[pulseaudio-discuss] [PATCH] alsa-mixer: Add "Line Out Jack" to analog-output.conf

[David Henningsson]

On 05/17/2013 01:22 PM, Raymond Yau wrote:
>  >>
>  >>  >
>  >>  > A stationary computer usually has headphone jack(s) and line out
> jacks.
>  >>  > In some cases analog-output.conf will be a subset of
>  >>  > analog-output-headphones.conf, causing line outs to be unusable
> (because
>  >>  > headphones are unplugged).
>  >>  >
>  >>  > This late in the cycle, this was the safest way I could think of
> to try
>  >>  > to fix this for a particular computer. In later versions of
> PulseAudio
>  >>  > we could consider making a dedicated line out path instead, and have
>  >>  > proper jack detection there.
>  >>  >
>  >>
>  >> How about emulated hda codec in virtualbox/qemu which line out does not
>  >> has jack detection ?
>  >
>  >
>  > Do you have alsa-info for that? It would be interesting to know if
> virtualbox/qemu does things correctly.
>  >
>
> https://git.kernel.org/cgit/virt/kvm/qemu-kvm.git/tree/hw/hda-audio.c
>

I was asking for alsa-info, but anyway it looks like those pins are not 
unsol capable, in which case they will just become "Phantom" jacks instead.


-- 
David Henningsson, Canonical Ltd.
https://launchpad.net/~diwic