I40E_QINT_TQCTL
wr32(hw, I40E_QINT_TQCTL(i), 0);
wr32(hw, I40E_QINT_TQCTL(i), reg);
wr32(hw, I40E_QINT_TQCTL(0), reg);
offset = I40E_QINT_TQCTL(cur_queue);
rd32(hw, I40E_QINT_TQCTL(tx_que->msix - 1)));