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Message-Id: <874f16edb960923bb25c83382d96cd4cb3732485.1650363043.git.leonro@nvidia.com>
Date: Tue, 19 Apr 2022 13:13:46 +0300
From: Leon Romanovsky <leon@...nel.org>
To: Paolo Abeni <pabeni@...hat.com>, Jakub Kicinski <kuba@...nel.org>,
"David S . Miller" <davem@...emloft.net>
Cc: Leon Romanovsky <leonro@...dia.com>,
Jason Gunthorpe <jgg@...dia.com>,
Saeed Mahameed <saeedm@...dia.com>,
linux-netdev <netdev@...r.kernel.org>,
Raed Salem <raeds@...dia.com>
Subject: [PATCH net-next v1 10/17] net/mlx5: Clean IPsec FS add/delete rules
From: Leon Romanovsky <leonro@...dia.com>
Reuse existing struct to pass parameters instead of open code them.
Reviewed-by: Raed Salem <raeds@...dia.com>
Signed-off-by: Leon Romanovsky <leonro@...dia.com>
---
.../mellanox/mlx5/core/en_accel/ipsec.c | 10 +---
.../mellanox/mlx5/core/en_accel/ipsec.h | 7 +--
.../mellanox/mlx5/core/en_accel/ipsec_fs.c | 55 ++++++++++---------
3 files changed, 34 insertions(+), 38 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
index 537311a74bfb..81c9831ad286 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
@@ -313,9 +313,7 @@ static int mlx5e_xfrm_add_state(struct xfrm_state *x)
if (err)
goto err_xfrm;
- err = mlx5e_accel_ipsec_fs_add_rule(priv, &sa_entry->attrs,
- sa_entry->ipsec_obj_id,
- &sa_entry->ipsec_rule);
+ err = mlx5e_accel_ipsec_fs_add_rule(priv, sa_entry);
if (err)
goto err_hw_ctx;
@@ -333,8 +331,7 @@ static int mlx5e_xfrm_add_state(struct xfrm_state *x)
goto out;
err_add_rule:
- mlx5e_accel_ipsec_fs_del_rule(priv, &sa_entry->attrs,
- &sa_entry->ipsec_rule);
+ mlx5e_accel_ipsec_fs_del_rule(priv, sa_entry);
err_hw_ctx:
mlx5_ipsec_free_sa_ctx(sa_entry);
err_xfrm:
@@ -357,8 +354,7 @@ static void mlx5e_xfrm_free_state(struct xfrm_state *x)
struct mlx5e_priv *priv = netdev_priv(x->xso.dev);
cancel_work_sync(&sa_entry->modify_work.work);
- mlx5e_accel_ipsec_fs_del_rule(priv, &sa_entry->attrs,
- &sa_entry->ipsec_rule);
+ mlx5e_accel_ipsec_fs_del_rule(priv, sa_entry);
mlx5_ipsec_free_sa_ctx(sa_entry);
kfree(sa_entry);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
index cdcb95f90623..af1467cbb7c7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
@@ -176,12 +176,9 @@ struct xfrm_state *mlx5e_ipsec_sadb_rx_lookup(struct mlx5e_ipsec *dev,
void mlx5e_accel_ipsec_fs_cleanup(struct mlx5e_ipsec *ipsec);
int mlx5e_accel_ipsec_fs_init(struct mlx5e_ipsec *ipsec);
int mlx5e_accel_ipsec_fs_add_rule(struct mlx5e_priv *priv,
- struct mlx5_accel_esp_xfrm_attrs *attrs,
- u32 ipsec_obj_id,
- struct mlx5e_ipsec_rule *ipsec_rule);
+ struct mlx5e_ipsec_sa_entry *sa_entry);
void mlx5e_accel_ipsec_fs_del_rule(struct mlx5e_priv *priv,
- struct mlx5_accel_esp_xfrm_attrs *attrs,
- struct mlx5e_ipsec_rule *ipsec_rule);
+ struct mlx5e_ipsec_sa_entry *sa_entry);
int mlx5_ipsec_create_sa_ctx(struct mlx5e_ipsec_sa_entry *sa_entry);
void mlx5_ipsec_free_sa_ctx(struct mlx5e_ipsec_sa_entry *sa_entry);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
index 96ab2e9d6f9a..342828351254 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
@@ -454,11 +454,12 @@ static void setup_fte_common(struct mlx5_accel_esp_xfrm_attrs *attrs,
}
static int rx_add_rule(struct mlx5e_priv *priv,
- struct mlx5_accel_esp_xfrm_attrs *attrs,
- u32 ipsec_obj_id,
- struct mlx5e_ipsec_rule *ipsec_rule)
+ struct mlx5e_ipsec_sa_entry *sa_entry)
{
u8 action[MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto)] = {};
+ struct mlx5e_ipsec_rule *ipsec_rule = &sa_entry->ipsec_rule;
+ struct mlx5_accel_esp_xfrm_attrs *attrs = &sa_entry->attrs;
+ u32 ipsec_obj_id = sa_entry->ipsec_obj_id;
struct mlx5_modify_hdr *modify_hdr = NULL;
struct mlx5e_accel_fs_esp_prot *fs_prot;
struct mlx5_flow_destination dest = {};
@@ -532,9 +533,7 @@ static int rx_add_rule(struct mlx5e_priv *priv,
}
static int tx_add_rule(struct mlx5e_priv *priv,
- struct mlx5_accel_esp_xfrm_attrs *attrs,
- u32 ipsec_obj_id,
- struct mlx5e_ipsec_rule *ipsec_rule)
+ struct mlx5e_ipsec_sa_entry *sa_entry)
{
struct mlx5_flow_act flow_act = {};
struct mlx5_flow_handle *rule;
@@ -551,7 +550,8 @@ static int tx_add_rule(struct mlx5e_priv *priv,
goto out;
}
- setup_fte_common(attrs, ipsec_obj_id, spec, &flow_act);
+ setup_fte_common(&sa_entry->attrs, sa_entry->ipsec_obj_id, spec,
+ &flow_act);
/* Add IPsec indicator in metadata_reg_a */
spec->match_criteria_enable |= MLX5_MATCH_MISC_PARAMETERS_2;
@@ -566,11 +566,11 @@ static int tx_add_rule(struct mlx5e_priv *priv,
if (IS_ERR(rule)) {
err = PTR_ERR(rule);
netdev_err(priv->netdev, "fail to add ipsec rule attrs->action=0x%x, err=%d\n",
- attrs->action, err);
+ sa_entry->attrs.action, err);
goto out;
}
- ipsec_rule->rule = rule;
+ sa_entry->ipsec_rule.rule = rule;
out:
kvfree(spec);
@@ -580,21 +580,25 @@ static int tx_add_rule(struct mlx5e_priv *priv,
}
static void rx_del_rule(struct mlx5e_priv *priv,
- struct mlx5_accel_esp_xfrm_attrs *attrs,
- struct mlx5e_ipsec_rule *ipsec_rule)
+ struct mlx5e_ipsec_sa_entry *sa_entry)
{
+ struct mlx5e_ipsec_rule *ipsec_rule = &sa_entry->ipsec_rule;
+
mlx5_del_flow_rules(ipsec_rule->rule);
ipsec_rule->rule = NULL;
mlx5_modify_header_dealloc(priv->mdev, ipsec_rule->set_modify_hdr);
ipsec_rule->set_modify_hdr = NULL;
- rx_ft_put(priv, attrs->is_ipv6 ? ACCEL_FS_ESP6 : ACCEL_FS_ESP4);
+ rx_ft_put(priv,
+ sa_entry->attrs.is_ipv6 ? ACCEL_FS_ESP6 : ACCEL_FS_ESP4);
}
static void tx_del_rule(struct mlx5e_priv *priv,
- struct mlx5e_ipsec_rule *ipsec_rule)
+ struct mlx5e_ipsec_sa_entry *sa_entry)
{
+ struct mlx5e_ipsec_rule *ipsec_rule = &sa_entry->ipsec_rule;
+
mlx5_del_flow_rules(ipsec_rule->rule);
ipsec_rule->rule = NULL;
@@ -602,24 +606,23 @@ static void tx_del_rule(struct mlx5e_priv *priv,
}
int mlx5e_accel_ipsec_fs_add_rule(struct mlx5e_priv *priv,
- struct mlx5_accel_esp_xfrm_attrs *attrs,
- u32 ipsec_obj_id,
- struct mlx5e_ipsec_rule *ipsec_rule)
+ struct mlx5e_ipsec_sa_entry *sa_entry)
{
- if (attrs->action == MLX5_ACCEL_ESP_ACTION_DECRYPT)
- return rx_add_rule(priv, attrs, ipsec_obj_id, ipsec_rule);
- else
- return tx_add_rule(priv, attrs, ipsec_obj_id, ipsec_rule);
+ if (sa_entry->attrs.action == MLX5_ACCEL_ESP_ACTION_ENCRYPT)
+ return tx_add_rule(priv, sa_entry);
+
+ return rx_add_rule(priv, sa_entry);
}
void mlx5e_accel_ipsec_fs_del_rule(struct mlx5e_priv *priv,
- struct mlx5_accel_esp_xfrm_attrs *attrs,
- struct mlx5e_ipsec_rule *ipsec_rule)
+ struct mlx5e_ipsec_sa_entry *sa_entry)
{
- if (attrs->action == MLX5_ACCEL_ESP_ACTION_DECRYPT)
- rx_del_rule(priv, attrs, ipsec_rule);
- else
- tx_del_rule(priv, ipsec_rule);
+ if (sa_entry->attrs.action == MLX5_ACCEL_ESP_ACTION_ENCRYPT) {
+ tx_del_rule(priv, sa_entry);
+ return;
+ }
+
+ rx_del_rule(priv, sa_entry);
}
void mlx5e_accel_ipsec_fs_cleanup(struct mlx5e_ipsec *ipsec)
--
2.35.1
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