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devlink: Introduce new attribute 'tx_weight' to devlink-rate
[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>
b44cfd4f 22#include <linux/firmware.h>
bfcd3a46 23
21314638 24struct devlink;
c246f9b5 25struct devlink_linecard;
bfcd3a46 26
378ef01b
PP		 27struct devlink_port_phys_attrs {
28 u32 port_number; /* Same value as "split group".
29 * A physical port which is visible to the user
30 * for a given port flavour.
31 */
71ad8d55 32 u32 split_subport_number; /* If the port is split, this is the number of subport. */
378ef01b
PP		 33};
34
ff03e63a
PP		 35/**
36 * struct devlink_port_pci_pf_attrs - devlink port's PCI PF attributes
3a2d9588 37 * @controller: Associated controller number
ff03e63a 38 * @pf: Associated PCI PF number for this port.
05b595e9 39 * @external: when set, indicates if a port is for an external controller
ff03e63a 40 */
98fd2d65 41struct devlink_port_pci_pf_attrs {
3a2d9588 42 u32 controller;
ff03e63a 43 u16 pf;
05b595e9 44 u8 external:1;
98fd2d65
PP		 45};
46
ff03e63a
PP		 47/**
48 * struct devlink_port_pci_vf_attrs - devlink port's PCI VF attributes
3a2d9588 49 * @controller: Associated controller number
ff03e63a
PP		 50 * @pf: Associated PCI PF number for this port.
51 * @vf: Associated PCI VF for of the PCI PF for this port.
05b595e9 52 * @external: when set, indicates if a port is for an external controller
ff03e63a 53 */
e41b6bf3 54struct devlink_port_pci_vf_attrs {
3a2d9588 55 u32 controller;
ff03e63a
PP		 56 u16 pf;
57 u16 vf;
05b595e9 58 u8 external:1;
e41b6bf3
PP		 59};
60
b8288837
PP		 61/**
62 * struct devlink_port_pci_sf_attrs - devlink port's PCI SF attributes
63 * @controller: Associated controller number
64 * @sf: Associated PCI SF for of the PCI PF for this port.
65 * @pf: Associated PCI PF number for this port.
a1ab3e45 66 * @external: when set, indicates if a port is for an external controller
b8288837
PP		 67 */
68struct devlink_port_pci_sf_attrs {
69 u32 controller;
70 u32 sf;
71 u16 pf;
a1ab3e45 72 u8 external:1;
b8288837
PP		 73};
74
71ad8d55
DR		 75/**
76 * struct devlink_port_attrs - devlink port object
77 * @flavour: flavour of the port
78 * @split: indicates if this is split port
a0f49b54 79 * @splittable: indicates if the port can be split.
a21cf0a8 80 * @lanes: maximum number of lanes the port supports. 0 value is not passed to netlink.
71ad8d55 81 * @switch_id: if the port is part of switch, this is buffer with ID, otherwise this is NULL
2efbe6ae
PP		 82 * @phys: physical port attributes
83 * @pci_pf: PCI PF port attributes
84 * @pci_vf: PCI VF port attributes
b8288837 85 * @pci_sf: PCI SF port attributes
71ad8d55 86 */
b9ffcbaf 87struct devlink_port_attrs {
a0f49b54
DR		 88 u8 split:1,
89 splittable:1;
a21cf0a8 90 u32 lanes;
5ec1380a 91 enum devlink_port_flavour flavour;
bec5267c 92 struct netdev_phys_item_id switch_id;
378ef01b
PP		 93 union {
94 struct devlink_port_phys_attrs phys;
98fd2d65 95 struct devlink_port_pci_pf_attrs pci_pf;
e41b6bf3 96 struct devlink_port_pci_vf_attrs pci_vf;
b8288837 97 struct devlink_port_pci_sf_attrs pci_sf;
378ef01b 98 };
b9ffcbaf
JP		 99};
100
4677efc4
DL		 101struct devlink_rate {
102 struct list_head list;
103 enum devlink_rate_type type;
104 struct devlink *devlink;
105 void *priv;
1897db2e
DL		 106 u64 tx_share;
107 u64 tx_max;
4677efc4 108
d7555984 109 struct devlink_rate *parent;
a8ecb93e
DL		 110 union {
111 struct devlink_port *devlink_port;
d7555984
DL		 112 struct {
113 char *name;
114 refcount_t refcnt;
115 };
a8ecb93e 116 };
cd502236
MW		 117
118 u32 tx_priority;
6e2d7e84 119 u32 tx_weight;
4677efc4
DL		 120};
121
bfcd3a46
JP		 122struct devlink_port {
123 struct list_head list;
544e7c33 124 struct list_head region_list;
bfcd3a46 125 struct devlink *devlink;
c7282b50 126 unsigned int index;
3830c571
JP		 127 spinlock_t type_lock; /* Protects type and type_eth/ib
128 * structures consistency.
b8f97554 129 */
bfcd3a46
JP		 130 enum devlink_port_type type;
131 enum devlink_port_type desired_type;
3830c571
JP		 132 union {
133 struct {
134 struct net_device *netdev;
31265c1e
JP		 135 int ifindex;
136 char ifname[IFNAMSIZ];
3830c571
JP		 137 } type_eth;
138 struct {
139 struct ib_device *ibdev;
140 } type_ib;
141 };
b9ffcbaf 142 struct devlink_port_attrs attrs;
46737a19 143 u8 attrs_set:1,
081adcfe 144 switch_port:1,
ae3bbc04
JP		 145 registered:1,
146 initialized:1;
136bf27f 147 struct delayed_work type_warn_dw;
f4f54166
VT		 148 struct list_head reporter_list;
149 struct mutex reporters_lock; /* Protects reporter_list */
4677efc4
DL		 150
151 struct devlink_rate *devlink_rate;
b8375859 152 struct devlink_linecard *linecard;
bfcd3a46
JP		 153};
154
cd76dcd6
PP		 155struct devlink_port_new_attrs {
156 enum devlink_port_flavour flavour;
157 unsigned int port_index;
158 u32 controller;
159 u32 sfnum;
160 u16 pfnum;
161 u8 port_index_valid:1,
162 controller_valid:1,
163 sfnum_valid:1;
164};
165
fcdc8ce2
JP		 166/**
167 * struct devlink_linecard_ops - Linecard operations
168 * @provision: callback to provision the linecard slot with certain
169 * type of linecard. As a result of this operation,
170 * driver is expected to eventually (could be after
171 * the function call returns) call one of:
172 * devlink_linecard_provision_set()
173 * devlink_linecard_provision_fail()
174 * @unprovision: callback to unprovision the linecard slot. As a result
175 * of this operation, driver is expected to eventually
176 * (could be after the function call returns) call
177 * devlink_linecard_provision_clear()
178 * devlink_linecard_provision_fail()
179 * @same_provision: callback to ask the driver if linecard is already
180 * provisioned in the same way user asks this linecard to be
181 * provisioned.
182 * @types_count: callback to get number of supported types
183 * @types_get: callback to get next type in list
184 */
185struct devlink_linecard_ops {
186 int (*provision)(struct devlink_linecard *linecard, void *priv,
187 const char *type, const void *type_priv,
188 struct netlink_ext_ack *extack);
189 int (*unprovision)(struct devlink_linecard *linecard, void *priv,
190 struct netlink_ext_ack *extack);
191 bool (*same_provision)(struct devlink_linecard *linecard, void *priv,
192 const char *type, const void *type_priv);
193 unsigned int (*types_count)(struct devlink_linecard *linecard,
194 void *priv);
195 void (*types_get)(struct devlink_linecard *linecard,
196 void *priv, unsigned int index, const char **type,
197 const void **type_priv);
198};
199
bf797471
JP		 200struct devlink_sb_pool_info {
201 enum devlink_sb_pool_type pool_type;
202 u32 size;
203 enum devlink_sb_threshold_type threshold_type;
bff5731d 204 u32 cell_size;
bf797471
JP		 205};
206
1555d204
AS		 207/**
208 * struct devlink_dpipe_field - dpipe field object
209 * @name: field name
210 * @id: index inside the headers field array
211 * @bitwidth: bitwidth
212 * @mapping_type: mapping type
213 */
214struct devlink_dpipe_field {
215 const char *name;
216 unsigned int id;
217 unsigned int bitwidth;
218 enum devlink_dpipe_field_mapping_type mapping_type;
219};
220
221/**
222 * struct devlink_dpipe_header - dpipe header object
223 * @name: header name
224 * @id: index, global/local detrmined by global bit
225 * @fields: fields
226 * @fields_count: number of fields
227 * @global: indicates if header is shared like most protocol header
228 * or driver specific
229 */
230struct devlink_dpipe_header {
231 const char *name;
232 unsigned int id;
233 struct devlink_dpipe_field *fields;
234 unsigned int fields_count;
235 bool global;
236};
237
238/**
239 * struct devlink_dpipe_match - represents match operation
240 * @type: type of match
241 * @header_index: header index (packets can have several headers of same
242 * type like in case of tunnels)
243 * @header: header
244 * @fieled_id: field index
245 */
246struct devlink_dpipe_match {
247 enum devlink_dpipe_match_type type;
248 unsigned int header_index;
249 struct devlink_dpipe_header *header;
250 unsigned int field_id;
251};
252
253/**
254 * struct devlink_dpipe_action - represents action operation
255 * @type: type of action
256 * @header_index: header index (packets can have several headers of same
257 * type like in case of tunnels)
258 * @header: header
259 * @fieled_id: field index
260 */
261struct devlink_dpipe_action {
262 enum devlink_dpipe_action_type type;
263 unsigned int header_index;
264 struct devlink_dpipe_header *header;
265 unsigned int field_id;
266};
267
268/**
269 * struct devlink_dpipe_value - represents value of match/action
270 * @action: action
271 * @match: match
272 * @mapping_value: in case the field has some mapping this value
273 * specified the mapping value
274 * @mapping_valid: specify if mapping value is valid
275 * @value_size: value size
276 * @value: value
277 * @mask: bit mask
278 */
279struct devlink_dpipe_value {
280 union {
281 struct devlink_dpipe_action *action;
282 struct devlink_dpipe_match *match;
283 };
284 unsigned int mapping_value;
285 bool mapping_valid;
286 unsigned int value_size;
287 void *value;
288 void *mask;
289};
290
291/**
292 * struct devlink_dpipe_entry - table entry object
293 * @index: index of the entry in the table
294 * @match_values: match values
295 * @matche_values_count: count of matches tuples
296 * @action_values: actions values
297 * @action_values_count: count of actions values
298 * @counter: value of counter
299 * @counter_valid: Specify if value is valid from hardware
300 */
301struct devlink_dpipe_entry {
302 u64 index;
303 struct devlink_dpipe_value *match_values;
304 unsigned int match_values_count;
305 struct devlink_dpipe_value *action_values;
306 unsigned int action_values_count;
307 u64 counter;
308 bool counter_valid;
309};
310
311/**
312 * struct devlink_dpipe_dump_ctx - context provided to driver in order
313 * to dump
314 * @info: info
315 * @cmd: devlink command
316 * @skb: skb
317 * @nest: top attribute
318 * @hdr: hdr
319 */
320struct devlink_dpipe_dump_ctx {
321 struct genl_info *info;
322 enum devlink_command cmd;
323 struct sk_buff *skb;
324 struct nlattr *nest;
325 void *hdr;
326};
327
328struct devlink_dpipe_table_ops;
329
330/**
331 * struct devlink_dpipe_table - table object
332 * @priv: private
333 * @name: table name
1555d204
AS		 334 * @counters_enabled: indicates if counters are active
335 * @counter_control_extern: indicates if counter control is in dpipe or
336 * external tool
56dc7cd0
AS		 337 * @resource_valid: Indicate that the resource id is valid
338 * @resource_id: relative resource this table is related to
339 * @resource_units: number of resource's unit consumed per table's entry
1555d204
AS		 340 * @table_ops: table operations
341 * @rcu: rcu
342 */
343struct devlink_dpipe_table {
344 void *priv;
345 struct list_head list;
346 const char *name;
1555d204
AS		 347 bool counters_enabled;
348 bool counter_control_extern;
56dc7cd0
AS		 349 bool resource_valid;
350 u64 resource_id;
351 u64 resource_units;
1555d204
AS		 352 struct devlink_dpipe_table_ops *table_ops;
353 struct rcu_head rcu;
354};
355
356/**
357 * struct devlink_dpipe_table_ops - dpipe_table ops
358 * @actions_dump - dumps all tables actions
359 * @matches_dump - dumps all tables matches
360 * @entries_dump - dumps all active entries in the table
361 * @counters_set_update - when changing the counter status hardware sync
362 * maybe needed to allocate/free counter related
363 * resources
ffd3cdcc 364 * @size_get - get size
1555d204
AS		 365 */
366struct devlink_dpipe_table_ops {
367 int (*actions_dump)(void *priv, struct sk_buff *skb);
368 int (*matches_dump)(void *priv, struct sk_buff *skb);
369 int (*entries_dump)(void *priv, bool counters_enabled,
370 struct devlink_dpipe_dump_ctx *dump_ctx);
371 int (*counters_set_update)(void *priv, bool enable);
ffd3cdcc 372 u64 (*size_get)(void *priv);
1555d204
AS		 373};
374
375/**
376 * struct devlink_dpipe_headers - dpipe headers
377 * @headers - header array can be shared (global bit) or driver specific
378 * @headers_count - count of headers
379 */
380struct devlink_dpipe_headers {
381 struct devlink_dpipe_header **headers;
382 unsigned int headers_count;
383};
384
d9f9b9a4
AS		 385/**
386 * struct devlink_resource_size_params - resource's size parameters
387 * @size_min: minimum size which can be set
388 * @size_max: maximum size which can be set
389 * @size_granularity: size granularity
390 * @size_unit: resource's basic unit
391 */
392struct devlink_resource_size_params {
393 u64 size_min;
394 u64 size_max;
395 u64 size_granularity;
396 enum devlink_resource_unit unit;
397};
398
77d27096
JP		 399static inline void
400devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
401 u64 size_min, u64 size_max,
402 u64 size_granularity,
403 enum devlink_resource_unit unit)
404{
405 size_params->size_min = size_min;
406 size_params->size_max = size_max;
407 size_params->size_granularity = size_granularity;
408 size_params->unit = unit;
409}
410
fc56be47
JP		 411typedef u64 devlink_resource_occ_get_t(void *priv);
412
d9f9b9a4
AS		 413#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
414
321f7ab0
DR		 415#define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports"
416
bde74ad1 417#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
eabaef18
MS		 418enum devlink_param_type {
419 DEVLINK_PARAM_TYPE_U8,
420 DEVLINK_PARAM_TYPE_U16,
421 DEVLINK_PARAM_TYPE_U32,
422 DEVLINK_PARAM_TYPE_STRING,
423 DEVLINK_PARAM_TYPE_BOOL,
424};
425
426union devlink_param_value {
427 u8 vu8;
428 u16 vu16;
429 u32 vu32;
bde74ad1 430 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
eabaef18
MS		 431 bool vbool;
432};
433
434struct devlink_param_gset_ctx {
435 union devlink_param_value val;
436 enum devlink_param_cmode cmode;
437};
438
6700acc5
SN		 439/**
440 * struct devlink_flash_notify - devlink dev flash notify data
441 * @status_msg: current status string
442 * @component: firmware component being updated
443 * @done: amount of work completed of total amount
444 * @total: amount of work expected to be done
445 * @timeout: expected max timeout in seconds
446 *
447 * These are values to be given to userland to be displayed in order
448 * to show current activity in a firmware update process.
449 */
450struct devlink_flash_notify {
451 const char *status_msg;
452 const char *component;
453 unsigned long done;
454 unsigned long total;
455 unsigned long timeout;
456};
457
eabaef18
MS		 458/**
459 * struct devlink_param - devlink configuration parameter data
460 * @name: name of the parameter
461 * @generic: indicates if the parameter is generic or driver specific
462 * @type: parameter type
463 * @supported_cmodes: bitmap of supported configuration modes
464 * @get: get parameter value, used for runtime and permanent
465 * configuration modes
466 * @set: set parameter value, used for runtime and permanent
467 * configuration modes
e3b7ca18 468 * @validate: validate input value is applicable (within value range, etc.)
eabaef18
MS		 469 *
470 * This struct should be used by the driver to fill the data for
471 * a parameter it registers.
472 */
473struct devlink_param {
474 u32 id;
475 const char *name;
476 bool generic;
477 enum devlink_param_type type;
478 unsigned long supported_cmodes;
479 int (*get)(struct devlink *devlink, u32 id,
480 struct devlink_param_gset_ctx *ctx);
481 int (*set)(struct devlink *devlink, u32 id,
482 struct devlink_param_gset_ctx *ctx);
e3b7ca18
MS		 483 int (*validate)(struct devlink *devlink, u32 id,
484 union devlink_param_value val,
485 struct netlink_ext_ack *extack);
eabaef18
MS		 486};
487
488struct devlink_param_item {
489 struct list_head list;
490 const struct devlink_param *param;
491 union devlink_param_value driverinit_value;
492 bool driverinit_value_valid;
493};
494
495enum devlink_param_generic_id {
036467c3
MS		 496 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
497 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
f567bcda 498 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
f6a69885 499 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
e3b51061 500 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
f61cba42 501 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
16511789 502 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
846e980a 503 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
5bbd21df 504 DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
6c7295e1 505 DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
195d9dec 506 DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET,
f13a5ad8 507 DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH,
8ddaabee 508 DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA,
076b2a9d 509 DEVLINK_PARAM_GENERIC_ID_ENABLE_VNET,
325e0d0a 510 DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP,
47402385 511 DEVLINK_PARAM_GENERIC_ID_IO_EQ_SIZE,
0b5705eb 512 DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE,
eabaef18
MS		 513
514 /* add new param generic ids above here*/
515 __DEVLINK_PARAM_GENERIC_ID_MAX,
516 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
517};
518
036467c3
MS		 519#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
520#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
521
522#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
523#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
524
f567bcda
VV		 525#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
526#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
527
f6a69885
AV		 528#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
529#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
530
e3b51061
VV		 531#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
532#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
533
f61cba42
VV		 534#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
535#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
536
16511789
VV		 537#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
538#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
539
846e980a
ST		 540#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
541#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
542
5bbd21df
DM		 543#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
544 "reset_dev_on_drv_probe"
545#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
546
6c7295e1
MG		 547#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
548#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
549
195d9dec
MS		 550#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset"
551#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
552
f13a5ad8
PP		 553#define DEVLINK_PARAM_GENERIC_ENABLE_ETH_NAME "enable_eth"
554#define DEVLINK_PARAM_GENERIC_ENABLE_ETH_TYPE DEVLINK_PARAM_TYPE_BOOL
555
8ddaabee
PP		 556#define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_NAME "enable_rdma"
557#define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_TYPE DEVLINK_PARAM_TYPE_BOOL
558
076b2a9d
PP		 559#define DEVLINK_PARAM_GENERIC_ENABLE_VNET_NAME "enable_vnet"
560#define DEVLINK_PARAM_GENERIC_ENABLE_VNET_TYPE DEVLINK_PARAM_TYPE_BOOL
561
325e0d0a
SS		 562#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_NAME "enable_iwarp"
563#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_TYPE DEVLINK_PARAM_TYPE_BOOL
564
47402385
SD		 565#define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_NAME "io_eq_size"
566#define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
567
0b5705eb
SD		 568#define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_NAME "event_eq_size"
569#define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
570
036467c3
MS		 571#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
572{ \
573 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
574 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
575 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
576 .generic = true, \
577 .supported_cmodes = _cmodes, \
578 .get = _get, \
579 .set = _set, \
580 .validate = _validate, \
581}
582
583#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
584{ \
585 .id = _id, \
586 .name = _name, \
587 .type = _type, \
588 .supported_cmodes = _cmodes, \
589 .get = _get, \
590 .set = _set, \
591 .validate = _validate, \
592}
593
785bd550
JK		 594/* Part number, identifier of board design */
595#define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
596/* Revision of board design */
597#define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
14fd1901
JK		 598/* Maker of the board */
599#define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
785bd550 600
7d5aa9a5
SN		 601/* Part number, identifier of asic design */
602#define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id"
603/* Revision of asic design */
604#define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev"
605
606/* Overall FW version */
607#define DEVLINK_INFO_VERSION_GENERIC_FW "fw"
785bd550
JK		 608/* Control processor FW version */
609#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
2d9eade8
VV		 610/* FW interface specification version */
611#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API "fw.mgmt.api"
785bd550
JK		 612/* Data path microcode controlling high-speed packet processing */
613#define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
614/* UNDI software version */
615#define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
616/* NCSI support/handler version */
617#define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
468672b2
JK		 618/* FW parameter set id */
619#define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid"
41c0d917
VV		 620/* RoCE FW version */
621#define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce"
c90977a3
JK		 622/* Firmware bundle identifier */
623#define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id"
785bd550 624
bc75c054
JK		 625/**
626 * struct devlink_flash_update_params - Flash Update parameters
b44cfd4f 627 * @fw: pointer to the firmware data to update from
bc75c054
JK		 628 * @component: the flash component to update
629 *
b44cfd4f 630 * With the exception of fw, drivers must opt-in to parameters by
bc75c054
JK		 631 * setting the appropriate bit in the supported_flash_update_params field in
632 * their devlink_ops structure.
633 */
634struct devlink_flash_update_params {
b44cfd4f 635 const struct firmware *fw;
bc75c054 636 const char *component;
5d5b4128 637 u32 overwrite_mask;
bc75c054
JK		 638};
639
f94b6063 640#define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(0)
22ec3d23 641
b16ebe92 642struct devlink_region;
c4a67a21 643struct devlink_info_req;
b16ebe92 644
e8937681
JK		 645/**
646 * struct devlink_region_ops - Region operations
647 * @name: region name
a0a09f6b 648 * @destructor: callback used to free snapshot memory when deleting
b9a17abf
JK		 649 * @snapshot: callback to request an immediate snapshot. On success,
650 * the data variable must be updated to point to the snapshot data.
651 * The function will be called while the devlink instance lock is
652 * held.
e14e05e7 653 * @priv: Pointer to driver private data for the region operation
e8937681
JK		 654 */
655struct devlink_region_ops {
656 const char *name;
a0a09f6b 657 void (*destructor)(const void *data);
d4602a9f
AL		 658 int (*snapshot)(struct devlink *devlink,
659 const struct devlink_region_ops *ops,
660 struct netlink_ext_ack *extack,
b9a17abf 661 u8 **data);
e14e05e7 662 void *priv;
e8937681
JK		 663};
664
544e7c33
AL		 665/**
666 * struct devlink_port_region_ops - Region operations for a port
667 * @name: region name
668 * @destructor: callback used to free snapshot memory when deleting
669 * @snapshot: callback to request an immediate snapshot. On success,
670 * the data variable must be updated to point to the snapshot data.
671 * The function will be called while the devlink instance lock is
672 * held.
673 * @priv: Pointer to driver private data for the region operation
674 */
675struct devlink_port_region_ops {
676 const char *name;
677 void (*destructor)(const void *data);
678 int (*snapshot)(struct devlink_port *port,
679 const struct devlink_port_region_ops *ops,
680 struct netlink_ext_ack *extack,
681 u8 **data);
682 void *priv;
683};
684
1db64e87 685struct devlink_fmsg;
a0bdcc59
EBE		 686struct devlink_health_reporter;
687
3167b27a
EBE		 688enum devlink_health_reporter_state {
689 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
690 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
691};
692
a0bdcc59
EBE		 693/**
694 * struct devlink_health_reporter_ops - Reporter operations
695 * @name: reporter name
696 * @recover: callback to recover from reported error
697 * if priv_ctx is NULL, run a full recover
698 * @dump: callback to dump an object
699 * if priv_ctx is NULL, run a full dump
700 * @diagnose: callback to diagnose the current status
e2ce94dc 701 * @test: callback to trigger a test event
a0bdcc59
EBE		 702 */
703
704struct devlink_health_reporter_ops {
705 char *name;
706 int (*recover)(struct devlink_health_reporter *reporter,
e7a98105 707 void *priv_ctx, struct netlink_ext_ack *extack);
a0bdcc59 708 int (*dump)(struct devlink_health_reporter *reporter,
e7a98105
JP		 709 struct devlink_fmsg *fmsg, void *priv_ctx,
710 struct netlink_ext_ack *extack);
a0bdcc59 711 int (*diagnose)(struct devlink_health_reporter *reporter,
e7a98105
JP		 712 struct devlink_fmsg *fmsg,
713 struct netlink_ext_ack *extack);
e2ce94dc
JP		 714 int (*test)(struct devlink_health_reporter *reporter,
715 struct netlink_ext_ack *extack);
a0bdcc59 716};
1db64e87 717
5b88823b
IS		 718/**
719 * struct devlink_trap_metadata - Packet trap metadata.
720 * @trap_name: Trap name.
721 * @trap_group_name: Trap group name.
722 * @input_dev: Input netdevice.
4dbd24f6 723 * @dev_tracker: refcount tracker for @input_dev.
5b88823b 724 * @fa_cookie: Flow action user cookie.
93e15596 725 * @trap_type: Trap type.
5b88823b
IS		 726 */
727struct devlink_trap_metadata {
728 const char *trap_name;
729 const char *trap_group_name;
4dbd24f6 730
5b88823b 731 struct net_device *input_dev;
4dbd24f6
ED		 732 netdevice_tracker dev_tracker;
733
5b88823b 734 const struct flow_action_cookie *fa_cookie;
93e15596 735 enum devlink_trap_type trap_type;
5b88823b
IS		 736};
737
1e8c6619
IS		 738/**
739 * struct devlink_trap_policer - Immutable packet trap policer attributes.
740 * @id: Policer identifier.
741 * @init_rate: Initial rate in packets / sec.
742 * @init_burst: Initial burst size in packets.
743 * @max_rate: Maximum rate.
744 * @min_rate: Minimum rate.
745 * @max_burst: Maximum burst size.
746 * @min_burst: Minimum burst size.
747 *
748 * Describes immutable attributes of packet trap policers that drivers register
749 * with devlink.
750 */
751struct devlink_trap_policer {
752 u32 id;
753 u64 init_rate;
754 u64 init_burst;
755 u64 max_rate;
756 u64 min_rate;
757 u64 max_burst;
758 u64 min_burst;
759};
760
0f420b6c
IS		 761/**
762 * struct devlink_trap_group - Immutable packet trap group attributes.
763 * @name: Trap group name.
764 * @id: Trap group identifier.
765 * @generic: Whether the trap group is generic or not.
f9f54392 766 * @init_policer_id: Initial policer identifier.
0f420b6c
IS		 767 *
768 * Describes immutable attributes of packet trap groups that drivers register
769 * with devlink.
770 */
771struct devlink_trap_group {
772 const char *name;
773 u16 id;
774 bool generic;
f9f54392 775 u32 init_policer_id;
0f420b6c
IS		 776};
777
778#define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0)
85b0589e 779#define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1)
0f420b6c
IS		 780
781/**
782 * struct devlink_trap - Immutable packet trap attributes.
783 * @type: Trap type.
784 * @init_action: Initial trap action.
785 * @generic: Whether the trap is generic or not.
786 * @id: Trap identifier.
787 * @name: Trap name.
107f1678 788 * @init_group_id: Initial group identifier.
0f420b6c
IS		 789 * @metadata_cap: Metadata types that can be provided by the trap.
790 *
791 * Describes immutable attributes of packet traps that drivers register with
792 * devlink.
793 */
794struct devlink_trap {
795 enum devlink_trap_type type;
796 enum devlink_trap_action init_action;
797 bool generic;
798 u16 id;
799 const char *name;
107f1678 800 u16 init_group_id;
0f420b6c
IS		 801 u32 metadata_cap;
802};
803
f3047ca0 804/* All traps must be documented in
f4bdd710 805 * Documentation/networking/devlink/devlink-trap.rst
f3047ca0 806 */
0f420b6c 807enum devlink_trap_generic_id {
391203ab
IS		 808 DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
809 DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
810 DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
811 DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER,
812 DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST,
813 DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER,
814 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE,
815 DEVLINK_TRAP_GENERIC_ID_TTL_ERROR,
816 DEVLINK_TRAP_GENERIC_ID_TAIL_DROP,
6896cc4d
AC		 817 DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET,
818 DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC,
819 DEVLINK_TRAP_GENERIC_ID_DIP_LB,
820 DEVLINK_TRAP_GENERIC_ID_SIP_MC,
821 DEVLINK_TRAP_GENERIC_ID_SIP_LB,
822 DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR,
823 DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC,
824 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE,
825 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
3b063ae5
AC		 826 DEVLINK_TRAP_GENERIC_ID_MTU_ERROR,
827 DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH,
828 DEVLINK_TRAP_GENERIC_ID_RPF,
829 DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE,
830 DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS,
831 DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS,
95f0ead8 832 DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE,
13c056ec 833 DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR,
c3cae491 834 DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
ecd942a0
JP		 835 DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP,
836 DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP,
515eac67
IS		 837 DEVLINK_TRAP_GENERIC_ID_STP,
838 DEVLINK_TRAP_GENERIC_ID_LACP,
839 DEVLINK_TRAP_GENERIC_ID_LLDP,
840 DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY,
841 DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT,
842 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT,
843 DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT,
844 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE,
845 DEVLINK_TRAP_GENERIC_ID_MLD_QUERY,
846 DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT,
847 DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT,
848 DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE,
d77cfd16
IS		 849 DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP,
850 DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP,
851 DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST,
852 DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE,
853 DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY,
854 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT,
855 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT,
856 DEVLINK_TRAP_GENERIC_ID_IPV4_BFD,
857 DEVLINK_TRAP_GENERIC_ID_IPV6_BFD,
858 DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF,
859 DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF,
860 DEVLINK_TRAP_GENERIC_ID_IPV4_BGP,
861 DEVLINK_TRAP_GENERIC_ID_IPV6_BGP,
862 DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP,
863 DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP,
864 DEVLINK_TRAP_GENERIC_ID_IPV4_PIM,
865 DEVLINK_TRAP_GENERIC_ID_IPV6_PIM,
866 DEVLINK_TRAP_GENERIC_ID_UC_LB,
867 DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE,
868 DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE,
869 DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE,
870 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES,
871 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS,
872 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT,
873 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT,
874 DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT,
875 DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT,
876 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT,
877 DEVLINK_TRAP_GENERIC_ID_PTP_EVENT,
878 DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL,
5eb18a2b
IS		 879 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE,
880 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP,
08e335f6 881 DEVLINK_TRAP_GENERIC_ID_EARLY_DROP,
10c24eb2
IC		 882 DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING,
883 DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING,
884 DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING,
885 DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING,
886 DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING,
887 DEVLINK_TRAP_GENERIC_ID_ARP_PARSING,
888 DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING,
889 DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING,
890 DEVLINK_TRAP_GENERIC_ID_GRE_PARSING,
891 DEVLINK_TRAP_GENERIC_ID_UDP_PARSING,
892 DEVLINK_TRAP_GENERIC_ID_TCP_PARSING,
893 DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING,
894 DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING,
895 DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING,
896 DEVLINK_TRAP_GENERIC_ID_GTP_PARSING,
897 DEVLINK_TRAP_GENERIC_ID_ESP_PARSING,
f0a5013e 898 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_NEXTHOP,
e78ab164 899 DEVLINK_TRAP_GENERIC_ID_DMAC_FILTER,
2640a82b
IS		 900 DEVLINK_TRAP_GENERIC_ID_EAPOL,
901 DEVLINK_TRAP_GENERIC_ID_LOCKED_PORT,
391203ab 902
0f420b6c
IS		 903 /* Add new generic trap IDs above */
904 __DEVLINK_TRAP_GENERIC_ID_MAX,
905 DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1,
906};
907
f3047ca0 908/* All trap groups must be documented in
f4bdd710 909 * Documentation/networking/devlink/devlink-trap.rst
f3047ca0 910 */
0f420b6c 911enum devlink_trap_group_generic_id {
391203ab
IS		 912 DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS,
913 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS,
678eb199 914 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS,
391203ab 915 DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS,
13c056ec 916 DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS,
ecd942a0 917 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS,
515eac67
IS		 918 DEVLINK_TRAP_GROUP_GENERIC_ID_STP,
919 DEVLINK_TRAP_GROUP_GENERIC_ID_LACP,
920 DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP,
921 DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING,
d77cfd16
IS		 922 DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP,
923 DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY,
924 DEVLINK_TRAP_GROUP_GENERIC_ID_BFD,
925 DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF,
926 DEVLINK_TRAP_GROUP_GENERIC_ID_BGP,
927 DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP,
928 DEVLINK_TRAP_GROUP_GENERIC_ID_PIM,
929 DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB,
930 DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY,
ec4f5b36 931 DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY,
d77cfd16
IS		 932 DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6,
933 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT,
934 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL,
5eb18a2b
IS		 935 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE,
936 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP,
10c24eb2 937 DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS,
2640a82b 938 DEVLINK_TRAP_GROUP_GENERIC_ID_EAPOL,
391203ab 939
0f420b6c
IS		 940 /* Add new generic trap group IDs above */
941 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX,
942 DEVLINK_TRAP_GROUP_GENERIC_ID_MAX =
943 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1,
944};
945
391203ab
IS		 946#define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
947 "source_mac_is_multicast"
948#define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
949 "vlan_tag_mismatch"
950#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
951 "ingress_vlan_filter"
952#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
953 "ingress_spanning_tree_filter"
954#define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
955 "port_list_is_empty"
956#define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
957 "port_loopback_filter"
958#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
959 "blackhole_route"
960#define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
961 "ttl_value_is_too_small"
962#define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
963 "tail_drop"
6896cc4d
AC		 964#define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
965 "non_ip"
966#define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
967 "uc_dip_over_mc_dmac"
968#define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
969 "dip_is_loopback_address"
970#define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
971 "sip_is_mc"
972#define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
973 "sip_is_loopback_address"
974#define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
975 "ip_header_corrupted"
976#define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
977 "ipv4_sip_is_limited_bc"
978#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
979 "ipv6_mc_dip_reserved_scope"
980#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
981 "ipv6_mc_dip_interface_local_scope"
3b063ae5
AC		 982#define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
983 "mtu_value_is_too_small"
984#define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
985 "unresolved_neigh"
986#define DEVLINK_TRAP_GENERIC_NAME_RPF \
987 "mc_reverse_path_forwarding"
988#define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
989 "reject_route"
990#define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
991 "ipv4_lpm_miss"
992#define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
993 "ipv6_lpm_miss"
95f0ead8
AC		 994#define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
995 "non_routable_packet"
13c056ec
AC		 996#define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
997 "decap_error"
c3cae491
AC		 998#define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
999 "overlay_smac_is_mc"
ecd942a0
JP		 1000#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
1001 "ingress_flow_action_drop"
1002#define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
1003 "egress_flow_action_drop"
515eac67
IS		 1004#define DEVLINK_TRAP_GENERIC_NAME_STP \
1005 "stp"
1006#define DEVLINK_TRAP_GENERIC_NAME_LACP \
1007 "lacp"
1008#define DEVLINK_TRAP_GENERIC_NAME_LLDP \
1009 "lldp"
1010#define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \
1011 "igmp_query"
1012#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \
1013 "igmp_v1_report"
1014#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \
1015 "igmp_v2_report"
1016#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \
1017 "igmp_v3_report"
1018#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \
1019 "igmp_v2_leave"
1020#define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \
1021 "mld_query"
1022#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \
1023 "mld_v1_report"
1024#define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \
1025 "mld_v2_report"
1026#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \
1027 "mld_v1_done"
d77cfd16
IS		 1028#define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \
1029 "ipv4_dhcp"
1030#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \
1031 "ipv6_dhcp"
1032#define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \
1033 "arp_request"
1034#define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \
1035 "arp_response"
1036#define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \
1037 "arp_overlay"
1038#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \
1039 "ipv6_neigh_solicit"
1040#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \
1041 "ipv6_neigh_advert"
1042#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \
1043 "ipv4_bfd"
1044#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \
1045 "ipv6_bfd"
1046#define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \
1047 "ipv4_ospf"
1048#define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \
1049 "ipv6_ospf"
1050#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \
1051 "ipv4_bgp"
1052#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \
1053 "ipv6_bgp"
1054#define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \
1055 "ipv4_vrrp"
1056#define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \
1057 "ipv6_vrrp"
1058#define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \
1059 "ipv4_pim"
1060#define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \
1061 "ipv6_pim"
1062#define DEVLINK_TRAP_GENERIC_NAME_UC_LB \
1063 "uc_loopback"
1064#define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \
1065 "local_route"
1066#define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \
1067 "external_route"
1068#define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \
1069 "ipv6_uc_dip_link_local_scope"
1070#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \
1071 "ipv6_dip_all_nodes"
1072#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \
1073 "ipv6_dip_all_routers"
1074#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \
1075 "ipv6_router_solicit"
1076#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \
1077 "ipv6_router_advert"
1078#define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \
1079 "ipv6_redirect"
1080#define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \
1081 "ipv4_router_alert"
1082#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \
1083 "ipv6_router_alert"
1084#define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \
1085 "ptp_event"
1086#define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \
1087 "ptp_general"
5eb18a2b
IS		 1088#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \
1089 "flow_action_sample"
1090#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \
1091 "flow_action_trap"
08e335f6
AC		 1092#define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \
1093 "early_drop"
10c24eb2
IC		 1094#define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \
1095 "vxlan_parsing"
1096#define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \
1097 "llc_snap_parsing"
1098#define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \
1099 "vlan_parsing"
1100#define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \
1101 "pppoe_ppp_parsing"
1102#define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \
1103 "mpls_parsing"
1104#define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \
1105 "arp_parsing"
1106#define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \
1107 "ip_1_parsing"
1108#define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \
1109 "ip_n_parsing"
1110#define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \
1111 "gre_parsing"
1112#define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \
1113 "udp_parsing"
1114#define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \
1115 "tcp_parsing"
1116#define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \
1117 "ipsec_parsing"
1118#define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \
1119 "sctp_parsing"
1120#define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \
1121 "dccp_parsing"
1122#define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \
1123 "gtp_parsing"
1124#define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \
1125 "esp_parsing"
f0a5013e
IS		 1126#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_NEXTHOP \
1127 "blackhole_nexthop"
e78ab164 1128#define DEVLINK_TRAP_GENERIC_NAME_DMAC_FILTER \
e13e4536 1129 "dmac_filter"
2640a82b
IS		 1130#define DEVLINK_TRAP_GENERIC_NAME_EAPOL \
1131 "eapol"
1132#define DEVLINK_TRAP_GENERIC_NAME_LOCKED_PORT \
1133 "locked_port"
391203ab
IS		 1134
1135#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
1136 "l2_drops"
1137#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
1138 "l3_drops"
678eb199
IS		 1139#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \
1140 "l3_exceptions"
391203ab
IS		 1141#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
1142 "buffer_drops"
13c056ec
AC		 1143#define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
1144 "tunnel_drops"
ecd942a0
JP		 1145#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
1146 "acl_drops"
515eac67
IS		 1147#define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \
1148 "stp"
1149#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \
1150 "lacp"
1151#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \
1152 "lldp"
1153#define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING \
1154 "mc_snooping"
d77cfd16
IS		 1155#define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \
1156 "dhcp"
1157#define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \
1158 "neigh_discovery"
1159#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \
1160 "bfd"
1161#define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \
1162 "ospf"
1163#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \
1164 "bgp"
1165#define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \
1166 "vrrp"
1167#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \
1168 "pim"
1169#define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \
1170 "uc_loopback"
1171#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \
1172 "local_delivery"
ec4f5b36
IS		 1173#define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \
1174 "external_delivery"
d77cfd16
IS		 1175#define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \
1176 "ipv6"
1177#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \
1178 "ptp_event"
1179#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \
1180 "ptp_general"
5eb18a2b
IS		 1181#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \
1182 "acl_sample"
1183#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \
1184 "acl_trap"
10c24eb2
IC		 1185#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \
1186 "parser_error_drops"
2640a82b
IS		 1187#define DEVLINK_TRAP_GROUP_GENERIC_NAME_EAPOL \
1188 "eapol"
391203ab 1189
107f1678
IS		 1190#define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \
1191 _metadata_cap) \
0f420b6c
IS		 1192 { \
1193 .type = DEVLINK_TRAP_TYPE_##_type, \
1194 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1195 .generic = true, \
1196 .id = DEVLINK_TRAP_GENERIC_ID_##_id, \
1197 .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \
107f1678 1198 .init_group_id = _group_id, \
0f420b6c
IS		 1199 .metadata_cap = _metadata_cap, \
1200 }
1201
107f1678 1202#define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \
0f420b6c
IS		 1203 _metadata_cap) \
1204 { \
1205 .type = DEVLINK_TRAP_TYPE_##_type, \
1206 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1207 .generic = false, \
1208 .id = _id, \
1209 .name = _name, \
107f1678 1210 .init_group_id = _group_id, \
0f420b6c
IS		 1211 .metadata_cap = _metadata_cap, \
1212 }
1213
f9f54392 1214#define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id) \
0f420b6c
IS		 1215 { \
1216 .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \
1217 .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \
1218 .generic = true, \
f9f54392 1219 .init_policer_id = _policer_id, \
0f420b6c
IS		 1220 }
1221
1e8c6619
IS		 1222#define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate, \
1223 _max_burst, _min_burst) \
1224 { \
1225 .id = _id, \
1226 .init_rate = _rate, \
1227 .init_burst = _burst, \
1228 .max_rate = _max_rate, \
1229 .min_rate = _min_rate, \
1230 .max_burst = _max_burst, \
1231 .min_burst = _min_burst, \
1232 }
1233
bd032e35
LR		 1234enum {
1235 /* device supports reload operations */
1236 DEVLINK_F_RELOAD = 1UL << 0,
1237};
1238
bfcd3a46 1239struct devlink_ops {
22ec3d23
JK		 1240 /**
1241 * @supported_flash_update_params:
1242 * mask of parameters supported by the driver's .flash_update
1243 * implemementation.
1244 */
1245 u32 supported_flash_update_params;
ccdf0721 1246 unsigned long reload_actions;
dc64cc7c 1247 unsigned long reload_limits;
070c63f2 1248 int (*reload_down)(struct devlink *devlink, bool netns_change,
dc64cc7c
MS		 1249 enum devlink_reload_action action,
1250 enum devlink_reload_limit limit,
1251 struct netlink_ext_ack *extack);
ccdf0721 1252 int (*reload_up)(struct devlink *devlink, enum devlink_reload_action action,
dc64cc7c
MS		 1253 enum devlink_reload_limit limit, u32 *actions_performed,
1254 struct netlink_ext_ack *extack);
bfcd3a46
JP		 1255 int (*port_type_set)(struct devlink_port *devlink_port,
1256 enum devlink_port_type port_type);
706217c1 1257 int (*port_split)(struct devlink *devlink, struct devlink_port *port,
ac0fc8a1 1258 unsigned int count, struct netlink_ext_ack *extack);
706217c1 1259 int (*port_unsplit)(struct devlink *devlink, struct devlink_port *port,
ac0fc8a1 1260 struct netlink_ext_ack *extack);
bf797471
JP		 1261 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
1262 u16 pool_index,
1263 struct devlink_sb_pool_info *pool_info);
1264 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
1265 u16 pool_index, u32 size,
f2ad1a52
IS		 1266 enum devlink_sb_threshold_type threshold_type,
1267 struct netlink_ext_ack *extack);
bf797471
JP		 1268 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
1269 unsigned int sb_index, u16 pool_index,
1270 u32 *p_threshold);
1271 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
1272 unsigned int sb_index, u16 pool_index,
f2ad1a52 1273 u32 threshold, struct netlink_ext_ack *extack);
bf797471
JP		 1274 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
1275 unsigned int sb_index,
1276 u16 tc_index,
1277 enum devlink_sb_pool_type pool_type,
1278 u16 *p_pool_index, u32 *p_threshold);
1279 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
1280 unsigned int sb_index,
1281 u16 tc_index,
1282 enum devlink_sb_pool_type pool_type,
f2ad1a52
IS		 1283 u16 pool_index, u32 threshold,
1284 struct netlink_ext_ack *extack);
df38dafd
JP		 1285 int (*sb_occ_snapshot)(struct devlink *devlink,
1286 unsigned int sb_index);
1287 int (*sb_occ_max_clear)(struct devlink *devlink,
1288 unsigned int sb_index);
1289 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
1290 unsigned int sb_index, u16 pool_index,
1291 u32 *p_cur, u32 *p_max);
1292 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
1293 unsigned int sb_index,
1294 u16 tc_index,
1295 enum devlink_sb_pool_type pool_type,
1296 u32 *p_cur, u32 *p_max);
08f4b591
OG		 1297
1298 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
db7ff19e
EB		 1299 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
1300 struct netlink_ext_ack *extack);
59bfde01 1301 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
db7ff19e
EB		 1302 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
1303 struct netlink_ext_ack *extack);
98fdbea5
LR		 1304 int (*eswitch_encap_mode_get)(struct devlink *devlink,
1305 enum devlink_eswitch_encap_mode *p_encap_mode);
1306 int (*eswitch_encap_mode_set)(struct devlink *devlink,
1307 enum devlink_eswitch_encap_mode encap_mode,
db7ff19e 1308 struct netlink_ext_ack *extack);
f9cf2288
JK		 1309 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
1310 struct netlink_ext_ack *extack);
22ec3d23
JK		 1311 /**
1312 * @flash_update: Device flash update function
1313 *
1314 * Used to perform a flash update for the device. The set of
1315 * parameters supported by the driver should be set in
1316 * supported_flash_update_params.
1317 */
bc75c054
JK		 1318 int (*flash_update)(struct devlink *devlink,
1319 struct devlink_flash_update_params *params,
76726ccb 1320 struct netlink_ext_ack *extack);
0f420b6c
IS		 1321 /**
1322 * @trap_init: Trap initialization function.
1323 *
1324 * Should be used by device drivers to initialize the trap in the
1325 * underlying device. Drivers should also store the provided trap
1326 * context, so that they could efficiently pass it to
1327 * devlink_trap_report() when the trap is triggered.
1328 */
1329 int (*trap_init)(struct devlink *devlink,
1330 const struct devlink_trap *trap, void *trap_ctx);
1331 /**
1332 * @trap_fini: Trap de-initialization function.
1333 *
1334 * Should be used by device drivers to de-initialize the trap in the
1335 * underlying device.
1336 */
1337 void (*trap_fini)(struct devlink *devlink,
1338 const struct devlink_trap *trap, void *trap_ctx);
1339 /**
1340 * @trap_action_set: Trap action set function.
1341 */
1342 int (*trap_action_set)(struct devlink *devlink,
1343 const struct devlink_trap *trap,
c88e11e0
IS		 1344 enum devlink_trap_action action,
1345 struct netlink_ext_ack *extack);
0f420b6c
IS		 1346 /**
1347 * @trap_group_init: Trap group initialization function.
1348 *
1349 * Should be used by device drivers to initialize the trap group in the
1350 * underlying device.
1351 */
1352 int (*trap_group_init)(struct devlink *devlink,
1353 const struct devlink_trap_group *group);
c064875a
IS		 1354 /**
1355 * @trap_group_set: Trap group parameters set function.
1356 *
1357 * Note: @policer can be NULL when a policer is being unbound from
1358 * @group.
1359 */
1360 int (*trap_group_set)(struct devlink *devlink,
1361 const struct devlink_trap_group *group,
c88e11e0
IS		 1362 const struct devlink_trap_policer *policer,
1363 struct netlink_ext_ack *extack);
c50bf2be
IC		 1364 /**
1365 * @trap_group_action_set: Trap group action set function.
1366 *
1367 * If this callback is populated, it will take precedence over looping
1368 * over all traps in a group and calling .trap_action_set().
1369 */
1370 int (*trap_group_action_set)(struct devlink *devlink,
1371 const struct devlink_trap_group *group,
1372 enum devlink_trap_action action,
1373 struct netlink_ext_ack *extack);
ddee9dbc
OM		 1374 /**
1375 * @trap_drop_counter_get: Trap drop counter get function.
1376 *
1377 * Should be used by device drivers to report number of packets
1378 * that have been dropped, and cannot be passed to the devlink
1379 * subsystem by the underlying device.
1380 */
1381 int (*trap_drop_counter_get)(struct devlink *devlink,
1382 const struct devlink_trap *trap,
1383 u64 *p_drops);
1e8c6619
IS		 1384 /**
1385 * @trap_policer_init: Trap policer initialization function.
1386 *
1387 * Should be used by device drivers to initialize the trap policer in
1388 * the underlying device.
1389 */
1390 int (*trap_policer_init)(struct devlink *devlink,
1391 const struct devlink_trap_policer *policer);
1392 /**
1393 * @trap_policer_fini: Trap policer de-initialization function.
1394 *
1395 * Should be used by device drivers to de-initialize the trap policer
1396 * in the underlying device.
1397 */
1398 void (*trap_policer_fini)(struct devlink *devlink,
1399 const struct devlink_trap_policer *policer);
1400 /**
1401 * @trap_policer_set: Trap policer parameters set function.
1402 */
1403 int (*trap_policer_set)(struct devlink *devlink,
1404 const struct devlink_trap_policer *policer,
1405 u64 rate, u64 burst,
1406 struct netlink_ext_ack *extack);
1407 /**
1408 * @trap_policer_counter_get: Trap policer counter get function.
1409 *
1410 * Should be used by device drivers to report number of packets dropped
1411 * by the policer.
1412 */
1413 int (*trap_policer_counter_get)(struct devlink *devlink,
1414 const struct devlink_trap_policer *policer,
1415 u64 *p_drops);
2a916ecc
PP		 1416 /**
1417 * @port_function_hw_addr_get: Port function's hardware address get function.
1418 *
1419 * Should be used by device drivers to report the hardware address of a function managed
1420 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1421 * function handling for a particular port.
1422 *
1423 * Note: @extack can be NULL when port notifier queries the port function.
1424 */
82564f6c
LR		 1425 int (*port_function_hw_addr_get)(struct devlink_port *port, u8 *hw_addr,
1426 int *hw_addr_len,
2a916ecc 1427 struct netlink_ext_ack *extack);
a1e8ae90
PP		 1428 /**
1429 * @port_function_hw_addr_set: Port function's hardware address set function.
1430 *
1431 * Should be used by device drivers to set the hardware address of a function managed
1432 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1433 * function handling for a particular port.
1434 */
82564f6c 1435 int (*port_function_hw_addr_set)(struct devlink_port *port,
a1e8ae90
PP		 1436 const u8 *hw_addr, int hw_addr_len,
1437 struct netlink_ext_ack *extack);
cd76dcd6
PP		 1438 /**
1439 * port_new() - Add a new port function of a specified flavor
1440 * @devlink: Devlink instance
1441 * @attrs: attributes of the new port
1442 * @extack: extack for reporting error messages
1443 * @new_port_index: index of the new port
1444 *
1445 * Devlink core will call this device driver function upon user request
1446 * to create a new port function of a specified flavor and optional
1447 * attributes
1448 *
1449 * Notes:
1450 * - Called without devlink instance lock being held. Drivers must
1451 * implement own means of synchronization
1452 * - On success, drivers must register a port with devlink core
1453 *
1454 * Return: 0 on success, negative value otherwise.
1455 */
1456 int (*port_new)(struct devlink *devlink,
1457 const struct devlink_port_new_attrs *attrs,
1458 struct netlink_ext_ack *extack,
1459 unsigned int *new_port_index);
1460 /**
1461 * port_del() - Delete a port function
1462 * @devlink: Devlink instance
1463 * @port_index: port function index to delete
1464 * @extack: extack for reporting error messages
1465 *
1466 * Devlink core will call this device driver function upon user request
1467 * to delete a previously created port function
1468 *
1469 * Notes:
1470 * - Called without devlink instance lock being held. Drivers must
1471 * implement own means of synchronization
1472 * - On success, drivers must unregister the corresponding devlink
1473 * port
1474 *
1475 * Return: 0 on success, negative value otherwise.
1476 */
1477 int (*port_del)(struct devlink *devlink, unsigned int port_index,
1478 struct netlink_ext_ack *extack);
a556dded
PP		 1479 /**
1480 * port_fn_state_get() - Get the state of a port function
1481 * @devlink: Devlink instance
1482 * @port: The devlink port
1483 * @state: Admin configured state
1484 * @opstate: Current operational state
1485 * @extack: extack for reporting error messages
1486 *
1487 * Reports the admin and operational state of a devlink port function
1488 *
1489 * Return: 0 on success, negative value otherwise.
1490 */
82564f6c 1491 int (*port_fn_state_get)(struct devlink_port *port,
a556dded
PP		 1492 enum devlink_port_fn_state *state,
1493 enum devlink_port_fn_opstate *opstate,
1494 struct netlink_ext_ack *extack);
1495 /**
1496 * port_fn_state_set() - Set the admin state of a port function
1497 * @devlink: Devlink instance
1498 * @port: The devlink port
1499 * @state: Admin state
1500 * @extack: extack for reporting error messages
1501 *
1502 * Set the admin state of a devlink port function
1503 *
1504 * Return: 0 on success, negative value otherwise.
1505 */
82564f6c 1506 int (*port_fn_state_set)(struct devlink_port *port,
a556dded
PP		 1507 enum devlink_port_fn_state state,
1508 struct netlink_ext_ack *extack);
1897db2e
DL		 1509
1510 /**
1511 * Rate control callbacks.
1512 */
1513 int (*rate_leaf_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1514 u64 tx_share, struct netlink_ext_ack *extack);
1515 int (*rate_leaf_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1516 u64 tx_max, struct netlink_ext_ack *extack);
cd502236
MW		 1517 int (*rate_leaf_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv,
1518 u32 tx_priority, struct netlink_ext_ack *extack);
6e2d7e84
MW		 1519 int (*rate_leaf_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv,
1520 u32 tx_weight, struct netlink_ext_ack *extack);
a8ecb93e
DL		 1521 int (*rate_node_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1522 u64 tx_share, struct netlink_ext_ack *extack);
1523 int (*rate_node_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1524 u64 tx_max, struct netlink_ext_ack *extack);
cd502236
MW		 1525 int (*rate_node_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv,
1526 u32 tx_priority, struct netlink_ext_ack *extack);
6e2d7e84
MW		 1527 int (*rate_node_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv,
1528 u32 tx_weight, struct netlink_ext_ack *extack);
a8ecb93e
DL		 1529 int (*rate_node_new)(struct devlink_rate *rate_node, void **priv,
1530 struct netlink_ext_ack *extack);
1531 int (*rate_node_del)(struct devlink_rate *rate_node, void *priv,
1532 struct netlink_ext_ack *extack);
d7555984
DL		 1533 int (*rate_leaf_parent_set)(struct devlink_rate *child,
1534 struct devlink_rate *parent,
1535 void *priv_child, void *priv_parent,
1536 struct netlink_ext_ack *extack);
1537 int (*rate_node_parent_set)(struct devlink_rate *child,
1538 struct devlink_rate *parent,
1539 void *priv_child, void *priv_parent,
1540 struct netlink_ext_ack *extack);
08f588fa
VG		 1541 /**
1542 * selftests_check() - queries if selftest is supported
1543 * @devlink: devlink instance
1544 * @id: test index
1545 * @extack: extack for reporting error messages
1546 *
1547 * Return: true if test is supported by the driver
1548 */
1549 bool (*selftest_check)(struct devlink *devlink, unsigned int id,
1550 struct netlink_ext_ack *extack);
1551 /**
1552 * selftest_run() - Runs a selftest
1553 * @devlink: devlink instance
1554 * @id: test index
1555 * @extack: extack for reporting error messages
1556 *
1557 * Return: status of the test
1558 */
1559 enum devlink_selftest_status
1560 (*selftest_run)(struct devlink *devlink, unsigned int id,
1561 struct netlink_ext_ack *extack);
bfcd3a46
JP		 1562};
1563
21314638
LR		 1564void *devlink_priv(struct devlink *devlink);
1565struct devlink *priv_to_devlink(void *priv);
1566struct device *devlink_to_dev(const struct devlink *devlink);
bfcd3a46 1567
2cb7b489
JK		 1568/* Devlink instance explicit locking */
1569void devl_lock(struct devlink *devlink);
012ec02a 1570int devl_trylock(struct devlink *devlink);
2cb7b489
JK		 1571void devl_unlock(struct devlink *devlink);
1572void devl_assert_locked(struct devlink *devlink);
1573bool devl_lock_is_held(struct devlink *devlink);
1574
bfcd3a46
JP		 1575struct ib_device;
1576
471f894f 1577struct net *devlink_net(const struct devlink *devlink);
26713455
LR		 1578/* This call is intended for software devices that can create
1579 * devlink instances in other namespaces than init_net.
1580 *
1581 * Drivers that operate on real HW must use devlink_alloc() instead.
1582 */
1583struct devlink *devlink_alloc_ns(const struct devlink_ops *ops,
919d13a7
LR		 1584 size_t priv_size, struct net *net,
1585 struct device *dev);
26713455 1586static inline struct devlink *devlink_alloc(const struct devlink_ops *ops,
919d13a7
LR		 1587 size_t priv_size,
1588 struct device *dev)
26713455 1589{
919d13a7 1590 return devlink_alloc_ns(ops, priv_size, &init_net, dev);
26713455 1591}
bd032e35 1592void devlink_set_features(struct devlink *devlink, u64 features);
db4278c5 1593void devlink_register(struct devlink *devlink);
bfcd3a46
JP		 1594void devlink_unregister(struct devlink *devlink);
1595void devlink_free(struct devlink *devlink);
ae3bbc04
JP		 1596void devlink_port_init(struct devlink *devlink,
1597 struct devlink_port *devlink_port);
1598void devlink_port_fini(struct devlink_port *devlink_port);
277cbb6b
JP		 1599int devl_port_register(struct devlink *devlink,
1600 struct devlink_port *devlink_port,
1601 unsigned int port_index);
bfcd3a46
JP		 1602int devlink_port_register(struct devlink *devlink,
1603 struct devlink_port *devlink_port,
1604 unsigned int port_index);
277cbb6b 1605void devl_port_unregister(struct devlink_port *devlink_port);
bfcd3a46 1606void devlink_port_unregister(struct devlink_port *devlink_port);
c8096578 1607void devlink_port_type_eth_set(struct devlink_port *devlink_port);
bfcd3a46
JP		 1608void devlink_port_type_ib_set(struct devlink_port *devlink_port,
1609 struct ib_device *ibdev);
1610void devlink_port_type_clear(struct devlink_port *devlink_port);
b9ffcbaf 1611void devlink_port_attrs_set(struct devlink_port *devlink_port,
71ad8d55 1612 struct devlink_port_attrs *devlink_port_attrs);
3a2d9588
PP		 1613void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 controller,
1614 u16 pf, bool external);
1615void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 controller,
05b595e9 1616 u16 pf, u16 vf, bool external);
b8288837 1617void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port,
a1ab3e45
PP		 1618 u32 controller, u16 pf, u32 sf,
1619 bool external);
277cbb6b
JP		 1620int devl_rate_leaf_create(struct devlink_port *port, void *priv);
1621void devl_rate_leaf_destroy(struct devlink_port *devlink_port);
1622void devl_rate_nodes_destroy(struct devlink *devlink);
b8375859
JP		 1623void devlink_port_linecard_set(struct devlink_port *devlink_port,
1624 struct devlink_linecard *linecard);
fcdc8ce2
JP		 1625struct devlink_linecard *
1626devlink_linecard_create(struct devlink *devlink, unsigned int linecard_index,
1627 const struct devlink_linecard_ops *ops, void *priv);
c246f9b5 1628void devlink_linecard_destroy(struct devlink_linecard *linecard);
fcdc8ce2
JP		 1629void devlink_linecard_provision_set(struct devlink_linecard *linecard,
1630 const char *type);
1631void devlink_linecard_provision_clear(struct devlink_linecard *linecard);
1632void devlink_linecard_provision_fail(struct devlink_linecard *linecard);
fc9f50d5
JP		 1633void devlink_linecard_activate(struct devlink_linecard *linecard);
1634void devlink_linecard_deactivate(struct devlink_linecard *linecard);
7b2d9a1a
JP		 1635void devlink_linecard_nested_dl_set(struct devlink_linecard *linecard,
1636 struct devlink *nested_devlink);
755cfa69
JP		 1637int devl_sb_register(struct devlink *devlink, unsigned int sb_index,
1638 u32 size, u16 ingress_pools_count,
1639 u16 egress_pools_count, u16 ingress_tc_count,
1640 u16 egress_tc_count);
bf797471
JP		 1641int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
1642 u32 size, u16 ingress_pools_count,
1643 u16 egress_pools_count, u16 ingress_tc_count,
1644 u16 egress_tc_count);
755cfa69 1645void devl_sb_unregister(struct devlink *devlink, unsigned int sb_index);
bf797471 1646void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
70a2ff89
JP		 1647int devl_dpipe_table_register(struct devlink *devlink,
1648 const char *table_name,
1649 struct devlink_dpipe_table_ops *table_ops,
1650 void *priv, bool counter_control_extern);
70a2ff89
JP		 1651void devl_dpipe_table_unregister(struct devlink *devlink,
1652 const char *table_name);
70a2ff89
JP		 1653void devl_dpipe_headers_register(struct devlink *devlink,
1654 struct devlink_dpipe_headers *dpipe_headers);
70a2ff89 1655void devl_dpipe_headers_unregister(struct devlink *devlink);
1555d204
AS		 1656bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
1657 const char *table_name);
1658int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
1659int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
1660 struct devlink_dpipe_entry *entry);
1661int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
35807324 1662void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1555d204
AS		 1663int devlink_dpipe_action_put(struct sk_buff *skb,
1664 struct devlink_dpipe_action *action);
1665int devlink_dpipe_match_put(struct sk_buff *skb,
1666 struct devlink_dpipe_match *match);
11770091 1667extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
3fb886ec 1668extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1797f5b3 1669extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
bfcd3a46 1670
c223d6a4
JP		 1671int devl_resource_register(struct devlink *devlink,
1672 const char *resource_name,
1673 u64 resource_size,
1674 u64 resource_id,
1675 u64 parent_resource_id,
1676 const struct devlink_resource_size_params *size_params);
d9f9b9a4
AS		 1677int devlink_resource_register(struct devlink *devlink,
1678 const char *resource_name,
d9f9b9a4
AS		 1679 u64 resource_size,
1680 u64 resource_id,
1681 u64 parent_resource_id,
fc56be47 1682 const struct devlink_resource_size_params *size_params);
c223d6a4 1683void devl_resources_unregister(struct devlink *devlink);
4c897cfc 1684void devlink_resources_unregister(struct devlink *devlink);
c223d6a4
JP		 1685int devl_resource_size_get(struct devlink *devlink,
1686 u64 resource_id,
1687 u64 *p_resource_size);
70a2ff89
JP		 1688int devl_dpipe_table_resource_set(struct devlink *devlink,
1689 const char *table_name, u64 resource_id,
1690 u64 resource_units);
56dc7cd0
AS		 1691int devlink_dpipe_table_resource_set(struct devlink *devlink,
1692 const char *table_name, u64 resource_id,
1693 u64 resource_units);
c223d6a4
JP		 1694void devl_resource_occ_get_register(struct devlink *devlink,
1695 u64 resource_id,
1696 devlink_resource_occ_get_t *occ_get,
1697 void *occ_get_priv);
fc56be47
JP		 1698void devlink_resource_occ_get_register(struct devlink *devlink,
1699 u64 resource_id,
1700 devlink_resource_occ_get_t *occ_get,
1701 void *occ_get_priv);
c223d6a4
JP		 1702void devl_resource_occ_get_unregister(struct devlink *devlink,
1703 u64 resource_id);
1704
fc56be47
JP		 1705void devlink_resource_occ_get_unregister(struct devlink *devlink,
1706 u64 resource_id);
eabaef18
MS		 1707int devlink_params_register(struct devlink *devlink,
1708 const struct devlink_param *params,
1709 size_t params_count);
1710void devlink_params_unregister(struct devlink *devlink,
1711 const struct devlink_param *params,
1712 size_t params_count);
b40c51ef
PP		 1713int devlink_param_register(struct devlink *devlink,
1714 const struct devlink_param *param);
1715void devlink_param_unregister(struct devlink *devlink,
1716 const struct devlink_param *param);
ec01aeb1
MS		 1717int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
1718 union devlink_param_value *init_val);
1719int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
1720 union devlink_param_value init_val);
ea601e17 1721void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
eb0e9fa2
JP		 1722struct devlink_region *devl_region_create(struct devlink *devlink,
1723 const struct devlink_region_ops *ops,
1724 u32 region_max_snapshots,
1725 u64 region_size);
e8937681
JK		 1726struct devlink_region *
1727devlink_region_create(struct devlink *devlink,
1728 const struct devlink_region_ops *ops,
1729 u32 region_max_snapshots, u64 region_size);
544e7c33
AL		 1730struct devlink_region *
1731devlink_port_region_create(struct devlink_port *port,
1732 const struct devlink_port_region_ops *ops,
1733 u32 region_max_snapshots, u64 region_size);
eb0e9fa2 1734void devl_region_destroy(struct devlink_region *region);
b16ebe92 1735void devlink_region_destroy(struct devlink_region *region);
544e7c33
AL		 1736void devlink_port_region_destroy(struct devlink_region *region);
1737
7ef19d3b 1738int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id);
12102436 1739void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id);
3a5e5234 1740int devlink_region_snapshot_create(struct devlink_region *region,
a0a09f6b 1741 u8 *data, u32 snapshot_id);
f9cf2288
JK		 1742int devlink_info_serial_number_put(struct devlink_info_req *req,
1743 const char *sn);
1744int devlink_info_driver_name_put(struct devlink_info_req *req,
1745 const char *name);
b5872cd0
VV		 1746int devlink_info_board_serial_number_put(struct devlink_info_req *req,
1747 const char *bsn);
bb670123
JP		 1748
1749enum devlink_info_version_type {
1750 DEVLINK_INFO_VERSION_TYPE_NONE,
1751 DEVLINK_INFO_VERSION_TYPE_COMPONENT, /* May be used as flash update
1752 * component by name.
1753 */
1754};
1755
fc6fae7d
JK		 1756int devlink_info_version_fixed_put(struct devlink_info_req *req,
1757 const char *version_name,
1758 const char *version_value);
1759int devlink_info_version_stored_put(struct devlink_info_req *req,
1760 const char *version_name,
1761 const char *version_value);
bb670123
JP		 1762int devlink_info_version_stored_put_ext(struct devlink_info_req *req,
1763 const char *version_name,
1764 const char *version_value,
1765 enum devlink_info_version_type version_type);
fc6fae7d
JK		 1766int devlink_info_version_running_put(struct devlink_info_req *req,
1767 const char *version_name,
1768 const char *version_value);
bb670123
JP		 1769int devlink_info_version_running_put_ext(struct devlink_info_req *req,
1770 const char *version_name,
1771 const char *version_value,
1772 enum devlink_info_version_type version_type);
d9f9b9a4 1773
1db64e87
EBE		 1774int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
1775int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
1776
1777int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
1778int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
1779
1780int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
1781 const char *name);
1782int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
573ed90a
AL		 1783int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
1784 const char *name);
1785int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
1db64e87 1786
1db64e87 1787int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
1db64e87 1788int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
573ed90a
AL		 1789int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
1790 u16 value_len);
1db64e87
EBE		 1791
1792int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
1793 bool value);
1794int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
1795 u8 value);
1796int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
1797 u32 value);
1798int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
1799 u64 value);
1800int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
1801 const char *value);
1802int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
e2cde864 1803 const void *value, u32 value_len);
1db64e87 1804
a0bdcc59
EBE		 1805struct devlink_health_reporter *
1806devlink_health_reporter_create(struct devlink *devlink,
1807 const struct devlink_health_reporter_ops *ops,
ba7d16c7 1808 u64 graceful_period, void *priv);
15c724b9
VT		 1809
1810struct devlink_health_reporter *
1811devlink_port_health_reporter_create(struct devlink_port *port,
1812 const struct devlink_health_reporter_ops *ops,
1813 u64 graceful_period, void *priv);
1814
a0bdcc59
EBE		 1815void
1816devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
1817
15c724b9
VT		 1818void
1819devlink_port_health_reporter_destroy(struct devlink_health_reporter *reporter);
1820
a0bdcc59
EBE		 1821void *
1822devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
c8e1da0b
EBE		 1823int devlink_health_report(struct devlink_health_reporter *reporter,
1824 const char *msg, void *priv_ctx);
3167b27a
EBE		 1825void
1826devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
1827 enum devlink_health_reporter_state state);
6181e5cb
VG		 1828void
1829devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter);
a0bdcc59 1830
2670ac26 1831bool devlink_is_reload_failed(const struct devlink *devlink);
77069ba2
MS		 1832void devlink_remote_reload_actions_performed(struct devlink *devlink,
1833 enum devlink_reload_limit limit,
1834 u32 actions_performed);
2670ac26 1835
191ed202
JP		 1836void devlink_flash_update_status_notify(struct devlink *devlink,
1837 const char *status_msg,
1838 const char *component,
1839 unsigned long done,
1840 unsigned long total);
f92970c6
SN		 1841void devlink_flash_update_timeout_notify(struct devlink *devlink,
1842 const char *status_msg,
1843 const char *component,
1844 unsigned long timeout);
191ed202 1845
852e85a7
JP		 1846int devl_traps_register(struct devlink *devlink,
1847 const struct devlink_trap *traps,
1848 size_t traps_count, void *priv);
0f420b6c
IS		 1849int devlink_traps_register(struct devlink *devlink,
1850 const struct devlink_trap *traps,
1851 size_t traps_count, void *priv);
852e85a7
JP		 1852void devl_traps_unregister(struct devlink *devlink,
1853 const struct devlink_trap *traps,
1854 size_t traps_count);
0f420b6c
IS		 1855void devlink_traps_unregister(struct devlink *devlink,
1856 const struct devlink_trap *traps,
1857 size_t traps_count);
5a2e106c
JP		 1858void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb,
1859 void *trap_ctx, struct devlink_port *in_devlink_port,
1860 const struct flow_action_cookie *fa_cookie);
0f420b6c 1861void *devlink_trap_ctx_priv(void *trap_ctx);
852e85a7
JP		 1862int devl_trap_groups_register(struct devlink *devlink,
1863 const struct devlink_trap_group *groups,
1864 size_t groups_count);
95ad9555
IS		 1865int devlink_trap_groups_register(struct devlink *devlink,
1866 const struct devlink_trap_group *groups,
1867 size_t groups_count);
852e85a7
JP		 1868void devl_trap_groups_unregister(struct devlink *devlink,
1869 const struct devlink_trap_group *groups,
1870 size_t groups_count);
95ad9555
IS		 1871void devlink_trap_groups_unregister(struct devlink *devlink,
1872 const struct devlink_trap_group *groups,
1873 size_t groups_count);
1e8c6619 1874int
852e85a7
JP		 1875devl_trap_policers_register(struct devlink *devlink,
1876 const struct devlink_trap_policer *policers,
1877 size_t policers_count);
1e8c6619 1878void
852e85a7
JP		 1879devl_trap_policers_unregister(struct devlink *devlink,
1880 const struct devlink_trap_policer *policers,
1881 size_t policers_count);
0f420b6c 1882
f6b19b35
JP		 1883#if IS_ENABLED(CONFIG_NET_DEVLINK)
1884
46db1b77
JK		 1885struct devlink *__must_check devlink_try_get(struct devlink *devlink);
1886void devlink_put(struct devlink *devlink);
1887
1af0a094 1888void devlink_compat_running_version(struct devlink *devlink,
f4b6bcc7 1889 char *buf, size_t len);
1af0a094 1890int devlink_compat_flash_update(struct devlink *devlink, const char *file_name);
af3836df
JP		 1891int devlink_compat_phys_port_name_get(struct net_device *dev,
1892 char *name, size_t len);
7e1146e8
JP		 1893int devlink_compat_switch_id_get(struct net_device *dev,
1894 struct netdev_phys_item_id *ppid);
f4b6bcc7 1895
dca56c30
JP		 1896int devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port);
1897size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port);
1898
bfcd3a46
JP		 1899#else
1900
46db1b77
JK		 1901static inline struct devlink *devlink_try_get(struct devlink *devlink)
1902{
1903 return NULL;
1904}
1905
1906static inline void devlink_put(struct devlink *devlink)
1907{
1908}
1909
ddb6e99e 1910static inline void
1af0a094 1911devlink_compat_running_version(struct devlink *devlink, char *buf, size_t len)
ddb6e99e
JK		 1912{
1913}
4eceba17
JK		 1914
1915static inline int
1af0a094 1916devlink_compat_flash_update(struct devlink *devlink, const char *file_name)
4eceba17
JK		 1917{
1918 return -EOPNOTSUPP;
1919}
f6b19b35 1920
af3836df
JP		 1921static inline int
1922devlink_compat_phys_port_name_get(struct net_device *dev,
1923 char *name, size_t len)
1924{
1925 return -EOPNOTSUPP;
1926}
1927
7e1146e8
JP		 1928static inline int
1929devlink_compat_switch_id_get(struct net_device *dev,
1930 struct netdev_phys_item_id *ppid)
1931{
1932 return -EOPNOTSUPP;
1933}
1934
dca56c30
JP		 1935static inline int
1936devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port)
1937{
1938 return 0;
1939}
1940
1941static inline size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port)
1942{
1943 return 0;
1944}
1945
ddb6e99e
JK		 1946#endif
1947
bfcd3a46 1948#endif /* _NET_DEVLINK_H_ */
Linux 6.x block layer and io_uring tree(s)