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path: root/drivers/net/ethernet/mellanox/mlx4/en_rx.c
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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/en_rx.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_rx.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index e8d6ad2dce0a..971d4b6b8dfe 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -853,6 +853,7 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv)
853 struct mlx4_en_rss_map *rss_map = &priv->rss_map; 853 struct mlx4_en_rss_map *rss_map = &priv->rss_map;
854 struct mlx4_qp_context context; 854 struct mlx4_qp_context context;
855 struct mlx4_rss_context *rss_context; 855 struct mlx4_rss_context *rss_context;
856 int rss_rings;
856 void *ptr; 857 void *ptr;
857 u8 rss_mask = (MLX4_RSS_IPV4 | MLX4_RSS_TCP_IPV4 | MLX4_RSS_IPV6 | 858 u8 rss_mask = (MLX4_RSS_IPV4 | MLX4_RSS_TCP_IPV4 | MLX4_RSS_IPV6 |
858 MLX4_RSS_TCP_IPV6); 859 MLX4_RSS_TCP_IPV6);
@@ -893,10 +894,15 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv)
893 mlx4_en_fill_qp_context(priv, 0, 0, 0, 1, priv->base_qpn, 894 mlx4_en_fill_qp_context(priv, 0, 0, 0, 1, priv->base_qpn,
894 priv->rx_ring[0].cqn, &context); 895 priv->rx_ring[0].cqn, &context);
895 896
897 if (!priv->prof->rss_rings || priv->prof->rss_rings > priv->rx_ring_num)
898 rss_rings = priv->rx_ring_num;
899 else
900 rss_rings = priv->prof->rss_rings;
901
896 ptr = ((void *) &context) + offsetof(struct mlx4_qp_context, pri_path) 902 ptr = ((void *) &context) + offsetof(struct mlx4_qp_context, pri_path)
897 + MLX4_RSS_OFFSET_IN_QPC_PRI_PATH; 903 + MLX4_RSS_OFFSET_IN_QPC_PRI_PATH;
898 rss_context = ptr; 904 rss_context = ptr;
899 rss_context->base_qpn = cpu_to_be32(ilog2(priv->rx_ring_num) << 24 | 905 rss_context->base_qpn = cpu_to_be32(ilog2(rss_rings) << 24 |
900 (rss_map->base_qpn)); 906 (rss_map->base_qpn));
901 rss_context->default_qpn = cpu_to_be32(rss_map->base_qpn); 907 rss_context->default_qpn = cpu_to_be32(rss_map->base_qpn);
902 if (priv->mdev->profile.udp_rss) { 908 if (priv->mdev->profile.udp_rss) {