/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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Driver for Zarlink MT312 Satellite Channel Decoder
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Copyright (C) 2003 Andreas Oberritter <obi@linuxtv.org>
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References:
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http://products.zarlink.com/product_profiles/MT312.htm
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http://products.zarlink.com/product_profiles/SL1935.htm
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*/
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#ifndef MT312_H
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#define MT312_H
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#include <linux/dvb/frontend.h>
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struct mt312_config {
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/* the demodulator's i2c address */
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u8 demod_address;
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/* inverted voltage setting */
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unsigned int voltage_inverted:1;
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};
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#if IS_REACHABLE(CONFIG_DVB_MT312)
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struct dvb_frontend *mt312_attach(const struct mt312_config *config,
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struct i2c_adapter *i2c);
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#else
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static inline struct dvb_frontend *mt312_attach(
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const struct mt312_config *config, struct i2c_adapter *i2c)
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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_DVB_MT312 */
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#endif /* MT312_H */
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