RDMA/core: Add SRQ type field

Currently, there is only a single ("basic") type of SRQ, but with XRC
support we will add a second.  Prepare for this by defining an SRQ type
and setting all current users to IB_SRQT_BASIC.

Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/qib/qib_srq.c b/drivers/infiniband/hw/qib/qib_srq.c
index c3ec8efc2ed8..d6235931a1ba 100644
--- a/drivers/infiniband/hw/qib/qib_srq.c
+++ b/drivers/infiniband/hw/qib/qib_srq.c
@@ -107,6 +107,11 @@ struct ib_srq *qib_create_srq(struct ib_pd *ibpd,
         u32 sz;
         struct ib_srq *ret;
 
+        if (srq_init_attr->srq_type != IB_SRQT_BASIC) {
+                ret = ERR_PTR(-ENOSYS);
+                goto done;
+        }
+
         if (srq_init_attr->attr.max_sge == 0 ||
             srq_init_attr->attr.max_sge > ib_qib_max_srq_sges ||
             srq_init_attr->attr.max_wr == 0 ||