From ef1baed8870d1eebb0c08d9a466e703f1a21b484 Mon Sep 17 00:00:00 2001 From: Russell King Date: Sat, 31 Oct 2009 16:07:16 +0000 Subject: ARM: dma-mapping: provide dma_to_page() Signed-off-by: Russell King Tested-By: Jamie Iles --- arch/arm/mach-ks8695/include/mach/memory.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'arch/arm/mach-ks8695') diff --git a/arch/arm/mach-ks8695/include/mach/memory.h b/arch/arm/mach-ks8695/include/mach/memory.h index 76e5308685a4..ffa19aae6e05 100644 --- a/arch/arm/mach-ks8695/include/mach/memory.h +++ b/arch/arm/mach-ks8695/include/mach/memory.h @@ -41,6 +41,13 @@ extern struct bus_type platform_bus_type; __dma = __dma - PHYS_OFFSET + KS8695_PCIMEM_PA; \ __dma; }) +#define __arch_dma_to_page(dev, x) \ + ({ dma_addr_t __dma = x; \ + if (!is_lbus_device(dev)) \ + __dma += PHYS_OFFSET - KS8695_PCIMEM_PA; \ + phys_to_page(__dma); \ + }) + #endif #endif -- cgit v1.2.3