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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
Driver for Zarlink MT312 Satellite Channel Decoder
Copyright (C) 2003 Andreas Oberritter <obi@linuxtv.org>
References:
http://products.zarlink.com/product_profiles/MT312.htm
http://products.zarlink.com/product_profiles/SL1935.htm
*/
#ifndef MT312_H
#define MT312_H
#include <linux/dvb/frontend.h>
struct mt312_config {
/* the demodulator's i2c address */
u8 demod_address;
/* inverted voltage setting */
unsigned int voltage_inverted:1;
};
#if IS_REACHABLE(CONFIG_DVB_MT312)
struct dvb_frontend *mt312_attach(const struct mt312_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *mt312_attach(
const struct mt312_config *config, struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_MT312 */
#endif /* MT312_H */
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