1/* 2 * E3C EC100 demodulator driver 3 * 4 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi> 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 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19 * 20 */ 21 22#ifndef EC100_H 23#define EC100_H 24 25#include <linux/kconfig.h> 26#include <linux/dvb/frontend.h> 27 28struct ec100_config { 29 /* demodulator's I2C address */ 30 u8 demod_address; 31}; 32 33 34#if IS_REACHABLE(CONFIG_DVB_EC100) 35extern struct dvb_frontend *ec100_attach(const struct ec100_config *config, 36 struct i2c_adapter *i2c); 37#else 38static inline struct dvb_frontend *ec100_attach( 39 const struct ec100_config *config, struct i2c_adapter *i2c) 40{ 41 pr_warn("%s: driver disabled by Kconfig\n", __func__); 42 return NULL; 43} 44#endif 45 46#endif /* EC100_H */ 47