static int z188_iio_read_raw(struct iio_dev *iio_dev,
struct iio_chan_spec const *chan,
int *val,
int *val2,
long info)
{
struct z188_adc *adc = iio_priv(iio_dev);
int ret;
u16 tmp;
switch (info) {
case IIO_CHAN_INFO_RAW:
tmp = readw(adc->base + chan->channel * 4);
if (ADC_OVR(tmp)) {
dev_info(&iio_dev->dev,
"Oversampling error on ADC channel %d\n",
chan->channel);
return -EIO;
}
*val = ADC_DATA(tmp);
ret = IIO_VAL_INT;
break;
default:
ret = -EINVAL;
break;
}
return ret;
}
/*
* vt1603_get_bat_convert_data - get battery converted data
* @bat_drv: vt1603 battery driver data
*/
static u16 vt1603_get_bat_convert_data(struct vt1603_bat_drvdata *bat_drv)
{
u8 data_l, data_h;
data_l = vt1603_get_reg8(bat_drv, VT1603_DATL_REG);
data_h = vt1603_get_reg8(bat_drv, VT1603_DATH_REG);
return ADC_DATA(data_l, data_h);
}
/*
* vt1603_get_bat_convert_data - get battery converted data
* @bat_drv: vt1603 battery driver data
*/
static int vt1603_get_bat_data(struct vt1603_bat_drvdata *bat_drv,int *data)
{
int ret = 0;
u8 data_l, data_h;
ret |= vt1603_read8(bat_drv, VT1603_DATL_REG, &data_l);
ret |= vt1603_read8(bat_drv, VT1603_DATH_REG, &data_h);
*data = ADC_DATA(data_l, data_h);
return ret;
}
