/* DVB Driver for Philips tda827x / tda827xa Silicon tuners (c) 2005 Hartmut Hackmann (c) 2007 Michael Krufky 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 __DVB_TDA827X_H__ #define __DVB_TDA827X_H__ #include <linux/i2c.h> #include "dvb_frontend.h" struct tda827x_config { /* saa7134 - provided callbacks */ int (*init) (struct dvb_frontend *fe); int (*sleep) (struct dvb_frontend *fe); /* interface to tda829x driver */ unsigned int config; int switch_addr; void (*agcf)(struct dvb_frontend *fe); }; /** * Attach a tda827x tuner to the supplied frontend structure. * * @param fe Frontend to attach to. * @param addr i2c address of the tuner. * @param i2c i2c adapter to use. * @param cfg optional callback function pointers. * @return FE pointer on success, NULL on failure. */ #if defined(CONFIG_MEDIA_TUNER_TDA827X) || (defined(CONFIG_MEDIA_TUNER_TDA827X_MODULE) && defined(MODULE)) extern struct dvb_frontend* tda827x_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c, struct tda827x_config *cfg); #else static inline struct dvb_frontend* tda827x_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c, struct tda827x_config *cfg) { printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); return NULL; } #endif // CONFIG_MEDIA_TUNER_TDA827X #endif // __DVB_TDA827X_H__