1 /* SPDX-License-Identifier: GPL-2.0 */ 2 // Copyright (C) 2005-2017 Andes Technology Corporation 3 4 #ifndef __NDS32_CACHEFLUSH_H__ 5 #define __NDS32_CACHEFLUSH_H__ 6 7 #include <linux/mm.h> 8 9 #define PG_dcache_dirty PG_arch_1 10 11 void flush_icache_range(unsigned long start, unsigned long end); 12 #define flush_icache_range flush_icache_range 13 14 void flush_icache_page(struct vm_area_struct *vma, struct page *page); 15 #define flush_icache_page flush_icache_page 16 17 #ifdef CONFIG_CPU_CACHE_ALIASING 18 void flush_cache_mm(struct mm_struct *mm); 19 void flush_cache_dup_mm(struct mm_struct *mm); 20 void flush_cache_range(struct vm_area_struct *vma, 21 unsigned long start, unsigned long end); 22 void flush_cache_page(struct vm_area_struct *vma, 23 unsigned long addr, unsigned long pfn); 24 void flush_cache_kmaps(void); 25 void flush_cache_vmap(unsigned long start, unsigned long end); 26 void flush_cache_vunmap(unsigned long start, unsigned long end); 27 28 #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1 29 void flush_dcache_page(struct page *page); 30 void copy_to_user_page(struct vm_area_struct *vma, struct page *page, 31 unsigned long vaddr, void *dst, void *src, int len); 32 void copy_from_user_page(struct vm_area_struct *vma, struct page *page, 33 unsigned long vaddr, void *dst, void *src, int len); 34 35 #define ARCH_HAS_FLUSH_ANON_PAGE 36 void flush_anon_page(struct vm_area_struct *vma, 37 struct page *page, unsigned long vaddr); 38 39 #define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE 40 void flush_kernel_dcache_page(struct page *page); 41 void flush_kernel_vmap_range(void *addr, int size); 42 void invalidate_kernel_vmap_range(void *addr, int size); 43 #define flush_dcache_mmap_lock(mapping) xa_lock_irq(&(mapping)->i_pages) 44 #define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&(mapping)->i_pages) 45 46 #else 47 void flush_icache_user_page(struct vm_area_struct *vma, struct page *page, 48 unsigned long addr, int len); 49 #define flush_icache_user_page flush_icache_user_page 50 51 #include <asm-generic/cacheflush.h> 52 #endif 53 54 #endif /* __NDS32_CACHEFLUSH_H__ */ 55