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-rw-r--r--include/linux/of_device.h53
1 files changed, 42 insertions, 11 deletions
diff --git a/include/linux/of_device.h b/include/linux/of_device.h
index d3a74e00a3e1..835f85ecd2de 100644
--- a/include/linux/of_device.h
+++ b/include/linux/of_device.h
@@ -1,30 +1,61 @@
1#ifndef _LINUX_OF_DEVICE_H 1#ifndef _LINUX_OF_DEVICE_H
2#define _LINUX_OF_DEVICE_H 2#define _LINUX_OF_DEVICE_H
3 3
4#include <linux/platform_device.h>
5#include <linux/of_platform.h> /* temporary until merge */
6
7#ifdef CONFIG_OF_DEVICE
4#include <linux/device.h> 8#include <linux/device.h>
5#include <linux/of.h> 9#include <linux/of.h>
6#include <linux/mod_devicetable.h> 10#include <linux/mod_devicetable.h>
7 11
8#include <asm/of_device.h>
9
10#define to_of_device(d) container_of(d, struct of_device, dev)
11
12extern const struct of_device_id *of_match_device( 12extern const struct of_device_id *of_match_device(
13 const struct of_device_id *matches, const struct of_device *dev); 13 const struct of_device_id *matches, const struct device *dev);
14extern void of_device_make_bus_id(struct device *dev);
15
16/**
17 * of_driver_match_device - Tell if a driver's of_match_table matches a device.
18 * @drv: the device_driver structure to test
19 * @dev: the device structure to match against
20 */
21static inline int of_driver_match_device(const struct device *dev,
22 const struct device_driver *drv)
23{
24 return of_match_device(drv->of_match_table, dev) != NULL;
25}
14 26
15extern struct of_device *of_dev_get(struct of_device *dev); 27extern struct platform_device *of_dev_get(struct platform_device *dev);
16extern void of_dev_put(struct of_device *dev); 28extern void of_dev_put(struct platform_device *dev);
17 29
18extern int of_device_register(struct of_device *ofdev); 30extern int of_device_register(struct platform_device *ofdev);
19extern void of_device_unregister(struct of_device *ofdev); 31extern void of_device_unregister(struct platform_device *ofdev);
20extern void of_release_dev(struct device *dev); 32extern void of_release_dev(struct device *dev);
21 33
22static inline void of_device_free(struct of_device *dev) 34static inline void of_device_free(struct platform_device *dev)
23{ 35{
24 of_release_dev(&dev->dev); 36 of_release_dev(&dev->dev);
25} 37}
26 38
27extern ssize_t of_device_get_modalias(struct of_device *ofdev, 39extern ssize_t of_device_get_modalias(struct device *dev,
28 char *str, ssize_t len); 40 char *str, ssize_t len);
29 41
42extern int of_device_uevent(struct device *dev, struct kobj_uevent_env *env);
43
44
45#else /* CONFIG_OF_DEVICE */
46
47static inline int of_driver_match_device(struct device *dev,
48 struct device_driver *drv)
49{
50 return 0;
51}
52
53static inline int of_device_uevent(struct device *dev,
54 struct kobj_uevent_env *env)
55{
56 return -ENODEV;
57}
58
59#endif /* CONFIG_OF_DEVICE */
60
30#endif /* _LINUX_OF_DEVICE_H */ 61#endif /* _LINUX_OF_DEVICE_H */