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/* SPDX-License-Identifier: GPL-2.0 */
/*
* SE/HMC Drive (Read) Cache Functions
*
* Copyright IBM Corp. 2013
* Author(s): Ralf Hoppe (rhoppe@de.ibm.com)
*/
#ifndef __HMCDRV_CACHE_H__
#define __HMCDRV_CACHE_H__
#include <linux/mmzone.h>
#include "hmcdrv_ftp.h"
#define HMCDRV_CACHE_SIZE_DFLT (MAX_ORDER_NR_PAGES * PAGE_SIZE / 2UL)
typedef ssize_t (*hmcdrv_cache_ftpfunc)(const struct hmcdrv_ftp_cmdspec *ftp,
size_t *fsize);
ssize_t hmcdrv_cache_cmd(const struct hmcdrv_ftp_cmdspec *ftp,
hmcdrv_cache_ftpfunc func);
int hmcdrv_cache_startup(size_t cachesize);
void hmcdrv_cache_shutdown(void);
#endif /* __HMCDRV_CACHE_H__ */
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