arch/x86/include/asm/pci_64.h

   1 #ifndef _ASM_X86_PCI_64_H
   2 #define _ASM_X86_PCI_64_H
   3
   4 #ifdef __KERNEL__
   5
   6 #ifdef CONFIG_CALGARY_IOMMU
   7 static inline void *pci_iommu(struct pci_bus *bus)
   8 {
   9         struct pci_sysdata *sd = bus->sysdata;
  10         return sd->iommu;
  11 }
  12
  13 static inline void set_pci_iommu(struct pci_bus *bus, void *val)
  14 {
  15         struct pci_sysdata *sd = bus->sysdata;
  16         sd->iommu = val;
  17 }
  18 #endif /* CONFIG_CALGARY_IOMMU */
  19
  20 extern int (*pci_config_read)(int seg, int bus, int dev, int fn,
  21                               int reg, int len, u32 *value);
  22 extern int (*pci_config_write)(int seg, int bus, int dev, int fn,
  23                                int reg, int len, u32 value);
  24
  25 #endif /* __KERNEL__ */
  26
  27 #endif /* _ASM_X86_PCI_64_H */