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[Raymond <1427417@xxxxxxxxxxxxxxxxxx>]

seem alsa driver bug


  15.406925] hda-intel 0000:80:01.0: Using VIACOMBO position fix
[   15.406991] snd_hda_intel 0000:80:01.0: PCI: Disallowing DAC for device
[   15.443846] autoconfig: line_outs=1 (0x1f/0x0/0x0/0x0/0x0) type:line
[   15.443852] hda-intel 0000:80:01.0: spurious response 0x411:0x0, last cmd=0x25f000c
[   15.443853]    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[   15.443854]    hp_outs=0 (0x0/0x0/0x0/0x0/0x0)
[   15.443857]    mono: mono_out=0x0
[   15.443858]    dig-out=0x25/0x0
[   15.443858]    inputs:
[   15.443933] hda-intel 0000:80:01.0: spurious response 0x411:0x0, last cmd=0x1ff000e
[   15.443989] hda-intel 0000:80:01.0: spurious response 0x411:0x0, last cmd=0x1ff0200
[   15.444008] hda-intel 0000:80:01.0: spurious response 0x211:0x0, last cmd=0x1ff0200
[   15.444332] hda_codec: formats == 0 (nid=0x15, val=0x400201, ovrd=1, streams=0x10051b)
[   15.444353] hda_codec: cannot attach PCM stream 0 for codec #0
[   15.444439] hda_codec: formats == 0 (nid=0x27, val=0x1a19026, ovrd=1, streams=0x181302e)
[   15.444447] hda_codec: cannot attach PCM stream 2 for codec #0

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Packages, which is subscribed to pulseaudio in Ubuntu.
https://bugs.launchpad.net/bugs/1427417

Title:
  [P4M900T-M2, VIA VT1708, Green Line Out, Rear] Pulseaudio fails to
  detect card

Status in alsa-driver package in Ubuntu:
  New

Bug description:
  yeah the audio dirvers are a hit/miss on loading

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: pulseaudio 1:4.0-0ubuntu11.1
  ProcVersionSignature: Ubuntu 3.13.0-46.76-generic 3.13.11-ckt15
  Uname: Linux 3.13.0-46-generic i686
  ApportVersion: 2.14.1-0ubuntu3.7
  Architecture: i386
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  dad        1457 F.... pulseaudio
   /dev/snd/controlC0:  dad        2138 F.... alsamixer
  CurrentDesktop: Unity
  Date: Mon Mar  2 17:34:52 2015
  InstallationDate: Installed on 2014-06-01 (274 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release i386 (20140417)
  SourcePackage: pulseaudio
  Symptom: audio
  Symptom_Card: HDA-Intel - HDA VIA VT82xx
  Symptom_Jack: Green Line Out, Rear
  Title: [P4M900T-M2, VIA VT1708, Green Line Out, Rear] Pulseaudio fails to detect card
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 10/23/2007
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 080014
  dmi.board.asset.tag: To Be Filled By O.E.M.
  dmi.board.name: P4M900T-M2
  dmi.board.vendor: ECS
  dmi.board.version: 2.0
  dmi.chassis.asset.tag: 0123ABC
  dmi.chassis.type: 3
  dmi.chassis.vendor: ECS
  dmi.chassis.version: 2.0
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr080014:bd10/23/2007:svnECS:pnP4M900T-M2:pvr2.0:rvnECS:rnP4M900T-M2:rvr2.0:cvnECS:ct3:cvr2.0:
  dmi.product.name: P4M900T-M2
  dmi.product.version: 2.0
  dmi.sys.vendor: ECS

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