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 int of_device_add(struct platform_device *pdev);
30 extern int of_device_register(struct platform_device *ofdev);
31 extern void of_device_unregister(struct platform_device *ofdev);
33 extern const void *of_device_get_match_data(const struct device *dev);
35 extern ssize_t of_device_modalias(struct device *dev, char *str, ssize_t len);
36 extern int of_device_request_module(struct device *dev);
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);
41 static inline struct device_node *of_cpu_device_node_get(int cpu)
43 struct device *cpu_dev;
44 cpu_dev = get_cpu_device(cpu);
46 return of_get_cpu_node(cpu, NULL);
47 return of_node_get(cpu_dev->of_node);
50 int of_dma_configure_id(struct device *dev,
51 struct device_node *np,
52 bool force_dma, const u32 *id);
53 static inline int of_dma_configure(struct device *dev,
54 struct device_node *np,
57 return of_dma_configure_id(dev, np, force_dma, NULL);
61 static inline int of_driver_match_device(struct device *dev,
62 const struct device_driver *drv)
67 static inline void of_device_uevent(struct device *dev,
68 struct kobj_uevent_env *env) { }
70 static inline const void *of_device_get_match_data(const struct device *dev)
75 static inline int of_device_modalias(struct device *dev,
76 char *str, ssize_t len)
81 static inline int of_device_request_module(struct device *dev)
86 static inline int of_device_uevent_modalias(struct device *dev,
87 struct kobj_uevent_env *env)
92 static inline const struct of_device_id *of_match_device(
93 const struct of_device_id *matches, const struct device *dev)
98 static inline struct device_node *of_cpu_device_node_get(int cpu)
103 static inline int of_dma_configure_id(struct device *dev,
104 struct device_node *np,
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 */