Bluetooth: Enable USB autosuspend by default on btusb

We've done this for a while in Fedora without any obvious problems other
than some interaction with input devices. Those should be fixed now, so
let's try this in mainline.

Signed-off-by: Matthew Garrett <[e-mail]>
Acked-by: Marcel Holtmann <[e-mail]>
Signed-off-by: Gustavo F. Padovan <[e-mail]>

drivers/bluetooth/btusb.c

···
 
 	usb_set_intfdata(intf, data);
 
+	usb_enable_autosuspend(interface_to_usbdev(intf));
+
 	return 0;
 }