original_kernel/drivers/media/dvb-frontends/rtl2830.h

49 lines
1.4 KiB
C

/*
* Realtek RTL2830 DVB-T demodulator driver
*
* Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
*
* 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.
*
*/
#ifndef RTL2830_H
#define RTL2830_H
#include <linux/dvb/frontend.h>
/**
* struct rtl2830_platform_data - Platform data for the rtl2830 driver
* @clk: Clock frequency (4000000, 16000000, 25000000, 28800000).
* @spec_inv: Spectrum inversion.
* @vtop: AGC take-over point.
* @krf: AGC ratio.
* @agc_targ_val: AGC.
* @get_dvb_frontend: Get DVB frontend.
* @get_i2c_adapter: Get I2C adapter.
* @pid_filter: Set PID to PID filter.
* @pid_filter_ctrl: Control PID filter.
*/
struct rtl2830_platform_data {
u32 clk;
bool spec_inv;
u8 vtop;
u8 krf;
u8 agc_targ_val;
struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
struct i2c_adapter* (*get_i2c_adapter)(struct i2c_client *);
int (*pid_filter)(struct dvb_frontend *, u8, u16, int);
int (*pid_filter_ctrl)(struct dvb_frontend *, int);
};
#endif /* RTL2830_H */