1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * include/net/devlink.h - Network physical device Netlink interface
4 * Copyright (c) 2016 Mellanox Technologies. All rights reserved.
5 * Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com>
7 #ifndef _NET_DEVLINK_H_
8 #define _NET_DEVLINK_H_
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>
24 #define DEVLINK_RELOAD_STATS_ARRAY_SIZE \
25 (__DEVLINK_RELOAD_LIMIT_MAX * __DEVLINK_RELOAD_ACTION_MAX)
27 struct devlink_dev_stats
{
28 u32 reload_stats
[DEVLINK_RELOAD_STATS_ARRAY_SIZE
];
29 u32 remote_reload_stats
[DEVLINK_RELOAD_STATS_ARRAY_SIZE
];
35 struct list_head list
;
36 struct list_head port_list
;
37 struct list_head sb_list
;
38 struct list_head dpipe_table_list
;
39 struct list_head resource_list
;
40 struct list_head param_list
;
41 struct list_head region_list
;
42 struct list_head reporter_list
;
43 struct mutex reporters_lock
; /* protects reporter_list */
44 struct devlink_dpipe_headers
*dpipe_headers
;
45 struct list_head trap_list
;
46 struct list_head trap_group_list
;
47 struct list_head trap_policer_list
;
48 const struct devlink_ops
*ops
;
49 struct xarray snapshot_ids
;
50 struct devlink_dev_stats stats
;
53 struct mutex lock
; /* Serializes access to devlink instance specific objects such as
54 * port, sb, dpipe, resource, params, region, traps and more.
59 char priv
[0] __aligned(NETDEV_ALIGN
);
62 struct devlink_port_phys_attrs
{
63 u32 port_number
; /* Same value as "split group".
64 * A physical port which is visible to the user
65 * for a given port flavour.
67 u32 split_subport_number
; /* If the port is split, this is the number of subport. */
71 * struct devlink_port_pci_pf_attrs - devlink port's PCI PF attributes
72 * @controller: Associated controller number
73 * @pf: Associated PCI PF number for this port.
74 * @external: when set, indicates if a port is for an external controller
76 struct devlink_port_pci_pf_attrs
{
83 * struct devlink_port_pci_vf_attrs - devlink port's PCI VF attributes
84 * @controller: Associated controller number
85 * @pf: Associated PCI PF number for this port.
86 * @vf: Associated PCI VF for of the PCI PF for this port.
87 * @external: when set, indicates if a port is for an external controller
89 struct devlink_port_pci_vf_attrs
{
97 * struct devlink_port_attrs - devlink port object
98 * @flavour: flavour of the port
99 * @split: indicates if this is split port
100 * @splittable: indicates if the port can be split.
101 * @lanes: maximum number of lanes the port supports. 0 value is not passed to netlink.
102 * @switch_id: if the port is part of switch, this is buffer with ID, otherwise this is NULL
103 * @phys: physical port attributes
104 * @pci_pf: PCI PF port attributes
105 * @pci_vf: PCI VF port attributes
107 struct devlink_port_attrs
{
111 enum devlink_port_flavour flavour
;
112 struct netdev_phys_item_id switch_id
;
114 struct devlink_port_phys_attrs phys
;
115 struct devlink_port_pci_pf_attrs pci_pf
;
116 struct devlink_port_pci_vf_attrs pci_vf
;
120 struct devlink_port
{
121 struct list_head list
;
122 struct list_head param_list
;
123 struct list_head region_list
;
124 struct devlink
*devlink
;
127 spinlock_t type_lock
; /* Protects type and type_dev
128 * pointer consistency.
130 enum devlink_port_type type
;
131 enum devlink_port_type desired_type
;
133 struct devlink_port_attrs attrs
;
136 struct delayed_work type_warn_dw
;
137 struct list_head reporter_list
;
138 struct mutex reporters_lock
; /* Protects reporter_list */
141 struct devlink_sb_pool_info
{
142 enum devlink_sb_pool_type pool_type
;
144 enum devlink_sb_threshold_type threshold_type
;
149 * struct devlink_dpipe_field - dpipe field object
151 * @id: index inside the headers field array
152 * @bitwidth: bitwidth
153 * @mapping_type: mapping type
155 struct devlink_dpipe_field
{
158 unsigned int bitwidth
;
159 enum devlink_dpipe_field_mapping_type mapping_type
;
163 * struct devlink_dpipe_header - dpipe header object
165 * @id: index, global/local detrmined by global bit
167 * @fields_count: number of fields
168 * @global: indicates if header is shared like most protocol header
171 struct devlink_dpipe_header
{
174 struct devlink_dpipe_field
*fields
;
175 unsigned int fields_count
;
180 * struct devlink_dpipe_match - represents match operation
181 * @type: type of match
182 * @header_index: header index (packets can have several headers of same
183 * type like in case of tunnels)
185 * @fieled_id: field index
187 struct devlink_dpipe_match
{
188 enum devlink_dpipe_match_type type
;
189 unsigned int header_index
;
190 struct devlink_dpipe_header
*header
;
191 unsigned int field_id
;
195 * struct devlink_dpipe_action - represents action operation
196 * @type: type of action
197 * @header_index: header index (packets can have several headers of same
198 * type like in case of tunnels)
200 * @fieled_id: field index
202 struct devlink_dpipe_action
{
203 enum devlink_dpipe_action_type type
;
204 unsigned int header_index
;
205 struct devlink_dpipe_header
*header
;
206 unsigned int field_id
;
210 * struct devlink_dpipe_value - represents value of match/action
213 * @mapping_value: in case the field has some mapping this value
214 * specified the mapping value
215 * @mapping_valid: specify if mapping value is valid
216 * @value_size: value size
220 struct devlink_dpipe_value
{
222 struct devlink_dpipe_action
*action
;
223 struct devlink_dpipe_match
*match
;
225 unsigned int mapping_value
;
227 unsigned int value_size
;
233 * struct devlink_dpipe_entry - table entry object
234 * @index: index of the entry in the table
235 * @match_values: match values
236 * @matche_values_count: count of matches tuples
237 * @action_values: actions values
238 * @action_values_count: count of actions values
239 * @counter: value of counter
240 * @counter_valid: Specify if value is valid from hardware
242 struct devlink_dpipe_entry
{
244 struct devlink_dpipe_value
*match_values
;
245 unsigned int match_values_count
;
246 struct devlink_dpipe_value
*action_values
;
247 unsigned int action_values_count
;
253 * struct devlink_dpipe_dump_ctx - context provided to driver in order
256 * @cmd: devlink command
258 * @nest: top attribute
261 struct devlink_dpipe_dump_ctx
{
262 struct genl_info
*info
;
263 enum devlink_command cmd
;
269 struct devlink_dpipe_table_ops
;
272 * struct devlink_dpipe_table - table object
275 * @counters_enabled: indicates if counters are active
276 * @counter_control_extern: indicates if counter control is in dpipe or
278 * @resource_valid: Indicate that the resource id is valid
279 * @resource_id: relative resource this table is related to
280 * @resource_units: number of resource's unit consumed per table's entry
281 * @table_ops: table operations
284 struct devlink_dpipe_table
{
286 struct list_head list
;
288 bool counters_enabled
;
289 bool counter_control_extern
;
293 struct devlink_dpipe_table_ops
*table_ops
;
298 * struct devlink_dpipe_table_ops - dpipe_table ops
299 * @actions_dump - dumps all tables actions
300 * @matches_dump - dumps all tables matches
301 * @entries_dump - dumps all active entries in the table
302 * @counters_set_update - when changing the counter status hardware sync
303 * maybe needed to allocate/free counter related
305 * @size_get - get size
307 struct devlink_dpipe_table_ops
{
308 int (*actions_dump
)(void *priv
, struct sk_buff
*skb
);
309 int (*matches_dump
)(void *priv
, struct sk_buff
*skb
);
310 int (*entries_dump
)(void *priv
, bool counters_enabled
,
311 struct devlink_dpipe_dump_ctx
*dump_ctx
);
312 int (*counters_set_update
)(void *priv
, bool enable
);
313 u64 (*size_get
)(void *priv
);
317 * struct devlink_dpipe_headers - dpipe headers
318 * @headers - header array can be shared (global bit) or driver specific
319 * @headers_count - count of headers
321 struct devlink_dpipe_headers
{
322 struct devlink_dpipe_header
**headers
;
323 unsigned int headers_count
;
327 * struct devlink_resource_size_params - resource's size parameters
328 * @size_min: minimum size which can be set
329 * @size_max: maximum size which can be set
330 * @size_granularity: size granularity
331 * @size_unit: resource's basic unit
333 struct devlink_resource_size_params
{
336 u64 size_granularity
;
337 enum devlink_resource_unit unit
;
341 devlink_resource_size_params_init(struct devlink_resource_size_params
*size_params
,
342 u64 size_min
, u64 size_max
,
343 u64 size_granularity
,
344 enum devlink_resource_unit unit
)
346 size_params
->size_min
= size_min
;
347 size_params
->size_max
= size_max
;
348 size_params
->size_granularity
= size_granularity
;
349 size_params
->unit
= unit
;
352 typedef u64
devlink_resource_occ_get_t(void *priv
);
355 * struct devlink_resource - devlink resource
356 * @name: name of the resource
357 * @id: id, per devlink instance
358 * @size: size of the resource
359 * @size_new: updated size of the resource, reload is needed
360 * @size_valid: valid in case the total size of the resource is valid
361 * including its children
362 * @parent: parent resource
363 * @size_params: size parameters
365 * @resource_list: list of child resources
367 struct devlink_resource
{
373 struct devlink_resource
*parent
;
374 struct devlink_resource_size_params size_params
;
375 struct list_head list
;
376 struct list_head resource_list
;
377 devlink_resource_occ_get_t
*occ_get
;
381 #define DEVLINK_RESOURCE_ID_PARENT_TOP 0
383 #define __DEVLINK_PARAM_MAX_STRING_VALUE 32
384 enum devlink_param_type
{
385 DEVLINK_PARAM_TYPE_U8
,
386 DEVLINK_PARAM_TYPE_U16
,
387 DEVLINK_PARAM_TYPE_U32
,
388 DEVLINK_PARAM_TYPE_STRING
,
389 DEVLINK_PARAM_TYPE_BOOL
,
392 union devlink_param_value
{
396 char vstr
[__DEVLINK_PARAM_MAX_STRING_VALUE
];
400 struct devlink_param_gset_ctx
{
401 union devlink_param_value val
;
402 enum devlink_param_cmode cmode
;
406 * struct devlink_flash_notify - devlink dev flash notify data
407 * @status_msg: current status string
408 * @component: firmware component being updated
409 * @done: amount of work completed of total amount
410 * @total: amount of work expected to be done
411 * @timeout: expected max timeout in seconds
413 * These are values to be given to userland to be displayed in order
414 * to show current activity in a firmware update process.
416 struct devlink_flash_notify
{
417 const char *status_msg
;
418 const char *component
;
421 unsigned long timeout
;
425 * struct devlink_param - devlink configuration parameter data
426 * @name: name of the parameter
427 * @generic: indicates if the parameter is generic or driver specific
428 * @type: parameter type
429 * @supported_cmodes: bitmap of supported configuration modes
430 * @get: get parameter value, used for runtime and permanent
431 * configuration modes
432 * @set: set parameter value, used for runtime and permanent
433 * configuration modes
434 * @validate: validate input value is applicable (within value range, etc.)
436 * This struct should be used by the driver to fill the data for
437 * a parameter it registers.
439 struct devlink_param
{
443 enum devlink_param_type type
;
444 unsigned long supported_cmodes
;
445 int (*get
)(struct devlink
*devlink
, u32 id
,
446 struct devlink_param_gset_ctx
*ctx
);
447 int (*set
)(struct devlink
*devlink
, u32 id
,
448 struct devlink_param_gset_ctx
*ctx
);
449 int (*validate
)(struct devlink
*devlink
, u32 id
,
450 union devlink_param_value val
,
451 struct netlink_ext_ack
*extack
);
454 struct devlink_param_item
{
455 struct list_head list
;
456 const struct devlink_param
*param
;
457 union devlink_param_value driverinit_value
;
458 bool driverinit_value_valid
;
462 enum devlink_param_generic_id
{
463 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET
,
464 DEVLINK_PARAM_GENERIC_ID_MAX_MACS
,
465 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV
,
466 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT
,
467 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI
,
468 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX
,
469 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN
,
470 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY
,
471 DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE
,
472 DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE
,
473 DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET
,
475 /* add new param generic ids above here*/
476 __DEVLINK_PARAM_GENERIC_ID_MAX
,
477 DEVLINK_PARAM_GENERIC_ID_MAX
= __DEVLINK_PARAM_GENERIC_ID_MAX
- 1,
480 #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
481 #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
483 #define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
484 #define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
486 #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
487 #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
489 #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
490 #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
492 #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
493 #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
495 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
496 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
498 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
499 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
501 #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
502 #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
504 #define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
505 "reset_dev_on_drv_probe"
506 #define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
508 #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
509 #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
511 #define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset"
512 #define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
514 #define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
516 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
517 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
518 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
520 .supported_cmodes = _cmodes, \
523 .validate = _validate, \
526 #define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
531 .supported_cmodes = _cmodes, \
534 .validate = _validate, \
537 /* Part number, identifier of board design */
538 #define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
539 /* Revision of board design */
540 #define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
541 /* Maker of the board */
542 #define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
544 /* Part number, identifier of asic design */
545 #define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id"
546 /* Revision of asic design */
547 #define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev"
549 /* Overall FW version */
550 #define DEVLINK_INFO_VERSION_GENERIC_FW "fw"
551 /* Control processor FW version */
552 #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
553 /* FW interface specification version */
554 #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API "fw.mgmt.api"
555 /* Data path microcode controlling high-speed packet processing */
556 #define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
557 /* UNDI software version */
558 #define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
559 /* NCSI support/handler version */
560 #define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
561 /* FW parameter set id */
562 #define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid"
563 /* RoCE FW version */
564 #define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce"
565 /* Firmware bundle identifier */
566 #define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id"
569 * struct devlink_flash_update_params - Flash Update parameters
570 * @fw: pointer to the firmware data to update from
571 * @component: the flash component to update
573 * With the exception of fw, drivers must opt-in to parameters by
574 * setting the appropriate bit in the supported_flash_update_params field in
575 * their devlink_ops structure.
577 struct devlink_flash_update_params
{
578 const struct firmware
*fw
;
579 const char *component
;
583 #define DEVLINK_SUPPORT_FLASH_UPDATE_COMPONENT BIT(0)
584 #define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(1)
586 struct devlink_region
;
587 struct devlink_info_req
;
590 * struct devlink_region_ops - Region operations
592 * @destructor: callback used to free snapshot memory when deleting
593 * @snapshot: callback to request an immediate snapshot. On success,
594 * the data variable must be updated to point to the snapshot data.
595 * The function will be called while the devlink instance lock is
597 * @priv: Pointer to driver private data for the region operation
599 struct devlink_region_ops
{
601 void (*destructor
)(const void *data
);
602 int (*snapshot
)(struct devlink
*devlink
,
603 const struct devlink_region_ops
*ops
,
604 struct netlink_ext_ack
*extack
,
610 * struct devlink_port_region_ops - Region operations for a port
612 * @destructor: callback used to free snapshot memory when deleting
613 * @snapshot: callback to request an immediate snapshot. On success,
614 * the data variable must be updated to point to the snapshot data.
615 * The function will be called while the devlink instance lock is
617 * @priv: Pointer to driver private data for the region operation
619 struct devlink_port_region_ops
{
621 void (*destructor
)(const void *data
);
622 int (*snapshot
)(struct devlink_port
*port
,
623 const struct devlink_port_region_ops
*ops
,
624 struct netlink_ext_ack
*extack
,
630 struct devlink_health_reporter
;
632 enum devlink_health_reporter_state
{
633 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY
,
634 DEVLINK_HEALTH_REPORTER_STATE_ERROR
,
638 * struct devlink_health_reporter_ops - Reporter operations
639 * @name: reporter name
640 * @recover: callback to recover from reported error
641 * if priv_ctx is NULL, run a full recover
642 * @dump: callback to dump an object
643 * if priv_ctx is NULL, run a full dump
644 * @diagnose: callback to diagnose the current status
645 * @test: callback to trigger a test event
648 struct devlink_health_reporter_ops
{
650 int (*recover
)(struct devlink_health_reporter
*reporter
,
651 void *priv_ctx
, struct netlink_ext_ack
*extack
);
652 int (*dump
)(struct devlink_health_reporter
*reporter
,
653 struct devlink_fmsg
*fmsg
, void *priv_ctx
,
654 struct netlink_ext_ack
*extack
);
655 int (*diagnose
)(struct devlink_health_reporter
*reporter
,
656 struct devlink_fmsg
*fmsg
,
657 struct netlink_ext_ack
*extack
);
658 int (*test
)(struct devlink_health_reporter
*reporter
,
659 struct netlink_ext_ack
*extack
);
663 * struct devlink_trap_metadata - Packet trap metadata.
664 * @trap_name: Trap name.
665 * @trap_group_name: Trap group name.
666 * @input_dev: Input netdevice.
667 * @fa_cookie: Flow action user cookie.
668 * @trap_type: Trap type.
670 struct devlink_trap_metadata
{
671 const char *trap_name
;
672 const char *trap_group_name
;
673 struct net_device
*input_dev
;
674 const struct flow_action_cookie
*fa_cookie
;
675 enum devlink_trap_type trap_type
;
679 * struct devlink_trap_policer - Immutable packet trap policer attributes.
680 * @id: Policer identifier.
681 * @init_rate: Initial rate in packets / sec.
682 * @init_burst: Initial burst size in packets.
683 * @max_rate: Maximum rate.
684 * @min_rate: Minimum rate.
685 * @max_burst: Maximum burst size.
686 * @min_burst: Minimum burst size.
688 * Describes immutable attributes of packet trap policers that drivers register
691 struct devlink_trap_policer
{
702 * struct devlink_trap_group - Immutable packet trap group attributes.
703 * @name: Trap group name.
704 * @id: Trap group identifier.
705 * @generic: Whether the trap group is generic or not.
706 * @init_policer_id: Initial policer identifier.
708 * Describes immutable attributes of packet trap groups that drivers register
711 struct devlink_trap_group
{
718 #define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0)
719 #define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1)
722 * struct devlink_trap - Immutable packet trap attributes.
724 * @init_action: Initial trap action.
725 * @generic: Whether the trap is generic or not.
726 * @id: Trap identifier.
728 * @init_group_id: Initial group identifier.
729 * @metadata_cap: Metadata types that can be provided by the trap.
731 * Describes immutable attributes of packet traps that drivers register with
734 struct devlink_trap
{
735 enum devlink_trap_type type
;
736 enum devlink_trap_action init_action
;
744 /* All traps must be documented in
745 * Documentation/networking/devlink/devlink-trap.rst
747 enum devlink_trap_generic_id
{
748 DEVLINK_TRAP_GENERIC_ID_SMAC_MC
,
749 DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH
,
750 DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER
,
751 DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER
,
752 DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST
,
753 DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER
,
754 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE
,
755 DEVLINK_TRAP_GENERIC_ID_TTL_ERROR
,
756 DEVLINK_TRAP_GENERIC_ID_TAIL_DROP
,
757 DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET
,
758 DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC
,
759 DEVLINK_TRAP_GENERIC_ID_DIP_LB
,
760 DEVLINK_TRAP_GENERIC_ID_SIP_MC
,
761 DEVLINK_TRAP_GENERIC_ID_SIP_LB
,
762 DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR
,
763 DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC
,
764 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE
,
765 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE
,
766 DEVLINK_TRAP_GENERIC_ID_MTU_ERROR
,
767 DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH
,
768 DEVLINK_TRAP_GENERIC_ID_RPF
,
769 DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE
,
770 DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS
,
771 DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS
,
772 DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE
,
773 DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR
,
774 DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC
,
775 DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP
,
776 DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP
,
777 DEVLINK_TRAP_GENERIC_ID_STP
,
778 DEVLINK_TRAP_GENERIC_ID_LACP
,
779 DEVLINK_TRAP_GENERIC_ID_LLDP
,
780 DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY
,
781 DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT
,
782 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT
,
783 DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT
,
784 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE
,
785 DEVLINK_TRAP_GENERIC_ID_MLD_QUERY
,
786 DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT
,
787 DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT
,
788 DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE
,
789 DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP
,
790 DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP
,
791 DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST
,
792 DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE
,
793 DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY
,
794 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT
,
795 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT
,
796 DEVLINK_TRAP_GENERIC_ID_IPV4_BFD
,
797 DEVLINK_TRAP_GENERIC_ID_IPV6_BFD
,
798 DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF
,
799 DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF
,
800 DEVLINK_TRAP_GENERIC_ID_IPV4_BGP
,
801 DEVLINK_TRAP_GENERIC_ID_IPV6_BGP
,
802 DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP
,
803 DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP
,
804 DEVLINK_TRAP_GENERIC_ID_IPV4_PIM
,
805 DEVLINK_TRAP_GENERIC_ID_IPV6_PIM
,
806 DEVLINK_TRAP_GENERIC_ID_UC_LB
,
807 DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE
,
808 DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE
,
809 DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE
,
810 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES
,
811 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS
,
812 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT
,
813 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT
,
814 DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT
,
815 DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT
,
816 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT
,
817 DEVLINK_TRAP_GENERIC_ID_PTP_EVENT
,
818 DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL
,
819 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE
,
820 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP
,
821 DEVLINK_TRAP_GENERIC_ID_EARLY_DROP
,
822 DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING
,
823 DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING
,
824 DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING
,
825 DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING
,
826 DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING
,
827 DEVLINK_TRAP_GENERIC_ID_ARP_PARSING
,
828 DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING
,
829 DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING
,
830 DEVLINK_TRAP_GENERIC_ID_GRE_PARSING
,
831 DEVLINK_TRAP_GENERIC_ID_UDP_PARSING
,
832 DEVLINK_TRAP_GENERIC_ID_TCP_PARSING
,
833 DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING
,
834 DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING
,
835 DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING
,
836 DEVLINK_TRAP_GENERIC_ID_GTP_PARSING
,
837 DEVLINK_TRAP_GENERIC_ID_ESP_PARSING
,
838 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_NEXTHOP
,
840 /* Add new generic trap IDs above */
841 __DEVLINK_TRAP_GENERIC_ID_MAX
,
842 DEVLINK_TRAP_GENERIC_ID_MAX
= __DEVLINK_TRAP_GENERIC_ID_MAX
- 1,
845 /* All trap groups must be documented in
846 * Documentation/networking/devlink/devlink-trap.rst
848 enum devlink_trap_group_generic_id
{
849 DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS
,
850 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS
,
851 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS
,
852 DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS
,
853 DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS
,
854 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS
,
855 DEVLINK_TRAP_GROUP_GENERIC_ID_STP
,
856 DEVLINK_TRAP_GROUP_GENERIC_ID_LACP
,
857 DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP
,
858 DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING
,
859 DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP
,
860 DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY
,
861 DEVLINK_TRAP_GROUP_GENERIC_ID_BFD
,
862 DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF
,
863 DEVLINK_TRAP_GROUP_GENERIC_ID_BGP
,
864 DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP
,
865 DEVLINK_TRAP_GROUP_GENERIC_ID_PIM
,
866 DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB
,
867 DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY
,
868 DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY
,
869 DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6
,
870 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT
,
871 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL
,
872 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE
,
873 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP
,
874 DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS
,
876 /* Add new generic trap group IDs above */
877 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX
,
878 DEVLINK_TRAP_GROUP_GENERIC_ID_MAX
=
879 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX
- 1,
882 #define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
883 "source_mac_is_multicast"
884 #define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
886 #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
887 "ingress_vlan_filter"
888 #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
889 "ingress_spanning_tree_filter"
890 #define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
892 #define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
893 "port_loopback_filter"
894 #define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
896 #define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
897 "ttl_value_is_too_small"
898 #define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
900 #define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
902 #define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
903 "uc_dip_over_mc_dmac"
904 #define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
905 "dip_is_loopback_address"
906 #define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
908 #define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
909 "sip_is_loopback_address"
910 #define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
911 "ip_header_corrupted"
912 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
913 "ipv4_sip_is_limited_bc"
914 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
915 "ipv6_mc_dip_reserved_scope"
916 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
917 "ipv6_mc_dip_interface_local_scope"
918 #define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
919 "mtu_value_is_too_small"
920 #define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
922 #define DEVLINK_TRAP_GENERIC_NAME_RPF \
923 "mc_reverse_path_forwarding"
924 #define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
926 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
928 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
930 #define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
931 "non_routable_packet"
932 #define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
934 #define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
936 #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
937 "ingress_flow_action_drop"
938 #define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
939 "egress_flow_action_drop"
940 #define DEVLINK_TRAP_GENERIC_NAME_STP \
942 #define DEVLINK_TRAP_GENERIC_NAME_LACP \
944 #define DEVLINK_TRAP_GENERIC_NAME_LLDP \
946 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \
948 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \
950 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \
952 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \
954 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \
956 #define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \
958 #define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \
960 #define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \
962 #define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \
964 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \
966 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \
968 #define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \
970 #define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \
972 #define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \
974 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \
976 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \
978 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \
980 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \
982 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \
984 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \
986 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \
988 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \
990 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \
992 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \
994 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \
996 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \
998 #define DEVLINK_TRAP_GENERIC_NAME_UC_LB \
1000 #define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \
1002 #define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \
1004 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \
1005 "ipv6_uc_dip_link_local_scope"
1006 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \
1007 "ipv6_dip_all_nodes"
1008 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \
1009 "ipv6_dip_all_routers"
1010 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \
1011 "ipv6_router_solicit"
1012 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \
1013 "ipv6_router_advert"
1014 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \
1016 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \
1018 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \
1020 #define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \
1022 #define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \
1024 #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \
1025 "flow_action_sample"
1026 #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \
1028 #define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \
1030 #define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \
1032 #define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \
1034 #define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \
1036 #define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \
1038 #define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \
1040 #define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \
1042 #define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \
1044 #define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \
1046 #define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \
1048 #define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \
1050 #define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \
1052 #define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \
1054 #define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \
1056 #define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \
1058 #define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \
1060 #define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \
1062 #define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_NEXTHOP \
1065 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
1067 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
1069 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \
1071 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
1073 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
1075 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
1077 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \
1079 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \
1081 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \
1083 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING \
1085 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \
1087 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \
1089 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \
1091 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \
1093 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \
1095 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \
1097 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \
1099 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \
1101 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \
1103 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \
1105 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \
1107 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \
1109 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \
1111 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \
1113 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \
1115 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \
1116 "parser_error_drops"
1118 #define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \
1121 .type = DEVLINK_TRAP_TYPE_##_type, \
1122 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1124 .id = DEVLINK_TRAP_GENERIC_ID_##_id, \
1125 .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \
1126 .init_group_id = _group_id, \
1127 .metadata_cap = _metadata_cap, \
1130 #define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \
1133 .type = DEVLINK_TRAP_TYPE_##_type, \
1134 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1138 .init_group_id = _group_id, \
1139 .metadata_cap = _metadata_cap, \
1142 #define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id) \
1144 .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \
1145 .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \
1147 .init_policer_id = _policer_id, \
1150 #define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate, \
1151 _max_burst, _min_burst) \
1154 .init_rate = _rate, \
1155 .init_burst = _burst, \
1156 .max_rate = _max_rate, \
1157 .min_rate = _min_rate, \
1158 .max_burst = _max_burst, \
1159 .min_burst = _min_burst, \
1162 struct devlink_ops
{
1164 * @supported_flash_update_params:
1165 * mask of parameters supported by the driver's .flash_update
1168 u32 supported_flash_update_params
;
1169 unsigned long reload_actions
;
1170 unsigned long reload_limits
;
1171 int (*reload_down
)(struct devlink
*devlink
, bool netns_change
,
1172 enum devlink_reload_action action
,
1173 enum devlink_reload_limit limit
,
1174 struct netlink_ext_ack
*extack
);
1175 int (*reload_up
)(struct devlink
*devlink
, enum devlink_reload_action action
,
1176 enum devlink_reload_limit limit
, u32
*actions_performed
,
1177 struct netlink_ext_ack
*extack
);
1178 int (*port_type_set
)(struct devlink_port
*devlink_port
,
1179 enum devlink_port_type port_type
);
1180 int (*port_split
)(struct devlink
*devlink
, unsigned int port_index
,
1181 unsigned int count
, struct netlink_ext_ack
*extack
);
1182 int (*port_unsplit
)(struct devlink
*devlink
, unsigned int port_index
,
1183 struct netlink_ext_ack
*extack
);
1184 int (*sb_pool_get
)(struct devlink
*devlink
, unsigned int sb_index
,
1186 struct devlink_sb_pool_info
*pool_info
);
1187 int (*sb_pool_set
)(struct devlink
*devlink
, unsigned int sb_index
,
1188 u16 pool_index
, u32 size
,
1189 enum devlink_sb_threshold_type threshold_type
,
1190 struct netlink_ext_ack
*extack
);
1191 int (*sb_port_pool_get
)(struct devlink_port
*devlink_port
,
1192 unsigned int sb_index
, u16 pool_index
,
1194 int (*sb_port_pool_set
)(struct devlink_port
*devlink_port
,
1195 unsigned int sb_index
, u16 pool_index
,
1196 u32 threshold
, struct netlink_ext_ack
*extack
);
1197 int (*sb_tc_pool_bind_get
)(struct devlink_port
*devlink_port
,
1198 unsigned int sb_index
,
1200 enum devlink_sb_pool_type pool_type
,
1201 u16
*p_pool_index
, u32
*p_threshold
);
1202 int (*sb_tc_pool_bind_set
)(struct devlink_port
*devlink_port
,
1203 unsigned int sb_index
,
1205 enum devlink_sb_pool_type pool_type
,
1206 u16 pool_index
, u32 threshold
,
1207 struct netlink_ext_ack
*extack
);
1208 int (*sb_occ_snapshot
)(struct devlink
*devlink
,
1209 unsigned int sb_index
);
1210 int (*sb_occ_max_clear
)(struct devlink
*devlink
,
1211 unsigned int sb_index
);
1212 int (*sb_occ_port_pool_get
)(struct devlink_port
*devlink_port
,
1213 unsigned int sb_index
, u16 pool_index
,
1214 u32
*p_cur
, u32
*p_max
);
1215 int (*sb_occ_tc_port_bind_get
)(struct devlink_port
*devlink_port
,
1216 unsigned int sb_index
,
1218 enum devlink_sb_pool_type pool_type
,
1219 u32
*p_cur
, u32
*p_max
);
1221 int (*eswitch_mode_get
)(struct devlink
*devlink
, u16
*p_mode
);
1222 int (*eswitch_mode_set
)(struct devlink
*devlink
, u16 mode
,
1223 struct netlink_ext_ack
*extack
);
1224 int (*eswitch_inline_mode_get
)(struct devlink
*devlink
, u8
*p_inline_mode
);
1225 int (*eswitch_inline_mode_set
)(struct devlink
*devlink
, u8 inline_mode
,
1226 struct netlink_ext_ack
*extack
);
1227 int (*eswitch_encap_mode_get
)(struct devlink
*devlink
,
1228 enum devlink_eswitch_encap_mode
*p_encap_mode
);
1229 int (*eswitch_encap_mode_set
)(struct devlink
*devlink
,
1230 enum devlink_eswitch_encap_mode encap_mode
,
1231 struct netlink_ext_ack
*extack
);
1232 int (*info_get
)(struct devlink
*devlink
, struct devlink_info_req
*req
,
1233 struct netlink_ext_ack
*extack
);
1235 * @flash_update: Device flash update function
1237 * Used to perform a flash update for the device. The set of
1238 * parameters supported by the driver should be set in
1239 * supported_flash_update_params.
1241 int (*flash_update
)(struct devlink
*devlink
,
1242 struct devlink_flash_update_params
*params
,
1243 struct netlink_ext_ack
*extack
);
1245 * @trap_init: Trap initialization function.
1247 * Should be used by device drivers to initialize the trap in the
1248 * underlying device. Drivers should also store the provided trap
1249 * context, so that they could efficiently pass it to
1250 * devlink_trap_report() when the trap is triggered.
1252 int (*trap_init
)(struct devlink
*devlink
,
1253 const struct devlink_trap
*trap
, void *trap_ctx
);
1255 * @trap_fini: Trap de-initialization function.
1257 * Should be used by device drivers to de-initialize the trap in the
1258 * underlying device.
1260 void (*trap_fini
)(struct devlink
*devlink
,
1261 const struct devlink_trap
*trap
, void *trap_ctx
);
1263 * @trap_action_set: Trap action set function.
1265 int (*trap_action_set
)(struct devlink
*devlink
,
1266 const struct devlink_trap
*trap
,
1267 enum devlink_trap_action action
,
1268 struct netlink_ext_ack
*extack
);
1270 * @trap_group_init: Trap group initialization function.
1272 * Should be used by device drivers to initialize the trap group in the
1273 * underlying device.
1275 int (*trap_group_init
)(struct devlink
*devlink
,
1276 const struct devlink_trap_group
*group
);
1278 * @trap_group_set: Trap group parameters set function.
1280 * Note: @policer can be NULL when a policer is being unbound from
1283 int (*trap_group_set
)(struct devlink
*devlink
,
1284 const struct devlink_trap_group
*group
,
1285 const struct devlink_trap_policer
*policer
,
1286 struct netlink_ext_ack
*extack
);
1288 * @trap_group_action_set: Trap group action set function.
1290 * If this callback is populated, it will take precedence over looping
1291 * over all traps in a group and calling .trap_action_set().
1293 int (*trap_group_action_set
)(struct devlink
*devlink
,
1294 const struct devlink_trap_group
*group
,
1295 enum devlink_trap_action action
,
1296 struct netlink_ext_ack
*extack
);
1298 * @trap_policer_init: Trap policer initialization function.
1300 * Should be used by device drivers to initialize the trap policer in
1301 * the underlying device.
1303 int (*trap_policer_init
)(struct devlink
*devlink
,
1304 const struct devlink_trap_policer
*policer
);
1306 * @trap_policer_fini: Trap policer de-initialization function.
1308 * Should be used by device drivers to de-initialize the trap policer
1309 * in the underlying device.
1311 void (*trap_policer_fini
)(struct devlink
*devlink
,
1312 const struct devlink_trap_policer
*policer
);
1314 * @trap_policer_set: Trap policer parameters set function.
1316 int (*trap_policer_set
)(struct devlink
*devlink
,
1317 const struct devlink_trap_policer
*policer
,
1318 u64 rate
, u64 burst
,
1319 struct netlink_ext_ack
*extack
);
1321 * @trap_policer_counter_get: Trap policer counter get function.
1323 * Should be used by device drivers to report number of packets dropped
1326 int (*trap_policer_counter_get
)(struct devlink
*devlink
,
1327 const struct devlink_trap_policer
*policer
,
1330 * @port_function_hw_addr_get: Port function's hardware address get function.
1332 * Should be used by device drivers to report the hardware address of a function managed
1333 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1334 * function handling for a particular port.
1336 * Note: @extack can be NULL when port notifier queries the port function.
1338 int (*port_function_hw_addr_get
)(struct devlink
*devlink
, struct devlink_port
*port
,
1339 u8
*hw_addr
, int *hw_addr_len
,
1340 struct netlink_ext_ack
*extack
);
1342 * @port_function_hw_addr_set: Port function's hardware address set function.
1344 * Should be used by device drivers to set the hardware address of a function managed
1345 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1346 * function handling for a particular port.
1348 int (*port_function_hw_addr_set
)(struct devlink
*devlink
, struct devlink_port
*port
,
1349 const u8
*hw_addr
, int hw_addr_len
,
1350 struct netlink_ext_ack
*extack
);
1353 static inline void *devlink_priv(struct devlink
*devlink
)
1356 return &devlink
->priv
;
1359 static inline struct devlink
*priv_to_devlink(void *priv
)
1362 return container_of(priv
, struct devlink
, priv
);
1365 static inline struct devlink_port
*
1366 netdev_to_devlink_port(struct net_device
*dev
)
1368 if (dev
->netdev_ops
->ndo_get_devlink_port
)
1369 return dev
->netdev_ops
->ndo_get_devlink_port(dev
);
1373 static inline struct devlink
*netdev_to_devlink(struct net_device
*dev
)
1375 struct devlink_port
*devlink_port
= netdev_to_devlink_port(dev
);
1378 return devlink_port
->devlink
;
1384 struct net
*devlink_net(const struct devlink
*devlink
);
1385 void devlink_net_set(struct devlink
*devlink
, struct net
*net
);
1386 struct devlink
*devlink_alloc(const struct devlink_ops
*ops
, size_t priv_size
);
1387 int devlink_register(struct devlink
*devlink
, struct device
*dev
);
1388 void devlink_unregister(struct devlink
*devlink
);
1389 void devlink_reload_enable(struct devlink
*devlink
);
1390 void devlink_reload_disable(struct devlink
*devlink
);
1391 void devlink_free(struct devlink
*devlink
);
1392 int devlink_port_register(struct devlink
*devlink
,
1393 struct devlink_port
*devlink_port
,
1394 unsigned int port_index
);
1395 void devlink_port_unregister(struct devlink_port
*devlink_port
);
1396 void devlink_port_type_eth_set(struct devlink_port
*devlink_port
,
1397 struct net_device
*netdev
);
1398 void devlink_port_type_ib_set(struct devlink_port
*devlink_port
,
1399 struct ib_device
*ibdev
);
1400 void devlink_port_type_clear(struct devlink_port
*devlink_port
);
1401 void devlink_port_attrs_set(struct devlink_port
*devlink_port
,
1402 struct devlink_port_attrs
*devlink_port_attrs
);
1403 void devlink_port_attrs_pci_pf_set(struct devlink_port
*devlink_port
, u32 controller
,
1404 u16 pf
, bool external
);
1405 void devlink_port_attrs_pci_vf_set(struct devlink_port
*devlink_port
, u32 controller
,
1406 u16 pf
, u16 vf
, bool external
);
1407 int devlink_sb_register(struct devlink
*devlink
, unsigned int sb_index
,
1408 u32 size
, u16 ingress_pools_count
,
1409 u16 egress_pools_count
, u16 ingress_tc_count
,
1410 u16 egress_tc_count
);
1411 void devlink_sb_unregister(struct devlink
*devlink
, unsigned int sb_index
);
1412 int devlink_dpipe_table_register(struct devlink
*devlink
,
1413 const char *table_name
,
1414 struct devlink_dpipe_table_ops
*table_ops
,
1415 void *priv
, bool counter_control_extern
);
1416 void devlink_dpipe_table_unregister(struct devlink
*devlink
,
1417 const char *table_name
);
1418 int devlink_dpipe_headers_register(struct devlink
*devlink
,
1419 struct devlink_dpipe_headers
*dpipe_headers
);
1420 void devlink_dpipe_headers_unregister(struct devlink
*devlink
);
1421 bool devlink_dpipe_table_counter_enabled(struct devlink
*devlink
,
1422 const char *table_name
);
1423 int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx
*dump_ctx
);
1424 int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx
*dump_ctx
,
1425 struct devlink_dpipe_entry
*entry
);
1426 int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx
*dump_ctx
);
1427 void devlink_dpipe_entry_clear(struct devlink_dpipe_entry
*entry
);
1428 int devlink_dpipe_action_put(struct sk_buff
*skb
,
1429 struct devlink_dpipe_action
*action
);
1430 int devlink_dpipe_match_put(struct sk_buff
*skb
,
1431 struct devlink_dpipe_match
*match
);
1432 extern struct devlink_dpipe_header devlink_dpipe_header_ethernet
;
1433 extern struct devlink_dpipe_header devlink_dpipe_header_ipv4
;
1434 extern struct devlink_dpipe_header devlink_dpipe_header_ipv6
;
1436 int devlink_resource_register(struct devlink
*devlink
,
1437 const char *resource_name
,
1440 u64 parent_resource_id
,
1441 const struct devlink_resource_size_params
*size_params
);
1442 void devlink_resources_unregister(struct devlink
*devlink
,
1443 struct devlink_resource
*resource
);
1444 int devlink_resource_size_get(struct devlink
*devlink
,
1446 u64
*p_resource_size
);
1447 int devlink_dpipe_table_resource_set(struct devlink
*devlink
,
1448 const char *table_name
, u64 resource_id
,
1449 u64 resource_units
);
1450 void devlink_resource_occ_get_register(struct devlink
*devlink
,
1452 devlink_resource_occ_get_t
*occ_get
,
1453 void *occ_get_priv
);
1454 void devlink_resource_occ_get_unregister(struct devlink
*devlink
,
1456 int devlink_params_register(struct devlink
*devlink
,
1457 const struct devlink_param
*params
,
1458 size_t params_count
);
1459 void devlink_params_unregister(struct devlink
*devlink
,
1460 const struct devlink_param
*params
,
1461 size_t params_count
);
1462 void devlink_params_publish(struct devlink
*devlink
);
1463 void devlink_params_unpublish(struct devlink
*devlink
);
1464 int devlink_port_params_register(struct devlink_port
*devlink_port
,
1465 const struct devlink_param
*params
,
1466 size_t params_count
);
1467 void devlink_port_params_unregister(struct devlink_port
*devlink_port
,
1468 const struct devlink_param
*params
,
1469 size_t params_count
);
1470 int devlink_param_driverinit_value_get(struct devlink
*devlink
, u32 param_id
,
1471 union devlink_param_value
*init_val
);
1472 int devlink_param_driverinit_value_set(struct devlink
*devlink
, u32 param_id
,
1473 union devlink_param_value init_val
);
1475 devlink_port_param_driverinit_value_get(struct devlink_port
*devlink_port
,
1477 union devlink_param_value
*init_val
);
1478 int devlink_port_param_driverinit_value_set(struct devlink_port
*devlink_port
,
1480 union devlink_param_value init_val
);
1481 void devlink_param_value_changed(struct devlink
*devlink
, u32 param_id
);
1482 void devlink_port_param_value_changed(struct devlink_port
*devlink_port
,
1484 void devlink_param_value_str_fill(union devlink_param_value
*dst_val
,
1486 struct devlink_region
*
1487 devlink_region_create(struct devlink
*devlink
,
1488 const struct devlink_region_ops
*ops
,
1489 u32 region_max_snapshots
, u64 region_size
);
1490 struct devlink_region
*
1491 devlink_port_region_create(struct devlink_port
*port
,
1492 const struct devlink_port_region_ops
*ops
,
1493 u32 region_max_snapshots
, u64 region_size
);
1494 void devlink_region_destroy(struct devlink_region
*region
);
1495 void devlink_port_region_destroy(struct devlink_region
*region
);
1497 int devlink_region_snapshot_id_get(struct devlink
*devlink
, u32
*id
);
1498 void devlink_region_snapshot_id_put(struct devlink
*devlink
, u32 id
);
1499 int devlink_region_snapshot_create(struct devlink_region
*region
,
1500 u8
*data
, u32 snapshot_id
);
1501 int devlink_info_serial_number_put(struct devlink_info_req
*req
,
1503 int devlink_info_driver_name_put(struct devlink_info_req
*req
,
1505 int devlink_info_board_serial_number_put(struct devlink_info_req
*req
,
1507 int devlink_info_version_fixed_put(struct devlink_info_req
*req
,
1508 const char *version_name
,
1509 const char *version_value
);
1510 int devlink_info_version_stored_put(struct devlink_info_req
*req
,
1511 const char *version_name
,
1512 const char *version_value
);
1513 int devlink_info_version_running_put(struct devlink_info_req
*req
,
1514 const char *version_name
,
1515 const char *version_value
);
1517 int devlink_fmsg_obj_nest_start(struct devlink_fmsg
*fmsg
);
1518 int devlink_fmsg_obj_nest_end(struct devlink_fmsg
*fmsg
);
1520 int devlink_fmsg_pair_nest_start(struct devlink_fmsg
*fmsg
, const char *name
);
1521 int devlink_fmsg_pair_nest_end(struct devlink_fmsg
*fmsg
);
1523 int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg
*fmsg
,
1525 int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg
*fmsg
);
1526 int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg
*fmsg
,
1528 int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg
*fmsg
);
1530 int devlink_fmsg_bool_put(struct devlink_fmsg
*fmsg
, bool value
);
1531 int devlink_fmsg_u8_put(struct devlink_fmsg
*fmsg
, u8 value
);
1532 int devlink_fmsg_u32_put(struct devlink_fmsg
*fmsg
, u32 value
);
1533 int devlink_fmsg_u64_put(struct devlink_fmsg
*fmsg
, u64 value
);
1534 int devlink_fmsg_string_put(struct devlink_fmsg
*fmsg
, const char *value
);
1535 int devlink_fmsg_binary_put(struct devlink_fmsg
*fmsg
, const void *value
,
1538 int devlink_fmsg_bool_pair_put(struct devlink_fmsg
*fmsg
, const char *name
,
1540 int devlink_fmsg_u8_pair_put(struct devlink_fmsg
*fmsg
, const char *name
,
1542 int devlink_fmsg_u32_pair_put(struct devlink_fmsg
*fmsg
, const char *name
,
1544 int devlink_fmsg_u64_pair_put(struct devlink_fmsg
*fmsg
, const char *name
,
1546 int devlink_fmsg_string_pair_put(struct devlink_fmsg
*fmsg
, const char *name
,
1548 int devlink_fmsg_binary_pair_put(struct devlink_fmsg
*fmsg
, const char *name
,
1549 const void *value
, u32 value_len
);
1551 struct devlink_health_reporter
*
1552 devlink_health_reporter_create(struct devlink
*devlink
,
1553 const struct devlink_health_reporter_ops
*ops
,
1554 u64 graceful_period
, void *priv
);
1556 struct devlink_health_reporter
*
1557 devlink_port_health_reporter_create(struct devlink_port
*port
,
1558 const struct devlink_health_reporter_ops
*ops
,
1559 u64 graceful_period
, void *priv
);
1562 devlink_health_reporter_destroy(struct devlink_health_reporter
*reporter
);
1565 devlink_port_health_reporter_destroy(struct devlink_health_reporter
*reporter
);
1568 devlink_health_reporter_priv(struct devlink_health_reporter
*reporter
);
1569 int devlink_health_report(struct devlink_health_reporter
*reporter
,
1570 const char *msg
, void *priv_ctx
);
1572 devlink_health_reporter_state_update(struct devlink_health_reporter
*reporter
,
1573 enum devlink_health_reporter_state state
);
1575 devlink_health_reporter_recovery_done(struct devlink_health_reporter
*reporter
);
1577 bool devlink_is_reload_failed(const struct devlink
*devlink
);
1578 void devlink_remote_reload_actions_performed(struct devlink
*devlink
,
1579 enum devlink_reload_limit limit
,
1580 u32 actions_performed
);
1582 void devlink_flash_update_status_notify(struct devlink
*devlink
,
1583 const char *status_msg
,
1584 const char *component
,
1586 unsigned long total
);
1587 void devlink_flash_update_timeout_notify(struct devlink
*devlink
,
1588 const char *status_msg
,
1589 const char *component
,
1590 unsigned long timeout
);
1592 int devlink_traps_register(struct devlink
*devlink
,
1593 const struct devlink_trap
*traps
,
1594 size_t traps_count
, void *priv
);
1595 void devlink_traps_unregister(struct devlink
*devlink
,
1596 const struct devlink_trap
*traps
,
1597 size_t traps_count
);
1598 void devlink_trap_report(struct devlink
*devlink
, struct sk_buff
*skb
,
1599 void *trap_ctx
, struct devlink_port
*in_devlink_port
,
1600 const struct flow_action_cookie
*fa_cookie
);
1601 void *devlink_trap_ctx_priv(void *trap_ctx
);
1602 int devlink_trap_groups_register(struct devlink
*devlink
,
1603 const struct devlink_trap_group
*groups
,
1604 size_t groups_count
);
1605 void devlink_trap_groups_unregister(struct devlink
*devlink
,
1606 const struct devlink_trap_group
*groups
,
1607 size_t groups_count
);
1609 devlink_trap_policers_register(struct devlink
*devlink
,
1610 const struct devlink_trap_policer
*policers
,
1611 size_t policers_count
);
1613 devlink_trap_policers_unregister(struct devlink
*devlink
,
1614 const struct devlink_trap_policer
*policers
,
1615 size_t policers_count
);
1617 #if IS_ENABLED(CONFIG_NET_DEVLINK)
1619 void devlink_compat_running_version(struct net_device
*dev
,
1620 char *buf
, size_t len
);
1621 int devlink_compat_flash_update(struct net_device
*dev
, const char *file_name
);
1622 int devlink_compat_phys_port_name_get(struct net_device
*dev
,
1623 char *name
, size_t len
);
1624 int devlink_compat_switch_id_get(struct net_device
*dev
,
1625 struct netdev_phys_item_id
*ppid
);
1630 devlink_compat_running_version(struct net_device
*dev
, char *buf
, size_t len
)
1635 devlink_compat_flash_update(struct net_device
*dev
, const char *file_name
)
1641 devlink_compat_phys_port_name_get(struct net_device
*dev
,
1642 char *name
, size_t len
)
1648 devlink_compat_switch_id_get(struct net_device
*dev
,
1649 struct netdev_phys_item_id
*ppid
)
1656 #endif /* _NET_DEVLINK_H_ */