| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * ppc64 "iomap" interface implementation. |
| * |
| * (C) Copyright 2004 Linus Torvalds |
| */ |
| #include <linux/pci.h> |
| #include <linux/mm.h> |
| #include <linux/export.h> |
| #include <asm/io.h> |
| #include <asm/pci-bridge.h> |
| #include <asm/isa-bridge.h> |
| |
| void __iomem *ioport_map(unsigned long port, unsigned int len) |
| { |
| return (void __iomem *) (port + _IO_BASE); |
| } |
| EXPORT_SYMBOL(ioport_map); |
| |
| #ifdef CONFIG_PCI |
| 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); |
| #endif /* CONFIG_PCI */ |
