media: staging/cxd2099: fix debug message severity

Debug messages should go to KERN_DEBUG, thus change the slot_shutdown()
notice from dev_info() to dev_dbg().
Signed-off-by: Daniel Scheller <d.scheller@gmx.net>
Signed-off-by: Jasmin Jessich <jasmin@anw.at>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/staging/media/cxd2099/cxd2099.c

@@ -518,7 +518,7 @@ static int slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
 {
 	struct cxd *ci = ca->data;
 
-	dev_info(&ci->i2c->dev, "%s\n", __func__);
+	dev_dbg(&ci->i2c->dev, "%s\n", __func__);
 	if (ci->cammode)
 		read_data(ca, slot, ci->rbuf, 0);
 	mutex_lock(&ci->lock);