Public bug reported:
[Impact]
TBT monitors can not reach 4K@60Hz with two 4K@60Hz monitors connected to dock
on Lunar lake platform.
[Fix]
Intel provide a fix for this issue.
73900dce57e4 drm/xe/dp: Enable DP tunneling
[Test]
1. Connect Dell dock to the lunar lake platform.
2. Plug in two/three 4K@60Hz monitor to the Dock(include one TBT monitor
connected at the end)
3. all monitors can reach 4K@60Hz
[Where problems could occur]
I can't see any issues may occur while enabling the DP tunneling on xe driver.
** Affects: linux-oem-6.11 (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux-oem-6.11 (Ubuntu Noble)
Importance: Undecided
Assignee: AceLan Kao (acelankao)
Status: In Progress
** Also affects: linux-oem-6.11 (Ubuntu Noble)
Importance: Undecided
Status: New
** Changed in: linux-oem-6.11 (Ubuntu Noble)
Status: New => In Progress
** Changed in: linux-oem-6.11 (Ubuntu Noble)
Assignee: (unassigned) => AceLan Kao (acelankao)
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https://bugs.launchpad.net/bugs/2095287
Title:
Enable DP tunnel on xe driver(for lunar lake platform)
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