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 11 struct device; 12 13 extern const struct of_device_id *of_match_device( 14 const struct of_device_id *matches, const struct device *dev); 15 extern 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 */ 22 static 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 28 extern struct platform_device *of_dev_get(struct platform_device *dev); 29 extern void of_dev_put(struct platform_device *dev); 30 31 extern int of_device_add(struct platform_device *pdev); 32 extern int of_device_register(struct platform_device *ofdev); 33 extern void of_device_unregister(struct platform_device *ofdev); 34 35 extern ssize_t of_device_get_modalias(struct device *dev, 36 char *str, ssize_t len); 37 38 extern void of_device_uevent(struct device *dev, struct kobj_uevent_env *env); 39 extern int of_device_uevent_modalias(struct device *dev, struct kobj_uevent_env *env); 40 41 static 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 48 static inline int of_driver_match_device(struct device *dev, 49 struct device_driver *drv) 50 { 51 return 0; 52 } 53 54 static inline void of_device_uevent(struct device *dev, 55 struct kobj_uevent_env *env) { } 56 57 static inline int of_device_uevent_modalias(struct device *dev, 58 struct kobj_uevent_env *env) 59 { 60 return -ENODEV; 61 } 62 63 static inline void of_device_node_put(struct device *dev) { } 64 65 static 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 */ 73