1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _UAPI_RDMA_NETLINK_H
3 #define _UAPI_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 */
234 RDMA_NLDEV_CMD_PORT_GET, /* can dump */
235 RDMA_NLDEV_CMD_PORT_SET,
236 RDMA_NLDEV_CMD_PORT_NEW,
237 RDMA_NLDEV_CMD_PORT_DEL,
242 enum rdma_nldev_attr {
243 /* don't change the order or add anything between, this is ABI! */
244 RDMA_NLDEV_ATTR_UNSPEC,
246 /* Identifier for ib_device */
247 RDMA_NLDEV_ATTR_DEV_INDEX, /* u32 */
249 RDMA_NLDEV_ATTR_DEV_NAME, /* string */
251 * Device index together with port index are identifiers
252 * for port/link properties.
254 * For RDMA_NLDEV_CMD_GET commamnd, port index will return number
255 * of available ports in ib_device, while for port specific operations,
256 * it will be real port index as it appears in sysfs. Port index follows
257 * sysfs notation and starts from 1 for the first port.
259 RDMA_NLDEV_ATTR_PORT_INDEX, /* u32 */
262 * Device and port capabilities
264 RDMA_NLDEV_ATTR_CAP_FLAGS, /* u64 */
269 RDMA_NLDEV_ATTR_FW_VERSION, /* string */
272 * Node GUID (in host byte order) associated with the RDMA device.
274 RDMA_NLDEV_ATTR_NODE_GUID, /* u64 */
277 * System image GUID (in host byte order) associated with
278 * this RDMA device and other devices which are part of a
281 RDMA_NLDEV_ATTR_SYS_IMAGE_GUID, /* u64 */
284 * Subnet prefix (in host byte order)
286 RDMA_NLDEV_ATTR_SUBNET_PREFIX, /* u64 */
289 * Local Identifier (LID),
290 * According to IB specification, It is 16-bit address assigned
291 * by the Subnet Manager. Extended to be 32-bit for OmniPath users.
293 RDMA_NLDEV_ATTR_LID, /* u32 */
294 RDMA_NLDEV_ATTR_SM_LID, /* u32 */
297 * LID mask control (LMC)
299 RDMA_NLDEV_ATTR_LMC, /* u8 */
301 RDMA_NLDEV_ATTR_PORT_STATE, /* u8 */
302 RDMA_NLDEV_ATTR_PORT_PHYS_STATE, /* u8 */
304 RDMA_NLDEV_ATTR_DEV_NODE_TYPE, /* u8 */
308 #endif /* _UAPI_RDMA_NETLINK_H */