commit d8b5a8e449a08a1a87170144a42d0a0b167bcad6
author Oliver Endriss <o.endriss@gmx.de> Sun Jan 10 15:40:28 2010 -0300
committer Mauro Carvalho Chehab <mchehab@redhat.com> Fri Feb 26 15:10:38 2010 -0300
tree 0ffbcd5c8f7f46a8c50b56dcf2660a9fff9975d0
parent 41894b97009adcabc51c6a4943045fd944c46236

V4L/DVB (13988): [STV090x] Configuration parameters adc1_range, adc2_range, tuner_bbgain

Add parameters adc1_range, adc2_range and tuner_bbgain to the config struct.
Defaults: adc1_range = adc2_range = 2Vpp, tuner_bbgain = 10db

Signed-off-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Manu Abraham <abraham.manu@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/frontends/stv090x.c

diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c
index a5bae40..e1d4647 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -3237,7 +3237,10 @@
 		goto err;
 
 	if (state->config->tuner_set_bbgain) {
-		if (state->config->tuner_set_bbgain(fe, 10) < 0) /* 10dB */
+		reg = state->config->tuner_bbgain;
+		if (reg == 0)
+			reg = 10; /* default: 10dB */
+		if (state->config->tuner_set_bbgain(fe, reg) < 0)
 			goto err_gateoff;
 	}
 
@@ -4446,6 +4449,20 @@
 			state->internal->dev_ver);
 	}
 
+	/* ADC1 range */
+	reg = stv090x_read_reg(state, STV090x_TSTTNR1);
+	STV090x_SETFIELD(reg, ADC1_INMODE_FIELD,
+		(config->adc1_range == STV090x_ADC_1Vpp) ? 0 : 1);
+	if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0)
+		goto err;
+
+	/* ADC2 range */
+	reg = stv090x_read_reg(state, STV090x_TSTTNR3);
+	STV090x_SETFIELD(reg, ADC2_INMODE_FIELD,
+		(config->adc2_range == STV090x_ADC_1Vpp) ? 0 : 1);
+	if (stv090x_write_reg(state, STV090x_TSTTNR3, reg) < 0)
+		goto err;
+
 	if (stv090x_write_reg(state, STV090x_TSTRES0, 0x80) < 0)
 		goto err;
 	if (stv090x_write_reg(state, STV090x_TSTRES0, 0x00) < 0)