firmware/target/arm/s5l8700/audio-meizu.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2009 by Bertrik Sikken
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #include "config.h"
  22 #include "system.h"
  23 #include "cpu.h"
  24 #include "audio.h"
  25 #include "audiohw.h"
  26 #include "sound.h"
  27
  28 int audio_channels = 2;
  29 int audio_output_source = AUDIO_SRC_PLAYBACK;
  30
  31 void audio_set_output_source(int source)
  32 {
  33     if ((unsigned)source >= AUDIO_NUM_SOURCES)
  34         source = AUDIO_SRC_PLAYBACK;
  35
  36     audio_output_source = source;
  37 } /* audio_set_output_source */
  38
  39 void audio_input_mux(int source, unsigned flags)
  40 {
  41     static int last_source = AUDIO_SRC_PLAYBACK;
  42
  43     (void)flags;
  44
  45     switch (source)
  46     {
  47         default:                        /* playback - no recording */
  48             source = AUDIO_SRC_PLAYBACK;
  49         case AUDIO_SRC_PLAYBACK:
  50             audio_channels = 2;
  51             if (source != last_source)
  52             {
  53 //                audiohw_set_monitor(false);
  54             }
  55             break;
  56
  57         case AUDIO_SRC_FMRADIO:         /* recording and playback */
  58             audio_channels = 2;
  59             if (source == last_source)
  60                 break;
  61
  62 //            audiohw_set_monitor(true);
  63             break;
  64     } /* end switch */
  65
  66     last_source = source;
  67 } /* audio_input_mux */
  68