[alsa-devel] [PATCH v3 4/4] ASoC: Intel: rename SND_SST_MFLD_PLATFORM to SND_SST_MID_PLATFORM

[Pierre-Louis Bossart]

On 1/4/17 4:44 AM, Andy Shevchenko wrote:
> On Tue, 2017-01-03 at 08:18 -0600, Pierre-Louis Bossart wrote:
>>>> On 01/02/2017 09:20 AM, Andy Shevchenko wrote:
>>>>> Rename SND_SST_MFLD_PLATFORM to SND_SST_MID_PLATFORM to make it
>>>>> clear that is
>>>>> not only about Medfield platform.
>>>>
>>>> Does this change make sense? Medfield was a completely different
>>>> platform and lumping everything under the same Kconfig option
>>>> doesn't seem right to me... Plus we've stopped using 'mid' for
>>>> years, no one would know what it stands for. The only clear
>>>> architecture feature is the presence of the switch matrix that
>>>> uniquely identifies all platforms based on Baytrail, Cherrytrail,
>>>> Merrifield and Anniedale. Medfield/Clovertrail did not expose a
>>>> switch matrix.
>>>
>>> Mea culpa..
>>>
>>> So we started this with medfield and the driver construction is
>>> pretty much
>>> the same untill skylake. So clubbing under mfld bucket made sense to
>>> me.
>>>
>>> MID is not flavour of the season now.
>
> Would be, though it covers at least few out of them, MFLD just refers to
> one.
>
>>>
>>> If anyone comes with a better name, am for that :)
>
> _ATOM ? Sounds too broad...
>
>>
>> SND_SST_HIFI2_MOBILE_PLATFORM ?
>
> Where HIFI2 part came from? Any documentation (maybe internal) available
> to look at? (Because it's not obvious to me how all listed above has
> something in common)
>
> And I would get rid of _MOBILE part.

SND_SST_ATOM_HIFI2_PLATFORM then

HIFI2 is the DSP version, it's public information for those Field/Trail 
parts, see https://www.alsa-project.org/main/index.php/Firmware
If you combine HIFI2 with ATOM you have a unique non-ambiguous 
description of the core+DSP hardware for Medfield through Cherrytrail.