IXGBE_QPTC
IXGBE_EVC_REGADD(hw, stats, IXGBE_QPTC(i), qptc[i]);
IXGBE_READ_REG(hw, IXGBE_QPTC(i));
stats->qptc[tc] += IXGBE_READ_REG(hw, IXGBE_QPTC(tc));
stats->qptc[tc] += IXGBE_READ_REG(hw, IXGBE_QPTC(tc));