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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
23#define DEVLINK_RELOAD_STATS_ARRAY_SIZE \
24 (__DEVLINK_RELOAD_LIMIT_MAX * __DEVLINK_RELOAD_ACTION_MAX)
25
26struct devlink_dev_stats {
27 u32 reload_stats[DEVLINK_RELOAD_STATS_ARRAY_SIZE];
28 u32 remote_reload_stats[DEVLINK_RELOAD_STATS_ARRAY_SIZE];
29};
30
31struct devlink_ops;
32
33struct devlink {
34 struct list_head list;
35 struct list_head port_list;
36 struct list_head sb_list;
37 struct list_head dpipe_table_list;
38 struct list_head resource_list;
39 struct list_head param_list;
40 struct list_head region_list;
41 struct list_head reporter_list;
42 struct mutex reporters_lock;
43 struct devlink_dpipe_headers *dpipe_headers;
44 struct list_head trap_list;
45 struct list_head trap_group_list;
46 struct list_head trap_policer_list;
47 const struct devlink_ops *ops;
48 struct xarray snapshot_ids;
49 struct devlink_dev_stats stats;
50 struct device *dev;
51 possible_net_t _net;
52 struct mutex lock;
53
54
55 u8 reload_failed:1,
56 reload_enabled:1,
57 registered:1;
58 char priv[0] __aligned(NETDEV_ALIGN);
59};
60
61struct devlink_port_phys_attrs {
62 u32 port_number;
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66 u32 split_subport_number;
67};
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75struct devlink_port_pci_pf_attrs {
76 u32 controller;
77 u16 pf;
78 u8 external:1;
79};
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88struct devlink_port_pci_vf_attrs {
89 u32 controller;
90 u16 pf;
91 u16 vf;
92 u8 external:1;
93};
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105
106struct devlink_port_attrs {
107 u8 split:1,
108 splittable:1;
109 u32 lanes;
110 enum devlink_port_flavour flavour;
111 struct netdev_phys_item_id switch_id;
112 union {
113 struct devlink_port_phys_attrs phys;
114 struct devlink_port_pci_pf_attrs pci_pf;
115 struct devlink_port_pci_vf_attrs pci_vf;
116 };
117};
118
119struct devlink_port {
120 struct list_head list;
121 struct list_head param_list;
122 struct list_head region_list;
123 struct devlink *devlink;
124 unsigned int index;
125 bool registered;
126 spinlock_t type_lock;
127
128
129 enum devlink_port_type type;
130 enum devlink_port_type desired_type;
131 void *type_dev;
132 struct devlink_port_attrs attrs;
133 u8 attrs_set:1,
134 switch_port:1;
135 struct delayed_work type_warn_dw;
136 struct list_head reporter_list;
137 struct mutex reporters_lock;
138};
139
140struct devlink_sb_pool_info {
141 enum devlink_sb_pool_type pool_type;
142 u32 size;
143 enum devlink_sb_threshold_type threshold_type;
144 u32 cell_size;
145};
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154struct devlink_dpipe_field {
155 const char *name;
156 unsigned int id;
157 unsigned int bitwidth;
158 enum devlink_dpipe_field_mapping_type mapping_type;
159};
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170struct devlink_dpipe_header {
171 const char *name;
172 unsigned int id;
173 struct devlink_dpipe_field *fields;
174 unsigned int fields_count;
175 bool global;
176};
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186struct devlink_dpipe_match {
187 enum devlink_dpipe_match_type type;
188 unsigned int header_index;
189 struct devlink_dpipe_header *header;
190 unsigned int field_id;
191};
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201struct devlink_dpipe_action {
202 enum devlink_dpipe_action_type type;
203 unsigned int header_index;
204 struct devlink_dpipe_header *header;
205 unsigned int field_id;
206};
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219struct devlink_dpipe_value {
220 union {
221 struct devlink_dpipe_action *action;
222 struct devlink_dpipe_match *match;
223 };
224 unsigned int mapping_value;
225 bool mapping_valid;
226 unsigned int value_size;
227 void *value;
228 void *mask;
229};
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241struct devlink_dpipe_entry {
242 u64 index;
243 struct devlink_dpipe_value *match_values;
244 unsigned int match_values_count;
245 struct devlink_dpipe_value *action_values;
246 unsigned int action_values_count;
247 u64 counter;
248 bool counter_valid;
249};
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260struct devlink_dpipe_dump_ctx {
261 struct genl_info *info;
262 enum devlink_command cmd;
263 struct sk_buff *skb;
264 struct nlattr *nest;
265 void *hdr;
266};
267
268struct devlink_dpipe_table_ops;
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283struct devlink_dpipe_table {
284 void *priv;
285 struct list_head list;
286 const char *name;
287 bool counters_enabled;
288 bool counter_control_extern;
289 bool resource_valid;
290 u64 resource_id;
291 u64 resource_units;
292 struct devlink_dpipe_table_ops *table_ops;
293 struct rcu_head rcu;
294};
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306struct devlink_dpipe_table_ops {
307 int (*actions_dump)(void *priv, struct sk_buff *skb);
308 int (*matches_dump)(void *priv, struct sk_buff *skb);
309 int (*entries_dump)(void *priv, bool counters_enabled,
310 struct devlink_dpipe_dump_ctx *dump_ctx);
311 int (*counters_set_update)(void *priv, bool enable);
312 u64 (*size_get)(void *priv);
313};
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320struct devlink_dpipe_headers {
321 struct devlink_dpipe_header **headers;
322 unsigned int headers_count;
323};
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332struct devlink_resource_size_params {
333 u64 size_min;
334 u64 size_max;
335 u64 size_granularity;
336 enum devlink_resource_unit unit;
337};
338
339static inline void
340devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
341 u64 size_min, u64 size_max,
342 u64 size_granularity,
343 enum devlink_resource_unit unit)
344{
345 size_params->size_min = size_min;
346 size_params->size_max = size_max;
347 size_params->size_granularity = size_granularity;
348 size_params->unit = unit;
349}
350
351typedef u64 devlink_resource_occ_get_t(void *priv);
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366struct devlink_resource {
367 const char *name;
368 u64 id;
369 u64 size;
370 u64 size_new;
371 bool size_valid;
372 struct devlink_resource *parent;
373 struct devlink_resource_size_params size_params;
374 struct list_head list;
375 struct list_head resource_list;
376 devlink_resource_occ_get_t *occ_get;
377 void *occ_get_priv;
378};
379
380#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
381
382#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
383enum devlink_param_type {
384 DEVLINK_PARAM_TYPE_U8,
385 DEVLINK_PARAM_TYPE_U16,
386 DEVLINK_PARAM_TYPE_U32,
387 DEVLINK_PARAM_TYPE_STRING,
388 DEVLINK_PARAM_TYPE_BOOL,
389};
390
391union devlink_param_value {
392 u8 vu8;
393 u16 vu16;
394 u32 vu32;
395 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
396 bool vbool;
397};
398
399struct devlink_param_gset_ctx {
400 union devlink_param_value val;
401 enum devlink_param_cmode cmode;
402};
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415struct devlink_flash_notify {
416 const char *status_msg;
417 const char *component;
418 unsigned long done;
419 unsigned long total;
420 unsigned long timeout;
421};
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438struct devlink_param {
439 u32 id;
440 const char *name;
441 bool generic;
442 enum devlink_param_type type;
443 unsigned long supported_cmodes;
444 int (*get)(struct devlink *devlink, u32 id,
445 struct devlink_param_gset_ctx *ctx);
446 int (*set)(struct devlink *devlink, u32 id,
447 struct devlink_param_gset_ctx *ctx);
448 int (*validate)(struct devlink *devlink, u32 id,
449 union devlink_param_value val,
450 struct netlink_ext_ack *extack);
451};
452
453struct devlink_param_item {
454 struct list_head list;
455 const struct devlink_param *param;
456 union devlink_param_value driverinit_value;
457 bool driverinit_value_valid;
458 bool published;
459};
460
461enum devlink_param_generic_id {
462 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
463 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
464 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
465 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
466 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
467 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
468 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
469 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
470 DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
471 DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
472 DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET,
473
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475 __DEVLINK_PARAM_GENERIC_ID_MAX,
476 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
477};
478
479#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
480#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
481
482#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
483#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
484
485#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
486#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
487
488#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
489#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
490
491#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
492#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
493
494#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
495#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
496
497#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
498#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
499
500#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
501#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
502
503#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
504 "reset_dev_on_drv_probe"
505#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
506
507#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
508#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
509
510#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset"
511#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
512
513#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
514{ \
515 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
516 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
517 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
518 .generic = true, \
519 .supported_cmodes = _cmodes, \
520 .get = _get, \
521 .set = _set, \
522 .validate = _validate, \
523}
524
525#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
526{ \
527 .id = _id, \
528 .name = _name, \
529 .type = _type, \
530 .supported_cmodes = _cmodes, \
531 .get = _get, \
532 .set = _set, \
533 .validate = _validate, \
534}
535
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537#define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
538
539#define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
540
541#define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
542
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544#define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id"
545
546#define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev"
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549#define DEVLINK_INFO_VERSION_GENERIC_FW "fw"
550
551#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
552
553#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API "fw.mgmt.api"
554
555#define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
556
557#define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
558
559#define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
560
561#define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid"
562
563#define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce"
564
565#define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id"
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576struct devlink_flash_update_params {
577 const char *file_name;
578 const char *component;
579 u32 overwrite_mask;
580};
581
582#define DEVLINK_SUPPORT_FLASH_UPDATE_COMPONENT BIT(0)
583#define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(1)
584
585struct devlink_region;
586struct devlink_info_req;
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598struct devlink_region_ops {
599 const char *name;
600 void (*destructor)(const void *data);
601 int (*snapshot)(struct devlink *devlink,
602 const struct devlink_region_ops *ops,
603 struct netlink_ext_ack *extack,
604 u8 **data);
605 void *priv;
606};
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618struct devlink_port_region_ops {
619 const char *name;
620 void (*destructor)(const void *data);
621 int (*snapshot)(struct devlink_port *port,
622 const struct devlink_port_region_ops *ops,
623 struct netlink_ext_ack *extack,
624 u8 **data);
625 void *priv;
626};
627
628struct devlink_fmsg;
629struct devlink_health_reporter;
630
631enum devlink_health_reporter_state {
632 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
633 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
634};
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647struct devlink_health_reporter_ops {
648 char *name;
649 int (*recover)(struct devlink_health_reporter *reporter,
650 void *priv_ctx, struct netlink_ext_ack *extack);
651 int (*dump)(struct devlink_health_reporter *reporter,
652 struct devlink_fmsg *fmsg, void *priv_ctx,
653 struct netlink_ext_ack *extack);
654 int (*diagnose)(struct devlink_health_reporter *reporter,
655 struct devlink_fmsg *fmsg,
656 struct netlink_ext_ack *extack);
657 int (*test)(struct devlink_health_reporter *reporter,
658 struct netlink_ext_ack *extack);
659};
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669struct devlink_trap_metadata {
670 const char *trap_name;
671 const char *trap_group_name;
672 struct net_device *input_dev;
673 const struct flow_action_cookie *fa_cookie;
674 enum devlink_trap_type trap_type;
675};
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690struct devlink_trap_policer {
691 u32 id;
692 u64 init_rate;
693 u64 init_burst;
694 u64 max_rate;
695 u64 min_rate;
696 u64 max_burst;
697 u64 min_burst;
698};
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710struct devlink_trap_group {
711 const char *name;
712 u16 id;
713 bool generic;
714 u32 init_policer_id;
715};
716
717#define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0)
718#define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1)
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733struct devlink_trap {
734 enum devlink_trap_type type;
735 enum devlink_trap_action init_action;
736 bool generic;
737 u16 id;
738 const char *name;
739 u16 init_group_id;
740 u32 metadata_cap;
741};
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745
746enum devlink_trap_generic_id {
747 DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
748 DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
749 DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
750 DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER,
751 DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST,
752 DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER,
753 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE,
754 DEVLINK_TRAP_GENERIC_ID_TTL_ERROR,
755 DEVLINK_TRAP_GENERIC_ID_TAIL_DROP,
756 DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET,
757 DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC,
758 DEVLINK_TRAP_GENERIC_ID_DIP_LB,
759 DEVLINK_TRAP_GENERIC_ID_SIP_MC,
760 DEVLINK_TRAP_GENERIC_ID_SIP_LB,
761 DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR,
762 DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC,
763 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE,
764 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
765 DEVLINK_TRAP_GENERIC_ID_MTU_ERROR,
766 DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH,
767 DEVLINK_TRAP_GENERIC_ID_RPF,
768 DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE,
769 DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS,
770 DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS,
771 DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE,
772 DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR,
773 DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
774 DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP,
775 DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP,
776 DEVLINK_TRAP_GENERIC_ID_STP,
777 DEVLINK_TRAP_GENERIC_ID_LACP,
778 DEVLINK_TRAP_GENERIC_ID_LLDP,
779 DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY,
780 DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT,
781 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT,
782 DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT,
783 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE,
784 DEVLINK_TRAP_GENERIC_ID_MLD_QUERY,
785 DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT,
786 DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT,
787 DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE,
788 DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP,
789 DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP,
790 DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST,
791 DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE,
792 DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY,
793 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT,
794 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT,
795 DEVLINK_TRAP_GENERIC_ID_IPV4_BFD,
796 DEVLINK_TRAP_GENERIC_ID_IPV6_BFD,
797 DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF,
798 DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF,
799 DEVLINK_TRAP_GENERIC_ID_IPV4_BGP,
800 DEVLINK_TRAP_GENERIC_ID_IPV6_BGP,
801 DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP,
802 DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP,
803 DEVLINK_TRAP_GENERIC_ID_IPV4_PIM,
804 DEVLINK_TRAP_GENERIC_ID_IPV6_PIM,
805 DEVLINK_TRAP_GENERIC_ID_UC_LB,
806 DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE,
807 DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE,
808 DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE,
809 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES,
810 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS,
811 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT,
812 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT,
813 DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT,
814 DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT,
815 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT,
816 DEVLINK_TRAP_GENERIC_ID_PTP_EVENT,
817 DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL,
818 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE,
819 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP,
820 DEVLINK_TRAP_GENERIC_ID_EARLY_DROP,
821 DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING,
822 DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING,
823 DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING,
824 DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING,
825 DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING,
826 DEVLINK_TRAP_GENERIC_ID_ARP_PARSING,
827 DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING,
828 DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING,
829 DEVLINK_TRAP_GENERIC_ID_GRE_PARSING,
830 DEVLINK_TRAP_GENERIC_ID_UDP_PARSING,
831 DEVLINK_TRAP_GENERIC_ID_TCP_PARSING,
832 DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING,
833 DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING,
834 DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING,
835 DEVLINK_TRAP_GENERIC_ID_GTP_PARSING,
836 DEVLINK_TRAP_GENERIC_ID_ESP_PARSING,
837
838
839 __DEVLINK_TRAP_GENERIC_ID_MAX,
840 DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1,
841};
842
843
844
845
846enum devlink_trap_group_generic_id {
847 DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS,
848 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS,
849 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS,
850 DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS,
851 DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS,
852 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS,
853 DEVLINK_TRAP_GROUP_GENERIC_ID_STP,
854 DEVLINK_TRAP_GROUP_GENERIC_ID_LACP,
855 DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP,
856 DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING,
857 DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP,
858 DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY,
859 DEVLINK_TRAP_GROUP_GENERIC_ID_BFD,
860 DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF,
861 DEVLINK_TRAP_GROUP_GENERIC_ID_BGP,
862 DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP,
863 DEVLINK_TRAP_GROUP_GENERIC_ID_PIM,
864 DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB,
865 DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY,
866 DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY,
867 DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6,
868 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT,
869 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL,
870 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE,
871 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP,
872 DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS,
873
874
875 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX,
876 DEVLINK_TRAP_GROUP_GENERIC_ID_MAX =
877 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1,
878};
879
880#define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
881 "source_mac_is_multicast"
882#define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
883 "vlan_tag_mismatch"
884#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
885 "ingress_vlan_filter"
886#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
887 "ingress_spanning_tree_filter"
888#define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
889 "port_list_is_empty"
890#define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
891 "port_loopback_filter"
892#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
893 "blackhole_route"
894#define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
895 "ttl_value_is_too_small"
896#define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
897 "tail_drop"
898#define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
899 "non_ip"
900#define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
901 "uc_dip_over_mc_dmac"
902#define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
903 "dip_is_loopback_address"
904#define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
905 "sip_is_mc"
906#define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
907 "sip_is_loopback_address"
908#define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
909 "ip_header_corrupted"
910#define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
911 "ipv4_sip_is_limited_bc"
912#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
913 "ipv6_mc_dip_reserved_scope"
914#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
915 "ipv6_mc_dip_interface_local_scope"
916#define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
917 "mtu_value_is_too_small"
918#define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
919 "unresolved_neigh"
920#define DEVLINK_TRAP_GENERIC_NAME_RPF \
921 "mc_reverse_path_forwarding"
922#define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
923 "reject_route"
924#define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
925 "ipv4_lpm_miss"
926#define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
927 "ipv6_lpm_miss"
928#define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
929 "non_routable_packet"
930#define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
931 "decap_error"
932#define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
933 "overlay_smac_is_mc"
934#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
935 "ingress_flow_action_drop"
936#define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
937 "egress_flow_action_drop"
938#define DEVLINK_TRAP_GENERIC_NAME_STP \
939 "stp"
940#define DEVLINK_TRAP_GENERIC_NAME_LACP \
941 "lacp"
942#define DEVLINK_TRAP_GENERIC_NAME_LLDP \
943 "lldp"
944#define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \
945 "igmp_query"
946#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \
947 "igmp_v1_report"
948#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \
949 "igmp_v2_report"
950#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \
951 "igmp_v3_report"
952#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \
953 "igmp_v2_leave"
954#define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \
955 "mld_query"
956#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \
957 "mld_v1_report"
958#define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \
959 "mld_v2_report"
960#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \
961 "mld_v1_done"
962#define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \
963 "ipv4_dhcp"
964#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \
965 "ipv6_dhcp"
966#define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \
967 "arp_request"
968#define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \
969 "arp_response"
970#define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \
971 "arp_overlay"
972#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \
973 "ipv6_neigh_solicit"
974#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \
975 "ipv6_neigh_advert"
976#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \
977 "ipv4_bfd"
978#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \
979 "ipv6_bfd"
980#define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \
981 "ipv4_ospf"
982#define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \
983 "ipv6_ospf"
984#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \
985 "ipv4_bgp"
986#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \
987 "ipv6_bgp"
988#define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \
989 "ipv4_vrrp"
990#define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \
991 "ipv6_vrrp"
992#define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \
993 "ipv4_pim"
994#define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \
995 "ipv6_pim"
996#define DEVLINK_TRAP_GENERIC_NAME_UC_LB \
997 "uc_loopback"
998#define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \
999 "local_route"
1000#define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \
1001 "external_route"
1002#define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \
1003 "ipv6_uc_dip_link_local_scope"
1004#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \
1005 "ipv6_dip_all_nodes"
1006#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \
1007 "ipv6_dip_all_routers"
1008#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \
1009 "ipv6_router_solicit"
1010#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \
1011 "ipv6_router_advert"
1012#define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \
1013 "ipv6_redirect"
1014#define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \
1015 "ipv4_router_alert"
1016#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \
1017 "ipv6_router_alert"
1018#define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \
1019 "ptp_event"
1020#define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \
1021 "ptp_general"
1022#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \
1023 "flow_action_sample"
1024#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \
1025 "flow_action_trap"
1026#define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \
1027 "early_drop"
1028#define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \
1029 "vxlan_parsing"
1030#define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \
1031 "llc_snap_parsing"
1032#define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \
1033 "vlan_parsing"
1034#define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \
1035 "pppoe_ppp_parsing"
1036#define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \
1037 "mpls_parsing"
1038#define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \
1039 "arp_parsing"
1040#define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \
1041 "ip_1_parsing"
1042#define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \
1043 "ip_n_parsing"
1044#define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \
1045 "gre_parsing"
1046#define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \
1047 "udp_parsing"
1048#define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \
1049 "tcp_parsing"
1050#define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \
1051 "ipsec_parsing"
1052#define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \
1053 "sctp_parsing"
1054#define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \
1055 "dccp_parsing"
1056#define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \
1057 "gtp_parsing"
1058#define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \
1059 "esp_parsing"
1060
1061
1062#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
1063 "l2_drops"
1064#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
1065 "l3_drops"
1066#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \
1067 "l3_exceptions"
1068#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
1069 "buffer_drops"
1070#define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
1071 "tunnel_drops"
1072#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
1073 "acl_drops"
1074#define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \
1075 "stp"
1076#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \
1077 "lacp"
1078#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \
1079 "lldp"
1080#define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING \
1081 "mc_snooping"
1082#define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \
1083 "dhcp"
1084#define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \
1085 "neigh_discovery"
1086#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \
1087 "bfd"
1088#define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \
1089 "ospf"
1090#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \
1091 "bgp"
1092#define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \
1093 "vrrp"
1094#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \
1095 "pim"
1096#define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \
1097 "uc_loopback"
1098#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \
1099 "local_delivery"
1100#define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \
1101 "external_delivery"
1102#define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \
1103 "ipv6"
1104#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \
1105 "ptp_event"
1106#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \
1107 "ptp_general"
1108#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \
1109 "acl_sample"
1110#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \
1111 "acl_trap"
1112#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \
1113 "parser_error_drops"
1114
1115#define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \
1116 _metadata_cap) \
1117 { \
1118 .type = DEVLINK_TRAP_TYPE_##_type, \
1119 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1120 .generic = true, \
1121 .id = DEVLINK_TRAP_GENERIC_ID_##_id, \
1122 .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \
1123 .init_group_id = _group_id, \
1124 .metadata_cap = _metadata_cap, \
1125 }
1126
1127#define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \
1128 _metadata_cap) \
1129 { \
1130 .type = DEVLINK_TRAP_TYPE_##_type, \
1131 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1132 .generic = false, \
1133 .id = _id, \
1134 .name = _name, \
1135 .init_group_id = _group_id, \
1136 .metadata_cap = _metadata_cap, \
1137 }
1138
1139#define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id) \
1140 { \
1141 .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \
1142 .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \
1143 .generic = true, \
1144 .init_policer_id = _policer_id, \
1145 }
1146
1147#define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate, \
1148 _max_burst, _min_burst) \
1149 { \
1150 .id = _id, \
1151 .init_rate = _rate, \
1152 .init_burst = _burst, \
1153 .max_rate = _max_rate, \
1154 .min_rate = _min_rate, \
1155 .max_burst = _max_burst, \
1156 .min_burst = _min_burst, \
1157 }
1158
1159struct devlink_ops {
1160
1161
1162
1163
1164
1165 u32 supported_flash_update_params;
1166 unsigned long reload_actions;
1167 unsigned long reload_limits;
1168 int (*reload_down)(struct devlink *devlink, bool netns_change,
1169 enum devlink_reload_action action,
1170 enum devlink_reload_limit limit,
1171 struct netlink_ext_ack *extack);
1172 int (*reload_up)(struct devlink *devlink, enum devlink_reload_action action,
1173 enum devlink_reload_limit limit, u32 *actions_performed,
1174 struct netlink_ext_ack *extack);
1175 int (*port_type_set)(struct devlink_port *devlink_port,
1176 enum devlink_port_type port_type);
1177 int (*port_split)(struct devlink *devlink, unsigned int port_index,
1178 unsigned int count, struct netlink_ext_ack *extack);
1179 int (*port_unsplit)(struct devlink *devlink, unsigned int port_index,
1180 struct netlink_ext_ack *extack);
1181 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
1182 u16 pool_index,
1183 struct devlink_sb_pool_info *pool_info);
1184 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
1185 u16 pool_index, u32 size,
1186 enum devlink_sb_threshold_type threshold_type,
1187 struct netlink_ext_ack *extack);
1188 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
1189 unsigned int sb_index, u16 pool_index,
1190 u32 *p_threshold);
1191 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
1192 unsigned int sb_index, u16 pool_index,
1193 u32 threshold, struct netlink_ext_ack *extack);
1194 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
1195 unsigned int sb_index,
1196 u16 tc_index,
1197 enum devlink_sb_pool_type pool_type,
1198 u16 *p_pool_index, u32 *p_threshold);
1199 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
1200 unsigned int sb_index,
1201 u16 tc_index,
1202 enum devlink_sb_pool_type pool_type,
1203 u16 pool_index, u32 threshold,
1204 struct netlink_ext_ack *extack);
1205 int (*sb_occ_snapshot)(struct devlink *devlink,
1206 unsigned int sb_index);
1207 int (*sb_occ_max_clear)(struct devlink *devlink,
1208 unsigned int sb_index);
1209 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
1210 unsigned int sb_index, u16 pool_index,
1211 u32 *p_cur, u32 *p_max);
1212 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
1213 unsigned int sb_index,
1214 u16 tc_index,
1215 enum devlink_sb_pool_type pool_type,
1216 u32 *p_cur, u32 *p_max);
1217
1218 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
1219 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
1220 struct netlink_ext_ack *extack);
1221 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
1222 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
1223 struct netlink_ext_ack *extack);
1224 int (*eswitch_encap_mode_get)(struct devlink *devlink,
1225 enum devlink_eswitch_encap_mode *p_encap_mode);
1226 int (*eswitch_encap_mode_set)(struct devlink *devlink,
1227 enum devlink_eswitch_encap_mode encap_mode,
1228 struct netlink_ext_ack *extack);
1229 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
1230 struct netlink_ext_ack *extack);
1231
1232
1233
1234
1235
1236
1237
1238 int (*flash_update)(struct devlink *devlink,
1239 struct devlink_flash_update_params *params,
1240 struct netlink_ext_ack *extack);
1241
1242
1243
1244
1245
1246
1247
1248
1249 int (*trap_init)(struct devlink *devlink,
1250 const struct devlink_trap *trap, void *trap_ctx);
1251
1252
1253
1254
1255
1256
1257 void (*trap_fini)(struct devlink *devlink,
1258 const struct devlink_trap *trap, void *trap_ctx);
1259
1260
1261
1262 int (*trap_action_set)(struct devlink *devlink,
1263 const struct devlink_trap *trap,
1264 enum devlink_trap_action action,
1265 struct netlink_ext_ack *extack);
1266
1267
1268
1269
1270
1271
1272 int (*trap_group_init)(struct devlink *devlink,
1273 const struct devlink_trap_group *group);
1274
1275
1276
1277
1278
1279
1280 int (*trap_group_set)(struct devlink *devlink,
1281 const struct devlink_trap_group *group,
1282 const struct devlink_trap_policer *policer,
1283 struct netlink_ext_ack *extack);
1284
1285
1286
1287
1288
1289
1290 int (*trap_group_action_set)(struct devlink *devlink,
1291 const struct devlink_trap_group *group,
1292 enum devlink_trap_action action,
1293 struct netlink_ext_ack *extack);
1294
1295
1296
1297
1298
1299
1300 int (*trap_policer_init)(struct devlink *devlink,
1301 const struct devlink_trap_policer *policer);
1302
1303
1304
1305
1306
1307
1308 void (*trap_policer_fini)(struct devlink *devlink,
1309 const struct devlink_trap_policer *policer);
1310
1311
1312
1313 int (*trap_policer_set)(struct devlink *devlink,
1314 const struct devlink_trap_policer *policer,
1315 u64 rate, u64 burst,
1316 struct netlink_ext_ack *extack);
1317
1318
1319
1320
1321
1322
1323 int (*trap_policer_counter_get)(struct devlink *devlink,
1324 const struct devlink_trap_policer *policer,
1325 u64 *p_drops);
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335 int (*port_function_hw_addr_get)(struct devlink *devlink, struct devlink_port *port,
1336 u8 *hw_addr, int *hw_addr_len,
1337 struct netlink_ext_ack *extack);
1338
1339
1340
1341
1342
1343
1344
1345 int (*port_function_hw_addr_set)(struct devlink *devlink, struct devlink_port *port,
1346 const u8 *hw_addr, int hw_addr_len,
1347 struct netlink_ext_ack *extack);
1348};
1349
1350static inline void *devlink_priv(struct devlink *devlink)
1351{
1352 BUG_ON(!devlink);
1353 return &devlink->priv;
1354}
1355
1356static inline struct devlink *priv_to_devlink(void *priv)
1357{
1358 BUG_ON(!priv);
1359 return container_of(priv, struct devlink, priv);
1360}
1361
1362static inline struct devlink_port *
1363netdev_to_devlink_port(struct net_device *dev)
1364{
1365 if (dev->netdev_ops->ndo_get_devlink_port)
1366 return dev->netdev_ops->ndo_get_devlink_port(dev);
1367 return NULL;
1368}
1369
1370static inline struct devlink *netdev_to_devlink(struct net_device *dev)
1371{
1372 struct devlink_port *devlink_port = netdev_to_devlink_port(dev);
1373
1374 if (devlink_port)
1375 return devlink_port->devlink;
1376 return NULL;
1377}
1378
1379struct ib_device;
1380
1381struct net *devlink_net(const struct devlink *devlink);
1382void devlink_net_set(struct devlink *devlink, struct net *net);
1383struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size);
1384int devlink_register(struct devlink *devlink, struct device *dev);
1385void devlink_unregister(struct devlink *devlink);
1386void devlink_reload_enable(struct devlink *devlink);
1387void devlink_reload_disable(struct devlink *devlink);
1388void devlink_free(struct devlink *devlink);
1389int devlink_port_register(struct devlink *devlink,
1390 struct devlink_port *devlink_port,
1391 unsigned int port_index);
1392void devlink_port_unregister(struct devlink_port *devlink_port);
1393void devlink_port_type_eth_set(struct devlink_port *devlink_port,
1394 struct net_device *netdev);
1395void devlink_port_type_ib_set(struct devlink_port *devlink_port,
1396 struct ib_device *ibdev);
1397void devlink_port_type_clear(struct devlink_port *devlink_port);
1398void devlink_port_attrs_set(struct devlink_port *devlink_port,
1399 struct devlink_port_attrs *devlink_port_attrs);
1400void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 controller,
1401 u16 pf, bool external);
1402void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 controller,
1403 u16 pf, u16 vf, bool external);
1404int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
1405 u32 size, u16 ingress_pools_count,
1406 u16 egress_pools_count, u16 ingress_tc_count,
1407 u16 egress_tc_count);
1408void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
1409int devlink_dpipe_table_register(struct devlink *devlink,
1410 const char *table_name,
1411 struct devlink_dpipe_table_ops *table_ops,
1412 void *priv, bool counter_control_extern);
1413void devlink_dpipe_table_unregister(struct devlink *devlink,
1414 const char *table_name);
1415int devlink_dpipe_headers_register(struct devlink *devlink,
1416 struct devlink_dpipe_headers *dpipe_headers);
1417void devlink_dpipe_headers_unregister(struct devlink *devlink);
1418bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
1419 const char *table_name);
1420int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
1421int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
1422 struct devlink_dpipe_entry *entry);
1423int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
1424void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1425int devlink_dpipe_action_put(struct sk_buff *skb,
1426 struct devlink_dpipe_action *action);
1427int devlink_dpipe_match_put(struct sk_buff *skb,
1428 struct devlink_dpipe_match *match);
1429extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
1430extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1431extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
1432
1433int devlink_resource_register(struct devlink *devlink,
1434 const char *resource_name,
1435 u64 resource_size,
1436 u64 resource_id,
1437 u64 parent_resource_id,
1438 const struct devlink_resource_size_params *size_params);
1439void devlink_resources_unregister(struct devlink *devlink,
1440 struct devlink_resource *resource);
1441int devlink_resource_size_get(struct devlink *devlink,
1442 u64 resource_id,
1443 u64 *p_resource_size);
1444int devlink_dpipe_table_resource_set(struct devlink *devlink,
1445 const char *table_name, u64 resource_id,
1446 u64 resource_units);
1447void devlink_resource_occ_get_register(struct devlink *devlink,
1448 u64 resource_id,
1449 devlink_resource_occ_get_t *occ_get,
1450 void *occ_get_priv);
1451void devlink_resource_occ_get_unregister(struct devlink *devlink,
1452 u64 resource_id);
1453int devlink_params_register(struct devlink *devlink,
1454 const struct devlink_param *params,
1455 size_t params_count);
1456void devlink_params_unregister(struct devlink *devlink,
1457 const struct devlink_param *params,
1458 size_t params_count);
1459void devlink_params_publish(struct devlink *devlink);
1460void devlink_params_unpublish(struct devlink *devlink);
1461int devlink_port_params_register(struct devlink_port *devlink_port,
1462 const struct devlink_param *params,
1463 size_t params_count);
1464void devlink_port_params_unregister(struct devlink_port *devlink_port,
1465 const struct devlink_param *params,
1466 size_t params_count);
1467int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
1468 union devlink_param_value *init_val);
1469int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
1470 union devlink_param_value init_val);
1471int
1472devlink_port_param_driverinit_value_get(struct devlink_port *devlink_port,
1473 u32 param_id,
1474 union devlink_param_value *init_val);
1475int devlink_port_param_driverinit_value_set(struct devlink_port *devlink_port,
1476 u32 param_id,
1477 union devlink_param_value init_val);
1478void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
1479void devlink_port_param_value_changed(struct devlink_port *devlink_port,
1480 u32 param_id);
1481void devlink_param_value_str_fill(union devlink_param_value *dst_val,
1482 const char *src);
1483struct devlink_region *
1484devlink_region_create(struct devlink *devlink,
1485 const struct devlink_region_ops *ops,
1486 u32 region_max_snapshots, u64 region_size);
1487struct devlink_region *
1488devlink_port_region_create(struct devlink_port *port,
1489 const struct devlink_port_region_ops *ops,
1490 u32 region_max_snapshots, u64 region_size);
1491void devlink_region_destroy(struct devlink_region *region);
1492void devlink_port_region_destroy(struct devlink_region *region);
1493
1494int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id);
1495void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id);
1496int devlink_region_snapshot_create(struct devlink_region *region,
1497 u8 *data, u32 snapshot_id);
1498int devlink_info_serial_number_put(struct devlink_info_req *req,
1499 const char *sn);
1500int devlink_info_driver_name_put(struct devlink_info_req *req,
1501 const char *name);
1502int devlink_info_board_serial_number_put(struct devlink_info_req *req,
1503 const char *bsn);
1504int devlink_info_version_fixed_put(struct devlink_info_req *req,
1505 const char *version_name,
1506 const char *version_value);
1507int devlink_info_version_stored_put(struct devlink_info_req *req,
1508 const char *version_name,
1509 const char *version_value);
1510int devlink_info_version_running_put(struct devlink_info_req *req,
1511 const char *version_name,
1512 const char *version_value);
1513
1514int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
1515int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
1516
1517int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
1518int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
1519
1520int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
1521 const char *name);
1522int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
1523int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
1524 const char *name);
1525int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
1526
1527int devlink_fmsg_bool_put(struct devlink_fmsg *fmsg, bool value);
1528int devlink_fmsg_u8_put(struct devlink_fmsg *fmsg, u8 value);
1529int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
1530int devlink_fmsg_u64_put(struct devlink_fmsg *fmsg, u64 value);
1531int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
1532int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
1533 u16 value_len);
1534
1535int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
1536 bool value);
1537int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
1538 u8 value);
1539int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
1540 u32 value);
1541int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
1542 u64 value);
1543int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
1544 const char *value);
1545int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
1546 const void *value, u32 value_len);
1547
1548struct devlink_health_reporter *
1549devlink_health_reporter_create(struct devlink *devlink,
1550 const struct devlink_health_reporter_ops *ops,
1551 u64 graceful_period, void *priv);
1552
1553struct devlink_health_reporter *
1554devlink_port_health_reporter_create(struct devlink_port *port,
1555 const struct devlink_health_reporter_ops *ops,
1556 u64 graceful_period, void *priv);
1557
1558void
1559devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
1560
1561void
1562devlink_port_health_reporter_destroy(struct devlink_health_reporter *reporter);
1563
1564void *
1565devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
1566int devlink_health_report(struct devlink_health_reporter *reporter,
1567 const char *msg, void *priv_ctx);
1568void
1569devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
1570 enum devlink_health_reporter_state state);
1571void
1572devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter);
1573
1574bool devlink_is_reload_failed(const struct devlink *devlink);
1575void devlink_remote_reload_actions_performed(struct devlink *devlink,
1576 enum devlink_reload_limit limit,
1577 u32 actions_performed);
1578
1579void devlink_flash_update_begin_notify(struct devlink *devlink);
1580void devlink_flash_update_end_notify(struct devlink *devlink);
1581void devlink_flash_update_status_notify(struct devlink *devlink,
1582 const char *status_msg,
1583 const char *component,
1584 unsigned long done,
1585 unsigned long total);
1586void devlink_flash_update_timeout_notify(struct devlink *devlink,
1587 const char *status_msg,
1588 const char *component,
1589 unsigned long timeout);
1590
1591int devlink_traps_register(struct devlink *devlink,
1592 const struct devlink_trap *traps,
1593 size_t traps_count, void *priv);
1594void devlink_traps_unregister(struct devlink *devlink,
1595 const struct devlink_trap *traps,
1596 size_t traps_count);
1597void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb,
1598 void *trap_ctx, struct devlink_port *in_devlink_port,
1599 const struct flow_action_cookie *fa_cookie);
1600void *devlink_trap_ctx_priv(void *trap_ctx);
1601int devlink_trap_groups_register(struct devlink *devlink,
1602 const struct devlink_trap_group *groups,
1603 size_t groups_count);
1604void devlink_trap_groups_unregister(struct devlink *devlink,
1605 const struct devlink_trap_group *groups,
1606 size_t groups_count);
1607int
1608devlink_trap_policers_register(struct devlink *devlink,
1609 const struct devlink_trap_policer *policers,
1610 size_t policers_count);
1611void
1612devlink_trap_policers_unregister(struct devlink *devlink,
1613 const struct devlink_trap_policer *policers,
1614 size_t policers_count);
1615
1616#if IS_ENABLED(CONFIG_NET_DEVLINK)
1617
1618void devlink_compat_running_version(struct net_device *dev,
1619 char *buf, size_t len);
1620int devlink_compat_flash_update(struct net_device *dev, const char *file_name);
1621int devlink_compat_phys_port_name_get(struct net_device *dev,
1622 char *name, size_t len);
1623int devlink_compat_switch_id_get(struct net_device *dev,
1624 struct netdev_phys_item_id *ppid);
1625
1626#else
1627
1628static inline void
1629devlink_compat_running_version(struct net_device *dev, char *buf, size_t len)
1630{
1631}
1632
1633static inline int
1634devlink_compat_flash_update(struct net_device *dev, const char *file_name)
1635{
1636 return -EOPNOTSUPP;
1637}
1638
1639static inline int
1640devlink_compat_phys_port_name_get(struct net_device *dev,
1641 char *name, size_t len)
1642{
1643 return -EOPNOTSUPP;
1644}
1645
1646static inline int
1647devlink_compat_switch_id_get(struct net_device *dev,
1648 struct netdev_phys_item_id *ppid)
1649{
1650 return -EOPNOTSUPP;
1651}
1652
1653#endif
1654
1655#endif
1656