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| author | Kamal Heib <kamalh@mellanox.com> | 2016-01-06 10:03:59 -0800 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-03-10 20:37:13 -0500 |
| commit | 119a8e708d16d38eedfa3d920b89b709dda41a8f (patch) | |
| tree | 3749c9296e1a084904a8ed30b6d98fa3f9e57107 /include/rdma/rdma_vt.h | |
| parent | f2f342115ef2b0755abd73573831351e371f6242 (diff) | |
| download | lwn-119a8e708d16d38eedfa3d920b89b709dda41a8f.tar.gz lwn-119a8e708d16d38eedfa3d920b89b709dda41a8f.zip | |
IB/rdmavt: Add AH to rdmavt
Original patch is from Kamal Heib <kamalh@mellanox.com>. It has
been split into three separate patches. This one for rdmavt,
a follow on for qib, and one for hfi1.
Create datastructure for address handle and implement the
create/destroy/modify/query of address handle for rdmavt.
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Kamal Heib <kamalh@mellanox.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'include/rdma/rdma_vt.h')
| -rw-r--r-- | include/rdma/rdma_vt.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h index dbb45bcd1fea..36cced63af77 100644 --- a/include/rdma/rdma_vt.h +++ b/include/rdma/rdma_vt.h @@ -411,6 +411,7 @@ struct rvt_driver_provided { int (*port_callback)(struct ib_device *, u8, struct kobject *); const char * (*get_card_name)(struct rvt_dev_info *rdi); struct pci_dev * (*get_pci_dev)(struct rvt_dev_info *rdi); + int (*check_ah)(struct ib_device *, struct ib_ah_attr *); }; /* Protection domain */ @@ -419,6 +420,13 @@ struct rvt_pd { int user; /* non-zero if created from user space */ }; +/* Address handle */ +struct rvt_ah { + struct ib_ah ibah; + struct ib_ah_attr attr; + atomic_t refcount; +}; + struct rvt_dev_info { struct ib_device ibdev; /* Keep this first. Nothing above here */ @@ -445,6 +453,9 @@ struct rvt_dev_info { int n_pds_allocated; spinlock_t n_pds_lock; /* Protect pd allocated count */ + int n_ahs_allocated; + spinlock_t n_ahs_lock; /* Protect ah allocated count */ + int flags; }; @@ -453,6 +464,11 @@ static inline struct rvt_pd *ibpd_to_rvtpd(struct ib_pd *ibpd) return container_of(ibpd, struct rvt_pd, ibpd); } +static inline struct rvt_ah *ibah_to_rvtah(struct ib_ah *ibah) +{ + return container_of(ibah, struct rvt_ah, ibah); +} + static inline struct rvt_dev_info *ib_to_rvt(struct ib_device *ibdev) { return container_of(ibdev, struct rvt_dev_info, ibdev); @@ -471,6 +487,7 @@ static inline void rvt_get_mr(struct rvt_mregion *mr) int rvt_register_device(struct rvt_dev_info *rvd); void rvt_unregister_device(struct rvt_dev_info *rvd); +int rvt_check_ah(struct ib_device *ibdev, struct ib_ah_attr *ah_attr); int rvt_rkey_ok(struct rvt_qp *qp, struct rvt_sge *sge, u32 len, u64 vaddr, u32 rkey, int acc); int rvt_lkey_ok(struct rvt_lkey_table *rkt, struct rvt_pd *pd, |