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Use SpinWait instead of Sleep for Exclusive mode routine

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This commit is contained in:
Travis Nickles 2017-06-03 15:16:59 -07:00
parent 12454b6657
commit 6d4527a4c6
1 changed files with 9 additions and 1 deletions
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10
DS4Windows/DS4Library/DS4Devices.cs
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@ -192,6 +192,7 @@ namespace DS4Windows
public static void reEnableDevice(string deviceInstanceId) public static void reEnableDevice(string deviceInstanceId)
{ {
Stopwatch sw = new Stopwatch();
bool success; bool success;
Guid hidGuid = new Guid(); Guid hidGuid = new Guid();
NativeMethods.HidD_GetHidGuid(ref hidGuid); NativeMethods.HidD_GetHidGuid(ref hidGuid);
@ -226,7 +227,14 @@ namespace DS4Windows
throw new Exception("Error disabling device, error code = " + Marshal.GetLastWin32Error()); throw new Exception("Error disabling device, error code = " + Marshal.GetLastWin32Error());
} }
System.Threading.Thread.Sleep(50); sw.Start();
while (sw.ElapsedMilliseconds < 50)
{
// Use SpinWait to keep control of current thread. Using Sleep could potentially
// cause other events to get run out of order
System.Threading.Thread.SpinWait(100);
}
sw.Stop();
propChangeParams.stateChange = NativeMethods.DICS_ENABLE; propChangeParams.stateChange = NativeMethods.DICS_ENABLE;
success = NativeMethods.SetupDiSetClassInstallParams(deviceInfoSet, ref deviceInfoData, ref propChangeParams, Marshal.SizeOf(propChangeParams)); success = NativeMethods.SetupDiSetClassInstallParams(deviceInfoSet, ref deviceInfoData, ref propChangeParams, Marshal.SizeOf(propChangeParams));