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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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