These patches remove redundant DMA_..BIT_MASK definitions across two drivers. In this version of the patches, the computation of the majority of the bitmasks is done by the compiler.
Signed-off-by: Borislav Petkov <[EMAIL PROTECTED]> Cc: Jeremy Fitzhardinge <[EMAIL PROTECTED]> Cc: Muli Ben-Yehuda <[EMAIL PROTECTED]> --- 23-rc6/include/linux/dma-mapping.h | 23 +++++++++++++---------- 1 file changed, 13 insertions(+), 10 deletions(-) Index: b/23-rc6/include/linux/dma-mapping.h =================================================================== --- a/23-rc6/include/linux/dma-mapping.h 2007-09-17 17:48:20.000000000 +0200 +++ b/23-rc6/include/linux/dma-mapping.h 2007-09-18 08:11:19.000000000 +0200 @@ -13,16 +13,19 @@ DMA_NONE = 3, }; -#define DMA_64BIT_MASK 0xffffffffffffffffULL -#define DMA_48BIT_MASK 0x0000ffffffffffffULL -#define DMA_40BIT_MASK 0x000000ffffffffffULL -#define DMA_39BIT_MASK 0x0000007fffffffffULL -#define DMA_32BIT_MASK 0x00000000ffffffffULL -#define DMA_31BIT_MASK 0x000000007fffffffULL -#define DMA_30BIT_MASK 0x000000003fffffffULL -#define DMA_29BIT_MASK 0x000000001fffffffULL -#define DMA_28BIT_MASK 0x000000000fffffffULL -#define DMA_24BIT_MASK 0x0000000000ffffffULL +#define DMA_BIT_MASK(n) ((1ULL<<(n))-1) + +#define DMA_64BIT_MASK ~0ULL +#define DMA_48BIT_MASK DMA_BIT_MASK(48) +#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) static inline int valid_dma_direction(int dma_direction) { -- Regards/Gruß, Boris. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/