summaryrefslogtreecommitdiff
path: root/include/uapi/linux/devlink.h
blob: 0cbca96c66b9447cac9c69d6f5b72d4c27d739dd (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
/*
 * include/uapi/linux/devlink.h - Network physical device Netlink interface
 * Copyright (c) 2016 Mellanox Technologies. All rights reserved.
 * Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

#ifndef _UAPI_LINUX_DEVLINK_H_
#define _UAPI_LINUX_DEVLINK_H_

#define DEVLINK_GENL_NAME "devlink"
#define DEVLINK_GENL_VERSION 0x1
#define DEVLINK_GENL_MCGRP_CONFIG_NAME "config"

enum devlink_command {
	/* don't change the order or add anything between, this is ABI! */
	DEVLINK_CMD_UNSPEC,

	DEVLINK_CMD_GET,		/* can dump */
	DEVLINK_CMD_SET,
	DEVLINK_CMD_NEW,
	DEVLINK_CMD_DEL,

	DEVLINK_CMD_PORT_GET,		/* can dump */
	DEVLINK_CMD_PORT_SET,
	DEVLINK_CMD_PORT_NEW,
	DEVLINK_CMD_PORT_DEL,

	DEVLINK_CMD_PORT_SPLIT,
	DEVLINK_CMD_PORT_UNSPLIT,

	DEVLINK_CMD_SB_GET,		/* can dump */
	DEVLINK_CMD_SB_SET,
	DEVLINK_CMD_SB_NEW,
	DEVLINK_CMD_SB_DEL,

	DEVLINK_CMD_SB_POOL_GET,	/* can dump */
	DEVLINK_CMD_SB_POOL_SET,
	DEVLINK_CMD_SB_POOL_NEW,
	DEVLINK_CMD_SB_POOL_DEL,

	DEVLINK_CMD_SB_PORT_POOL_GET,	/* can dump */
	DEVLINK_CMD_SB_PORT_POOL_SET,
	DEVLINK_CMD_SB_PORT_POOL_NEW,
	DEVLINK_CMD_SB_PORT_POOL_DEL,

	DEVLINK_CMD_SB_TC_POOL_BIND_GET,	/* can dump */
	DEVLINK_CMD_SB_TC_POOL_BIND_SET,
	DEVLINK_CMD_SB_TC_POOL_BIND_NEW,
	DEVLINK_CMD_SB_TC_POOL_BIND_DEL,

	/* Shared buffer occupancy monitoring commands */
	DEVLINK_CMD_SB_OCC_SNAPSHOT,
	DEVLINK_CMD_SB_OCC_MAX_CLEAR,

	DEVLINK_CMD_ESWITCH_GET,
#define DEVLINK_CMD_ESWITCH_MODE_GET /* obsolete, never use this! */ \
	DEVLINK_CMD_ESWITCH_GET

	DEVLINK_CMD_ESWITCH_SET,
#define DEVLINK_CMD_ESWITCH_MODE_SET /* obsolete, never use this! */ \
	DEVLINK_CMD_ESWITCH_SET

	DEVLINK_CMD_DPIPE_TABLE_GET,
	DEVLINK_CMD_DPIPE_ENTRIES_GET,
	DEVLINK_CMD_DPIPE_HEADERS_GET,
	DEVLINK_CMD_DPIPE_TABLE_COUNTERS_SET,

	/* add new commands above here */
	__DEVLINK_CMD_MAX,
	DEVLINK_CMD_MAX = __DEVLINK_CMD_MAX - 1
};

enum devlink_port_type {
	DEVLINK_PORT_TYPE_NOTSET,
	DEVLINK_PORT_TYPE_AUTO,
	DEVLINK_PORT_TYPE_ETH,
	DEVLINK_PORT_TYPE_IB,
};

enum devlink_sb_pool_type {
	DEVLINK_SB_POOL_TYPE_INGRESS,
	DEVLINK_SB_POOL_TYPE_EGRESS,
};

/* static threshold - limiting the maximum number of bytes.
 * dynamic threshold - limiting the maximum number of bytes
 *   based on the currently available free space in the shared buffer pool.
 *   In this mode, the maximum quota is calculated based
 *   on the following formula:
 *     max_quota = alpha / (1 + alpha) * Free_Buffer
 *   While Free_Buffer is the amount of none-occupied buffer associated to
 *   the relevant pool.
 *   The value range which can be passed is 0-20 and serves
 *   for computation of alpha by following formula:
 *     alpha = 2 ^ (passed_value - 10)
 */

enum devlink_sb_threshold_type {
	DEVLINK_SB_THRESHOLD_TYPE_STATIC,
	DEVLINK_SB_THRESHOLD_TYPE_DYNAMIC,
};

#define DEVLINK_SB_THRESHOLD_TO_ALPHA_MAX 20

enum devlink_eswitch_mode {
	DEVLINK_ESWITCH_MODE_LEGACY,
	DEVLINK_ESWITCH_MODE_SWITCHDEV,
};

enum devlink_eswitch_inline_mode {
	DEVLINK_ESWITCH_INLINE_MODE_NONE,
	DEVLINK_ESWITCH_INLINE_MODE_LINK,
	DEVLINK_ESWITCH_INLINE_MODE_NETWORK,
	DEVLINK_ESWITCH_INLINE_MODE_TRANSPORT,
};

enum devlink_eswitch_encap_mode {
	DEVLINK_ESWITCH_ENCAP_MODE_NONE,
	DEVLINK_ESWITCH_ENCAP_MODE_BASIC,
};

enum devlink_attr {
	/* don't change the order or add anything between, this is ABI! */
	DEVLINK_ATTR_UNSPEC,

	/* bus name + dev name together are a handle for devlink entity */
	DEVLINK_ATTR_BUS_NAME,			/* string */
	DEVLINK_ATTR_DEV_NAME,			/* string */

	DEVLINK_ATTR_PORT_INDEX,		/* u32 */
	DEVLINK_ATTR_PORT_TYPE,			/* u16 */
	DEVLINK_ATTR_PORT_DESIRED_TYPE,		/* u16 */
	DEVLINK_ATTR_PORT_NETDEV_IFINDEX,	/* u32 */
	DEVLINK_ATTR_PORT_NETDEV_NAME,		/* string */
	DEVLINK_ATTR_PORT_IBDEV_NAME,		/* string */
	DEVLINK_ATTR_PORT_SPLIT_COUNT,		/* u32 */
	DEVLINK_ATTR_PORT_SPLIT_GROUP,		/* u32 */
	DEVLINK_ATTR_SB_INDEX,			/* u32 */
	DEVLINK_ATTR_SB_SIZE,			/* u32 */
	DEVLINK_ATTR_SB_INGRESS_POOL_COUNT,	/* u16 */
	DEVLINK_ATTR_SB_EGRESS_POOL_COUNT,	/* u16 */
	DEVLINK_ATTR_SB_INGRESS_TC_COUNT,	/* u16 */
	DEVLINK_ATTR_SB_EGRESS_TC_COUNT,	/* u16 */
	DEVLINK_ATTR_SB_POOL_INDEX,		/* u16 */
	DEVLINK_ATTR_SB_POOL_TYPE,		/* u8 */
	DEVLINK_ATTR_SB_POOL_SIZE,		/* u32 */
	DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE,	/* u8 */
	DEVLINK_ATTR_SB_THRESHOLD,		/* u32 */
	DEVLINK_ATTR_SB_TC_INDEX,		/* u16 */
	DEVLINK_ATTR_SB_OCC_CUR,		/* u32 */
	DEVLINK_ATTR_SB_OCC_MAX,		/* u32 */
	DEVLINK_ATTR_ESWITCH_MODE,		/* u16 */
	DEVLINK_ATTR_ESWITCH_INLINE_MODE,	/* u8 */

	DEVLINK_ATTR_DPIPE_TABLES,		/* nested */
	DEVLINK_ATTR_DPIPE_TABLE,		/* nested */
	DEVLINK_ATTR_DPIPE_TABLE_NAME,		/* string */
	DEVLINK_ATTR_DPIPE_TABLE_SIZE,		/* u64 */
	DEVLINK_ATTR_DPIPE_TABLE_MATCHES,	/* nested */
	DEVLINK_ATTR_DPIPE_TABLE_ACTIONS,	/* nested */
	DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED,	/* u8 */

	DEVLINK_ATTR_DPIPE_ENTRIES,		/* nested */
	DEVLINK_ATTR_DPIPE_ENTRY,		/* nested */
	DEVLINK_ATTR_DPIPE_ENTRY_INDEX,		/* u64 */
	DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES,	/* nested */
	DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES,	/* nested */
	DEVLINK_ATTR_DPIPE_ENTRY_COUNTER,	/* u64 */

	DEVLINK_ATTR_DPIPE_MATCH,		/* nested */
	DEVLINK_ATTR_DPIPE_MATCH_VALUE,		/* nested */
	DEVLINK_ATTR_DPIPE_MATCH_TYPE,		/* u32 */

	DEVLINK_ATTR_DPIPE_ACTION,		/* nested */
	DEVLINK_ATTR_DPIPE_ACTION_VALUE,	/* nested */
	DEVLINK_ATTR_DPIPE_ACTION_TYPE,		/* u32 */

	DEVLINK_ATTR_DPIPE_VALUE,
	DEVLINK_ATTR_DPIPE_VALUE_MASK,
	DEVLINK_ATTR_DPIPE_VALUE_MAPPING,	/* u32 */

	DEVLINK_ATTR_DPIPE_HEADERS,		/* nested */
	DEVLINK_ATTR_DPIPE_HEADER,		/* nested */
	DEVLINK_ATTR_DPIPE_HEADER_NAME,		/* string */
	DEVLINK_ATTR_DPIPE_HEADER_ID,		/* u32 */
	DEVLINK_ATTR_DPIPE_HEADER_FIELDS,	/* nested */
	DEVLINK_ATTR_DPIPE_HEADER_GLOBAL,	/* u8 */
	DEVLINK_ATTR_DPIPE_HEADER_INDEX,	/* u32 */

	DEVLINK_ATTR_DPIPE_FIELD,		/* nested */
	DEVLINK_ATTR_DPIPE_FIELD_NAME,		/* string */
	DEVLINK_ATTR_DPIPE_FIELD_ID,		/* u32 */
	DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH,	/* u32 */
	DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE,	/* u32 */

	DEVLINK_ATTR_PAD,

	DEVLINK_ATTR_ESWITCH_ENCAP_MODE,	/* u8 */

	/* add new attributes above here, update the policy in devlink.c */

	__DEVLINK_ATTR_MAX,
	DEVLINK_ATTR_MAX = __DEVLINK_ATTR_MAX - 1
};

/* Mapping between internal resource described by the field and system
 * structure
 */
enum devlink_dpipe_field_mapping_type {
	DEVLINK_DPIPE_FIELD_MAPPING_TYPE_NONE,
	DEVLINK_DPIPE_FIELD_MAPPING_TYPE_IFINDEX,
};

/* Match type - specify the type of the match */
enum devlink_dpipe_match_type {
	DEVLINK_DPIPE_MATCH_TYPE_FIELD_EXACT,
};

/* Action type - specify the action type */
enum devlink_dpipe_action_type {
	DEVLINK_DPIPE_ACTION_TYPE_FIELD_MODIFY,
};

enum devlink_dpipe_field_ethernet_id {
	DEVLINK_DPIPE_FIELD_ETHERNET_DST_MAC,
};

enum devlink_dpipe_field_ipv4_id {
	DEVLINK_DPIPE_FIELD_IPV4_DST_IP,
};

enum devlink_dpipe_field_ipv6_id {
	DEVLINK_DPIPE_FIELD_IPV6_DST_IP,
};

enum devlink_dpipe_header_id {
	DEVLINK_DPIPE_HEADER_ETHERNET,
	DEVLINK_DPIPE_HEADER_IPV4,
	DEVLINK_DPIPE_HEADER_IPV6,
};

#endif /* _UAPI_LINUX_DEVLINK_H_ */