mlx4_en: eth statistics modification
In native mode display all available staticstics. In SRIOV mode on VF display only SW counters statistics, in SRIOV mode on hypervisor display SW counters and errors (got from FW) statistics. Signed-off-by: Eugenia Emantayev <eugenia@mellanox.co.il> Reviewed-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -183,10 +183,11 @@ static int mlx4_en_set_wol(struct net_device *netdev,
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static int mlx4_en_get_sset_count(struct net_device *dev, int sset)
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{
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struct mlx4_en_priv *priv = netdev_priv(dev);
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int bit_count = hweight64(priv->stats_bitmap);
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switch (sset) {
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case ETH_SS_STATS:
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return NUM_ALL_STATS +
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return (priv->stats_bitmap ? bit_count : NUM_ALL_STATS) +
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(priv->tx_ring_num + priv->rx_ring_num) * 2;
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case ETH_SS_TEST:
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return MLX4_EN_NUM_SELF_TEST - !(priv->mdev->dev->caps.flags
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@ -201,14 +202,34 @@ static void mlx4_en_get_ethtool_stats(struct net_device *dev,
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{
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struct mlx4_en_priv *priv = netdev_priv(dev);
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int index = 0;
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int i;
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int i, j = 0;
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spin_lock_bh(&priv->stats_lock);
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for (i = 0; i < NUM_MAIN_STATS; i++)
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data[index++] = ((unsigned long *) &priv->stats)[i];
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for (i = 0; i < NUM_PORT_STATS; i++)
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data[index++] = ((unsigned long *) &priv->port_stats)[i];
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if (!(priv->stats_bitmap)) {
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for (i = 0; i < NUM_MAIN_STATS; i++)
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data[index++] =
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((unsigned long *) &priv->stats)[i];
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for (i = 0; i < NUM_PORT_STATS; i++)
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data[index++] =
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((unsigned long *) &priv->port_stats)[i];
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for (i = 0; i < NUM_PKT_STATS; i++)
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data[index++] =
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((unsigned long *) &priv->pkstats)[i];
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} else {
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for (i = 0; i < NUM_MAIN_STATS; i++) {
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if ((priv->stats_bitmap >> j) & 1)
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data[index++] =
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((unsigned long *) &priv->stats)[i];
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j++;
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}
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for (i = 0; i < NUM_PORT_STATS; i++) {
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if ((priv->stats_bitmap >> j) & 1)
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data[index++] =
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((unsigned long *) &priv->port_stats)[i];
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j++;
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}
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}
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for (i = 0; i < priv->tx_ring_num; i++) {
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data[index++] = priv->tx_ring[i].packets;
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data[index++] = priv->tx_ring[i].bytes;
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@ -217,8 +238,6 @@ static void mlx4_en_get_ethtool_stats(struct net_device *dev,
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data[index++] = priv->rx_ring[i].packets;
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data[index++] = priv->rx_ring[i].bytes;
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}
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for (i = 0; i < NUM_PKT_STATS; i++)
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data[index++] = ((unsigned long *) &priv->pkstats)[i];
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spin_unlock_bh(&priv->stats_lock);
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}
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@ -247,11 +266,29 @@ static void mlx4_en_get_strings(struct net_device *dev,
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case ETH_SS_STATS:
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/* Add main counters */
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for (i = 0; i < NUM_MAIN_STATS; i++)
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strcpy(data + (index++) * ETH_GSTRING_LEN, main_strings[i]);
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for (i = 0; i< NUM_PORT_STATS; i++)
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strcpy(data + (index++) * ETH_GSTRING_LEN,
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main_strings[i + NUM_MAIN_STATS]);
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if (!priv->stats_bitmap) {
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for (i = 0; i < NUM_MAIN_STATS; i++)
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strcpy(data + (index++) * ETH_GSTRING_LEN,
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main_strings[i]);
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for (i = 0; i < NUM_PORT_STATS; i++)
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strcpy(data + (index++) * ETH_GSTRING_LEN,
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main_strings[i +
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NUM_MAIN_STATS]);
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for (i = 0; i < NUM_PKT_STATS; i++)
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strcpy(data + (index++) * ETH_GSTRING_LEN,
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main_strings[i +
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NUM_MAIN_STATS +
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NUM_PORT_STATS]);
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} else
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for (i = 0; i < NUM_MAIN_STATS + NUM_PORT_STATS; i++) {
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if ((priv->stats_bitmap >> i) & 1) {
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strcpy(data +
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(index++) * ETH_GSTRING_LEN,
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main_strings[i]);
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}
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if (!(priv->stats_bitmap >> i))
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break;
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}
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for (i = 0; i < priv->tx_ring_num; i++) {
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sprintf(data + (index++) * ETH_GSTRING_LEN,
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"tx%d_packets", i);
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@ -264,9 +301,6 @@ static void mlx4_en_get_strings(struct net_device *dev,
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sprintf(data + (index++) * ETH_GSTRING_LEN,
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"rx%d_bytes", i);
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}
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for (i = 0; i< NUM_PKT_STATS; i++)
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strcpy(data + (index++) * ETH_GSTRING_LEN,
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main_strings[i + NUM_MAIN_STATS + NUM_PORT_STATS]);
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break;
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}
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}
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@ -702,6 +702,8 @@ int mlx4_en_start_port(struct net_device *dev)
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/* Schedule multicast task to populate multicast list */
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queue_work(mdev->workqueue, &priv->mcast_task);
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mlx4_set_stats_bitmap(mdev->dev, &priv->stats_bitmap);
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priv->port_up = true;
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netif_tx_start_all_queues(dev);
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return 0;
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@ -476,6 +476,7 @@ struct mlx4_en_priv {
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struct mlx4_en_perf_stats pstats;
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struct mlx4_en_pkt_stats pkstats;
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struct mlx4_en_port_stats port_stats;
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u64 stats_bitmap;
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char *mc_addrs;
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int mc_addrs_cnt;
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struct mlx4_en_stat_out_mbox hw_stats;
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@ -44,6 +44,11 @@
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#define MLX4_VLAN_VALID (1u << 31)
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#define MLX4_VLAN_MASK 0xfff
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#define MLX4_STATS_TRAFFIC_COUNTERS_MASK 0xfULL
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#define MLX4_STATS_TRAFFIC_DROPS_MASK 0xc0ULL
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#define MLX4_STATS_ERROR_COUNTERS_MASK 0x1ffc30ULL
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#define MLX4_STATS_PORT_COUNTERS_MASK 0x1fe00000ULL
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void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table)
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{
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int i;
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@ -903,3 +908,19 @@ int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave,
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return mlx4_common_dump_eth_stats(dev, slave,
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vhcr->in_modifier, outbox);
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}
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void mlx4_set_stats_bitmap(struct mlx4_dev *dev, u64 *stats_bitmap)
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{
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if (!mlx4_is_mfunc(dev)) {
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*stats_bitmap = 0;
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return;
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}
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*stats_bitmap = (MLX4_STATS_TRAFFIC_COUNTERS_MASK |
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MLX4_STATS_TRAFFIC_DROPS_MASK |
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MLX4_STATS_PORT_COUNTERS_MASK);
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if (mlx4_is_master(dev))
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*stats_bitmap |= MLX4_STATS_ERROR_COUNTERS_MASK;
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}
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EXPORT_SYMBOL(mlx4_set_stats_bitmap);
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@ -621,6 +621,7 @@ void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac);
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int mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac);
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int mlx4_get_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn);
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void mlx4_put_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int qpn);
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void mlx4_set_stats_bitmap(struct mlx4_dev *dev, u64 *stats_bitmap);
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int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx);
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int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
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