diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index ccfc7c4..81f9d57 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -1127,6 +1127,7 @@
 	struct sdma_engine *sdma = sdmac->sdma;
 
 	if (sdmac->status == DMA_IN_PROGRESS)
+		sdma_enable_channel(sdma, sdmac->channel);
 }
 
 #define SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V1	34
diff --git a/drivers/dma/intel_mid_dma.c b/drivers/dma/intel_mid_dma.c
index d599d96..2449812 100644
--- a/drivers/dma/intel_mid_dma.c
+++ b/drivers/dma/intel_mid_dma.c
@@ -477,6 +477,7 @@
 						dma_cookie_t cookie,
 						struct dma_tx_state *txstate)
 {
+	struct intel_mid_dma_chan *midc = to_intel_mid_dma_chan(chan);
 	enum dma_status ret;
 
 	ret = dma_cookie_status(chan, cookie, txstate);
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c
index 145eda2..2c4476c 100644
--- a/drivers/dma/ioat/dma_v3.c
+++ b/drivers/dma/ioat/dma_v3.c
@@ -61,6 +61,7 @@
 #include <linux/dmaengine.h>
 #include <linux/dma-mapping.h>
 #include <linux/prefetch.h>
+#include "../dmaengine.h"
 #include "registers.h"
 #include "hw.h"
 #include "dma.h"
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
index 1f3a703..4499f88 100644
--- a/drivers/dma/iop-adma.c
+++ b/drivers/dma/iop-adma.c
@@ -894,6 +894,7 @@
 					struct dma_tx_state *txstate)
 {
 	struct iop_adma_chan *iop_chan = to_iop_adma_chan(chan);
+	int ret;
 
 	ret = dma_cookie_status(chan, cookie, txstate);
 	if (ret == DMA_SUCCESS)
diff --git a/drivers/dma/sirf-dma.c b/drivers/dma/sirf-dma.c
index a2cde85..45ba352 100644
--- a/drivers/dma/sirf-dma.c
+++ b/drivers/dma/sirf-dma.c
@@ -18,6 +18,8 @@
 #include <linux/of_platform.h>
 #include <linux/sirfsoc_dma.h>
 
+#include "dmaengine.h"
+
 #define SIRFSOC_DMA_DESCRIPTORS                 16
 #define SIRFSOC_DMA_CHANNELS                    16
 
diff --git a/drivers/dma/timb_dma.c b/drivers/dma/timb_dma.c
index 7805996..d408c22 100644
--- a/drivers/dma/timb_dma.c
+++ b/drivers/dma/timb_dma.c
@@ -510,17 +510,13 @@
 static enum dma_status td_tx_status(struct dma_chan *chan, dma_cookie_t cookie,
 				    struct dma_tx_state *txstate)
 {
-	struct timb_dma_chan *td_chan =
-		container_of(chan, struct timb_dma_chan, chan);
 	enum dma_status ret;
 
 	dev_dbg(chan2dev(chan), "%s: Entry\n", __func__);
 
 	ret = dma_cookie_status(chan, cookie, txstate);
 
-	dev_dbg(chan2dev(chan),
-		"%s: exit, ret: %d, last_complete: %d, last_used: %d\n",
-		__func__, ret, last_complete, last_used);
+	dev_dbg(chan2dev(chan), "%s: exit, ret: %d\n", 	__func__, ret);
 
 	return ret;
 }