diff options
| -rw-r--r-- | include/linux/dma-mapping.h | 12 | ||||
| -rw-r--r-- | kernel/dma/mapping.c | 11 |
2 files changed, 13 insertions, 10 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 0bbce52606c2..0f0078490df4 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -411,16 +411,8 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, #define dma_map_page(d, p, o, s, r) dma_map_page_attrs(d, p, o, s, r, 0) #define dma_unmap_page(d, a, s, r) dma_unmap_page_attrs(d, a, s, r, 0) -static inline void -dma_cache_sync(struct device *dev, void *vaddr, size_t size, - enum dma_data_direction dir) -{ - const struct dma_map_ops *ops = get_dma_ops(dev); - - BUG_ON(!valid_dma_direction(dir)); - if (ops->cache_sync) - ops->cache_sync(dev, vaddr, size, dir); -} +void dma_cache_sync(struct device *dev, void *vaddr, size_t size, + enum dma_data_direction dir); extern int dma_common_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, diff --git a/kernel/dma/mapping.c b/kernel/dma/mapping.c index 176ae3e08916..0b18cfbdde95 100644 --- a/kernel/dma/mapping.c +++ b/kernel/dma/mapping.c @@ -430,3 +430,14 @@ int dma_set_coherent_mask(struct device *dev, u64 mask) } EXPORT_SYMBOL(dma_set_coherent_mask); #endif + +void dma_cache_sync(struct device *dev, void *vaddr, size_t size, + enum dma_data_direction dir) +{ + const struct dma_map_ops *ops = get_dma_ops(dev); + + BUG_ON(!valid_dma_direction(dir)); + if (ops->cache_sync) + ops->cache_sync(dev, vaddr, size, dir); +} +EXPORT_SYMBOL(dma_cache_sync); |