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libtriple: use AVS mute to avoid audio pop during boot

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Origin commit data
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Branch: master
Commit: 9d7c877b7c
Author: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: 2012-01-22 (Sun, 22 Jan 2012)


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This commit was generated by Migit
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Stefan Seyfried
2012-01-22 13:18:31 +01:00
parent 098eba57f0
commit 6014ab0be2
3 changed files with 19 additions and 1 deletions
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4
libtriple/init_td.cpp
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@@ -17,6 +17,7 @@ extern "C" {
#include <hardware/avs/bios_system_config.h>
}
#include "lt_dfbinput.h"
#include "pwrmngr.h"
#include "lt_debug.h"
#define lt_debug(args...) _lt_debug(TRIPLE_DEBUG_INIT, NULL, args)
@@ -125,6 +126,9 @@ void init_td_api()
lt_info("%s begin, initialized=%d, debug=0x%02x\n", __FUNCTION__, (int)initialized, debuglevel);
if (!initialized)
{
/* leave standby early, this avoids popping noise on audio device */
cCpuFreqManager f;
f.SetCpuFreq(0); /* CPUFREQ == 0 is the trigger for leaving standby */
/* DirectFB does setpgid(0,0), which disconnects us from controlling terminal
and thus disables e.g. ctrl-C. work around that. */
pid_t pid = getpgid(0);