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platform_device.h

platform_device.h 1.7 KB
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  1. /*
    2. 

  2.  * platform_device.h - generic, centralized driver model
    3. 

  3.  *
    4. 

  4.  * Copyright (c) 2001-2003 Patrick Mochel <mochel@osdl.org>
    5. 

  5.  *
    6. 

  6.  * This file is released under the GPLv2
    7. 

  7.  *
    8. 

  8.  * See Documentation/driver-model/ for more information.
    9. 

  9.  */
    10. 

  10. 

  11. #ifndef _PLATFORM_DEVICE_H_
    12. 

  12. #define _PLATFORM_DEVICE_H_
    13. 

  13. 

  14. #include <linux/device.h>
    15. 

  15. 

  16. struct platform_device {
    17. 

  17. 	const char	* name;
    18. 

  18. 	u32		id;
    19. 

  19. 	struct device	dev;
    20. 

  20. 	u32		num_resources;
    21. 

  21. 	struct resource	* resource;
    22. 

  22. };
    23. 

  23. 

  24. #define to_platform_device(x) container_of((x), struct platform_device, dev)
    25. 

  25. 

  26. extern int platform_device_register(struct platform_device *);
    27. 

  27. extern void platform_device_unregister(struct platform_device *);
    28. 

  28. 

  29. extern struct bus_type platform_bus_type;
    30. 

  30. extern struct device platform_bus;
    31. 

  31. 

  32. extern struct resource *platform_get_resource(struct platform_device *, unsigned int, unsigned int);
    33. 

  33. extern int platform_get_irq(struct platform_device *, unsigned int);
    34. 

  34. extern struct resource *platform_get_resource_byname(struct platform_device *, unsigned int, char *);
    35. 

  35. extern int platform_get_irq_byname(struct platform_device *, char *);
    36. 

  36. extern int platform_add_devices(struct platform_device **, int);
    37. 

  37. 

  38. extern struct platform_device *platform_device_register_simple(char *, unsigned int, struct resource *, unsigned int);
    39. 

  39. 

  40. extern struct platform_device *platform_device_alloc(const char *name, unsigned int id);
    41. 

  41. extern int platform_device_add_resources(struct platform_device *pdev, struct resource *res, unsigned int num);
    42. 

  42. extern int platform_device_add_data(struct platform_device *pdev, void *data, size_t size);
    43. 

  43. extern int platform_device_add(struct platform_device *pdev);
    44. 

  44. extern void platform_device_put(struct platform_device *pdev);
    45. 

  45. 

  46. #endif /* _PLATFORM_DEVICE_H_ */
    47.