Re: [PATCH] ASoC: core: Change device numbering

["Amadeusz Sławiński" <amadeuszx.slawinski@linux.intel.com>]

>>
>> Well, those can be set to something better, it's just that ASoC defaults
>> to DMI if there is no longname provided. So if you have any suggestions,
>> we can do it while also changing card names.
>> But do note that it allows for differentiating between different
>> machines using same card in case we need to do something custom for UCM
>> on one of them:
>> 2680
>> access("/usr/share/alsa/ucm2/conf.d/avs_hdaudio/LENOVO-20KH006LPB- 
>> ThinkPadX1Carbon6th.conf",
>> R_OK) = -1 ENOENT (No such file or directory)
>> 2680  access("/usr/share/alsa/ucm2/conf.d/avs_hdaudio/avs_hdaudio.conf",
>> R_OK) = -1 ENOENT (No such file or directory)
>> so while not pretty I'm not sure if we can do any better, without
>> breaking above possibility. And in most cases UCM based on driver name
>> should be enough, which looks pretty enough.
> 
> UCM can do DMI matching itself now like (copied from acp5x.conf):
> 
> ....
> If.jupiter {
>      Condition {
>          Type String
>          String1 "Jupiter"
>          String2 "${sys:devices/virtual/dmi/id/product_name}"
>      }
>      True {
>                  ...
> ....
> 
> The long name path lookup is a relict from the past. ASoC core just 
> duplicates information which can be already obtained in the user space. 
> I'm going to rewrite the machine specific links and use the UCM like 
> matching here. With this, we can turn long name lookups in /usr/share/ 
> alsa/ucm2/ucm.conf off.

Oh, that's nice, should I then also set longname = shortname for our 
cards? I would like to avoid a need to change things again in this area 
in the future ;)