drivers/media/video/tda8290.h

   1 /*
   2     This program is free software; you can redistribute it and/or modify
   3     it under the terms of the GNU General Public License as published by
   4     the Free Software Foundation; either version 2 of the License, or
   5     (at your option) any later version.
   6
   7     This program is distributed in the hope that it will be useful,
   8     but WITHOUT ANY WARRANTY; without even the implied warranty of
   9     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10     GNU General Public License for more details.
  11
  12     You should have received a copy of the GNU General Public License
  13     along with this program; if not, write to the Free Software
  14     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  15 */
  16
  17 #ifndef __TDA8290_H__
  18 #define __TDA8290_H__
  19
  20 #include <linux/i2c.h>
  21 #include "dvb_frontend.h"
  22
  23 struct tda8290_config
  24 {
  25         unsigned int *lna_cfg;
  26         int (*tuner_callback) (void *dev, int command,int arg);
  27 };
  28
  29 #if defined(CONFIG_TUNER_TDA8290) || (defined(CONFIG_TUNER_TDA8290_MODULE) && defined(MODULE))
  30 extern int tda8290_probe(struct i2c_adapter* i2c_adap, u8 i2c_addr);
  31
  32 extern struct dvb_frontend *tda8290_attach(struct dvb_frontend *fe,
  33                                            struct i2c_adapter* i2c_adap,
  34                                            u8 i2c_addr,
  35                                            struct tda8290_config *cfg);
  36 #else
  37 static inline int tda8290_probe(struct i2c_adapter* i2c_adap, u8 i2c_addr)
  38 {
  39         printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
  40                __FUNCTION__);
  41         return -EINVAL;
  42 }
  43
  44 static inline struct dvb_frontend *tda8290_attach(struct dvb_frontend *fe,
  45                                                   struct i2c_adapter* i2c_adap,
  46                                                   u8 i2c_addr,
  47                                                   struct tda8290_config *cfg)
  48 {
  49         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
  50         return NULL;
  51 }
  52 #endif
  53
  54 #endif /* __TDA8290_H__ */