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authorJiri Slaby <jirislaby@gmail.com>2009-06-18 16:49:18 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-19 16:46:08 -0700
commitd68412b6d1e8e5ed42d568330e598bd81914ccbd (patch)
tree749aab371027aaf4c2128def0cfca46dc6ddfa12 /include/linux/dma-mapping.h
parent8e20ce94ce378334dea83a83ab26253b851100a2 (diff)
downloadtalos-obmc-linux-d68412b6d1e8e5ed42d568330e598bd81914ccbd.tar.gz
talos-obmc-linux-d68412b6d1e8e5ed42d568330e598bd81914ccbd.zip
dma-mapping: mark DMA_nBITS_MASK as deprecated
Mark them deprecated so that out-of-tree developers get notified about this before their modules break when these macros are removed. Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Cc: Yang Hongyang <yanghy@cn.fujitsu.com> Acked-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/dma-mapping.h')
-rw-r--r--include/linux/dma-mapping.h26
1 files changed, 14 insertions, 12 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 8083b6a36a38..38f5608d2460 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -63,24 +63,26 @@ struct dma_map_ops {
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
+typedef u64 DMA_nnBIT_MASK __deprecated;
+
/*
* NOTE: do not use the below macros in new code and do not add new definitions
* here.
*
* Instead, just open-code DMA_BIT_MASK(n) within your driver
*/
-#define DMA_64BIT_MASK DMA_BIT_MASK(64)
-#define DMA_48BIT_MASK DMA_BIT_MASK(48)
-#define DMA_47BIT_MASK DMA_BIT_MASK(47)
-#define DMA_40BIT_MASK DMA_BIT_MASK(40)
-#define DMA_39BIT_MASK DMA_BIT_MASK(39)
-#define DMA_35BIT_MASK DMA_BIT_MASK(35)
-#define DMA_32BIT_MASK DMA_BIT_MASK(32)
-#define DMA_31BIT_MASK DMA_BIT_MASK(31)
-#define DMA_30BIT_MASK DMA_BIT_MASK(30)
-#define DMA_29BIT_MASK DMA_BIT_MASK(29)
-#define DMA_28BIT_MASK DMA_BIT_MASK(28)
-#define DMA_24BIT_MASK DMA_BIT_MASK(24)
+#define DMA_64BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(64)
+#define DMA_48BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(48)
+#define DMA_47BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(47)
+#define DMA_40BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(40)
+#define DMA_39BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(39)
+#define DMA_35BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(35)
+#define DMA_32BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(32)
+#define DMA_31BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(31)
+#define DMA_30BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(30)
+#define DMA_29BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(29)
+#define DMA_28BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(28)
+#define DMA_24BIT_MASK (DMA_nnBIT_MASK)DMA_BIT_MASK(24)
#define DMA_MASK_NONE 0x0ULL
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