| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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| 2 | /* |
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| 3 | Driver for VES1893 and VES1993 QPSK Demodulators |
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| 4 | |
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| 5 | Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de> |
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| 6 | Copyright (C) 2001 Ronny Strutz <3des@elitedvb.de> |
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| 7 | Copyright (C) 2002 Dennis Noermann <dennis.noermann@noernet.de> |
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| 8 | Copyright (C) 2002-2003 Andreas Oberritter <obi@linuxtv.org> |
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| 9 | |
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| 10 | |
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| 11 | */ |
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| 12 | |
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| 13 | #ifndef VES1X93_H |
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| 14 | #define VES1X93_H |
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| 15 | |
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| 16 | #include <linux/dvb/frontend.h> |
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| 17 | |
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| 18 | struct ves1x93_config |
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| 19 | { |
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| 20 | /* the demodulator's i2c address */ |
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| 21 | u8 demod_address; |
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| 22 | |
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| 23 | /* value of XIN to use */ |
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| 24 | u32 xin; |
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| 25 | |
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| 26 | /* should PWM be inverted? */ |
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| 27 | u8 invert_pwm:1; |
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| 28 | }; |
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| 29 | |
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| 30 | #if IS_REACHABLE(CONFIG_DVB_VES1X93) |
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| 31 | extern struct dvb_frontend* ves1x93_attach(const struct ves1x93_config* config, |
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| 32 | struct i2c_adapter* i2c); |
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| 33 | #else |
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| 34 | static inline struct dvb_frontend* ves1x93_attach(const struct ves1x93_config* config, |
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| 35 | struct i2c_adapter* i2c) |
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| 36 | { |
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| 37 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n" , __func__); |
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| 38 | return NULL; |
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| 39 | } |
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| 40 | #endif // CONFIG_DVB_VES1X93 |
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| 41 | |
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| 42 | #endif // VES1X93_H |
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| 43 | |
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