How to populate required string as audio endpoint name in gnome audio devices tab

[Hui Wang]

On 2020/6/17 下午7:21, Jaroslav Kysela wrote:
> Dne 17. 06. 20 v 7:47 Mukunda,Vijendar napsal(a):
>> Renoir platform has onboard dmic + south bridge HD Audio endpoint 
>> support.
>> For onboard Dmic, Audio endpoint name is populated as "Analog Input"
>> in Audio input devices.
>> How can we populate name as "Internal Mic" or "Dmic" in audio input
>> devices tab  in sound settings?
>>
>> Alsa info link: https://pastebin.ubuntu.com/p/4kprhDZYbg/
>> Pluse audio info output: https://pastebin.ubuntu.com/p/sdx9Xs234C/
>
> It's question for pulseaudio. For the legacy ALSA code in PA, you need 
> to create profile, mixer path and udev rules. The probe mechanism used 
> in PA looks for the volume controls and path switches (kcontrol) API 
> to determine the device name. If not found, the generic name is used.
>
> It's better to finish the UCM support for this hardware:
>
> https://github.com/alsa-project/alsa-ucm-conf/issues/30

I just added a comment on the issues/30.

So far the biggest issue is how to make the ucm only apply to machines 
with renoir audio and let those ucm not affect other machines.

Thanks,

Hui.

>
>                     Jaroslav
>
>>
>> Thanks,
>> Vijendar
>>
>
>