1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _RDMA_NETLINK_H
3 #define _RDMA_NETLINK_H
5 #include <linux/types.h>
11 RDMA_NL_LS
, /* RDMA Local Services */
12 RDMA_NL_NLDEV
, /* RDMA device interface */
23 #define RDMA_NL_GET_CLIENT(type) ((type & (((1 << 6) - 1) << 10)) >> 10)
24 #define RDMA_NL_GET_OP(type) (type & ((1 << 10) - 1))
25 #define RDMA_NL_GET_TYPE(client, op) ((client << 10) + op)
28 RDMA_NL_RDMA_CM_ID_STATS
= 0,
29 RDMA_NL_RDMA_CM_NUM_OPS
33 RDMA_NL_RDMA_CM_ATTR_SRC_ADDR
= 1,
34 RDMA_NL_RDMA_CM_ATTR_DST_ADDR
,
35 RDMA_NL_RDMA_CM_NUM_ATTR
,
38 /* iwarp port mapper op-codes */
40 RDMA_NL_IWPM_REG_PID
= 0,
41 RDMA_NL_IWPM_ADD_MAPPING
,
42 RDMA_NL_IWPM_QUERY_MAPPING
,
43 RDMA_NL_IWPM_REMOVE_MAPPING
,
44 RDMA_NL_IWPM_REMOTE_INFO
,
45 RDMA_NL_IWPM_HANDLE_ERR
,
47 RDMA_NL_IWPM_MAPINFO_NUM
,
51 struct rdma_cm_id_stats
{
63 IWPM_NLA_REG_PID_UNSPEC
= 0,
66 IWPM_NLA_REG_IBDEV_NAME
,
67 IWPM_NLA_REG_ULIB_NAME
,
72 IWPM_NLA_RREG_PID_UNSPEC
= 0,
73 IWPM_NLA_RREG_PID_SEQ
,
74 IWPM_NLA_RREG_IBDEV_NAME
,
75 IWPM_NLA_RREG_ULIB_NAME
,
76 IWPM_NLA_RREG_ULIB_VER
,
77 IWPM_NLA_RREG_PID_ERR
,
83 IWPM_NLA_MANAGE_MAPPING_UNSPEC
= 0,
84 IWPM_NLA_MANAGE_MAPPING_SEQ
,
86 IWPM_NLA_MANAGE_MAPPED_LOC_ADDR
,
87 IWPM_NLA_RMANAGE_MAPPING_ERR
,
88 IWPM_NLA_RMANAGE_MAPPING_MAX
91 #define IWPM_NLA_MANAGE_MAPPING_MAX 3
92 #define IWPM_NLA_QUERY_MAPPING_MAX 4
93 #define IWPM_NLA_MAPINFO_SEND_MAX 3
96 IWPM_NLA_QUERY_MAPPING_UNSPEC
= 0,
97 IWPM_NLA_QUERY_MAPPING_SEQ
,
98 IWPM_NLA_QUERY_LOCAL_ADDR
,
99 IWPM_NLA_QUERY_REMOTE_ADDR
,
100 IWPM_NLA_RQUERY_MAPPED_LOC_ADDR
,
101 IWPM_NLA_RQUERY_MAPPED_REM_ADDR
,
102 IWPM_NLA_RQUERY_MAPPING_ERR
,
103 IWPM_NLA_RQUERY_MAPPING_MAX
107 IWPM_NLA_MAPINFO_REQ_UNSPEC
= 0,
108 IWPM_NLA_MAPINFO_ULIB_NAME
,
109 IWPM_NLA_MAPINFO_ULIB_VER
,
110 IWPM_NLA_MAPINFO_REQ_MAX
114 IWPM_NLA_MAPINFO_UNSPEC
= 0,
115 IWPM_NLA_MAPINFO_LOCAL_ADDR
,
116 IWPM_NLA_MAPINFO_MAPPED_ADDR
,
121 IWPM_NLA_MAPINFO_NUM_UNSPEC
= 0,
122 IWPM_NLA_MAPINFO_SEQ
,
123 IWPM_NLA_MAPINFO_SEND_NUM
,
124 IWPM_NLA_MAPINFO_ACK_NUM
,
125 IWPM_NLA_MAPINFO_NUM_MAX
129 IWPM_NLA_ERR_UNSPEC
= 0,
136 * Local service operations:
137 * RESOLVE - The client requests the local service to resolve a path.
138 * SET_TIMEOUT - The local service requests the client to set the timeout.
139 * IP_RESOLVE - The client requests the local service to resolve an IP to GID.
142 RDMA_NL_LS_OP_RESOLVE
= 0,
143 RDMA_NL_LS_OP_SET_TIMEOUT
,
144 RDMA_NL_LS_OP_IP_RESOLVE
,
148 /* Local service netlink message flags */
149 #define RDMA_NL_LS_F_ERR 0x0100 /* Failed response */
152 * Local service resolve operation family header.
153 * The layout for the resolve operation:
160 * Local service path use:
161 * Specify how the path(s) will be used.
162 * ALL - For connected CM operation (6 pathrecords)
163 * UNIDIRECTIONAL - For unidirectional UD (1 pathrecord)
164 * GMP - For miscellaneous GMP like operation (at least 1 reversible
168 LS_RESOLVE_PATH_USE_ALL
= 0,
169 LS_RESOLVE_PATH_USE_UNIDIRECTIONAL
,
170 LS_RESOLVE_PATH_USE_GMP
,
171 LS_RESOLVE_PATH_USE_MAX
174 #define LS_DEVICE_NAME_MAX 64
176 struct rdma_ls_resolve_header
{
177 __u8 device_name
[LS_DEVICE_NAME_MAX
];
182 struct rdma_ls_ip_resolve_header
{
186 /* Local service attribute type */
187 #define RDMA_NLA_F_MANDATORY (1 << 13)
188 #define RDMA_NLA_TYPE_MASK (~(NLA_F_NESTED | NLA_F_NET_BYTEORDER | \
189 RDMA_NLA_F_MANDATORY))
192 * Local service attributes:
193 * Attr Name Size Byte order
194 * -----------------------------------------------------
195 * PATH_RECORD struct ib_path_rec_data
207 LS_NLA_TYPE_UNSPEC
= 0,
208 LS_NLA_TYPE_PATH_RECORD
,
210 LS_NLA_TYPE_SERVICE_ID
,
215 LS_NLA_TYPE_QOS_CLASS
,
221 /* Local service DGID/SGID attribute: big endian */
222 struct rdma_nla_ls_gid
{
226 enum rdma_nldev_command
{
227 RDMA_NLDEV_CMD_UNSPEC
,
229 RDMA_NLDEV_CMD_GET
, /* can dump */
232 /* 3 - 4 are free to use */
234 RDMA_NLDEV_CMD_PORT_GET
= 5, /* can dump */
236 /* 6 - 8 are free to use */
238 RDMA_NLDEV_CMD_RES_GET
= 9, /* can dump */
240 RDMA_NLDEV_CMD_RES_QP_GET
, /* can dump */
242 RDMA_NLDEV_CMD_RES_CM_ID_GET
, /* can dump */
244 RDMA_NLDEV_CMD_RES_CQ_GET
, /* can dump */
246 RDMA_NLDEV_CMD_RES_MR_GET
, /* can dump */
248 RDMA_NLDEV_CMD_RES_PD_GET
, /* can dump */
254 RDMA_NLDEV_ATTR_ENTRY_STRLEN
= 16,
257 enum rdma_nldev_print_type
{
258 RDMA_NLDEV_PRINT_TYPE_UNSPEC
,
259 RDMA_NLDEV_PRINT_TYPE_HEX
,
262 enum rdma_nldev_attr
{
263 /* don't change the order or add anything between, this is ABI! */
264 RDMA_NLDEV_ATTR_UNSPEC
,
266 /* Pad attribute for 64b alignment */
267 RDMA_NLDEV_ATTR_PAD
= RDMA_NLDEV_ATTR_UNSPEC
,
269 /* Identifier for ib_device */
270 RDMA_NLDEV_ATTR_DEV_INDEX
, /* u32 */
272 RDMA_NLDEV_ATTR_DEV_NAME
, /* string */
274 * Device index together with port index are identifiers
275 * for port/link properties.
277 * For RDMA_NLDEV_CMD_GET commamnd, port index will return number
278 * of available ports in ib_device, while for port specific operations,
279 * it will be real port index as it appears in sysfs. Port index follows
280 * sysfs notation and starts from 1 for the first port.
282 RDMA_NLDEV_ATTR_PORT_INDEX
, /* u32 */
285 * Device and port capabilities
287 RDMA_NLDEV_ATTR_CAP_FLAGS
, /* u64 */
292 RDMA_NLDEV_ATTR_FW_VERSION
, /* string */
295 * Node GUID (in host byte order) associated with the RDMA device.
297 RDMA_NLDEV_ATTR_NODE_GUID
, /* u64 */
300 * System image GUID (in host byte order) associated with
301 * this RDMA device and other devices which are part of a
304 RDMA_NLDEV_ATTR_SYS_IMAGE_GUID
, /* u64 */
307 * Subnet prefix (in host byte order)
309 RDMA_NLDEV_ATTR_SUBNET_PREFIX
, /* u64 */
312 * Local Identifier (LID),
313 * According to IB specification, It is 16-bit address assigned
314 * by the Subnet Manager. Extended to be 32-bit for OmniPath users.
316 RDMA_NLDEV_ATTR_LID
, /* u32 */
317 RDMA_NLDEV_ATTR_SM_LID
, /* u32 */
320 * LID mask control (LMC)
322 RDMA_NLDEV_ATTR_LMC
, /* u8 */
324 RDMA_NLDEV_ATTR_PORT_STATE
, /* u8 */
325 RDMA_NLDEV_ATTR_PORT_PHYS_STATE
, /* u8 */
327 RDMA_NLDEV_ATTR_DEV_NODE_TYPE
, /* u8 */
329 RDMA_NLDEV_ATTR_RES_SUMMARY
, /* nested table */
330 RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY
, /* nested table */
331 RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_NAME
, /* string */
332 RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR
, /* u64 */
334 RDMA_NLDEV_ATTR_RES_QP
, /* nested table */
335 RDMA_NLDEV_ATTR_RES_QP_ENTRY
, /* nested table */
339 RDMA_NLDEV_ATTR_RES_LQPN
, /* u32 */
342 * Applicable for RC and UC only IBTA 11.2.5.3 QUERY QUEUE PAIR
344 RDMA_NLDEV_ATTR_RES_RQPN
, /* u32 */
347 * Applicable for RC and UC only 11.2.5.3 QUERY QUEUE PAIR
349 RDMA_NLDEV_ATTR_RES_RQ_PSN
, /* u32 */
353 RDMA_NLDEV_ATTR_RES_SQ_PSN
, /* u32 */
354 RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE
, /* u8 */
356 * QP types as visible to RDMA/core, the reserved QPT
357 * are not exported through this interface.
359 RDMA_NLDEV_ATTR_RES_TYPE
, /* u8 */
360 RDMA_NLDEV_ATTR_RES_STATE
, /* u8 */
362 * Process ID which created object,
363 * in case of kernel origin, PID won't exist.
365 RDMA_NLDEV_ATTR_RES_PID
, /* u32 */
367 * The name of process created following resource.
368 * It will exist only for kernel objects.
369 * For user created objects, the user is supposed
370 * to read /proc/PID/comm file.
372 RDMA_NLDEV_ATTR_RES_KERN_NAME
, /* string */
374 RDMA_NLDEV_ATTR_RES_CM_ID
, /* nested table */
375 RDMA_NLDEV_ATTR_RES_CM_ID_ENTRY
, /* nested table */
377 * rdma_cm_id port space.
379 RDMA_NLDEV_ATTR_RES_PS
, /* u32 */
381 * Source and destination socket addresses
383 RDMA_NLDEV_ATTR_RES_SRC_ADDR
, /* __kernel_sockaddr_storage */
384 RDMA_NLDEV_ATTR_RES_DST_ADDR
, /* __kernel_sockaddr_storage */
386 RDMA_NLDEV_ATTR_RES_CQ
, /* nested table */
387 RDMA_NLDEV_ATTR_RES_CQ_ENTRY
, /* nested table */
388 RDMA_NLDEV_ATTR_RES_CQE
, /* u32 */
389 RDMA_NLDEV_ATTR_RES_USECNT
, /* u64 */
390 RDMA_NLDEV_ATTR_RES_POLL_CTX
, /* u8 */
392 RDMA_NLDEV_ATTR_RES_MR
, /* nested table */
393 RDMA_NLDEV_ATTR_RES_MR_ENTRY
, /* nested table */
394 RDMA_NLDEV_ATTR_RES_RKEY
, /* u32 */
395 RDMA_NLDEV_ATTR_RES_LKEY
, /* u32 */
396 RDMA_NLDEV_ATTR_RES_IOVA
, /* u64 */
397 RDMA_NLDEV_ATTR_RES_MRLEN
, /* u64 */
399 RDMA_NLDEV_ATTR_RES_PD
, /* nested table */
400 RDMA_NLDEV_ATTR_RES_PD_ENTRY
, /* nested table */
401 RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY
, /* u32 */
402 RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY
, /* u32 */
404 * Provides logical name and index of netdevice which is
405 * connected to physical port. This information is relevant
406 * for RoCE and iWARP.
408 * The netdevices which are associated with containers are
409 * supposed to be exported together with GID table once it
410 * will be exposed through the netlink. Because the
411 * associated netdevices are properties of GIDs.
413 RDMA_NLDEV_ATTR_NDEV_INDEX
, /* u32 */
414 RDMA_NLDEV_ATTR_NDEV_NAME
, /* string */
416 * driver-specific attributes.
418 RDMA_NLDEV_ATTR_DRIVER
, /* nested table */
419 RDMA_NLDEV_ATTR_DRIVER_ENTRY
, /* nested table */
420 RDMA_NLDEV_ATTR_DRIVER_STRING
, /* string */
422 * u8 values from enum rdma_nldev_print_type
424 RDMA_NLDEV_ATTR_DRIVER_PRINT_TYPE
, /* u8 */
425 RDMA_NLDEV_ATTR_DRIVER_S32
, /* s32 */
426 RDMA_NLDEV_ATTR_DRIVER_U32
, /* u32 */
427 RDMA_NLDEV_ATTR_DRIVER_S64
, /* s64 */
428 RDMA_NLDEV_ATTR_DRIVER_U64
, /* u64 */
435 #endif /* _RDMA_NETLINK_H */