diff options
| -rw-r--r-- | drivers/media/dvb/frontends/cx24123.c | 7 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/cx24123.h | 3 | ||||
| -rw-r--r-- | drivers/media/video/cx88/cx88-dvb.c | 1 |
3 files changed, 11 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/cx24123.c b/drivers/media/dvb/frontends/cx24123.c index f77b2d59955c..62d69a6ea699 100644 --- a/drivers/media/dvb/frontends/cx24123.c +++ b/drivers/media/dvb/frontends/cx24123.c @@ -661,6 +661,10 @@ static int cx24123_initfe(struct dvb_frontend* fe) for (i = 0; i < sizeof(cx24123_regdata) / sizeof(cx24123_regdata[0]); i++) cx24123_writereg(state, cx24123_regdata[i].reg, cx24123_regdata[i].data); + /* Set the LNB polarity */ + if(state->config->lnb_polarity) + cx24123_writereg(state, 0x32, cx24123_readreg(state, 0x32) | 0x02); + return 0; } @@ -678,6 +682,9 @@ static int cx24123_set_voltage(struct dvb_frontend* fe, fe_sec_voltage_t voltage case SEC_VOLTAGE_18: dprintk("%s: setting voltage 18V\n", __FUNCTION__); return cx24123_writereg(state, 0x29, val | 0x80); + case SEC_VOLTAGE_OFF: + /* already handled in cx88-dvb */ + return 0; default: return -EINVAL; }; diff --git a/drivers/media/dvb/frontends/cx24123.h b/drivers/media/dvb/frontends/cx24123.h index 6a8cb4c41adf..57a1dae1dc40 100644 --- a/drivers/media/dvb/frontends/cx24123.h +++ b/drivers/media/dvb/frontends/cx24123.h @@ -30,6 +30,9 @@ struct cx24123_config /* Need to set device param for start_dma */ int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured); + + /* 0 = LNB voltage normal, 1 = LNB voltage inverted */ + int lnb_polarity; }; #if defined(CONFIG_DVB_CX24123) || defined(CONFIG_DVB_CX24123_MODULE) diff --git a/drivers/media/video/cx88/cx88-dvb.c b/drivers/media/video/cx88/cx88-dvb.c index ebbf54077132..0771acbed74d 100644 --- a/drivers/media/video/cx88/cx88-dvb.c +++ b/drivers/media/video/cx88/cx88-dvb.c @@ -498,6 +498,7 @@ static struct cx24123_config hauppauge_novas_config = { static struct cx24123_config kworld_dvbs_100_config = { .demod_address = 0x15, .set_ts_params = cx24123_set_ts_param, + .lnb_polarity = 1, }; static int dvb_register(struct cx8802_dev *dev) |