firmware/export/fmradio.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  * Driver to control the (Samsung) tuner via port-banging SPI
  10  *
  11  * Copyright (C) 2002 by Linus Nielsen Feltzing
  12  *
  13  * This program is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU General Public License
  15  * as published by the Free Software Foundation; either version 2
  16  * of the License, or (at your option) any later version.
  17  *
  18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  19  * KIND, either express or implied.
  20  *
  21  ****************************************************************************/
  22 #ifndef FMRADIO_H
  23 #define FMRADIO_H
  24
  25 /** declare some stuff here so powermgmt.c can properly tell if the radio is
  26     actually playing and not just paused. This break in heirarchy is allowed
  27     for audio_status(). **/
  28
  29 /* set when radio is playing or paused within fm radio screen */
  30 #define FMRADIO_OFF         0x0
  31 #define FMRADIO_PLAYING     0x1
  32 #define FMRADIO_PAUSED      0x2
  33
  34 extern int  get_radio_status(void);
  35
  36 extern int fmradio_read(int addr);
  37 extern void fmradio_set(int addr, int data);
  38
  39 #endif