Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
rtl2830.h
Go to the documentation of this file.
1 /*
2  * Realtek RTL2830 DVB-T demodulator driver
3  *
4  * Copyright (C) 2011 Antti Palosaari <[email protected]>
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 along
17  * with this program; if not, write to the Free Software Foundation, Inc.,
18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19  */
20 
21 #ifndef RTL2830_H
22 #define RTL2830_H
23 
24 #include <linux/dvb/frontend.h>
25 
27  /*
28  * Demodulator I2C address.
29  */
31 
32  /*
33  * Xtal frequency.
34  * Hz
35  * 4000000, 16000000, 25000000, 28800000
36  */
38 
39  /*
40  * TS output mode.
41  */
43 
44  /*
45  * Spectrum inversion.
46  */
47  bool spec_inv;
48 
49  /*
50  */
52 
53  /*
54  */
56 
57  /*
58  */
60 };
61 
62 #if defined(CONFIG_DVB_RTL2830) || \
63  (defined(CONFIG_DVB_RTL2830_MODULE) && defined(MODULE))
64 extern struct dvb_frontend *rtl2830_attach(
65  const struct rtl2830_config *config,
66  struct i2c_adapter *i2c
67 );
68 
70  struct dvb_frontend *fe
71 );
72 #else
73 static inline struct dvb_frontend *rtl2830_attach(
74  const struct rtl2830_config *config,
75  struct i2c_adapter *i2c
76 )
77 {
78  pr_warn("%s: driver disabled by Kconfig\n", __func__);
79  return NULL;
80 }
81 
82 static inline struct i2c_adapter *rtl2830_get_tuner_i2c_adapter(
83  struct dvb_frontend *fe
84 )
85 {
86  return NULL;
87 }
88 #endif
89 
90 #endif /* RTL2830_H */