diff options
Diffstat (limited to 'arch/mips/lib/iomap-pci.c')
| -rw-r--r-- | arch/mips/lib/iomap-pci.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/mips/lib/iomap-pci.c b/arch/mips/lib/iomap-pci.c index a9cb28813f0b..1b7ce19fb3bb 100644 --- a/arch/mips/lib/iomap-pci.c +++ b/arch/mips/lib/iomap-pci.c @@ -43,4 +43,14 @@ void __iomem *__pci_ioport_map(struct pci_dev *dev, return (void __iomem *) (ctrl->io_map_base + port); } +void pci_iounmap(struct pci_dev *dev, void __iomem *addr) +{ + struct pci_controller *ctrl = dev->bus->sysdata; + void __iomem *base = (void __iomem *)ctrl->io_map_base; + + if (addr < base || addr > (base + resource_size(ctrl->io_resource))) + iounmap(addr); +} +EXPORT_SYMBOL(pci_iounmap); + #endif /* CONFIG_PCI_DRIVERS_LEGACY */ |