diff options
| -rw-r--r-- | include/asm-sh64/dma-mapping.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/include/asm-sh64/dma-mapping.h b/include/asm-sh64/dma-mapping.h index 1438b763a5ea..18f8dd642ac5 100644 --- a/include/asm-sh64/dma-mapping.h +++ b/include/asm-sh64/dma-mapping.h @@ -42,8 +42,9 @@ static inline void dma_free_coherent(struct device *dev, size_t size, static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction dir) { - unsigned long s = (unsigned long) vaddr & L1_CACHE_ALIGN_MASK; - unsigned long e = (vaddr + size) & L1_CACHE_ALIGN_MASK; + unsigned long start = (unsigned long) vaddr; + unsigned long s = start & L1_CACHE_ALIGN_MASK; + unsigned long e = (start + size) & L1_CACHE_ALIGN_MASK; for (; s <= e; s += L1_CACHE_BYTES) asm volatile ("ocbp %0, 0" : : "r" (s)); |