As for the autoswitch between mic inputs, that seems to be what most people expect to happen. I've sent a patch upstream now, if it is committed you can try it out in a day or two using the https://wiki.ubuntu.com/Audio/UpgradingAlsa/DKMS procedure - it essentially does the same thing as setting the model to laptop-dmic.
As for the autoswitch between mic inputs, that seems to be what most people expect to happen. I've sent a patch upstream now, if it is committed you can try it out in a day or two using the https:/ /wiki.ubuntu. com/Audio/ UpgradingAlsa/ DKMS procedure - it essentially does the same thing as setting the model to laptop-dmic.