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Subject: Re: Fixing X220 Video The Right Way
From: Adrian Chadd <adrian@freebsd.org>
To: matt <sendtomatt@gmail.com>
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Cc: freebsd-acpi@freebsd.org, freebsd-current@freebsd.org
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when did it start working?


-adrian

On 9 August 2013 20:10, matt <sendtomatt@gmail.com> wrote:
> hw.acpi.reset_video used to send this machine X220 into a reboot loop,
> with flashing thinklight. Interesting that it no longer causes this
> problem. I kind of paused since the trackpad sucks so much in X.
>
> I think since ssh still works, that just the display or graphics port
> is off.
>
> It may be worth trying to do some acpi_calls via ssh to try to hack
> the display back on...
>
> Matt
>
> On 08/09/13 08:57, John Baldwin wrote:
>> On Friday, August 09, 2013 4:37:50 am Adrian Chadd wrote:
>>> Hi!
>>>
>>> Hm, resurrecting this thread, I'll try this on my X230 tomorrow
>>> and see if it makes the (non-xorg, console only) video work on
>>> resume.
>>>
>>> If it does, what will it take to automatically determine that
>>> this kind of work-around is needed?
>>
>>
>> This does not affect suspend/resume.  It only fixes LCD brightness
>> handling via acpi_video(4).
>>
>