Commit e95c5b9e authored by Tariq Toukan's avatar Tariq Toukan Committed by Jakub Kicinski
Browse files

net/mlx5e: SHAMPO, Add header-only ethtool counters for header data split 



Count the number of header-only packets and bytes from SHAMPO.

Signed-off-by: default avatarDragos Tatulea <dtatulea@nvidia.com>
Signed-off-by: default avatarTariq Toukan <tariqt@nvidia.com>
Link: https://lore.kernel.org/r/20240603212219.1037656-12-tariqt@nvidia.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 16f448d4

Documentation/networking/device_drivers/ethernet/mellanox/mlx5/counters.rst

+9 −0
Original line number Diff line number Diff line
@@ -209,6 +209,15 @@ the software port. 
       headers that require additional memory to be allocated.

     - Informative



   * - `rx[i]_hds_nodata_packets`

     - Number of header only packets in header/data split mode [#accel]_.

     - Informative



   * - `rx[i]_hds_nodata_bytes`

     - Number of bytes for header only packets in header/data split mode

       [#accel]_.

     - Informative



   * - `rx[i]_lro_packets`

     - The number of LRO packets received on ring i [#accel]_.

     - Acceleration

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

+3 −0
Original line number Diff line number Diff line
@@ -2331,6 +2331,9 @@ static void mlx5e_handle_rx_cqe_mpwrq_shampo(struct mlx5e_rq *rq, struct mlx5_cq 


			frag_page = &wi->alloc_units.frag_pages[page_idx];

			mlx5e_shampo_fill_skb_data(*skb, rq, frag_page, data_bcnt, data_offset);

		} else {

			stats->hds_nodata_packets++;

			stats->hds_nodata_bytes += head_size;

		}

	}

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

+4 −0
Original line number Diff line number Diff line
@@ -343,6 +343,8 @@ static void mlx5e_stats_grp_sw_update_stats_rq_stats(struct mlx5e_sw_stats *s, 
	s->rx_gro_bytes               += rq_stats->gro_bytes;

	s->rx_gro_skbs                += rq_stats->gro_skbs;

	s->rx_gro_large_hds           += rq_stats->gro_large_hds;

	s->rx_hds_nodata_packets      += rq_stats->hds_nodata_packets;

	s->rx_hds_nodata_bytes        += rq_stats->hds_nodata_bytes;

	s->rx_ecn_mark                += rq_stats->ecn_mark;

	s->rx_removed_vlan_packets    += rq_stats->removed_vlan_packets;

	s->rx_csum_none               += rq_stats->csum_none;
@@ -2056,6 +2058,8 @@ static const struct counter_desc rq_stats_desc[] = { 
	{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, gro_bytes) },

	{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, gro_skbs) },

	{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, gro_large_hds) },

	{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, hds_nodata_packets) },

	{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, hds_nodata_bytes) },

	{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, ecn_mark) },

	{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, removed_vlan_packets) },

	{ MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, wqe_err) },

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

+4 −0
Original line number Diff line number Diff line
@@ -154,6 +154,8 @@ struct mlx5e_sw_stats { 
	u64 rx_gro_bytes;

	u64 rx_gro_skbs;

	u64 rx_gro_large_hds;

	u64 rx_hds_nodata_packets;

	u64 rx_hds_nodata_bytes;

	u64 rx_mcast_packets;

	u64 rx_ecn_mark;

	u64 rx_removed_vlan_packets;
@@ -352,6 +354,8 @@ struct mlx5e_rq_stats { 
	u64 gro_bytes;

	u64 gro_skbs;

	u64 gro_large_hds;

	u64 hds_nodata_packets;

	u64 hds_nodata_bytes;

	u64 mcast_packets;

	u64 ecn_mark;

	u64 removed_vlan_packets;