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net/mlx5: Remove not-supported ICV length

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mlx5 doesn't allow to configure any AEAD ICV length other than 128,
so remove the logic that configures other unsupported values.

Reviewed-by: Raed Salem <raeds@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Leon Romanovsky 2022-03-27 19:23:19 +03:00 committed by Saeed Mahameed
parent effbe26751
commit 1c4a59b9fa
2 changed files with 1 additions and 18 deletions
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17
drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
View file

@ -62,22 +62,7 @@ static int mlx5_create_ipsec_obj(struct mlx5e_ipsec_sa_entry *sa_entry)
salt_p = MLX5_ADDR_OF(ipsec_obj, obj, salt);
memcpy(salt_p, &aes_gcm->salt, sizeof(aes_gcm->salt));
switch (aes_gcm->icv_len) {
case 64:
MLX5_SET(ipsec_obj, obj, icv_length,
MLX5_IPSEC_OBJECT_ICV_LEN_8B);
break;
case 96:
MLX5_SET(ipsec_obj, obj, icv_length,
MLX5_IPSEC_OBJECT_ICV_LEN_12B);
break;
case 128:
MLX5_SET(ipsec_obj, obj, icv_length,
MLX5_IPSEC_OBJECT_ICV_LEN_16B);
break;
default:
return -EINVAL;
}
MLX5_SET(ipsec_obj, obj, icv_length, MLX5_IPSEC_OBJECT_ICV_LEN_16B);
salt_iv_p = MLX5_ADDR_OF(ipsec_obj, obj, implicit_iv);
memcpy(salt_iv_p, &aes_gcm->seq_iv, sizeof(aes_gcm->seq_iv));
/* esn */

2
include/linux/mlx5/mlx5_ifc.h
View file

@ -11379,8 +11379,6 @@ enum {
enum {
MLX5_IPSEC_OBJECT_ICV_LEN_16B,
MLX5_IPSEC_OBJECT_ICV_LEN_12B,
MLX5_IPSEC_OBJECT_ICV_LEN_8B,
};
struct mlx5_ifc_ipsec_obj_bits {