Ubuntu
xserver-xorg-video-intel package

  1. Bug #1522922
  2. Comment #45

Comment 45 for bug 1522922

Revision history for this message
In , Furniss-tom (furniss-tom) wrote :

(In reply to Mika Kahola from comment #36)
> Created attachment 120109 [details] [review]
> DP configuration check
>
> This patch adds additional test and disables fast link training feature if
> DP link parameters such as link bandwidth, rate selection, lane count, port
> clock and bpp. If one of these parameter change the fast link training is
> disabled and link is retrained with the link training parameters starting
> from zero values. Please, give this patch a go and report back with dmesg if
> flickering still exists.

Hi Mika. Your second patch also fixes the problem for me. After removing your first patch and applying the second the flickering issue did not recur.