Bug 89604 - [BYT]byt fail to resume from S3 state
Summary: [BYT]byt fail to resume from S3 state
Status: CLOSED WORKSFORME
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: DRI git
Hardware: Other All
: medium major
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2015-03-17 07:53 UTC by Ding Heng
Modified: 2015-03-31 05:26 UTC (History)
1 user (show)

See Also:
i915 platform:
i915 features:


Attachments

Description Ding Heng 2015-03-17 07:53:26 UTC
==System Environment==
--------------------------
Regression: No, I didn't find a good commit since Sep 2014 


Non-working platforms: BYT

==kernel==
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origin/drm-intel-testing: aaf3acbb523d9b3b3b00827f880f743e0d964684(2015-03-14)

==Bug detailed description==
-----------------------------
When enter S3 state the machine will not be able to woke up by the key board. The only thing I can do is to reboot it through the power button. So I can't get any output after that.

==Reproduce steps==
---------------------------- 
1. echo mem > /sys/power/state
2. Press keys on keyboard and try to resume.
Comment 1 Jeff Zheng 2015-03-20 03:25:37 UTC
Hi Ding Heng,

Could you please:
1. Including dmesg log
2. Boot with modprobe.blacklist=i915 to check if this issue still exists
3. If possible, check another machine.
Comment 2 Jesse Barnes 2015-03-27 15:58:59 UTC
Hm if it's been broken this long, why didn't we get a bug report back in Sept.?  There must be a good commit in there somewhere; I'd expect users to report suspend/resume failures if it were this broken (though we do have #89611, so it could be pretty old).
Comment 3 Ding Heng 2015-03-31 05:26:01 UTC
I can't reporduce this issue with the same kernel and machine. Close this bug.


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