diff options
Diffstat (limited to 'drivers/media/dvb-frontends/s5h1420.h')
| -rw-r--r-- | drivers/media/dvb-frontends/s5h1420.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/s5h1420.h b/drivers/media/dvb-frontends/s5h1420.h new file mode 100644 index 0000000..a183c9f --- /dev/null +++ b/drivers/media/dvb-frontends/s5h1420.h @@ -0,0 +1,61 @@ +/* + * 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. + * + * 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 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_ENABLED(CPTCFG_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 // CPTCFG_DVB_S5H1420 + +#endif // S5H1420_H |