diff options
Diffstat (limited to 'drivers/media/dvb')
-rw-r--r-- | drivers/media/dvb/frontends/stb6100_proc.h | 138 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/stv0900.h | 2 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/stv0900_core.c | 3 |
3 files changed, 143 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/stb6100_proc.h b/drivers/media/dvb/frontends/stb6100_proc.h new file mode 100644 index 000000000000..112163a48622 --- /dev/null +++ b/drivers/media/dvb/frontends/stb6100_proc.h @@ -0,0 +1,138 @@ +/* + STB6100 Silicon Tuner wrapper + Copyright (C)2009 Igor M. Liplianin (liplianin@me.by) + + 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 + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +static int stb6100_get_freq(struct dvb_frontend *fe, u32 *frequency) +{ + struct dvb_frontend_ops *frontend_ops = NULL; + struct dvb_tuner_ops *tuner_ops = NULL; + struct tuner_state state; + int err = 0; + + if (&fe->ops) + frontend_ops = &fe->ops; + if (&frontend_ops->tuner_ops) + tuner_ops = &frontend_ops->tuner_ops; + if (tuner_ops->get_state) { + if (frontend_ops->i2c_gate_ctrl) + frontend_ops->i2c_gate_ctrl(fe, 1); + + err = tuner_ops->get_state(fe, DVBFE_TUNER_FREQUENCY, &state); + if (err < 0) { + printk(KERN_ERR "%s: Invalid parameter\n", __func__); + return err; + } + + if (frontend_ops->i2c_gate_ctrl) + frontend_ops->i2c_gate_ctrl(fe, 0); + + *frequency = state.frequency; + } + + return 0; +} + +static int stb6100_set_freq(struct dvb_frontend *fe, u32 frequency) +{ + struct dvb_frontend_ops *frontend_ops = NULL; + struct dvb_tuner_ops *tuner_ops = NULL; + struct tuner_state state; + int err = 0; + + state.frequency = frequency; + if (&fe->ops) + frontend_ops = &fe->ops; + if (&frontend_ops->tuner_ops) + tuner_ops = &frontend_ops->tuner_ops; + if (tuner_ops->set_state) { + if (frontend_ops->i2c_gate_ctrl) + frontend_ops->i2c_gate_ctrl(fe, 1); + + err = tuner_ops->set_state(fe, DVBFE_TUNER_FREQUENCY, &state); + if (err < 0) { + printk(KERN_ERR "%s: Invalid parameter\n", __func__); + return err; + } + + if (frontend_ops->i2c_gate_ctrl) + frontend_ops->i2c_gate_ctrl(fe, 0); + + } + + return 0; +} + +static int stb6100_get_bandw(struct dvb_frontend *fe, u32 *bandwidth) +{ + struct dvb_frontend_ops *frontend_ops = NULL; + struct dvb_tuner_ops *tuner_ops = NULL; + struct tuner_state state; + int err = 0; + + if (&fe->ops) + frontend_ops = &fe->ops; + if (&frontend_ops->tuner_ops) + tuner_ops = &frontend_ops->tuner_ops; + if (tuner_ops->get_state) { + if (frontend_ops->i2c_gate_ctrl) + frontend_ops->i2c_gate_ctrl(fe, 1); + + err = tuner_ops->get_state(fe, DVBFE_TUNER_BANDWIDTH, &state); + if (err < 0) { + printk(KERN_ERR "%s: Invalid parameter\n", __func__); + return err; + } + + if (frontend_ops->i2c_gate_ctrl) + frontend_ops->i2c_gate_ctrl(fe, 0); + + *bandwidth = state.bandwidth; + } + + return 0; +} + +static int stb6100_set_bandw(struct dvb_frontend *fe, u32 bandwidth) +{ + struct dvb_frontend_ops *frontend_ops = NULL; + struct dvb_tuner_ops *tuner_ops = NULL; + struct tuner_state state; + int err = 0; + + state.bandwidth = bandwidth; + if (&fe->ops) + frontend_ops = &fe->ops; + if (&frontend_ops->tuner_ops) + tuner_ops = &frontend_ops->tuner_ops; + if (tuner_ops->set_state) { + if (frontend_ops->i2c_gate_ctrl) + frontend_ops->i2c_gate_ctrl(fe, 1); + + err = tuner_ops->set_state(fe, DVBFE_TUNER_BANDWIDTH, &state); + if (err < 0) { + printk(KERN_ERR "%s: Invalid parameter\n", __func__); + return err; + } + + if (frontend_ops->i2c_gate_ctrl) + frontend_ops->i2c_gate_ctrl(fe, 0); + + } + + return 0; +} diff --git a/drivers/media/dvb/frontends/stv0900.h b/drivers/media/dvb/frontends/stv0900.h index 446bdfc8ad10..29c3fa85c227 100644 --- a/drivers/media/dvb/frontends/stv0900.h +++ b/drivers/media/dvb/frontends/stv0900.h @@ -49,6 +49,8 @@ struct stv0900_config { u8 tun2_maddress; u8 tun1_adc;/* 1 for stv6110, 2 for stb6100 */ u8 tun2_adc; + /* Set device param to start dma */ + int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured); }; #if defined(CONFIG_DVB_STV0900) || (defined(CONFIG_DVB_STV0900_MODULE) \ diff --git a/drivers/media/dvb/frontends/stv0900_core.c b/drivers/media/dvb/frontends/stv0900_core.c index e2062048f433..df49ea0983bc 100644 --- a/drivers/media/dvb/frontends/stv0900_core.c +++ b/drivers/media/dvb/frontends/stv0900_core.c @@ -1494,6 +1494,9 @@ static enum dvbfe_search stv0900_search(struct dvb_frontend *fe, if (!(INRANGE(100000, c->symbol_rate, 70000000))) return DVBFE_ALGO_SEARCH_FAILED; + if (state->config->set_ts_params) + state->config->set_ts_params(fe, 0); + p_result.locked = FALSE; p_search.path = demod; p_search.frequency = c->frequency; |