FM10K_TDLEN
buff[idx++] = fm10k_read_reg(hw, FM10K_TDLEN(i));
fm10k_write_reg(hw, FM10K_TDLEN(reg_idx), size);
fm10k_write_reg(hw, FM10K_TDLEN(vf_q_idx + i),
fm10k_write_reg(hw, FM10K_TDLEN(vf_q_idx), hw->mac.itr_scale <<
fm10k_read_reg(hw, FM10K_TDLEN(0)));
fm10k_write_reg(hw, FM10K_TDLEN(i), tdlen);