diff options
| author | Dennis Dalessandro <dennis.dalessandro@intel.com> | 2016-01-06 09:51:48 -0800 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-03-10 20:37:05 -0500 |
| commit | 8afd32eb58b6885fc3e268c69b1b1b627aa2afaf (patch) | |
| tree | 6a7ad4e7c6efe75d90a726936dce5425ecfce6ac /include/rdma | |
| parent | c1b332bc16a6e9d42b4ab0b5282e3937f776bf71 (diff) | |
IB/rdmavt: Add protection domain to rdmavt.
Add datastructure for and allocation/deallocation of protection domains for
RDMAVT.
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'include/rdma')
| -rw-r--r-- | include/rdma/rdma_vt.h | 34 |
1 files changed, 30 insertions, 4 deletions
diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h index 0438bf229306..6bf5fd40081d 100644 --- a/include/rdma/rdma_vt.h +++ b/include/rdma/rdma_vt.h @@ -54,16 +54,42 @@ */ #include "ib_verbs.h" + +/* + * Things that are driver specific, module parameters in hfi1 and qib + */ +struct rvt_driver_params { + int max_pds; +}; + +/* Protection domain */ +struct rvt_pd { + struct ib_pd ibpd; + int user; /* non-zero if created from user space */ +}; + struct rvt_dev_info { struct ib_device ibdev; + + /* Driver specific */ + struct rvt_driver_params dparms; int (*port_callback)(struct ib_device *, u8, struct kobject *); - /* - * TODO: - * need to reflect module parameters that may vary by dev - */ + /* Internal use */ + int n_pds_allocated; + spinlock_t n_pds_lock; /* Protect pd allocated count */ }; +static inline struct rvt_pd *ibpd_to_rvtpd(struct ib_pd *ibpd) +{ + return container_of(ibpd, struct rvt_pd, ibpd); +} + +static inline struct rvt_dev_info *ib_to_rvt(struct ib_device *ibdev) +{ + return container_of(ibdev, struct rvt_dev_info, ibdev); +} + int rvt_register_device(struct rvt_dev_info *rvd); void rvt_unregister_device(struct rvt_dev_info *rvd); |