diff options
Diffstat (limited to 'include/rdma/rdma_vt.h')
| -rw-r--r-- | include/rdma/rdma_vt.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h index d57ceee90d26..9c9a27d42aaa 100644 --- a/include/rdma/rdma_vt.h +++ b/include/rdma/rdma_vt.h @@ -149,15 +149,15 @@ struct rvt_driver_params { int qpn_res_end; int nports; int npkeys; - u8 qos_shift; char cq_name[RVT_CQN_MAX]; int node; - int max_rdma_atomic; int psn_mask; int psn_shift; int psn_modify_mask; u32 core_cap_flags; u32 max_mad_size; + u8 qos_shift; + u8 max_rdma_atomic; }; /* Protection domain */ @@ -203,7 +203,9 @@ struct rvt_driver_provided { /* * Allocate a private queue pair data structure for driver specific - * information which is opaque to rdmavt. + * information which is opaque to rdmavt. Errors are returned via + * ERR_PTR(err). The driver is free to return NULL or a valid + * pointer. */ void * (*qp_priv_alloc)(struct rvt_dev_info *rdi, struct rvt_qp *qp, gfp_t gfp); @@ -426,6 +428,15 @@ static inline unsigned rvt_get_npkeys(struct rvt_dev_info *rdi) } /* + * Return the max atomic suitable for determining + * the size of the ack ring buffer in a QP. + */ +static inline unsigned int rvt_max_atomic(struct rvt_dev_info *rdi) +{ + return rdi->dparms.max_rdma_atomic + 1; +} + +/* * Return the indexed PKEY from the port PKEY table. */ static inline u16 rvt_get_pkey(struct rvt_dev_info *rdi, |