1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun Conexant CX22700 DVB OFDM demodulator driver 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun Copyright (C) 2001-2002 Convergence Integrated Media GmbH 6*4882a593Smuzhiyun Holger Waechtler <holger@convergence.de> 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun */ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #ifndef CX22700_H 12*4882a593Smuzhiyun #define CX22700_H 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #include <linux/dvb/frontend.h> 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun struct cx22700_config 17*4882a593Smuzhiyun { 18*4882a593Smuzhiyun /* the demodulator's i2c address */ 19*4882a593Smuzhiyun u8 demod_address; 20*4882a593Smuzhiyun }; 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun #if IS_REACHABLE(CONFIG_DVB_CX22700) 23*4882a593Smuzhiyun extern struct dvb_frontend* cx22700_attach(const struct cx22700_config* config, 24*4882a593Smuzhiyun struct i2c_adapter* i2c); 25*4882a593Smuzhiyun #else cx22700_attach(const struct cx22700_config * config,struct i2c_adapter * i2c)26*4882a593Smuzhiyunstatic inline struct dvb_frontend* cx22700_attach(const struct cx22700_config* config, 27*4882a593Smuzhiyun struct i2c_adapter* i2c) 28*4882a593Smuzhiyun { 29*4882a593Smuzhiyun printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 30*4882a593Smuzhiyun return NULL; 31*4882a593Smuzhiyun } 32*4882a593Smuzhiyun #endif // CONFIG_DVB_CX22700 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun #endif // CX22700_H 35