>> I've pointed you at the wrong bug report unfortunately. This one is the >> right one: >> >> https://bugzilla.kernel.org/show_bug.cgi?id=45671 >> >> Please test the "patch v3" on that bug. > > Applied v3 and I see for a short time kernel messages, then the screen > goes black, then I think 2 times the backlight goes on and off and then > it stays black without backlight. > >> Sorry for the confusion. > > No problem. I happy to test patches. I'll have to create an account on > bugzilla.kernel.org to add the test results. Got it working. I bet that I did something stupidly wrong. With this patch on top of Linus' tree with the Fedora kernel configuration all is fine. Now I am rebuilding the drm-intel-next tree with the patch and the Fedora configuration. Let's see if I did something stupid :) cheers, daniel