mirror of https://gitee.com/openkylin/linux.git
49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/*
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* Realtek RTL2830 DVB-T demodulator driver
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*
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* Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef RTL2830_H
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#define RTL2830_H
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#include <linux/dvb/frontend.h>
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/**
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* struct rtl2830_platform_data - Platform data for the rtl2830 driver
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* @clk: Clock frequency (4000000, 16000000, 25000000, 28800000).
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* @spec_inv: Spectrum inversion.
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* @vtop: AGC take-over point.
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* @krf: AGC ratio.
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* @agc_targ_val: AGC.
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* @get_dvb_frontend: Get DVB frontend.
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* @get_i2c_adapter: Get I2C adapter.
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* @pid_filter: Set PID to PID filter.
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* @pid_filter_ctrl: Control PID filter.
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*/
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struct rtl2830_platform_data {
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u32 clk;
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bool spec_inv;
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u8 vtop;
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u8 krf;
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u8 agc_targ_val;
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struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
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struct i2c_adapter* (*get_i2c_adapter)(struct i2c_client *);
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int (*pid_filter)(struct dvb_frontend *, u8, u16, int);
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int (*pid_filter_ctrl)(struct dvb_frontend *, int);
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};
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#endif /* RTL2830_H */
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