diff options
Diffstat (limited to 'include/asm-x86/dma-mapping.h')
-rw-r--r-- | include/asm-x86/dma-mapping.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h index 09011546a48..6e7747a23e5 100644 --- a/include/asm-x86/dma-mapping.h +++ b/include/asm-x86/dma-mapping.h @@ -82,4 +82,13 @@ dma_map_sg(struct device *hwdev, struct scatterlist *sg, BUG_ON(!valid_dma_direction(direction)); return dma_ops->map_sg(hwdev, sg, nents, direction); } + +static inline void +dma_unmap_sg(struct device *hwdev, struct scatterlist *sg, int nents, + int direction) +{ + BUG_ON(!valid_dma_direction(direction)); + if (dma_ops->unmap_sg) + dma_ops->unmap_sg(hwdev, sg, nents, direction); +} #endif |