Update - Fix no screen show on display after S3 on CML-R
Bug #1922768 reported by
koba
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
Fix Released
|
Undecided
|
Unassigned | ||
linux (Ubuntu) |
Fix Released
|
Undecided
|
koba | ||
Focal |
Invalid
|
Undecided
|
Unassigned | ||
Hirsute |
Fix Released
|
Undecided
|
koba | ||
linux-oem-5.10 (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Focal |
Fix Released
|
Undecided
|
koba | ||
Hirsute |
Invalid
|
Undecided
|
Unassigned |
Bug Description
[Impact]
On CML-R, after S3, No screen show on all three connector(3*DP).
[Fix]
Here's v4 patch and has been landed on drm-tip,
https:/
so revert the old and resend the v4 patch.
For Legacy S3 suspend/resume GEN9 BC needs to enable and setup TGP PCH.
[Test Case]
1. Connected the monitor on one of 3*DP on CML-R.
2. Suspend&resume the machine.
3. Check the monitor can output something.
[Where problems could occur]
Just Enable the hpd detection in IRQ installer and during suspend&resume.
CVE References
Changed in linux-oem-5.10 (Ubuntu Focal): | |
status: | New → In Progress |
Changed in linux (Ubuntu Hirsute): | |
status: | New → In Progress |
assignee: | nobody → koba (kobako) |
Changed in linux-oem-5.10 (Ubuntu Focal): | |
assignee: | nobody → koba (kobako) |
description: | updated |
description: | updated |
tags: | added: oem-priority originate-from-1911190 somerville |
tags: | added: originate-from-1912745 |
Changed in linux-oem-5.10 (Ubuntu Hirsute): | |
status: | New → Invalid |
Changed in linux-oem-5.10 (Ubuntu Focal): | |
status: | In Progress → Fix Committed |
Changed in linux (Ubuntu Focal): | |
status: | New → Invalid |
Changed in hwe-next: | |
status: | New → Fix Released |
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This bug was fixed in the package linux - 5.11.0-14.15
---------------
linux (5.11.0-14.15) hirsute; urgency=medium
* hirsute/linux: 5.11.0-14.15 -proposed tracker (LP: #1923103)
* Packaging resync (LP: #1786013)
- update dkms package versions
* Include Infiniband Peer Memory interface (LP: #1923104)
- SAUCE: RDMA/core: Introduce peer memory interface
* Hirsute update: v5.11.12 upstream stable release (LP: #1923069) retry_alloc( ) swapfile_ activate acquire_ init()/ ww_acquire_ fini() ()/recv[ msg]() calls call_is_ init() patching condition fail_links( ) on short send[msg] ()/recv[ msg]() with
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