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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 */