| /* SPDX-License-Identifier: GPL-2.0-or-later */ | |
| /* | |
| Montage Technology TS2020 - Silicon Tuner driver | |
| Copyright (C) 2009-2012 Konstantin Dimitrov <kosio.dimitrov@gmail.com> | |
| Copyright (C) 2009-2012 TurboSight.com | |
| */ | |
| #ifndef TS2020_H | |
| #define TS2020_H | |
| #include <linux/dvb/frontend.h> | |
| struct ts2020_config { | |
| u8 tuner_address; | |
| u32 frequency_div; | |
| /* | |
| * RF loop-through | |
| */ | |
| bool loop_through:1; | |
| /* | |
| * clock output | |
| */ | |
| #define TS2020_CLK_OUT_DISABLED 0 | |
| #define TS2020_CLK_OUT_ENABLED 1 | |
| #define TS2020_CLK_OUT_ENABLED_XTALOUT 2 | |
| u8 clk_out:2; | |
| /* | |
| * clock output divider | |
| * 1 - 31 | |
| */ | |
| u8 clk_out_div:5; | |
| /* Set to true to suppress stat polling */ | |
| bool dont_poll:1; | |
| /* | |
| * pointer to DVB frontend | |
| */ | |
| struct dvb_frontend *fe; | |
| /* | |
| * driver private, do not set value | |
| */ | |
| u8 attach_in_use:1; | |
| /* Operation to be called by the ts2020 driver to get the value of the | |
| * AGC PWM tuner input as theoretically output by the demodulator. | |
| */ | |
| int (*get_agc_pwm)(struct dvb_frontend *fe, u8 *_agc_pwm); | |
| }; | |
| /* Do not add new ts2020_attach() users! Use I2C bindings instead. */ | |
| #if IS_REACHABLE(CONFIG_DVB_TS2020) | |
| extern struct dvb_frontend *ts2020_attach( | |
| struct dvb_frontend *fe, | |
| const struct ts2020_config *config, | |
| struct i2c_adapter *i2c); | |
| #else | |
| static inline struct dvb_frontend *ts2020_attach( | |
| struct dvb_frontend *fe, | |
| const struct ts2020_config *config, | |
| struct i2c_adapter *i2c) | |
| { | |
| printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
| return NULL; | |
| } | |
| #endif | |
| #endif /* TS2020_H */ |