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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>
6
Russell Kinga09e64f2008-08-05 16:14:15 +01007#include <mach/hardware.h> /* for PCIBIOS_MIN_* */
Linus Torvalds1da177e2005-04-16 15:20:36 -07008
9#define pcibios_scan_all_fns(a, b) 0
10
Mike Rapoporta8fc0782007-09-23 15:59:52 +010011#ifdef CONFIG_PCI_HOST_ITE8152
12/* ITE bridge requires setting latency timer to avoid early bus access
13 termination by PIC bus mater devices
14*/
15extern void pcibios_set_master(struct pci_dev *dev);
16#else
Linus Torvalds1da177e2005-04-16 15:20:36 -070017static inline void pcibios_set_master(struct pci_dev *dev)
18{
19 /* No special bus mastering setup handling */
20}
Mike Rapoporta8fc0782007-09-23 15:59:52 +010021#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070022
David Shaohua Lic9c3e452005-04-01 00:07:31 -050023static inline void pcibios_penalize_isa_irq(int irq, int active)
Linus Torvalds1da177e2005-04-16 15:20:36 -070024{
25 /* We don't do dynamic PCI IRQ allocation */
26}
27
28/*
29 * The PCI address space does equal the physical memory address space.
30 * The networking and block device layers use this boolean for bounce
31 * buffer decisions.
32 */
Russell King88c381b2008-09-13 21:23:06 +010033#define PCI_DMA_BUS_IS_PHYS (1)
Linus Torvalds1da177e2005-04-16 15:20:36 -070034
35/*
Linus Torvalds1da177e2005-04-16 15:20:36 -070036 * Whether pci_unmap_{single,page} is a nop depends upon the
37 * configuration.
38 */
39#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME;
40#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME;
41#define pci_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME)
42#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) (((PTR)->ADDR_NAME) = (VAL))
43#define pci_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME)
44#define pci_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL))
45
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