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net/mlx5e: ethtool: get_link_ext_stats for PHY down events 

Implement ethtool_op get_link_ext_stats for PHY down events

Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Reviewed-by: Gal Pressman <gal@nvidia.com>
This commit is contained in:
Saeed Mahameed 2022-10-26 11:26:31 +01:00
parent 05bb74c29d
commit e07c4924a7
3 changed files with 20 additions and 0 deletions
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1
drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
View File

@ -2463,4 +2463,5 @@ const struct ethtool_ops mlx5e_ethtool_ops = {
.get_eth_mac_stats = mlx5e_get_eth_mac_stats, .get_eth_mac_stats = mlx5e_get_eth_mac_stats,
.get_eth_ctrl_stats = mlx5e_get_eth_ctrl_stats, .get_eth_ctrl_stats = mlx5e_get_eth_ctrl_stats,
.get_rmon_stats = mlx5e_get_rmon_stats, .get_rmon_stats = mlx5e_get_rmon_stats,
.get_link_ext_stats = mlx5e_get_link_ext_stats
}; };

17
drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
View File

@ -1241,6 +1241,23 @@ static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(phy)
mlx5_core_access_reg(mdev, in, sz, out, sz, MLX5_REG_PPCNT, 0, 0); mlx5_core_access_reg(mdev, in, sz, out, sz, MLX5_REG_PPCNT, 0, 0);
} }
void mlx5e_get_link_ext_stats(struct net_device *dev,
struct ethtool_link_ext_stats *stats)
{
struct mlx5e_priv *priv = netdev_priv(dev);
u32 out[MLX5_ST_SZ_DW(ppcnt_reg)] = {};
u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {};
int sz = MLX5_ST_SZ_BYTES(ppcnt_reg);
MLX5_SET(ppcnt_reg, in, local_port, 1);
MLX5_SET(ppcnt_reg, in, grp, MLX5_PHYSICAL_LAYER_COUNTERS_GROUP);
mlx5_core_access_reg(priv->mdev, in, sz, out,
MLX5_ST_SZ_BYTES(ppcnt_reg), MLX5_REG_PPCNT, 0, 0);
stats->link_down_events = MLX5_GET(ppcnt_reg, out,
counter_set.phys_layer_cntrs.link_down_events);
}
static int fec_num_lanes(struct mlx5_core_dev *dev) static int fec_num_lanes(struct mlx5_core_dev *dev)
{ {
u32 out[MLX5_ST_SZ_DW(pmlp_reg)] = {}; u32 out[MLX5_ST_SZ_DW(pmlp_reg)] = {};

2
drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
View File

@ -126,6 +126,8 @@ void mlx5e_stats_eth_ctrl_get(struct mlx5e_priv *priv,
void mlx5e_stats_rmon_get(struct mlx5e_priv *priv, void mlx5e_stats_rmon_get(struct mlx5e_priv *priv,
struct ethtool_rmon_stats *rmon, struct ethtool_rmon_stats *rmon,
const struct ethtool_rmon_hist_range **ranges); const struct ethtool_rmon_hist_range **ranges);
void mlx5e_get_link_ext_stats(struct net_device *dev,
struct ethtool_link_ext_stats *stats);
/* Concrete NIC Stats */ /* Concrete NIC Stats */