__smsc75xx_read_reg
return __smsc75xx_read_reg(dev, index, data, 1);
return __smsc75xx_read_reg(dev, index, data, 0);
ret = __smsc75xx_read_reg(dev, MII_ACCESS, &val, in_pm);
ret = __smsc75xx_read_reg(dev, MII_DATA, &val, in_pm);
ret = __smsc75xx_read_reg(dev, PMT_CTL, &buf, in_pm);