projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| b41912ca SR |
1 | #ifndef _LINUX_OF_PLATFORM_H |
| 2 | #define _LINUX_OF_PLATFORM_H | |
| 3 | /* | |
| 4 | * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp. | |
| 5 | * <benh@kernel.crashing.org> | |
| 6 | * | |
| 7 | * This program is free software; you can redistribute it and/or | |
| 8 | * modify it under the terms of the GNU General Public License | |
| 9 | * as published by the Free Software Foundation; either version | |
| 10 | * 2 of the License, or (at your option) any later version. | |
| 11 | * | |
| 12 | */ | |
| 13 | ||
| efb2e014 | 14 | #ifdef CONFIG_OF_DEVICE |
| b41912ca SR |
15 | #include <linux/module.h> |
| 16 | #include <linux/device.h> | |
| 17 | #include <linux/mod_devicetable.h> | |
| 18 | #include <linux/pm.h> | |
| 19 | #include <linux/of_device.h> | |
| 20 | ||
| 21 | /* | |
| 22 | * The of_platform_bus_type is a bus type used by drivers that do not | |
| 23 | * attach to a macio or similar bus but still use OF probing | |
| 24 | * mechanism | |
| 25 | */ | |
| 26 | extern struct bus_type of_platform_bus_type; | |
| 27 | ||
| 5fd200f3 GL |
28 | extern const struct of_device_id of_default_bus_ids[]; |
| 29 | ||
| b41912ca SR |
30 | /* |
| 31 | * An of_platform_driver driver is attached to a basic of_device on | |
| c9bb6003 | 32 | * the "platform bus" (of_platform_bus_type). |
| b41912ca SR |
33 | */ |
| 34 | struct of_platform_driver | |
| 35 | { | |
| b41912ca SR |
36 | int (*probe)(struct of_device* dev, |
| 37 | const struct of_device_id *match); | |
| 38 | int (*remove)(struct of_device* dev); | |
| 39 | ||
| 40 | int (*suspend)(struct of_device* dev, pm_message_t state); | |
| 41 | int (*resume)(struct of_device* dev); | |
| 42 | int (*shutdown)(struct of_device* dev); | |
| 43 | ||
| 44 | struct device_driver driver; | |
| 45 | }; | |
| 46 | #define to_of_platform_driver(drv) \ | |
| 47 | container_of(drv,struct of_platform_driver, driver) | |
| 48 | ||
| 5c457083 SR |
49 | extern int of_register_driver(struct of_platform_driver *drv, |
| 50 | struct bus_type *bus); | |
| 51 | extern void of_unregister_driver(struct of_platform_driver *drv); | |
| 52 | ||
| 0763ed23 GL |
53 | /* Platform drivers register/unregister */ |
| 54 | static inline int of_register_platform_driver(struct of_platform_driver *drv) | |
| 55 | { | |
| 56 | return of_register_driver(drv, &of_platform_bus_type); | |
| 57 | } | |
| 58 | static inline void of_unregister_platform_driver(struct of_platform_driver *drv) | |
| 59 | { | |
| 60 | of_unregister_driver(drv); | |
| 61 | } | |
| 62 | ||
| b41912ca SR |
63 | #include <asm/of_platform.h> |
| 64 | ||
| 65 | extern struct of_device *of_find_device_by_node(struct device_node *np); | |
| 66 | ||
| 3f23de10 | 67 | extern int of_bus_type_init(struct bus_type *bus, const char *name); |
| 5fd200f3 GL |
68 | |
| 69 | #if !defined(CONFIG_SPARC) /* SPARC has its own device registration method */ | |
| 70 | /* Platform devices and busses creation */ | |
| 71 | extern struct of_device *of_platform_device_create(struct device_node *np, | |
| 72 | const char *bus_id, | |
| 73 | struct device *parent); | |
| 74 | ||
| 75 | /* pseudo "matches" value to not do deep probe */ | |
| 76 | #define OF_NO_DEEP_PROBE ((struct of_device_id *)-1) | |
| 77 | ||
| 78 | extern int of_platform_bus_probe(struct device_node *root, | |
| 79 | const struct of_device_id *matches, | |
| 80 | struct device *parent); | |
| 81 | #endif /* !CONFIG_SPARC */ | |
| 82 | ||
| efb2e014 | 83 | #endif /* CONFIG_OF_DEVICE */ |
| 3f23de10 | 84 | |
| b41912ca | 85 | #endif /* _LINUX_OF_PLATFORM_H */ |