72ccb14ab1
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26300 a1c6a512-1295-4272-9138-f99709370657
82 lines
2.8 KiB
C
82 lines
2.8 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2008 by Nils Wallménius
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "config.h"
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#include "system.h"
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#include "audiohw.h"
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#include "audio.h"
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void audiohw_enable_tone_controls(bool enable);
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void audiohw_enable_depth_3d(bool enable);
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/* Set the audio source for IIS TX */
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void audio_set_output_source(int source)
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{
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switch (source)
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{
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default:
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case AUDIO_SRC_PLAYBACK:
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audiohw_enable_tone_controls(true);
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audiohw_enable_depth_3d(true);
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/* Receive data from PORT2 (SSI2) */
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AUDMUX_PDCR4 = AUDMUX_PDCR_RXDSEL_PORT2;
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/* wmc_clear(WMC_COMPANDING_CTRL, WMC_LOOPBACK); */
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break;
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case AUDIO_SRC_FMRADIO:
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/* Analog path doesn't support these and digital radio playback
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* cannot be done without mixing on the MCU if voice is to be
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* heard. Any recording should match what is heard. */
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audiohw_enable_tone_controls(false);
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audiohw_enable_depth_3d(false);
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/* External source - receive data from self (loopback to TX) */
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AUDMUX_PDCR4 = AUDMUX_PDCR_RXDSEL_PORT4;
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/* wmc_set(WMC_COMPANDING_CTRL, WMC_LOOPBACK); */
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break;
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}
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}
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void audio_input_mux(int source, unsigned int flags)
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{
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/* Prevent pops from unneeded switching */
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static int last_source = AUDIO_SRC_PLAYBACK;
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bool recording = flags & SRCF_RECORDING;
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static bool last_recording = false;
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switch (source)
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{
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default:
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source = AUDIO_SRC_PLAYBACK;
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/* Fallthrough */
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case AUDIO_SRC_PLAYBACK: /* playback - no recording */
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if (source != last_source)
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audiohw_set_recsrc(AUDIO_SRC_PLAYBACK, false);
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break;
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case AUDIO_SRC_FMRADIO: /* recording and playback */
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if (source != last_source || recording != last_recording)
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audiohw_set_recsrc(AUDIO_SRC_FMRADIO, recording);
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break;
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}
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last_source = source;
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last_recording = recording;
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}
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