2018-03-27 09:16:53 |
AceLan Kao |
bug |
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added bug |
2018-03-27 09:18:14 |
AceLan Kao |
nominated for series |
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Ubuntu Bionic |
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2018-03-27 09:18:14 |
AceLan Kao |
nominated for series |
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Ubuntu Artful |
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2018-03-28 03:08:35 |
AceLan Kao |
description |
steps:
1. click suspend on UI to trigger suspend.
2. press power button to wake up
3. dark screen but ssh still work
00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:3e92]
[ 38.304449] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0050 w(1)
[ 38.304462] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry
[ 38.306726] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0050 w(1)
[ 38.306733] [drm:drm_do_probe_ddc_edid [drm]] drm: skipping non-existent adapter i915 gmbus dpd
[ 38.311251] [drm:drm_dp_dual_mode_detect [drm_kms_helper]] DP dual mode HDMI ID: DP-HDMI ADAPTOR\004 (err 0)
[ 38.313538] [drm:drm_dp_dual_mode_detect [drm_kms_helper]] DP dual mode adaptor ID: 44 (err 0)
[ 38.313554] [drm:intel_hdmi_set_edid [i915]] DP dual mode adaptor (type 1 HDMI) detected (max TMDS clock: 165000 kHz)
[ 38.313557] [drm:drm_helper_hpd_irq_event [drm_kms_helper]] [CONNECTOR:115:HDMI-A-1] status updated from disconnected to disconnected |
[Impact]
The display becomes black after S3 with the following error messages.
[ 38.304449] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0050 w(1)
[ 38.304462] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry
[ 38.306726] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 0050 w(1)
[ 38.306733] [drm:drm_do_probe_ddc_edid [drm]] drm: skipping non-existent adapter i915 gmbus dpd
[ 38.311251] [drm:drm_dp_dual_mode_detect [drm_kms_helper]] DP dual mode HDMI ID: DP-HDMI ADAPTOR\004 (err 0)
[ 38.313538] [drm:drm_dp_dual_mode_detect [drm_kms_helper]] DP dual mode adaptor ID: 44 (err 0)
[ 38.313554] [drm:intel_hdmi_set_edid [i915]] DP dual mode adaptor (type 1 HDMI) detected (max TMDS clock: 165000 kHz)
[ 38.313557] [drm:drm_helper_hpd_irq_event [drm_kms_helper]] [CONNECTOR:115:HDMI-A-1] status updated from disconnected to disconnected
[Fix]
This commit pointed out by Timo fixes the issue.
[Regression Potential]
Should be low, although the change applies broadly.
From the patch description, it explains it should be safe.
> This workaround was designed to minimize the impact only
> to save the bad case with that link rates. But HW engineers
> indicated that it should be safe to apply broadly, although
> they were expecting the DPLL0 link rate to be unchanged on
> runtime. |
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2018-03-28 07:01:19 |
AceLan Kao |
bug |
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added subscriber Canonical Hardware Enablement Team |
2018-03-28 07:01:23 |
AceLan Kao |
tags |
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originate-from-1758823 somerville |
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2018-03-28 12:32:17 |
Stefan Bader |
bug task added |
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linux (Ubuntu) |
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2018-03-28 12:32:27 |
Stefan Bader |
bug task added |
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linux (Ubuntu Artful) |
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2018-03-28 12:32:27 |
Stefan Bader |
bug task added |
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linux-oem (Ubuntu Artful) |
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2018-03-28 12:32:32 |
Stefan Bader |
bug task added |
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linux (Ubuntu Bionic) |
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2018-03-28 12:32:32 |
Stefan Bader |
bug task added |
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linux-oem (Ubuntu Bionic) |
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2018-03-28 12:32:52 |
Stefan Bader |
nominated for series |
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Ubuntu Xenial |
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2018-03-28 12:32:52 |
Stefan Bader |
bug task added |
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linux (Ubuntu Xenial) |
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2018-03-28 12:32:52 |
Stefan Bader |
bug task added |
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linux-oem (Ubuntu Xenial) |
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2018-03-28 12:33:04 |
Stefan Bader |
linux-oem (Ubuntu Artful): status |
New |
Invalid |
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2018-03-28 12:33:18 |
Stefan Bader |
linux (Ubuntu Xenial): status |
New |
Invalid |
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2018-03-28 12:37:13 |
Stefan Bader |
linux (Ubuntu Bionic): status |
New |
Fix Released |
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2018-04-03 10:23:06 |
Kleber Sacilotto de Souza |
linux (Ubuntu Artful): status |
New |
In Progress |
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2018-04-03 10:32:56 |
Kleber Sacilotto de Souza |
linux (Ubuntu Artful): status |
In Progress |
Fix Committed |
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2018-04-05 14:56:56 |
Timo Aaltonen |
linux-oem (Ubuntu Xenial): status |
New |
Fix Committed |
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2018-04-09 12:49:44 |
Timo Aaltonen |
tags |
originate-from-1758823 somerville |
originate-from-1758823 somerville verification-needed-xenial |
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2018-04-10 02:19:18 |
AceLan Kao |
tags |
originate-from-1758823 somerville verification-needed-xenial |
originate-from-1758823 somerville verification-done-xenial |
|
2018-04-10 09:32:28 |
Brad Figg |
tags |
originate-from-1758823 somerville verification-done-xenial |
originate-from-1758823 somerville verification-done-xenial verification-needed-artful |
|
2018-04-10 10:29:45 |
AceLan Kao |
tags |
originate-from-1758823 somerville verification-done-xenial verification-needed-artful |
originate-from-1758823 somerville verification-done-artful verification-done-xenial |
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2018-04-23 09:21:59 |
Launchpad Janitor |
linux (Ubuntu Artful): status |
Fix Committed |
Fix Released |
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2018-04-23 09:21:59 |
Launchpad Janitor |
cve linked |
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2017-5715 |
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2018-04-23 09:21:59 |
Launchpad Janitor |
cve linked |
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2017-5754 |
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2018-04-23 09:21:59 |
Launchpad Janitor |
cve linked |
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2018-8043 |
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2018-04-23 12:52:04 |
Launchpad Janitor |
linux-oem (Ubuntu Xenial): status |
Fix Committed |
Fix Released |
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2018-04-26 08:06:12 |
Timo Aaltonen |
linux-oem (Ubuntu Bionic): status |
In Progress |
Fix Released |
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2019-03-07 15:36:06 |
Anthony Wong |
hwe-next: status |
New |
Fix Released |
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2019-07-24 21:23:15 |
Brad Figg |
tags |
originate-from-1758823 somerville verification-done-artful verification-done-xenial |
cscc originate-from-1758823 somerville verification-done-artful verification-done-xenial |
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