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