| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Driver for Quantek QT1010 silicon tuner |
| 3 | * |
| 4 | * Copyright (C) 2006 Antti Palosaari <crope@iki.fi> |
| 5 | * Aapo Tahkola <aet@rasterburn.org> |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | */ |
| 17 | |
| 18 | #ifndef QT1010_H |
| 19 | #define QT1010_H |
| 20 | |
| 21 | #include <media/dvb_frontend.h> |
| 22 | |
| 23 | struct qt1010_config { |
| 24 | u8 i2c_address; |
| 25 | }; |
| 26 | |
| 27 | /** |
| 28 | * Attach a qt1010 tuner to the supplied frontend structure. |
| 29 | * |
| 30 | * @param fe frontend to attach to |
| 31 | * @param i2c i2c adapter to use |
| 32 | * @param cfg tuner hw based configuration |
| 33 | * @return fe pointer on success, NULL on failure |
| 34 | */ |
| 35 | #if IS_REACHABLE(CONFIG_MEDIA_TUNER_QT1010) |
| 36 | extern struct dvb_frontend *qt1010_attach(struct dvb_frontend *fe, |
| 37 | struct i2c_adapter *i2c, |
| 38 | struct qt1010_config *cfg); |
| 39 | #else |
| 40 | static inline struct dvb_frontend *qt1010_attach(struct dvb_frontend *fe, |
| 41 | struct i2c_adapter *i2c, |
| 42 | struct qt1010_config *cfg) |
| 43 | { |
| 44 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| 45 | return NULL; |
| 46 | } |
| 47 | #endif // CONFIG_MEDIA_TUNER_QT1010 |
| 48 | |
| 49 | #endif |