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[Bug 1132675] Re: Radeon HD 6450 and dual monitor: second monitor not initialized correctly

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DjMix, this bug report is being closed due to your last comment
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1132675/comments/20
regarding you no longer having the hardware. For future reference you
can manage the status of your own bugs by clicking on the current status
in the yellow line and then choosing a new status in the revealed drop
down box. You can learn more about bug statuses at
https://wiki.ubuntu.com/Bugs/Status. Thank you again for taking the time
to report this bug and helping to make Ubuntu better. Please submit any
future bugs you may find.

** Tags added: needs-upstream-testing regression-potential

** Description changed:

  Packages affected: linux-image-3.5.0-22, linux-image-3.5.0-23, linux-
  image-3.5.0-24, linux-image-3.5.0-25
  
- Up to linux-image-3.5.0-21-generic, the second screen connected to a Radeon HD 6450 is initialized correctly. From linux-image-3.5.0-22-generic, the same bug that was present in ubuntu 12.04 reappear: on Xorg startup the screen is recognized of the wrong panel size, o there are artifacts, and after login the unity session crash.
- --- 
+ Up to linux-image-3.5.0-21-generic, the second screen connected to a
+ Radeon HD 6450 is initialized correctly. From linux-
+ image-3.5.0-22-generic, the same bug that was present in ubuntu 12.04
+ reappear: on Xorg startup the screen is recognized of the wrong panel
+ size, o there are artifacts, and after login the unity session crash.
+ 
+ WORKAROUND: I can confirm that using the HDMI and DVI port of the video
+ card, the bug doesn't happen.
+ 
+ ---
  ApportVersion: 2.6.1-0ubuntu10
  Architecture: amd64
  AudioDevicesInUse:
-  USER        PID ACCESS COMMAND
-  /dev/snd/controlC2:  ilario     2542 F.... pulseaudio
-  /dev/snd/controlC0:  ilario     2542 F.... pulseaudio
-  /dev/snd/controlC1:  ilario     2542 F.... pulseaudio
+  USER        PID ACCESS COMMAND
+  /dev/snd/controlC2:  ilario     2542 F.... pulseaudio
+  /dev/snd/controlC0:  ilario     2542 F.... pulseaudio
+  /dev/snd/controlC1:  ilario     2542 F.... pulseaudio
  CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found.
  DistroRelease: Ubuntu 12.10
  HibernationDevice: RESUME=UUID=78b49e24-9e25-41f7-9fc0-a10be2f73b77
  InstallationDate: Installed on 2011-10-20 (495 days ago)
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
  IwConfig:
-  eth0      no wireless extensions.
-  
-  lo        no wireless extensions.
+  eth0      no wireless extensions.
+ 
+  lo        no wireless extensions.
  MachineType: Dell Inc. Vostro 460
  MarkForUpload: True
  Package: linux (not installed)
  ProcEnviron:
-  TERM=xterm
-  PATH=(custom, no user)
-  XDG_RUNTIME_DIR=<set>
-  LANG=it_IT.UTF-8
-  SHELL=/bin/bash
+  TERM=xterm
+  PATH=(custom, no user)
+  XDG_RUNTIME_DIR=<set>
+  LANG=it_IT.UTF-8
+  SHELL=/bin/bash
  ProcFB: 0 radeondrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-21-generic root=UUID=4fa2a6c3-043a-404c-a0c3-a891741c4e96 ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 3.5.0-21.32-generic 3.5.7.1
  RelatedPackageVersions:
-  linux-restricted-modules-3.5.0-21-generic N/A
-  linux-backports-modules-3.5.0-21-generic  N/A
-  linux-firmware                            1.95
+  linux-restricted-modules-3.5.0-21-generic N/A
+  linux-backports-modules-3.5.0-21-generic  N/A
+  linux-firmware                            1.95
  RfKill:
-  
+ 
  Tags:  quantal running-unity
  Uname: Linux 3.5.0-21-generic x86_64
  UpgradeStatus: Upgraded to quantal on 2012-10-19 (129 days ago)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
  dmi.bios.date: 08/16/2012
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A08
  dmi.board.name: 0Y2MRG
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A01
  dmi.chassis.type: 3
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA08:bd08/16/2012:svnDellInc.:pnVostro460:pvr:rvnDellInc.:rn0Y2MRG:rvrA01:cvnDellInc.:ct3:cvr:
  dmi.product.name: Vostro 460
  dmi.sys.vendor: Dell Inc.

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

-- 
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https://bugs.launchpad.net/bugs/1132675

Title:
  Radeon HD 6450 and dual monitor: second monitor not initialized
  correctly

Status in “linux” package in Ubuntu:
  Invalid

Bug description:
  Packages affected: linux-image-3.5.0-22, linux-image-3.5.0-23, linux-
  image-3.5.0-24, linux-image-3.5.0-25

  Up to linux-image-3.5.0-21-generic, the second screen connected to a
  Radeon HD 6450 is initialized correctly. From linux-
  image-3.5.0-22-generic, the same bug that was present in ubuntu 12.04
  reappear: on Xorg startup the screen is recognized of the wrong panel
  size, o there are artifacts, and after login the unity session crash.

  WORKAROUND: I can confirm that using the HDMI and DVI port of the
  video card, the bug doesn't happen.

  ---
  ApportVersion: 2.6.1-0ubuntu10
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC2:  ilario     2542 F.... pulseaudio
   /dev/snd/controlC0:  ilario     2542 F.... pulseaudio
   /dev/snd/controlC1:  ilario     2542 F.... pulseaudio
  CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found.
  DistroRelease: Ubuntu 12.10
  HibernationDevice: RESUME=UUID=78b49e24-9e25-41f7-9fc0-a10be2f73b77
  InstallationDate: Installed on 2011-10-20 (495 days ago)
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
  IwConfig:
   eth0      no wireless extensions.

   lo        no wireless extensions.
  MachineType: Dell Inc. Vostro 460
  MarkForUpload: True
  Package: linux (not installed)
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=it_IT.UTF-8
   SHELL=/bin/bash
  ProcFB: 0 radeondrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-21-generic root=UUID=4fa2a6c3-043a-404c-a0c3-a891741c4e96 ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 3.5.0-21.32-generic 3.5.7.1
  RelatedPackageVersions:
   linux-restricted-modules-3.5.0-21-generic N/A
   linux-backports-modules-3.5.0-21-generic  N/A
   linux-firmware                            1.95
  RfKill:

  Tags:  quantal running-unity
  Uname: Linux 3.5.0-21-generic x86_64
  UpgradeStatus: Upgraded to quantal on 2012-10-19 (129 days ago)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
  dmi.bios.date: 08/16/2012
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A08
  dmi.board.name: 0Y2MRG
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A01
  dmi.chassis.type: 3
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA08:bd08/16/2012:svnDellInc.:pnVostro460:pvr:rvnDellInc.:rn0Y2MRG:rvrA01:cvnDellInc.:ct3:cvr:
  dmi.product.name: Vostro 460
  dmi.sys.vendor: Dell Inc.

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