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
57
58
59
60
61
62
|
/*
Driver for M88RS2000 demodulator
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 M88RS2000_H
#define M88RS2000_H
#include <linux/kconfig.h>
#include <linux/dvb/frontend.h>
#include "dvb_frontend.h"
struct m88rs2000_config {
/* Demodulator i2c address */
u8 demod_addr;
u8 *inittab;
/* minimum delay before retuning */
int min_delay_ms;
int (*set_ts_params)(struct dvb_frontend *, int);
};
enum {
CALL_IS_SET_FRONTEND = 0x0,
CALL_IS_READ,
};
#if IS_ENABLED(CONFIG_DVB_M88RS2000)
extern struct dvb_frontend *m88rs2000_attach(
const struct m88rs2000_config *config, struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *m88rs2000_attach(
const struct m88rs2000_config *config, struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_M88RS2000 */
#define RS2000_FE_CRYSTAL_KHZ 27000
enum {
DEMOD_WRITE = 0x1,
WRITE_DELAY = 0x10,
};
#endif /* M88RS2000_H */
|
