Re: [alsa-devel] [PATCH v1 3/3] ASoC: soc-core: fix platform name vs. of_node assignement

[Jon Hunter]

On 11/01/2019 08:51, Kuninori Morimoto wrote:
>>> Indeed there is such case so far, but my understanding is that current
>>> driver should select "legacy style" or "modern style".
>>> If driver setup it as "legacy", but access to "modern" member,
>>> it is driver side bug, right ?
>>
>> Yes absolutely it is a driver bug, but looking at the snd_soc_dai_link
>> structure today it is not clear what the driver should be setting and
>> what is 'modern' and what is 'legacy'. You need to dig through the git
>> history and code to figure this out. So you could say it is not very
>> well documented/commented from a soc-core perspective and could be easy
>> for a driver writer to get themselves in a pickle/mess. Anyway, that is
>> easy to fix and we could add some comments to clear it up.
> 
> Thank you for your feedback.
> Yes, indeed there is no enough information/documentation about
> legacy/modern style, and its plan
> (= all driver will be switched to modern, legacy will be removed, etc, etc..).
> 
> So, can you agree about these ?
> 1) Add enough information/documentation about legacy/modern style and its plan.
> 2) Add dirty pointer fixup patch as workaround
> 3) switch to modern style as much as possible

I think that Mark needs to decided on whether use your 'dirty pointer'
fix or not.

Jon

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