1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
3 * include/uapi/linux/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>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
13 #ifndef _LINUX_DEVLINK_H_
14 #define _LINUX_DEVLINK_H_
16 #define DEVLINK_GENL_NAME "devlink"
17 #define DEVLINK_GENL_VERSION 0x1
18 #define DEVLINK_GENL_MCGRP_CONFIG_NAME "config"
20 enum devlink_command
{
21 /* don't change the order or add anything between, this is ABI! */
24 DEVLINK_CMD_GET
, /* can dump */
29 DEVLINK_CMD_PORT_GET
, /* can dump */
34 DEVLINK_CMD_PORT_SPLIT
,
35 DEVLINK_CMD_PORT_UNSPLIT
,
37 DEVLINK_CMD_SB_GET
, /* can dump */
42 DEVLINK_CMD_SB_POOL_GET
, /* can dump */
43 DEVLINK_CMD_SB_POOL_SET
,
44 DEVLINK_CMD_SB_POOL_NEW
,
45 DEVLINK_CMD_SB_POOL_DEL
,
47 DEVLINK_CMD_SB_PORT_POOL_GET
, /* can dump */
48 DEVLINK_CMD_SB_PORT_POOL_SET
,
49 DEVLINK_CMD_SB_PORT_POOL_NEW
,
50 DEVLINK_CMD_SB_PORT_POOL_DEL
,
52 DEVLINK_CMD_SB_TC_POOL_BIND_GET
, /* can dump */
53 DEVLINK_CMD_SB_TC_POOL_BIND_SET
,
54 DEVLINK_CMD_SB_TC_POOL_BIND_NEW
,
55 DEVLINK_CMD_SB_TC_POOL_BIND_DEL
,
57 /* Shared buffer occupancy monitoring commands */
58 DEVLINK_CMD_SB_OCC_SNAPSHOT
,
59 DEVLINK_CMD_SB_OCC_MAX_CLEAR
,
61 DEVLINK_CMD_ESWITCH_GET
,
62 #define DEVLINK_CMD_ESWITCH_MODE_GET /* obsolete, never use this! */ \
63 DEVLINK_CMD_ESWITCH_GET
65 DEVLINK_CMD_ESWITCH_SET
,
66 #define DEVLINK_CMD_ESWITCH_MODE_SET /* obsolete, never use this! */ \
67 DEVLINK_CMD_ESWITCH_SET
69 DEVLINK_CMD_DPIPE_TABLE_GET
,
70 DEVLINK_CMD_DPIPE_ENTRIES_GET
,
71 DEVLINK_CMD_DPIPE_HEADERS_GET
,
72 DEVLINK_CMD_DPIPE_TABLE_COUNTERS_SET
,
73 DEVLINK_CMD_RESOURCE_SET
,
74 DEVLINK_CMD_RESOURCE_DUMP
,
76 /* Hot driver reload, makes configuration changes take place. The
77 * devlink instance is not released during the process.
81 DEVLINK_CMD_PARAM_GET
, /* can dump */
82 DEVLINK_CMD_PARAM_SET
,
83 DEVLINK_CMD_PARAM_NEW
,
84 DEVLINK_CMD_PARAM_DEL
,
86 DEVLINK_CMD_REGION_GET
,
87 DEVLINK_CMD_REGION_SET
,
88 DEVLINK_CMD_REGION_NEW
,
89 DEVLINK_CMD_REGION_DEL
,
90 DEVLINK_CMD_REGION_READ
,
92 DEVLINK_CMD_PORT_PARAM_GET
, /* can dump */
93 DEVLINK_CMD_PORT_PARAM_SET
,
94 DEVLINK_CMD_PORT_PARAM_NEW
,
95 DEVLINK_CMD_PORT_PARAM_DEL
,
97 DEVLINK_CMD_INFO_GET
, /* can dump */
99 DEVLINK_CMD_HEALTH_REPORTER_GET
,
100 DEVLINK_CMD_HEALTH_REPORTER_SET
,
101 DEVLINK_CMD_HEALTH_REPORTER_RECOVER
,
102 DEVLINK_CMD_HEALTH_REPORTER_DIAGNOSE
,
103 DEVLINK_CMD_HEALTH_REPORTER_DUMP_GET
,
104 DEVLINK_CMD_HEALTH_REPORTER_DUMP_CLEAR
,
106 DEVLINK_CMD_FLASH_UPDATE
,
107 DEVLINK_CMD_FLASH_UPDATE_END
, /* notification only */
108 DEVLINK_CMD_FLASH_UPDATE_STATUS
, /* notification only */
110 /* add new commands above here */
112 DEVLINK_CMD_MAX
= __DEVLINK_CMD_MAX
- 1
115 enum devlink_port_type
{
116 DEVLINK_PORT_TYPE_NOTSET
,
117 DEVLINK_PORT_TYPE_AUTO
,
118 DEVLINK_PORT_TYPE_ETH
,
119 DEVLINK_PORT_TYPE_IB
,
122 enum devlink_sb_pool_type
{
123 DEVLINK_SB_POOL_TYPE_INGRESS
,
124 DEVLINK_SB_POOL_TYPE_EGRESS
,
127 /* static threshold - limiting the maximum number of bytes.
128 * dynamic threshold - limiting the maximum number of bytes
129 * based on the currently available free space in the shared buffer pool.
130 * In this mode, the maximum quota is calculated based
131 * on the following formula:
132 * max_quota = alpha / (1 + alpha) * Free_Buffer
133 * While Free_Buffer is the amount of none-occupied buffer associated to
135 * The value range which can be passed is 0-20 and serves
136 * for computation of alpha by following formula:
137 * alpha = 2 ^ (passed_value - 10)
140 enum devlink_sb_threshold_type
{
141 DEVLINK_SB_THRESHOLD_TYPE_STATIC
,
142 DEVLINK_SB_THRESHOLD_TYPE_DYNAMIC
,
145 #define DEVLINK_SB_THRESHOLD_TO_ALPHA_MAX 20
147 enum devlink_eswitch_mode
{
148 DEVLINK_ESWITCH_MODE_LEGACY
,
149 DEVLINK_ESWITCH_MODE_SWITCHDEV
,
152 enum devlink_eswitch_inline_mode
{
153 DEVLINK_ESWITCH_INLINE_MODE_NONE
,
154 DEVLINK_ESWITCH_INLINE_MODE_LINK
,
155 DEVLINK_ESWITCH_INLINE_MODE_NETWORK
,
156 DEVLINK_ESWITCH_INLINE_MODE_TRANSPORT
,
159 enum devlink_eswitch_encap_mode
{
160 DEVLINK_ESWITCH_ENCAP_MODE_NONE
,
161 DEVLINK_ESWITCH_ENCAP_MODE_BASIC
,
164 enum devlink_port_flavour
{
165 DEVLINK_PORT_FLAVOUR_PHYSICAL
, /* Any kind of a port physically
168 DEVLINK_PORT_FLAVOUR_CPU
, /* CPU port */
169 DEVLINK_PORT_FLAVOUR_DSA
, /* Distributed switch architecture
174 enum devlink_param_cmode
{
175 DEVLINK_PARAM_CMODE_RUNTIME
,
176 DEVLINK_PARAM_CMODE_DRIVERINIT
,
177 DEVLINK_PARAM_CMODE_PERMANENT
,
179 /* Add new configuration modes above */
180 __DEVLINK_PARAM_CMODE_MAX
,
181 DEVLINK_PARAM_CMODE_MAX
= __DEVLINK_PARAM_CMODE_MAX
- 1
184 enum devlink_param_fw_load_policy_value
{
185 DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_DRIVER
,
186 DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_FLASH
,
190 /* don't change the order or add anything between, this is ABI! */
193 /* bus name + dev name together are a handle for devlink entity */
194 DEVLINK_ATTR_BUS_NAME
, /* string */
195 DEVLINK_ATTR_DEV_NAME
, /* string */
197 DEVLINK_ATTR_PORT_INDEX
, /* u32 */
198 DEVLINK_ATTR_PORT_TYPE
, /* u16 */
199 DEVLINK_ATTR_PORT_DESIRED_TYPE
, /* u16 */
200 DEVLINK_ATTR_PORT_NETDEV_IFINDEX
, /* u32 */
201 DEVLINK_ATTR_PORT_NETDEV_NAME
, /* string */
202 DEVLINK_ATTR_PORT_IBDEV_NAME
, /* string */
203 DEVLINK_ATTR_PORT_SPLIT_COUNT
, /* u32 */
204 DEVLINK_ATTR_PORT_SPLIT_GROUP
, /* u32 */
205 DEVLINK_ATTR_SB_INDEX
, /* u32 */
206 DEVLINK_ATTR_SB_SIZE
, /* u32 */
207 DEVLINK_ATTR_SB_INGRESS_POOL_COUNT
, /* u16 */
208 DEVLINK_ATTR_SB_EGRESS_POOL_COUNT
, /* u16 */
209 DEVLINK_ATTR_SB_INGRESS_TC_COUNT
, /* u16 */
210 DEVLINK_ATTR_SB_EGRESS_TC_COUNT
, /* u16 */
211 DEVLINK_ATTR_SB_POOL_INDEX
, /* u16 */
212 DEVLINK_ATTR_SB_POOL_TYPE
, /* u8 */
213 DEVLINK_ATTR_SB_POOL_SIZE
, /* u32 */
214 DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE
, /* u8 */
215 DEVLINK_ATTR_SB_THRESHOLD
, /* u32 */
216 DEVLINK_ATTR_SB_TC_INDEX
, /* u16 */
217 DEVLINK_ATTR_SB_OCC_CUR
, /* u32 */
218 DEVLINK_ATTR_SB_OCC_MAX
, /* u32 */
219 DEVLINK_ATTR_ESWITCH_MODE
, /* u16 */
220 DEVLINK_ATTR_ESWITCH_INLINE_MODE
, /* u8 */
222 DEVLINK_ATTR_DPIPE_TABLES
, /* nested */
223 DEVLINK_ATTR_DPIPE_TABLE
, /* nested */
224 DEVLINK_ATTR_DPIPE_TABLE_NAME
, /* string */
225 DEVLINK_ATTR_DPIPE_TABLE_SIZE
, /* u64 */
226 DEVLINK_ATTR_DPIPE_TABLE_MATCHES
, /* nested */
227 DEVLINK_ATTR_DPIPE_TABLE_ACTIONS
, /* nested */
228 DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED
, /* u8 */
230 DEVLINK_ATTR_DPIPE_ENTRIES
, /* nested */
231 DEVLINK_ATTR_DPIPE_ENTRY
, /* nested */
232 DEVLINK_ATTR_DPIPE_ENTRY_INDEX
, /* u64 */
233 DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES
, /* nested */
234 DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES
, /* nested */
235 DEVLINK_ATTR_DPIPE_ENTRY_COUNTER
, /* u64 */
237 DEVLINK_ATTR_DPIPE_MATCH
, /* nested */
238 DEVLINK_ATTR_DPIPE_MATCH_VALUE
, /* nested */
239 DEVLINK_ATTR_DPIPE_MATCH_TYPE
, /* u32 */
241 DEVLINK_ATTR_DPIPE_ACTION
, /* nested */
242 DEVLINK_ATTR_DPIPE_ACTION_VALUE
, /* nested */
243 DEVLINK_ATTR_DPIPE_ACTION_TYPE
, /* u32 */
245 DEVLINK_ATTR_DPIPE_VALUE
,
246 DEVLINK_ATTR_DPIPE_VALUE_MASK
,
247 DEVLINK_ATTR_DPIPE_VALUE_MAPPING
, /* u32 */
249 DEVLINK_ATTR_DPIPE_HEADERS
, /* nested */
250 DEVLINK_ATTR_DPIPE_HEADER
, /* nested */
251 DEVLINK_ATTR_DPIPE_HEADER_NAME
, /* string */
252 DEVLINK_ATTR_DPIPE_HEADER_ID
, /* u32 */
253 DEVLINK_ATTR_DPIPE_HEADER_FIELDS
, /* nested */
254 DEVLINK_ATTR_DPIPE_HEADER_GLOBAL
, /* u8 */
255 DEVLINK_ATTR_DPIPE_HEADER_INDEX
, /* u32 */
257 DEVLINK_ATTR_DPIPE_FIELD
, /* nested */
258 DEVLINK_ATTR_DPIPE_FIELD_NAME
, /* string */
259 DEVLINK_ATTR_DPIPE_FIELD_ID
, /* u32 */
260 DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH
, /* u32 */
261 DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE
, /* u32 */
265 DEVLINK_ATTR_ESWITCH_ENCAP_MODE
, /* u8 */
266 DEVLINK_ATTR_RESOURCE_LIST
, /* nested */
267 DEVLINK_ATTR_RESOURCE
, /* nested */
268 DEVLINK_ATTR_RESOURCE_NAME
, /* string */
269 DEVLINK_ATTR_RESOURCE_ID
, /* u64 */
270 DEVLINK_ATTR_RESOURCE_SIZE
, /* u64 */
271 DEVLINK_ATTR_RESOURCE_SIZE_NEW
, /* u64 */
272 DEVLINK_ATTR_RESOURCE_SIZE_VALID
, /* u8 */
273 DEVLINK_ATTR_RESOURCE_SIZE_MIN
, /* u64 */
274 DEVLINK_ATTR_RESOURCE_SIZE_MAX
, /* u64 */
275 DEVLINK_ATTR_RESOURCE_SIZE_GRAN
, /* u64 */
276 DEVLINK_ATTR_RESOURCE_UNIT
, /* u8 */
277 DEVLINK_ATTR_RESOURCE_OCC
, /* u64 */
278 DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_ID
, /* u64 */
279 DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_UNITS
,/* u64 */
281 DEVLINK_ATTR_PORT_FLAVOUR
, /* u16 */
282 DEVLINK_ATTR_PORT_NUMBER
, /* u32 */
283 DEVLINK_ATTR_PORT_SPLIT_SUBPORT_NUMBER
, /* u32 */
285 DEVLINK_ATTR_PARAM
, /* nested */
286 DEVLINK_ATTR_PARAM_NAME
, /* string */
287 DEVLINK_ATTR_PARAM_GENERIC
, /* flag */
288 DEVLINK_ATTR_PARAM_TYPE
, /* u8 */
289 DEVLINK_ATTR_PARAM_VALUES_LIST
, /* nested */
290 DEVLINK_ATTR_PARAM_VALUE
, /* nested */
291 DEVLINK_ATTR_PARAM_VALUE_DATA
, /* dynamic */
292 DEVLINK_ATTR_PARAM_VALUE_CMODE
, /* u8 */
294 DEVLINK_ATTR_REGION_NAME
, /* string */
295 DEVLINK_ATTR_REGION_SIZE
, /* u64 */
296 DEVLINK_ATTR_REGION_SNAPSHOTS
, /* nested */
297 DEVLINK_ATTR_REGION_SNAPSHOT
, /* nested */
298 DEVLINK_ATTR_REGION_SNAPSHOT_ID
, /* u32 */
300 DEVLINK_ATTR_REGION_CHUNKS
, /* nested */
301 DEVLINK_ATTR_REGION_CHUNK
, /* nested */
302 DEVLINK_ATTR_REGION_CHUNK_DATA
, /* binary */
303 DEVLINK_ATTR_REGION_CHUNK_ADDR
, /* u64 */
304 DEVLINK_ATTR_REGION_CHUNK_LEN
, /* u64 */
306 DEVLINK_ATTR_INFO_DRIVER_NAME
, /* string */
307 DEVLINK_ATTR_INFO_SERIAL_NUMBER
, /* string */
308 DEVLINK_ATTR_INFO_VERSION_FIXED
, /* nested */
309 DEVLINK_ATTR_INFO_VERSION_RUNNING
, /* nested */
310 DEVLINK_ATTR_INFO_VERSION_STORED
, /* nested */
311 DEVLINK_ATTR_INFO_VERSION_NAME
, /* string */
312 DEVLINK_ATTR_INFO_VERSION_VALUE
, /* string */
314 DEVLINK_ATTR_SB_POOL_CELL_SIZE
, /* u32 */
316 DEVLINK_ATTR_FMSG
, /* nested */
317 DEVLINK_ATTR_FMSG_OBJ_NEST_START
, /* flag */
318 DEVLINK_ATTR_FMSG_PAIR_NEST_START
, /* flag */
319 DEVLINK_ATTR_FMSG_ARR_NEST_START
, /* flag */
320 DEVLINK_ATTR_FMSG_NEST_END
, /* flag */
321 DEVLINK_ATTR_FMSG_OBJ_NAME
, /* string */
322 DEVLINK_ATTR_FMSG_OBJ_VALUE_TYPE
, /* u8 */
323 DEVLINK_ATTR_FMSG_OBJ_VALUE_DATA
, /* dynamic */
325 DEVLINK_ATTR_HEALTH_REPORTER
, /* nested */
326 DEVLINK_ATTR_HEALTH_REPORTER_NAME
, /* string */
327 DEVLINK_ATTR_HEALTH_REPORTER_STATE
, /* u8 */
328 DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT
, /* u64 */
329 DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT
, /* u64 */
330 DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS
, /* u64 */
331 DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD
, /* u64 */
332 DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER
, /* u8 */
334 DEVLINK_ATTR_FLASH_UPDATE_FILE_NAME
, /* string */
335 DEVLINK_ATTR_FLASH_UPDATE_COMPONENT
, /* string */
336 DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG
, /* string */
337 DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE
, /* u64 */
338 DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL
, /* u64 */
340 /* add new attributes above here, update the policy in devlink.c */
343 DEVLINK_ATTR_MAX
= __DEVLINK_ATTR_MAX
- 1
346 /* Mapping between internal resource described by the field and system
349 enum devlink_dpipe_field_mapping_type
{
350 DEVLINK_DPIPE_FIELD_MAPPING_TYPE_NONE
,
351 DEVLINK_DPIPE_FIELD_MAPPING_TYPE_IFINDEX
,
354 /* Match type - specify the type of the match */
355 enum devlink_dpipe_match_type
{
356 DEVLINK_DPIPE_MATCH_TYPE_FIELD_EXACT
,
359 /* Action type - specify the action type */
360 enum devlink_dpipe_action_type
{
361 DEVLINK_DPIPE_ACTION_TYPE_FIELD_MODIFY
,
364 enum devlink_dpipe_field_ethernet_id
{
365 DEVLINK_DPIPE_FIELD_ETHERNET_DST_MAC
,
368 enum devlink_dpipe_field_ipv4_id
{
369 DEVLINK_DPIPE_FIELD_IPV4_DST_IP
,
372 enum devlink_dpipe_field_ipv6_id
{
373 DEVLINK_DPIPE_FIELD_IPV6_DST_IP
,
376 enum devlink_dpipe_header_id
{
377 DEVLINK_DPIPE_HEADER_ETHERNET
,
378 DEVLINK_DPIPE_HEADER_IPV4
,
379 DEVLINK_DPIPE_HEADER_IPV6
,
382 enum devlink_resource_unit
{
383 DEVLINK_RESOURCE_UNIT_ENTRY
,
386 #endif /* _LINUX_DEVLINK_H_ */