/*
   * ppc64 "iomap" interface implementation.
   *
   * (C) Copyright 2004 Linus Torvalds
   */
  #include <linux/init.h>
  #include <linux/pci.h>
  #include <linux/mm.h>
  #include <linux/export.h>
  #include <linux/io.h>
  #include <asm/pci-bridge.h>
  
  void pci_iounmap(struct pci_dev *dev, void __iomem *addr)
  {
  	if (isa_vaddr_is_ioport(addr))
  		return;
  	if (pcibios_vaddr_is_ioport(addr))
  		return;
  	iounmap(addr);
  }
  EXPORT_SYMBOL(pci_iounmap);