1
2#ifndef __NET_PKT_CLS_H
3#define __NET_PKT_CLS_H
4
5#include <linux/pkt_cls.h>
6#include <linux/workqueue.h>
7#include <net/sch_generic.h>
8#include <net/act_api.h>
9#include <net/net_namespace.h>
10
11
12#define TC_ACT_CONSUMED (TC_ACT_VALUE_MAX + 1)
13
14
15
16struct tcf_walker {
17 int stop;
18 int skip;
19 int count;
20 bool nonempty;
21 unsigned long cookie;
22 int (*fn)(struct tcf_proto *, void *node, struct tcf_walker *);
23};
24
25int register_tcf_proto_ops(struct tcf_proto_ops *ops);
26int unregister_tcf_proto_ops(struct tcf_proto_ops *ops);
27
28struct tcf_block_ext_info {
29 enum flow_block_binder_type binder_type;
30 tcf_chain_head_change_t *chain_head_change;
31 void *chain_head_change_priv;
32 u32 block_index;
33};
34
35struct tcf_qevent {
36 struct tcf_block *block;
37 struct tcf_block_ext_info info;
38 struct tcf_proto __rcu *filter_chain;
39};
40
41struct tcf_block_cb;
42bool tcf_queue_work(struct rcu_work *rwork, work_func_t func);
43
44#ifdef CONFIG_NET_CLS
45struct tcf_chain *tcf_chain_get_by_act(struct tcf_block *block,
46 u32 chain_index);
47void tcf_chain_put_by_act(struct tcf_chain *chain);
48struct tcf_chain *tcf_get_next_chain(struct tcf_block *block,
49 struct tcf_chain *chain);
50struct tcf_proto *tcf_get_next_proto(struct tcf_chain *chain,
51 struct tcf_proto *tp);
52void tcf_block_netif_keep_dst(struct tcf_block *block);
53int tcf_block_get(struct tcf_block **p_block,
54 struct tcf_proto __rcu **p_filter_chain, struct Qdisc *q,
55 struct netlink_ext_ack *extack);
56int tcf_block_get_ext(struct tcf_block **p_block, struct Qdisc *q,
57 struct tcf_block_ext_info *ei,
58 struct netlink_ext_ack *extack);
59void tcf_block_put(struct tcf_block *block);
60void tcf_block_put_ext(struct tcf_block *block, struct Qdisc *q,
61 struct tcf_block_ext_info *ei);
62
63static inline bool tcf_block_shared(struct tcf_block *block)
64{
65 return block->index;
66}
67
68static inline bool tcf_block_non_null_shared(struct tcf_block *block)
69{
70 return block && block->index;
71}
72
73static inline struct Qdisc *tcf_block_q(struct tcf_block *block)
74{
75 WARN_ON(tcf_block_shared(block));
76 return block->q;
77}
78
79int tcf_classify(struct sk_buff *skb, const struct tcf_proto *tp,
80 struct tcf_result *res, bool compat_mode);
81int tcf_classify_ingress(struct sk_buff *skb,
82 const struct tcf_block *ingress_block,
83 const struct tcf_proto *tp, struct tcf_result *res,
84 bool compat_mode);
85
86#else
87static inline bool tcf_block_shared(struct tcf_block *block)
88{
89 return false;
90}
91
92static inline bool tcf_block_non_null_shared(struct tcf_block *block)
93{
94 return false;
95}
96
97static inline
98int tcf_block_get(struct tcf_block **p_block,
99 struct tcf_proto __rcu **p_filter_chain, struct Qdisc *q,
100 struct netlink_ext_ack *extack)
101{
102 return 0;
103}
104
105static inline
106int tcf_block_get_ext(struct tcf_block **p_block, struct Qdisc *q,
107 struct tcf_block_ext_info *ei,
108 struct netlink_ext_ack *extack)
109{
110 return 0;
111}
112
113static inline void tcf_block_put(struct tcf_block *block)
114{
115}
116
117static inline
118void tcf_block_put_ext(struct tcf_block *block, struct Qdisc *q,
119 struct tcf_block_ext_info *ei)
120{
121}
122
123static inline struct Qdisc *tcf_block_q(struct tcf_block *block)
124{
125 return NULL;
126}
127
128static inline
129int tc_setup_cb_block_register(struct tcf_block *block, flow_setup_cb_t *cb,
130 void *cb_priv)
131{
132 return 0;
133}
134
135static inline
136void tc_setup_cb_block_unregister(struct tcf_block *block, flow_setup_cb_t *cb,
137 void *cb_priv)
138{
139}
140
141static inline int tcf_classify(struct sk_buff *skb, const struct tcf_proto *tp,
142 struct tcf_result *res, bool compat_mode)
143{
144 return TC_ACT_UNSPEC;
145}
146
147static inline int tcf_classify_ingress(struct sk_buff *skb,
148 const struct tcf_block *ingress_block,
149 const struct tcf_proto *tp,
150 struct tcf_result *res, bool compat_mode)
151{
152 return TC_ACT_UNSPEC;
153}
154
155#endif
156
157static inline unsigned long
158__cls_set_class(unsigned long *clp, unsigned long cl)
159{
160 return xchg(clp, cl);
161}
162
163static inline void
164__tcf_bind_filter(struct Qdisc *q, struct tcf_result *r, unsigned long base)
165{
166 unsigned long cl;
167
168 cl = q->ops->cl_ops->bind_tcf(q, base, r->classid);
169 cl = __cls_set_class(&r->class, cl);
170 if (cl)
171 q->ops->cl_ops->unbind_tcf(q, cl);
172}
173
174static inline void
175tcf_bind_filter(struct tcf_proto *tp, struct tcf_result *r, unsigned long base)
176{
177 struct Qdisc *q = tp->chain->block->q;
178
179
180
181
182 if (!q)
183 return;
184 sch_tree_lock(q);
185 __tcf_bind_filter(q, r, base);
186 sch_tree_unlock(q);
187}
188
189static inline void
190__tcf_unbind_filter(struct Qdisc *q, struct tcf_result *r)
191{
192 unsigned long cl;
193
194 if ((cl = __cls_set_class(&r->class, 0)) != 0)
195 q->ops->cl_ops->unbind_tcf(q, cl);
196}
197
198static inline void
199tcf_unbind_filter(struct tcf_proto *tp, struct tcf_result *r)
200{
201 struct Qdisc *q = tp->chain->block->q;
202
203 if (!q)
204 return;
205 __tcf_unbind_filter(q, r);
206}
207
208struct tcf_exts {
209#ifdef CONFIG_NET_CLS_ACT
210 __u32 type;
211 int nr_actions;
212 struct tc_action **actions;
213 struct net *net;
214#endif
215
216
217
218 int action;
219 int police;
220};
221
222static inline int tcf_exts_init(struct tcf_exts *exts, struct net *net,
223 int action, int police)
224{
225#ifdef CONFIG_NET_CLS_ACT
226 exts->type = 0;
227 exts->nr_actions = 0;
228 exts->net = net;
229 exts->actions = kcalloc(TCA_ACT_MAX_PRIO, sizeof(struct tc_action *),
230 GFP_KERNEL);
231 if (!exts->actions)
232 return -ENOMEM;
233#endif
234 exts->action = action;
235 exts->police = police;
236 return 0;
237}
238
239
240
241
242
243static inline bool tcf_exts_get_net(struct tcf_exts *exts)
244{
245#ifdef CONFIG_NET_CLS_ACT
246 exts->net = maybe_get_net(exts->net);
247 return exts->net != NULL;
248#else
249 return true;
250#endif
251}
252
253static inline void tcf_exts_put_net(struct tcf_exts *exts)
254{
255#ifdef CONFIG_NET_CLS_ACT
256 if (exts->net)
257 put_net(exts->net);
258#endif
259}
260
261#ifdef CONFIG_NET_CLS_ACT
262#define tcf_exts_for_each_action(i, a, exts) \
263 for (i = 0; i < TCA_ACT_MAX_PRIO && ((a) = (exts)->actions[i]); i++)
264#else
265#define tcf_exts_for_each_action(i, a, exts) \
266 for (; 0; (void)(i), (void)(a), (void)(exts))
267#endif
268
269static inline void
270tcf_exts_stats_update(const struct tcf_exts *exts,
271 u64 bytes, u64 packets, u64 drops, u64 lastuse,
272 u8 used_hw_stats, bool used_hw_stats_valid)
273{
274#ifdef CONFIG_NET_CLS_ACT
275 int i;
276
277 preempt_disable();
278
279 for (i = 0; i < exts->nr_actions; i++) {
280 struct tc_action *a = exts->actions[i];
281
282 tcf_action_stats_update(a, bytes, packets, drops,
283 lastuse, true);
284 a->used_hw_stats = used_hw_stats;
285 a->used_hw_stats_valid = used_hw_stats_valid;
286 }
287
288 preempt_enable();
289#endif
290}
291
292
293
294
295
296
297
298static inline bool tcf_exts_has_actions(struct tcf_exts *exts)
299{
300#ifdef CONFIG_NET_CLS_ACT
301 return exts->nr_actions;
302#else
303 return false;
304#endif
305}
306
307
308
309
310
311
312
313
314
315
316
317
318static inline int
319tcf_exts_exec(struct sk_buff *skb, struct tcf_exts *exts,
320 struct tcf_result *res)
321{
322#ifdef CONFIG_NET_CLS_ACT
323 return tcf_action_exec(skb, exts->actions, exts->nr_actions, res);
324#endif
325 return TC_ACT_OK;
326}
327
328int tcf_exts_validate(struct net *net, struct tcf_proto *tp,
329 struct nlattr **tb, struct nlattr *rate_tlv,
330 struct tcf_exts *exts, bool ovr, bool rtnl_held,
331 struct netlink_ext_ack *extack);
332void tcf_exts_destroy(struct tcf_exts *exts);
333void tcf_exts_change(struct tcf_exts *dst, struct tcf_exts *src);
334int tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts);
335int tcf_exts_terse_dump(struct sk_buff *skb, struct tcf_exts *exts);
336int tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts);
337
338
339
340
341struct tcf_pkt_info {
342 unsigned char * ptr;
343 int nexthdr;
344};
345
346#ifdef CONFIG_NET_EMATCH
347
348struct tcf_ematch_ops;
349
350
351
352
353
354
355
356
357
358
359struct tcf_ematch {
360 struct tcf_ematch_ops * ops;
361 unsigned long data;
362 unsigned int datalen;
363 u16 matchid;
364 u16 flags;
365 struct net *net;
366};
367
368static inline int tcf_em_is_container(struct tcf_ematch *em)
369{
370 return !em->ops;
371}
372
373static inline int tcf_em_is_simple(struct tcf_ematch *em)
374{
375 return em->flags & TCF_EM_SIMPLE;
376}
377
378static inline int tcf_em_is_inverted(struct tcf_ematch *em)
379{
380 return em->flags & TCF_EM_INVERT;
381}
382
383static inline int tcf_em_last_match(struct tcf_ematch *em)
384{
385 return (em->flags & TCF_EM_REL_MASK) == TCF_EM_REL_END;
386}
387
388static inline int tcf_em_early_end(struct tcf_ematch *em, int result)
389{
390 if (tcf_em_last_match(em))
391 return 1;
392
393 if (result == 0 && em->flags & TCF_EM_REL_AND)
394 return 1;
395
396 if (result != 0 && em->flags & TCF_EM_REL_OR)
397 return 1;
398
399 return 0;
400}
401
402
403
404
405
406
407
408struct tcf_ematch_tree {
409 struct tcf_ematch_tree_hdr hdr;
410 struct tcf_ematch * matches;
411
412};
413
414
415
416
417
418
419
420
421
422
423
424
425
426struct tcf_ematch_ops {
427 int kind;
428 int datalen;
429 int (*change)(struct net *net, void *,
430 int, struct tcf_ematch *);
431 int (*match)(struct sk_buff *, struct tcf_ematch *,
432 struct tcf_pkt_info *);
433 void (*destroy)(struct tcf_ematch *);
434 int (*dump)(struct sk_buff *, struct tcf_ematch *);
435 struct module *owner;
436 struct list_head link;
437};
438
439int tcf_em_register(struct tcf_ematch_ops *);
440void tcf_em_unregister(struct tcf_ematch_ops *);
441int tcf_em_tree_validate(struct tcf_proto *, struct nlattr *,
442 struct tcf_ematch_tree *);
443void tcf_em_tree_destroy(struct tcf_ematch_tree *);
444int tcf_em_tree_dump(struct sk_buff *, struct tcf_ematch_tree *, int);
445int __tcf_em_tree_match(struct sk_buff *, struct tcf_ematch_tree *,
446 struct tcf_pkt_info *);
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462static inline int tcf_em_tree_match(struct sk_buff *skb,
463 struct tcf_ematch_tree *tree,
464 struct tcf_pkt_info *info)
465{
466 if (tree->hdr.nmatches)
467 return __tcf_em_tree_match(skb, tree, info);
468 else
469 return 1;
470}
471
472#define MODULE_ALIAS_TCF_EMATCH(kind) MODULE_ALIAS("ematch-kind-" __stringify(kind))
473
474#else
475
476struct tcf_ematch_tree {
477};
478
479#define tcf_em_tree_validate(tp, tb, t) ((void)(t), 0)
480#define tcf_em_tree_destroy(t) do { (void)(t); } while(0)
481#define tcf_em_tree_dump(skb, t, tlv) (0)
482#define tcf_em_tree_match(skb, t, info) ((void)(info), 1)
483
484#endif
485
486static inline unsigned char * tcf_get_base_ptr(struct sk_buff *skb, int layer)
487{
488 switch (layer) {
489 case TCF_LAYER_LINK:
490 return skb_mac_header(skb);
491 case TCF_LAYER_NETWORK:
492 return skb_network_header(skb);
493 case TCF_LAYER_TRANSPORT:
494 return skb_transport_header(skb);
495 }
496
497 return NULL;
498}
499
500static inline int tcf_valid_offset(const struct sk_buff *skb,
501 const unsigned char *ptr, const int len)
502{
503 return likely((ptr + len) <= skb_tail_pointer(skb) &&
504 ptr >= skb->head &&
505 (ptr <= (ptr + len)));
506}
507
508static inline int
509tcf_change_indev(struct net *net, struct nlattr *indev_tlv,
510 struct netlink_ext_ack *extack)
511{
512 char indev[IFNAMSIZ];
513 struct net_device *dev;
514
515 if (nla_strscpy(indev, indev_tlv, IFNAMSIZ) < 0) {
516 NL_SET_ERR_MSG_ATTR(extack, indev_tlv,
517 "Interface name too long");
518 return -EINVAL;
519 }
520 dev = __dev_get_by_name(net, indev);
521 if (!dev) {
522 NL_SET_ERR_MSG_ATTR(extack, indev_tlv,
523 "Network device not found");
524 return -ENODEV;
525 }
526 return dev->ifindex;
527}
528
529static inline bool
530tcf_match_indev(struct sk_buff *skb, int ifindex)
531{
532 if (!ifindex)
533 return true;
534 if (!skb->skb_iif)
535 return false;
536 return ifindex == skb->skb_iif;
537}
538
539int tc_setup_flow_action(struct flow_action *flow_action,
540 const struct tcf_exts *exts);
541void tc_cleanup_flow_action(struct flow_action *flow_action);
542
543int tc_setup_cb_call(struct tcf_block *block, enum tc_setup_type type,
544 void *type_data, bool err_stop, bool rtnl_held);
545int tc_setup_cb_add(struct tcf_block *block, struct tcf_proto *tp,
546 enum tc_setup_type type, void *type_data, bool err_stop,
547 u32 *flags, unsigned int *in_hw_count, bool rtnl_held);
548int tc_setup_cb_replace(struct tcf_block *block, struct tcf_proto *tp,
549 enum tc_setup_type type, void *type_data, bool err_stop,
550 u32 *old_flags, unsigned int *old_in_hw_count,
551 u32 *new_flags, unsigned int *new_in_hw_count,
552 bool rtnl_held);
553int tc_setup_cb_destroy(struct tcf_block *block, struct tcf_proto *tp,
554 enum tc_setup_type type, void *type_data, bool err_stop,
555 u32 *flags, unsigned int *in_hw_count, bool rtnl_held);
556int tc_setup_cb_reoffload(struct tcf_block *block, struct tcf_proto *tp,
557 bool add, flow_setup_cb_t *cb,
558 enum tc_setup_type type, void *type_data,
559 void *cb_priv, u32 *flags, unsigned int *in_hw_count);
560unsigned int tcf_exts_num_actions(struct tcf_exts *exts);
561
562#ifdef CONFIG_NET_CLS_ACT
563int tcf_qevent_init(struct tcf_qevent *qe, struct Qdisc *sch,
564 enum flow_block_binder_type binder_type,
565 struct nlattr *block_index_attr,
566 struct netlink_ext_ack *extack);
567void tcf_qevent_destroy(struct tcf_qevent *qe, struct Qdisc *sch);
568int tcf_qevent_validate_change(struct tcf_qevent *qe, struct nlattr *block_index_attr,
569 struct netlink_ext_ack *extack);
570struct sk_buff *tcf_qevent_handle(struct tcf_qevent *qe, struct Qdisc *sch, struct sk_buff *skb,
571 struct sk_buff **to_free, int *ret);
572int tcf_qevent_dump(struct sk_buff *skb, int attr_name, struct tcf_qevent *qe);
573#else
574static inline int tcf_qevent_init(struct tcf_qevent *qe, struct Qdisc *sch,
575 enum flow_block_binder_type binder_type,
576 struct nlattr *block_index_attr,
577 struct netlink_ext_ack *extack)
578{
579 return 0;
580}
581
582static inline void tcf_qevent_destroy(struct tcf_qevent *qe, struct Qdisc *sch)
583{
584}
585
586static inline int tcf_qevent_validate_change(struct tcf_qevent *qe, struct nlattr *block_index_attr,
587 struct netlink_ext_ack *extack)
588{
589 return 0;
590}
591
592static inline struct sk_buff *
593tcf_qevent_handle(struct tcf_qevent *qe, struct Qdisc *sch, struct sk_buff *skb,
594 struct sk_buff **to_free, int *ret)
595{
596 return skb;
597}
598
599static inline int tcf_qevent_dump(struct sk_buff *skb, int attr_name, struct tcf_qevent *qe)
600{
601 return 0;
602}
603#endif
604
605struct tc_cls_u32_knode {
606 struct tcf_exts *exts;
607 struct tcf_result *res;
608 struct tc_u32_sel *sel;
609 u32 handle;
610 u32 val;
611 u32 mask;
612 u32 link_handle;
613 u8 fshift;
614};
615
616struct tc_cls_u32_hnode {
617 u32 handle;
618 u32 prio;
619 unsigned int divisor;
620};
621
622enum tc_clsu32_command {
623 TC_CLSU32_NEW_KNODE,
624 TC_CLSU32_REPLACE_KNODE,
625 TC_CLSU32_DELETE_KNODE,
626 TC_CLSU32_NEW_HNODE,
627 TC_CLSU32_REPLACE_HNODE,
628 TC_CLSU32_DELETE_HNODE,
629};
630
631struct tc_cls_u32_offload {
632 struct flow_cls_common_offload common;
633
634 enum tc_clsu32_command command;
635 union {
636 struct tc_cls_u32_knode knode;
637 struct tc_cls_u32_hnode hnode;
638 };
639};
640
641static inline bool tc_can_offload(const struct net_device *dev)
642{
643 return dev->features & NETIF_F_HW_TC;
644}
645
646static inline bool tc_can_offload_extack(const struct net_device *dev,
647 struct netlink_ext_ack *extack)
648{
649 bool can = tc_can_offload(dev);
650
651 if (!can)
652 NL_SET_ERR_MSG(extack, "TC offload is disabled on net device");
653
654 return can;
655}
656
657static inline bool
658tc_cls_can_offload_and_chain0(const struct net_device *dev,
659 struct flow_cls_common_offload *common)
660{
661 if (!tc_can_offload_extack(dev, common->extack))
662 return false;
663 if (common->chain_index) {
664 NL_SET_ERR_MSG(common->extack,
665 "Driver supports only offload of chain 0");
666 return false;
667 }
668 return true;
669}
670
671static inline bool tc_skip_hw(u32 flags)
672{
673 return (flags & TCA_CLS_FLAGS_SKIP_HW) ? true : false;
674}
675
676static inline bool tc_skip_sw(u32 flags)
677{
678 return (flags & TCA_CLS_FLAGS_SKIP_SW) ? true : false;
679}
680
681
682static inline bool tc_flags_valid(u32 flags)
683{
684 if (flags & ~(TCA_CLS_FLAGS_SKIP_HW | TCA_CLS_FLAGS_SKIP_SW |
685 TCA_CLS_FLAGS_VERBOSE))
686 return false;
687
688 flags &= TCA_CLS_FLAGS_SKIP_HW | TCA_CLS_FLAGS_SKIP_SW;
689 if (!(flags ^ (TCA_CLS_FLAGS_SKIP_HW | TCA_CLS_FLAGS_SKIP_SW)))
690 return false;
691
692 return true;
693}
694
695static inline bool tc_in_hw(u32 flags)
696{
697 return (flags & TCA_CLS_FLAGS_IN_HW) ? true : false;
698}
699
700static inline void
701tc_cls_common_offload_init(struct flow_cls_common_offload *cls_common,
702 const struct tcf_proto *tp, u32 flags,
703 struct netlink_ext_ack *extack)
704{
705 cls_common->chain_index = tp->chain->index;
706 cls_common->protocol = tp->protocol;
707 cls_common->prio = tp->prio >> 16;
708 if (tc_skip_sw(flags) || flags & TCA_CLS_FLAGS_VERBOSE)
709 cls_common->extack = extack;
710}
711
712enum tc_matchall_command {
713 TC_CLSMATCHALL_REPLACE,
714 TC_CLSMATCHALL_DESTROY,
715 TC_CLSMATCHALL_STATS,
716};
717
718struct tc_cls_matchall_offload {
719 struct flow_cls_common_offload common;
720 enum tc_matchall_command command;
721 struct flow_rule *rule;
722 struct flow_stats stats;
723 unsigned long cookie;
724};
725
726enum tc_clsbpf_command {
727 TC_CLSBPF_OFFLOAD,
728 TC_CLSBPF_STATS,
729};
730
731struct tc_cls_bpf_offload {
732 struct flow_cls_common_offload common;
733 enum tc_clsbpf_command command;
734 struct tcf_exts *exts;
735 struct bpf_prog *prog;
736 struct bpf_prog *oldprog;
737 const char *name;
738 bool exts_integrated;
739};
740
741struct tc_mqprio_qopt_offload {
742
743 struct tc_mqprio_qopt qopt;
744 u16 mode;
745 u16 shaper;
746 u32 flags;
747 u64 min_rate[TC_QOPT_MAX_QUEUE];
748 u64 max_rate[TC_QOPT_MAX_QUEUE];
749};
750
751
752
753
754struct tc_cookie {
755 u8 *data;
756 u32 len;
757 struct rcu_head rcu;
758};
759
760struct tc_qopt_offload_stats {
761 struct gnet_stats_basic_packed *bstats;
762 struct gnet_stats_queue *qstats;
763};
764
765enum tc_mq_command {
766 TC_MQ_CREATE,
767 TC_MQ_DESTROY,
768 TC_MQ_STATS,
769 TC_MQ_GRAFT,
770};
771
772struct tc_mq_opt_offload_graft_params {
773 unsigned long queue;
774 u32 child_handle;
775};
776
777struct tc_mq_qopt_offload {
778 enum tc_mq_command command;
779 u32 handle;
780 union {
781 struct tc_qopt_offload_stats stats;
782 struct tc_mq_opt_offload_graft_params graft_params;
783 };
784};
785
786enum tc_htb_command {
787
788 TC_HTB_CREATE,
789 TC_HTB_DESTROY,
790
791
792
793 TC_HTB_LEAF_ALLOC_QUEUE,
794
795 TC_HTB_LEAF_TO_INNER,
796
797 TC_HTB_LEAF_DEL,
798
799 TC_HTB_LEAF_DEL_LAST,
800
801 TC_HTB_LEAF_DEL_LAST_FORCE,
802
803 TC_HTB_NODE_MODIFY,
804
805
806 TC_HTB_LEAF_QUERY_QUEUE,
807};
808
809struct tc_htb_qopt_offload {
810 struct netlink_ext_ack *extack;
811 enum tc_htb_command command;
812 u16 classid;
813 u32 parent_classid;
814 u16 qid;
815 u16 moved_qid;
816 u64 rate;
817 u64 ceil;
818};
819
820#define TC_HTB_CLASSID_ROOT U32_MAX
821
822enum tc_red_command {
823 TC_RED_REPLACE,
824 TC_RED_DESTROY,
825 TC_RED_STATS,
826 TC_RED_XSTATS,
827 TC_RED_GRAFT,
828};
829
830struct tc_red_qopt_offload_params {
831 u32 min;
832 u32 max;
833 u32 probability;
834 u32 limit;
835 bool is_ecn;
836 bool is_harddrop;
837 bool is_nodrop;
838 struct gnet_stats_queue *qstats;
839};
840
841struct tc_red_qopt_offload {
842 enum tc_red_command command;
843 u32 handle;
844 u32 parent;
845 union {
846 struct tc_red_qopt_offload_params set;
847 struct tc_qopt_offload_stats stats;
848 struct red_stats *xstats;
849 u32 child_handle;
850 };
851};
852
853enum tc_gred_command {
854 TC_GRED_REPLACE,
855 TC_GRED_DESTROY,
856 TC_GRED_STATS,
857};
858
859struct tc_gred_vq_qopt_offload_params {
860 bool present;
861 u32 limit;
862 u32 prio;
863 u32 min;
864 u32 max;
865 bool is_ecn;
866 bool is_harddrop;
867 u32 probability;
868
869 u32 *backlog;
870};
871
872struct tc_gred_qopt_offload_params {
873 bool grio_on;
874 bool wred_on;
875 unsigned int dp_cnt;
876 unsigned int dp_def;
877 struct gnet_stats_queue *qstats;
878 struct tc_gred_vq_qopt_offload_params tab[MAX_DPs];
879};
880
881struct tc_gred_qopt_offload_stats {
882 struct gnet_stats_basic_packed bstats[MAX_DPs];
883 struct gnet_stats_queue qstats[MAX_DPs];
884 struct red_stats *xstats[MAX_DPs];
885};
886
887struct tc_gred_qopt_offload {
888 enum tc_gred_command command;
889 u32 handle;
890 u32 parent;
891 union {
892 struct tc_gred_qopt_offload_params set;
893 struct tc_gred_qopt_offload_stats stats;
894 };
895};
896
897enum tc_prio_command {
898 TC_PRIO_REPLACE,
899 TC_PRIO_DESTROY,
900 TC_PRIO_STATS,
901 TC_PRIO_GRAFT,
902};
903
904struct tc_prio_qopt_offload_params {
905 int bands;
906 u8 priomap[TC_PRIO_MAX + 1];
907
908
909
910 struct gnet_stats_queue *qstats;
911};
912
913struct tc_prio_qopt_offload_graft_params {
914 u8 band;
915 u32 child_handle;
916};
917
918struct tc_prio_qopt_offload {
919 enum tc_prio_command command;
920 u32 handle;
921 u32 parent;
922 union {
923 struct tc_prio_qopt_offload_params replace_params;
924 struct tc_qopt_offload_stats stats;
925 struct tc_prio_qopt_offload_graft_params graft_params;
926 };
927};
928
929enum tc_root_command {
930 TC_ROOT_GRAFT,
931};
932
933struct tc_root_qopt_offload {
934 enum tc_root_command command;
935 u32 handle;
936 bool ingress;
937};
938
939enum tc_ets_command {
940 TC_ETS_REPLACE,
941 TC_ETS_DESTROY,
942 TC_ETS_STATS,
943 TC_ETS_GRAFT,
944};
945
946struct tc_ets_qopt_offload_replace_params {
947 unsigned int bands;
948 u8 priomap[TC_PRIO_MAX + 1];
949 unsigned int quanta[TCQ_ETS_MAX_BANDS];
950 unsigned int weights[TCQ_ETS_MAX_BANDS];
951 struct gnet_stats_queue *qstats;
952};
953
954struct tc_ets_qopt_offload_graft_params {
955 u8 band;
956 u32 child_handle;
957};
958
959struct tc_ets_qopt_offload {
960 enum tc_ets_command command;
961 u32 handle;
962 u32 parent;
963 union {
964 struct tc_ets_qopt_offload_replace_params replace_params;
965 struct tc_qopt_offload_stats stats;
966 struct tc_ets_qopt_offload_graft_params graft_params;
967 };
968};
969
970enum tc_tbf_command {
971 TC_TBF_REPLACE,
972 TC_TBF_DESTROY,
973 TC_TBF_STATS,
974};
975
976struct tc_tbf_qopt_offload_replace_params {
977 struct psched_ratecfg rate;
978 u32 max_size;
979 struct gnet_stats_queue *qstats;
980};
981
982struct tc_tbf_qopt_offload {
983 enum tc_tbf_command command;
984 u32 handle;
985 u32 parent;
986 union {
987 struct tc_tbf_qopt_offload_replace_params replace_params;
988 struct tc_qopt_offload_stats stats;
989 };
990};
991
992enum tc_fifo_command {
993 TC_FIFO_REPLACE,
994 TC_FIFO_DESTROY,
995 TC_FIFO_STATS,
996};
997
998struct tc_fifo_qopt_offload {
999 enum tc_fifo_command command;
1000 u32 handle;
1001 u32 parent;
1002 union {
1003 struct tc_qopt_offload_stats stats;
1004 };
1005};
1006
1007#endif
1008