| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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| 2 | /* |
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| 3 | * Support for NXT2002 and NXT2004 - VSB/QAM |
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| 4 | * |
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| 5 | * Copyright (C) 2005 Kirk Lapray (kirk.lapray@gmail.com) |
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| 6 | * based on nxt2002 by Taylor Jacob <rtjacob@earthlink.net> |
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| 7 | * and nxt2004 by Jean-Francois Thibert (jeanfrancois@sagetv.com) |
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| 8 | */ |
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| 9 | |
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| 10 | #ifndef NXT200X_H |
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| 11 | #define NXT200X_H |
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| 12 | |
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| 13 | #include <linux/dvb/frontend.h> |
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| 14 | #include <linux/firmware.h> |
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| 15 | |
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| 16 | typedef enum nxt_chip_t { |
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| 17 | NXTUNDEFINED, |
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| 18 | NXT2002, |
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| 19 | NXT2004 |
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| 20 | }nxt_chip_type; |
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| 21 | |
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| 22 | struct nxt200x_config |
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| 23 | { |
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| 24 | /* the demodulator's i2c address */ |
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| 25 | u8 demod_address; |
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| 26 | |
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| 27 | /* need to set device param for start_dma */ |
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| 28 | int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured); |
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| 29 | }; |
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| 30 | |
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| 31 | #if IS_REACHABLE(CONFIG_DVB_NXT200X) |
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| 32 | extern struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config, |
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| 33 | struct i2c_adapter* i2c); |
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| 34 | #else |
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| 35 | static inline struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config, |
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| 36 | struct i2c_adapter* i2c) |
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| 37 | { |
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| 38 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n" , __func__); |
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| 39 | return NULL; |
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| 40 | } |
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| 41 | #endif // CONFIG_DVB_NXT200X |
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| 42 | |
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| 43 | #endif /* NXT200X_H */ |
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| 44 | |
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