| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _ASM_IA64_CACHEFLUSH_H |
| #define _ASM_IA64_CACHEFLUSH_H |
| |
| /* |
| * Copyright (C) 2002 Hewlett-Packard Co |
| * David Mosberger-Tang <davidm@hpl.hp.com> |
| */ |
| |
| #include <linux/page-flags.h> |
| #include <linux/bitops.h> |
| |
| #include <asm/page.h> |
| |
| #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1 |
| static inline void flush_dcache_folio(struct folio *folio) |
| { |
| clear_bit(PG_arch_1, &folio->flags); |
| } |
| #define flush_dcache_folio flush_dcache_folio |
| |
| static inline void flush_dcache_page(struct page *page) |
| { |
| flush_dcache_folio(page_folio(page)); |
| } |
| |
| extern void flush_icache_range(unsigned long start, unsigned long end); |
| #define flush_icache_range flush_icache_range |
| extern void clflush_cache_range(void *addr, int size); |
| |
| #define flush_icache_user_page(vma, page, user_addr, len) \ |
| do { \ |
| unsigned long _addr = (unsigned long) page_address(page) + ((user_addr) & ~PAGE_MASK); \ |
| flush_icache_range(_addr, _addr + (len)); \ |
| } while (0) |
| |
| #include <asm-generic/cacheflush.h> |
| |
| #endif /* _ASM_IA64_CACHEFLUSH_H */ |
