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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef ASMARM_PCI_H
2#define ASMARM_PCI_H
3
4#ifdef __KERNEL__
Linus Torvalds1da177e2005-04-16 15:20:36 -07005#include <asm-generic/pci-dma-compat.h>
Rob Herringdc8d9662011-06-29 10:59:45 -05006#include <asm-generic/pci-bridge.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07007
Anton Vorontsov52882172010-04-19 13:20:49 +01008#include <asm/mach/pci.h> /* for pci_sys_data */
Rob Herringc9d95fb2011-06-28 21:16:13 -05009
10extern unsigned long pcibios_min_io;
11#define PCIBIOS_MIN_IO pcibios_min_io
12extern unsigned long pcibios_min_mem;
13#define PCIBIOS_MIN_MEM pcibios_min_mem
Linus Torvalds1da177e2005-04-16 15:20:36 -070014
Rob Herringdc8d9662011-06-29 10:59:45 -050015static inline int pcibios_assign_all_busses(void)
16{
17 return pci_has_flag(PCI_REASSIGN_ALL_RSRC);
18}
19
Anton Vorontsov52882172010-04-19 13:20:49 +010020#ifdef CONFIG_PCI_DOMAINS
21static inline int pci_domain_nr(struct pci_bus *bus)
22{
23 struct pci_sys_data *root = bus->sysdata;
24
25 return root->domain;
26}
27
28static inline int pci_proc_domain(struct pci_bus *bus)
29{
30 return pci_domain_nr(bus);
31}
32#endif /* CONFIG_PCI_DOMAINS */
33
David Shaohua Lic9c3e452005-04-01 00:07:31 -050034static inline void pcibios_penalize_isa_irq(int irq, int active)
Linus Torvalds1da177e2005-04-16 15:20:36 -070035{
36 /* We don't do dynamic PCI IRQ allocation */
37}
38
39/*
40 * The PCI address space does equal the physical memory address space.
41 * The networking and block device layers use this boolean for bounce
42 * buffer decisions.
43 */
Russell King88c381b2008-09-13 21:23:06 +010044#define PCI_DMA_BUS_IS_PHYS (1)
Linus Torvalds1da177e2005-04-16 15:20:36 -070045
Andrew Mortonbb4a61b2005-06-06 23:07:46 -070046#ifdef CONFIG_PCI
David S. Millere24c2d92005-06-02 12:55:50 -070047static inline void pci_dma_burst_advice(struct pci_dev *pdev,
48 enum pci_dma_burst_strategy *strat,
49 unsigned long *strategy_parameter)
50{
51 *strat = PCI_DMA_BURST_INFINITY;
52 *strategy_parameter = ~0UL;
53}
Andrew Mortonbb4a61b2005-06-06 23:07:46 -070054#endif
David S. Millere24c2d92005-06-02 12:55:50 -070055
Linus Torvalds1da177e2005-04-16 15:20:36 -070056#define HAVE_PCI_MMAP
57extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
58 enum pci_mmap_state mmap_state, int write_combine);
59
60extern void
61pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
62 struct resource *res);
63
Dominik Brodowski43c34732005-08-04 18:06:21 -070064extern void
65pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
66 struct pci_bus_region *region);
67
Russell Kingdd438e72008-07-25 20:55:52 +010068/*
69 * Dummy implementation; always return 0.
70 */
71static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
72{
73 return 0;
74}
75
Linus Torvalds1da177e2005-04-16 15:20:36 -070076#endif /* __KERNEL__ */
77
78#endif