Re: [Intel-gfx] [PATCH RFC] Revert "drm/i915: Try to use fast+narrow link on eDP again and fall back to the old max strategy on failure"

[Timo Aaltonen]

On 9.5.2021 7.43, Paul Zimmerman wrote:
> This reverts commit 2bbd6dba84d44219387df051a1c799b7bac46099.
>
> Since 5.12-rc2, my Dell XPS-15 laptop has had a blank screen on boot.
> The system seems to run fine other than having no display, I am able
> to ssh into the machine. I don't see anything interesting in the dmesg
> log. I bisected the problem down to this commit, and reverting it fixes
> the problem.

Have you tried with drm-tip? It has acca7762eb71bc0 which hopefully 
helps here.


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