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Message-Id: <20230111053045.413133-5-saeed@kernel.org>
Date: Tue, 10 Jan 2023 21:30:34 -0800
From: Saeed Mahameed <saeed@...nel.org>
To: "David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Eric Dumazet <edumazet@...gle.com>
Cc: Saeed Mahameed <saeedm@...dia.com>, netdev@...r.kernel.org,
Tariq Toukan <tariqt@...dia.com>, Gal Pressman <gal@...dia.com>
Subject: [net-next 04/15] net/mlx5e: Add Ethernet driver debugfs
From: Gal Pressman <gal@...dia.com>
Similar to the mlx5_core debugfs, lay the groundwork for mlx5e debugfs
files under /sys/kernel/debug/mlx5/<pci>/nic/..
Signed-off-by: Gal Pressman <gal@...dia.com>
Reviewed-by: Tariq Toukan <tariqt@...dia.com>
Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en.h | 1 +
drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 6 ++++++
2 files changed, 7 insertions(+)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 2d77fb8a8a01..7cbd71f0b8ae 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -968,6 +968,7 @@ struct mlx5e_priv {
struct mlx5e_scratchpad scratchpad;
struct mlx5e_htb *htb;
struct mlx5e_mqprio_rl *mqprio_rl;
+ struct dentry *dfs_root;
};
struct mlx5e_rx_handlers {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index cff5f2e29e1e..16c8bbad5b33 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -35,6 +35,7 @@
#include <net/vxlan.h>
#include <net/geneve.h>
#include <linux/bpf.h>
+#include <linux/debugfs.h>
#include <linux/if_bridge.h>
#include <linux/filter.h>
#include <net/page_pool.h>
@@ -5931,6 +5932,9 @@ static int mlx5e_probe(struct auxiliary_device *adev,
priv->profile = profile;
priv->ppriv = NULL;
+ priv->dfs_root = debugfs_create_dir("nic",
+ mlx5_debugfs_get_dev_root(priv->mdev));
+
err = mlx5e_devlink_port_register(priv);
if (err) {
mlx5_core_err(mdev, "mlx5e_devlink_port_register failed, %d\n", err);
@@ -5968,6 +5972,7 @@ static int mlx5e_probe(struct auxiliary_device *adev,
err_devlink_cleanup:
mlx5e_devlink_port_unregister(priv);
err_destroy_netdev:
+ debugfs_remove_recursive(priv->dfs_root);
mlx5e_destroy_netdev(priv);
return err;
}
@@ -5982,6 +5987,7 @@ static void mlx5e_remove(struct auxiliary_device *adev)
mlx5e_suspend(adev, state);
priv->profile->cleanup(priv);
mlx5e_devlink_port_unregister(priv);
+ debugfs_remove_recursive(priv->dfs_root);
mlx5e_destroy_netdev(priv);
}
--
2.39.0
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