[alsa-devel] No sound with nVidia Corporation MCP79 High Definition Audio (rev b1) (Macbook Pro 5, 5)

Andreas Nüßlein nutz at unfoog.de
Fri Jul 3 13:25:06 CEST 2009


On Friday 03 July 2009 07:37:59 you wrote:
> At Thu, 2 Jul 2009 19:37:43 +0200,
>
> Andreas Nüßlein wrote:
> > On Thursday 02 July 2009 15:15:34 you wrote:
> > > At Thu, 2 Jul 2009 12:54:47 +0200,
> > >
> > > Andreas Nüßlein wrote:
> > > > but i can't get any sound eventhough all channels are unmuted and
> > > > turned up to 100.
> > > >
> > > > i also aplay -Dfoo file.wav again, where foo =
> > > > default,front,surround40,.... , but i always get: aplay: main:608:
> > > > audio open error: Invalid argument
> > >
> > > The error is strange.  Did you build with --enable-dynamic-minors
> > > configure option?
> > >
> > > Otherwise the codec registers look OK.
> >
> > hmmm.. well whenever i really build this manually ( ./configure --with-
> > cards=hda-intel && make && sudo make install)  i can't load the modules,
> > because i get:
> > [ 1526.091642] snd: Unknown symbol unregister_sound_special
> > [ 1526.092374] snd: Unknown symbol register_sound_special_device
>

so i finally figured out, the problem with "Unknown symbol 
unregister_sound_special":  the ebuild always used "--without-oss". as soon as 
i applied that to my manual ./configure i was able to load the modules. however 
now dmesg throws some errors - i attached them to this mail. i'm a little 
confused why there's still my build-dir in the errors, 

-------------- next part --------------
[30518.015451] HDA Intel 0000:00:08.0: PCI INT A -> Link[LAZA] -> GSI 23 (level, low) -> IRQ 23
[30518.015513] HDA Intel 0000:00:08.0: setting latency timer to 64
[30518.176350] ALSA /home/nutz/tmp/alsa/alsa-driver-unstable/pci/hda/../../alsa-kernel/pci/hda/hda_codec.c:3844: autoconfig: line_outs=1 (0xa/0x0/0x0/0x0/0x0)
[30518.176366] ALSA /home/nutz/tmp/alsa/alsa-driver-unstable/pci/hda/../../alsa-kernel/pci/hda/hda_codec.c:3848:    speaker_outs=1 (0xb/0x0/0x0/0x0/0x0)
[30518.176379] ALSA /home/nutz/tmp/alsa/alsa-driver-unstable/pci/hda/../../alsa-kernel/pci/hda/hda_codec.c:3852:    hp_outs=1 (0x9/0x0/0x0/0x0/0x0)
[30518.176391] ALSA /home/nutz/tmp/alsa/alsa-driver-unstable/pci/hda/../../alsa-kernel/pci/hda/hda_codec.c:3853:    mono: mono_out=0x0
[30518.176401] ALSA /home/nutz/tmp/alsa/alsa-driver-unstable/pci/hda/../../alsa-kernel/pci/hda/hda_codec.c:3856:    dig-out=0x10/0x15
[30518.176411] ALSA /home/nutz/tmp/alsa/alsa-driver-unstable/pci/hda/../../alsa-kernel/pci/hda/hda_codec.c:3864:    inputs: mic=0xd, fmic=0x0, line=0xc, fline=0x0, cd=0x0, aux=0x0
[30518.176425] ALSA /home/nutz/tmp/alsa/alsa-driver-unstable/pci/hda/../../alsa-kernel/pci/hda/hda_codec.c:3866:    dig-in=0x12
[30518.479301] ALSA /home/nutz/tmp/alsa/alsa-driver-unstable/acore/pcm_native.c:2056: snd_pcm_hw_constraints_complete failed
[30518.479750] ALSA /home/nutz/tmp/alsa/alsa-driver-unstable/acore/pcm_native.c:2056: snd_pcm_hw_constraints_complete failed


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