for reference, displayport output on my thinkpad x301 worked with vesa but never with igfx.
sl
> On Aug 14, 2022, at 2:02 PM, qwx@sciops.net wrote:
>
> Hi all,
>
> I just pushed fixes for the intel graphics driver, thanks to which
> mode setting now works on the x250 (broadwell). It has helped get a
> (garbled) picture on some monitors which didn't previously work at all,
> on haswell and broadwell machines. Regression tests on several
> machines of other generations did not show any issues.
>
> For most machines, regardless of generation, output to an external
> monitor via displayport is broken (since always?), but there are some
> ideas on where the problem might be. VGA output for haswell/broadwell
> is still unimplemented, however HDMI/DVI usually do work. The
> hardware cursor on the x250 and some gm965 machines is also broken.
> There is a small chance that these fixes may help with these issues
> in some cases, but it's unlikely.
>
> Please report any breakage :)
>
> Thanks,
> qwx
>