]> git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blame - include/net/devlink.h
projects / mirror_ubuntu-jammy-kernel.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Merge branch 'nfp-tls-fixes-for-initial-TLS-support'
[mirror_ubuntu-jammy-kernel.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>
bfcd3a46
JP		 17#include <net/net_namespace.h>
18#include <uapi/linux/devlink.h>
19
20struct devlink_ops;
21
22struct devlink {
23 struct list_head list;
24 struct list_head port_list;
bf797471 25 struct list_head sb_list;
1555d204 26 struct list_head dpipe_table_list;
d9f9b9a4 27 struct list_head resource_list;
eabaef18 28 struct list_head param_list;
b16ebe92 29 struct list_head region_list;
ccadfa44 30 u32 snapshot_id;
a0bdcc59 31 struct list_head reporter_list;
b587bdaf 32 struct mutex reporters_lock; /* protects reporter_list */
1555d204 33 struct devlink_dpipe_headers *dpipe_headers;
bfcd3a46
JP		 34 const struct devlink_ops *ops;
35 struct device *dev;
36 possible_net_t _net;
2406e7e5 37 struct mutex lock;
bfcd3a46
JP		 38 char priv[0] __aligned(NETDEV_ALIGN);
39};
40
b9ffcbaf 41struct devlink_port_attrs {
407dd706 42 u8 set:1,
bec5267c
JP		 43 split:1,
44 switch_port:1;
5ec1380a 45 enum devlink_port_flavour flavour;
b9ffcbaf 46 u32 port_number; /* same value as "split group" */
b9ffcbaf 47 u32 split_subport_number;
bec5267c 48 struct netdev_phys_item_id switch_id;
b9ffcbaf
JP		 49};
50
bfcd3a46
JP		 51struct devlink_port {
52 struct list_head list;
39e6160e 53 struct list_head param_list;
bfcd3a46
JP		 54 struct devlink *devlink;
55 unsigned index;
56 bool registered;
b8f97554
JP		 57 spinlock_t type_lock; /* Protects type and type_dev
58 * pointer consistency.
59 */
bfcd3a46
JP		 60 enum devlink_port_type type;
61 enum devlink_port_type desired_type;
62 void *type_dev;
b9ffcbaf 63 struct devlink_port_attrs attrs;
136bf27f 64 struct delayed_work type_warn_dw;
bfcd3a46
JP		 65};
66
bf797471
JP		 67struct devlink_sb_pool_info {
68 enum devlink_sb_pool_type pool_type;
69 u32 size;
70 enum devlink_sb_threshold_type threshold_type;
bff5731d 71 u32 cell_size;
bf797471
JP		 72};
73
1555d204
AS		 74/**
75 * struct devlink_dpipe_field - dpipe field object
76 * @name: field name
77 * @id: index inside the headers field array
78 * @bitwidth: bitwidth
79 * @mapping_type: mapping type
80 */
81struct devlink_dpipe_field {
82 const char *name;
83 unsigned int id;
84 unsigned int bitwidth;
85 enum devlink_dpipe_field_mapping_type mapping_type;
86};
87
88/**
89 * struct devlink_dpipe_header - dpipe header object
90 * @name: header name
91 * @id: index, global/local detrmined by global bit
92 * @fields: fields
93 * @fields_count: number of fields
94 * @global: indicates if header is shared like most protocol header
95 * or driver specific
96 */
97struct devlink_dpipe_header {
98 const char *name;
99 unsigned int id;
100 struct devlink_dpipe_field *fields;
101 unsigned int fields_count;
102 bool global;
103};
104
105/**
106 * struct devlink_dpipe_match - represents match operation
107 * @type: type of match
108 * @header_index: header index (packets can have several headers of same
109 * type like in case of tunnels)
110 * @header: header
111 * @fieled_id: field index
112 */
113struct devlink_dpipe_match {
114 enum devlink_dpipe_match_type type;
115 unsigned int header_index;
116 struct devlink_dpipe_header *header;
117 unsigned int field_id;
118};
119
120/**
121 * struct devlink_dpipe_action - represents action operation
122 * @type: type of action
123 * @header_index: header index (packets can have several headers of same
124 * type like in case of tunnels)
125 * @header: header
126 * @fieled_id: field index
127 */
128struct devlink_dpipe_action {
129 enum devlink_dpipe_action_type type;
130 unsigned int header_index;
131 struct devlink_dpipe_header *header;
132 unsigned int field_id;
133};
134
135/**
136 * struct devlink_dpipe_value - represents value of match/action
137 * @action: action
138 * @match: match
139 * @mapping_value: in case the field has some mapping this value
140 * specified the mapping value
141 * @mapping_valid: specify if mapping value is valid
142 * @value_size: value size
143 * @value: value
144 * @mask: bit mask
145 */
146struct devlink_dpipe_value {
147 union {
148 struct devlink_dpipe_action *action;
149 struct devlink_dpipe_match *match;
150 };
151 unsigned int mapping_value;
152 bool mapping_valid;
153 unsigned int value_size;
154 void *value;
155 void *mask;
156};
157
158/**
159 * struct devlink_dpipe_entry - table entry object
160 * @index: index of the entry in the table
161 * @match_values: match values
162 * @matche_values_count: count of matches tuples
163 * @action_values: actions values
164 * @action_values_count: count of actions values
165 * @counter: value of counter
166 * @counter_valid: Specify if value is valid from hardware
167 */
168struct devlink_dpipe_entry {
169 u64 index;
170 struct devlink_dpipe_value *match_values;
171 unsigned int match_values_count;
172 struct devlink_dpipe_value *action_values;
173 unsigned int action_values_count;
174 u64 counter;
175 bool counter_valid;
176};
177
178/**
179 * struct devlink_dpipe_dump_ctx - context provided to driver in order
180 * to dump
181 * @info: info
182 * @cmd: devlink command
183 * @skb: skb
184 * @nest: top attribute
185 * @hdr: hdr
186 */
187struct devlink_dpipe_dump_ctx {
188 struct genl_info *info;
189 enum devlink_command cmd;
190 struct sk_buff *skb;
191 struct nlattr *nest;
192 void *hdr;
193};
194
195struct devlink_dpipe_table_ops;
196
197/**
198 * struct devlink_dpipe_table - table object
199 * @priv: private
200 * @name: table name
1555d204
AS		 201 * @counters_enabled: indicates if counters are active
202 * @counter_control_extern: indicates if counter control is in dpipe or
203 * external tool
56dc7cd0
AS		 204 * @resource_valid: Indicate that the resource id is valid
205 * @resource_id: relative resource this table is related to
206 * @resource_units: number of resource's unit consumed per table's entry
1555d204
AS		 207 * @table_ops: table operations
208 * @rcu: rcu
209 */
210struct devlink_dpipe_table {
211 void *priv;
212 struct list_head list;
213 const char *name;
1555d204
AS		 214 bool counters_enabled;
215 bool counter_control_extern;
56dc7cd0
AS		 216 bool resource_valid;
217 u64 resource_id;
218 u64 resource_units;
1555d204
AS		 219 struct devlink_dpipe_table_ops *table_ops;
220 struct rcu_head rcu;
221};
222
223/**
224 * struct devlink_dpipe_table_ops - dpipe_table ops
225 * @actions_dump - dumps all tables actions
226 * @matches_dump - dumps all tables matches
227 * @entries_dump - dumps all active entries in the table
228 * @counters_set_update - when changing the counter status hardware sync
229 * maybe needed to allocate/free counter related
230 * resources
ffd3cdcc 231 * @size_get - get size
1555d204
AS		 232 */
233struct devlink_dpipe_table_ops {
234 int (*actions_dump)(void *priv, struct sk_buff *skb);
235 int (*matches_dump)(void *priv, struct sk_buff *skb);
236 int (*entries_dump)(void *priv, bool counters_enabled,
237 struct devlink_dpipe_dump_ctx *dump_ctx);
238 int (*counters_set_update)(void *priv, bool enable);
ffd3cdcc 239 u64 (*size_get)(void *priv);
1555d204
AS		 240};
241
242/**
243 * struct devlink_dpipe_headers - dpipe headers
244 * @headers - header array can be shared (global bit) or driver specific
245 * @headers_count - count of headers
246 */
247struct devlink_dpipe_headers {
248 struct devlink_dpipe_header **headers;
249 unsigned int headers_count;
250};
251
d9f9b9a4
AS		 252/**
253 * struct devlink_resource_size_params - resource's size parameters
254 * @size_min: minimum size which can be set
255 * @size_max: maximum size which can be set
256 * @size_granularity: size granularity
257 * @size_unit: resource's basic unit
258 */
259struct devlink_resource_size_params {
260 u64 size_min;
261 u64 size_max;
262 u64 size_granularity;
263 enum devlink_resource_unit unit;
264};
265
77d27096
JP		 266static inline void
267devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
268 u64 size_min, u64 size_max,
269 u64 size_granularity,
270 enum devlink_resource_unit unit)
271{
272 size_params->size_min = size_min;
273 size_params->size_max = size_max;
274 size_params->size_granularity = size_granularity;
275 size_params->unit = unit;
276}
277
fc56be47
JP		 278typedef u64 devlink_resource_occ_get_t(void *priv);
279
d9f9b9a4
AS		 280/**
281 * struct devlink_resource - devlink resource
282 * @name: name of the resource
283 * @id: id, per devlink instance
284 * @size: size of the resource
285 * @size_new: updated size of the resource, reload is needed
286 * @size_valid: valid in case the total size of the resource is valid
287 * including its children
288 * @parent: parent resource
289 * @size_params: size parameters
290 * @list: parent list
291 * @resource_list: list of child resources
d9f9b9a4
AS		 292 */
293struct devlink_resource {
294 const char *name;
295 u64 id;
296 u64 size;
297 u64 size_new;
298 bool size_valid;
299 struct devlink_resource *parent;
77d27096 300 struct devlink_resource_size_params size_params;
d9f9b9a4
AS		 301 struct list_head list;
302 struct list_head resource_list;
fc56be47
JP		 303 devlink_resource_occ_get_t *occ_get;
304 void *occ_get_priv;
d9f9b9a4
AS		 305};
306
307#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
308
bde74ad1 309#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
eabaef18
MS		 310enum devlink_param_type {
311 DEVLINK_PARAM_TYPE_U8,
312 DEVLINK_PARAM_TYPE_U16,
313 DEVLINK_PARAM_TYPE_U32,
314 DEVLINK_PARAM_TYPE_STRING,
315 DEVLINK_PARAM_TYPE_BOOL,
316};
317
318union devlink_param_value {
319 u8 vu8;
320 u16 vu16;
321 u32 vu32;
bde74ad1 322 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
eabaef18
MS		 323 bool vbool;
324};
325
326struct devlink_param_gset_ctx {
327 union devlink_param_value val;
328 enum devlink_param_cmode cmode;
329};
330
331/**
332 * struct devlink_param - devlink configuration parameter data
333 * @name: name of the parameter
334 * @generic: indicates if the parameter is generic or driver specific
335 * @type: parameter type
336 * @supported_cmodes: bitmap of supported configuration modes
337 * @get: get parameter value, used for runtime and permanent
338 * configuration modes
339 * @set: set parameter value, used for runtime and permanent
340 * configuration modes
e3b7ca18 341 * @validate: validate input value is applicable (within value range, etc.)
eabaef18
MS		 342 *
343 * This struct should be used by the driver to fill the data for
344 * a parameter it registers.
345 */
346struct devlink_param {
347 u32 id;
348 const char *name;
349 bool generic;
350 enum devlink_param_type type;
351 unsigned long supported_cmodes;
352 int (*get)(struct devlink *devlink, u32 id,
353 struct devlink_param_gset_ctx *ctx);
354 int (*set)(struct devlink *devlink, u32 id,
355 struct devlink_param_gset_ctx *ctx);
e3b7ca18
MS		 356 int (*validate)(struct devlink *devlink, u32 id,
357 union devlink_param_value val,
358 struct netlink_ext_ack *extack);
eabaef18
MS		 359};
360
361struct devlink_param_item {
362 struct list_head list;
363 const struct devlink_param *param;
364 union devlink_param_value driverinit_value;
365 bool driverinit_value_valid;
7c62cfb8 366 bool published;
eabaef18
MS		 367};
368
369enum devlink_param_generic_id {
036467c3
MS		 370 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
371 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
f567bcda 372 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
f6a69885 373 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
e3b51061 374 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
f61cba42 375 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
16511789 376 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
846e980a 377 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
eabaef18
MS		 378
379 /* add new param generic ids above here*/
380 __DEVLINK_PARAM_GENERIC_ID_MAX,
381 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
382};
383
036467c3
MS		 384#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
385#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
386
387#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
388#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
389
f567bcda
VV		 390#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
391#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
392
f6a69885
AV		 393#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
394#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
395
e3b51061
VV		 396#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
397#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
398
f61cba42
VV		 399#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
400#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
401
16511789
VV		 402#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
403#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
404
846e980a
ST		 405#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
406#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
407
036467c3
MS		 408#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
409{ \
410 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
411 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
412 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
413 .generic = true, \
414 .supported_cmodes = _cmodes, \
415 .get = _get, \
416 .set = _set, \
417 .validate = _validate, \
418}
419
420#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
421{ \
422 .id = _id, \
423 .name = _name, \
424 .type = _type, \
425 .supported_cmodes = _cmodes, \
426 .get = _get, \
427 .set = _set, \
428 .validate = _validate, \
429}
430
785bd550
JK		 431/* Part number, identifier of board design */
432#define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
433/* Revision of board design */
434#define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
14fd1901
JK		 435/* Maker of the board */
436#define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
785bd550
JK		 437
438/* Control processor FW version */
439#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
440/* Data path microcode controlling high-speed packet processing */
441#define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
442/* UNDI software version */
443#define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
444/* NCSI support/handler version */
445#define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
446
b16ebe92 447struct devlink_region;
f9cf2288 448struct devlink_info_req;
b16ebe92 449
d7e52722
AV		 450typedef void devlink_snapshot_data_dest_t(const void *data);
451
1db64e87 452struct devlink_fmsg;
a0bdcc59
EBE		 453struct devlink_health_reporter;
454
3167b27a
EBE		 455enum devlink_health_reporter_state {
456 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
457 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
458};
459
a0bdcc59
EBE		 460/**
461 * struct devlink_health_reporter_ops - Reporter operations
462 * @name: reporter name
463 * @recover: callback to recover from reported error
464 * if priv_ctx is NULL, run a full recover
465 * @dump: callback to dump an object
466 * if priv_ctx is NULL, run a full dump
467 * @diagnose: callback to diagnose the current status
468 */
469
470struct devlink_health_reporter_ops {
471 char *name;
472 int (*recover)(struct devlink_health_reporter *reporter,
473 void *priv_ctx);
474 int (*dump)(struct devlink_health_reporter *reporter,
475 struct devlink_fmsg *fmsg, void *priv_ctx);
476 int (*diagnose)(struct devlink_health_reporter *reporter,
477 struct devlink_fmsg *fmsg);
478};
1db64e87 479
bfcd3a46 480struct devlink_ops {
ac0fc8a1 481 int (*reload)(struct devlink *devlink, struct netlink_ext_ack *extack);
bfcd3a46
JP		 482 int (*port_type_set)(struct devlink_port *devlink_port,
483 enum devlink_port_type port_type);
484 int (*port_split)(struct devlink *devlink, unsigned int port_index,
ac0fc8a1
DA		 485 unsigned int count, struct netlink_ext_ack *extack);
486 int (*port_unsplit)(struct devlink *devlink, unsigned int port_index,
487 struct netlink_ext_ack *extack);
bf797471
JP		 488 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
489 u16 pool_index,
490 struct devlink_sb_pool_info *pool_info);
491 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
492 u16 pool_index, u32 size,
f2ad1a52
IS		 493 enum devlink_sb_threshold_type threshold_type,
494 struct netlink_ext_ack *extack);
bf797471
JP		 495 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
496 unsigned int sb_index, u16 pool_index,
497 u32 *p_threshold);
498 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
499 unsigned int sb_index, u16 pool_index,
f2ad1a52 500 u32 threshold, struct netlink_ext_ack *extack);
bf797471
JP		 501 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
502 unsigned int sb_index,
503 u16 tc_index,
504 enum devlink_sb_pool_type pool_type,
505 u16 *p_pool_index, u32 *p_threshold);
506 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
507 unsigned int sb_index,
508 u16 tc_index,
509 enum devlink_sb_pool_type pool_type,
f2ad1a52
IS		 510 u16 pool_index, u32 threshold,
511 struct netlink_ext_ack *extack);
df38dafd
JP		 512 int (*sb_occ_snapshot)(struct devlink *devlink,
513 unsigned int sb_index);
514 int (*sb_occ_max_clear)(struct devlink *devlink,
515 unsigned int sb_index);
516 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
517 unsigned int sb_index, u16 pool_index,
518 u32 *p_cur, u32 *p_max);
519 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
520 unsigned int sb_index,
521 u16 tc_index,
522 enum devlink_sb_pool_type pool_type,
523 u32 *p_cur, u32 *p_max);
08f4b591
OG		 524
525 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
db7ff19e
EB		 526 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
527 struct netlink_ext_ack *extack);
59bfde01 528 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
db7ff19e
EB		 529 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
530 struct netlink_ext_ack *extack);
98fdbea5
LR		 531 int (*eswitch_encap_mode_get)(struct devlink *devlink,
532 enum devlink_eswitch_encap_mode *p_encap_mode);
533 int (*eswitch_encap_mode_set)(struct devlink *devlink,
534 enum devlink_eswitch_encap_mode encap_mode,
db7ff19e 535 struct netlink_ext_ack *extack);
f9cf2288
JK		 536 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
537 struct netlink_ext_ack *extack);
76726ccb
JK		 538 int (*flash_update)(struct devlink *devlink, const char *file_name,
539 const char *component,
540 struct netlink_ext_ack *extack);
bfcd3a46
JP		 541};
542
543static inline void *devlink_priv(struct devlink *devlink)
544{
545 BUG_ON(!devlink);
546 return &devlink->priv;
547}
548
549static inline struct devlink *priv_to_devlink(void *priv)
550{
551 BUG_ON(!priv);
552 return container_of(priv, struct devlink, priv);
553}
554
5dc37bb9
JP		 555static inline struct devlink_port *
556netdev_to_devlink_port(struct net_device *dev)
557{
558 if (dev->netdev_ops->ndo_get_devlink_port)
559 return dev->netdev_ops->ndo_get_devlink_port(dev);
560 return NULL;
561}
562
b473b0d2
JK		 563static inline struct devlink *netdev_to_devlink(struct net_device *dev)
564{
5dc37bb9
JP		 565 struct devlink_port *devlink_port = netdev_to_devlink_port(dev);
566
567 if (devlink_port)
568 return devlink_port->devlink;
b473b0d2
JK		 569 return NULL;
570}
571
bfcd3a46
JP		 572struct ib_device;
573
bfcd3a46
JP		 574struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size);
575int devlink_register(struct devlink *devlink, struct device *dev);
576void devlink_unregister(struct devlink *devlink);
577void devlink_free(struct devlink *devlink);
578int devlink_port_register(struct devlink *devlink,
579 struct devlink_port *devlink_port,
580 unsigned int port_index);
581void devlink_port_unregister(struct devlink_port *devlink_port);
582void devlink_port_type_eth_set(struct devlink_port *devlink_port,
583 struct net_device *netdev);
584void devlink_port_type_ib_set(struct devlink_port *devlink_port,
585 struct ib_device *ibdev);
586void devlink_port_type_clear(struct devlink_port *devlink_port);
b9ffcbaf 587void devlink_port_attrs_set(struct devlink_port *devlink_port,
5ec1380a 588 enum devlink_port_flavour flavour,
b9ffcbaf 589 u32 port_number, bool split,
bec5267c
JP		 590 u32 split_subport_number,
591 const unsigned char *switch_id,
592 unsigned char switch_id_len);
bf797471
JP		 593int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
594 u32 size, u16 ingress_pools_count,
595 u16 egress_pools_count, u16 ingress_tc_count,
596 u16 egress_tc_count);
597void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
1555d204
AS		 598int devlink_dpipe_table_register(struct devlink *devlink,
599 const char *table_name,
600 struct devlink_dpipe_table_ops *table_ops,
ffd3cdcc 601 void *priv, bool counter_control_extern);
1555d204
AS		 602void devlink_dpipe_table_unregister(struct devlink *devlink,
603 const char *table_name);
604int devlink_dpipe_headers_register(struct devlink *devlink,
605 struct devlink_dpipe_headers *dpipe_headers);
606void devlink_dpipe_headers_unregister(struct devlink *devlink);
607bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
608 const char *table_name);
609int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
610int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
611 struct devlink_dpipe_entry *entry);
612int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
35807324 613void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1555d204
AS		 614int devlink_dpipe_action_put(struct sk_buff *skb,
615 struct devlink_dpipe_action *action);
616int devlink_dpipe_match_put(struct sk_buff *skb,
617 struct devlink_dpipe_match *match);
11770091 618extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
3fb886ec 619extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1797f5b3 620extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
bfcd3a46 621
d9f9b9a4
AS		 622int devlink_resource_register(struct devlink *devlink,
623 const char *resource_name,
d9f9b9a4
AS		 624 u64 resource_size,
625 u64 resource_id,
626 u64 parent_resource_id,
fc56be47 627 const struct devlink_resource_size_params *size_params);
d9f9b9a4
AS		 628void devlink_resources_unregister(struct devlink *devlink,
629 struct devlink_resource *resource);
630int devlink_resource_size_get(struct devlink *devlink,
631 u64 resource_id,
632 u64 *p_resource_size);
56dc7cd0
AS		 633int devlink_dpipe_table_resource_set(struct devlink *devlink,
634 const char *table_name, u64 resource_id,
635 u64 resource_units);
fc56be47
JP		 636void devlink_resource_occ_get_register(struct devlink *devlink,
637 u64 resource_id,
638 devlink_resource_occ_get_t *occ_get,
639 void *occ_get_priv);
640void devlink_resource_occ_get_unregister(struct devlink *devlink,
641 u64 resource_id);
eabaef18
MS		 642int devlink_params_register(struct devlink *devlink,
643 const struct devlink_param *params,
644 size_t params_count);
645void devlink_params_unregister(struct devlink *devlink,
646 const struct devlink_param *params,
647 size_t params_count);
7c62cfb8
JP		 648void devlink_params_publish(struct devlink *devlink);
649void devlink_params_unpublish(struct devlink *devlink);
39e6160e
VV		 650int devlink_port_params_register(struct devlink_port *devlink_port,
651 const struct devlink_param *params,
652 size_t params_count);
653void devlink_port_params_unregister(struct devlink_port *devlink_port,
654 const struct devlink_param *params,
655 size_t params_count);
ec01aeb1
MS		 656int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
657 union devlink_param_value *init_val);
658int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
659 union devlink_param_value init_val);
ffd19b9a
VV		 660int
661devlink_port_param_driverinit_value_get(struct devlink_port *devlink_port,
662 u32 param_id,
663 union devlink_param_value *init_val);
5473a7bd
VV		 664int devlink_port_param_driverinit_value_set(struct devlink_port *devlink_port,
665 u32 param_id,
666 union devlink_param_value init_val);
ea601e17 667void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
c1e5786d
VV		 668void devlink_port_param_value_changed(struct devlink_port *devlink_port,
669 u32 param_id);
bde74ad1
MS		 670void devlink_param_value_str_fill(union devlink_param_value *dst_val,
671 const char *src);
b16ebe92
AV		 672struct devlink_region *devlink_region_create(struct devlink *devlink,
673 const char *region_name,
674 u32 region_max_snapshots,
675 u64 region_size);
676void devlink_region_destroy(struct devlink_region *region);
ccadfa44 677u32 devlink_region_shapshot_id_get(struct devlink *devlink);
d7e52722
AV		 678int devlink_region_snapshot_create(struct devlink_region *region, u64 data_len,
679 u8 *data, u32 snapshot_id,
680 devlink_snapshot_data_dest_t *data_destructor);
f9cf2288
JK		 681int devlink_info_serial_number_put(struct devlink_info_req *req,
682 const char *sn);
683int devlink_info_driver_name_put(struct devlink_info_req *req,
684 const char *name);
fc6fae7d
JK		 685int devlink_info_version_fixed_put(struct devlink_info_req *req,
686 const char *version_name,
687 const char *version_value);
688int devlink_info_version_stored_put(struct devlink_info_req *req,
689 const char *version_name,
690 const char *version_value);
691int devlink_info_version_running_put(struct devlink_info_req *req,
692 const char *version_name,
693 const char *version_value);
d9f9b9a4 694
1db64e87
EBE		 695int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
696int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
697
698int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
699int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
700
701int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
702 const char *name);
703int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
704
705int devlink_fmsg_bool_put(struct devlink_fmsg *fmsg, bool value);
706int devlink_fmsg_u8_put(struct devlink_fmsg *fmsg, u8 value);
707int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
708int devlink_fmsg_u64_put(struct devlink_fmsg *fmsg, u64 value);
709int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
710int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
711 u16 value_len);
712
713int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
714 bool value);
715int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
716 u8 value);
717int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
718 u32 value);
719int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
720 u64 value);
721int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
722 const char *value);
723int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
724 const void *value, u16 value_len);
725
a0bdcc59
EBE		 726struct devlink_health_reporter *
727devlink_health_reporter_create(struct devlink *devlink,
728 const struct devlink_health_reporter_ops *ops,
729 u64 graceful_period, bool auto_recover,
730 void *priv);
731void
732devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
733
734void *
735devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
c8e1da0b
EBE		 736int devlink_health_report(struct devlink_health_reporter *reporter,
737 const char *msg, void *priv_ctx);
3167b27a
EBE		 738void
739devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
740 enum devlink_health_reporter_state state);
a0bdcc59 741
191ed202
JP		 742void devlink_flash_update_begin_notify(struct devlink *devlink);
743void devlink_flash_update_end_notify(struct devlink *devlink);
744void devlink_flash_update_status_notify(struct devlink *devlink,
745 const char *status_msg,
746 const char *component,
747 unsigned long done,
748 unsigned long total);
749
f6b19b35
JP		 750#if IS_ENABLED(CONFIG_NET_DEVLINK)
751
f4b6bcc7
JK		 752void devlink_compat_running_version(struct net_device *dev,
753 char *buf, size_t len);
754int devlink_compat_flash_update(struct net_device *dev, const char *file_name);
af3836df
JP		 755int devlink_compat_phys_port_name_get(struct net_device *dev,
756 char *name, size_t len);
7e1146e8
JP		 757int devlink_compat_switch_id_get(struct net_device *dev,
758 struct netdev_phys_item_id *ppid);
f4b6bcc7 759
bfcd3a46
JP		 760#else
761
ddb6e99e
JK		 762static inline void
763devlink_compat_running_version(struct net_device *dev, char *buf, size_t len)
764{
765}
4eceba17
JK		 766
767static inline int
768devlink_compat_flash_update(struct net_device *dev, const char *file_name)
769{
770 return -EOPNOTSUPP;
771}
f6b19b35 772
af3836df
JP		 773static inline int
774devlink_compat_phys_port_name_get(struct net_device *dev,
775 char *name, size_t len)
776{
777 return -EOPNOTSUPP;
778}
779
7e1146e8
JP		 780static inline int
781devlink_compat_switch_id_get(struct net_device *dev,
782 struct netdev_phys_item_id *ppid)
783{
784 return -EOPNOTSUPP;
785}
786
ddb6e99e
JK		 787#endif
788
bfcd3a46 789#endif /* _NET_DEVLINK_H_ */
Ubuntu Jammy Linux kernel mirror