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Diffstat (limited to 'include/asm-generic/pci.h')
-rw-r--r--include/asm-generic/pci.h21
1 files changed, 8 insertions, 13 deletions
diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h
index c36a77d3bf4..b4326b5466e 100644
--- a/include/asm-generic/pci.h
+++ b/include/asm-generic/pci.h
@@ -30,19 +30,6 @@ pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
res->end = region->end;
}
-static inline struct resource *
-pcibios_select_root(struct pci_dev *pdev, struct resource *res)
-{
- struct resource *root = NULL;
-
- if (res->flags & IORESOURCE_IO)
- root = &ioport_resource;
- if (res->flags & IORESOURCE_MEM)
- root = &iomem_resource;
-
- return root;
-}
-
#define pcibios_scan_all_fns(a, b) 0
#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
@@ -52,4 +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 */