Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef _LINUX_OF_DEVICE_H
2#define _LINUX_OF_DEVICE_H
3
4#include <linux/platform_device.h>
5#include <linux/of_platform.h> /* temporary until merge */
6
7#ifdef CONFIG_OF_DEVICE
8#include <linux/of.h>
9#include <linux/mod_devicetable.h>
10
11struct device;
12
13extern const struct of_device_id *of_match_device(
14 const struct of_device_id *matches, const struct device *dev);
15extern void of_device_make_bus_id(struct device *dev);
16
17/**
18 * of_driver_match_device - Tell if a driver's of_match_table matches a device.
19 * @drv: the device_driver structure to test
20 * @dev: the device structure to match against
21 */
22static inline int of_driver_match_device(struct device *dev,
23 const struct device_driver *drv)
24{
25 return of_match_device(drv->of_match_table, dev) != NULL;
26}
27
28extern struct platform_device *of_dev_get(struct platform_device *dev);
29extern void of_dev_put(struct platform_device *dev);
30
31extern int of_device_add(struct platform_device *pdev);
32extern int of_device_register(struct platform_device *ofdev);
33extern void of_device_unregister(struct platform_device *ofdev);
34
35extern ssize_t of_device_get_modalias(struct device *dev,
36 char *str, ssize_t len);
37
38extern void of_device_uevent(struct device *dev, struct kobj_uevent_env *env);
39extern int of_device_uevent_modalias(struct device *dev, struct kobj_uevent_env *env);
40
41static inline void of_device_node_put(struct device *dev)
42{
43 of_node_put(dev->of_node);
44}
45
46#else /* CONFIG_OF_DEVICE */
47
48static inline int of_driver_match_device(struct device *dev,
49 struct device_driver *drv)
50{
51 return 0;
52}
53
54static inline void of_device_uevent(struct device *dev,
55 struct kobj_uevent_env *env) { }
56
57static inline int of_device_uevent_modalias(struct device *dev,
58 struct kobj_uevent_env *env)
59{
60 return -ENODEV;
61}
62
63static inline void of_device_node_put(struct device *dev) { }
64
65static inline const struct of_device_id *of_match_device(
66 const struct of_device_id *matches, const struct device *dev)
67{
68 return NULL;
69}
70#endif /* CONFIG_OF_DEVICE */
71
72#endif /* _LINUX_OF_DEVICE_H */