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// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
// Copyright (c) 2019 Mellanox Technologies.
#include "en.h"
#include "en_accel/ktls.h"
#include "en_accel/ktls_utils.h"
static int mlx5e_ktls_add(struct net_device *netdev, struct sock *sk,
enum tls_offload_ctx_dir direction,
struct tls_crypto_info *crypto_info,
u32 start_offload_tcp_sn)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
struct mlx5_core_dev *mdev = priv->mdev;
int err;
if (WARN_ON(direction != TLS_OFFLOAD_CTX_DIR_TX))
return -EINVAL;
if (WARN_ON(!mlx5e_ktls_type_check(mdev, crypto_info)))
return -EOPNOTSUPP;
err = mlx5e_ktls_add_tx(netdev, sk, crypto_info, start_offload_tcp_sn);
return err;
}
static void mlx5e_ktls_del(struct net_device *netdev,
struct tls_context *tls_ctx,
enum tls_offload_ctx_dir direction)
{
if (direction != TLS_OFFLOAD_CTX_DIR_TX)
return;
mlx5e_ktls_del_tx(netdev, tls_ctx);
}
static const struct tlsdev_ops mlx5e_ktls_ops = {
.tls_dev_add = mlx5e_ktls_add,
.tls_dev_del = mlx5e_ktls_del,
};
void mlx5e_ktls_build_netdev(struct mlx5e_priv *priv)
{
struct net_device *netdev = priv->netdev;
if (!mlx5_accel_is_ktls_device(priv->mdev))
return;
netdev->hw_features |= NETIF_F_HW_TLS_TX;
netdev->features |= NETIF_F_HW_TLS_TX;
netdev->tlsdev_ops = &mlx5e_ktls_ops;
}
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