Upstream patch:
http://cgit.freedesktop.org/xorg/driver/xf86-video-ati/commit/?id=e68d3a3890fc81c51f2006b5548da1e8756ad2fd
Upstream patch:
http:// cgit.freedeskto p.org/xorg/ driver/ xf86-video- ati/commit/ ?id=e68d3a3890f c81c51f2006b554 8da1e8756ad2fd