[Bug 54781] New: graphic driver doesn't support brightness changes and can't resume from suspend

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=54781

           Summary: graphic driver doesn't support brightness changes and
                    can't resume from suspend
           Product: Drivers
           Version: 2.5
    Kernel Version: 3.8.1
          Platform: All
        OS/Version: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Video(DRI - Intel)
        AssignedTo: intel-gfx-bugs at lists.freedesktop.org
        ReportedBy: benapetr at gmail.com
                CC: intel-gfx-bugs at lists.freedesktop.org
        Regression: No


asus x201e

integrated intel hd graphics

driver doesn't resume from suspend and it's not possible to change the
brightness using any console commands, neither the buttons (only before boot).

petanb at petrbena:/var/log$ lspci | grep VGA
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core
Processor Family Integrated Graphics Controller (rev 09)
petanb at petrbena:/var/log$ 
petanb at petrbena:/var/log$ uname -a
Linux petrbena 3.8.1-custom #2 SMP Sat Mar 2 23:28:01 CET 2013 x86_64 x86_64
x86_64 GNU/Linux

older kernels don't work either, I tried appending acpi_osi=Linux
acpi_backlight=vendor to grub

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