[PATCH net-next V2 3/5] net/mlx5e: Report TX csum netdev stats

[Tariq Toukan <tariqt@nvidia.com>]

From: Gal Pressman <gal@nvidia.com>

Report TX checksum statistics via the netdev queue stats API by mapping
the existing csum_none and csum_partial counters to the csum_none and
needs_csum fields.

Signed-off-by: Gal Pressman <gal@nvidia.com>
Reviewed-by: Dragos Tatulea <dtatulea@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index f20fec154d47..e2f98b1f8636 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -5488,6 +5488,10 @@ static void mlx5e_get_queue_stats_tx(struct net_device *dev, int i,
 	stats->hw_gso_packets =
 		sq_stats->tso_packets + sq_stats->tso_inner_packets;
 	stats->hw_gso_bytes = sq_stats->tso_bytes + sq_stats->tso_inner_bytes;
+
+	stats->csum_none = sq_stats->csum_none;
+	stats->needs_csum =
+		sq_stats->csum_partial + sq_stats->csum_partial_inner;
 }
 
 static void mlx5e_get_base_stats(struct net_device *dev,
@@ -5538,6 +5542,8 @@ static void mlx5e_get_base_stats(struct net_device *dev,
 	tx->bytes = 0;
 	tx->hw_gso_packets = 0;
 	tx->hw_gso_bytes = 0;
+	tx->csum_none = 0;
+	tx->needs_csum = 0;
 
 	for (i = 0; i < priv->stats_nch; i++) {
 		struct mlx5e_channel_stats *channel_stats = priv->channel_stats[i];
@@ -5568,6 +5574,9 @@ static void mlx5e_get_base_stats(struct net_device *dev,
 					      sq_stats->tso_inner_packets;
 			tx->hw_gso_bytes += sq_stats->tso_bytes +
 					    sq_stats->tso_inner_bytes;
+			tx->csum_none += sq_stats->csum_none;
+			tx->needs_csum += sq_stats->csum_partial +
+					  sq_stats->csum_partial_inner;
 		}
 	}
 
@@ -5590,6 +5599,9 @@ static void mlx5e_get_base_stats(struct net_device *dev,
 					      sq_stats->tso_inner_packets;
 			tx->hw_gso_bytes += sq_stats->tso_bytes +
 					    sq_stats->tso_inner_bytes;
+			tx->csum_none += sq_stats->csum_none;
+			tx->needs_csum += sq_stats->csum_partial +
+					  sq_stats->csum_partial_inner;
 		}
 	}
 }
-- 
2.44.0