mlx4_en: Removed Interrupt moderation module parameters

They are controlled through Ethtool interface, no need to have two
ways to modify them.

Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/mlx4/en_netdev.c b/drivers/net/mlx4/en_netdev.c
index 11b793a..ebada3c 100644 (file)
--- a/drivers/net/mlx4/en_netdev.c
+++ b/drivers/net/mlx4/en_netdev.c
@@ -369,7 +369,6 @@ static struct net_device_stats *mlx4_en_get_stats(struct net_device *dev)
 
 static void mlx4_en_set_default_moderation(struct mlx4_en_priv *priv)
 {
-       struct mlx4_en_dev *mdev = priv->mdev;
        struct mlx4_en_cq *cq;
        int i;
 
@@ -379,15 +378,8 @@ static void mlx4_en_set_default_moderation(struct mlx4_en_priv *priv)
         *   satisfy our coelsing target.
         * - moder_time is set to a fixed value.
         */
-       priv->rx_frames = (mdev->profile.rx_moder_cnt ==
-                          MLX4_EN_AUTO_CONF) ?
-                               MLX4_EN_RX_COAL_TARGET /
-                               priv->dev->mtu + 1 :
-                               mdev->profile.rx_moder_cnt;
-       priv->rx_usecs = (mdev->profile.rx_moder_time ==
-                         MLX4_EN_AUTO_CONF) ?
-                               MLX4_EN_RX_COAL_TIME :
-                               mdev->profile.rx_moder_time;
+       priv->rx_frames = MLX4_EN_RX_COAL_TARGET / priv->dev->mtu + 1;
+       priv->rx_usecs = MLX4_EN_RX_COAL_TIME;
        mlx4_dbg(INTR, priv, "Default coalesing params for mtu:%d - "
                             "rx_frames:%d rx_usecs:%d\n",
                 priv->dev->mtu, priv->rx_frames, priv->rx_usecs);
@@ -411,7 +403,7 @@ static void mlx4_en_set_default_moderation(struct mlx4_en_priv *priv)
        priv->pkt_rate_high = MLX4_EN_RX_RATE_HIGH;
        priv->rx_usecs_high = MLX4_EN_RX_COAL_TIME_HIGH;
        priv->sample_interval = MLX4_EN_SAMPLE_INTERVAL;
-       priv->adaptive_rx_coal = mdev->profile.auto_moder;
+       priv->adaptive_rx_coal = 1;
        priv->last_moder_time = MLX4_EN_AUTO_CONF;
        priv->last_moder_jiffies = 0;
        priv->last_moder_packets = 0;

diff --git a/drivers/net/mlx4/en_params.c b/drivers/net/mlx4/en_params.c
index 95706ee..86f4031 100644 (file)
--- a/drivers/net/mlx4/en_params.c
+++ b/drivers/net/mlx4/en_params.c
@@ -71,13 +71,6 @@ MLX4_EN_PARM_INT(pfctx, 0, "Priority based Flow Control policy on TX[7:0]."
 MLX4_EN_PARM_INT(pfcrx, 0, "Priority based Flow Control policy on RX[7:0]."
                           " Per priority bit mask");
 
-/* Interrupt moderation tunning */
-MLX4_EN_PARM_INT(rx_moder_cnt, MLX4_EN_AUTO_CONF,
-              "Max coalesced descriptors for Rx interrupt moderation");
-MLX4_EN_PARM_INT(rx_moder_time, MLX4_EN_AUTO_CONF,
-              "Timeout following last packet for Rx interrupt moderation");
-MLX4_EN_PARM_INT(auto_moder, 1, "Enable dynamic interrupt moderation");
-
 MLX4_EN_PARM_INT(rx_ring_num1, 0, "Number or Rx rings for port 1 (0 = #cores)");
 MLX4_EN_PARM_INT(rx_ring_num2, 0, "Number or Rx rings for port 2 (0 = #cores)");
 
@@ -92,9 +85,6 @@ int mlx4_en_get_profile(struct mlx4_en_dev *mdev)
        struct mlx4_en_profile *params = &mdev->profile;
        int i;
 
-       params->rx_moder_cnt = min_t(int, rx_moder_cnt, MLX4_EN_AUTO_CONF);
-       params->rx_moder_time = min_t(int, rx_moder_time, MLX4_EN_AUTO_CONF);
-       params->auto_moder = auto_moder;
        params->rss_xor = (rss_xor != 0);
        params->rss_mask = rss_mask & 0x1f;
        params->num_lro = min_t(int, num_lro , MLX4_EN_MAX_LRO_DESCRIPTORS);

diff --git a/drivers/net/mlx4/mlx4_en.h b/drivers/net/mlx4/mlx4_en.h
index e071115..e782097 100644 (file)
--- a/drivers/net/mlx4/mlx4_en.h
+++ b/drivers/net/mlx4/mlx4_en.h
@@ -333,9 +333,6 @@ struct mlx4_en_profile {
        u8 rss_mask;
        u32 active_ports;
        u32 small_pkt_int;
-       int rx_moder_cnt;
-       int rx_moder_time;
-       int auto_moder;
        u8 no_reset;
        struct mlx4_en_port_profile prof[MLX4_MAX_PORTS + 1];
 };