sound

[Ian Malone]

On 15 February 2012 14:04, Ian Malone <ibmalone at gmail.com> wrote:
> On 15 February 2012 11:29, Patrick Dupre <patrick.dupre at york.ac.uk> wrote:
>>
>> The sound card works fine with fedora16 live, but not sound device is
>> detected with the installed fedora16.
>>
>> This is the lsmod of fedora live:
>>
>> snd_hda_codec_hdmi     21224  4
>> snd_hda_codec_via      29923  1
>> snd_hda_intel          20691  3
>> snd_hda_codec          73545  3
>> snd_hda_codec_hdmi,snd_hda_codec_via,snd_hda_intel
>> snd_hwdep               4821  1 snd_hda_codec
>> snd_seq                43428  0
>> snd_seq_device          5033  1 snd_seq
>> snd_pcm                63555  4
>> snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec
>> snd_timer              15209  2 snd_seq,snd_pcm
>> snd                    48367  14
>> snd_hda_codec_hdmi,snd_hda_codec_via,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_seq,snd_seq_device,snd_pcm,snd_timer
>> soundcore               5027  1 snd
>> snd_page_alloc          6031  2 snd_hda_intel,snd_pcm
>>
>>
>
>>
>> I do see only one difference is the snd_hda_intel 3 versus 0!
>> Is it the probleÃm, if yes, how to fix it?
>>
>
> Well, it's a symptom, not the problem itself, it tells you nothing is
> using snd_hda_intel on your installed system, but it is being used on
> the live system.
>
> I don't have this hardware, but see
> http://www.mjmwired.net/kernel/Documentation/sound/alsa/HD-Audio-Models.txt
> and step 4 of "If you have an Intel HDA card" at
> http://fedorasolved.org/Members/fenris02/pulseaudio-fixes-and-workarounds
> (aside: there is advice on that page to try cat-ing urandom to
> /dev/dsp, isn't that potentially harmful?)
>

Hmm, the VT1705 apparently needs 'auto'. That's probably still worth a
try, but is probably what's being used already, if it works in the
live CD but not the installed version it may be a bug between
different kernel versions.

> If you do "lspci -vv" on the live system you may be able to see what
To get options to modules:
systool -av -m snd_hda_intel

-- 
imalone