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* platform_device.h - generic, centralized driver model
* Copyright (c) 2001-2003 Patrick Mochel <>
* This file is released under the GPLv2
* See Documentation/driver-model/ for more information.
#include <linux/device.h>
struct platform_device {
const char * name;
int id;
struct device dev;
u32 num_resources;
struct resource * resource;
#define to_platform_device(x) container_of((x), struct platform_device, dev)
extern int platform_device_register(struct platform_device *);
extern void platform_device_unregister(struct platform_device *);
extern struct bus_type platform_bus_type;
extern struct device platform_bus;
extern struct resource *platform_get_resource(struct platform_device *, unsigned int, unsigned int);
extern int platform_get_irq(struct platform_device *, unsigned int);
extern struct resource *platform_get_resource_byname(struct platform_device *, unsigned int, char *);
extern int platform_get_irq_byname(struct platform_device *, char *);
extern int platform_add_devices(struct platform_device **, int);
extern struct platform_device *platform_device_register_simple(const char *, int id,
struct resource *, unsigned int);
extern struct platform_device *platform_device_register_data(struct device *,
const char *, int, const void *, size_t);
extern struct platform_device *platform_device_alloc(const char *name, int id);
extern int platform_device_add_resources(struct platform_device *pdev, struct resource *res, unsigned int num);
extern int platform_device_add_data(struct platform_device *pdev, const void *data, size_t size);
extern int platform_device_add(struct platform_device *pdev);
extern void platform_device_del(struct platform_device *pdev);
extern void platform_device_put(struct platform_device *pdev);
struct platform_driver {
int (*probe)(struct platform_device *);
int (*remove)(struct platform_device *);
void (*shutdown)(struct platform_device *);
int (*suspend)(struct platform_device *, pm_message_t state);
int (*suspend_late)(struct platform_device *, pm_message_t state);
int (*resume_early)(struct platform_device *);
int (*resume)(struct platform_device *);
struct pm_ext_ops *pm;
struct device_driver driver;
extern int platform_driver_register(struct platform_driver *);
extern void platform_driver_unregister(struct platform_driver *);
/* non-hotpluggable platform devices may use this so that probe() and
* its support may live in __init sections, conserving runtime memory.
extern int platform_driver_probe(struct platform_driver *driver,
int (*probe)(struct platform_device *));
#define platform_get_drvdata(_dev) dev_get_drvdata(&(_dev)->dev)
#define platform_set_drvdata(_dev,data) dev_set_drvdata(&(_dev)->dev, (data))
#endif /* _PLATFORM_DEVICE_H_ */