include/linux/attribute_container.h

   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
   9 #ifndef _ATTRIBUTE_CONTAINER_H_
  10 #define _ATTRIBUTE_CONTAINER_H_
  11
  12 #include <linux/device.h>
  13 #include <linux/list.h>
  14
  15 struct attribute_container {
  16         struct list_head        node;
  17         struct list_head        containers;
  18         struct class            *class;
  19         struct class_device_attribute **attrs;
  20         int (*match)(struct attribute_container *, struct device *);
  21 #define ATTRIBUTE_CONTAINER_NO_CLASSDEVS        0x01
  22         unsigned long           flags;
  23 };
  24
  25 static inline int
  26 attribute_container_no_classdevs(struct attribute_container *atc)
  27 {
  28         return atc->flags & ATTRIBUTE_CONTAINER_NO_CLASSDEVS;
  29 }
  30
  31 static inline void
  32 attribute_container_set_no_classdevs(struct attribute_container *atc)
  33 {
  34         atc->flags |= ATTRIBUTE_CONTAINER_NO_CLASSDEVS;
  35 }
  36
  37 int attribute_container_register(struct attribute_container *cont);
  38 int attribute_container_unregister(struct attribute_container *cont);
  39 void attribute_container_create_device(struct device *dev,
  40                                        int (*fn)(struct attribute_container *,
  41                                                  struct device *,
  42                                                  struct class_device *));
  43 void attribute_container_add_device(struct device *dev,
  44                                     int (*fn)(struct attribute_container *,
  45                                               struct device *,
  46                                               struct class_device *));
  47 void attribute_container_remove_device(struct device *dev,
  48                                        void (*fn)(struct attribute_container *,
  49                                                   struct device *,
  50                                                   struct class_device *));
  51 void attribute_container_device_trigger(struct device *dev,
  52                                         int (*fn)(struct attribute_container *,
  53                                                   struct device *,
  54                                                   struct class_device *));
  55 void attribute_container_trigger(struct device *dev,
  56                                  int (*fn)(struct attribute_container *,
  57                                            struct device *));
  58 int attribute_container_add_attrs(struct class_device *classdev);
  59 int attribute_container_add_class_device(struct class_device *classdev);
  60 int attribute_container_add_class_device_adapter(struct attribute_container *cont,
  61                                                  struct device *dev,
  62                                                  struct class_device *classdev);
  63 void attribute_container_remove_attrs(struct class_device *classdev);
  64 void attribute_container_class_device_del(struct class_device *classdev);
  65
  66
  67
  68
  69
  70
  71 struct class_device_attribute **attribute_container_classdev_to_attrs(const struct class_device *classdev);
  72
  73 #endif