FM10K_TDBAH
buff[idx++] = fm10k_read_reg(hw, FM10K_TDBAH(i));
fm10k_write_reg(hw, FM10K_TDBAH(reg_idx), tdba >> 32);
fm10k_write_reg(hw, FM10K_TDBAH(vf_q_idx + i), tdbah);
fm10k_write_reg(hw, FM10K_TDBAH(vf_q_idx), tdbah);
base_addr = fm10k_read_reg(hw, FM10K_TDBAH(0));
fm10k_write_reg(hw, FM10K_TDBAH(i), bah);