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-rw-r--r--include/asm-arm/cacheflush.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-arm/cacheflush.h b/include/asm-arm/cacheflush.h
index 528c72a10e87..8828b733f0aa 100644
--- a/include/asm-arm/cacheflush.h
+++ b/include/asm-arm/cacheflush.h
@@ -434,6 +434,13 @@ static inline void flush_anon_page(struct vm_area_struct *vma,
*/
#define flush_icache_page(vma,page) do { } while (0)
+static inline void flush_ioremap_region(unsigned long phys, void __iomem *virt,
+ unsigned offset, size_t size)
+{
+ const void *start = (void __force *)virt + offset;
+ dmac_inv_range(start, start + size);
+}
+
#define __cacheid_present(val) (val != read_cpuid(CPUID_ID))
#define __cacheid_type_v7(val) ((val & (7 << 29)) == (4 << 29))