[Intel-gfx] Troubleshooting LVDS on GM45.

[Rob Kramer]

On 04/01/2016 04:01 PM, Jani Nikula wrote:
> On Fri, 01 Apr 2016, Rob Kramer <rob at solution-space.com> wrote:
>> My setup is an embedded GM45 based board with a screen connected via 24
>> bit LVDS. When trying a to use a newer kernel (3.14.57) with KMS, the
>> screen stays blank. I'm only testing KMS so far, no X. Older, pre-KMS
>> versions of the kernel worked fine.
>>
>> I'm hoping that a resident Intel DRM guru has an idea of what might be
>> wrong here, or can tell me where to continue troubleshooting :)
> I'll put it bluntly, I don't think anyone's interested in
> troubleshooting v3.14 anymore. Please try v4.5.

I don't mind blunt.

I've tried 4.4 on a Fedora live disk, which had the same issue, 
superficially. But I guess you're right, I ought to try a newer kernel 
first.

I'll post a new log when I've got 4.5 installed.

Cheers!

      Rob