[Bug 91050] New: [SKL-MBL][Linux]: eDP with 3840x2160 resolution is not lighting up
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Sun Jun 21 23:53:43 PDT 2015
https://bugs.freedesktop.org/show_bug.cgi?id=91050
Bug ID: 91050
Summary: [SKL-MBL][Linux]: eDP with 3840x2160 resolution is not
lighting up
Product: DRI
Version: DRI git
Hardware: x86-64 (AMD64)
OS: Linux (All)
Status: NEW
Severity: critical
Priority: medium
Component: DRM/Intel
Assignee: intel-gfx-bugs at lists.freedesktop.org
Reporter: vijayakannanx.ayyathurai at intel.com
QA Contact: intel-gfx-bugs at lists.freedesktop.org
CC: intel-gfx-bugs at lists.freedesktop.org
Created attachment 116642
--> https://bugs.freedesktop.org/attachment.cgi?id=116642&action=edit
xrandr.log
System Environment:
--------------------------
Platform: SKL Linux
Kernel - (4.1-rc8) 644bfe268feb04544d89b52edba6bef6a2661ddc
drm kernel merge : 2015y-06m-15d-16h-39m-55s
Libdrm - (2.4.61) a1acffd4e0968ffa65b673163574188a00c9ab7e
Mesa - (10.7.0-devel) 7518fc3c66e9b5703b987bccca7970a344deadfa
vaapi - (0.38.0) 4763db1c2133d4e6b92355938ecb6f23a7767b6b
libva - (1.6.0.pre1) 4763db1c2133d4e6b92355938ecb6f23a7767b6b
intel-driver (1.6.0.pre1) 4a1c4d21f3428b08ef765d7f7de75b97006514ac
eDP resolution used : 3840x2160
Bug detailed description:
-----------------------------
3840 x 2160 resolution eDP panel is not lighting up in SKL-MBL.
Isolation:
----------------------------
But it getting detected in kernel. Attached the xrandr output( xrandr.log)
Reproduce steps:
----------------------------
1. Boot the SKL with the above mentioned config with 3840x2160 eDP.
2. observe the eDP failure.
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