V4L/DVB (13336): stv0900: config definition for single/dual mode

Signed-off-by: Igor M. Liplianin <liplianin@netup.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/frontends/stv0900.h b/drivers/media/dvb/frontends/stv0900.h
index bf4e9b6..446bdfc 100644
--- a/drivers/media/dvb/frontends/stv0900.h
+++ b/drivers/media/dvb/frontends/stv0900.h
@@ -36,6 +36,7 @@
 
 struct stv0900_config {
 	u8 demod_address;
+	u8 demod_mode;
 	u32 xtal;
 	u8 clkmode;/* 0 for CLKI,  2 for XTALI */
 
diff --git a/drivers/media/dvb/frontends/stv0900_core.c b/drivers/media/dvb/frontends/stv0900_core.c
index 4729be7..c8c72f5 100644
--- a/drivers/media/dvb/frontends/stv0900_core.c
+++ b/drivers/media/dvb/frontends/stv0900_core.c
@@ -1400,7 +1400,7 @@
 
 	dprintk("%s\n", __func__);
 
-	if (temp_int != NULL) {
+	if ((temp_int != NULL) && (p_init->demod_mode == STV0900_DUAL)) {
 		state->internal = temp_int->internal;
 		(state->internal->dmds_used)++;
 		dprintk("%s: Find Internal Structure!\n", __func__);
@@ -1972,7 +1972,7 @@
 	case 0:
 	case 1:
 		init_params.dmd_ref_clk  	= config->xtal;
-		init_params.demod_mode		= STV0900_DUAL;
+		init_params.demod_mode		= config->demod_mode;
 		init_params.rolloff		= STV0900_35;
 		init_params.path1_ts_clock	= config->path1_mode;
 		init_params.tun1_maddress	= config->tun1_maddress;
diff --git a/drivers/media/video/cx23885/cx23885-dvb.c b/drivers/media/video/cx23885/cx23885-dvb.c
index 305f471..44e5fad 100644
--- a/drivers/media/video/cx23885/cx23885-dvb.c
+++ b/drivers/media/video/cx23885/cx23885-dvb.c
@@ -400,6 +400,7 @@
 
 static struct stv0900_config netup_stv0900_config = {
 	.demod_address = 0x68,
+	.demod_mode = 1, /* dual */
 	.xtal = 8000000,
 	.clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
 	.diseqc_mode = 2,/* 2/3 PWM */