/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _RDMA_NETLINK_H #define _RDMA_NETLINK_H #include enum { RDMA_NL_RDMA_CM = 1, RDMA_NL_IWCM, RDMA_NL_RSVD, RDMA_NL_LS, /* RDMA Local Services */ RDMA_NL_NLDEV, /* RDMA device interface */ RDMA_NL_NUM_CLIENTS }; enum { RDMA_NL_GROUP_CM = 1, RDMA_NL_GROUP_IWPM, RDMA_NL_GROUP_LS, RDMA_NL_NUM_GROUPS }; #define RDMA_NL_GET_CLIENT(type) ((type & (((1 << 6) - 1) << 10)) >> 10) #define RDMA_NL_GET_OP(type) (type & ((1 << 10) - 1)) #define RDMA_NL_GET_TYPE(client, op) ((client << 10) + op) enum { RDMA_NL_RDMA_CM_ID_STATS = 0, RDMA_NL_RDMA_CM_NUM_OPS }; enum { RDMA_NL_RDMA_CM_ATTR_SRC_ADDR = 1, RDMA_NL_RDMA_CM_ATTR_DST_ADDR, RDMA_NL_RDMA_CM_NUM_ATTR, }; /* iwarp port mapper op-codes */ enum { RDMA_NL_IWPM_REG_PID = 0, RDMA_NL_IWPM_ADD_MAPPING, RDMA_NL_IWPM_QUERY_MAPPING, RDMA_NL_IWPM_REMOVE_MAPPING, RDMA_NL_IWPM_REMOTE_INFO, RDMA_NL_IWPM_HANDLE_ERR, RDMA_NL_IWPM_MAPINFO, RDMA_NL_IWPM_MAPINFO_NUM, RDMA_NL_IWPM_NUM_OPS }; struct rdma_cm_id_stats { __u32 qp_num; __u32 bound_dev_if; __u32 port_space; __s32 pid; __u8 cm_state; __u8 node_type; __u8 port_num; __u8 qp_type; }; enum { IWPM_NLA_REG_PID_UNSPEC = 0, IWPM_NLA_REG_PID_SEQ, IWPM_NLA_REG_IF_NAME, IWPM_NLA_REG_IBDEV_NAME, IWPM_NLA_REG_ULIB_NAME, IWPM_NLA_REG_PID_MAX }; enum { IWPM_NLA_RREG_PID_UNSPEC = 0, IWPM_NLA_RREG_PID_SEQ, IWPM_NLA_RREG_IBDEV_NAME, IWPM_NLA_RREG_ULIB_NAME, IWPM_NLA_RREG_ULIB_VER, IWPM_NLA_RREG_PID_ERR, IWPM_NLA_RREG_PID_MAX }; enum { IWPM_NLA_MANAGE_MAPPING_UNSPEC = 0, IWPM_NLA_MANAGE_MAPPING_SEQ, IWPM_NLA_MANAGE_ADDR, IWPM_NLA_MANAGE_MAPPED_LOC_ADDR, IWPM_NLA_RMANAGE_MAPPING_ERR, IWPM_NLA_RMANAGE_MAPPING_MAX }; #define IWPM_NLA_MANAGE_MAPPING_MAX 3 #define IWPM_NLA_QUERY_MAPPING_MAX 4 #define IWPM_NLA_MAPINFO_SEND_MAX 3 enum { IWPM_NLA_QUERY_MAPPING_UNSPEC = 0, IWPM_NLA_QUERY_MAPPING_SEQ, IWPM_NLA_QUERY_LOCAL_ADDR, IWPM_NLA_QUERY_REMOTE_ADDR, IWPM_NLA_RQUERY_MAPPED_LOC_ADDR, IWPM_NLA_RQUERY_MAPPED_REM_ADDR, IWPM_NLA_RQUERY_MAPPING_ERR, IWPM_NLA_RQUERY_MAPPING_MAX }; enum { IWPM_NLA_MAPINFO_REQ_UNSPEC = 0, IWPM_NLA_MAPINFO_ULIB_NAME, IWPM_NLA_MAPINFO_ULIB_VER, IWPM_NLA_MAPINFO_REQ_MAX }; enum { IWPM_NLA_MAPINFO_UNSPEC = 0, IWPM_NLA_MAPINFO_LOCAL_ADDR, IWPM_NLA_MAPINFO_MAPPED_ADDR, IWPM_NLA_MAPINFO_MAX }; enum { IWPM_NLA_MAPINFO_NUM_UNSPEC = 0, IWPM_NLA_MAPINFO_SEQ, IWPM_NLA_MAPINFO_SEND_NUM, IWPM_NLA_MAPINFO_ACK_NUM, IWPM_NLA_MAPINFO_NUM_MAX }; enum { IWPM_NLA_ERR_UNSPEC = 0, IWPM_NLA_ERR_SEQ, IWPM_NLA_ERR_CODE, IWPM_NLA_ERR_MAX }; /* * Local service operations: * RESOLVE - The client requests the local service to resolve a path. * SET_TIMEOUT - The local service requests the client to set the timeout. * IP_RESOLVE - The client requests the local service to resolve an IP to GID. */ enum { RDMA_NL_LS_OP_RESOLVE = 0, RDMA_NL_LS_OP_SET_TIMEOUT, RDMA_NL_LS_OP_IP_RESOLVE, RDMA_NL_LS_NUM_OPS }; /* Local service netlink message flags */ #define RDMA_NL_LS_F_ERR 0x0100 /* Failed response */ /* * Local service resolve operation family header. * The layout for the resolve operation: * nlmsg header * family header * attributes */ /* * Local service path use: * Specify how the path(s) will be used. * ALL - For connected CM operation (6 pathrecords) * UNIDIRECTIONAL - For unidirectional UD (1 pathrecord) * GMP - For miscellaneous GMP like operation (at least 1 reversible * pathrecord) */ enum { LS_RESOLVE_PATH_USE_ALL = 0, LS_RESOLVE_PATH_USE_UNIDIRECTIONAL, LS_RESOLVE_PATH_USE_GMP, LS_RESOLVE_PATH_USE_MAX }; #define LS_DEVICE_NAME_MAX 64 struct rdma_ls_resolve_header { __u8 device_name[LS_DEVICE_NAME_MAX]; __u8 port_num; __u8 path_use; }; struct rdma_ls_ip_resolve_header { __u32 ifindex; }; /* Local service attribute type */ #define RDMA_NLA_F_MANDATORY (1 << 13) #define RDMA_NLA_TYPE_MASK (~(NLA_F_NESTED | NLA_F_NET_BYTEORDER | \ RDMA_NLA_F_MANDATORY)) /* * Local service attributes: * Attr Name Size Byte order * ----------------------------------------------------- * PATH_RECORD struct ib_path_rec_data * TIMEOUT u32 cpu * SERVICE_ID u64 cpu * DGID u8[16] BE * SGID u8[16] BE * TCLASS u8 * PKEY u16 cpu * QOS_CLASS u16 cpu * IPV4 u32 BE * IPV6 u8[16] BE */ enum { LS_NLA_TYPE_UNSPEC = 0, LS_NLA_TYPE_PATH_RECORD, LS_NLA_TYPE_TIMEOUT, LS_NLA_TYPE_SERVICE_ID, LS_NLA_TYPE_DGID, LS_NLA_TYPE_SGID, LS_NLA_TYPE_TCLASS, LS_NLA_TYPE_PKEY, LS_NLA_TYPE_QOS_CLASS, LS_NLA_TYPE_IPV4, LS_NLA_TYPE_IPV6, LS_NLA_TYPE_MAX }; /* Local service DGID/SGID attribute: big endian */ struct rdma_nla_ls_gid { __u8 gid[16]; }; enum rdma_nldev_command { RDMA_NLDEV_CMD_UNSPEC, RDMA_NLDEV_CMD_GET, /* can dump */ RDMA_NLDEV_CMD_SET, RDMA_NLDEV_CMD_NEW, RDMA_NLDEV_CMD_DEL, RDMA_NLDEV_CMD_PORT_GET, /* can dump */ RDMA_NLDEV_CMD_PORT_SET, RDMA_NLDEV_CMD_PORT_NEW, RDMA_NLDEV_CMD_PORT_DEL, RDMA_NLDEV_NUM_OPS }; enum rdma_nldev_attr { /* don't change the order or add anything between, this is ABI! */ RDMA_NLDEV_ATTR_UNSPEC, /* Identifier for ib_device */ RDMA_NLDEV_ATTR_DEV_INDEX, /* u32 */ RDMA_NLDEV_ATTR_DEV_NAME, /* string */ /* * Device index together with port index are identifiers * for port/link properties. * * For RDMA_NLDEV_CMD_GET commamnd, port index will return number * of available ports in ib_device, while for port specific operations, * it will be real port index as it appears in sysfs. Port index follows * sysfs notation and starts from 1 for the first port. */ RDMA_NLDEV_ATTR_PORT_INDEX, /* u32 */ /* * Device and port capabilities */ RDMA_NLDEV_ATTR_CAP_FLAGS, /* u64 */ /* * FW version */ RDMA_NLDEV_ATTR_FW_VERSION, /* string */ /* * Node GUID (in host byte order) associated with the RDMA device. */ RDMA_NLDEV_ATTR_NODE_GUID, /* u64 */ /* * System image GUID (in host byte order) associated with * this RDMA device and other devices which are part of a * single system. */ RDMA_NLDEV_ATTR_SYS_IMAGE_GUID, /* u64 */ /* * Subnet prefix (in host byte order) */ RDMA_NLDEV_ATTR_SUBNET_PREFIX, /* u64 */ /* * Local Identifier (LID), * According to IB specification, It is 16-bit address assigned * by the Subnet Manager. Extended to be 32-bit for OmniPath users. */ RDMA_NLDEV_ATTR_LID, /* u32 */ RDMA_NLDEV_ATTR_SM_LID, /* u32 */ /* * LID mask control (LMC) */ RDMA_NLDEV_ATTR_LMC, /* u8 */ RDMA_NLDEV_ATTR_PORT_STATE, /* u8 */ RDMA_NLDEV_ATTR_PORT_PHYS_STATE, /* u8 */ RDMA_NLDEV_ATTR_DEV_NODE_TYPE, /* u8 */ RDMA_NLDEV_ATTR_MAX }; #endif /* _RDMA_NETLINK_H */