1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 Conexant 22702 DVB OFDM demodulator driver 4 5 based on: 6 Alps TDMB7 DVB OFDM demodulator driver 7 8 Copyright (C) 2001-2002 Convergence Integrated Media GmbH 9 Holger Waechtler <holger@convergence.de> 10 11 Copyright (C) 2004 Steven Toth <stoth@linuxtv.org> 12 13 14 */ 15 16 #ifndef CX22702_H 17 #define CX22702_H 18 19 #include <linux/dvb/frontend.h> 20 21 struct cx22702_config { 22 /* the demodulator's i2c address */ 23 u8 demod_address; 24 25 /* serial/parallel output */ 26 #define CX22702_PARALLEL_OUTPUT 0 27 #define CX22702_SERIAL_OUTPUT 1 28 u8 output_mode; 29 }; 30 31 #if IS_REACHABLE(CONFIG_DVB_CX22702) 32 extern struct dvb_frontend *cx22702_attach( 33 const struct cx22702_config *config, 34 struct i2c_adapter *i2c); 35 #else 36 static inline struct dvb_frontend *cx22702_attach( 37 const struct cx22702_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 44 45 #endif 46