| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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| 2 | /* |
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| 3 | Driver for M88RS2000 demodulator |
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| 4 | |
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| 5 | |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef M88RS2000_H |
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| 9 | #define M88RS2000_H |
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| 10 | |
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| 11 | #include <linux/dvb/frontend.h> |
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| 12 | #include <media/dvb_frontend.h> |
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| 13 | |
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| 14 | struct m88rs2000_config { |
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| 15 | /* Demodulator i2c address */ |
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| 16 | u8 demod_addr; |
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| 17 | |
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| 18 | u8 *inittab; |
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| 19 | |
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| 20 | /* minimum delay before retuning */ |
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| 21 | int min_delay_ms; |
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| 22 | |
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| 23 | int (*set_ts_params)(struct dvb_frontend *, int); |
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| 24 | }; |
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| 25 | |
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| 26 | enum { |
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| 27 | CALL_IS_SET_FRONTEND = 0x0, |
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| 28 | CALL_IS_READ, |
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| 29 | }; |
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| 30 | |
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| 31 | #if IS_REACHABLE(CONFIG_DVB_M88RS2000) |
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| 32 | extern struct dvb_frontend *m88rs2000_attach( |
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| 33 | const struct m88rs2000_config *config, struct i2c_adapter *i2c); |
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| 34 | #else |
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| 35 | static inline struct dvb_frontend *m88rs2000_attach( |
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| 36 | const struct m88rs2000_config *config, 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_M88RS2000 */ |
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| 42 | |
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| 43 | #define RS2000_FE_CRYSTAL_KHZ 27000 |
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| 44 | |
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| 45 | enum { |
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| 46 | DEMOD_WRITE = 0x1, |
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| 47 | WRITE_DELAY = 0x10, |
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| 48 | }; |
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| 49 | #endif /* M88RS2000_H */ |
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| 50 | |
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