1 /* 2 Driver for ST STV0288 demodulator 3 4 Copyright (C) 2006 Georg Acher, BayCom GmbH, acher (at) baycom (dot) de 5 for Reel Multimedia 6 Copyright (C) 2008 TurboSight.com, <bob@turbosight.com> 7 Copyright (C) 2008 Igor M. Liplianin <liplianin@me.by> 8 Removed stb6000 specific tuner code and revised some 9 procedures. 10 11 This program is free software; you can redistribute it and/or modify 12 it under the terms of the GNU General Public License as published by 13 the Free Software Foundation; either version 2 of the License, or 14 (at your option) any later version. 15 16 This program is distributed in the hope that it will be useful, 17 but WITHOUT ANY WARRANTY; without even the implied warranty of 18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 GNU General Public License for more details. 20 21 You should have received a copy of the GNU General Public License 22 along with this program; if not, write to the Free Software 23 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 24 25 */ 26 27 #ifndef STV0288_H 28 #define STV0288_H 29 30 #include <linux/kconfig.h> 31 #include <linux/dvb/frontend.h> 32 #include "dvb_frontend.h" 33 34 struct stv0288_config { 35 /* the demodulator's i2c address */ 36 u8 demod_address; 37 38 u8* inittab; 39 40 /* minimum delay before retuning */ 41 int min_delay_ms; 42 43 int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured); 44 }; 45 46 #if IS_ENABLED(CONFIG_DVB_STV0288) 47 extern struct dvb_frontend *stv0288_attach(const struct stv0288_config *config, 48 struct i2c_adapter *i2c); 49 #else 50 static inline struct dvb_frontend *stv0288_attach(const struct stv0288_config *config, 51 struct i2c_adapter *i2c) 52 { 53 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 54 return NULL; 55 } 56 #endif /* CONFIG_DVB_STV0288 */ 57 58 static inline int stv0288_writereg(struct dvb_frontend *fe, u8 reg, u8 val) 59 { 60 int r = 0; 61 u8 buf[] = { reg, val }; 62 if (fe->ops.write) 63 r = fe->ops.write(fe, buf, 2); 64 return r; 65 } 66 67 #endif /* STV0288_H */ 68