1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
/*
cx24110 - Single Chip Satellite Channel Receiver driver module
Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@htp-tel.de> based on
work
Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef CX24110_H
#define CX24110_H
#include <linux/dvb/frontend.h>
struct cx24110_config
{
/* the demodulator's i2c address */
u8 demod_address;
};
static inline int cx24110_pll_write(struct dvb_frontend *fe, u32 val) {
int r = 0;
u8 buf[] = {(u8) (val>>24), (u8) (val>>16), (u8) (val>>8)};
if (fe->ops.write)
r = fe->ops.write(fe, buf, 3);
return r;
}
#if defined(CONFIG_DVB_CX24110) || (defined(CONFIG_DVB_CX24110_MODULE) && defined(MODULE))
extern struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
struct i2c_adapter* i2c);
#else
static inline struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
struct i2c_adapter* i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif // CONFIG_DVB_CX24110
#endif // CX24110_H
|
