[alsa-devel] [PATCH 0/6] Introduce audio-mute LED trigger (and conversions to it)

[Andy Shevchenko]

On Thu, Nov 29, 2018 at 10:23:31PM +0100, Jacek Anaszewski wrote:

> Regarding sound devices - how would we name micmute LED for USB
> microphone? I suppose that it is possible to discover some unique
> identifier in runtime - this is a question to ALSA people.

USB path (e.g. 2-1.1.2.4.3) + '::' + name ?

-- 
With Best Regards,
Andy Shevchenko