kernel-packages team mailing list archive

[Joseph Salisbury <joseph.salisbury@xxxxxxxxxxxxx>]

Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v4.1 kernel[0].

If this bug is fixed in the mainline kernel, please add the following
tag 'kernel-fixed-upstream'.

If the mainline kernel does not fix this bug, please add the tag:
'kernel-bug-exists-upstream'.

If you are unable to test the mainline kernel, for example it will not boot, please add the tag: 'kernel-unable-to-test-upstream'.
Once testing of the upstream kernel is complete, please mark this bug as "Confirmed".


Thanks in advance.

[0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.1-rc7-unstable/


** Changed in: linux (Ubuntu)
   Importance: Undecided => Medium

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https://bugs.launchpad.net/bugs/1463824

Title:
  MacBookAir Mini dp to VGA Adapter not recogonised

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Running 3.13 my macbook air lightning mini dp to vga adapter is not
  recognized  which has it been previously.  The mini dp to HDMI is
  recognised however.

  With VGA adapter connected to macbook air
  bedlore@brendan-MacBookAir:~$ xrandr 
  Screen 0: minimum 8 x 8, current 1366 x 768, maximum 32767 x 32767
  eDP1 connected primary 1366x768+0+0 (normal left inverted right x axis y axis) 256mm x 144mm
     1366x768       60.0*+
     1360x768       59.8     60.0  
     1024x768       60.0  
     800x600        60.3     56.2  
     640x480        59.9  
  VGA1 disconnected (normal left inverted right x axis y axis)
  HDMI1 disconnected (normal left inverted right x axis y axis)
  DP1 disconnected (normal left inverted right x axis y axis)
  HDMI2 disconnected (normal left inverted right x axis y axis)
  DP2 disconnected (normal left inverted right x axis y axis)
  VIRTUAL1 disconnected (normal left inverted right x axis y axis)

  This appears to be a duplicate of an older bug #1222734

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-53-lowlatency 3.13.0-53.89
  ProcVersionSignature: Ubuntu 3.13.0-53.89-lowlatency 3.13.11-ckt19
  Uname: Linux 3.13.0-53-lowlatency x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.14.1-0ubuntu3.11
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  bedlore    3142 F.... pulseaudio
  CurrentDesktop: X-Cinnamon
  Date: Wed Jun 10 22:35:57 2015
  EcryptfsInUse: Yes
  HibernationDevice: RESUME=UUID=e7b77caf-d0cc-4e31-81a1-2ff71946d345
  InstallationDate: Installed on 2014-03-11 (456 days ago)
  InstallationMedia: Ubuntu-Studio 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
  MachineType: Apple Inc. MacBookAir5,1
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-53-lowlatency root=UUID=8cf2fd1b-4414-4bbb-bded-54f3dc071221 ro pcie_aspm=force i915.i915_enable_rc6=1 i915.i915_enable_fbc=1 i915.lvds_downclock=1
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-53-lowlatency N/A
   linux-backports-modules-3.13.0-53-lowlatency  N/A
   linux-firmware                                1.127.12
  SourcePackage: linux
  UpgradeStatus: Upgraded to trusty on 2014-05-22 (384 days ago)
  dmi.bios.date: 11/27/2012
  dmi.bios.vendor: Apple Inc.
  dmi.bios.version: MBA51.88Z.00EF.B02.1211271028
  dmi.board.asset.tag: Base Board Asset Tag#
  dmi.board.name: Mac-66F35F19FE2A0D05
  dmi.board.vendor: Apple Inc.
  dmi.board.version: MacBookAir5,1
  dmi.chassis.type: 10
  dmi.chassis.vendor: Apple Inc.
  dmi.chassis.version: Mac-66F35F19FE2A0D05
  dmi.modalias: dmi:bvnAppleInc.:bvrMBA51.88Z.00EF.B02.1211271028:bd11/27/2012:svnAppleInc.:pnMacBookAir5,1:pvr1.0:rvnAppleInc.:rnMac-66F35F19FE2A0D05:rvrMacBookAir5,1:cvnAppleInc.:ct10:cvrMac-66F35F19FE2A0D05:
  dmi.product.name: MacBookAir5,1
  dmi.product.version: 1.0
  dmi.sys.vendor: Apple Inc.

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