Merge remote-tracking branch 'iwlwifi-fixes/master' into next
[deliverable/linux.git] / include / linux / of_pci.h
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1#ifndef __OF_PCI_H
2#define __OF_PCI_H
3
4#include <linux/pci.h>
0d5a6db3 5#include <linux/msi.h>
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6
7struct pci_dev;
530210c7 8struct of_phandle_args;
98d9f30c 9struct device_node;
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10
11#ifdef CONFIG_OF
12int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq);
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13struct device_node *of_pci_find_child_device(struct device_node *parent,
14 unsigned int devfn);
45ab9702 15int of_pci_get_devfn(struct device_node *np);
64c5c759 16int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin);
4e23d3f5 17int of_pci_parse_bus_range(struct device_node *node, struct resource *res);
41e5c0f8 18int of_get_pci_domain_nr(struct device_node *node);
c49b8fc2 19void of_pci_dma_configure(struct pci_dev *pci_dev);
f81c11af 20void of_pci_check_probe_only(void);
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21#else
22static inline int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq)
23{
24 return 0;
25}
26
27static inline struct device_node *of_pci_find_child_device(struct device_node *parent,
28 unsigned int devfn)
29{
30 return NULL;
31}
32
33static inline int of_pci_get_devfn(struct device_node *np)
34{
35 return -EINVAL;
36}
37
38static inline int
39of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin)
40{
41 return 0;
42}
43
44static inline int
45of_pci_parse_bus_range(struct device_node *node, struct resource *res)
46{
47 return -EINVAL;
48}
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49
50static inline int
51of_get_pci_domain_nr(struct device_node *node)
52{
53 return -1;
54}
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55
56static inline void of_pci_dma_configure(struct pci_dev *pci_dev) { }
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57
58static inline void of_pci_check_probe_only(void) { }
64c5c759 59#endif
98d9f30c 60
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61#if defined(CONFIG_OF_ADDRESS)
62int of_pci_get_host_bridge_resources(struct device_node *dev,
63 unsigned char busno, unsigned char bus_max,
64 struct list_head *resources, resource_size_t *io_base);
65#endif
66
0d5a6db3 67#if defined(CONFIG_OF) && defined(CONFIG_PCI_MSI)
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68int of_pci_msi_chip_add(struct msi_controller *chip);
69void of_pci_msi_chip_remove(struct msi_controller *chip);
70struct msi_controller *of_pci_find_msi_chip_by_node(struct device_node *of_node);
0d5a6db3 71#else
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72static inline int of_pci_msi_chip_add(struct msi_controller *chip) { return -EINVAL; }
73static inline void of_pci_msi_chip_remove(struct msi_controller *chip) { }
74static inline struct msi_controller *
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75of_pci_find_msi_chip_by_node(struct device_node *of_node) { return NULL; }
76#endif
77
04bea68b 78#endif
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