| /* | |
| * Driver for Zarlink DVB-T MT352 demodulator | |
| * | |
| * Written by Holger Waechtler <holger@qanu.de> | |
| * and Daniel Mack <daniel@qanu.de> | |
| * | |
| * AVerMedia AVerTV DVB-T 771 support by | |
| * Wolfram Joost <dbox2@frokaschwei.de> | |
| * | |
| * Support for Samsung TDTC9251DH01C(M) tuner | |
| * Copyright (C) 2004 Antonio Mancuso <antonio.mancuso@digitaltelevision.it> | |
| * Amauri Celani <acelani@essegi.net> | |
| * | |
| * DVICO FusionHDTV DVB-T1 and DVICO FusionHDTV DVB-T Lite support by | |
| * Christopher Pascoe <c.pascoe@itee.uq.edu.au> | |
| * | |
| * 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 MT352_H | |
| #define MT352_H | |
| #include <linux/dvb/frontend.h> | |
| struct mt352_config | |
| { | |
| /* the demodulator's i2c address */ | |
| u8 demod_address; | |
| /* frequencies in kHz */ | |
| int adc_clock; // default: 20480 | |
| int if2; // default: 36166 | |
| /* set if no pll is connected to the secondary i2c bus */ | |
| int no_tuner; | |
| /* Initialise the demodulator and PLL. Cannot be NULL */ | |
| int (*demod_init)(struct dvb_frontend* fe); | |
| }; | |
| #if defined(CONFIG_DVB_MT352) || (defined(CONFIG_DVB_MT352_MODULE) && defined(MODULE)) | |
| extern struct dvb_frontend* mt352_attach(const struct mt352_config* config, | |
| struct i2c_adapter* i2c); | |
| #else | |
| static inline struct dvb_frontend* mt352_attach(const struct mt352_config* config, | |
| struct i2c_adapter* i2c) | |
| { | |
| printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__); | |
| return NULL; | |
| } | |
| #endif // CONFIG_DVB_MT352 | |
| static inline int mt352_write(struct dvb_frontend *fe, u8 *buf, int len) { | |
| int r = 0; | |
| if (fe->ops.write) | |
| r = fe->ops.write(fe, buf, len); | |
| return r; | |
| } | |
| #endif // MT352_H |