devices on thunderbolt dock are not recognized on adl-p platform
Bug #1955016 reported by
AceLan Kao
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
Fix Released
|
Undecided
|
Unassigned | ||
linux (Ubuntu) |
Fix Released
|
Undecided
|
AceLan Kao | ||
Focal |
Invalid
|
Undecided
|
Unassigned | ||
Jammy |
Fix Released
|
Undecided
|
AceLan Kao | ||
linux-oem-5.14 (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Focal |
Fix Released
|
Undecided
|
AceLan Kao | ||
Jammy |
Invalid
|
Undecided
|
Unassigned |
Bug Description
[Impact]
When booting up with the TBT dock is plugged, the devices(USB, Ethernet) on the dock can't be recognized. It requires to run lspci command to wake up the PCI devices to make the devices on the dock work.
[Fix]
The patchset fix this runtime pm issue.
https:/
[Test]
Verified on Dell ADL-P platform with TBT dock.
[Where the problems could occur]
Hard to evaluate, but after some cold boot/warm boot, plug/un-plug the devices on the dock, didn't observe any regressions.
CVE References
Changed in linux (Ubuntu Focal): | |
status: | New → Invalid |
Changed in linux-oem-5.14 (Ubuntu Jammy): | |
status: | New → Invalid |
Changed in linux (Ubuntu Jammy): | |
status: | New → In Progress |
Changed in linux-oem-5.14 (Ubuntu Focal): | |
status: | New → In Progress |
Changed in linux (Ubuntu Jammy): | |
assignee: | nobody → AceLan Kao (acelankao) |
Changed in linux-oem-5.14 (Ubuntu Focal): | |
assignee: | nobody → AceLan Kao (acelankao) |
tags: | added: oem-priority originate-from-1953036 somerville |
description: | updated |
Changed in linux-oem-5.14 (Ubuntu Focal): | |
status: | In Progress → Fix Committed |
tags: | added: verification-done-focal |
Changed in hwe-next: | |
status: | New → Fix Released |
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This bug was fixed in the package linux-oem-5.14 - 5.14.0-1013.13
---------------
linux-oem-5.14 (5.14.0-1013.13) focal; urgency=medium
* focal/linux- oem-5.14: 5.14.0-1013.13 -proposed tracker (LP: #1955464)
* devices on thunderbolt dock are not recognized on adl-p platform
(LP: #1955016)
- SAUCE: thunderbolt: Runtime PM activate both ends of the device link
- SAUCE: thunderbolt: Tear down existing tunnels when resuming from hibernate
- SAUCE: thunderbolt: Runtime resume USB4 port when retimers are scanned
- SAUCE: thunderbolt: Do not allow subtracting more NFC credits than
configured
- SAUCE: thunderbolt: Do not program path HopIDs for USB4 routers
- SAUCE: thunderbolt: Add debug logging of DisplayPort resource allocation
-- Chia-Lin Kao (AceLan) <email address hidden> Tue, 21 Dec 2021 16:59:25 +0800