diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 6d34ce91036ca872bdfe5501a5c569ba522c5439..b7724a5d466176167e7c0c3a2d2cd00906fefd90 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -279,6 +279,9 @@ enum dma_slave_buswidth {
 	DMA_SLAVE_BUSWIDTH_3_BYTES = 3,
 	DMA_SLAVE_BUSWIDTH_4_BYTES = 4,
 	DMA_SLAVE_BUSWIDTH_8_BYTES = 8,
+	DMA_SLAVE_BUSWIDTH_16_BYTES = 16,
+	DMA_SLAVE_BUSWIDTH_32_BYTES = 32,
+	DMA_SLAVE_BUSWIDTH_64_BYTES = 64,
 };
 
 /**