diff options
Diffstat (limited to 'include/rdma/rdmavt_qp.h')
-rw-r--r-- | include/rdma/rdmavt_qp.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/rdma/rdmavt_qp.h b/include/rdma/rdmavt_qp.h index 84d0f36afc2f..7fcd687af278 100644 --- a/include/rdma/rdmavt_qp.h +++ b/include/rdma/rdmavt_qp.h @@ -820,6 +820,38 @@ struct rvt_qp_iter { int n; }; +/** + * ib_cq_tail - Return tail index of cq buffer + * @send_cq - The cq for send + * + * This is called in qp_iter_print to get tail + * of cq buffer. + */ +static inline u32 ib_cq_tail(struct ib_cq *send_cq) +{ + struct rvt_cq *cq = ibcq_to_rvtcq(send_cq); + + return ibcq_to_rvtcq(send_cq)->ip ? + RDMA_READ_UAPI_ATOMIC(cq->queue->tail) : + ibcq_to_rvtcq(send_cq)->kqueue->tail; +} + +/** + * ib_cq_head - Return head index of cq buffer + * @send_cq - The cq for send + * + * This is called in qp_iter_print to get head + * of cq buffer. + */ +static inline u32 ib_cq_head(struct ib_cq *send_cq) +{ + struct rvt_cq *cq = ibcq_to_rvtcq(send_cq); + + return ibcq_to_rvtcq(send_cq)->ip ? + RDMA_READ_UAPI_ATOMIC(cq->queue->head) : + ibcq_to_rvtcq(send_cq)->kqueue->head; +} + struct rvt_qp_iter *rvt_qp_iter_init(struct rvt_dev_info *rdi, u64 v, void (*cb)(struct rvt_qp *qp, u64 v)); |