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7#ifndef _NET_DEVLINK_H_
8#define _NET_DEVLINK_H_
9
10#include <linux/device.h>
11#include <linux/slab.h>
12#include <linux/gfp.h>
13#include <linux/list.h>
14#include <linux/netdevice.h>
15#include <linux/spinlock.h>
16#include <linux/workqueue.h>
17#include <linux/refcount.h>
18#include <net/net_namespace.h>
19#include <net/flow_offload.h>
20#include <uapi/linux/devlink.h>
21#include <linux/xarray.h>
22#include <linux/firmware.h>
23
24struct devlink;
25
26struct devlink_port_phys_attrs {
27 u32 port_number;
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30
31 u32 split_subport_number;
32};
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40struct devlink_port_pci_pf_attrs {
41 u32 controller;
42 u16 pf;
43 u8 external:1;
44};
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52
53struct devlink_port_pci_vf_attrs {
54 u32 controller;
55 u16 pf;
56 u16 vf;
57 u8 external:1;
58};
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67struct devlink_port_pci_sf_attrs {
68 u32 controller;
69 u32 sf;
70 u16 pf;
71 u8 external:1;
72};
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85
86struct devlink_port_attrs {
87 u8 split:1,
88 splittable:1;
89 u32 lanes;
90 enum devlink_port_flavour flavour;
91 struct netdev_phys_item_id switch_id;
92 union {
93 struct devlink_port_phys_attrs phys;
94 struct devlink_port_pci_pf_attrs pci_pf;
95 struct devlink_port_pci_vf_attrs pci_vf;
96 struct devlink_port_pci_sf_attrs pci_sf;
97 };
98};
99
100struct devlink_rate {
101 struct list_head list;
102 enum devlink_rate_type type;
103 struct devlink *devlink;
104 void *priv;
105 u64 tx_share;
106 u64 tx_max;
107
108 struct devlink_rate *parent;
109 union {
110 struct devlink_port *devlink_port;
111 struct {
112 char *name;
113 refcount_t refcnt;
114 };
115 };
116};
117
118struct devlink_port {
119 struct list_head list;
120 struct list_head param_list;
121 struct list_head region_list;
122 struct devlink *devlink;
123 unsigned int index;
124 spinlock_t type_lock;
125
126
127 enum devlink_port_type type;
128 enum devlink_port_type desired_type;
129 void *type_dev;
130 struct devlink_port_attrs attrs;
131 u8 attrs_set:1,
132 switch_port:1;
133 struct delayed_work type_warn_dw;
134 struct list_head reporter_list;
135 struct mutex reporters_lock;
136
137 struct devlink_rate *devlink_rate;
138};
139
140struct devlink_port_new_attrs {
141 enum devlink_port_flavour flavour;
142 unsigned int port_index;
143 u32 controller;
144 u32 sfnum;
145 u16 pfnum;
146 u8 port_index_valid:1,
147 controller_valid:1,
148 sfnum_valid:1;
149};
150
151struct devlink_sb_pool_info {
152 enum devlink_sb_pool_type pool_type;
153 u32 size;
154 enum devlink_sb_threshold_type threshold_type;
155 u32 cell_size;
156};
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164
165struct devlink_dpipe_field {
166 const char *name;
167 unsigned int id;
168 unsigned int bitwidth;
169 enum devlink_dpipe_field_mapping_type mapping_type;
170};
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181struct devlink_dpipe_header {
182 const char *name;
183 unsigned int id;
184 struct devlink_dpipe_field *fields;
185 unsigned int fields_count;
186 bool global;
187};
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197struct devlink_dpipe_match {
198 enum devlink_dpipe_match_type type;
199 unsigned int header_index;
200 struct devlink_dpipe_header *header;
201 unsigned int field_id;
202};
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212struct devlink_dpipe_action {
213 enum devlink_dpipe_action_type type;
214 unsigned int header_index;
215 struct devlink_dpipe_header *header;
216 unsigned int field_id;
217};
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230struct devlink_dpipe_value {
231 union {
232 struct devlink_dpipe_action *action;
233 struct devlink_dpipe_match *match;
234 };
235 unsigned int mapping_value;
236 bool mapping_valid;
237 unsigned int value_size;
238 void *value;
239 void *mask;
240};
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252struct devlink_dpipe_entry {
253 u64 index;
254 struct devlink_dpipe_value *match_values;
255 unsigned int match_values_count;
256 struct devlink_dpipe_value *action_values;
257 unsigned int action_values_count;
258 u64 counter;
259 bool counter_valid;
260};
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271struct devlink_dpipe_dump_ctx {
272 struct genl_info *info;
273 enum devlink_command cmd;
274 struct sk_buff *skb;
275 struct nlattr *nest;
276 void *hdr;
277};
278
279struct devlink_dpipe_table_ops;
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294struct devlink_dpipe_table {
295 void *priv;
296 struct list_head list;
297 const char *name;
298 bool counters_enabled;
299 bool counter_control_extern;
300 bool resource_valid;
301 u64 resource_id;
302 u64 resource_units;
303 struct devlink_dpipe_table_ops *table_ops;
304 struct rcu_head rcu;
305};
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317struct devlink_dpipe_table_ops {
318 int (*actions_dump)(void *priv, struct sk_buff *skb);
319 int (*matches_dump)(void *priv, struct sk_buff *skb);
320 int (*entries_dump)(void *priv, bool counters_enabled,
321 struct devlink_dpipe_dump_ctx *dump_ctx);
322 int (*counters_set_update)(void *priv, bool enable);
323 u64 (*size_get)(void *priv);
324};
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331struct devlink_dpipe_headers {
332 struct devlink_dpipe_header **headers;
333 unsigned int headers_count;
334};
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343struct devlink_resource_size_params {
344 u64 size_min;
345 u64 size_max;
346 u64 size_granularity;
347 enum devlink_resource_unit unit;
348};
349
350static inline void
351devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
352 u64 size_min, u64 size_max,
353 u64 size_granularity,
354 enum devlink_resource_unit unit)
355{
356 size_params->size_min = size_min;
357 size_params->size_max = size_max;
358 size_params->size_granularity = size_granularity;
359 size_params->unit = unit;
360}
361
362typedef u64 devlink_resource_occ_get_t(void *priv);
363
364#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
365
366#define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports"
367
368#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
369enum devlink_param_type {
370 DEVLINK_PARAM_TYPE_U8,
371 DEVLINK_PARAM_TYPE_U16,
372 DEVLINK_PARAM_TYPE_U32,
373 DEVLINK_PARAM_TYPE_STRING,
374 DEVLINK_PARAM_TYPE_BOOL,
375};
376
377union devlink_param_value {
378 u8 vu8;
379 u16 vu16;
380 u32 vu32;
381 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
382 bool vbool;
383};
384
385struct devlink_param_gset_ctx {
386 union devlink_param_value val;
387 enum devlink_param_cmode cmode;
388};
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401struct devlink_flash_notify {
402 const char *status_msg;
403 const char *component;
404 unsigned long done;
405 unsigned long total;
406 unsigned long timeout;
407};
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424struct devlink_param {
425 u32 id;
426 const char *name;
427 bool generic;
428 enum devlink_param_type type;
429 unsigned long supported_cmodes;
430 int (*get)(struct devlink *devlink, u32 id,
431 struct devlink_param_gset_ctx *ctx);
432 int (*set)(struct devlink *devlink, u32 id,
433 struct devlink_param_gset_ctx *ctx);
434 int (*validate)(struct devlink *devlink, u32 id,
435 union devlink_param_value val,
436 struct netlink_ext_ack *extack);
437};
438
439struct devlink_param_item {
440 struct list_head list;
441 const struct devlink_param *param;
442 union devlink_param_value driverinit_value;
443 bool driverinit_value_valid;
444};
445
446enum devlink_param_generic_id {
447 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
448 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
449 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
450 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
451 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
452 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
453 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
454 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
455 DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
456 DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
457 DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET,
458 DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH,
459 DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA,
460 DEVLINK_PARAM_GENERIC_ID_ENABLE_VNET,
461 DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP,
462 DEVLINK_PARAM_GENERIC_ID_IO_EQ_SIZE,
463 DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE,
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465
466 __DEVLINK_PARAM_GENERIC_ID_MAX,
467 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
468};
469
470#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
471#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
472
473#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
474#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
475
476#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
477#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
478
479#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
480#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
481
482#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
483#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
484
485#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
486#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
487
488#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
489#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
490
491#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
492#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
493
494#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
495 "reset_dev_on_drv_probe"
496#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
497
498#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
499#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
500
501#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset"
502#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
503
504#define DEVLINK_PARAM_GENERIC_ENABLE_ETH_NAME "enable_eth"
505#define DEVLINK_PARAM_GENERIC_ENABLE_ETH_TYPE DEVLINK_PARAM_TYPE_BOOL
506
507#define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_NAME "enable_rdma"
508#define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_TYPE DEVLINK_PARAM_TYPE_BOOL
509
510#define DEVLINK_PARAM_GENERIC_ENABLE_VNET_NAME "enable_vnet"
511#define DEVLINK_PARAM_GENERIC_ENABLE_VNET_TYPE DEVLINK_PARAM_TYPE_BOOL
512
513#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_NAME "enable_iwarp"
514#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_TYPE DEVLINK_PARAM_TYPE_BOOL
515
516#define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_NAME "io_eq_size"
517#define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
518
519#define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_NAME "event_eq_size"
520#define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
521
522#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
523{ \
524 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
525 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
526 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
527 .generic = true, \
528 .supported_cmodes = _cmodes, \
529 .get = _get, \
530 .set = _set, \
531 .validate = _validate, \
532}
533
534#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
535{ \
536 .id = _id, \
537 .name = _name, \
538 .type = _type, \
539 .supported_cmodes = _cmodes, \
540 .get = _get, \
541 .set = _set, \
542 .validate = _validate, \
543}
544
545
546#define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
547
548#define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
549
550#define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
551
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553#define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id"
554
555#define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev"
556
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558#define DEVLINK_INFO_VERSION_GENERIC_FW "fw"
559
560#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
561
562#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API "fw.mgmt.api"
563
564#define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
565
566#define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
567
568#define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
569
570#define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid"
571
572#define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce"
573
574#define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id"
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585struct devlink_flash_update_params {
586 const struct firmware *fw;
587 const char *component;
588 u32 overwrite_mask;
589};
590
591#define DEVLINK_SUPPORT_FLASH_UPDATE_COMPONENT BIT(0)
592#define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(1)
593
594struct devlink_region;
595struct devlink_info_req;
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607struct devlink_region_ops {
608 const char *name;
609 void (*destructor)(const void *data);
610 int (*snapshot)(struct devlink *devlink,
611 const struct devlink_region_ops *ops,
612 struct netlink_ext_ack *extack,
613 u8 **data);
614 void *priv;
615};
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627struct devlink_port_region_ops {
628 const char *name;
629 void (*destructor)(const void *data);
630 int (*snapshot)(struct devlink_port *port,
631 const struct devlink_port_region_ops *ops,
632 struct netlink_ext_ack *extack,
633 u8 **data);
634 void *priv;
635};
636
637struct devlink_fmsg;
638struct devlink_health_reporter;
639
640enum devlink_health_reporter_state {
641 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
642 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
643};
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656struct devlink_health_reporter_ops {
657 char *name;
658 int (*recover)(struct devlink_health_reporter *reporter,
659 void *priv_ctx, struct netlink_ext_ack *extack);
660 int (*dump)(struct devlink_health_reporter *reporter,
661 struct devlink_fmsg *fmsg, void *priv_ctx,
662 struct netlink_ext_ack *extack);
663 int (*diagnose)(struct devlink_health_reporter *reporter,
664 struct devlink_fmsg *fmsg,
665 struct netlink_ext_ack *extack);
666 int (*test)(struct devlink_health_reporter *reporter,
667 struct netlink_ext_ack *extack);
668};
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679struct devlink_trap_metadata {
680 const char *trap_name;
681 const char *trap_group_name;
682
683 struct net_device *input_dev;
684 netdevice_tracker dev_tracker;
685
686 const struct flow_action_cookie *fa_cookie;
687 enum devlink_trap_type trap_type;
688};
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703struct devlink_trap_policer {
704 u32 id;
705 u64 init_rate;
706 u64 init_burst;
707 u64 max_rate;
708 u64 min_rate;
709 u64 max_burst;
710 u64 min_burst;
711};
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723struct devlink_trap_group {
724 const char *name;
725 u16 id;
726 bool generic;
727 u32 init_policer_id;
728};
729
730#define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0)
731#define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1)
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746struct devlink_trap {
747 enum devlink_trap_type type;
748 enum devlink_trap_action init_action;
749 bool generic;
750 u16 id;
751 const char *name;
752 u16 init_group_id;
753 u32 metadata_cap;
754};
755
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758
759enum devlink_trap_generic_id {
760 DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
761 DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
762 DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
763 DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER,
764 DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST,
765 DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER,
766 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE,
767 DEVLINK_TRAP_GENERIC_ID_TTL_ERROR,
768 DEVLINK_TRAP_GENERIC_ID_TAIL_DROP,
769 DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET,
770 DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC,
771 DEVLINK_TRAP_GENERIC_ID_DIP_LB,
772 DEVLINK_TRAP_GENERIC_ID_SIP_MC,
773 DEVLINK_TRAP_GENERIC_ID_SIP_LB,
774 DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR,
775 DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC,
776 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE,
777 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
778 DEVLINK_TRAP_GENERIC_ID_MTU_ERROR,
779 DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH,
780 DEVLINK_TRAP_GENERIC_ID_RPF,
781 DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE,
782 DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS,
783 DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS,
784 DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE,
785 DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR,
786 DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
787 DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP,
788 DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP,
789 DEVLINK_TRAP_GENERIC_ID_STP,
790 DEVLINK_TRAP_GENERIC_ID_LACP,
791 DEVLINK_TRAP_GENERIC_ID_LLDP,
792 DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY,
793 DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT,
794 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT,
795 DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT,
796 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE,
797 DEVLINK_TRAP_GENERIC_ID_MLD_QUERY,
798 DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT,
799 DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT,
800 DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE,
801 DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP,
802 DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP,
803 DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST,
804 DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE,
805 DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY,
806 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT,
807 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT,
808 DEVLINK_TRAP_GENERIC_ID_IPV4_BFD,
809 DEVLINK_TRAP_GENERIC_ID_IPV6_BFD,
810 DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF,
811 DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF,
812 DEVLINK_TRAP_GENERIC_ID_IPV4_BGP,
813 DEVLINK_TRAP_GENERIC_ID_IPV6_BGP,
814 DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP,
815 DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP,
816 DEVLINK_TRAP_GENERIC_ID_IPV4_PIM,
817 DEVLINK_TRAP_GENERIC_ID_IPV6_PIM,
818 DEVLINK_TRAP_GENERIC_ID_UC_LB,
819 DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE,
820 DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE,
821 DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE,
822 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES,
823 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS,
824 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT,
825 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT,
826 DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT,
827 DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT,
828 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT,
829 DEVLINK_TRAP_GENERIC_ID_PTP_EVENT,
830 DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL,
831 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE,
832 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP,
833 DEVLINK_TRAP_GENERIC_ID_EARLY_DROP,
834 DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING,
835 DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING,
836 DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING,
837 DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING,
838 DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING,
839 DEVLINK_TRAP_GENERIC_ID_ARP_PARSING,
840 DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING,
841 DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING,
842 DEVLINK_TRAP_GENERIC_ID_GRE_PARSING,
843 DEVLINK_TRAP_GENERIC_ID_UDP_PARSING,
844 DEVLINK_TRAP_GENERIC_ID_TCP_PARSING,
845 DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING,
846 DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING,
847 DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING,
848 DEVLINK_TRAP_GENERIC_ID_GTP_PARSING,
849 DEVLINK_TRAP_GENERIC_ID_ESP_PARSING,
850 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_NEXTHOP,
851 DEVLINK_TRAP_GENERIC_ID_DMAC_FILTER,
852
853
854 __DEVLINK_TRAP_GENERIC_ID_MAX,
855 DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1,
856};
857
858
859
860
861enum devlink_trap_group_generic_id {
862 DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS,
863 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS,
864 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS,
865 DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS,
866 DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS,
867 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS,
868 DEVLINK_TRAP_GROUP_GENERIC_ID_STP,
869 DEVLINK_TRAP_GROUP_GENERIC_ID_LACP,
870 DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP,
871 DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING,
872 DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP,
873 DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY,
874 DEVLINK_TRAP_GROUP_GENERIC_ID_BFD,
875 DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF,
876 DEVLINK_TRAP_GROUP_GENERIC_ID_BGP,
877 DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP,
878 DEVLINK_TRAP_GROUP_GENERIC_ID_PIM,
879 DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB,
880 DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY,
881 DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY,
882 DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6,
883 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT,
884 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL,
885 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE,
886 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP,
887 DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS,
888
889
890 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX,
891 DEVLINK_TRAP_GROUP_GENERIC_ID_MAX =
892 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1,
893};
894
895#define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
896 "source_mac_is_multicast"
897#define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
898 "vlan_tag_mismatch"
899#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
900 "ingress_vlan_filter"
901#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
902 "ingress_spanning_tree_filter"
903#define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
904 "port_list_is_empty"
905#define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
906 "port_loopback_filter"
907#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
908 "blackhole_route"
909#define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
910 "ttl_value_is_too_small"
911#define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
912 "tail_drop"
913#define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
914 "non_ip"
915#define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
916 "uc_dip_over_mc_dmac"
917#define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
918 "dip_is_loopback_address"
919#define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
920 "sip_is_mc"
921#define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
922 "sip_is_loopback_address"
923#define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
924 "ip_header_corrupted"
925#define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
926 "ipv4_sip_is_limited_bc"
927#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
928 "ipv6_mc_dip_reserved_scope"
929#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
930 "ipv6_mc_dip_interface_local_scope"
931#define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
932 "mtu_value_is_too_small"
933#define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
934 "unresolved_neigh"
935#define DEVLINK_TRAP_GENERIC_NAME_RPF \
936 "mc_reverse_path_forwarding"
937#define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
938 "reject_route"
939#define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
940 "ipv4_lpm_miss"
941#define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
942 "ipv6_lpm_miss"
943#define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
944 "non_routable_packet"
945#define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
946 "decap_error"
947#define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
948 "overlay_smac_is_mc"
949#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
950 "ingress_flow_action_drop"
951#define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
952 "egress_flow_action_drop"
953#define DEVLINK_TRAP_GENERIC_NAME_STP \
954 "stp"
955#define DEVLINK_TRAP_GENERIC_NAME_LACP \
956 "lacp"
957#define DEVLINK_TRAP_GENERIC_NAME_LLDP \
958 "lldp"
959#define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \
960 "igmp_query"
961#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \
962 "igmp_v1_report"
963#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \
964 "igmp_v2_report"
965#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \
966 "igmp_v3_report"
967#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \
968 "igmp_v2_leave"
969#define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \
970 "mld_query"
971#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \
972 "mld_v1_report"
973#define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \
974 "mld_v2_report"
975#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \
976 "mld_v1_done"
977#define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \
978 "ipv4_dhcp"
979#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \
980 "ipv6_dhcp"
981#define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \
982 "arp_request"
983#define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \
984 "arp_response"
985#define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \
986 "arp_overlay"
987#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \
988 "ipv6_neigh_solicit"
989#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \
990 "ipv6_neigh_advert"
991#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \
992 "ipv4_bfd"
993#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \
994 "ipv6_bfd"
995#define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \
996 "ipv4_ospf"
997#define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \
998 "ipv6_ospf"
999#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \
1000 "ipv4_bgp"
1001#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \
1002 "ipv6_bgp"
1003#define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \
1004 "ipv4_vrrp"
1005#define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \
1006 "ipv6_vrrp"
1007#define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \
1008 "ipv4_pim"
1009#define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \
1010 "ipv6_pim"
1011#define DEVLINK_TRAP_GENERIC_NAME_UC_LB \
1012 "uc_loopback"
1013#define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \
1014 "local_route"
1015#define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \
1016 "external_route"
1017#define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \
1018 "ipv6_uc_dip_link_local_scope"
1019#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \
1020 "ipv6_dip_all_nodes"
1021#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \
1022 "ipv6_dip_all_routers"
1023#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \
1024 "ipv6_router_solicit"
1025#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \
1026 "ipv6_router_advert"
1027#define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \
1028 "ipv6_redirect"
1029#define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \
1030 "ipv4_router_alert"
1031#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \
1032 "ipv6_router_alert"
1033#define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \
1034 "ptp_event"
1035#define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \
1036 "ptp_general"
1037#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \
1038 "flow_action_sample"
1039#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \
1040 "flow_action_trap"
1041#define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \
1042 "early_drop"
1043#define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \
1044 "vxlan_parsing"
1045#define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \
1046 "llc_snap_parsing"
1047#define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \
1048 "vlan_parsing"
1049#define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \
1050 "pppoe_ppp_parsing"
1051#define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \
1052 "mpls_parsing"
1053#define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \
1054 "arp_parsing"
1055#define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \
1056 "ip_1_parsing"
1057#define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \
1058 "ip_n_parsing"
1059#define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \
1060 "gre_parsing"
1061#define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \
1062 "udp_parsing"
1063#define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \
1064 "tcp_parsing"
1065#define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \
1066 "ipsec_parsing"
1067#define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \
1068 "sctp_parsing"
1069#define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \
1070 "dccp_parsing"
1071#define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \
1072 "gtp_parsing"
1073#define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \
1074 "esp_parsing"
1075#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_NEXTHOP \
1076 "blackhole_nexthop"
1077#define DEVLINK_TRAP_GENERIC_NAME_DMAC_FILTER \
1078 "dmac_filter"
1079
1080#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
1081 "l2_drops"
1082#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
1083 "l3_drops"
1084#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \
1085 "l3_exceptions"
1086#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
1087 "buffer_drops"
1088#define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
1089 "tunnel_drops"
1090#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
1091 "acl_drops"
1092#define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \
1093 "stp"
1094#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \
1095 "lacp"
1096#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \
1097 "lldp"
1098#define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING \
1099 "mc_snooping"
1100#define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \
1101 "dhcp"
1102#define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \
1103 "neigh_discovery"
1104#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \
1105 "bfd"
1106#define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \
1107 "ospf"
1108#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \
1109 "bgp"
1110#define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \
1111 "vrrp"
1112#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \
1113 "pim"
1114#define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \
1115 "uc_loopback"
1116#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \
1117 "local_delivery"
1118#define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \
1119 "external_delivery"
1120#define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \
1121 "ipv6"
1122#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \
1123 "ptp_event"
1124#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \
1125 "ptp_general"
1126#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \
1127 "acl_sample"
1128#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \
1129 "acl_trap"
1130#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \
1131 "parser_error_drops"
1132
1133#define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \
1134 _metadata_cap) \
1135 { \
1136 .type = DEVLINK_TRAP_TYPE_##_type, \
1137 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1138 .generic = true, \
1139 .id = DEVLINK_TRAP_GENERIC_ID_##_id, \
1140 .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \
1141 .init_group_id = _group_id, \
1142 .metadata_cap = _metadata_cap, \
1143 }
1144
1145#define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \
1146 _metadata_cap) \
1147 { \
1148 .type = DEVLINK_TRAP_TYPE_##_type, \
1149 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1150 .generic = false, \
1151 .id = _id, \
1152 .name = _name, \
1153 .init_group_id = _group_id, \
1154 .metadata_cap = _metadata_cap, \
1155 }
1156
1157#define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id) \
1158 { \
1159 .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \
1160 .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \
1161 .generic = true, \
1162 .init_policer_id = _policer_id, \
1163 }
1164
1165#define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate, \
1166 _max_burst, _min_burst) \
1167 { \
1168 .id = _id, \
1169 .init_rate = _rate, \
1170 .init_burst = _burst, \
1171 .max_rate = _max_rate, \
1172 .min_rate = _min_rate, \
1173 .max_burst = _max_burst, \
1174 .min_burst = _min_burst, \
1175 }
1176
1177enum {
1178
1179 DEVLINK_F_RELOAD = 1UL << 0,
1180};
1181
1182struct devlink_ops {
1183
1184
1185
1186
1187
1188 u32 supported_flash_update_params;
1189 unsigned long reload_actions;
1190 unsigned long reload_limits;
1191 int (*reload_down)(struct devlink *devlink, bool netns_change,
1192 enum devlink_reload_action action,
1193 enum devlink_reload_limit limit,
1194 struct netlink_ext_ack *extack);
1195 int (*reload_up)(struct devlink *devlink, enum devlink_reload_action action,
1196 enum devlink_reload_limit limit, u32 *actions_performed,
1197 struct netlink_ext_ack *extack);
1198 int (*port_type_set)(struct devlink_port *devlink_port,
1199 enum devlink_port_type port_type);
1200 int (*port_split)(struct devlink *devlink, struct devlink_port *port,
1201 unsigned int count, struct netlink_ext_ack *extack);
1202 int (*port_unsplit)(struct devlink *devlink, struct devlink_port *port,
1203 struct netlink_ext_ack *extack);
1204 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
1205 u16 pool_index,
1206 struct devlink_sb_pool_info *pool_info);
1207 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
1208 u16 pool_index, u32 size,
1209 enum devlink_sb_threshold_type threshold_type,
1210 struct netlink_ext_ack *extack);
1211 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
1212 unsigned int sb_index, u16 pool_index,
1213 u32 *p_threshold);
1214 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
1215 unsigned int sb_index, u16 pool_index,
1216 u32 threshold, struct netlink_ext_ack *extack);
1217 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
1218 unsigned int sb_index,
1219 u16 tc_index,
1220 enum devlink_sb_pool_type pool_type,
1221 u16 *p_pool_index, u32 *p_threshold);
1222 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
1223 unsigned int sb_index,
1224 u16 tc_index,
1225 enum devlink_sb_pool_type pool_type,
1226 u16 pool_index, u32 threshold,
1227 struct netlink_ext_ack *extack);
1228 int (*sb_occ_snapshot)(struct devlink *devlink,
1229 unsigned int sb_index);
1230 int (*sb_occ_max_clear)(struct devlink *devlink,
1231 unsigned int sb_index);
1232 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
1233 unsigned int sb_index, u16 pool_index,
1234 u32 *p_cur, u32 *p_max);
1235 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
1236 unsigned int sb_index,
1237 u16 tc_index,
1238 enum devlink_sb_pool_type pool_type,
1239 u32 *p_cur, u32 *p_max);
1240
1241 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
1242 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
1243 struct netlink_ext_ack *extack);
1244 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
1245 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
1246 struct netlink_ext_ack *extack);
1247 int (*eswitch_encap_mode_get)(struct devlink *devlink,
1248 enum devlink_eswitch_encap_mode *p_encap_mode);
1249 int (*eswitch_encap_mode_set)(struct devlink *devlink,
1250 enum devlink_eswitch_encap_mode encap_mode,
1251 struct netlink_ext_ack *extack);
1252 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
1253 struct netlink_ext_ack *extack);
1254
1255
1256
1257
1258
1259
1260
1261 int (*flash_update)(struct devlink *devlink,
1262 struct devlink_flash_update_params *params,
1263 struct netlink_ext_ack *extack);
1264
1265
1266
1267
1268
1269
1270
1271
1272 int (*trap_init)(struct devlink *devlink,
1273 const struct devlink_trap *trap, void *trap_ctx);
1274
1275
1276
1277
1278
1279
1280 void (*trap_fini)(struct devlink *devlink,
1281 const struct devlink_trap *trap, void *trap_ctx);
1282
1283
1284
1285 int (*trap_action_set)(struct devlink *devlink,
1286 const struct devlink_trap *trap,
1287 enum devlink_trap_action action,
1288 struct netlink_ext_ack *extack);
1289
1290
1291
1292
1293
1294
1295 int (*trap_group_init)(struct devlink *devlink,
1296 const struct devlink_trap_group *group);
1297
1298
1299
1300
1301
1302
1303 int (*trap_group_set)(struct devlink *devlink,
1304 const struct devlink_trap_group *group,
1305 const struct devlink_trap_policer *policer,
1306 struct netlink_ext_ack *extack);
1307
1308
1309
1310
1311
1312
1313 int (*trap_group_action_set)(struct devlink *devlink,
1314 const struct devlink_trap_group *group,
1315 enum devlink_trap_action action,
1316 struct netlink_ext_ack *extack);
1317
1318
1319
1320
1321
1322
1323
1324 int (*trap_drop_counter_get)(struct devlink *devlink,
1325 const struct devlink_trap *trap,
1326 u64 *p_drops);
1327
1328
1329
1330
1331
1332
1333 int (*trap_policer_init)(struct devlink *devlink,
1334 const struct devlink_trap_policer *policer);
1335
1336
1337
1338
1339
1340
1341 void (*trap_policer_fini)(struct devlink *devlink,
1342 const struct devlink_trap_policer *policer);
1343
1344
1345
1346 int (*trap_policer_set)(struct devlink *devlink,
1347 const struct devlink_trap_policer *policer,
1348 u64 rate, u64 burst,
1349 struct netlink_ext_ack *extack);
1350
1351
1352
1353
1354
1355
1356 int (*trap_policer_counter_get)(struct devlink *devlink,
1357 const struct devlink_trap_policer *policer,
1358 u64 *p_drops);
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368 int (*port_function_hw_addr_get)(struct devlink_port *port, u8 *hw_addr,
1369 int *hw_addr_len,
1370 struct netlink_ext_ack *extack);
1371
1372
1373
1374
1375
1376
1377
1378 int (*port_function_hw_addr_set)(struct devlink_port *port,
1379 const u8 *hw_addr, int hw_addr_len,
1380 struct netlink_ext_ack *extack);
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399 int (*port_new)(struct devlink *devlink,
1400 const struct devlink_port_new_attrs *attrs,
1401 struct netlink_ext_ack *extack,
1402 unsigned int *new_port_index);
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420 int (*port_del)(struct devlink *devlink, unsigned int port_index,
1421 struct netlink_ext_ack *extack);
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434 int (*port_fn_state_get)(struct devlink_port *port,
1435 enum devlink_port_fn_state *state,
1436 enum devlink_port_fn_opstate *opstate,
1437 struct netlink_ext_ack *extack);
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449 int (*port_fn_state_set)(struct devlink_port *port,
1450 enum devlink_port_fn_state state,
1451 struct netlink_ext_ack *extack);
1452
1453
1454
1455
1456 int (*rate_leaf_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1457 u64 tx_share, struct netlink_ext_ack *extack);
1458 int (*rate_leaf_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1459 u64 tx_max, struct netlink_ext_ack *extack);
1460 int (*rate_node_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1461 u64 tx_share, struct netlink_ext_ack *extack);
1462 int (*rate_node_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1463 u64 tx_max, struct netlink_ext_ack *extack);
1464 int (*rate_node_new)(struct devlink_rate *rate_node, void **priv,
1465 struct netlink_ext_ack *extack);
1466 int (*rate_node_del)(struct devlink_rate *rate_node, void *priv,
1467 struct netlink_ext_ack *extack);
1468 int (*rate_leaf_parent_set)(struct devlink_rate *child,
1469 struct devlink_rate *parent,
1470 void *priv_child, void *priv_parent,
1471 struct netlink_ext_ack *extack);
1472 int (*rate_node_parent_set)(struct devlink_rate *child,
1473 struct devlink_rate *parent,
1474 void *priv_child, void *priv_parent,
1475 struct netlink_ext_ack *extack);
1476};
1477
1478void *devlink_priv(struct devlink *devlink);
1479struct devlink *priv_to_devlink(void *priv);
1480struct device *devlink_to_dev(const struct devlink *devlink);
1481
1482
1483void devl_lock(struct devlink *devlink);
1484void devl_unlock(struct devlink *devlink);
1485void devl_assert_locked(struct devlink *devlink);
1486bool devl_lock_is_held(struct devlink *devlink);
1487
1488int devl_port_register(struct devlink *devlink,
1489 struct devlink_port *devlink_port,
1490 unsigned int port_index);
1491void devl_port_unregister(struct devlink_port *devlink_port);
1492
1493int devl_rate_leaf_create(struct devlink_port *port, void *priv);
1494void devl_rate_leaf_destroy(struct devlink_port *devlink_port);
1495void devl_rate_nodes_destroy(struct devlink *devlink);
1496
1497struct ib_device;
1498
1499struct net *devlink_net(const struct devlink *devlink);
1500
1501
1502
1503
1504
1505struct devlink *devlink_alloc_ns(const struct devlink_ops *ops,
1506 size_t priv_size, struct net *net,
1507 struct device *dev);
1508static inline struct devlink *devlink_alloc(const struct devlink_ops *ops,
1509 size_t priv_size,
1510 struct device *dev)
1511{
1512 return devlink_alloc_ns(ops, priv_size, &init_net, dev);
1513}
1514void devlink_set_features(struct devlink *devlink, u64 features);
1515void devlink_register(struct devlink *devlink);
1516void devlink_unregister(struct devlink *devlink);
1517void devlink_free(struct devlink *devlink);
1518int devlink_port_register(struct devlink *devlink,
1519 struct devlink_port *devlink_port,
1520 unsigned int port_index);
1521void devlink_port_unregister(struct devlink_port *devlink_port);
1522void devlink_port_type_eth_set(struct devlink_port *devlink_port,
1523 struct net_device *netdev);
1524void devlink_port_type_ib_set(struct devlink_port *devlink_port,
1525 struct ib_device *ibdev);
1526void devlink_port_type_clear(struct devlink_port *devlink_port);
1527void devlink_port_attrs_set(struct devlink_port *devlink_port,
1528 struct devlink_port_attrs *devlink_port_attrs);
1529void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 controller,
1530 u16 pf, bool external);
1531void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 controller,
1532 u16 pf, u16 vf, bool external);
1533void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port,
1534 u32 controller, u16 pf, u32 sf,
1535 bool external);
1536int devlink_rate_leaf_create(struct devlink_port *port, void *priv);
1537void devlink_rate_leaf_destroy(struct devlink_port *devlink_port);
1538void devlink_rate_nodes_destroy(struct devlink *devlink);
1539int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
1540 u32 size, u16 ingress_pools_count,
1541 u16 egress_pools_count, u16 ingress_tc_count,
1542 u16 egress_tc_count);
1543void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
1544int devlink_dpipe_table_register(struct devlink *devlink,
1545 const char *table_name,
1546 struct devlink_dpipe_table_ops *table_ops,
1547 void *priv, bool counter_control_extern);
1548void devlink_dpipe_table_unregister(struct devlink *devlink,
1549 const char *table_name);
1550int devlink_dpipe_headers_register(struct devlink *devlink,
1551 struct devlink_dpipe_headers *dpipe_headers);
1552void devlink_dpipe_headers_unregister(struct devlink *devlink);
1553bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
1554 const char *table_name);
1555int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
1556int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
1557 struct devlink_dpipe_entry *entry);
1558int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
1559void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1560int devlink_dpipe_action_put(struct sk_buff *skb,
1561 struct devlink_dpipe_action *action);
1562int devlink_dpipe_match_put(struct sk_buff *skb,
1563 struct devlink_dpipe_match *match);
1564extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
1565extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1566extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
1567
1568int devlink_resource_register(struct devlink *devlink,
1569 const char *resource_name,
1570 u64 resource_size,
1571 u64 resource_id,
1572 u64 parent_resource_id,
1573 const struct devlink_resource_size_params *size_params);
1574void devlink_resources_unregister(struct devlink *devlink);
1575int devlink_resource_size_get(struct devlink *devlink,
1576 u64 resource_id,
1577 u64 *p_resource_size);
1578int devlink_dpipe_table_resource_set(struct devlink *devlink,
1579 const char *table_name, u64 resource_id,
1580 u64 resource_units);
1581void devlink_resource_occ_get_register(struct devlink *devlink,
1582 u64 resource_id,
1583 devlink_resource_occ_get_t *occ_get,
1584 void *occ_get_priv);
1585void devlink_resource_occ_get_unregister(struct devlink *devlink,
1586 u64 resource_id);
1587int devlink_params_register(struct devlink *devlink,
1588 const struct devlink_param *params,
1589 size_t params_count);
1590void devlink_params_unregister(struct devlink *devlink,
1591 const struct devlink_param *params,
1592 size_t params_count);
1593int devlink_param_register(struct devlink *devlink,
1594 const struct devlink_param *param);
1595void devlink_param_unregister(struct devlink *devlink,
1596 const struct devlink_param *param);
1597int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
1598 union devlink_param_value *init_val);
1599int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
1600 union devlink_param_value init_val);
1601void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
1602struct devlink_region *
1603devlink_region_create(struct devlink *devlink,
1604 const struct devlink_region_ops *ops,
1605 u32 region_max_snapshots, u64 region_size);
1606struct devlink_region *
1607devlink_port_region_create(struct devlink_port *port,
1608 const struct devlink_port_region_ops *ops,
1609 u32 region_max_snapshots, u64 region_size);
1610void devlink_region_destroy(struct devlink_region *region);
1611void devlink_port_region_destroy(struct devlink_region *region);
1612
1613int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id);
1614void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id);
1615int devlink_region_snapshot_create(struct devlink_region *region,
1616 u8 *data, u32 snapshot_id);
1617int devlink_info_serial_number_put(struct devlink_info_req *req,
1618 const char *sn);
1619int devlink_info_driver_name_put(struct devlink_info_req *req,
1620 const char *name);
1621int devlink_info_board_serial_number_put(struct devlink_info_req *req,
1622 const char *bsn);
1623int devlink_info_version_fixed_put(struct devlink_info_req *req,
1624 const char *version_name,
1625 const char *version_value);
1626int devlink_info_version_stored_put(struct devlink_info_req *req,
1627 const char *version_name,
1628 const char *version_value);
1629int devlink_info_version_running_put(struct devlink_info_req *req,
1630 const char *version_name,
1631 const char *version_value);
1632
1633int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
1634int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
1635
1636int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
1637int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
1638
1639int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
1640 const char *name);
1641int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
1642int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
1643 const char *name);
1644int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
1645
1646int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
1647int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
1648int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
1649 u16 value_len);
1650
1651int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
1652 bool value);
1653int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
1654 u8 value);
1655int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
1656 u32 value);
1657int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
1658 u64 value);
1659int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
1660 const char *value);
1661int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
1662 const void *value, u32 value_len);
1663
1664struct devlink_health_reporter *
1665devlink_health_reporter_create(struct devlink *devlink,
1666 const struct devlink_health_reporter_ops *ops,
1667 u64 graceful_period, void *priv);
1668
1669struct devlink_health_reporter *
1670devlink_port_health_reporter_create(struct devlink_port *port,
1671 const struct devlink_health_reporter_ops *ops,
1672 u64 graceful_period, void *priv);
1673
1674void
1675devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
1676
1677void
1678devlink_port_health_reporter_destroy(struct devlink_health_reporter *reporter);
1679
1680void *
1681devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
1682int devlink_health_report(struct devlink_health_reporter *reporter,
1683 const char *msg, void *priv_ctx);
1684void
1685devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
1686 enum devlink_health_reporter_state state);
1687void
1688devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter);
1689
1690bool devlink_is_reload_failed(const struct devlink *devlink);
1691void devlink_remote_reload_actions_performed(struct devlink *devlink,
1692 enum devlink_reload_limit limit,
1693 u32 actions_performed);
1694
1695void devlink_flash_update_status_notify(struct devlink *devlink,
1696 const char *status_msg,
1697 const char *component,
1698 unsigned long done,
1699 unsigned long total);
1700void devlink_flash_update_timeout_notify(struct devlink *devlink,
1701 const char *status_msg,
1702 const char *component,
1703 unsigned long timeout);
1704
1705int devlink_traps_register(struct devlink *devlink,
1706 const struct devlink_trap *traps,
1707 size_t traps_count, void *priv);
1708void devlink_traps_unregister(struct devlink *devlink,
1709 const struct devlink_trap *traps,
1710 size_t traps_count);
1711void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb,
1712 void *trap_ctx, struct devlink_port *in_devlink_port,
1713 const struct flow_action_cookie *fa_cookie);
1714void *devlink_trap_ctx_priv(void *trap_ctx);
1715int devlink_trap_groups_register(struct devlink *devlink,
1716 const struct devlink_trap_group *groups,
1717 size_t groups_count);
1718void devlink_trap_groups_unregister(struct devlink *devlink,
1719 const struct devlink_trap_group *groups,
1720 size_t groups_count);
1721int
1722devlink_trap_policers_register(struct devlink *devlink,
1723 const struct devlink_trap_policer *policers,
1724 size_t policers_count);
1725void
1726devlink_trap_policers_unregister(struct devlink *devlink,
1727 const struct devlink_trap_policer *policers,
1728 size_t policers_count);
1729
1730#if IS_ENABLED(CONFIG_NET_DEVLINK)
1731
1732struct devlink *__must_check devlink_try_get(struct devlink *devlink);
1733void devlink_put(struct devlink *devlink);
1734
1735void devlink_compat_running_version(struct devlink *devlink,
1736 char *buf, size_t len);
1737int devlink_compat_flash_update(struct devlink *devlink, const char *file_name);
1738int devlink_compat_phys_port_name_get(struct net_device *dev,
1739 char *name, size_t len);
1740int devlink_compat_switch_id_get(struct net_device *dev,
1741 struct netdev_phys_item_id *ppid);
1742
1743#else
1744
1745static inline struct devlink *devlink_try_get(struct devlink *devlink)
1746{
1747 return NULL;
1748}
1749
1750static inline void devlink_put(struct devlink *devlink)
1751{
1752}
1753
1754static inline void
1755devlink_compat_running_version(struct devlink *devlink, char *buf, size_t len)
1756{
1757}
1758
1759static inline int
1760devlink_compat_flash_update(struct devlink *devlink, const char *file_name)
1761{
1762 return -EOPNOTSUPP;
1763}
1764
1765static inline int
1766devlink_compat_phys_port_name_get(struct net_device *dev,
1767 char *name, size_t len)
1768{
1769 return -EOPNOTSUPP;
1770}
1771
1772static inline int
1773devlink_compat_switch_id_get(struct net_device *dev,
1774 struct netdev_phys_item_id *ppid)
1775{
1776 return -EOPNOTSUPP;
1777}
1778
1779#endif
1780
1781#endif
1782