Nice, the boost in Doom3 seems to be around 37%. (Unfortunately since Mesa has serious problems with this particular game it only means that we go from 19 to 26 fps, but still..)
However, after I run any game in Wine the desktop (GNOME fallback so no GL compositing) fails to redraw and the following is logged:
(This seems to be an odd place to track these problems, should we file bugs on bugs.freedesktop.org instead?)
[ 150.686126] radeon 0000:01:00.0: evergreen_surface_check_linear_aligned:213 cb pitch 1728 invalid must be aligned with 128
[ 150.686130] radeon 0000:01:00.0: evergreen_cs_track_validate_cb:426 cb invalid (0x000000d7 0x00006f5f 0x00000890 0x01088168)
[ 150.686133] radeon 0000:01:00.0: evergreen_packet3_check:1918 invalid cmd stream 465
[ 150.686135] [drm:radeon_cs_ib_chunk] *ERROR* Invalid command stream !