drivers/media/dvb/frontends/tda18271.h

   1 /*
   2     tda18271.h - header for the Philips / NXP TDA18271 silicon tuner
   3
   4     Copyright (C) 2007 Michael Krufky (mkrufky@linuxtv.org)
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  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 __TDA18271_H__
  22 #define __TDA18271_H__
  23
  24 #include <linux/i2c.h>
  25 #include "dvb_frontend.h"
  26
  27 enum tda18271_i2c_gate {
  28         TDA18271_GATE_AUTO = 0,
  29         TDA18271_GATE_ANALOG,
  30         TDA18271_GATE_DIGITAL,
  31 };
  32
  33 #if defined(CONFIG_DVB_TDA18271) || (defined(CONFIG_DVB_TDA18271_MODULE) && defined(MODULE))
  34 extern struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
  35                                             struct i2c_adapter *i2c,
  36                                             enum tda18271_i2c_gate gate);
  37 #else
  38 static inline struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe,
  39                                                    u8 addr,
  40                                                    struct i2c_adapter *i2c,
  41                                                    enum tda18271_i2c_gate gate)
  42 {
  43         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
  44         return NULL;
  45 }
  46 #endif
  47
  48 #endif /* __TDA18271_H__ */