mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 18:15:04 +07:00
f05845fcba
This contains changes for adding compression/decompression h/w offload functionality for both DEFLATE and LZS. Signed-off-by: Mahipal Challa <Mahipal.Challa@cavium.com> Signed-off-by: Jan Glauber <jglauber@cavium.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
80 lines
3.4 KiB
C
80 lines
3.4 KiB
C
/***********************license start************************************
|
|
* Copyright (c) 2003-2017 Cavium, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* License: one of 'Cavium License' or 'GNU General Public License Version 2'
|
|
*
|
|
* This file is provided under the terms of the Cavium License (see below)
|
|
* or under the terms of GNU General Public License, Version 2, as
|
|
* published by the Free Software Foundation. When using or redistributing
|
|
* this file, you may do so under either license.
|
|
*
|
|
* Cavium License: Redistribution and use in source and binary forms, with
|
|
* or without modification, are permitted provided that the following
|
|
* conditions are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* * Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer in the documentation and/or other materials provided
|
|
* with the distribution.
|
|
*
|
|
* * Neither the name of Cavium Inc. nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software without
|
|
* specific prior written permission.
|
|
*
|
|
* This Software, including technical data, may be subject to U.S. export
|
|
* control laws, including the U.S. Export Administration Act and its
|
|
* associated regulations, and may be subject to export or import
|
|
* regulations in other countries.
|
|
*
|
|
* TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
|
|
* AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS
|
|
* OR WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH
|
|
* RESPECT TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY
|
|
* REPRESENTATION OR DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT
|
|
* DEFECTS, AND CAVIUM SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY)
|
|
* WARRANTIES OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A
|
|
* PARTICULAR PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS, QUIET
|
|
* ENJOYMENT, QUIET POSSESSION OR CORRESPONDENCE TO DESCRIPTION. THE
|
|
* ENTIRE RISK ARISING OUT OF USE OR PERFORMANCE OF THE SOFTWARE LIES
|
|
* WITH YOU.
|
|
***********************license end**************************************/
|
|
|
|
#ifndef __ZIP_CRYPTO_H__
|
|
#define __ZIP_CRYPTO_H__
|
|
|
|
#include <linux/crypto.h>
|
|
#include <crypto/internal/scompress.h>
|
|
#include "common.h"
|
|
#include "zip_deflate.h"
|
|
#include "zip_inflate.h"
|
|
|
|
struct zip_kernel_ctx {
|
|
struct zip_operation zip_comp;
|
|
struct zip_operation zip_decomp;
|
|
};
|
|
|
|
int zip_alloc_comp_ctx_deflate(struct crypto_tfm *tfm);
|
|
int zip_alloc_comp_ctx_lzs(struct crypto_tfm *tfm);
|
|
void zip_free_comp_ctx(struct crypto_tfm *tfm);
|
|
int zip_comp_compress(struct crypto_tfm *tfm,
|
|
const u8 *src, unsigned int slen,
|
|
u8 *dst, unsigned int *dlen);
|
|
int zip_comp_decompress(struct crypto_tfm *tfm,
|
|
const u8 *src, unsigned int slen,
|
|
u8 *dst, unsigned int *dlen);
|
|
|
|
void *zip_alloc_scomp_ctx_deflate(struct crypto_scomp *tfm);
|
|
void *zip_alloc_scomp_ctx_lzs(struct crypto_scomp *tfm);
|
|
void zip_free_scomp_ctx(struct crypto_scomp *tfm, void *zip_ctx);
|
|
int zip_scomp_compress(struct crypto_scomp *tfm,
|
|
const u8 *src, unsigned int slen,
|
|
u8 *dst, unsigned int *dlen, void *ctx);
|
|
int zip_scomp_decompress(struct crypto_scomp *tfm,
|
|
const u8 *src, unsigned int slen,
|
|
u8 *dst, unsigned int *dlen, void *ctx);
|
|
#endif
|