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libtriple: avoid audio noise when going to standby

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This commit is contained in:
Stefan Seyfried
2012-01-08 00:51:01 +01:00
parent 124733ce12
commit 9cc59bbd24
1 changed files with 6 additions and 0 deletions
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6
libtriple/pwrmngr.cpp
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@@ -52,9 +52,15 @@ bool cCpuFreqManager::SetCpuFreq(unsigned long f)
return false; return false;
} }
if (f) if (f)
{
ioctl(fd, IOC_AVS_SET_VOLUME, 31); /* mute AVS to avoid ugly noise */
ioctl(fd, IOC_AVS_STANDBY_ENTER); ioctl(fd, IOC_AVS_STANDBY_ENTER);
}
else else
{
ioctl(fd, IOC_AVS_STANDBY_LEAVE); ioctl(fd, IOC_AVS_STANDBY_LEAVE);
ioctl(fd, IOC_AVS_SET_VOLUME, 0); /* max gain */
}
close(fd); close(fd);
return true; return true;