Commit 1c4a59b9 authored by Leon Romanovsky's avatar Leon Romanovsky Committed by Saeed Mahameed
Browse files

net/mlx5: Remove not-supported ICV length 



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

Reviewed-by: default avatarRaed Salem <raeds@nvidia.com>
Signed-off-by: default avatarLeon Romanovsky <leonro@nvidia.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@nvidia.com>
parent effbe267

drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c

+1 −16
Original line number Diff line number Diff line
@@ -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 */

include/linux/mlx5/mlx5_ifc.h

+0 −2
Original line number Diff line number Diff line
@@ -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 {