On Sat, May 22, 2021 at 01:11:07PM -0700, Greg Steuck wrote:
> Jonathan Gray writes:
>
> > As with otto's earlier problem there is likely something wrong
> > with sys/dev/pci/drm/i915/display/intel_gmbus.c or the way linux style
> > i2c is handled in drm_linux.c.
> >
> > As kettenis previously
On Thu, May 20, 2021 at 11:51:13PM -0700, Greg Steuck wrote:
> Jonathan Gray writes:
>
> > On Sun, Mar 21, 2021 at 04:01:50PM -0700, Greg Steuck wrote:
> >> I noticed we saw variations of this before. This hit my X1 9th gen when
> >> waking up with a 4k monitor attached via HDMI connector. FWIW,
Jonathan Gray writes:
> On Sun, Mar 21, 2021 at 04:01:50PM -0700, Greg Steuck wrote:
>> I noticed we saw variations of this before. This hit my X1 9th gen when
>> waking up with a 4k monitor attached via HDMI connector. FWIW, the
>> screen is mirrored between the built-in panel and the big
On Sun, Mar 21, 2021 at 04:01:50PM -0700, Greg Steuck wrote:
> I noticed we saw variations of this before. This hit my X1 9th gen when
> waking up with a 4k monitor attached via HDMI connector. FWIW, the
> screen is mirrored between the built-in panel and the big monitor.
x1c gen8 not gen9
This became enough of a bother after crashing twice for me to read the
code. I think it's fairly clearly broken, somebody tell me if I misread
something. Grab a sys/dev/pci/drm/drm_edid.c for full context.
So, the crash seems to happen somewhere here, inside the inlined
drm_edid_block_checksum
I noticed we saw variations of this before. This hit my X1 9th gen when
waking up with a 4k monitor attached via HDMI connector. FWIW, the
screen is mirrored between the built-in panel and the big monitor.
The below is largely OCRed and then hand-fixed from
