But I am not observing any problem related to working of sound card.
Obviously sound after sleep and hibernate is broken, but patch needs to
be modified for that. Can you explain any not so obvious problem due to
this fault?

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You received this bug notification because you are a member of Desktop
Packages, which is subscribed to alsa-driver in Ubuntu.
https://bugs.launchpad.net/bugs/1155202

Title:
  [Intel DZ77SL-50K, Intel PantherPoint HDMI, Digital Out, HDMI] No
  sound at all

Status in “alsa-driver” package in Ubuntu:
  Incomplete

Bug description:
  I am using ubuntu 10.04

  I expected sound

  Got no sound at all

  I am very new to ubuntu so I have no idea how to find the version of
  the package I am using

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: alsa-base 1.0.25+dfsg-0ubuntu1.1
  ProcVersionSignature: Ubuntu 3.2.0-38.61-generic-pae 3.2.37
  Uname: Linux 3.2.0-38-generic-pae i686
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  AplayDevices:
   **** List of PLAYBACK Hardware Devices ****
   card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  ApportVersion: 2.0.1-0ubuntu17.1
  Architecture: i386
  ArecordDevices: **** List of CAPTURE Hardware Devices ****
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  jan        1750 F.... pulseaudio
  Card0.Amixer.info:
   Card hw:0 'PCH'/'HDA Intel PCH at 0xf7c30000 irq 45'
     Mixer name : 'Intel PantherPoint HDMI'
     Components : 'HDA:80862806,80860101,00100000'
     Controls      : 7
     Simple ctrls  : 2
  CurrentDmesg: [   24.291482] eth0: no IPv6 routers present
  Date: Thu Mar 14 08:53:13 2013
  InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release i386 
(20120817.3)
  MarkForUpload: True
  PackageArchitecture: all
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: alsa-driver
  Symptom: audio
  Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed
  Symptom_Card: Built-in Audio - HDA Intel PCH
  Symptom_DevicesInUse:
   1750  jan       F.... pulseaudio
       PID ACCESS COMMAND
  Symptom_Jack: Digital Out, HDMI
  Symptom_Type: No sound at all
  Title: [, Intel PantherPoint HDMI, Digital Out, HDMI] No sound at all
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 03/19/2012
  dmi.bios.vendor: Intel Corporation
  dmi.bios.version: SLZ7710H.86A.0055.2012.0319.2140
  dmi.board.name: DZ77SL-50K
  dmi.board.vendor: Intel Corporation
  dmi.board.version: AAG55115-300
  dmi.chassis.type: 3
  dmi.modalias: 
dmi:bvnIntelCorporation:bvrSLZ7710H.86A.0055.2012.0319.2140:bd03/19/2012:svn:pn:pvr:rvnIntelCorporation:rnDZ77SL-50K:rvrAAG55115-300:cvn:ct3:cvr:

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