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[madbiologist <1440329@xxxxxxxxxxxxxxxxxx>]

Fix is now in Vivid-proposed kernel 3.19.0-17.17.

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

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https://bugs.launchpad.net/bugs/1440329

Title:
  No Sound output with Lenovo T450s and ThinkPad Ultra Docking station

Status in linux package in Ubuntu:
  Fix Committed

Bug description:
  When the T450s is docked into the Docking Station (40A20135EU) there
  is no sound output at the back off the Docking Station.

  [14308.190460] thinkpad_acpi: docked into hotplug port replicator
  [14309.170738] usb 2-3: new SuperSpeed USB device number 2 using xhci_hcd
  [14309.188134] usb 2-3: New USB device found, idVendor=17ef, idProduct=1010
  [14309.188142] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
  [14309.188143] usb 2-3: Product: Lenovo ThinkPad Dock
  [14309.188146] usb 2-3: Manufacturer: LENOVO
  [14309.188907] hub 2-3:1.0: USB hub found
  [14309.189060] hub 2-3:1.0: 4 ports detected
  [14309.302638] usb 1-3: new high-speed USB device number 11 using xhci_hcd
  [14309.432610] usb 1-3: New USB device found, idVendor=17ef, idProduct=1010
  [14309.432615] usb 1-3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
  [14309.432617] usb 1-3: Product: Lenovo ThinkPad Dock
  [14309.432618] usb 1-3: Manufacturer: LENOVO
  [14309.433479] hub 1-3:1.0: USB hub found
  [14309.438541] hub 1-3:1.0: 4 ports detected
  [14309.695137] thinkpad_acpi: EC reports that Thermal Table has changed
  [14309.726708] usb 1-3.1: new full-speed USB device number 12 using xhci_hcd
  [14309.827655] usb 1-3.1: New USB device found, idVendor=13ba, idProduct=0018
  [14309.827658] usb 1-3.1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
  [14309.827660] usb 1-3.1: Product: Barcode Reader
  [14309.910809] usb 1-3.4: new high-speed USB device number 13 using xhci_hcd
  [14310.011137] usb 1-3.4: New USB device found, idVendor=17ef, idProduct=100f
  [14310.011139] usb 1-3.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
  [14310.011140] usb 1-3.4: Product: Lenovo ThinkPad Dock
  [14310.011141] usb 1-3.4: Manufacturer: Lenovo
  [14310.011142] usb 1-3.4: SerialNumber: Rev1.2
  [14310.011757] hub 1-3.4:1.0: USB hub found
  [14310.011868] hub 1-3.4:1.0: 3 ports detected

  00:03.0 Audio device: Intel Corporation Broadwell-U Audio Controller
  (rev 09)

  Any ideas?

  Cheers
  Christian
  ---
  ApportVersion: 2.17-0ubuntu2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/pcmC1D0p:   christians   2047 F...m pulseaudio
   /dev/snd/controlC1:  christians   2047 F.... pulseaudio
   /dev/snd/controlC0:  christians   2047 F.... pulseaudio
  DistroRelease: Ubuntu 15.04
  HibernationDevice: RESUME=UUID=281eead9-36cf-412f-879b-45d0ed60f07a
  InstallationDate: Installed on 2015-04-03 (10 days ago)
  InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Beta amd64 (20150326)
  MachineType: LENOVO 20BX000TGE
  Package: linux (not installed)
  ProcEnviron:
   LANGUAGE=de_DE
   TERM=xterm
   PATH=(custom, no user)
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.19.0-13-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 3.19.0-13.13-generic 3.19.3
  PulseList:
   Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied
   No PulseAudio daemon running, or not running as session daemon.
  RelatedPackageVersions:
   linux-restricted-modules-3.19.0-13-generic N/A
   linux-backports-modules-3.19.0-13-generic  N/A
   linux-firmware                             1.143
  Tags:  vivid
  UdevLog: Error: [Errno 2] Datei oder Verzeichnis nicht gefunden: '/var/log/udev'
  Uname: Linux 3.19.0-13-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

  _MarkForUpload: True
  dmi.bios.date: 02/03/2015
  dmi.bios.vendor: LENOVO
  dmi.bios.version: JBET45WW (1.10 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 20BX000TGE
  dmi.board.vendor: LENOVO
  dmi.board.version: SDK0E50510 WIN
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: None
  dmi.modalias: dmi:bvnLENOVO:bvrJBET45WW(1.10):bd02/03/2015:svnLENOVO:pn20BX000TGE:pvrThinkPadT450s:rvnLENOVO:rn20BX000TGE:rvrSDK0E50510WIN:cvnLENOVO:ct10:cvrNone:
  dmi.product.name: 20BX000TGE
  dmi.product.version: ThinkPad T450s
  dmi.sys.vendor: LENOVO

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