EM28XX_R40_AC97LSB
ret = dev->em28xx_read_reg_req_len(dev, 0, EM28XX_R40_AC97LSB,
ret = em28xx_write_regs(dev, EM28XX_R40_AC97LSB, (u8 *)&value, 2);
case EM28XX_R40_AC97LSB: