No need to generate a unique key per TIR.
Generating a single key per netdev and copying it to all
its TIRs.
Signed-off-by: Achiad Shochat <ach...@mellanox.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en.h | 1 +
drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 5 ++++-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h
b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index e9d7d90..7b2b743 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -273,6 +273,7 @@ struct mlx5e_params {
u32 lro_wqe_sz;
u8 rss_hfunc;
u16 tx_max_inline;
+ u8 toeplitz_hash_key[40];
};
enum {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 111427b..662ca67 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -1611,7 +1611,7 @@ static void mlx5e_build_tir_ctx(struct mlx5e_priv *priv,
u32 *tirc, int tt)
rx_hash_toeplitz_key);
MLX5_SET(tirc, tirc, rx_hash_symmetric, 1);
- netdev_rss_key_fill(rss_key, len);
+ memcpy(rss_key, priv->params.toeplitz_hash_key, len);
}
break;
}
@@ -1939,6 +1939,9 @@ static void mlx5e_build_netdev_priv(struct mlx5_core_dev
*mdev,
priv->params.default_vlan_prio = 0;
priv->params.rss_hfunc = ETH_RSS_HASH_XOR;
+ netdev_rss_key_fill(priv->params.toeplitz_hash_key,
+ sizeof(priv->params.toeplitz_hash_key));
+
priv->params.lro_en = false && !!MLX5_CAP_ETH(priv->mdev, lro_cap);
priv->params.lro_wqe_sz =
MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ;
--
1.8.3.1
--
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