V4L/DVB: v4l2: add core serialization lock

[pandora-kernel.git] / include / media / v4l2-dev.h

diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index ba236ff..15802a0 100644 (file)
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -94,6 +94,9 @@ struct video_device
 
        /* ioctl callbacks */
        const struct v4l2_ioctl_ops *ioctl_ops;
+
+       /* serialization lock */
+       struct mutex *lock;
 };
 
 /* dev to video-device */