| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* |
| 3 | * Driver for the ST STV0910 DVB-S/S2 demodulator. |
| 4 | * |
| 5 | * Copyright (C) 2014-2015 Ralph Metzler <rjkm@metzlerbros.de> |
| 6 | * Marcus Metzler <mocm@metzlerbros.de> |
| 7 | * developed for Digital Devices GmbH |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU General Public License |
| 11 | * version 2 only, as published by the Free Software Foundation. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | */ |
| 18 | |
| 19 | #ifndef _STV0910_H_ |
| 20 | #define _STV0910_H_ |
| 21 | |
| 22 | #include <linux/types.h> |
| 23 | #include <linux/i2c.h> |
| 24 | |
| 25 | struct stv0910_cfg { |
| 26 | u32 clk; |
| 27 | u8 adr; |
| 28 | u8 parallel; |
| 29 | u8 rptlvl; |
| 30 | u8 single; |
| 31 | u8 tsspeed; |
| 32 | }; |
| 33 | |
| 34 | #if IS_REACHABLE(CONFIG_DVB_STV0910) |
| 35 | |
| 36 | struct dvb_frontend *stv0910_attach(struct i2c_adapter *i2c, |
| 37 | struct stv0910_cfg *cfg, int nr); |
| 38 | |
| 39 | #else |
| 40 | |
| 41 | static inline struct dvb_frontend *stv0910_attach(struct i2c_adapter *i2c, |
| 42 | struct stv0910_cfg *cfg, |
| 43 | int nr) |
| 44 | { |
| 45 | pr_warn("%s: driver disabled by Kconfig\n", __func__); |
| 46 | return NULL; |
| 47 | } |
| 48 | |
| 49 | #endif /* CONFIG_DVB_STV0910 */ |
| 50 | |
| 51 | #endif /* _STV0910_H_ */ |