[Bug 88876] New: [SKL][Audio][HD-A Display]: Can't refresh ELD information with cable hot-plug

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=88876

            Bug ID: 88876
           Summary: [SKL][Audio][HD-A Display]: Can't refresh ELD
                    information with cable hot-plug
           Product: DRI
           Version: XOrg git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: libin.yang at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Bug detailed description
=======
Connected with a HDMI or DisplayPort monitor, can get the correct ELD
information;
then unplug and plug the cable to another monitor, also get the original ELD
information, it can't be refreshed.

Reproduce Steps
==============
1. connected with one HDMI monitor, enter command: cat /proc/asound/PCH/eld#2.0
2. unplug the HDMI cable, enter command: cat /proc/asound/PCH/eld#2.0
3. plug the HDMI cable to another monitor, then enter command: cat
/proc/asound/PCH/eld#2.0

Expected Result
=============

Actual Result
===========

Analysis & Root Cause
===================


The old drm-intel-nightly is OK and the latest kernel drm-intel-nightly doesn't
work

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
You are on the CC list for the bug.
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20150130/a8b72288/attachment.html>