mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-26 21:54:11 +08:00
e88b27c8ea
Replace internal cc_zero_sgl() with kernel API of the same function sg_zero_buffer(). Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/* Copyright (C) 2012-2019 ARM Limited (or its affiliates). */
|
|
|
|
/* \file cc_buffer_mgr.h
|
|
* Buffer Manager
|
|
*/
|
|
|
|
#ifndef __CC_BUFFER_MGR_H__
|
|
#define __CC_BUFFER_MGR_H__
|
|
|
|
#include <crypto/algapi.h>
|
|
|
|
#include "cc_driver.h"
|
|
|
|
enum cc_req_dma_buf_type {
|
|
CC_DMA_BUF_NULL = 0,
|
|
CC_DMA_BUF_DLLI,
|
|
CC_DMA_BUF_MLLI
|
|
};
|
|
|
|
enum cc_sg_cpy_direct {
|
|
CC_SG_TO_BUF = 0,
|
|
CC_SG_FROM_BUF = 1
|
|
};
|
|
|
|
struct cc_mlli {
|
|
cc_sram_addr_t sram_addr;
|
|
unsigned int nents; //sg nents
|
|
unsigned int mlli_nents; //mlli nents might be different than the above
|
|
};
|
|
|
|
struct mlli_params {
|
|
struct dma_pool *curr_pool;
|
|
u8 *mlli_virt_addr;
|
|
dma_addr_t mlli_dma_addr;
|
|
u32 mlli_len;
|
|
};
|
|
|
|
int cc_buffer_mgr_init(struct cc_drvdata *drvdata);
|
|
|
|
int cc_buffer_mgr_fini(struct cc_drvdata *drvdata);
|
|
|
|
int cc_map_cipher_request(struct cc_drvdata *drvdata, void *ctx,
|
|
unsigned int ivsize, unsigned int nbytes,
|
|
void *info, struct scatterlist *src,
|
|
struct scatterlist *dst, gfp_t flags);
|
|
|
|
void cc_unmap_cipher_request(struct device *dev, void *ctx, unsigned int ivsize,
|
|
struct scatterlist *src, struct scatterlist *dst);
|
|
|
|
int cc_map_aead_request(struct cc_drvdata *drvdata, struct aead_request *req);
|
|
|
|
void cc_unmap_aead_request(struct device *dev, struct aead_request *req);
|
|
|
|
int cc_map_hash_request_final(struct cc_drvdata *drvdata, void *ctx,
|
|
struct scatterlist *src, unsigned int nbytes,
|
|
bool do_update, gfp_t flags);
|
|
|
|
int cc_map_hash_request_update(struct cc_drvdata *drvdata, void *ctx,
|
|
struct scatterlist *src, unsigned int nbytes,
|
|
unsigned int block_size, gfp_t flags);
|
|
|
|
void cc_unmap_hash_request(struct device *dev, void *ctx,
|
|
struct scatterlist *src, bool do_revert);
|
|
|
|
void cc_copy_sg_portion(struct device *dev, u8 *dest, struct scatterlist *sg,
|
|
u32 to_skip, u32 end, enum cc_sg_cpy_direct direct);
|
|
|
|
#endif /*__BUFFER_MGR_H__*/
|