1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (C) Copyright 2020 Rockchip Electronics Co., Ltd 4 */ 5 6 #ifndef _CRYPTO_HASH_CACHE_H_ 7 #define _CRYPTO_HASH_CACHE_H_ 8 9 #define HASH_CACHE_SIZE 8192 10 #define CIPHER_CACHE_SIZE 8192 11 12 typedef int (*crypto_hash_calc)(void *hw_data, const u8 *data, u32 data_len, 13 u8 *started_flag, u8 is_last); 14 15 struct crypto_hash_cache { 16 crypto_hash_calc direct_calc; /* hardware hash callback*/ 17 void *user_data; 18 void *cache; /* virt addr for hash src data*/ 19 u32 cache_size; /* data in cached size */ 20 u32 data_align; 21 u32 len_align; 22 u32 left_len; /* left data to calc */ 23 u8 is_started; /* start or restart */ 24 u8 use_cache; /* is use cache or not*/ 25 u8 reserved[2]; 26 }; 27 28 struct crypto_hash_cache *crypto_hash_cache_alloc(crypto_hash_calc direct_calc, 29 void *user_data, u32 total, 30 u32 data_align, 31 u32 len_align); 32 void crypto_hash_cache_free(struct crypto_hash_cache *hash_cache); 33 int crypto_hash_update_with_cache(struct crypto_hash_cache *hash_cache, 34 const u8 *data, u32 data_len); 35 void crypto_flush_cacheline(ulong addr, ulong size); 36 37 #endif 38