dbf1d89055c3e803ec01f0f
author Luke Browning <lukebrowning@us.ibm.com> 1212093970 -0300
committer Jeremy Kerr <jk@ozlabs.org> 1213590899 +1000

powerpc/spufs: wait for stable spu status in spu_stopped()

If the spu is stopping (ie, the SPU_STATUS_RUNNING bit is still set),
re-read the register to get the final stopped value.

Signed-off-by: Luke Browning <lukebrowning@us.ibm.com>
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
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