| /* 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__ */ |