Release 4.18 arch/nds32/include/asm/cacheflush.h

// SPDX-License-Identifier: GPL-2.0
// Copyright (C) 2005-2017 Andes Technology Corporation

#ifndef __NDS32_CACHEFLUSH_H__

#define __NDS32_CACHEFLUSH_H__

#include <linux/mm.h>


#define PG_dcache_dirty PG_arch_1

void flush_icache_range(unsigned long start, unsigned long end);
void flush_icache_page(struct vm_area_struct *vma, struct page *page);
#ifdef CONFIG_CPU_CACHE_ALIASING
void flush_cache_mm(struct mm_struct *mm);
void flush_cache_dup_mm(struct mm_struct *mm);
void flush_cache_range(struct vm_area_struct *vma,
		       unsigned long start, unsigned long end);
void flush_cache_page(struct vm_area_struct *vma,
		      unsigned long addr, unsigned long pfn);
void flush_cache_kmaps(void);
void flush_cache_vmap(unsigned long start, unsigned long end);
void flush_cache_vunmap(unsigned long start, unsigned long end);


#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
void flush_dcache_page(struct page *page);
void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
		       unsigned long vaddr, void *dst, void *src, int len);
void copy_from_user_page(struct vm_area_struct *vma, struct page *page,
			 unsigned long vaddr, void *dst, void *src, int len);


#define ARCH_HAS_FLUSH_ANON_PAGE
void flush_anon_page(struct vm_area_struct *vma,
		     struct page *page, unsigned long vaddr);


#define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE
void flush_kernel_dcache_page(struct page *page);
void flush_kernel_vmap_range(void *addr, int size);
void invalidate_kernel_vmap_range(void *addr, int size);

#define flush_dcache_mmap_lock(mapping)   xa_lock_irq(&(mapping)->i_pages)

#define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&(mapping)->i_pages)

#else
#include <asm-generic/cacheflush.h>
#undef flush_icache_range
#undef flush_icache_page
#undef flush_icache_user_range
void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
	                     unsigned long addr, int len);
#endif

#endif /* __NDS32_CACHEFLUSH_H__ */
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Greentime Hu
304
99.35%
3
75.00%
Matthew Wilcox
2
0.65%
1
25.00%
Total
306
100.00%
4
100.00%
Directory: arch/nds32/include/asm

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.