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Merge tag 'mm-hotfixes-stable-2023-05-03-16-27' of git://git.kernel.org/pub/scm/linux...
[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 148 struct list_head reporter_list;
4677efc4
DL		 149
150 struct devlink_rate *devlink_rate;
b8375859 151 struct devlink_linecard *linecard;
bfcd3a46
JP		 152};
153
cd76dcd6
PP		 154struct devlink_port_new_attrs {
155 enum devlink_port_flavour flavour;
156 unsigned int port_index;
157 u32 controller;
158 u32 sfnum;
159 u16 pfnum;
160 u8 port_index_valid:1,
161 controller_valid:1,
162 sfnum_valid:1;
163};
164
fcdc8ce2
JP		 165/**
166 * struct devlink_linecard_ops - Linecard operations
167 * @provision: callback to provision the linecard slot with certain
168 * type of linecard. As a result of this operation,
169 * driver is expected to eventually (could be after
170 * the function call returns) call one of:
171 * devlink_linecard_provision_set()
172 * devlink_linecard_provision_fail()
173 * @unprovision: callback to unprovision the linecard slot. As a result
174 * of this operation, driver is expected to eventually
175 * (could be after the function call returns) call
176 * devlink_linecard_provision_clear()
177 * devlink_linecard_provision_fail()
178 * @same_provision: callback to ask the driver if linecard is already
179 * provisioned in the same way user asks this linecard to be
180 * provisioned.
181 * @types_count: callback to get number of supported types
182 * @types_get: callback to get next type in list
183 */
184struct devlink_linecard_ops {
185 int (*provision)(struct devlink_linecard *linecard, void *priv,
186 const char *type, const void *type_priv,
187 struct netlink_ext_ack *extack);
188 int (*unprovision)(struct devlink_linecard *linecard, void *priv,
189 struct netlink_ext_ack *extack);
190 bool (*same_provision)(struct devlink_linecard *linecard, void *priv,
191 const char *type, const void *type_priv);
192 unsigned int (*types_count)(struct devlink_linecard *linecard,
193 void *priv);
194 void (*types_get)(struct devlink_linecard *linecard,
195 void *priv, unsigned int index, const char **type,
196 const void **type_priv);
197};
198
bf797471
JP		 199struct devlink_sb_pool_info {
200 enum devlink_sb_pool_type pool_type;
201 u32 size;
202 enum devlink_sb_threshold_type threshold_type;
bff5731d 203 u32 cell_size;
bf797471
JP		 204};
205
1555d204
AS		 206/**
207 * struct devlink_dpipe_field - dpipe field object
208 * @name: field name
209 * @id: index inside the headers field array
210 * @bitwidth: bitwidth
211 * @mapping_type: mapping type
212 */
213struct devlink_dpipe_field {
214 const char *name;
215 unsigned int id;
216 unsigned int bitwidth;
217 enum devlink_dpipe_field_mapping_type mapping_type;
218};
219
220/**
221 * struct devlink_dpipe_header - dpipe header object
222 * @name: header name
223 * @id: index, global/local detrmined by global bit
224 * @fields: fields
225 * @fields_count: number of fields
226 * @global: indicates if header is shared like most protocol header
227 * or driver specific
228 */
229struct devlink_dpipe_header {
230 const char *name;
231 unsigned int id;
232 struct devlink_dpipe_field *fields;
233 unsigned int fields_count;
234 bool global;
235};
236
237/**
238 * struct devlink_dpipe_match - represents match operation
239 * @type: type of match
240 * @header_index: header index (packets can have several headers of same
241 * type like in case of tunnels)
242 * @header: header
243 * @fieled_id: field index
244 */
245struct devlink_dpipe_match {
246 enum devlink_dpipe_match_type type;
247 unsigned int header_index;
248 struct devlink_dpipe_header *header;
249 unsigned int field_id;
250};
251
252/**
253 * struct devlink_dpipe_action - represents action operation
254 * @type: type of action
255 * @header_index: header index (packets can have several headers of same
256 * type like in case of tunnels)
257 * @header: header
258 * @fieled_id: field index
259 */
260struct devlink_dpipe_action {
261 enum devlink_dpipe_action_type type;
262 unsigned int header_index;
263 struct devlink_dpipe_header *header;
264 unsigned int field_id;
265};
266
267/**
268 * struct devlink_dpipe_value - represents value of match/action
269 * @action: action
270 * @match: match
271 * @mapping_value: in case the field has some mapping this value
272 * specified the mapping value
273 * @mapping_valid: specify if mapping value is valid
274 * @value_size: value size
275 * @value: value
276 * @mask: bit mask
277 */
278struct devlink_dpipe_value {
279 union {
280 struct devlink_dpipe_action *action;
281 struct devlink_dpipe_match *match;
282 };
283 unsigned int mapping_value;
284 bool mapping_valid;
285 unsigned int value_size;
286 void *value;
287 void *mask;
288};
289
290/**
291 * struct devlink_dpipe_entry - table entry object
292 * @index: index of the entry in the table
293 * @match_values: match values
294 * @matche_values_count: count of matches tuples
295 * @action_values: actions values
296 * @action_values_count: count of actions values
297 * @counter: value of counter
298 * @counter_valid: Specify if value is valid from hardware
299 */
300struct devlink_dpipe_entry {
301 u64 index;
302 struct devlink_dpipe_value *match_values;
303 unsigned int match_values_count;
304 struct devlink_dpipe_value *action_values;
305 unsigned int action_values_count;
306 u64 counter;
307 bool counter_valid;
308};
309
310/**
311 * struct devlink_dpipe_dump_ctx - context provided to driver in order
312 * to dump
313 * @info: info
314 * @cmd: devlink command
315 * @skb: skb
316 * @nest: top attribute
317 * @hdr: hdr
318 */
319struct devlink_dpipe_dump_ctx {
320 struct genl_info *info;
321 enum devlink_command cmd;
322 struct sk_buff *skb;
323 struct nlattr *nest;
324 void *hdr;
325};
326
327struct devlink_dpipe_table_ops;
328
329/**
330 * struct devlink_dpipe_table - table object
331 * @priv: private
332 * @name: table name
1555d204
AS		 333 * @counters_enabled: indicates if counters are active
334 * @counter_control_extern: indicates if counter control is in dpipe or
335 * external tool
56dc7cd0
AS		 336 * @resource_valid: Indicate that the resource id is valid
337 * @resource_id: relative resource this table is related to
338 * @resource_units: number of resource's unit consumed per table's entry
1555d204
AS		 339 * @table_ops: table operations
340 * @rcu: rcu
341 */
342struct devlink_dpipe_table {
343 void *priv;
344 struct list_head list;
345 const char *name;
1555d204
AS		 346 bool counters_enabled;
347 bool counter_control_extern;
56dc7cd0
AS		 348 bool resource_valid;
349 u64 resource_id;
350 u64 resource_units;
1555d204
AS		 351 struct devlink_dpipe_table_ops *table_ops;
352 struct rcu_head rcu;
353};
354
355/**
356 * struct devlink_dpipe_table_ops - dpipe_table ops
357 * @actions_dump - dumps all tables actions
358 * @matches_dump - dumps all tables matches
359 * @entries_dump - dumps all active entries in the table
360 * @counters_set_update - when changing the counter status hardware sync
361 * maybe needed to allocate/free counter related
362 * resources
ffd3cdcc 363 * @size_get - get size
1555d204
AS		 364 */
365struct devlink_dpipe_table_ops {
366 int (*actions_dump)(void *priv, struct sk_buff *skb);
367 int (*matches_dump)(void *priv, struct sk_buff *skb);
368 int (*entries_dump)(void *priv, bool counters_enabled,
369 struct devlink_dpipe_dump_ctx *dump_ctx);
370 int (*counters_set_update)(void *priv, bool enable);
ffd3cdcc 371 u64 (*size_get)(void *priv);
1555d204
AS		 372};
373
374/**
375 * struct devlink_dpipe_headers - dpipe headers
376 * @headers - header array can be shared (global bit) or driver specific
377 * @headers_count - count of headers
378 */
379struct devlink_dpipe_headers {
380 struct devlink_dpipe_header **headers;
381 unsigned int headers_count;
382};
383
d9f9b9a4
AS		 384/**
385 * struct devlink_resource_size_params - resource's size parameters
386 * @size_min: minimum size which can be set
387 * @size_max: maximum size which can be set
388 * @size_granularity: size granularity
389 * @size_unit: resource's basic unit
390 */
391struct devlink_resource_size_params {
392 u64 size_min;
393 u64 size_max;
394 u64 size_granularity;
395 enum devlink_resource_unit unit;
396};
397
77d27096
JP		 398static inline void
399devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
400 u64 size_min, u64 size_max,
401 u64 size_granularity,
402 enum devlink_resource_unit unit)
403{
404 size_params->size_min = size_min;
405 size_params->size_max = size_max;
406 size_params->size_granularity = size_granularity;
407 size_params->unit = unit;
408}
409
fc56be47
JP		 410typedef u64 devlink_resource_occ_get_t(void *priv);
411
d9f9b9a4
AS		 412#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
413
321f7ab0
DR		 414#define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports"
415
bde74ad1 416#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
eabaef18
MS		 417enum devlink_param_type {
418 DEVLINK_PARAM_TYPE_U8,
419 DEVLINK_PARAM_TYPE_U16,
420 DEVLINK_PARAM_TYPE_U32,
421 DEVLINK_PARAM_TYPE_STRING,
422 DEVLINK_PARAM_TYPE_BOOL,
423};
424
425union devlink_param_value {
426 u8 vu8;
427 u16 vu16;
428 u32 vu32;
bde74ad1 429 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
eabaef18
MS		 430 bool vbool;
431};
432
433struct devlink_param_gset_ctx {
434 union devlink_param_value val;
435 enum devlink_param_cmode cmode;
436};
437
6700acc5
SN		 438/**
439 * struct devlink_flash_notify - devlink dev flash notify data
440 * @status_msg: current status string
441 * @component: firmware component being updated
442 * @done: amount of work completed of total amount
443 * @total: amount of work expected to be done
444 * @timeout: expected max timeout in seconds
445 *
446 * These are values to be given to userland to be displayed in order
447 * to show current activity in a firmware update process.
448 */
449struct devlink_flash_notify {
450 const char *status_msg;
451 const char *component;
452 unsigned long done;
453 unsigned long total;
454 unsigned long timeout;
455};
456
eabaef18
MS		 457/**
458 * struct devlink_param - devlink configuration parameter data
459 * @name: name of the parameter
460 * @generic: indicates if the parameter is generic or driver specific
461 * @type: parameter type
462 * @supported_cmodes: bitmap of supported configuration modes
463 * @get: get parameter value, used for runtime and permanent
464 * configuration modes
465 * @set: set parameter value, used for runtime and permanent
466 * configuration modes
e3b7ca18 467 * @validate: validate input value is applicable (within value range, etc.)
eabaef18
MS		 468 *
469 * This struct should be used by the driver to fill the data for
470 * a parameter it registers.
471 */
472struct devlink_param {
473 u32 id;
474 const char *name;
475 bool generic;
476 enum devlink_param_type type;
477 unsigned long supported_cmodes;
478 int (*get)(struct devlink *devlink, u32 id,
479 struct devlink_param_gset_ctx *ctx);
480 int (*set)(struct devlink *devlink, u32 id,
481 struct devlink_param_gset_ctx *ctx);
e3b7ca18
MS		 482 int (*validate)(struct devlink *devlink, u32 id,
483 union devlink_param_value val,
484 struct netlink_ext_ack *extack);
eabaef18
MS		 485};
486
487struct devlink_param_item {
488 struct list_head list;
489 const struct devlink_param *param;
490 union devlink_param_value driverinit_value;
491 bool driverinit_value_valid;
afd888c3
JP		 492 union devlink_param_value driverinit_value_new; /* Not reachable
493 * until reload.
494 */
495 bool driverinit_value_new_valid;
eabaef18
MS		 496};
497
498enum devlink_param_generic_id {
036467c3
MS		 499 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
500 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
f567bcda 501 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
f6a69885 502 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
e3b51061 503 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
f61cba42 504 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
16511789 505 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
846e980a 506 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
5bbd21df 507 DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
6c7295e1 508 DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
195d9dec 509 DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET,
f13a5ad8 510 DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH,
8ddaabee 511 DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA,
076b2a9d 512 DEVLINK_PARAM_GENERIC_ID_ENABLE_VNET,
325e0d0a 513 DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP,
47402385 514 DEVLINK_PARAM_GENERIC_ID_IO_EQ_SIZE,
0b5705eb 515 DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE,
eabaef18
MS		 516
517 /* add new param generic ids above here*/
518 __DEVLINK_PARAM_GENERIC_ID_MAX,
519 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
520};
521
036467c3
MS		 522#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
523#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
524
525#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
526#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
527
f567bcda
VV		 528#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
529#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
530
f6a69885
AV		 531#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
532#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
533
e3b51061
VV		 534#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
535#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
536
f61cba42
VV		 537#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
538#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
539
16511789
VV		 540#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
541#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
542
846e980a
ST		 543#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
544#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
545
5bbd21df
DM		 546#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
547 "reset_dev_on_drv_probe"
548#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
549
6c7295e1
MG		 550#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
551#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
552
195d9dec
MS		 553#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset"
554#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
555
f13a5ad8
PP		 556#define DEVLINK_PARAM_GENERIC_ENABLE_ETH_NAME "enable_eth"
557#define DEVLINK_PARAM_GENERIC_ENABLE_ETH_TYPE DEVLINK_PARAM_TYPE_BOOL
558
8ddaabee
PP		 559#define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_NAME "enable_rdma"
560#define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_TYPE DEVLINK_PARAM_TYPE_BOOL
561
076b2a9d
PP		 562#define DEVLINK_PARAM_GENERIC_ENABLE_VNET_NAME "enable_vnet"
563#define DEVLINK_PARAM_GENERIC_ENABLE_VNET_TYPE DEVLINK_PARAM_TYPE_BOOL
564
325e0d0a
SS		 565#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_NAME "enable_iwarp"
566#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_TYPE DEVLINK_PARAM_TYPE_BOOL
567
47402385
SD		 568#define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_NAME "io_eq_size"
569#define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
570
0b5705eb
SD		 571#define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_NAME "event_eq_size"
572#define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
573
036467c3
MS		 574#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
575{ \
576 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
577 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
578 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
579 .generic = true, \
580 .supported_cmodes = _cmodes, \
581 .get = _get, \
582 .set = _set, \
583 .validate = _validate, \
584}
585
586#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
587{ \
588 .id = _id, \
589 .name = _name, \
590 .type = _type, \
591 .supported_cmodes = _cmodes, \
592 .get = _get, \
593 .set = _set, \
594 .validate = _validate, \
595}
596
785bd550
JK		 597/* Part number, identifier of board design */
598#define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
599/* Revision of board design */
600#define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
14fd1901
JK		 601/* Maker of the board */
602#define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
785bd550 603
7d5aa9a5
SN		 604/* Part number, identifier of asic design */
605#define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id"
606/* Revision of asic design */
607#define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev"
608
609/* Overall FW version */
610#define DEVLINK_INFO_VERSION_GENERIC_FW "fw"
785bd550
JK		 611/* Control processor FW version */
612#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
2d9eade8
VV		 613/* FW interface specification version */
614#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API "fw.mgmt.api"
785bd550
JK		 615/* Data path microcode controlling high-speed packet processing */
616#define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
617/* UNDI software version */
618#define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
619/* NCSI support/handler version */
620#define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
468672b2
JK		 621/* FW parameter set id */
622#define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid"
41c0d917
VV		 623/* RoCE FW version */
624#define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce"
c90977a3
JK		 625/* Firmware bundle identifier */
626#define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id"
01d80532
VM		 627/* Bootloader */
628#define DEVLINK_INFO_VERSION_GENERIC_FW_BOOTLOADER "fw.bootloader"
785bd550 629
bc75c054
JK		 630/**
631 * struct devlink_flash_update_params - Flash Update parameters
b44cfd4f 632 * @fw: pointer to the firmware data to update from
bc75c054
JK		 633 * @component: the flash component to update
634 *
b44cfd4f 635 * With the exception of fw, drivers must opt-in to parameters by
bc75c054
JK		 636 * setting the appropriate bit in the supported_flash_update_params field in
637 * their devlink_ops structure.
638 */
639struct devlink_flash_update_params {
b44cfd4f 640 const struct firmware *fw;
bc75c054 641 const char *component;
5d5b4128 642 u32 overwrite_mask;
bc75c054
JK		 643};
644
f94b6063 645#define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(0)
22ec3d23 646
b16ebe92 647struct devlink_region;
c4a67a21 648struct devlink_info_req;
b16ebe92 649
e8937681
JK		 650/**
651 * struct devlink_region_ops - Region operations
652 * @name: region name
a0a09f6b 653 * @destructor: callback used to free snapshot memory when deleting
b9a17abf
JK		 654 * @snapshot: callback to request an immediate snapshot. On success,
655 * the data variable must be updated to point to the snapshot data.
656 * The function will be called while the devlink instance lock is
657 * held.
af6397c9
JK		 658 * @read: callback to directly read a portion of the region. On success,
659 * the data pointer will be updated with the contents of the
660 * requested portion of the region. The function will be called
661 * while the devlink instance lock is held.
e14e05e7 662 * @priv: Pointer to driver private data for the region operation
e8937681
JK		 663 */
664struct devlink_region_ops {
665 const char *name;
a0a09f6b 666 void (*destructor)(const void *data);
d4602a9f
AL		 667 int (*snapshot)(struct devlink *devlink,
668 const struct devlink_region_ops *ops,
669 struct netlink_ext_ack *extack,
b9a17abf 670 u8 **data);
af6397c9
JK		 671 int (*read)(struct devlink *devlink,
672 const struct devlink_region_ops *ops,
673 struct netlink_ext_ack *extack,
674 u64 offset, u32 size, u8 *data);
e14e05e7 675 void *priv;
e8937681
JK		 676};
677
544e7c33
AL		 678/**
679 * struct devlink_port_region_ops - Region operations for a port
680 * @name: region name
681 * @destructor: callback used to free snapshot memory when deleting
682 * @snapshot: callback to request an immediate snapshot. On success,
683 * the data variable must be updated to point to the snapshot data.
684 * The function will be called while the devlink instance lock is
685 * held.
af6397c9
JK		 686 * @read: callback to directly read a portion of the region. On success,
687 * the data pointer will be updated with the contents of the
688 * requested portion of the region. The function will be called
689 * while the devlink instance lock is held.
544e7c33
AL		 690 * @priv: Pointer to driver private data for the region operation
691 */
692struct devlink_port_region_ops {
693 const char *name;
694 void (*destructor)(const void *data);
695 int (*snapshot)(struct devlink_port *port,
696 const struct devlink_port_region_ops *ops,
697 struct netlink_ext_ack *extack,
698 u8 **data);
af6397c9
JK		 699 int (*read)(struct devlink_port *port,
700 const struct devlink_port_region_ops *ops,
701 struct netlink_ext_ack *extack,
702 u64 offset, u32 size, u8 *data);
544e7c33
AL		 703 void *priv;
704};
705
1db64e87 706struct devlink_fmsg;
a0bdcc59
EBE		 707struct devlink_health_reporter;
708
3167b27a
EBE		 709enum devlink_health_reporter_state {
710 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
711 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
712};
713
a0bdcc59
EBE		 714/**
715 * struct devlink_health_reporter_ops - Reporter operations
716 * @name: reporter name
717 * @recover: callback to recover from reported error
718 * if priv_ctx is NULL, run a full recover
719 * @dump: callback to dump an object
720 * if priv_ctx is NULL, run a full dump
721 * @diagnose: callback to diagnose the current status
e2ce94dc 722 * @test: callback to trigger a test event
a0bdcc59
EBE		 723 */
724
725struct devlink_health_reporter_ops {
726 char *name;
727 int (*recover)(struct devlink_health_reporter *reporter,
e7a98105 728 void *priv_ctx, struct netlink_ext_ack *extack);
a0bdcc59 729 int (*dump)(struct devlink_health_reporter *reporter,
e7a98105
JP		 730 struct devlink_fmsg *fmsg, void *priv_ctx,
731 struct netlink_ext_ack *extack);
a0bdcc59 732 int (*diagnose)(struct devlink_health_reporter *reporter,
e7a98105
JP		 733 struct devlink_fmsg *fmsg,
734 struct netlink_ext_ack *extack);
e2ce94dc
JP		 735 int (*test)(struct devlink_health_reporter *reporter,
736 struct netlink_ext_ack *extack);
a0bdcc59 737};
1db64e87 738
5b88823b
IS		 739/**
740 * struct devlink_trap_metadata - Packet trap metadata.
741 * @trap_name: Trap name.
742 * @trap_group_name: Trap group name.
743 * @input_dev: Input netdevice.
4dbd24f6 744 * @dev_tracker: refcount tracker for @input_dev.
5b88823b 745 * @fa_cookie: Flow action user cookie.
93e15596 746 * @trap_type: Trap type.
5b88823b
IS		 747 */
748struct devlink_trap_metadata {
749 const char *trap_name;
750 const char *trap_group_name;
4dbd24f6 751
5b88823b 752 struct net_device *input_dev;
4dbd24f6
ED		 753 netdevice_tracker dev_tracker;
754
5b88823b 755 const struct flow_action_cookie *fa_cookie;
93e15596 756 enum devlink_trap_type trap_type;
5b88823b
IS		 757};
758
1e8c6619
IS		 759/**
760 * struct devlink_trap_policer - Immutable packet trap policer attributes.
761 * @id: Policer identifier.
762 * @init_rate: Initial rate in packets / sec.
763 * @init_burst: Initial burst size in packets.
764 * @max_rate: Maximum rate.
765 * @min_rate: Minimum rate.
766 * @max_burst: Maximum burst size.
767 * @min_burst: Minimum burst size.
768 *
769 * Describes immutable attributes of packet trap policers that drivers register
770 * with devlink.
771 */
772struct devlink_trap_policer {
773 u32 id;
774 u64 init_rate;
775 u64 init_burst;
776 u64 max_rate;
777 u64 min_rate;
778 u64 max_burst;
779 u64 min_burst;
780};
781
0f420b6c
IS		 782/**
783 * struct devlink_trap_group - Immutable packet trap group attributes.
784 * @name: Trap group name.
785 * @id: Trap group identifier.
786 * @generic: Whether the trap group is generic or not.
f9f54392 787 * @init_policer_id: Initial policer identifier.
0f420b6c
IS		 788 *
789 * Describes immutable attributes of packet trap groups that drivers register
790 * with devlink.
791 */
792struct devlink_trap_group {
793 const char *name;
794 u16 id;
795 bool generic;
f9f54392 796 u32 init_policer_id;
0f420b6c
IS		 797};
798
799#define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0)
85b0589e 800#define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1)
0f420b6c
IS		 801
802/**
803 * struct devlink_trap - Immutable packet trap attributes.
804 * @type: Trap type.
805 * @init_action: Initial trap action.
806 * @generic: Whether the trap is generic or not.
807 * @id: Trap identifier.
808 * @name: Trap name.
107f1678 809 * @init_group_id: Initial group identifier.
0f420b6c
IS		 810 * @metadata_cap: Metadata types that can be provided by the trap.
811 *
812 * Describes immutable attributes of packet traps that drivers register with
813 * devlink.
814 */
815struct devlink_trap {
816 enum devlink_trap_type type;
817 enum devlink_trap_action init_action;
818 bool generic;
819 u16 id;
820 const char *name;
107f1678 821 u16 init_group_id;
0f420b6c
IS		 822 u32 metadata_cap;
823};
824
f3047ca0 825/* All traps must be documented in
f4bdd710 826 * Documentation/networking/devlink/devlink-trap.rst
f3047ca0 827 */
0f420b6c 828enum devlink_trap_generic_id {
391203ab
IS		 829 DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
830 DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
831 DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
832 DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER,
833 DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST,
834 DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER,
835 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE,
836 DEVLINK_TRAP_GENERIC_ID_TTL_ERROR,
837 DEVLINK_TRAP_GENERIC_ID_TAIL_DROP,
6896cc4d
AC		 838 DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET,
839 DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC,
840 DEVLINK_TRAP_GENERIC_ID_DIP_LB,
841 DEVLINK_TRAP_GENERIC_ID_SIP_MC,
842 DEVLINK_TRAP_GENERIC_ID_SIP_LB,
843 DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR,
844 DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC,
845 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE,
846 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
3b063ae5
AC		 847 DEVLINK_TRAP_GENERIC_ID_MTU_ERROR,
848 DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH,
849 DEVLINK_TRAP_GENERIC_ID_RPF,
850 DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE,
851 DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS,
852 DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS,
95f0ead8 853 DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE,
13c056ec 854 DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR,
c3cae491 855 DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
ecd942a0
JP		 856 DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP,
857 DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP,
515eac67
IS		 858 DEVLINK_TRAP_GENERIC_ID_STP,
859 DEVLINK_TRAP_GENERIC_ID_LACP,
860 DEVLINK_TRAP_GENERIC_ID_LLDP,
861 DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY,
862 DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT,
863 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT,
864 DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT,
865 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE,
866 DEVLINK_TRAP_GENERIC_ID_MLD_QUERY,
867 DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT,
868 DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT,
869 DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE,
d77cfd16
IS		 870 DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP,
871 DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP,
872 DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST,
873 DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE,
874 DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY,
875 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT,
876 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT,
877 DEVLINK_TRAP_GENERIC_ID_IPV4_BFD,
878 DEVLINK_TRAP_GENERIC_ID_IPV6_BFD,
879 DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF,
880 DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF,
881 DEVLINK_TRAP_GENERIC_ID_IPV4_BGP,
882 DEVLINK_TRAP_GENERIC_ID_IPV6_BGP,
883 DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP,
884 DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP,
885 DEVLINK_TRAP_GENERIC_ID_IPV4_PIM,
886 DEVLINK_TRAP_GENERIC_ID_IPV6_PIM,
887 DEVLINK_TRAP_GENERIC_ID_UC_LB,
888 DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE,
889 DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE,
890 DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE,
891 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES,
892 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS,
893 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT,
894 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT,
895 DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT,
896 DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT,
897 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT,
898 DEVLINK_TRAP_GENERIC_ID_PTP_EVENT,
899 DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL,
5eb18a2b
IS		 900 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE,
901 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP,
08e335f6 902 DEVLINK_TRAP_GENERIC_ID_EARLY_DROP,
10c24eb2
IC		 903 DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING,
904 DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING,
905 DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING,
906 DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING,
907 DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING,
908 DEVLINK_TRAP_GENERIC_ID_ARP_PARSING,
909 DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING,
910 DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING,
911 DEVLINK_TRAP_GENERIC_ID_GRE_PARSING,
912 DEVLINK_TRAP_GENERIC_ID_UDP_PARSING,
913 DEVLINK_TRAP_GENERIC_ID_TCP_PARSING,
914 DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING,
915 DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING,
916 DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING,
917 DEVLINK_TRAP_GENERIC_ID_GTP_PARSING,
918 DEVLINK_TRAP_GENERIC_ID_ESP_PARSING,
f0a5013e 919 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_NEXTHOP,
e78ab164 920 DEVLINK_TRAP_GENERIC_ID_DMAC_FILTER,
2640a82b
IS		 921 DEVLINK_TRAP_GENERIC_ID_EAPOL,
922 DEVLINK_TRAP_GENERIC_ID_LOCKED_PORT,
391203ab 923
0f420b6c
IS		 924 /* Add new generic trap IDs above */
925 __DEVLINK_TRAP_GENERIC_ID_MAX,
926 DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1,
927};
928
f3047ca0 929/* All trap groups must be documented in
f4bdd710 930 * Documentation/networking/devlink/devlink-trap.rst
f3047ca0 931 */
0f420b6c 932enum devlink_trap_group_generic_id {
391203ab
IS		 933 DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS,
934 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS,
678eb199 935 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS,
391203ab 936 DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS,
13c056ec 937 DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS,
ecd942a0 938 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS,
515eac67
IS		 939 DEVLINK_TRAP_GROUP_GENERIC_ID_STP,
940 DEVLINK_TRAP_GROUP_GENERIC_ID_LACP,
941 DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP,
942 DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING,
d77cfd16
IS		 943 DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP,
944 DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY,
945 DEVLINK_TRAP_GROUP_GENERIC_ID_BFD,
946 DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF,
947 DEVLINK_TRAP_GROUP_GENERIC_ID_BGP,
948 DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP,
949 DEVLINK_TRAP_GROUP_GENERIC_ID_PIM,
950 DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB,
951 DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY,
ec4f5b36 952 DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY,
d77cfd16
IS		 953 DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6,
954 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT,
955 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL,
5eb18a2b
IS		 956 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE,
957 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP,
10c24eb2 958 DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS,
2640a82b 959 DEVLINK_TRAP_GROUP_GENERIC_ID_EAPOL,
391203ab 960
0f420b6c
IS		 961 /* Add new generic trap group IDs above */
962 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX,
963 DEVLINK_TRAP_GROUP_GENERIC_ID_MAX =
964 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1,
965};
966
391203ab
IS		 967#define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
968 "source_mac_is_multicast"
969#define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
970 "vlan_tag_mismatch"
971#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
972 "ingress_vlan_filter"
973#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
974 "ingress_spanning_tree_filter"
975#define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
976 "port_list_is_empty"
977#define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
978 "port_loopback_filter"
979#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
980 "blackhole_route"
981#define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
982 "ttl_value_is_too_small"
983#define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
984 "tail_drop"
6896cc4d
AC		 985#define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
986 "non_ip"
987#define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
988 "uc_dip_over_mc_dmac"
989#define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
990 "dip_is_loopback_address"
991#define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
992 "sip_is_mc"
993#define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
994 "sip_is_loopback_address"
995#define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
996 "ip_header_corrupted"
997#define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
998 "ipv4_sip_is_limited_bc"
999#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
1000 "ipv6_mc_dip_reserved_scope"
1001#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
1002 "ipv6_mc_dip_interface_local_scope"
3b063ae5
AC		 1003#define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
1004 "mtu_value_is_too_small"
1005#define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
1006 "unresolved_neigh"
1007#define DEVLINK_TRAP_GENERIC_NAME_RPF \
1008 "mc_reverse_path_forwarding"
1009#define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
1010 "reject_route"
1011#define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
1012 "ipv4_lpm_miss"
1013#define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
1014 "ipv6_lpm_miss"
95f0ead8
AC		 1015#define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
1016 "non_routable_packet"
13c056ec
AC		 1017#define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
1018 "decap_error"
c3cae491
AC		 1019#define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
1020 "overlay_smac_is_mc"
ecd942a0
JP		 1021#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
1022 "ingress_flow_action_drop"
1023#define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
1024 "egress_flow_action_drop"
515eac67
IS		 1025#define DEVLINK_TRAP_GENERIC_NAME_STP \
1026 "stp"
1027#define DEVLINK_TRAP_GENERIC_NAME_LACP \
1028 "lacp"
1029#define DEVLINK_TRAP_GENERIC_NAME_LLDP \
1030 "lldp"
1031#define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \
1032 "igmp_query"
1033#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \
1034 "igmp_v1_report"
1035#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \
1036 "igmp_v2_report"
1037#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \
1038 "igmp_v3_report"
1039#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \
1040 "igmp_v2_leave"
1041#define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \
1042 "mld_query"
1043#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \
1044 "mld_v1_report"
1045#define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \
1046 "mld_v2_report"
1047#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \
1048 "mld_v1_done"
d77cfd16
IS		 1049#define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \
1050 "ipv4_dhcp"
1051#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \
1052 "ipv6_dhcp"
1053#define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \
1054 "arp_request"
1055#define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \
1056 "arp_response"
1057#define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \
1058 "arp_overlay"
1059#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \
1060 "ipv6_neigh_solicit"
1061#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \
1062 "ipv6_neigh_advert"
1063#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \
1064 "ipv4_bfd"
1065#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \
1066 "ipv6_bfd"
1067#define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \
1068 "ipv4_ospf"
1069#define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \
1070 "ipv6_ospf"
1071#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \
1072 "ipv4_bgp"
1073#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \
1074 "ipv6_bgp"
1075#define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \
1076 "ipv4_vrrp"
1077#define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \
1078 "ipv6_vrrp"
1079#define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \
1080 "ipv4_pim"
1081#define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \
1082 "ipv6_pim"
1083#define DEVLINK_TRAP_GENERIC_NAME_UC_LB \
1084 "uc_loopback"
1085#define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \
1086 "local_route"
1087#define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \
1088 "external_route"
1089#define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \
1090 "ipv6_uc_dip_link_local_scope"
1091#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \
1092 "ipv6_dip_all_nodes"
1093#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \
1094 "ipv6_dip_all_routers"
1095#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \
1096 "ipv6_router_solicit"
1097#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \
1098 "ipv6_router_advert"
1099#define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \
1100 "ipv6_redirect"
1101#define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \
1102 "ipv4_router_alert"
1103#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \
1104 "ipv6_router_alert"
1105#define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \
1106 "ptp_event"
1107#define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \
1108 "ptp_general"
5eb18a2b
IS		 1109#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \
1110 "flow_action_sample"
1111#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \
1112 "flow_action_trap"
08e335f6
AC		 1113#define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \
1114 "early_drop"
10c24eb2
IC		 1115#define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \
1116 "vxlan_parsing"
1117#define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \
1118 "llc_snap_parsing"
1119#define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \
1120 "vlan_parsing"
1121#define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \
1122 "pppoe_ppp_parsing"
1123#define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \
1124 "mpls_parsing"
1125#define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \
1126 "arp_parsing"
1127#define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \
1128 "ip_1_parsing"
1129#define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \
1130 "ip_n_parsing"
1131#define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \
1132 "gre_parsing"
1133#define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \
1134 "udp_parsing"
1135#define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \
1136 "tcp_parsing"
1137#define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \
1138 "ipsec_parsing"
1139#define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \
1140 "sctp_parsing"
1141#define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \
1142 "dccp_parsing"
1143#define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \
1144 "gtp_parsing"
1145#define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \
1146 "esp_parsing"
f0a5013e
IS		 1147#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_NEXTHOP \
1148 "blackhole_nexthop"
e78ab164 1149#define DEVLINK_TRAP_GENERIC_NAME_DMAC_FILTER \
e13e4536 1150 "dmac_filter"
2640a82b
IS		 1151#define DEVLINK_TRAP_GENERIC_NAME_EAPOL \
1152 "eapol"
1153#define DEVLINK_TRAP_GENERIC_NAME_LOCKED_PORT \
1154 "locked_port"
391203ab
IS		 1155
1156#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
1157 "l2_drops"
1158#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
1159 "l3_drops"
678eb199
IS		 1160#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \
1161 "l3_exceptions"
391203ab
IS		 1162#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
1163 "buffer_drops"
13c056ec
AC		 1164#define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
1165 "tunnel_drops"
ecd942a0
JP		 1166#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
1167 "acl_drops"
515eac67
IS		 1168#define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \
1169 "stp"
1170#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \
1171 "lacp"
1172#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \
1173 "lldp"
1174#define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING \
1175 "mc_snooping"
d77cfd16
IS		 1176#define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \
1177 "dhcp"
1178#define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \
1179 "neigh_discovery"
1180#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \
1181 "bfd"
1182#define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \
1183 "ospf"
1184#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \
1185 "bgp"
1186#define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \
1187 "vrrp"
1188#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \
1189 "pim"
1190#define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \
1191 "uc_loopback"
1192#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \
1193 "local_delivery"
ec4f5b36
IS		 1194#define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \
1195 "external_delivery"
d77cfd16
IS		 1196#define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \
1197 "ipv6"
1198#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \
1199 "ptp_event"
1200#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \
1201 "ptp_general"
5eb18a2b
IS		 1202#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \
1203 "acl_sample"
1204#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \
1205 "acl_trap"
10c24eb2
IC		 1206#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \
1207 "parser_error_drops"
2640a82b
IS		 1208#define DEVLINK_TRAP_GROUP_GENERIC_NAME_EAPOL \
1209 "eapol"
391203ab 1210
107f1678
IS		 1211#define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \
1212 _metadata_cap) \
0f420b6c
IS		 1213 { \
1214 .type = DEVLINK_TRAP_TYPE_##_type, \
1215 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1216 .generic = true, \
1217 .id = DEVLINK_TRAP_GENERIC_ID_##_id, \
1218 .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \
107f1678 1219 .init_group_id = _group_id, \
0f420b6c
IS		 1220 .metadata_cap = _metadata_cap, \
1221 }
1222
107f1678 1223#define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \
0f420b6c
IS		 1224 _metadata_cap) \
1225 { \
1226 .type = DEVLINK_TRAP_TYPE_##_type, \
1227 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1228 .generic = false, \
1229 .id = _id, \
1230 .name = _name, \
107f1678 1231 .init_group_id = _group_id, \
0f420b6c
IS		 1232 .metadata_cap = _metadata_cap, \
1233 }
1234
f9f54392 1235#define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id) \
0f420b6c
IS		 1236 { \
1237 .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \
1238 .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \
1239 .generic = true, \
f9f54392 1240 .init_policer_id = _policer_id, \
0f420b6c
IS		 1241 }
1242
1e8c6619
IS		 1243#define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate, \
1244 _max_burst, _min_burst) \
1245 { \
1246 .id = _id, \
1247 .init_rate = _rate, \
1248 .init_burst = _burst, \
1249 .max_rate = _max_rate, \
1250 .min_rate = _min_rate, \
1251 .max_burst = _max_burst, \
1252 .min_burst = _min_burst, \
1253 }
1254
bd032e35
LR		 1255enum {
1256 /* device supports reload operations */
1257 DEVLINK_F_RELOAD = 1UL << 0,
1258};
1259
bfcd3a46 1260struct devlink_ops {
22ec3d23
JK		 1261 /**
1262 * @supported_flash_update_params:
1263 * mask of parameters supported by the driver's .flash_update
1264 * implemementation.
1265 */
1266 u32 supported_flash_update_params;
ccdf0721 1267 unsigned long reload_actions;
dc64cc7c 1268 unsigned long reload_limits;
070c63f2 1269 int (*reload_down)(struct devlink *devlink, bool netns_change,
dc64cc7c
MS		 1270 enum devlink_reload_action action,
1271 enum devlink_reload_limit limit,
1272 struct netlink_ext_ack *extack);
ccdf0721 1273 int (*reload_up)(struct devlink *devlink, enum devlink_reload_action action,
dc64cc7c
MS		 1274 enum devlink_reload_limit limit, u32 *actions_performed,
1275 struct netlink_ext_ack *extack);
bfcd3a46
JP		 1276 int (*port_type_set)(struct devlink_port *devlink_port,
1277 enum devlink_port_type port_type);
706217c1 1278 int (*port_split)(struct devlink *devlink, struct devlink_port *port,
ac0fc8a1 1279 unsigned int count, struct netlink_ext_ack *extack);
706217c1 1280 int (*port_unsplit)(struct devlink *devlink, struct devlink_port *port,
ac0fc8a1 1281 struct netlink_ext_ack *extack);
bf797471
JP		 1282 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
1283 u16 pool_index,
1284 struct devlink_sb_pool_info *pool_info);
1285 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
1286 u16 pool_index, u32 size,
f2ad1a52
IS		 1287 enum devlink_sb_threshold_type threshold_type,
1288 struct netlink_ext_ack *extack);
bf797471
JP		 1289 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
1290 unsigned int sb_index, u16 pool_index,
1291 u32 *p_threshold);
1292 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
1293 unsigned int sb_index, u16 pool_index,
f2ad1a52 1294 u32 threshold, struct netlink_ext_ack *extack);
bf797471
JP		 1295 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
1296 unsigned int sb_index,
1297 u16 tc_index,
1298 enum devlink_sb_pool_type pool_type,
1299 u16 *p_pool_index, u32 *p_threshold);
1300 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
1301 unsigned int sb_index,
1302 u16 tc_index,
1303 enum devlink_sb_pool_type pool_type,
f2ad1a52
IS		 1304 u16 pool_index, u32 threshold,
1305 struct netlink_ext_ack *extack);
df38dafd
JP		 1306 int (*sb_occ_snapshot)(struct devlink *devlink,
1307 unsigned int sb_index);
1308 int (*sb_occ_max_clear)(struct devlink *devlink,
1309 unsigned int sb_index);
1310 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
1311 unsigned int sb_index, u16 pool_index,
1312 u32 *p_cur, u32 *p_max);
1313 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
1314 unsigned int sb_index,
1315 u16 tc_index,
1316 enum devlink_sb_pool_type pool_type,
1317 u32 *p_cur, u32 *p_max);
08f4b591
OG		 1318
1319 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
db7ff19e
EB		 1320 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
1321 struct netlink_ext_ack *extack);
59bfde01 1322 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
db7ff19e
EB		 1323 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
1324 struct netlink_ext_ack *extack);
98fdbea5
LR		 1325 int (*eswitch_encap_mode_get)(struct devlink *devlink,
1326 enum devlink_eswitch_encap_mode *p_encap_mode);
1327 int (*eswitch_encap_mode_set)(struct devlink *devlink,
1328 enum devlink_eswitch_encap_mode encap_mode,
db7ff19e 1329 struct netlink_ext_ack *extack);
f9cf2288
JK		 1330 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
1331 struct netlink_ext_ack *extack);
22ec3d23
JK		 1332 /**
1333 * @flash_update: Device flash update function
1334 *
1335 * Used to perform a flash update for the device. The set of
1336 * parameters supported by the driver should be set in
1337 * supported_flash_update_params.
1338 */
bc75c054
JK		 1339 int (*flash_update)(struct devlink *devlink,
1340 struct devlink_flash_update_params *params,
76726ccb 1341 struct netlink_ext_ack *extack);
0f420b6c
IS		 1342 /**
1343 * @trap_init: Trap initialization function.
1344 *
1345 * Should be used by device drivers to initialize the trap in the
1346 * underlying device. Drivers should also store the provided trap
1347 * context, so that they could efficiently pass it to
1348 * devlink_trap_report() when the trap is triggered.
1349 */
1350 int (*trap_init)(struct devlink *devlink,
1351 const struct devlink_trap *trap, void *trap_ctx);
1352 /**
1353 * @trap_fini: Trap de-initialization function.
1354 *
1355 * Should be used by device drivers to de-initialize the trap in the
1356 * underlying device.
1357 */
1358 void (*trap_fini)(struct devlink *devlink,
1359 const struct devlink_trap *trap, void *trap_ctx);
1360 /**
1361 * @trap_action_set: Trap action set function.
1362 */
1363 int (*trap_action_set)(struct devlink *devlink,
1364 const struct devlink_trap *trap,
c88e11e0
IS		 1365 enum devlink_trap_action action,
1366 struct netlink_ext_ack *extack);
0f420b6c
IS		 1367 /**
1368 * @trap_group_init: Trap group initialization function.
1369 *
1370 * Should be used by device drivers to initialize the trap group in the
1371 * underlying device.
1372 */
1373 int (*trap_group_init)(struct devlink *devlink,
1374 const struct devlink_trap_group *group);
c064875a
IS		 1375 /**
1376 * @trap_group_set: Trap group parameters set function.
1377 *
1378 * Note: @policer can be NULL when a policer is being unbound from
1379 * @group.
1380 */
1381 int (*trap_group_set)(struct devlink *devlink,
1382 const struct devlink_trap_group *group,
c88e11e0
IS		 1383 const struct devlink_trap_policer *policer,
1384 struct netlink_ext_ack *extack);
c50bf2be
IC		 1385 /**
1386 * @trap_group_action_set: Trap group action set function.
1387 *
1388 * If this callback is populated, it will take precedence over looping
1389 * over all traps in a group and calling .trap_action_set().
1390 */
1391 int (*trap_group_action_set)(struct devlink *devlink,
1392 const struct devlink_trap_group *group,
1393 enum devlink_trap_action action,
1394 struct netlink_ext_ack *extack);
ddee9dbc
OM		 1395 /**
1396 * @trap_drop_counter_get: Trap drop counter get function.
1397 *
1398 * Should be used by device drivers to report number of packets
1399 * that have been dropped, and cannot be passed to the devlink
1400 * subsystem by the underlying device.
1401 */
1402 int (*trap_drop_counter_get)(struct devlink *devlink,
1403 const struct devlink_trap *trap,
1404 u64 *p_drops);
1e8c6619
IS		 1405 /**
1406 * @trap_policer_init: Trap policer initialization function.
1407 *
1408 * Should be used by device drivers to initialize the trap policer in
1409 * the underlying device.
1410 */
1411 int (*trap_policer_init)(struct devlink *devlink,
1412 const struct devlink_trap_policer *policer);
1413 /**
1414 * @trap_policer_fini: Trap policer de-initialization function.
1415 *
1416 * Should be used by device drivers to de-initialize the trap policer
1417 * in the underlying device.
1418 */
1419 void (*trap_policer_fini)(struct devlink *devlink,
1420 const struct devlink_trap_policer *policer);
1421 /**
1422 * @trap_policer_set: Trap policer parameters set function.
1423 */
1424 int (*trap_policer_set)(struct devlink *devlink,
1425 const struct devlink_trap_policer *policer,
1426 u64 rate, u64 burst,
1427 struct netlink_ext_ack *extack);
1428 /**
1429 * @trap_policer_counter_get: Trap policer counter get function.
1430 *
1431 * Should be used by device drivers to report number of packets dropped
1432 * by the policer.
1433 */
1434 int (*trap_policer_counter_get)(struct devlink *devlink,
1435 const struct devlink_trap_policer *policer,
1436 u64 *p_drops);
2a916ecc
PP		 1437 /**
1438 * @port_function_hw_addr_get: Port function's hardware address get function.
1439 *
1440 * Should be used by device drivers to report the hardware address of a function managed
1441 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1442 * function handling for a particular port.
1443 *
1444 * Note: @extack can be NULL when port notifier queries the port function.
1445 */
82564f6c
LR		 1446 int (*port_function_hw_addr_get)(struct devlink_port *port, u8 *hw_addr,
1447 int *hw_addr_len,
2a916ecc 1448 struct netlink_ext_ack *extack);
a1e8ae90
PP		 1449 /**
1450 * @port_function_hw_addr_set: Port function's hardware address set function.
1451 *
1452 * Should be used by device drivers to set the hardware address of a function managed
1453 * by the devlink port. Driver should return -EOPNOTSUPP if it doesn't support port
1454 * function handling for a particular port.
1455 */
82564f6c 1456 int (*port_function_hw_addr_set)(struct devlink_port *port,
a1e8ae90
PP		 1457 const u8 *hw_addr, int hw_addr_len,
1458 struct netlink_ext_ack *extack);
da65e9ff
SD		 1459 /**
1460 * @port_fn_roce_get: Port function's roce get function.
1461 *
1462 * Query RoCE state of a function managed by the devlink port.
1463 * Return -EOPNOTSUPP if port function RoCE handling is not supported.
1464 */
1465 int (*port_fn_roce_get)(struct devlink_port *devlink_port,
1466 bool *is_enable,
1467 struct netlink_ext_ack *extack);
1468 /**
1469 * @port_fn_roce_set: Port function's roce set function.
1470 *
1471 * Enable/Disable the RoCE state of a function managed by the devlink
1472 * port.
1473 * Return -EOPNOTSUPP if port function RoCE handling is not supported.
1474 */
1475 int (*port_fn_roce_set)(struct devlink_port *devlink_port,
1476 bool enable, struct netlink_ext_ack *extack);
a8ce7b26
SD		 1477 /**
1478 * @port_fn_migratable_get: Port function's migratable get function.
1479 *
1480 * Query migratable state of a function managed by the devlink port.
1481 * Return -EOPNOTSUPP if port function migratable handling is not
1482 * supported.
1483 */
1484 int (*port_fn_migratable_get)(struct devlink_port *devlink_port,
1485 bool *is_enable,
1486 struct netlink_ext_ack *extack);
1487 /**
1488 * @port_fn_migratable_set: Port function's migratable set function.
1489 *
1490 * Enable/Disable migratable state of a function managed by the devlink
1491 * port.
1492 * Return -EOPNOTSUPP if port function migratable handling is not
1493 * supported.
1494 */
1495 int (*port_fn_migratable_set)(struct devlink_port *devlink_port,
1496 bool enable,
1497 struct netlink_ext_ack *extack);
cd76dcd6
PP		 1498 /**
1499 * port_new() - Add a new port function of a specified flavor
1500 * @devlink: Devlink instance
1501 * @attrs: attributes of the new port
1502 * @extack: extack for reporting error messages
1503 * @new_port_index: index of the new port
1504 *
1505 * Devlink core will call this device driver function upon user request
1506 * to create a new port function of a specified flavor and optional
1507 * attributes
1508 *
1509 * Notes:
1510 * - Called without devlink instance lock being held. Drivers must
1511 * implement own means of synchronization
1512 * - On success, drivers must register a port with devlink core
1513 *
1514 * Return: 0 on success, negative value otherwise.
1515 */
1516 int (*port_new)(struct devlink *devlink,
1517 const struct devlink_port_new_attrs *attrs,
1518 struct netlink_ext_ack *extack,
1519 unsigned int *new_port_index);
1520 /**
1521 * port_del() - Delete a port function
1522 * @devlink: Devlink instance
1523 * @port_index: port function index to delete
1524 * @extack: extack for reporting error messages
1525 *
1526 * Devlink core will call this device driver function upon user request
1527 * to delete a previously created port function
1528 *
1529 * Notes:
1530 * - Called without devlink instance lock being held. Drivers must
1531 * implement own means of synchronization
1532 * - On success, drivers must unregister the corresponding devlink
1533 * port
1534 *
1535 * Return: 0 on success, negative value otherwise.
1536 */
1537 int (*port_del)(struct devlink *devlink, unsigned int port_index,
1538 struct netlink_ext_ack *extack);
a556dded
PP		 1539 /**
1540 * port_fn_state_get() - Get the state of a port function
1541 * @devlink: Devlink instance
1542 * @port: The devlink port
1543 * @state: Admin configured state
1544 * @opstate: Current operational state
1545 * @extack: extack for reporting error messages
1546 *
1547 * Reports the admin and operational state of a devlink port function
1548 *
1549 * Return: 0 on success, negative value otherwise.
1550 */
82564f6c 1551 int (*port_fn_state_get)(struct devlink_port *port,
a556dded
PP		 1552 enum devlink_port_fn_state *state,
1553 enum devlink_port_fn_opstate *opstate,
1554 struct netlink_ext_ack *extack);
1555 /**
1556 * port_fn_state_set() - Set the admin state of a port function
1557 * @devlink: Devlink instance
1558 * @port: The devlink port
1559 * @state: Admin state
1560 * @extack: extack for reporting error messages
1561 *
1562 * Set the admin state of a devlink port function
1563 *
1564 * Return: 0 on success, negative value otherwise.
1565 */
82564f6c 1566 int (*port_fn_state_set)(struct devlink_port *port,
a556dded
PP		 1567 enum devlink_port_fn_state state,
1568 struct netlink_ext_ack *extack);
1897db2e
DL		 1569
1570 /**
1571 * Rate control callbacks.
1572 */
1573 int (*rate_leaf_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1574 u64 tx_share, struct netlink_ext_ack *extack);
1575 int (*rate_leaf_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1576 u64 tx_max, struct netlink_ext_ack *extack);
cd502236
MW		 1577 int (*rate_leaf_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv,
1578 u32 tx_priority, struct netlink_ext_ack *extack);
6e2d7e84
MW		 1579 int (*rate_leaf_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv,
1580 u32 tx_weight, struct netlink_ext_ack *extack);
a8ecb93e
DL		 1581 int (*rate_node_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1582 u64 tx_share, struct netlink_ext_ack *extack);
1583 int (*rate_node_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1584 u64 tx_max, struct netlink_ext_ack *extack);
cd502236
MW		 1585 int (*rate_node_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv,
1586 u32 tx_priority, struct netlink_ext_ack *extack);
6e2d7e84
MW		 1587 int (*rate_node_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv,
1588 u32 tx_weight, struct netlink_ext_ack *extack);
a8ecb93e
DL		 1589 int (*rate_node_new)(struct devlink_rate *rate_node, void **priv,
1590 struct netlink_ext_ack *extack);
1591 int (*rate_node_del)(struct devlink_rate *rate_node, void *priv,
1592 struct netlink_ext_ack *extack);
d7555984
DL		 1593 int (*rate_leaf_parent_set)(struct devlink_rate *child,
1594 struct devlink_rate *parent,
1595 void *priv_child, void *priv_parent,
1596 struct netlink_ext_ack *extack);
1597 int (*rate_node_parent_set)(struct devlink_rate *child,
1598 struct devlink_rate *parent,
1599 void *priv_child, void *priv_parent,
1600 struct netlink_ext_ack *extack);
08f588fa
VG		 1601 /**
1602 * selftests_check() - queries if selftest is supported
1603 * @devlink: devlink instance
1604 * @id: test index
1605 * @extack: extack for reporting error messages
1606 *
1607 * Return: true if test is supported by the driver
1608 */
1609 bool (*selftest_check)(struct devlink *devlink, unsigned int id,
1610 struct netlink_ext_ack *extack);
1611 /**
1612 * selftest_run() - Runs a selftest
1613 * @devlink: devlink instance
1614 * @id: test index
1615 * @extack: extack for reporting error messages
1616 *
1617 * Return: status of the test
1618 */
1619 enum devlink_selftest_status
1620 (*selftest_run)(struct devlink *devlink, unsigned int id,
1621 struct netlink_ext_ack *extack);
bfcd3a46
JP		 1622};
1623
21314638
LR		 1624void *devlink_priv(struct devlink *devlink);
1625struct devlink *priv_to_devlink(void *priv);
1626struct device *devlink_to_dev(const struct devlink *devlink);
bfcd3a46 1627
2cb7b489
JK		 1628/* Devlink instance explicit locking */
1629void devl_lock(struct devlink *devlink);
012ec02a 1630int devl_trylock(struct devlink *devlink);
2cb7b489
JK		 1631void devl_unlock(struct devlink *devlink);
1632void devl_assert_locked(struct devlink *devlink);
1633bool devl_lock_is_held(struct devlink *devlink);
1634
bfcd3a46
JP		 1635struct ib_device;
1636
471f894f 1637struct net *devlink_net(const struct devlink *devlink);
26713455
LR		 1638/* This call is intended for software devices that can create
1639 * devlink instances in other namespaces than init_net.
1640 *
1641 * Drivers that operate on real HW must use devlink_alloc() instead.
1642 */
1643struct devlink *devlink_alloc_ns(const struct devlink_ops *ops,
919d13a7
LR		 1644 size_t priv_size, struct net *net,
1645 struct device *dev);
26713455 1646static inline struct devlink *devlink_alloc(const struct devlink_ops *ops,
919d13a7
LR		 1647 size_t priv_size,
1648 struct device *dev)
26713455 1649{
919d13a7 1650 return devlink_alloc_ns(ops, priv_size, &init_net, dev);
26713455 1651}
fb8421a9 1652
9053637e
JK		 1653int devl_register(struct devlink *devlink);
1654void devl_unregister(struct devlink *devlink);
db4278c5 1655void devlink_register(struct devlink *devlink);
bfcd3a46
JP		 1656void devlink_unregister(struct devlink *devlink);
1657void devlink_free(struct devlink *devlink);
ae3bbc04
JP		 1658void devlink_port_init(struct devlink *devlink,
1659 struct devlink_port *devlink_port);
1660void devlink_port_fini(struct devlink_port *devlink_port);
277cbb6b
JP		 1661int devl_port_register(struct devlink *devlink,
1662 struct devlink_port *devlink_port,
1663 unsigned int port_index);
bfcd3a46
JP		 1664int devlink_port_register(struct devlink *devlink,
1665 struct devlink_port *devlink_port,
1666 unsigned int port_index);
277cbb6b 1667void devl_port_unregister(struct devlink_port *devlink_port);
bfcd3a46 1668void devlink_port_unregister(struct devlink_port *devlink_port);
c8096578 1669void devlink_port_type_eth_set(struct devlink_port *devlink_port);
bfcd3a46
JP		 1670void devlink_port_type_ib_set(struct devlink_port *devlink_port,
1671 struct ib_device *ibdev);
1672void devlink_port_type_clear(struct devlink_port *devlink_port);
b9ffcbaf 1673void devlink_port_attrs_set(struct devlink_port *devlink_port,
71ad8d55 1674 struct devlink_port_attrs *devlink_port_attrs);
3a2d9588
PP		 1675void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 controller,
1676 u16 pf, bool external);
1677void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 controller,
05b595e9 1678 u16 pf, u16 vf, bool external);
b8288837 1679void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port,
a1ab3e45
PP		 1680 u32 controller, u16 pf, u32 sf,
1681 bool external);
caba177d
MW		 1682struct devlink_rate *
1683devl_rate_node_create(struct devlink *devlink, void *priv, char *node_name,
1684 struct devlink_rate *parent);
f2fc15e2
MW		 1685int
1686devl_rate_leaf_create(struct devlink_port *devlink_port, void *priv,
1687 struct devlink_rate *parent);
277cbb6b
JP		 1688void devl_rate_leaf_destroy(struct devlink_port *devlink_port);
1689void devl_rate_nodes_destroy(struct devlink *devlink);
b8375859
JP		 1690void devlink_port_linecard_set(struct devlink_port *devlink_port,
1691 struct devlink_linecard *linecard);
fcdc8ce2 1692struct devlink_linecard *
5cc9049c
JP		 1693devl_linecard_create(struct devlink *devlink, unsigned int linecard_index,
1694 const struct devlink_linecard_ops *ops, void *priv);
1695void devl_linecard_destroy(struct devlink_linecard *linecard);
fcdc8ce2
JP		 1696void devlink_linecard_provision_set(struct devlink_linecard *linecard,
1697 const char *type);
1698void devlink_linecard_provision_clear(struct devlink_linecard *linecard);
1699void devlink_linecard_provision_fail(struct devlink_linecard *linecard);
fc9f50d5
JP		 1700void devlink_linecard_activate(struct devlink_linecard *linecard);
1701void devlink_linecard_deactivate(struct devlink_linecard *linecard);
7b2d9a1a
JP		 1702void devlink_linecard_nested_dl_set(struct devlink_linecard *linecard,
1703 struct devlink *nested_devlink);
755cfa69
JP		 1704int devl_sb_register(struct devlink *devlink, unsigned int sb_index,
1705 u32 size, u16 ingress_pools_count,
1706 u16 egress_pools_count, u16 ingress_tc_count,
1707 u16 egress_tc_count);
bf797471
JP		 1708int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
1709 u32 size, u16 ingress_pools_count,
1710 u16 egress_pools_count, u16 ingress_tc_count,
1711 u16 egress_tc_count);
755cfa69 1712void devl_sb_unregister(struct devlink *devlink, unsigned int sb_index);
bf797471 1713void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
70a2ff89
JP		 1714int devl_dpipe_table_register(struct devlink *devlink,
1715 const char *table_name,
1716 struct devlink_dpipe_table_ops *table_ops,
1717 void *priv, bool counter_control_extern);
70a2ff89
JP		 1718void devl_dpipe_table_unregister(struct devlink *devlink,
1719 const char *table_name);
70a2ff89
JP		 1720void devl_dpipe_headers_register(struct devlink *devlink,
1721 struct devlink_dpipe_headers *dpipe_headers);
70a2ff89 1722void devl_dpipe_headers_unregister(struct devlink *devlink);
1555d204
AS		 1723bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
1724 const char *table_name);
1725int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
1726int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
1727 struct devlink_dpipe_entry *entry);
1728int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
35807324 1729void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1555d204
AS		 1730int devlink_dpipe_action_put(struct sk_buff *skb,
1731 struct devlink_dpipe_action *action);
1732int devlink_dpipe_match_put(struct sk_buff *skb,
1733 struct devlink_dpipe_match *match);
11770091 1734extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
3fb886ec 1735extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1797f5b3 1736extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
bfcd3a46 1737
c223d6a4
JP		 1738int devl_resource_register(struct devlink *devlink,
1739 const char *resource_name,
1740 u64 resource_size,
1741 u64 resource_id,
1742 u64 parent_resource_id,
1743 const struct devlink_resource_size_params *size_params);
d9f9b9a4
AS		 1744int devlink_resource_register(struct devlink *devlink,
1745 const char *resource_name,
d9f9b9a4
AS		 1746 u64 resource_size,
1747 u64 resource_id,
1748 u64 parent_resource_id,
fc56be47 1749 const struct devlink_resource_size_params *size_params);
c223d6a4 1750void devl_resources_unregister(struct devlink *devlink);
4c897cfc 1751void devlink_resources_unregister(struct devlink *devlink);
c223d6a4
JP		 1752int devl_resource_size_get(struct devlink *devlink,
1753 u64 resource_id,
1754 u64 *p_resource_size);
70a2ff89
JP		 1755int devl_dpipe_table_resource_set(struct devlink *devlink,
1756 const char *table_name, u64 resource_id,
1757 u64 resource_units);
56dc7cd0
AS		 1758int devlink_dpipe_table_resource_set(struct devlink *devlink,
1759 const char *table_name, u64 resource_id,
1760 u64 resource_units);
c223d6a4
JP		 1761void devl_resource_occ_get_register(struct devlink *devlink,
1762 u64 resource_id,
1763 devlink_resource_occ_get_t *occ_get,
1764 void *occ_get_priv);
fc56be47
JP		 1765void devlink_resource_occ_get_register(struct devlink *devlink,
1766 u64 resource_id,
1767 devlink_resource_occ_get_t *occ_get,
1768 void *occ_get_priv);
c223d6a4
JP		 1769void devl_resource_occ_get_unregister(struct devlink *devlink,
1770 u64 resource_id);
1771
fc56be47
JP		 1772void devlink_resource_occ_get_unregister(struct devlink *devlink,
1773 u64 resource_id);
075935f0
JP		 1774int devl_params_register(struct devlink *devlink,
1775 const struct devlink_param *params,
1776 size_t params_count);
eabaef18
MS		 1777int devlink_params_register(struct devlink *devlink,
1778 const struct devlink_param *params,
1779 size_t params_count);
075935f0
JP		 1780void devl_params_unregister(struct devlink *devlink,
1781 const struct devlink_param *params,
1782 size_t params_count);
eabaef18
MS		 1783void devlink_params_unregister(struct devlink *devlink,
1784 const struct devlink_param *params,
1785 size_t params_count);
075935f0 1786int devl_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
94ba1c31 1787 union devlink_param_value *val);
075935f0
JP		 1788void devl_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
1789 union devlink_param_value init_val);
1790void devl_param_value_changed(struct devlink *devlink, u32 param_id);
eb0e9fa2
JP		 1791struct devlink_region *devl_region_create(struct devlink *devlink,
1792 const struct devlink_region_ops *ops,
1793 u32 region_max_snapshots,
1794 u64 region_size);
e8937681
JK		 1795struct devlink_region *
1796devlink_region_create(struct devlink *devlink,
1797 const struct devlink_region_ops *ops,
1798 u32 region_max_snapshots, u64 region_size);
544e7c33
AL		 1799struct devlink_region *
1800devlink_port_region_create(struct devlink_port *port,
1801 const struct devlink_port_region_ops *ops,
1802 u32 region_max_snapshots, u64 region_size);
eb0e9fa2 1803void devl_region_destroy(struct devlink_region *region);
b16ebe92 1804void devlink_region_destroy(struct devlink_region *region);
544e7c33
AL		 1805void devlink_port_region_destroy(struct devlink_region *region);
1806
7ef19d3b 1807int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id);
12102436 1808void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id);
3a5e5234 1809int devlink_region_snapshot_create(struct devlink_region *region,
a0a09f6b 1810 u8 *data, u32 snapshot_id);
f9cf2288
JK		 1811int devlink_info_serial_number_put(struct devlink_info_req *req,
1812 const char *sn);
b5872cd0
VV		 1813int devlink_info_board_serial_number_put(struct devlink_info_req *req,
1814 const char *bsn);
bb670123
JP		 1815
1816enum devlink_info_version_type {
1817 DEVLINK_INFO_VERSION_TYPE_NONE,
1818 DEVLINK_INFO_VERSION_TYPE_COMPONENT, /* May be used as flash update
1819 * component by name.
1820 */
1821};
1822
fc6fae7d
JK		 1823int devlink_info_version_fixed_put(struct devlink_info_req *req,
1824 const char *version_name,
1825 const char *version_value);
1826int devlink_info_version_stored_put(struct devlink_info_req *req,
1827 const char *version_name,
1828 const char *version_value);
bb670123
JP		 1829int devlink_info_version_stored_put_ext(struct devlink_info_req *req,
1830 const char *version_name,
1831 const char *version_value,
1832 enum devlink_info_version_type version_type);
fc6fae7d
JK		 1833int devlink_info_version_running_put(struct devlink_info_req *req,
1834 const char *version_name,
1835 const char *version_value);
bb670123
JP		 1836int devlink_info_version_running_put_ext(struct devlink_info_req *req,
1837 const char *version_name,
1838 const char *version_value,
1839 enum devlink_info_version_type version_type);
d9f9b9a4 1840
1db64e87
EBE		 1841int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
1842int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
1843
1844int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
1845int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
1846
1847int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
1848 const char *name);
1849int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
573ed90a
AL		 1850int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
1851 const char *name);
1852int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
1db64e87 1853
1db64e87 1854int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
1db64e87 1855int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
573ed90a
AL		 1856int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
1857 u16 value_len);
1db64e87
EBE		 1858
1859int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
1860 bool value);
1861int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
1862 u8 value);
1863int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
1864 u32 value);
1865int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
1866 u64 value);
1867int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
1868 const char *value);
1869int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
e2cde864 1870 const void *value, u32 value_len);
1db64e87 1871
a0bdcc59 1872struct devlink_health_reporter *
dfdfd130
JP		 1873devl_port_health_reporter_create(struct devlink_port *port,
1874 const struct devlink_health_reporter_ops *ops,
1875 u64 graceful_period, void *priv);
15c724b9
VT		 1876
1877struct devlink_health_reporter *
1878devlink_port_health_reporter_create(struct devlink_port *port,
1879 const struct devlink_health_reporter_ops *ops,
1880 u64 graceful_period, void *priv);
1881
dfdfd130
JP		 1882struct devlink_health_reporter *
1883devl_health_reporter_create(struct devlink *devlink,
1884 const struct devlink_health_reporter_ops *ops,
1885 u64 graceful_period, void *priv);
1886
1887struct devlink_health_reporter *
1888devlink_health_reporter_create(struct devlink *devlink,
1889 const struct devlink_health_reporter_ops *ops,
1890 u64 graceful_period, void *priv);
1891
1892void
1893devl_health_reporter_destroy(struct devlink_health_reporter *reporter);
1894
a0bdcc59
EBE		 1895void
1896devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
15c724b9 1897
a0bdcc59
EBE		 1898void *
1899devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
c8e1da0b
EBE		 1900int devlink_health_report(struct devlink_health_reporter *reporter,
1901 const char *msg, void *priv_ctx);
3167b27a
EBE		 1902void
1903devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
1904 enum devlink_health_reporter_state state);
6181e5cb
VG		 1905void
1906devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter);
a0bdcc59 1907
2670ac26 1908bool devlink_is_reload_failed(const struct devlink *devlink);
77069ba2
MS		 1909void devlink_remote_reload_actions_performed(struct devlink *devlink,
1910 enum devlink_reload_limit limit,
1911 u32 actions_performed);
2670ac26 1912
191ed202
JP		 1913void devlink_flash_update_status_notify(struct devlink *devlink,
1914 const char *status_msg,
1915 const char *component,
1916 unsigned long done,
1917 unsigned long total);
f92970c6
SN		 1918void devlink_flash_update_timeout_notify(struct devlink *devlink,
1919 const char *status_msg,
1920 const char *component,
1921 unsigned long timeout);
191ed202 1922
852e85a7
JP		 1923int devl_traps_register(struct devlink *devlink,
1924 const struct devlink_trap *traps,
1925 size_t traps_count, void *priv);
0f420b6c
IS		 1926int devlink_traps_register(struct devlink *devlink,
1927 const struct devlink_trap *traps,
1928 size_t traps_count, void *priv);
852e85a7
JP		 1929void devl_traps_unregister(struct devlink *devlink,
1930 const struct devlink_trap *traps,
1931 size_t traps_count);
0f420b6c
IS		 1932void devlink_traps_unregister(struct devlink *devlink,
1933 const struct devlink_trap *traps,
1934 size_t traps_count);
5a2e106c
JP		 1935void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb,
1936 void *trap_ctx, struct devlink_port *in_devlink_port,
1937 const struct flow_action_cookie *fa_cookie);
0f420b6c 1938void *devlink_trap_ctx_priv(void *trap_ctx);
852e85a7
JP		 1939int devl_trap_groups_register(struct devlink *devlink,
1940 const struct devlink_trap_group *groups,
1941 size_t groups_count);
95ad9555
IS		 1942int devlink_trap_groups_register(struct devlink *devlink,
1943 const struct devlink_trap_group *groups,
1944 size_t groups_count);
852e85a7
JP		 1945void devl_trap_groups_unregister(struct devlink *devlink,
1946 const struct devlink_trap_group *groups,
1947 size_t groups_count);
95ad9555
IS		 1948void devlink_trap_groups_unregister(struct devlink *devlink,
1949 const struct devlink_trap_group *groups,
1950 size_t groups_count);
1e8c6619 1951int
852e85a7
JP		 1952devl_trap_policers_register(struct devlink *devlink,
1953 const struct devlink_trap_policer *policers,
1954 size_t policers_count);
1e8c6619 1955void
852e85a7
JP		 1956devl_trap_policers_unregister(struct devlink *devlink,
1957 const struct devlink_trap_policer *policers,
1958 size_t policers_count);
0f420b6c 1959
f6b19b35
JP		 1960#if IS_ENABLED(CONFIG_NET_DEVLINK)
1961
46db1b77
JK		 1962struct devlink *__must_check devlink_try_get(struct devlink *devlink);
1963void devlink_put(struct devlink *devlink);
1964
1af0a094 1965void devlink_compat_running_version(struct devlink *devlink,
f4b6bcc7 1966 char *buf, size_t len);
1af0a094 1967int devlink_compat_flash_update(struct devlink *devlink, const char *file_name);
af3836df
JP		 1968int devlink_compat_phys_port_name_get(struct net_device *dev,
1969 char *name, size_t len);
7e1146e8
JP		 1970int devlink_compat_switch_id_get(struct net_device *dev,
1971 struct netdev_phys_item_id *ppid);
f4b6bcc7 1972
dca56c30
JP		 1973int devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port);
1974size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port);
1975
bfcd3a46
JP		 1976#else
1977
46db1b77
JK		 1978static inline struct devlink *devlink_try_get(struct devlink *devlink)
1979{
1980 return NULL;
1981}
1982
1983static inline void devlink_put(struct devlink *devlink)
1984{
1985}
1986
ddb6e99e 1987static inline void
1af0a094 1988devlink_compat_running_version(struct devlink *devlink, char *buf, size_t len)
ddb6e99e
JK		 1989{
1990}
4eceba17
JK		 1991
1992static inline int
1af0a094 1993devlink_compat_flash_update(struct devlink *devlink, const char *file_name)
4eceba17
JK		 1994{
1995 return -EOPNOTSUPP;
1996}
f6b19b35 1997
af3836df
JP		 1998static inline int
1999devlink_compat_phys_port_name_get(struct net_device *dev,
2000 char *name, size_t len)
2001{
2002 return -EOPNOTSUPP;
2003}
2004
7e1146e8
JP		 2005static inline int
2006devlink_compat_switch_id_get(struct net_device *dev,
2007 struct netdev_phys_item_id *ppid)
2008{
2009 return -EOPNOTSUPP;
2010}
2011
dca56c30
JP		 2012static inline int
2013devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port)
2014{
2015 return 0;
2016}
2017
2018static inline size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port)
2019{
2020 return 0;
2021}
2022
ddb6e99e
JK		 2023#endif
2024
bfcd3a46 2025#endif /* _NET_DEVLINK_H_ */
Linux 6.x block layer and io_uring tree(s)