| /* SPDX-License-Identifier: GPL-2.0 */ | |
| /* | |
| * Driver for LNB supply and control IC STMicroelectronics LNBH29 | |
| * | |
| * Copyright (c) 2018 Socionext Inc. | |
| */ | |
| #ifndef LNBH29_H | |
| #define LNBH29_H | |
| #include <linux/i2c.h> | |
| #include <linux/dvb/frontend.h> | |
| /* Using very low E.S.R. capacitors or ceramic caps */ | |
| #define LNBH29_DATA_COMP BIT(3) | |
| struct lnbh29_config { | |
| u8 i2c_address; | |
| u8 data_config; | |
| }; | |
| #if IS_REACHABLE(CONFIG_DVB_LNBH29) | |
| struct dvb_frontend *lnbh29_attach(struct dvb_frontend *fe, | |
| struct lnbh29_config *cfg, | |
| struct i2c_adapter *i2c); | |
| #else | |
| static inline struct dvb_frontend *lnbh29_attach(struct dvb_frontend *fe, | |
| struct lnbh29_config *cfg, | |
| struct i2c_adapter *i2c) | |
| { | |
| printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
| return NULL; | |
| } | |
| #endif | |
| #endif |