core/lib/crypto.c

31 	struct mlx5_core_dev *mdev;
56 	struct mlx5_core_dev *mdev;
75 	struct mlx5_core_dev *mdev;
90 static int mlx5_crypto_dek_get_key_sz(struct mlx5_core_dev *mdev,
103 		mlx5_core_err(mdev, "Crypto offload error, invalid key size (%u bits)\n",
111 static int mlx5_crypto_dek_fill_key(struct mlx5_core_dev *mdev, u8 *key_obj,
118 	err = mlx5_crypto_dek_get_key_sz(mdev, sz_bytes, &key_sz);
135 static int mlx5_crypto_cmd_sync_crypto(struct mlx5_core_dev *mdev,
141 	mlx5_core_dbg(mdev,
148 	err = mlx5_cmd_exec_in(mdev, sync_crypto, in);
150 		mlx5_core_err(mdev,
157 static int mlx5_crypto_create_dek_bulk(struct mlx5_core_dev *mdev,
175 	MLX5_SET(encryption_key_obj, obj, pd, mdev->mlx5e_res.hw_objs.pdn);
177 	err = mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
182 	mlx5_core_dbg(mdev, "DEK objects created, bulk=%d, obj_id=%d\n",
188 static int mlx5_crypto_modify_dek_key(struct mlx5_core_dev *mdev,
209 	MLX5_SET(encryption_key_obj, obj, pd, mdev->mlx5e_res.hw_objs.pdn);
211 	err = mlx5_crypto_dek_fill_key(mdev, obj, key, sz_bytes);
215 	err = mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
223 static int mlx5_crypto_create_dek_key(struct mlx5_core_dev *mdev,
233 	general_obj_types = MLX5_CAP_GEN_64(mdev, general_obj_types);
245 	MLX5_SET(encryption_key_obj, obj, pd, mdev->mlx5e_res.hw_objs.pdn);
247 	err = mlx5_crypto_dek_fill_key(mdev, obj, key, sz_bytes);
251 	err = mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
261 static void mlx5_crypto_destroy_dek_key(struct mlx5_core_dev *mdev, u32 key_id)
272 	mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
275 int mlx5_create_encryption_key(struct mlx5_core_dev *mdev,
279 	return mlx5_crypto_create_dek_key(mdev, key, sz_bytes, key_type, p_key_id);
282 void mlx5_destroy_encryption_key(struct mlx5_core_dev *mdev, u32 key_id)
284 	mlx5_crypto_destroy_dek_key(mdev, key_id);
290 	struct mlx5_crypto_dek_priv *dek_priv = pool->mdev->mlx5e_res.dek_priv;
291 	struct mlx5_core_dev *mdev = pool->mdev;
313 	err = mlx5_crypto_create_dek_bulk(mdev, pool->key_purpose,
322 	bulk->mdev = mdev;
351 	mlx5_crypto_destroy_dek_key(bulk->mdev, bulk->base_obj_id);
383 			mlx5_core_err(pool->mdev, "Wrong DEK bulk avail_start.\n");
595 	err = mlx5_crypto_cmd_sync_crypto(pool->mdev, BIT(pool->key_purpose));
606 	struct mlx5_crypto_dek_priv *dek_priv = dek_pool->mdev->mlx5e_res.dek_priv;
607 	struct mlx5_core_dev *mdev = dek_pool->mdev;
619 		err = mlx5_crypto_create_dek_key(mdev, key, sz_bytes,
632 	err = mlx5_crypto_modify_dek_key(mdev, key, sz_bytes, key_purpose,
651 	struct mlx5_crypto_dek_priv *dek_priv = dek_pool->mdev->mlx5e_res.dek_priv;
652 	struct mlx5_core_dev *mdev = dek_pool->mdev;
655 		mlx5_crypto_destroy_dek_key(mdev, dek->obj_id);
682 mlx5_crypto_dek_pool_create(struct mlx5_core_dev *mdev, int key_purpose)
690 	pool->mdev = mdev;
743 struct mlx5_crypto_dek_priv *mlx5_crypto_dek_init(struct mlx5_core_dev *mdev)
748 	if (!MLX5_CAP_CRYPTO(mdev, log_dek_max_alloc))
755 	dek_priv->mdev = mdev;
757 					    MLX5_CAP_CRYPTO(mdev, log_dek_max_alloc));
760 	err = mlx5_crypto_cmd_sync_crypto(mdev, MLX5_CRYPTO_DEK_ALL_TYPE);
764 	mlx5_core_dbg(mdev, "Crypto DEK enabled, %d deks per alloc (max %d), total %d\n",
766 		      1 << MLX5_CAP_CRYPTO(mdev, log_dek_max_alloc),
767 		      1 << MLX5_CAP_CRYPTO(mdev, log_max_num_deks));