usb_midi_in_jack_descriptor
struct usb_midi_in_jack_descriptor jack_in_ext_desc[MAX_PORTS];
struct usb_midi_in_jack_descriptor jack_in_emb_desc[MAX_PORTS];
struct usb_midi_in_jack_descriptor *in_ext = &jack_in_ext_desc[n];
struct usb_midi_in_jack_descriptor *in_emb = &jack_in_emb_desc[n];
struct usb_midi_in_jack_descriptor jack_ins[MAX_CABLES];
struct usb_midi_in_jack_descriptor *jack =
struct usb_midi_in_jack_descriptor *injd;
injd = (struct usb_midi_in_jack_descriptor *)h;
struct usb_midi_in_jack_descriptor *injd;
struct usb_midi_in_jack_descriptor),