diff options
Diffstat (limited to 'drivers/media/dvb-frontends/stv090x.h')
| -rw-r--r-- | drivers/media/dvb-frontends/stv090x.h | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/stv090x.h b/drivers/media/dvb-frontends/stv090x.h new file mode 100644 index 0000000..86ef794 --- /dev/null +++ b/drivers/media/dvb-frontends/stv090x.h @@ -0,0 +1,134 @@ +/* + STV0900/0903 Multistandard Broadcast Frontend driver + Copyright (C) Manu Abraham <abraham.manu@gmail.com> + + Copyright (C) ST Microelectronics + + 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. +*/ + +#ifndef __STV090x_H +#define __STV090x_H + +enum stv090x_demodulator { + STV090x_DEMODULATOR_0 = 1, + STV090x_DEMODULATOR_1 +}; + +enum stv090x_device { + STV0903 = 0, + STV0900, +}; + +enum stv090x_mode { + STV090x_DUAL = 0, + STV090x_SINGLE +}; + +enum stv090x_tsmode { + STV090x_TSMODE_SERIAL_PUNCTURED = 1, + STV090x_TSMODE_SERIAL_CONTINUOUS, + STV090x_TSMODE_PARALLEL_PUNCTURED, + STV090x_TSMODE_DVBCI +}; + +enum stv090x_clkmode { + STV090x_CLK_INT = 0, /* Clk i/p = CLKI */ + STV090x_CLK_EXT = 2 /* Clk i/p = XTALI */ +}; + +enum stv090x_i2crpt { + STV090x_RPTLEVEL_256 = 0, + STV090x_RPTLEVEL_128 = 1, + STV090x_RPTLEVEL_64 = 2, + STV090x_RPTLEVEL_32 = 3, + STV090x_RPTLEVEL_16 = 4, + STV090x_RPTLEVEL_8 = 5, + STV090x_RPTLEVEL_4 = 6, + STV090x_RPTLEVEL_2 = 7, +}; + +enum stv090x_adc_range { + STV090x_ADC_2Vpp = 0, + STV090x_ADC_1Vpp = 1 +}; + +struct stv090x_config { + enum stv090x_device device; + enum stv090x_mode demod_mode; + enum stv090x_clkmode clk_mode; + + u32 xtal; /* default: 8000000 */ + u8 address; /* default: 0x68 */ + + u8 ts1_mode; + u8 ts2_mode; + u32 ts1_clk; + u32 ts2_clk; + + u8 ts1_tei : 1; + u8 ts2_tei : 1; + + enum stv090x_i2crpt repeater_level; + + u8 tuner_bbgain; /* default: 10db */ + enum stv090x_adc_range adc1_range; /* default: 2Vpp */ + enum stv090x_adc_range adc2_range; /* default: 2Vpp */ + + bool diseqc_envelope_mode; + + int (*tuner_init) (struct dvb_frontend *fe); + int (*tuner_sleep) (struct dvb_frontend *fe); + int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode); + int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency); + int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency); + int (*tuner_set_bandwidth) (struct dvb_frontend *fe, u32 bandwidth); + int (*tuner_get_bandwidth) (struct dvb_frontend *fe, u32 *bandwidth); + int (*tuner_set_bbgain) (struct dvb_frontend *fe, u32 gain); + int (*tuner_get_bbgain) (struct dvb_frontend *fe, u32 *gain); + int (*tuner_set_refclk) (struct dvb_frontend *fe, u32 refclk); + int (*tuner_get_status) (struct dvb_frontend *fe, u32 *status); + void (*tuner_i2c_lock) (struct dvb_frontend *fe, int lock); +}; + +#if IS_ENABLED(CPTCFG_DVB_STV090x) + +extern struct dvb_frontend *stv090x_attach(const struct stv090x_config *config, + struct i2c_adapter *i2c, + enum stv090x_demodulator demod); + +/* dir = 0 -> output, dir = 1 -> input/open-drain */ +extern int stv090x_set_gpio(struct dvb_frontend *fe, u8 gpio, + u8 dir, u8 value, u8 xor_value); + +#else + +static inline struct dvb_frontend *stv090x_attach(const struct stv090x_config *config, + struct i2c_adapter *i2c, + enum stv090x_demodulator demod) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} + +static inline int stv090x_set_gpio(struct dvb_frontend *fe, u8 gpio, + u8 opd, u8 value, u8 xor_value) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return -ENODEV; +} +#endif /* CPTCFG_DVB_STV090x */ + +#endif /* __STV090x_H */ |