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review.evervolv.com / android_kernel_htc_msm8960 / d32af365698237c84e6afb44d9e88d3b7bf56913 / . / include / linux / of_device.h
blob: 901b7435e890333027362b1ea89ba58b79578768 [file] [log] [blame]
Stephen Rothwellf898f8d2007-05-01 16:49:51 +1000[diff] [blame]1#ifndef _LINUX_OF_DEVICE_H
2#define _LINUX_OF_DEVICE_H
Stephen Rothwellf898f8d2007-05-01 16:49:51 +1000[diff] [blame]3
Grant Likelyf9f5a462010-06-09 22:22:17 -0600[diff] [blame]4#include <linux/platform_device.h>
Grant Likely29596042010-06-29 11:15:54 -0600[diff] [blame]5#include <linux/of_platform.h> /* temporary until merge */
Grant Likelyb505ff52010-06-18 11:09:59 -0600[diff] [blame]6
Grant Likelyf9f5a462010-06-09 22:22:17 -0600[diff] [blame]7#ifdef CONFIG_OF_DEVICE
Grant Likelyf9f5a462010-06-09 22:22:17 -0600[diff] [blame]8#include <linux/of.h>
9#include <linux/mod_devicetable.h>
Stephen Rothwellf898f8d2007-05-01 16:49:51 +1000[diff] [blame]10
Paul Gortmaker313162d2012-01-30 11:46:54 -0500[diff] [blame]11struct device;
12
Stephen Rothwellf898f8d2007-05-01 16:49:51 +1000[diff] [blame]13extern const struct of_device_id *of_match_device(
Grant Likely44504b22010-04-13 16:13:22 -0700[diff] [blame]14 const struct of_device_id *matches, const struct device *dev);
Grant Likelyc6601222010-07-23 15:04:01 -0600[diff] [blame]15extern void of_device_make_bus_id(struct device *dev);
Stephen Rothwellf898f8d2007-05-01 16:49:51 +1000[diff] [blame]16
Grant Likely8cec0e72010-06-08 07:48:17 -0600[diff] [blame]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 */
Grant Likelyb8262912011-02-17 02:37:15 -0700[diff] [blame]22static inline int of_driver_match_device(struct device *dev,
Grant Likely8cec0e72010-06-08 07:48:17 -0600[diff] [blame]23 const struct device_driver *drv)
24{
Grant Likelyb1608d62011-05-18 11:19:24 -0600[diff] [blame]25 return of_match_device(drv->of_match_table, dev) != NULL;
Grant Likely8cec0e72010-06-08 07:48:17 -0600[diff] [blame]26}
27
Grant Likely94a0cb12010-07-22 13:59:23 -0600[diff] [blame]28extern 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 +1000[diff] [blame]30
Grant Likely7096d042010-10-20 11:45:13 -0600[diff] [blame]31extern int of_device_add(struct platform_device *pdev);
Grant Likely94a0cb12010-07-22 13:59:23 -0600[diff] [blame]32extern int of_device_register(struct platform_device *ofdev);
33extern void of_device_unregister(struct platform_device *ofdev);
Joachim Fenkesfec738d2007-09-26 19:44:12 +1000[diff] [blame]34
Grant Likely34a1c1e2010-06-08 07:48:13 -0600[diff] [blame]35extern ssize_t of_device_get_modalias(struct device *dev,
Stephen Rothwell09e67ca2008-05-16 11:57:45 +1000[diff] [blame]36 char *str, ssize_t len);
Grant Likelydd27dcd2010-06-08 07:48:12 -0600[diff] [blame]37
Grant Likely07d57a32012-02-01 11:22:22 -0700[diff] [blame]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);
Grant Likelydd27dcd2010-06-08 07:48:12 -0600[diff] [blame]40
Grant Likely7096d042010-10-20 11:45:13 -0600[diff] [blame]41static 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 -0600[diff] [blame]45
Grant Likely8cec0e72010-06-08 07:48:17 -0600[diff] [blame]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
Grant Likely07d57a32012-02-01 11:22:22 -0700[diff] [blame]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,
Grant Likelyeca39302010-06-08 07:48:21 -0600[diff] [blame]58 struct kobj_uevent_env *env)
59{
60 return -ENODEV;
61}
62
Grant Likely7096d042010-10-20 11:45:13 -0600[diff] [blame]63static inline void of_device_node_put(struct device *dev) { }
64
Grant Likelyb1608d62011-05-18 11:19:24 -0600[diff] [blame]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}
Grant Likelyefb2e012010-04-13 16:12:27 -0700[diff] [blame]70#endif /* CONFIG_OF_DEVICE */
Stephen Rothwell09e67ca2008-05-16 11:57:45 +1000[diff] [blame]71
Stephen Rothwellf898f8d2007-05-01 16:49:51 +1000[diff] [blame]72#endif /* _LINUX_OF_DEVICE_H */