net/mlx5: increase RSS indirection table size limit

The size of Rx RSS indirection table was limited by 256, but it is not
required anymore for all Mellanox NICs. However, the librte_ether still
limits the size by 512.

Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
Acked-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>

diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index 7d40b24..109d957 100644 (file)
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -557,8 +557,9 @@ mlx5_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
                priv->ind_table_max_size = exp_device_attr.rx_hash_caps.max_rwq_indirection_table_size;
                /* Remove this check once DPDK supports larger/variable
                 * indirection tables. */
-               if (priv->ind_table_max_size > (unsigned int)RSS_INDIRECTION_TABLE_SIZE)
-                       priv->ind_table_max_size = RSS_INDIRECTION_TABLE_SIZE;
+               if (priv->ind_table_max_size >
+                               (unsigned int)ETH_RSS_RETA_SIZE_512)
+                       priv->ind_table_max_size = ETH_RSS_RETA_SIZE_512;
                DEBUG("maximum RX indirection table size is %u",
                      priv->ind_table_max_size);
                priv->hw_vlan_strip = !!(exp_device_attr.wq_vlan_offloads_cap &

diff --git a/drivers/net/mlx5/mlx5_defs.h b/drivers/net/mlx5/mlx5_defs.h
index beabb70..e91d245 100644 (file)
--- a/drivers/net/mlx5/mlx5_defs.h
+++ b/drivers/net/mlx5/mlx5_defs.h
@@ -54,9 +54,6 @@
  */
 #define MLX5_TX_COMP_THRESH 32
 
-/* RSS Indirection table size. */
-#define RSS_INDIRECTION_TABLE_SIZE 256
-
 /*
  * Maximum number of cached Memory Pools (MPs) per TX queue. Each RTE MP
  * from which buffers are to be transmitted will have to be mapped by this