diff options
Diffstat (limited to 'drivers/infiniband/hw/ehca/ipz_pt_fn.h')
| -rw-r--r-- | drivers/infiniband/hw/ehca/ipz_pt_fn.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ehca/ipz_pt_fn.h b/drivers/infiniband/hw/ehca/ipz_pt_fn.h index 8199c45768a..57f141a36bc 100644 --- a/drivers/infiniband/hw/ehca/ipz_pt_fn.h +++ b/drivers/infiniband/hw/ehca/ipz_pt_fn.h @@ -140,6 +140,14 @@ static inline void *ipz_qeit_get_inc_valid(struct ipz_queue *queue) return cqe; } +static inline int ipz_qeit_is_valid(struct ipz_queue *queue) +{ + struct ehca_cqe *cqe = ipz_qeit_get(queue); + u32 cqe_flags = cqe->cqe_flags; + + return cqe_flags >> 7 == (queue->toggle_state & 1); +} + /* * returns and resets Queue Entry iterator * returns address (kv) of first Queue Entry |