FM10K_TDBAL
buff[idx++] = fm10k_read_reg(hw, FM10K_TDBAL(i));
fm10k_write_reg(hw, FM10K_TDBAL(reg_idx), tdba & DMA_BIT_MASK(32));
fm10k_write_reg(hw, FM10K_TDBAL(vf_q_idx + i), tdbal);
fm10k_write_reg(hw, FM10K_TDBAL(vf_q_idx), tdbal);
base_addr = fm10k_read_reg(hw, FM10K_TDBAL(0));
fm10k_write_reg(hw, FM10K_TDBAL(i), bal);