LXR linux/drivers/media/dvb-frontends/cx24117.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3    Conexant cx24117/cx24132 - Dual DVBS/S2 Satellite demod/tuner driver
   4
   5    Copyright (C) 2013 Luis Alves <ljalvs@gmail.com>
   6        (based on cx24116.h by Steven Toth)
   7
   8*/
   9
  10#ifndef CX24117_H
  11#define CX24117_H
  12
  13#include <linux/dvb/frontend.h>
  14
  15struct cx24117_config {
  16        /* the demodulator's i2c address */
  17        u8 demod_address;
  18};
  19
  20#if IS_REACHABLE(CONFIG_DVB_CX24117)
  21extern struct dvb_frontend *cx24117_attach(
  22        const struct cx24117_config *config,
  23        struct i2c_adapter *i2c);
  24#else
  25static inline struct dvb_frontend *cx24117_attach(
  26        const struct cx24117_config *config,
  27        struct i2c_adapter *i2c)
  28{
  29        dev_warn(&i2c->dev, "%s: driver disabled by Kconfig\n", __func__);
  30        return NULL;
  31}
  32#endif
  33
  34#endif /* CX24117_H */
  35