rdma/include/uapi/rdma/rdma_netlink.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _RDMA_NETLINK_H
   3 #define _RDMA_NETLINK_H
   4
   5 #include <linux/types.h>
   6
   7 enum {
   8         RDMA_NL_IWCM = 2,
   9         RDMA_NL_RSVD,
  10         RDMA_NL_LS,     /* RDMA Local Services */
  11         RDMA_NL_NLDEV,  /* RDMA device interface */
  12         RDMA_NL_NUM_CLIENTS
  13 };
  14
  15 enum {
  16         RDMA_NL_GROUP_IWPM = 2,
  17         RDMA_NL_GROUP_LS,
  18         RDMA_NL_NUM_GROUPS
  19 };
  20
  21 #define RDMA_NL_GET_CLIENT(type) ((type & (((1 << 6) - 1) << 10)) >> 10)
  22 #define RDMA_NL_GET_OP(type) (type & ((1 << 10) - 1))
  23 #define RDMA_NL_GET_TYPE(client, op) ((client << 10) + op)
  24
  25 /* The minimum version that the iwpm kernel supports */
  26 #define IWPM_UABI_VERSION_MIN   3
  27
  28 /* The latest version that the iwpm kernel supports */
  29 #define IWPM_UABI_VERSION       4
  30
  31 /* iwarp port mapper message flags */
  32 enum {
  33
  34         /* Do not map the port for this IWPM request */
  35         IWPM_FLAGS_NO_PORT_MAP = (1 << 0),
  36 };
  37
  38 /* iwarp port mapper op-codes */
  39 enum {
  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,
  46         RDMA_NL_IWPM_MAPINFO,
  47         RDMA_NL_IWPM_MAPINFO_NUM,
  48         RDMA_NL_IWPM_HELLO,
  49         RDMA_NL_IWPM_NUM_OPS
  50 };
  51
  52 enum {
  53         IWPM_NLA_REG_PID_UNSPEC = 0,
  54         IWPM_NLA_REG_PID_SEQ,
  55         IWPM_NLA_REG_IF_NAME,
  56         IWPM_NLA_REG_IBDEV_NAME,
  57         IWPM_NLA_REG_ULIB_NAME,
  58         IWPM_NLA_REG_PID_MAX
  59 };
  60
  61 enum {
  62         IWPM_NLA_RREG_PID_UNSPEC = 0,
  63         IWPM_NLA_RREG_PID_SEQ,
  64         IWPM_NLA_RREG_IBDEV_NAME,
  65         IWPM_NLA_RREG_ULIB_NAME,
  66         IWPM_NLA_RREG_ULIB_VER,
  67         IWPM_NLA_RREG_PID_ERR,
  68         IWPM_NLA_RREG_PID_MAX
  69
  70 };
  71
  72 enum {
  73         IWPM_NLA_MANAGE_MAPPING_UNSPEC = 0,
  74         IWPM_NLA_MANAGE_MAPPING_SEQ,
  75         IWPM_NLA_MANAGE_ADDR,
  76         IWPM_NLA_MANAGE_FLAGS,
  77         IWPM_NLA_MANAGE_MAPPING_MAX
  78 };
  79
  80 enum {
  81         IWPM_NLA_RMANAGE_MAPPING_UNSPEC = 0,
  82         IWPM_NLA_RMANAGE_MAPPING_SEQ,
  83         IWPM_NLA_RMANAGE_ADDR,
  84         IWPM_NLA_RMANAGE_MAPPED_LOC_ADDR,
  85         /* The following maintains bisectability of rdma-core */
  86         IWPM_NLA_MANAGE_MAPPED_LOC_ADDR = IWPM_NLA_RMANAGE_MAPPED_LOC_ADDR,
  87         IWPM_NLA_RMANAGE_MAPPING_ERR,
  88         IWPM_NLA_RMANAGE_MAPPING_MAX
  89 };
  90
  91 #define IWPM_NLA_MAPINFO_SEND_MAX   3
  92 #define IWPM_NLA_REMOVE_MAPPING_MAX 3
  93
  94 enum {
  95         IWPM_NLA_QUERY_MAPPING_UNSPEC = 0,
  96         IWPM_NLA_QUERY_MAPPING_SEQ,
  97         IWPM_NLA_QUERY_LOCAL_ADDR,
  98         IWPM_NLA_QUERY_REMOTE_ADDR,
  99         IWPM_NLA_QUERY_FLAGS,
 100         IWPM_NLA_QUERY_MAPPING_MAX,
 101 };
 102
 103 enum {
 104         IWPM_NLA_RQUERY_MAPPING_UNSPEC = 0,
 105         IWPM_NLA_RQUERY_MAPPING_SEQ,
 106         IWPM_NLA_RQUERY_LOCAL_ADDR,
 107         IWPM_NLA_RQUERY_REMOTE_ADDR,
 108         IWPM_NLA_RQUERY_MAPPED_LOC_ADDR,
 109         IWPM_NLA_RQUERY_MAPPED_REM_ADDR,
 110         IWPM_NLA_RQUERY_MAPPING_ERR,
 111         IWPM_NLA_RQUERY_MAPPING_MAX
 112 };
 113
 114 enum {
 115         IWPM_NLA_MAPINFO_REQ_UNSPEC = 0,
 116         IWPM_NLA_MAPINFO_ULIB_NAME,
 117         IWPM_NLA_MAPINFO_ULIB_VER,
 118         IWPM_NLA_MAPINFO_REQ_MAX
 119 };
 120
 121 enum {
 122         IWPM_NLA_MAPINFO_UNSPEC = 0,
 123         IWPM_NLA_MAPINFO_LOCAL_ADDR,
 124         IWPM_NLA_MAPINFO_MAPPED_ADDR,
 125         IWPM_NLA_MAPINFO_FLAGS,
 126         IWPM_NLA_MAPINFO_MAX
 127 };
 128
 129 enum {
 130         IWPM_NLA_MAPINFO_NUM_UNSPEC = 0,
 131         IWPM_NLA_MAPINFO_SEQ,
 132         IWPM_NLA_MAPINFO_SEND_NUM,
 133         IWPM_NLA_MAPINFO_ACK_NUM,
 134         IWPM_NLA_MAPINFO_NUM_MAX
 135 };
 136
 137 enum {
 138         IWPM_NLA_ERR_UNSPEC = 0,
 139         IWPM_NLA_ERR_SEQ,
 140         IWPM_NLA_ERR_CODE,
 141         IWPM_NLA_ERR_MAX
 142 };
 143
 144 enum {
 145         IWPM_NLA_HELLO_UNSPEC = 0,
 146         IWPM_NLA_HELLO_ABI_VERSION,
 147         IWPM_NLA_HELLO_MAX
 148 };
 149
 150 /* For RDMA_NLDEV_ATTR_DEV_NODE_TYPE */
 151 enum {
 152         /* IB values map to NodeInfo:NodeType. */
 153         RDMA_NODE_IB_CA = 1,
 154         RDMA_NODE_IB_SWITCH,
 155         RDMA_NODE_IB_ROUTER,
 156         RDMA_NODE_RNIC,
 157         RDMA_NODE_USNIC,
 158         RDMA_NODE_USNIC_UDP,
 159         RDMA_NODE_UNSPECIFIED,
 160 };
 161
 162 /*
 163  * Local service operations:
 164  *   RESOLVE - The client requests the local service to resolve a path.
 165  *   SET_TIMEOUT - The local service requests the client to set the timeout.
 166  *   IP_RESOLVE - The client requests the local service to resolve an IP to GID.
 167  */
 168 enum {
 169         RDMA_NL_LS_OP_RESOLVE = 0,
 170         RDMA_NL_LS_OP_SET_TIMEOUT,
 171         RDMA_NL_LS_OP_IP_RESOLVE,
 172         RDMA_NL_LS_NUM_OPS
 173 };
 174
 175 /* Local service netlink message flags */
 176 #define RDMA_NL_LS_F_ERR        0x0100  /* Failed response */
 177
 178 /*
 179  * Local service resolve operation family header.
 180  * The layout for the resolve operation:
 181  *    nlmsg header
 182  *    family header
 183  *    attributes
 184  */
 185
 186 /*
 187  * Local service path use:
 188  * Specify how the path(s) will be used.
 189  *   ALL - For connected CM operation (6 pathrecords)
 190  *   UNIDIRECTIONAL - For unidirectional UD (1 pathrecord)
 191  *   GMP - For miscellaneous GMP like operation (at least 1 reversible
 192  *         pathrecord)
 193  */
 194 enum {
 195         LS_RESOLVE_PATH_USE_ALL = 0,
 196         LS_RESOLVE_PATH_USE_UNIDIRECTIONAL,
 197         LS_RESOLVE_PATH_USE_GMP,
 198         LS_RESOLVE_PATH_USE_MAX
 199 };
 200
 201 #define LS_DEVICE_NAME_MAX 64
 202
 203 struct rdma_ls_resolve_header {
 204         __u8 device_name[LS_DEVICE_NAME_MAX];
 205         __u8 port_num;
 206         __u8 path_use;
 207 };
 208
 209 struct rdma_ls_ip_resolve_header {
 210         __u32 ifindex;
 211 };
 212
 213 /* Local service attribute type */
 214 #define RDMA_NLA_F_MANDATORY    (1 << 13)
 215 #define RDMA_NLA_TYPE_MASK      (~(NLA_F_NESTED | NLA_F_NET_BYTEORDER | \
 216                                   RDMA_NLA_F_MANDATORY))
 217
 218 /*
 219  * Local service attributes:
 220  *   Attr Name       Size                       Byte order
 221  *   -----------------------------------------------------
 222  *   PATH_RECORD     struct ib_path_rec_data
 223  *   TIMEOUT         u32                        cpu
 224  *   SERVICE_ID      u64                        cpu
 225  *   DGID            u8[16]                     BE
 226  *   SGID            u8[16]                     BE
 227  *   TCLASS          u8
 228  *   PKEY            u16                        cpu
 229  *   QOS_CLASS       u16                        cpu
 230  *   IPV4            u32                        BE
 231  *   IPV6            u8[16]                     BE
 232  */
 233 enum {
 234         LS_NLA_TYPE_UNSPEC = 0,
 235         LS_NLA_TYPE_PATH_RECORD,
 236         LS_NLA_TYPE_TIMEOUT,
 237         LS_NLA_TYPE_SERVICE_ID,
 238         LS_NLA_TYPE_DGID,
 239         LS_NLA_TYPE_SGID,
 240         LS_NLA_TYPE_TCLASS,
 241         LS_NLA_TYPE_PKEY,
 242         LS_NLA_TYPE_QOS_CLASS,
 243         LS_NLA_TYPE_IPV4,
 244         LS_NLA_TYPE_IPV6,
 245         LS_NLA_TYPE_MAX
 246 };
 247
 248 /* Local service DGID/SGID attribute: big endian */
 249 struct rdma_nla_ls_gid {
 250         __u8            gid[16];
 251 };
 252
 253 enum rdma_nldev_command {
 254         RDMA_NLDEV_CMD_UNSPEC,
 255
 256         RDMA_NLDEV_CMD_GET, /* can dump */
 257         RDMA_NLDEV_CMD_SET,
 258
 259         RDMA_NLDEV_CMD_NEWLINK,
 260
 261         RDMA_NLDEV_CMD_DELLINK,
 262
 263         RDMA_NLDEV_CMD_PORT_GET, /* can dump */
 264
 265         RDMA_NLDEV_CMD_SYS_GET,
 266         RDMA_NLDEV_CMD_SYS_SET,
 267
 268         /* 8 is free to use */
 269
 270         RDMA_NLDEV_CMD_RES_GET = 9, /* can dump */
 271
 272         RDMA_NLDEV_CMD_RES_QP_GET, /* can dump */
 273
 274         RDMA_NLDEV_CMD_RES_CM_ID_GET, /* can dump */
 275
 276         RDMA_NLDEV_CMD_RES_CQ_GET, /* can dump */
 277
 278         RDMA_NLDEV_CMD_RES_MR_GET, /* can dump */
 279
 280         RDMA_NLDEV_CMD_RES_PD_GET, /* can dump */
 281
 282         RDMA_NLDEV_CMD_GET_CHARDEV,
 283
 284         RDMA_NLDEV_CMD_STAT_SET,
 285
 286         RDMA_NLDEV_CMD_STAT_GET, /* can dump */
 287
 288         RDMA_NLDEV_CMD_STAT_DEL,
 289
 290         RDMA_NLDEV_NUM_OPS
 291 };
 292
 293 enum rdma_nldev_print_type {
 294         RDMA_NLDEV_PRINT_TYPE_UNSPEC,
 295         RDMA_NLDEV_PRINT_TYPE_HEX,
 296 };
 297
 298 enum rdma_nldev_attr {
 299         /* don't change the order or add anything between, this is ABI! */
 300         RDMA_NLDEV_ATTR_UNSPEC,
 301
 302         /* Pad attribute for 64b alignment */
 303         RDMA_NLDEV_ATTR_PAD = RDMA_NLDEV_ATTR_UNSPEC,
 304
 305         /* Identifier for ib_device */
 306         RDMA_NLDEV_ATTR_DEV_INDEX,              /* u32 */
 307
 308         RDMA_NLDEV_ATTR_DEV_NAME,               /* string */
 309         /*
 310          * Device index together with port index are identifiers
 311          * for port/link properties.
 312          *
 313          * For RDMA_NLDEV_CMD_GET commamnd, port index will return number
 314          * of available ports in ib_device, while for port specific operations,
 315          * it will be real port index as it appears in sysfs. Port index follows
 316          * sysfs notation and starts from 1 for the first port.
 317          */
 318         RDMA_NLDEV_ATTR_PORT_INDEX,             /* u32 */
 319
 320         /*
 321          * Device and port capabilities
 322          *
 323          * When used for port info, first 32-bits are CapabilityMask followed by
 324          * 16-bit CapabilityMask2.
 325          */
 326         RDMA_NLDEV_ATTR_CAP_FLAGS,              /* u64 */
 327
 328         /*
 329          * FW version
 330          */
 331         RDMA_NLDEV_ATTR_FW_VERSION,             /* string */
 332
 333         /*
 334          * Node GUID (in host byte order) associated with the RDMA device.
 335          */
 336         RDMA_NLDEV_ATTR_NODE_GUID,                      /* u64 */
 337
 338         /*
 339          * System image GUID (in host byte order) associated with
 340          * this RDMA device and other devices which are part of a
 341          * single system.
 342          */
 343         RDMA_NLDEV_ATTR_SYS_IMAGE_GUID,         /* u64 */
 344
 345         /*
 346          * Subnet prefix (in host byte order)
 347          */
 348         RDMA_NLDEV_ATTR_SUBNET_PREFIX,          /* u64 */
 349
 350         /*
 351          * Local Identifier (LID),
 352          * According to IB specification, It is 16-bit address assigned
 353          * by the Subnet Manager. Extended to be 32-bit for OmniPath users.
 354          */
 355         RDMA_NLDEV_ATTR_LID,                    /* u32 */
 356         RDMA_NLDEV_ATTR_SM_LID,                 /* u32 */
 357
 358         /*
 359          * LID mask control (LMC)
 360          */
 361         RDMA_NLDEV_ATTR_LMC,                    /* u8 */
 362
 363         RDMA_NLDEV_ATTR_PORT_STATE,             /* u8 */
 364         RDMA_NLDEV_ATTR_PORT_PHYS_STATE,        /* u8 */
 365
 366         RDMA_NLDEV_ATTR_DEV_NODE_TYPE,          /* u8 */
 367
 368         RDMA_NLDEV_ATTR_RES_SUMMARY,            /* nested table */
 369         RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY,      /* nested table */
 370         RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_NAME, /* string */
 371         RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR, /* u64 */
 372
 373         RDMA_NLDEV_ATTR_RES_QP,                 /* nested table */
 374         RDMA_NLDEV_ATTR_RES_QP_ENTRY,           /* nested table */
 375         /*
 376          * Local QPN
 377          */
 378         RDMA_NLDEV_ATTR_RES_LQPN,               /* u32 */
 379         /*
 380          * Remote QPN,
 381          * Applicable for RC and UC only IBTA 11.2.5.3 QUERY QUEUE PAIR
 382          */
 383         RDMA_NLDEV_ATTR_RES_RQPN,               /* u32 */
 384         /*
 385          * Receive Queue PSN,
 386          * Applicable for RC and UC only 11.2.5.3 QUERY QUEUE PAIR
 387          */
 388         RDMA_NLDEV_ATTR_RES_RQ_PSN,             /* u32 */
 389         /*
 390          * Send Queue PSN
 391          */
 392         RDMA_NLDEV_ATTR_RES_SQ_PSN,             /* u32 */
 393         RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE,     /* u8 */
 394         /*
 395          * QP types as visible to RDMA/core, the reserved QPT
 396          * are not exported through this interface.
 397          */
 398         RDMA_NLDEV_ATTR_RES_TYPE,               /* u8 */
 399         RDMA_NLDEV_ATTR_RES_STATE,              /* u8 */
 400         /*
 401          * Process ID which created object,
 402          * in case of kernel origin, PID won't exist.
 403          */
 404         RDMA_NLDEV_ATTR_RES_PID,                /* u32 */
 405         /*
 406          * The name of process created following resource.
 407          * It will exist only for kernel objects.
 408          * For user created objects, the user is supposed
 409          * to read /proc/PID/comm file.
 410          */
 411         RDMA_NLDEV_ATTR_RES_KERN_NAME,          /* string */
 412
 413         RDMA_NLDEV_ATTR_RES_CM_ID,              /* nested table */
 414         RDMA_NLDEV_ATTR_RES_CM_ID_ENTRY,        /* nested table */
 415         /*
 416          * rdma_cm_id port space.
 417          */
 418         RDMA_NLDEV_ATTR_RES_PS,                 /* u32 */
 419         /*
 420          * Source and destination socket addresses
 421          */
 422         RDMA_NLDEV_ATTR_RES_SRC_ADDR,           /* __kernel_sockaddr_storage */
 423         RDMA_NLDEV_ATTR_RES_DST_ADDR,           /* __kernel_sockaddr_storage */
 424
 425         RDMA_NLDEV_ATTR_RES_CQ,                 /* nested table */
 426         RDMA_NLDEV_ATTR_RES_CQ_ENTRY,           /* nested table */
 427         RDMA_NLDEV_ATTR_RES_CQE,                /* u32 */
 428         RDMA_NLDEV_ATTR_RES_USECNT,             /* u64 */
 429         RDMA_NLDEV_ATTR_RES_POLL_CTX,           /* u8 */
 430
 431         RDMA_NLDEV_ATTR_RES_MR,                 /* nested table */
 432         RDMA_NLDEV_ATTR_RES_MR_ENTRY,           /* nested table */
 433         RDMA_NLDEV_ATTR_RES_RKEY,               /* u32 */
 434         RDMA_NLDEV_ATTR_RES_LKEY,               /* u32 */
 435         RDMA_NLDEV_ATTR_RES_IOVA,               /* u64 */
 436         RDMA_NLDEV_ATTR_RES_MRLEN,              /* u64 */
 437
 438         RDMA_NLDEV_ATTR_RES_PD,                 /* nested table */
 439         RDMA_NLDEV_ATTR_RES_PD_ENTRY,           /* nested table */
 440         RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY,     /* u32 */
 441         RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY, /* u32 */
 442         /*
 443          * Provides logical name and index of netdevice which is
 444          * connected to physical port. This information is relevant
 445          * for RoCE and iWARP.
 446          *
 447          * The netdevices which are associated with containers are
 448          * supposed to be exported together with GID table once it
 449          * will be exposed through the netlink. Because the
 450          * associated netdevices are properties of GIDs.
 451          */
 452         RDMA_NLDEV_ATTR_NDEV_INDEX,             /* u32 */
 453         RDMA_NLDEV_ATTR_NDEV_NAME,              /* string */
 454         /*
 455          * driver-specific attributes.
 456          */
 457         RDMA_NLDEV_ATTR_DRIVER,                 /* nested table */
 458         RDMA_NLDEV_ATTR_DRIVER_ENTRY,           /* nested table */
 459         RDMA_NLDEV_ATTR_DRIVER_STRING,          /* string */
 460         /*
 461          * u8 values from enum rdma_nldev_print_type
 462          */
 463         RDMA_NLDEV_ATTR_DRIVER_PRINT_TYPE,      /* u8 */
 464         RDMA_NLDEV_ATTR_DRIVER_S32,             /* s32 */
 465         RDMA_NLDEV_ATTR_DRIVER_U32,             /* u32 */
 466         RDMA_NLDEV_ATTR_DRIVER_S64,             /* s64 */
 467         RDMA_NLDEV_ATTR_DRIVER_U64,             /* u64 */
 468
 469         /*
 470          * Indexes to get/set secific entry,
 471          * for QP use RDMA_NLDEV_ATTR_RES_LQPN
 472          */
 473         RDMA_NLDEV_ATTR_RES_PDN,               /* u32 */
 474         RDMA_NLDEV_ATTR_RES_CQN,               /* u32 */
 475         RDMA_NLDEV_ATTR_RES_MRN,               /* u32 */
 476         RDMA_NLDEV_ATTR_RES_CM_IDN,            /* u32 */
 477         RDMA_NLDEV_ATTR_RES_CTXN,              /* u32 */
 478         /*
 479          * Identifies the rdma driver. eg: "rxe" or "siw"
 480          */
 481         RDMA_NLDEV_ATTR_LINK_TYPE,              /* string */
 482
 483         /*
 484          * net namespace mode for rdma subsystem:
 485          * either shared or exclusive among multiple net namespaces.
 486          */
 487         RDMA_NLDEV_SYS_ATTR_NETNS_MODE,         /* u8 */
 488         /*
 489          * Device protocol, e.g. ib, iw, usnic, roce and opa
 490          */
 491         RDMA_NLDEV_ATTR_DEV_PROTOCOL,           /* string */
 492
 493         /*
 494          * File descriptor handle of the net namespace object
 495          */
 496         RDMA_NLDEV_NET_NS_FD,                   /* u32 */
 497         /*
 498          * Information about a chardev.
 499          * CHARDEV_TYPE is the name of the chardev ABI (ie uverbs, umad, etc)
 500          * CHARDEV_ABI signals the ABI revision (historical)
 501          * CHARDEV_NAME is the kernel name for the /dev/ file (no directory)
 502          * CHARDEV is the 64 bit dev_t for the inode
 503          */
 504         RDMA_NLDEV_ATTR_CHARDEV_TYPE,           /* string */
 505         RDMA_NLDEV_ATTR_CHARDEV_NAME,           /* string */
 506         RDMA_NLDEV_ATTR_CHARDEV_ABI,            /* u64 */
 507         RDMA_NLDEV_ATTR_CHARDEV,                /* u64 */
 508         RDMA_NLDEV_ATTR_UVERBS_DRIVER_ID,       /* u64 */
 509         /*
 510          * Counter-specific attributes.
 511          */
 512         RDMA_NLDEV_ATTR_STAT_MODE,              /* u32 */
 513         RDMA_NLDEV_ATTR_STAT_RES,               /* u32 */
 514         RDMA_NLDEV_ATTR_STAT_AUTO_MODE_MASK,    /* u32 */
 515         RDMA_NLDEV_ATTR_STAT_COUNTER,           /* nested table */
 516         RDMA_NLDEV_ATTR_STAT_COUNTER_ENTRY,     /* nested table */
 517         RDMA_NLDEV_ATTR_STAT_COUNTER_ID,        /* u32 */
 518         RDMA_NLDEV_ATTR_STAT_HWCOUNTERS,        /* nested table */
 519         RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY,   /* nested table */
 520         RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY_NAME,      /* string */
 521         RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY_VALUE,     /* u64 */
 522
 523         /*
 524          * CQ adaptive moderatio (DIM)
 525          */
 526         RDMA_NLDEV_ATTR_DEV_DIM,                /* u8 */
 527
 528         /*
 529          * Always the end
 530          */
 531         RDMA_NLDEV_ATTR_MAX
 532 };
 533
 534 /*
 535  * Supported counter bind modes. All modes are mutual-exclusive.
 536  */
 537 enum rdma_nl_counter_mode {
 538         RDMA_COUNTER_MODE_NONE,
 539
 540         /*
 541          * A qp is bound with a counter automatically during initialization
 542          * based on the auto mode (e.g., qp type, ...)
 543          */
 544         RDMA_COUNTER_MODE_AUTO,
 545
 546         /*
 547          * Which qp are bound with which counter is explicitly specified
 548          * by the user
 549          */
 550         RDMA_COUNTER_MODE_MANUAL,
 551
 552         /*
 553          * Always the end
 554          */
 555         RDMA_COUNTER_MODE_MAX,
 556 };
 557
 558 /*
 559  * Supported criteria in counter auto mode.
 560  * Currently only "qp type" is supported
 561  */
 562 enum rdma_nl_counter_mask {
 563         RDMA_COUNTER_MASK_QP_TYPE = 1,
 564 };
 565 #endif /* _RDMA_NETLINK_H */