diff --git a/[refs] b/[refs]
index b0be9e327da7..d108ae6e4106 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 24c54f7757659cdab9089dbd416c58f0da1557b0
+refs/heads/master: a375e1dfefdb951e0591394ac1796d88a712877f
diff --git a/trunk/include/media/v4l2-subdev.h b/trunk/include/media/v4l2-subdev.h
index 2ecd7377153b..abf1a0e50333 100644
--- a/trunk/include/media/v4l2-subdev.h
+++ b/trunk/include/media/v4l2-subdev.h
@@ -274,6 +274,10 @@ struct v4l2_subdev_audio_ops {
    s_mbus_config: set a certain mediabus configuration. This operation is added
 	for compatibility with soc-camera drivers and should not be used by new
 	software.
+
+   s_rx_buffer: set a host allocated memory buffer for the subdev. The subdev
+	can adjust @size to a lower value and must not write more data to the
+	buffer starting at @data than the original value of @size.
  */
 struct v4l2_subdev_video_ops {
 	int (*s_routing)(struct v4l2_subdev *sd, u32 input, u32 output, u32 config);
@@ -327,6 +331,8 @@ struct v4l2_subdev_video_ops {
 			     struct v4l2_mbus_config *cfg);
 	int (*s_mbus_config)(struct v4l2_subdev *sd,
 			     const struct v4l2_mbus_config *cfg);
+	int (*s_rx_buffer)(struct v4l2_subdev *sd, void *buf,
+			   unsigned int *size);
 };
 
 /*