Commit c57d2358 authored by Feras Daoud's avatar Feras Daoud Committed by David S. Miller
Browse files

net/mlx5e: IPoIB, Add ndo stats support for IPoIB netdevices 



Expose RX and TX counters by implementing ndo_get_stats64 operation for
both parent devices.
After this change, all the relevant statistics can be retrieved using
ifconfig.

Signed-off-by: default avatarFeras Daoud <ferasda@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarTariq Toukan <tariqt@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6dae6f06

drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c

+42 −0
Original line number Diff line number Diff line
@@ -45,6 +45,7 @@ static int mlx5i_change_mtu(struct net_device *netdev, int new_mtu); 
static const struct net_device_ops mlx5i_netdev_ops = {

	.ndo_open                = mlx5i_open,

	.ndo_stop                = mlx5i_close,

	.ndo_get_stats64         = mlx5i_get_stats,

	.ndo_init                = mlx5i_dev_init,

	.ndo_uninit              = mlx5i_dev_cleanup,

	.ndo_change_mtu          = mlx5i_change_mtu,
@@ -115,6 +116,47 @@ static void mlx5i_cleanup(struct mlx5e_priv *priv) 
	/* Do nothing .. */

}



void mlx5i_grp_sw_update_stats(struct mlx5e_priv *priv)

{

	struct mlx5e_sw_stats s = { 0 };

	int i, j;



	for (i = 0; i < priv->profile->max_nch(priv->mdev); i++) {

		struct mlx5e_channel_stats *channel_stats;

		struct mlx5e_rq_stats *rq_stats;



		channel_stats = &priv->channel_stats[i];

		rq_stats = &channel_stats->rq;



		s.rx_packets += rq_stats->packets;

		s.rx_bytes   += rq_stats->bytes;



		for (j = 0; j < priv->max_opened_tc; j++) {

			struct mlx5e_sq_stats *sq_stats = &channel_stats->sq[j];



			s.tx_packets           += sq_stats->packets;

			s.tx_bytes             += sq_stats->bytes;

			s.tx_queue_dropped     += sq_stats->dropped;

		}

	}



	memcpy(&priv->stats.sw, &s, sizeof(s));

}



void mlx5i_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats)

{

	struct mlx5e_priv     *priv   = mlx5i_epriv(dev);

	struct mlx5e_sw_stats *sstats = &priv->stats.sw;



	mlx5i_grp_sw_update_stats(priv);



	stats->rx_packets = sstats->rx_packets;

	stats->rx_bytes   = sstats->rx_bytes;

	stats->tx_packets = sstats->tx_packets;

	stats->tx_bytes   = sstats->tx_bytes;

	stats->tx_dropped = sstats->tx_queue_dropped;

}



int mlx5i_init_underlay_qp(struct mlx5e_priv *priv)

{

	struct mlx5_core_dev *mdev = priv->mdev;

drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h

+1 −0
Original line number Diff line number Diff line
@@ -121,6 +121,7 @@ static inline void mlx5i_sq_fetch_wqe(struct mlx5e_txqsq *sq, 
netdev_tx_t mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,

			  struct mlx5_av *av, u32 dqpn, u32 dqkey);

void mlx5i_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);

void mlx5i_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats);



#endif /* CONFIG_MLX5_CORE_IPOIB */

#endif /* __MLX5E_IPOB_H__ */

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