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net/mlx5e: Report header-data split state through ethtool

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HW-GRO (SHAMPO) packet merger scheme implies header-data split in the
driver, report it through the ethtool interface.

Signed-off-by: Gal Pressman <gal@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Gal Pressman
2022-02-02 11:28:17 +02:00
committed by Saeed Mahameed
parent 769e2695be
commit 07071e47da
4 changed files with 14 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/ethernet/mellanox/mlx5/core/en.h
View File

@@ -1181,7 +1181,8 @@ int mlx5e_ethtool_get_sset_count(struct mlx5e_priv *priv, int sset);
void mlx5e_ethtool_get_ethtool_stats(struct mlx5e_priv *priv,
struct ethtool_stats *stats, u64 *data);
void mlx5e_ethtool_get_ringparam(struct mlx5e_priv *priv,
struct ethtool_ringparam *param);
struct ethtool_ringparam *param,
struct kernel_ethtool_ringparam *kernel_param);
int mlx5e_ethtool_set_ringparam(struct mlx5e_priv *priv,
struct ethtool_ringparam *param);
void mlx5e_ethtool_get_channels(struct mlx5e_priv *priv,

12
drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
View File

@@ -30,6 +30,8 @@
* SOFTWARE.
*/
#include <linux/ethtool_netlink.h>
#include "en.h"
#include "en/port.h"
#include "en/params.h"
@@ -305,12 +307,18 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev,
}
void mlx5e_ethtool_get_ringparam(struct mlx5e_priv *priv,
struct ethtool_ringparam *param)
struct ethtool_ringparam *param,
struct kernel_ethtool_ringparam *kernel_param)
{
param->rx_max_pending = 1 << MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE;
param->tx_max_pending = 1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE;
param->rx_pending = 1 << priv->channels.params.log_rq_mtu_frames;
param->tx_pending = 1 << priv->channels.params.log_sq_size;
kernel_param->tcp_data_split =
(priv->channels.params.packet_merge.type == MLX5E_PACKET_MERGE_SHAMPO) ?
ETHTOOL_TCP_DATA_SPLIT_ENABLED :
ETHTOOL_TCP_DATA_SPLIT_DISABLED;
}
static void mlx5e_get_ringparam(struct net_device *dev,
@@ -320,7 +328,7 @@ static void mlx5e_get_ringparam(struct net_device *dev,
{
struct mlx5e_priv *priv = netdev_priv(dev);
mlx5e_ethtool_get_ringparam(priv, param);
mlx5e_ethtool_get_ringparam(priv, param, kernel_param);
}
int mlx5e_ethtool_set_ringparam(struct mlx5e_priv *priv,

2
drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
View File

@@ -229,7 +229,7 @@ mlx5e_rep_get_ringparam(struct net_device *dev,
{
struct mlx5e_priv *priv = netdev_priv(dev);
mlx5e_ethtool_get_ringparam(priv, param);
mlx5e_ethtool_get_ringparam(priv, param, kernel_param);
}
static int

2
drivers/net/ethernet/mellanox/mlx5/core/ipoib/ethtool.c
View File

@@ -83,7 +83,7 @@ static void mlx5i_get_ringparam(struct net_device *dev,
{
struct mlx5e_priv *priv = mlx5i_epriv(dev);
mlx5e_ethtool_get_ringparam(priv, param);
mlx5e_ethtool_get_ringparam(priv, param, kernel_param);
}
static int mlx5i_set_channels(struct net_device *dev,