[alsa-devel] Getting stable PCM device id

[Clemens Ladisch]

Alexandre Bique wrote:
> I wonder how to get a PCM identifier that would be stable if you
> reboot or plug/unplug sound cards in a random order.
>
> I'm not an expert in hardware ids, yet I imagine that we could use the
> hardware serial number or equivalent?

The most detailed identification is likely to show up in the card's longname.


Regards,
Clemens