>>>>> +
>>>>> +static int ad7280_read_raw(struct iio_dev *dev_info,
>>>>> + struct iio_chan_spec const *chan,
>>>>> + int *val,
>>>>> + int *val2,
>>>>> + long m)
>>>>> +{
>>>>> + struct ad7280_state *st = iio_priv(dev_info);
>>>>> + unsigned int scale_uv;
>>>>> + int ret;
>>>>> +
>>>>> + switch (m) {
>>>>> + case 0:
>>>>> + mutex_lock(&dev_info->mlock);
>>>>> + switch (chan->type) {
>>>>> + case IIO_IN:
>>>>> + ret = ad7280_read_channel(st, chan->address>> 8,
>>>>> + chan->address& 0xFF);
>>>>> + break;
>>>>> + case IIO_IN_DIFF:
>>>>> + ret = ad7280_read_all_channels(st, st->scan_cnt, NULL);
>>>> Err... Really need some explanation for what this channel is!
>>> Voltage across all cells.
>> Fair enough. So are the other voltages not differential as well? (across a given
>> cell rather than referred to a base voltage)
>> ...
> Yes technically seen they are all differential.
>
Any cost in setting them up as such then?
in1-in0
in2-in1 etc
+
inX-in0 for your summed one?
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