https://bugs.freedesktop.org/show_bug.cgi?id=73530
--- Comment #83 from Alex Deucher alexdeucher@gmail.com --- Created attachment 115699 --> https://bugs.freedesktop.org/attachment.cgi?id=115699&action=edit possible fix
Is the dpcd information always wrong or just sometimes? If it's always wrong, the attached patch might help. If it's only sometimes wrong, we probably need to figure out under what conditions it's wrong.