fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / asm-x86_64 / pci.h

diff --git a/include/asm-x86_64/pci.h b/include/asm-x86_64/pci.h
index 49c5e92..e0d2983 100644 (file)
--- a/include/asm-x86_64/pci.h
+++ b/include/asm-x86_64/pci.h
@@ -62,6 +62,23 @@ extern int iommu_setup(char *opt);
 extern int iommu_sac_force;
 #define pci_dac_dma_supported(pci_dev, mask)   (!iommu_sac_force)
 
+#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)      \
+       dma_addr_t ADDR_NAME;
+#define DECLARE_PCI_UNMAP_LEN(LEN_NAME)                \
+       __u32 LEN_NAME;
+#define pci_unmap_addr(PTR, ADDR_NAME)                 \
+       ((PTR)->ADDR_NAME)
+#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL)                \
+       (((PTR)->ADDR_NAME) = (VAL))
+#define pci_unmap_len(PTR, LEN_NAME)                   \
+       ((PTR)->LEN_NAME)
+#define pci_unmap_len_set(PTR, LEN_NAME, VAL)          \
+       (((PTR)->LEN_NAME) = (VAL))
+
+#elif defined(CONFIG_SWIOTLB)
+
+#define pci_dac_dma_supported(pci_dev, mask)    1
+
 #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)      \
        dma_addr_t ADDR_NAME;
 #define DECLARE_PCI_UNMAP_LEN(LEN_NAME)                \
@@ -146,4 +163,13 @@ static inline void pcibios_add_platform_entries(struct pci_dev *dev)
 #include <asm-generic/pci.h>
 #endif
 
+#ifdef CONFIG_XEN
+/* On Xen we have to scan all functions since Xen hides bridges from
+ * us.  If a bridge is at fn=0 and that slot has a multifunction
+ * device, we won't find the additional devices without scanning all
+ * functions. */
+#undef pcibios_scan_all_fns
+#define pcibios_scan_all_fns(a, b)     1
+#endif
+
 #endif /* __x8664_PCI_H */