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一、设备驱动模型基本元素1.1 kobject结构体sysfs的一个目录，常用来表示基本驱动对象，不允许发送消息到用户空间。 1234567891011121314151617struct kobject { const char *name; //kobject的名称，同时也是sysfs下的目录名字 struct list_head entry; //链表节点，用于将kobject加入到kset的list_head struct kobject *parent; //该kobject的上层节点，构建kobject间的层次关系（在sysfs体现为目录结构） struct kset *kset; //该kobject所属的kset对象（可以为NULL），用于批量管理kobject对象 struct kobj_type *ktype; //该kobjec ...

一、 早期版本框架1. attach_adapter方法attach_adapter方法是早期的一种方式，这种方法通常适用于i2c 设备驱动程序不知道其设备将会连接到哪个I2C adapter的情况下。 attach_adapter例程123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163 ...

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