video: Fix typo in drivers/video

Correct spelling typo in debug messages and comments
within drivers/video.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/video/bfin_adv7393fb.c b/drivers/video/bfin_adv7393fb.c
index 1a268a2..633e9fe 100644
--- a/drivers/video/bfin_adv7393fb.c
+++ b/drivers/video/bfin_adv7393fb.c
@@ -58,7 +58,7 @@
  */
 
 static struct bfin_adv7393_fb_par {
-	/* structure holding blackfin / adv7393 paramters when
+	/* structure holding blackfin / adv7393 parameters when
 	   screen is blanked */
 	struct {
 		u8 Mode;	/* ntsc/pal/? */