projects / linux-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
devlink: introduce object and nested devlink relationship infra
[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;
6acdf43d 126 const struct devlink_port_ops *ops;
c7282b50 127 unsigned int index;
3830c571
JP		 128 spinlock_t type_lock; /* Protects type and type_eth/ib
129 * structures consistency.
b8f97554 130 */
bfcd3a46
JP		 131 enum devlink_port_type type;
132 enum devlink_port_type desired_type;
3830c571
JP		 133 union {
134 struct {
135 struct net_device *netdev;
31265c1e
JP		 136 int ifindex;
137 char ifname[IFNAMSIZ];
3830c571
JP		 138 } type_eth;
139 struct {
140 struct ib_device *ibdev;
141 } type_ib;
142 };
b9ffcbaf 143 struct devlink_port_attrs attrs;
46737a19 144 u8 attrs_set:1,
081adcfe 145 switch_port:1,
ae3bbc04
JP		 146 registered:1,
147 initialized:1;
136bf27f 148 struct delayed_work type_warn_dw;
f4f54166 149 struct list_head 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
839f55c5 224 * @id: index, global/local determined by global bit
1555d204
AS		 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
839f55c5 244 * @field_id: field index
1555d204
AS		 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
839f55c5 259 * @field_id: field index
1555d204
AS		 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
839f55c5 295 * @match_values_count: count of matches tuples
1555d204
AS		 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;
839f55c5 345 /* private: */
1555d204 346 struct list_head list;
839f55c5 347 /* public: */
1555d204 348 const char *name;
1555d204
AS		 349 bool counters_enabled;
350 bool counter_control_extern;
56dc7cd0
AS		 351 bool resource_valid;
352 u64 resource_id;
353 u64 resource_units;
1555d204
AS		 354 struct devlink_dpipe_table_ops *table_ops;
355 struct rcu_head rcu;
356};
357
358/**
359 * struct devlink_dpipe_table_ops - dpipe_table ops
839f55c5
RD		 360 * @actions_dump: dumps all tables actions
361 * @matches_dump: dumps all tables matches
362 * @entries_dump: dumps all active entries in the table
363 * @counters_set_update: when changing the counter status hardware sync
1555d204
AS		 364 * maybe needed to allocate/free counter related
365 * resources
839f55c5 366 * @size_get: get size
1555d204
AS		 367 */
368struct devlink_dpipe_table_ops {
369 int (*actions_dump)(void *priv, struct sk_buff *skb);
370 int (*matches_dump)(void *priv, struct sk_buff *skb);
371 int (*entries_dump)(void *priv, bool counters_enabled,
372 struct devlink_dpipe_dump_ctx *dump_ctx);
373 int (*counters_set_update)(void *priv, bool enable);
ffd3cdcc 374 u64 (*size_get)(void *priv);
1555d204
AS		 375};
376
377/**
378 * struct devlink_dpipe_headers - dpipe headers
839f55c5
RD		 379 * @headers: header array can be shared (global bit) or driver specific
380 * @headers_count: count of headers
1555d204
AS		 381 */
382struct devlink_dpipe_headers {
383 struct devlink_dpipe_header **headers;
384 unsigned int headers_count;
385};
386
d9f9b9a4
AS		 387/**
388 * struct devlink_resource_size_params - resource's size parameters
389 * @size_min: minimum size which can be set
390 * @size_max: maximum size which can be set
391 * @size_granularity: size granularity
839f55c5 392 * @unit: resource's basic unit
d9f9b9a4
AS		 393 */
394struct devlink_resource_size_params {
395 u64 size_min;
396 u64 size_max;
397 u64 size_granularity;
398 enum devlink_resource_unit unit;
399};
400
77d27096
JP		 401static inline void
402devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
403 u64 size_min, u64 size_max,
404 u64 size_granularity,
405 enum devlink_resource_unit unit)
406{
407 size_params->size_min = size_min;
408 size_params->size_max = size_max;
409 size_params->size_granularity = size_granularity;
410 size_params->unit = unit;
411}
412
fc56be47
JP		 413typedef u64 devlink_resource_occ_get_t(void *priv);
414
d9f9b9a4
AS		 415#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
416
321f7ab0
DR		 417#define DEVLINK_RESOURCE_GENERIC_NAME_PORTS "physical_ports"
418
bde74ad1 419#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
eabaef18
MS		 420enum devlink_param_type {
421 DEVLINK_PARAM_TYPE_U8,
422 DEVLINK_PARAM_TYPE_U16,
423 DEVLINK_PARAM_TYPE_U32,
424 DEVLINK_PARAM_TYPE_STRING,
425 DEVLINK_PARAM_TYPE_BOOL,
426};
427
428union devlink_param_value {
429 u8 vu8;
430 u16 vu16;
431 u32 vu32;
bde74ad1 432 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
eabaef18
MS		 433 bool vbool;
434};
435
436struct devlink_param_gset_ctx {
437 union devlink_param_value val;
438 enum devlink_param_cmode cmode;
439};
440
6700acc5
SN		 441/**
442 * struct devlink_flash_notify - devlink dev flash notify data
443 * @status_msg: current status string
444 * @component: firmware component being updated
445 * @done: amount of work completed of total amount
446 * @total: amount of work expected to be done
447 * @timeout: expected max timeout in seconds
448 *
449 * These are values to be given to userland to be displayed in order
450 * to show current activity in a firmware update process.
451 */
452struct devlink_flash_notify {
453 const char *status_msg;
454 const char *component;
455 unsigned long done;
456 unsigned long total;
457 unsigned long timeout;
458};
459
eabaef18
MS		 460/**
461 * struct devlink_param - devlink configuration parameter data
839f55c5 462 * @id: devlink parameter id number
eabaef18
MS		 463 * @name: name of the parameter
464 * @generic: indicates if the parameter is generic or driver specific
465 * @type: parameter type
466 * @supported_cmodes: bitmap of supported configuration modes
467 * @get: get parameter value, used for runtime and permanent
468 * configuration modes
469 * @set: set parameter value, used for runtime and permanent
470 * configuration modes
e3b7ca18 471 * @validate: validate input value is applicable (within value range, etc.)
eabaef18
MS		 472 *
473 * This struct should be used by the driver to fill the data for
474 * a parameter it registers.
475 */
476struct devlink_param {
477 u32 id;
478 const char *name;
479 bool generic;
480 enum devlink_param_type type;
481 unsigned long supported_cmodes;
482 int (*get)(struct devlink *devlink, u32 id,
483 struct devlink_param_gset_ctx *ctx);
484 int (*set)(struct devlink *devlink, u32 id,
485 struct devlink_param_gset_ctx *ctx);
e3b7ca18
MS		 486 int (*validate)(struct devlink *devlink, u32 id,
487 union devlink_param_value val,
488 struct netlink_ext_ack *extack);
eabaef18
MS		 489};
490
491struct devlink_param_item {
492 struct list_head list;
493 const struct devlink_param *param;
494 union devlink_param_value driverinit_value;
495 bool driverinit_value_valid;
afd888c3
JP		 496 union devlink_param_value driverinit_value_new; /* Not reachable
497 * until reload.
498 */
499 bool driverinit_value_new_valid;
eabaef18
MS		 500};
501
502enum devlink_param_generic_id {
036467c3
MS		 503 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
504 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
f567bcda 505 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
f6a69885 506 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
e3b51061 507 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
f61cba42 508 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
16511789 509 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
846e980a 510 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
5bbd21df 511 DEVLINK_PARAM_GENERIC_ID_RESET_DEV_ON_DRV_PROBE,
6c7295e1 512 DEVLINK_PARAM_GENERIC_ID_ENABLE_ROCE,
195d9dec 513 DEVLINK_PARAM_GENERIC_ID_ENABLE_REMOTE_DEV_RESET,
f13a5ad8 514 DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH,
8ddaabee 515 DEVLINK_PARAM_GENERIC_ID_ENABLE_RDMA,
076b2a9d 516 DEVLINK_PARAM_GENERIC_ID_ENABLE_VNET,
325e0d0a 517 DEVLINK_PARAM_GENERIC_ID_ENABLE_IWARP,
47402385 518 DEVLINK_PARAM_GENERIC_ID_IO_EQ_SIZE,
0b5705eb 519 DEVLINK_PARAM_GENERIC_ID_EVENT_EQ_SIZE,
eabaef18
MS		 520
521 /* add new param generic ids above here*/
522 __DEVLINK_PARAM_GENERIC_ID_MAX,
523 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
524};
525
036467c3
MS		 526#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
527#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
528
529#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
530#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
531
f567bcda
VV		 532#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
533#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
534
f6a69885
AV		 535#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
536#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
537
e3b51061
VV		 538#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
539#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
540
f61cba42
VV		 541#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
542#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
543
16511789
VV		 544#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
545#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
546
846e980a
ST		 547#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
548#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
549
5bbd21df
DM		 550#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_NAME \
551 "reset_dev_on_drv_probe"
552#define DEVLINK_PARAM_GENERIC_RESET_DEV_ON_DRV_PROBE_TYPE DEVLINK_PARAM_TYPE_U8
553
6c7295e1
MG		 554#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_NAME "enable_roce"
555#define DEVLINK_PARAM_GENERIC_ENABLE_ROCE_TYPE DEVLINK_PARAM_TYPE_BOOL
556
195d9dec
MS		 557#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_NAME "enable_remote_dev_reset"
558#define DEVLINK_PARAM_GENERIC_ENABLE_REMOTE_DEV_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
559
f13a5ad8
PP		 560#define DEVLINK_PARAM_GENERIC_ENABLE_ETH_NAME "enable_eth"
561#define DEVLINK_PARAM_GENERIC_ENABLE_ETH_TYPE DEVLINK_PARAM_TYPE_BOOL
562
8ddaabee
PP		 563#define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_NAME "enable_rdma"
564#define DEVLINK_PARAM_GENERIC_ENABLE_RDMA_TYPE DEVLINK_PARAM_TYPE_BOOL
565
076b2a9d
PP		 566#define DEVLINK_PARAM_GENERIC_ENABLE_VNET_NAME "enable_vnet"
567#define DEVLINK_PARAM_GENERIC_ENABLE_VNET_TYPE DEVLINK_PARAM_TYPE_BOOL
568
325e0d0a
SS		 569#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_NAME "enable_iwarp"
570#define DEVLINK_PARAM_GENERIC_ENABLE_IWARP_TYPE DEVLINK_PARAM_TYPE_BOOL
571
47402385
SD		 572#define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_NAME "io_eq_size"
573#define DEVLINK_PARAM_GENERIC_IO_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
574
0b5705eb
SD		 575#define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_NAME "event_eq_size"
576#define DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_TYPE DEVLINK_PARAM_TYPE_U32
577
036467c3
MS		 578#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
579{ \
580 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
581 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
582 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
583 .generic = true, \
584 .supported_cmodes = _cmodes, \
585 .get = _get, \
586 .set = _set, \
587 .validate = _validate, \
588}
589
590#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
591{ \
592 .id = _id, \
593 .name = _name, \
594 .type = _type, \
595 .supported_cmodes = _cmodes, \
596 .get = _get, \
597 .set = _set, \
598 .validate = _validate, \
599}
600
785bd550
JK		 601/* Part number, identifier of board design */
602#define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
603/* Revision of board design */
604#define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
14fd1901
JK		 605/* Maker of the board */
606#define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
785bd550 607
7d5aa9a5
SN		 608/* Part number, identifier of asic design */
609#define DEVLINK_INFO_VERSION_GENERIC_ASIC_ID "asic.id"
610/* Revision of asic design */
611#define DEVLINK_INFO_VERSION_GENERIC_ASIC_REV "asic.rev"
612
613/* Overall FW version */
614#define DEVLINK_INFO_VERSION_GENERIC_FW "fw"
785bd550
JK		 615/* Control processor FW version */
616#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
2d9eade8
VV		 617/* FW interface specification version */
618#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API "fw.mgmt.api"
785bd550
JK		 619/* Data path microcode controlling high-speed packet processing */
620#define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
621/* UNDI software version */
622#define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
623/* NCSI support/handler version */
624#define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
468672b2
JK		 625/* FW parameter set id */
626#define DEVLINK_INFO_VERSION_GENERIC_FW_PSID "fw.psid"
41c0d917
VV		 627/* RoCE FW version */
628#define DEVLINK_INFO_VERSION_GENERIC_FW_ROCE "fw.roce"
c90977a3
JK		 629/* Firmware bundle identifier */
630#define DEVLINK_INFO_VERSION_GENERIC_FW_BUNDLE_ID "fw.bundle_id"
01d80532
VM		 631/* Bootloader */
632#define DEVLINK_INFO_VERSION_GENERIC_FW_BOOTLOADER "fw.bootloader"
785bd550 633
bc75c054
JK		 634/**
635 * struct devlink_flash_update_params - Flash Update parameters
b44cfd4f 636 * @fw: pointer to the firmware data to update from
bc75c054 637 * @component: the flash component to update
839f55c5 638 * @overwrite_mask: which types of flash update are supported (may be %0)
bc75c054 639 *
b44cfd4f 640 * With the exception of fw, drivers must opt-in to parameters by
bc75c054
JK		 641 * setting the appropriate bit in the supported_flash_update_params field in
642 * their devlink_ops structure.
643 */
644struct devlink_flash_update_params {
b44cfd4f 645 const struct firmware *fw;
bc75c054 646 const char *component;
5d5b4128 647 u32 overwrite_mask;
bc75c054
JK		 648};
649
f94b6063 650#define DEVLINK_SUPPORT_FLASH_UPDATE_OVERWRITE_MASK BIT(0)
22ec3d23 651
b16ebe92 652struct devlink_region;
c4a67a21 653struct devlink_info_req;
b16ebe92 654
e8937681
JK		 655/**
656 * struct devlink_region_ops - Region operations
657 * @name: region name
a0a09f6b 658 * @destructor: callback used to free snapshot memory when deleting
b9a17abf
JK		 659 * @snapshot: callback to request an immediate snapshot. On success,
660 * the data variable must be updated to point to the snapshot data.
661 * The function will be called while the devlink instance lock is
662 * held.
af6397c9
JK		 663 * @read: callback to directly read a portion of the region. On success,
664 * the data pointer will be updated with the contents of the
665 * requested portion of the region. The function will be called
666 * while the devlink instance lock is held.
e14e05e7 667 * @priv: Pointer to driver private data for the region operation
e8937681
JK		 668 */
669struct devlink_region_ops {
670 const char *name;
a0a09f6b 671 void (*destructor)(const void *data);
d4602a9f
AL		 672 int (*snapshot)(struct devlink *devlink,
673 const struct devlink_region_ops *ops,
674 struct netlink_ext_ack *extack,
b9a17abf 675 u8 **data);
af6397c9
JK		 676 int (*read)(struct devlink *devlink,
677 const struct devlink_region_ops *ops,
678 struct netlink_ext_ack *extack,
679 u64 offset, u32 size, u8 *data);
e14e05e7 680 void *priv;
e8937681
JK		 681};
682
544e7c33
AL		 683/**
684 * struct devlink_port_region_ops - Region operations for a port
685 * @name: region name
686 * @destructor: callback used to free snapshot memory when deleting
687 * @snapshot: callback to request an immediate snapshot. On success,
688 * the data variable must be updated to point to the snapshot data.
689 * The function will be called while the devlink instance lock is
690 * held.
af6397c9
JK		 691 * @read: callback to directly read a portion of the region. On success,
692 * the data pointer will be updated with the contents of the
693 * requested portion of the region. The function will be called
694 * while the devlink instance lock is held.
544e7c33
AL		 695 * @priv: Pointer to driver private data for the region operation
696 */
697struct devlink_port_region_ops {
698 const char *name;
699 void (*destructor)(const void *data);
700 int (*snapshot)(struct devlink_port *port,
701 const struct devlink_port_region_ops *ops,
702 struct netlink_ext_ack *extack,
703 u8 **data);
af6397c9
JK		 704 int (*read)(struct devlink_port *port,
705 const struct devlink_port_region_ops *ops,
706 struct netlink_ext_ack *extack,
707 u64 offset, u32 size, u8 *data);
544e7c33
AL		 708 void *priv;
709};
710
1db64e87 711struct devlink_fmsg;
a0bdcc59
EBE		 712struct devlink_health_reporter;
713
3167b27a
EBE		 714enum devlink_health_reporter_state {
715 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
716 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
717};
718
a0bdcc59
EBE		 719/**
720 * struct devlink_health_reporter_ops - Reporter operations
721 * @name: reporter name
722 * @recover: callback to recover from reported error
723 * if priv_ctx is NULL, run a full recover
724 * @dump: callback to dump an object
725 * if priv_ctx is NULL, run a full dump
726 * @diagnose: callback to diagnose the current status
e2ce94dc 727 * @test: callback to trigger a test event
a0bdcc59
EBE		 728 */
729
730struct devlink_health_reporter_ops {
731 char *name;
732 int (*recover)(struct devlink_health_reporter *reporter,
e7a98105 733 void *priv_ctx, struct netlink_ext_ack *extack);
a0bdcc59 734 int (*dump)(struct devlink_health_reporter *reporter,
e7a98105
JP		 735 struct devlink_fmsg *fmsg, void *priv_ctx,
736 struct netlink_ext_ack *extack);
a0bdcc59 737 int (*diagnose)(struct devlink_health_reporter *reporter,
e7a98105
JP		 738 struct devlink_fmsg *fmsg,
739 struct netlink_ext_ack *extack);
e2ce94dc
JP		 740 int (*test)(struct devlink_health_reporter *reporter,
741 struct netlink_ext_ack *extack);
a0bdcc59 742};
1db64e87 743
5b88823b
IS		 744/**
745 * struct devlink_trap_metadata - Packet trap metadata.
746 * @trap_name: Trap name.
747 * @trap_group_name: Trap group name.
748 * @input_dev: Input netdevice.
4dbd24f6 749 * @dev_tracker: refcount tracker for @input_dev.
5b88823b 750 * @fa_cookie: Flow action user cookie.
93e15596 751 * @trap_type: Trap type.
5b88823b
IS		 752 */
753struct devlink_trap_metadata {
754 const char *trap_name;
755 const char *trap_group_name;
4dbd24f6 756
5b88823b 757 struct net_device *input_dev;
4dbd24f6
ED		 758 netdevice_tracker dev_tracker;
759
5b88823b 760 const struct flow_action_cookie *fa_cookie;
93e15596 761 enum devlink_trap_type trap_type;
5b88823b
IS		 762};
763
1e8c6619
IS		 764/**
765 * struct devlink_trap_policer - Immutable packet trap policer attributes.
766 * @id: Policer identifier.
767 * @init_rate: Initial rate in packets / sec.
768 * @init_burst: Initial burst size in packets.
769 * @max_rate: Maximum rate.
770 * @min_rate: Minimum rate.
771 * @max_burst: Maximum burst size.
772 * @min_burst: Minimum burst size.
773 *
774 * Describes immutable attributes of packet trap policers that drivers register
775 * with devlink.
776 */
777struct devlink_trap_policer {
778 u32 id;
779 u64 init_rate;
780 u64 init_burst;
781 u64 max_rate;
782 u64 min_rate;
783 u64 max_burst;
784 u64 min_burst;
785};
786
0f420b6c
IS		 787/**
788 * struct devlink_trap_group - Immutable packet trap group attributes.
789 * @name: Trap group name.
790 * @id: Trap group identifier.
791 * @generic: Whether the trap group is generic or not.
f9f54392 792 * @init_policer_id: Initial policer identifier.
0f420b6c
IS		 793 *
794 * Describes immutable attributes of packet trap groups that drivers register
795 * with devlink.
796 */
797struct devlink_trap_group {
798 const char *name;
799 u16 id;
800 bool generic;
f9f54392 801 u32 init_policer_id;
0f420b6c
IS		 802};
803
804#define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT BIT(0)
85b0589e 805#define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE BIT(1)
0f420b6c
IS		 806
807/**
808 * struct devlink_trap - Immutable packet trap attributes.
809 * @type: Trap type.
810 * @init_action: Initial trap action.
811 * @generic: Whether the trap is generic or not.
812 * @id: Trap identifier.
813 * @name: Trap name.
107f1678 814 * @init_group_id: Initial group identifier.
0f420b6c
IS		 815 * @metadata_cap: Metadata types that can be provided by the trap.
816 *
817 * Describes immutable attributes of packet traps that drivers register with
818 * devlink.
819 */
820struct devlink_trap {
821 enum devlink_trap_type type;
822 enum devlink_trap_action init_action;
823 bool generic;
824 u16 id;
825 const char *name;
107f1678 826 u16 init_group_id;
0f420b6c
IS		 827 u32 metadata_cap;
828};
829
f3047ca0 830/* All traps must be documented in
f4bdd710 831 * Documentation/networking/devlink/devlink-trap.rst
f3047ca0 832 */
0f420b6c 833enum devlink_trap_generic_id {
391203ab
IS		 834 DEVLINK_TRAP_GENERIC_ID_SMAC_MC,
835 DEVLINK_TRAP_GENERIC_ID_VLAN_TAG_MISMATCH,
836 DEVLINK_TRAP_GENERIC_ID_INGRESS_VLAN_FILTER,
837 DEVLINK_TRAP_GENERIC_ID_INGRESS_STP_FILTER,
838 DEVLINK_TRAP_GENERIC_ID_EMPTY_TX_LIST,
839 DEVLINK_TRAP_GENERIC_ID_PORT_LOOPBACK_FILTER,
840 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_ROUTE,
841 DEVLINK_TRAP_GENERIC_ID_TTL_ERROR,
842 DEVLINK_TRAP_GENERIC_ID_TAIL_DROP,
6896cc4d
AC		 843 DEVLINK_TRAP_GENERIC_ID_NON_IP_PACKET,
844 DEVLINK_TRAP_GENERIC_ID_UC_DIP_MC_DMAC,
845 DEVLINK_TRAP_GENERIC_ID_DIP_LB,
846 DEVLINK_TRAP_GENERIC_ID_SIP_MC,
847 DEVLINK_TRAP_GENERIC_ID_SIP_LB,
848 DEVLINK_TRAP_GENERIC_ID_CORRUPTED_IP_HDR,
849 DEVLINK_TRAP_GENERIC_ID_IPV4_SIP_BC,
850 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_RESERVED_SCOPE,
851 DEVLINK_TRAP_GENERIC_ID_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE,
3b063ae5
AC		 852 DEVLINK_TRAP_GENERIC_ID_MTU_ERROR,
853 DEVLINK_TRAP_GENERIC_ID_UNRESOLVED_NEIGH,
854 DEVLINK_TRAP_GENERIC_ID_RPF,
855 DEVLINK_TRAP_GENERIC_ID_REJECT_ROUTE,
856 DEVLINK_TRAP_GENERIC_ID_IPV4_LPM_UNICAST_MISS,
857 DEVLINK_TRAP_GENERIC_ID_IPV6_LPM_UNICAST_MISS,
95f0ead8 858 DEVLINK_TRAP_GENERIC_ID_NON_ROUTABLE,
13c056ec 859 DEVLINK_TRAP_GENERIC_ID_DECAP_ERROR,
c3cae491 860 DEVLINK_TRAP_GENERIC_ID_OVERLAY_SMAC_MC,
ecd942a0
JP		 861 DEVLINK_TRAP_GENERIC_ID_INGRESS_FLOW_ACTION_DROP,
862 DEVLINK_TRAP_GENERIC_ID_EGRESS_FLOW_ACTION_DROP,
515eac67
IS		 863 DEVLINK_TRAP_GENERIC_ID_STP,
864 DEVLINK_TRAP_GENERIC_ID_LACP,
865 DEVLINK_TRAP_GENERIC_ID_LLDP,
866 DEVLINK_TRAP_GENERIC_ID_IGMP_QUERY,
867 DEVLINK_TRAP_GENERIC_ID_IGMP_V1_REPORT,
868 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_REPORT,
869 DEVLINK_TRAP_GENERIC_ID_IGMP_V3_REPORT,
870 DEVLINK_TRAP_GENERIC_ID_IGMP_V2_LEAVE,
871 DEVLINK_TRAP_GENERIC_ID_MLD_QUERY,
872 DEVLINK_TRAP_GENERIC_ID_MLD_V1_REPORT,
873 DEVLINK_TRAP_GENERIC_ID_MLD_V2_REPORT,
874 DEVLINK_TRAP_GENERIC_ID_MLD_V1_DONE,
d77cfd16
IS		 875 DEVLINK_TRAP_GENERIC_ID_IPV4_DHCP,
876 DEVLINK_TRAP_GENERIC_ID_IPV6_DHCP,
877 DEVLINK_TRAP_GENERIC_ID_ARP_REQUEST,
878 DEVLINK_TRAP_GENERIC_ID_ARP_RESPONSE,
879 DEVLINK_TRAP_GENERIC_ID_ARP_OVERLAY,
880 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_SOLICIT,
881 DEVLINK_TRAP_GENERIC_ID_IPV6_NEIGH_ADVERT,
882 DEVLINK_TRAP_GENERIC_ID_IPV4_BFD,
883 DEVLINK_TRAP_GENERIC_ID_IPV6_BFD,
884 DEVLINK_TRAP_GENERIC_ID_IPV4_OSPF,
885 DEVLINK_TRAP_GENERIC_ID_IPV6_OSPF,
886 DEVLINK_TRAP_GENERIC_ID_IPV4_BGP,
887 DEVLINK_TRAP_GENERIC_ID_IPV6_BGP,
888 DEVLINK_TRAP_GENERIC_ID_IPV4_VRRP,
889 DEVLINK_TRAP_GENERIC_ID_IPV6_VRRP,
890 DEVLINK_TRAP_GENERIC_ID_IPV4_PIM,
891 DEVLINK_TRAP_GENERIC_ID_IPV6_PIM,
892 DEVLINK_TRAP_GENERIC_ID_UC_LB,
893 DEVLINK_TRAP_GENERIC_ID_LOCAL_ROUTE,
894 DEVLINK_TRAP_GENERIC_ID_EXTERNAL_ROUTE,
895 DEVLINK_TRAP_GENERIC_ID_IPV6_UC_DIP_LINK_LOCAL_SCOPE,
896 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_NODES,
897 DEVLINK_TRAP_GENERIC_ID_IPV6_DIP_ALL_ROUTERS,
898 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_SOLICIT,
899 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ADVERT,
900 DEVLINK_TRAP_GENERIC_ID_IPV6_REDIRECT,
901 DEVLINK_TRAP_GENERIC_ID_IPV4_ROUTER_ALERT,
902 DEVLINK_TRAP_GENERIC_ID_IPV6_ROUTER_ALERT,
903 DEVLINK_TRAP_GENERIC_ID_PTP_EVENT,
904 DEVLINK_TRAP_GENERIC_ID_PTP_GENERAL,
5eb18a2b
IS		 905 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_SAMPLE,
906 DEVLINK_TRAP_GENERIC_ID_FLOW_ACTION_TRAP,
08e335f6 907 DEVLINK_TRAP_GENERIC_ID_EARLY_DROP,
10c24eb2
IC		 908 DEVLINK_TRAP_GENERIC_ID_VXLAN_PARSING,
909 DEVLINK_TRAP_GENERIC_ID_LLC_SNAP_PARSING,
910 DEVLINK_TRAP_GENERIC_ID_VLAN_PARSING,
911 DEVLINK_TRAP_GENERIC_ID_PPPOE_PPP_PARSING,
912 DEVLINK_TRAP_GENERIC_ID_MPLS_PARSING,
913 DEVLINK_TRAP_GENERIC_ID_ARP_PARSING,
914 DEVLINK_TRAP_GENERIC_ID_IP_1_PARSING,
915 DEVLINK_TRAP_GENERIC_ID_IP_N_PARSING,
916 DEVLINK_TRAP_GENERIC_ID_GRE_PARSING,
917 DEVLINK_TRAP_GENERIC_ID_UDP_PARSING,
918 DEVLINK_TRAP_GENERIC_ID_TCP_PARSING,
919 DEVLINK_TRAP_GENERIC_ID_IPSEC_PARSING,
920 DEVLINK_TRAP_GENERIC_ID_SCTP_PARSING,
921 DEVLINK_TRAP_GENERIC_ID_DCCP_PARSING,
922 DEVLINK_TRAP_GENERIC_ID_GTP_PARSING,
923 DEVLINK_TRAP_GENERIC_ID_ESP_PARSING,
f0a5013e 924 DEVLINK_TRAP_GENERIC_ID_BLACKHOLE_NEXTHOP,
e78ab164 925 DEVLINK_TRAP_GENERIC_ID_DMAC_FILTER,
2640a82b
IS		 926 DEVLINK_TRAP_GENERIC_ID_EAPOL,
927 DEVLINK_TRAP_GENERIC_ID_LOCKED_PORT,
391203ab 928
0f420b6c
IS		 929 /* Add new generic trap IDs above */
930 __DEVLINK_TRAP_GENERIC_ID_MAX,
931 DEVLINK_TRAP_GENERIC_ID_MAX = __DEVLINK_TRAP_GENERIC_ID_MAX - 1,
932};
933
f3047ca0 934/* All trap groups must be documented in
f4bdd710 935 * Documentation/networking/devlink/devlink-trap.rst
f3047ca0 936 */
0f420b6c 937enum devlink_trap_group_generic_id {
391203ab
IS		 938 DEVLINK_TRAP_GROUP_GENERIC_ID_L2_DROPS,
939 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_DROPS,
678eb199 940 DEVLINK_TRAP_GROUP_GENERIC_ID_L3_EXCEPTIONS,
391203ab 941 DEVLINK_TRAP_GROUP_GENERIC_ID_BUFFER_DROPS,
13c056ec 942 DEVLINK_TRAP_GROUP_GENERIC_ID_TUNNEL_DROPS,
ecd942a0 943 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_DROPS,
515eac67
IS		 944 DEVLINK_TRAP_GROUP_GENERIC_ID_STP,
945 DEVLINK_TRAP_GROUP_GENERIC_ID_LACP,
946 DEVLINK_TRAP_GROUP_GENERIC_ID_LLDP,
947 DEVLINK_TRAP_GROUP_GENERIC_ID_MC_SNOOPING,
d77cfd16
IS		 948 DEVLINK_TRAP_GROUP_GENERIC_ID_DHCP,
949 DEVLINK_TRAP_GROUP_GENERIC_ID_NEIGH_DISCOVERY,
950 DEVLINK_TRAP_GROUP_GENERIC_ID_BFD,
951 DEVLINK_TRAP_GROUP_GENERIC_ID_OSPF,
952 DEVLINK_TRAP_GROUP_GENERIC_ID_BGP,
953 DEVLINK_TRAP_GROUP_GENERIC_ID_VRRP,
954 DEVLINK_TRAP_GROUP_GENERIC_ID_PIM,
955 DEVLINK_TRAP_GROUP_GENERIC_ID_UC_LB,
956 DEVLINK_TRAP_GROUP_GENERIC_ID_LOCAL_DELIVERY,
ec4f5b36 957 DEVLINK_TRAP_GROUP_GENERIC_ID_EXTERNAL_DELIVERY,
d77cfd16
IS		 958 DEVLINK_TRAP_GROUP_GENERIC_ID_IPV6,
959 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_EVENT,
960 DEVLINK_TRAP_GROUP_GENERIC_ID_PTP_GENERAL,
5eb18a2b
IS		 961 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_SAMPLE,
962 DEVLINK_TRAP_GROUP_GENERIC_ID_ACL_TRAP,
10c24eb2 963 DEVLINK_TRAP_GROUP_GENERIC_ID_PARSER_ERROR_DROPS,
2640a82b 964 DEVLINK_TRAP_GROUP_GENERIC_ID_EAPOL,
391203ab 965
0f420b6c
IS		 966 /* Add new generic trap group IDs above */
967 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX,
968 DEVLINK_TRAP_GROUP_GENERIC_ID_MAX =
969 __DEVLINK_TRAP_GROUP_GENERIC_ID_MAX - 1,
970};
971
391203ab
IS		 972#define DEVLINK_TRAP_GENERIC_NAME_SMAC_MC \
973 "source_mac_is_multicast"
974#define DEVLINK_TRAP_GENERIC_NAME_VLAN_TAG_MISMATCH \
975 "vlan_tag_mismatch"
976#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_VLAN_FILTER \
977 "ingress_vlan_filter"
978#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_STP_FILTER \
979 "ingress_spanning_tree_filter"
980#define DEVLINK_TRAP_GENERIC_NAME_EMPTY_TX_LIST \
981 "port_list_is_empty"
982#define DEVLINK_TRAP_GENERIC_NAME_PORT_LOOPBACK_FILTER \
983 "port_loopback_filter"
984#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_ROUTE \
985 "blackhole_route"
986#define DEVLINK_TRAP_GENERIC_NAME_TTL_ERROR \
987 "ttl_value_is_too_small"
988#define DEVLINK_TRAP_GENERIC_NAME_TAIL_DROP \
989 "tail_drop"
6896cc4d
AC		 990#define DEVLINK_TRAP_GENERIC_NAME_NON_IP_PACKET \
991 "non_ip"
992#define DEVLINK_TRAP_GENERIC_NAME_UC_DIP_MC_DMAC \
993 "uc_dip_over_mc_dmac"
994#define DEVLINK_TRAP_GENERIC_NAME_DIP_LB \
995 "dip_is_loopback_address"
996#define DEVLINK_TRAP_GENERIC_NAME_SIP_MC \
997 "sip_is_mc"
998#define DEVLINK_TRAP_GENERIC_NAME_SIP_LB \
999 "sip_is_loopback_address"
1000#define DEVLINK_TRAP_GENERIC_NAME_CORRUPTED_IP_HDR \
1001 "ip_header_corrupted"
1002#define DEVLINK_TRAP_GENERIC_NAME_IPV4_SIP_BC \
1003 "ipv4_sip_is_limited_bc"
1004#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_RESERVED_SCOPE \
1005 "ipv6_mc_dip_reserved_scope"
1006#define DEVLINK_TRAP_GENERIC_NAME_IPV6_MC_DIP_INTERFACE_LOCAL_SCOPE \
1007 "ipv6_mc_dip_interface_local_scope"
3b063ae5
AC		 1008#define DEVLINK_TRAP_GENERIC_NAME_MTU_ERROR \
1009 "mtu_value_is_too_small"
1010#define DEVLINK_TRAP_GENERIC_NAME_UNRESOLVED_NEIGH \
1011 "unresolved_neigh"
1012#define DEVLINK_TRAP_GENERIC_NAME_RPF \
1013 "mc_reverse_path_forwarding"
1014#define DEVLINK_TRAP_GENERIC_NAME_REJECT_ROUTE \
1015 "reject_route"
1016#define DEVLINK_TRAP_GENERIC_NAME_IPV4_LPM_UNICAST_MISS \
1017 "ipv4_lpm_miss"
1018#define DEVLINK_TRAP_GENERIC_NAME_IPV6_LPM_UNICAST_MISS \
1019 "ipv6_lpm_miss"
95f0ead8
AC		 1020#define DEVLINK_TRAP_GENERIC_NAME_NON_ROUTABLE \
1021 "non_routable_packet"
13c056ec
AC		 1022#define DEVLINK_TRAP_GENERIC_NAME_DECAP_ERROR \
1023 "decap_error"
c3cae491
AC		 1024#define DEVLINK_TRAP_GENERIC_NAME_OVERLAY_SMAC_MC \
1025 "overlay_smac_is_mc"
ecd942a0
JP		 1026#define DEVLINK_TRAP_GENERIC_NAME_INGRESS_FLOW_ACTION_DROP \
1027 "ingress_flow_action_drop"
1028#define DEVLINK_TRAP_GENERIC_NAME_EGRESS_FLOW_ACTION_DROP \
1029 "egress_flow_action_drop"
515eac67
IS		 1030#define DEVLINK_TRAP_GENERIC_NAME_STP \
1031 "stp"
1032#define DEVLINK_TRAP_GENERIC_NAME_LACP \
1033 "lacp"
1034#define DEVLINK_TRAP_GENERIC_NAME_LLDP \
1035 "lldp"
1036#define DEVLINK_TRAP_GENERIC_NAME_IGMP_QUERY \
1037 "igmp_query"
1038#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V1_REPORT \
1039 "igmp_v1_report"
1040#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_REPORT \
1041 "igmp_v2_report"
1042#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V3_REPORT \
1043 "igmp_v3_report"
1044#define DEVLINK_TRAP_GENERIC_NAME_IGMP_V2_LEAVE \
1045 "igmp_v2_leave"
1046#define DEVLINK_TRAP_GENERIC_NAME_MLD_QUERY \
1047 "mld_query"
1048#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_REPORT \
1049 "mld_v1_report"
1050#define DEVLINK_TRAP_GENERIC_NAME_MLD_V2_REPORT \
1051 "mld_v2_report"
1052#define DEVLINK_TRAP_GENERIC_NAME_MLD_V1_DONE \
1053 "mld_v1_done"
d77cfd16
IS		 1054#define DEVLINK_TRAP_GENERIC_NAME_IPV4_DHCP \
1055 "ipv4_dhcp"
1056#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DHCP \
1057 "ipv6_dhcp"
1058#define DEVLINK_TRAP_GENERIC_NAME_ARP_REQUEST \
1059 "arp_request"
1060#define DEVLINK_TRAP_GENERIC_NAME_ARP_RESPONSE \
1061 "arp_response"
1062#define DEVLINK_TRAP_GENERIC_NAME_ARP_OVERLAY \
1063 "arp_overlay"
1064#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_SOLICIT \
1065 "ipv6_neigh_solicit"
1066#define DEVLINK_TRAP_GENERIC_NAME_IPV6_NEIGH_ADVERT \
1067 "ipv6_neigh_advert"
1068#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BFD \
1069 "ipv4_bfd"
1070#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BFD \
1071 "ipv6_bfd"
1072#define DEVLINK_TRAP_GENERIC_NAME_IPV4_OSPF \
1073 "ipv4_ospf"
1074#define DEVLINK_TRAP_GENERIC_NAME_IPV6_OSPF \
1075 "ipv6_ospf"
1076#define DEVLINK_TRAP_GENERIC_NAME_IPV4_BGP \
1077 "ipv4_bgp"
1078#define DEVLINK_TRAP_GENERIC_NAME_IPV6_BGP \
1079 "ipv6_bgp"
1080#define DEVLINK_TRAP_GENERIC_NAME_IPV4_VRRP \
1081 "ipv4_vrrp"
1082#define DEVLINK_TRAP_GENERIC_NAME_IPV6_VRRP \
1083 "ipv6_vrrp"
1084#define DEVLINK_TRAP_GENERIC_NAME_IPV4_PIM \
1085 "ipv4_pim"
1086#define DEVLINK_TRAP_GENERIC_NAME_IPV6_PIM \
1087 "ipv6_pim"
1088#define DEVLINK_TRAP_GENERIC_NAME_UC_LB \
1089 "uc_loopback"
1090#define DEVLINK_TRAP_GENERIC_NAME_LOCAL_ROUTE \
1091 "local_route"
1092#define DEVLINK_TRAP_GENERIC_NAME_EXTERNAL_ROUTE \
1093 "external_route"
1094#define DEVLINK_TRAP_GENERIC_NAME_IPV6_UC_DIP_LINK_LOCAL_SCOPE \
1095 "ipv6_uc_dip_link_local_scope"
1096#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_NODES \
1097 "ipv6_dip_all_nodes"
1098#define DEVLINK_TRAP_GENERIC_NAME_IPV6_DIP_ALL_ROUTERS \
1099 "ipv6_dip_all_routers"
1100#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_SOLICIT \
1101 "ipv6_router_solicit"
1102#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ADVERT \
1103 "ipv6_router_advert"
1104#define DEVLINK_TRAP_GENERIC_NAME_IPV6_REDIRECT \
1105 "ipv6_redirect"
1106#define DEVLINK_TRAP_GENERIC_NAME_IPV4_ROUTER_ALERT \
1107 "ipv4_router_alert"
1108#define DEVLINK_TRAP_GENERIC_NAME_IPV6_ROUTER_ALERT \
1109 "ipv6_router_alert"
1110#define DEVLINK_TRAP_GENERIC_NAME_PTP_EVENT \
1111 "ptp_event"
1112#define DEVLINK_TRAP_GENERIC_NAME_PTP_GENERAL \
1113 "ptp_general"
5eb18a2b
IS		 1114#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_SAMPLE \
1115 "flow_action_sample"
1116#define DEVLINK_TRAP_GENERIC_NAME_FLOW_ACTION_TRAP \
1117 "flow_action_trap"
08e335f6
AC		 1118#define DEVLINK_TRAP_GENERIC_NAME_EARLY_DROP \
1119 "early_drop"
10c24eb2
IC		 1120#define DEVLINK_TRAP_GENERIC_NAME_VXLAN_PARSING \
1121 "vxlan_parsing"
1122#define DEVLINK_TRAP_GENERIC_NAME_LLC_SNAP_PARSING \
1123 "llc_snap_parsing"
1124#define DEVLINK_TRAP_GENERIC_NAME_VLAN_PARSING \
1125 "vlan_parsing"
1126#define DEVLINK_TRAP_GENERIC_NAME_PPPOE_PPP_PARSING \
1127 "pppoe_ppp_parsing"
1128#define DEVLINK_TRAP_GENERIC_NAME_MPLS_PARSING \
1129 "mpls_parsing"
1130#define DEVLINK_TRAP_GENERIC_NAME_ARP_PARSING \
1131 "arp_parsing"
1132#define DEVLINK_TRAP_GENERIC_NAME_IP_1_PARSING \
1133 "ip_1_parsing"
1134#define DEVLINK_TRAP_GENERIC_NAME_IP_N_PARSING \
1135 "ip_n_parsing"
1136#define DEVLINK_TRAP_GENERIC_NAME_GRE_PARSING \
1137 "gre_parsing"
1138#define DEVLINK_TRAP_GENERIC_NAME_UDP_PARSING \
1139 "udp_parsing"
1140#define DEVLINK_TRAP_GENERIC_NAME_TCP_PARSING \
1141 "tcp_parsing"
1142#define DEVLINK_TRAP_GENERIC_NAME_IPSEC_PARSING \
1143 "ipsec_parsing"
1144#define DEVLINK_TRAP_GENERIC_NAME_SCTP_PARSING \
1145 "sctp_parsing"
1146#define DEVLINK_TRAP_GENERIC_NAME_DCCP_PARSING \
1147 "dccp_parsing"
1148#define DEVLINK_TRAP_GENERIC_NAME_GTP_PARSING \
1149 "gtp_parsing"
1150#define DEVLINK_TRAP_GENERIC_NAME_ESP_PARSING \
1151 "esp_parsing"
f0a5013e
IS		 1152#define DEVLINK_TRAP_GENERIC_NAME_BLACKHOLE_NEXTHOP \
1153 "blackhole_nexthop"
e78ab164 1154#define DEVLINK_TRAP_GENERIC_NAME_DMAC_FILTER \
e13e4536 1155 "dmac_filter"
2640a82b
IS		 1156#define DEVLINK_TRAP_GENERIC_NAME_EAPOL \
1157 "eapol"
1158#define DEVLINK_TRAP_GENERIC_NAME_LOCKED_PORT \
1159 "locked_port"
391203ab
IS		 1160
1161#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L2_DROPS \
1162 "l2_drops"
1163#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_DROPS \
1164 "l3_drops"
678eb199
IS		 1165#define DEVLINK_TRAP_GROUP_GENERIC_NAME_L3_EXCEPTIONS \
1166 "l3_exceptions"
391203ab
IS		 1167#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BUFFER_DROPS \
1168 "buffer_drops"
13c056ec
AC		 1169#define DEVLINK_TRAP_GROUP_GENERIC_NAME_TUNNEL_DROPS \
1170 "tunnel_drops"
ecd942a0
JP		 1171#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_DROPS \
1172 "acl_drops"
515eac67
IS		 1173#define DEVLINK_TRAP_GROUP_GENERIC_NAME_STP \
1174 "stp"
1175#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LACP \
1176 "lacp"
1177#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LLDP \
1178 "lldp"
1179#define DEVLINK_TRAP_GROUP_GENERIC_NAME_MC_SNOOPING \
1180 "mc_snooping"
d77cfd16
IS		 1181#define DEVLINK_TRAP_GROUP_GENERIC_NAME_DHCP \
1182 "dhcp"
1183#define DEVLINK_TRAP_GROUP_GENERIC_NAME_NEIGH_DISCOVERY \
1184 "neigh_discovery"
1185#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BFD \
1186 "bfd"
1187#define DEVLINK_TRAP_GROUP_GENERIC_NAME_OSPF \
1188 "ospf"
1189#define DEVLINK_TRAP_GROUP_GENERIC_NAME_BGP \
1190 "bgp"
1191#define DEVLINK_TRAP_GROUP_GENERIC_NAME_VRRP \
1192 "vrrp"
1193#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PIM \
1194 "pim"
1195#define DEVLINK_TRAP_GROUP_GENERIC_NAME_UC_LB \
1196 "uc_loopback"
1197#define DEVLINK_TRAP_GROUP_GENERIC_NAME_LOCAL_DELIVERY \
1198 "local_delivery"
ec4f5b36
IS		 1199#define DEVLINK_TRAP_GROUP_GENERIC_NAME_EXTERNAL_DELIVERY \
1200 "external_delivery"
d77cfd16
IS		 1201#define DEVLINK_TRAP_GROUP_GENERIC_NAME_IPV6 \
1202 "ipv6"
1203#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_EVENT \
1204 "ptp_event"
1205#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PTP_GENERAL \
1206 "ptp_general"
5eb18a2b
IS		 1207#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_SAMPLE \
1208 "acl_sample"
1209#define DEVLINK_TRAP_GROUP_GENERIC_NAME_ACL_TRAP \
1210 "acl_trap"
10c24eb2
IC		 1211#define DEVLINK_TRAP_GROUP_GENERIC_NAME_PARSER_ERROR_DROPS \
1212 "parser_error_drops"
2640a82b
IS		 1213#define DEVLINK_TRAP_GROUP_GENERIC_NAME_EAPOL \
1214 "eapol"
391203ab 1215
107f1678
IS		 1216#define DEVLINK_TRAP_GENERIC(_type, _init_action, _id, _group_id, \
1217 _metadata_cap) \
0f420b6c
IS		 1218 { \
1219 .type = DEVLINK_TRAP_TYPE_##_type, \
1220 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1221 .generic = true, \
1222 .id = DEVLINK_TRAP_GENERIC_ID_##_id, \
1223 .name = DEVLINK_TRAP_GENERIC_NAME_##_id, \
107f1678 1224 .init_group_id = _group_id, \
0f420b6c
IS		 1225 .metadata_cap = _metadata_cap, \
1226 }
1227
107f1678 1228#define DEVLINK_TRAP_DRIVER(_type, _init_action, _id, _name, _group_id, \
0f420b6c
IS		 1229 _metadata_cap) \
1230 { \
1231 .type = DEVLINK_TRAP_TYPE_##_type, \
1232 .init_action = DEVLINK_TRAP_ACTION_##_init_action, \
1233 .generic = false, \
1234 .id = _id, \
1235 .name = _name, \
107f1678 1236 .init_group_id = _group_id, \
0f420b6c
IS		 1237 .metadata_cap = _metadata_cap, \
1238 }
1239
f9f54392 1240#define DEVLINK_TRAP_GROUP_GENERIC(_id, _policer_id) \
0f420b6c
IS		 1241 { \
1242 .name = DEVLINK_TRAP_GROUP_GENERIC_NAME_##_id, \
1243 .id = DEVLINK_TRAP_GROUP_GENERIC_ID_##_id, \
1244 .generic = true, \
f9f54392 1245 .init_policer_id = _policer_id, \
0f420b6c
IS		 1246 }
1247
1e8c6619
IS		 1248#define DEVLINK_TRAP_POLICER(_id, _rate, _burst, _max_rate, _min_rate, \
1249 _max_burst, _min_burst) \
1250 { \
1251 .id = _id, \
1252 .init_rate = _rate, \
1253 .init_burst = _burst, \
1254 .max_rate = _max_rate, \
1255 .min_rate = _min_rate, \
1256 .max_burst = _max_burst, \
1257 .min_burst = _min_burst, \
1258 }
1259
bd032e35
LR		 1260enum {
1261 /* device supports reload operations */
1262 DEVLINK_F_RELOAD = 1UL << 0,
1263};
1264
bfcd3a46 1265struct devlink_ops {
22ec3d23
JK		 1266 /**
1267 * @supported_flash_update_params:
1268 * mask of parameters supported by the driver's .flash_update
45402f04 1269 * implementation.
22ec3d23
JK		 1270 */
1271 u32 supported_flash_update_params;
ccdf0721 1272 unsigned long reload_actions;
dc64cc7c 1273 unsigned long reload_limits;
070c63f2 1274 int (*reload_down)(struct devlink *devlink, bool netns_change,
dc64cc7c
MS		 1275 enum devlink_reload_action action,
1276 enum devlink_reload_limit limit,
1277 struct netlink_ext_ack *extack);
ccdf0721 1278 int (*reload_up)(struct devlink *devlink, enum devlink_reload_action action,
dc64cc7c
MS		 1279 enum devlink_reload_limit limit, u32 *actions_performed,
1280 struct netlink_ext_ack *extack);
bf797471
JP		 1281 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
1282 u16 pool_index,
1283 struct devlink_sb_pool_info *pool_info);
1284 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
1285 u16 pool_index, u32 size,
f2ad1a52
IS		 1286 enum devlink_sb_threshold_type threshold_type,
1287 struct netlink_ext_ack *extack);
bf797471
JP		 1288 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
1289 unsigned int sb_index, u16 pool_index,
1290 u32 *p_threshold);
1291 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
1292 unsigned int sb_index, u16 pool_index,
f2ad1a52 1293 u32 threshold, struct netlink_ext_ack *extack);
bf797471
JP		 1294 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
1295 unsigned int sb_index,
1296 u16 tc_index,
1297 enum devlink_sb_pool_type pool_type,
1298 u16 *p_pool_index, u32 *p_threshold);
1299 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
1300 unsigned int sb_index,
1301 u16 tc_index,
1302 enum devlink_sb_pool_type pool_type,
f2ad1a52
IS		 1303 u16 pool_index, u32 threshold,
1304 struct netlink_ext_ack *extack);
df38dafd
JP		 1305 int (*sb_occ_snapshot)(struct devlink *devlink,
1306 unsigned int sb_index);
1307 int (*sb_occ_max_clear)(struct devlink *devlink,
1308 unsigned int sb_index);
1309 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
1310 unsigned int sb_index, u16 pool_index,
1311 u32 *p_cur, u32 *p_max);
1312 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
1313 unsigned int sb_index,
1314 u16 tc_index,
1315 enum devlink_sb_pool_type pool_type,
1316 u32 *p_cur, u32 *p_max);
08f4b591
OG		 1317
1318 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
db7ff19e
EB		 1319 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
1320 struct netlink_ext_ack *extack);
59bfde01 1321 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
db7ff19e
EB		 1322 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
1323 struct netlink_ext_ack *extack);
98fdbea5
LR		 1324 int (*eswitch_encap_mode_get)(struct devlink *devlink,
1325 enum devlink_eswitch_encap_mode *p_encap_mode);
1326 int (*eswitch_encap_mode_set)(struct devlink *devlink,
1327 enum devlink_eswitch_encap_mode encap_mode,
db7ff19e 1328 struct netlink_ext_ack *extack);
f9cf2288
JK		 1329 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
1330 struct netlink_ext_ack *extack);
22ec3d23
JK		 1331 /**
1332 * @flash_update: Device flash update function
1333 *
1334 * Used to perform a flash update for the device. The set of
1335 * parameters supported by the driver should be set in
1336 * supported_flash_update_params.
1337 */
bc75c054
JK		 1338 int (*flash_update)(struct devlink *devlink,
1339 struct devlink_flash_update_params *params,
76726ccb 1340 struct netlink_ext_ack *extack);
0f420b6c
IS		 1341 /**
1342 * @trap_init: Trap initialization function.
1343 *
1344 * Should be used by device drivers to initialize the trap in the
1345 * underlying device. Drivers should also store the provided trap
1346 * context, so that they could efficiently pass it to
1347 * devlink_trap_report() when the trap is triggered.
1348 */
1349 int (*trap_init)(struct devlink *devlink,
1350 const struct devlink_trap *trap, void *trap_ctx);
1351 /**
1352 * @trap_fini: Trap de-initialization function.
1353 *
1354 * Should be used by device drivers to de-initialize the trap in the
1355 * underlying device.
1356 */
1357 void (*trap_fini)(struct devlink *devlink,
1358 const struct devlink_trap *trap, void *trap_ctx);
1359 /**
1360 * @trap_action_set: Trap action set function.
1361 */
1362 int (*trap_action_set)(struct devlink *devlink,
1363 const struct devlink_trap *trap,
c88e11e0
IS		 1364 enum devlink_trap_action action,
1365 struct netlink_ext_ack *extack);
0f420b6c
IS		 1366 /**
1367 * @trap_group_init: Trap group initialization function.
1368 *
1369 * Should be used by device drivers to initialize the trap group in the
1370 * underlying device.
1371 */
1372 int (*trap_group_init)(struct devlink *devlink,
1373 const struct devlink_trap_group *group);
c064875a
IS		 1374 /**
1375 * @trap_group_set: Trap group parameters set function.
1376 *
1377 * Note: @policer can be NULL when a policer is being unbound from
1378 * @group.
1379 */
1380 int (*trap_group_set)(struct devlink *devlink,
1381 const struct devlink_trap_group *group,
c88e11e0
IS		 1382 const struct devlink_trap_policer *policer,
1383 struct netlink_ext_ack *extack);
c50bf2be
IC		 1384 /**
1385 * @trap_group_action_set: Trap group action set function.
1386 *
1387 * If this callback is populated, it will take precedence over looping
1388 * over all traps in a group and calling .trap_action_set().
1389 */
1390 int (*trap_group_action_set)(struct devlink *devlink,
1391 const struct devlink_trap_group *group,
1392 enum devlink_trap_action action,
1393 struct netlink_ext_ack *extack);
ddee9dbc
OM		 1394 /**
1395 * @trap_drop_counter_get: Trap drop counter get function.
1396 *
1397 * Should be used by device drivers to report number of packets
1398 * that have been dropped, and cannot be passed to the devlink
1399 * subsystem by the underlying device.
1400 */
1401 int (*trap_drop_counter_get)(struct devlink *devlink,
1402 const struct devlink_trap *trap,
1403 u64 *p_drops);
1e8c6619
IS		 1404 /**
1405 * @trap_policer_init: Trap policer initialization function.
1406 *
1407 * Should be used by device drivers to initialize the trap policer in
1408 * the underlying device.
1409 */
1410 int (*trap_policer_init)(struct devlink *devlink,
1411 const struct devlink_trap_policer *policer);
1412 /**
1413 * @trap_policer_fini: Trap policer de-initialization function.
1414 *
1415 * Should be used by device drivers to de-initialize the trap policer
1416 * in the underlying device.
1417 */
1418 void (*trap_policer_fini)(struct devlink *devlink,
1419 const struct devlink_trap_policer *policer);
1420 /**
1421 * @trap_policer_set: Trap policer parameters set function.
1422 */
1423 int (*trap_policer_set)(struct devlink *devlink,
1424 const struct devlink_trap_policer *policer,
1425 u64 rate, u64 burst,
1426 struct netlink_ext_ack *extack);
1427 /**
1428 * @trap_policer_counter_get: Trap policer counter get function.
1429 *
1430 * Should be used by device drivers to report number of packets dropped
1431 * by the policer.
1432 */
1433 int (*trap_policer_counter_get)(struct devlink *devlink,
1434 const struct devlink_trap_policer *policer,
1435 u64 *p_drops);
cd76dcd6
PP		 1436 /**
1437 * port_new() - Add a new port function of a specified flavor
1438 * @devlink: Devlink instance
1439 * @attrs: attributes of the new port
1440 * @extack: extack for reporting error messages
5ff9424e 1441 * @devlink_port: pointer to store new devlink port pointer
cd76dcd6
PP		 1442 *
1443 * Devlink core will call this device driver function upon user request
1444 * to create a new port function of a specified flavor and optional
1445 * attributes
1446 *
1447 * Notes:
cd76dcd6
PP		 1448 * - On success, drivers must register a port with devlink core
1449 *
1450 * Return: 0 on success, negative value otherwise.
1451 */
1452 int (*port_new)(struct devlink *devlink,
1453 const struct devlink_port_new_attrs *attrs,
5ff9424e
JP		 1454 struct netlink_ext_ack *extack,
1455 struct devlink_port **devlink_port);
1897db2e
DL		 1456
1457 /**
1458 * Rate control callbacks.
1459 */
1460 int (*rate_leaf_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1461 u64 tx_share, struct netlink_ext_ack *extack);
1462 int (*rate_leaf_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1463 u64 tx_max, struct netlink_ext_ack *extack);
cd502236
MW		 1464 int (*rate_leaf_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv,
1465 u32 tx_priority, struct netlink_ext_ack *extack);
6e2d7e84
MW		 1466 int (*rate_leaf_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv,
1467 u32 tx_weight, struct netlink_ext_ack *extack);
a8ecb93e
DL		 1468 int (*rate_node_tx_share_set)(struct devlink_rate *devlink_rate, void *priv,
1469 u64 tx_share, struct netlink_ext_ack *extack);
1470 int (*rate_node_tx_max_set)(struct devlink_rate *devlink_rate, void *priv,
1471 u64 tx_max, struct netlink_ext_ack *extack);
cd502236
MW		 1472 int (*rate_node_tx_priority_set)(struct devlink_rate *devlink_rate, void *priv,
1473 u32 tx_priority, struct netlink_ext_ack *extack);
6e2d7e84
MW		 1474 int (*rate_node_tx_weight_set)(struct devlink_rate *devlink_rate, void *priv,
1475 u32 tx_weight, struct netlink_ext_ack *extack);
a8ecb93e
DL		 1476 int (*rate_node_new)(struct devlink_rate *rate_node, void **priv,
1477 struct netlink_ext_ack *extack);
1478 int (*rate_node_del)(struct devlink_rate *rate_node, void *priv,
1479 struct netlink_ext_ack *extack);
d7555984
DL		 1480 int (*rate_leaf_parent_set)(struct devlink_rate *child,
1481 struct devlink_rate *parent,
1482 void *priv_child, void *priv_parent,
1483 struct netlink_ext_ack *extack);
1484 int (*rate_node_parent_set)(struct devlink_rate *child,
1485 struct devlink_rate *parent,
1486 void *priv_child, void *priv_parent,
1487 struct netlink_ext_ack *extack);
08f588fa
VG		 1488 /**
1489 * selftests_check() - queries if selftest is supported
1490 * @devlink: devlink instance
1491 * @id: test index
1492 * @extack: extack for reporting error messages
1493 *
1494 * Return: true if test is supported by the driver
1495 */
1496 bool (*selftest_check)(struct devlink *devlink, unsigned int id,
1497 struct netlink_ext_ack *extack);
1498 /**
1499 * selftest_run() - Runs a selftest
1500 * @devlink: devlink instance
1501 * @id: test index
1502 * @extack: extack for reporting error messages
1503 *
1504 * Return: status of the test
1505 */
1506 enum devlink_selftest_status
1507 (*selftest_run)(struct devlink *devlink, unsigned int id,
1508 struct netlink_ext_ack *extack);
bfcd3a46
JP		 1509};
1510
21314638
LR		 1511void *devlink_priv(struct devlink *devlink);
1512struct devlink *priv_to_devlink(void *priv);
1513struct device *devlink_to_dev(const struct devlink *devlink);
bfcd3a46 1514
2cb7b489
JK		 1515/* Devlink instance explicit locking */
1516void devl_lock(struct devlink *devlink);
012ec02a 1517int devl_trylock(struct devlink *devlink);
2cb7b489
JK		 1518void devl_unlock(struct devlink *devlink);
1519void devl_assert_locked(struct devlink *devlink);
1520bool devl_lock_is_held(struct devlink *devlink);
1521
bfcd3a46
JP		 1522struct ib_device;
1523
471f894f 1524struct net *devlink_net(const struct devlink *devlink);
26713455
LR		 1525/* This call is intended for software devices that can create
1526 * devlink instances in other namespaces than init_net.
1527 *
1528 * Drivers that operate on real HW must use devlink_alloc() instead.
1529 */
1530struct devlink *devlink_alloc_ns(const struct devlink_ops *ops,
919d13a7
LR		 1531 size_t priv_size, struct net *net,
1532 struct device *dev);
26713455 1533static inline struct devlink *devlink_alloc(const struct devlink_ops *ops,
919d13a7
LR		 1534 size_t priv_size,
1535 struct device *dev)
26713455 1536{
919d13a7 1537 return devlink_alloc_ns(ops, priv_size, &init_net, dev);
26713455 1538}
fb8421a9 1539
9053637e
JK		 1540int devl_register(struct devlink *devlink);
1541void devl_unregister(struct devlink *devlink);
db4278c5 1542void devlink_register(struct devlink *devlink);
bfcd3a46
JP		 1543void devlink_unregister(struct devlink *devlink);
1544void devlink_free(struct devlink *devlink);
6acdf43d
JP		 1545
1546/**
1547 * struct devlink_port_ops - Port operations
f58a3e4d
JP		 1548 * @port_split: Callback used to split the port into multiple ones.
1549 * @port_unsplit: Callback used to unsplit the port group back into
1550 * a single port.
65a4c44b 1551 * @port_type_set: Callback used to set a type of a port.
216ba9f4
JP		 1552 * @port_del: Callback used to delete selected port along with related function.
1553 * Devlink core calls this upon user request to delete
1554 * a port previously created by devlink_ops->port_new().
71c93e37
JP		 1555 * @port_fn_hw_addr_get: Callback used to set port function's hardware address.
1556 * Should be used by device drivers to report
1557 * the hardware address of a function managed
1558 * by the devlink port.
1559 * @port_fn_hw_addr_set: Callback used to set port function's hardware address.
1560 * Should be used by device drivers to set the hardware
1561 * address of a function managed by the devlink port.
933c1327
JP		 1562 * @port_fn_roce_get: Callback used to get port function's RoCE capability.
1563 * Should be used by device drivers to report
1564 * the current state of RoCE capability of a function
1565 * managed by the devlink port.
1566 * @port_fn_roce_set: Callback used to set port function's RoCE capability.
1567 * Should be used by device drivers to enable/disable
1568 * RoCE capability of a function managed
1569 * by the devlink port.
4a490d71
JP		 1570 * @port_fn_migratable_get: Callback used to get port function's migratable
1571 * capability. Should be used by device drivers
1572 * to report the current state of migratable capability
1573 * of a function managed by the devlink port.
1574 * @port_fn_migratable_set: Callback used to set port function's migratable
1575 * capability. Should be used by device drivers
1576 * to enable/disable migratable capability of
1577 * a function managed by the devlink port.
216aa67f
JP		 1578 * @port_fn_state_get: Callback used to get port function's state.
1579 * Should be used by device drivers to report
1580 * the current admin and operational state of a
1581 * function managed by the devlink port.
1582 * @port_fn_state_set: Callback used to get port function's state.
1583 * Should be used by device drivers set
1584 * the admin state of a function managed
1585 * by the devlink port.
62b6442c
DC		 1586 * @port_fn_ipsec_crypto_get: Callback used to get port function's ipsec_crypto
1587 * capability. Should be used by device drivers
1588 * to report the current state of ipsec_crypto
1589 * capability of a function managed by the devlink
1590 * port.
1591 * @port_fn_ipsec_crypto_set: Callback used to set port function's ipsec_crypto
1592 * capability. Should be used by device drivers to
1593 * enable/disable ipsec_crypto capability of a
1594 * function managed by the devlink port.
390a24cb
DC		 1595 * @port_fn_ipsec_packet_get: Callback used to get port function's ipsec_packet
1596 * capability. Should be used by device drivers
1597 * to report the current state of ipsec_packet
1598 * capability of a function managed by the devlink
1599 * port.
1600 * @port_fn_ipsec_packet_set: Callback used to set port function's ipsec_packet
1601 * capability. Should be used by device drivers to
1602 * enable/disable ipsec_packet capability of a
1603 * function managed by the devlink port.
71c93e37
JP		 1604 *
1605 * Note: Driver should return -EOPNOTSUPP if it doesn't support
1606 * port function (@port_fn_*) handling for a particular port.
6acdf43d
JP		 1607 */
1608struct devlink_port_ops {
f58a3e4d
JP		 1609 int (*port_split)(struct devlink *devlink, struct devlink_port *port,
1610 unsigned int count, struct netlink_ext_ack *extack);
1611 int (*port_unsplit)(struct devlink *devlink, struct devlink_port *port,
1612 struct netlink_ext_ack *extack);
65a4c44b
JP		 1613 int (*port_type_set)(struct devlink_port *devlink_port,
1614 enum devlink_port_type port_type);
216ba9f4
JP		 1615 int (*port_del)(struct devlink *devlink, struct devlink_port *port,
1616 struct netlink_ext_ack *extack);
71c93e37
JP		 1617 int (*port_fn_hw_addr_get)(struct devlink_port *port, u8 *hw_addr,
1618 int *hw_addr_len,
1619 struct netlink_ext_ack *extack);
1620 int (*port_fn_hw_addr_set)(struct devlink_port *port,
1621 const u8 *hw_addr, int hw_addr_len,
1622 struct netlink_ext_ack *extack);
933c1327
JP		 1623 int (*port_fn_roce_get)(struct devlink_port *devlink_port,
1624 bool *is_enable,
1625 struct netlink_ext_ack *extack);
1626 int (*port_fn_roce_set)(struct devlink_port *devlink_port,
1627 bool enable, struct netlink_ext_ack *extack);
4a490d71
JP		 1628 int (*port_fn_migratable_get)(struct devlink_port *devlink_port,
1629 bool *is_enable,
1630 struct netlink_ext_ack *extack);
1631 int (*port_fn_migratable_set)(struct devlink_port *devlink_port,
1632 bool enable,
1633 struct netlink_ext_ack *extack);
216aa67f
JP		 1634 int (*port_fn_state_get)(struct devlink_port *port,
1635 enum devlink_port_fn_state *state,
1636 enum devlink_port_fn_opstate *opstate,
1637 struct netlink_ext_ack *extack);
1638 int (*port_fn_state_set)(struct devlink_port *port,
1639 enum devlink_port_fn_state state,
1640 struct netlink_ext_ack *extack);
62b6442c
DC		 1641 int (*port_fn_ipsec_crypto_get)(struct devlink_port *devlink_port,
1642 bool *is_enable,
1643 struct netlink_ext_ack *extack);
1644 int (*port_fn_ipsec_crypto_set)(struct devlink_port *devlink_port,
1645 bool enable,
1646 struct netlink_ext_ack *extack);
390a24cb
DC		 1647 int (*port_fn_ipsec_packet_get)(struct devlink_port *devlink_port,
1648 bool *is_enable,
1649 struct netlink_ext_ack *extack);
1650 int (*port_fn_ipsec_packet_set)(struct devlink_port *devlink_port,
1651 bool enable,
1652 struct netlink_ext_ack *extack);
6acdf43d
JP		 1653};
1654
ae3bbc04
JP		 1655void devlink_port_init(struct devlink *devlink,
1656 struct devlink_port *devlink_port);
1657void devlink_port_fini(struct devlink_port *devlink_port);
6acdf43d
JP		 1658
1659int devl_port_register_with_ops(struct devlink *devlink,
1660 struct devlink_port *devlink_port,
1661 unsigned int port_index,
1662 const struct devlink_port_ops *ops);
1663
1664static inline int devl_port_register(struct devlink *devlink,
1665 struct devlink_port *devlink_port,
1666 unsigned int port_index)
1667{
1668 return devl_port_register_with_ops(devlink, devlink_port,
1669 port_index, NULL);
1670}
1671
1672int devlink_port_register_with_ops(struct devlink *devlink,
1673 struct devlink_port *devlink_port,
1674 unsigned int port_index,
1675 const struct devlink_port_ops *ops);
1676
1677static inline int devlink_port_register(struct devlink *devlink,
1678 struct devlink_port *devlink_port,
1679 unsigned int port_index)
1680{
1681 return devlink_port_register_with_ops(devlink, devlink_port,
1682 port_index, NULL);
1683}
1684
277cbb6b 1685void devl_port_unregister(struct devlink_port *devlink_port);
bfcd3a46 1686void devlink_port_unregister(struct devlink_port *devlink_port);
c8096578 1687void devlink_port_type_eth_set(struct devlink_port *devlink_port);
bfcd3a46
JP		 1688void devlink_port_type_ib_set(struct devlink_port *devlink_port,
1689 struct ib_device *ibdev);
1690void devlink_port_type_clear(struct devlink_port *devlink_port);
b9ffcbaf 1691void devlink_port_attrs_set(struct devlink_port *devlink_port,
71ad8d55 1692 struct devlink_port_attrs *devlink_port_attrs);
3a2d9588
PP		 1693void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 controller,
1694 u16 pf, bool external);
1695void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 controller,
05b595e9 1696 u16 pf, u16 vf, bool external);
b8288837 1697void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port,
a1ab3e45
PP		 1698 u32 controller, u16 pf, u32 sf,
1699 bool external);
caba177d
MW		 1700struct devlink_rate *
1701devl_rate_node_create(struct devlink *devlink, void *priv, char *node_name,
1702 struct devlink_rate *parent);
f2fc15e2
MW		 1703int
1704devl_rate_leaf_create(struct devlink_port *devlink_port, void *priv,
1705 struct devlink_rate *parent);
277cbb6b
JP		 1706void devl_rate_leaf_destroy(struct devlink_port *devlink_port);
1707void devl_rate_nodes_destroy(struct devlink *devlink);
b8375859
JP		 1708void devlink_port_linecard_set(struct devlink_port *devlink_port,
1709 struct devlink_linecard *linecard);
fcdc8ce2 1710struct devlink_linecard *
5cc9049c
JP		 1711devl_linecard_create(struct devlink *devlink, unsigned int linecard_index,
1712 const struct devlink_linecard_ops *ops, void *priv);
1713void devl_linecard_destroy(struct devlink_linecard *linecard);
fcdc8ce2
JP		 1714void devlink_linecard_provision_set(struct devlink_linecard *linecard,
1715 const char *type);
1716void devlink_linecard_provision_clear(struct devlink_linecard *linecard);
1717void devlink_linecard_provision_fail(struct devlink_linecard *linecard);
fc9f50d5
JP		 1718void devlink_linecard_activate(struct devlink_linecard *linecard);
1719void devlink_linecard_deactivate(struct devlink_linecard *linecard);
7b2d9a1a
JP		 1720void devlink_linecard_nested_dl_set(struct devlink_linecard *linecard,
1721 struct devlink *nested_devlink);
755cfa69
JP		 1722int devl_sb_register(struct devlink *devlink, unsigned int sb_index,
1723 u32 size, u16 ingress_pools_count,
1724 u16 egress_pools_count, u16 ingress_tc_count,
1725 u16 egress_tc_count);
bf797471
JP		 1726int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
1727 u32 size, u16 ingress_pools_count,
1728 u16 egress_pools_count, u16 ingress_tc_count,
1729 u16 egress_tc_count);
755cfa69 1730void devl_sb_unregister(struct devlink *devlink, unsigned int sb_index);
bf797471 1731void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
70a2ff89
JP		 1732int devl_dpipe_table_register(struct devlink *devlink,
1733 const char *table_name,
1734 struct devlink_dpipe_table_ops *table_ops,
1735 void *priv, bool counter_control_extern);
70a2ff89
JP		 1736void devl_dpipe_table_unregister(struct devlink *devlink,
1737 const char *table_name);
70a2ff89
JP		 1738void devl_dpipe_headers_register(struct devlink *devlink,
1739 struct devlink_dpipe_headers *dpipe_headers);
70a2ff89 1740void devl_dpipe_headers_unregister(struct devlink *devlink);
1555d204
AS		 1741bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
1742 const char *table_name);
1743int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
1744int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
1745 struct devlink_dpipe_entry *entry);
1746int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
35807324 1747void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1555d204
AS		 1748int devlink_dpipe_action_put(struct sk_buff *skb,
1749 struct devlink_dpipe_action *action);
1750int devlink_dpipe_match_put(struct sk_buff *skb,
1751 struct devlink_dpipe_match *match);
11770091 1752extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
3fb886ec 1753extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1797f5b3 1754extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
bfcd3a46 1755
c223d6a4
JP		 1756int devl_resource_register(struct devlink *devlink,
1757 const char *resource_name,
1758 u64 resource_size,
1759 u64 resource_id,
1760 u64 parent_resource_id,
1761 const struct devlink_resource_size_params *size_params);
d9f9b9a4
AS		 1762int devlink_resource_register(struct devlink *devlink,
1763 const char *resource_name,
d9f9b9a4
AS		 1764 u64 resource_size,
1765 u64 resource_id,
1766 u64 parent_resource_id,
fc56be47 1767 const struct devlink_resource_size_params *size_params);
c223d6a4 1768void devl_resources_unregister(struct devlink *devlink);
4c897cfc 1769void devlink_resources_unregister(struct devlink *devlink);
c223d6a4
JP		 1770int devl_resource_size_get(struct devlink *devlink,
1771 u64 resource_id,
1772 u64 *p_resource_size);
70a2ff89
JP		 1773int devl_dpipe_table_resource_set(struct devlink *devlink,
1774 const char *table_name, u64 resource_id,
1775 u64 resource_units);
c223d6a4
JP		 1776void devl_resource_occ_get_register(struct devlink *devlink,
1777 u64 resource_id,
1778 devlink_resource_occ_get_t *occ_get,
1779 void *occ_get_priv);
fc56be47
JP		 1780void devlink_resource_occ_get_register(struct devlink *devlink,
1781 u64 resource_id,
1782 devlink_resource_occ_get_t *occ_get,
1783 void *occ_get_priv);
c223d6a4
JP		 1784void devl_resource_occ_get_unregister(struct devlink *devlink,
1785 u64 resource_id);
1786
fc56be47
JP		 1787void devlink_resource_occ_get_unregister(struct devlink *devlink,
1788 u64 resource_id);
075935f0
JP		 1789int devl_params_register(struct devlink *devlink,
1790 const struct devlink_param *params,
1791 size_t params_count);
eabaef18
MS		 1792int devlink_params_register(struct devlink *devlink,
1793 const struct devlink_param *params,
1794 size_t params_count);
075935f0
JP		 1795void devl_params_unregister(struct devlink *devlink,
1796 const struct devlink_param *params,
1797 size_t params_count);
eabaef18
MS		 1798void devlink_params_unregister(struct devlink *devlink,
1799 const struct devlink_param *params,
1800 size_t params_count);
075935f0 1801int devl_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
94ba1c31 1802 union devlink_param_value *val);
075935f0
JP		 1803void devl_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
1804 union devlink_param_value init_val);
1805void devl_param_value_changed(struct devlink *devlink, u32 param_id);
eb0e9fa2
JP		 1806struct devlink_region *devl_region_create(struct devlink *devlink,
1807 const struct devlink_region_ops *ops,
1808 u32 region_max_snapshots,
1809 u64 region_size);
e8937681
JK		 1810struct devlink_region *
1811devlink_region_create(struct devlink *devlink,
1812 const struct devlink_region_ops *ops,
1813 u32 region_max_snapshots, u64 region_size);
544e7c33
AL		 1814struct devlink_region *
1815devlink_port_region_create(struct devlink_port *port,
1816 const struct devlink_port_region_ops *ops,
1817 u32 region_max_snapshots, u64 region_size);
eb0e9fa2 1818void devl_region_destroy(struct devlink_region *region);
b16ebe92 1819void devlink_region_destroy(struct devlink_region *region);
7ef19d3b 1820int devlink_region_snapshot_id_get(struct devlink *devlink, u32 *id);
12102436 1821void devlink_region_snapshot_id_put(struct devlink *devlink, u32 id);
3a5e5234 1822int devlink_region_snapshot_create(struct devlink_region *region,
a0a09f6b 1823 u8 *data, u32 snapshot_id);
f9cf2288
JK		 1824int devlink_info_serial_number_put(struct devlink_info_req *req,
1825 const char *sn);
b5872cd0
VV		 1826int devlink_info_board_serial_number_put(struct devlink_info_req *req,
1827 const char *bsn);
bb670123
JP		 1828
1829enum devlink_info_version_type {
1830 DEVLINK_INFO_VERSION_TYPE_NONE,
1831 DEVLINK_INFO_VERSION_TYPE_COMPONENT, /* May be used as flash update
1832 * component by name.
1833 */
1834};
1835
fc6fae7d
JK		 1836int devlink_info_version_fixed_put(struct devlink_info_req *req,
1837 const char *version_name,
1838 const char *version_value);
1839int devlink_info_version_stored_put(struct devlink_info_req *req,
1840 const char *version_name,
1841 const char *version_value);
bb670123
JP		 1842int devlink_info_version_stored_put_ext(struct devlink_info_req *req,
1843 const char *version_name,
1844 const char *version_value,
1845 enum devlink_info_version_type version_type);
fc6fae7d
JK		 1846int devlink_info_version_running_put(struct devlink_info_req *req,
1847 const char *version_name,
1848 const char *version_value);
bb670123
JP		 1849int devlink_info_version_running_put_ext(struct devlink_info_req *req,
1850 const char *version_name,
1851 const char *version_value,
1852 enum devlink_info_version_type version_type);
d9f9b9a4 1853
1db64e87
EBE		 1854int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
1855int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
1856
1857int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
1858int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
1859
1860int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
1861 const char *name);
1862int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
573ed90a
AL		 1863int devlink_fmsg_binary_pair_nest_start(struct devlink_fmsg *fmsg,
1864 const char *name);
1865int devlink_fmsg_binary_pair_nest_end(struct devlink_fmsg *fmsg);
1db64e87 1866
1db64e87 1867int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
1db64e87 1868int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
573ed90a
AL		 1869int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
1870 u16 value_len);
1db64e87
EBE		 1871
1872int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
1873 bool value);
1874int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
1875 u8 value);
1876int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
1877 u32 value);
1878int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
1879 u64 value);
1880int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
1881 const char *value);
1882int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
e2cde864 1883 const void *value, u32 value_len);
1db64e87 1884
a0bdcc59 1885struct devlink_health_reporter *
dfdfd130
JP		 1886devl_port_health_reporter_create(struct devlink_port *port,
1887 const struct devlink_health_reporter_ops *ops,
1888 u64 graceful_period, void *priv);
15c724b9
VT		 1889
1890struct devlink_health_reporter *
1891devlink_port_health_reporter_create(struct devlink_port *port,
1892 const struct devlink_health_reporter_ops *ops,
1893 u64 graceful_period, void *priv);
1894
dfdfd130
JP		 1895struct devlink_health_reporter *
1896devl_health_reporter_create(struct devlink *devlink,
1897 const struct devlink_health_reporter_ops *ops,
1898 u64 graceful_period, void *priv);
1899
1900struct devlink_health_reporter *
1901devlink_health_reporter_create(struct devlink *devlink,
1902 const struct devlink_health_reporter_ops *ops,
1903 u64 graceful_period, void *priv);
1904
1905void
1906devl_health_reporter_destroy(struct devlink_health_reporter *reporter);
1907
a0bdcc59
EBE		 1908void
1909devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
15c724b9 1910
a0bdcc59
EBE		 1911void *
1912devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
c8e1da0b
EBE		 1913int devlink_health_report(struct devlink_health_reporter *reporter,
1914 const char *msg, void *priv_ctx);
3167b27a
EBE		 1915void
1916devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
1917 enum devlink_health_reporter_state state);
6181e5cb
VG		 1918void
1919devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter);
a0bdcc59 1920
2670ac26 1921bool devlink_is_reload_failed(const struct devlink *devlink);
77069ba2
MS		 1922void devlink_remote_reload_actions_performed(struct devlink *devlink,
1923 enum devlink_reload_limit limit,
1924 u32 actions_performed);
2670ac26 1925
191ed202
JP		 1926void devlink_flash_update_status_notify(struct devlink *devlink,
1927 const char *status_msg,
1928 const char *component,
1929 unsigned long done,
1930 unsigned long total);
f92970c6
SN		 1931void devlink_flash_update_timeout_notify(struct devlink *devlink,
1932 const char *status_msg,
1933 const char *component,
1934 unsigned long timeout);
191ed202 1935
852e85a7
JP		 1936int devl_traps_register(struct devlink *devlink,
1937 const struct devlink_trap *traps,
1938 size_t traps_count, void *priv);
0f420b6c
IS		 1939int devlink_traps_register(struct devlink *devlink,
1940 const struct devlink_trap *traps,
1941 size_t traps_count, void *priv);
852e85a7
JP		 1942void devl_traps_unregister(struct devlink *devlink,
1943 const struct devlink_trap *traps,
1944 size_t traps_count);
0f420b6c
IS		 1945void devlink_traps_unregister(struct devlink *devlink,
1946 const struct devlink_trap *traps,
1947 size_t traps_count);
5a2e106c
JP		 1948void devlink_trap_report(struct devlink *devlink, struct sk_buff *skb,
1949 void *trap_ctx, struct devlink_port *in_devlink_port,
1950 const struct flow_action_cookie *fa_cookie);
0f420b6c 1951void *devlink_trap_ctx_priv(void *trap_ctx);
852e85a7
JP		 1952int devl_trap_groups_register(struct devlink *devlink,
1953 const struct devlink_trap_group *groups,
1954 size_t groups_count);
95ad9555
IS		 1955int devlink_trap_groups_register(struct devlink *devlink,
1956 const struct devlink_trap_group *groups,
1957 size_t groups_count);
852e85a7
JP		 1958void devl_trap_groups_unregister(struct devlink *devlink,
1959 const struct devlink_trap_group *groups,
1960 size_t groups_count);
95ad9555
IS		 1961void devlink_trap_groups_unregister(struct devlink *devlink,
1962 const struct devlink_trap_group *groups,
1963 size_t groups_count);
1e8c6619 1964int
852e85a7
JP		 1965devl_trap_policers_register(struct devlink *devlink,
1966 const struct devlink_trap_policer *policers,
1967 size_t policers_count);
1e8c6619 1968void
852e85a7
JP		 1969devl_trap_policers_unregister(struct devlink *devlink,
1970 const struct devlink_trap_policer *policers,
1971 size_t policers_count);
0f420b6c 1972
f6b19b35
JP		 1973#if IS_ENABLED(CONFIG_NET_DEVLINK)
1974
46db1b77
JK		 1975struct devlink *__must_check devlink_try_get(struct devlink *devlink);
1976void devlink_put(struct devlink *devlink);
1977
1af0a094 1978void devlink_compat_running_version(struct devlink *devlink,
f4b6bcc7 1979 char *buf, size_t len);
1af0a094 1980int devlink_compat_flash_update(struct devlink *devlink, const char *file_name);
af3836df
JP		 1981int devlink_compat_phys_port_name_get(struct net_device *dev,
1982 char *name, size_t len);
7e1146e8
JP		 1983int devlink_compat_switch_id_get(struct net_device *dev,
1984 struct netdev_phys_item_id *ppid);
f4b6bcc7 1985
dca56c30
JP		 1986int devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port);
1987size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port);
1988
bfcd3a46
JP		 1989#else
1990
46db1b77
JK		 1991static inline struct devlink *devlink_try_get(struct devlink *devlink)
1992{
1993 return NULL;
1994}
1995
1996static inline void devlink_put(struct devlink *devlink)
1997{
1998}
1999
ddb6e99e 2000static inline void
1af0a094 2001devlink_compat_running_version(struct devlink *devlink, char *buf, size_t len)
ddb6e99e
JK		 2002{
2003}
4eceba17
JK		 2004
2005static inline int
1af0a094 2006devlink_compat_flash_update(struct devlink *devlink, const char *file_name)
4eceba17
JK		 2007{
2008 return -EOPNOTSUPP;
2009}
f6b19b35 2010
af3836df
JP		 2011static inline int
2012devlink_compat_phys_port_name_get(struct net_device *dev,
2013 char *name, size_t len)
2014{
2015 return -EOPNOTSUPP;
2016}
2017
7e1146e8
JP		 2018static inline int
2019devlink_compat_switch_id_get(struct net_device *dev,
2020 struct netdev_phys_item_id *ppid)
2021{
2022 return -EOPNOTSUPP;
2023}
2024
dca56c30
JP		 2025static inline int
2026devlink_nl_port_handle_fill(struct sk_buff *msg, struct devlink_port *devlink_port)
2027{
2028 return 0;
2029}
2030
2031static inline size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port)
2032{
2033 return 0;
2034}
2035
ddb6e99e
JK		 2036#endif
2037
bfcd3a46 2038#endif /* _NET_DEVLINK_H_ */
Linux 6.x block layer and io_uring tree(s)