40 struct usb_hub {  struct
49 		struct usb_hub_status	hub;  argument
69 	struct usb_hub_descriptor *descriptor;	/* class descriptor */  argument
70 	struct usb_tt		tt;		/* Transaction Translator */
72 	unsigned		mA_per_port;	/* current for each child */
74 	unsigned		limited_power:1;
75 	unsigned		quiescing:1;
76 	unsigned		disconnected:1;
78 	unsigned		has_indicators:1;
79 	u8			indicator[USB_MAXCHILDREN];
80 	struct delayed_work	leds;
81 	struct delayed_work	init_work;
82 	void			**port_owners;