xref: /openbmc/linux/include/asm-generic/pci.h (revision 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2)
1 /*
2  * linux/include/asm-generic/pci.h
3  *
4  *  Copyright (C) 2003 Russell King
5  */
6 #ifndef _ASM_GENERIC_PCI_H
7 #define _ASM_GENERIC_PCI_H
8 
9 /**
10  * pcibios_resource_to_bus - convert resource to PCI bus address
11  * @dev: device which owns this resource
12  * @region: converted bus-centric region (start,end)
13  * @res: resource to convert
14  *
15  * Convert a resource to a PCI device bus address or bus window.
16  */
17 static inline void
18 pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
19 			 struct resource *res)
20 {
21 	region->start = res->start;
22 	region->end = res->end;
23 }
24 
25 #define pcibios_scan_all_fns(a, b)	0
26 
27 #ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
28 static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
29 {
30 	return channel ? 15 : 14;
31 }
32 #endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */
33 
34 #endif
35