Disable FBC as done for 3.3 or try the Color BLT w/a http://cgit.freedesktop.org/~danvet/drm/commit/?h=for-chainsaw&id=b9cc0560cc47eb52d2e4f9d820f3ebdcb8d0a83e
Disable FBC as done for 3.3 or try the Color BLT w/a http:// cgit.freedeskto p.org/~ danvet/ drm/commit/ ?h=for- chainsaw& id=b9cc0560cc47 eb52d2e4f9d820f 3ebdcb8d0a83e