On Mon, Aug 29, 2016 at 10:24:38AM +0300, Jani Nikula wrote: > If it's an Iybridge, there's no low vswing, and that explanation is > false. You can verify by trying i915.edp_vswing=1 or i915.edp_vswing=2 > on an unpatched kernel. CC'ed Martin who filed the bz, he can reproduce too https://bugzilla.kernel.org/show_bug.cgi?id=151731 Since you can reproduce would you have the time to test the two above options on stock 4.7.x/4.8-rc and help tracking this down? I'm afraid I won't be able to test it today and I'll be mostly offline for a week starting tomorrow. Thanks, Andrea _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel