--- zzzz-none-000/linux-2.6.39.4/arch/arm/include/asm/cacheflush.h	2011-08-03 19:43:28.000000000 +0000
+++ puma6-arm-6490-729/linux-2.6.39.4/arch/arm/include/asm/cacheflush.h	2021-11-10 13:23:09.000000000 +0000
@@ -19,6 +19,9 @@
 
 #define CACHE_COLOUR(vaddr)	((vaddr & (SHMLBA - 1)) >> PAGE_SHIFT)
 
+
+
+
 /*
  * This flag is used to indicate that the page pointed to by a pte is clean
  * and does not require cleaning before returning it to the user.
@@ -133,7 +136,10 @@
  */
 #define dmac_map_area			cpu_cache.dma_map_area
 #define dmac_unmap_area			cpu_cache.dma_unmap_area
-#define dmac_flush_range		cpu_cache.dma_flush_range
+#define dmac_flush_range		       cpu_cache.dma_flush_range
+#define dmac_inv_range                    dmac_flush_range
+#define dmac_clean_range                    dmac_flush_range
+
 
 #else
 
@@ -155,6 +161,9 @@
 extern void dmac_unmap_area(const void *, size_t, int);
 extern void dmac_flush_range(const void *, const void *);
 
+#define dmac_inv_range                    dmac_flush_range
+#define dmac_clean_range                    dmac_flush_range
+
 #endif
 
 /*
@@ -221,7 +230,7 @@
 }
 
 static inline void
-vivt_flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn)
+vivt_flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn __attribute__((unused)))
 {
 	if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) {
 		unsigned long addr = user_addr & PAGE_MASK;
@@ -301,7 +310,7 @@
 }
 
 #define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE
-static inline void flush_kernel_dcache_page(struct page *page)
+static inline void flush_kernel_dcache_page(struct page *page __attribute__((unused)))
 {
 }
 
@@ -326,7 +335,7 @@
  * data, we need to do a full cache flush to ensure that writebacks
  * don't corrupt data placed into these pages via the new mappings.
  */
-static inline void flush_cache_vmap(unsigned long start, unsigned long end)
+static inline void flush_cache_vmap(unsigned long start __attribute__((unused)), unsigned long end __attribute__((unused)))
 {
 	if (!cache_is_vipt_nonaliasing())
 		flush_cache_all();
@@ -338,7 +347,7 @@
 		dsb();
 }
 
-static inline void flush_cache_vunmap(unsigned long start, unsigned long end)
+static inline void flush_cache_vunmap(unsigned long start __attribute__((unused)), unsigned long end __attribute__((unused)))
 {
 	if (!cache_is_vipt_nonaliasing())
 		flush_cache_all();