powerpc: Fix a build problem on ppc32 with new DMA_ATTRs

The new dma_attrs support must only be enabled for 64 bits as it's not
been implemented for 32 bits yet.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Takashi Iwai 2008-07-16 02:20:11 +02:00 • committed by Benjamin Herrenschmidt
commit 7ff86b0317