LXR linux/drivers/media/dvb-frontends/mb86a16.h

   1/*
   2        Fujitsu MB86A16 DVB-S/DSS DC Receiver driver
   3
   4        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
   5
   6        This program is free software; you can redistribute it and/or modify
   7        it under the terms of the GNU General Public License as published by
   8        the Free Software Foundation; either version 2 of the License, or
   9        (at your option) any later version.
  10
  11        This program is distributed in the hope that it will be useful,
  12        but WITHOUT ANY WARRANTY; without even the implied warranty of
  13        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14        GNU General Public License for more details.
  15
  16        You should have received a copy of the GNU General Public License
  17        along with this program; if not, write to the Free Software
  18        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19*/
  20
  21#ifndef __MB86A16_H
  22#define __MB86A16_H
  23
  24#include <linux/dvb/frontend.h>
  25#include <media/dvb_frontend.h>
  26
  27
  28struct mb86a16_config {
  29        u8 demod_address;
  30
  31        int (*set_voltage)(struct dvb_frontend *fe,
  32                           enum fe_sec_voltage voltage);
  33};
  34
  35
  36
  37#if IS_REACHABLE(CONFIG_DVB_MB86A16)
  38
  39extern struct dvb_frontend *mb86a16_attach(const struct mb86a16_config *config,
  40                                           struct i2c_adapter *i2c_adap);
  41
  42#else
  43
  44static inline struct dvb_frontend *mb86a16_attach(const struct mb86a16_config *config,
  45                                           struct i2c_adapter *i2c_adap)
  46{
  47        printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
  48        return NULL;
  49}
  50
  51#endif /* CONFIG_DVB_MB86A16 */
  52
  53#endif /* __MB86A16_H */
  54