1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Realtek RTL2830 DVB-T demodulator driver
4  *
5  * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
6  */
7 
8 #ifndef RTL2830_H
9 #define RTL2830_H
10 
11 #include <linux/dvb/frontend.h>
12 
13 /**
14  * struct rtl2830_platform_data - Platform data for the rtl2830 driver
15  * @clk: Clock frequency (4000000, 16000000, 25000000, 28800000).
16  * @spec_inv: Spectrum inversion.
17  * @vtop: AGC take-over point.
18  * @krf: AGC ratio.
19  * @agc_targ_val: AGC.
20  * @get_dvb_frontend: Get DVB frontend.
21  * @get_i2c_adapter: Get I2C adapter.
22  * @pid_filter: Set PID to PID filter.
23  * @pid_filter_ctrl: Control PID filter.
24  */
25 struct rtl2830_platform_data {
26 	u32 clk;
27 	bool spec_inv;
28 	u8 vtop;
29 	u8 krf;
30 	u8 agc_targ_val;
31 
32 	struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
33 	struct i2c_adapter* (*get_i2c_adapter)(struct i2c_client *);
34 	int (*pid_filter)(struct dvb_frontend *, u8, u16, int);
35 	int (*pid_filter_ctrl)(struct dvb_frontend *, int);
36 };
37 
38 #endif /* RTL2830_H */
39