Re: [PATCH v3 2/4] iio: industrialio-backend: support backend capabilities

David Lechner
2026-01-19T15:00:08Z

On 1/19/26 7:49 AM, Tomas Melin wrote:

...

>>>  int iio_backend_chan_enable(struct iio_backend *back, unsigned int chan);
>>> @@ -235,6 +251,7 @@ int iio_backend_read_raw(struct iio_backend *back,
>>>   long mask);
>>>  int iio_backend_extend_chan_spec(struct iio_backend *back,
>>>   struct iio_chan_spec *chan);
>>> +int iio_backend_has_caps(struct iio_backend *back, u32 caps);
>>
>> Not what David suggested and I do agree with him FWIW.
> AFAIU this was exactly what was suggested. Citing:

Slight difference. Should return bool instead of int.

>
>>> bool iio_backend_has_capabilities(struct iio_backend *back, u32 flags)
>>> (caps is fine too if we want to keep it short)
>
> Using the longer format is not very practical. Can we keep it as
> iio_backend_has_caps ?

Yes, I said as much already. But I guess you are asking Nuno. ;-)