| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * lnbh24.h - driver for lnb supply and control ic lnbh24 |
| * |
| * Copyright (C) 2009 NetUP Inc. |
| * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru> |
| */ |
| |
| #ifndef _LNBH24_H |
| #define _LNBH24_H |
| |
| /* system register bits */ |
| #define LNBH24_OLF 0x01 |
| #define LNBH24_OTF 0x02 |
| #define LNBH24_EN 0x04 |
| #define LNBH24_VSEL 0x08 |
| #define LNBH24_LLC 0x10 |
| #define LNBH24_TEN 0x20 |
| #define LNBH24_TTX 0x40 |
| #define LNBH24_PCL 0x80 |
| |
| #include <linux/dvb/frontend.h> |
| |
| #if IS_REACHABLE(CONFIG_DVB_LNBP21) |
| /* override_set and override_clear control which |
| system register bits (above) to always set & clear */ |
| extern struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, |
| struct i2c_adapter *i2c, u8 override_set, |
| u8 override_clear, u8 i2c_addr); |
| #else |
| static inline struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, |
| struct i2c_adapter *i2c, u8 override_set, |
| u8 override_clear, u8 i2c_addr) |
| { |
| printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| return NULL; |
| } |
| #endif |
| |
| #endif |
