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/*
* linux/include/asm-generic/pci.h
*
* Copyright (C) 2003 Russell King
*/
#ifndef _ASM_GENERIC_PCI_H
#define _ASM_GENERIC_PCI_H
/**
* pcibios_resource_to_bus - convert resource to PCI bus address
* @dev: device which owns this resource
* @region: converted bus-centric region (start,end)
* @res: resource to convert
*
* Convert a resource to a PCI device bus address or bus window.
*/
static inline void
pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
struct resource *res)
{
region->start = res->start;
region->end = res->end;
}
static inline void
pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
struct pci_bus_region *region)
{
res->start = region->start;
res->end = region->end;
}
static inline struct resource *
pcibios_select_root(struct pci_dev *pdev, struct resource *res)
{
struct resource *root = NULL;
if (res->flags & IORESOURCE_IO)
root = &ioport_resource;
if (res->flags & IORESOURCE_MEM)
root = &iomem_resource;
return root;
}
#define pcibios_scan_all_fns(a, b) 0
#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
{
return channel ? 15 : 14;
}
#endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */
#endif
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