diff options
Diffstat (limited to 'drivers/media/dvb/frontends')
| -rw-r--r-- | drivers/media/dvb/frontends/cx24123.c | 98 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/cx24123.h | 9 |
2 files changed, 86 insertions, 21 deletions
diff --git a/drivers/media/dvb/frontends/cx24123.c b/drivers/media/dvb/frontends/cx24123.c index cfb7d2edd5a..3e230fc59ca 100644 --- a/drivers/media/dvb/frontends/cx24123.c +++ b/drivers/media/dvb/frontends/cx24123.c @@ -3,6 +3,8 @@ Copyright (C) 2005 Steven Toth <stoth@hauppauge.com> + Support for KWorld DVB-S 100 by Vadim Catana <skystar@moldova.cc> + This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or @@ -573,7 +575,8 @@ static int cx24123_initfe(struct dvb_frontend* fe) state->config->pll_init(fe); /* Configure the LNB for 14V */ - cx24123_writelnbreg(state, 0x0, 0x2a); + if (state->config->use_isl6421) + cx24123_writelnbreg(state, 0x0, 0x2a); return 0; } @@ -583,18 +586,49 @@ static int cx24123_set_voltage(struct dvb_frontend* fe, fe_sec_voltage_t voltage struct cx24123_state *state = fe->demodulator_priv; u8 val; - val = cx24123_readlnbreg(state, 0x0); + switch (state->config->use_isl6421) { - switch (voltage) { - case SEC_VOLTAGE_13: - return cx24123_writelnbreg(state, 0x0, val & 0x32); /* V 13v */ - case SEC_VOLTAGE_18: - return cx24123_writelnbreg(state, 0x0, val | 0x04); /* H 18v */ - case SEC_VOLTAGE_OFF: - return cx24123_writelnbreg(state, 0x0, val & 0x30); - default: - return -EINVAL; - }; + case 1: + + val = cx24123_readlnbreg(state, 0x0); + + switch (voltage) { + case SEC_VOLTAGE_13: + return cx24123_writelnbreg(state, 0x0, val & 0x32); /* V 13v */ + case SEC_VOLTAGE_18: + return cx24123_writelnbreg(state, 0x0, val | 0x04); /* H 18v */ + case SEC_VOLTAGE_OFF: + return cx24123_writelnbreg(state, 0x0, val & 0x30); + default: + return -EINVAL; + }; + + case 0: + + val = cx24123_readreg(state, 0x29); + + switch (voltage) { + case SEC_VOLTAGE_13: + dprintk("%s: setting voltage 13V\n", __FUNCTION__); + if (state->config->enable_lnb_voltage) + state->config->enable_lnb_voltage(fe, 1); + return cx24123_writereg(state, 0x29, val | 0x80); + case SEC_VOLTAGE_18: + dprintk("%s: setting voltage 18V\n", __FUNCTION__); + if (state->config->enable_lnb_voltage) + state->config->enable_lnb_voltage(fe, 1); + return cx24123_writereg(state, 0x29, val & 0x7f); + case SEC_VOLTAGE_OFF: + dprintk("%s: setting voltage off\n", __FUNCTION__); + if (state->config->enable_lnb_voltage) + state->config->enable_lnb_voltage(fe, 0); + return 0; + default: + return -EINVAL; + }; + } + + return 0; } static int cx24123_send_diseqc_msg(struct dvb_frontend* fe, @@ -729,17 +763,39 @@ static int cx24123_set_tone(struct dvb_frontend* fe, fe_sec_tone_mode_t tone) struct cx24123_state *state = fe->demodulator_priv; u8 val; - val = cx24123_readlnbreg(state, 0x0); + switch (state->config->use_isl6421) { + case 1: + + val = cx24123_readlnbreg(state, 0x0); - switch (tone) { - case SEC_TONE_ON: - return cx24123_writelnbreg(state, 0x0, val | 0x10); - case SEC_TONE_OFF: - return cx24123_writelnbreg(state, 0x0, val & 0x2f); - default: - printk("%s: CASE reached default with tone=%d\n", __FUNCTION__, tone); - return -EINVAL; + switch (tone) { + case SEC_TONE_ON: + return cx24123_writelnbreg(state, 0x0, val | 0x10); + case SEC_TONE_OFF: + return cx24123_writelnbreg(state, 0x0, val & 0x2f); + default: + printk("%s: CASE reached default with tone=%d\n", __FUNCTION__, tone); + return -EINVAL; + } + + case 0: + + val = cx24123_readreg(state, 0x29); + + switch (tone) { + case SEC_TONE_ON: + dprintk("%s: setting tone on\n", __FUNCTION__); + return cx24123_writereg(state, 0x29, val | 0x10); + case SEC_TONE_OFF: + dprintk("%s: setting tone off\n",__FUNCTION__); + return cx24123_writereg(state, 0x29, val & 0xef); + default: + printk("%s: CASE reached default with tone=%d\n", __FUNCTION__, tone); + return -EINVAL; + } } + + return 0; } static void cx24123_release(struct dvb_frontend* fe) diff --git a/drivers/media/dvb/frontends/cx24123.h b/drivers/media/dvb/frontends/cx24123.h index a6b85d51757..0c922b5e926 100644 --- a/drivers/media/dvb/frontends/cx24123.h +++ b/drivers/media/dvb/frontends/cx24123.h @@ -28,12 +28,21 @@ struct cx24123_config /* the demodulator's i2c address */ u8 demod_address; + /* + cards like Hauppauge Nova-S Plus/Nova-SE2 use an Intersil ISL6421 chip + for LNB control, while KWorld DVB-S 100 use the LNBDC and LNBTone bits + from register 0x29 of the CX24123 demodulator + */ + int use_isl6421; + /* PLL maintenance */ int (*pll_init)(struct dvb_frontend* fe); int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params); /* Need to set device param for start_dma */ int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured); + + void (*enable_lnb_voltage)(struct dvb_frontend* fe, int on); }; extern struct dvb_frontend* cx24123_attach(const struct cx24123_config* config, |