1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/media/video/bttvp.h b/drivers/media/video/bttvp.h
index 55759f698e02..dd00c20ab95e 100644
--- a/drivers/media/video/bttvp.h
+++ b/drivers/media/video/bttvp.h
@@ -73,6 +73,8 @@
 
 #define UNSET (-1U)
 
+#define clamp(x, low, high) min (max (low, x), high)
+
 /* ---------------------------------------------------------- */
 
 struct bttv_tvnorm {
@@ -88,6 +90,9 @@ struct bttv_tvnorm {
         u8    vbipack;
         u16   vtotal;
         int   sram;
+        /* ITU-R frame line number of the first VBI line we can
+           capture, of the first and second field. */
+        u16   vbistart[2];
 };
 extern const struct bttv_tvnorm bttv_tvnorms[];