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kutils: check if the default CPU governors or those set in the config are available from KPowerManager::isSupported()

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Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
This commit is contained in:
Ivailo Monev 2022-04-22 01:15:03 +03:00
parent 017c46542e
commit 87722e325e
1 changed files with 13 additions and 8 deletions
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21
kutils/kpowermanager/kpowermanager.cpp
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@ -82,14 +82,8 @@ bool KPowerManager::setProfile(const QString &profile)
if (KPowerManager::isEnabled()) {
KConfig kconfig("kpowermanagerrc", KConfig::SimpleConfig);
KConfigGroup kconfigprofile = kconfig.group(profile);
QString defaultcpugovernor;
// this assumes the CPU governors are not disabled
if (profile == QLatin1String("Performance")) {
defaultcpugovernor = QString::fromLatin1("performance");
} else {
defaultcpugovernor = QString::fromLatin1("powersave");
}
const QString cpugovernor = kconfigprofile.readEntry("CPUGovernor", defaultcpugovernor);
const QString cpugovernor = kconfigprofile.readEntry("CPUGovernor", profile.toLower());
kDebug() << "Power manager CPU governor" << cpugovernor;
return setCPUGovernor(cpugovernor);
}
@ -155,7 +149,18 @@ bool KPowerManager::isEnabled()
bool KPowerManager::isSupported()
{
KPowerManager kpowermanager;
return (!kpowermanager.CPUGovernors().isEmpty());
const QStringList cpugovernors = kpowermanager.CPUGovernors();
bool result = true;
KConfig kconfig("kpowermanagerrc", KConfig::SimpleConfig);
foreach (const QString &profile, kpowermanager.profiles()) {
KConfigGroup kconfigprofile = kconfig.group(profile);
const QString cpugovernor = kconfigprofile.readEntry("CPUGovernor", profile.toLower());
if (!cpugovernors.contains(cpugovernor)) {
result = false;
break;
}
}
return result;
}
void KPowerManager::_configDirty(const QString &path)