LXR linux/arch/x86/include/asm/pci

   1#ifndef _ASM_X86_PCI_64_H
   2#define _ASM_X86_PCI_64_H
   3
   4#ifdef __KERNEL__
   5
   6#ifdef CONFIG_CALGARY_IOMMU
   7static inline void *pci_iommu(struct pci_bus *bus)
   8{
   9        struct pci_sysdata *sd = bus->sysdata;
  10        return sd->iommu;
  11}
  12
  13static 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
  20extern int (*pci_config_read)(int seg, int bus, int dev, int fn,
  21                              int reg, int len, u32 *value);
  22extern 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 */
  28