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dma-mapping: mark DMA_nBITS_MASK as deprecated

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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>
This commit is contained in:
Jiri Slaby 2009-06-18 16:49:18 -07:00 committed by Linus Torvalds
parent 8e20ce94ce
commit d68412b6d1
1 changed files with 14 additions and 12 deletions
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26
include/linux/dma-mapping.h
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@ -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