IB/mlx5: Enlarge autogroup flow table
authorMaor Gottlieb <maorg@mellanox.com>
Wed, 29 Mar 2017 03:09:01 +0000 (06:09 +0300)
committerDoug Ledford <dledford@redhat.com>
Fri, 21 Apr 2017 16:26:05 +0000 (12:26 -0400)
In order to enlarge the flow group size to 8k, we decrease
the number of flow group types to 6 and increase the flow
table size to 64k.

Flow group size is calculated as follow:
  group_size = table_size / (#group_types + 1)

Fixes: 038d2ef87572 ('IB/mlx5: Add flow steering support')
Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
drivers/infiniband/hw/mlx5/main.c

index 1cca907d65b25e061523933f28b9549974a97cf5..3495bba410e345bdf0c30461cce870266c026d1e 100644 (file)
@@ -2039,8 +2039,8 @@ enum flow_table_type {
        MLX5_IB_FT_TX
 };
 
-#define MLX5_FS_MAX_TYPES       10
-#define MLX5_FS_MAX_ENTRIES     32000UL
+#define MLX5_FS_MAX_TYPES       6
+#define MLX5_FS_MAX_ENTRIES     BIT(16)
 static struct mlx5_ib_flow_prio *get_flow_table(struct mlx5_ib_dev *dev,
                                                struct ib_flow_attr *flow_attr,
                                                enum flow_table_type ft_type)