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>
25 struct devlink_linecard;
27 struct devlink_port_phys_attrs {
28 u32 port_number; /* Same value as "split group".
29 * A physical port which is visible to the user
30 * for a given port flavour.
32 u32 split_subport_number; /* If the port is split, this is the number of subport. */
36 * struct devlink_port_pci_pf_attrs - devlink port's PCI PF attributes
37 * @controller: Associated controller number
38 * @pf: Associated PCI PF number for this port.
39 * @external: when set, indicates if a port is for an external controller
41 struct devlink_port_pci_pf_attrs {
48 * struct devlink_port_pci_vf_attrs - devlink port's PCI VF attributes
49 * @controller: Associated controller number
50 * @pf: Associated PCI PF number for this port.
51 * @vf: Associated PCI VF for of the PCI PF for this port.
52 * @external: when set, indicates if a port is for an external controller
54 struct devlink_port_pci_vf_attrs {
62 * struct devlink_port_pci_sf_attrs - devlink port's PCI SF attributes
63 * @controller: Associated controller number
64 * @sf: Associated PCI SF for of the PCI PF for this port.
65 * @pf: Associated PCI PF number for this port.
66 * @external: when set, indicates if a port is for an external controller
68 struct devlink_port_pci_sf_attrs {
76 * struct devlink_port_attrs - devlink port object
77 * @flavour: flavour of the port
78 * @split: indicates if this is split port
79 * @splittable: indicates if the port can be split.
80 * @lanes: maximum number of lanes the port supports. 0 value is not passed to netlink.
81 * @switch_id: if the port is part of switch, this is buffer with ID, otherwise this is NULL
82 * @phys: physical port attributes
83 * @pci_pf: PCI PF port attributes
84 * @pci_vf: PCI VF port attributes
85 * @pci_sf: PCI SF port attributes
87 struct devlink_port_attrs {
91 enum devlink_port_flavour flavour;
92 struct netdev_phys_item_id switch_id;
94 struct devlink_port_phys_attrs phys;
95 struct devlink_port_pci_pf_attrs pci_pf;
96 struct devlink_port_pci_vf_attrs pci_vf;
97 struct devlink_port_pci_sf_attrs pci_sf;
101 struct devlink_rate {
102 struct list_head list;
103 enum devlink_rate_type type;
104 struct devlink *devlink;
109 struct devlink_rate *parent;
111 struct devlink_port *devlink_port;
122 struct devlink_port {
123 struct list_head list;
124 struct list_head region_list;
125 struct devlink *devlink;
127 spinlock_t type_lock; /* Protects type and type_eth/ib
128 * structures consistency.
130 enum devlink_port_type type;
131 enum devlink_port_type desired_type;
134 struct net_device *netdev;
136 char ifname[IFNAMSIZ];
139 struct ib_device *ibdev;
142 struct devlink_port_attrs attrs;
147 struct delayed_work type_warn_dw;
148 struct list_head reporter_list;
149 struct mutex reporters_lock; /* Protects reporter_list */
151 struct devlink_rate *devlink_rate;
152 struct devlink_linecard *linecard;
155 struct devlink_port_new_attrs {
156 enum devlink_port_flavour flavour;
157 unsigned int port_index;
161 u8 port_index_valid:1,
167 * struct devlink_linecard_ops - Linecard operations
168 * @provision: callback to provision the linecard slot with certain
169 * type of linecard. As a result of this operation,
170 * driver is expected to eventually (could be after
171 * the function call returns) call one of:
172 * devlink_linecard_provision_set()
173 * devlink_linecard_provision_fail()
174 * @unprovision: callback to unprovision the linecard slot. As a result
175 * of this operation, driver is expected to eventually
176 * (could be after the function call returns) call
177 * devlink_linecard_provision_clear()
178 * devlink_linecard_provision_fail()
179 * @same_provision: callback to ask the driver if linecard is already
180 * provisioned in the same way user asks this linecard to be
182 * @types_count: callback to get number of supported types
183 * @types_get: callback to get next type in list
185 struct devlink_linecard_ops {
186 int (*provision)(struct devlink_linecard *linecard, void *priv,
187 const char *type, const void *type_priv,
188 struct netlink_ext_ack *extack);
189 int (*unprovision)(struct devlink_linecard *linecard, void *priv,
190 struct netlink_ext_ack *extack);
191 bool (*same_provision)(struct devlink_linecard *linecard, void *priv,
192 const char *type, const void *type_priv);
193 unsigned int (*types_count)(struct devlink_linecard *linecard,
195 void (*types_get)(struct devlink_linecard *linecard,
196 void *priv, unsigned int index, const char **type,
197 const void **type_priv);
200 struct devlink_sb_pool_info {
201 enum devlink_sb_pool_type pool_type;
203 enum devlink_sb_threshold_type threshold_type;
208 * struct devlink_dpipe_field - dpipe field object
210 * @id: index inside the headers field array
211 * @bitwidth: bitwidth
212 * @mapping_type: mapping type
214 struct devlink_dpipe_field {
217 unsigned int bitwidth;
218 enum devlink_dpipe_field_mapping_type mapping_type;
222 * struct devlink_dpipe_header - dpipe header object
224 * @id: index, global/local detrmined by global bit
226 * @fields_count: number of fields
227 * @global: indicates if header is shared like most protocol header
230 struct devlink_dpipe_header {
233 struct devlink_dpipe_field *fields;
234 unsigned int fields_count;
239 * struct devlink_dpipe_match - represents match operation
240 * @type: type of match
241 * @header_index: header index (packets can have several headers of same
242 * type like in case of tunnels)
244 * @fieled_id: field index
246 struct devlink_dpipe_match {
247 enum devlink_dpipe_match_type type;
248 unsigned int header_index;
249 struct devlink_dpipe_header *header;
250 unsigned int field_id;
254 * struct devlink_dpipe_action - represents action operation
255 * @type: type of action
256 * @header_index: header index (packets can have several headers of same
257 * type like in case of tunnels)
259 * @fieled_id: field index
261 struct devlink_dpipe_action {
262 enum devlink_dpipe_action_type type;
263 unsigned int header_index;
264 struct devlink_dpipe_header *header;
265 unsigned int field_id;
269 * struct devlink_dpipe_value - represents value of match/action
272 * @mapping_value: in case the field has some mapping this value
273 * specified the mapping value
274 * @mapping_valid: specify if mapping value is valid
275 * @value_size: value size
279 struct devlink_dpipe_value {
281 struct devlink_dpipe_action *action;
282 struct devlink_dpipe_match *match;
284 unsigned int mapping_value;
286 unsigned int value_size;
292 * struct devlink_dpipe_entry - table entry object
293 * @index: index of the entry in the table
294 * @match_values: match values
295 * @matche_values_count: count of matches tuples
296 * @action_values: actions values
297 * @action_values_count: count of actions values
298 * @counter: value of counter
299 * @counter_valid: Specify if value is valid from hardware
301 struct devlink_dpipe_entry {
303 struct devlink_dpipe_value *match_values;
304 unsigned int match_values_count;
305 struct devlink_dpipe_value *action_values;
306 unsigned int action_values_count;
312 * struct devlink_dpipe_dump_ctx - context provided to driver in order
315 * @cmd: devlink command
317 * @nest: top attribute
320 struct devlink_dpipe_dump_ctx {
321 struct genl_info *info;
322 enum devlink_command cmd;
328 struct devlink_dpipe_table_ops;
331 * struct devlink_dpipe_table - table object
334 * @counters_enabled: indicates if counters are active
335 * @counter_control_extern: indicates if counter control is in dpipe or
337 * @resource_valid: Indicate that the resource id is valid
338 * @resource_id: relative resource this table is related to
339 * @resource_units: number of resource's unit consumed per table's entry
340 * @table_ops: table operations
343 struct devlink_dpipe_table {
345 struct list_head list;
347 bool counters_enabled;
348 bool counter_control_extern;
352 struct devlink_dpipe_table_ops *table_ops;
357 * struct devlink_dpipe_table_ops - dpipe_table ops
358 * @actions_dump - dumps all tables actions
359 * @matches_dump - dumps all tables matches
360 * @entries_dump - dumps all active entries in the table
361 * @counters_set_update - when changing the counter status hardware sync
362 * maybe needed to allocate/free counter related
364 * @size_get - get size
366 struct devlink_dpipe_table_ops {
367 int (*actions_dump)(void *priv, struct sk_buff *skb);
368 int (*matches_dump)(void *priv, struct sk_buff *skb);
369 int (*entries_dump)(void *priv, bool counters_enabled,
370 struct devlink_dpipe_dump_ctx *dump_ctx);
371 int (*counters_set_update)(void *priv, bool enable);
372 u64 (*size_get)(void *priv);
376 * struct devlink_dpipe_headers - dpipe headers
377 * @headers - header array can be shared (global bit) or driver specific
378 * @headers_count - count of headers
380 struct devlink_dpipe_headers {
381 struct devlink_dpipe_header **headers;
382 unsigned int headers_count;
386 * struct devlink_resource_size_params - resource's size parameters
387 * @size_min: minimum size which can be set
388 * @size_max: maximum size which can be set
389 * @size_granularity: size granularity
390 * @size_unit: resource's basic unit
392 struct devlink_resource_size_params {
395 u64 size_granularity;
396 enum devlink_resource_unit unit;
400 devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
401 u64 size_min, u64 size_max,
402 u64 size_granularity,
403 enum devlink_resource_unit unit)
405 size_params->size_min = size_min;
406 size_params->size_max = size_max;
407 size_params->size_granularity = size_granularity;
408 size_params->unit = unit;
411 typedef u64 devlink_resource_occ_get_t(void *priv);
413 #define DEVLINK_RESOURCE_ID_PARENT_TOP 0
415 #define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports"
417 #define __DEVLINK_PARAM_MAX_STRING_VALUE 32
418 enum devlink_param_type {
419 DEVLINK_PARAM_TYPE_U8,
420 DEVLINK_PARAM_TYPE_U16,
421 DEVLINK_PARAM_TYPE_U32,
422 DEVLINK_PARAM_TYPE_STRING,
423 DEVLINK_PARAM_TYPE_BOOL,
426 union devlink_param_value {
430 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
434 struct devlink_param_gset_ctx {
435 union devlink_param_value val;
436 enum devlink_param_cmode cmode;
440 * struct devlink_flash_notify - devlink dev flash notify data
441 * @status_msg: current status string
442 * @component: firmware component being updated
443 * @done: amount of work completed of total amount
444 * @total: amount of work expected to be done
445 * @timeout: expected max timeout in seconds
447 * These are values to be given to userland to be displayed in order
448 * to show current activity in a firmware update process.
450 struct devlink_flash_notify {
451 const char *status_msg;
452 const char *component;
455 unsigned long timeout;
459 * struct devlink_param - devlink configuration parameter data
460 * @name: name of the parameter
461 * @generic: indicates if the parameter is generic or driver specific
462 * @type: parameter type
463 * @supported_cmodes: bitmap of supported configuration modes
464 * @get: get parameter value, used for runtime and permanent
465 * configuration modes
466 * @set: set parameter value, used for runtime and permanent
467 * configuration modes
468 * @validate: validate input value is applicable (within value range, etc.)
470 * This struct should be used by the driver to fill the data for
471 * a parameter it registers.
473 struct devlink_param {
477 enum devlink_param_type type;
478 unsigned long supported_cmodes;
479 int (*get)(struct devlink *devlink, u32 id,
480 struct devlink_param_gset_ctx *ctx);
481 int (*set)(struct devlink *devlink, u32 id,
482 struct devlink_param_gset_ctx *ctx);
483 int (*validate)(struct devlink *devlink, u32 id,
484 union devlink_param_value val,
485 struct netlink_ext_ack *extack);
488 struct devlink_param_item {
489 struct list_head list;
490 const struct devlink_param *param;
491 union devlink_param_value driverinit_value;
492 bool driverinit_value_valid;
495 enum devlink_param_generic_id {
496 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
497 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
498 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
499 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
500 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
501 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
502 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
503 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
504 DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
505 DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
506 DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET,
507 DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH,
508 DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA,
509 DEVLINK_PARAM_GENERIC_ID_ENABLE_VNET,
510 DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP,
511 DEVLINK_PARAM_GENERIC_ID_IO_EQ_SIZE,
512 DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE,
514 /* add new param generic ids above here*/
515 __DEVLINK_PARAM_GENERIC_ID_MAX,
516 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
519 #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
520 #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
522 #define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
523 #define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
525 #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
526 #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
528 #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
529 #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
531 #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
532 #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
534 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
535 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
537 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
538 #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
540 #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
541 #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
543 #define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
544 "reset_dev_on_drv_probe"
545 #define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
547 #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
548 #define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
550 #define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset"
551 #define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
553 #define DEVLINK_PARAM_GENERIC_ENABLE_ETH_NAME "enable_eth"
554 #define DEVLINK_PARAM_GENERIC_ENABLE_ETH_TYPE DEVLINK_PARAM_TYPE_BOOL
556 #define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_NAME "enable_rdma"
557 #define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_TYPE DEVLINK_PARAM_TYPE_BOOL
559 #define DEVLINK_PARAM_GENERIC_ENABLE_VNET_NAME "enable_vnet"
560 #define DEVLINK_PARAM_GENERIC_ENABLE_VNET_TYPE DEVLINK_PARAM_TYPE_BOOL
562 #define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_NAME "enable_iwarp"
563 #define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_TYPE DEVLINK_PARAM_TYPE_BOOL
565 #define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_NAME "io_eq_size"
566 #define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
568 #define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_NAME "event_eq_size"
569 #define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
571 #define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
573 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
574 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
575 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
577 .supported_cmodes = _cmodes, \
580 .validate = _validate, \
583 #define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
588 .supported_cmodes = _cmodes, \
591 .validate = _validate, \
594 /* Part number, identifier of board design */
595 #define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
596 /* Revision of board design */
597 #define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
598 /* Maker of the board */
599 #define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
601 /* Part number, identifier of asic design */
602 #define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id"
603 /* Revision of asic design */
604 #define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev"
606 /* Overall FW version */
607 #define DEVLINK_INFO_VERSION_GENERIC_FW "fw"
608 /* Control processor FW version */
609 #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
610 /* FW interface specification version */
611 #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API "fw.mgmt.api"
612 /* Data path microcode controlling high-speed packet processing */
613 #define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
614 /* UNDI software version */
615 #define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
616 /* NCSI support/handler version */
617 #define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
618 /* FW parameter set id */
619 #define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid"
620 /* RoCE FW version */
621 #define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce"
622 /* Firmware bundle identifier */
623 #define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id"
625 #define DEVLINK_INFO_VERSION_GENERIC_FW_BOOTLOADER "fw.bootloader"
628 * struct devlink_flash_update_params - Flash Update parameters
629 * @fw: pointer to the firmware data to update from
630 * @component: the flash component to update
632 * With the exception of fw, drivers must opt-in to parameters by
633 * setting the appropriate bit in the supported_flash_update_params field in
634 * their devlink_ops structure.
636 struct devlink_flash_update_params {
637 const struct firmware *fw;
638 const char *component;
642 #define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(0)
644 struct devlink_region;
645 struct devlink_info_req;
648 * struct devlink_region_ops - Region operations
650 * @destructor: callback used to free snapshot memory when deleting
651 * @snapshot: callback to request an immediate snapshot. On success,
652 * the data variable must be updated to point to the snapshot data.
653 * The function will be called while the devlink instance lock is
655 * @read: callback to directly read a portion of the region. On success,
656 * the data pointer will be updated with the contents of the
657 * requested portion of the region. The function will be called
658 * while the devlink instance lock is held.
659 * @priv: Pointer to driver private data for the region operation
661 struct devlink_region_ops {
663 void (*destructor)(const void *data);
664 int (*snapshot)(struct devlink *devlink,
665 const struct devlink_region_ops *ops,
666 struct netlink_ext_ack *extack,
668 int (*read)(struct devlink *devlink,
669 const struct devlink_region_ops *ops,
670 struct netlink_ext_ack *extack,
671 u64 offset, u32 size, u8 *data);
676 * struct devlink_port_region_ops - Region operations for a port
678 * @destructor: callback used to free snapshot memory when deleting
679 * @snapshot: callback to request an immediate snapshot. On success,
680 * the data variable must be updated to point to the snapshot data.
681 * The function will be called while the devlink instance lock is
683 * @read: callback to directly read a portion of the region. On success,
684 * the data pointer will be updated with the contents of the
685 * requested portion of the region. The function will be called
686 * while the devlink instance lock is held.
687 * @priv: Pointer to driver private data for the region operation
689 struct devlink_port_region_ops {
691 void (*destructor)(const void *data);
692 int (*snapshot)(struct devlink_port *port,
693 const struct devlink_port_region_ops *ops,
694 struct netlink_ext_ack *extack,
696 int (*read)(struct devlink_port *port,
697 const struct devlink_port_region_ops *ops,
698 struct netlink_ext_ack *extack,
699 u64 offset, u32 size, u8 *data);
704 struct devlink_health_reporter;
706 enum devlink_health_reporter_state {
707 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
708 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
712 * struct devlink_health_reporter_ops - Reporter operations
713 * @name: reporter name
714 * @recover: callback to recover from reported error
715 * if priv_ctx is NULL, run a full recover
716 * @dump: callback to dump an object
717 * if priv_ctx is NULL, run a full dump
718 * @diagnose: callback to diagnose the current status
719 * @test: callback to trigger a test event
722 struct devlink_health_reporter_ops {
724 int (*recover)(struct devlink_health_reporter *reporter,
725 void *priv_ctx, struct netlink_ext_ack *extack);
726 int (*dump)(struct devlink_health_reporter *reporter,
727 struct devlink_fmsg *fmsg, void *priv_ctx,
728 struct netlink_ext_ack *extack);
729 int (*diagnose)(struct devlink_health_reporter *reporter,
730 struct devlink_fmsg *fmsg,
731 struct netlink_ext_ack *extack);
732 int (*test)(struct devlink_health_reporter *reporter,
733 struct netlink_ext_ack *extack);
737 * struct devlink_trap_metadata - Packet trap metadata.
738 * @trap_name: Trap name.
739 * @trap_group_name: Trap group name.
740 * @input_dev: Input netdevice.
741 * @dev_tracker: refcount tracker for @input_dev.
742 * @fa_cookie: Flow action user cookie.
743 * @trap_type: Trap type.
745 struct devlink_trap_metadata {
746 const char *trap_name;
747 const char *trap_group_name;
749 struct net_device *input_dev;
750 netdevice_tracker dev_tracker;
752 const struct flow_action_cookie *fa_cookie;
753 enum devlink_trap_type trap_type;
757 * struct devlink_trap_policer - Immutable packet trap policer attributes.
758 * @id: Policer identifier.
759 * @init_rate: Initial rate in packets / sec.
760 * @init_burst: Initial burst size in packets.
761 * @max_rate: Maximum rate.
762 * @min_rate: Minimum rate.
763 * @max_burst: Maximum burst size.
764 * @min_burst: Minimum burst size.
766 * Describes immutable attributes of packet trap policers that drivers register
769 struct devlink_trap_policer {
780 * struct devlink_trap_group - Immutable packet trap group attributes.
781 * @name: Trap group name.
782 * @id: Trap group identifier.
783 * @generic: Whether the trap group is generic or not.
784 * @init_policer_id: Initial policer identifier.
786 * Describes immutable attributes of packet trap groups that drivers register
789 struct devlink_trap_group {
796 #define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0)
797 #define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1)
800 * struct devlink_trap - Immutable packet trap attributes.
802 * @init_action: Initial trap action.
803 * @generic: Whether the trap is generic or not.
804 * @id: Trap identifier.
806 * @init_group_id: Initial group identifier.
807 * @metadata_cap: Metadata types that can be provided by the trap.
809 * Describes immutable attributes of packet traps that drivers register with
812 struct devlink_trap {
813 enum devlink_trap_type type;
814 enum devlink_trap_action init_action;
822 /* All traps must be documented in
823 * Documentation/networking/devlink/devlink-trap.rst
825 enum devlink_trap_generic_id {
826 DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
827 DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
828 DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
829 DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER,
830 DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST,
831 DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER,
832 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE,
833 DEVLINK_TRAP_GENERIC_ID_TTL_ERROR,
834 DEVLINK_TRAP_GENERIC_ID_TAIL_DROP,
835 DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET,
836 DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC,
837 DEVLINK_TRAP_GENERIC_ID_DIP_LB,
838 DEVLINK_TRAP_GENERIC_ID_SIP_MC,
839 DEVLINK_TRAP_GENERIC_ID_SIP_LB,
840 DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR,
841 DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC,
842 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE,
843 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
844 DEVLINK_TRAP_GENERIC_ID_MTU_ERROR,
845 DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH,
846 DEVLINK_TRAP_GENERIC_ID_RPF,
847 DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE,
848 DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS,
849 DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS,
850 DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE,
851 DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR,
852 DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
853 DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP,
854 DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP,
855 DEVLINK_TRAP_GENERIC_ID_STP,
856 DEVLINK_TRAP_GENERIC_ID_LACP,
857 DEVLINK_TRAP_GENERIC_ID_LLDP,
858 DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY,
859 DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT,
860 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT,
861 DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT,
862 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE,
863 DEVLINK_TRAP_GENERIC_ID_MLD_QUERY,
864 DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT,
865 DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT,
866 DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE,
867 DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP,
868 DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP,
869 DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST,
870 DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE,
871 DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY,
872 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT,
873 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT,
874 DEVLINK_TRAP_GENERIC_ID_IPV4_BFD,
875 DEVLINK_TRAP_GENERIC_ID_IPV6_BFD,
876 DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF,
877 DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF,
878 DEVLINK_TRAP_GENERIC_ID_IPV4_BGP,
879 DEVLINK_TRAP_GENERIC_ID_IPV6_BGP,
880 DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP,
881 DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP,
882 DEVLINK_TRAP_GENERIC_ID_IPV4_PIM,
883 DEVLINK_TRAP_GENERIC_ID_IPV6_PIM,
884 DEVLINK_TRAP_GENERIC_ID_UC_LB,
885 DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE,
886 DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE,
887 DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE,
888 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES,
889 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS,
890 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT,
891 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT,
892 DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT,
893 DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT,
894 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT,
895 DEVLINK_TRAP_GENERIC_ID_PTP_EVENT,
896 DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL,
897 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE,
898 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP,
899 DEVLINK_TRAP_GENERIC_ID_EARLY_DROP,
900 DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING,
901 DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING,
902 DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING,
903 DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING,
904 DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING,
905 DEVLINK_TRAP_GENERIC_ID_ARP_PARSING,
906 DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING,
907 DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING,
908 DEVLINK_TRAP_GENERIC_ID_GRE_PARSING,
909 DEVLINK_TRAP_GENERIC_ID_UDP_PARSING,
910 DEVLINK_TRAP_GENERIC_ID_TCP_PARSING,
911 DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING,
912 DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING,
913 DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING,
914 DEVLINK_TRAP_GENERIC_ID_GTP_PARSING,
915 DEVLINK_TRAP_GENERIC_ID_ESP_PARSING,
916 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_NEXTHOP,
917 DEVLINK_TRAP_GENERIC_ID_DMAC_FILTER,
918 DEVLINK_TRAP_GENERIC_ID_EAPOL,
919 DEVLINK_TRAP_GENERIC_ID_LOCKED_PORT,
921 /* Add new generic trap IDs above */
922 __DEVLINK_TRAP_GENERIC_ID_MAX,
923 DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1,
926 /* All trap groups must be documented in
927 * Documentation/networking/devlink/devlink-trap.rst
929 enum devlink_trap_group_generic_id {
930 DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS,
931 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS,
932 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS,
933 DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS,
934 DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS,
935 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS,
936 DEVLINK_TRAP_GROUP_GENERIC_ID_STP,
937 DEVLINK_TRAP_GROUP_GENERIC_ID_LACP,
938 DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP,
939 DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING,
940 DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP,
941 DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY,
942 DEVLINK_TRAP_GROUP_GENERIC_ID_BFD,
943 DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF,
944 DEVLINK_TRAP_GROUP_GENERIC_ID_BGP,
945 DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP,
946 DEVLINK_TRAP_GROUP_GENERIC_ID_PIM,
947 DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB,
948 DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY,
949 DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY,
950 DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6,
951 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT,
952 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL,
953 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE,
954 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP,
955 DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS,
956 DEVLINK_TRAP_GROUP_GENERIC_ID_EAPOL,
958 /* Add new generic trap group IDs above */
959 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX,
960 DEVLINK_TRAP_GROUP_GENERIC_ID_MAX =
961 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1,
964 #define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
965 "source_mac_is_multicast"
966 #define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
968 #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
969 "ingress_vlan_filter"
970 #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
971 "ingress_spanning_tree_filter"
972 #define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
974 #define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
975 "port_loopback_filter"
976 #define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
978 #define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
979 "ttl_value_is_too_small"
980 #define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
982 #define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
984 #define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
985 "uc_dip_over_mc_dmac"
986 #define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
987 "dip_is_loopback_address"
988 #define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
990 #define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
991 "sip_is_loopback_address"
992 #define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
993 "ip_header_corrupted"
994 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
995 "ipv4_sip_is_limited_bc"
996 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
997 "ipv6_mc_dip_reserved_scope"
998 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
999 "ipv6_mc_dip_interface_local_scope"
1000 #define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
1001 "mtu_value_is_too_small"
1002 #define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
1004 #define DEVLINK_TRAP_GENERIC_NAME_RPF \
1005 "mc_reverse_path_forwarding"
1006 #define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
1008 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
1010 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
1012 #define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
1013 "non_routable_packet"
1014 #define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
1016 #define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
1017 "overlay_smac_is_mc"
1018 #define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
1019 "ingress_flow_action_drop"
1020 #define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
1021 "egress_flow_action_drop"
1022 #define DEVLINK_TRAP_GENERIC_NAME_STP \
1024 #define DEVLINK_TRAP_GENERIC_NAME_LACP \
1026 #define DEVLINK_TRAP_GENERIC_NAME_LLDP \
1028 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \
1030 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \
1032 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \
1034 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \
1036 #define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \
1038 #define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \
1040 #define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \
1042 #define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \
1044 #define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \
1046 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \
1048 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \
1050 #define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \
1052 #define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \
1054 #define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \
1056 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \
1057 "ipv6_neigh_solicit"
1058 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \
1060 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \
1062 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \
1064 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \
1066 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \
1068 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \
1070 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \
1072 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \
1074 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \
1076 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \
1078 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \
1080 #define DEVLINK_TRAP_GENERIC_NAME_UC_LB \
1082 #define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \
1084 #define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \
1086 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \
1087 "ipv6_uc_dip_link_local_scope"
1088 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \
1089 "ipv6_dip_all_nodes"
1090 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \
1091 "ipv6_dip_all_routers"
1092 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \
1093 "ipv6_router_solicit"
1094 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \
1095 "ipv6_router_advert"
1096 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \
1098 #define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \
1100 #define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \
1102 #define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \
1104 #define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \
1106 #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \
1107 "flow_action_sample"
1108 #define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \
1110 #define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \
1112 #define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \
1114 #define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \
1116 #define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \
1118 #define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \
1120 #define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \
1122 #define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \
1124 #define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \
1126 #define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \
1128 #define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \
1130 #define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \
1132 #define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \
1134 #define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \
1136 #define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \
1138 #define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \
1140 #define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \
1142 #define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \
1144 #define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_NEXTHOP \
1146 #define DEVLINK_TRAP_GENERIC_NAME_DMAC_FILTER \
1148 #define DEVLINK_TRAP_GENERIC_NAME_EAPOL \
1150 #define DEVLINK_TRAP_GENERIC_NAME_LOCKED_PORT \
1153 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
1155 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
1157 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \
1159 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
1161 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
1163 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
1165 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \
1167 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \
1169 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \
1171 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING \
1173 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \
1175 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \
1177 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \
1179 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \
1181 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \
1183 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \
1185 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \
1187 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \
1189 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \
1191 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \
1193 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \
1195 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \
1197 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \
1199 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \
1201 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \
1203 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \
1204 "parser_error_drops"
1205 #define DEVLINK_TRAP_GROUP_GENERIC_NAME_EAPOL \
1208 #define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \
1211 .type = DEVLINK_TRAP_TYPE_##_type, \
1212 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1214 .id = DEVLINK_TRAP_GENERIC_ID_##_id, \
1215 .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \
1216 .init_group_id = _group_id, \
1217 .metadata_cap = _metadata_cap, \
1220 #define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \
1223 .type = DEVLINK_TRAP_TYPE_##_type, \
1224 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1228 .init_group_id = _group_id, \
1229 .metadata_cap = _metadata_cap, \
1232 #define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id) \
1234 .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \
1235 .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \
1237 .init_policer_id = _policer_id, \
1240 #define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate, \
1241 _max_burst, _min_burst) \
1244 .init_rate = _rate, \
1245 .init_burst = _burst, \
1246 .max_rate = _max_rate, \
1247 .min_rate = _min_rate, \
1248 .max_burst = _max_burst, \
1249 .min_burst = _min_burst, \
1253 /* device supports reload operations */
1254 DEVLINK_F_RELOAD = 1UL << 0,
1257 struct devlink_ops {
1259 * @supported_flash_update_params:
1260 * mask of parameters supported by the driver's .flash_update
1263 u32 supported_flash_update_params;
1264 unsigned long reload_actions;
1265 unsigned long reload_limits;
1266 int (*reload_down)(struct devlink *devlink, bool netns_change,
1267 enum devlink_reload_action action,
1268 enum devlink_reload_limit limit,
1269 struct netlink_ext_ack *extack);
1270 int (*reload_up)(struct devlink *devlink, enum devlink_reload_action action,
1271 enum devlink_reload_limit limit, u32 *actions_performed,
1272 struct netlink_ext_ack *extack);
1273 int (*port_type_set)(struct devlink_port *devlink_port,
1274 enum devlink_port_type port_type);
1275 int (*port_split)(struct devlink *devlink, struct devlink_port *port,
1276 unsigned int count, struct netlink_ext_ack *extack);
1277 int (*port_unsplit)(struct devlink *devlink, struct devlink_port *port,
1278 struct netlink_ext_ack *extack);
1279 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
1281 struct devlink_sb_pool_info *pool_info);
1282 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
1283 u16 pool_index, u32 size,
1284 enum devlink_sb_threshold_type threshold_type,
1285 struct netlink_ext_ack *extack);
1286 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
1287 unsigned int sb_index, u16 pool_index,
1289 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
1290 unsigned int sb_index, u16 pool_index,
1291 u32 threshold, struct netlink_ext_ack *extack);
1292 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
1293 unsigned int sb_index,
1295 enum devlink_sb_pool_type pool_type,
1296 u16 *p_pool_index, u32 *p_threshold);
1297 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
1298 unsigned int sb_index,
1300 enum devlink_sb_pool_type pool_type,
1301 u16 pool_index, u32 threshold,
1302 struct netlink_ext_ack *extack);
1303 int (*sb_occ_snapshot)(struct devlink *devlink,
1304 unsigned int sb_index);
1305 int (*sb_occ_max_clear)(struct devlink *devlink,
1306 unsigned int sb_index);
1307 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
1308 unsigned int sb_index, u16 pool_index,
1309 u32 *p_cur, u32 *p_max);
1310 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
1311 unsigned int sb_index,
1313 enum devlink_sb_pool_type pool_type,
1314 u32 *p_cur, u32 *p_max);
1316 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
1317 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
1318 struct netlink_ext_ack *extack);
1319 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
1320 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
1321 struct netlink_ext_ack *extack);
1322 int (*eswitch_encap_mode_get)(struct devlink *devlink,
1323 enum devlink_eswitch_encap_mode *p_encap_mode);
1324 int (*eswitch_encap_mode_set)(struct devlink *devlink,
1325 enum devlink_eswitch_encap_mode encap_mode,
1326 struct netlink_ext_ack *extack);
1327 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
1328 struct netlink_ext_ack *extack);
1330 * @flash_update: Device flash update function
1332 * Used to perform a flash update for the device. The set of
1333 * parameters supported by the driver should be set in
1334 * supported_flash_update_params.
1336 int (*flash_update)(struct devlink *devlink,
1337 struct devlink_flash_update_params *params,
1338 struct netlink_ext_ack *extack);
1340 * @trap_init: Trap initialization function.
1342 * Should be used by device drivers to initialize the trap in the
1343 * underlying device. Drivers should also store the provided trap
1344 * context, so that they could efficiently pass it to
1345 * devlink_trap_report() when the trap is triggered.
1347 int (*trap_init)(struct devlink *devlink,
1348 const struct devlink_trap *trap, void *trap_ctx);
1350 * @trap_fini: Trap de-initialization function.
1352 * Should be used by device drivers to de-initialize the trap in the
1353 * underlying device.
1355 void (*trap_fini)(struct devlink *devlink,
1356 const struct devlink_trap *trap, void *trap_ctx);
1358 * @trap_action_set: Trap action set function.
1360 int (*trap_action_set)(struct devlink *devlink,
1361 const struct devlink_trap *trap,
1362 enum devlink_trap_action action,
1363 struct netlink_ext_ack *extack);
1365 * @trap_group_init: Trap group initialization function.
1367 * Should be used by device drivers to initialize the trap group in the
1368 * underlying device.
1370 int (*trap_group_init)(struct devlink *devlink,
1371 const struct devlink_trap_group *group);
1373 * @trap_group_set: Trap group parameters set function.
1375 * Note: @policer can be NULL when a policer is being unbound from
1378 int (*trap_group_set)(struct devlink *devlink,
1379 const struct devlink_trap_group *group,
1380 const struct devlink_trap_policer *policer,
1381 struct netlink_ext_ack *extack);
1383 * @trap_group_action_set: Trap group action set function.
1385 * If this callback is populated, it will take precedence over looping
1386 * over all traps in a group and calling .trap_action_set().
1388 int (*trap_group_action_set)(struct devlink *devlink,
1389 const struct devlink_trap_group *group,
1390 enum devlink_trap_action action,
1391 struct netlink_ext_ack *extack);
1393 * @trap_drop_counter_get: Trap drop counter get function.
1395 * Should be used by device drivers to report number of packets
1396 * that have been dropped, and cannot be passed to the devlink
1397 * subsystem by the underlying device.
1399 int (*trap_drop_counter_get)(struct devlink *devlink,
1400 const struct devlink_trap *trap,
1403 * @trap_policer_init: Trap policer initialization function.
1405 * Should be used by device drivers to initialize the trap policer in
1406 * the underlying device.
1408 int (*trap_policer_init)(struct devlink *devlink,
1409 const struct devlink_trap_policer *policer);
1411 * @trap_policer_fini: Trap policer de-initialization function.
1413 * Should be used by device drivers to de-initialize the trap policer
1414 * in the underlying device.
1416 void (*trap_policer_fini)(struct devlink *devlink,
1417 const struct devlink_trap_policer *policer);
1419 * @trap_policer_set: Trap policer parameters set function.
1421 int (*trap_policer_set)(struct devlink *devlink,
1422 const struct devlink_trap_policer *policer,
1423 u64 rate, u64 burst,
1424 struct netlink_ext_ack *extack);
1426 * @trap_policer_counter_get: Trap policer counter get function.
1428 * Should be used by device drivers to report number of packets dropped
1431 int (*trap_policer_counter_get)(struct devlink *devlink,
1432 const struct devlink_trap_policer *policer,
1435 * @port_function_hw_addr_get: Port function's hardware address get function.
1437 * Should be used by device drivers to report the hardware address of a function managed
1438 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1439 * function handling for a particular port.
1441 * Note: @extack can be NULL when port notifier queries the port function.
1443 int (*port_function_hw_addr_get)(struct devlink_port *port, u8 *hw_addr,
1445 struct netlink_ext_ack *extack);
1447 * @port_function_hw_addr_set: Port function's hardware address set function.
1449 * Should be used by device drivers to set the hardware address of a function managed
1450 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1451 * function handling for a particular port.
1453 int (*port_function_hw_addr_set)(struct devlink_port *port,
1454 const u8 *hw_addr, int hw_addr_len,
1455 struct netlink_ext_ack *extack);
1457 * @port_fn_roce_get: Port function's roce get function.
1459 * Query RoCE state of a function managed by the devlink port.
1460 * Return -EOPNOTSUPP if port function RoCE handling is not supported.
1462 int (*port_fn_roce_get)(struct devlink_port *devlink_port,
1464 struct netlink_ext_ack *extack);
1466 * @port_fn_roce_set: Port function's roce set function.
1468 * Enable/Disable the RoCE state of a function managed by the devlink
1470 * Return -EOPNOTSUPP if port function RoCE handling is not supported.
1472 int (*port_fn_roce_set)(struct devlink_port *devlink_port,
1473 bool enable, struct netlink_ext_ack *extack);
1475 * @port_fn_migratable_get: Port function's migratable get function.
1477 * Query migratable state of a function managed by the devlink port.
1478 * Return -EOPNOTSUPP if port function migratable handling is not
1481 int (*port_fn_migratable_get)(struct devlink_port *devlink_port,
1483 struct netlink_ext_ack *extack);
1485 * @port_fn_migratable_set: Port function's migratable set function.
1487 * Enable/Disable migratable state of a function managed by the devlink
1489 * Return -EOPNOTSUPP if port function migratable handling is not
1492 int (*port_fn_migratable_set)(struct devlink_port *devlink_port,
1494 struct netlink_ext_ack *extack);
1496 * port_new() - Add a new port function of a specified flavor
1497 * @devlink: Devlink instance
1498 * @attrs: attributes of the new port
1499 * @extack: extack for reporting error messages
1500 * @new_port_index: index of the new port
1502 * Devlink core will call this device driver function upon user request
1503 * to create a new port function of a specified flavor and optional
1507 * - Called without devlink instance lock being held. Drivers must
1508 * implement own means of synchronization
1509 * - On success, drivers must register a port with devlink core
1511 * Return: 0 on success, negative value otherwise.
1513 int (*port_new)(struct devlink *devlink,
1514 const struct devlink_port_new_attrs *attrs,
1515 struct netlink_ext_ack *extack,
1516 unsigned int *new_port_index);
1518 * port_del() - Delete a port function
1519 * @devlink: Devlink instance
1520 * @port_index: port function index to delete
1521 * @extack: extack for reporting error messages
1523 * Devlink core will call this device driver function upon user request
1524 * to delete a previously created port function
1527 * - Called without devlink instance lock being held. Drivers must
1528 * implement own means of synchronization
1529 * - On success, drivers must unregister the corresponding devlink
1532 * Return: 0 on success, negative value otherwise.
1534 int (*port_del)(struct devlink *devlink, unsigned int port_index,
1535 struct netlink_ext_ack *extack);
1537 * port_fn_state_get() - Get the state of a port function
1538 * @devlink: Devlink instance
1539 * @port: The devlink port
1540 * @state: Admin configured state
1541 * @opstate: Current operational state
1542 * @extack: extack for reporting error messages
1544 * Reports the admin and operational state of a devlink port function
1546 * Return: 0 on success, negative value otherwise.
1548 int (*port_fn_state_get)(struct devlink_port *port,
1549 enum devlink_port_fn_state *state,
1550 enum devlink_port_fn_opstate *opstate,
1551 struct netlink_ext_ack *extack);
1553 * port_fn_state_set() - Set the admin state of a port function
1554 * @devlink: Devlink instance
1555 * @port: The devlink port
1556 * @state: Admin state
1557 * @extack: extack for reporting error messages
1559 * Set the admin state of a devlink port function
1561 * Return: 0 on success, negative value otherwise.
1563 int (*port_fn_state_set)(struct devlink_port *port,
1564 enum devlink_port_fn_state state,
1565 struct netlink_ext_ack *extack);
1568 * Rate control callbacks.
1570 int (*rate_leaf_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1571 u64 tx_share, struct netlink_ext_ack *extack);
1572 int (*rate_leaf_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1573 u64 tx_max, struct netlink_ext_ack *extack);
1574 int (*rate_leaf_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv,
1575 u32 tx_priority, struct netlink_ext_ack *extack);
1576 int (*rate_leaf_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv,
1577 u32 tx_weight, struct netlink_ext_ack *extack);
1578 int (*rate_node_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1579 u64 tx_share, struct netlink_ext_ack *extack);
1580 int (*rate_node_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1581 u64 tx_max, struct netlink_ext_ack *extack);
1582 int (*rate_node_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv,
1583 u32 tx_priority, struct netlink_ext_ack *extack);
1584 int (*rate_node_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv,
1585 u32 tx_weight, struct netlink_ext_ack *extack);
1586 int (*rate_node_new)(struct devlink_rate *rate_node, void **priv,
1587 struct netlink_ext_ack *extack);
1588 int (*rate_node_del)(struct devlink_rate *rate_node, void *priv,
1589 struct netlink_ext_ack *extack);
1590 int (*rate_leaf_parent_set)(struct devlink_rate *child,
1591 struct devlink_rate *parent,
1592 void *priv_child, void *priv_parent,
1593 struct netlink_ext_ack *extack);
1594 int (*rate_node_parent_set)(struct devlink_rate *child,
1595 struct devlink_rate *parent,
1596 void *priv_child, void *priv_parent,
1597 struct netlink_ext_ack *extack);
1599 * selftests_check() - queries if selftest is supported
1600 * @devlink: devlink instance
1602 * @extack: extack for reporting error messages
1604 * Return: true if test is supported by the driver
1606 bool (*selftest_check)(struct devlink *devlink, unsigned int id,
1607 struct netlink_ext_ack *extack);
1609 * selftest_run() - Runs a selftest
1610 * @devlink: devlink instance
1612 * @extack: extack for reporting error messages
1614 * Return: status of the test
1616 enum devlink_selftest_status
1617 (*selftest_run)(struct devlink *devlink, unsigned int id,
1618 struct netlink_ext_ack *extack);
1621 void *devlink_priv(struct devlink *devlink);
1622 struct devlink *priv_to_devlink(void *priv);
1623 struct device *devlink_to_dev(const struct devlink *devlink);
1625 /* Devlink instance explicit locking */
1626 void devl_lock(struct devlink *devlink);
1627 int devl_trylock(struct devlink *devlink);
1628 void devl_unlock(struct devlink *devlink);
1629 void devl_assert_locked(struct devlink *devlink);
1630 bool devl_lock_is_held(struct devlink *devlink);
1634 struct net *devlink_net(const struct devlink *devlink);
1635 /* This call is intended for software devices that can create
1636 * devlink instances in other namespaces than init_net.
1638 * Drivers that operate on real HW must use devlink_alloc() instead.
1640 struct devlink *devlink_alloc_ns(const struct devlink_ops *ops,
1641 size_t priv_size, struct net *net,
1642 struct device *dev);
1643 static inline struct devlink *devlink_alloc(const struct devlink_ops *ops,
1647 return devlink_alloc_ns(ops, priv_size, &init_net, dev);
1649 void devlink_set_features(struct devlink *devlink, u64 features);
1650 void devlink_register(struct devlink *devlink);
1651 void devlink_unregister(struct devlink *devlink);
1652 void devlink_free(struct devlink *devlink);
1653 void devlink_port_init(struct devlink *devlink,
1654 struct devlink_port *devlink_port);
1655 void devlink_port_fini(struct devlink_port *devlink_port);
1656 int devl_port_register(struct devlink *devlink,
1657 struct devlink_port *devlink_port,
1658 unsigned int port_index);
1659 int devlink_port_register(struct devlink *devlink,
1660 struct devlink_port *devlink_port,
1661 unsigned int port_index);
1662 void devl_port_unregister(struct devlink_port *devlink_port);
1663 void devlink_port_unregister(struct devlink_port *devlink_port);
1664 void devlink_port_type_eth_set(struct devlink_port *devlink_port);
1665 void devlink_port_type_ib_set(struct devlink_port *devlink_port,
1666 struct ib_device *ibdev);
1667 void devlink_port_type_clear(struct devlink_port *devlink_port);
1668 void devlink_port_attrs_set(struct devlink_port *devlink_port,
1669 struct devlink_port_attrs *devlink_port_attrs);
1670 void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 controller,
1671 u16 pf, bool external);
1672 void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 controller,
1673 u16 pf, u16 vf, bool external);
1674 void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port,
1675 u32 controller, u16 pf, u32 sf,
1677 struct devlink_rate *
1678 devl_rate_node_create(struct devlink *devlink, void *priv, char *node_name,
1679 struct devlink_rate *parent);
1681 devl_rate_leaf_create(struct devlink_port *devlink_port, void *priv,
1682 struct devlink_rate *parent);
1683 void devl_rate_leaf_destroy(struct devlink_port *devlink_port);
1684 void devl_rate_nodes_destroy(struct devlink *devlink);
1685 void devlink_port_linecard_set(struct devlink_port *devlink_port,
1686 struct devlink_linecard *linecard);
1687 struct devlink_linecard *
1688 devlink_linecard_create(struct devlink *devlink, unsigned int linecard_index,
1689 const struct devlink_linecard_ops *ops, void *priv);
1690 void devlink_linecard_destroy(struct devlink_linecard *linecard);
1691 void devlink_linecard_provision_set(struct devlink_linecard *linecard,
1693 void devlink_linecard_provision_clear(struct devlink_linecard *linecard);
1694 void devlink_linecard_provision_fail(struct devlink_linecard *linecard);
1695 void devlink_linecard_activate(struct devlink_linecard *linecard);
1696 void devlink_linecard_deactivate(struct devlink_linecard *linecard);
1697 void devlink_linecard_nested_dl_set(struct devlink_linecard *linecard,
1698 struct devlink *nested_devlink);
1699 int devl_sb_register(struct devlink *devlink, unsigned int sb_index,
1700 u32 size, u16 ingress_pools_count,
1701 u16 egress_pools_count, u16 ingress_tc_count,
1702 u16 egress_tc_count);
1703 int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
1704 u32 size, u16 ingress_pools_count,
1705 u16 egress_pools_count, u16 ingress_tc_count,
1706 u16 egress_tc_count);
1707 void devl_sb_unregister(struct devlink *devlink, unsigned int sb_index);
1708 void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
1709 int devl_dpipe_table_register(struct devlink *devlink,
1710 const char *table_name,
1711 struct devlink_dpipe_table_ops *table_ops,
1712 void *priv, bool counter_control_extern);
1713 void devl_dpipe_table_unregister(struct devlink *devlink,
1714 const char *table_name);
1715 void devl_dpipe_headers_register(struct devlink *devlink,
1716 struct devlink_dpipe_headers *dpipe_headers);
1717 void devl_dpipe_headers_unregister(struct devlink *devlink);
1718 bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
1719 const char *table_name);
1720 int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
1721 int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
1722 struct devlink_dpipe_entry *entry);
1723 int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
1724 void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1725 int devlink_dpipe_action_put(struct sk_buff *skb,
1726 struct devlink_dpipe_action *action);
1727 int devlink_dpipe_match_put(struct sk_buff *skb,
1728 struct devlink_dpipe_match *match);
1729 extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
1730 extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1731 extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
1733 int devl_resource_register(struct devlink *devlink,
1734 const char *resource_name,
1737 u64 parent_resource_id,
1738 const struct devlink_resource_size_params *size_params);
1739 int devlink_resource_register(struct devlink *devlink,
1740 const char *resource_name,
1743 u64 parent_resource_id,
1744 const struct devlink_resource_size_params *size_params);
1745 void devl_resources_unregister(struct devlink *devlink);
1746 void devlink_resources_unregister(struct devlink *devlink);
1747 int devl_resource_size_get(struct devlink *devlink,
1749 u64 *p_resource_size);
1750 int devl_dpipe_table_resource_set(struct devlink *devlink,
1751 const char *table_name, u64 resource_id,
1752 u64 resource_units);
1753 int devlink_dpipe_table_resource_set(struct devlink *devlink,
1754 const char *table_name, u64 resource_id,
1755 u64 resource_units);
1756 void devl_resource_occ_get_register(struct devlink *devlink,
1758 devlink_resource_occ_get_t *occ_get,
1759 void *occ_get_priv);
1760 void devlink_resource_occ_get_register(struct devlink *devlink,
1762 devlink_resource_occ_get_t *occ_get,
1763 void *occ_get_priv);
1764 void devl_resource_occ_get_unregister(struct devlink *devlink,
1767 void devlink_resource_occ_get_unregister(struct devlink *devlink,
1769 int devlink_params_register(struct devlink *devlink,
1770 const struct devlink_param *params,
1771 size_t params_count);
1772 void devlink_params_unregister(struct devlink *devlink,
1773 const struct devlink_param *params,
1774 size_t params_count);
1775 int devlink_param_register(struct devlink *devlink,
1776 const struct devlink_param *param);
1777 void devlink_param_unregister(struct devlink *devlink,
1778 const struct devlink_param *param);
1779 int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
1780 union devlink_param_value *init_val);
1781 int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
1782 union devlink_param_value init_val);
1783 void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
1784 struct devlink_region *devl_region_create(struct devlink *devlink,
1785 const struct devlink_region_ops *ops,
1786 u32 region_max_snapshots,
1788 struct devlink_region *
1789 devlink_region_create(struct devlink *devlink,
1790 const struct devlink_region_ops *ops,
1791 u32 region_max_snapshots, u64 region_size);
1792 struct devlink_region *
1793 devlink_port_region_create(struct devlink_port *port,
1794 const struct devlink_port_region_ops *ops,
1795 u32 region_max_snapshots, u64 region_size);
1796 void devl_region_destroy(struct devlink_region *region);
1797 void devlink_region_destroy(struct devlink_region *region);
1798 void devlink_port_region_destroy(struct devlink_region *region);
1800 int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id);
1801 void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id);
1802 int devlink_region_snapshot_create(struct devlink_region *region,
1803 u8 *data, u32 snapshot_id);
1804 int devlink_info_serial_number_put(struct devlink_info_req *req,
1806 int devlink_info_board_serial_number_put(struct devlink_info_req *req,
1809 enum devlink_info_version_type {
1810 DEVLINK_INFO_VERSION_TYPE_NONE,
1811 DEVLINK_INFO_VERSION_TYPE_COMPONENT, /* May be used as flash update
1812 * component by name.
1816 int devlink_info_version_fixed_put(struct devlink_info_req *req,
1817 const char *version_name,
1818 const char *version_value);
1819 int devlink_info_version_stored_put(struct devlink_info_req *req,
1820 const char *version_name,
1821 const char *version_value);
1822 int devlink_info_version_stored_put_ext(struct devlink_info_req *req,
1823 const char *version_name,
1824 const char *version_value,
1825 enum devlink_info_version_type version_type);
1826 int devlink_info_version_running_put(struct devlink_info_req *req,
1827 const char *version_name,
1828 const char *version_value);
1829 int devlink_info_version_running_put_ext(struct devlink_info_req *req,
1830 const char *version_name,
1831 const char *version_value,
1832 enum devlink_info_version_type version_type);
1834 int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
1835 int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
1837 int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
1838 int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
1840 int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
1842 int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
1843 int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
1845 int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
1847 int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
1848 int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
1849 int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
1852 int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
1854 int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
1856 int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
1858 int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
1860 int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
1862 int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
1863 const void *value, u32 value_len);
1865 struct devlink_health_reporter *
1866 devlink_health_reporter_create(struct devlink *devlink,
1867 const struct devlink_health_reporter_ops *ops,
1868 u64 graceful_period, void *priv);
1870 struct devlink_health_reporter *
1871 devlink_port_health_reporter_create(struct devlink_port *port,
1872 const struct devlink_health_reporter_ops *ops,
1873 u64 graceful_period, void *priv);
1876 devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
1879 devlink_port_health_reporter_destroy(struct devlink_health_reporter *reporter);
1882 devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
1883 int devlink_health_report(struct devlink_health_reporter *reporter,
1884 const char *msg, void *priv_ctx);
1886 devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
1887 enum devlink_health_reporter_state state);
1889 devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter);
1891 bool devlink_is_reload_failed(const struct devlink *devlink);
1892 void devlink_remote_reload_actions_performed(struct devlink *devlink,
1893 enum devlink_reload_limit limit,
1894 u32 actions_performed);
1896 void devlink_flash_update_status_notify(struct devlink *devlink,
1897 const char *status_msg,
1898 const char *component,
1900 unsigned long total);
1901 void devlink_flash_update_timeout_notify(struct devlink *devlink,
1902 const char *status_msg,
1903 const char *component,
1904 unsigned long timeout);
1906 int devl_traps_register(struct devlink *devlink,
1907 const struct devlink_trap *traps,
1908 size_t traps_count, void *priv);
1909 int devlink_traps_register(struct devlink *devlink,
1910 const struct devlink_trap *traps,
1911 size_t traps_count, void *priv);
1912 void devl_traps_unregister(struct devlink *devlink,
1913 const struct devlink_trap *traps,
1914 size_t traps_count);
1915 void devlink_traps_unregister(struct devlink *devlink,
1916 const struct devlink_trap *traps,
1917 size_t traps_count);
1918 void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb,
1919 void *trap_ctx, struct devlink_port *in_devlink_port,
1920 const struct flow_action_cookie *fa_cookie);
1921 void *devlink_trap_ctx_priv(void *trap_ctx);
1922 int devl_trap_groups_register(struct devlink *devlink,
1923 const struct devlink_trap_group *groups,
1924 size_t groups_count);
1925 int devlink_trap_groups_register(struct devlink *devlink,
1926 const struct devlink_trap_group *groups,
1927 size_t groups_count);
1928 void devl_trap_groups_unregister(struct devlink *devlink,
1929 const struct devlink_trap_group *groups,
1930 size_t groups_count);
1931 void devlink_trap_groups_unregister(struct devlink *devlink,
1932 const struct devlink_trap_group *groups,
1933 size_t groups_count);
1935 devl_trap_policers_register(struct devlink *devlink,
1936 const struct devlink_trap_policer *policers,
1937 size_t policers_count);
1939 devl_trap_policers_unregister(struct devlink *devlink,
1940 const struct devlink_trap_policer *policers,
1941 size_t policers_count);
1943 #if IS_ENABLED(CONFIG_NET_DEVLINK)
1945 struct devlink *__must_check devlink_try_get(struct devlink *devlink);
1946 void devlink_put(struct devlink *devlink);
1948 void devlink_compat_running_version(struct devlink *devlink,
1949 char *buf, size_t len);
1950 int devlink_compat_flash_update(struct devlink *devlink, const char *file_name);
1951 int devlink_compat_phys_port_name_get(struct net_device *dev,
1952 char *name, size_t len);
1953 int devlink_compat_switch_id_get(struct net_device *dev,
1954 struct netdev_phys_item_id *ppid);
1956 int devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port);
1957 size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port);
1961 static inline struct devlink *devlink_try_get(struct devlink *devlink)
1966 static inline void devlink_put(struct devlink *devlink)
1971 devlink_compat_running_version(struct devlink *devlink, char *buf, size_t len)
1976 devlink_compat_flash_update(struct devlink *devlink, const char *file_name)
1982 devlink_compat_phys_port_name_get(struct net_device *dev,
1983 char *name, size_t len)
1989 devlink_compat_switch_id_get(struct net_device *dev,
1990 struct netdev_phys_item_id *ppid)
1996 devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port)
2001 static inline size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port)
2008 #endif /* _NET_DEVLINK_H_ */