1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * public header file of the frontend drivers for mobile DVB-T demodulators 4 * DiBcom 3000M-B and DiBcom 3000P/M-C (http://www.dibcom.fr/) 5 * 6 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de) 7 * 8 * based on GPL code from DibCom, which has 9 * 10 * Copyright (C) 2004 Amaury Demol for DiBcom 11 * 12 * Acknowledgements 13 * 14 * Amaury Demol from DiBcom for providing specs and driver 15 * sources, on which this driver (and the dvb-dibusb) are based. 16 * 17 * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information 18 */ 19 20 #ifndef DIB3000_H 21 #define DIB3000_H 22 23 #include <linux/dvb/frontend.h> 24 25 struct dib3000_config 26 { 27 /* the demodulator's i2c address */ 28 u8 demod_address; 29 }; 30 31 struct dib_fe_xfer_ops 32 { 33 /* pid and transfer handling is done in the demodulator */ 34 int (*pid_parse)(struct dvb_frontend *fe, int onoff); 35 int (*fifo_ctrl)(struct dvb_frontend *fe, int onoff); 36 int (*pid_ctrl)(struct dvb_frontend *fe, int index, int pid, int onoff); 37 int (*tuner_pass_ctrl)(struct dvb_frontend *fe, int onoff, u8 pll_ctrl); 38 }; 39 40 #if IS_REACHABLE(CONFIG_DVB_DIB3000MB) 41 extern struct dvb_frontend* dib3000mb_attach(const struct dib3000_config* config, 42 struct i2c_adapter* i2c, struct dib_fe_xfer_ops *xfer_ops); 43 #else 44 static inline struct dvb_frontend* dib3000mb_attach(const struct dib3000_config* config, 45 struct i2c_adapter* i2c, struct dib_fe_xfer_ops *xfer_ops) 46 { 47 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); 48 return NULL; 49 } 50 #endif // CONFIG_DVB_DIB3000MB 51 52 #endif // DIB3000_H 53