diff options
Diffstat (limited to 'include/asm-generic/pci.h')
| -rw-r--r-- | include/asm-generic/pci.h | 53 |
1 files changed, 23 insertions, 30 deletions
diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h index e80a0495e5b0..6869f1061528 100644 --- a/include/asm-generic/pci.h +++ b/include/asm-generic/pci.h @@ -1,37 +1,30 @@ -/* - * linux/include/asm-generic/pci.h - * - * Copyright (C) 2003 Russell King - */ -#ifndef _ASM_GENERIC_PCI_H -#define _ASM_GENERIC_PCI_H +/* SPDX-License-Identifier: GPL-2.0-only */ -static inline struct resource * -pcibios_select_root(struct pci_dev *pdev, struct resource *res) -{ - struct resource *root = NULL; +#ifndef __ASM_GENERIC_PCI_H +#define __ASM_GENERIC_PCI_H - if (res->flags & IORESOURCE_IO) - root = &ioport_resource; - if (res->flags & IORESOURCE_MEM) - root = &iomem_resource; +#ifndef PCIBIOS_MIN_IO +#define PCIBIOS_MIN_IO 0 +#endif - return root; -} +#ifndef PCIBIOS_MIN_MEM +#define PCIBIOS_MIN_MEM 0 +#endif -#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) +#ifndef pcibios_assign_all_busses +/* For bootloaders that do not initialize the PCI bus */ +#define pcibios_assign_all_busses() 1 +#endif + +/* Enable generic resource mapping code in drivers/pci/ */ +#define ARCH_GENERIC_PCI_MMAP_RESOURCE + +#ifdef CONFIG_PCI_DOMAINS +static inline int pci_proc_domain(struct pci_bus *bus) { - return channel ? 15 : 14; + /* always show the domain in /proc */ + return 1; } -#endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */ - -/* - * By default, assume that no iommu is in use and that the PCI - * space is mapped to address physical 0. - */ -#ifndef PCI_DMA_BUS_IS_PHYS -#define PCI_DMA_BUS_IS_PHYS (1) -#endif +#endif /* CONFIG_PCI_DOMAINS */ -#endif /* _ASM_GENERIC_PCI_H */ +#endif /* __ASM_GENERIC_PCI_H */ |