[Bug 105323] New: [KBL] One Channel to switch HDMI & DP, but only DP work, hdmi not work >= Kernel 4.13
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Fri Mar 2 07:29:13 UTC 2018
https://bugs.freedesktop.org/show_bug.cgi?id=105323
Bug ID: 105323
Summary: [KBL] One Channel to switch HDMI & DP, but only DP
work, hdmi not work >= Kernel 4.13
Product: DRI
Version: XOrg git
Hardware: x86-64 (AMD64)
OS: Linux (All)
Status: NEW
Severity: major
Priority: medium
Component: DRM/Intel
Assignee: intel-gfx-bugs at lists.freedesktop.org
Reporter: dhajmd at gmail.com
QA Contact: intel-gfx-bugs at lists.freedesktop.org
CC: intel-gfx-bugs at lists.freedesktop.org
Created attachment 137747
--> https://bugs.freedesktop.org/attachment.cgi?id=137747&action=edit
Kernel_4.10-HDMI work
My platform have 2 DDI channel and 3 display(HDMI.DP1.DP2),
DDI1 channel to switch connect HDMI&DP1 and DDI2 connect DP2.
I installed Ubuntu 17.10(Kernel 4.13) and Ubuntu 18.04(Kernel 4.15) on Kabylake
platform. But my HDMI port not work in ubuntu 17.10 & 18.04
and I change ubuntu 16.04.3 Kernel(4.10) after hdmi can be work.
Please help me this bug! Thanks.
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