[PATCH] dvb: dst: fix tuning problem

Fix tuning failure for 200103A, 200103A failed to tune to low band due to
wrong tone setting on the 200103A.
Signed-off-by: NSteffen Motzer <motzersn@tlink.de>
Signed-off-by: NManu Abraham <manu@kromtek.com>
Signed-off-by: NJohannes Stezenbach <js@linuxtv.org>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

drivers/media/dvb/bt8xx/dst.c

@@ -1147,7 +1147,11 @@ static int dst_set_tone(struct dvb_frontend* fe, fe_sec_tone_mode_t tone)
 
 	switch (tone) {
 		case SEC_TONE_OFF:
-			state->tx_tuna[2] = 0xff;
+			if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
+			    state->tx_tuna[2] = 0x00;
+			else
+			    state->tx_tuna[2] = 0xff;
+
 			break;
 
 		case SEC_TONE_ON: