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
  28 struct 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
  39 extern struct dvb_frontend *mb86a16_attach(const struct mb86a16_config *config,
  40                                            struct i2c_adapter *i2c_adap);
  41
  42 #else
  43
  44 static 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 */