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-rw-r--r--include/media/v4l2-dev.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index 2dee93892ea2..bebe44b03e0f 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -32,6 +32,7 @@ struct v4l2_device;
Drivers can clear this flag if they want to block all future
device access. It is cleared by video_unregister_device. */
#define V4L2_FL_REGISTERED (0)
+#define V4L2_FL_USES_V4L2_FH (1)
struct v4l2_file_operations {
struct module *owner;
@@ -77,6 +78,10 @@ struct video_device
/* attribute to differentiate multiple indices on one physical device */
int index;
+ /* V4L2 file handles */
+ spinlock_t fh_lock; /* Lock for all v4l2_fhs */
+ struct list_head fh_list; /* List of struct v4l2_fh */
+
int debug; /* Activates debug level*/
/* Video standard vars */