[alsa-devel] Regarding Sound on Acer Aspire 6935G

[Takashi Iwai]

At Sat, 6 Jun 2009 11:22:20 +0800,
Karthik Ramgopal wrote:
> 
> Hi,
>       Any progress on 6935G?

No.

> Not even latest alsa-snapshot is able to get jack
> detection and mic working. Controls wrongly mapped as usual.

Well, the wrong mapping is a BIOS issue.  But, you can remap via sysfs
and let the driver to reconfigure.  Did you try it?
See HD-Audio.txt in the latest driver.


Takashi

> 
> Regards and Thanks,
> Karthik
> 
> On Sat, Jun 6, 2009 at 11:20 AM, Emilio López <buhitoescolar at gmail.com> wrote:
> 
>     Takashi, were you able to have a look at it? Any idea on what might be
>     going on? I guess this is an easy to fix issue, as it worked with the old
>     mode, the channel might just need registering or something.
>    
>     Thanks!
>    
>     2009/5/29 Emilio López <buhitoescolar at gmail.com>
> 
>         2009/5/27 Takashi Iwai <tiwai at suse.de>
> 
>             At Wed, 27 May 2009 22:54:09 +0200,
>             I wrote:
>             >
>             > At Wed, 27 May 2009 16:27:00 -0300,
>             > Emilio López wrote:
>             > >
>             > > Did my last email arrive? Any idea on what might be going on?
>             >
>             > Sorry, no time for this right now.
>             > It's usually just a missing channel connection or the lack of
>             > the corresponding amp control.  In most cases, it's trivial if
>             someone
>             > with a knowledge of HD-audio spec sees it...
>            
>             Just took a quick look now, I found that you didn't unmute "Side
>             Playback Switch" in the disabled case.  Do you mean that as
>             "disabled"?
> 
>         Disabled = Muted = Off, Enabled = Unmuted = On. So sound works on
>         enabled, doesn't work on disabled.
> 
>             I assume that these files are from the "old" driver with the bass
>             working as Side volume.  Is it correct?
> 
>         Yes
> 
>             thanks,
>            
>             Takashi
> 
>         Thanks for having a look at it :)
>        
>         Emilio
> 
>          
> 
>             > Takashi
>             >
>             > >
>             > > Emilio
>             > >
>             > > 2009/5/24 Emilio López <buhitoescolar at gmail.com>
>             > >
>             > >     Well, it seems my last email was too heavy with the 4
>             files attached. I
>             > >     have uploaded them to drop.io, here is the link: http://
>             drop.io/
>             > >     alsaonaceraspire6930
>             > >
>             > >     Thanks!
>             > >
>             > >     2009/5/23 Emilio López <buhitoescolar at gmail.com>
>             > >
>             > >         Here you are, I ran alsa-info.sh in the old alsa (with
>             model=acer) and
>             > >         saved the output of the script when side was enabled
>             and disabled,
>             > >         with volumes 0 and 100. Hope you can work out the
>             problem with this,
>             > >         do not hesitate to ask for more debug info if you
>             need.
>             > >
>             > >         Thanks for all!
>             > >
>             > >         Emilio
>             > >
>             > >         PS: On my previous email (cited below) I wrote "Mic
>             sensing"
>             > >         incorrectly, I wanted to write "headphones sensing".
>             > >
>             > >         2009/5/23 Takashi Iwai <tiwai at suse.de>
>             > >
>             > >             At Sat, 23 May 2009 12:19:12 -0300,
>             > >             Emilio López wrote:
>             > >             >
>             > >             > I reinstalled 1.0.20 today and almost everything
>             started working
>             > >             when I set
>             > >             > model=acer-aspire-4930g. Mic sensing works, my
>             mic now records
>             > >             too. But my
>             > >             > bass does not, and I cannot control it with
>             "Side" anymore.
>             > >             >
>             > >             > Any idea on how to fix it? The audio setup for
>             this laptop will
>             > >             be fully
>             > >             > working when I get the bass to play once again.
>             > >
>             > >             Could you check with the older version and what
>             "Side" control
>             > >             changes
>             > >             in hd-audio codec registers?  You can just get
>             alsa-info.sh output
>             > >             before and after changing the "Side" control
>             value.
>             > >
>             > >             thanks,
>             > >
>             > >             Takashi
>             > >
>             > >
> 
>