Bug 688487

Summary: brightness changes when switch application (or output changes) on external display
Product: [Fedora] Fedora Reporter: Pavel Zhukov <pavel>
Component: xorg-x11-drv-intelAssignee: Adam Jackson <ajax>
Status: CLOSED NOTABUG QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 14CC: ajax, xgl-maint
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Hardware: Unspecified   
OS: Unspecified   
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Fixed In Version: Doc Type: Bug Fix
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Last Closed: 2011-03-17 04:41:20 EDT Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:

Description Pavel Zhukov 2011-03-17 04:34:59 EDT
Description of problem:
brightness changes when switch application (or output changes) on external display

Version-Release number of selected component (if applicable):
xorg-x11-drv-intel-2.12.0-6.fc14.1.x86_64
xorg-x11-server-Xorg-1.9.4-1.fc14.x86_64

How reproducible:
plug external monitor and go to "Steps to Reproduce"

Steps to Reproduce:
1. run xterm (or rxvt) with black background and green output
2. run top (brightness will go up)
3. stop top and run clear (go down again)
  
Expected results:
Permanent brightness

Additional info:
It's really uncomfortable when switch between application (vim -> clear terminal -> browser for example)

00:02.0 VGA compatible controller: Intel Corporation Core Processor Integrated Graphics Controller (rev 02)


Screen 0: minimum 320 x 200, current 1280 x 1024, maximum 8192 x 8192
LVDS1 connected (normal left inverted right x axis y axis)
   1280x800       60.0 +   50.1  
   1024x768       60.0  
   800x600        60.3     56.2  
   640x480        59.9  
VGA1 connected 1280x1024+0+0 (normal left inverted right x axis y axis) 376mm x 301mm
   1280x1024      60.0*+   75.0  
   1280x960       60.0  
   1152x864       75.0  
   1024x768       75.1     70.1     60.0  
   832x624        74.6  
   800x600        72.2     75.0     60.3     56.2  
   640x480        72.8     75.0     66.7     60.0  
   720x400        70.1  
HDMI1 disconnected (normal left inverted right x axis y axis)
DP1 disconnected (normal left inverted right x axis y axis)
Comment 1 Pavel Zhukov 2011-03-17 04:41:20 EDT
Sorry, This is hardware (monitor) problem.