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path: root/drivers/media/dvb/frontends/m88rs2000.c
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Diffstat (limited to 'drivers/media/dvb/frontends/m88rs2000.c')
-rw-r--r--drivers/media/dvb/frontends/m88rs2000.c29
1 files changed, 22 insertions, 7 deletions
diff --git a/drivers/media/dvb/frontends/m88rs2000.c b/drivers/media/dvb/frontends/m88rs2000.c
index 045ee5a6f7ae..312588e84dae 100644
--- a/drivers/media/dvb/frontends/m88rs2000.c
+++ b/drivers/media/dvb/frontends/m88rs2000.c
@@ -416,9 +416,25 @@ static int m88rs2000_tab_set(struct m88rs2000_state *state,
static int m88rs2000_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t volt)
{
- deb_info("%s: %s\n", __func__,
- volt == SEC_VOLTAGE_13 ? "SEC_VOLTAGE_13" :
- volt == SEC_VOLTAGE_18 ? "SEC_VOLTAGE_18" : "??");
+ struct m88rs2000_state *state = fe->demodulator_priv;
+ u8 data;
+
+ data = m88rs2000_demod_read(state, 0xb2);
+ data |= 0x03; /* bit0 V/H, bit1 off/on */
+
+ switch (volt) {
+ case SEC_VOLTAGE_18:
+ data &= ~0x03;
+ break;
+ case SEC_VOLTAGE_13:
+ data &= ~0x03;
+ data |= 0x01;
+ break;
+ case SEC_VOLTAGE_OFF:
+ break;
+ }
+
+ m88rs2000_demod_write(state, 0xb2, data);
return 0;
}
@@ -654,7 +670,6 @@ static int m88rs2000_set_tuner(struct dvb_frontend *fe, u16 *offset)
static int m88rs2000_set_fec(struct m88rs2000_state *state,
fe_code_rate_t fec)
{
- int ret;
u16 fec_set;
switch (fec) {
/* This is not confirmed kept for reference */
@@ -677,7 +692,7 @@ static int m88rs2000_set_fec(struct m88rs2000_state *state,
default:
fec_set = 0x08;
}
- ret = m88rs2000_demod_write(state, 0x76, fec_set);
+ m88rs2000_demod_write(state, 0x76, fec_set);
return 0;
}
@@ -772,13 +787,13 @@ static int m88rs2000_set_frontend(struct dvb_frontend *fe)
return -ENODEV;
for (i = 0; i < 25; i++) {
- u8 reg = m88rs2000_demod_read(state, 0x8c);
+ reg = m88rs2000_demod_read(state, 0x8c);
if ((reg & 0x7) == 0x7) {
status = FE_HAS_LOCK;
break;
}
state->no_lock_count++;
- if (state->no_lock_count > 15) {
+ if (state->no_lock_count == 15) {
reg = m88rs2000_demod_read(state, 0x70);
reg ^= 0x4;
m88rs2000_demod_write(state, 0x70, reg);