[Bug 84226] New: On the UI mode,can't refresh ELD information.

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=84226

          Priority: medium
            Bug ID: 84226
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: On the UI mode,can't refresh ELD information.
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: Linux (All)
          Reporter: tridlh at hotmail.com
          Hardware: x86-64 (AMD64)
            Status: NEW
           Version: unspecified
         Component: DRM/Intel
           Product: DRI

Reproduce Steps
1.Before reboot connect monitor with HDMI(DP) cable.
2.cat /proc/asound/card0/eld#0.1
3.Unplug HDMI(DP) cable
4.cat /proc/asound/card0/eld#0.1

Expected Result
After step2,can display the ELD information,and after step 4 can't display it.
Actual Result
After step 2 and step 4 all display ELD information

On Wilson Beach platform, the issue is 100% reproduced with ASUS 238 monitor,
but cannot be reproduced with Dell monitor.
When the issue be reproduced, cat /proc/interrupts, no audio interrupt be
triggered when plug on/off HDMI cable.

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