1 /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) */
2 /* Copyright(c) 2014 - 2020 Intel Corporation */
3 #ifndef _QAT_CRYPTO_INSTANCE_H_
4 #define _QAT_CRYPTO_INSTANCE_H_
6 #include <crypto/aes.h>
7 #include <linux/list.h>
8 #include <linux/slab.h>
9 #include "adf_accel_devices.h"
10 #include "icp_qat_fw_la.h"
12 struct qat_crypto_instance {
13 struct adf_etr_ring_data *sym_tx;
14 struct adf_etr_ring_data *sym_rx;
15 struct adf_etr_ring_data *pke_tx;
16 struct adf_etr_ring_data *pke_rx;
17 struct adf_accel_dev *accel_dev;
18 struct list_head list;
24 struct qat_crypto_request_buffs {
25 struct qat_alg_buf_list *bl;
27 struct qat_alg_buf_list *blout;
33 struct qat_crypto_request;
35 struct qat_crypto_request {
36 struct icp_qat_fw_la_bulk_req req;
38 struct qat_alg_aead_ctx *aead_ctx;
39 struct qat_alg_skcipher_ctx *skcipher_ctx;
42 struct aead_request *aead_req;
43 struct skcipher_request *skcipher_req;
45 struct qat_crypto_request_buffs buf;
46 void (*cb)(struct icp_qat_fw_la_resp *resp,
47 struct qat_crypto_request *req);
53 u8 iv[AES_BLOCK_SIZE];
58 static inline bool adf_hw_dev_has_crypto(struct adf_accel_dev *accel_dev)
60 struct adf_hw_device_data *hw_device = accel_dev->hw_device;
61 u32 mask = ~hw_device->accel_capabilities_mask;
63 if (mask & ADF_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC)
65 if (mask & ADF_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC)
67 if (mask & ADF_ACCEL_CAPABILITIES_AUTHENTICATION)