drivers/media/dvb-frontends/tda8083.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3     Driver for Grundig 29504-491, a Philips TDA8083 based QPSK Frontend
   4
   5     Copyright (C) 2001 Convergence Integrated Media GmbH
   6
   7     written by Ralph Metzler <ralph@convergence.de>
   8
   9     adoption to the new DVB frontend API and diagnostic ioctl's
  10     by Holger Waechtler <holger@convergence.de>
  11
  12
  13 */
  14
  15 #ifndef TDA8083_H
  16 #define TDA8083_H
  17
  18 #include <linux/dvb/frontend.h>
  19
  20 struct tda8083_config
  21 {
  22         /* the demodulator's i2c address */
  23         u8 demod_address;
  24 };
  25
  26 #if IS_REACHABLE(CONFIG_DVB_TDA8083)
  27 extern struct dvb_frontend* tda8083_attach(const struct tda8083_config* config,
  28                                            struct i2c_adapter* i2c);
  29 #else
  30 static inline struct dvb_frontend* tda8083_attach(const struct tda8083_config* config,
  31                                            struct i2c_adapter* i2c)
  32 {
  33         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  34         return NULL;
  35 }
  36 #endif // CONFIG_DVB_TDA8083
  37
  38 #endif // TDA8083_H