Merge tag 'for-3.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb...

[karo-tx-linux.git] / drivers / net / ethernet / mellanox / mlx4 / en_rx.c

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index e8d6ad2dce0afaaa2ffd27017238cd0482334039..971d4b6b8dfee21aed00724fd3af8a36fc8f6608 100644 (file)
--- 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)
        struct mlx4_en_rss_map *rss_map = &priv->rss_map;
        struct mlx4_qp_context context;
        struct mlx4_rss_context *rss_context;
+       int rss_rings;
        void *ptr;
        u8 rss_mask = (MLX4_RSS_IPV4 | MLX4_RSS_TCP_IPV4 | MLX4_RSS_IPV6 |
                        MLX4_RSS_TCP_IPV6);
@@ -893,10 +894,15 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv)
        mlx4_en_fill_qp_context(priv, 0, 0, 0, 1, priv->base_qpn,
                                priv->rx_ring[0].cqn, &context);
 
+       if (!priv->prof->rss_rings || priv->prof->rss_rings > priv->rx_ring_num)
+               rss_rings = priv->rx_ring_num;
+       else
+               rss_rings = priv->prof->rss_rings;
+
        ptr = ((void *) &context) + offsetof(struct mlx4_qp_context, pri_path)
                                        + MLX4_RSS_OFFSET_IN_QPC_PRI_PATH;
        rss_context = ptr;
-       rss_context->base_qpn = cpu_to_be32(ilog2(priv->rx_ring_num) << 24 |
+       rss_context->base_qpn = cpu_to_be32(ilog2(rss_rings) << 24 |
                                            (rss_map->base_qpn));
        rss_context->default_qpn = cpu_to_be32(rss_map->base_qpn);
        if (priv->mdev->profile.udp_rss) {