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net/mlx5e: Check IPsec packet offload tunnel capabilities

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Validate tunnel mode support for IPsec packet offload.

Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Reviewed-by: Sridhar Samudrala <sridhar.samudrala@intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Leon Romanovsky 2023-04-13 15:29:20 +03:00 committed by Jakub Kicinski
parent 1210af3b99
commit 1c80e94929
2 changed files with 7 additions and 0 deletions
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1
drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
View File

@ -107,6 +107,7 @@ enum mlx5_ipsec_cap {
MLX5_IPSEC_CAP_PACKET_OFFLOAD = 1 << 2,
MLX5_IPSEC_CAP_ROCE = 1 << 3,
MLX5_IPSEC_CAP_PRIO = 1 << 4,
MLX5_IPSEC_CAP_TUNNEL = 1 << 5,
};
struct mlx5e_priv;

6
drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
View File

@ -48,6 +48,12 @@ u32 mlx5_ipsec_device_caps(struct mlx5_core_dev *mdev)
if (MLX5_CAP_FLOWTABLE_NIC_TX(mdev, ignore_flow_level) &&
MLX5_CAP_FLOWTABLE_NIC_RX(mdev, ignore_flow_level))
caps |= MLX5_IPSEC_CAP_PRIO;
if (MLX5_CAP_FLOWTABLE_NIC_TX(mdev,
reformat_l2_to_l3_esp_tunnel) &&
MLX5_CAP_FLOWTABLE_NIC_RX(mdev,
reformat_l3_esp_tunnel_to_l2))
caps |= MLX5_IPSEC_CAP_TUNNEL;
}
if (mlx5_get_roce_state(mdev) &&