Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...

[powerpc.git] / include / asm-arm / cacheflush.h

diff --git a/include/asm-arm/cacheflush.h b/include/asm-arm/cacheflush.h
index 378a3a2..afad32c 100644 (file)
--- a/include/asm-arm/cacheflush.h
+++ b/include/asm-arm/cacheflush.h
@@ -185,9 +185,15 @@ struct cpu_cache_fns {
        void (*coherent_user_range)(unsigned long, unsigned long);
        void (*flush_kern_dcache_page)(void *);
 
-       void (*dma_inv_range)(unsigned long, unsigned long);
-       void (*dma_clean_range)(unsigned long, unsigned long);
-       void (*dma_flush_range)(unsigned long, unsigned long);
+       void (*dma_inv_range)(const void *, const void *);
+       void (*dma_clean_range)(const void *, const void *);
+       void (*dma_flush_range)(const void *, const void *);
+};
+
+struct outer_cache_fns {
+       void (*inv_range)(unsigned long, unsigned long);
+       void (*clean_range)(unsigned long, unsigned long);
+       void (*flush_range)(unsigned long, unsigned long);
 };
 
 /*
@@ -240,9 +246,40 @@ extern void __cpuc_flush_dcache_page(void *);
 #define dmac_clean_range               __glue(_CACHE,_dma_clean_range)
 #define dmac_flush_range               __glue(_CACHE,_dma_flush_range)
 
-extern void dmac_inv_range(unsigned long, unsigned long);
-extern void dmac_clean_range(unsigned long, unsigned long);
-extern void dmac_flush_range(unsigned long, unsigned long);
+extern void dmac_inv_range(const void *, const void *);
+extern void dmac_clean_range(const void *, const void *);
+extern void dmac_flush_range(const void *, const void *);
+
+#endif
+
+#ifdef CONFIG_OUTER_CACHE
+
+extern struct outer_cache_fns outer_cache;
+
+static inline void outer_inv_range(unsigned long start, unsigned long end)
+{
+       if (outer_cache.inv_range)
+               outer_cache.inv_range(start, end);
+}
+static inline void outer_clean_range(unsigned long start, unsigned long end)
+{
+       if (outer_cache.clean_range)
+               outer_cache.clean_range(start, end);
+}
+static inline void outer_flush_range(unsigned long start, unsigned long end)
+{
+       if (outer_cache.flush_range)
+               outer_cache.flush_range(start, end);
+}
+
+#else
+
+static inline void outer_inv_range(unsigned long start, unsigned long end)
+{ }
+static inline void outer_clean_range(unsigned long start, unsigned long end)
+{ }
+static inline void outer_flush_range(unsigned long start, unsigned long end)
+{ }
 
 #endif
 
@@ -355,6 +392,18 @@ extern void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
  */
 extern void flush_dcache_page(struct page *);
 
+extern void __flush_dcache_page(struct address_space *mapping, struct page *page);
+
+#define ARCH_HAS_FLUSH_ANON_PAGE
+static inline void flush_anon_page(struct vm_area_struct *vma,
+                        struct page *page, unsigned long vmaddr)
+{
+       extern void __flush_anon_page(struct vm_area_struct *vma,
+                               struct page *, unsigned long);
+       if (PageAnon(page))
+               __flush_anon_page(vma, page, vmaddr);
+}
+
 #define flush_dcache_mmap_lock(mapping) \
        write_lock_irq(&(mapping)->tree_lock)
 #define flush_dcache_mmap_unlock(mapping) \