ql_iidma_rate
data = ql_iidma_rate(ha, tq->loop_id,
rval = ql_iidma_rate(ha, tq->loop_id, &idma_rate,
rval = ql_iidma_rate(ha, tq->loop_id, &idma_rate,
int ql_iidma_rate(ql_adapter_state_t *, uint16_t, uint32_t *, uint32_t);