mini6410按键驱动程序(2)

static struct file_operations dev_fops = {
    .owner   =   THIS_MODULE,
    .open    =   s3c64xx_buttons_open,
    .release =   s3c64xx_buttons_close,
    .read    =   s3c64xx_buttons_read,
    .poll    =   s3c64xx_buttons_poll,
};

static struct miscdevice misc = {
        .minor = MISC_DYNAMIC_MINOR,
        .name = DEVICE_NAME,
        .fops = &dev_fops,
};

static int __init dev_init(void)
{
        int ret;

ret = misc_register(&misc);

printk (DEVICE_NAME"\tinitialized\n");

return ret;
}

static void __exit dev_exit(void)
{
        misc_deregister(&misc);
}

module_init(dev_init);
module_exit(dev_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("yinjiabin");