struct usb_class_driver {
char * name;
struct file_operations * fops;
mode_t mode;
int minor_base;
}; devfs name for this driver. Will also be used by the driver class code to create a usb class device.
pointer to the struct file_operations of this driver.
the mode for the devfs file to be created for this driver.
the start of the minor range for this driver.