497#define TCF_CBQ_LSS_MINIDLE 8
498#define TCF_CBQ_LSS_OFFTIME 0x10
499#define TCF_CBQ_LSS_AVPKT 0x20
500 __u32 maxidle;
501 __u32 minidle;
502 __u32 offtime;
503 __u32 avpkt;
504};
505
506struct tc_cbq_wrropt {
507 unsigned char flags;
508 unsigned char priority;
509 unsigned char cpriority;
510 unsigned char __reserved;
511 __u32 allot;
512 __u32 weight;
513};
514
515struct tc_cbq_ovl {
516 unsigned char strategy;
517#define TC_CBQ_OVL_CLASSIC 0
518#define TC_CBQ_OVL_DELAY 1
519#define TC_CBQ_OVL_LOWPRIO 2
520#define TC_CBQ_OVL_DROP 3
521#define TC_CBQ_OVL_RCLASSIC 4
522 unsigned char priority2;
523 __u16 pad;
524 __u32 penalty;
525};
526
527struct tc_cbq_police {
528 unsigned char police;
529 unsigned char __res1;
530 unsigned short __res2;
531};
532
533struct tc_cbq_fopt {
534 __u32 split;
535 __u32 defmap;
536 __u32 defchange;
537};
538
539struct tc_cbq_xstats {
540 __u32 borrows;
541 __u32 overactions;
542 __s32 avgidle;
543 __s32 undertime;
544};
545
546enum {
547 TCA_CBQ_UNSPEC,
548 TCA_CBQ_LSSOPT,
549 TCA_CBQ_WRROPT,
550 TCA_CBQ_FOPT,
551 TCA_CBQ_OVL_STRATEGY,
552 TCA_CBQ_RATE,
553 TCA_CBQ_RTAB,
554 TCA_CBQ_POLICE,
555 __TCA_CBQ_MAX,
556};
557
558#define TCA_CBQ_MAX (__TCA_CBQ_MAX - 1)
559
560/* dsmark section */
561
562enum {
563 TCA_DSMARK_UNSPEC,
564 TCA_DSMARK_INDICES,
565 TCA_DSMARK_DEFAULT_INDEX,
566 TCA_DSMARK_SET_TC_INDEX,
567 TCA_DSMARK_MASK,
568 TCA_DSMARK_VALUE,
569 __TCA_DSMARK_MAX,
570};
571
572#define TCA_DSMARK_MAX (__TCA_DSMARK_MAX - 1)
573
574/* ATM section */
575
576enum {
577 TCA_ATM_UNSPEC,
578 TCA_ATM_FD, /* file/socket descriptor */
579 TCA_ATM_PTR, /* pointer to descriptor - later */
580 TCA_ATM_HDR, /* LL header */
581 TCA_ATM_EXCESS, /* excess traffic class (0 for CLP) */
582 TCA_ATM_ADDR, /* PVC address (for output only) */
583 TCA_ATM_STATE, /* VC state (ATM_VS_*; for output only) */
584 __TCA_ATM_MAX,
585};
586
587#define TCA_ATM_MAX (__TCA_ATM_MAX - 1)
588
589/* Network emulator */
590
591enum {
592 TCA_NETEM_UNSPEC,
593 TCA_NETEM_CORR,
594 TCA_NETEM_DELAY_DIST,
595 TCA_NETEM_REORDER,
596 TCA_NETEM_CORRUPT,
597 TCA_NETEM_LOSS,
598 TCA_NETEM_RATE,
599 TCA_NETEM_ECN,
600 TCA_NETEM_RATE64,
601 TCA_NETEM_PAD,
602 TCA_NETEM_LATENCY64,
603 TCA_NETEM_JITTER64,
604 TCA_NETEM_SLOT,
605 TCA_NETEM_SLOT_DIST,
606 TCA_NETEM_PRNG_SEED,
607 __TCA_NETEM_MAX,
608};
609
610#define TCA_NETEM_MAX (__TCA_NETEM_MAX - 1)
611
612struct tc_netem_qopt {
613 __u32 latency; /* added delay (us) */
614 __u32 limit; /* fifo limit (packets) */
615 __u32 loss; /* random packet loss (0=none ~0=100%) */
616 __u32 gap; /* re-ordering gap (0 for none) */
617 __u32 duplicate; /* random packet dup (0=none ~0=100%) */
618 __u32 jitter; /* random jitter in latency (us) */
619};
620
621struct tc_netem_corr {
622 __u32 delay_corr; /* delay correlation */
623 __u32 loss_corr; /* packet loss correlation */
624 __u32 dup_corr; /* duplicate correlation */
625};
626
627struct tc_netem_reorder {
628 __u32 probability;
629 __u32 correlation;
630};
631
632struct tc_netem_corrupt {
633 __u32 probability;
634 __u32 correlation;
635};
636
637struct tc_netem_rate {
638 __u32 rate; /* byte/s */
639 __s32 packet_overhead;
640 __u32 cell_size;
641 __s32 cell_overhead;
642};
643
644struct tc_netem_slot {
645 __s64 min_delay; /* nsec */
646 __s64 max_delay;
647 __s32 max_packets;
648 __s32 max_bytes;
649 __s64 dist_delay; /* nsec */
650 __s64 dist_jitter; /* nsec */
651};
652
653enum {
654 NETEM_LOSS_UNSPEC,
655 NETEM_LOSS_GI, /* General Intuitive - 4 state model */
656 NETEM_LOSS_GE, /* Gilbert Elliot models */
657 __NETEM_LOSS_MAX
658};
659#define NETEM_LOSS_MAX (__NETEM_LOSS_MAX - 1)
660
661/* State transition probabilities for 4 state model */
662struct tc_netem_gimodel {
663 __u32 p13;
664 __u32 p31;
665 __u32 p32;
666 __u32 p14;
667 __u32 p23;
668};
669
670/* Gilbert-Elliot models */
671struct tc_netem_gemodel {
672 __u32 p;
673 __u32 r;
674 __u32 h;
675 __u32 k1;
676};
677
678#define NETEM_DIST_SCALE 8192
679#define NETEM_DIST_MAX 16384
680
681/* DRR */
682
683enum {
684 TCA_DRR_UNSPEC,
685 TCA_DRR_QUANTUM,
686 __TCA_DRR_MAX
687};
688
689#define TCA_DRR_MAX (__TCA_DRR_MAX - 1)
690
691struct tc_drr_stats {
692 __u32 deficit;
693};
694
695/* MQPRIO */
696#define TC_QOPT_BITMASK 15
697#define TC_QOPT_MAX_QUEUE 16
698
699enum {
700 TC_MQPRIO_HW_OFFLOAD_NONE, /* no offload requested */
701 TC_MQPRIO_HW_OFFLOAD_TCS, /* offload TCs, no queue counts */
702 __TC_MQPRIO_HW_OFFLOAD_MAX
703};
704
705#define TC_MQPRIO_HW_OFFLOAD_MAX (__TC_MQPRIO_HW_OFFLOAD_MAX - 1)
706
707enum {
708 TC_MQPRIO_MODE_DCB,
709 TC_MQPRIO_MODE_CHANNEL,
710 __TC_MQPRIO_MODE_MAX
711};
712
713#define __TC_MQPRIO_MODE_MAX (__TC_MQPRIO_MODE_MAX - 1)
714
715enum {
716 TC_MQPRIO_SHAPER_DCB,
717 TC_MQPRIO_SHAPER_BW_RATE, /* Add new shapers below */
718 __TC_MQPRIO_SHAPER_MAX
719};
720
721#define __TC_MQPRIO_SHAPER_MAX (__TC_MQPRIO_SHAPER_MAX - 1)
722
723enum {
724 TC_FP_EXPRESS = 1,
725 TC_FP_PREEMPTIBLE = 2,
726};
727
728struct tc_mqprio_qopt {
729 __u8 num_tc;
730 __u8 prio_tc_map[TC_QOPT_BITMASK + 1];
731 __u8 hw;
732 __u16 count[TC_QOPT_MAX_QUEUE];
733 __u16 offset[TC_QOPT_MAX_QUEUE];
734};
735
736#define TC_MQPRIO_F_MODE 0x1
737#define TC_MQPRIO_F_SHAPER 0x2
738#define TC_MQPRIO_F_MIN_RATE 0x4
739#define TC_MQPRIO_F_MAX_RATE 0x8
740
741enum {
742 TCA_MQPRIO_TC_ENTRY_UNSPEC,
743 TCA_MQPRIO_TC_ENTRY_INDEX, /* u32 */
744 TCA_MQPRIO_TC_ENTRY_FP, /* u32 */
745
746 /* add new constants above here */
747 __TCA_MQPRIO_TC_ENTRY_CNT,
748 TCA_MQPRIO_TC_ENTRY_MAX = (__TCA_MQPRIO_TC_ENTRY_CNT - 1)
749};
750
751enum {
752 TCA_MQPRIO_UNSPEC,
753 TCA_MQPRIO_MODE,
754 TCA_MQPRIO_SHAPER,
755 TCA_MQPRIO_MIN_RATE64,
756 TCA_MQPRIO_MAX_RATE64,
757 TCA_MQPRIO_TC_ENTRY,
758 __TCA_MQPRIO_MAX,
759};
760
761#define TCA_MQPRIO_MAX (__TCA_MQPRIO_MAX - 1)
762
763/* SFB */
764
765enum {
766 TCA_SFB_UNSPEC,
767 TCA_SFB_PARMS,
768 __TCA_SFB_MAX,
769};
770
771#define TCA_SFB_MAX (__TCA_SFB_MAX - 1)
772
773/*
774 * Note: increment, decrement are Q0.16 fixed-point values.
775 */
776struct tc_sfb_qopt {
777 __u32 rehash_interval; /* delay between hash move, in ms */
778 __u32 warmup_time; /* double buffering warmup time in ms (warmup_time < rehash_interval) */
779 __u32 max; /* max len of qlen_min */
780 __u32 bin_size; /* maximum queue length per bin */
781 __u32 increment; /* probability increment, (d1 in Blue) */
782 __u32 decrement; /* probability decrement, (d2 in Blue) */
783 __u32 limit; /* max SFB queue length */
784 __u32 penalty_rate; /* inelastic flows are rate limited to 'rate' pps */
785 __u32 penalty_burst;
786};
787
788struct tc_sfb_xstats {
789 __u32 earlydrop;
790 __u32 penaltydrop;
791 __u32 bucketdrop;
792 __u32 queuedrop;
793 __u32 childdrop; /* drops in child qdisc */
794 __u32 marked;
795 __u32 maxqlen;
796 __u32 maxprob;
797 __u32 avgprob;
798};
799
800#define SFB_MAX_PROB 0xFFFF
801
802/* QFQ */
803enum {
804 TCA_QFQ_UNSPEC,
805 TCA_QFQ_WEIGHT,
806 TCA_QFQ_LMAX,
807 __TCA_QFQ_MAX
808};
809
810#define TCA_QFQ_MAX (__TCA_QFQ_MAX - 1)
811
812struct tc_qfq_stats {
813 __u32 weight;
814 __u32 lmax;
815};
816
817/* CODEL */
818
819enum {
820 TCA_CODEL_UNSPEC,
821 TCA_CODEL_TARGET,
822 TCA_CODEL_LIMIT,
823 TCA_CODEL_INTERVAL,
824 TCA_CODEL_ECN,
825 TCA_CODEL_CE_THRESHOLD,
826 __TCA_CODEL_MAX
827};
828
829#define TCA_CODEL_MAX (__TCA_CODEL_MAX - 1)
830
831struct tc_codel_xstats {
832 __u32 maxpacket; /* largest packet we've seen so far */
833 __u32 count; /* how many drops we've done since the last time we
834 * entered dropping state
835 */
836 __u32 lastcount; /* count at entry to dropping state */
837 __u32 ldelay; /* in-queue delay seen by most recently dequeued packet */
838 __s32 drop_next; /* time to drop next packet */
839 __u32 drop_overlimit; /* number of time max qdisc packet limit was hit */
840 __u32 ecn_mark; /* number of packets we ECN marked instead of dropped */
841 __u32 dropping; /* are we in dropping state ? */
842 __u32 ce_mark; /* number of CE marked packets because of ce_threshold */
843};
844
845/* FQ_CODEL */
846
847#define FQ_CODEL_QUANTUM_MAX (1 << 20)
848
849enum {
850 TCA_FQ_CODEL_UNSPEC,
851 TCA_FQ_CODEL_TARGET,
852 TCA_FQ_CODEL_LIMIT,
853 TCA_FQ_CODEL_INTERVAL,
854 TCA_FQ_CODEL_ECN,
855 TCA_FQ_CODEL_FLOWS,
856 TCA_FQ_CODEL_QUANTUM,
857 TCA_FQ_CODEL_CE_THRESHOLD,
858 TCA_FQ_CODEL_DROP_BATCH_SIZE,
859 TCA_FQ_CODEL_MEMORY_LIMIT,
860 TCA_FQ_CODEL_CE_THRESHOLD_SELECTOR,
861 TCA_FQ_CODEL_CE_THRESHOLD_MASK,
862 __TCA_FQ_CODEL_MAX
863};
864
865#define TCA_FQ_CODEL_MAX (__TCA_FQ_CODEL_MAX - 1)
866
867enum {
868 TCA_FQ_CODEL_XSTATS_QDISC,
869 TCA_FQ_CODEL_XSTATS_CLASS,
870};
871
872struct tc_fq_codel_qd_stats {
873 __u32 maxpacket; /* largest packet we've seen so far */
874 __u32 drop_overlimit; /* number of time max qdisc
875 * packet limit was hit
876 */
877 __u32 ecn_mark; /* number of packets we ECN marked
878 * instead of being dropped
879 */
880 __u32 new_flow_count; /* number of time packets
881 * created a 'new flow'
882 */
883 __u32 new_flows_len; /* count of flows in new list */
884 __u32 old_flows_len; /* count of flows in old list */
885 __u32 ce_mark; /* packets above ce_threshold */
886 __u32 memory_usage; /* in bytes */
887 __u32 drop_overmemory;
888};
889
890struct tc_fq_codel_cl_stats {
891 __s32 deficit;
892 __u32 ldelay; /* in-queue delay seen by most recently
893 * dequeued packet
894 */
895 __u32 count;
896 __u32 lastcount;
897 __u32 dropping;
898 __s32 drop_next;
899};
900
901struct tc_fq_codel_xstats {
902 __u32 type;
903 union {
904 struct tc_fq_codel_qd_stats qdisc_stats;
905 struct tc_fq_codel_cl_stats class_stats;
906 };
907};
908
909/* FQ */
910
911enum {
912 TCA_FQ_UNSPEC,
913
914 TCA_FQ_PLIMIT, /* limit of total number of packets in queue */
915
916 TCA_FQ_FLOW_PLIMIT, /* limit of packets per flow */
917
918 TCA_FQ_QUANTUM, /* RR quantum */
919
920 TCA_FQ_INITIAL_QUANTUM, /* RR quantum for new flow */
921
922 TCA_FQ_RATE_ENABLE, /* enable/disable rate limiting */
923
924 TCA_FQ_FLOW_DEFAULT_RATE,/* obsolete, do not use */
925
926 TCA_FQ_FLOW_MAX_RATE, /* per flow max rate */
927
928 TCA_FQ_BUCKETS_LOG, /* log2(number of buckets) */
929
930 TCA_FQ_FLOW_REFILL_DELAY, /* flow credit refill delay in usec */
931
932 TCA_FQ_ORPHAN_MASK, /* mask applied to orphaned skb hashes */
933
934 TCA_FQ_LOW_RATE_THRESHOLD, /* per packet delay under this rate */
935
936 TCA_FQ_CE_THRESHOLD, /* DCTCP-like CE-marking threshold */
937
938 TCA_FQ_TIMER_SLACK, /* timer slack */
939
940 TCA_FQ_HORIZON, /* time horizon in us */
941
942 TCA_FQ_HORIZON_DROP, /* drop packets beyond horizon, or cap their EDT */
943
944 TCA_FQ_PRIOMAP, /* prio2band */
945
946 TCA_FQ_WEIGHTS, /* Weights for each band */
947
948 __TCA_FQ_MAX
949};
950
951#define TCA_FQ_MAX (__TCA_FQ_MAX - 1)
952
953#define FQ_BANDS 3
954#define FQ_MIN_WEIGHT 16384
955
956struct tc_fq_qd_stats {
957 __u64 gc_flows;
958 __u64 highprio_packets; /* obsolete */
959 __u64 tcp_retrans; /* obsolete */
960 __u64 throttled;
961 __u64 flows_plimit;
962 __u64 pkts_too_long;
963 __u64 allocation_errors;
964 __s64 time_next_delayed_flow;
965 __u32 flows;
966 __u32 inactive_flows;
967 __u32 throttled_flows;
968 __u32 unthrottle_latency_ns;
969 __u64 ce_mark; /* packets above ce_threshold */
970 __u64 horizon_drops;
971 __u64 horizon_caps;
972 __u64 fastpath_packets;
973 __u64 band_drops[FQ_BANDS];
974 __u32 band_pkt_count[FQ_BANDS];
975 __u32 pad;
976};
977
978/* Heavy-Hitter Filter */
979
980enum {
981 TCA_HHF_UNSPEC,
982 TCA_HHF_BACKLOG_LIMIT,
983 TCA_HHF_QUANTUM,
984 TCA_HHF_HH_FLOWS_LIMIT,
985 TCA_HHF_RESET_TIMEOUT,
986 TCA_HHF_ADMIT_BYTES,
987 TCA_HHF_EVICT_TIMEOUT,
988 TCA_HHF_NON_HH_WEIGHT,
989 __TCA_HHF_MAX
990};
991
992#define TCA_HHF_MAX (__TCA_HHF_MAX - 1)
993
994struct tc_hhf_xstats {
995 __u32 drop_overlimit; /* number of times max qdisc packet limit
996 * was hit
997 */
998 __u32 hh_overlimit; /* number of times max heavy-hitters was hit */
999 __u32 hh_tot_count; /* number of captured heavy-hitters so far */
1000 __u32 hh_cur_count; /* number of current heavy-hitters */
1001};
1002
1003/* PIE */
1004enum {
1005 TCA_PIE_UNSPEC,
1006 TCA_PIE_TARGET,
1007 TCA_PIE_LIMIT,
1008 TCA_PIE_TUPDATE,
1009 TCA_PIE_ALPHA,
1010 TCA_PIE_BETA,
1011 TCA_PIE_ECN,
1012 TCA_PIE_BYTEMODE,
1013 TCA_PIE_DQ_RATE_ESTIMATOR,
1014 __TCA_PIE_MAX
1015};
1016#define TCA_PIE_MAX (__TCA_PIE_MAX - 1)
1017
1018struct tc_pie_xstats {
1019 __u64 prob; /* current probability */
1020 __u32 delay; /* current delay in ms */
1021 __u32 avg_dq_rate; /* current average dq_rate in
1022 * bits/pie_time
1023 */
1024 __u32 dq_rate_estimating; /* is avg_dq_rate being calculated? */
1025 __u32 packets_in; /* total number of packets enqueued */
1026 __u32 dropped; /* packets dropped due to pie_action */
1027 __u32 overlimit; /* dropped due to lack of space
1028 * in queue
1029 */
1030 __u32 maxq; /* maximum queue size */
1031 __u32 ecn_mark; /* packets marked with ecn*/
1032};
1033
1034/* FQ PIE */
1035enum {
1036 TCA_FQ_PIE_UNSPEC,
1037 TCA_FQ_PIE_LIMIT,
1038 TCA_FQ_PIE_FLOWS,
1039 TCA_FQ_PIE_TARGET,
1040 TCA_FQ_PIE_TUPDATE,
1041 TCA_FQ_PIE_ALPHA,
1042 TCA_FQ_PIE_BETA,
1043 TCA_FQ_PIE_QUANTUM,
1044 TCA_FQ_PIE_MEMORY_LIMIT,
1045 TCA_FQ_PIE_ECN_PROB,
1046 TCA_FQ_PIE_ECN,
1047 TCA_FQ_PIE_BYTEMODE,
1048 TCA_FQ_PIE_DQ_RATE_ESTIMATOR,
1049 __TCA_FQ_PIE_MAX
1050};
1051#define TCA_FQ_PIE_MAX (__TCA_FQ_PIE_MAX - 1)
1052
1053struct tc_fq_pie_xstats {
1054 __u32 packets_in; /* total number of packets enqueued */
1055 __u32 dropped; /* packets dropped due to fq_pie_action */
1056 __u32 overlimit; /* dropped due to lack of space in queue */
1057 __u32 overmemory; /* dropped due to lack of memory in queue */
1058 __u32 ecn_mark; /* packets marked with ecn */
1059 __u32 new_flow_count; /* count of new flows created by packets */
1060 __u32 new_flows_len; /* count of flows in new list */
1061 __u32 old_flows_len; /* count of flows in old list */
1062 __u32 memory_usage; /* total memory across all queues */
1063};
1064
1065/* CBS */
1066struct tc_cbs_qopt {
1067 __u8 offload;
1068 __u8 _pad[3];
1069 __s32 hicredit;
1070 __s32 locredit;
1071 __s32 idleslope;
1072 __s32 sendslope;
1073};
1074
1075enum {
1076 TCA_CBS_UNSPEC,
1077 TCA_CBS_PARMS,
1078 __TCA_CBS_MAX,
1079};
1080
1081#define TCA_CBS_MAX (__TCA_CBS_MAX - 1)
1082
1083
1084/* ETF */
1085struct tc_etf_qopt {
1086 __s32 delta;
1087 __s32 clockid;
1088 __u32 flags;
1089#define TC_ETF_DEADLINE_MODE_ON _BITUL(0)
1090#define TC_ETF_OFFLOAD_ON _BITUL(1)
1091#define TC_ETF_SKIP_SOCK_CHECK _BITUL(2)
1092};
1093
1094enum {
1095 TCA_ETF_UNSPEC,
1096 TCA_ETF_PARMS,
1097 __TCA_ETF_MAX,
1098};
1099
1100#define TCA_ETF_MAX (__TCA_ETF_MAX - 1)
1101
1102
1103/* CAKE */
1104enum {
1105 TCA_CAKE_UNSPEC,
1106 TCA_CAKE_PAD,
1107 TCA_CAKE_BASE_RATE64,
1108 TCA_CAKE_DIFFSERV_MODE,
1109 TCA_CAKE_ATM,
1110 TCA_CAKE_FLOW_MODE,
1111 TCA_CAKE_OVERHEAD,
1112 TCA_CAKE_RTT,
1113 TCA_CAKE_TARGET,
1114 TCA_CAKE_AUTORATE,
1115 TCA_CAKE_MEMORY,
1116 TCA_CAKE_NAT,
1117 TCA_CAKE_RAW,
1118 TCA_CAKE_WASH,
1119 TCA_CAKE_MPU,
1120 TCA_CAKE_INGRESS,
1121 TCA_CAKE_ACK_FILTER,
1122 TCA_CAKE_SPLIT_GSO,
1123 TCA_CAKE_FWMARK,
1124 __TCA_CAKE_MAX
1125};
1126#define TCA_CAKE_MAX (__TCA_CAKE_MAX - 1)
1127
1128enum {
1129 __TCA_CAKE_STATS_INVALID,
1130 TCA_CAKE_STATS_PAD,
1131 TCA_CAKE_STATS_CAPACITY_ESTIMATE64,
1132 TCA_CAKE_STATS_MEMORY_LIMIT,
1133 TCA_CAKE_STATS_MEMORY_USED,
1134 TCA_CAKE_STATS_AVG_NETOFF,
1135 TCA_CAKE_STATS_MIN_NETLEN,
1136 TCA_CAKE_STATS_MAX_NETLEN,
1137 TCA_CAKE_STATS_MIN_ADJLEN,
1138 TCA_CAKE_STATS_MAX_ADJLEN,
1139 TCA_CAKE_STATS_TIN_STATS,
1140 TCA_CAKE_STATS_DEFICIT,
1141 TCA_CAKE_STATS_COBALT_COUNT,
1142 TCA_CAKE_STATS_DROPPING,
1143 TCA_CAKE_STATS_DROP_NEXT_US,
1144 TCA_CAKE_STATS_P_DROP,
1145 TCA_CAKE_STATS_BLUE_TIMER_US,
1146 __TCA_CAKE_STATS_MAX
1147};
1148#define TCA_CAKE_STATS_MAX (__TCA_CAKE_STATS_MAX - 1)
1149
1150enum {
1151 __TCA_CAKE_TIN_STATS_INVALID,
1152 TCA_CAKE_TIN_STATS_PAD,
1153 TCA_CAKE_TIN_STATS_SENT_PACKETS,
1154 TCA_CAKE_TIN_STATS_SENT_BYTES64,
1155 TCA_CAKE_TIN_STATS_DROPPED_PACKETS,
1156 TCA_CAKE_TIN_STATS_DROPPED_BYTES64,
1157 TCA_CAKE_TIN_STATS_ACKS_DROPPED_PACKETS,
1158 TCA_CAKE_TIN_STATS_ACKS_DROPPED_BYTES64,
1159 TCA_CAKE_TIN_STATS_ECN_MARKED_PACKETS,
1160 TCA_CAKE_TIN_STATS_ECN_MARKED_BYTES64,
1161 TCA_CAKE_TIN_STATS_BACKLOG_PACKETS,
1162 TCA_CAKE_TIN_STATS_BACKLOG_BYTES,
1163 TCA_CAKE_TIN_STATS_THRESHOLD_RATE64,
1164 TCA_CAKE_TIN_STATS_TARGET_US,
1165 TCA_CAKE_TIN_STATS_INTERVAL_US,
1166 TCA_CAKE_TIN_STATS_WAY_INDIRECT_HITS,
1167 TCA_CAKE_TIN_STATS_WAY_MISSES,
1168 TCA_CAKE_TIN_STATS_WAY_COLLISIONS,
1169 TCA_CAKE_TIN_STATS_PEAK_DELAY_US,
1170 TCA_CAKE_TIN_STATS_AVG_DELAY_US,
1171 TCA_CAKE_TIN_STATS_BASE_DELAY_US,
1172 TCA_CAKE_TIN_STATS_SPARSE_FLOWS,
1173 TCA_CAKE_TIN_STATS_BULK_FLOWS,
1174 TCA_CAKE_TIN_STATS_UNRESPONSIVE_FLOWS,
1175 TCA_CAKE_TIN_STATS_MAX_SKBLEN,
1176 TCA_CAKE_TIN_STATS_FLOW_QUANTUM,
1177 __TCA_CAKE_TIN_STATS_MAX
1178};
1179#define TCA_CAKE_TIN_STATS_MAX (__TCA_CAKE_TIN_STATS_MAX - 1)
1180#define TC_CAKE_MAX_TINS (8)
1181
1182enum {
1183 CAKE_FLOW_NONE = 0,
1184 CAKE_FLOW_SRC_IP,
1185 CAKE_FLOW_DST_IP,
1186 CAKE_FLOW_HOSTS, /* = CAKE_FLOW_SRC_IP | CAKE_FLOW_DST_IP */
1187 CAKE_FLOW_FLOWS,
1188 CAKE_FLOW_DUAL_SRC, /* = CAKE_FLOW_SRC_IP | CAKE_FLOW_FLOWS */
1189 CAKE_FLOW_DUAL_DST, /* = CAKE_FLOW_DST_IP | CAKE_FLOW_FLOWS */
1190 CAKE_FLOW_TRIPLE, /* = CAKE_FLOW_HOSTS | CAKE_FLOW_FLOWS */
1191 CAKE_FLOW_MAX,
1192};
1193
1194enum {
1195 CAKE_DIFFSERV_DIFFSERV3 = 0,
1196 CAKE_DIFFSERV_DIFFSERV4,
1197 CAKE_DIFFSERV_DIFFSERV8,
1198 CAKE_DIFFSERV_BESTEFFORT,
1199 CAKE_DIFFSERV_PRECEDENCE,
1200 CAKE_DIFFSERV_MAX
1201};
1202
1203enum {
1204 CAKE_ACK_NONE = 0,
1205 CAKE_ACK_FILTER,
1206 CAKE_ACK_AGGRESSIVE,
1207 CAKE_ACK_MAX
1208};
1209
1210enum {
1211 CAKE_ATM_NONE = 0,
1212 CAKE_ATM_ATM,
1213 CAKE_ATM_PTM,
1214 CAKE_ATM_MAX
1215};
1216
1217
1218/* TAPRIO */
1219enum {
1220 TC_TAPRIO_CMD_SET_GATES = 0x00,
1221 TC_TAPRIO_CMD_SET_AND_HOLD = 0x01,
1222 TC_TAPRIO_CMD_SET_AND_RELEASE = 0x02,
1223};
1224
1225enum {
1226 TCA_TAPRIO_SCHED_ENTRY_UNSPEC,
1227 TCA_TAPRIO_SCHED_ENTRY_INDEX, /* u32 */
1228 TCA_TAPRIO_SCHED_ENTRY_CMD, /* u8 */
1229 TCA_TAPRIO_SCHED_ENTRY_GATE_MASK, /* u32 */
1230 TCA_TAPRIO_SCHED_ENTRY_INTERVAL, /* u32 */
1231 __TCA_TAPRIO_SCHED_ENTRY_MAX,
1232};
1233#define TCA_TAPRIO_SCHED_ENTRY_MAX (__TCA_TAPRIO_SCHED_ENTRY_MAX - 1)
1234
1235/* The format for schedule entry list is:
1236 * [TCA_TAPRIO_SCHED_ENTRY_LIST]
1237 * [TCA_TAPRIO_SCHED_ENTRY]
1238 * [TCA_TAPRIO_SCHED_ENTRY_CMD]
1239 * [TCA_TAPRIO_SCHED_ENTRY_GATES]
1240 * [TCA_TAPRIO_SCHED_ENTRY_INTERVAL]
1241 */
1242enum {
1243 TCA_TAPRIO_SCHED_UNSPEC,
1244 TCA_TAPRIO_SCHED_ENTRY,
1245 __TCA_TAPRIO_SCHED_MAX,
1246};
1247
1248#define TCA_TAPRIO_SCHED_MAX (__TCA_TAPRIO_SCHED_MAX - 1)
1249
1250/* The format for the admin sched (dump only):
1251 * [TCA_TAPRIO_SCHED_ADMIN_SCHED]
1252 * [TCA_TAPRIO_ATTR_SCHED_BASE_TIME]
1253 * [TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST]
1254 * [TCA_TAPRIO_ATTR_SCHED_ENTRY]
1255 * [TCA_TAPRIO_ATTR_SCHED_ENTRY_CMD]
1256 * [TCA_TAPRIO_ATTR_SCHED_ENTRY_GATES]
1257 * [TCA_TAPRIO_ATTR_SCHED_ENTRY_INTERVAL]
1258 */
1259
1260#define TCA_TAPRIO_ATTR_FLAG_TXTIME_ASSIST _BITUL(0)
1261#define TCA_TAPRIO_ATTR_FLAG_FULL_OFFLOAD _BITUL(1)
1262
1263enum {
1264 TCA_TAPRIO_TC_ENTRY_UNSPEC,
1265 TCA_TAPRIO_TC_ENTRY_INDEX, /* u32 */
1266 TCA_TAPRIO_TC_ENTRY_MAX_SDU, /* u32 */
1267 TCA_TAPRIO_TC_ENTRY_FP, /* u32 */
1268
1269 /* add new constants above here */
1270 __TCA_TAPRIO_TC_ENTRY_CNT,
1271 TCA_TAPRIO_TC_ENTRY_MAX = (__TCA_TAPRIO_TC_ENTRY_CNT - 1)
1272};
1273
1274enum {
1275 TCA_TAPRIO_OFFLOAD_STATS_PAD = 1, /* u64 */
1276 TCA_TAPRIO_OFFLOAD_STATS_WINDOW_DROPS, /* u64 */
1277 TCA_TAPRIO_OFFLOAD_STATS_TX_OVERRUNS, /* u64 */
1278
1279 /* add new constants above here */
1280 __TCA_TAPRIO_OFFLOAD_STATS_CNT,
1281 TCA_TAPRIO_OFFLOAD_STATS_MAX = (__TCA_TAPRIO_OFFLOAD_STATS_CNT - 1)
1282};
1283
1284enum {
1285 TCA_TAPRIO_ATTR_UNSPEC,
1286 TCA_TAPRIO_ATTR_PRIOMAP, /* struct tc_mqprio_qopt */
1287 TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST, /* nested of entry */
1288 TCA_TAPRIO_ATTR_SCHED_BASE_TIME, /* s64 */
1289 TCA_TAPRIO_ATTR_SCHED_SINGLE_ENTRY, /* single entry */
1290 TCA_TAPRIO_ATTR_SCHED_CLOCKID, /* s32 */
1291 TCA_TAPRIO_PAD,
1292 TCA_TAPRIO_ATTR_ADMIN_SCHED, /* The admin sched, only used in dump */
1293 TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME, /* s64 */
1294 TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION, /* s64 */
1295 TCA_TAPRIO_ATTR_FLAGS, /* u32 */
1296 TCA_TAPRIO_ATTR_TXTIME_DELAY, /* u32 */
1297 TCA_TAPRIO_ATTR_TC_ENTRY, /* nest */
1298 __TCA_TAPRIO_ATTR_MAX,
1299};
1300
1301#define TCA_TAPRIO_ATTR_MAX (__TCA_TAPRIO_ATTR_MAX - 1)
1302
1303/* ETS */
1304
1305#define TCQ_ETS_MAX_BANDS 16
1306
1307enum {
1308 TCA_ETS_UNSPEC,
1309 TCA_ETS_NBANDS, /* u8 */
1310 TCA_ETS_NSTRICT, /* u8 */
1311 TCA_ETS_QUANTA, /* nested TCA_ETS_QUANTA_BAND */
1312 TCA_ETS_QUANTA_BAND, /* u32 */
1313 TCA_ETS_PRIOMAP, /* nested TCA_ETS_PRIOMAP_BAND */
1314 TCA_ETS_PRIOMAP_BAND, /* u8 */
1315 __TCA_ETS_MAX,
1316};
1317
1318#define TCA_ETS_MAX (__TCA_ETS_MAX - 1)
1319
1320#endif
1321

source code of linux/include/uapi/linux/pkt_sched.h