LXR linux/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
  20struct tda8083_config
  21{
  22        /* the demodulator's i2c address */
  23        u8 demod_address;
  24};
  25
  26#if IS_REACHABLE(CONFIG_DVB_TDA8083)
  27extern struct dvb_frontend* tda8083_attach(const struct tda8083_config* config,
  28                                           struct i2c_adapter* i2c);
  29#else
  30static 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
  39