Thomas Gleixner | 74ba920 | 2019-05-20 09:19:02 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
Konstantin Dimitrov | 6fef4fc | 2012-12-23 19:25:27 -0300 | [diff] [blame] | 2 | /* |
| 3 | Montage Technology TS2020 - Silicon Tuner driver |
| 4 | Copyright (C) 2009-2012 Konstantin Dimitrov <kosio.dimitrov@gmail.com> |
| 5 | |
| 6 | Copyright (C) 2009-2012 TurboSight.com |
| 7 | |
Konstantin Dimitrov | 6fef4fc | 2012-12-23 19:25:27 -0300 | [diff] [blame] | 8 | */ |
| 9 | |
| 10 | #ifndef TS2020_H |
| 11 | #define TS2020_H |
| 12 | |
| 13 | #include <linux/dvb/frontend.h> |
| 14 | |
| 15 | struct ts2020_config { |
| 16 | u8 tuner_address; |
John Horan | 03a6727 | 2013-08-28 09:37:37 -0300 | [diff] [blame] | 17 | u32 frequency_div; |
Antti Palosaari | abd9025 | 2015-03-23 14:14:40 -0300 | [diff] [blame] | 18 | |
| 19 | /* |
| 20 | * RF loop-through |
| 21 | */ |
David Howells | 0f20baa | 2015-06-03 08:34:13 -0300 | [diff] [blame] | 22 | bool loop_through:1; |
Antti Palosaari | abd9025 | 2015-03-23 14:14:40 -0300 | [diff] [blame] | 23 | |
| 24 | /* |
| 25 | * clock output |
| 26 | */ |
| 27 | #define TS2020_CLK_OUT_DISABLED 0 |
| 28 | #define TS2020_CLK_OUT_ENABLED 1 |
| 29 | #define TS2020_CLK_OUT_ENABLED_XTALOUT 2 |
| 30 | u8 clk_out:2; |
| 31 | |
| 32 | /* |
| 33 | * clock output divider |
| 34 | * 1 - 31 |
| 35 | */ |
| 36 | u8 clk_out_div:5; |
| 37 | |
David Howells | c7275ae | 2015-06-03 08:35:08 -0300 | [diff] [blame] | 38 | /* Set to true to suppress stat polling */ |
| 39 | bool dont_poll:1; |
| 40 | |
Antti Palosaari | abd9025 | 2015-03-23 14:14:40 -0300 | [diff] [blame] | 41 | /* |
| 42 | * pointer to DVB frontend |
| 43 | */ |
| 44 | struct dvb_frontend *fe; |
Antti Palosaari | e6ad9ce | 2015-03-26 20:20:42 -0300 | [diff] [blame] | 45 | |
| 46 | /* |
| 47 | * driver private, do not set value |
| 48 | */ |
| 49 | u8 attach_in_use:1; |
David Howells | 0f91c9d | 2015-05-26 12:04:00 -0300 | [diff] [blame] | 50 | |
| 51 | /* Operation to be called by the ts2020 driver to get the value of the |
| 52 | * AGC PWM tuner input as theoretically output by the demodulator. |
| 53 | */ |
| 54 | int (*get_agc_pwm)(struct dvb_frontend *fe, u8 *_agc_pwm); |
Konstantin Dimitrov | 6fef4fc | 2012-12-23 19:25:27 -0300 | [diff] [blame] | 55 | }; |
| 56 | |
Antti Palosaari | e6ad9ce | 2015-03-26 20:20:42 -0300 | [diff] [blame] | 57 | /* Do not add new ts2020_attach() users! Use I2C bindings instead. */ |
Arnd Bergmann | 9b17452 | 2015-02-18 14:12:42 -0300 | [diff] [blame] | 58 | #if IS_REACHABLE(CONFIG_DVB_TS2020) |
Konstantin Dimitrov | 6fef4fc | 2012-12-23 19:25:27 -0300 | [diff] [blame] | 59 | extern struct dvb_frontend *ts2020_attach( |
| 60 | struct dvb_frontend *fe, |
| 61 | const struct ts2020_config *config, |
| 62 | struct i2c_adapter *i2c); |
| 63 | #else |
| 64 | static inline struct dvb_frontend *ts2020_attach( |
| 65 | struct dvb_frontend *fe, |
| 66 | const struct ts2020_config *config, |
| 67 | struct i2c_adapter *i2c) |
| 68 | { |
| 69 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| 70 | return NULL; |
| 71 | } |
| 72 | #endif |
| 73 | |
| 74 | #endif /* TS2020_H */ |