Merge branch 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[karo-tx-linux.git] / include / asm-generic / pci.h

diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h
index ee1d8b5d8168fa99ad3b60be15a9a8b5aa17cbc2..b4326b5466ebb35130a59e861cda6d8e396b5e3a 100644 (file)
--- a/include/asm-generic/pci.h
+++ b/include/asm-generic/pci.h
@@ -39,4 +39,12 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
 }
 #endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */
 
+/*
+ * By default, assume that no iommu is in use and that the PCI
+ * space is mapped to address physical 0.
+ */
+#ifndef PCI_DMA_BUS_IS_PHYS
+#define PCI_DMA_BUS_IS_PHYS    (1)
 #endif
+
+#endif /* _ASM_GENERIC_PCI_H */