| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | /* |
| 2 | This program is free software; you can redistribute it and/or modify |
| 3 | it under the terms of the GNU General Public License as published by |
| 4 | the Free Software Foundation; either version 2 of the License, or |
| 5 | (at your option) any later version. |
| 6 | |
| 7 | This program is distributed in the hope that it will be useful, |
| 8 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | GNU General Public License for more details. |
| 11 | |
| 12 | You should have received a copy of the GNU General Public License |
| 13 | along with this program; if not, write to the Free Software |
| 14 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 15 | */ |
| 16 | |
| 17 | #ifndef __TDA8290_H__ |
| 18 | #define __TDA8290_H__ |
| 19 | |
| 20 | #include <linux/i2c.h> |
| 21 | #include "dvb_frontend.h" |
| 22 | #include "tda18271.h" |
| 23 | |
| 24 | enum tda8290_lna { |
| 25 | TDA8290_LNA_OFF = 0, |
| 26 | TDA8290_LNA_GP0_HIGH_ON = 1, |
| 27 | TDA8290_LNA_GP0_HIGH_OFF = 2, |
| 28 | TDA8290_LNA_ON_BRIDGE = 3, |
| 29 | }; |
| 30 | |
| 31 | struct tda829x_config { |
| 32 | enum tda8290_lna lna_cfg; |
| 33 | |
| 34 | unsigned int probe_tuner:1; |
| 35 | #define TDA829X_PROBE_TUNER 0 |
| 36 | #define TDA829X_DONT_PROBE 1 |
| 37 | unsigned int no_i2c_gate:1; |
| 38 | struct tda18271_std_map *tda18271_std_map; |
| 39 | }; |
| 40 | |
| 41 | #if IS_REACHABLE(CONFIG_MEDIA_TUNER_TDA8290) |
| 42 | extern int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr); |
| 43 | |
| 44 | extern struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe, |
| 45 | struct i2c_adapter *i2c_adap, |
| 46 | u8 i2c_addr, |
| 47 | struct tda829x_config *cfg); |
| 48 | #else |
| 49 | static inline int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr) |
| 50 | { |
| 51 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| 52 | return -EINVAL; |
| 53 | } |
| 54 | |
| 55 | static inline struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe, |
| 56 | struct i2c_adapter *i2c_adap, |
| 57 | u8 i2c_addr, |
| 58 | struct tda829x_config *cfg) |
| 59 | { |
| 60 | printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n", |
| 61 | __func__); |
| 62 | return NULL; |
| 63 | } |
| 64 | #endif |
| 65 | |
| 66 | #endif /* __TDA8290_H__ */ |