projects / linux-2.6-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
mlxsw: Register physical ports as a devlink resource
[linux-2.6-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>
b44cfd4f 22#include <linux/firmware.h>
bfcd3a46 23
a254c264
MS		 24#define DEVLINK_RELOAD_STATS_ARRAY_SIZE \
25 (__DEVLINK_RELOAD_LIMIT_MAX * __DEVLINK_RELOAD_ACTION_MAX)
26
27struct devlink_dev_stats {
28 u32 reload_stats[DEVLINK_RELOAD_STATS_ARRAY_SIZE];
77069ba2 29 u32 remote_reload_stats[DEVLINK_RELOAD_STATS_ARRAY_SIZE];
a254c264
MS		 30};
31
bfcd3a46
JP		 32struct devlink_ops;
33
34struct devlink {
35 struct list_head list;
36 struct list_head port_list;
bf797471 37 struct list_head sb_list;
1555d204 38 struct list_head dpipe_table_list;
d9f9b9a4 39 struct list_head resource_list;
eabaef18 40 struct list_head param_list;
b16ebe92 41 struct list_head region_list;
a0bdcc59 42 struct list_head reporter_list;
b587bdaf 43 struct mutex reporters_lock; /* protects reporter_list */
1555d204 44 struct devlink_dpipe_headers *dpipe_headers;
0f420b6c
IS		 45 struct list_head trap_list;
46 struct list_head trap_group_list;
1e8c6619 47 struct list_head trap_policer_list;
bfcd3a46 48 const struct devlink_ops *ops;
12102436 49 struct xarray snapshot_ids;
a254c264 50 struct devlink_dev_stats stats;
bfcd3a46
JP		 51 struct device *dev;
52 possible_net_t _net;
336ce1c9
PP		 53 struct mutex lock; /* Serializes access to devlink instance specific objects such as
54 * port, sb, dpipe, resource, params, region, traps and more.
55 */
a0c76345
JP		 56 u8 reload_failed:1,
57 reload_enabled:1,
58 registered:1;
bfcd3a46
JP		 59 char priv[0] __aligned(NETDEV_ALIGN);
60};
61
378ef01b
PP		 62struct devlink_port_phys_attrs {
63 u32 port_number; /* Same value as "split group".
64 * A physical port which is visible to the user
65 * for a given port flavour.
66 */
71ad8d55 67 u32 split_subport_number; /* If the port is split, this is the number of subport. */
378ef01b
PP		 68};
69
ff03e63a
PP		 70/**
71 * struct devlink_port_pci_pf_attrs - devlink port's PCI PF attributes
3a2d9588 72 * @controller: Associated controller number
ff03e63a 73 * @pf: Associated PCI PF number for this port.
05b595e9 74 * @external: when set, indicates if a port is for an external controller
ff03e63a 75 */
98fd2d65 76struct devlink_port_pci_pf_attrs {
3a2d9588 77 u32 controller;
ff03e63a 78 u16 pf;
05b595e9 79 u8 external:1;
98fd2d65
PP		 80};
81
ff03e63a
PP		 82/**
83 * struct devlink_port_pci_vf_attrs - devlink port's PCI VF attributes
3a2d9588 84 * @controller: Associated controller number
ff03e63a
PP		 85 * @pf: Associated PCI PF number for this port.
86 * @vf: Associated PCI VF for of the PCI PF for this port.
05b595e9 87 * @external: when set, indicates if a port is for an external controller
ff03e63a 88 */
e41b6bf3 89struct devlink_port_pci_vf_attrs {
3a2d9588 90 u32 controller;
ff03e63a
PP		 91 u16 pf;
92 u16 vf;
05b595e9 93 u8 external:1;
e41b6bf3
PP		 94};
95
71ad8d55
DR		 96/**
97 * struct devlink_port_attrs - devlink port object
98 * @flavour: flavour of the port
99 * @split: indicates if this is split port
a0f49b54 100 * @splittable: indicates if the port can be split.
a21cf0a8 101 * @lanes: maximum number of lanes the port supports. 0 value is not passed to netlink.
71ad8d55 102 * @switch_id: if the port is part of switch, this is buffer with ID, otherwise this is NULL
2efbe6ae
PP		 103 * @phys: physical port attributes
104 * @pci_pf: PCI PF port attributes
105 * @pci_vf: PCI VF port attributes
71ad8d55 106 */
b9ffcbaf 107struct devlink_port_attrs {
a0f49b54
DR		 108 u8 split:1,
109 splittable:1;
a21cf0a8 110 u32 lanes;
5ec1380a 111 enum devlink_port_flavour flavour;
bec5267c 112 struct netdev_phys_item_id switch_id;
378ef01b
PP		 113 union {
114 struct devlink_port_phys_attrs phys;
98fd2d65 115 struct devlink_port_pci_pf_attrs pci_pf;
e41b6bf3 116 struct devlink_port_pci_vf_attrs pci_vf;
378ef01b 117 };
b9ffcbaf
JP		 118};
119
bfcd3a46
JP		 120struct devlink_port {
121 struct list_head list;
39e6160e 122 struct list_head param_list;
544e7c33 123 struct list_head region_list;
bfcd3a46 124 struct devlink *devlink;
c7282b50 125 unsigned int index;
bfcd3a46 126 bool registered;
b8f97554
JP		 127 spinlock_t type_lock; /* Protects type and type_dev
128 * pointer consistency.
129 */
bfcd3a46
JP		 130 enum devlink_port_type type;
131 enum devlink_port_type desired_type;
132 void *type_dev;
b9ffcbaf 133 struct devlink_port_attrs attrs;
46737a19
DR		 134 u8 attrs_set:1,
135 switch_port:1;
136bf27f 136 struct delayed_work type_warn_dw;
f4f54166
VT		 137 struct list_head reporter_list;
138 struct mutex reporters_lock; /* Protects reporter_list */
bfcd3a46
JP		 139};
140
bf797471
JP		 141struct devlink_sb_pool_info {
142 enum devlink_sb_pool_type pool_type;
143 u32 size;
144 enum devlink_sb_threshold_type threshold_type;
bff5731d 145 u32 cell_size;
bf797471
JP		 146};
147
1555d204
AS		 148/**
149 * struct devlink_dpipe_field - dpipe field object
150 * @name: field name
151 * @id: index inside the headers field array
152 * @bitwidth: bitwidth
153 * @mapping_type: mapping type
154 */
155struct devlink_dpipe_field {
156 const char *name;
157 unsigned int id;
158 unsigned int bitwidth;
159 enum devlink_dpipe_field_mapping_type mapping_type;
160};
161
162/**
163 * struct devlink_dpipe_header - dpipe header object
164 * @name: header name
165 * @id: index, global/local detrmined by global bit
166 * @fields: fields
167 * @fields_count: number of fields
168 * @global: indicates if header is shared like most protocol header
169 * or driver specific
170 */
171struct devlink_dpipe_header {
172 const char *name;
173 unsigned int id;
174 struct devlink_dpipe_field *fields;
175 unsigned int fields_count;
176 bool global;
177};
178
179/**
180 * struct devlink_dpipe_match - represents match operation
181 * @type: type of match
182 * @header_index: header index (packets can have several headers of same
183 * type like in case of tunnels)
184 * @header: header
185 * @fieled_id: field index
186 */
187struct devlink_dpipe_match {
188 enum devlink_dpipe_match_type type;
189 unsigned int header_index;
190 struct devlink_dpipe_header *header;
191 unsigned int field_id;
192};
193
194/**
195 * struct devlink_dpipe_action - represents action operation
196 * @type: type of action
197 * @header_index: header index (packets can have several headers of same
198 * type like in case of tunnels)
199 * @header: header
200 * @fieled_id: field index
201 */
202struct devlink_dpipe_action {
203 enum devlink_dpipe_action_type type;
204 unsigned int header_index;
205 struct devlink_dpipe_header *header;
206 unsigned int field_id;
207};
208
209/**
210 * struct devlink_dpipe_value - represents value of match/action
211 * @action: action
212 * @match: match
213 * @mapping_value: in case the field has some mapping this value
214 * specified the mapping value
215 * @mapping_valid: specify if mapping value is valid
216 * @value_size: value size
217 * @value: value
218 * @mask: bit mask
219 */
220struct devlink_dpipe_value {
221 union {
222 struct devlink_dpipe_action *action;
223 struct devlink_dpipe_match *match;
224 };
225 unsigned int mapping_value;
226 bool mapping_valid;
227 unsigned int value_size;
228 void *value;
229 void *mask;
230};
231
232/**
233 * struct devlink_dpipe_entry - table entry object
234 * @index: index of the entry in the table
235 * @match_values: match values
236 * @matche_values_count: count of matches tuples
237 * @action_values: actions values
238 * @action_values_count: count of actions values
239 * @counter: value of counter
240 * @counter_valid: Specify if value is valid from hardware
241 */
242struct devlink_dpipe_entry {
243 u64 index;
244 struct devlink_dpipe_value *match_values;
245 unsigned int match_values_count;
246 struct devlink_dpipe_value *action_values;
247 unsigned int action_values_count;
248 u64 counter;
249 bool counter_valid;
250};
251
252/**
253 * struct devlink_dpipe_dump_ctx - context provided to driver in order
254 * to dump
255 * @info: info
256 * @cmd: devlink command
257 * @skb: skb
258 * @nest: top attribute
259 * @hdr: hdr
260 */
261struct devlink_dpipe_dump_ctx {
262 struct genl_info *info;
263 enum devlink_command cmd;
264 struct sk_buff *skb;
265 struct nlattr *nest;
266 void *hdr;
267};
268
269struct devlink_dpipe_table_ops;
270
271/**
272 * struct devlink_dpipe_table - table object
273 * @priv: private
274 * @name: table name
1555d204
AS		 275 * @counters_enabled: indicates if counters are active
276 * @counter_control_extern: indicates if counter control is in dpipe or
277 * external tool
56dc7cd0
AS		 278 * @resource_valid: Indicate that the resource id is valid
279 * @resource_id: relative resource this table is related to
280 * @resource_units: number of resource's unit consumed per table's entry
1555d204
AS		 281 * @table_ops: table operations
282 * @rcu: rcu
283 */
284struct devlink_dpipe_table {
285 void *priv;
286 struct list_head list;
287 const char *name;
1555d204
AS		 288 bool counters_enabled;
289 bool counter_control_extern;
56dc7cd0
AS		 290 bool resource_valid;
291 u64 resource_id;
292 u64 resource_units;
1555d204
AS		 293 struct devlink_dpipe_table_ops *table_ops;
294 struct rcu_head rcu;
295};
296
297/**
298 * struct devlink_dpipe_table_ops - dpipe_table ops
299 * @actions_dump - dumps all tables actions
300 * @matches_dump - dumps all tables matches
301 * @entries_dump - dumps all active entries in the table
302 * @counters_set_update - when changing the counter status hardware sync
303 * maybe needed to allocate/free counter related
304 * resources
ffd3cdcc 305 * @size_get - get size
1555d204
AS		 306 */
307struct devlink_dpipe_table_ops {
308 int (*actions_dump)(void *priv, struct sk_buff *skb);
309 int (*matches_dump)(void *priv, struct sk_buff *skb);
310 int (*entries_dump)(void *priv, bool counters_enabled,
311 struct devlink_dpipe_dump_ctx *dump_ctx);
312 int (*counters_set_update)(void *priv, bool enable);
ffd3cdcc 313 u64 (*size_get)(void *priv);
1555d204
AS		 314};
315
316/**
317 * struct devlink_dpipe_headers - dpipe headers
318 * @headers - header array can be shared (global bit) or driver specific
319 * @headers_count - count of headers
320 */
321struct devlink_dpipe_headers {
322 struct devlink_dpipe_header **headers;
323 unsigned int headers_count;
324};
325
d9f9b9a4
AS		 326/**
327 * struct devlink_resource_size_params - resource's size parameters
328 * @size_min: minimum size which can be set
329 * @size_max: maximum size which can be set
330 * @size_granularity: size granularity
331 * @size_unit: resource's basic unit
332 */
333struct devlink_resource_size_params {
334 u64 size_min;
335 u64 size_max;
336 u64 size_granularity;
337 enum devlink_resource_unit unit;
338};
339
77d27096
JP		 340static inline void
341devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
342 u64 size_min, u64 size_max,
343 u64 size_granularity,
344 enum devlink_resource_unit unit)
345{
346 size_params->size_min = size_min;
347 size_params->size_max = size_max;
348 size_params->size_granularity = size_granularity;
349 size_params->unit = unit;
350}
351
fc56be47
JP		 352typedef u64 devlink_resource_occ_get_t(void *priv);
353
d9f9b9a4
AS		 354/**
355 * struct devlink_resource - devlink resource
356 * @name: name of the resource
357 * @id: id, per devlink instance
358 * @size: size of the resource
359 * @size_new: updated size of the resource, reload is needed
360 * @size_valid: valid in case the total size of the resource is valid
361 * including its children
362 * @parent: parent resource
363 * @size_params: size parameters
364 * @list: parent list
365 * @resource_list: list of child resources
d9f9b9a4
AS		 366 */
367struct devlink_resource {
368 const char *name;
369 u64 id;
370 u64 size;
371 u64 size_new;
372 bool size_valid;
373 struct devlink_resource *parent;
77d27096 374 struct devlink_resource_size_params size_params;
d9f9b9a4
AS		 375 struct list_head list;
376 struct list_head resource_list;
fc56be47
JP		 377 devlink_resource_occ_get_t *occ_get;
378 void *occ_get_priv;
d9f9b9a4
AS		 379};
380
381#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
382
321f7ab0
DR		 383#define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports"
384
bde74ad1 385#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
eabaef18
MS		 386enum devlink_param_type {
387 DEVLINK_PARAM_TYPE_U8,
388 DEVLINK_PARAM_TYPE_U16,
389 DEVLINK_PARAM_TYPE_U32,
390 DEVLINK_PARAM_TYPE_STRING,
391 DEVLINK_PARAM_TYPE_BOOL,
392};
393
394union devlink_param_value {
395 u8 vu8;
396 u16 vu16;
397 u32 vu32;
bde74ad1 398 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
eabaef18
MS		 399 bool vbool;
400};
401
402struct devlink_param_gset_ctx {
403 union devlink_param_value val;
404 enum devlink_param_cmode cmode;
405};
406
6700acc5
SN		 407/**
408 * struct devlink_flash_notify - devlink dev flash notify data
409 * @status_msg: current status string
410 * @component: firmware component being updated
411 * @done: amount of work completed of total amount
412 * @total: amount of work expected to be done
413 * @timeout: expected max timeout in seconds
414 *
415 * These are values to be given to userland to be displayed in order
416 * to show current activity in a firmware update process.
417 */
418struct devlink_flash_notify {
419 const char *status_msg;
420 const char *component;
421 unsigned long done;
422 unsigned long total;
423 unsigned long timeout;
424};
425
eabaef18
MS		 426/**
427 * struct devlink_param - devlink configuration parameter data
428 * @name: name of the parameter
429 * @generic: indicates if the parameter is generic or driver specific
430 * @type: parameter type
431 * @supported_cmodes: bitmap of supported configuration modes
432 * @get: get parameter value, used for runtime and permanent
433 * configuration modes
434 * @set: set parameter value, used for runtime and permanent
435 * configuration modes
e3b7ca18 436 * @validate: validate input value is applicable (within value range, etc.)
eabaef18
MS		 437 *
438 * This struct should be used by the driver to fill the data for
439 * a parameter it registers.
440 */
441struct devlink_param {
442 u32 id;
443 const char *name;
444 bool generic;
445 enum devlink_param_type type;
446 unsigned long supported_cmodes;
447 int (*get)(struct devlink *devlink, u32 id,
448 struct devlink_param_gset_ctx *ctx);
449 int (*set)(struct devlink *devlink, u32 id,
450 struct devlink_param_gset_ctx *ctx);
e3b7ca18
MS		 451 int (*validate)(struct devlink *devlink, u32 id,
452 union devlink_param_value val,
453 struct netlink_ext_ack *extack);
eabaef18
MS		 454};
455
456struct devlink_param_item {
457 struct list_head list;
458 const struct devlink_param *param;
459 union devlink_param_value driverinit_value;
460 bool driverinit_value_valid;
7c62cfb8 461 bool published;
eabaef18
MS		 462};
463
464enum devlink_param_generic_id {
036467c3
MS		 465 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
466 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
f567bcda 467 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
f6a69885 468 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
e3b51061 469 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
f61cba42 470 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
16511789 471 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
846e980a 472 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
5bbd21df 473 DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
6c7295e1 474 DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
195d9dec 475 DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET,
eabaef18
MS		 476
477 /* add new param generic ids above here*/
478 __DEVLINK_PARAM_GENERIC_ID_MAX,
479 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
480};
481
036467c3
MS		 482#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
483#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
484
485#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
486#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
487
f567bcda
VV		 488#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
489#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
490
f6a69885
AV		 491#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
492#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
493
e3b51061
VV		 494#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
495#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
496
f61cba42
VV		 497#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
498#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
499
16511789
VV		 500#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
501#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
502
846e980a
ST		 503#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
504#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
505
5bbd21df
DM		 506#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
507 "reset_dev_on_drv_probe"
508#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
509
6c7295e1
MG		 510#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
511#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
512
195d9dec
MS		 513#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset"
514#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
515
036467c3
MS		 516#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
517{ \
518 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
519 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
520 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
521 .generic = true, \
522 .supported_cmodes = _cmodes, \
523 .get = _get, \
524 .set = _set, \
525 .validate = _validate, \
526}
527
528#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
529{ \
530 .id = _id, \
531 .name = _name, \
532 .type = _type, \
533 .supported_cmodes = _cmodes, \
534 .get = _get, \
535 .set = _set, \
536 .validate = _validate, \
537}
538
785bd550
JK		 539/* Part number, identifier of board design */
540#define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
541/* Revision of board design */
542#define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
14fd1901
JK		 543/* Maker of the board */
544#define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
785bd550 545
7d5aa9a5
SN		 546/* Part number, identifier of asic design */
547#define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id"
548/* Revision of asic design */
549#define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev"
550
551/* Overall FW version */
552#define DEVLINK_INFO_VERSION_GENERIC_FW "fw"
785bd550
JK		 553/* Control processor FW version */
554#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
2d9eade8
VV		 555/* FW interface specification version */
556#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API "fw.mgmt.api"
785bd550
JK		 557/* Data path microcode controlling high-speed packet processing */
558#define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
559/* UNDI software version */
560#define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
561/* NCSI support/handler version */
562#define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
468672b2
JK		 563/* FW parameter set id */
564#define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid"
41c0d917
VV		 565/* RoCE FW version */
566#define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce"
c90977a3
JK		 567/* Firmware bundle identifier */
568#define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id"
785bd550 569
bc75c054
JK		 570/**
571 * struct devlink_flash_update_params - Flash Update parameters
b44cfd4f 572 * @fw: pointer to the firmware data to update from
bc75c054
JK		 573 * @component: the flash component to update
574 *
b44cfd4f 575 * With the exception of fw, drivers must opt-in to parameters by
bc75c054
JK		 576 * setting the appropriate bit in the supported_flash_update_params field in
577 * their devlink_ops structure.
578 */
579struct devlink_flash_update_params {
b44cfd4f 580 const struct firmware *fw;
bc75c054 581 const char *component;
5d5b4128 582 u32 overwrite_mask;
bc75c054
JK		 583};
584
5d5b4128
JK		 585#define DEVLINK_SUPPORT_FLASH_UPDATE_COMPONENT BIT(0)
586#define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(1)
22ec3d23 587
b16ebe92 588struct devlink_region;
f9cf2288 589struct devlink_info_req;
b16ebe92 590
e8937681
JK		 591/**
592 * struct devlink_region_ops - Region operations
593 * @name: region name
a0a09f6b 594 * @destructor: callback used to free snapshot memory when deleting
b9a17abf
JK		 595 * @snapshot: callback to request an immediate snapshot. On success,
596 * the data variable must be updated to point to the snapshot data.
597 * The function will be called while the devlink instance lock is
598 * held.
e14e05e7 599 * @priv: Pointer to driver private data for the region operation
e8937681
JK		 600 */
601struct devlink_region_ops {
602 const char *name;
a0a09f6b 603 void (*destructor)(const void *data);
d4602a9f
AL		 604 int (*snapshot)(struct devlink *devlink,
605 const struct devlink_region_ops *ops,
606 struct netlink_ext_ack *extack,
b9a17abf 607 u8 **data);
e14e05e7 608 void *priv;
e8937681
JK		 609};
610
544e7c33
AL		 611/**
612 * struct devlink_port_region_ops - Region operations for a port
613 * @name: region name
614 * @destructor: callback used to free snapshot memory when deleting
615 * @snapshot: callback to request an immediate snapshot. On success,
616 * the data variable must be updated to point to the snapshot data.
617 * The function will be called while the devlink instance lock is
618 * held.
619 * @priv: Pointer to driver private data for the region operation
620 */
621struct devlink_port_region_ops {
622 const char *name;
623 void (*destructor)(const void *data);
624 int (*snapshot)(struct devlink_port *port,
625 const struct devlink_port_region_ops *ops,
626 struct netlink_ext_ack *extack,
627 u8 **data);
628 void *priv;
629};
630
1db64e87 631struct devlink_fmsg;
a0bdcc59
EBE		 632struct devlink_health_reporter;
633
3167b27a
EBE		 634enum devlink_health_reporter_state {
635 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
636 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
637};
638
a0bdcc59
EBE		 639/**
640 * struct devlink_health_reporter_ops - Reporter operations
641 * @name: reporter name
642 * @recover: callback to recover from reported error
643 * if priv_ctx is NULL, run a full recover
644 * @dump: callback to dump an object
645 * if priv_ctx is NULL, run a full dump
646 * @diagnose: callback to diagnose the current status
e2ce94dc 647 * @test: callback to trigger a test event
a0bdcc59
EBE		 648 */
649
650struct devlink_health_reporter_ops {
651 char *name;
652 int (*recover)(struct devlink_health_reporter *reporter,
e7a98105 653 void *priv_ctx, struct netlink_ext_ack *extack);
a0bdcc59 654 int (*dump)(struct devlink_health_reporter *reporter,
e7a98105
JP		 655 struct devlink_fmsg *fmsg, void *priv_ctx,
656 struct netlink_ext_ack *extack);
a0bdcc59 657 int (*diagnose)(struct devlink_health_reporter *reporter,
e7a98105
JP		 658 struct devlink_fmsg *fmsg,
659 struct netlink_ext_ack *extack);
e2ce94dc
JP		 660 int (*test)(struct devlink_health_reporter *reporter,
661 struct netlink_ext_ack *extack);
a0bdcc59 662};
1db64e87 663
5b88823b
IS		 664/**
665 * struct devlink_trap_metadata - Packet trap metadata.
666 * @trap_name: Trap name.
667 * @trap_group_name: Trap group name.
668 * @input_dev: Input netdevice.
669 * @fa_cookie: Flow action user cookie.
93e15596 670 * @trap_type: Trap type.
5b88823b
IS		 671 */
672struct devlink_trap_metadata {
673 const char *trap_name;
674 const char *trap_group_name;
675 struct net_device *input_dev;
676 const struct flow_action_cookie *fa_cookie;
93e15596 677 enum devlink_trap_type trap_type;
5b88823b
IS		 678};
679
1e8c6619
IS		 680/**
681 * struct devlink_trap_policer - Immutable packet trap policer attributes.
682 * @id: Policer identifier.
683 * @init_rate: Initial rate in packets / sec.
684 * @init_burst: Initial burst size in packets.
685 * @max_rate: Maximum rate.
686 * @min_rate: Minimum rate.
687 * @max_burst: Maximum burst size.
688 * @min_burst: Minimum burst size.
689 *
690 * Describes immutable attributes of packet trap policers that drivers register
691 * with devlink.
692 */
693struct devlink_trap_policer {
694 u32 id;
695 u64 init_rate;
696 u64 init_burst;
697 u64 max_rate;
698 u64 min_rate;
699 u64 max_burst;
700 u64 min_burst;
701};
702
0f420b6c
IS		 703/**
704 * struct devlink_trap_group - Immutable packet trap group attributes.
705 * @name: Trap group name.
706 * @id: Trap group identifier.
707 * @generic: Whether the trap group is generic or not.
f9f54392 708 * @init_policer_id: Initial policer identifier.
0f420b6c
IS		 709 *
710 * Describes immutable attributes of packet trap groups that drivers register
711 * with devlink.
712 */
713struct devlink_trap_group {
714 const char *name;
715 u16 id;
716 bool generic;
f9f54392 717 u32 init_policer_id;
0f420b6c
IS		 718};
719
720#define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0)
85b0589e 721#define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1)
0f420b6c
IS		 722
723/**
724 * struct devlink_trap - Immutable packet trap attributes.
725 * @type: Trap type.
726 * @init_action: Initial trap action.
727 * @generic: Whether the trap is generic or not.
728 * @id: Trap identifier.
729 * @name: Trap name.
107f1678 730 * @init_group_id: Initial group identifier.
0f420b6c
IS		 731 * @metadata_cap: Metadata types that can be provided by the trap.
732 *
733 * Describes immutable attributes of packet traps that drivers register with
734 * devlink.
735 */
736struct devlink_trap {
737 enum devlink_trap_type type;
738 enum devlink_trap_action init_action;
739 bool generic;
740 u16 id;
741 const char *name;
107f1678 742 u16 init_group_id;
0f420b6c
IS		 743 u32 metadata_cap;
744};
745
f3047ca0 746/* All traps must be documented in
f4bdd710 747 * Documentation/networking/devlink/devlink-trap.rst
f3047ca0 748 */
0f420b6c 749enum devlink_trap_generic_id {
391203ab
IS		 750 DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
751 DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
752 DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
753 DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER,
754 DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST,
755 DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER,
756 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE,
757 DEVLINK_TRAP_GENERIC_ID_TTL_ERROR,
758 DEVLINK_TRAP_GENERIC_ID_TAIL_DROP,
6896cc4d
AC		 759 DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET,
760 DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC,
761 DEVLINK_TRAP_GENERIC_ID_DIP_LB,
762 DEVLINK_TRAP_GENERIC_ID_SIP_MC,
763 DEVLINK_TRAP_GENERIC_ID_SIP_LB,
764 DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR,
765 DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC,
766 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE,
767 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
3b063ae5
AC		 768 DEVLINK_TRAP_GENERIC_ID_MTU_ERROR,
769 DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH,
770 DEVLINK_TRAP_GENERIC_ID_RPF,
771 DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE,
772 DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS,
773 DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS,
95f0ead8 774 DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE,
13c056ec 775 DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR,
c3cae491 776 DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
ecd942a0
JP		 777 DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP,
778 DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP,
515eac67
IS		 779 DEVLINK_TRAP_GENERIC_ID_STP,
780 DEVLINK_TRAP_GENERIC_ID_LACP,
781 DEVLINK_TRAP_GENERIC_ID_LLDP,
782 DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY,
783 DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT,
784 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT,
785 DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT,
786 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE,
787 DEVLINK_TRAP_GENERIC_ID_MLD_QUERY,
788 DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT,
789 DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT,
790 DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE,
d77cfd16
IS		 791 DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP,
792 DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP,
793 DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST,
794 DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE,
795 DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY,
796 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT,
797 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT,
798 DEVLINK_TRAP_GENERIC_ID_IPV4_BFD,
799 DEVLINK_TRAP_GENERIC_ID_IPV6_BFD,
800 DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF,
801 DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF,
802 DEVLINK_TRAP_GENERIC_ID_IPV4_BGP,
803 DEVLINK_TRAP_GENERIC_ID_IPV6_BGP,
804 DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP,
805 DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP,
806 DEVLINK_TRAP_GENERIC_ID_IPV4_PIM,
807 DEVLINK_TRAP_GENERIC_ID_IPV6_PIM,
808 DEVLINK_TRAP_GENERIC_ID_UC_LB,
809 DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE,
810 DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE,
811 DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE,
812 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES,
813 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS,
814 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT,
815 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT,
816 DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT,
817 DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT,
818 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT,
819 DEVLINK_TRAP_GENERIC_ID_PTP_EVENT,
820 DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL,
5eb18a2b
IS		 821 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE,
822 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP,
08e335f6 823 DEVLINK_TRAP_GENERIC_ID_EARLY_DROP,
10c24eb2
IC		 824 DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING,
825 DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING,
826 DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING,
827 DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING,
828 DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING,
829 DEVLINK_TRAP_GENERIC_ID_ARP_PARSING,
830 DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING,
831 DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING,
832 DEVLINK_TRAP_GENERIC_ID_GRE_PARSING,
833 DEVLINK_TRAP_GENERIC_ID_UDP_PARSING,
834 DEVLINK_TRAP_GENERIC_ID_TCP_PARSING,
835 DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING,
836 DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING,
837 DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING,
838 DEVLINK_TRAP_GENERIC_ID_GTP_PARSING,
839 DEVLINK_TRAP_GENERIC_ID_ESP_PARSING,
f0a5013e 840 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_NEXTHOP,
391203ab 841
0f420b6c
IS		 842 /* Add new generic trap IDs above */
843 __DEVLINK_TRAP_GENERIC_ID_MAX,
844 DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1,
845};
846
f3047ca0 847/* All trap groups must be documented in
f4bdd710 848 * Documentation/networking/devlink/devlink-trap.rst
f3047ca0 849 */
0f420b6c 850enum devlink_trap_group_generic_id {
391203ab
IS		 851 DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS,
852 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS,
678eb199 853 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS,
391203ab 854 DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS,
13c056ec 855 DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS,
ecd942a0 856 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS,
515eac67
IS		 857 DEVLINK_TRAP_GROUP_GENERIC_ID_STP,
858 DEVLINK_TRAP_GROUP_GENERIC_ID_LACP,
859 DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP,
860 DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING,
d77cfd16
IS		 861 DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP,
862 DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY,
863 DEVLINK_TRAP_GROUP_GENERIC_ID_BFD,
864 DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF,
865 DEVLINK_TRAP_GROUP_GENERIC_ID_BGP,
866 DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP,
867 DEVLINK_TRAP_GROUP_GENERIC_ID_PIM,
868 DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB,
869 DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY,
ec4f5b36 870 DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY,
d77cfd16
IS		 871 DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6,
872 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT,
873 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL,
5eb18a2b
IS		 874 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE,
875 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP,
10c24eb2 876 DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS,
391203ab 877
0f420b6c
IS		 878 /* Add new generic trap group IDs above */
879 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX,
880 DEVLINK_TRAP_GROUP_GENERIC_ID_MAX =
881 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1,
882};
883
391203ab
IS		 884#define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
885 "source_mac_is_multicast"
886#define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
887 "vlan_tag_mismatch"
888#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
889 "ingress_vlan_filter"
890#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
891 "ingress_spanning_tree_filter"
892#define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
893 "port_list_is_empty"
894#define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
895 "port_loopback_filter"
896#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
897 "blackhole_route"
898#define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
899 "ttl_value_is_too_small"
900#define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
901 "tail_drop"
6896cc4d
AC		 902#define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
903 "non_ip"
904#define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
905 "uc_dip_over_mc_dmac"
906#define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
907 "dip_is_loopback_address"
908#define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
909 "sip_is_mc"
910#define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
911 "sip_is_loopback_address"
912#define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
913 "ip_header_corrupted"
914#define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
915 "ipv4_sip_is_limited_bc"
916#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
917 "ipv6_mc_dip_reserved_scope"
918#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
919 "ipv6_mc_dip_interface_local_scope"
3b063ae5
AC		 920#define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
921 "mtu_value_is_too_small"
922#define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
923 "unresolved_neigh"
924#define DEVLINK_TRAP_GENERIC_NAME_RPF \
925 "mc_reverse_path_forwarding"
926#define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
927 "reject_route"
928#define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
929 "ipv4_lpm_miss"
930#define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
931 "ipv6_lpm_miss"
95f0ead8
AC		 932#define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
933 "non_routable_packet"
13c056ec
AC		 934#define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
935 "decap_error"
c3cae491
AC		 936#define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
937 "overlay_smac_is_mc"
ecd942a0
JP		 938#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
939 "ingress_flow_action_drop"
940#define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
941 "egress_flow_action_drop"
515eac67
IS		 942#define DEVLINK_TRAP_GENERIC_NAME_STP \
943 "stp"
944#define DEVLINK_TRAP_GENERIC_NAME_LACP \
945 "lacp"
946#define DEVLINK_TRAP_GENERIC_NAME_LLDP \
947 "lldp"
948#define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \
949 "igmp_query"
950#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \
951 "igmp_v1_report"
952#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \
953 "igmp_v2_report"
954#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \
955 "igmp_v3_report"
956#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \
957 "igmp_v2_leave"
958#define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \
959 "mld_query"
960#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \
961 "mld_v1_report"
962#define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \
963 "mld_v2_report"
964#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \
965 "mld_v1_done"
d77cfd16
IS		 966#define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \
967 "ipv4_dhcp"
968#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \
969 "ipv6_dhcp"
970#define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \
971 "arp_request"
972#define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \
973 "arp_response"
974#define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \
975 "arp_overlay"
976#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \
977 "ipv6_neigh_solicit"
978#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \
979 "ipv6_neigh_advert"
980#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \
981 "ipv4_bfd"
982#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \
983 "ipv6_bfd"
984#define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \
985 "ipv4_ospf"
986#define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \
987 "ipv6_ospf"
988#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \
989 "ipv4_bgp"
990#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \
991 "ipv6_bgp"
992#define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \
993 "ipv4_vrrp"
994#define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \
995 "ipv6_vrrp"
996#define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \
997 "ipv4_pim"
998#define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \
999 "ipv6_pim"
1000#define DEVLINK_TRAP_GENERIC_NAME_UC_LB \
1001 "uc_loopback"
1002#define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \
1003 "local_route"
1004#define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \
1005 "external_route"
1006#define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \
1007 "ipv6_uc_dip_link_local_scope"
1008#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \
1009 "ipv6_dip_all_nodes"
1010#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \
1011 "ipv6_dip_all_routers"
1012#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \
1013 "ipv6_router_solicit"
1014#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \
1015 "ipv6_router_advert"
1016#define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \
1017 "ipv6_redirect"
1018#define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \
1019 "ipv4_router_alert"
1020#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \
1021 "ipv6_router_alert"
1022#define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \
1023 "ptp_event"
1024#define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \
1025 "ptp_general"
5eb18a2b
IS		 1026#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \
1027 "flow_action_sample"
1028#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \
1029 "flow_action_trap"
08e335f6
AC		 1030#define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \
1031 "early_drop"
10c24eb2
IC		 1032#define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \
1033 "vxlan_parsing"
1034#define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \
1035 "llc_snap_parsing"
1036#define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \
1037 "vlan_parsing"
1038#define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \
1039 "pppoe_ppp_parsing"
1040#define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \
1041 "mpls_parsing"
1042#define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \
1043 "arp_parsing"
1044#define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \
1045 "ip_1_parsing"
1046#define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \
1047 "ip_n_parsing"
1048#define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \
1049 "gre_parsing"
1050#define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \
1051 "udp_parsing"
1052#define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \
1053 "tcp_parsing"
1054#define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \
1055 "ipsec_parsing"
1056#define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \
1057 "sctp_parsing"
1058#define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \
1059 "dccp_parsing"
1060#define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \
1061 "gtp_parsing"
1062#define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \
1063 "esp_parsing"
f0a5013e
IS		 1064#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_NEXTHOP \
1065 "blackhole_nexthop"
391203ab
IS		 1066
1067#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
1068 "l2_drops"
1069#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
1070 "l3_drops"
678eb199
IS		 1071#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \
1072 "l3_exceptions"
391203ab
IS		 1073#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
1074 "buffer_drops"
13c056ec
AC		 1075#define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
1076 "tunnel_drops"
ecd942a0
JP		 1077#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
1078 "acl_drops"
515eac67
IS		 1079#define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \
1080 "stp"
1081#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \
1082 "lacp"
1083#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \
1084 "lldp"
1085#define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING \
1086 "mc_snooping"
d77cfd16
IS		 1087#define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \
1088 "dhcp"
1089#define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \
1090 "neigh_discovery"
1091#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \
1092 "bfd"
1093#define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \
1094 "ospf"
1095#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \
1096 "bgp"
1097#define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \
1098 "vrrp"
1099#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \
1100 "pim"
1101#define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \
1102 "uc_loopback"
1103#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \
1104 "local_delivery"
ec4f5b36
IS		 1105#define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \
1106 "external_delivery"
d77cfd16
IS		 1107#define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \
1108 "ipv6"
1109#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \
1110 "ptp_event"
1111#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \
1112 "ptp_general"
5eb18a2b
IS		 1113#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \
1114 "acl_sample"
1115#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \
1116 "acl_trap"
10c24eb2
IC		 1117#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \
1118 "parser_error_drops"
391203ab 1119
107f1678
IS		 1120#define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \
1121 _metadata_cap) \
0f420b6c
IS		 1122 { \
1123 .type = DEVLINK_TRAP_TYPE_##_type, \
1124 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1125 .generic = true, \
1126 .id = DEVLINK_TRAP_GENERIC_ID_##_id, \
1127 .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \
107f1678 1128 .init_group_id = _group_id, \
0f420b6c
IS		 1129 .metadata_cap = _metadata_cap, \
1130 }
1131
107f1678 1132#define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \
0f420b6c
IS		 1133 _metadata_cap) \
1134 { \
1135 .type = DEVLINK_TRAP_TYPE_##_type, \
1136 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1137 .generic = false, \
1138 .id = _id, \
1139 .name = _name, \
107f1678 1140 .init_group_id = _group_id, \
0f420b6c
IS		 1141 .metadata_cap = _metadata_cap, \
1142 }
1143
f9f54392 1144#define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id) \
0f420b6c
IS		 1145 { \
1146 .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \
1147 .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \
1148 .generic = true, \
f9f54392 1149 .init_policer_id = _policer_id, \
0f420b6c
IS		 1150 }
1151
1e8c6619
IS		 1152#define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate, \
1153 _max_burst, _min_burst) \
1154 { \
1155 .id = _id, \
1156 .init_rate = _rate, \
1157 .init_burst = _burst, \
1158 .max_rate = _max_rate, \
1159 .min_rate = _min_rate, \
1160 .max_burst = _max_burst, \
1161 .min_burst = _min_burst, \
1162 }
1163
bfcd3a46 1164struct devlink_ops {
22ec3d23
JK		 1165 /**
1166 * @supported_flash_update_params:
1167 * mask of parameters supported by the driver's .flash_update
1168 * implemementation.
1169 */
1170 u32 supported_flash_update_params;
ccdf0721 1171 unsigned long reload_actions;
dc64cc7c 1172 unsigned long reload_limits;
070c63f2 1173 int (*reload_down)(struct devlink *devlink, bool netns_change,
dc64cc7c
MS		 1174 enum devlink_reload_action action,
1175 enum devlink_reload_limit limit,
1176 struct netlink_ext_ack *extack);
ccdf0721 1177 int (*reload_up)(struct devlink *devlink, enum devlink_reload_action action,
dc64cc7c
MS		 1178 enum devlink_reload_limit limit, u32 *actions_performed,
1179 struct netlink_ext_ack *extack);
bfcd3a46
JP		 1180 int (*port_type_set)(struct devlink_port *devlink_port,
1181 enum devlink_port_type port_type);
1182 int (*port_split)(struct devlink *devlink, unsigned int port_index,
ac0fc8a1
DA		 1183 unsigned int count, struct netlink_ext_ack *extack);
1184 int (*port_unsplit)(struct devlink *devlink, unsigned int port_index,
1185 struct netlink_ext_ack *extack);
bf797471
JP		 1186 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
1187 u16 pool_index,
1188 struct devlink_sb_pool_info *pool_info);
1189 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
1190 u16 pool_index, u32 size,
f2ad1a52
IS		 1191 enum devlink_sb_threshold_type threshold_type,
1192 struct netlink_ext_ack *extack);
bf797471
JP		 1193 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
1194 unsigned int sb_index, u16 pool_index,
1195 u32 *p_threshold);
1196 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
1197 unsigned int sb_index, u16 pool_index,
f2ad1a52 1198 u32 threshold, struct netlink_ext_ack *extack);
bf797471
JP		 1199 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
1200 unsigned int sb_index,
1201 u16 tc_index,
1202 enum devlink_sb_pool_type pool_type,
1203 u16 *p_pool_index, u32 *p_threshold);
1204 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
1205 unsigned int sb_index,
1206 u16 tc_index,
1207 enum devlink_sb_pool_type pool_type,
f2ad1a52
IS		 1208 u16 pool_index, u32 threshold,
1209 struct netlink_ext_ack *extack);
df38dafd
JP		 1210 int (*sb_occ_snapshot)(struct devlink *devlink,
1211 unsigned int sb_index);
1212 int (*sb_occ_max_clear)(struct devlink *devlink,
1213 unsigned int sb_index);
1214 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
1215 unsigned int sb_index, u16 pool_index,
1216 u32 *p_cur, u32 *p_max);
1217 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
1218 unsigned int sb_index,
1219 u16 tc_index,
1220 enum devlink_sb_pool_type pool_type,
1221 u32 *p_cur, u32 *p_max);
08f4b591
OG		 1222
1223 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
db7ff19e
EB		 1224 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
1225 struct netlink_ext_ack *extack);
59bfde01 1226 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
db7ff19e
EB		 1227 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
1228 struct netlink_ext_ack *extack);
98fdbea5
LR		 1229 int (*eswitch_encap_mode_get)(struct devlink *devlink,
1230 enum devlink_eswitch_encap_mode *p_encap_mode);
1231 int (*eswitch_encap_mode_set)(struct devlink *devlink,
1232 enum devlink_eswitch_encap_mode encap_mode,
db7ff19e 1233 struct netlink_ext_ack *extack);
f9cf2288
JK		 1234 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
1235 struct netlink_ext_ack *extack);
22ec3d23
JK		 1236 /**
1237 * @flash_update: Device flash update function
1238 *
1239 * Used to perform a flash update for the device. The set of
1240 * parameters supported by the driver should be set in
1241 * supported_flash_update_params.
1242 */
bc75c054
JK		 1243 int (*flash_update)(struct devlink *devlink,
1244 struct devlink_flash_update_params *params,
76726ccb 1245 struct netlink_ext_ack *extack);
0f420b6c
IS		 1246 /**
1247 * @trap_init: Trap initialization function.
1248 *
1249 * Should be used by device drivers to initialize the trap in the
1250 * underlying device. Drivers should also store the provided trap
1251 * context, so that they could efficiently pass it to
1252 * devlink_trap_report() when the trap is triggered.
1253 */
1254 int (*trap_init)(struct devlink *devlink,
1255 const struct devlink_trap *trap, void *trap_ctx);
1256 /**
1257 * @trap_fini: Trap de-initialization function.
1258 *
1259 * Should be used by device drivers to de-initialize the trap in the
1260 * underlying device.
1261 */
1262 void (*trap_fini)(struct devlink *devlink,
1263 const struct devlink_trap *trap, void *trap_ctx);
1264 /**
1265 * @trap_action_set: Trap action set function.
1266 */
1267 int (*trap_action_set)(struct devlink *devlink,
1268 const struct devlink_trap *trap,
c88e11e0
IS		 1269 enum devlink_trap_action action,
1270 struct netlink_ext_ack *extack);
0f420b6c
IS		 1271 /**
1272 * @trap_group_init: Trap group initialization function.
1273 *
1274 * Should be used by device drivers to initialize the trap group in the
1275 * underlying device.
1276 */
1277 int (*trap_group_init)(struct devlink *devlink,
1278 const struct devlink_trap_group *group);
c064875a
IS		 1279 /**
1280 * @trap_group_set: Trap group parameters set function.
1281 *
1282 * Note: @policer can be NULL when a policer is being unbound from
1283 * @group.
1284 */
1285 int (*trap_group_set)(struct devlink *devlink,
1286 const struct devlink_trap_group *group,
c88e11e0
IS		 1287 const struct devlink_trap_policer *policer,
1288 struct netlink_ext_ack *extack);
c50bf2be
IC		 1289 /**
1290 * @trap_group_action_set: Trap group action set function.
1291 *
1292 * If this callback is populated, it will take precedence over looping
1293 * over all traps in a group and calling .trap_action_set().
1294 */
1295 int (*trap_group_action_set)(struct devlink *devlink,
1296 const struct devlink_trap_group *group,
1297 enum devlink_trap_action action,
1298 struct netlink_ext_ack *extack);
1e8c6619
IS		 1299 /**
1300 * @trap_policer_init: Trap policer initialization function.
1301 *
1302 * Should be used by device drivers to initialize the trap policer in
1303 * the underlying device.
1304 */
1305 int (*trap_policer_init)(struct devlink *devlink,
1306 const struct devlink_trap_policer *policer);
1307 /**
1308 * @trap_policer_fini: Trap policer de-initialization function.
1309 *
1310 * Should be used by device drivers to de-initialize the trap policer
1311 * in the underlying device.
1312 */
1313 void (*trap_policer_fini)(struct devlink *devlink,
1314 const struct devlink_trap_policer *policer);
1315 /**
1316 * @trap_policer_set: Trap policer parameters set function.
1317 */
1318 int (*trap_policer_set)(struct devlink *devlink,
1319 const struct devlink_trap_policer *policer,
1320 u64 rate, u64 burst,
1321 struct netlink_ext_ack *extack);
1322 /**
1323 * @trap_policer_counter_get: Trap policer counter get function.
1324 *
1325 * Should be used by device drivers to report number of packets dropped
1326 * by the policer.
1327 */
1328 int (*trap_policer_counter_get)(struct devlink *devlink,
1329 const struct devlink_trap_policer *policer,
1330 u64 *p_drops);
2a916ecc
PP		 1331 /**
1332 * @port_function_hw_addr_get: Port function's hardware address get function.
1333 *
1334 * Should be used by device drivers to report the hardware address of a function managed
1335 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1336 * function handling for a particular port.
1337 *
1338 * Note: @extack can be NULL when port notifier queries the port function.
1339 */
1340 int (*port_function_hw_addr_get)(struct devlink *devlink, struct devlink_port *port,
1341 u8 *hw_addr, int *hw_addr_len,
1342 struct netlink_ext_ack *extack);
a1e8ae90
PP		 1343 /**
1344 * @port_function_hw_addr_set: Port function's hardware address set function.
1345 *
1346 * Should be used by device drivers to set the hardware address of a function managed
1347 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1348 * function handling for a particular port.
1349 */
1350 int (*port_function_hw_addr_set)(struct devlink *devlink, struct devlink_port *port,
1351 const u8 *hw_addr, int hw_addr_len,
1352 struct netlink_ext_ack *extack);
bfcd3a46
JP		 1353};
1354
1355static inline void *devlink_priv(struct devlink *devlink)
1356{
1357 BUG_ON(!devlink);
1358 return &devlink->priv;
1359}
1360
1361static inline struct devlink *priv_to_devlink(void *priv)
1362{
1363 BUG_ON(!priv);
1364 return container_of(priv, struct devlink, priv);
1365}
1366
5dc37bb9
JP		 1367static inline struct devlink_port *
1368netdev_to_devlink_port(struct net_device *dev)
1369{
1370 if (dev->netdev_ops->ndo_get_devlink_port)
1371 return dev->netdev_ops->ndo_get_devlink_port(dev);
1372 return NULL;
1373}
1374
b473b0d2
JK		 1375static inline struct devlink *netdev_to_devlink(struct net_device *dev)
1376{
5dc37bb9
JP		 1377 struct devlink_port *devlink_port = netdev_to_devlink_port(dev);
1378
1379 if (devlink_port)
1380 return devlink_port->devlink;
b473b0d2
JK		 1381 return NULL;
1382}
1383
bfcd3a46
JP		 1384struct ib_device;
1385
471f894f 1386struct net *devlink_net(const struct devlink *devlink);
8273fd84 1387void devlink_net_set(struct devlink *devlink, struct net *net);
bfcd3a46
JP		 1388struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size);
1389int devlink_register(struct devlink *devlink, struct device *dev);
1390void devlink_unregister(struct devlink *devlink);
a0c76345
JP		 1391void devlink_reload_enable(struct devlink *devlink);
1392void devlink_reload_disable(struct devlink *devlink);
bfcd3a46
JP		 1393void devlink_free(struct devlink *devlink);
1394int devlink_port_register(struct devlink *devlink,
1395 struct devlink_port *devlink_port,
1396 unsigned int port_index);
1397void devlink_port_unregister(struct devlink_port *devlink_port);
1398void devlink_port_type_eth_set(struct devlink_port *devlink_port,
1399 struct net_device *netdev);
1400void devlink_port_type_ib_set(struct devlink_port *devlink_port,
1401 struct ib_device *ibdev);
1402void devlink_port_type_clear(struct devlink_port *devlink_port);
b9ffcbaf 1403void devlink_port_attrs_set(struct devlink_port *devlink_port,
71ad8d55 1404 struct devlink_port_attrs *devlink_port_attrs);
3a2d9588
PP		 1405void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 controller,
1406 u16 pf, bool external);
1407void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 controller,
05b595e9 1408 u16 pf, u16 vf, bool external);
bf797471
JP		 1409int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
1410 u32 size, u16 ingress_pools_count,
1411 u16 egress_pools_count, u16 ingress_tc_count,
1412 u16 egress_tc_count);
1413void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
1555d204
AS		 1414int devlink_dpipe_table_register(struct devlink *devlink,
1415 const char *table_name,
1416 struct devlink_dpipe_table_ops *table_ops,
ffd3cdcc 1417 void *priv, bool counter_control_extern);
1555d204
AS		 1418void devlink_dpipe_table_unregister(struct devlink *devlink,
1419 const char *table_name);
1420int devlink_dpipe_headers_register(struct devlink *devlink,
1421 struct devlink_dpipe_headers *dpipe_headers);
1422void devlink_dpipe_headers_unregister(struct devlink *devlink);
1423bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
1424 const char *table_name);
1425int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
1426int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
1427 struct devlink_dpipe_entry *entry);
1428int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
35807324 1429void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1555d204
AS		 1430int devlink_dpipe_action_put(struct sk_buff *skb,
1431 struct devlink_dpipe_action *action);
1432int devlink_dpipe_match_put(struct sk_buff *skb,
1433 struct devlink_dpipe_match *match);
11770091 1434extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
3fb886ec 1435extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1797f5b3 1436extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
bfcd3a46 1437
d9f9b9a4
AS		 1438int devlink_resource_register(struct devlink *devlink,
1439 const char *resource_name,
d9f9b9a4
AS		 1440 u64 resource_size,
1441 u64 resource_id,
1442 u64 parent_resource_id,
fc56be47 1443 const struct devlink_resource_size_params *size_params);
d9f9b9a4
AS		 1444void devlink_resources_unregister(struct devlink *devlink,
1445 struct devlink_resource *resource);
1446int devlink_resource_size_get(struct devlink *devlink,
1447 u64 resource_id,
1448 u64 *p_resource_size);
56dc7cd0
AS		 1449int devlink_dpipe_table_resource_set(struct devlink *devlink,
1450 const char *table_name, u64 resource_id,
1451 u64 resource_units);
fc56be47
JP		 1452void devlink_resource_occ_get_register(struct devlink *devlink,
1453 u64 resource_id,
1454 devlink_resource_occ_get_t *occ_get,
1455 void *occ_get_priv);
1456void devlink_resource_occ_get_unregister(struct devlink *devlink,
1457 u64 resource_id);
eabaef18
MS		 1458int devlink_params_register(struct devlink *devlink,
1459 const struct devlink_param *params,
1460 size_t params_count);
1461void devlink_params_unregister(struct devlink *devlink,
1462 const struct devlink_param *params,
1463 size_t params_count);
7c62cfb8
JP		 1464void devlink_params_publish(struct devlink *devlink);
1465void devlink_params_unpublish(struct devlink *devlink);
39e6160e
VV		 1466int devlink_port_params_register(struct devlink_port *devlink_port,
1467 const struct devlink_param *params,
1468 size_t params_count);
1469void devlink_port_params_unregister(struct devlink_port *devlink_port,
1470 const struct devlink_param *params,
1471 size_t params_count);
ec01aeb1
MS		 1472int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
1473 union devlink_param_value *init_val);
1474int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
1475 union devlink_param_value init_val);
ffd19b9a
VV		 1476int
1477devlink_port_param_driverinit_value_get(struct devlink_port *devlink_port,
1478 u32 param_id,
1479 union devlink_param_value *init_val);
5473a7bd
VV		 1480int devlink_port_param_driverinit_value_set(struct devlink_port *devlink_port,
1481 u32 param_id,
1482 union devlink_param_value init_val);
ea601e17 1483void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
c1e5786d
VV		 1484void devlink_port_param_value_changed(struct devlink_port *devlink_port,
1485 u32 param_id);
bde74ad1
MS		 1486void devlink_param_value_str_fill(union devlink_param_value *dst_val,
1487 const char *src);
e8937681
JK		 1488struct devlink_region *
1489devlink_region_create(struct devlink *devlink,
1490 const struct devlink_region_ops *ops,
1491 u32 region_max_snapshots, u64 region_size);
544e7c33
AL		 1492struct devlink_region *
1493devlink_port_region_create(struct devlink_port *port,
1494 const struct devlink_port_region_ops *ops,
1495 u32 region_max_snapshots, u64 region_size);
b16ebe92 1496void devlink_region_destroy(struct devlink_region *region);
544e7c33
AL		 1497void devlink_port_region_destroy(struct devlink_region *region);
1498
7ef19d3b 1499int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id);
12102436 1500void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id);
3a5e5234 1501int devlink_region_snapshot_create(struct devlink_region *region,
a0a09f6b 1502 u8 *data, u32 snapshot_id);
f9cf2288
JK		 1503int devlink_info_serial_number_put(struct devlink_info_req *req,
1504 const char *sn);
1505int devlink_info_driver_name_put(struct devlink_info_req *req,
1506 const char *name);
b5872cd0
VV		 1507int devlink_info_board_serial_number_put(struct devlink_info_req *req,
1508 const char *bsn);
fc6fae7d
JK		 1509int devlink_info_version_fixed_put(struct devlink_info_req *req,
1510 const char *version_name,
1511 const char *version_value);
1512int devlink_info_version_stored_put(struct devlink_info_req *req,
1513 const char *version_name,
1514 const char *version_value);
1515int devlink_info_version_running_put(struct devlink_info_req *req,
1516 const char *version_name,
1517 const char *version_value);
d9f9b9a4 1518
1db64e87
EBE		 1519int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
1520int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
1521
1522int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
1523int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
1524
1525int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
1526 const char *name);
1527int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
573ed90a
AL		 1528int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
1529 const char *name);
1530int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
1db64e87
EBE		 1531
1532int devlink_fmsg_bool_put(struct devlink_fmsg *fmsg, bool value);
1533int devlink_fmsg_u8_put(struct devlink_fmsg *fmsg, u8 value);
1534int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
1535int devlink_fmsg_u64_put(struct devlink_fmsg *fmsg, u64 value);
1536int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
573ed90a
AL		 1537int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
1538 u16 value_len);
1db64e87
EBE		 1539
1540int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
1541 bool value);
1542int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
1543 u8 value);
1544int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
1545 u32 value);
1546int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
1547 u64 value);
1548int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
1549 const char *value);
1550int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
e2cde864 1551 const void *value, u32 value_len);
1db64e87 1552
a0bdcc59
EBE		 1553struct devlink_health_reporter *
1554devlink_health_reporter_create(struct devlink *devlink,
1555 const struct devlink_health_reporter_ops *ops,
ba7d16c7 1556 u64 graceful_period, void *priv);
15c724b9
VT		 1557
1558struct devlink_health_reporter *
1559devlink_port_health_reporter_create(struct devlink_port *port,
1560 const struct devlink_health_reporter_ops *ops,
1561 u64 graceful_period, void *priv);
1562
a0bdcc59
EBE		 1563void
1564devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
1565
15c724b9
VT		 1566void
1567devlink_port_health_reporter_destroy(struct devlink_health_reporter *reporter);
1568
a0bdcc59
EBE		 1569void *
1570devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
c8e1da0b
EBE		 1571int devlink_health_report(struct devlink_health_reporter *reporter,
1572 const char *msg, void *priv_ctx);
3167b27a
EBE		 1573void
1574devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
1575 enum devlink_health_reporter_state state);
6181e5cb
VG		 1576void
1577devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter);
a0bdcc59 1578
2670ac26 1579bool devlink_is_reload_failed(const struct devlink *devlink);
77069ba2
MS		 1580void devlink_remote_reload_actions_performed(struct devlink *devlink,
1581 enum devlink_reload_limit limit,
1582 u32 actions_performed);
2670ac26 1583
191ed202
JP		 1584void devlink_flash_update_status_notify(struct devlink *devlink,
1585 const char *status_msg,
1586 const char *component,
1587 unsigned long done,
1588 unsigned long total);
f92970c6
SN		 1589void devlink_flash_update_timeout_notify(struct devlink *devlink,
1590 const char *status_msg,
1591 const char *component,
1592 unsigned long timeout);
191ed202 1593
0f420b6c
IS		 1594int devlink_traps_register(struct devlink *devlink,
1595 const struct devlink_trap *traps,
1596 size_t traps_count, void *priv);
1597void devlink_traps_unregister(struct devlink *devlink,
1598 const struct devlink_trap *traps,
1599 size_t traps_count);
5a2e106c
JP		 1600void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb,
1601 void *trap_ctx, struct devlink_port *in_devlink_port,
1602 const struct flow_action_cookie *fa_cookie);
0f420b6c 1603void *devlink_trap_ctx_priv(void *trap_ctx);
95ad9555
IS		 1604int devlink_trap_groups_register(struct devlink *devlink,
1605 const struct devlink_trap_group *groups,
1606 size_t groups_count);
1607void devlink_trap_groups_unregister(struct devlink *devlink,
1608 const struct devlink_trap_group *groups,
1609 size_t groups_count);
1e8c6619
IS		 1610int
1611devlink_trap_policers_register(struct devlink *devlink,
1612 const struct devlink_trap_policer *policers,
1613 size_t policers_count);
1614void
1615devlink_trap_policers_unregister(struct devlink *devlink,
1616 const struct devlink_trap_policer *policers,
1617 size_t policers_count);
0f420b6c 1618
f6b19b35
JP		 1619#if IS_ENABLED(CONFIG_NET_DEVLINK)
1620
f4b6bcc7
JK		 1621void devlink_compat_running_version(struct net_device *dev,
1622 char *buf, size_t len);
1623int devlink_compat_flash_update(struct net_device *dev, const char *file_name);
af3836df
JP		 1624int devlink_compat_phys_port_name_get(struct net_device *dev,
1625 char *name, size_t len);
7e1146e8
JP		 1626int devlink_compat_switch_id_get(struct net_device *dev,
1627 struct netdev_phys_item_id *ppid);
f4b6bcc7 1628
bfcd3a46
JP		 1629#else
1630
ddb6e99e
JK		 1631static inline void
1632devlink_compat_running_version(struct net_device *dev, char *buf, size_t len)
1633{
1634}
4eceba17
JK		 1635
1636static inline int
1637devlink_compat_flash_update(struct net_device *dev, const char *file_name)
1638{
1639 return -EOPNOTSUPP;
1640}
f6b19b35 1641
af3836df
JP		 1642static inline int
1643devlink_compat_phys_port_name_get(struct net_device *dev,
1644 char *name, size_t len)
1645{
1646 return -EOPNOTSUPP;
1647}
1648
7e1146e8
JP		 1649static inline int
1650devlink_compat_switch_id_get(struct net_device *dev,
1651 struct netdev_phys_item_id *ppid)
1652{
1653 return -EOPNOTSUPP;
1654}
1655
ddb6e99e
JK		 1656#endif
1657
bfcd3a46 1658#endif /* _NET_DEVLINK_H_ */
Linux 6.x block layer and io_uring tree(s)