SCA_INTR_DMAC_TX
if (stat & SCA_INTR_DMAC_TX(i))
result |= SCA_INTR_DMAC_TX(0);
result |= SCA_INTR_DMAC_TX(1);
if (!(result & SCA_INTR_DMAC_TX(0)))
result |= SCA_INTR_DMAC_TX(0);
if (!(result & SCA_INTR_DMAC_TX(1)))
result |= SCA_INTR_DMAC_TX(1);