projects / mirror_ubuntu-jammy-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| c942fddf | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| e025273b KS |
2 | /* |
| 3 | * lnbh25.c | |
| 4 | * | |
| 5 | * Driver for LNB supply and control IC LNBH25 | |
| 6 | * | |
| 7 | * Copyright (C) 2014 NetUP Inc. | |
| 8 | * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> | |
| 9 | * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> | |
| e025273b KS |
10 | */ |
| 11 | ||
| 12 | #ifndef LNBH25_H | |
| 13 | #define LNBH25_H | |
| 14 | ||
| 15 | #include <linux/i2c.h> | |
| e025273b KS |
16 | #include <linux/dvb/frontend.h> |
| 17 | ||
| 18 | /* 22 kHz tone enabled. Tone output controlled by DSQIN pin */ | |
| 19 | #define LNBH25_TEN 0x01 | |
| 20 | /* Low power mode activated (used only with 22 kHz tone output disabled) */ | |
| 21 | #define LNBH25_LPM 0x02 | |
| 22 | /* DSQIN input pin is set to receive external 22 kHz TTL signal source */ | |
| 23 | #define LNBH25_EXTM 0x04 | |
| 24 | ||
| 25 | struct lnbh25_config { | |
| 26 | u8 i2c_address; | |
| 27 | u8 data2_config; | |
| 28 | }; | |
| 29 | ||
| 30 | #if IS_REACHABLE(CONFIG_DVB_LNBH25) | |
| 31 | struct dvb_frontend *lnbh25_attach( | |
| 32 | struct dvb_frontend *fe, | |
| 33 | struct lnbh25_config *cfg, | |
| 34 | struct i2c_adapter *i2c); | |
| 35 | #else | |
| a9c4e5cf | 36 | static inline struct dvb_frontend *lnbh25_attach( |
| e025273b KS |
37 | struct dvb_frontend *fe, |
| 38 | struct lnbh25_config *cfg, | |
| 39 | struct i2c_adapter *i2c) | |
| 40 | { | |
| 41 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
| 42 | return NULL; | |
| 43 | } | |
| 44 | #endif | |
| 45 | ||
| 46 | #endif |