You might also have a look at this bug: https://bugs.freedesktop.org/show_bug.cgi?id=10975
It is the same hardware and fails during suspend/resume. Could you take a look and see if your issue is the same as that one?
You might also have a look at this bug: /bugs.freedeskt op.org/ show_bug. cgi?id= 10975
https:/
It is the same hardware and fails during suspend/resume. Could you take a look and see if your issue is the same as that one?