https://bugs.freedesktop.org/show_bug.cgi?id=33309
--- Comment #15 from Daniel Vetter daniel@ffwll.ch 2012-03-26 13:40:43 PDT ---
--- Comment #14 from stefan fdo.12.bendus@xoxy.net 2012-03-26 13:17:45 PDT --- Hi Daniel, I believe I'm also bitten by this bug and I'd like to test your patch. Unfortunately, MI_WRITE_NOPID_REG is not defined in the newest kernels and I couldn't find any reference. If you could update your patch with its definition, I can give it a go.
Just add #define MI_WRITE_NOPID_REG (1 << 22) somewhere. Yours, Daniel