52 lines
1.9 KiB
C
52 lines
1.9 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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// Copyright (C) 2005-2017 Andes Technology Corporation
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#ifndef __NDS32_CACHEFLUSH_H__
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#define __NDS32_CACHEFLUSH_H__
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#include <linux/mm.h>
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#define PG_dcache_dirty PG_arch_1
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void flush_icache_range(unsigned long start, unsigned long end);
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void flush_icache_page(struct vm_area_struct *vma, struct page *page);
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#ifdef CONFIG_CPU_CACHE_ALIASING
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void flush_cache_mm(struct mm_struct *mm);
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void flush_cache_dup_mm(struct mm_struct *mm);
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void flush_cache_range(struct vm_area_struct *vma,
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unsigned long start, unsigned long end);
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void flush_cache_page(struct vm_area_struct *vma,
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unsigned long addr, unsigned long pfn);
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void flush_cache_kmaps(void);
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void flush_cache_vmap(unsigned long start, unsigned long end);
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void flush_cache_vunmap(unsigned long start, unsigned long end);
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#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
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void flush_dcache_page(struct page *page);
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void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
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unsigned long vaddr, void *dst, void *src, int len);
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void copy_from_user_page(struct vm_area_struct *vma, struct page *page,
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unsigned long vaddr, void *dst, void *src, int len);
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#define ARCH_HAS_FLUSH_ANON_PAGE
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void flush_anon_page(struct vm_area_struct *vma,
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struct page *page, unsigned long vaddr);
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#define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE
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void flush_kernel_dcache_page(struct page *page);
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void flush_kernel_vmap_range(void *addr, int size);
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void invalidate_kernel_vmap_range(void *addr, int size);
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#define flush_dcache_mmap_lock(mapping) xa_lock_irq(&(mapping)->i_pages)
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#define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&(mapping)->i_pages)
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#else
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#include <asm-generic/cacheflush.h>
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#undef flush_icache_range
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#undef flush_icache_page
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#undef flush_icache_user_range
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void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
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unsigned long addr, int len);
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#endif
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#endif /* __NDS32_CACHEFLUSH_H__ */
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