From d90ea84375b86051e3e648dc9a8fc99919da6b42 Mon Sep 17 00:00:00 2001
From: Adham Faris <afaris@nvidia.com>
Date: Thu, 12 Oct 2023 12:27:45 -0700
Subject: [PATCH] net/mlx5e: Refactor rx_res_init() and rx_res_free() APIs
Refactor mlx5e_rx_res_init() and mlx5e_rx_res_free() by wrapping
mlx5e_rx_res_alloc() and mlx5e_rx_res_destroy() API's respectively.
Signed-off-by: Adham Faris <afaris@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
---
.../ethernet/mellanox/mlx5/core/en/rx_res.c | 36 +++++++++++--------
.../ethernet/mellanox/mlx5/core/en/rx_res.h | 11 +++---
.../net/ethernet/mellanox/mlx5/core/en_main.c | 24 ++++++-------
.../net/ethernet/mellanox/mlx5/core/en_rep.c | 27 ++++++--------
.../ethernet/mellanox/mlx5/core/ipoib/ipoib.c | 24 +++++--------
5 files changed, 56 insertions(+), 66 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c
index 56e6b8c7501fb..abbd08b6d1a90 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c
@@ -284,7 +284,12 @@ struct mlx5e_rss *mlx5e_rx_res_rss_get(struct mlx5e_rx_res *res, u32 rss_idx)
/* End of API rx_res_rss_* */
-struct mlx5e_rx_res *mlx5e_rx_res_alloc(void)
+static void mlx5e_rx_res_free(struct mlx5e_rx_res *res)
+{
+ kvfree(res);
+}
+
+static struct mlx5e_rx_res *mlx5e_rx_res_alloc(void)
{
return kvzalloc(sizeof(struct mlx5e_rx_res), GFP_KERNEL);
}
@@ -404,13 +409,19 @@ static void mlx5e_rx_res_ptp_destroy(struct mlx5e_rx_res *res)
mlx5e_rqt_destroy(&res->ptp.rqt);
}
-int mlx5e_rx_res_init(struct mlx5e_rx_res *res, struct mlx5_core_dev *mdev,
- enum mlx5e_rx_res_features features, unsigned int max_nch,
- u32 drop_rqn, const struct mlx5e_packet_merge_param *init_pkt_merge_param,
- unsigned int init_nch)
+struct mlx5e_rx_res *
+mlx5e_rx_res_create(struct mlx5_core_dev *mdev, enum mlx5e_rx_res_features features,
+ unsigned int max_nch, u32 drop_rqn,
+ const struct mlx5e_packet_merge_param *init_pkt_merge_param,
+ unsigned int init_nch)
{
+ struct mlx5e_rx_res *res;
int err;
+ res = mlx5e_rx_res_alloc();
+ if (!res)
+ return ERR_PTR(-ENOMEM);
+
res->mdev = mdev;
res->features = features;
res->max_nch = max_nch;
@@ -421,7 +432,7 @@ int mlx5e_rx_res_init(struct mlx5e_rx_res *res, struct mlx5_core_dev *mdev,
err = mlx5e_rx_res_rss_init_def(res, init_nch);
if (err)
- goto err_out;
+ goto err_rx_res_free;
err = mlx5e_rx_res_channels_init(res);
if (err)
@@ -431,14 +442,15 @@ int mlx5e_rx_res_init(struct mlx5e_rx_res *res, struct mlx5_core_dev *mdev,
if (err)
goto err_channels_destroy;
- return 0;
+ return res;
err_channels_destroy:
mlx5e_rx_res_channels_destroy(res);
err_rss_destroy:
__mlx5e_rx_res_rss_destroy(res, 0);
-err_out:
- return err;
+err_rx_res_free:
+ mlx5e_rx_res_free(res);
+ return ERR_PTR(err);
}
void mlx5e_rx_res_destroy(struct mlx5e_rx_res *res)
@@ -446,11 +458,7 @@ void mlx5e_rx_res_destroy(struct mlx5e_rx_res *res)
mlx5e_rx_res_ptp_destroy(res);
mlx5e_rx_res_channels_destroy(res);
mlx5e_rx_res_rss_destroy_all(res);
-}
-
-void mlx5e_rx_res_free(struct mlx5e_rx_res *res)
-{
- kvfree(res);
+ mlx5e_rx_res_free(res);
}
u32 mlx5e_rx_res_get_tirn_direct(struct mlx5e_rx_res *res, unsigned int ix)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h
index 580fe8bc3cd2d..4fa8366db31f4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h
@@ -21,13 +21,12 @@ enum mlx5e_rx_res_features {
};
/* Setup */
-struct mlx5e_rx_res *mlx5e_rx_res_alloc(void);
-int mlx5e_rx_res_init(struct mlx5e_rx_res *res, struct mlx5_core_dev *mdev,
- enum mlx5e_rx_res_features features, unsigned int max_nch,
- u32 drop_rqn, const struct mlx5e_packet_merge_param *init_pkt_merge_param,
- unsigned int init_nch);
+struct mlx5e_rx_res *
+mlx5e_rx_res_create(struct mlx5_core_dev *mdev, enum mlx5e_rx_res_features features,
+ unsigned int max_nch, u32 drop_rqn,
+ const struct mlx5e_packet_merge_param *init_pkt_merge_param,
+ unsigned int init_nch);
void mlx5e_rx_res_destroy(struct mlx5e_rx_res *res);
-void mlx5e_rx_res_free(struct mlx5e_rx_res *res);
/* TIRN getters for flow steering */
u32 mlx5e_rx_res_get_tirn_direct(struct mlx5e_rx_res *res, unsigned int ix);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index afc3d488b8f61..5daec30380fc4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -5389,10 +5389,6 @@ static int mlx5e_init_nic_rx(struct mlx5e_priv *priv)
enum mlx5e_rx_res_features features;
int err;
- priv->rx_res = mlx5e_rx_res_alloc();
- if (!priv->rx_res)
- return -ENOMEM;
-
mlx5e_create_q_counters(priv);
err = mlx5e_open_drop_rq(priv, &priv->drop_rq);
@@ -5404,12 +5400,16 @@ static int mlx5e_init_nic_rx(struct mlx5e_priv *priv)
features = MLX5E_RX_RES_FEATURE_PTP;
if (mlx5_tunnel_inner_ft_supported(mdev))
features |= MLX5E_RX_RES_FEATURE_INNER_FT;
- err = mlx5e_rx_res_init(priv->rx_res, priv->mdev, features,
- priv->max_nch, priv->drop_rq.rqn,
- &priv->channels.params.packet_merge,
- priv->channels.params.num_channels);
- if (err)
+
+ priv->rx_res = mlx5e_rx_res_create(priv->mdev, features, priv->max_nch, priv->drop_rq.rqn,
+ &priv->channels.params.packet_merge,
+ priv->channels.params.num_channels);
+ if (IS_ERR(priv->rx_res)) {
+ err = PTR_ERR(priv->rx_res);
+ priv->rx_res = NULL;
+ mlx5_core_err(mdev, "create rx resources failed, %d\n", err);
goto err_close_drop_rq;
+ }
err = mlx5e_create_flow_steering(priv->fs, priv->rx_res, priv->profile,
priv->netdev);
@@ -5439,12 +5439,11 @@ err_destroy_flow_steering:
priv->profile);
err_destroy_rx_res:
mlx5e_rx_res_destroy(priv->rx_res);
+ priv->rx_res = NULL;
err_close_drop_rq:
mlx5e_close_drop_rq(&priv->drop_rq);
err_destroy_q_counters:
mlx5e_destroy_q_counters(priv);
- mlx5e_rx_res_free(priv->rx_res);
- priv->rx_res = NULL;
return err;
}
@@ -5455,10 +5454,9 @@ static void mlx5e_cleanup_nic_rx(struct mlx5e_priv *priv)
mlx5e_destroy_flow_steering(priv->fs, !!(priv->netdev->hw_features & NETIF_F_NTUPLE),
priv->profile);
mlx5e_rx_res_destroy(priv->rx_res);
+ priv->rx_res = NULL;
mlx5e_close_drop_rq(&priv->drop_rq);
mlx5e_destroy_q_counters(priv);
- mlx5e_rx_res_free(priv->rx_res);
- priv->rx_res = NULL;
}
static void mlx5e_set_mqprio_rl(struct mlx5e_priv *priv)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index 2fdb8895aecd7..82dc27e31d9b2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -998,26 +998,22 @@ static int mlx5e_init_rep_rx(struct mlx5e_priv *priv)
struct mlx5_core_dev *mdev = priv->mdev;
int err;
- priv->rx_res = mlx5e_rx_res_alloc();
- if (!priv->rx_res) {
- err = -ENOMEM;
- goto err_free_fs;
- }
-
mlx5e_fs_init_l2_addr(priv->fs, priv->netdev);
err = mlx5e_open_drop_rq(priv, &priv->drop_rq);
if (err) {
mlx5_core_err(mdev, "open drop rq failed, %d\n", err);
- goto err_rx_res_free;
+ goto err_free_fs;
}
- err = mlx5e_rx_res_init(priv->rx_res, priv->mdev, 0,
- priv->max_nch, priv->drop_rq.rqn,
- &priv->channels.params.packet_merge,
- priv->channels.params.num_channels);
- if (err)
+ priv->rx_res = mlx5e_rx_res_create(priv->mdev, 0, priv->max_nch, priv->drop_rq.rqn,
+ &priv->channels.params.packet_merge,
+ priv->channels.params.num_channels);
+ if (IS_ERR(priv->rx_res)) {
+ err = PTR_ERR(priv->rx_res);
+ mlx5_core_err(mdev, "Create rx resources failed, err=%d\n", err);
goto err_close_drop_rq;
+ }
err = mlx5e_create_rep_ttc_table(priv);
if (err)
@@ -1041,11 +1037,9 @@ err_destroy_ttc_table:
mlx5_destroy_ttc_table(mlx5e_fs_get_ttc(priv->fs, false));
err_destroy_rx_res:
mlx5e_rx_res_destroy(priv->rx_res);
+ priv->rx_res = ERR_PTR(-EINVAL);
err_close_drop_rq:
mlx5e_close_drop_rq(&priv->drop_rq);
-err_rx_res_free:
- mlx5e_rx_res_free(priv->rx_res);
- priv->rx_res = NULL;
err_free_fs:
mlx5e_fs_cleanup(priv->fs);
priv->fs = NULL;
@@ -1059,9 +1053,8 @@ static void mlx5e_cleanup_rep_rx(struct mlx5e_priv *priv)
mlx5e_destroy_rep_root_ft(priv);
mlx5_destroy_ttc_table(mlx5e_fs_get_ttc(priv->fs, false));
mlx5e_rx_res_destroy(priv->rx_res);
+ priv->rx_res = ERR_PTR(-EINVAL);
mlx5e_close_drop_rq(&priv->drop_rq);
- mlx5e_rx_res_free(priv->rx_res);
- priv->rx_res = NULL;
}
static void mlx5e_rep_mpesw_work(struct work_struct *work)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
index baa7ef8123139..2bf77a5251b40 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
@@ -418,12 +418,6 @@ static int mlx5i_init_rx(struct mlx5e_priv *priv)
return -ENOMEM;
}
- priv->rx_res = mlx5e_rx_res_alloc();
- if (!priv->rx_res) {
- err = -ENOMEM;
- goto err_free_fs;
- }
-
mlx5e_create_q_counters(priv);
err = mlx5e_open_drop_rq(priv, &priv->drop_rq);
@@ -432,12 +426,13 @@ static int mlx5i_init_rx(struct mlx5e_priv *priv)
goto err_destroy_q_counters;
}
- err = mlx5e_rx_res_init(priv->rx_res, priv->mdev, 0,
- priv->max_nch, priv->drop_rq.rqn,
- &priv->channels.params.packet_merge,
- priv->channels.params.num_channels);
- if (err)
+ priv->rx_res = mlx5e_rx_res_create(priv->mdev, 0, priv->max_nch, priv->drop_rq.rqn,
+ &priv->channels.params.packet_merge,
+ priv->channels.params.num_channels);
+ if (IS_ERR(priv->rx_res)) {
+ err = PTR_ERR(priv->rx_res);
goto err_close_drop_rq;
+ }
err = mlx5i_create_flow_steering(priv);
if (err)
@@ -447,13 +442,11 @@ static int mlx5i_init_rx(struct mlx5e_priv *priv)
err_destroy_rx_res:
mlx5e_rx_res_destroy(priv->rx_res);
+ priv->rx_res = ERR_PTR(-EINVAL);
err_close_drop_rq:
mlx5e_close_drop_rq(&priv->drop_rq);
err_destroy_q_counters:
mlx5e_destroy_q_counters(priv);
- mlx5e_rx_res_free(priv->rx_res);
- priv->rx_res = NULL;
-err_free_fs:
mlx5e_fs_cleanup(priv->fs);
return err;
}
@@ -462,10 +455,9 @@ static void mlx5i_cleanup_rx(struct mlx5e_priv *priv)
{
mlx5i_destroy_flow_steering(priv);
mlx5e_rx_res_destroy(priv->rx_res);
+ priv->rx_res = ERR_PTR(-EINVAL);
mlx5e_close_drop_rq(&priv->drop_rq);
mlx5e_destroy_q_counters(priv);
- mlx5e_rx_res_free(priv->rx_res);
- priv->rx_res = NULL;
mlx5e_fs_cleanup(priv->fs);
}
--
2.30.2