include/uapi/rdma/rdma_netlink.h

   1 #ifndef _UAPI_RDMA_NETLINK_H
   2 #define _UAPI_RDMA_NETLINK_H
   3
   4 #include <linux/types.h>
   5
   6 enum {
   7         RDMA_NL_RDMA_CM = 1,
   8         RDMA_NL_IWCM,
   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_CM = 1,
  17         RDMA_NL_GROUP_IWPM,
  18         RDMA_NL_GROUP_LS,
  19         RDMA_NL_NUM_GROUPS
  20 };
  21
  22 #define RDMA_NL_GET_CLIENT(type) ((type & (((1 << 6) - 1) << 10)) >> 10)
  23 #define RDMA_NL_GET_OP(type) (type & ((1 << 10) - 1))
  24 #define RDMA_NL_GET_TYPE(client, op) ((client << 10) + op)
  25
  26 enum {
  27         RDMA_NL_RDMA_CM_ID_STATS = 0,
  28         RDMA_NL_RDMA_CM_NUM_OPS
  29 };
  30
  31 enum {
  32         RDMA_NL_RDMA_CM_ATTR_SRC_ADDR = 1,
  33         RDMA_NL_RDMA_CM_ATTR_DST_ADDR,
  34         RDMA_NL_RDMA_CM_NUM_ATTR,
  35 };
  36
  37 /* iwarp port mapper op-codes */
  38 enum {
  39         RDMA_NL_IWPM_REG_PID = 0,
  40         RDMA_NL_IWPM_ADD_MAPPING,
  41         RDMA_NL_IWPM_QUERY_MAPPING,
  42         RDMA_NL_IWPM_REMOVE_MAPPING,
  43         RDMA_NL_IWPM_REMOTE_INFO,
  44         RDMA_NL_IWPM_HANDLE_ERR,
  45         RDMA_NL_IWPM_MAPINFO,
  46         RDMA_NL_IWPM_MAPINFO_NUM,
  47         RDMA_NL_IWPM_NUM_OPS
  48 };
  49
  50 struct rdma_cm_id_stats {
  51         __u32   qp_num;
  52         __u32   bound_dev_if;
  53         __u32   port_space;
  54         __s32   pid;
  55         __u8    cm_state;
  56         __u8    node_type;
  57         __u8    port_num;
  58         __u8    qp_type;
  59 };
  60
  61 enum {
  62         IWPM_NLA_REG_PID_UNSPEC = 0,
  63         IWPM_NLA_REG_PID_SEQ,
  64         IWPM_NLA_REG_IF_NAME,
  65         IWPM_NLA_REG_IBDEV_NAME,
  66         IWPM_NLA_REG_ULIB_NAME,
  67         IWPM_NLA_REG_PID_MAX
  68 };
  69
  70 enum {
  71         IWPM_NLA_RREG_PID_UNSPEC = 0,
  72         IWPM_NLA_RREG_PID_SEQ,
  73         IWPM_NLA_RREG_IBDEV_NAME,
  74         IWPM_NLA_RREG_ULIB_NAME,
  75         IWPM_NLA_RREG_ULIB_VER,
  76         IWPM_NLA_RREG_PID_ERR,
  77         IWPM_NLA_RREG_PID_MAX
  78
  79 };
  80
  81 enum {
  82         IWPM_NLA_MANAGE_MAPPING_UNSPEC = 0,
  83         IWPM_NLA_MANAGE_MAPPING_SEQ,
  84         IWPM_NLA_MANAGE_ADDR,
  85         IWPM_NLA_MANAGE_MAPPED_LOC_ADDR,
  86         IWPM_NLA_RMANAGE_MAPPING_ERR,
  87         IWPM_NLA_RMANAGE_MAPPING_MAX
  88 };
  89
  90 #define IWPM_NLA_MANAGE_MAPPING_MAX 3
  91 #define IWPM_NLA_QUERY_MAPPING_MAX  4
  92 #define IWPM_NLA_MAPINFO_SEND_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_RQUERY_MAPPED_LOC_ADDR,
 100         IWPM_NLA_RQUERY_MAPPED_REM_ADDR,
 101         IWPM_NLA_RQUERY_MAPPING_ERR,
 102         IWPM_NLA_RQUERY_MAPPING_MAX
 103 };
 104
 105 enum {
 106         IWPM_NLA_MAPINFO_REQ_UNSPEC = 0,
 107         IWPM_NLA_MAPINFO_ULIB_NAME,
 108         IWPM_NLA_MAPINFO_ULIB_VER,
 109         IWPM_NLA_MAPINFO_REQ_MAX
 110 };
 111
 112 enum {
 113         IWPM_NLA_MAPINFO_UNSPEC = 0,
 114         IWPM_NLA_MAPINFO_LOCAL_ADDR,
 115         IWPM_NLA_MAPINFO_MAPPED_ADDR,
 116         IWPM_NLA_MAPINFO_MAX
 117 };
 118
 119 enum {
 120         IWPM_NLA_MAPINFO_NUM_UNSPEC = 0,
 121         IWPM_NLA_MAPINFO_SEQ,
 122         IWPM_NLA_MAPINFO_SEND_NUM,
 123         IWPM_NLA_MAPINFO_ACK_NUM,
 124         IWPM_NLA_MAPINFO_NUM_MAX
 125 };
 126
 127 enum {
 128         IWPM_NLA_ERR_UNSPEC = 0,
 129         IWPM_NLA_ERR_SEQ,
 130         IWPM_NLA_ERR_CODE,
 131         IWPM_NLA_ERR_MAX
 132 };
 133
 134 /*
 135  * Local service operations:
 136  *   RESOLVE - The client requests the local service to resolve a path.
 137  *   SET_TIMEOUT - The local service requests the client to set the timeout.
 138  *   IP_RESOLVE - The client requests the local service to resolve an IP to GID.
 139  */
 140 enum {
 141         RDMA_NL_LS_OP_RESOLVE = 0,
 142         RDMA_NL_LS_OP_SET_TIMEOUT,
 143         RDMA_NL_LS_OP_IP_RESOLVE,
 144         RDMA_NL_LS_NUM_OPS
 145 };
 146
 147 /* Local service netlink message flags */
 148 #define RDMA_NL_LS_F_ERR        0x0100  /* Failed response */
 149
 150 /*
 151  * Local service resolve operation family header.
 152  * The layout for the resolve operation:
 153  *    nlmsg header
 154  *    family header
 155  *    attributes
 156  */
 157
 158 /*
 159  * Local service path use:
 160  * Specify how the path(s) will be used.
 161  *   ALL - For connected CM operation (6 pathrecords)
 162  *   UNIDIRECTIONAL - For unidirectional UD (1 pathrecord)
 163  *   GMP - For miscellaneous GMP like operation (at least 1 reversible
 164  *         pathrecord)
 165  */
 166 enum {
 167         LS_RESOLVE_PATH_USE_ALL = 0,
 168         LS_RESOLVE_PATH_USE_UNIDIRECTIONAL,
 169         LS_RESOLVE_PATH_USE_GMP,
 170         LS_RESOLVE_PATH_USE_MAX
 171 };
 172
 173 #define LS_DEVICE_NAME_MAX 64
 174
 175 struct rdma_ls_resolve_header {
 176         __u8 device_name[LS_DEVICE_NAME_MAX];
 177         __u8 port_num;
 178         __u8 path_use;
 179 };
 180
 181 struct rdma_ls_ip_resolve_header {
 182         __u32 ifindex;
 183 };
 184
 185 /* Local service attribute type */
 186 #define RDMA_NLA_F_MANDATORY    (1 << 13)
 187 #define RDMA_NLA_TYPE_MASK      (~(NLA_F_NESTED | NLA_F_NET_BYTEORDER | \
 188                                   RDMA_NLA_F_MANDATORY))
 189
 190 /*
 191  * Local service attributes:
 192  *   Attr Name       Size                       Byte order
 193  *   -----------------------------------------------------
 194  *   PATH_RECORD     struct ib_path_rec_data
 195  *   TIMEOUT         u32                        cpu
 196  *   SERVICE_ID      u64                        cpu
 197  *   DGID            u8[16]                     BE
 198  *   SGID            u8[16]                     BE
 199  *   TCLASS          u8
 200  *   PKEY            u16                        cpu
 201  *   QOS_CLASS       u16                        cpu
 202  *   IPV4            u32                        BE
 203  *   IPV6            u8[16]                     BE
 204  */
 205 enum {
 206         LS_NLA_TYPE_UNSPEC = 0,
 207         LS_NLA_TYPE_PATH_RECORD,
 208         LS_NLA_TYPE_TIMEOUT,
 209         LS_NLA_TYPE_SERVICE_ID,
 210         LS_NLA_TYPE_DGID,
 211         LS_NLA_TYPE_SGID,
 212         LS_NLA_TYPE_TCLASS,
 213         LS_NLA_TYPE_PKEY,
 214         LS_NLA_TYPE_QOS_CLASS,
 215         LS_NLA_TYPE_IPV4,
 216         LS_NLA_TYPE_IPV6,
 217         LS_NLA_TYPE_MAX
 218 };
 219
 220 /* Local service DGID/SGID attribute: big endian */
 221 struct rdma_nla_ls_gid {
 222         __u8            gid[16];
 223 };
 224
 225 enum rdma_nldev_command {
 226         RDMA_NLDEV_CMD_UNSPEC,
 227
 228         RDMA_NLDEV_CMD_GET, /* can dump */
 229         RDMA_NLDEV_CMD_SET,
 230         RDMA_NLDEV_CMD_NEW,
 231         RDMA_NLDEV_CMD_DEL,
 232
 233         RDMA_NLDEV_CMD_PORT_GET, /* can dump */
 234         RDMA_NLDEV_CMD_PORT_SET,
 235         RDMA_NLDEV_CMD_PORT_NEW,
 236         RDMA_NLDEV_CMD_PORT_DEL,
 237
 238         RDMA_NLDEV_NUM_OPS
 239 };
 240
 241 enum rdma_nldev_attr {
 242         /* don't change the order or add anything between, this is ABI! */
 243         RDMA_NLDEV_ATTR_UNSPEC,
 244
 245         /* Identifier for ib_device */
 246         RDMA_NLDEV_ATTR_DEV_INDEX,              /* u32 */
 247
 248         RDMA_NLDEV_ATTR_DEV_NAME,               /* string */
 249         /*
 250          * Device index together with port index are identifiers
 251          * for port/link properties.
 252          *
 253          * For RDMA_NLDEV_CMD_GET commamnd, port index will return number
 254          * of available ports in ib_device, while for port specific operations,
 255          * it will be real port index as it appears in sysfs. Port index follows
 256          * sysfs notation and starts from 1 for the first port.
 257          */
 258         RDMA_NLDEV_ATTR_PORT_INDEX,             /* u32 */
 259
 260         /*
 261          * Device and port capabilities
 262          */
 263         RDMA_NLDEV_ATTR_CAP_FLAGS,              /* u64 */
 264
 265         /*
 266          * FW version
 267          */
 268         RDMA_NLDEV_ATTR_FW_VERSION,             /* string */
 269
 270         /*
 271          * Node GUID (in host byte order) associated with the RDMA device.
 272          */
 273         RDMA_NLDEV_ATTR_NODE_GUID,                      /* u64 */
 274
 275         /*
 276          * System image GUID (in host byte order) associated with
 277          * this RDMA device and other devices which are part of a
 278          * single system.
 279          */
 280         RDMA_NLDEV_ATTR_SYS_IMAGE_GUID,         /* u64 */
 281
 282         /*
 283          * Subnet prefix (in host byte order)
 284          */
 285         RDMA_NLDEV_ATTR_SUBNET_PREFIX,          /* u64 */
 286
 287         /*
 288          * Local Identifier (LID),
 289          * According to IB specification, It is 16-bit address assigned
 290          * by the Subnet Manager. Extended to be 32-bit for OmniPath users.
 291          */
 292         RDMA_NLDEV_ATTR_LID,                    /* u32 */
 293         RDMA_NLDEV_ATTR_SM_LID,                 /* u32 */
 294
 295         /*
 296          * LID mask control (LMC)
 297          */
 298         RDMA_NLDEV_ATTR_LMC,                    /* u8 */
 299
 300         RDMA_NLDEV_ATTR_PORT_STATE,             /* u8 */
 301         RDMA_NLDEV_ATTR_PORT_PHYS_STATE,        /* u8 */
 302
 303         RDMA_NLDEV_ATTR_DEV_NODE_TYPE,          /* u8 */
 304
 305         RDMA_NLDEV_ATTR_MAX
 306 };
 307 #endif /* _UAPI_RDMA_NETLINK_H */