QLC_83XX_IDC_DRV_ACK
QLCWRX(adapter->ahw, QLC_83XX_IDC_DRV_ACK, 0);
val = QLCRDX(adapter->ahw, QLC_83XX_IDC_DRV_ACK);
QLCWRX(adapter->ahw, QLC_83XX_IDC_DRV_ACK, val);
ack = QLCRDX(adapter->ahw, QLC_83XX_IDC_DRV_ACK);