diff options
Diffstat (limited to 'drivers/media/dvb-frontends/tda1002x.h')
| -rw-r--r-- | drivers/media/dvb-frontends/tda1002x.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/tda1002x.h b/drivers/media/dvb-frontends/tda1002x.h new file mode 100644 index 0000000..921d22e --- /dev/null +++ b/drivers/media/dvb-frontends/tda1002x.h @@ -0,0 +1,86 @@ +/* + TDA10021/TDA10023 - Single Chip Cable Channel Receiver driver module + used on the the Siemens DVB-C cards + + Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de> + Copyright (C) 2004 Markus Schulz <msc@antzsystem.de> + Support for TDA10021 + + 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 TDA1002x_H +#define TDA1002x_H + +#include <linux/dvb/frontend.h> + +struct tda1002x_config { + /* the demodulator's i2c address */ + u8 demod_address; + u8 invert; +}; + +enum tda10023_output_mode { + TDA10023_OUTPUT_MODE_PARALLEL_A = 0xe0, + TDA10023_OUTPUT_MODE_PARALLEL_B = 0xa1, + TDA10023_OUTPUT_MODE_PARALLEL_C = 0xa0, + TDA10023_OUTPUT_MODE_SERIAL, /* TODO: not implemented */ +}; + +struct tda10023_config { + /* the demodulator's i2c address */ + u8 demod_address; + u8 invert; + + /* clock settings */ + u32 xtal; /* defaults: 28920000 */ + u8 pll_m; /* defaults: 8 */ + u8 pll_p; /* defaults: 4 */ + u8 pll_n; /* defaults: 1 */ + + /* MPEG2 TS output mode */ + u8 output_mode; + + /* input freq offset + baseband conversion type */ + u16 deltaf; +}; + +#if IS_ENABLED(CPTCFG_DVB_TDA10021) +extern struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config, + struct i2c_adapter* i2c, u8 pwm); +#else +static inline struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config, + struct i2c_adapter* i2c, u8 pwm) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif // CPTCFG_DVB_TDA10021 + +#if IS_ENABLED(CPTCFG_DVB_TDA10023) +extern struct dvb_frontend *tda10023_attach( + const struct tda10023_config *config, + struct i2c_adapter *i2c, u8 pwm); +#else +static inline struct dvb_frontend *tda10023_attach( + const struct tda10023_config *config, + struct i2c_adapter *i2c, u8 pwm) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif // CPTCFG_DVB_TDA10023 + +#endif // TDA1002x_H |