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Diffstat (limited to 'include/media/v4l2-common.h')
-rw-r--r--include/media/v4l2-common.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index d4030a7e16e..11728daf009 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -160,7 +160,8 @@ struct msp_matrix {
/* Used to generate VBI signals on a video signal. v4l2_sliced_vbi_data is
filled with the data packets that should be output. Note that if you set
- the line field to 0, then that VBI signal is disabled. */
+ the line field to 0, then that VBI signal is disabled. If no
+ valid VBI data was found, then the type field is set to 0 on return. */
#define VIDIOC_INT_S_VBI_DATA _IOW ('d', 105, struct v4l2_sliced_vbi_data)
/* Used to obtain the sliced VBI packet from a readback register. Not all