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Commit c8cf78fe authored by Tariq Toukan's avatar Tariq Toukan Committed by David S. Miller
Browse files

net/mlx5e: Add ethtool counter for TX xmit_more 



Add a counter in ethtool for the number of times that
TX xmit_more was used.

Signed-off-by: default avatarTariq Toukan <tariqt@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent cc8e9ebf

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

+1 −0
Original line number Diff line number Diff line
@@ -155,6 +155,7 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv) 
			s->tx_queue_stopped	+= sq_stats->stopped;

			s->tx_queue_wake	+= sq_stats->wake;

			s->tx_queue_dropped	+= sq_stats->dropped;

			s->tx_xmit_more		+= sq_stats->xmit_more;

			s->tx_csum_partial_inner += sq_stats->csum_partial_inner;

			tx_offload_none		+= sq_stats->csum_none;

		}

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

+4 −0
Original line number Diff line number Diff line
@@ -70,6 +70,7 @@ struct mlx5e_sw_stats { 
	u64 tx_queue_stopped;

	u64 tx_queue_wake;

	u64 tx_queue_dropped;

	u64 tx_xmit_more;

	u64 rx_wqe_err;

	u64 rx_mpwqe_filler;

	u64 rx_mpwqe_frag;
@@ -101,6 +102,7 @@ static const struct counter_desc sw_stats_desc[] = { 
	{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_stopped) },

	{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_wake) },

	{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_dropped) },

	{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_xmit_more) },

	{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_wqe_err) },

	{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_mpwqe_filler) },

	{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_mpwqe_frag) },
@@ -298,6 +300,7 @@ struct mlx5e_sq_stats { 
	/* commonly accessed in data path */

	u64 packets;

	u64 bytes;

	u64 xmit_more;

	u64 tso_packets;

	u64 tso_bytes;

	u64 tso_inner_packets;
@@ -324,6 +327,7 @@ static const struct counter_desc sq_stats_desc[] = { 
	{ MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, stopped) },

	{ MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, wake) },

	{ MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, dropped) },

	{ MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, xmit_more) },

};



#define NUM_SW_COUNTERS			ARRAY_SIZE(sw_stats_desc)

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

+1 −0
Original line number Diff line number Diff line
@@ -375,6 +375,7 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) 


	sq->stats.packets++;

	sq->stats.bytes += num_bytes;

	sq->stats.xmit_more += skb->xmit_more;

	return NETDEV_TX_OK;



dma_unmap_wqe_err: