| AnilKumar Chimata | e78789a | 2017-04-07 12:18:46 -0700 | [diff] [blame] | 1 | /* Copyright (c) 2014-2017, The Linux Foundation. All rights reserved. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | */ |
| 12 | |
| 13 | #ifndef _DRIVERS_CRYPTO_MSM_QCRYPTO_H_ |
| 14 | #define _DRIVERS_CRYPTO_MSM_QCRYPTO_H_ |
| 15 | |
| 16 | #include <linux/crypto.h> |
| 17 | #include <crypto/hash.h> |
| 18 | |
| 19 | #define QCRYPTO_CTX_KEY_MASK 0x000000ff |
| 20 | #define QCRYPTO_CTX_USE_HW_KEY 0x00000001 |
| 21 | #define QCRYPTO_CTX_USE_PIPE_KEY 0x00000002 |
| 22 | |
| 23 | #define QCRYPTO_CTX_XTS_MASK 0x0000ff00 |
| 24 | #define QCRYPTO_CTX_XTS_DU_SIZE_512B 0x00000100 |
| 25 | #define QCRYPTO_CTX_XTS_DU_SIZE_1KB 0x00000200 |
| 26 | |
| 27 | |
| 28 | int qcrypto_cipher_set_device(struct ablkcipher_request *req, unsigned int dev); |
| 29 | int qcrypto_ahash_set_device(struct ahash_request *req, unsigned int dev); |
| 30 | /*int qcrypto_aead_set_device(struct aead_request *req, unsigned int dev);*/ |
| 31 | |
| 32 | int qcrypto_cipher_set_flag(struct ablkcipher_request *req, unsigned int flags); |
| 33 | int qcrypto_ahash_set_flag(struct ahash_request *req, unsigned int flags); |
| 34 | /*int qcrypto_aead_set_flag(struct aead_request *req, unsigned int flags);*/ |
| 35 | |
| 36 | int qcrypto_cipher_clear_flag(struct ablkcipher_request *req, |
| 37 | unsigned int flags); |
| 38 | int qcrypto_ahash_clear_flag(struct ahash_request *req, unsigned int flags); |
| 39 | /*int qcrypto_aead_clear_flag(struct aead_request *req, unsigned int flags);*/ |
| 40 | |
| 41 | struct crypto_engine_entry { |
| 42 | u32 hw_instance; |
| 43 | u32 ce_device; |
| 44 | int shared; |
| 45 | }; |
| 46 | |
| 47 | int qcrypto_get_num_engines(void); |
| 48 | void qcrypto_get_engine_list(size_t num_engines, |
| 49 | struct crypto_engine_entry *arr); |
| 50 | int qcrypto_cipher_set_device_hw(struct ablkcipher_request *req, |
| 51 | unsigned int fde_pfe, |
| 52 | unsigned int hw_inst); |
| 53 | |
| 54 | |
| 55 | struct qcrypto_func_set { |
| 56 | int (*cipher_set)(struct ablkcipher_request *req, |
| 57 | unsigned int fde_pfe, |
| 58 | unsigned int hw_inst); |
| 59 | int (*cipher_flag)(struct ablkcipher_request *req, unsigned int flags); |
| 60 | int (*get_num_engines)(void); |
| 61 | void (*get_engine_list)(size_t num_engines, |
| 62 | struct crypto_engine_entry *arr); |
| 63 | }; |
| 64 | |
| 65 | #endif /* _DRIVERS_CRYPTO_MSM_QCRYPTO_H */ |