IB/mthca: Return actual capacity from create_srq

Have mthca's create_srq method return the actual capacity of the SRQ
that gets created.  Also update comments in <rdma/ib_verbs.h> to
clarify that this is what is expected from ib_create_srq().

Signed-off-by: Dotan Barak <dotanb@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c
index deb526ce013d..209d2bae2256 100644
--- a/drivers/infiniband/hw/mthca/mthca_srq.c
+++ b/drivers/infiniband/hw/mthca/mthca_srq.c
@@ -271,6 +271,9 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
         srq->first_free = 0;
         srq->last_free  = srq->max - 1;
 
+        attr->max_wr    = srq->max;
+        attr->max_sge   = srq->max_gs;
+
         return 0;
 
 err_out_free_srq: