rockbox/firmware/target/arm/sandisk/audio-c200_e200.c
Daniel Stenberg 2acc0ac542 Updated our source code header to explicitly mention that we are GPL v2 or
later. We still need to hunt down snippets used that are not. 1324 modified
files...
http://www.rockbox.org/mail/archive/rockbox-dev-archive-2008-06/0060.shtml


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17847 a1c6a512-1295-4272-9138-f99709370657
2008-06-28 18:10:04 +00:00

94 lines
2.9 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2007 by Michael Sevakis
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "system.h"
#include "cpu.h"
#include "audio.h"
#include "sound.h"
int audio_channels = 2;
int audio_output_source = AUDIO_SRC_PLAYBACK;
void audio_set_output_source(int source)
{
int oldmode = set_fiq_status(FIQ_DISABLED);
if ((unsigned)source >= AUDIO_NUM_SOURCES)
source = AUDIO_SRC_PLAYBACK;
audio_output_source = source;
if (source != AUDIO_SRC_PLAYBACK)
IISCONFIG |= (1 << 29);
set_fiq_status(oldmode);
} /* audio_set_output_source */
void audio_input_mux(int source, unsigned flags)
{
static int last_source = AUDIO_SRC_PLAYBACK;
static bool last_recording = false;
bool recording = flags & SRCF_RECORDING;
switch (source)
{
default: /* playback - no recording */
source = AUDIO_SRC_PLAYBACK;
case AUDIO_SRC_PLAYBACK:
audio_channels = 2;
if (source != last_source)
{
audiohw_set_monitor(false);
audiohw_disable_recording();
}
break;
case AUDIO_SRC_MIC: /* recording only */
audio_channels = 1;
if (source != last_source)
{
audiohw_set_monitor(false);
audiohw_enable_recording(true); /* source mic */
}
break;
case AUDIO_SRC_FMRADIO: /* recording and playback */
audio_channels = 2;
if (source == last_source && recording == last_recording)
break;
last_recording = recording;
if (recording)
{
audiohw_set_monitor(false);
audiohw_enable_recording(false);
}
else
{
audiohw_disable_recording();
audiohw_set_monitor(true); /* line 1 analog audio path */
}
break;
} /* end switch */
last_source = source;
} /* audio_input_mux */