x86: remove arch specific dma_supported implementation

[karo-tx-linux.git] / arch / x86 / include / asm / iommu.h

diff --git a/arch/x86/include/asm/iommu.h b/arch/x86/include/asm/iommu.h
index 793869879464e0ca8fa872cae092e1d39cd15118..fca144a104e409bfd0ff29d9d7bc14ca1dbd7042 100644 (file)
--- a/arch/x86/include/asm/iommu.h
+++ b/arch/x86/include/asm/iommu.h
@@ -6,6 +6,8 @@ extern int force_iommu, no_iommu;
 extern int iommu_detected;
 extern int iommu_pass_through;
 
+int x86_dma_supported(struct device *dev, u64 mask);
+
 /* 10 seconds */
 #define DMAR_OPERATION_TIMEOUT ((cycles_t) tsc_khz*10*1000)