gigaset: reduce syslog clutter

Improve readability of the Gigaset driver's kernel messages by
removing a few unnecessary messages and limiting the emission
of some debug messages more narrowly.

Impact: logging
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/isdn/gigaset/proc.c

@@ -48,8 +48,6 @@ static ssize_t set_cidmode(struct device *dev, struct device_attribute *attr,
 		mutex_unlock(&cs->mutex);
 		return -ENOMEM;
 	}
-
-	gig_dbg(DEBUG_CMD, "scheduling PROC_CIDMODE");
 	gigaset_schedule_event(cs);
 
 	wait_event(cs->waitqueue, !cs->waiting);