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-rw-r--r--drivers/infiniband/hw/mlx4/qp.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 8d09aa38fc8..a59c7f04ca1 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1183,6 +1183,14 @@ static int mlx4_wq_overflow(struct mlx4_ib_wq *wq, int nreq, struct ib_cq *ib_cq
return cur + nreq >= wq->max_post;
}
+static void set_data_seg(struct mlx4_wqe_data_seg *dseg,
+ struct ib_sge *sg)
+{
+ dseg->byte_count = cpu_to_be32(sg->length);
+ dseg->lkey = cpu_to_be32(sg->lkey);
+ dseg->addr = cpu_to_be64(sg->addr);
+}
+
int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
struct ib_send_wr **bad_wr)
{
@@ -1313,12 +1321,7 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
}
for (i = 0; i < wr->num_sge; ++i) {
- ((struct mlx4_wqe_data_seg *) wqe)->byte_count =
- cpu_to_be32(wr->sg_list[i].length);
- ((struct mlx4_wqe_data_seg *) wqe)->lkey =
- cpu_to_be32(wr->sg_list[i].lkey);
- ((struct mlx4_wqe_data_seg *) wqe)->addr =
- cpu_to_be64(wr->sg_list[i].addr);
+ set_data_seg(wqe, wr->sg_list + i);
wqe += sizeof (struct mlx4_wqe_data_seg);
size += sizeof (struct mlx4_wqe_data_seg) / 16;