/* 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__ */