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authorMatt Porter <mporter@kernel.crashing.org>2005-07-27 11:44:12 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-27 16:25:56 -0700
commit9f6a3d083729c76ced92106c259f0e6536a2eaea (patch)
tree4b0b7722eecc19d0e61b5cabb7a1928293028617
parent15ce2982c6bc41ccd7f2cbca63e024aa9044c000 (diff)
downloadop-kernel-dev-9f6a3d083729c76ced92106c259f0e6536a2eaea.zip
op-kernel-dev-9f6a3d083729c76ced92106c259f0e6536a2eaea.tar.gz
[PATCH] ppc32: fix dma_map_page() to use page_to_bus()
The following trivial patch changes dma_map_page() to use page_to_bus() instead of open-coding it (incorrectly in some cases). Signed-off-by: Eugene Surovegin <ebs@ebshome.net> Signed-off-by: Matt Porter <mporter@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--include/asm-ppc/dma-mapping.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-ppc/dma-mapping.h b/include/asm-ppc/dma-mapping.h
index 7f0487a..6f74f59 100644
--- a/include/asm-ppc/dma-mapping.h
+++ b/include/asm-ppc/dma-mapping.h
@@ -117,7 +117,7 @@ dma_map_page(struct device *dev, struct page *page,
__dma_sync_page(page, offset, size, direction);
- return (page - mem_map) * PAGE_SIZE + PCI_DRAM_OFFSET + offset;
+ return page_to_bus(page) + offset;
}
/* We do nothing. */
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