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: Raed Salem <raeds@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
index b44bce3f4ef18fa865e89aba46a9509e438767ee..91ec8b8bf1ece2f5adc032ba2dce0b0bf4b3fc99 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
@@ -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 */

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 7f4ec9faa1809eb46c9f504f0f84c362642d3c94..7bab3e51c61ed42937da9ef180fb6652f1594fea 100644 (file)
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -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 {