pci_iobar_pfn     153 arch/microblaze/pci/pci-common.c int pci_iobar_pfn(struct pci_dev *pdev, int bar, struct vm_area_struct *vma)
pci_iobar_pfn     417 arch/powerpc/kernel/pci-common.c int pci_iobar_pfn(struct pci_dev *pdev, int bar, struct vm_area_struct *vma)
pci_iobar_pfn      74 arch/xtensa/kernel/pci.c int pci_iobar_pfn(struct pci_dev *pdev, int bar, struct vm_area_struct *vma)
pci_iobar_pfn    1821 include/linux/pci.h #define pci_iobar_pfn(pdev, bar, vma) (-EINVAL)