1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __NET_PKT_CLS_H
3 #define __NET_PKT_CLS_H
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>
11 /* TC action not accessible from user space */
12 #define TC_ACT_CONSUMED (TC_ACT_VALUE_MAX + 1)
14 /* Basic packet classifier frontend definitions. */
22 int (*fn
)(struct tcf_proto
*, void *node
, struct tcf_walker
*);
25 int register_tcf_proto_ops(struct tcf_proto_ops
*ops
);
26 int unregister_tcf_proto_ops(struct tcf_proto_ops
*ops
);
28 struct 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
;
36 struct tcf_block
*block
;
37 struct tcf_block_ext_info info
;
38 struct tcf_proto __rcu
*filter_chain
;
42 bool tcf_queue_work(struct rcu_work
*rwork
, work_func_t func
);
45 struct tcf_chain
*tcf_chain_get_by_act(struct tcf_block
*block
,
47 void tcf_chain_put_by_act(struct tcf_chain
*chain
);
48 struct tcf_chain
*tcf_get_next_chain(struct tcf_block
*block
,
49 struct tcf_chain
*chain
);
50 struct tcf_proto
*tcf_get_next_proto(struct tcf_chain
*chain
,
51 struct tcf_proto
*tp
);
52 void tcf_block_netif_keep_dst(struct tcf_block
*block
);
53 int 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
);
56 int 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
);
59 void tcf_block_put(struct tcf_block
*block
);
60 void tcf_block_put_ext(struct tcf_block
*block
, struct Qdisc
*q
,
61 struct tcf_block_ext_info
*ei
);
63 static inline bool tcf_block_shared(struct tcf_block
*block
)
68 static inline bool tcf_block_non_null_shared(struct tcf_block
*block
)
70 return block
&& block
->index
;
73 static inline struct Qdisc
*tcf_block_q(struct tcf_block
*block
)
75 WARN_ON(tcf_block_shared(block
));
79 int tcf_classify(struct sk_buff
*skb
, const struct tcf_proto
*tp
,
80 struct tcf_result
*res
, bool compat_mode
);
81 int tcf_classify_ingress(struct sk_buff
*skb
,
82 const struct tcf_block
*ingress_block
,
83 const struct tcf_proto
*tp
, struct tcf_result
*res
,
87 static inline bool tcf_block_shared(struct tcf_block
*block
)
92 static inline bool tcf_block_non_null_shared(struct tcf_block
*block
)
98 int 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
)
106 int 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
)
113 static inline void tcf_block_put(struct tcf_block
*block
)
118 void tcf_block_put_ext(struct tcf_block
*block
, struct Qdisc
*q
,
119 struct tcf_block_ext_info
*ei
)
123 static inline struct Qdisc
*tcf_block_q(struct tcf_block
*block
)
129 int tc_setup_cb_block_register(struct tcf_block
*block
, flow_setup_cb_t
*cb
,
136 void tc_setup_cb_block_unregister(struct tcf_block
*block
, flow_setup_cb_t
*cb
,
141 static inline int tcf_classify(struct sk_buff
*skb
, const struct tcf_proto
*tp
,
142 struct tcf_result
*res
, bool compat_mode
)
144 return TC_ACT_UNSPEC
;
147 static 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
)
152 return TC_ACT_UNSPEC
;
157 static inline unsigned long
158 __cls_set_class(unsigned long *clp
, unsigned long cl
)
160 return xchg(clp
, cl
);
164 __tcf_bind_filter(struct Qdisc
*q
, struct tcf_result
*r
, unsigned long base
)
168 cl
= q
->ops
->cl_ops
->bind_tcf(q
, base
, r
->classid
);
169 cl
= __cls_set_class(&r
->class, cl
);
171 q
->ops
->cl_ops
->unbind_tcf(q
, cl
);
175 tcf_bind_filter(struct tcf_proto
*tp
, struct tcf_result
*r
, unsigned long base
)
177 struct Qdisc
*q
= tp
->chain
->block
->q
;
179 /* Check q as it is not set for shared blocks. In that case,
180 * setting class is not supported.
185 __tcf_bind_filter(q
, r
, base
);
190 __tcf_unbind_filter(struct Qdisc
*q
, struct tcf_result
*r
)
194 if ((cl
= __cls_set_class(&r
->class, 0)) != 0)
195 q
->ops
->cl_ops
->unbind_tcf(q
, cl
);
199 tcf_unbind_filter(struct tcf_proto
*tp
, struct tcf_result
*r
)
201 struct Qdisc
*q
= tp
->chain
->block
->q
;
205 __tcf_unbind_filter(q
, r
);
209 #ifdef CONFIG_NET_CLS_ACT
210 __u32 type
; /* for backward compat(TCA_OLD_COMPAT) */
212 struct tc_action
**actions
;
215 /* Map to export classifier specific extension TLV types to the
216 * generic extensions API. Unsupported extensions must be set to 0.
222 static inline int tcf_exts_init(struct tcf_exts
*exts
, struct net
*net
,
223 int action
, int police
)
225 #ifdef CONFIG_NET_CLS_ACT
227 exts
->nr_actions
= 0;
229 exts
->actions
= kcalloc(TCA_ACT_MAX_PRIO
, sizeof(struct tc_action
*),
234 exts
->action
= action
;
235 exts
->police
= police
;
239 /* Return false if the netns is being destroyed in cleanup_net(). Callers
240 * need to do cleanup synchronously in this case, otherwise may race with
241 * tc_action_net_exit(). Return true for other cases.
243 static inline bool tcf_exts_get_net(struct tcf_exts
*exts
)
245 #ifdef CONFIG_NET_CLS_ACT
246 exts
->net
= maybe_get_net(exts
->net
);
247 return exts
->net
!= NULL
;
253 static inline void tcf_exts_put_net(struct tcf_exts
*exts
)
255 #ifdef CONFIG_NET_CLS_ACT
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++)
265 #define tcf_exts_for_each_action(i, a, exts) \
266 for (; 0; (void)(i), (void)(a), (void)(exts))
270 tcf_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
)
274 #ifdef CONFIG_NET_CLS_ACT
279 for (i
= 0; i
< exts
->nr_actions
; i
++) {
280 struct tc_action
*a
= exts
->actions
[i
];
282 tcf_action_stats_update(a
, bytes
, packets
, drops
,
284 a
->used_hw_stats
= used_hw_stats
;
285 a
->used_hw_stats_valid
= used_hw_stats_valid
;
293 * tcf_exts_has_actions - check if at least one action is present
294 * @exts: tc filter extensions handle
296 * Returns true if at least one action is present.
298 static inline bool tcf_exts_has_actions(struct tcf_exts
*exts
)
300 #ifdef CONFIG_NET_CLS_ACT
301 return exts
->nr_actions
;
308 * tcf_exts_exec - execute tc filter extensions
309 * @skb: socket buffer
310 * @exts: tc filter extensions handle
311 * @res: desired result
313 * Executes all configured extensions. Returns TC_ACT_OK on a normal execution,
314 * a negative number if the filter must be considered unmatched or
315 * a positive action code (TC_ACT_*) which must be returned to the
319 tcf_exts_exec(struct sk_buff
*skb
, struct tcf_exts
*exts
,
320 struct tcf_result
*res
)
322 #ifdef CONFIG_NET_CLS_ACT
323 return tcf_action_exec(skb
, exts
->actions
, exts
->nr_actions
, res
);
328 int 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
);
332 void tcf_exts_destroy(struct tcf_exts
*exts
);
333 void tcf_exts_change(struct tcf_exts
*dst
, struct tcf_exts
*src
);
334 int tcf_exts_dump(struct sk_buff
*skb
, struct tcf_exts
*exts
);
335 int tcf_exts_terse_dump(struct sk_buff
*skb
, struct tcf_exts
*exts
);
336 int tcf_exts_dump_stats(struct sk_buff
*skb
, struct tcf_exts
*exts
);
339 * struct tcf_pkt_info - packet information
341 struct tcf_pkt_info
{
346 #ifdef CONFIG_NET_EMATCH
348 struct tcf_ematch_ops
;
351 * struct tcf_ematch - extended match (ematch)
353 * @matchid: identifier to allow userspace to reidentify a match
354 * @flags: flags specifying attributes and the relation to other matches
355 * @ops: the operations lookup table of the corresponding ematch module
356 * @datalen: length of the ematch specific configuration data
357 * @data: ematch specific data
360 struct tcf_ematch_ops
* ops
;
362 unsigned int datalen
;
368 static inline int tcf_em_is_container(struct tcf_ematch
*em
)
373 static inline int tcf_em_is_simple(struct tcf_ematch
*em
)
375 return em
->flags
& TCF_EM_SIMPLE
;
378 static inline int tcf_em_is_inverted(struct tcf_ematch
*em
)
380 return em
->flags
& TCF_EM_INVERT
;
383 static inline int tcf_em_last_match(struct tcf_ematch
*em
)
385 return (em
->flags
& TCF_EM_REL_MASK
) == TCF_EM_REL_END
;
388 static inline int tcf_em_early_end(struct tcf_ematch
*em
, int result
)
390 if (tcf_em_last_match(em
))
393 if (result
== 0 && em
->flags
& TCF_EM_REL_AND
)
396 if (result
!= 0 && em
->flags
& TCF_EM_REL_OR
)
403 * struct tcf_ematch_tree - ematch tree handle
405 * @hdr: ematch tree header supplied by userspace
406 * @matches: array of ematches
408 struct tcf_ematch_tree
{
409 struct tcf_ematch_tree_hdr hdr
;
410 struct tcf_ematch
* matches
;
415 * struct tcf_ematch_ops - ematch module operations
417 * @kind: identifier (kind) of this ematch module
418 * @datalen: length of expected configuration data (optional)
419 * @change: called during validation (optional)
420 * @match: called during ematch tree evaluation, must return 1/0
421 * @destroy: called during destroyage (optional)
422 * @dump: called during dumping process (optional)
423 * @owner: owner, must be set to THIS_MODULE
424 * @link: link to previous/next ematch module (internal use)
426 struct tcf_ematch_ops
{
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
;
439 int tcf_em_register(struct tcf_ematch_ops
*);
440 void tcf_em_unregister(struct tcf_ematch_ops
*);
441 int tcf_em_tree_validate(struct tcf_proto
*, struct nlattr
*,
442 struct tcf_ematch_tree
*);
443 void tcf_em_tree_destroy(struct tcf_ematch_tree
*);
444 int tcf_em_tree_dump(struct sk_buff
*, struct tcf_ematch_tree
*, int);
445 int __tcf_em_tree_match(struct sk_buff
*, struct tcf_ematch_tree
*,
446 struct tcf_pkt_info
*);
449 * tcf_em_tree_match - evaulate an ematch tree
451 * @skb: socket buffer of the packet in question
452 * @tree: ematch tree to be used for evaluation
453 * @info: packet information examined by classifier
455 * This function matches @skb against the ematch tree in @tree by going
456 * through all ematches respecting their logic relations returning
457 * as soon as the result is obvious.
459 * Returns 1 if the ematch tree as-one matches, no ematches are configured
460 * or ematch is not enabled in the kernel, otherwise 0 is returned.
462 static inline int tcf_em_tree_match(struct sk_buff
*skb
,
463 struct tcf_ematch_tree
*tree
,
464 struct tcf_pkt_info
*info
)
466 if (tree
->hdr
.nmatches
)
467 return __tcf_em_tree_match(skb
, tree
, info
);
472 #define MODULE_ALIAS_TCF_EMATCH(kind) MODULE_ALIAS("ematch-kind-" __stringify(kind))
474 #else /* CONFIG_NET_EMATCH */
476 struct tcf_ematch_tree
{
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)
484 #endif /* CONFIG_NET_EMATCH */
486 static inline unsigned char * tcf_get_base_ptr(struct sk_buff
*skb
, int layer
)
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
);
500 static inline int tcf_valid_offset(const struct sk_buff
*skb
,
501 const unsigned char *ptr
, const int len
)
503 return likely((ptr
+ len
) <= skb_tail_pointer(skb
) &&
505 (ptr
<= (ptr
+ len
)));
509 tcf_change_indev(struct net
*net
, struct nlattr
*indev_tlv
,
510 struct netlink_ext_ack
*extack
)
512 char indev
[IFNAMSIZ
];
513 struct net_device
*dev
;
515 if (nla_strscpy(indev
, indev_tlv
, IFNAMSIZ
) < 0) {
516 NL_SET_ERR_MSG_ATTR(extack
, indev_tlv
,
517 "Interface name too long");
520 dev
= __dev_get_by_name(net
, indev
);
522 NL_SET_ERR_MSG_ATTR(extack
, indev_tlv
,
523 "Network device not found");
530 tcf_match_indev(struct sk_buff
*skb
, int ifindex
)
536 return ifindex
== skb
->skb_iif
;
539 int tc_setup_flow_action(struct flow_action
*flow_action
,
540 const struct tcf_exts
*exts
);
541 void tc_cleanup_flow_action(struct flow_action
*flow_action
);
543 int tc_setup_cb_call(struct tcf_block
*block
, enum tc_setup_type type
,
544 void *type_data
, bool err_stop
, bool rtnl_held
);
545 int 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
);
548 int 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
,
553 int 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
);
556 int 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
);
560 unsigned int tcf_exts_num_actions(struct tcf_exts
*exts
);
562 #ifdef CONFIG_NET_CLS_ACT
563 int 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
);
567 void tcf_qevent_destroy(struct tcf_qevent
*qe
, struct Qdisc
*sch
);
568 int tcf_qevent_validate_change(struct tcf_qevent
*qe
, struct nlattr
*block_index_attr
,
569 struct netlink_ext_ack
*extack
);
570 struct sk_buff
*tcf_qevent_handle(struct tcf_qevent
*qe
, struct Qdisc
*sch
, struct sk_buff
*skb
,
571 struct sk_buff
**to_free
, int *ret
);
572 int tcf_qevent_dump(struct sk_buff
*skb
, int attr_name
, struct tcf_qevent
*qe
);
574 static 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
)
582 static inline void tcf_qevent_destroy(struct tcf_qevent
*qe
, struct Qdisc
*sch
)
586 static inline int tcf_qevent_validate_change(struct tcf_qevent
*qe
, struct nlattr
*block_index_attr
,
587 struct netlink_ext_ack
*extack
)
592 static inline struct sk_buff
*
593 tcf_qevent_handle(struct tcf_qevent
*qe
, struct Qdisc
*sch
, struct sk_buff
*skb
,
594 struct sk_buff
**to_free
, int *ret
)
599 static inline int tcf_qevent_dump(struct sk_buff
*skb
, int attr_name
, struct tcf_qevent
*qe
)
605 struct tc_cls_u32_knode
{
606 struct tcf_exts
*exts
;
607 struct tcf_result
*res
;
608 struct tc_u32_sel
*sel
;
616 struct tc_cls_u32_hnode
{
619 unsigned int divisor
;
622 enum tc_clsu32_command
{
624 TC_CLSU32_REPLACE_KNODE
,
625 TC_CLSU32_DELETE_KNODE
,
627 TC_CLSU32_REPLACE_HNODE
,
628 TC_CLSU32_DELETE_HNODE
,
631 struct tc_cls_u32_offload
{
632 struct flow_cls_common_offload common
;
634 enum tc_clsu32_command command
;
636 struct tc_cls_u32_knode knode
;
637 struct tc_cls_u32_hnode hnode
;
641 static inline bool tc_can_offload(const struct net_device
*dev
)
643 return dev
->features
& NETIF_F_HW_TC
;
646 static inline bool tc_can_offload_extack(const struct net_device
*dev
,
647 struct netlink_ext_ack
*extack
)
649 bool can
= tc_can_offload(dev
);
652 NL_SET_ERR_MSG(extack
, "TC offload is disabled on net device");
658 tc_cls_can_offload_and_chain0(const struct net_device
*dev
,
659 struct flow_cls_common_offload
*common
)
661 if (!tc_can_offload_extack(dev
, common
->extack
))
663 if (common
->chain_index
) {
664 NL_SET_ERR_MSG(common
->extack
,
665 "Driver supports only offload of chain 0");
671 static inline bool tc_skip_hw(u32 flags
)
673 return (flags
& TCA_CLS_FLAGS_SKIP_HW
) ? true : false;
676 static inline bool tc_skip_sw(u32 flags
)
678 return (flags
& TCA_CLS_FLAGS_SKIP_SW
) ? true : false;
681 /* SKIP_HW and SKIP_SW are mutually exclusive flags. */
682 static inline bool tc_flags_valid(u32 flags
)
684 if (flags
& ~(TCA_CLS_FLAGS_SKIP_HW
| TCA_CLS_FLAGS_SKIP_SW
|
685 TCA_CLS_FLAGS_VERBOSE
))
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
)))
695 static inline bool tc_in_hw(u32 flags
)
697 return (flags
& TCA_CLS_FLAGS_IN_HW
) ? true : false;
701 tc_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
)
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
;
712 #if IS_ENABLED(CONFIG_NET_TC_SKB_EXT)
713 static inline struct tc_skb_ext
*tc_skb_ext_alloc(struct sk_buff
*skb
)
715 struct tc_skb_ext
*tc_skb_ext
= skb_ext_add(skb
, TC_SKB_EXT
);
718 memset(tc_skb_ext
, 0, sizeof(*tc_skb_ext
));
723 enum tc_matchall_command
{
724 TC_CLSMATCHALL_REPLACE
,
725 TC_CLSMATCHALL_DESTROY
,
726 TC_CLSMATCHALL_STATS
,
729 struct tc_cls_matchall_offload
{
730 struct flow_cls_common_offload common
;
731 enum tc_matchall_command command
;
732 struct flow_rule
*rule
;
733 struct flow_stats stats
;
734 unsigned long cookie
;
737 enum tc_clsbpf_command
{
742 struct tc_cls_bpf_offload
{
743 struct flow_cls_common_offload common
;
744 enum tc_clsbpf_command command
;
745 struct tcf_exts
*exts
;
746 struct bpf_prog
*prog
;
747 struct bpf_prog
*oldprog
;
749 bool exts_integrated
;
752 struct tc_mqprio_qopt_offload
{
753 /* struct tc_mqprio_qopt must always be the first element */
754 struct tc_mqprio_qopt qopt
;
758 u64 min_rate
[TC_QOPT_MAX_QUEUE
];
759 u64 max_rate
[TC_QOPT_MAX_QUEUE
];
762 /* This structure holds cookie structure that is passed from user
763 * to the kernel for actions and classifiers
771 struct tc_qopt_offload_stats
{
772 struct gnet_stats_basic_packed
*bstats
;
773 struct gnet_stats_queue
*qstats
;
783 struct tc_mq_opt_offload_graft_params
{
788 struct tc_mq_qopt_offload
{
789 enum tc_mq_command command
;
792 struct tc_qopt_offload_stats stats
;
793 struct tc_mq_opt_offload_graft_params graft_params
;
797 enum tc_htb_command
{
799 TC_HTB_CREATE
, /* Initialize HTB offload. */
800 TC_HTB_DESTROY
, /* Destroy HTB offload. */
803 /* Allocate qid and create leaf. */
804 TC_HTB_LEAF_ALLOC_QUEUE
,
805 /* Convert leaf to inner, preserve and return qid, create new leaf. */
806 TC_HTB_LEAF_TO_INNER
,
807 /* Delete leaf, while siblings remain. */
809 /* Delete leaf, convert parent to leaf, preserving qid. */
810 TC_HTB_LEAF_DEL_LAST
,
811 /* TC_HTB_LEAF_DEL_LAST, but delete driver data on hardware errors. */
812 TC_HTB_LEAF_DEL_LAST_FORCE
,
813 /* Modify parameters of a node. */
817 TC_HTB_LEAF_QUERY_QUEUE
, /* Query qid by classid. */
820 struct tc_htb_qopt_offload
{
821 struct netlink_ext_ack
*extack
;
822 enum tc_htb_command command
;
831 #define TC_HTB_CLASSID_ROOT U32_MAX
833 enum tc_red_command
{
841 struct tc_red_qopt_offload_params
{
849 struct gnet_stats_queue
*qstats
;
852 struct tc_red_qopt_offload
{
853 enum tc_red_command command
;
857 struct tc_red_qopt_offload_params set
;
858 struct tc_qopt_offload_stats stats
;
859 struct red_stats
*xstats
;
864 enum tc_gred_command
{
870 struct tc_gred_vq_qopt_offload_params
{
879 /* Only need backlog, see struct tc_prio_qopt_offload_params */
883 struct tc_gred_qopt_offload_params
{
888 struct gnet_stats_queue
*qstats
;
889 struct tc_gred_vq_qopt_offload_params tab
[MAX_DPs
];
892 struct tc_gred_qopt_offload_stats
{
893 struct gnet_stats_basic_packed bstats
[MAX_DPs
];
894 struct gnet_stats_queue qstats
[MAX_DPs
];
895 struct red_stats
*xstats
[MAX_DPs
];
898 struct tc_gred_qopt_offload
{
899 enum tc_gred_command command
;
903 struct tc_gred_qopt_offload_params set
;
904 struct tc_gred_qopt_offload_stats stats
;
908 enum tc_prio_command
{
915 struct tc_prio_qopt_offload_params
{
917 u8 priomap
[TC_PRIO_MAX
+ 1];
918 /* At the point of un-offloading the Qdisc, the reported backlog and
919 * qlen need to be reduced by the portion that is in HW.
921 struct gnet_stats_queue
*qstats
;
924 struct tc_prio_qopt_offload_graft_params
{
929 struct tc_prio_qopt_offload
{
930 enum tc_prio_command command
;
934 struct tc_prio_qopt_offload_params replace_params
;
935 struct tc_qopt_offload_stats stats
;
936 struct tc_prio_qopt_offload_graft_params graft_params
;
940 enum tc_root_command
{
944 struct tc_root_qopt_offload
{
945 enum tc_root_command command
;
950 enum tc_ets_command
{
957 struct tc_ets_qopt_offload_replace_params
{
959 u8 priomap
[TC_PRIO_MAX
+ 1];
960 unsigned int quanta
[TCQ_ETS_MAX_BANDS
]; /* 0 for strict bands. */
961 unsigned int weights
[TCQ_ETS_MAX_BANDS
];
962 struct gnet_stats_queue
*qstats
;
965 struct tc_ets_qopt_offload_graft_params
{
970 struct tc_ets_qopt_offload
{
971 enum tc_ets_command command
;
975 struct tc_ets_qopt_offload_replace_params replace_params
;
976 struct tc_qopt_offload_stats stats
;
977 struct tc_ets_qopt_offload_graft_params graft_params
;
981 enum tc_tbf_command
{
987 struct tc_tbf_qopt_offload_replace_params
{
988 struct psched_ratecfg rate
;
990 struct gnet_stats_queue
*qstats
;
993 struct tc_tbf_qopt_offload
{
994 enum tc_tbf_command command
;
998 struct tc_tbf_qopt_offload_replace_params replace_params
;
999 struct tc_qopt_offload_stats stats
;
1003 enum tc_fifo_command
{
1009 struct tc_fifo_qopt_offload
{
1010 enum tc_fifo_command command
;
1014 struct tc_qopt_offload_stats stats
;