On Sun, Apr 10, 2011 at 10:52 PM, Iulian L Dragomir <iulianld at gmail.com> wrote: > On Sun, Apr 10, 2011 at 10:15 PM, Rob Kampen <rkampen at kampensonline.com> wrote: >> >> I found that there was another module loading before the snd-hda-intel >> thus I added index=0 to the one I needed and index=1 to the other module >> that seemed to get in the way. >> the clue was looking under System>Administration>Sound Card Detection and >> seeing the Audio configuration dialog > Settings tab - it showed my desired >> sound card as number 1 rather than 0 with another item as number 0 (one I >> did not even know was on the computer). >> Took me a recompiled kernel and hours of wasted time. Old kernels all worked >> fine - thus I thought it was a kernel patch problem - removed all the >> related patches and still no joy. >> I do not know what they are doing to the kernel but over time the loading of >> modules, order of disk detection etc is becoming much more of an issue. >> HTH YMMV > > Thank you for your explanations and for the suggestions. > > Unfortunately i only have a single device in Sound Card Detection > > Audio configuration dialog > Settings tab so the snd-hda-intel is > number 0. > > Patching and recompiling the kernel is over my level of expertise. > > For the moment i will continue to use > kernel#2.6.18-194.26.1.el5.centos.plus at least the next kernel update > will appear. > > Elrepo and kmod-alsa provided by them is the next thing on my "to do" > list (the clue is coming from oracle compatible kernel .. in the > release notes they mention that they updated alsa-hda drivers) . . If > the problem is solved by this i well see in short time. > Problem solved by: yum --enablerepo=elrepo install kmod-alsa I do hope that the next centos kernel will work out of the box but till then i will use the above solution Thanks to everyone for suport