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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 | ||
20 | struct devlink_ops; | |
21 | ||
22 | struct 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 | ||
378ef01b PP |
41 | struct devlink_port_phys_attrs { |
42 | u32 port_number; /* Same value as "split group". | |
43 | * A physical port which is visible to the user | |
44 | * for a given port flavour. | |
45 | */ | |
46 | u32 split_subport_number; | |
47 | }; | |
48 | ||
98fd2d65 PP |
49 | struct devlink_port_pci_pf_attrs { |
50 | u16 pf; /* Associated PCI PF for this port. */ | |
51 | }; | |
52 | ||
e41b6bf3 PP |
53 | struct devlink_port_pci_vf_attrs { |
54 | u16 pf; /* Associated PCI PF for this port. */ | |
55 | u16 vf; /* Associated PCI VF for of the PCI PF for this port. */ | |
56 | }; | |
57 | ||
b9ffcbaf | 58 | struct devlink_port_attrs { |
407dd706 | 59 | u8 set:1, |
bec5267c JP |
60 | split:1, |
61 | switch_port:1; | |
5ec1380a | 62 | enum devlink_port_flavour flavour; |
bec5267c | 63 | struct netdev_phys_item_id switch_id; |
378ef01b PP |
64 | union { |
65 | struct devlink_port_phys_attrs phys; | |
98fd2d65 | 66 | struct devlink_port_pci_pf_attrs pci_pf; |
e41b6bf3 | 67 | struct devlink_port_pci_vf_attrs pci_vf; |
378ef01b | 68 | }; |
b9ffcbaf JP |
69 | }; |
70 | ||
bfcd3a46 JP |
71 | struct devlink_port { |
72 | struct list_head list; | |
39e6160e | 73 | struct list_head param_list; |
bfcd3a46 JP |
74 | struct devlink *devlink; |
75 | unsigned index; | |
76 | bool registered; | |
b8f97554 JP |
77 | spinlock_t type_lock; /* Protects type and type_dev |
78 | * pointer consistency. | |
79 | */ | |
bfcd3a46 JP |
80 | enum devlink_port_type type; |
81 | enum devlink_port_type desired_type; | |
82 | void *type_dev; | |
b9ffcbaf | 83 | struct devlink_port_attrs attrs; |
136bf27f | 84 | struct delayed_work type_warn_dw; |
bfcd3a46 JP |
85 | }; |
86 | ||
bf797471 JP |
87 | struct devlink_sb_pool_info { |
88 | enum devlink_sb_pool_type pool_type; | |
89 | u32 size; | |
90 | enum devlink_sb_threshold_type threshold_type; | |
bff5731d | 91 | u32 cell_size; |
bf797471 JP |
92 | }; |
93 | ||
1555d204 AS |
94 | /** |
95 | * struct devlink_dpipe_field - dpipe field object | |
96 | * @name: field name | |
97 | * @id: index inside the headers field array | |
98 | * @bitwidth: bitwidth | |
99 | * @mapping_type: mapping type | |
100 | */ | |
101 | struct devlink_dpipe_field { | |
102 | const char *name; | |
103 | unsigned int id; | |
104 | unsigned int bitwidth; | |
105 | enum devlink_dpipe_field_mapping_type mapping_type; | |
106 | }; | |
107 | ||
108 | /** | |
109 | * struct devlink_dpipe_header - dpipe header object | |
110 | * @name: header name | |
111 | * @id: index, global/local detrmined by global bit | |
112 | * @fields: fields | |
113 | * @fields_count: number of fields | |
114 | * @global: indicates if header is shared like most protocol header | |
115 | * or driver specific | |
116 | */ | |
117 | struct devlink_dpipe_header { | |
118 | const char *name; | |
119 | unsigned int id; | |
120 | struct devlink_dpipe_field *fields; | |
121 | unsigned int fields_count; | |
122 | bool global; | |
123 | }; | |
124 | ||
125 | /** | |
126 | * struct devlink_dpipe_match - represents match operation | |
127 | * @type: type of match | |
128 | * @header_index: header index (packets can have several headers of same | |
129 | * type like in case of tunnels) | |
130 | * @header: header | |
131 | * @fieled_id: field index | |
132 | */ | |
133 | struct devlink_dpipe_match { | |
134 | enum devlink_dpipe_match_type type; | |
135 | unsigned int header_index; | |
136 | struct devlink_dpipe_header *header; | |
137 | unsigned int field_id; | |
138 | }; | |
139 | ||
140 | /** | |
141 | * struct devlink_dpipe_action - represents action operation | |
142 | * @type: type of action | |
143 | * @header_index: header index (packets can have several headers of same | |
144 | * type like in case of tunnels) | |
145 | * @header: header | |
146 | * @fieled_id: field index | |
147 | */ | |
148 | struct devlink_dpipe_action { | |
149 | enum devlink_dpipe_action_type type; | |
150 | unsigned int header_index; | |
151 | struct devlink_dpipe_header *header; | |
152 | unsigned int field_id; | |
153 | }; | |
154 | ||
155 | /** | |
156 | * struct devlink_dpipe_value - represents value of match/action | |
157 | * @action: action | |
158 | * @match: match | |
159 | * @mapping_value: in case the field has some mapping this value | |
160 | * specified the mapping value | |
161 | * @mapping_valid: specify if mapping value is valid | |
162 | * @value_size: value size | |
163 | * @value: value | |
164 | * @mask: bit mask | |
165 | */ | |
166 | struct devlink_dpipe_value { | |
167 | union { | |
168 | struct devlink_dpipe_action *action; | |
169 | struct devlink_dpipe_match *match; | |
170 | }; | |
171 | unsigned int mapping_value; | |
172 | bool mapping_valid; | |
173 | unsigned int value_size; | |
174 | void *value; | |
175 | void *mask; | |
176 | }; | |
177 | ||
178 | /** | |
179 | * struct devlink_dpipe_entry - table entry object | |
180 | * @index: index of the entry in the table | |
181 | * @match_values: match values | |
182 | * @matche_values_count: count of matches tuples | |
183 | * @action_values: actions values | |
184 | * @action_values_count: count of actions values | |
185 | * @counter: value of counter | |
186 | * @counter_valid: Specify if value is valid from hardware | |
187 | */ | |
188 | struct devlink_dpipe_entry { | |
189 | u64 index; | |
190 | struct devlink_dpipe_value *match_values; | |
191 | unsigned int match_values_count; | |
192 | struct devlink_dpipe_value *action_values; | |
193 | unsigned int action_values_count; | |
194 | u64 counter; | |
195 | bool counter_valid; | |
196 | }; | |
197 | ||
198 | /** | |
199 | * struct devlink_dpipe_dump_ctx - context provided to driver in order | |
200 | * to dump | |
201 | * @info: info | |
202 | * @cmd: devlink command | |
203 | * @skb: skb | |
204 | * @nest: top attribute | |
205 | * @hdr: hdr | |
206 | */ | |
207 | struct devlink_dpipe_dump_ctx { | |
208 | struct genl_info *info; | |
209 | enum devlink_command cmd; | |
210 | struct sk_buff *skb; | |
211 | struct nlattr *nest; | |
212 | void *hdr; | |
213 | }; | |
214 | ||
215 | struct devlink_dpipe_table_ops; | |
216 | ||
217 | /** | |
218 | * struct devlink_dpipe_table - table object | |
219 | * @priv: private | |
220 | * @name: table name | |
1555d204 AS |
221 | * @counters_enabled: indicates if counters are active |
222 | * @counter_control_extern: indicates if counter control is in dpipe or | |
223 | * external tool | |
56dc7cd0 AS |
224 | * @resource_valid: Indicate that the resource id is valid |
225 | * @resource_id: relative resource this table is related to | |
226 | * @resource_units: number of resource's unit consumed per table's entry | |
1555d204 AS |
227 | * @table_ops: table operations |
228 | * @rcu: rcu | |
229 | */ | |
230 | struct devlink_dpipe_table { | |
231 | void *priv; | |
232 | struct list_head list; | |
233 | const char *name; | |
1555d204 AS |
234 | bool counters_enabled; |
235 | bool counter_control_extern; | |
56dc7cd0 AS |
236 | bool resource_valid; |
237 | u64 resource_id; | |
238 | u64 resource_units; | |
1555d204 AS |
239 | struct devlink_dpipe_table_ops *table_ops; |
240 | struct rcu_head rcu; | |
241 | }; | |
242 | ||
243 | /** | |
244 | * struct devlink_dpipe_table_ops - dpipe_table ops | |
245 | * @actions_dump - dumps all tables actions | |
246 | * @matches_dump - dumps all tables matches | |
247 | * @entries_dump - dumps all active entries in the table | |
248 | * @counters_set_update - when changing the counter status hardware sync | |
249 | * maybe needed to allocate/free counter related | |
250 | * resources | |
ffd3cdcc | 251 | * @size_get - get size |
1555d204 AS |
252 | */ |
253 | struct devlink_dpipe_table_ops { | |
254 | int (*actions_dump)(void *priv, struct sk_buff *skb); | |
255 | int (*matches_dump)(void *priv, struct sk_buff *skb); | |
256 | int (*entries_dump)(void *priv, bool counters_enabled, | |
257 | struct devlink_dpipe_dump_ctx *dump_ctx); | |
258 | int (*counters_set_update)(void *priv, bool enable); | |
ffd3cdcc | 259 | u64 (*size_get)(void *priv); |
1555d204 AS |
260 | }; |
261 | ||
262 | /** | |
263 | * struct devlink_dpipe_headers - dpipe headers | |
264 | * @headers - header array can be shared (global bit) or driver specific | |
265 | * @headers_count - count of headers | |
266 | */ | |
267 | struct devlink_dpipe_headers { | |
268 | struct devlink_dpipe_header **headers; | |
269 | unsigned int headers_count; | |
270 | }; | |
271 | ||
d9f9b9a4 AS |
272 | /** |
273 | * struct devlink_resource_size_params - resource's size parameters | |
274 | * @size_min: minimum size which can be set | |
275 | * @size_max: maximum size which can be set | |
276 | * @size_granularity: size granularity | |
277 | * @size_unit: resource's basic unit | |
278 | */ | |
279 | struct devlink_resource_size_params { | |
280 | u64 size_min; | |
281 | u64 size_max; | |
282 | u64 size_granularity; | |
283 | enum devlink_resource_unit unit; | |
284 | }; | |
285 | ||
77d27096 JP |
286 | static inline void |
287 | devlink_resource_size_params_init(struct devlink_resource_size_params *size_params, | |
288 | u64 size_min, u64 size_max, | |
289 | u64 size_granularity, | |
290 | enum devlink_resource_unit unit) | |
291 | { | |
292 | size_params->size_min = size_min; | |
293 | size_params->size_max = size_max; | |
294 | size_params->size_granularity = size_granularity; | |
295 | size_params->unit = unit; | |
296 | } | |
297 | ||
fc56be47 JP |
298 | typedef u64 devlink_resource_occ_get_t(void *priv); |
299 | ||
d9f9b9a4 AS |
300 | /** |
301 | * struct devlink_resource - devlink resource | |
302 | * @name: name of the resource | |
303 | * @id: id, per devlink instance | |
304 | * @size: size of the resource | |
305 | * @size_new: updated size of the resource, reload is needed | |
306 | * @size_valid: valid in case the total size of the resource is valid | |
307 | * including its children | |
308 | * @parent: parent resource | |
309 | * @size_params: size parameters | |
310 | * @list: parent list | |
311 | * @resource_list: list of child resources | |
d9f9b9a4 AS |
312 | */ |
313 | struct devlink_resource { | |
314 | const char *name; | |
315 | u64 id; | |
316 | u64 size; | |
317 | u64 size_new; | |
318 | bool size_valid; | |
319 | struct devlink_resource *parent; | |
77d27096 | 320 | struct devlink_resource_size_params size_params; |
d9f9b9a4 AS |
321 | struct list_head list; |
322 | struct list_head resource_list; | |
fc56be47 JP |
323 | devlink_resource_occ_get_t *occ_get; |
324 | void *occ_get_priv; | |
d9f9b9a4 AS |
325 | }; |
326 | ||
327 | #define DEVLINK_RESOURCE_ID_PARENT_TOP 0 | |
328 | ||
bde74ad1 | 329 | #define __DEVLINK_PARAM_MAX_STRING_VALUE 32 |
eabaef18 MS |
330 | enum devlink_param_type { |
331 | DEVLINK_PARAM_TYPE_U8, | |
332 | DEVLINK_PARAM_TYPE_U16, | |
333 | DEVLINK_PARAM_TYPE_U32, | |
334 | DEVLINK_PARAM_TYPE_STRING, | |
335 | DEVLINK_PARAM_TYPE_BOOL, | |
336 | }; | |
337 | ||
338 | union devlink_param_value { | |
339 | u8 vu8; | |
340 | u16 vu16; | |
341 | u32 vu32; | |
bde74ad1 | 342 | char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE]; |
eabaef18 MS |
343 | bool vbool; |
344 | }; | |
345 | ||
346 | struct devlink_param_gset_ctx { | |
347 | union devlink_param_value val; | |
348 | enum devlink_param_cmode cmode; | |
349 | }; | |
350 | ||
351 | /** | |
352 | * struct devlink_param - devlink configuration parameter data | |
353 | * @name: name of the parameter | |
354 | * @generic: indicates if the parameter is generic or driver specific | |
355 | * @type: parameter type | |
356 | * @supported_cmodes: bitmap of supported configuration modes | |
357 | * @get: get parameter value, used for runtime and permanent | |
358 | * configuration modes | |
359 | * @set: set parameter value, used for runtime and permanent | |
360 | * configuration modes | |
e3b7ca18 | 361 | * @validate: validate input value is applicable (within value range, etc.) |
eabaef18 MS |
362 | * |
363 | * This struct should be used by the driver to fill the data for | |
364 | * a parameter it registers. | |
365 | */ | |
366 | struct devlink_param { | |
367 | u32 id; | |
368 | const char *name; | |
369 | bool generic; | |
370 | enum devlink_param_type type; | |
371 | unsigned long supported_cmodes; | |
372 | int (*get)(struct devlink *devlink, u32 id, | |
373 | struct devlink_param_gset_ctx *ctx); | |
374 | int (*set)(struct devlink *devlink, u32 id, | |
375 | struct devlink_param_gset_ctx *ctx); | |
e3b7ca18 MS |
376 | int (*validate)(struct devlink *devlink, u32 id, |
377 | union devlink_param_value val, | |
378 | struct netlink_ext_ack *extack); | |
eabaef18 MS |
379 | }; |
380 | ||
381 | struct devlink_param_item { | |
382 | struct list_head list; | |
383 | const struct devlink_param *param; | |
384 | union devlink_param_value driverinit_value; | |
385 | bool driverinit_value_valid; | |
7c62cfb8 | 386 | bool published; |
eabaef18 MS |
387 | }; |
388 | ||
389 | enum devlink_param_generic_id { | |
036467c3 MS |
390 | DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET, |
391 | DEVLINK_PARAM_GENERIC_ID_MAX_MACS, | |
f567bcda | 392 | DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV, |
f6a69885 | 393 | DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT, |
e3b51061 | 394 | DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI, |
f61cba42 | 395 | DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX, |
16511789 | 396 | DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN, |
846e980a | 397 | DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY, |
eabaef18 MS |
398 | |
399 | /* add new param generic ids above here*/ | |
400 | __DEVLINK_PARAM_GENERIC_ID_MAX, | |
401 | DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1, | |
402 | }; | |
403 | ||
036467c3 MS |
404 | #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset" |
405 | #define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL | |
406 | ||
407 | #define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs" | |
408 | #define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32 | |
409 | ||
f567bcda VV |
410 | #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov" |
411 | #define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL | |
412 | ||
f6a69885 AV |
413 | #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable" |
414 | #define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL | |
415 | ||
e3b51061 VV |
416 | #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari" |
417 | #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL | |
418 | ||
f61cba42 VV |
419 | #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max" |
420 | #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32 | |
421 | ||
16511789 VV |
422 | #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min" |
423 | #define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32 | |
424 | ||
846e980a ST |
425 | #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy" |
426 | #define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8 | |
427 | ||
036467c3 MS |
428 | #define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \ |
429 | { \ | |
430 | .id = DEVLINK_PARAM_GENERIC_ID_##_id, \ | |
431 | .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \ | |
432 | .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \ | |
433 | .generic = true, \ | |
434 | .supported_cmodes = _cmodes, \ | |
435 | .get = _get, \ | |
436 | .set = _set, \ | |
437 | .validate = _validate, \ | |
438 | } | |
439 | ||
440 | #define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \ | |
441 | { \ | |
442 | .id = _id, \ | |
443 | .name = _name, \ | |
444 | .type = _type, \ | |
445 | .supported_cmodes = _cmodes, \ | |
446 | .get = _get, \ | |
447 | .set = _set, \ | |
448 | .validate = _validate, \ | |
449 | } | |
450 | ||
785bd550 JK |
451 | /* Part number, identifier of board design */ |
452 | #define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id" | |
453 | /* Revision of board design */ | |
454 | #define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev" | |
14fd1901 JK |
455 | /* Maker of the board */ |
456 | #define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture" | |
785bd550 JK |
457 | |
458 | /* Control processor FW version */ | |
459 | #define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt" | |
460 | /* Data path microcode controlling high-speed packet processing */ | |
461 | #define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app" | |
462 | /* UNDI software version */ | |
463 | #define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi" | |
464 | /* NCSI support/handler version */ | |
465 | #define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi" | |
466 | ||
b16ebe92 | 467 | struct devlink_region; |
f9cf2288 | 468 | struct devlink_info_req; |
b16ebe92 | 469 | |
d7e52722 AV |
470 | typedef void devlink_snapshot_data_dest_t(const void *data); |
471 | ||
1db64e87 | 472 | struct devlink_fmsg; |
a0bdcc59 EBE |
473 | struct devlink_health_reporter; |
474 | ||
3167b27a EBE |
475 | enum devlink_health_reporter_state { |
476 | DEVLINK_HEALTH_REPORTER_STATE_HEALTHY, | |
477 | DEVLINK_HEALTH_REPORTER_STATE_ERROR, | |
478 | }; | |
479 | ||
a0bdcc59 EBE |
480 | /** |
481 | * struct devlink_health_reporter_ops - Reporter operations | |
482 | * @name: reporter name | |
483 | * @recover: callback to recover from reported error | |
484 | * if priv_ctx is NULL, run a full recover | |
485 | * @dump: callback to dump an object | |
486 | * if priv_ctx is NULL, run a full dump | |
487 | * @diagnose: callback to diagnose the current status | |
488 | */ | |
489 | ||
490 | struct devlink_health_reporter_ops { | |
491 | char *name; | |
492 | int (*recover)(struct devlink_health_reporter *reporter, | |
493 | void *priv_ctx); | |
494 | int (*dump)(struct devlink_health_reporter *reporter, | |
495 | struct devlink_fmsg *fmsg, void *priv_ctx); | |
496 | int (*diagnose)(struct devlink_health_reporter *reporter, | |
497 | struct devlink_fmsg *fmsg); | |
498 | }; | |
1db64e87 | 499 | |
bfcd3a46 | 500 | struct devlink_ops { |
ac0fc8a1 | 501 | int (*reload)(struct devlink *devlink, struct netlink_ext_ack *extack); |
bfcd3a46 JP |
502 | int (*port_type_set)(struct devlink_port *devlink_port, |
503 | enum devlink_port_type port_type); | |
504 | int (*port_split)(struct devlink *devlink, unsigned int port_index, | |
ac0fc8a1 DA |
505 | unsigned int count, struct netlink_ext_ack *extack); |
506 | int (*port_unsplit)(struct devlink *devlink, unsigned int port_index, | |
507 | struct netlink_ext_ack *extack); | |
bf797471 JP |
508 | int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index, |
509 | u16 pool_index, | |
510 | struct devlink_sb_pool_info *pool_info); | |
511 | int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index, | |
512 | u16 pool_index, u32 size, | |
f2ad1a52 IS |
513 | enum devlink_sb_threshold_type threshold_type, |
514 | struct netlink_ext_ack *extack); | |
bf797471 JP |
515 | int (*sb_port_pool_get)(struct devlink_port *devlink_port, |
516 | unsigned int sb_index, u16 pool_index, | |
517 | u32 *p_threshold); | |
518 | int (*sb_port_pool_set)(struct devlink_port *devlink_port, | |
519 | unsigned int sb_index, u16 pool_index, | |
f2ad1a52 | 520 | u32 threshold, struct netlink_ext_ack *extack); |
bf797471 JP |
521 | int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port, |
522 | unsigned int sb_index, | |
523 | u16 tc_index, | |
524 | enum devlink_sb_pool_type pool_type, | |
525 | u16 *p_pool_index, u32 *p_threshold); | |
526 | int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port, | |
527 | unsigned int sb_index, | |
528 | u16 tc_index, | |
529 | enum devlink_sb_pool_type pool_type, | |
f2ad1a52 IS |
530 | u16 pool_index, u32 threshold, |
531 | struct netlink_ext_ack *extack); | |
df38dafd JP |
532 | int (*sb_occ_snapshot)(struct devlink *devlink, |
533 | unsigned int sb_index); | |
534 | int (*sb_occ_max_clear)(struct devlink *devlink, | |
535 | unsigned int sb_index); | |
536 | int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port, | |
537 | unsigned int sb_index, u16 pool_index, | |
538 | u32 *p_cur, u32 *p_max); | |
539 | int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port, | |
540 | unsigned int sb_index, | |
541 | u16 tc_index, | |
542 | enum devlink_sb_pool_type pool_type, | |
543 | u32 *p_cur, u32 *p_max); | |
08f4b591 OG |
544 | |
545 | int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode); | |
db7ff19e EB |
546 | int (*eswitch_mode_set)(struct devlink *devlink, u16 mode, |
547 | struct netlink_ext_ack *extack); | |
59bfde01 | 548 | int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode); |
db7ff19e EB |
549 | int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode, |
550 | struct netlink_ext_ack *extack); | |
98fdbea5 LR |
551 | int (*eswitch_encap_mode_get)(struct devlink *devlink, |
552 | enum devlink_eswitch_encap_mode *p_encap_mode); | |
553 | int (*eswitch_encap_mode_set)(struct devlink *devlink, | |
554 | enum devlink_eswitch_encap_mode encap_mode, | |
db7ff19e | 555 | struct netlink_ext_ack *extack); |
f9cf2288 JK |
556 | int (*info_get)(struct devlink *devlink, struct devlink_info_req *req, |
557 | struct netlink_ext_ack *extack); | |
76726ccb JK |
558 | int (*flash_update)(struct devlink *devlink, const char *file_name, |
559 | const char *component, | |
560 | struct netlink_ext_ack *extack); | |
bfcd3a46 JP |
561 | }; |
562 | ||
563 | static inline void *devlink_priv(struct devlink *devlink) | |
564 | { | |
565 | BUG_ON(!devlink); | |
566 | return &devlink->priv; | |
567 | } | |
568 | ||
569 | static inline struct devlink *priv_to_devlink(void *priv) | |
570 | { | |
571 | BUG_ON(!priv); | |
572 | return container_of(priv, struct devlink, priv); | |
573 | } | |
574 | ||
5dc37bb9 JP |
575 | static inline struct devlink_port * |
576 | netdev_to_devlink_port(struct net_device *dev) | |
577 | { | |
578 | if (dev->netdev_ops->ndo_get_devlink_port) | |
579 | return dev->netdev_ops->ndo_get_devlink_port(dev); | |
580 | return NULL; | |
581 | } | |
582 | ||
b473b0d2 JK |
583 | static inline struct devlink *netdev_to_devlink(struct net_device *dev) |
584 | { | |
5dc37bb9 JP |
585 | struct devlink_port *devlink_port = netdev_to_devlink_port(dev); |
586 | ||
587 | if (devlink_port) | |
588 | return devlink_port->devlink; | |
b473b0d2 JK |
589 | return NULL; |
590 | } | |
591 | ||
bfcd3a46 JP |
592 | struct ib_device; |
593 | ||
bfcd3a46 JP |
594 | struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size); |
595 | int devlink_register(struct devlink *devlink, struct device *dev); | |
596 | void devlink_unregister(struct devlink *devlink); | |
597 | void devlink_free(struct devlink *devlink); | |
598 | int devlink_port_register(struct devlink *devlink, | |
599 | struct devlink_port *devlink_port, | |
600 | unsigned int port_index); | |
601 | void devlink_port_unregister(struct devlink_port *devlink_port); | |
602 | void devlink_port_type_eth_set(struct devlink_port *devlink_port, | |
603 | struct net_device *netdev); | |
604 | void devlink_port_type_ib_set(struct devlink_port *devlink_port, | |
605 | struct ib_device *ibdev); | |
606 | void devlink_port_type_clear(struct devlink_port *devlink_port); | |
b9ffcbaf | 607 | void devlink_port_attrs_set(struct devlink_port *devlink_port, |
5ec1380a | 608 | enum devlink_port_flavour flavour, |
b9ffcbaf | 609 | u32 port_number, bool split, |
bec5267c JP |
610 | u32 split_subport_number, |
611 | const unsigned char *switch_id, | |
612 | unsigned char switch_id_len); | |
98fd2d65 PP |
613 | void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, |
614 | const unsigned char *switch_id, | |
615 | unsigned char switch_id_len, u16 pf); | |
e41b6bf3 PP |
616 | void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, |
617 | const unsigned char *switch_id, | |
618 | unsigned char switch_id_len, | |
619 | u16 pf, u16 vf); | |
bf797471 JP |
620 | int devlink_sb_register(struct devlink *devlink, unsigned int sb_index, |
621 | u32 size, u16 ingress_pools_count, | |
622 | u16 egress_pools_count, u16 ingress_tc_count, | |
623 | u16 egress_tc_count); | |
624 | void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index); | |
1555d204 AS |
625 | int devlink_dpipe_table_register(struct devlink *devlink, |
626 | const char *table_name, | |
627 | struct devlink_dpipe_table_ops *table_ops, | |
ffd3cdcc | 628 | void *priv, bool counter_control_extern); |
1555d204 AS |
629 | void devlink_dpipe_table_unregister(struct devlink *devlink, |
630 | const char *table_name); | |
631 | int devlink_dpipe_headers_register(struct devlink *devlink, | |
632 | struct devlink_dpipe_headers *dpipe_headers); | |
633 | void devlink_dpipe_headers_unregister(struct devlink *devlink); | |
634 | bool devlink_dpipe_table_counter_enabled(struct devlink *devlink, | |
635 | const char *table_name); | |
636 | int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx); | |
637 | int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx, | |
638 | struct devlink_dpipe_entry *entry); | |
639 | int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx); | |
35807324 | 640 | void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry); |
1555d204 AS |
641 | int devlink_dpipe_action_put(struct sk_buff *skb, |
642 | struct devlink_dpipe_action *action); | |
643 | int devlink_dpipe_match_put(struct sk_buff *skb, | |
644 | struct devlink_dpipe_match *match); | |
11770091 | 645 | extern struct devlink_dpipe_header devlink_dpipe_header_ethernet; |
3fb886ec | 646 | extern struct devlink_dpipe_header devlink_dpipe_header_ipv4; |
1797f5b3 | 647 | extern struct devlink_dpipe_header devlink_dpipe_header_ipv6; |
bfcd3a46 | 648 | |
d9f9b9a4 AS |
649 | int devlink_resource_register(struct devlink *devlink, |
650 | const char *resource_name, | |
d9f9b9a4 AS |
651 | u64 resource_size, |
652 | u64 resource_id, | |
653 | u64 parent_resource_id, | |
fc56be47 | 654 | const struct devlink_resource_size_params *size_params); |
d9f9b9a4 AS |
655 | void devlink_resources_unregister(struct devlink *devlink, |
656 | struct devlink_resource *resource); | |
657 | int devlink_resource_size_get(struct devlink *devlink, | |
658 | u64 resource_id, | |
659 | u64 *p_resource_size); | |
56dc7cd0 AS |
660 | int devlink_dpipe_table_resource_set(struct devlink *devlink, |
661 | const char *table_name, u64 resource_id, | |
662 | u64 resource_units); | |
fc56be47 JP |
663 | void devlink_resource_occ_get_register(struct devlink *devlink, |
664 | u64 resource_id, | |
665 | devlink_resource_occ_get_t *occ_get, | |
666 | void *occ_get_priv); | |
667 | void devlink_resource_occ_get_unregister(struct devlink *devlink, | |
668 | u64 resource_id); | |
eabaef18 MS |
669 | int devlink_params_register(struct devlink *devlink, |
670 | const struct devlink_param *params, | |
671 | size_t params_count); | |
672 | void devlink_params_unregister(struct devlink *devlink, | |
673 | const struct devlink_param *params, | |
674 | size_t params_count); | |
7c62cfb8 JP |
675 | void devlink_params_publish(struct devlink *devlink); |
676 | void devlink_params_unpublish(struct devlink *devlink); | |
39e6160e VV |
677 | int devlink_port_params_register(struct devlink_port *devlink_port, |
678 | const struct devlink_param *params, | |
679 | size_t params_count); | |
680 | void devlink_port_params_unregister(struct devlink_port *devlink_port, | |
681 | const struct devlink_param *params, | |
682 | size_t params_count); | |
ec01aeb1 MS |
683 | int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id, |
684 | union devlink_param_value *init_val); | |
685 | int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id, | |
686 | union devlink_param_value init_val); | |
ffd19b9a VV |
687 | int |
688 | devlink_port_param_driverinit_value_get(struct devlink_port *devlink_port, | |
689 | u32 param_id, | |
690 | union devlink_param_value *init_val); | |
5473a7bd VV |
691 | int devlink_port_param_driverinit_value_set(struct devlink_port *devlink_port, |
692 | u32 param_id, | |
693 | union devlink_param_value init_val); | |
ea601e17 | 694 | void devlink_param_value_changed(struct devlink *devlink, u32 param_id); |
c1e5786d VV |
695 | void devlink_port_param_value_changed(struct devlink_port *devlink_port, |
696 | u32 param_id); | |
bde74ad1 MS |
697 | void devlink_param_value_str_fill(union devlink_param_value *dst_val, |
698 | const char *src); | |
b16ebe92 AV |
699 | struct devlink_region *devlink_region_create(struct devlink *devlink, |
700 | const char *region_name, | |
701 | u32 region_max_snapshots, | |
702 | u64 region_size); | |
703 | void devlink_region_destroy(struct devlink_region *region); | |
ccadfa44 | 704 | u32 devlink_region_shapshot_id_get(struct devlink *devlink); |
d7e52722 AV |
705 | int devlink_region_snapshot_create(struct devlink_region *region, u64 data_len, |
706 | u8 *data, u32 snapshot_id, | |
707 | devlink_snapshot_data_dest_t *data_destructor); | |
f9cf2288 JK |
708 | int devlink_info_serial_number_put(struct devlink_info_req *req, |
709 | const char *sn); | |
710 | int devlink_info_driver_name_put(struct devlink_info_req *req, | |
711 | const char *name); | |
fc6fae7d JK |
712 | int devlink_info_version_fixed_put(struct devlink_info_req *req, |
713 | const char *version_name, | |
714 | const char *version_value); | |
715 | int devlink_info_version_stored_put(struct devlink_info_req *req, | |
716 | const char *version_name, | |
717 | const char *version_value); | |
718 | int devlink_info_version_running_put(struct devlink_info_req *req, | |
719 | const char *version_name, | |
720 | const char *version_value); | |
d9f9b9a4 | 721 | |
1db64e87 EBE |
722 | int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg); |
723 | int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg); | |
724 | ||
725 | int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name); | |
726 | int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg); | |
727 | ||
728 | int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg, | |
729 | const char *name); | |
730 | int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg); | |
731 | ||
732 | int devlink_fmsg_bool_put(struct devlink_fmsg *fmsg, bool value); | |
733 | int devlink_fmsg_u8_put(struct devlink_fmsg *fmsg, u8 value); | |
734 | int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value); | |
735 | int devlink_fmsg_u64_put(struct devlink_fmsg *fmsg, u64 value); | |
736 | int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value); | |
737 | int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value, | |
738 | u16 value_len); | |
739 | ||
740 | int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name, | |
741 | bool value); | |
742 | int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name, | |
743 | u8 value); | |
744 | int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name, | |
745 | u32 value); | |
746 | int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name, | |
747 | u64 value); | |
748 | int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name, | |
749 | const char *value); | |
750 | int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name, | |
751 | const void *value, u16 value_len); | |
752 | ||
a0bdcc59 EBE |
753 | struct devlink_health_reporter * |
754 | devlink_health_reporter_create(struct devlink *devlink, | |
755 | const struct devlink_health_reporter_ops *ops, | |
756 | u64 graceful_period, bool auto_recover, | |
757 | void *priv); | |
758 | void | |
759 | devlink_health_reporter_destroy(struct devlink_health_reporter *reporter); | |
760 | ||
761 | void * | |
762 | devlink_health_reporter_priv(struct devlink_health_reporter *reporter); | |
c8e1da0b EBE |
763 | int devlink_health_report(struct devlink_health_reporter *reporter, |
764 | const char *msg, void *priv_ctx); | |
3167b27a EBE |
765 | void |
766 | devlink_health_reporter_state_update(struct devlink_health_reporter *reporter, | |
767 | enum devlink_health_reporter_state state); | |
a0bdcc59 | 768 | |
191ed202 JP |
769 | void devlink_flash_update_begin_notify(struct devlink *devlink); |
770 | void devlink_flash_update_end_notify(struct devlink *devlink); | |
771 | void devlink_flash_update_status_notify(struct devlink *devlink, | |
772 | const char *status_msg, | |
773 | const char *component, | |
774 | unsigned long done, | |
775 | unsigned long total); | |
776 | ||
f6b19b35 JP |
777 | #if IS_ENABLED(CONFIG_NET_DEVLINK) |
778 | ||
f4b6bcc7 JK |
779 | void devlink_compat_running_version(struct net_device *dev, |
780 | char *buf, size_t len); | |
781 | int devlink_compat_flash_update(struct net_device *dev, const char *file_name); | |
af3836df JP |
782 | int devlink_compat_phys_port_name_get(struct net_device *dev, |
783 | char *name, size_t len); | |
7e1146e8 JP |
784 | int devlink_compat_switch_id_get(struct net_device *dev, |
785 | struct netdev_phys_item_id *ppid); | |
f4b6bcc7 | 786 | |
bfcd3a46 JP |
787 | #else |
788 | ||
ddb6e99e JK |
789 | static inline void |
790 | devlink_compat_running_version(struct net_device *dev, char *buf, size_t len) | |
791 | { | |
792 | } | |
4eceba17 JK |
793 | |
794 | static inline int | |
795 | devlink_compat_flash_update(struct net_device *dev, const char *file_name) | |
796 | { | |
797 | return -EOPNOTSUPP; | |
798 | } | |
f6b19b35 | 799 | |
af3836df JP |
800 | static inline int |
801 | devlink_compat_phys_port_name_get(struct net_device *dev, | |
802 | char *name, size_t len) | |
803 | { | |
804 | return -EOPNOTSUPP; | |
805 | } | |
806 | ||
7e1146e8 JP |
807 | static inline int |
808 | devlink_compat_switch_id_get(struct net_device *dev, | |
809 | struct netdev_phys_item_id *ppid) | |
810 | { | |
811 | return -EOPNOTSUPP; | |
812 | } | |
813 | ||
ddb6e99e JK |
814 | #endif |
815 | ||
bfcd3a46 | 816 | #endif /* _NET_DEVLINK_H_ */ |