xref: /OK3568_Linux_fs/kernel/drivers/media/dvb-frontends/rtl2830.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Realtek RTL2830 DVB-T demodulator driver
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef RTL2830_H
9*4882a593Smuzhiyun #define RTL2830_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <linux/dvb/frontend.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /**
14*4882a593Smuzhiyun  * struct rtl2830_platform_data - Platform data for the rtl2830 driver
15*4882a593Smuzhiyun  * @clk: Clock frequency (4000000, 16000000, 25000000, 28800000).
16*4882a593Smuzhiyun  * @spec_inv: Spectrum inversion.
17*4882a593Smuzhiyun  * @vtop: AGC take-over point.
18*4882a593Smuzhiyun  * @krf: AGC ratio.
19*4882a593Smuzhiyun  * @agc_targ_val: AGC.
20*4882a593Smuzhiyun  * @get_dvb_frontend: Get DVB frontend.
21*4882a593Smuzhiyun  * @get_i2c_adapter: Get I2C adapter.
22*4882a593Smuzhiyun  * @pid_filter: Set PID to PID filter.
23*4882a593Smuzhiyun  * @pid_filter_ctrl: Control PID filter.
24*4882a593Smuzhiyun  */
25*4882a593Smuzhiyun struct rtl2830_platform_data {
26*4882a593Smuzhiyun 	u32 clk;
27*4882a593Smuzhiyun 	bool spec_inv;
28*4882a593Smuzhiyun 	u8 vtop;
29*4882a593Smuzhiyun 	u8 krf;
30*4882a593Smuzhiyun 	u8 agc_targ_val;
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun 	struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
33*4882a593Smuzhiyun 	struct i2c_adapter* (*get_i2c_adapter)(struct i2c_client *);
34*4882a593Smuzhiyun 	int (*pid_filter)(struct dvb_frontend *, u8, u16, int);
35*4882a593Smuzhiyun 	int (*pid_filter_ctrl)(struct dvb_frontend *, int);
36*4882a593Smuzhiyun };
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun #endif /* RTL2830_H */
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