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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
f898f8db SR |
2 | #ifndef _LINUX_OF_DEVICE_H |
3 | #define _LINUX_OF_DEVICE_H | |
f898f8db | 4 | |
bd00860e | 5 | #include <linux/cpu.h> |
f9f5a466 | 6 | #include <linux/platform_device.h> |
29596042 | 7 | #include <linux/of_platform.h> /* temporary until merge */ |
b505ff5e | 8 | |
f9f5a466 GL |
9 | #include <linux/of.h> |
10 | #include <linux/mod_devicetable.h> | |
f898f8db | 11 | |
313162d0 PG |
12 | struct device; |
13 | ||
ba166e90 | 14 | #ifdef CONFIG_OF |
f898f8db | 15 | extern const struct of_device_id *of_match_device( |
44504b2b | 16 | const struct of_device_id *matches, const struct device *dev); |
f898f8db | 17 | |
8cec0e7b GL |
18 | /** |
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 | |
22 | */ | |
b826291c | 23 | static inline int of_driver_match_device(struct device *dev, |
8cec0e7b GL |
24 | const struct device_driver *drv) |
25 | { | |
b1608d69 | 26 | return of_match_device(drv->of_match_table, dev) != NULL; |
8cec0e7b GL |
27 | } |
28 | ||
7096d042 | 29 | extern int of_device_add(struct platform_device *pdev); |
94a0cb1f GL |
30 | extern int of_device_register(struct platform_device *ofdev); |
31 | extern void of_device_unregister(struct platform_device *ofdev); | |
fec738dd | 32 | |
3386e0fa JE |
33 | extern const void *of_device_get_match_data(const struct device *dev); |
34 | ||
0634c295 | 35 | extern ssize_t of_device_modalias(struct device *dev, char *str, ssize_t len); |
9c829c09 | 36 | extern int of_device_request_module(struct device *dev); |
dd27dcda | 37 | |
07d57a32 GL |
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); | |
dd27dcda | 40 | |
bd00860e SK |
41 | static inline struct device_node *of_cpu_device_node_get(int cpu) |
42 | { | |
43 | struct device *cpu_dev; | |
44 | cpu_dev = get_cpu_device(cpu); | |
45 | if (!cpu_dev) | |
7467c9d9 | 46 | return of_get_cpu_node(cpu, NULL); |
bd00860e SK |
47 | return of_node_get(cpu_dev->of_node); |
48 | } | |
49 | ||
a081bd4a | 50 | int of_dma_configure_id(struct device *dev, |
3d6ce86e | 51 | struct device_node *np, |
a081bd4a LP |
52 | bool force_dma, const u32 *id); |
53 | static inline int of_dma_configure(struct device *dev, | |
54 | struct device_node *np, | |
55 | bool force_dma) | |
56 | { | |
57 | return of_dma_configure_id(dev, np, force_dma, NULL); | |
58 | } | |
ba166e90 | 59 | #else /* CONFIG_OF */ |
8cec0e7b GL |
60 | |
61 | static inline int of_driver_match_device(struct device *dev, | |
35068ce8 | 62 | const struct device_driver *drv) |
8cec0e7b GL |
63 | { |
64 | return 0; | |
65 | } | |
66 | ||
07d57a32 GL |
67 | static inline void of_device_uevent(struct device *dev, |
68 | struct kobj_uevent_env *env) { } | |
69 | ||
3386e0fa JE |
70 | static inline const void *of_device_get_match_data(const struct device *dev) |
71 | { | |
72 | return NULL; | |
73 | } | |
74 | ||
0634c295 RH |
75 | static inline int of_device_modalias(struct device *dev, |
76 | char *str, ssize_t len) | |
b9f73067 ZR |
77 | { |
78 | return -ENODEV; | |
79 | } | |
80 | ||
9c829c09 SB |
81 | static inline int of_device_request_module(struct device *dev) |
82 | { | |
83 | return -ENODEV; | |
84 | } | |
85 | ||
07d57a32 | 86 | static inline int of_device_uevent_modalias(struct device *dev, |
eca39301 GL |
87 | struct kobj_uevent_env *env) |
88 | { | |
89 | return -ENODEV; | |
90 | } | |
91 | ||
c52eef0b | 92 | static inline const struct of_device_id *of_match_device( |
b1608d69 GL |
93 | const struct of_device_id *matches, const struct device *dev) |
94 | { | |
95 | return NULL; | |
96 | } | |
bd00860e SK |
97 | |
98 | static inline struct device_node *of_cpu_device_node_get(int cpu) | |
99 | { | |
100 | return NULL; | |
101 | } | |
7b07cbef | 102 | |
a081bd4a LP |
103 | static inline int of_dma_configure_id(struct device *dev, |
104 | struct device_node *np, | |
105 | bool force_dma) | |
106 | { | |
107 | return 0; | |
108 | } | |
3d6ce86e CH |
109 | static inline int of_dma_configure(struct device *dev, |
110 | struct device_node *np, | |
111 | bool force_dma) | |
7b07cbef LP |
112 | { |
113 | return 0; | |
114 | } | |
ba166e90 | 115 | #endif /* CONFIG_OF */ |
09e67ca2 | 116 | |
f898f8db | 117 | #endif /* _LINUX_OF_DEVICE_H */ |