[ARM] make page_to_dma() highmem aware

[pandora-kernel.git] / arch / arm / mach-ks8695 / include / mach / memory.h

diff --git a/arch/arm/mach-ks8695/include/mach/memory.h b/arch/arm/mach-ks8695/include/mach/memory.h
index 6d5887c..76e5308 100644 (file)
--- a/arch/arm/mach-ks8695/include/mach/memory.h
+++ b/arch/arm/mach-ks8695/include/mach/memory.h
@@ -35,7 +35,11 @@ extern struct bus_type platform_bus_type;
                                        __phys_to_virt(x) : __bus_to_virt(x)); })
 #define __arch_virt_to_dma(dev, x)     ({ is_lbus_device(dev) ? \
                                        (dma_addr_t)__virt_to_phys(x) : (dma_addr_t)__virt_to_bus(x); })
-#define __arch_page_to_dma(dev, x)     __arch_virt_to_dma(dev, page_address(x))
+#define __arch_page_to_dma(dev, x)     \
+       ({ dma_addr_t __dma = page_to_phys(page); \
+          if (!is_lbus_device(dev)) \
+               __dma = __dma - PHYS_OFFSET + KS8695_PCIMEM_PA; \
+          __dma; })
 
 #endif