net/mlx4_en: Low Latency recv statistics

[~andy/linux] / drivers / net / ethernet / mellanox / mlx4 / en_ethtool.c

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
index c9e6b62dd000955565fb0186d334221a834b0a40..727874f575cedc80e65d52d4918007151feb3c09 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
@@ -222,7 +222,12 @@ static int mlx4_en_get_sset_count(struct net_device *dev, int sset)
        switch (sset) {
        case ETH_SS_STATS:
                return (priv->stats_bitmap ? bit_count : NUM_ALL_STATS) +
-                       (priv->tx_ring_num + priv->rx_ring_num) * 2;
+                       (priv->tx_ring_num * 2) +
+#ifdef CONFIG_NET_LL_RX_POLL
+                       (priv->rx_ring_num * 5);
+#else
+                       (priv->rx_ring_num * 2);
+#endif
        case ETH_SS_TEST:
                return MLX4_EN_NUM_SELF_TEST - !(priv->mdev->dev->caps.flags
                                        & MLX4_DEV_CAP_FLAG_UC_LOOPBACK) * 2;
@@ -271,6 +276,11 @@ static void mlx4_en_get_ethtool_stats(struct net_device *dev,
        for (i = 0; i < priv->rx_ring_num; i++) {
                data[index++] = priv->rx_ring[i].packets;
                data[index++] = priv->rx_ring[i].bytes;
+#ifdef CONFIG_NET_LL_RX_POLL
+               data[index++] = priv->rx_ring[i].yields;
+               data[index++] = priv->rx_ring[i].misses;
+               data[index++] = priv->rx_ring[i].cleaned;
+#endif
        }
        spin_unlock_bh(&priv->stats_lock);
 
@@ -334,6 +344,14 @@ static void mlx4_en_get_strings(struct net_device *dev,
                                "rx%d_packets", i);
                        sprintf(data + (index++) * ETH_GSTRING_LEN,
                                "rx%d_bytes", i);
+#ifdef CONFIG_NET_LL_RX_POLL
+                       sprintf(data + (index++) * ETH_GSTRING_LEN,
+                               "rx%d_napi_yield", i);
+                       sprintf(data + (index++) * ETH_GSTRING_LEN,
+                               "rx%d_misses", i);
+                       sprintf(data + (index++) * ETH_GSTRING_LEN,
+                               "rx%d_cleaned", i);
+#endif
                }
                break;
        }