/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Driver for Microtune MT2131 "QAM/8VSB single chip tuner"
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*
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* Copyright (c) 2006 Steven Toth <stoth@linuxtv.org>
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*/
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#ifndef __MT2131_H__
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#define __MT2131_H__
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struct dvb_frontend;
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struct i2c_adapter;
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struct mt2131_config {
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u8 i2c_address;
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u8 clock_out; /* 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1 */
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};
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#if IS_REACHABLE(CONFIG_MEDIA_TUNER_MT2131)
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extern struct dvb_frontend* mt2131_attach(struct dvb_frontend *fe,
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struct i2c_adapter *i2c,
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struct mt2131_config *cfg,
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u16 if1);
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#else
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static inline struct dvb_frontend* mt2131_attach(struct dvb_frontend *fe,
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struct i2c_adapter *i2c,
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struct mt2131_config *cfg,
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u16 if1)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif /* CONFIG_MEDIA_TUNER_MT2131 */
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#endif /* __MT2131_H__ */
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