/* 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