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>
diff --git a/drivers/isdn/gigaset/asyncdata.c b/drivers/isdn/gigaset/asyncdata.c
index e913beb..c5016bd 100644
--- a/drivers/isdn/gigaset/asyncdata.c
+++ b/drivers/isdn/gigaset/asyncdata.c
@@ -67,14 +67,14 @@
 			/* --v-- fall through --v-- */
 		case '\r':
 			/* end of message line, pass to response handler */
-			gig_dbg(DEBUG_TRANSCMD, "%s: End of Message (%d Bytes)",
-				__func__, cbytes);
 			if (cbytes >= MAX_RESP_SIZE) {
 				dev_warn(cs->dev, "response too large (%d)\n",
 					 cbytes);
 				cbytes = MAX_RESP_SIZE;
 			}
 			cs->cbytes = cbytes;
+			gigaset_dbg_buffer(DEBUG_TRANSCMD, "received response",
+					   cbytes, cs->respdata);
 			gigaset_handle_modem_response(cs);
 			cbytes = 0;