1 /*
2     Conexant 22702 DVB OFDM demodulator driver
3 
4     based on:
5 	Alps TDMB7 DVB OFDM demodulator driver
6 
7     Copyright (C) 2001-2002 Convergence Integrated Media GmbH
8 	  Holger Waechtler <holger@convergence.de>
9 
10     Copyright (C) 2004 Steven Toth <stoth@linuxtv.org>
11 
12     This program is free software; you can redistribute it and/or modify
13     it under the terms of the GNU General Public License as published by
14     the Free Software Foundation; either version 2 of the License, or
15     (at your option) any later version.
16 
17     This program is distributed in the hope that it will be useful,
18     but WITHOUT ANY WARRANTY; without even the implied warranty of
19     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20     GNU General Public License for more details.
21 
22     You should have received a copy of the GNU General Public License
23     along with this program; if not, write to the Free Software
24     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 
26 */
27 
28 #ifndef CX22702_H
29 #define CX22702_H
30 
31 #include <linux/kconfig.h>
32 #include <linux/dvb/frontend.h>
33 
34 struct cx22702_config {
35 	/* the demodulator's i2c address */
36 	u8 demod_address;
37 
38 	/* serial/parallel output */
39 #define CX22702_PARALLEL_OUTPUT 0
40 #define CX22702_SERIAL_OUTPUT   1
41 	u8 output_mode;
42 };
43 
44 #if IS_REACHABLE(CONFIG_DVB_CX22702)
45 extern struct dvb_frontend *cx22702_attach(
46 	const struct cx22702_config *config,
47 	struct i2c_adapter *i2c);
48 #else
49 static inline struct dvb_frontend *cx22702_attach(
50 	const struct cx22702_config *config,
51 	struct i2c_adapter *i2c)
52 {
53 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
54 	return NULL;
55 }
56 #endif
57 
58 #endif
59