From: Saeed Mahameed Date: Wed, 26 Oct 2022 10:26:31 +0000 (+0100) Subject: net/mlx5e: ethtool: get_link_ext_stats for PHY down events X-Git-Tag: v6.6.7~3913^2~217^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e07c4924a77dbf21bf1973411149784cfa5d3b27;p=platform%2Fkernel%2Flinux-starfive.git 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 Reviewed-by: Gal Pressman --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 24aa25d..d9397ff 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -2463,4 +2463,5 @@ const struct ethtool_ops mlx5e_ethtool_ops = { .get_eth_mac_stats = mlx5e_get_eth_mac_stats, .get_eth_ctrl_stats = mlx5e_get_eth_ctrl_stats, .get_rmon_stats = mlx5e_get_rmon_stats, + .get_link_ext_stats = mlx5e_get_link_ext_stats }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c index 03c1841..70c4ea38 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c @@ -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); } +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) { u32 out[MLX5_ST_SZ_DW(pmlp_reg)] = {}; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h index 9f78108..cbc831c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h @@ -126,6 +126,8 @@ void mlx5e_stats_eth_ctrl_get(struct mlx5e_priv *priv, void mlx5e_stats_rmon_get(struct mlx5e_priv *priv, struct ethtool_rmon_stats *rmon, 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 */