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 */
231 /* 2 - 4 are free to use */
233 RDMA_NLDEV_CMD_PORT_GET = 5, /* can dump */
235 /* 6 - 8 are free to use */
237 RDMA_NLDEV_CMD_RES_GET = 9, /* can dump */
239 RDMA_NLDEV_CMD_RES_QP_GET, /* can dump */
241 RDMA_NLDEV_CMD_RES_CM_ID_GET, /* can dump */
243 RDMA_NLDEV_CMD_RES_CQ_GET, /* can dump */
245 RDMA_NLDEV_CMD_RES_MR_GET, /* can dump */
247 RDMA_NLDEV_CMD_RES_PD_GET, /* can dump */
253 RDMA_NLDEV_ATTR_ENTRY_STRLEN = 16,
256 enum rdma_nldev_print_type {
257 RDMA_NLDEV_PRINT_TYPE_UNSPEC,
258 RDMA_NLDEV_PRINT_TYPE_HEX,
261 enum rdma_nldev_attr {
262 /* don't change the order or add anything between, this is ABI! */
263 RDMA_NLDEV_ATTR_UNSPEC,
265 /* Pad attribute for 64b alignment */
266 RDMA_NLDEV_ATTR_PAD = RDMA_NLDEV_ATTR_UNSPEC,
268 /* Identifier for ib_device */
269 RDMA_NLDEV_ATTR_DEV_INDEX, /* u32 */
271 RDMA_NLDEV_ATTR_DEV_NAME, /* string */
273 * Device index together with port index are identifiers
274 * for port/link properties.
276 * For RDMA_NLDEV_CMD_GET commamnd, port index will return number
277 * of available ports in ib_device, while for port specific operations,
278 * it will be real port index as it appears in sysfs. Port index follows
279 * sysfs notation and starts from 1 for the first port.
281 RDMA_NLDEV_ATTR_PORT_INDEX, /* u32 */
284 * Device and port capabilities
286 RDMA_NLDEV_ATTR_CAP_FLAGS, /* u64 */
291 RDMA_NLDEV_ATTR_FW_VERSION, /* string */
294 * Node GUID (in host byte order) associated with the RDMA device.
296 RDMA_NLDEV_ATTR_NODE_GUID, /* u64 */
299 * System image GUID (in host byte order) associated with
300 * this RDMA device and other devices which are part of a
303 RDMA_NLDEV_ATTR_SYS_IMAGE_GUID, /* u64 */
306 * Subnet prefix (in host byte order)
308 RDMA_NLDEV_ATTR_SUBNET_PREFIX, /* u64 */
311 * Local Identifier (LID),
312 * According to IB specification, It is 16-bit address assigned
313 * by the Subnet Manager. Extended to be 32-bit for OmniPath users.
315 RDMA_NLDEV_ATTR_LID, /* u32 */
316 RDMA_NLDEV_ATTR_SM_LID, /* u32 */
319 * LID mask control (LMC)
321 RDMA_NLDEV_ATTR_LMC, /* u8 */
323 RDMA_NLDEV_ATTR_PORT_STATE, /* u8 */
324 RDMA_NLDEV_ATTR_PORT_PHYS_STATE, /* u8 */
326 RDMA_NLDEV_ATTR_DEV_NODE_TYPE, /* u8 */
328 RDMA_NLDEV_ATTR_RES_SUMMARY, /* nested table */
329 RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY, /* nested table */
330 RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_NAME, /* string */
331 RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR, /* u64 */
333 RDMA_NLDEV_ATTR_RES_QP, /* nested table */
334 RDMA_NLDEV_ATTR_RES_QP_ENTRY, /* nested table */
338 RDMA_NLDEV_ATTR_RES_LQPN, /* u32 */
341 * Applicable for RC and UC only IBTA 11.2.5.3 QUERY QUEUE PAIR
343 RDMA_NLDEV_ATTR_RES_RQPN, /* u32 */
346 * Applicable for RC and UC only 11.2.5.3 QUERY QUEUE PAIR
348 RDMA_NLDEV_ATTR_RES_RQ_PSN, /* u32 */
352 RDMA_NLDEV_ATTR_RES_SQ_PSN, /* u32 */
353 RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE, /* u8 */
355 * QP types as visible to RDMA/core, the reserved QPT
356 * are not exported through this interface.
358 RDMA_NLDEV_ATTR_RES_TYPE, /* u8 */
359 RDMA_NLDEV_ATTR_RES_STATE, /* u8 */
361 * Process ID which created object,
362 * in case of kernel origin, PID won't exist.
364 RDMA_NLDEV_ATTR_RES_PID, /* u32 */
366 * The name of process created following resource.
367 * It will exist only for kernel objects.
368 * For user created objects, the user is supposed
369 * to read /proc/PID/comm file.
371 RDMA_NLDEV_ATTR_RES_KERN_NAME, /* string */
373 RDMA_NLDEV_ATTR_RES_CM_ID, /* nested table */
374 RDMA_NLDEV_ATTR_RES_CM_ID_ENTRY, /* nested table */
376 * rdma_cm_id port space.
378 RDMA_NLDEV_ATTR_RES_PS, /* u32 */
380 * Source and destination socket addresses
382 RDMA_NLDEV_ATTR_RES_SRC_ADDR, /* __kernel_sockaddr_storage */
383 RDMA_NLDEV_ATTR_RES_DST_ADDR, /* __kernel_sockaddr_storage */
385 RDMA_NLDEV_ATTR_RES_CQ, /* nested table */
386 RDMA_NLDEV_ATTR_RES_CQ_ENTRY, /* nested table */
387 RDMA_NLDEV_ATTR_RES_CQE, /* u32 */
388 RDMA_NLDEV_ATTR_RES_USECNT, /* u64 */
389 RDMA_NLDEV_ATTR_RES_POLL_CTX, /* u8 */
391 RDMA_NLDEV_ATTR_RES_MR, /* nested table */
392 RDMA_NLDEV_ATTR_RES_MR_ENTRY, /* nested table */
393 RDMA_NLDEV_ATTR_RES_RKEY, /* u32 */
394 RDMA_NLDEV_ATTR_RES_LKEY, /* u32 */
395 RDMA_NLDEV_ATTR_RES_IOVA, /* u64 */
396 RDMA_NLDEV_ATTR_RES_MRLEN, /* u64 */
398 RDMA_NLDEV_ATTR_RES_PD, /* nested table */
399 RDMA_NLDEV_ATTR_RES_PD_ENTRY, /* nested table */
400 RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY, /* u32 */
401 RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY, /* u32 */
403 * Provides logical name and index of netdevice which is
404 * connected to physical port. This information is relevant
405 * for RoCE and iWARP.
407 * The netdevices which are associated with containers are
408 * supposed to be exported together with GID table once it
409 * will be exposed through the netlink. Because the
410 * associated netdevices are properties of GIDs.
412 RDMA_NLDEV_ATTR_NDEV_INDEX, /* u32 */
413 RDMA_NLDEV_ATTR_NDEV_NAME, /* string */
415 * driver-specific attributes.
417 RDMA_NLDEV_ATTR_DRIVER, /* nested table */
418 RDMA_NLDEV_ATTR_DRIVER_ENTRY, /* nested table */
419 RDMA_NLDEV_ATTR_DRIVER_STRING, /* string */
421 * u8 values from enum rdma_nldev_print_type
423 RDMA_NLDEV_ATTR_DRIVER_PRINT_TYPE, /* u8 */
424 RDMA_NLDEV_ATTR_DRIVER_S32, /* s32 */
425 RDMA_NLDEV_ATTR_DRIVER_U32, /* u32 */
426 RDMA_NLDEV_ATTR_DRIVER_S64, /* s64 */
427 RDMA_NLDEV_ATTR_DRIVER_U64, /* u64 */
434 #endif /* _RDMA_NETLINK_H */