1 /** 2 * Driver for Zarlink ZL10036 DVB-S silicon tuner 3 * 4 * Copyright (C) 2006 Tino Reichardt 5 * Copyright (C) 2007-2009 Matthias Schwarzott <zzam@gentoo.de> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License Version 2, as 9 * published by the Free Software Foundation. 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 #ifndef DVB_ZL10036_H 22 #define DVB_ZL10036_H 23 24 #include <linux/i2c.h> 25 #include "dvb_frontend.h" 26 27 /** 28 * Attach a zl10036 tuner to the supplied frontend structure. 29 * 30 * @param fe Frontend to attach to. 31 * @param config zl10036_config structure 32 * @return FE pointer on success, NULL on failure. 33 */ 34 35 struct zl10036_config { 36 u8 tuner_address; 37 int rf_loop_enable; 38 }; 39 40 #if IS_REACHABLE(CONFIG_DVB_ZL10036) 41 extern struct dvb_frontend *zl10036_attach(struct dvb_frontend *fe, 42 const struct zl10036_config *config, struct i2c_adapter *i2c); 43 #else 44 static inline struct dvb_frontend *zl10036_attach(struct dvb_frontend *fe, 45 const struct zl10036_config *config, struct i2c_adapter *i2c) 46 { 47 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 48 return NULL; 49 } 50 #endif 51 52 #endif /* DVB_ZL10036_H */ 53