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

Extend the mlx4_cq_resize() API with a way to set the "collapsed" flag
for the CQ being created.

Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

drivers/infiniband/hw/mlx4/cq.c

@@ -221,7 +221,7 @@ struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, int entries, int vector
 	}
 
 	err = mlx4_cq_alloc(dev->dev, entries, &cq->buf.mtt, uar,
-			    cq->db.dma, &cq->mcq);
+			    cq->db.dma, &cq->mcq, 0);
 	if (err)
 		goto err_dbmap;