IGC_TDH
{IGC_TDH(0), "TDH"},
case IGC_TDH(0):
regs[n] = rd32(IGC_TDH(n));
regs_buff[160 + i] = rd32(IGC_TDH(i));
(rd32(IGC_TDH(tx_ring->reg_idx)) != readl(tx_ring->tail)) &&
rd32(IGC_TDH(tx_ring->reg_idx)),
wr32(IGC_TDH(reg_idx), 0);