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[Gareth Woolridge <gareth.woolridge@xxxxxxxxxxxxx>]

Public bug reported:

In Vivid on connection of external display using displayport to VGA
adaptor all resolutions upto max of my monitor were supported.

Since upgrade to Wily while my internal display operates correctly the
external display only shows resolutions up to 1024x768 as available, eg:

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      60.00*+
   1360x768      59.80    59.96  
   1280x720      60.00  
   1024x768      60.00  
   1024x576      60.00  
   960x540       60.00  
   800x600       60.32    56.25  
   864x486       60.00  
   640x480       59.94  
   720x405       60.00  
   680x384       60.00  
   640x360       60.00  
DP1 connected (normal left inverted right x axis y axis)
   1024x768      60.00  
   800x600       60.32    56.25  
   848x480       60.00  
   640x480       59.94

ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: xorg 1:7.7+7ubuntu4
ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3
Uname: Linux 4.2.0-16-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.19.1-0ubuntu3
Architecture: amd64
CurrentDesktop: MATE
Date: Mon Oct 26 10:00:40 2015
InstallationDate: Installed on 2015-07-29 (88 days ago)
InstallationMedia: Ubuntu-MATE 15.04 "Vivid Vervet" - Release amd64 (20150422.1)
SourcePackage: xorg
Symptom: display
UpgradeStatus: Upgraded to wily on 2015-10-22 (3 days ago)

** Affects: xorg (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug resolution wily

-- 
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Packages, which is subscribed to xorg in Ubuntu.
https://bugs.launchpad.net/bugs/1510021

Title:
  After upgrade from vivid to wily external monitor has only limited
  resolutions

Status in xorg package in Ubuntu:
  New

Bug description:
  In Vivid on connection of external display using displayport to VGA
  adaptor all resolutions upto max of my monitor were supported.

  Since upgrade to Wily while my internal display operates correctly the
  external display only shows resolutions up to 1024x768 as available,
  eg:

  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      60.00*+
     1360x768      59.80    59.96  
     1280x720      60.00  
     1024x768      60.00  
     1024x576      60.00  
     960x540       60.00  
     800x600       60.32    56.25  
     864x486       60.00  
     640x480       59.94  
     720x405       60.00  
     680x384       60.00  
     640x360       60.00  
  DP1 connected (normal left inverted right x axis y axis)
     1024x768      60.00  
     800x600       60.32    56.25  
     848x480       60.00  
     640x480       59.94

  ProblemType: Bug
  DistroRelease: Ubuntu 15.10
  Package: xorg 1:7.7+7ubuntu4
  ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3
  Uname: Linux 4.2.0-16-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.19.1-0ubuntu3
  Architecture: amd64
  CurrentDesktop: MATE
  Date: Mon Oct 26 10:00:40 2015
  InstallationDate: Installed on 2015-07-29 (88 days ago)
  InstallationMedia: Ubuntu-MATE 15.04 "Vivid Vervet" - Release amd64 (20150422.1)
  SourcePackage: xorg
  Symptom: display
  UpgradeStatus: Upgraded to wily on 2015-10-22 (3 days ago)

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