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net/mlx5e: Add counter for MPWQE filler strides
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Add ethtool counter to indicate the number of strides consumed
by filler CQEs.

Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
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Tariq Toukan authored and Saeed Mahameed committed Jun 28, 2018
1 parent a1bf74d commit b71ba6b
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Showing 3 changed files with 14 additions and 6 deletions.
5 changes: 4 additions & 1 deletion drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1263,7 +1263,10 @@ void mlx5e_handle_rx_cqe_mpwrq(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
}

if (unlikely(mpwrq_is_filler_cqe(cqe))) {
rq->stats->mpwqe_filler++;
struct mlx5e_rq_stats *stats = rq->stats;

stats->mpwqe_filler_cqes++;
stats->mpwqe_filler_strides += cstrides;
goto mpwrq_cqe_out;
}

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9 changes: 6 additions & 3 deletions drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
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Original file line number Diff line number Diff line change
Expand Up @@ -73,7 +73,8 @@ static const struct counter_desc sw_stats_desc[] = {
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_udp_seg_rem) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_cqe_err) },
{ 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_filler_cqes) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_mpwqe_filler_strides) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_buff_alloc_err) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_cqe_compress_blks) },
{ MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_cqe_compress_pkts) },
Expand Down Expand Up @@ -144,7 +145,8 @@ void mlx5e_grp_sw_update_stats(struct mlx5e_priv *priv)
s->rx_xdp_tx_cqe += rq_stats->xdp_tx_cqe;
s->rx_xdp_tx_full += rq_stats->xdp_tx_full;
s->rx_wqe_err += rq_stats->wqe_err;
s->rx_mpwqe_filler += rq_stats->mpwqe_filler;
s->rx_mpwqe_filler_cqes += rq_stats->mpwqe_filler_cqes;
s->rx_mpwqe_filler_strides += rq_stats->mpwqe_filler_strides;
s->rx_buff_alloc_err += rq_stats->buff_alloc_err;
s->rx_cqe_compress_blks += rq_stats->cqe_compress_blks;
s->rx_cqe_compress_pkts += rq_stats->cqe_compress_pkts;
Expand Down Expand Up @@ -1129,7 +1131,8 @@ static const struct counter_desc rq_stats_desc[] = {
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, lro_bytes) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, removed_vlan_packets) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, wqe_err) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, mpwqe_filler) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, mpwqe_filler_cqes) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, mpwqe_filler_strides) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, buff_alloc_err) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, cqe_compress_blks) },
{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, cqe_compress_pkts) },
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6 changes: 4 additions & 2 deletions drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
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Original file line number Diff line number Diff line change
Expand Up @@ -84,7 +84,8 @@ struct mlx5e_sw_stats {
u64 tx_udp_seg_rem;
u64 tx_cqe_err;
u64 rx_wqe_err;
u64 rx_mpwqe_filler;
u64 rx_mpwqe_filler_cqes;
u64 rx_mpwqe_filler_strides;
u64 rx_buff_alloc_err;
u64 rx_cqe_compress_blks;
u64 rx_cqe_compress_pkts;
Expand Down Expand Up @@ -180,7 +181,8 @@ struct mlx5e_rq_stats {
u64 xdp_tx_cqe;
u64 xdp_tx_full;
u64 wqe_err;
u64 mpwqe_filler;
u64 mpwqe_filler_cqes;
u64 mpwqe_filler_strides;
u64 buff_alloc_err;
u64 cqe_compress_blks;
u64 cqe_compress_pkts;
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