Re: regression suspend/resume on Lenovo T420

From: Adrian Chadd <adrian.chadd_at_gmail.com>
Date: Mon, 1 May 2017 14:31:04 -0700
There were lots of commits that could break things. :-)


Can you compile up some intermediary versions between 315141 and
r317559 to find which commit range broke things? That'll make chasing
it down much quicker!

Thanks!


-a


On 29 April 2017 at 04:50, Manuel Stühn <freebsdnewbie_at_freenet.de> wrote:
> Hi,
> I'd been sucessfully running CURRENT on my Lenovo T420 with functional
> suspend/resume since some time. But after updating to CURRENT r317032
> respectively r317559 suspend/resume does not work anymore. Putting it into
> suspend results only in a black screen, but no further action is possible
> (only pressing the powerbutton for some time to switch it off completely).
> The LEDs are not indicating any suspend mode.
> If i try to suspend it with X (intel-driver) stopped, the laptop does switch
> into suspend, but does not resume. It runs into some kind of resuming
> endless loop, where it tries to start the laptop again but at a certain
> point it restarts again. The screen stays dark all the time.
>
> I tried this with and without the following options but the same result.
> hw.acpi.reset_video=1
> dev.acpi_ibm.0.handlerevents='0x04'
>
> Booting a Bootenvironment with an older CURRENT(r315141), all is working.
> Was there any change between these commits concerning suspend/resume?
>
> BR
> Manuel
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Received on Mon May 01 2017 - 19:31:07 UTC

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