| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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| 2 | /* |
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| 3 | * lnbh24.h - driver for lnb supply and control ic lnbh24 |
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| 4 | * |
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| 5 | * Copyright (C) 2009 NetUP Inc. |
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| 6 | * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru> |
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| 7 | */ |
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| 8 | |
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| 9 | #ifndef _LNBH24_H |
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| 10 | #define _LNBH24_H |
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| 11 | |
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| 12 | /* system register bits */ |
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| 13 | #define LNBH24_OLF 0x01 |
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| 14 | #define LNBH24_OTF 0x02 |
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| 15 | #define LNBH24_EN 0x04 |
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| 16 | #define LNBH24_VSEL 0x08 |
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| 17 | #define LNBH24_LLC 0x10 |
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| 18 | #define LNBH24_TEN 0x20 |
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| 19 | #define LNBH24_TTX 0x40 |
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| 20 | #define LNBH24_PCL 0x80 |
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| 21 | |
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| 22 | #include <linux/dvb/frontend.h> |
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| 23 | |
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| 24 | #if IS_REACHABLE(CONFIG_DVB_LNBP21) |
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| 25 | /* override_set and override_clear control which |
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| 26 | system register bits (above) to always set & clear */ |
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| 27 | extern struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, |
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| 28 | struct i2c_adapter *i2c, u8 override_set, |
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| 29 | u8 override_clear, u8 i2c_addr); |
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| 30 | #else |
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| 31 | static inline struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, |
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| 32 | struct i2c_adapter *i2c, u8 override_set, |
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| 33 | u8 override_clear, u8 i2c_addr) |
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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 |
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| 41 | |
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