NFSv4.1 add nfs_inode book keeping for mdsthreshold
[platform/adaptation/renesas_rcar/renesas_kernel.git] / include / linux / of_address.h
1 #ifndef __OF_ADDRESS_H
2 #define __OF_ADDRESS_H
3 #include <linux/ioport.h>
4 #include <linux/errno.h>
5 #include <linux/of.h>
6
7 #ifdef CONFIG_OF_ADDRESS
8 extern u64 of_translate_address(struct device_node *np, const __be32 *addr);
9 extern int of_address_to_resource(struct device_node *dev, int index,
10                                   struct resource *r);
11 extern struct device_node *of_find_matching_node_by_address(
12                                         struct device_node *from,
13                                         const struct of_device_id *matches,
14                                         u64 base_address);
15 extern void __iomem *of_iomap(struct device_node *device, int index);
16
17 /* Extract an address from a device, returns the region size and
18  * the address space flags too. The PCI version uses a BAR number
19  * instead of an absolute index
20  */
21 extern const u32 *of_get_address(struct device_node *dev, int index,
22                            u64 *size, unsigned int *flags);
23
24 #ifndef pci_address_to_pio
25 static inline unsigned long pci_address_to_pio(phys_addr_t addr) { return -1; }
26 #define pci_address_to_pio pci_address_to_pio
27 #endif
28
29 #else /* CONFIG_OF_ADDRESS */
30 static inline int of_address_to_resource(struct device_node *dev, int index,
31                                          struct resource *r)
32 {
33         return -EINVAL;
34 }
35 static inline struct device_node *of_find_matching_node_by_address(
36                                         struct device_node *from,
37                                         const struct of_device_id *matches,
38                                         u64 base_address)
39 {
40         return NULL;
41 }
42 static inline void __iomem *of_iomap(struct device_node *device, int index)
43 {
44         return NULL;
45 }
46 static inline const u32 *of_get_address(struct device_node *dev, int index,
47                                         u64 *size, unsigned int *flags)
48 {
49         return NULL;
50 }
51 #endif /* CONFIG_OF_ADDRESS */
52
53
54 #if defined(CONFIG_OF_ADDRESS) && defined(CONFIG_PCI)
55 extern const __be32 *of_get_pci_address(struct device_node *dev, int bar_no,
56                                u64 *size, unsigned int *flags);
57 extern int of_pci_address_to_resource(struct device_node *dev, int bar,
58                                       struct resource *r);
59 #else /* CONFIG_OF_ADDRESS && CONFIG_PCI */
60 static inline int of_pci_address_to_resource(struct device_node *dev, int bar,
61                                              struct resource *r)
62 {
63         return -ENOSYS;
64 }
65
66 static inline const __be32 *of_get_pci_address(struct device_node *dev,
67                 int bar_no, u64 *size, unsigned int *flags)
68 {
69         return NULL;
70 }
71 #endif /* CONFIG_OF_ADDRESS && CONFIG_PCI */
72
73 #endif /* __OF_ADDRESS_H */
74