Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]
  1 /*
  2     Conexant CX22700 DVB OFDM demodulator driver
  3 
  4     Copyright (C) 2001-2002 Convergence Integrated Media GmbH
  5         Holger Waechtler <holger@convergence.de>
  6 
  7     This program is free software; you can redistribute it and/or modify
  8     it under the terms of the GNU General Public License as published by
  9     the Free Software Foundation; either version 2 of the License, or
 10     (at your option) any later version.
 11 
 12     This program is distributed in the hope that it will be useful,
 13     but WITHOUT ANY WARRANTY; without even the implied warranty of
 14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 15     GNU General Public License for more details.
 16 
 17     You should have received a copy of the GNU General Public License
 18     along with this program; if not, write to the Free Software
 19     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 20 
 21 */
 22 
 23 #ifndef CX22700_H
 24 #define CX22700_H
 25 
 26 #include <linux/dvb/frontend.h>
 27 
 28 struct cx22700_config
 29 {
 30         /* the demodulator's i2c address */
 31         u8 demod_address;
 32 };
 33 
 34 #if defined(CONFIG_DVB_CX22700) || (defined(CONFIG_DVB_CX22700_MODULE) && defined(MODULE))
 35 extern struct dvb_frontend* cx22700_attach(const struct cx22700_config* config,
 36                                            struct i2c_adapter* i2c);
 37 #else
 38 static inline struct dvb_frontend* cx22700_attach(const struct cx22700_config* config,
 39                                            struct i2c_adapter* i2c)
 40 {
 41         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 42         return NULL;
 43 }
 44 #endif // CONFIG_DVB_CX22700
 45 
 46 #endif // CX22700_H
 47 
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