I've been able to reproduce the problem with an AST2300 test system.
The attached patch fixes the problem for me. Can you please test and
report on the results?
On pure -rc2 without previous patches applied.
--
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstrasse 146, 90461 Nuernberg, Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman
HRB 36809 (AG Nuernberg)