| 2021-12-14 02:20:11 |
koba |
bug |
|
|
added bug |
| 2021-12-14 02:20:34 |
koba |
bug task added |
|
linux-oem-5.14 (Ubuntu) |
|
| 2021-12-14 02:20:47 |
koba |
nominated for series |
|
Ubuntu Jammy |
|
| 2021-12-14 02:20:47 |
koba |
bug task added |
|
linux (Ubuntu Jammy) |
|
| 2021-12-14 02:20:47 |
koba |
bug task added |
|
linux-oem-5.14 (Ubuntu Jammy) |
|
| 2021-12-14 02:20:47 |
koba |
nominated for series |
|
Ubuntu Focal |
|
| 2021-12-14 02:20:47 |
koba |
bug task added |
|
linux (Ubuntu Focal) |
|
| 2021-12-14 02:20:47 |
koba |
bug task added |
|
linux-oem-5.14 (Ubuntu Focal) |
|
| 2021-12-14 02:21:04 |
koba |
linux (Ubuntu Jammy): status |
New |
In Progress |
|
| 2021-12-14 02:21:04 |
koba |
linux (Ubuntu Jammy): assignee |
|
koba (kobako) |
|
| 2021-12-14 02:21:19 |
koba |
linux-oem-5.14 (Ubuntu Focal): status |
New |
In Progress |
|
| 2021-12-14 02:21:19 |
koba |
linux-oem-5.14 (Ubuntu Focal): assignee |
|
koba (kobako) |
|
| 2021-12-14 02:21:34 |
koba |
description |
[Impact]
Got kernel report CPU pipe A FIFO underrun: soft,transcoder
kernel: i915 0000:00:02.0: [drm] *ERROR* CPU pipe A FIFO underrun: soft,transcoder,
[Fix]
Defeatur the underrun feature for intel display gen13+.
[Test Case]
1. change resolution to 3840x2400
2. monitor works well and doesn't black out.
[Where problems could occur]
low |
[Impact]
Got kernel report CPU pipe A FIFO underrun: soft,transcoder
kernel: i915 0000:00:02.0: [drm] *ERROR* CPU pipe A FIFO underrun: soft,transcoder,
[Fix]
Defeature the underrun feature for intel display gen13+.
[Test Case]
1. change resolution to 3840x2400
2. monitor works well and doesn't black out.
[Where problems could occur]
low |
|
| 2021-12-14 02:53:58 |
koba |
bug |
|
|
added subscriber Canonical Hardware Enablement |
| 2021-12-14 02:54:03 |
koba |
tags |
|
oem-priority originate-from-1947298 somerville |
|
| 2021-12-14 02:57:25 |
koba |
description |
[Impact]
Got kernel report CPU pipe A FIFO underrun: soft,transcoder
kernel: i915 0000:00:02.0: [drm] *ERROR* CPU pipe A FIFO underrun: soft,transcoder,
[Fix]
Defeature the underrun feature for intel display gen13+.
[Test Case]
1. change resolution to 3840x2400
2. monitor works well and doesn't black out.
[Where problems could occur]
low |
[Impact]
Got kernel report CPU pipe A FIFO underrun: soft,transcoder
kernel: i915 0000:00:02.0: [drm] *ERROR* CPU pipe A FIFO underrun: soft,transcoder,
[Fix]
Fix has been landed on linux-next, 4fe7907f3775(drm/i915/display/adlp: Disable underrun recovery).
Defeature the underrun feature for intel display gen13+.
[Test Case]
1. change resolution to 3840x2400
2. monitor works well and doesn't black out.
[Where problems could occur]
low |
|
| 2021-12-14 05:55:11 |
Yuan-Chen Cheng |
bug |
|
|
added subscriber OEM Solutions Group: Engineers |
| 2021-12-14 05:55:15 |
Yuan-Chen Cheng |
tags |
oem-priority originate-from-1947298 somerville |
oem-priority originate-from-1947298 originate-from-1952194 somerville |
|
| 2021-12-14 05:57:39 |
Yuan-Chen Cheng |
oem-priority: importance |
Undecided |
Critical |
|
| 2021-12-14 05:57:43 |
Yuan-Chen Cheng |
oem-priority: status |
New |
In Progress |
|
| 2021-12-15 08:15:09 |
Yuan-Chen Cheng |
bug watch added |
|
https://gitlab.freedesktop.org/drm/intel/-/issues/4332 |
|
| 2021-12-16 04:42:52 |
Kai-Chuan Hsieh |
attachment added |
|
fifo-pipe-underrun.log https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1954728/+attachment/5547936/+files/fifo-pipe-underrun.log |
|
| 2021-12-16 17:04:26 |
Timo Aaltonen |
linux-oem-5.14 (Ubuntu Focal): status |
In Progress |
Fix Committed |
|
| 2021-12-18 01:16:15 |
Ubuntu Kernel Bot |
tags |
oem-priority originate-from-1947298 originate-from-1952194 somerville |
oem-priority originate-from-1947298 originate-from-1952194 somerville verification-needed-focal |
|
| 2021-12-20 03:36:23 |
Kai-Chuan Hsieh |
tags |
oem-priority originate-from-1947298 originate-from-1952194 somerville verification-needed-focal |
oem-priority originate-from-1947298 originate-from-1952194 somerville verification-done-focal |
|
| 2022-01-04 14:32:55 |
Launchpad Janitor |
linux-oem-5.14 (Ubuntu Focal): status |
Fix Committed |
Fix Released |
|
| 2022-02-08 13:57:23 |
Timo Aaltonen |
linux (Ubuntu Jammy): status |
In Progress |
Invalid |
|
| 2022-02-08 13:57:33 |
Timo Aaltonen |
linux-oem-5.14 (Ubuntu Jammy): status |
New |
Invalid |
|
| 2022-02-08 13:57:36 |
Timo Aaltonen |
linux (Ubuntu Focal): status |
New |
Invalid |
|
| 2022-09-02 13:18:11 |
Timo Aaltonen |
hwe-next: status |
New |
Fix Released |
|
| 2022-09-02 13:18:14 |
Timo Aaltonen |
oem-priority: status |
In Progress |
Fix Released |
|
