1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /** 3*4882a593Smuzhiyun * Driver for Zarlink ZL10036 DVB-S silicon tuner 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2006 Tino Reichardt 6*4882a593Smuzhiyun * Copyright (C) 2007-2009 Matthias Schwarzott <zzam@gentoo.de> 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #ifndef DVB_ZL10036_H 10*4882a593Smuzhiyun #define DVB_ZL10036_H 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #include <linux/i2c.h> 13*4882a593Smuzhiyun #include <media/dvb_frontend.h> 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun struct zl10036_config { 16*4882a593Smuzhiyun u8 tuner_address; 17*4882a593Smuzhiyun int rf_loop_enable; 18*4882a593Smuzhiyun }; 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun #if IS_REACHABLE(CONFIG_DVB_ZL10036) 21*4882a593Smuzhiyun /** 22*4882a593Smuzhiyun * Attach a zl10036 tuner to the supplied frontend structure. 23*4882a593Smuzhiyun * 24*4882a593Smuzhiyun * @fe: Frontend to attach to. 25*4882a593Smuzhiyun * @config: zl10036_config structure. 26*4882a593Smuzhiyun * @i2c: pointer to struct i2c_adapter. 27*4882a593Smuzhiyun * return: FE pointer on success, NULL on failure. 28*4882a593Smuzhiyun */ 29*4882a593Smuzhiyun extern struct dvb_frontend *zl10036_attach(struct dvb_frontend *fe, 30*4882a593Smuzhiyun const struct zl10036_config *config, struct i2c_adapter *i2c); 31*4882a593Smuzhiyun #else zl10036_attach(struct dvb_frontend * fe,const struct zl10036_config * config,struct i2c_adapter * i2c)32*4882a593Smuzhiyunstatic inline struct dvb_frontend *zl10036_attach(struct dvb_frontend *fe, 33*4882a593Smuzhiyun const struct zl10036_config *config, struct i2c_adapter *i2c) 34*4882a593Smuzhiyun { 35*4882a593Smuzhiyun printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 36*4882a593Smuzhiyun return NULL; 37*4882a593Smuzhiyun } 38*4882a593Smuzhiyun #endif 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun #endif /* DVB_ZL10036_H */ 41