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-rw-r--r--include/linux/dma-mapping.h12
-rw-r--r--kernel/dma/mapping.c11
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);