1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 7ea9184eaa13..c47c68e535e8 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -645,6 +645,7 @@ enum dmaengine_alignment {
  *      The function takes a buffer of size buf_len. The callback function will
  *      be called after period_len bytes have been transferred.
  * @device_prep_interleaved_dma: Transfer expression in a generic way.
+ * @device_prep_dma_imm_data: DMA's 8 byte immediate data to the dst address
  * @device_config: Pushes a new configuration to a channel, return 0 or an error
  *      code
  * @device_pause: Pauses any transfer happening on a channel. Returns
@@ -727,6 +728,9 @@ struct dma_device {
         struct dma_async_tx_descriptor *(*device_prep_interleaved_dma)(
                 struct dma_chan *chan, struct dma_interleaved_template *xt,
                 unsigned long flags);
+        struct dma_async_tx_descriptor *(*device_prep_dma_imm_data)(
+                struct dma_chan *chan, dma_addr_t dst, u64 data,
+                unsigned long flags);
 
         int (*device_config)(struct dma_chan *chan,
                              struct dma_slave_config *config);