Bug 771280

Summary: [Intel]No signal output while plug DP to DVI Dual link dongle in OB DP
Product: Red Hat Enterprise Linux 6 Reporter: Xiao Yousheng <xiaoys>
Component: xorg-x11-drv-intelAssignee: Adam Jackson <ajax>
Status: CLOSED INSUFFICIENT_DATA QA Contact: Desktop QE <desktop-qa-list>
Severity: urgent Docs Contact:
Priority: unspecified    
Version: 6.2CC: tpelka
Target Milestone: rc   
Target Release: 6.2   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2012-02-15 19:58:14 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:

Description Xiao Yousheng 2012-01-03 05:05:40 UTC
Description of problem:
No signal output while plug DP to DVI Dual link dongle in OB DP 


Version-Release number of selected component (if applicable):
SYSTEM SN OR ID: NA16605341 
Form Factor: 
Planar Type: IS77M 
Planar Level: Rev:0.3A 
Planar SN: 11S11200466UUMH51AV114 
BIOS Level: 9SKT14A 
Monitor: Viewsonic VP201s 
Video Adapter: Onboard 
Audio Adapter: Onboard 
PCI-Express 16X: 
Video BIOS: 
PCI-Express 1X: 
PCI1 Slot        : 
PCI2 Slot        : 
Keyboard: USB Keyboard

How reproducible:


Steps to Reproduce:
   1: Plug DP to DVI Dual link dongle(0B51674) in OB DP. 
   2: Power on the system. 
      You can observe that there is no signal output via screen. 

Benchmark: 
   1: This symptom isn't observed with DP to DVI single dongle(LI PN:0B50757). 
   2: This symptom isn't observed on NVidia Q600 and ATI 5700 with DP to DVI dual link dongle plugged.
  
Actual results:


Expected results:


Additional info:

Comment 2 Tomas Pelka 2012-01-03 15:05:09 UTC
Hi, could you please add inf about graphic chips?

Thanks 
Tom

Comment 4 Suzanne Logcher 2012-02-14 23:26:32 UTC
This request was evaluated by Red Hat Product Management for
inclusion in the current release of Red Hat Enterprise Linux.
Because the affected component is not scheduled to be updated
in the current release, Red Hat is unfortunately unable to
address this request at this time. Red Hat invites you to
ask your support representative to propose this request, if
appropriate and relevant, in the next release of Red Hat
Enterprise Linux. If you would like it considered as an
exception in the current release, please ask your support
representative.

Comment 5 Adam Jackson 2012-02-15 19:58:14 UTC
Please reopen when you have attached the information requested in comment #2.