struct usb_class_driver — identifies a USB driver that wants to use the USB major number
struct usb_class_driver {
char * name;
char *(* devnode) (struct device *dev, umode_t *mode);
const struct file_operations * fops;
int minor_base;
}; the usb class device name for this driver. Will show up in sysfs.
Callback to provide a naming hint for a possible device node to create.
pointer to the struct file_operations of this driver.
the start of the minor range for this driver.
This structure is used for the usb_register_dev and
usb_unregister_dev functions, to consolidate a number of the
parameters used for them.