Comment 125 for bug 814325

(In reply to D B from comment #29)
> i would try this if someone could walk me through downloading, applying and
> installing this patch - i don't know what i'm doing here.

Long shot but if you're on debian or ubuntu you can install a new one from here http://kernel.ubuntu.com/~kernel-ppa/mainline/drm-intel-nightly/current/