diff options
Diffstat (limited to 'include/asm-sparc64/dma.h')
-rw-r--r-- | include/asm-sparc64/dma.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-sparc64/dma.h b/include/asm-sparc64/dma.h index 9bab4ebca..4f0b0baf2 100644 --- a/include/asm-sparc64/dma.h +++ b/include/asm-sparc64/dma.h @@ -218,4 +218,10 @@ extern int isa_dma_bridge_buggy; #define isa_dma_bridge_buggy (0) #endif +/* We support dynamic DMA remapping and adjacent SG entries + * which have addresses modulo DMA_CHUNK_SIZE will be merged + * by dma_prepare_sg(). + */ +#define DMA_CHUNK_SIZE 8192 + #endif /* !(_ASM_SPARC64_DMA_H) */ |