diff options
Diffstat (limited to 'drivers/media/dvb/frontends/ds3000.c')
| -rw-r--r-- | drivers/media/dvb/frontends/ds3000.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/ds3000.c b/drivers/media/dvb/frontends/ds3000.c index 993357383fd..3373890c092 100644 --- a/drivers/media/dvb/frontends/ds3000.c +++ b/drivers/media/dvb/frontends/ds3000.c @@ -509,6 +509,33 @@ static int ds3000_load_firmware(struct dvb_frontend *fe, return 0; } +static int ds3000_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) +{ + struct ds3000_state *state = fe->demodulator_priv; + u8 data; + + dprintk("%s(%d)\n", __func__, voltage); + + data = ds3000_readreg(state, 0xa2); + data |= 0x03; /* bit0 V/H, bit1 off/on */ + + switch (voltage) { + case SEC_VOLTAGE_18: + data &= ~0x03; + break; + case SEC_VOLTAGE_13: + data &= ~0x03; + data |= 0x01; + break; + case SEC_VOLTAGE_OFF: + break; + } + + ds3000_writereg(state, 0xa2, data); + + return 0; +} + static void ds3000_dump_registers(struct dvb_frontend *fe) { struct ds3000_state *state = fe->demodulator_priv; @@ -1255,6 +1282,18 @@ static int ds3000_tune(struct dvb_frontend *fe, ds3000_writereg(state, 0xfd, 0x42); ds3000_writereg(state, 0x08, 0x07);*/ + if (state->config->ci_mode) { + switch (c->delivery_system) { + case SYS_DVBS: + default: + ds3000_writereg(state, 0xfd, 0x80); + break; + case SYS_DVBS2: + ds3000_writereg(state, 0xfd, 0x01); + break; + } + } + /* ds3000 out of software reset */ ds3000_writereg(state, 0x00, 0x00); /* start ds3000 build-in uC */ @@ -1351,6 +1390,7 @@ static struct dvb_frontend_ops ds3000_ops = { .read_signal_strength = ds3000_read_signal_strength, .read_snr = ds3000_read_snr, .read_ucblocks = ds3000_read_ucblocks, + .set_voltage = ds3000_set_voltage, .set_tone = ds3000_set_tone, .diseqc_send_master_cmd = ds3000_send_diseqc_msg, .diseqc_send_burst = ds3000_diseqc_send_burst, |