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
,
80 const struct tcf_block
*block
,
81 const struct tcf_proto
*tp
, struct tcf_result
*res
,
85 static inline bool tcf_block_shared(struct tcf_block
*block
)
90 static inline bool tcf_block_non_null_shared(struct tcf_block
*block
)
96 int tcf_block_get(struct tcf_block
**p_block
,
97 struct tcf_proto __rcu
**p_filter_chain
, struct Qdisc
*q
,
98 struct netlink_ext_ack
*extack
)
104 int tcf_block_get_ext(struct tcf_block
**p_block
, struct Qdisc
*q
,
105 struct tcf_block_ext_info
*ei
,
106 struct netlink_ext_ack
*extack
)
111 static inline void tcf_block_put(struct tcf_block
*block
)
116 void tcf_block_put_ext(struct tcf_block
*block
, struct Qdisc
*q
,
117 struct tcf_block_ext_info
*ei
)
121 static inline struct Qdisc
*tcf_block_q(struct tcf_block
*block
)
127 int tc_setup_cb_block_register(struct tcf_block
*block
, flow_setup_cb_t
*cb
,
134 void tc_setup_cb_block_unregister(struct tcf_block
*block
, flow_setup_cb_t
*cb
,
139 static inline int tcf_classify(struct sk_buff
*skb
,
140 const struct tcf_block
*block
,
141 const struct tcf_proto
*tp
,
142 struct tcf_result
*res
, bool compat_mode
)
144 return TC_ACT_UNSPEC
;
149 static inline unsigned long
150 __cls_set_class(unsigned long *clp
, unsigned long cl
)
152 return xchg(clp
, cl
);
156 __tcf_bind_filter(struct Qdisc
*q
, struct tcf_result
*r
, unsigned long base
)
160 cl
= q
->ops
->cl_ops
->bind_tcf(q
, base
, r
->classid
);
161 cl
= __cls_set_class(&r
->class, cl
);
163 q
->ops
->cl_ops
->unbind_tcf(q
, cl
);
167 tcf_bind_filter(struct tcf_proto
*tp
, struct tcf_result
*r
, unsigned long base
)
169 struct Qdisc
*q
= tp
->chain
->block
->q
;
171 /* Check q as it is not set for shared blocks. In that case,
172 * setting class is not supported.
177 __tcf_bind_filter(q
, r
, base
);
182 __tcf_unbind_filter(struct Qdisc
*q
, struct tcf_result
*r
)
186 if ((cl
= __cls_set_class(&r
->class, 0)) != 0)
187 q
->ops
->cl_ops
->unbind_tcf(q
, cl
);
191 tcf_unbind_filter(struct tcf_proto
*tp
, struct tcf_result
*r
)
193 struct Qdisc
*q
= tp
->chain
->block
->q
;
197 __tcf_unbind_filter(q
, r
);
201 #ifdef CONFIG_NET_CLS_ACT
202 __u32 type
; /* for backward compat(TCA_OLD_COMPAT) */
204 struct tc_action
**actions
;
207 /* Map to export classifier specific extension TLV types to the
208 * generic extensions API. Unsupported extensions must be set to 0.
214 static inline int tcf_exts_init(struct tcf_exts
*exts
, struct net
*net
,
215 int action
, int police
)
217 #ifdef CONFIG_NET_CLS_ACT
219 exts
->nr_actions
= 0;
221 exts
->actions
= kcalloc(TCA_ACT_MAX_PRIO
, sizeof(struct tc_action
*),
226 exts
->action
= action
;
227 exts
->police
= police
;
231 /* Return false if the netns is being destroyed in cleanup_net(). Callers
232 * need to do cleanup synchronously in this case, otherwise may race with
233 * tc_action_net_exit(). Return true for other cases.
235 static inline bool tcf_exts_get_net(struct tcf_exts
*exts
)
237 #ifdef CONFIG_NET_CLS_ACT
238 exts
->net
= maybe_get_net(exts
->net
);
239 return exts
->net
!= NULL
;
245 static inline void tcf_exts_put_net(struct tcf_exts
*exts
)
247 #ifdef CONFIG_NET_CLS_ACT
253 #ifdef CONFIG_NET_CLS_ACT
254 #define tcf_exts_for_each_action(i, a, exts) \
255 for (i = 0; i < TCA_ACT_MAX_PRIO && ((a) = (exts)->actions[i]); i++)
257 #define tcf_exts_for_each_action(i, a, exts) \
258 for (; 0; (void)(i), (void)(a), (void)(exts))
262 tcf_exts_stats_update(const struct tcf_exts
*exts
,
263 u64 bytes
, u64 packets
, u64 drops
, u64 lastuse
,
264 u8 used_hw_stats
, bool used_hw_stats_valid
)
266 #ifdef CONFIG_NET_CLS_ACT
271 for (i
= 0; i
< exts
->nr_actions
; i
++) {
272 struct tc_action
*a
= exts
->actions
[i
];
274 tcf_action_stats_update(a
, bytes
, packets
, drops
,
276 a
->used_hw_stats
= used_hw_stats
;
277 a
->used_hw_stats_valid
= used_hw_stats_valid
;
285 * tcf_exts_has_actions - check if at least one action is present
286 * @exts: tc filter extensions handle
288 * Returns true if at least one action is present.
290 static inline bool tcf_exts_has_actions(struct tcf_exts
*exts
)
292 #ifdef CONFIG_NET_CLS_ACT
293 return exts
->nr_actions
;
300 * tcf_exts_exec - execute tc filter extensions
301 * @skb: socket buffer
302 * @exts: tc filter extensions handle
303 * @res: desired result
305 * Executes all configured extensions. Returns TC_ACT_OK on a normal execution,
306 * a negative number if the filter must be considered unmatched or
307 * a positive action code (TC_ACT_*) which must be returned to the
311 tcf_exts_exec(struct sk_buff
*skb
, struct tcf_exts
*exts
,
312 struct tcf_result
*res
)
314 #ifdef CONFIG_NET_CLS_ACT
315 return tcf_action_exec(skb
, exts
->actions
, exts
->nr_actions
, res
);
320 int tcf_exts_validate(struct net
*net
, struct tcf_proto
*tp
,
321 struct nlattr
**tb
, struct nlattr
*rate_tlv
,
322 struct tcf_exts
*exts
, u32 flags
,
323 struct netlink_ext_ack
*extack
);
324 void tcf_exts_destroy(struct tcf_exts
*exts
);
325 void tcf_exts_change(struct tcf_exts
*dst
, struct tcf_exts
*src
);
326 int tcf_exts_dump(struct sk_buff
*skb
, struct tcf_exts
*exts
);
327 int tcf_exts_terse_dump(struct sk_buff
*skb
, struct tcf_exts
*exts
);
328 int tcf_exts_dump_stats(struct sk_buff
*skb
, struct tcf_exts
*exts
);
331 * struct tcf_pkt_info - packet information
333 * @ptr: start of the pkt data
334 * @nexthdr: offset of the next header
336 struct tcf_pkt_info
{
341 #ifdef CONFIG_NET_EMATCH
343 struct tcf_ematch_ops
;
346 * struct tcf_ematch - extended match (ematch)
348 * @matchid: identifier to allow userspace to reidentify a match
349 * @flags: flags specifying attributes and the relation to other matches
350 * @ops: the operations lookup table of the corresponding ematch module
351 * @datalen: length of the ematch specific configuration data
352 * @data: ematch specific data
353 * @net: the network namespace
356 struct tcf_ematch_ops
* ops
;
358 unsigned int datalen
;
364 static inline int tcf_em_is_container(struct tcf_ematch
*em
)
369 static inline int tcf_em_is_simple(struct tcf_ematch
*em
)
371 return em
->flags
& TCF_EM_SIMPLE
;
374 static inline int tcf_em_is_inverted(struct tcf_ematch
*em
)
376 return em
->flags
& TCF_EM_INVERT
;
379 static inline int tcf_em_last_match(struct tcf_ematch
*em
)
381 return (em
->flags
& TCF_EM_REL_MASK
) == TCF_EM_REL_END
;
384 static inline int tcf_em_early_end(struct tcf_ematch
*em
, int result
)
386 if (tcf_em_last_match(em
))
389 if (result
== 0 && em
->flags
& TCF_EM_REL_AND
)
392 if (result
!= 0 && em
->flags
& TCF_EM_REL_OR
)
399 * struct tcf_ematch_tree - ematch tree handle
401 * @hdr: ematch tree header supplied by userspace
402 * @matches: array of ematches
404 struct tcf_ematch_tree
{
405 struct tcf_ematch_tree_hdr hdr
;
406 struct tcf_ematch
* matches
;
411 * struct tcf_ematch_ops - ematch module operations
413 * @kind: identifier (kind) of this ematch module
414 * @datalen: length of expected configuration data (optional)
415 * @change: called during validation (optional)
416 * @match: called during ematch tree evaluation, must return 1/0
417 * @destroy: called during destroyage (optional)
418 * @dump: called during dumping process (optional)
419 * @owner: owner, must be set to THIS_MODULE
420 * @link: link to previous/next ematch module (internal use)
422 struct tcf_ematch_ops
{
425 int (*change
)(struct net
*net
, void *,
426 int, struct tcf_ematch
*);
427 int (*match
)(struct sk_buff
*, struct tcf_ematch
*,
428 struct tcf_pkt_info
*);
429 void (*destroy
)(struct tcf_ematch
*);
430 int (*dump
)(struct sk_buff
*, struct tcf_ematch
*);
431 struct module
*owner
;
432 struct list_head link
;
435 int tcf_em_register(struct tcf_ematch_ops
*);
436 void tcf_em_unregister(struct tcf_ematch_ops
*);
437 int tcf_em_tree_validate(struct tcf_proto
*, struct nlattr
*,
438 struct tcf_ematch_tree
*);
439 void tcf_em_tree_destroy(struct tcf_ematch_tree
*);
440 int tcf_em_tree_dump(struct sk_buff
*, struct tcf_ematch_tree
*, int);
441 int __tcf_em_tree_match(struct sk_buff
*, struct tcf_ematch_tree
*,
442 struct tcf_pkt_info
*);
445 * tcf_em_tree_match - evaulate an ematch tree
447 * @skb: socket buffer of the packet in question
448 * @tree: ematch tree to be used for evaluation
449 * @info: packet information examined by classifier
451 * This function matches @skb against the ematch tree in @tree by going
452 * through all ematches respecting their logic relations returning
453 * as soon as the result is obvious.
455 * Returns 1 if the ematch tree as-one matches, no ematches are configured
456 * or ematch is not enabled in the kernel, otherwise 0 is returned.
458 static inline int tcf_em_tree_match(struct sk_buff
*skb
,
459 struct tcf_ematch_tree
*tree
,
460 struct tcf_pkt_info
*info
)
462 if (tree
->hdr
.nmatches
)
463 return __tcf_em_tree_match(skb
, tree
, info
);
468 #define MODULE_ALIAS_TCF_EMATCH(kind) MODULE_ALIAS("ematch-kind-" __stringify(kind))
470 #else /* CONFIG_NET_EMATCH */
472 struct tcf_ematch_tree
{
475 #define tcf_em_tree_validate(tp, tb, t) ((void)(t), 0)
476 #define tcf_em_tree_destroy(t) do { (void)(t); } while(0)
477 #define tcf_em_tree_dump(skb, t, tlv) (0)
478 #define tcf_em_tree_match(skb, t, info) ((void)(info), 1)
480 #endif /* CONFIG_NET_EMATCH */
482 static inline unsigned char * tcf_get_base_ptr(struct sk_buff
*skb
, int layer
)
486 return skb_mac_header(skb
);
487 case TCF_LAYER_NETWORK
:
488 return skb_network_header(skb
);
489 case TCF_LAYER_TRANSPORT
:
490 return skb_transport_header(skb
);
496 static inline int tcf_valid_offset(const struct sk_buff
*skb
,
497 const unsigned char *ptr
, const int len
)
499 return likely((ptr
+ len
) <= skb_tail_pointer(skb
) &&
501 (ptr
<= (ptr
+ len
)));
505 tcf_change_indev(struct net
*net
, struct nlattr
*indev_tlv
,
506 struct netlink_ext_ack
*extack
)
508 char indev
[IFNAMSIZ
];
509 struct net_device
*dev
;
511 if (nla_strscpy(indev
, indev_tlv
, IFNAMSIZ
) < 0) {
512 NL_SET_ERR_MSG_ATTR(extack
, indev_tlv
,
513 "Interface name too long");
516 dev
= __dev_get_by_name(net
, indev
);
518 NL_SET_ERR_MSG_ATTR(extack
, indev_tlv
,
519 "Network device not found");
526 tcf_match_indev(struct sk_buff
*skb
, int ifindex
)
532 return ifindex
== skb
->skb_iif
;
535 int tc_setup_flow_action(struct flow_action
*flow_action
,
536 const struct tcf_exts
*exts
);
537 void tc_cleanup_flow_action(struct flow_action
*flow_action
);
539 int tc_setup_cb_call(struct tcf_block
*block
, enum tc_setup_type type
,
540 void *type_data
, bool err_stop
, bool rtnl_held
);
541 int tc_setup_cb_add(struct tcf_block
*block
, struct tcf_proto
*tp
,
542 enum tc_setup_type type
, void *type_data
, bool err_stop
,
543 u32
*flags
, unsigned int *in_hw_count
, bool rtnl_held
);
544 int tc_setup_cb_replace(struct tcf_block
*block
, struct tcf_proto
*tp
,
545 enum tc_setup_type type
, void *type_data
, bool err_stop
,
546 u32
*old_flags
, unsigned int *old_in_hw_count
,
547 u32
*new_flags
, unsigned int *new_in_hw_count
,
549 int tc_setup_cb_destroy(struct tcf_block
*block
, struct tcf_proto
*tp
,
550 enum tc_setup_type type
, void *type_data
, bool err_stop
,
551 u32
*flags
, unsigned int *in_hw_count
, bool rtnl_held
);
552 int tc_setup_cb_reoffload(struct tcf_block
*block
, struct tcf_proto
*tp
,
553 bool add
, flow_setup_cb_t
*cb
,
554 enum tc_setup_type type
, void *type_data
,
555 void *cb_priv
, u32
*flags
, unsigned int *in_hw_count
);
556 unsigned int tcf_exts_num_actions(struct tcf_exts
*exts
);
558 #ifdef CONFIG_NET_CLS_ACT
559 int tcf_qevent_init(struct tcf_qevent
*qe
, struct Qdisc
*sch
,
560 enum flow_block_binder_type binder_type
,
561 struct nlattr
*block_index_attr
,
562 struct netlink_ext_ack
*extack
);
563 void tcf_qevent_destroy(struct tcf_qevent
*qe
, struct Qdisc
*sch
);
564 int tcf_qevent_validate_change(struct tcf_qevent
*qe
, struct nlattr
*block_index_attr
,
565 struct netlink_ext_ack
*extack
);
566 struct sk_buff
*tcf_qevent_handle(struct tcf_qevent
*qe
, struct Qdisc
*sch
, struct sk_buff
*skb
,
567 struct sk_buff
**to_free
, int *ret
);
568 int tcf_qevent_dump(struct sk_buff
*skb
, int attr_name
, struct tcf_qevent
*qe
);
570 static inline int tcf_qevent_init(struct tcf_qevent
*qe
, struct Qdisc
*sch
,
571 enum flow_block_binder_type binder_type
,
572 struct nlattr
*block_index_attr
,
573 struct netlink_ext_ack
*extack
)
578 static inline void tcf_qevent_destroy(struct tcf_qevent
*qe
, struct Qdisc
*sch
)
582 static inline int tcf_qevent_validate_change(struct tcf_qevent
*qe
, struct nlattr
*block_index_attr
,
583 struct netlink_ext_ack
*extack
)
588 static inline struct sk_buff
*
589 tcf_qevent_handle(struct tcf_qevent
*qe
, struct Qdisc
*sch
, struct sk_buff
*skb
,
590 struct sk_buff
**to_free
, int *ret
)
595 static inline int tcf_qevent_dump(struct sk_buff
*skb
, int attr_name
, struct tcf_qevent
*qe
)
601 struct tc_cls_u32_knode
{
602 struct tcf_exts
*exts
;
603 struct tcf_result
*res
;
604 struct tc_u32_sel
*sel
;
612 struct tc_cls_u32_hnode
{
615 unsigned int divisor
;
618 enum tc_clsu32_command
{
620 TC_CLSU32_REPLACE_KNODE
,
621 TC_CLSU32_DELETE_KNODE
,
623 TC_CLSU32_REPLACE_HNODE
,
624 TC_CLSU32_DELETE_HNODE
,
627 struct tc_cls_u32_offload
{
628 struct flow_cls_common_offload common
;
630 enum tc_clsu32_command command
;
632 struct tc_cls_u32_knode knode
;
633 struct tc_cls_u32_hnode hnode
;
637 static inline bool tc_can_offload(const struct net_device
*dev
)
639 return dev
->features
& NETIF_F_HW_TC
;
642 static inline bool tc_can_offload_extack(const struct net_device
*dev
,
643 struct netlink_ext_ack
*extack
)
645 bool can
= tc_can_offload(dev
);
648 NL_SET_ERR_MSG(extack
, "TC offload is disabled on net device");
654 tc_cls_can_offload_and_chain0(const struct net_device
*dev
,
655 struct flow_cls_common_offload
*common
)
657 if (!tc_can_offload_extack(dev
, common
->extack
))
659 if (common
->chain_index
) {
660 NL_SET_ERR_MSG(common
->extack
,
661 "Driver supports only offload of chain 0");
667 static inline bool tc_skip_hw(u32 flags
)
669 return (flags
& TCA_CLS_FLAGS_SKIP_HW
) ? true : false;
672 static inline bool tc_skip_sw(u32 flags
)
674 return (flags
& TCA_CLS_FLAGS_SKIP_SW
) ? true : false;
677 /* SKIP_HW and SKIP_SW are mutually exclusive flags. */
678 static inline bool tc_flags_valid(u32 flags
)
680 if (flags
& ~(TCA_CLS_FLAGS_SKIP_HW
| TCA_CLS_FLAGS_SKIP_SW
|
681 TCA_CLS_FLAGS_VERBOSE
))
684 flags
&= TCA_CLS_FLAGS_SKIP_HW
| TCA_CLS_FLAGS_SKIP_SW
;
685 if (!(flags
^ (TCA_CLS_FLAGS_SKIP_HW
| TCA_CLS_FLAGS_SKIP_SW
)))
691 static inline bool tc_in_hw(u32 flags
)
693 return (flags
& TCA_CLS_FLAGS_IN_HW
) ? true : false;
697 tc_cls_common_offload_init(struct flow_cls_common_offload
*cls_common
,
698 const struct tcf_proto
*tp
, u32 flags
,
699 struct netlink_ext_ack
*extack
)
701 cls_common
->chain_index
= tp
->chain
->index
;
702 cls_common
->protocol
= tp
->protocol
;
703 cls_common
->prio
= tp
->prio
>> 16;
704 if (tc_skip_sw(flags
) || flags
& TCA_CLS_FLAGS_VERBOSE
)
705 cls_common
->extack
= extack
;
708 #if IS_ENABLED(CONFIG_NET_TC_SKB_EXT)
709 static inline struct tc_skb_ext
*tc_skb_ext_alloc(struct sk_buff
*skb
)
711 struct tc_skb_ext
*tc_skb_ext
= skb_ext_add(skb
, TC_SKB_EXT
);
714 memset(tc_skb_ext
, 0, sizeof(*tc_skb_ext
));
719 enum tc_matchall_command
{
720 TC_CLSMATCHALL_REPLACE
,
721 TC_CLSMATCHALL_DESTROY
,
722 TC_CLSMATCHALL_STATS
,
725 struct tc_cls_matchall_offload
{
726 struct flow_cls_common_offload common
;
727 enum tc_matchall_command command
;
728 struct flow_rule
*rule
;
729 struct flow_stats stats
;
730 unsigned long cookie
;
733 enum tc_clsbpf_command
{
738 struct tc_cls_bpf_offload
{
739 struct flow_cls_common_offload common
;
740 enum tc_clsbpf_command command
;
741 struct tcf_exts
*exts
;
742 struct bpf_prog
*prog
;
743 struct bpf_prog
*oldprog
;
745 bool exts_integrated
;
748 struct tc_mqprio_qopt_offload
{
749 /* struct tc_mqprio_qopt must always be the first element */
750 struct tc_mqprio_qopt qopt
;
754 u64 min_rate
[TC_QOPT_MAX_QUEUE
];
755 u64 max_rate
[TC_QOPT_MAX_QUEUE
];
758 /* This structure holds cookie structure that is passed from user
759 * to the kernel for actions and classifiers
767 struct tc_qopt_offload_stats
{
768 struct gnet_stats_basic_packed
*bstats
;
769 struct gnet_stats_queue
*qstats
;
779 struct tc_mq_opt_offload_graft_params
{
784 struct tc_mq_qopt_offload
{
785 enum tc_mq_command command
;
788 struct tc_qopt_offload_stats stats
;
789 struct tc_mq_opt_offload_graft_params graft_params
;
793 enum tc_htb_command
{
795 TC_HTB_CREATE
, /* Initialize HTB offload. */
796 TC_HTB_DESTROY
, /* Destroy HTB offload. */
799 /* Allocate qid and create leaf. */
800 TC_HTB_LEAF_ALLOC_QUEUE
,
801 /* Convert leaf to inner, preserve and return qid, create new leaf. */
802 TC_HTB_LEAF_TO_INNER
,
803 /* Delete leaf, while siblings remain. */
805 /* Delete leaf, convert parent to leaf, preserving qid. */
806 TC_HTB_LEAF_DEL_LAST
,
807 /* TC_HTB_LEAF_DEL_LAST, but delete driver data on hardware errors. */
808 TC_HTB_LEAF_DEL_LAST_FORCE
,
809 /* Modify parameters of a node. */
813 TC_HTB_LEAF_QUERY_QUEUE
, /* Query qid by classid. */
816 struct tc_htb_qopt_offload
{
817 struct netlink_ext_ack
*extack
;
818 enum tc_htb_command command
;
826 #define TC_HTB_CLASSID_ROOT U32_MAX
828 enum tc_red_command
{
836 struct tc_red_qopt_offload_params
{
844 struct gnet_stats_queue
*qstats
;
847 struct tc_red_qopt_offload
{
848 enum tc_red_command command
;
852 struct tc_red_qopt_offload_params set
;
853 struct tc_qopt_offload_stats stats
;
854 struct red_stats
*xstats
;
859 enum tc_gred_command
{
865 struct tc_gred_vq_qopt_offload_params
{
874 /* Only need backlog, see struct tc_prio_qopt_offload_params */
878 struct tc_gred_qopt_offload_params
{
883 struct gnet_stats_queue
*qstats
;
884 struct tc_gred_vq_qopt_offload_params tab
[MAX_DPs
];
887 struct tc_gred_qopt_offload_stats
{
888 struct gnet_stats_basic_packed bstats
[MAX_DPs
];
889 struct gnet_stats_queue qstats
[MAX_DPs
];
890 struct red_stats
*xstats
[MAX_DPs
];
893 struct tc_gred_qopt_offload
{
894 enum tc_gred_command command
;
898 struct tc_gred_qopt_offload_params set
;
899 struct tc_gred_qopt_offload_stats stats
;
903 enum tc_prio_command
{
910 struct tc_prio_qopt_offload_params
{
912 u8 priomap
[TC_PRIO_MAX
+ 1];
913 /* At the point of un-offloading the Qdisc, the reported backlog and
914 * qlen need to be reduced by the portion that is in HW.
916 struct gnet_stats_queue
*qstats
;
919 struct tc_prio_qopt_offload_graft_params
{
924 struct tc_prio_qopt_offload
{
925 enum tc_prio_command command
;
929 struct tc_prio_qopt_offload_params replace_params
;
930 struct tc_qopt_offload_stats stats
;
931 struct tc_prio_qopt_offload_graft_params graft_params
;
935 enum tc_root_command
{
939 struct tc_root_qopt_offload
{
940 enum tc_root_command command
;
945 enum tc_ets_command
{
952 struct tc_ets_qopt_offload_replace_params
{
954 u8 priomap
[TC_PRIO_MAX
+ 1];
955 unsigned int quanta
[TCQ_ETS_MAX_BANDS
]; /* 0 for strict bands. */
956 unsigned int weights
[TCQ_ETS_MAX_BANDS
];
957 struct gnet_stats_queue
*qstats
;
960 struct tc_ets_qopt_offload_graft_params
{
965 struct tc_ets_qopt_offload
{
966 enum tc_ets_command command
;
970 struct tc_ets_qopt_offload_replace_params replace_params
;
971 struct tc_qopt_offload_stats stats
;
972 struct tc_ets_qopt_offload_graft_params graft_params
;
976 enum tc_tbf_command
{
982 struct tc_tbf_qopt_offload_replace_params
{
983 struct psched_ratecfg rate
;
985 struct gnet_stats_queue
*qstats
;
988 struct tc_tbf_qopt_offload
{
989 enum tc_tbf_command command
;
993 struct tc_tbf_qopt_offload_replace_params replace_params
;
994 struct tc_qopt_offload_stats stats
;
998 enum tc_fifo_command
{
1004 struct tc_fifo_qopt_offload
{
1005 enum tc_fifo_command command
;
1009 struct tc_qopt_offload_stats stats
;