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usbd: set device info for control file (see usb(3), thanks qeed)

--- a/sys/src/cmd/nusb/usbd/usbd.c

+++ b/sys/src/cmd/nusb/usbd/usbd.c

@@ -393,7 +393,12 @@

 	/* assign stable name based on device descriptor */

 	assignhname(d);

-	

+

+	/* set device info for ctl file */

+	devctl(d, "info %s csp %#08lux vid %#.4ux did %#.4ux %q %q %s",

+		classname(Class(d->usb->csp)), d->usb->csp, d->usb->vid, d->usb->did,

+		d->usb->vendor, d->usb->product, d->hname);

+

 	pushevent(d, formatdev(d, 0));

 	return 0;

 }

-- 

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