this is actually fixed in bionic
xorg-server (2:1.19.6-1ubuntu4.1) bionic; urgency=medium
* prime-sync-refactor.diff: Fix crash on modesetting+amdgpu hybrid.
(LP: #1789913)
* sync-i965-pciids.diff: Update intel pci-id's. (LP: #1789924)
-- Timo Aaltonen <[email protected]> Wed, 05 Sep 2018 14:38:25 +0300
** Changed in: xorg-server (Ubuntu Bionic)
Status: Triaged => Fix Released
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Packages, which is subscribed to xorg-server in Ubuntu.
https://bugs.launchpad.net/bugs/1828790
Title:
On a Wyse system, if Intel DP is connected before the AMD one, there's
a 50% chance the AMD one would have no output
Status in xorg-server package in Ubuntu:
Fix Released
Status in xorg-server-hwe-16.04 package in Ubuntu:
Invalid
Status in xorg-server source package in Xenial:
Won't Fix
Status in xorg-server-hwe-16.04 source package in Xenial:
Fix Released
Status in xorg-server source package in Bionic:
Fix Released
Status in xorg-server-hwe-16.04 source package in Bionic:
Invalid
Bug description:
Summary:
On extended SKU (AMD SKU), boot to OS with monitor connecting to Intel DP,
then connect another monitor to AMD DP, there is a 50% chance AMD DP has no
video output to monitor.
Step to reproduce:
1. Attached a 2k/4K monitor to Intel UMA DP port.
2. Power on system and boot to desktop.
3. Attach another 2k/4K monitor to AMD Graphics DP port.
Expect result:
Both monitors can display correctly
Actually result:
AMD DP monitor will be black screen. (Intel DP output still normal)
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