1/* 2 * Driver for DVB-T s921 demodulator 3 * 4 * Copyright (C) 2008 Markus Rechberger <mrechberger@sundtek.de> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.= 20 */ 21 22#ifndef S921_MODULE_H 23#define S921_MODULE_H 24 25#include <linux/dvb/frontend.h> 26#include "s921_core.h" 27 28int s921_isdb_init(struct s921_isdb_t *dev); 29int s921_isdb_cmd(struct s921_isdb_t *dev, u32 cmd, void *data); 30 31struct s921_config 32{ 33 /* demodulator's I2C address */ 34 u8 i2c_address; 35}; 36 37#if defined(CONFIG_DVB_S921) || (defined(CONFIG_DVB_S921_MODULE) && defined(MODULE)) 38extern struct dvb_frontend* s921_attach(const struct s921_config *config, 39 struct i2c_adapter *i2c); 40#else 41static inline struct dvb_frontend* s921_attach(const struct s921_config *config, 42 struct i2c_adapter *i2c) 43{ 44 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 45 return NULL; 46} 47#endif /* CONFIG_DVB_S921 */ 48 49#endif /* S921_H */ 50