diff options
| author | Lama Kayal <lkayal@nvidia.com> | 2022-02-01 12:24:41 +0300 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@nvidia.com> | 2022-02-24 03:08:18 +0300 |
| commit | 7fac0529038021919ef56a9c3218d8012f187cbb (patch) | |
| tree | a6eaadc552ce55baf962cc79c65cbbd155761195 /drivers | |
| parent | fb7e76ea3f3b6238dda2f19a4212052d2caf00aa (diff) | |
| download | linux-7fac0529038021919ef56a9c3218d8012f187cbb.tar.xz | |
net/mlx5e: Add feature check for set fec counters
Fec counters support is checked via the PCAM feature_cap_mask,
bit 0: PPCNT_counter_group_Phy_statistical_counter_group.
Add feature check to avoid faulty behavior.
Fixes: 0a1498ebfa55 ("net/mlx5e: Expose FEC counters via ethtool")
Signed-off-by: Lama Kayal <lkayal@nvidia.com>
Reviewed-by: Gal Pressman <gal@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_stats.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c index 26e326fe503c..00f1d16db456 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c @@ -1254,9 +1254,6 @@ static void fec_set_corrected_bits_total(struct mlx5e_priv *priv, u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {}; int sz = MLX5_ST_SZ_BYTES(ppcnt_reg); - if (!MLX5_CAP_PCAM_FEATURE(mdev, ppcnt_statistical_group)) - return; - MLX5_SET(ppcnt_reg, in, local_port, 1); MLX5_SET(ppcnt_reg, in, grp, MLX5_PHYSICAL_LAYER_STATISTICAL_GROUP); if (mlx5_core_access_reg(mdev, in, sz, ppcnt_phy_statistical, @@ -1272,6 +1269,9 @@ static void fec_set_corrected_bits_total(struct mlx5e_priv *priv, void mlx5e_stats_fec_get(struct mlx5e_priv *priv, struct ethtool_fec_stats *fec_stats) { + if (!MLX5_CAP_PCAM_FEATURE(priv->mdev, ppcnt_statistical_group)) + return; + fec_set_corrected_bits_total(priv, fec_stats); fec_set_block_stats(priv, fec_stats); } |