1 #ifndef ASMARM_PCI_H
2 #define ASMARM_PCI_H
3
4 #ifdef __KERNEL__
5 #include <asm-generic/pci-dma-compat.h>
6 #include <asm-generic/pci-bridge.h>
7
8 #include <asm/mach/pci.h> /* for pci_sys_data */
9
10 extern unsigned long pcibios_min_io;
11 #define PCIBIOS_MIN_IO pcibios_min_io
12 extern unsigned long pcibios_min_mem;
13 #define PCIBIOS_MIN_MEM pcibios_min_mem
14
pcibios_assign_all_busses(void)15 static inline int pcibios_assign_all_busses(void)
16 {
17 return pci_has_flag(PCI_REASSIGN_ALL_RSRC);
18 }
19
20 #ifdef CONFIG_PCI_DOMAINS
pci_domain_nr(struct pci_bus * bus)21 static 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
pci_proc_domain(struct pci_bus * bus)28 static inline int pci_proc_domain(struct pci_bus *bus)
29 {
30 return pci_domain_nr(bus);
31 }
32 #endif /* CONFIG_PCI_DOMAINS */
33
pcibios_penalize_isa_irq(int irq,int active)34 static inline void pcibios_penalize_isa_irq(int irq, int active)
35 {
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 */
44 #define PCI_DMA_BUS_IS_PHYS (1)
45
46 #ifdef CONFIG_PCI
pci_dma_burst_advice(struct pci_dev * pdev,enum pci_dma_burst_strategy * strat,unsigned long * strategy_parameter)47 static 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 }
54 #endif
55
56 #define HAVE_PCI_MMAP
57 extern 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
60 extern void
61 pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
62 struct resource *res);
63
64 extern void
65 pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
66 struct pci_bus_region *region);
67
68 /*
69 * Dummy implementation; always return 0.
70 */
pci_get_legacy_ide_irq(struct pci_dev * dev,int channel)71 static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
72 {
73 return 0;
74 }
75
76 #endif /* __KERNEL__ */
77
78 #endif
79