1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_OF_DEVICE_H
3 #define _LINUX_OF_DEVICE_H
6 #include <linux/platform_device.h>
7 #include <linux/of_platform.h> /* temporary until merge */
10 #include <linux/mod_devicetable.h>
15 extern const struct of_device_id *of_match_device(
16 const struct of_device_id *matches, const struct device *dev);
19 * of_driver_match_device - Tell if a driver's of_match_table matches a device.
20 * @drv: the device_driver structure to test
21 * @dev: the device structure to match against
23 static inline int of_driver_match_device(struct device *dev,
24 const struct device_driver *drv)
26 return of_match_device(drv->of_match_table, dev) != NULL;
29 extern struct platform_device *of_dev_get(struct platform_device *dev);
30 extern void of_dev_put(struct platform_device *dev);
32 extern int of_device_add(struct platform_device *pdev);
33 extern int of_device_register(struct platform_device *ofdev);
34 extern void of_device_unregister(struct platform_device *ofdev);
36 extern const void *of_device_get_match_data(const struct device *dev);
38 extern ssize_t of_device_modalias(struct device *dev, char *str, ssize_t len);
39 extern int of_device_request_module(struct device *dev);
41 extern void of_device_uevent(struct device *dev, struct kobj_uevent_env *env);
42 extern int of_device_uevent_modalias(struct device *dev, struct kobj_uevent_env *env);
44 static inline void of_device_node_put(struct device *dev)
46 of_node_put(dev->of_node);
49 static inline struct device_node *of_cpu_device_node_get(int cpu)
51 struct device *cpu_dev;
52 cpu_dev = get_cpu_device(cpu);
54 return of_get_cpu_node(cpu, NULL);
55 return of_node_get(cpu_dev->of_node);
58 int of_dma_configure(struct device *dev,
59 struct device_node *np,
63 static inline int of_driver_match_device(struct device *dev,
64 const struct device_driver *drv)
69 static inline void of_device_uevent(struct device *dev,
70 struct kobj_uevent_env *env) { }
72 static inline const void *of_device_get_match_data(const struct device *dev)
77 static inline int of_device_modalias(struct device *dev,
78 char *str, ssize_t len)
83 static inline int of_device_request_module(struct device *dev)
88 static inline int of_device_uevent_modalias(struct device *dev,
89 struct kobj_uevent_env *env)
94 static inline void of_device_node_put(struct device *dev) { }
96 static inline const struct of_device_id *__of_match_device(
97 const struct of_device_id *matches, const struct device *dev)
101 #define of_match_device(matches, dev) \
102 __of_match_device(of_match_ptr(matches), (dev))
104 static inline struct device_node *of_cpu_device_node_get(int cpu)
109 static inline int of_dma_configure(struct device *dev,
110 struct device_node *np,
115 #endif /* CONFIG_OF */
117 #endif /* _LINUX_OF_DEVICE_H */