xref: /linux/drivers/media/tuners/si2157_priv.h (revision b9f12a5d97f652c77ef6803dccd0d40d1290f5be)
1 /*
2  * Silicon Labs Si2157 silicon tuner driver
3  *
4  * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
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 
17 #ifndef SI2157_PRIV_H
18 #define SI2157_PRIV_H
19 
20 #include "si2157.h"
21 
22 /* state struct */
23 struct si2157 {
24 	struct mutex i2c_mutex;
25 	struct i2c_client *client;
26 	struct dvb_frontend *fe;
27 	bool active;
28 };
29 
30 /* firmare command struct */
31 #define SI2157_ARGLEN      30
32 struct si2157_cmd {
33 	u8 args[SI2157_ARGLEN];
34 	unsigned len;
35 };
36 
37 #endif
38