1 /*
2  * Realtek RTL2830 DVB-T demodulator driver
3  *
4  * Copyright (C) 2011 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 
18 #ifndef RTL2830_H
19 #define RTL2830_H
20 
21 #include <linux/dvb/frontend.h>
22 
23 /**
24  * struct rtl2830_platform_data - Platform data for the rtl2830 driver
25  * @clk: Clock frequency (4000000, 16000000, 25000000, 28800000).
26  * @spec_inv: Spectrum inversion.
27  * @vtop: AGC take-over point.
28  * @krf: AGC ratio.
29  * @agc_targ_val: AGC.
30  * @get_dvb_frontend: Get DVB frontend.
31  * @get_i2c_adapter: Get I2C adapter.
32  * @pid_filter: Set PID to PID filter.
33  * @pid_filter_ctrl: Control PID filter.
34  */
35 struct rtl2830_platform_data {
36 	u32 clk;
37 	bool spec_inv;
38 	u8 vtop;
39 	u8 krf;
40 	u8 agc_targ_val;
41 
42 	struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
43 	struct i2c_adapter* (*get_i2c_adapter)(struct i2c_client *);
44 	int (*pid_filter)(struct dvb_frontend *, u8, u16, int);
45 	int (*pid_filter_ctrl)(struct dvb_frontend *, int);
46 };
47 
48 #endif /* RTL2830_H */
49