hybrid-graphics-linux team mailing list archive

[Michal Biskup <eiver@xxxxxxxxx>]

Hi,

Just a hint. Linux does not switch sound output automatically (like win7).
I had to go to:
 Sound Icon -> Sound Preferences -> Hardware tab -> Choose a profile 
with HDMI
to get sound working (using Linux Mint 11).


On 07/23/2011 08:56 PM, Stevie Trujillo wrote:
> On Fri, 22 Jul 2011 19:39:32 -0400, Marvin Budd wrote:
> > On Fri, Jul 22, 2011 at 5:00 PM, Stevie Trujillo  wrote:
> > > I have a Dell L502X laptop. It got nVidia Optimus using an
> > > integrated Intel together with GT 525M. GT 525M is wired to the
> > > HDMI port.
> > >
> > > In Windows 7, a new PCI device (10DE:0BEA) appears providing HDA
> > > after I connect the HDMI cable to my TV (and disappears 30 seconds
> > > after I unplug the HDMI cable). This doesnt happen in Linux - I
> > > dont see the device at all here. I sent an email to nVidia; he was
> > > very nice, but said they dont support Optimus on Linux. I got the
> > > impression that on "normal non-Optimus computers" the HDA device
> > > would be present all the time.
> > >
> > > Does anyone know how to get this working in Linux?
> >
> > My L502X seems to be working under uBuntu. Nothing special. I just
> > seems to work now, and several of us have added our scripts to the
> > project. Add http://ppa.launchpad.net/mj-casalogic/bumblebee/ubuntu
> > [5] to your repositories and watch the scripts for questions you must
> > answer.
>
> I'm still not able to get it working :( Can you show me
> what `cat /proc/asound/cards` and `lspci -nn` looks like with working
> HDMI audio? `dmidecode -t 0` (BIOS info) would be nice too.
>
> Thank you!
>
> --
> Stevie Trujillo
>
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