Takashi Iwai wrote: > At Fri, 09 Oct 2009 16:15:00 +0200, > Guillem Solà wrote: > >> Takashi Iwai wrote: >> >>> At Fri, 09 Oct 2009 11:19:04 +0200, >>> Guillem Solà wrote: >>> >>> >>>> Hi, >>>> >>>> I have a Creative XFi PCIe with ca0110-IBG chip. It's primary use is >>>> audio input for streaming on a brand new Dell server with RHEL. I have >>>> been testing latest kernel 2.6.31 through it's releases candidates and >>>> the card stoped working on 2.6.31-rc6, so now I'm stuck at 2.6.31-rc5. >>>> With rc5 I made a 2 weeks test and it went flawlessly. >>>> >>>> There's another guy who referenced this issue on >>>> http://mailman.alsa-project.org/pipermail/alsa-devel/2009-September/020876.html >>>> and Takashi Iwai said that there is a communication error between the >>>> codec and the controller. >>>> >>>> Any workaround? Is there a bug created related to this issue? >>>> >>>> I tried to "extract" the alsa-driver on 2.6.31-rc5 and install it 2.6.31 >>>> final without success. Also tried to get old snapshots from alsa-driver >>>> and alsa-kmirror but I cannot compile them. Any place where get some >>>> info about how to create >>>> >>>> >>> Then some codes added after rc5 regressed? >>> The candidates are not so many but a few: >>> >>> deadff1665491afce124a8ff83f00f784161f660 >>> ALSA: hda: track CIRB/CORB command/response states for each codec >>> >>> a678cdee25a387c8fc3b2754974695412baf1d85 >>> ALSA: hda: take cmd_mutex in probe_codec() >>> >>> cdb1fbf23181c133fb24f12ad14ccea7dc399599 >>> ALSA: hda: take reg_lock in azx_init_cmd_io/azx_free_cmd_io >>> >>> c32649feb4573b31f0a2bfdf35cbe1351256c764 >>> ALSA: hda: read CORBWP inside reg_lock >>> >>> feb273404f15d86098cb0e81e46330d5c1e22b1b >>> ALSA: hda: remember last command for each codec >>> >>> The suspicious changes are the first one and the third one. >>> But, anyway, it'd be helpful if you can bisect these. >>> >>> If you can use git, git-bisect would be the best to try. >>> Do bisect only for changes in sound/pci/hda directory between >>> 2.6.31-rc5 and rc6. >>> >>> >>> thanks, >>> >>> Takashi >>> >>> >>> >> Ok I read how to do bisect with git and so on. Also take latest alsa >> from git. >> >> Now the question is do I have to do bisect from alsa-kernel? (that's >> what I'm trying now) but that implies recompile kernel in every step, >> isn't it? >> > > If you can build the kernel by yourself, and you already find that > 2.6.31-rc5 works as is, I recommend you to bisect the kernel tree. > > As mentioned, the commits to bisect are only for sound/pci/hda > directory, and there aren't so many. You can just rebuild the module > with "make M=sound/pci/hda" during bisecting. > > > Takashi > _______________________________________________ > Alsa-devel mailing list > Alsa-devel@xxxxxxxxxxxxxxxx > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel > Thanks for all, This is a log about how is it going. I think I'm doing things right. I have to reboot every time because I cannot get the soundcard work again. I started from 2.6.31-rc6, compiled and installed it and then reboot to my 2.6.31-rc6 from git. # git bisect start -- sound/pci/hda/ # git bisect good v2.6.31-rc5 # git bisect bad Bisecting: 6 revisions left to test after this [feb273404f15d86098cb0e81e46330d5c1e22b1b] ALSA: hda: remember last command for each codec -- HAVE TO REBOOT -- # make M=sound/pci/hda # make modules_install M=sound/pci/hda # /etc/init.d/alsasound stop # rmmod snd_hda_codec_ca0110 # rmmod snd_hda_codec # /etc/init.d/alsasound start - HAVE TO REBOOT CANNOT GET CARD WORKING AGAIN-- # git bisect log git bisect start 'sound/pci/hda/' # good: [ed680c4ad478d0fee9740f7d029087f181346564] Linux 2.6.31-rc5 git bisect good ed680c4ad478d0fee9740f7d029087f181346564 # bad: [64f1607ffbbc772685733ea63e6f7f4183df1b16] Linux 2.6.31-rc6 git bisect bad 64f1607ffbbc772685733ea63e6f7f4183df1b16 # git bisect bad Bisecting: 2 revisions left to test after this [a678cdee25a387c8fc3b2754974695412baf1d85] ALSA: hda: take cmd_mutex in probe_codec() # /etc/init.d/alsasound stop # make modules_install M=sound/pci/hda # /etc/init.d/alsasound start # /etc/init.d/alsasound stop # modprobe snd-hda-codec-ca0110 # /etc/init.d/alsasound start - HAVE TO REBOOT CANNOT GET CARD WORKING AGAIN-- _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
