| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 2 | /* |
| 3 | Driver for STV0297 demodulator |
| 4 | |
| 5 | Copyright (C) 2003-2004 Dennis Noermann <dennis.noermann@noernet.de> |
| 6 | |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 7 | */ |
| 8 | |
| 9 | #ifndef STV0297_H |
| 10 | #define STV0297_H |
| 11 | |
| 12 | #include <linux/dvb/frontend.h> |
| 13 | #include <media/dvb_frontend.h> |
| 14 | |
| 15 | struct stv0297_config |
| 16 | { |
| 17 | /* the demodulator's i2c address */ |
| 18 | u8 demod_address; |
| 19 | |
| 20 | /* inittab - array of pairs of values. |
| 21 | * First of each pair is the register, second is the value. |
| 22 | * List should be terminated with an 0xff, 0xff pair. |
| 23 | */ |
| 24 | u8* inittab; |
| 25 | |
| 26 | /* does the "inversion" need inverted? */ |
| 27 | u8 invert:1; |
| 28 | |
| 29 | /* set to 1 if the device requires an i2c STOP during reading */ |
| 30 | u8 stop_during_read:1; |
| 31 | }; |
| 32 | |
| 33 | #if IS_REACHABLE(CONFIG_DVB_STV0297) |
| 34 | extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config, |
| 35 | struct i2c_adapter* i2c); |
| 36 | #else |
| 37 | static inline struct dvb_frontend* stv0297_attach(const struct stv0297_config* config, |
| 38 | struct i2c_adapter* i2c) |
| 39 | { |
| 40 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| 41 | return NULL; |
| 42 | } |
| 43 | #endif // CONFIG_DVB_STV0297 |
| 44 | |
| 45 | #endif // STV0297_H |