| /* |
| TDA10021 - Single Chip Cable Channel Receiver driver module |
| used on the the Siemens DVB-C cards |
| |
| Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de> |
| Copyright (C) 2004 Markus Schulz <msc@antzsystem.de> |
| Support for TDA10021 |
| |
| 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 TDA10021_H |
| #define TDA10021_H |
| |
| #include <linux/dvb/frontend.h> |
| |
| struct tda10021_config |
| { |
| /* the demodulator's i2c address */ |
| u8 demod_address; |
| }; |
| |
| #if defined(CONFIG_DVB_TDA10021) || defined(CONFIG_DVB_TDA10021_MODULE) |
| extern struct dvb_frontend* tda10021_attach(const struct tda10021_config* config, |
| struct i2c_adapter* i2c, u8 pwm); |
| #else |
| static inline struct dvb_frontend* tda10021_attach(const struct tda10021_config* config, |
| struct i2c_adapter* i2c, u8 pwm) |
| { |
| printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__); |
| return NULL; |
| } |
| #endif // CONFIG_DVB_TDA10021 |
| |
| static inline int tda10021_writereg(struct dvb_frontend *fe, u8 reg, u8 val) { |
| int r = 0; |
| u8 buf[] = {reg, val}; |
| if (fe->ops.write) |
| r = fe->ops.write(fe, buf, 2); |
| return r; |
| } |
| |
| #endif // TDA10021_H |