LXR linux/drivers/crypto/ccree/cc

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/* Copyright (C) 2012-2019 ARM Limited (or its affiliates). */
   3
   4/* \file cc_cipher.h
   5 * ARM CryptoCell Cipher Crypto API
   6 */
   7
   8#ifndef __CC_CIPHER_H__
   9#define __CC_CIPHER_H__
  10
  11#include <linux/kernel.h>
  12#include <crypto/algapi.h>
  13#include "cc_driver.h"
  14#include "cc_buffer_mgr.h"
  15
  16struct cipher_req_ctx {
  17        struct async_gen_req_ctx gen_ctx;
  18        enum cc_req_dma_buf_type dma_buf_type;
  19        u32 in_nents;
  20        u32 in_mlli_nents;
  21        u32 out_nents;
  22        u32 out_mlli_nents;
  23        u8 *iv;
  24        struct mlli_params mlli_params;
  25};
  26
  27int cc_cipher_alloc(struct cc_drvdata *drvdata);
  28
  29int cc_cipher_free(struct cc_drvdata *drvdata);
  30
  31struct cc_hkey_info {
  32        u16 keylen;
  33        u8 hw_key1;
  34        u8 hw_key2;
  35} __packed;
  36
  37#define CC_HW_KEY_SIZE sizeof(struct cc_hkey_info)
  38
  39#endif /*__CC_CIPHER_H__*/
  40