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Merge branch 'mlxsw-Various-static-checkers-fixes'
[linux-block.git] / include / net / devlink.h
CommitLineData
2874c5fd 1/* SPDX-License-Identifier: GPL-2.0-or-later */
bfcd3a46
JP		 2/*
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>
bfcd3a46
JP		 6 */
7#ifndef _NET_DEVLINK_H_
8#define _NET_DEVLINK_H_
9
10#include <linux/device.h>
11#include <linux/slab.h>
12#include <linux/gfp.h>
13#include <linux/list.h>
14#include <linux/netdevice.h>
b8f97554 15#include <linux/spinlock.h>
136bf27f 16#include <linux/workqueue.h>
0f420b6c 17#include <linux/refcount.h>
bfcd3a46 18#include <net/net_namespace.h>
5a2e106c 19#include <net/flow_offload.h>
bfcd3a46 20#include <uapi/linux/devlink.h>
12102436 21#include <linux/xarray.h>
bfcd3a46
JP		 22
23struct devlink_ops;
24
25struct devlink {
26 struct list_head list;
27 struct list_head port_list;
bf797471 28 struct list_head sb_list;
1555d204 29 struct list_head dpipe_table_list;
d9f9b9a4 30 struct list_head resource_list;
eabaef18 31 struct list_head param_list;
b16ebe92 32 struct list_head region_list;
a0bdcc59 33 struct list_head reporter_list;
b587bdaf 34 struct mutex reporters_lock; /* protects reporter_list */
1555d204 35 struct devlink_dpipe_headers *dpipe_headers;
0f420b6c
IS		 36 struct list_head trap_list;
37 struct list_head trap_group_list;
bfcd3a46 38 const struct devlink_ops *ops;
12102436 39 struct xarray snapshot_ids;
bfcd3a46
JP		 40 struct device *dev;
41 possible_net_t _net;
2406e7e5 42 struct mutex lock;
a0c76345
JP		 43 u8 reload_failed:1,
44 reload_enabled:1,
45 registered:1;
bfcd3a46
JP		 46 char priv[0] __aligned(NETDEV_ALIGN);
47};
48
378ef01b
PP		 49struct devlink_port_phys_attrs {
50 u32 port_number; /* Same value as "split group".
51 * A physical port which is visible to the user
52 * for a given port flavour.
53 */
54 u32 split_subport_number;
55};
56
98fd2d65
PP		 57struct devlink_port_pci_pf_attrs {
58 u16 pf; /* Associated PCI PF for this port. */
59};
60
e41b6bf3
PP		 61struct devlink_port_pci_vf_attrs {
62 u16 pf; /* Associated PCI PF for this port. */
63 u16 vf; /* Associated PCI VF for of the PCI PF for this port. */
64};
65
b9ffcbaf 66struct devlink_port_attrs {
407dd706 67 u8 set:1,
bec5267c
JP		 68 split:1,
69 switch_port:1;
5ec1380a 70 enum devlink_port_flavour flavour;
bec5267c 71 struct netdev_phys_item_id switch_id;
378ef01b
PP		 72 union {
73 struct devlink_port_phys_attrs phys;
98fd2d65 74 struct devlink_port_pci_pf_attrs pci_pf;
e41b6bf3 75 struct devlink_port_pci_vf_attrs pci_vf;
378ef01b 76 };
b9ffcbaf
JP		 77};
78
bfcd3a46
JP		 79struct devlink_port {
80 struct list_head list;
39e6160e 81 struct list_head param_list;
bfcd3a46 82 struct devlink *devlink;
c7282b50 83 unsigned int index;
bfcd3a46 84 bool registered;
b8f97554
JP		 85 spinlock_t type_lock; /* Protects type and type_dev
86 * pointer consistency.
87 */
bfcd3a46
JP		 88 enum devlink_port_type type;
89 enum devlink_port_type desired_type;
90 void *type_dev;
b9ffcbaf 91 struct devlink_port_attrs attrs;
136bf27f 92 struct delayed_work type_warn_dw;
bfcd3a46
JP		 93};
94
bf797471
JP		 95struct devlink_sb_pool_info {
96 enum devlink_sb_pool_type pool_type;
97 u32 size;
98 enum devlink_sb_threshold_type threshold_type;
bff5731d 99 u32 cell_size;
bf797471
JP		 100};
101
1555d204
AS		 102/**
103 * struct devlink_dpipe_field - dpipe field object
104 * @name: field name
105 * @id: index inside the headers field array
106 * @bitwidth: bitwidth
107 * @mapping_type: mapping type
108 */
109struct devlink_dpipe_field {
110 const char *name;
111 unsigned int id;
112 unsigned int bitwidth;
113 enum devlink_dpipe_field_mapping_type mapping_type;
114};
115
116/**
117 * struct devlink_dpipe_header - dpipe header object
118 * @name: header name
119 * @id: index, global/local detrmined by global bit
120 * @fields: fields
121 * @fields_count: number of fields
122 * @global: indicates if header is shared like most protocol header
123 * or driver specific
124 */
125struct devlink_dpipe_header {
126 const char *name;
127 unsigned int id;
128 struct devlink_dpipe_field *fields;
129 unsigned int fields_count;
130 bool global;
131};
132
133/**
134 * struct devlink_dpipe_match - represents match operation
135 * @type: type of match
136 * @header_index: header index (packets can have several headers of same
137 * type like in case of tunnels)
138 * @header: header
139 * @fieled_id: field index
140 */
141struct devlink_dpipe_match {
142 enum devlink_dpipe_match_type type;
143 unsigned int header_index;
144 struct devlink_dpipe_header *header;
145 unsigned int field_id;
146};
147
148/**
149 * struct devlink_dpipe_action - represents action operation
150 * @type: type of action
151 * @header_index: header index (packets can have several headers of same
152 * type like in case of tunnels)
153 * @header: header
154 * @fieled_id: field index
155 */
156struct devlink_dpipe_action {
157 enum devlink_dpipe_action_type type;
158 unsigned int header_index;
159 struct devlink_dpipe_header *header;
160 unsigned int field_id;
161};
162
163/**
164 * struct devlink_dpipe_value - represents value of match/action
165 * @action: action
166 * @match: match
167 * @mapping_value: in case the field has some mapping this value
168 * specified the mapping value
169 * @mapping_valid: specify if mapping value is valid
170 * @value_size: value size
171 * @value: value
172 * @mask: bit mask
173 */
174struct devlink_dpipe_value {
175 union {
176 struct devlink_dpipe_action *action;
177 struct devlink_dpipe_match *match;
178 };
179 unsigned int mapping_value;
180 bool mapping_valid;
181 unsigned int value_size;
182 void *value;
183 void *mask;
184};
185
186/**
187 * struct devlink_dpipe_entry - table entry object
188 * @index: index of the entry in the table
189 * @match_values: match values
190 * @matche_values_count: count of matches tuples
191 * @action_values: actions values
192 * @action_values_count: count of actions values
193 * @counter: value of counter
194 * @counter_valid: Specify if value is valid from hardware
195 */
196struct devlink_dpipe_entry {
197 u64 index;
198 struct devlink_dpipe_value *match_values;
199 unsigned int match_values_count;
200 struct devlink_dpipe_value *action_values;
201 unsigned int action_values_count;
202 u64 counter;
203 bool counter_valid;
204};
205
206/**
207 * struct devlink_dpipe_dump_ctx - context provided to driver in order
208 * to dump
209 * @info: info
210 * @cmd: devlink command
211 * @skb: skb
212 * @nest: top attribute
213 * @hdr: hdr
214 */
215struct devlink_dpipe_dump_ctx {
216 struct genl_info *info;
217 enum devlink_command cmd;
218 struct sk_buff *skb;
219 struct nlattr *nest;
220 void *hdr;
221};
222
223struct devlink_dpipe_table_ops;
224
225/**
226 * struct devlink_dpipe_table - table object
227 * @priv: private
228 * @name: table name
1555d204
AS		 229 * @counters_enabled: indicates if counters are active
230 * @counter_control_extern: indicates if counter control is in dpipe or
231 * external tool
56dc7cd0
AS		 232 * @resource_valid: Indicate that the resource id is valid
233 * @resource_id: relative resource this table is related to
234 * @resource_units: number of resource's unit consumed per table's entry
1555d204
AS		 235 * @table_ops: table operations
236 * @rcu: rcu
237 */
238struct devlink_dpipe_table {
239 void *priv;
240 struct list_head list;
241 const char *name;
1555d204
AS		 242 bool counters_enabled;
243 bool counter_control_extern;
56dc7cd0
AS		 244 bool resource_valid;
245 u64 resource_id;
246 u64 resource_units;
1555d204
AS		 247 struct devlink_dpipe_table_ops *table_ops;
248 struct rcu_head rcu;
249};
250
251/**
252 * struct devlink_dpipe_table_ops - dpipe_table ops
253 * @actions_dump - dumps all tables actions
254 * @matches_dump - dumps all tables matches
255 * @entries_dump - dumps all active entries in the table
256 * @counters_set_update - when changing the counter status hardware sync
257 * maybe needed to allocate/free counter related
258 * resources
ffd3cdcc 259 * @size_get - get size
1555d204
AS		 260 */
261struct devlink_dpipe_table_ops {
262 int (*actions_dump)(void *priv, struct sk_buff *skb);
263 int (*matches_dump)(void *priv, struct sk_buff *skb);
264 int (*entries_dump)(void *priv, bool counters_enabled,
265 struct devlink_dpipe_dump_ctx *dump_ctx);
266 int (*counters_set_update)(void *priv, bool enable);
ffd3cdcc 267 u64 (*size_get)(void *priv);
1555d204
AS		 268};
269
270/**
271 * struct devlink_dpipe_headers - dpipe headers
272 * @headers - header array can be shared (global bit) or driver specific
273 * @headers_count - count of headers
274 */
275struct devlink_dpipe_headers {
276 struct devlink_dpipe_header **headers;
277 unsigned int headers_count;
278};
279
d9f9b9a4
AS		 280/**
281 * struct devlink_resource_size_params - resource's size parameters
282 * @size_min: minimum size which can be set
283 * @size_max: maximum size which can be set
284 * @size_granularity: size granularity
285 * @size_unit: resource's basic unit
286 */
287struct devlink_resource_size_params {
288 u64 size_min;
289 u64 size_max;
290 u64 size_granularity;
291 enum devlink_resource_unit unit;
292};
293
77d27096
JP		 294static inline void
295devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
296 u64 size_min, u64 size_max,
297 u64 size_granularity,
298 enum devlink_resource_unit unit)
299{
300 size_params->size_min = size_min;
301 size_params->size_max = size_max;
302 size_params->size_granularity = size_granularity;
303 size_params->unit = unit;
304}
305
fc56be47
JP		 306typedef u64 devlink_resource_occ_get_t(void *priv);
307
d9f9b9a4
AS		 308/**
309 * struct devlink_resource - devlink resource
310 * @name: name of the resource
311 * @id: id, per devlink instance
312 * @size: size of the resource
313 * @size_new: updated size of the resource, reload is needed
314 * @size_valid: valid in case the total size of the resource is valid
315 * including its children
316 * @parent: parent resource
317 * @size_params: size parameters
318 * @list: parent list
319 * @resource_list: list of child resources
d9f9b9a4
AS		 320 */
321struct devlink_resource {
322 const char *name;
323 u64 id;
324 u64 size;
325 u64 size_new;
326 bool size_valid;
327 struct devlink_resource *parent;
77d27096 328 struct devlink_resource_size_params size_params;
d9f9b9a4
AS		 329 struct list_head list;
330 struct list_head resource_list;
fc56be47
JP		 331 devlink_resource_occ_get_t *occ_get;
332 void *occ_get_priv;
d9f9b9a4
AS		 333};
334
335#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
336
bde74ad1 337#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
eabaef18
MS		 338enum devlink_param_type {
339 DEVLINK_PARAM_TYPE_U8,
340 DEVLINK_PARAM_TYPE_U16,
341 DEVLINK_PARAM_TYPE_U32,
342 DEVLINK_PARAM_TYPE_STRING,
343 DEVLINK_PARAM_TYPE_BOOL,
344};
345
346union devlink_param_value {
347 u8 vu8;
348 u16 vu16;
349 u32 vu32;
bde74ad1 350 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
eabaef18
MS		 351 bool vbool;
352};
353
354struct devlink_param_gset_ctx {
355 union devlink_param_value val;
356 enum devlink_param_cmode cmode;
357};
358
359/**
360 * struct devlink_param - devlink configuration parameter data
361 * @name: name of the parameter
362 * @generic: indicates if the parameter is generic or driver specific
363 * @type: parameter type
364 * @supported_cmodes: bitmap of supported configuration modes
365 * @get: get parameter value, used for runtime and permanent
366 * configuration modes
367 * @set: set parameter value, used for runtime and permanent
368 * configuration modes
e3b7ca18 369 * @validate: validate input value is applicable (within value range, etc.)
eabaef18
MS		 370 *
371 * This struct should be used by the driver to fill the data for
372 * a parameter it registers.
373 */
374struct devlink_param {
375 u32 id;
376 const char *name;
377 bool generic;
378 enum devlink_param_type type;
379 unsigned long supported_cmodes;
380 int (*get)(struct devlink *devlink, u32 id,
381 struct devlink_param_gset_ctx *ctx);
382 int (*set)(struct devlink *devlink, u32 id,
383 struct devlink_param_gset_ctx *ctx);
e3b7ca18
MS		 384 int (*validate)(struct devlink *devlink, u32 id,
385 union devlink_param_value val,
386 struct netlink_ext_ack *extack);
eabaef18
MS		 387};
388
389struct devlink_param_item {
390 struct list_head list;
391 const struct devlink_param *param;
392 union devlink_param_value driverinit_value;
393 bool driverinit_value_valid;
7c62cfb8 394 bool published;
eabaef18
MS		 395};
396
397enum devlink_param_generic_id {
036467c3
MS		 398 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
399 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
f567bcda 400 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
f6a69885 401 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
e3b51061 402 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
f61cba42 403 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
16511789 404 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
846e980a 405 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
5bbd21df 406 DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
6c7295e1 407 DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
eabaef18
MS		 408
409 /* add new param generic ids above here*/
410 __DEVLINK_PARAM_GENERIC_ID_MAX,
411 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
412};
413
036467c3
MS		 414#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
415#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
416
417#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
418#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
419
f567bcda
VV		 420#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
421#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
422
f6a69885
AV		 423#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
424#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
425
e3b51061
VV		 426#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
427#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
428
f61cba42
VV		 429#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
430#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
431
16511789
VV		 432#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
433#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
434
846e980a
ST		 435#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
436#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
437
5bbd21df
DM		 438#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
439 "reset_dev_on_drv_probe"
440#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
441
6c7295e1
MG		 442#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
443#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
444
036467c3
MS		 445#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
446{ \
447 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
448 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
449 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
450 .generic = true, \
451 .supported_cmodes = _cmodes, \
452 .get = _get, \
453 .set = _set, \
454 .validate = _validate, \
455}
456
457#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
458{ \
459 .id = _id, \
460 .name = _name, \
461 .type = _type, \
462 .supported_cmodes = _cmodes, \
463 .get = _get, \
464 .set = _set, \
465 .validate = _validate, \
466}
467
785bd550
JK		 468/* Part number, identifier of board design */
469#define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
470/* Revision of board design */
471#define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
14fd1901
JK		 472/* Maker of the board */
473#define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
785bd550 474
7d5aa9a5
SN		 475/* Part number, identifier of asic design */
476#define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id"
477/* Revision of asic design */
478#define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev"
479
480/* Overall FW version */
481#define DEVLINK_INFO_VERSION_GENERIC_FW "fw"
785bd550
JK		 482/* Control processor FW version */
483#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
484/* Data path microcode controlling high-speed packet processing */
485#define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
486/* UNDI software version */
487#define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
488/* NCSI support/handler version */
489#define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
468672b2
JK		 490/* FW parameter set id */
491#define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid"
41c0d917
VV		 492/* RoCE FW version */
493#define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce"
c90977a3
JK		 494/* Firmware bundle identifier */
495#define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id"
785bd550 496
b16ebe92 497struct devlink_region;
f9cf2288 498struct devlink_info_req;
b16ebe92 499
e8937681
JK		 500/**
501 * struct devlink_region_ops - Region operations
502 * @name: region name
a0a09f6b 503 * @destructor: callback used to free snapshot memory when deleting
b9a17abf
JK		 504 * @snapshot: callback to request an immediate snapshot. On success,
505 * the data variable must be updated to point to the snapshot data.
506 * The function will be called while the devlink instance lock is
507 * held.
e8937681
JK		 508 */
509struct devlink_region_ops {
510 const char *name;
a0a09f6b 511 void (*destructor)(const void *data);
b9a17abf
JK		 512 int (*snapshot)(struct devlink *devlink, struct netlink_ext_ack *extack,
513 u8 **data);
e8937681
JK		 514};
515
1db64e87 516struct devlink_fmsg;
a0bdcc59
EBE		 517struct devlink_health_reporter;
518
3167b27a
EBE		 519enum devlink_health_reporter_state {
520 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
521 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
522};
523
a0bdcc59
EBE		 524/**
525 * struct devlink_health_reporter_ops - Reporter operations
526 * @name: reporter name
527 * @recover: callback to recover from reported error
528 * if priv_ctx is NULL, run a full recover
529 * @dump: callback to dump an object
530 * if priv_ctx is NULL, run a full dump
531 * @diagnose: callback to diagnose the current status
532 */
533
534struct devlink_health_reporter_ops {
535 char *name;
536 int (*recover)(struct devlink_health_reporter *reporter,
e7a98105 537 void *priv_ctx, struct netlink_ext_ack *extack);
a0bdcc59 538 int (*dump)(struct devlink_health_reporter *reporter,
e7a98105
JP		 539 struct devlink_fmsg *fmsg, void *priv_ctx,
540 struct netlink_ext_ack *extack);
a0bdcc59 541 int (*diagnose)(struct devlink_health_reporter *reporter,
e7a98105
JP		 542 struct devlink_fmsg *fmsg,
543 struct netlink_ext_ack *extack);
a0bdcc59 544};
1db64e87 545
0f420b6c
IS		 546/**
547 * struct devlink_trap_group - Immutable packet trap group attributes.
548 * @name: Trap group name.
549 * @id: Trap group identifier.
550 * @generic: Whether the trap group is generic or not.
551 *
552 * Describes immutable attributes of packet trap groups that drivers register
553 * with devlink.
554 */
555struct devlink_trap_group {
556 const char *name;
557 u16 id;
558 bool generic;
559};
560
561#define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0)
85b0589e 562#define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1)
0f420b6c
IS		 563
564/**
565 * struct devlink_trap - Immutable packet trap attributes.
566 * @type: Trap type.
567 * @init_action: Initial trap action.
568 * @generic: Whether the trap is generic or not.
569 * @id: Trap identifier.
570 * @name: Trap name.
107f1678 571 * @init_group_id: Initial group identifier.
0f420b6c
IS		 572 * @metadata_cap: Metadata types that can be provided by the trap.
573 *
574 * Describes immutable attributes of packet traps that drivers register with
575 * devlink.
576 */
577struct devlink_trap {
578 enum devlink_trap_type type;
579 enum devlink_trap_action init_action;
580 bool generic;
581 u16 id;
582 const char *name;
107f1678 583 u16 init_group_id;
0f420b6c
IS		 584 u32 metadata_cap;
585};
586
f3047ca0 587/* All traps must be documented in
f4bdd710 588 * Documentation/networking/devlink/devlink-trap.rst
f3047ca0 589 */
0f420b6c 590enum devlink_trap_generic_id {
391203ab
IS		 591 DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
592 DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
593 DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
594 DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER,
595 DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST,
596 DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER,
597 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE,
598 DEVLINK_TRAP_GENERIC_ID_TTL_ERROR,
599 DEVLINK_TRAP_GENERIC_ID_TAIL_DROP,
6896cc4d
AC		 600 DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET,
601 DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC,
602 DEVLINK_TRAP_GENERIC_ID_DIP_LB,
603 DEVLINK_TRAP_GENERIC_ID_SIP_MC,
604 DEVLINK_TRAP_GENERIC_ID_SIP_LB,
605 DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR,
606 DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC,
607 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE,
608 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
3b063ae5
AC		 609 DEVLINK_TRAP_GENERIC_ID_MTU_ERROR,
610 DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH,
611 DEVLINK_TRAP_GENERIC_ID_RPF,
612 DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE,
613 DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS,
614 DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS,
95f0ead8 615 DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE,
13c056ec 616 DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR,
c3cae491 617 DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
ecd942a0
JP		 618 DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP,
619 DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP,
391203ab 620
0f420b6c
IS		 621 /* Add new generic trap IDs above */
622 __DEVLINK_TRAP_GENERIC_ID_MAX,
623 DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1,
624};
625
f3047ca0 626/* All trap groups must be documented in
f4bdd710 627 * Documentation/networking/devlink/devlink-trap.rst
f3047ca0 628 */
0f420b6c 629enum devlink_trap_group_generic_id {
391203ab
IS		 630 DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS,
631 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS,
632 DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS,
13c056ec 633 DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS,
ecd942a0 634 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS,
391203ab 635
0f420b6c
IS		 636 /* Add new generic trap group IDs above */
637 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX,
638 DEVLINK_TRAP_GROUP_GENERIC_ID_MAX =
639 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1,
640};
641
391203ab
IS		 642#define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
643 "source_mac_is_multicast"
644#define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
645 "vlan_tag_mismatch"
646#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
647 "ingress_vlan_filter"
648#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
649 "ingress_spanning_tree_filter"
650#define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
651 "port_list_is_empty"
652#define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
653 "port_loopback_filter"
654#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
655 "blackhole_route"
656#define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
657 "ttl_value_is_too_small"
658#define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
659 "tail_drop"
6896cc4d
AC		 660#define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
661 "non_ip"
662#define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
663 "uc_dip_over_mc_dmac"
664#define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
665 "dip_is_loopback_address"
666#define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
667 "sip_is_mc"
668#define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
669 "sip_is_loopback_address"
670#define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
671 "ip_header_corrupted"
672#define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
673 "ipv4_sip_is_limited_bc"
674#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
675 "ipv6_mc_dip_reserved_scope"
676#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
677 "ipv6_mc_dip_interface_local_scope"
3b063ae5
AC		 678#define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
679 "mtu_value_is_too_small"
680#define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
681 "unresolved_neigh"
682#define DEVLINK_TRAP_GENERIC_NAME_RPF \
683 "mc_reverse_path_forwarding"
684#define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
685 "reject_route"
686#define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
687 "ipv4_lpm_miss"
688#define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
689 "ipv6_lpm_miss"
95f0ead8
AC		 690#define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
691 "non_routable_packet"
13c056ec
AC		 692#define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
693 "decap_error"
c3cae491
AC		 694#define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
695 "overlay_smac_is_mc"
ecd942a0
JP		 696#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
697 "ingress_flow_action_drop"
698#define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
699 "egress_flow_action_drop"
391203ab
IS		 700
701#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
702 "l2_drops"
703#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
704 "l3_drops"
705#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
706 "buffer_drops"
13c056ec
AC		 707#define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
708 "tunnel_drops"
ecd942a0
JP		 709#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
710 "acl_drops"
391203ab 711
107f1678
IS		 712#define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \
713 _metadata_cap) \
0f420b6c
IS		 714 { \
715 .type = DEVLINK_TRAP_TYPE_##_type, \
716 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
717 .generic = true, \
718 .id = DEVLINK_TRAP_GENERIC_ID_##_id, \
719 .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \
107f1678 720 .init_group_id = _group_id, \
0f420b6c
IS		 721 .metadata_cap = _metadata_cap, \
722 }
723
107f1678 724#define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \
0f420b6c
IS		 725 _metadata_cap) \
726 { \
727 .type = DEVLINK_TRAP_TYPE_##_type, \
728 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
729 .generic = false, \
730 .id = _id, \
731 .name = _name, \
107f1678 732 .init_group_id = _group_id, \
0f420b6c
IS		 733 .metadata_cap = _metadata_cap, \
734 }
735
736#define DEVLINK_TRAP_GROUP_GENERIC(_id) \
737 { \
738 .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \
739 .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \
740 .generic = true, \
741 }
742
bfcd3a46 743struct devlink_ops {
070c63f2 744 int (*reload_down)(struct devlink *devlink, bool netns_change,
97691069
JP		 745 struct netlink_ext_ack *extack);
746 int (*reload_up)(struct devlink *devlink,
747 struct netlink_ext_ack *extack);
bfcd3a46
JP		 748 int (*port_type_set)(struct devlink_port *devlink_port,
749 enum devlink_port_type port_type);
750 int (*port_split)(struct devlink *devlink, unsigned int port_index,
ac0fc8a1
DA		 751 unsigned int count, struct netlink_ext_ack *extack);
752 int (*port_unsplit)(struct devlink *devlink, unsigned int port_index,
753 struct netlink_ext_ack *extack);
bf797471
JP		 754 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
755 u16 pool_index,
756 struct devlink_sb_pool_info *pool_info);
757 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
758 u16 pool_index, u32 size,
f2ad1a52
IS		 759 enum devlink_sb_threshold_type threshold_type,
760 struct netlink_ext_ack *extack);
bf797471
JP		 761 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
762 unsigned int sb_index, u16 pool_index,
763 u32 *p_threshold);
764 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
765 unsigned int sb_index, u16 pool_index,
f2ad1a52 766 u32 threshold, struct netlink_ext_ack *extack);
bf797471
JP		 767 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
768 unsigned int sb_index,
769 u16 tc_index,
770 enum devlink_sb_pool_type pool_type,
771 u16 *p_pool_index, u32 *p_threshold);
772 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
773 unsigned int sb_index,
774 u16 tc_index,
775 enum devlink_sb_pool_type pool_type,
f2ad1a52
IS		 776 u16 pool_index, u32 threshold,
777 struct netlink_ext_ack *extack);
df38dafd
JP		 778 int (*sb_occ_snapshot)(struct devlink *devlink,
779 unsigned int sb_index);
780 int (*sb_occ_max_clear)(struct devlink *devlink,
781 unsigned int sb_index);
782 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
783 unsigned int sb_index, u16 pool_index,
784 u32 *p_cur, u32 *p_max);
785 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
786 unsigned int sb_index,
787 u16 tc_index,
788 enum devlink_sb_pool_type pool_type,
789 u32 *p_cur, u32 *p_max);
08f4b591
OG		 790
791 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
db7ff19e
EB		 792 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
793 struct netlink_ext_ack *extack);
59bfde01 794 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
db7ff19e
EB		 795 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
796 struct netlink_ext_ack *extack);
98fdbea5
LR		 797 int (*eswitch_encap_mode_get)(struct devlink *devlink,
798 enum devlink_eswitch_encap_mode *p_encap_mode);
799 int (*eswitch_encap_mode_set)(struct devlink *devlink,
800 enum devlink_eswitch_encap_mode encap_mode,
db7ff19e 801 struct netlink_ext_ack *extack);
f9cf2288
JK		 802 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
803 struct netlink_ext_ack *extack);
76726ccb
JK		 804 int (*flash_update)(struct devlink *devlink, const char *file_name,
805 const char *component,
806 struct netlink_ext_ack *extack);
0f420b6c
IS		 807 /**
808 * @trap_init: Trap initialization function.
809 *
810 * Should be used by device drivers to initialize the trap in the
811 * underlying device. Drivers should also store the provided trap
812 * context, so that they could efficiently pass it to
813 * devlink_trap_report() when the trap is triggered.
814 */
815 int (*trap_init)(struct devlink *devlink,
816 const struct devlink_trap *trap, void *trap_ctx);
817 /**
818 * @trap_fini: Trap de-initialization function.
819 *
820 * Should be used by device drivers to de-initialize the trap in the
821 * underlying device.
822 */
823 void (*trap_fini)(struct devlink *devlink,
824 const struct devlink_trap *trap, void *trap_ctx);
825 /**
826 * @trap_action_set: Trap action set function.
827 */
828 int (*trap_action_set)(struct devlink *devlink,
829 const struct devlink_trap *trap,
830 enum devlink_trap_action action);
831 /**
832 * @trap_group_init: Trap group initialization function.
833 *
834 * Should be used by device drivers to initialize the trap group in the
835 * underlying device.
836 */
837 int (*trap_group_init)(struct devlink *devlink,
838 const struct devlink_trap_group *group);
bfcd3a46
JP		 839};
840
841static inline void *devlink_priv(struct devlink *devlink)
842{
843 BUG_ON(!devlink);
844 return &devlink->priv;
845}
846
847static inline struct devlink *priv_to_devlink(void *priv)
848{
849 BUG_ON(!priv);
850 return container_of(priv, struct devlink, priv);
851}
852
5dc37bb9
JP		 853static inline struct devlink_port *
854netdev_to_devlink_port(struct net_device *dev)
855{
856 if (dev->netdev_ops->ndo_get_devlink_port)
857 return dev->netdev_ops->ndo_get_devlink_port(dev);
858 return NULL;
859}
860
b473b0d2
JK		 861static inline struct devlink *netdev_to_devlink(struct net_device *dev)
862{
5dc37bb9
JP		 863 struct devlink_port *devlink_port = netdev_to_devlink_port(dev);
864
865 if (devlink_port)
866 return devlink_port->devlink;
b473b0d2
JK		 867 return NULL;
868}
869
bfcd3a46
JP		 870struct ib_device;
871
471f894f 872struct net *devlink_net(const struct devlink *devlink);
8273fd84 873void devlink_net_set(struct devlink *devlink, struct net *net);
bfcd3a46
JP		 874struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size);
875int devlink_register(struct devlink *devlink, struct device *dev);
876void devlink_unregister(struct devlink *devlink);
a0c76345
JP		 877void devlink_reload_enable(struct devlink *devlink);
878void devlink_reload_disable(struct devlink *devlink);
bfcd3a46
JP		 879void devlink_free(struct devlink *devlink);
880int devlink_port_register(struct devlink *devlink,
881 struct devlink_port *devlink_port,
882 unsigned int port_index);
883void devlink_port_unregister(struct devlink_port *devlink_port);
884void devlink_port_type_eth_set(struct devlink_port *devlink_port,
885 struct net_device *netdev);
886void devlink_port_type_ib_set(struct devlink_port *devlink_port,
887 struct ib_device *ibdev);
888void devlink_port_type_clear(struct devlink_port *devlink_port);
b9ffcbaf 889void devlink_port_attrs_set(struct devlink_port *devlink_port,
5ec1380a 890 enum devlink_port_flavour flavour,
b9ffcbaf 891 u32 port_number, bool split,
bec5267c
JP		 892 u32 split_subport_number,
893 const unsigned char *switch_id,
894 unsigned char switch_id_len);
98fd2d65
PP		 895void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port,
896 const unsigned char *switch_id,
897 unsigned char switch_id_len, u16 pf);
e41b6bf3
PP		 898void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port,
899 const unsigned char *switch_id,
900 unsigned char switch_id_len,
901 u16 pf, u16 vf);
bf797471
JP		 902int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
903 u32 size, u16 ingress_pools_count,
904 u16 egress_pools_count, u16 ingress_tc_count,
905 u16 egress_tc_count);
906void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
1555d204
AS		 907int devlink_dpipe_table_register(struct devlink *devlink,
908 const char *table_name,
909 struct devlink_dpipe_table_ops *table_ops,
ffd3cdcc 910 void *priv, bool counter_control_extern);
1555d204
AS		 911void devlink_dpipe_table_unregister(struct devlink *devlink,
912 const char *table_name);
913int devlink_dpipe_headers_register(struct devlink *devlink,
914 struct devlink_dpipe_headers *dpipe_headers);
915void devlink_dpipe_headers_unregister(struct devlink *devlink);
916bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
917 const char *table_name);
918int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
919int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
920 struct devlink_dpipe_entry *entry);
921int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
35807324 922void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1555d204
AS		 923int devlink_dpipe_action_put(struct sk_buff *skb,
924 struct devlink_dpipe_action *action);
925int devlink_dpipe_match_put(struct sk_buff *skb,
926 struct devlink_dpipe_match *match);
11770091 927extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
3fb886ec 928extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1797f5b3 929extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
bfcd3a46 930
d9f9b9a4
AS		 931int devlink_resource_register(struct devlink *devlink,
932 const char *resource_name,
d9f9b9a4
AS		 933 u64 resource_size,
934 u64 resource_id,
935 u64 parent_resource_id,
fc56be47 936 const struct devlink_resource_size_params *size_params);
d9f9b9a4
AS		 937void devlink_resources_unregister(struct devlink *devlink,
938 struct devlink_resource *resource);
939int devlink_resource_size_get(struct devlink *devlink,
940 u64 resource_id,
941 u64 *p_resource_size);
56dc7cd0
AS		 942int devlink_dpipe_table_resource_set(struct devlink *devlink,
943 const char *table_name, u64 resource_id,
944 u64 resource_units);
fc56be47
JP		 945void devlink_resource_occ_get_register(struct devlink *devlink,
946 u64 resource_id,
947 devlink_resource_occ_get_t *occ_get,
948 void *occ_get_priv);
949void devlink_resource_occ_get_unregister(struct devlink *devlink,
950 u64 resource_id);
eabaef18
MS		 951int devlink_params_register(struct devlink *devlink,
952 const struct devlink_param *params,
953 size_t params_count);
954void devlink_params_unregister(struct devlink *devlink,
955 const struct devlink_param *params,
956 size_t params_count);
7c62cfb8
JP		 957void devlink_params_publish(struct devlink *devlink);
958void devlink_params_unpublish(struct devlink *devlink);
39e6160e
VV		 959int devlink_port_params_register(struct devlink_port *devlink_port,
960 const struct devlink_param *params,
961 size_t params_count);
962void devlink_port_params_unregister(struct devlink_port *devlink_port,
963 const struct devlink_param *params,
964 size_t params_count);
ec01aeb1
MS		 965int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
966 union devlink_param_value *init_val);
967int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
968 union devlink_param_value init_val);
ffd19b9a
VV		 969int
970devlink_port_param_driverinit_value_get(struct devlink_port *devlink_port,
971 u32 param_id,
972 union devlink_param_value *init_val);
5473a7bd
VV		 973int devlink_port_param_driverinit_value_set(struct devlink_port *devlink_port,
974 u32 param_id,
975 union devlink_param_value init_val);
ea601e17 976void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
c1e5786d
VV		 977void devlink_port_param_value_changed(struct devlink_port *devlink_port,
978 u32 param_id);
bde74ad1
MS		 979void devlink_param_value_str_fill(union devlink_param_value *dst_val,
980 const char *src);
e8937681
JK		 981struct devlink_region *
982devlink_region_create(struct devlink *devlink,
983 const struct devlink_region_ops *ops,
984 u32 region_max_snapshots, u64 region_size);
b16ebe92 985void devlink_region_destroy(struct devlink_region *region);
7ef19d3b 986int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id);
12102436 987void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id);
3a5e5234 988int devlink_region_snapshot_create(struct devlink_region *region,
a0a09f6b 989 u8 *data, u32 snapshot_id);
f9cf2288
JK		 990int devlink_info_serial_number_put(struct devlink_info_req *req,
991 const char *sn);
992int devlink_info_driver_name_put(struct devlink_info_req *req,
993 const char *name);
fc6fae7d
JK		 994int devlink_info_version_fixed_put(struct devlink_info_req *req,
995 const char *version_name,
996 const char *version_value);
997int devlink_info_version_stored_put(struct devlink_info_req *req,
998 const char *version_name,
999 const char *version_value);
1000int devlink_info_version_running_put(struct devlink_info_req *req,
1001 const char *version_name,
1002 const char *version_value);
d9f9b9a4 1003
1db64e87
EBE		 1004int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
1005int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
1006
1007int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
1008int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
1009
1010int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
1011 const char *name);
1012int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
573ed90a
AL		 1013int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
1014 const char *name);
1015int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
1db64e87
EBE		 1016
1017int devlink_fmsg_bool_put(struct devlink_fmsg *fmsg, bool value);
1018int devlink_fmsg_u8_put(struct devlink_fmsg *fmsg, u8 value);
1019int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
1020int devlink_fmsg_u64_put(struct devlink_fmsg *fmsg, u64 value);
1021int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
573ed90a
AL		 1022int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
1023 u16 value_len);
1db64e87
EBE		 1024
1025int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
1026 bool value);
1027int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
1028 u8 value);
1029int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
1030 u32 value);
1031int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
1032 u64 value);
1033int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
1034 const char *value);
1035int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
e2cde864 1036 const void *value, u32 value_len);
1db64e87 1037
a0bdcc59
EBE		 1038struct devlink_health_reporter *
1039devlink_health_reporter_create(struct devlink *devlink,
1040 const struct devlink_health_reporter_ops *ops,
1041 u64 graceful_period, bool auto_recover,
1042 void *priv);
1043void
1044devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
1045
1046void *
1047devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
c8e1da0b
EBE		 1048int devlink_health_report(struct devlink_health_reporter *reporter,
1049 const char *msg, void *priv_ctx);
3167b27a
EBE		 1050void
1051devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
1052 enum devlink_health_reporter_state state);
6181e5cb
VG		 1053void
1054devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter);
a0bdcc59 1055
2670ac26
JP		 1056bool devlink_is_reload_failed(const struct devlink *devlink);
1057
191ed202
JP		 1058void devlink_flash_update_begin_notify(struct devlink *devlink);
1059void devlink_flash_update_end_notify(struct devlink *devlink);
1060void devlink_flash_update_status_notify(struct devlink *devlink,
1061 const char *status_msg,
1062 const char *component,
1063 unsigned long done,
1064 unsigned long total);
1065
0f420b6c
IS		 1066int devlink_traps_register(struct devlink *devlink,
1067 const struct devlink_trap *traps,
1068 size_t traps_count, void *priv);
1069void devlink_traps_unregister(struct devlink *devlink,
1070 const struct devlink_trap *traps,
1071 size_t traps_count);
5a2e106c
JP		 1072void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb,
1073 void *trap_ctx, struct devlink_port *in_devlink_port,
1074 const struct flow_action_cookie *fa_cookie);
0f420b6c 1075void *devlink_trap_ctx_priv(void *trap_ctx);
95ad9555
IS		 1076int devlink_trap_groups_register(struct devlink *devlink,
1077 const struct devlink_trap_group *groups,
1078 size_t groups_count);
1079void devlink_trap_groups_unregister(struct devlink *devlink,
1080 const struct devlink_trap_group *groups,
1081 size_t groups_count);
0f420b6c 1082
f6b19b35
JP		 1083#if IS_ENABLED(CONFIG_NET_DEVLINK)
1084
f4b6bcc7
JK		 1085void devlink_compat_running_version(struct net_device *dev,
1086 char *buf, size_t len);
1087int devlink_compat_flash_update(struct net_device *dev, const char *file_name);
af3836df
JP		 1088int devlink_compat_phys_port_name_get(struct net_device *dev,
1089 char *name, size_t len);
7e1146e8
JP		 1090int devlink_compat_switch_id_get(struct net_device *dev,
1091 struct netdev_phys_item_id *ppid);
f4b6bcc7 1092
bfcd3a46
JP		 1093#else
1094
ddb6e99e
JK		 1095static inline void
1096devlink_compat_running_version(struct net_device *dev, char *buf, size_t len)
1097{
1098}
4eceba17
JK		 1099
1100static inline int
1101devlink_compat_flash_update(struct net_device *dev, const char *file_name)
1102{
1103 return -EOPNOTSUPP;
1104}
f6b19b35 1105
af3836df
JP		 1106static inline int
1107devlink_compat_phys_port_name_get(struct net_device *dev,
1108 char *name, size_t len)
1109{
1110 return -EOPNOTSUPP;
1111}
1112
7e1146e8
JP		 1113static inline int
1114devlink_compat_switch_id_get(struct net_device *dev,
1115 struct netdev_phys_item_id *ppid)
1116{
1117 return -EOPNOTSUPP;
1118}
1119
ddb6e99e
JK		 1120#endif
1121
bfcd3a46 1122#endif /* _NET_DEVLINK_H_ */
Linux 6.x block layer and io_uring tree(s)