[alsa-devel] No sound with Creative Sound Blaster X-Fi Xtreme Audio Notebook (CA0110-IBG)

[Takashi Iwai]

At Mon, 20 Apr 2009 18:33:51 +0600,
Ivan Mironov wrote:
> 
> В Пнд, 20/04/2009 в 10:55 +0200, Takashi Iwai пишет:
> > At Fri, 17 Apr 2009 23:01:46 +0600,
> > Ivan Mironov wrote:
> > > 
> > > В Птн, 17/04/2009 в 18:23 +0200, Takashi Iwai пишет:
> > > 
> > > > OK, let's check first what the driver gets wrong.
> > > > For example, try the patch below.  It'll give some debug prints.
> > > > 
> > > 
> > > ALSA /home/ivan/stuff/alsa-driver/acore/pcm_native.c:1942: CHANNELS
> > > minmax error
> > > ALSA /home/ivan/stuff/alsa-driver/acore/pcm_native.c:2062:
> > > snd_pcm_hw_constraints_complete failed
> > 
> > Thanks.  I guess I fixed this problem now.
> > Try the very latest alsa-driver snapshot again.
> >     ftp://ftp.kernel.org/pub/linux/kernel/people/tiwai/snapshot/alsa-driver-snapshot.tar.gz
> > 
> > 
> > Takashi
> 
> The old error disappeared, but soundcard still doesn't play sound.
> 
> If I run speaker test with an odd number of channels (-c 1, -c 3, etc.),
> it works without any errors (and without any sound =)):

It's because the device doesn't support odd numbers.

> But if I run it with even number of channels (-c 2, -c 4, etc.), it
> exits with an error in a while (about five seconds):
...
> At this time in dmesg writes the following error:
> 
> ----------------------------------------------------
> ALSA /home/ivan/stuff/alsa-driver/acore/../alsa-kernel/core/pcm_lib.c:1628: playback write error (DMA or IRQ trouble?)

This means that the device really doesn't work, something is wrong
with the HD-audio controller.  No idea what's wrong at this moment.


Takashi