diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile
index b3839b687ae033841f04baa7193ec3c24dd2b05b..77bee99df02a1fc162f8811b63d93e493c7b47d1 100644
--- a/drivers/dma/Makefile
+++ b/drivers/dma/Makefile
@@ -1,4 +1,5 @@
 obj-$(CONFIG_DMA_ENGINE) += dmaengine.o
 obj-$(CONFIG_NET_DMA) += iovlock.o
 obj-$(CONFIG_INTEL_IOATDMA) += ioatdma.o
+ioatdma-objs := ioat_dma.o
 obj-$(CONFIG_INTEL_IOP_ADMA) += iop-adma.o
diff --git a/drivers/dma/ioatdma.c b/drivers/dma/ioat_dma.c
similarity index 99%
rename from drivers/dma/ioatdma.c
rename to drivers/dma/ioat_dma.c
index fdc8588041b0a98c8478e3751a803d9e08ce7cfb..f0be71cf1eee7de8e8c3297672c3def64aeb751f 100644
--- a/drivers/dma/ioatdma.c
+++ b/drivers/dma/ioat_dma.c
@@ -141,7 +141,7 @@ ioat_tx_submit(struct dma_async_tx_descriptor *tx)
 	if (append)
 		writeb(IOAT_CHANCMD_APPEND,
 			ioat_chan->reg_base + IOAT_CHANCMD_OFFSET);
-	
+
 	return cookie;
 }