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Implemented audio path management API in linux audio driver

This commit is contained in:
Silvano Seva 2022-09-21 14:34:52 +02:00
parent 25caffde6b
commit 714a0dd331
3 changed files with 134 additions and 52 deletions
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2
meson.build
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@ -263,7 +263,7 @@ linux_platform_src = ['platform/targets/linux/emulator/emulator.c',
'platform/mcu/x86_64/drivers/delays.c', 'platform/mcu/x86_64/drivers/delays.c',
'platform/mcu/x86_64/drivers/rtc.c', 'platform/mcu/x86_64/drivers/rtc.c',
'platform/drivers/baseband/radio_linux.cpp', 'platform/drivers/baseband/radio_linux.cpp',
'platform/drivers/audio/audio_linux.cpp', 'platform/drivers/audio/audio_linux.c',
'platform/drivers/audio/inputStream_linux.cpp', 'platform/drivers/audio/inputStream_linux.cpp',
'platform/drivers/audio/outputStream_linux.c', 'platform/drivers/audio/outputStream_linux.c',
'platform/targets/linux/platform.c', 'platform/targets/linux/platform.c',

133
platform/drivers/audio/audio_linux.c Normal file
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@ -0,0 +1,133 @@
/***************************************************************************
* Copyright (C) 2021 - 2022 by Federico Amedeo Izzo IU2NUO, *
* Niccolò Izzo IU2KIN *
* Frederik Saraci IU2NRO *
* Silvano Seva IU2KWO *
* *
* 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 3 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, see <http://www.gnu.org/licenses/> *
***************************************************************************/
#include <interfaces/audio.h>
#include <interfaces/gpio.h>
#include <hwconfig.h>
static const uint8_t pathCompatibilityMatrix[9][9] =
{
// MIC-SPK MIC-RTX MIC-MCU RTX-SPK RTX-RTX RTX-MCU MCU-SPK MCU-RTX MCU-MCU
{ 0 , 0 , 0 , 1 , 0 , 1 , 1 , 0 , 1 }, // MIC-RTX
{ 0 , 0 , 0 , 0 , 1 , 1 , 0 , 1 , 1 }, // MIC-SPK
{ 0 , 0 , 0 , 1 , 1 , 0 , 1 , 1 , 0 }, // MIC-MCU
{ 0 , 1 , 1 , 0 , 0 , 0 , 0 , 1 , 1 }, // RTX-SPK
{ 1 , 0 , 1 , 0 , 0 , 0 , 1 , 0 , 1 }, // RTX-RTX
{ 1 , 1 , 0 , 0 , 0 , 0 , 1 , 1 , 0 }, // RTX-MCU
{ 0 , 1 , 1 , 0 , 1 , 1 , 0 , 0 , 0 }, // MCU-SPK
{ 1 , 0 , 1 , 1 , 0 , 1 , 0 , 0 , 0 }, // MCU-RTX
{ 1 , 1 , 0 , 1 , 1 , 0 , 0 , 0 , 0 } // MCU-MCU
};
void audio_init()
{
}
void audio_terminate()
{
}
void audio_connect(const enum AudioSource source, const enum AudioSink sink)
{
#ifdef VERBOSE
printf("Connect ");
switch(source)
{
case SOURCE_MIC: printf("MIC"); break;
case SOURCE_RTX: printf("RTX"); break;
case SOURCE_MCU: printf("MCU"); break;
default: break;
}
printf(" with ");
switch(sink)
{
case SINK_SPK: printf("SPK\n"); break;
case SINK_RTX: printf("RTX\n"); break;
case SINK_MCU: printf("MCU\n"); break;
default: break;
}
#else
(void) source;
(void) sink;
#endif
}
void audio_disconnect(const enum AudioSource source, const enum AudioSink sink)
{
#ifdef VERBOSE
printf("Disconnect ");
switch(source)
{
case SOURCE_MIC: printf("MIC"); break;
case SOURCE_RTX: printf("RTX"); break;
case SOURCE_MCU: printf("MCU"); break;
default: break;
}
printf(" from ");
switch(sink)
{
case SINK_SPK: printf("SPK\n"); break;
case SINK_RTX: printf("RTX\n"); break;
case SINK_MCU: printf("MCU\n"); break;
default: break;
}
#else
(void) source;
(void) sink;
#endif
}
bool audio_checkPathCompatibility(const enum AudioSource p1Source,
const enum AudioSink p1Sink,
const enum AudioSource p2Source,
const enum AudioSink p2Sink)
{
uint8_t p1Index = (p1Source * 3) + p1Sink;
uint8_t p2Index = (p2Source * 3) + p2Sink;
return pathCompatibilityMatrix[p1Index][p2Index] == 1;
}
void audio_enableMic()
{
/* No mic control on this family */
}
void audio_disableMic()
{
/* No mic control on this family */
}
void audio_enableAmp()
{
/* No PA control on this family */
}
void audio_disableAmp()
{
/* No PA control on this family */
}

51
platform/drivers/audio/audio_linux.cpp
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@ -1,51 +0,0 @@
/***************************************************************************
* Copyright (C) 2021 - 2022 by Federico Amedeo Izzo IU2NUO, *
* Niccolò Izzo IU2KIN *
* Frederik Saraci IU2NRO *
* Silvano Seva IU2KWO *
* *
* 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 3 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, see <http://www.gnu.org/licenses/> *
***************************************************************************/
#include <interfaces/audio.h>
#include <interfaces/gpio.h>
#include <hwconfig.h>
void audio_init()
{
}
void audio_terminate()
{
}
void audio_enableMic()
{
/* No mic control on this family */
}
void audio_disableMic()
{
/* No mic control on this family */
}
void audio_enableAmp()
{
/* No PA control on this family */
}
void audio_disableAmp()
{
/* No PA control on this family */
}