blob: 9d27475feec1768dab059a038d19af5ea10b67e2 [file] [log] [blame]
Stephen Rothwellf898f8d2007-05-01 16:49:51 +10001#ifndef _LINUX_OF_DEVICE_H
2#define _LINUX_OF_DEVICE_H
Stephen Rothwellf898f8d2007-05-01 16:49:51 +10003
Grant Likelyf9f5a462010-06-09 22:22:17 -06004#include <linux/platform_device.h>
Grant Likely29596042010-06-29 11:15:54 -06005#include <linux/of_platform.h> /* temporary until merge */
Grant Likelyb505ff52010-06-18 11:09:59 -06006
Grant Likelyf9f5a462010-06-09 22:22:17 -06007#include <linux/of.h>
8#include <linux/mod_devicetable.h>
Stephen Rothwellf898f8d2007-05-01 16:49:51 +10009
Paul Gortmaker313162d2012-01-30 11:46:54 -050010struct device;
11
Rob Herringba166e92013-04-19 17:32:52 -050012#ifdef CONFIG_OF
Stephen Rothwellf898f8d2007-05-01 16:49:51 +100013extern const struct of_device_id *of_match_device(
Grant Likely44504b22010-04-13 16:13:22 -070014 const struct of_device_id *matches, const struct device *dev);
Grant Likelyc6601222010-07-23 15:04:01 -060015extern void of_device_make_bus_id(struct device *dev);
Stephen Rothwellf898f8d2007-05-01 16:49:51 +100016
Grant Likely8cec0e72010-06-08 07:48:17 -060017/**
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 */
Grant Likelyb8262912011-02-17 02:37:15 -070022static inline int of_driver_match_device(struct device *dev,
Grant Likely8cec0e72010-06-08 07:48:17 -060023 const struct device_driver *drv)
24{
Grant Likelyb1608d62011-05-18 11:19:24 -060025 return of_match_device(drv->of_match_table, dev) != NULL;
Grant Likely8cec0e72010-06-08 07:48:17 -060026}
27
Grant Likely94a0cb12010-07-22 13:59:23 -060028extern struct platform_device *of_dev_get(struct platform_device *dev);
29extern void of_dev_put(struct platform_device *dev);
Stephen Rothwellf898f8d2007-05-01 16:49:51 +100030
Grant Likely7096d042010-10-20 11:45:13 -060031extern int of_device_add(struct platform_device *pdev);
Grant Likely94a0cb12010-07-22 13:59:23 -060032extern int of_device_register(struct platform_device *ofdev);
33extern void of_device_unregister(struct platform_device *ofdev);
Joachim Fenkesfec738d2007-09-26 19:44:12 +100034
Grant Likely34a1c1e2010-06-08 07:48:13 -060035extern ssize_t of_device_get_modalias(struct device *dev,
Stephen Rothwell09e67ca2008-05-16 11:57:45 +100036 char *str, ssize_t len);
Grant Likelydd27dcd2010-06-08 07:48:12 -060037
Grant Likely07d57a32012-02-01 11:22:22 -070038extern 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);
Grant Likelydd27dcd2010-06-08 07:48:12 -060040
Grant Likely7096d042010-10-20 11:45:13 -060041static inline void of_device_node_put(struct device *dev)
42{
43 of_node_put(dev->of_node);
44}
Grant Likelydd27dcd2010-06-08 07:48:12 -060045
Rob Herringba166e92013-04-19 17:32:52 -050046#else /* CONFIG_OF */
Grant Likely8cec0e72010-06-08 07:48:17 -060047
48static inline int of_driver_match_device(struct device *dev,
49 struct device_driver *drv)
50{
51 return 0;
52}
53
Grant Likely07d57a32012-02-01 11:22:22 -070054static 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,
Grant Likelyeca39302010-06-08 07:48:21 -060058 struct kobj_uevent_env *env)
59{
60 return -ENODEV;
61}
62
Grant Likely7096d042010-10-20 11:45:13 -060063static inline void of_device_node_put(struct device *dev) { }
64
Grant Likelyb1608d62011-05-18 11:19:24 -060065static 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}
Rob Herringba166e92013-04-19 17:32:52 -050070#endif /* CONFIG_OF */
Stephen Rothwell09e67ca2008-05-16 11:57:45 +100071
Stephen Rothwellf898f8d2007-05-01 16:49:51 +100072#endif /* _LINUX_OF_DEVICE_H */