i915kms broken at some commit between r296485 and r297692?

[Hans Petter Selasky]

On 05/09/16 18:10, Hans Petter Selasky wrote:
> On 05/09/16 04:34, Sergey Manucharian wrote:
>> I'm running FreeBSD 11.0-CURRENT r292595 on ThinkPad T430 (i7-3520M,
>> Intel video 4000). Today I tried to update to a fresher version.
>> Something has been broken somewhere between r296485 and r297692,
>> I suspect namely i915kms - it won't boot: at the boot screen I see that
>> all modules are loaded, then after "Booting..." message at the bottom
>> screen turns black in 1-2 seconds of booting process, it seems to be the
>> point when it regularly switches to native resolution.
>>
>> Can somebody shed light on it? What can I check to get more info on
>> this?
>>
>> Regularly I update to the revisions used to build snapshots at:
>>
>> ftp://ftp.freebsd.org/pub/FreeBSD/snapshots/ISO-IMAGES/11.0/
>>
>> assuming that those revisions have less issues. So tried a few, including
>> the head. None worked for me after a certain revision (from the range I
>> mentioned above).
>>
>> Thanks for advices!
>
> Hi,
>
> I'm seeing the same thing with a MacBookPro. When loading drm2 and i915
> after boot, it works. I think it is something simple causing this failure.
>
> --HPS
>

Hi,

Can you try the attached patch. Works for me.

--HPS

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