| /* |
| * Driver for |
| * Samsung S5H1420 and |
| * PnpNetwork PN1010 QPSK Demodulator |
| * |
| * Copyright (C) 2005 Andrew de Quincey <adq_dvb@lidskialf.net> |
| * Copyright (C) 2005-8 Patrick Boettcher <pb@linuxtv.org> |
| * |
| * 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. |
| */ |
| #ifndef S5H1420_H |
| #define S5H1420_H |
| |
| #include <linux/dvb/frontend.h> |
| |
| struct s5h1420_config |
| { |
| /* the demodulator's i2c address */ |
| u8 demod_address; |
| |
| /* does the inversion require inversion? */ |
| u8 invert:1; |
| |
| u8 repeated_start_workaround:1; |
| u8 cdclk_polarity:1; /* 1 == falling edge, 0 == raising edge */ |
| |
| u8 serial_mpeg:1; |
| }; |
| |
| #if IS_REACHABLE(CONFIG_DVB_S5H1420) |
| extern struct dvb_frontend *s5h1420_attach(const struct s5h1420_config *config, |
| struct i2c_adapter *i2c); |
| extern struct i2c_adapter *s5h1420_get_tuner_i2c_adapter(struct dvb_frontend *fe); |
| #else |
| static inline struct dvb_frontend *s5h1420_attach(const struct s5h1420_config *config, |
| struct i2c_adapter *i2c) |
| { |
| printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| return NULL; |
| } |
| |
| static inline struct i2c_adapter *s5h1420_get_tuner_i2c_adapter(struct dvb_frontend *fe) |
| { |
| return NULL; |
| } |
| #endif // CONFIG_DVB_S5H1420 |
| |
| #endif // S5H1420_H |