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.
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>
26 struct devlink_port_phys_attrs {
27 u32 port_number; /* Same value as "split group".
28 * A physical port which is visible to the user
29 * for a given port flavour.
31 u32 split_subport_number; /* If the port is split, this is the number of subport. */
35 * struct devlink_port_pci_pf_attrs - devlink port's PCI PF attributes
36 * @controller: Associated controller number
37 * @pf: Associated PCI PF number for this port.
38 * @external: when set, indicates if a port is for an external controller
40 struct devlink_port_pci_pf_attrs {
47 * struct devlink_port_pci_vf_attrs - devlink port's PCI VF attributes
48 * @controller: Associated controller number
49 * @pf: Associated PCI PF number for this port.
50 * @vf: Associated PCI VF for of the PCI PF for this port.
51 * @external: when set, indicates if a port is for an external controller
53 struct devlink_port_pci_vf_attrs {
61 * struct devlink_port_pci_sf_attrs - devlink port's PCI SF attributes
62 * @controller: Associated controller number
63 * @sf: Associated PCI SF for of the PCI PF for this port.
64 * @pf: Associated PCI PF number for this port.
65 * @external: when set, indicates if a port is for an external controller
67 struct devlink_port_pci_sf_attrs {
75 * struct devlink_port_attrs - devlink port object
76 * @flavour: flavour of the port
77 * @split: indicates if this is split port
78 * @splittable: indicates if the port can be split.
79 * @lanes: maximum number of lanes the port supports. 0 value is not passed to netlink.
80 * @switch_id: if the port is part of switch, this is buffer with ID, otherwise this is NULL
81 * @phys: physical port attributes
82 * @pci_pf: PCI PF port attributes
83 * @pci_vf: PCI VF port attributes
84 * @pci_sf: PCI SF port attributes
86 struct devlink_port_attrs {
90 enum devlink_port_flavour flavour;
91 struct netdev_phys_item_id switch_id;
93 struct devlink_port_phys_attrs phys;
94 struct devlink_port_pci_pf_attrs pci_pf;
95 struct devlink_port_pci_vf_attrs pci_vf;
96 struct devlink_port_pci_sf_attrs pci_sf;
100 struct devlink_rate {
101 struct list_head list;
102 enum devlink_rate_type type;
103 struct devlink *devlink;
108 struct devlink_rate *parent;
110 struct devlink_port *devlink_port;
118 struct devlink_port {
119 struct list_head list;
120 struct list_head param_list;
121 struct list_head region_list;
122 struct devlink *devlink;
124 spinlock_t type_lock; /* Protects type and type_dev
125 * pointer consistency.
127 enum devlink_port_type type;
128 enum devlink_port_type desired_type;
130 struct devlink_port_attrs attrs;
133 struct delayed_work type_warn_dw;
134 struct list_head reporter_list;
135 struct mutex reporters_lock; /* Protects reporter_list */
137 struct devlink_rate *devlink_rate;
140 struct devlink_port_new_attrs {
141 enum devlink_port_flavour flavour;
142 unsigned int port_index;
146 u8 port_index_valid:1,
151 struct devlink_sb_pool_info {
152 enum devlink_sb_pool_type pool_type;
154 enum devlink_sb_threshold_type threshold_type;
159 * struct devlink_dpipe_field - dpipe field object
161 * @id: index inside the headers field array
162 * @bitwidth: bitwidth
163 * @mapping_type: mapping type
165 struct devlink_dpipe_field {
168 unsigned int bitwidth;
169 enum devlink_dpipe_field_mapping_type mapping_type;
173 * struct devlink_dpipe_header - dpipe header object
175 * @id: index, global/local detrmined by global bit
177 * @fields_count: number of fields
178 * @global: indicates if header is shared like most protocol header
181 struct devlink_dpipe_header {
184 struct devlink_dpipe_field *fields;
185 unsigned int fields_count;
190 * struct devlink_dpipe_match - represents match operation
191 * @type: type of match
192 * @header_index: header index (packets can have several headers of same
193 * type like in case of tunnels)
195 * @fieled_id: field index
197 struct devlink_dpipe_match {
198 enum devlink_dpipe_match_type type;
199 unsigned int header_index;
200 struct devlink_dpipe_header *header;
201 unsigned int field_id;
205 * struct devlink_dpipe_action - represents action operation
206 * @type: type of action
207 * @header_index: header index (packets can have several headers of same
208 * type like in case of tunnels)
210 * @fieled_id: field index
212 struct devlink_dpipe_action {
213 enum devlink_dpipe_action_type type;
214 unsigned int header_index;
215 struct devlink_dpipe_header *header;
216 unsigned int field_id;
220 * struct devlink_dpipe_value - represents value of match/action
223 * @mapping_value: in case the field has some mapping this value
224 * specified the mapping value
225 * @mapping_valid: specify if mapping value is valid
226 * @value_size: value size
230 struct devlink_dpipe_value {
232 struct devlink_dpipe_action *action;
233 struct devlink_dpipe_match *match;
235 unsigned int mapping_value;
237 unsigned int value_size;
243 * struct devlink_dpipe_entry - table entry object
244 * @index: index of the entry in the table
245 * @match_values: match values
246 * @matche_values_count: count of matches tuples
247 * @action_values: actions values
248 * @action_values_count: count of actions values
249 * @counter: value of counter
250 * @counter_valid: Specify if value is valid from hardware
252 struct devlink_dpipe_entry {
254 struct devlink_dpipe_value *match_values;
255 unsigned int match_values_count;
256 struct devlink_dpipe_value *action_values;
257 unsigned int action_values_count;
263 * struct devlink_dpipe_dump_ctx - context provided to driver in order
266 * @cmd: devlink command
268 * @nest: top attribute
271 struct devlink_dpipe_dump_ctx {
272 struct genl_info *info;
273 enum devlink_command cmd;
279 struct devlink_dpipe_table_ops;
282 * struct devlink_dpipe_table - table object
285 * @counters_enabled: indicates if counters are active
286 * @counter_control_extern: indicates if counter control is in dpipe or
288 * @resource_valid: Indicate that the resource id is valid
289 * @resource_id: relative resource this table is related to
290 * @resource_units: number of resource's unit consumed per table's entry
291 * @table_ops: table operations
294 struct devlink_dpipe_table {
296 struct list_head list;
298 bool counters_enabled;
299 bool counter_control_extern;
303 struct devlink_dpipe_table_ops *table_ops;
308 * struct devlink_dpipe_table_ops - dpipe_table ops
309 * @actions_dump - dumps all tables actions
310 * @matches_dump - dumps all tables matches
311 * @entries_dump - dumps all active entries in the table
312 * @counters_set_update - when changing the counter status hardware sync
313 * maybe needed to allocate/free counter related
315 * @size_get - get size
317 struct devlink_dpipe_table_ops {
318 int (*actions_dump)(void *priv, struct sk_buff *skb);
319 int (*matches_dump)(void *priv, struct sk_buff *skb);
320 int (*entries_dump)(void *priv, bool counters_enabled,
321 struct devlink_dpipe_dump_ctx *dump_ctx);
322 int (*counters_set_update)(void *priv, bool enable);
323 u64 (*size_get)(void *priv);
327 * struct devlink_dpipe_headers - dpipe headers
328 * @headers - header array can be shared (global bit) or driver specific
329 * @headers_count - count of headers
331 struct devlink_dpipe_headers {
332 struct devlink_dpipe_header **headers;
333 unsigned int headers_count;
337 * struct devlink_resource_size_params - resource's size parameters
338 * @size_min: minimum size which can be set
339 * @size_max: maximum size which can be set
340 * @size_granularity: size granularity
341 * @size_unit: resource's basic unit
343 struct devlink_resource_size_params {
346 u64 size_granularity;
347 enum devlink_resource_unit unit;
351 devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
352 u64 size_min, u64 size_max,
353 u64 size_granularity,
354 enum devlink_resource_unit unit)
356 size_params->size_min = size_min;
357 size_params->size_max = size_max;
358 size_params->size_granularity = size_granularity;
359 size_params->unit = unit;
362 typedef u64 devlink_resource_occ_get_t(void *priv);
364 #define DEVLINK_RESOURCE_ID_PARENT_TOP 0
366 #define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports"
368 #define __DEVLINK_PARAM_MAX_STRING_VALUE 32
369 enum devlink_param_type {
370 DEVLINK_PARAM_TYPE_U8,
371 DEVLINK_PARAM_TYPE_U16,
372 DEVLINK_PARAM_TYPE_U32,
373 DEVLINK_PARAM_TYPE_STRING,
374 DEVLINK_PARAM_TYPE_BOOL,
377 union devlink_param_value {
381 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
385 struct devlink_param_gset_ctx {
386 union devlink_param_value val;
387 enum devlink_param_cmode cmode;
391 * struct devlink_flash_notify - devlink dev flash notify data
392 * @status_msg: current status string
393 * @component: firmware component being updated
394 * @done: amount of work completed of total amount
395 * @total: amount of work expected to be done
396 * @timeout: expected max timeout in seconds
398 * These are values to be given to userland to be displayed in order
399 * to show current activity in a firmware update process.
401 struct devlink_flash_notify {
402 const char *status_msg;
403 const char *component;
406 unsigned long timeout;
410 * struct devlink_param - devlink configuration parameter data
411 * @name: name of the parameter
412 * @generic: indicates if the parameter is generic or driver specific
413 * @type: parameter type
414 * @supported_cmodes: bitmap of supported configuration modes
415 * @get: get parameter value, used for runtime and permanent
416 * configuration modes
417 * @set: set parameter value, used for runtime and permanent
418 * configuration modes
419 * @validate: validate input value is applicable (within value range, etc.)
421 * This struct should be used by the driver to fill the data for
422 * a parameter it registers.
424 struct devlink_param {
428 enum devlink_param_type type;
429 unsigned long supported_cmodes;
430 int (*get)(struct devlink *devlink, u32 id,
431 struct devlink_param_gset_ctx *ctx);
432 int (*set)(struct devlink *devlink, u32 id,
433 struct devlink_param_gset_ctx *ctx);
434 int (*validate)(struct devlink *devlink, u32 id,
435 union devlink_param_value val,
436 struct netlink_ext_ack *extack);
439 struct devlink_param_item {
440 struct list_head list;
441 const struct devlink_param *param;
442 union devlink_param_value driverinit_value;
443 bool driverinit_value_valid;
446 enum devlink_param_generic_id {
447 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
448 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
449 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
450 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
451 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
452 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
453 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
454 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
455 DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
456 DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
457 DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET,
458 DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH,
459 DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA,
460 DEVLINK_PARAM_GENERIC_ID_ENABLE_VNET,
461 DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP,
462 DEVLINK_PARAM_GENERIC_ID_IO_EQ_SIZE,
463 DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE,
465 /* add new param generic ids above here*/
466 __DEVLINK_PARAM_GENERIC_ID_MAX,
467 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
470 #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
471 #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
473 #define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
474 #define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
476 #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
477 #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
479 #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
480 #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
482 #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
483 #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
485 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
486 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
488 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
489 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
491 #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
492 #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
494 #define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
495 "reset_dev_on_drv_probe"
496 #define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
498 #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
499 #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
501 #define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset"
502 #define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
504 #define DEVLINK_PARAM_GENERIC_ENABLE_ETH_NAME "enable_eth"
505 #define DEVLINK_PARAM_GENERIC_ENABLE_ETH_TYPE DEVLINK_PARAM_TYPE_BOOL
507 #define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_NAME "enable_rdma"
508 #define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_TYPE DEVLINK_PARAM_TYPE_BOOL
510 #define DEVLINK_PARAM_GENERIC_ENABLE_VNET_NAME "enable_vnet"
511 #define DEVLINK_PARAM_GENERIC_ENABLE_VNET_TYPE DEVLINK_PARAM_TYPE_BOOL
513 #define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_NAME "enable_iwarp"
514 #define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_TYPE DEVLINK_PARAM_TYPE_BOOL
516 #define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_NAME "io_eq_size"
517 #define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
519 #define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_NAME "event_eq_size"
520 #define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
522 #define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
524 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
525 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
526 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
528 .supported_cmodes = _cmodes, \
531 .validate = _validate, \
534 #define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
539 .supported_cmodes = _cmodes, \
542 .validate = _validate, \
545 /* Part number, identifier of board design */
546 #define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
547 /* Revision of board design */
548 #define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
549 /* Maker of the board */
550 #define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
552 /* Part number, identifier of asic design */
553 #define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id"
554 /* Revision of asic design */
555 #define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev"
557 /* Overall FW version */
558 #define DEVLINK_INFO_VERSION_GENERIC_FW "fw"
559 /* Control processor FW version */
560 #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
561 /* FW interface specification version */
562 #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API "fw.mgmt.api"
563 /* Data path microcode controlling high-speed packet processing */
564 #define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
565 /* UNDI software version */
566 #define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
567 /* NCSI support/handler version */
568 #define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
569 /* FW parameter set id */
570 #define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid"
571 /* RoCE FW version */
572 #define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce"
573 /* Firmware bundle identifier */
574 #define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id"
577 * struct devlink_flash_update_params - Flash Update parameters
578 * @fw: pointer to the firmware data to update from
579 * @component: the flash component to update
581 * With the exception of fw, drivers must opt-in to parameters by
582 * setting the appropriate bit in the supported_flash_update_params field in
583 * their devlink_ops structure.
585 struct devlink_flash_update_params {
586 const struct firmware *fw;
587 const char *component;
591 #define DEVLINK_SUPPORT_FLASH_UPDATE_COMPONENT BIT(0)
592 #define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(1)
594 struct devlink_region;
595 struct devlink_info_req;
598 * struct devlink_region_ops - Region operations
600 * @destructor: callback used to free snapshot memory when deleting
601 * @snapshot: callback to request an immediate snapshot. On success,
602 * the data variable must be updated to point to the snapshot data.
603 * The function will be called while the devlink instance lock is
605 * @priv: Pointer to driver private data for the region operation
607 struct devlink_region_ops {
609 void (*destructor)(const void *data);
610 int (*snapshot)(struct devlink *devlink,
611 const struct devlink_region_ops *ops,
612 struct netlink_ext_ack *extack,
618 * struct devlink_port_region_ops - Region operations for a port
620 * @destructor: callback used to free snapshot memory when deleting
621 * @snapshot: callback to request an immediate snapshot. On success,
622 * the data variable must be updated to point to the snapshot data.
623 * The function will be called while the devlink instance lock is
625 * @priv: Pointer to driver private data for the region operation
627 struct devlink_port_region_ops {
629 void (*destructor)(const void *data);
630 int (*snapshot)(struct devlink_port *port,
631 const struct devlink_port_region_ops *ops,
632 struct netlink_ext_ack *extack,
638 struct devlink_health_reporter;
640 enum devlink_health_reporter_state {
641 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
642 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
646 * struct devlink_health_reporter_ops - Reporter operations
647 * @name: reporter name
648 * @recover: callback to recover from reported error
649 * if priv_ctx is NULL, run a full recover
650 * @dump: callback to dump an object
651 * if priv_ctx is NULL, run a full dump
652 * @diagnose: callback to diagnose the current status
653 * @test: callback to trigger a test event
656 struct devlink_health_reporter_ops {
658 int (*recover)(struct devlink_health_reporter *reporter,
659 void *priv_ctx, struct netlink_ext_ack *extack);
660 int (*dump)(struct devlink_health_reporter *reporter,
661 struct devlink_fmsg *fmsg, void *priv_ctx,
662 struct netlink_ext_ack *extack);
663 int (*diagnose)(struct devlink_health_reporter *reporter,
664 struct devlink_fmsg *fmsg,
665 struct netlink_ext_ack *extack);
666 int (*test)(struct devlink_health_reporter *reporter,
667 struct netlink_ext_ack *extack);
671 * struct devlink_trap_metadata - Packet trap metadata.
672 * @trap_name: Trap name.
673 * @trap_group_name: Trap group name.
674 * @input_dev: Input netdevice.
675 * @dev_tracker: refcount tracker for @input_dev.
676 * @fa_cookie: Flow action user cookie.
677 * @trap_type: Trap type.
679 struct devlink_trap_metadata {
680 const char *trap_name;
681 const char *trap_group_name;
683 struct net_device *input_dev;
684 netdevice_tracker dev_tracker;
686 const struct flow_action_cookie *fa_cookie;
687 enum devlink_trap_type trap_type;
691 * struct devlink_trap_policer - Immutable packet trap policer attributes.
692 * @id: Policer identifier.
693 * @init_rate: Initial rate in packets / sec.
694 * @init_burst: Initial burst size in packets.
695 * @max_rate: Maximum rate.
696 * @min_rate: Minimum rate.
697 * @max_burst: Maximum burst size.
698 * @min_burst: Minimum burst size.
700 * Describes immutable attributes of packet trap policers that drivers register
703 struct devlink_trap_policer {
714 * struct devlink_trap_group - Immutable packet trap group attributes.
715 * @name: Trap group name.
716 * @id: Trap group identifier.
717 * @generic: Whether the trap group is generic or not.
718 * @init_policer_id: Initial policer identifier.
720 * Describes immutable attributes of packet trap groups that drivers register
723 struct devlink_trap_group {
730 #define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0)
731 #define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1)
734 * struct devlink_trap - Immutable packet trap attributes.
736 * @init_action: Initial trap action.
737 * @generic: Whether the trap is generic or not.
738 * @id: Trap identifier.
740 * @init_group_id: Initial group identifier.
741 * @metadata_cap: Metadata types that can be provided by the trap.
743 * Describes immutable attributes of packet traps that drivers register with
746 struct devlink_trap {
747 enum devlink_trap_type type;
748 enum devlink_trap_action init_action;
756 /* All traps must be documented in
757 * Documentation/networking/devlink/devlink-trap.rst
759 enum devlink_trap_generic_id {
760 DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
761 DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
762 DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
763 DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER,
764 DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST,
765 DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER,
766 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE,
767 DEVLINK_TRAP_GENERIC_ID_TTL_ERROR,
768 DEVLINK_TRAP_GENERIC_ID_TAIL_DROP,
769 DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET,
770 DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC,
771 DEVLINK_TRAP_GENERIC_ID_DIP_LB,
772 DEVLINK_TRAP_GENERIC_ID_SIP_MC,
773 DEVLINK_TRAP_GENERIC_ID_SIP_LB,
774 DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR,
775 DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC,
776 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE,
777 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
778 DEVLINK_TRAP_GENERIC_ID_MTU_ERROR,
779 DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH,
780 DEVLINK_TRAP_GENERIC_ID_RPF,
781 DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE,
782 DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS,
783 DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS,
784 DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE,
785 DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR,
786 DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
787 DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP,
788 DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP,
789 DEVLINK_TRAP_GENERIC_ID_STP,
790 DEVLINK_TRAP_GENERIC_ID_LACP,
791 DEVLINK_TRAP_GENERIC_ID_LLDP,
792 DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY,
793 DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT,
794 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT,
795 DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT,
796 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE,
797 DEVLINK_TRAP_GENERIC_ID_MLD_QUERY,
798 DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT,
799 DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT,
800 DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE,
801 DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP,
802 DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP,
803 DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST,
804 DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE,
805 DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY,
806 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT,
807 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT,
808 DEVLINK_TRAP_GENERIC_ID_IPV4_BFD,
809 DEVLINK_TRAP_GENERIC_ID_IPV6_BFD,
810 DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF,
811 DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF,
812 DEVLINK_TRAP_GENERIC_ID_IPV4_BGP,
813 DEVLINK_TRAP_GENERIC_ID_IPV6_BGP,
814 DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP,
815 DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP,
816 DEVLINK_TRAP_GENERIC_ID_IPV4_PIM,
817 DEVLINK_TRAP_GENERIC_ID_IPV6_PIM,
818 DEVLINK_TRAP_GENERIC_ID_UC_LB,
819 DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE,
820 DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE,
821 DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE,
822 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES,
823 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS,
824 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT,
825 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT,
826 DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT,
827 DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT,
828 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT,
829 DEVLINK_TRAP_GENERIC_ID_PTP_EVENT,
830 DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL,
831 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE,
832 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP,
833 DEVLINK_TRAP_GENERIC_ID_EARLY_DROP,
834 DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING,
835 DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING,
836 DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING,
837 DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING,
838 DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING,
839 DEVLINK_TRAP_GENERIC_ID_ARP_PARSING,
840 DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING,
841 DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING,
842 DEVLINK_TRAP_GENERIC_ID_GRE_PARSING,
843 DEVLINK_TRAP_GENERIC_ID_UDP_PARSING,
844 DEVLINK_TRAP_GENERIC_ID_TCP_PARSING,
845 DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING,
846 DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING,
847 DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING,
848 DEVLINK_TRAP_GENERIC_ID_GTP_PARSING,
849 DEVLINK_TRAP_GENERIC_ID_ESP_PARSING,
850 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_NEXTHOP,
851 DEVLINK_TRAP_GENERIC_ID_DMAC_FILTER,
853 /* Add new generic trap IDs above */
854 __DEVLINK_TRAP_GENERIC_ID_MAX,
855 DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1,
858 /* All trap groups must be documented in
859 * Documentation/networking/devlink/devlink-trap.rst
861 enum devlink_trap_group_generic_id {
862 DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS,
863 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS,
864 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS,
865 DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS,
866 DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS,
867 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS,
868 DEVLINK_TRAP_GROUP_GENERIC_ID_STP,
869 DEVLINK_TRAP_GROUP_GENERIC_ID_LACP,
870 DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP,
871 DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING,
872 DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP,
873 DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY,
874 DEVLINK_TRAP_GROUP_GENERIC_ID_BFD,
875 DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF,
876 DEVLINK_TRAP_GROUP_GENERIC_ID_BGP,
877 DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP,
878 DEVLINK_TRAP_GROUP_GENERIC_ID_PIM,
879 DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB,
880 DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY,
881 DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY,
882 DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6,
883 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT,
884 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL,
885 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE,
886 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP,
887 DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS,
889 /* Add new generic trap group IDs above */
890 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX,
891 DEVLINK_TRAP_GROUP_GENERIC_ID_MAX =
892 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1,
895 #define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
896 "source_mac_is_multicast"
897 #define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
899 #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
900 "ingress_vlan_filter"
901 #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
902 "ingress_spanning_tree_filter"
903 #define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
905 #define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
906 "port_loopback_filter"
907 #define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
909 #define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
910 "ttl_value_is_too_small"
911 #define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
913 #define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
915 #define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
916 "uc_dip_over_mc_dmac"
917 #define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
918 "dip_is_loopback_address"
919 #define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
921 #define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
922 "sip_is_loopback_address"
923 #define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
924 "ip_header_corrupted"
925 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
926 "ipv4_sip_is_limited_bc"
927 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
928 "ipv6_mc_dip_reserved_scope"
929 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
930 "ipv6_mc_dip_interface_local_scope"
931 #define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
932 "mtu_value_is_too_small"
933 #define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
935 #define DEVLINK_TRAP_GENERIC_NAME_RPF \
936 "mc_reverse_path_forwarding"
937 #define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
939 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
941 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
943 #define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
944 "non_routable_packet"
945 #define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
947 #define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
949 #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
950 "ingress_flow_action_drop"
951 #define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
952 "egress_flow_action_drop"
953 #define DEVLINK_TRAP_GENERIC_NAME_STP \
955 #define DEVLINK_TRAP_GENERIC_NAME_LACP \
957 #define DEVLINK_TRAP_GENERIC_NAME_LLDP \
959 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \
961 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \
963 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \
965 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \
967 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \
969 #define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \
971 #define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \
973 #define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \
975 #define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \
977 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \
979 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \
981 #define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \
983 #define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \
985 #define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \
987 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \
989 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \
991 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \
993 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \
995 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \
997 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \
999 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \
1001 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \
1003 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \
1005 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \
1007 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \
1009 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \
1011 #define DEVLINK_TRAP_GENERIC_NAME_UC_LB \
1013 #define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \
1015 #define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \
1017 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \
1018 "ipv6_uc_dip_link_local_scope"
1019 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \
1020 "ipv6_dip_all_nodes"
1021 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \
1022 "ipv6_dip_all_routers"
1023 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \
1024 "ipv6_router_solicit"
1025 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \
1026 "ipv6_router_advert"
1027 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \
1029 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \
1031 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \
1033 #define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \
1035 #define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \
1037 #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \
1038 "flow_action_sample"
1039 #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \
1041 #define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \
1043 #define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \
1045 #define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \
1047 #define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \
1049 #define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \
1051 #define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \
1053 #define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \
1055 #define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \
1057 #define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \
1059 #define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \
1061 #define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \
1063 #define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \
1065 #define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \
1067 #define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \
1069 #define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \
1071 #define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \
1073 #define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \
1075 #define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_NEXTHOP \
1077 #define DEVLINK_TRAP_GENERIC_NAME_DMAC_FILTER \
1080 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
1082 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
1084 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \
1086 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
1088 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
1090 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
1092 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \
1094 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \
1096 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \
1098 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING \
1100 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \
1102 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \
1104 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \
1106 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \
1108 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \
1110 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \
1112 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \
1114 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \
1116 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \
1118 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \
1120 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \
1122 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \
1124 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \
1126 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \
1128 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \
1130 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \
1131 "parser_error_drops"
1133 #define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \
1136 .type = DEVLINK_TRAP_TYPE_##_type, \
1137 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1139 .id = DEVLINK_TRAP_GENERIC_ID_##_id, \
1140 .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \
1141 .init_group_id = _group_id, \
1142 .metadata_cap = _metadata_cap, \
1145 #define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \
1148 .type = DEVLINK_TRAP_TYPE_##_type, \
1149 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1153 .init_group_id = _group_id, \
1154 .metadata_cap = _metadata_cap, \
1157 #define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id) \
1159 .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \
1160 .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \
1162 .init_policer_id = _policer_id, \
1165 #define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate, \
1166 _max_burst, _min_burst) \
1169 .init_rate = _rate, \
1170 .init_burst = _burst, \
1171 .max_rate = _max_rate, \
1172 .min_rate = _min_rate, \
1173 .max_burst = _max_burst, \
1174 .min_burst = _min_burst, \
1178 /* device supports reload operations */
1179 DEVLINK_F_RELOAD = 1UL << 0,
1182 struct devlink_ops {
1184 * @supported_flash_update_params:
1185 * mask of parameters supported by the driver's .flash_update
1188 u32 supported_flash_update_params;
1189 unsigned long reload_actions;
1190 unsigned long reload_limits;
1191 int (*reload_down)(struct devlink *devlink, bool netns_change,
1192 enum devlink_reload_action action,
1193 enum devlink_reload_limit limit,
1194 struct netlink_ext_ack *extack);
1195 int (*reload_up)(struct devlink *devlink, enum devlink_reload_action action,
1196 enum devlink_reload_limit limit, u32 *actions_performed,
1197 struct netlink_ext_ack *extack);
1198 int (*port_type_set)(struct devlink_port *devlink_port,
1199 enum devlink_port_type port_type);
1200 int (*port_split)(struct devlink *devlink, unsigned int port_index,
1201 unsigned int count, struct netlink_ext_ack *extack);
1202 int (*port_unsplit)(struct devlink *devlink, unsigned int port_index,
1203 struct netlink_ext_ack *extack);
1204 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
1206 struct devlink_sb_pool_info *pool_info);
1207 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
1208 u16 pool_index, u32 size,
1209 enum devlink_sb_threshold_type threshold_type,
1210 struct netlink_ext_ack *extack);
1211 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
1212 unsigned int sb_index, u16 pool_index,
1214 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
1215 unsigned int sb_index, u16 pool_index,
1216 u32 threshold, struct netlink_ext_ack *extack);
1217 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
1218 unsigned int sb_index,
1220 enum devlink_sb_pool_type pool_type,
1221 u16 *p_pool_index, u32 *p_threshold);
1222 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
1223 unsigned int sb_index,
1225 enum devlink_sb_pool_type pool_type,
1226 u16 pool_index, u32 threshold,
1227 struct netlink_ext_ack *extack);
1228 int (*sb_occ_snapshot)(struct devlink *devlink,
1229 unsigned int sb_index);
1230 int (*sb_occ_max_clear)(struct devlink *devlink,
1231 unsigned int sb_index);
1232 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
1233 unsigned int sb_index, u16 pool_index,
1234 u32 *p_cur, u32 *p_max);
1235 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
1236 unsigned int sb_index,
1238 enum devlink_sb_pool_type pool_type,
1239 u32 *p_cur, u32 *p_max);
1241 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
1242 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
1243 struct netlink_ext_ack *extack);
1244 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
1245 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
1246 struct netlink_ext_ack *extack);
1247 int (*eswitch_encap_mode_get)(struct devlink *devlink,
1248 enum devlink_eswitch_encap_mode *p_encap_mode);
1249 int (*eswitch_encap_mode_set)(struct devlink *devlink,
1250 enum devlink_eswitch_encap_mode encap_mode,
1251 struct netlink_ext_ack *extack);
1252 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
1253 struct netlink_ext_ack *extack);
1255 * @flash_update: Device flash update function
1257 * Used to perform a flash update for the device. The set of
1258 * parameters supported by the driver should be set in
1259 * supported_flash_update_params.
1261 int (*flash_update)(struct devlink *devlink,
1262 struct devlink_flash_update_params *params,
1263 struct netlink_ext_ack *extack);
1265 * @trap_init: Trap initialization function.
1267 * Should be used by device drivers to initialize the trap in the
1268 * underlying device. Drivers should also store the provided trap
1269 * context, so that they could efficiently pass it to
1270 * devlink_trap_report() when the trap is triggered.
1272 int (*trap_init)(struct devlink *devlink,
1273 const struct devlink_trap *trap, void *trap_ctx);
1275 * @trap_fini: Trap de-initialization function.
1277 * Should be used by device drivers to de-initialize the trap in the
1278 * underlying device.
1280 void (*trap_fini)(struct devlink *devlink,
1281 const struct devlink_trap *trap, void *trap_ctx);
1283 * @trap_action_set: Trap action set function.
1285 int (*trap_action_set)(struct devlink *devlink,
1286 const struct devlink_trap *trap,
1287 enum devlink_trap_action action,
1288 struct netlink_ext_ack *extack);
1290 * @trap_group_init: Trap group initialization function.
1292 * Should be used by device drivers to initialize the trap group in the
1293 * underlying device.
1295 int (*trap_group_init)(struct devlink *devlink,
1296 const struct devlink_trap_group *group);
1298 * @trap_group_set: Trap group parameters set function.
1300 * Note: @policer can be NULL when a policer is being unbound from
1303 int (*trap_group_set)(struct devlink *devlink,
1304 const struct devlink_trap_group *group,
1305 const struct devlink_trap_policer *policer,
1306 struct netlink_ext_ack *extack);
1308 * @trap_group_action_set: Trap group action set function.
1310 * If this callback is populated, it will take precedence over looping
1311 * over all traps in a group and calling .trap_action_set().
1313 int (*trap_group_action_set)(struct devlink *devlink,
1314 const struct devlink_trap_group *group,
1315 enum devlink_trap_action action,
1316 struct netlink_ext_ack *extack);
1318 * @trap_drop_counter_get: Trap drop counter get function.
1320 * Should be used by device drivers to report number of packets
1321 * that have been dropped, and cannot be passed to the devlink
1322 * subsystem by the underlying device.
1324 int (*trap_drop_counter_get)(struct devlink *devlink,
1325 const struct devlink_trap *trap,
1328 * @trap_policer_init: Trap policer initialization function.
1330 * Should be used by device drivers to initialize the trap policer in
1331 * the underlying device.
1333 int (*trap_policer_init)(struct devlink *devlink,
1334 const struct devlink_trap_policer *policer);
1336 * @trap_policer_fini: Trap policer de-initialization function.
1338 * Should be used by device drivers to de-initialize the trap policer
1339 * in the underlying device.
1341 void (*trap_policer_fini)(struct devlink *devlink,
1342 const struct devlink_trap_policer *policer);
1344 * @trap_policer_set: Trap policer parameters set function.
1346 int (*trap_policer_set)(struct devlink *devlink,
1347 const struct devlink_trap_policer *policer,
1348 u64 rate, u64 burst,
1349 struct netlink_ext_ack *extack);
1351 * @trap_policer_counter_get: Trap policer counter get function.
1353 * Should be used by device drivers to report number of packets dropped
1356 int (*trap_policer_counter_get)(struct devlink *devlink,
1357 const struct devlink_trap_policer *policer,
1360 * @port_function_hw_addr_get: Port function's hardware address get function.
1362 * Should be used by device drivers to report the hardware address of a function managed
1363 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1364 * function handling for a particular port.
1366 * Note: @extack can be NULL when port notifier queries the port function.
1368 int (*port_function_hw_addr_get)(struct devlink_port *port, u8 *hw_addr,
1370 struct netlink_ext_ack *extack);
1372 * @port_function_hw_addr_set: Port function's hardware address set function.
1374 * Should be used by device drivers to set the hardware address of a function managed
1375 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1376 * function handling for a particular port.
1378 int (*port_function_hw_addr_set)(struct devlink_port *port,
1379 const u8 *hw_addr, int hw_addr_len,
1380 struct netlink_ext_ack *extack);
1382 * port_new() - Add a new port function of a specified flavor
1383 * @devlink: Devlink instance
1384 * @attrs: attributes of the new port
1385 * @extack: extack for reporting error messages
1386 * @new_port_index: index of the new port
1388 * Devlink core will call this device driver function upon user request
1389 * to create a new port function of a specified flavor and optional
1393 * - Called without devlink instance lock being held. Drivers must
1394 * implement own means of synchronization
1395 * - On success, drivers must register a port with devlink core
1397 * Return: 0 on success, negative value otherwise.
1399 int (*port_new)(struct devlink *devlink,
1400 const struct devlink_port_new_attrs *attrs,
1401 struct netlink_ext_ack *extack,
1402 unsigned int *new_port_index);
1404 * port_del() - Delete a port function
1405 * @devlink: Devlink instance
1406 * @port_index: port function index to delete
1407 * @extack: extack for reporting error messages
1409 * Devlink core will call this device driver function upon user request
1410 * to delete a previously created port function
1413 * - Called without devlink instance lock being held. Drivers must
1414 * implement own means of synchronization
1415 * - On success, drivers must unregister the corresponding devlink
1418 * Return: 0 on success, negative value otherwise.
1420 int (*port_del)(struct devlink *devlink, unsigned int port_index,
1421 struct netlink_ext_ack *extack);
1423 * port_fn_state_get() - Get the state of a port function
1424 * @devlink: Devlink instance
1425 * @port: The devlink port
1426 * @state: Admin configured state
1427 * @opstate: Current operational state
1428 * @extack: extack for reporting error messages
1430 * Reports the admin and operational state of a devlink port function
1432 * Return: 0 on success, negative value otherwise.
1434 int (*port_fn_state_get)(struct devlink_port *port,
1435 enum devlink_port_fn_state *state,
1436 enum devlink_port_fn_opstate *opstate,
1437 struct netlink_ext_ack *extack);
1439 * port_fn_state_set() - Set the admin state of a port function
1440 * @devlink: Devlink instance
1441 * @port: The devlink port
1442 * @state: Admin state
1443 * @extack: extack for reporting error messages
1445 * Set the admin state of a devlink port function
1447 * Return: 0 on success, negative value otherwise.
1449 int (*port_fn_state_set)(struct devlink_port *port,
1450 enum devlink_port_fn_state state,
1451 struct netlink_ext_ack *extack);
1454 * Rate control callbacks.
1456 int (*rate_leaf_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1457 u64 tx_share, struct netlink_ext_ack *extack);
1458 int (*rate_leaf_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1459 u64 tx_max, struct netlink_ext_ack *extack);
1460 int (*rate_node_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1461 u64 tx_share, struct netlink_ext_ack *extack);
1462 int (*rate_node_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1463 u64 tx_max, struct netlink_ext_ack *extack);
1464 int (*rate_node_new)(struct devlink_rate *rate_node, void **priv,
1465 struct netlink_ext_ack *extack);
1466 int (*rate_node_del)(struct devlink_rate *rate_node, void *priv,
1467 struct netlink_ext_ack *extack);
1468 int (*rate_leaf_parent_set)(struct devlink_rate *child,
1469 struct devlink_rate *parent,
1470 void *priv_child, void *priv_parent,
1471 struct netlink_ext_ack *extack);
1472 int (*rate_node_parent_set)(struct devlink_rate *child,
1473 struct devlink_rate *parent,
1474 void *priv_child, void *priv_parent,
1475 struct netlink_ext_ack *extack);
1478 void *devlink_priv(struct devlink *devlink);
1479 struct devlink *priv_to_devlink(void *priv);
1480 struct device *devlink_to_dev(const struct devlink *devlink);
1484 struct net *devlink_net(const struct devlink *devlink);
1485 /* This call is intended for software devices that can create
1486 * devlink instances in other namespaces than init_net.
1488 * Drivers that operate on real HW must use devlink_alloc() instead.
1490 struct devlink *devlink_alloc_ns(const struct devlink_ops *ops,
1491 size_t priv_size, struct net *net,
1492 struct device *dev);
1493 static inline struct devlink *devlink_alloc(const struct devlink_ops *ops,
1497 return devlink_alloc_ns(ops, priv_size, &init_net, dev);
1499 void devlink_set_features(struct devlink *devlink, u64 features);
1500 void devlink_register(struct devlink *devlink);
1501 void devlink_unregister(struct devlink *devlink);
1502 void devlink_free(struct devlink *devlink);
1503 int devlink_port_register(struct devlink *devlink,
1504 struct devlink_port *devlink_port,
1505 unsigned int port_index);
1506 void devlink_port_unregister(struct devlink_port *devlink_port);
1507 void devlink_port_type_eth_set(struct devlink_port *devlink_port,
1508 struct net_device *netdev);
1509 void devlink_port_type_ib_set(struct devlink_port *devlink_port,
1510 struct ib_device *ibdev);
1511 void devlink_port_type_clear(struct devlink_port *devlink_port);
1512 void devlink_port_attrs_set(struct devlink_port *devlink_port,
1513 struct devlink_port_attrs *devlink_port_attrs);
1514 void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 controller,
1515 u16 pf, bool external);
1516 void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 controller,
1517 u16 pf, u16 vf, bool external);
1518 void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port,
1519 u32 controller, u16 pf, u32 sf,
1521 int devlink_rate_leaf_create(struct devlink_port *port, void *priv);
1522 void devlink_rate_leaf_destroy(struct devlink_port *devlink_port);
1523 void devlink_rate_nodes_destroy(struct devlink *devlink);
1524 int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
1525 u32 size, u16 ingress_pools_count,
1526 u16 egress_pools_count, u16 ingress_tc_count,
1527 u16 egress_tc_count);
1528 void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
1529 int devlink_dpipe_table_register(struct devlink *devlink,
1530 const char *table_name,
1531 struct devlink_dpipe_table_ops *table_ops,
1532 void *priv, bool counter_control_extern);
1533 void devlink_dpipe_table_unregister(struct devlink *devlink,
1534 const char *table_name);
1535 int devlink_dpipe_headers_register(struct devlink *devlink,
1536 struct devlink_dpipe_headers *dpipe_headers);
1537 void devlink_dpipe_headers_unregister(struct devlink *devlink);
1538 bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
1539 const char *table_name);
1540 int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
1541 int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
1542 struct devlink_dpipe_entry *entry);
1543 int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
1544 void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1545 int devlink_dpipe_action_put(struct sk_buff *skb,
1546 struct devlink_dpipe_action *action);
1547 int devlink_dpipe_match_put(struct sk_buff *skb,
1548 struct devlink_dpipe_match *match);
1549 extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
1550 extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1551 extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
1553 int devlink_resource_register(struct devlink *devlink,
1554 const char *resource_name,
1557 u64 parent_resource_id,
1558 const struct devlink_resource_size_params *size_params);
1559 void devlink_resources_unregister(struct devlink *devlink);
1560 int devlink_resource_size_get(struct devlink *devlink,
1562 u64 *p_resource_size);
1563 int devlink_dpipe_table_resource_set(struct devlink *devlink,
1564 const char *table_name, u64 resource_id,
1565 u64 resource_units);
1566 void devlink_resource_occ_get_register(struct devlink *devlink,
1568 devlink_resource_occ_get_t *occ_get,
1569 void *occ_get_priv);
1570 void devlink_resource_occ_get_unregister(struct devlink *devlink,
1572 int devlink_params_register(struct devlink *devlink,
1573 const struct devlink_param *params,
1574 size_t params_count);
1575 void devlink_params_unregister(struct devlink *devlink,
1576 const struct devlink_param *params,
1577 size_t params_count);
1578 int devlink_param_register(struct devlink *devlink,
1579 const struct devlink_param *param);
1580 void devlink_param_unregister(struct devlink *devlink,
1581 const struct devlink_param *param);
1582 int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
1583 union devlink_param_value *init_val);
1584 int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
1585 union devlink_param_value init_val);
1586 void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
1587 struct devlink_region *
1588 devlink_region_create(struct devlink *devlink,
1589 const struct devlink_region_ops *ops,
1590 u32 region_max_snapshots, u64 region_size);
1591 struct devlink_region *
1592 devlink_port_region_create(struct devlink_port *port,
1593 const struct devlink_port_region_ops *ops,
1594 u32 region_max_snapshots, u64 region_size);
1595 void devlink_region_destroy(struct devlink_region *region);
1596 void devlink_port_region_destroy(struct devlink_region *region);
1598 int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id);
1599 void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id);
1600 int devlink_region_snapshot_create(struct devlink_region *region,
1601 u8 *data, u32 snapshot_id);
1602 int devlink_info_serial_number_put(struct devlink_info_req *req,
1604 int devlink_info_driver_name_put(struct devlink_info_req *req,
1606 int devlink_info_board_serial_number_put(struct devlink_info_req *req,
1608 int devlink_info_version_fixed_put(struct devlink_info_req *req,
1609 const char *version_name,
1610 const char *version_value);
1611 int devlink_info_version_stored_put(struct devlink_info_req *req,
1612 const char *version_name,
1613 const char *version_value);
1614 int devlink_info_version_running_put(struct devlink_info_req *req,
1615 const char *version_name,
1616 const char *version_value);
1618 int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
1619 int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
1621 int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
1622 int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
1624 int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
1626 int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
1627 int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
1629 int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
1631 int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
1632 int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
1633 int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
1636 int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
1638 int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
1640 int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
1642 int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
1644 int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
1646 int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
1647 const void *value, u32 value_len);
1649 struct devlink_health_reporter *
1650 devlink_health_reporter_create(struct devlink *devlink,
1651 const struct devlink_health_reporter_ops *ops,
1652 u64 graceful_period, void *priv);
1654 struct devlink_health_reporter *
1655 devlink_port_health_reporter_create(struct devlink_port *port,
1656 const struct devlink_health_reporter_ops *ops,
1657 u64 graceful_period, void *priv);
1660 devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
1663 devlink_port_health_reporter_destroy(struct devlink_health_reporter *reporter);
1666 devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
1667 int devlink_health_report(struct devlink_health_reporter *reporter,
1668 const char *msg, void *priv_ctx);
1670 devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
1671 enum devlink_health_reporter_state state);
1673 devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter);
1675 bool devlink_is_reload_failed(const struct devlink *devlink);
1676 void devlink_remote_reload_actions_performed(struct devlink *devlink,
1677 enum devlink_reload_limit limit,
1678 u32 actions_performed);
1680 void devlink_flash_update_status_notify(struct devlink *devlink,
1681 const char *status_msg,
1682 const char *component,
1684 unsigned long total);
1685 void devlink_flash_update_timeout_notify(struct devlink *devlink,
1686 const char *status_msg,
1687 const char *component,
1688 unsigned long timeout);
1690 int devlink_traps_register(struct devlink *devlink,
1691 const struct devlink_trap *traps,
1692 size_t traps_count, void *priv);
1693 void devlink_traps_unregister(struct devlink *devlink,
1694 const struct devlink_trap *traps,
1695 size_t traps_count);
1696 void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb,
1697 void *trap_ctx, struct devlink_port *in_devlink_port,
1698 const struct flow_action_cookie *fa_cookie);
1699 void *devlink_trap_ctx_priv(void *trap_ctx);
1700 int devlink_trap_groups_register(struct devlink *devlink,
1701 const struct devlink_trap_group *groups,
1702 size_t groups_count);
1703 void devlink_trap_groups_unregister(struct devlink *devlink,
1704 const struct devlink_trap_group *groups,
1705 size_t groups_count);
1707 devlink_trap_policers_register(struct devlink *devlink,
1708 const struct devlink_trap_policer *policers,
1709 size_t policers_count);
1711 devlink_trap_policers_unregister(struct devlink *devlink,
1712 const struct devlink_trap_policer *policers,
1713 size_t policers_count);
1715 #if IS_ENABLED(CONFIG_NET_DEVLINK)
1717 struct devlink *__must_check devlink_try_get(struct devlink *devlink);
1718 void devlink_put(struct devlink *devlink);
1720 void devlink_compat_running_version(struct devlink *devlink,
1721 char *buf, size_t len);
1722 int devlink_compat_flash_update(struct devlink *devlink, const char *file_name);
1723 int devlink_compat_phys_port_name_get(struct net_device *dev,
1724 char *name, size_t len);
1725 int devlink_compat_switch_id_get(struct net_device *dev,
1726 struct netdev_phys_item_id *ppid);
1730 static inline struct devlink *devlink_try_get(struct devlink *devlink)
1735 static inline void devlink_put(struct devlink *devlink)
1740 devlink_compat_running_version(struct devlink *devlink, char *buf, size_t len)
1745 devlink_compat_flash_update(struct devlink *devlink, const char *file_name)
1751 devlink_compat_phys_port_name_get(struct net_device *dev,
1752 char *name, size_t len)
1758 devlink_compat_switch_id_get(struct net_device *dev,
1759 struct netdev_phys_item_id *ppid)
1766 #endif /* _NET_DEVLINK_H_ */