mlx4_core: Add a way to set the "collapsed" CQ flag

[mirror_ubuntu-artful-kernel.git] / drivers / net / mlx4 / cq.c

diff --git a/drivers/net/mlx4/cq.c b/drivers/net/mlx4/cq.c
index 6fda0af9d0a6e068a3b6d55cf62db88312403f57..95e87a2f8896f97ca5110613fdcd2a6527ccfc5f 100644 (file)
--- a/drivers/net/mlx4/cq.c
+++ b/drivers/net/mlx4/cq.c
@@ -188,7 +188,8 @@ int mlx4_cq_resize(struct mlx4_dev *dev, struct mlx4_cq *cq,
 EXPORT_SYMBOL_GPL(mlx4_cq_resize);
 
 int mlx4_cq_alloc(struct mlx4_dev *dev, int nent, struct mlx4_mtt *mtt,
-                 struct mlx4_uar *uar, u64 db_rec, struct mlx4_cq *cq)
+                 struct mlx4_uar *uar, u64 db_rec, struct mlx4_cq *cq,
+                 int collapsed)
 {
        struct mlx4_priv *priv = mlx4_priv(dev);
        struct mlx4_cq_table *cq_table = &priv->cq_table;
@@ -224,6 +225,7 @@ int mlx4_cq_alloc(struct mlx4_dev *dev, int nent, struct mlx4_mtt *mtt,
        cq_context = mailbox->buf;
        memset(cq_context, 0, sizeof *cq_context);
 
+       cq_context->flags           = cpu_to_be32(!!collapsed << 18);
        cq_context->logsize_usrpage = cpu_to_be32((ilog2(nent) << 24) | uar->index);
        cq_context->comp_eqn        = priv->eq_table.eq[MLX4_EQ_COMP].eqn;
        cq_context->log_page_size   = mtt->page_shift - MLX4_ICM_PAGE_SHIFT;