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IB/sa: Add GuidInfoRecord query support

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This query is needed for SRIOV alias GUID support.

The query is implemented per the IB Spec definition
in section 15.2.5.18 (GuidInfoRecord).

Signed-off-by: Erez Shitrit <erezsh@mellanox.co.il>
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Erez Shitrit
2012-06-19 11:21:38 +03:00
committed by Roland Dreier
parent b1d8eb5a21
commit aeab97ed15
2 changed files with 166 additions and 0 deletions
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33
include/rdma/ib_sa.h
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@@ -251,6 +251,28 @@ struct ib_sa_service_rec {
u64 data64[2];
};
#define IB_SA_GUIDINFO_REC_LID IB_SA_COMP_MASK(0)
#define IB_SA_GUIDINFO_REC_BLOCK_NUM IB_SA_COMP_MASK(1)
#define IB_SA_GUIDINFO_REC_RES1 IB_SA_COMP_MASK(2)
#define IB_SA_GUIDINFO_REC_RES2 IB_SA_COMP_MASK(3)
#define IB_SA_GUIDINFO_REC_GID0 IB_SA_COMP_MASK(4)
#define IB_SA_GUIDINFO_REC_GID1 IB_SA_COMP_MASK(5)
#define IB_SA_GUIDINFO_REC_GID2 IB_SA_COMP_MASK(6)
#define IB_SA_GUIDINFO_REC_GID3 IB_SA_COMP_MASK(7)
#define IB_SA_GUIDINFO_REC_GID4 IB_SA_COMP_MASK(8)
#define IB_SA_GUIDINFO_REC_GID5 IB_SA_COMP_MASK(9)
#define IB_SA_GUIDINFO_REC_GID6 IB_SA_COMP_MASK(10)
#define IB_SA_GUIDINFO_REC_GID7 IB_SA_COMP_MASK(11)
struct ib_sa_guidinfo_rec {
__be16 lid;
u8 block_num;
/* reserved */
u8 res1;
__be32 res2;
u8 guid_info_list[64];
};
struct ib_sa_client {
atomic_t users;
struct completion comp;
@@ -385,4 +407,15 @@ int ib_init_ah_from_path(struct ib_device *device, u8 port_num,
*/
void ib_sa_unpack_path(void *attribute, struct ib_sa_path_rec *rec);
/* Support GuidInfoRecord */
int ib_sa_guid_info_rec_query(struct ib_sa_client *client,
struct ib_device *device, u8 port_num,
struct ib_sa_guidinfo_rec *rec,
ib_sa_comp_mask comp_mask, u8 method,
int timeout_ms, gfp_t gfp_mask,
void (*callback)(int status,
struct ib_sa_guidinfo_rec *resp,
void *context),
void *context,
struct ib_sa_query **sa_query);
#endif /* IB_SA_H */