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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _ASM_IA64_CACHEFLUSH_H
3#define _ASM_IA64_CACHEFLUSH_H
4
5/*
6 * Copyright (C) 2002 Hewlett-Packard Co
7 * David Mosberger-Tang <davidm@hpl.hp.com>
8 */
9
10#include <linux/page-flags.h>
11#include <linux/bitops.h>
12
13#include <asm/page.h>
14
15#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
16static inline void flush_dcache_folio(struct folio *folio)
17{
18 clear_bit(PG_arch_1, &folio->flags);
19}
20#define flush_dcache_folio flush_dcache_folio
21
22static inline void flush_dcache_page(struct page *page)
23{
24 flush_dcache_folio(page_folio(page));
25}
26
27extern void flush_icache_range(unsigned long start, unsigned long end);
28#define flush_icache_range flush_icache_range
29extern void clflush_cache_range(void *addr, int size);
30
31#define flush_icache_user_page(vma, page, user_addr, len) \
32do { \
33 unsigned long _addr = (unsigned long) page_address(page) + ((user_addr) & ~PAGE_MASK); \
34 flush_icache_range(_addr, _addr + (len)); \
35} while (0)
36
37#include <asm-generic/cacheflush.h>
38
39#endif /* _ASM_IA64_CACHEFLUSH_H */