Public bug reported:
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
** Affects: linux-oem (Ubuntu)
Importance: Undecided
Assignee: AceLan Kao (acelankao)
Status: In Progress
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https://bugs.launchpad.net/bugs/1759188
Title:
[8086:3e92] display becomes blank after S3
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