STAT_TX_IDX_TH
sky2_write16(hw, STAT_TX_IDX_TH, 10);
ecmd->tx_max_coalesced_frames = sky2_read16(hw, STAT_TX_IDX_TH);
sky2_write16(hw, STAT_TX_IDX_TH, ecmd->tx_max_coalesced_frames);