i40iw: Correct values for max_recv_sge, max_send_sge

When creating QPs, ensure init_attr->cap.max_recv_sge
is clipped to MAX_FRAG_COUNT.

Expose MAX_FRAG_COUNT for max_recv_sge and max_send_sge in
i40iw_query_qp().

Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Henry Orosco <henry.orosco@intel.com>
Reviewed-By: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
index aacaa0f..6b516d6 100644 (file)
--- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
@@ -608,6 +608,9 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
        if (init_attr->cap.max_send_sge > I40IW_MAX_WQ_FRAGMENT_COUNT)
                init_attr->cap.max_send_sge = I40IW_MAX_WQ_FRAGMENT_COUNT;
 
+       if (init_attr->cap.max_recv_sge > I40IW_MAX_WQ_FRAGMENT_COUNT)
+               init_attr->cap.max_recv_sge = I40IW_MAX_WQ_FRAGMENT_COUNT;
+
        memset(&init_info, 0, sizeof(init_info));
 
        sq_size = init_attr->cap.max_send_wr;
@@ -813,8 +816,9 @@ static int i40iw_query_qp(struct ib_qp *ibqp,
        attr->qp_access_flags = 0;
        attr->cap.max_send_wr = qp->qp_uk.sq_size;
        attr->cap.max_recv_wr = qp->qp_uk.rq_size;
-       attr->cap.max_recv_sge = 1;
        attr->cap.max_inline_data = I40IW_MAX_INLINE_DATA_SIZE;
+       attr->cap.max_send_sge = I40IW_MAX_WQ_FRAGMENT_COUNT;
+       attr->cap.max_recv_sge = I40IW_MAX_WQ_FRAGMENT_COUNT;
        init_attr->event_handler = iwqp->ibqp.event_handler;
        init_attr->qp_context = iwqp->ibqp.qp_context;
        init_attr->send_cq = iwqp->ibqp.send_cq;