From: Saeed Mahameed <saeed@kernel.org>
To: "David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Eric Dumazet <edumazet@google.com>
Cc: Saeed Mahameed <saeedm@nvidia.com>,
netdev@vger.kernel.org, Tariq Toukan <tariqt@nvidia.com>,
Gal Pressman <gal@nvidia.com>
Subject: [net-next 15/15] net/mlx5e: ethtool: get_link_ext_stats for PHY down events
Date: Sat, 12 Nov 2022 02:21:47 -0800 [thread overview]
Message-ID: <20221112102147.496378-16-saeed@kernel.org> (raw)
In-Reply-To: <20221112102147.496378-1-saeed@kernel.org>
From: Saeed Mahameed <saeedm@nvidia.com>
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>
---
.../ethernet/mellanox/mlx5/core/en_ethtool.c | 1 +
.../net/ethernet/mellanox/mlx5/core/en_stats.c | 17 +++++++++++++++++
.../net/ethernet/mellanox/mlx5/core/en_stats.h | 2 ++
3 files changed, 20 insertions(+)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index 24aa25da482b..d9397ffb396b 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 03c1841970f1..70c4ea3841d7 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 9f781085be47..cbc831ca646b 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 */
--
2.38.1
prev parent reply other threads:[~2022-11-12 10:22 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-12 10:21 [pull request][net-next 00/15] mlx5 updates 2022-11-12 Saeed Mahameed
2022-11-12 10:21 ` [net-next 01/15] net/mlx5: Bridge, Use debug instead of warn if entry doesn't exists Saeed Mahameed
2022-11-14 11:40 ` patchwork-bot+netdevbpf
2022-11-12 10:21 ` [net-next 02/15] net/mlx5: Fix spelling mistake "destoy" -> "destroy" Saeed Mahameed
2022-11-12 10:21 ` [net-next 03/15] net/mlx5: Unregister traps on driver unload flow Saeed Mahameed
2022-11-12 10:21 ` [net-next 04/15] net/mlx5: Expose vhca_id to debugfs Saeed Mahameed
2022-11-12 10:21 ` [net-next 05/15] net/mlx5e: remove unused list in arfs Saeed Mahameed
2022-11-12 10:21 ` [net-next 06/15] net/mlx5e: Use clamp operation instead of open coding it Saeed Mahameed
2022-11-12 10:21 ` [net-next 07/15] net/mlx5e: Support enhanced CQE compression Saeed Mahameed
2022-11-12 10:21 ` [net-next 08/15] net/mlx5e: Move params kernel log print to probe function Saeed Mahameed
2022-11-12 10:21 ` [net-next 09/15] net/mlx5e: Add error flow when failing update_rx Saeed Mahameed
2022-11-12 10:21 ` [net-next 10/15] net/mlx5e: TC, Remove redundant WARN_ON() Saeed Mahameed
2022-11-12 10:21 ` [net-next 11/15] net/mlx5e: kTLS, Remove unused work field Saeed Mahameed
2022-11-12 10:21 ` [net-next 12/15] net/mlx5e: kTLS, Remove unnecessary per-callback completion Saeed Mahameed
2022-11-12 10:21 ` [net-next 13/15] net/mlx5e: kTLS, Use a single async context object per a callback bulk Saeed Mahameed
2022-11-12 10:21 ` [net-next 14/15] net/mlx5e: CT, optimize pre_ct table lookup Saeed Mahameed
2022-11-12 10:21 ` Saeed Mahameed [this message]
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