ED_C
(tmp & ED_C) ? data1 : data0,
(headp & ED_C) ? data1 : data0);
ed->hwHeadP &= ~cpu_to_hc32(ohci, ED_C);
ed->hwHeadP |= cpu_to_hc32(ohci, ED_C);
urb_priv->ed->hwHeadP &= ~cpu_to_hc32 (ohci, ED_C);
__hc32 toggle = ed->hwHeadP & cpu_to_hc32 (ohci, ED_C);