attribute_container.h 2.5 KB

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  1. /*
  2. * class_container.h - a generic container for all classes
  3. *
  4. * Copyright (c) 2005 - James Bottomley <James.Bottomley@steeleye.com>
  5. *
  6. * This file is licensed under GPLv2
  7. */
  8. #ifndef _ATTRIBUTE_CONTAINER_H_
  9. #define _ATTRIBUTE_CONTAINER_H_
  10. #include <linux/device.h>
  11. #include <linux/list.h>
  12. #include <linux/klist.h>
  13. #include <linux/spinlock.h>
  14. struct attribute_container {
  15. struct list_head node;
  16. struct klist containers;
  17. struct class *class;
  18. struct class_device_attribute **attrs;
  19. int (*match)(struct attribute_container *, struct device *);
  20. #define ATTRIBUTE_CONTAINER_NO_CLASSDEVS 0x01
  21. unsigned long flags;
  22. };
  23. static inline int
  24. attribute_container_no_classdevs(struct attribute_container *atc)
  25. {
  26. return atc->flags & ATTRIBUTE_CONTAINER_NO_CLASSDEVS;
  27. }
  28. static inline void
  29. attribute_container_set_no_classdevs(struct attribute_container *atc)
  30. {
  31. atc->flags |= ATTRIBUTE_CONTAINER_NO_CLASSDEVS;
  32. }
  33. int attribute_container_register(struct attribute_container *cont);
  34. int attribute_container_unregister(struct attribute_container *cont);
  35. void attribute_container_create_device(struct device *dev,
  36. int (*fn)(struct attribute_container *,
  37. struct device *,
  38. struct class_device *));
  39. void attribute_container_add_device(struct device *dev,
  40. int (*fn)(struct attribute_container *,
  41. struct device *,
  42. struct class_device *));
  43. void attribute_container_remove_device(struct device *dev,
  44. void (*fn)(struct attribute_container *,
  45. struct device *,
  46. struct class_device *));
  47. void attribute_container_device_trigger(struct device *dev,
  48. int (*fn)(struct attribute_container *,
  49. struct device *,
  50. struct class_device *));
  51. void attribute_container_trigger(struct device *dev,
  52. int (*fn)(struct attribute_container *,
  53. struct device *));
  54. int attribute_container_add_attrs(struct class_device *classdev);
  55. int attribute_container_add_class_device(struct class_device *classdev);
  56. int attribute_container_add_class_device_adapter(struct attribute_container *cont,
  57. struct device *dev,
  58. struct class_device *classdev);
  59. void attribute_container_remove_attrs(struct class_device *classdev);
  60. void attribute_container_class_device_del(struct class_device *classdev);
  61. struct attribute_container *attribute_container_classdev_to_container(struct class_device *);
  62. struct class_device *attribute_container_find_class_device(struct attribute_container *, struct device *);
  63. struct class_device_attribute **attribute_container_classdev_to_attrs(const struct class_device *classdev);
  64. #endif