diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index c3526d0258f8d2e60bf83bcb3de7ea3fc7f49d91..035a58d1aaa47e4658fd06a4140ed9a9fcf9bb8d 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -3275,6 +3275,7 @@ static int bttv_open(struct inode *inode, struct file *file)
 			    sizeof(struct bttv_buffer),
 			    fh);
 	set_tvnorm(btv,btv->tvnorm);
+	set_input(btv, btv->input, btv->tvnorm);
 
 	btv->users++;
 
@@ -3336,6 +3337,10 @@ static int bttv_release(struct inode *inode, struct file *file)
 
 	btv->users--;
 	bttv_field_count(btv);
+
+	if (!btv->users)
+		audio_mute(btv, 1);
+
 	return 0;
 }