| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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| 2 | /* |
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| 3 | * Driver for Zarlink ZL10036 DVB-S silicon tuner |
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| 4 | * |
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| 5 | * Copyright (C) 2006 Tino Reichardt |
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| 6 | * Copyright (C) 2007-2009 Matthias Schwarzott <zzam@gentoo.de> |
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| 7 | */ |
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| 8 | |
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| 9 | #ifndef DVB_ZL10036_H |
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| 10 | #define DVB_ZL10036_H |
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| 11 | |
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| 12 | #include <linux/i2c.h> |
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| 13 | #include <media/dvb_frontend.h> |
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| 14 | |
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| 15 | struct zl10036_config { |
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| 16 | u8 tuner_address; |
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| 17 | int rf_loop_enable; |
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| 18 | }; |
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| 19 | |
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| 20 | #if IS_REACHABLE(CONFIG_DVB_ZL10036) |
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| 21 | /** |
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| 22 | * zl10036_attach - Attach a zl10036 tuner to the supplied frontend structure. |
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| 23 | * |
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| 24 | * @fe: Frontend to attach to. |
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| 25 | * @config: zl10036_config structure. |
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| 26 | * @i2c: pointer to struct i2c_adapter. |
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| 27 | * return: FE pointer on success, NULL on failure. |
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| 28 | */ |
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| 29 | extern struct dvb_frontend *zl10036_attach(struct dvb_frontend *fe, |
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| 30 | const struct zl10036_config *config, struct i2c_adapter *i2c); |
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| 31 | #else |
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| 32 | static inline struct dvb_frontend *zl10036_attach(struct dvb_frontend *fe, |
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| 33 | const struct zl10036_config *config, struct i2c_adapter *i2c) |
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| 34 | { |
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| 35 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n" , __func__); |
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| 36 | return NULL; |
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| 37 | } |
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| 38 | #endif |
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| 39 | |
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| 40 | #endif /* DVB_ZL10036_H */ |
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| 41 | |
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