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-rw-r--r--include/linux/dma-direct.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/dma-direct.h b/include/linux/dma-direct.h
index 2cc1b6558944..10e924b7cba7 100644
--- a/include/linux/dma-direct.h
+++ b/include/linux/dma-direct.h
@@ -29,4 +29,13 @@ static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
return addr + size - 1 <= *dev->dma_mask;
}
#endif /* !CONFIG_ARCH_HAS_PHYS_TO_DMA */
+
+#ifdef CONFIG_ARCH_HAS_DMA_MARK_CLEAN
+void dma_mark_clean(void *addr, size_t size);
+#else
+static inline void dma_mark_clean(void *addr, size_t size)
+{
+}
+#endif /* CONFIG_ARCH_HAS_DMA_MARK_CLEAN */
+
#endif /* _LINUX_DMA_DIRECT_H */