diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index d3201e4..8cd0e25 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -974,6 +974,7 @@
 enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx);
 void dma_issue_pending_all(void);
 struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param);
+struct dma_chan *dma_request_slave_channel(struct device *dev, char *name);
 void dma_release_channel(struct dma_chan *chan);
 #else
 static inline enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx)
@@ -988,6 +989,11 @@
 {
 	return NULL;
 }
+static inline struct dma_chan *dma_request_slave_channel(struct device *dev,
+							 char *name)
+{
+	return NULL
+}
 static inline void dma_release_channel(struct dma_chan *chan)
 {
 }