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net: devlink: convert devlink_port_attrs bools to bits
[linux-block.git] / include / net / devlink.h
CommitLineData
bfcd3a46
JP		 1/*
2 * include/net/devlink.h - Network physical device Netlink interface
3 * Copyright (c) 2016 Mellanox Technologies. All rights reserved.
4 * Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 */
11#ifndef _NET_DEVLINK_H_
12#define _NET_DEVLINK_H_
13
14#include <linux/device.h>
15#include <linux/slab.h>
16#include <linux/gfp.h>
17#include <linux/list.h>
18#include <linux/netdevice.h>
b8f97554 19#include <linux/spinlock.h>
bfcd3a46
JP		 20#include <net/net_namespace.h>
21#include <uapi/linux/devlink.h>
22
23struct devlink_ops;
24
25struct devlink {
26 struct list_head list;
27 struct list_head port_list;
bf797471 28 struct list_head sb_list;
1555d204 29 struct list_head dpipe_table_list;
d9f9b9a4 30 struct list_head resource_list;
eabaef18 31 struct list_head param_list;
b16ebe92 32 struct list_head region_list;
ccadfa44 33 u32 snapshot_id;
a0bdcc59 34 struct list_head reporter_list;
1555d204 35 struct devlink_dpipe_headers *dpipe_headers;
bfcd3a46
JP		 36 const struct devlink_ops *ops;
37 struct device *dev;
38 possible_net_t _net;
2406e7e5 39 struct mutex lock;
bfcd3a46
JP		 40 char priv[0] __aligned(NETDEV_ALIGN);
41};
42
b9ffcbaf 43struct devlink_port_attrs {
407dd706
JP		 44 u8 set:1,
45 split:1;
5ec1380a 46 enum devlink_port_flavour flavour;
b9ffcbaf 47 u32 port_number; /* same value as "split group" */
b9ffcbaf
JP		 48 u32 split_subport_number;
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;
bfcd3a46
JP		 64};
65
bf797471
JP		 66struct devlink_sb_pool_info {
67 enum devlink_sb_pool_type pool_type;
68 u32 size;
69 enum devlink_sb_threshold_type threshold_type;
bff5731d 70 u32 cell_size;
bf797471
JP		 71};
72
1555d204
AS		 73/**
74 * struct devlink_dpipe_field - dpipe field object
75 * @name: field name
76 * @id: index inside the headers field array
77 * @bitwidth: bitwidth
78 * @mapping_type: mapping type
79 */
80struct devlink_dpipe_field {
81 const char *name;
82 unsigned int id;
83 unsigned int bitwidth;
84 enum devlink_dpipe_field_mapping_type mapping_type;
85};
86
87/**
88 * struct devlink_dpipe_header - dpipe header object
89 * @name: header name
90 * @id: index, global/local detrmined by global bit
91 * @fields: fields
92 * @fields_count: number of fields
93 * @global: indicates if header is shared like most protocol header
94 * or driver specific
95 */
96struct devlink_dpipe_header {
97 const char *name;
98 unsigned int id;
99 struct devlink_dpipe_field *fields;
100 unsigned int fields_count;
101 bool global;
102};
103
104/**
105 * struct devlink_dpipe_match - represents match operation
106 * @type: type of match
107 * @header_index: header index (packets can have several headers of same
108 * type like in case of tunnels)
109 * @header: header
110 * @fieled_id: field index
111 */
112struct devlink_dpipe_match {
113 enum devlink_dpipe_match_type type;
114 unsigned int header_index;
115 struct devlink_dpipe_header *header;
116 unsigned int field_id;
117};
118
119/**
120 * struct devlink_dpipe_action - represents action operation
121 * @type: type of action
122 * @header_index: header index (packets can have several headers of same
123 * type like in case of tunnels)
124 * @header: header
125 * @fieled_id: field index
126 */
127struct devlink_dpipe_action {
128 enum devlink_dpipe_action_type type;
129 unsigned int header_index;
130 struct devlink_dpipe_header *header;
131 unsigned int field_id;
132};
133
134/**
135 * struct devlink_dpipe_value - represents value of match/action
136 * @action: action
137 * @match: match
138 * @mapping_value: in case the field has some mapping this value
139 * specified the mapping value
140 * @mapping_valid: specify if mapping value is valid
141 * @value_size: value size
142 * @value: value
143 * @mask: bit mask
144 */
145struct devlink_dpipe_value {
146 union {
147 struct devlink_dpipe_action *action;
148 struct devlink_dpipe_match *match;
149 };
150 unsigned int mapping_value;
151 bool mapping_valid;
152 unsigned int value_size;
153 void *value;
154 void *mask;
155};
156
157/**
158 * struct devlink_dpipe_entry - table entry object
159 * @index: index of the entry in the table
160 * @match_values: match values
161 * @matche_values_count: count of matches tuples
162 * @action_values: actions values
163 * @action_values_count: count of actions values
164 * @counter: value of counter
165 * @counter_valid: Specify if value is valid from hardware
166 */
167struct devlink_dpipe_entry {
168 u64 index;
169 struct devlink_dpipe_value *match_values;
170 unsigned int match_values_count;
171 struct devlink_dpipe_value *action_values;
172 unsigned int action_values_count;
173 u64 counter;
174 bool counter_valid;
175};
176
177/**
178 * struct devlink_dpipe_dump_ctx - context provided to driver in order
179 * to dump
180 * @info: info
181 * @cmd: devlink command
182 * @skb: skb
183 * @nest: top attribute
184 * @hdr: hdr
185 */
186struct devlink_dpipe_dump_ctx {
187 struct genl_info *info;
188 enum devlink_command cmd;
189 struct sk_buff *skb;
190 struct nlattr *nest;
191 void *hdr;
192};
193
194struct devlink_dpipe_table_ops;
195
196/**
197 * struct devlink_dpipe_table - table object
198 * @priv: private
199 * @name: table name
1555d204
AS		 200 * @counters_enabled: indicates if counters are active
201 * @counter_control_extern: indicates if counter control is in dpipe or
202 * external tool
56dc7cd0
AS		 203 * @resource_valid: Indicate that the resource id is valid
204 * @resource_id: relative resource this table is related to
205 * @resource_units: number of resource's unit consumed per table's entry
1555d204
AS		 206 * @table_ops: table operations
207 * @rcu: rcu
208 */
209struct devlink_dpipe_table {
210 void *priv;
211 struct list_head list;
212 const char *name;
1555d204
AS		 213 bool counters_enabled;
214 bool counter_control_extern;
56dc7cd0
AS		 215 bool resource_valid;
216 u64 resource_id;
217 u64 resource_units;
1555d204
AS		 218 struct devlink_dpipe_table_ops *table_ops;
219 struct rcu_head rcu;
220};
221
222/**
223 * struct devlink_dpipe_table_ops - dpipe_table ops
224 * @actions_dump - dumps all tables actions
225 * @matches_dump - dumps all tables matches
226 * @entries_dump - dumps all active entries in the table
227 * @counters_set_update - when changing the counter status hardware sync
228 * maybe needed to allocate/free counter related
229 * resources
ffd3cdcc 230 * @size_get - get size
1555d204
AS		 231 */
232struct devlink_dpipe_table_ops {
233 int (*actions_dump)(void *priv, struct sk_buff *skb);
234 int (*matches_dump)(void *priv, struct sk_buff *skb);
235 int (*entries_dump)(void *priv, bool counters_enabled,
236 struct devlink_dpipe_dump_ctx *dump_ctx);
237 int (*counters_set_update)(void *priv, bool enable);
ffd3cdcc 238 u64 (*size_get)(void *priv);
1555d204
AS		 239};
240
241/**
242 * struct devlink_dpipe_headers - dpipe headers
243 * @headers - header array can be shared (global bit) or driver specific
244 * @headers_count - count of headers
245 */
246struct devlink_dpipe_headers {
247 struct devlink_dpipe_header **headers;
248 unsigned int headers_count;
249};
250
d9f9b9a4
AS		 251/**
252 * struct devlink_resource_size_params - resource's size parameters
253 * @size_min: minimum size which can be set
254 * @size_max: maximum size which can be set
255 * @size_granularity: size granularity
256 * @size_unit: resource's basic unit
257 */
258struct devlink_resource_size_params {
259 u64 size_min;
260 u64 size_max;
261 u64 size_granularity;
262 enum devlink_resource_unit unit;
263};
264
77d27096
JP		 265static inline void
266devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
267 u64 size_min, u64 size_max,
268 u64 size_granularity,
269 enum devlink_resource_unit unit)
270{
271 size_params->size_min = size_min;
272 size_params->size_max = size_max;
273 size_params->size_granularity = size_granularity;
274 size_params->unit = unit;
275}
276
fc56be47
JP		 277typedef u64 devlink_resource_occ_get_t(void *priv);
278
d9f9b9a4
AS		 279/**
280 * struct devlink_resource - devlink resource
281 * @name: name of the resource
282 * @id: id, per devlink instance
283 * @size: size of the resource
284 * @size_new: updated size of the resource, reload is needed
285 * @size_valid: valid in case the total size of the resource is valid
286 * including its children
287 * @parent: parent resource
288 * @size_params: size parameters
289 * @list: parent list
290 * @resource_list: list of child resources
d9f9b9a4
AS		 291 */
292struct devlink_resource {
293 const char *name;
294 u64 id;
295 u64 size;
296 u64 size_new;
297 bool size_valid;
298 struct devlink_resource *parent;
77d27096 299 struct devlink_resource_size_params size_params;
d9f9b9a4
AS		 300 struct list_head list;
301 struct list_head resource_list;
fc56be47
JP		 302 devlink_resource_occ_get_t *occ_get;
303 void *occ_get_priv;
d9f9b9a4
AS		 304};
305
306#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
307
bde74ad1 308#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
eabaef18
MS		 309enum devlink_param_type {
310 DEVLINK_PARAM_TYPE_U8,
311 DEVLINK_PARAM_TYPE_U16,
312 DEVLINK_PARAM_TYPE_U32,
313 DEVLINK_PARAM_TYPE_STRING,
314 DEVLINK_PARAM_TYPE_BOOL,
315};
316
317union devlink_param_value {
318 u8 vu8;
319 u16 vu16;
320 u32 vu32;
bde74ad1 321 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
eabaef18
MS		 322 bool vbool;
323};
324
325struct devlink_param_gset_ctx {
326 union devlink_param_value val;
327 enum devlink_param_cmode cmode;
328};
329
330/**
331 * struct devlink_param - devlink configuration parameter data
332 * @name: name of the parameter
333 * @generic: indicates if the parameter is generic or driver specific
334 * @type: parameter type
335 * @supported_cmodes: bitmap of supported configuration modes
336 * @get: get parameter value, used for runtime and permanent
337 * configuration modes
338 * @set: set parameter value, used for runtime and permanent
339 * configuration modes
e3b7ca18 340 * @validate: validate input value is applicable (within value range, etc.)
eabaef18
MS		 341 *
342 * This struct should be used by the driver to fill the data for
343 * a parameter it registers.
344 */
345struct devlink_param {
346 u32 id;
347 const char *name;
348 bool generic;
349 enum devlink_param_type type;
350 unsigned long supported_cmodes;
351 int (*get)(struct devlink *devlink, u32 id,
352 struct devlink_param_gset_ctx *ctx);
353 int (*set)(struct devlink *devlink, u32 id,
354 struct devlink_param_gset_ctx *ctx);
e3b7ca18
MS		 355 int (*validate)(struct devlink *devlink, u32 id,
356 union devlink_param_value val,
357 struct netlink_ext_ack *extack);
eabaef18
MS		 358};
359
360struct devlink_param_item {
361 struct list_head list;
362 const struct devlink_param *param;
363 union devlink_param_value driverinit_value;
364 bool driverinit_value_valid;
7c62cfb8 365 bool published;
eabaef18
MS		 366};
367
368enum devlink_param_generic_id {
036467c3
MS		 369 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
370 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
f567bcda 371 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
f6a69885 372 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
e3b51061 373 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
f61cba42 374 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
16511789 375 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
846e980a 376 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
eabaef18
MS		 377
378 /* add new param generic ids above here*/
379 __DEVLINK_PARAM_GENERIC_ID_MAX,
380 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
381};
382
036467c3
MS		 383#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
384#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
385
386#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
387#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
388
f567bcda
VV		 389#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
390#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
391
f6a69885
AV		 392#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
393#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
394
e3b51061
VV		 395#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
396#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
397
f61cba42
VV		 398#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
399#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
400
16511789
VV		 401#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
402#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
403
846e980a
ST		 404#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
405#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
406
036467c3
MS		 407#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
408{ \
409 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
410 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
411 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
412 .generic = true, \
413 .supported_cmodes = _cmodes, \
414 .get = _get, \
415 .set = _set, \
416 .validate = _validate, \
417}
418
419#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
420{ \
421 .id = _id, \
422 .name = _name, \
423 .type = _type, \
424 .supported_cmodes = _cmodes, \
425 .get = _get, \
426 .set = _set, \
427 .validate = _validate, \
428}
429
785bd550
JK		 430/* Part number, identifier of board design */
431#define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
432/* Revision of board design */
433#define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
14fd1901
JK		 434/* Maker of the board */
435#define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
785bd550
JK		 436
437/* Control processor FW version */
438#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
439/* Data path microcode controlling high-speed packet processing */
440#define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
441/* UNDI software version */
442#define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
443/* NCSI support/handler version */
444#define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
445
b16ebe92 446struct devlink_region;
f9cf2288 447struct devlink_info_req;
b16ebe92 448
d7e52722
AV		 449typedef void devlink_snapshot_data_dest_t(const void *data);
450
1db64e87 451struct devlink_fmsg;
a0bdcc59
EBE		 452struct devlink_health_reporter;
453
3167b27a
EBE		 454enum devlink_health_reporter_state {
455 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
456 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
457};
458
a0bdcc59
EBE		 459/**
460 * struct devlink_health_reporter_ops - Reporter operations
461 * @name: reporter name
462 * @recover: callback to recover from reported error
463 * if priv_ctx is NULL, run a full recover
464 * @dump: callback to dump an object
465 * if priv_ctx is NULL, run a full dump
466 * @diagnose: callback to diagnose the current status
467 */
468
469struct devlink_health_reporter_ops {
470 char *name;
471 int (*recover)(struct devlink_health_reporter *reporter,
472 void *priv_ctx);
473 int (*dump)(struct devlink_health_reporter *reporter,
474 struct devlink_fmsg *fmsg, void *priv_ctx);
475 int (*diagnose)(struct devlink_health_reporter *reporter,
476 struct devlink_fmsg *fmsg);
477};
1db64e87 478
bfcd3a46 479struct devlink_ops {
ac0fc8a1 480 int (*reload)(struct devlink *devlink, struct netlink_ext_ack *extack);
bfcd3a46
JP		 481 int (*port_type_set)(struct devlink_port *devlink_port,
482 enum devlink_port_type port_type);
483 int (*port_split)(struct devlink *devlink, unsigned int port_index,
ac0fc8a1
DA		 484 unsigned int count, struct netlink_ext_ack *extack);
485 int (*port_unsplit)(struct devlink *devlink, unsigned int port_index,
486 struct netlink_ext_ack *extack);
bf797471
JP		 487 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
488 u16 pool_index,
489 struct devlink_sb_pool_info *pool_info);
490 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
491 u16 pool_index, u32 size,
492 enum devlink_sb_threshold_type threshold_type);
493 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
494 unsigned int sb_index, u16 pool_index,
495 u32 *p_threshold);
496 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
497 unsigned int sb_index, u16 pool_index,
498 u32 threshold);
499 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
500 unsigned int sb_index,
501 u16 tc_index,
502 enum devlink_sb_pool_type pool_type,
503 u16 *p_pool_index, u32 *p_threshold);
504 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
505 unsigned int sb_index,
506 u16 tc_index,
507 enum devlink_sb_pool_type pool_type,
508 u16 pool_index, u32 threshold);
df38dafd
JP		 509 int (*sb_occ_snapshot)(struct devlink *devlink,
510 unsigned int sb_index);
511 int (*sb_occ_max_clear)(struct devlink *devlink,
512 unsigned int sb_index);
513 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
514 unsigned int sb_index, u16 pool_index,
515 u32 *p_cur, u32 *p_max);
516 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
517 unsigned int sb_index,
518 u16 tc_index,
519 enum devlink_sb_pool_type pool_type,
520 u32 *p_cur, u32 *p_max);
08f4b591
OG		 521
522 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
db7ff19e
EB		 523 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
524 struct netlink_ext_ack *extack);
59bfde01 525 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
db7ff19e
EB		 526 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
527 struct netlink_ext_ack *extack);
f43e9b06 528 int (*eswitch_encap_mode_get)(struct devlink *devlink, u8 *p_encap_mode);
db7ff19e
EB		 529 int (*eswitch_encap_mode_set)(struct devlink *devlink, u8 encap_mode,
530 struct netlink_ext_ack *extack);
f9cf2288
JK		 531 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
532 struct netlink_ext_ack *extack);
76726ccb
JK		 533 int (*flash_update)(struct devlink *devlink, const char *file_name,
534 const char *component,
535 struct netlink_ext_ack *extack);
bfcd3a46
JP		 536};
537
538static inline void *devlink_priv(struct devlink *devlink)
539{
540 BUG_ON(!devlink);
541 return &devlink->priv;
542}
543
544static inline struct devlink *priv_to_devlink(void *priv)
545{
546 BUG_ON(!priv);
547 return container_of(priv, struct devlink, priv);
548}
549
5dc37bb9
JP		 550static inline struct devlink_port *
551netdev_to_devlink_port(struct net_device *dev)
552{
553 if (dev->netdev_ops->ndo_get_devlink_port)
554 return dev->netdev_ops->ndo_get_devlink_port(dev);
555 return NULL;
556}
557
b473b0d2
JK		 558static inline struct devlink *netdev_to_devlink(struct net_device *dev)
559{
5dc37bb9
JP		 560 struct devlink_port *devlink_port = netdev_to_devlink_port(dev);
561
562 if (devlink_port)
563 return devlink_port->devlink;
b473b0d2
JK		 564 return NULL;
565}
566
bfcd3a46
JP		 567struct ib_device;
568
bfcd3a46
JP		 569struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size);
570int devlink_register(struct devlink *devlink, struct device *dev);
571void devlink_unregister(struct devlink *devlink);
572void devlink_free(struct devlink *devlink);
573int devlink_port_register(struct devlink *devlink,
574 struct devlink_port *devlink_port,
575 unsigned int port_index);
576void devlink_port_unregister(struct devlink_port *devlink_port);
577void devlink_port_type_eth_set(struct devlink_port *devlink_port,
578 struct net_device *netdev);
579void devlink_port_type_ib_set(struct devlink_port *devlink_port,
580 struct ib_device *ibdev);
581void devlink_port_type_clear(struct devlink_port *devlink_port);
b9ffcbaf 582void devlink_port_attrs_set(struct devlink_port *devlink_port,
5ec1380a 583 enum devlink_port_flavour flavour,
b9ffcbaf
JP		 584 u32 port_number, bool split,
585 u32 split_subport_number);
bf797471
JP		 586int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
587 u32 size, u16 ingress_pools_count,
588 u16 egress_pools_count, u16 ingress_tc_count,
589 u16 egress_tc_count);
590void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
1555d204
AS		 591int devlink_dpipe_table_register(struct devlink *devlink,
592 const char *table_name,
593 struct devlink_dpipe_table_ops *table_ops,
ffd3cdcc 594 void *priv, bool counter_control_extern);
1555d204
AS		 595void devlink_dpipe_table_unregister(struct devlink *devlink,
596 const char *table_name);
597int devlink_dpipe_headers_register(struct devlink *devlink,
598 struct devlink_dpipe_headers *dpipe_headers);
599void devlink_dpipe_headers_unregister(struct devlink *devlink);
600bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
601 const char *table_name);
602int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
603int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
604 struct devlink_dpipe_entry *entry);
605int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
35807324 606void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1555d204
AS		 607int devlink_dpipe_action_put(struct sk_buff *skb,
608 struct devlink_dpipe_action *action);
609int devlink_dpipe_match_put(struct sk_buff *skb,
610 struct devlink_dpipe_match *match);
11770091 611extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
3fb886ec 612extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1797f5b3 613extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
bfcd3a46 614
d9f9b9a4
AS		 615int devlink_resource_register(struct devlink *devlink,
616 const char *resource_name,
d9f9b9a4
AS		 617 u64 resource_size,
618 u64 resource_id,
619 u64 parent_resource_id,
fc56be47 620 const struct devlink_resource_size_params *size_params);
d9f9b9a4
AS		 621void devlink_resources_unregister(struct devlink *devlink,
622 struct devlink_resource *resource);
623int devlink_resource_size_get(struct devlink *devlink,
624 u64 resource_id,
625 u64 *p_resource_size);
56dc7cd0
AS		 626int devlink_dpipe_table_resource_set(struct devlink *devlink,
627 const char *table_name, u64 resource_id,
628 u64 resource_units);
fc56be47
JP		 629void devlink_resource_occ_get_register(struct devlink *devlink,
630 u64 resource_id,
631 devlink_resource_occ_get_t *occ_get,
632 void *occ_get_priv);
633void devlink_resource_occ_get_unregister(struct devlink *devlink,
634 u64 resource_id);
eabaef18
MS		 635int devlink_params_register(struct devlink *devlink,
636 const struct devlink_param *params,
637 size_t params_count);
638void devlink_params_unregister(struct devlink *devlink,
639 const struct devlink_param *params,
640 size_t params_count);
7c62cfb8
JP		 641void devlink_params_publish(struct devlink *devlink);
642void devlink_params_unpublish(struct devlink *devlink);
39e6160e
VV		 643int devlink_port_params_register(struct devlink_port *devlink_port,
644 const struct devlink_param *params,
645 size_t params_count);
646void devlink_port_params_unregister(struct devlink_port *devlink_port,
647 const struct devlink_param *params,
648 size_t params_count);
ec01aeb1
MS		 649int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
650 union devlink_param_value *init_val);
651int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
652 union devlink_param_value init_val);
ffd19b9a
VV		 653int
654devlink_port_param_driverinit_value_get(struct devlink_port *devlink_port,
655 u32 param_id,
656 union devlink_param_value *init_val);
5473a7bd
VV		 657int devlink_port_param_driverinit_value_set(struct devlink_port *devlink_port,
658 u32 param_id,
659 union devlink_param_value init_val);
ea601e17 660void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
c1e5786d
VV		 661void devlink_port_param_value_changed(struct devlink_port *devlink_port,
662 u32 param_id);
bde74ad1
MS		 663void devlink_param_value_str_fill(union devlink_param_value *dst_val,
664 const char *src);
b16ebe92
AV		 665struct devlink_region *devlink_region_create(struct devlink *devlink,
666 const char *region_name,
667 u32 region_max_snapshots,
668 u64 region_size);
669void devlink_region_destroy(struct devlink_region *region);
ccadfa44 670u32 devlink_region_shapshot_id_get(struct devlink *devlink);
d7e52722
AV		 671int devlink_region_snapshot_create(struct devlink_region *region, u64 data_len,
672 u8 *data, u32 snapshot_id,
673 devlink_snapshot_data_dest_t *data_destructor);
f9cf2288
JK		 674int devlink_info_serial_number_put(struct devlink_info_req *req,
675 const char *sn);
676int devlink_info_driver_name_put(struct devlink_info_req *req,
677 const char *name);
fc6fae7d
JK		 678int devlink_info_version_fixed_put(struct devlink_info_req *req,
679 const char *version_name,
680 const char *version_value);
681int devlink_info_version_stored_put(struct devlink_info_req *req,
682 const char *version_name,
683 const char *version_value);
684int devlink_info_version_running_put(struct devlink_info_req *req,
685 const char *version_name,
686 const char *version_value);
d9f9b9a4 687
1db64e87
EBE		 688int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
689int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
690
691int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
692int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
693
694int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
695 const char *name);
696int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
697
698int devlink_fmsg_bool_put(struct devlink_fmsg *fmsg, bool value);
699int devlink_fmsg_u8_put(struct devlink_fmsg *fmsg, u8 value);
700int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
701int devlink_fmsg_u64_put(struct devlink_fmsg *fmsg, u64 value);
702int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
703int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
704 u16 value_len);
705
706int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
707 bool value);
708int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
709 u8 value);
710int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
711 u32 value);
712int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
713 u64 value);
714int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
715 const char *value);
716int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
717 const void *value, u16 value_len);
718
a0bdcc59
EBE		 719struct devlink_health_reporter *
720devlink_health_reporter_create(struct devlink *devlink,
721 const struct devlink_health_reporter_ops *ops,
722 u64 graceful_period, bool auto_recover,
723 void *priv);
724void
725devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
726
727void *
728devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
c8e1da0b
EBE		 729int devlink_health_report(struct devlink_health_reporter *reporter,
730 const char *msg, void *priv_ctx);
3167b27a
EBE		 731void
732devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
733 enum devlink_health_reporter_state state);
a0bdcc59 734
f6b19b35
JP		 735#if IS_ENABLED(CONFIG_NET_DEVLINK)
736
f4b6bcc7
JK		 737void devlink_compat_running_version(struct net_device *dev,
738 char *buf, size_t len);
739int devlink_compat_flash_update(struct net_device *dev, const char *file_name);
af3836df
JP		 740int devlink_compat_phys_port_name_get(struct net_device *dev,
741 char *name, size_t len);
f4b6bcc7 742
bfcd3a46
JP		 743#else
744
ddb6e99e
JK		 745static inline void
746devlink_compat_running_version(struct net_device *dev, char *buf, size_t len)
747{
748}
4eceba17
JK		 749
750static inline int
751devlink_compat_flash_update(struct net_device *dev, const char *file_name)
752{
753 return -EOPNOTSUPP;
754}
f6b19b35 755
af3836df
JP		 756static inline int
757devlink_compat_phys_port_name_get(struct net_device *dev,
758 char *name, size_t len)
759{
760 return -EOPNOTSUPP;
761}
762
ddb6e99e
JK		 763#endif
764
bfcd3a46 765#endif /* _NET_DEVLINK_H_ */
Linux 6.x block layer and io_uring tree(s)