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
Bug #1828790 reported by
Jesse Sung
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
xorg-server (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned | ||
Xenial |
Won't Fix
|
Undecided
|
Unassigned | ||
Bionic |
Fix Released
|
Undecided
|
Timo Aaltonen | ||
xorg-server-hwe-16.04 (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Xenial |
Fix Released
|
Undecided
|
Unassigned | ||
Bionic |
Invalid
|
Undecided
|
Unassigned |
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)
Changed in xorg-server (Ubuntu Xenial): | |
status: | New → Invalid |
status: | Invalid → Won't Fix |
Changed in xorg-server-hwe-16.04 (Ubuntu): | |
status: | New → Invalid |
Changed in xorg-server-hwe-16.04 (Ubuntu Bionic): | |
status: | New → Invalid |
Changed in xorg-server (Ubuntu): | |
status: | New → Fix Released |
Changed in xorg-server (Ubuntu Bionic): | |
assignee: | nobody → Timo Aaltonen (tjaalton) |
status: | New → Triaged |
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