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Diffstat (limited to 'include/linux/dmaengine.h')
-rw-r--r--include/linux/dmaengine.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 7e640bf27d2d..715babf4bffe 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -18,8 +18,8 @@
* The full GNU General Public License is included in this distribution in the
* file called COPYING.
*/
-#ifndef DMAENGINE_H
-#define DMAENGINE_H
+#ifndef LINUX_DMAENGINE_H
+#define LINUX_DMAENGINE_H
#include <linux/device.h>
#include <linux/uio.h>
@@ -258,6 +258,7 @@ struct dma_chan_percpu {
* struct dma_chan - devices supply DMA channels, clients use them
* @device: ptr to the dma device who supplies this channel, always !%NULL
* @cookie: last cookie value returned to client
+ * @completed_cookie: last completed cookie for this channel
* @chan_id: channel ID for sysfs
* @dev: class device for sysfs
* @device_node: used to add this to the device chan list
@@ -269,6 +270,7 @@ struct dma_chan_percpu {
struct dma_chan {
struct dma_device *device;
dma_cookie_t cookie;
+ dma_cookie_t completed_cookie;
/* sysfs */
int chan_id;