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IB/netlink: Add defines for local service requests through netlink 

This patch adds netlink defines for local service client, local service
group, local service operations, and related attributes.

Signed-off-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: John Fleck <john.fleck@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Kaike Wan 2015-08-14 08:52:06 -04:00 committed by Doug Ledford
parent bc44bd1d86
commit 6431eb8706
1 changed files with 82 additions and 0 deletions
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82
include/uapi/rdma/rdma_netlink.h
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@ -7,12 +7,14 @@ enum {
RDMA_NL_RDMA_CM = 1,
RDMA_NL_NES,
RDMA_NL_C4IW,
RDMA_NL_LS, /* RDMA Local Services */
RDMA_NL_NUM_CLIENTS
};
enum {
RDMA_NL_GROUP_CM = 1,
RDMA_NL_GROUP_IWPM,
RDMA_NL_GROUP_LS,
RDMA_NL_NUM_GROUPS
};
@ -128,5 +130,85 @@ enum {
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.
*/
enum {
RDMA_NL_LS_OP_RESOLVE = 0,
RDMA_NL_LS_OP_SET_TIMEOUT,
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;
};
/* 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
*/
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_MAX
};
/* Local service DGID/SGID attribute: big endian */
struct rdma_nla_ls_gid {
__u8 gid[16];
};
#endif /* _UAPI_RDMA_NETLINK_H */