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[Dmitry Ishutinov <ishutinov.dmitry@xxxxxxxxx>]

Public bug reported:

ishutinov@Ideapad-Z575:~$ dmesg | grep vgaarb
[    0.216058] vgaarb: setting as boot device: PCI:0000:00:01.0
[    0.216058] vgaarb: device added: PCI:0000:00:01.0,decodes=io+mem,owns=io+mem,locks=none
[    0.216058] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
[    0.216058] vgaarb: loaded
[    0.216059] vgaarb: bridge control possible 0000:01:00.0
[    0.216061] vgaarb: no bridge control possible 0000:00:01.0
[    4.856938] vgaarb: this pci device is not a vga device
[    4.856975] vgaarb: this pci device is not a vga device
[    4.856990] vgaarb: this pci device is not a vga device
[    4.857005] vgaarb: this pci device is not a vga device
[    4.857021] vgaarb: this pci device is not a vga device
[    4.857037] vgaarb: this pci device is not a vga device
[    4.857053] vgaarb: this pci device is not a vga device
[    4.857071] vgaarb: this pci device is not a vga device
[    4.857087] vgaarb: this pci device is not a vga device
[    4.857104] vgaarb: this pci device is not a vga device
[    4.857120] vgaarb: this pci device is not a vga device
[    4.857137] vgaarb: this pci device is not a vga device
[    4.857154] vgaarb: this pci device is not a vga device
[    4.857171] vgaarb: this pci device is not a vga device
[    4.857188] vgaarb: this pci device is not a vga device
[    4.857206] vgaarb: this pci device is not a vga device
[    4.857224] vgaarb: this pci device is not a vga device
[    4.857242] vgaarb: this pci device is not a vga device
[    4.857260] vgaarb: this pci device is not a vga device
[    4.857278] vgaarb: this pci device is not a vga device
[    4.857297] vgaarb: this pci device is not a vga device
[    4.857316] vgaarb: this pci device is not a vga device
[    4.857347] vgaarb: device changed decodes: PCI:0000:01:00.0,olddecodes=io+mem,decodes=none:owns=none
[    4.857379] vgaarb: this pci device is not a vga device
[    4.857400] vgaarb: this pci device is not a vga device
[    4.857420] vgaarb: this pci device is not a vga device

ishutinov@Ideapad-Z575:~$ lspci | grep VGA
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] BeaverCreek [Radeon HD 6620G]
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Whistler [Radeon HD 6630M/6650M/6750M/7670M/7690M]

ishutinov@Ideapad-Z575:~$ uname -a
Linux Ideapad-Z575 4.2.0-36-generic #42~14.04.1-Ubuntu SMP Fri May 13 17:27:22 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

ishutinov@Ideapad-Z575:~$ lsb_release -a
No LSB modules are available.
Distributor ID:	Ubuntu
Description:	Ubuntu 14.04.4 LTS
Release:	14.04
Codename:	trusty

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

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https://bugs.launchpad.net/bugs/1582711

Title:
  vgaarb: this pci device is not a vga device

Status in linux package in Ubuntu:
  New

Bug description:
  ishutinov@Ideapad-Z575:~$ dmesg | grep vgaarb
  [    0.216058] vgaarb: setting as boot device: PCI:0000:00:01.0
  [    0.216058] vgaarb: device added: PCI:0000:00:01.0,decodes=io+mem,owns=io+mem,locks=none
  [    0.216058] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
  [    0.216058] vgaarb: loaded
  [    0.216059] vgaarb: bridge control possible 0000:01:00.0
  [    0.216061] vgaarb: no bridge control possible 0000:00:01.0
  [    4.856938] vgaarb: this pci device is not a vga device
  [    4.856975] vgaarb: this pci device is not a vga device
  [    4.856990] vgaarb: this pci device is not a vga device
  [    4.857005] vgaarb: this pci device is not a vga device
  [    4.857021] vgaarb: this pci device is not a vga device
  [    4.857037] vgaarb: this pci device is not a vga device
  [    4.857053] vgaarb: this pci device is not a vga device
  [    4.857071] vgaarb: this pci device is not a vga device
  [    4.857087] vgaarb: this pci device is not a vga device
  [    4.857104] vgaarb: this pci device is not a vga device
  [    4.857120] vgaarb: this pci device is not a vga device
  [    4.857137] vgaarb: this pci device is not a vga device
  [    4.857154] vgaarb: this pci device is not a vga device
  [    4.857171] vgaarb: this pci device is not a vga device
  [    4.857188] vgaarb: this pci device is not a vga device
  [    4.857206] vgaarb: this pci device is not a vga device
  [    4.857224] vgaarb: this pci device is not a vga device
  [    4.857242] vgaarb: this pci device is not a vga device
  [    4.857260] vgaarb: this pci device is not a vga device
  [    4.857278] vgaarb: this pci device is not a vga device
  [    4.857297] vgaarb: this pci device is not a vga device
  [    4.857316] vgaarb: this pci device is not a vga device
  [    4.857347] vgaarb: device changed decodes: PCI:0000:01:00.0,olddecodes=io+mem,decodes=none:owns=none
  [    4.857379] vgaarb: this pci device is not a vga device
  [    4.857400] vgaarb: this pci device is not a vga device
  [    4.857420] vgaarb: this pci device is not a vga device

  ishutinov@Ideapad-Z575:~$ lspci | grep VGA
  00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] BeaverCreek [Radeon HD 6620G]
  01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Whistler [Radeon HD 6630M/6650M/6750M/7670M/7690M]

  ishutinov@Ideapad-Z575:~$ uname -a
  Linux Ideapad-Z575 4.2.0-36-generic #42~14.04.1-Ubuntu SMP Fri May 13 17:27:22 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

  ishutinov@Ideapad-Z575:~$ lsb_release -a
  No LSB modules are available.
  Distributor ID:	Ubuntu
  Description:	Ubuntu 14.04.4 LTS
  Release:	14.04
  Codename:	trusty

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