IN_FLOW_RINGBUFF
!(async->async_inflow_source & IN_FLOW_RINGBUFF)) {
async_flowcontrol_hw_input(asy, FLOW_STOP, IN_FLOW_RINGBUFF);
IN_FLOW_RINGBUFF);
(async->async_inflow_source & IN_FLOW_RINGBUFF)) {
async_flowcontrol_hw_input(asy, FLOW_START, IN_FLOW_RINGBUFF);
IN_FLOW_RINGBUFF);
if (async->async_inflow_source & (IN_FLOW_RINGBUFF |
if (async->async_inflow_source & (IN_FLOW_RINGBUFF |