From: Or Gerlitz <ogerlitz@mellanox.com>
Date: Sun, 26 Aug 2018 12:53:51 +0300
Subject: net/mlx5e: Expose ethtool rss key size / indirection table functions
Patch-mainline: v4.20-rc1
Git-commit: a5355de878f4d5cc3eaf6f447cc33c103fab74dd
References: bsc#1103990 FATE#326006
Towards enabling RSS for the vport representors, expose the functions for
querying the rss hash key size and indirection table size via ethtool.
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/mellanox/mlx5/core/en.h | 2 ++
drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c | 16 ++++++++++++++--
2 files changed, 16 insertions(+), 2 deletions(-)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -952,6 +952,8 @@ int mlx5e_ethtool_get_coalesce(struct ml
struct ethtool_coalesce *coal);
int mlx5e_ethtool_set_coalesce(struct mlx5e_priv *priv,
struct ethtool_coalesce *coal);
+u32 mlx5e_ethtool_get_rxfh_key_size(struct mlx5e_priv *priv);
+u32 mlx5e_ethtool_get_rxfh_indir_size(struct mlx5e_priv *priv);
int mlx5e_ethtool_get_ts_info(struct mlx5e_priv *priv,
struct ethtool_ts_info *info);
int mlx5e_ethtool_flash_device(struct mlx5e_priv *priv,
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -859,18 +859,30 @@ out:
return err;
}
+u32 mlx5e_ethtool_get_rxfh_key_size(struct mlx5e_priv *priv)
+{
+ return sizeof(priv->channels.params.toeplitz_hash_key);
+}
+
static u32 mlx5e_get_rxfh_key_size(struct net_device *netdev)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
- return sizeof(priv->channels.params.toeplitz_hash_key);
+ return mlx5e_ethtool_get_rxfh_key_size(priv);
}
-static u32 mlx5e_get_rxfh_indir_size(struct net_device *netdev)
+u32 mlx5e_ethtool_get_rxfh_indir_size(struct mlx5e_priv *priv)
{
return MLX5E_INDIR_RQT_SIZE;
}
+static u32 mlx5e_get_rxfh_indir_size(struct net_device *netdev)
+{
+ struct mlx5e_priv *priv = netdev_priv(netdev);
+
+ return mlx5e_ethtool_get_rxfh_indir_size(priv);
+}
+
static int mlx5e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
u8 *hfunc)
{