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[Bug 1213719] Re: [Samsung NP900X3D-A03IT] Powertop shows 100% Device Usage for audio codecs

 

Given the number of bugs that the Kernel Team receives during any
development cycle it is impossible for us to review them all. Therefore,
we occasionally resort to using automated bots to request further
testing. This is such a request.

We are approaching release and would like to confirm if this bug is
still present. Please test again with the latest development kernel and
indicate in the bug if this issue still exists or not.

You can update to the latest development kernel by simply running the
following commands in a terminal window:

    sudo apt-get update
    sudo apt-get dist-upgrade

If the bug still exists, change the bug status from Incomplete to
Confirmed. If the bug no longer exists, change the bug status from
Incomplete to Fix Released.

Thank you for your help, we really do appreciate it.


** Changed in: linux (Ubuntu)
       Status: Confirmed => Incomplete

** Tags added: kernel-request-3.11.0-7.14

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https://bugs.launchpad.net/bugs/1213719

Title:
  [Samsung NP900X3D-A03IT] Powertop shows 100% Device Usage for audio
  codecs

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  powertop reports that two audio codecs are both up 100% of the time,
  even when no sound is playing.

  
          100,0%        Audio codec hwC0D0: Realtek
          100,0%        Audio codec hwC0D3: Intel

  This happens on a Samsung Series 9 NP900X3D-A03IT.

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.5.0-37-generic 3.5.0-37.58~precise1
  ProcVersionSignature: Ubuntu 3.5.0-37.58~precise1-generic 3.5.7.16
  Uname: Linux 3.5.0-37-generic x86_64
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.25.
  ApportVersion: 2.0.1-0ubuntu17.4
  Architecture: amd64
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: PCH [HDA Intel PCH], device 0: ALC269VC Analog [ALC269VC Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  gioele     1759 F.... pulseaudio
  Card0.Amixer.info:
   Card hw:0 'PCH'/'HDA Intel PCH at 0xf0700000 irq 50'
     Mixer name	: 'Intel PantherPoint HDMI'
     Components	: 'HDA:10ec0269,144dc0d3,00100202 HDA:80862806,80860101,00100000'
     Controls      : 25
     Simple ctrls  : 11
  Date: Sun Aug 18 22:42:34 2013
  HibernationDevice: RESUME=UUID=7e63a512-9a2c-4503-9bd9-ec2f74a7f029
  InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release amd64 (20130504)
  MachineType: SAMSUNG ELECTRONICS CO., LTD. 900X3C/900X3D/900X3E/900X4C/900X4D
  MarkForUpload: True
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-37-generic root=UUID=9d6c757c-fda7-49cb-9e7c-e382ebdc4d53 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.5.0-37-generic N/A
   linux-backports-modules-3.5.0-37-generic  N/A
   linux-firmware                            1.79.6
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 04/09/2013
  dmi.bios.vendor: Phoenix Technologies Ltd.
  dmi.bios.version: P07ABK
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: NP900X3D-A03IT
  dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.board.version: FAB1
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 9
  dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.chassis.version: 0.1
  dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvrP07ABK:bd04/09/2013:svnSAMSUNGELECTRONICSCO.,LTD.:pn900X3C/900X3D/900X3E/900X4C/900X4D:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rnNP900X3D-A03IT:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1:
  dmi.product.name: 900X3C/900X3D/900X3E/900X4C/900X4D
  dmi.product.version: 0.1
  dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.

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