[alsa-devel] Sound jack isolations

[Richard Marzan]

On Thu, 2008-01-31 at 20:33 -0500, Richard Marzan wrote:
> > On Wed, 2008-01-30 at 23:03 -0800, Tobin Davis wrote:
> > > Try downloading alsa-driver-1.0.16rc2.  It has some new patches in it.
> > > 
> > > If that doesn't work, please report back with the link generated from
> > > running http://bulletproof.servebeer.com/alsa/scripts/alsa-info.sh
> > > 
> > > Tobin
> > > 
> > > 
> > > On Wed, 2008-01-30 at 23:49 -0500, Richard Marzan wrote: 
> > > > I tried googling around but no helpful content so far. I have a laptop
> > > > with built-in sound. It uses the HDA_intel kernel module. My problem is
> > > > that I can't silence the onboard/built-in speakers when I plug in the
> > > > headphones to the machine. Muting sound would lead to all jacks and
> > > > audio ports to be silenced -- not just the built-in speakers, which I
> > > > intend to mute solely leaving sound alive on the headphone jacks. There
> > > > are no channels readily observable to differentiate where sound goes and
> > > > to which port with alsa-mixer. The behavior I would like to achieve is
> > > > one that will allow me to mute onboard speakers while continuing to have
> > > > the headphones receive audio signals. Has anyone ever done this? Any
> > > > pointers to documentation will be appreciated.
> > > > 
> > > > My board has the Conexant CX20549 Codec. I think is uses the ALC268
> > > > module. I checked gmane and saw that a fellow user got snd-hda-intel
> > > > working with the NVidia MCP67 chipset with a patch received from
> > > > linuxant.com. I tried the method and when patching i had encountered
> > > > errors. 


Thanks for the reply. Here is the link http://pastebin.ca/886945