From: Becky Bruce Date: Thu, 14 May 2009 12:42:28 +0000 (+0000) Subject: powerpc: Add support for swiotlb on 32-bit X-Git-Tag: v2.6.31-rc1~331^2~3 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ec3cf2ece22a8ede7478bf38e2a818986322662b;p=pandora-kernel.git powerpc: Add support for swiotlb on 32-bit This patch includes the basic infrastructure to use swiotlb bounce buffering on 32-bit powerpc. It is not yet enabled on any platforms. Probably the most interesting bit is the addition of addr_needs_map to dma_ops - we need this as a dma_op because the decision of whether or not an addr can be mapped by a device is device-specific. Signed-off-by: Becky Bruce Acked-by: Kumar Gala Signed-off-by: Benjamin Herrenschmidt --- Reading git-diff-tree failed