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use DMA_BIT_MASK instead of inline constant

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Use DMA_BIT_MASK(24) instead of 0x00ffffff in DMA-mapping.txt

Signed-off-by: Marin Mitov <mitov@issp.bas.bg>
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Marin Mitov 2009-12-06 18:30:44 -08:00 committed by Linus Torvalds
parent 472c06441a
commit 038f7d0027
1 changed files with 1 additions and 1 deletions
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2
Documentation/DMA-mapping.txt
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@ -214,7 +214,7 @@ most specific mask.
Here is pseudo-code showing how this might be done: Here is pseudo-code showing how this might be done:
#define PLAYBACK_ADDRESS_BITS DMA_BIT_MASK(32) #define PLAYBACK_ADDRESS_BITS DMA_BIT_MASK(32)
#define RECORD_ADDRESS_BITS 0x00ffffff #define RECORD_ADDRESS_BITS DMA_BIT_MASK(24)
struct my_sound_card *card; struct my_sound_card *card;
struct pci_dev *pdev; struct pci_dev *pdev;