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authorMichele Calgaro <michele.calgaro@yahoo.it>2016-04-24 19:22:56 +1000
committerMichele Calgaro <michele.calgaro@yahoo.it>2016-04-24 19:22:56 +1000
commit3b095cf3cd208624f0f7fdb353982185827aa6a4 (patch)
treefc1eaff5c910be87302bd2f895230109c552636a /tdecore/tdehw
parentdfd961b2b9ee29c7ca05c4e288cdeaaff9b2d6e8 (diff)
downloadtdelibs-3b095cf3cd208624f0f7fdb353982185827aa6a4.tar.gz
tdelibs-3b095cf3cd208624f0f7fdb353982185827aa6a4.zip
tdecore: Initial support for hybrid suspend (aka suspend to RAM + suspend to disk).
Update to dbus interface and hardware device manager will be commit separately. This relates to bug 2601. Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
Diffstat (limited to 'tdecore/tdehw')
-rw-r--r--tdecore/tdehw/tdehardwaredevices.cpp6
-rw-r--r--tdecore/tdehw/tderootsystemdevice.cpp181
-rw-r--r--tdecore/tdehw/tderootsystemdevice.h11
3 files changed, 180 insertions, 18 deletions
diff --git a/tdecore/tdehw/tdehardwaredevices.cpp b/tdecore/tdehw/tdehardwaredevices.cpp
index 9c5a0833d..e2a935e61 100644
--- a/tdecore/tdehw/tdehardwaredevices.cpp
+++ b/tdecore/tdehw/tdehardwaredevices.cpp
@@ -3363,6 +3363,9 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist
if (line.contains("reboot")) {
hibernationmethods.append(TDESystemHibernationMethod::Reboot);
}
+ if (line.contains("suspend")) {
+ hibernationmethods.append(TDESystemHibernationMethod::Suspend);
+ }
if (line.contains("testproc")) {
hibernationmethods.append(TDESystemHibernationMethod::TestProc);
}
@@ -3384,6 +3387,9 @@ void TDEHardwareDevices::updateExistingDeviceInformation(TDEGenericDevice* exist
if (line.contains("reboot")) {
hibernationmethod = TDESystemHibernationMethod::Reboot;
}
+ if (line.contains("suspend")) {
+ hibernationmethod = TDESystemHibernationMethod::Suspend;
+ }
if (line.contains("testproc")) {
hibernationmethod = TDESystemHibernationMethod::TestProc;
}
diff --git a/tdecore/tdehw/tderootsystemdevice.cpp b/tdecore/tdehw/tderootsystemdevice.cpp
index 92c95fcc2..90e0156d2 100644
--- a/tdecore/tdehw/tderootsystemdevice.cpp
+++ b/tdecore/tdehw/tderootsystemdevice.cpp
@@ -296,9 +296,12 @@ bool TDERootSystemDevice::canSuspend() {
bool TDERootSystemDevice::canHibernate() {
TQString statenode = "/sys/power/state";
- int rval = access (statenode.ascii(), W_OK);
- if (rval == 0) {
- if (powerStates().contains(TDESystemPowerState::Hibernate)) {
+ TQString disknode = "/sys/power/disk";
+ int state_rval = access (statenode.ascii(), W_OK);
+ int disk_rval = access (disknode.ascii(), W_OK);
+ if (state_rval == 0 && disk_rval == 0) {
+ if (powerStates().contains(TDESystemPowerState::Hibernate) &&
+ hibernationMethods().contains(TDESystemHibernationMethod::Platform)) {
return TRUE;
}
else {
@@ -407,6 +410,83 @@ bool TDERootSystemDevice::canHibernate() {
return FALSE;
}
+bool TDERootSystemDevice::canHybridSuspend() {
+ TQString statenode = "/sys/power/state";
+ TQString disknode = "/sys/power/disk";
+ int state_rval = access (statenode.ascii(), W_OK);
+ int disk_rval = access (disknode.ascii(), W_OK);
+ if (state_rval == 0 && disk_rval == 0) {
+ if (powerStates().contains(TDESystemPowerState::Hibernate) &&
+ hibernationMethods().contains(TDESystemHibernationMethod::Suspend)) {
+ return TRUE;
+ }
+ else {
+ return FALSE;
+ }
+ }
+
+#ifdef WITH_LOGINDPOWER
+ {
+ TQT_DBusConnection dbusConn = TQT_DBusConnection::addConnection(TQT_DBusConnection::SystemBus);
+ if (dbusConn.isConnected()) {
+ // can hybrid suspend?
+ TQT_DBusMessage msg = TQT_DBusMessage::methodCall(
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "CanHybridSleep");
+ TQT_DBusMessage reply = dbusConn.sendWithReply(msg);
+ if (reply.type() == TQT_DBusMessage::ReplyMessage && reply.count() == 1) {
+ return (reply[0].toString() == "yes");
+ }
+ }
+ }
+#endif // WITH_LOGINDPOWER
+
+ // No support "hybrid suspend" in org.freedesktop.UPower
+ // No support "hybrid suspend" in org.freedesktop.DeviceKit.Power
+
+#ifdef WITH_HAL
+ {
+ TQT_DBusConnection dbusConn = TQT_DBusConnection::addConnection(TQT_DBusConnection::SystemBus);
+ if (dbusConn.isConnected()) {
+ TQT_DBusProxy halProperties("org.freedesktop.Hal", "/org/freedesktop/Hal/devices/computer", "org.freedesktop.Hal.Device", dbusConn);
+ if (halProperties.canSend()) {
+ // can hybrid suspend?
+ TQValueList<TQT_DBusData> params;
+ TQT_DBusMessage reply;
+ params.clear();
+ params << TQT_DBusData::fromString("power_management.can_suspend_hybrid");
+ reply = halProperties.sendWithReply("GetPropertyBoolean", params);
+ if (reply.type() == TQT_DBusMessage::ReplyMessage && reply.count() == 1) {
+ return reply[0].toBool();
+ }
+ }
+ }
+ }
+#endif // WITH_HAL
+
+#ifdef WITH_TDEHWLIB_DAEMONS
+ {
+ TQT_DBusConnection dbusConn = TQT_DBusConnection::addConnection(TQT_DBusConnection::SystemBus);
+ if (dbusConn.isConnected()) {
+ // can hybrid suspend?
+ TQT_DBusMessage msg = TQT_DBusMessage::methodCall(
+ "org.trinitydesktop.hardwarecontrol",
+ "/org/trinitydesktop/hardwarecontrol",
+ "org.trinitydesktop.hardwarecontrol.Power",
+ "CanHybridSuspend");
+ TQT_DBusMessage reply = dbusConn.sendWithReply(msg);
+ if (reply.type() == TQT_DBusMessage::ReplyMessage && reply.count() == 1) {
+ return reply[0].toBool();
+ }
+ }
+ }
+#endif // WITH_TDEHWLIB_DAEMONS
+
+ return FALSE;
+}
+
bool TDERootSystemDevice::canPowerOff() {
TDEConfig config("ksmserverrc", true);
config.setGroup("General" );
@@ -574,31 +654,47 @@ void TDERootSystemDevice::setHibernationMethod(TDESystemHibernationMethod::TDESy
}
bool TDERootSystemDevice::setPowerState(TDESystemPowerState::TDESystemPowerState ps) {
- if ((ps == TDESystemPowerState::Standby) || (ps == TDESystemPowerState::Freeze) || (ps == TDESystemPowerState::Suspend) || (ps == TDESystemPowerState::Hibernate)) {
+ if ((ps == TDESystemPowerState::Freeze) || (ps == TDESystemPowerState::Standby) ||
+ (ps == TDESystemPowerState::Suspend) || (ps == TDESystemPowerState::Hibernate) ||
+ (ps == TDESystemPowerState::HybridSuspend)) {
TQString statenode = "/sys/power/state";
- TQFile file( statenode );
- if ( file.open( IO_WriteOnly ) ) {
+ TQString disknode = "/sys/power/disk";
+ TQFile statefile( statenode );
+ TQFile diskfile( disknode );
+ if ( statefile.open( IO_WriteOnly ) &&
+ ((ps != TDESystemPowerState::Hibernate && ps != TDESystemPowerState::HybridSuspend) ||
+ diskfile.open( IO_WriteOnly )) ) {
TQString powerCommand;
- if (ps == TDESystemPowerState::Standby) {
- powerCommand = "standby";
- }
if (ps == TDESystemPowerState::Freeze) {
powerCommand = "freeze";
}
- if (ps == TDESystemPowerState::Suspend) {
+ else if (ps == TDESystemPowerState::Standby) {
+ powerCommand = "standby";
+ }
+ else if (ps == TDESystemPowerState::Suspend) {
powerCommand = "mem";
}
- if (ps == TDESystemPowerState::Hibernate) {
+ else if (ps == TDESystemPowerState::Hibernate) {
+ powerCommand = "disk";
+ TQTextStream diskstream( &diskfile );
+ diskstream << "platform";
+ diskfile.close();
+ }
+ else if (ps == TDESystemPowerState::HybridSuspend) {
powerCommand = "disk";
+ TQTextStream diskstream( &diskfile );
+ diskstream << "suspend";
+ diskfile.close();
}
- TQTextStream stream( &file );
- stream << powerCommand;
- file.close();
+ TQTextStream statestream( &statefile );
+ statestream << powerCommand;
+ statefile.close();
return true;
}
#ifdef WITH_LOGINDPOWER
{
+ // No support for "freeze" in org.freedesktop.login1
TQT_DBusConnection dbusConn;
dbusConn = TQT_DBusConnection::addConnection(TQT_DBusConnection::SystemBus);
if ( dbusConn.isConnected() ) {
@@ -624,12 +720,24 @@ bool TDERootSystemDevice::setPowerState(TDESystemPowerState::TDESystemPowerState
return true;
}
}
+ else if (ps == TDESystemPowerState::HybridSuspend) {
+ TQT_DBusMessage msg = TQT_DBusMessage::methodCall(
+ "org.freedesktop.login1",
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ "HybridSleep");
+ TQT_DBusMessage reply = dbusConn.sendWithReply(msg);
+ if (reply.type() == TQT_DBusMessage::ReplyMessage) {
+ return true;
+ }
+ }
}
}
#endif // WITH_LOGINDPOWER
#ifdef WITH_UPOWER
{
+ // No support for "freeze" and "hybrid suspend" in org.freedesktop.UPower
TQT_DBusConnection dbusConn;
dbusConn = TQT_DBusConnection::addConnection(TQT_DBusConnection::SystemBus);
if ( dbusConn.isConnected() ) {
@@ -661,6 +769,7 @@ bool TDERootSystemDevice::setPowerState(TDESystemPowerState::TDESystemPowerState
#ifdef WITH_DEVKITPOWER
{
+ // No support for "freeze" and "hybrid suspend" in org.freedesktop.DeviceKit.Power
TQT_DBusConnection dbusConn;
dbusConn = TQT_DBusConnection::addConnection(TQT_DBusConnection::SystemBus);
if ( dbusConn.isConnected() ) {
@@ -692,6 +801,7 @@ bool TDERootSystemDevice::setPowerState(TDESystemPowerState::TDESystemPowerState
#ifdef WITH_HAL
{
+ // No support for "freeze" in org.freedesktop.Hal
TQT_DBusConnection dbusConn;
dbusConn = TQT_DBusConnection::addConnection(TQT_DBusConnection::SystemBus);
if ( dbusConn.isConnected() ) {
@@ -719,6 +829,17 @@ bool TDERootSystemDevice::setPowerState(TDESystemPowerState::TDESystemPowerState
return true;
}
}
+ else if (ps == TDESystemPowerState::HybridSuspend) {
+ TQT_DBusMessage msg = TQT_DBusMessage::methodCall(
+ "org.freedesktop.Hal",
+ "/org/freedesktop/Hal/devices/computer",
+ "org.freedesktop.Hal.Device.SystemPowerManagement",
+ "SuspendHybrid");
+ TQT_DBusMessage reply = dbusConn.sendWithReply(msg);
+ if (reply.type() == TQT_DBusMessage::ReplyMessage) {
+ return true;
+ }
+ }
}
}
#endif // WITH_HAL
@@ -772,6 +893,17 @@ bool TDERootSystemDevice::setPowerState(TDESystemPowerState::TDESystemPowerState
return true;
}
}
+ else if (ps == TDESystemPowerState::HybridSuspend) {
+ TQT_DBusMessage msg = TQT_DBusMessage::methodCall(
+ "org.trinitydesktop.hardwarecontrol",
+ "/org/trinitydesktop/hardwarecontrol",
+ "org.trinitydesktop.hardwarecontrol.Power",
+ "HybridSuspend");
+ TQT_DBusMessage reply = dbusConn.sendWithReply(msg);
+ if (reply.type() == TQT_DBusMessage::ReplyMessage) {
+ return true;
+ }
+ }
}
}
#endif // WITH_TDEHWLIB_DAEMONS
@@ -819,7 +951,24 @@ bool TDERootSystemDevice::setPowerState(TDESystemPowerState::TDESystemPowerState
}
#endif // WITH_CONSOLEKIT
// Power down the system using a DCOP command
- // Values are explained at http://lists.kde.org/?l=kde-linux&m=115770988603387
+ /* As found at http://lists.kde.org/?l=kde-linux&m=115770988603387
+ Logout parameters explanation:
+ First parameter: confirm
+ Obey the user's confirmation setting: -1
+ Don't confirm, shutdown without asking: 0
+ Always confirm, ask even if the user turned it off: 1
+ Second parameter: type
+ Select previous action or the default if it's the first time: -1
+ Only log out: 0
+ Log out and reboot the machine: 1
+ Log out and halt the machine: 2
+ Third parameter: mode
+ Select previous mode or the default if it's the first time: -1
+ Schedule a shutdown (halt or reboot) for the time all active sessions have exited: 0
+ Shut down, if no sessions are active. Otherwise do nothing: 1
+ Force shutdown. Kill any possibly active sessions: 2
+ Pop up a dialog asking the user what to do if sessions are still active: 3
+ */
TQByteArray data;
TQDataStream arg(data, IO_WriteOnly);
arg << (int)0 << (int)2 << (int)2;
@@ -869,7 +1018,7 @@ bool TDERootSystemDevice::setPowerState(TDESystemPowerState::TDESystemPowerState
}
#endif // WITH_CONSOLEKIT
// Power down the system using a DCOP command
- // Values are explained at http://lists.kde.org/?l=kde-linux&m=115770988603387
+ // See above PowerOff section for logout() parameters explanation
TQByteArray data;
TQDataStream arg(data, IO_WriteOnly);
arg << (int)0 << (int)1 << (int)2;
diff --git a/tdecore/tdehw/tderootsystemdevice.h b/tdecore/tdehw/tderootsystemdevice.h
index 7809fb09c..a28ff62a1 100644
--- a/tdecore/tdehw/tderootsystemdevice.h
+++ b/tdecore/tdehw/tderootsystemdevice.h
@@ -41,7 +41,8 @@ enum TDESystemPowerState {
Suspend,
Hibernate,
PowerOff,
- Reboot
+ Reboot,
+ HybridSuspend
};
};
@@ -52,7 +53,8 @@ enum TDESystemHibernationMethod {
Shutdown,
Reboot,
TestProc,
- Test
+ Test,
+ Suspend
};
};
@@ -124,6 +126,11 @@ class TDECORE_EXPORT TDERootSystemDevice : public TDEGenericDevice
bool canHibernate();
/**
+ * @return TRUE if hardware and permissions allow the system to be hybrid suspended, FALSE if not
+ */
+ bool canHybridSuspend();
+
+ /**
* @return TRUE if permissions allow the system to be powered down, FALSE if not
*/
bool canPowerOff();