Bug 91709 - [BYT] :After hotplug all display ,screen can't go back
Summary: [BYT] :After hotplug all display ,screen can't go back
Status: CLOSED WORKSFORME
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: DRI git
Hardware: All Linux (All)
: high normal
Assignee: Humberto Israel Perez Rodriguez
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2015-08-21 06:55 UTC by guoyi
Modified: 2015-11-26 14:46 UTC (History)
1 user (show)

See Also:
i915 platform: BYT
i915 features: display/DP, display/HDMI

Attachments

Description guoyi 2015-08-21 06:55:43 UTC 
System Environment:

BIOS: BBAYCRB1.X64.0090.R10.1404072340
Kernel:4.2.0-rc7_drm-intel-nightly
Tree: git://anongit.freedesktop.org/drm-intel
Branch:drm-intel-nightly
Commit:  bf0f6061f310962d6127a1a343e9981f8d5a5c0c

Bug detailed description

when unplug HDMI an DP, eld information is correct; then replug all display, all screen are black. but only hotplug one display, screen can go back.

***And I have catch dmesg in above 3 circumstance, find they all blank. 

Reproduce Steps

1.unplug all display 
2.replug all display

Expected Result

all screen can go back

Actual Result

all screen are black
Comment 2 cprigent 2015-11-17 17:53:37 UTC 
Bug scrub:
Humberto,
Patch is surely upstream already, could you just retest.
Thanks.
Comment 3 Elio 2015-11-25 22:37:26 UTC 
This issue is not present anymore with latest configuration
Comment 4 cprigent 2015-11-26 14:46:08 UTC 
Not reproduced with last setup.
Comment 5 cprigent 2015-11-26 14:46:21 UTC 
So closed.

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