--- xnu/xnu-1228.3.13/iokit/Kernel/IODMAEventSource.cpp
+++ xnu/xnu-4570.71.2/iokit/Kernel/IODMAEventSource.cpp
@@ -65,6 +65,12 @@
   return true;
 }
 
+void IODMAEventSource::free()
+{
+    if (dmaCommandsCompletedLock != NULL) IOSimpleLockFree(dmaCommandsCompletedLock);
+    super::free();
+}
+
 IODMAEventSource *IODMAEventSource::dmaEventSource(OSObject *inOwner,
 						   IOService *inProvider,
 						   Action inCompletion,
@@ -103,7 +109,7 @@
   return kIOReturnSuccess;
 }
 
-IOReturn IODMAEventSource::stopDMACommand(bool flush, mach_timespec_t *timeout)
+IOReturn IODMAEventSource::stopDMACommand(bool flush, uint64_t timeout)
 {
   if ((dmaController == 0) || (dmaIndex == 0xFFFFFFFF)) return kIOReturnError;
   
@@ -118,6 +124,37 @@
   return dmaController->queryDMACommand(dmaIndex, dmaCommand, transferCount, waitForIdle);
 }
 
+
+IOByteCount IODMAEventSource::getFIFODepth(IODirection direction)
+{
+  if ((dmaController == 0) || (dmaIndex == 0xFFFFFFFF)) return 0;
+  
+  return dmaController->getFIFODepth(dmaIndex, direction);
+}
+
+
+IOReturn IODMAEventSource::setFIFODepth(IOByteCount depth)
+{
+  if ((dmaController == 0) || (dmaIndex == 0xFFFFFFFF)) return kIOReturnError;
+  
+  return dmaController->setFIFODepth(dmaIndex, depth);
+}
+
+
+IOByteCount IODMAEventSource::validFIFODepth(IOByteCount depth, IODirection direction)
+{
+  if ((dmaController == 0) || (dmaIndex == 0xFFFFFFFF)) return kIOReturnError;
+  
+  return dmaController->validFIFODepth(dmaIndex, depth, direction);
+}
+
+
+IOReturn IODMAEventSource::setFrameSize(UInt8 byteCount)
+{
+  if ((dmaController == 0) || (dmaIndex == 0xFFFFFFFF)) return kIOReturnError;
+  
+  return dmaController->setFrameSize(dmaIndex, byteCount);
+}
 
 // protected
 
@@ -137,7 +174,7 @@
   IOSimpleLockUnlock(dmaCommandsCompletedLock);
 
   if (work) {
-    (*dmaCompletionAction)(owner, this, dmaCommand, dmaCommand->reserved->fStatus, dmaCommand->reserved->fActualByteCount);
+    (*dmaCompletionAction)(owner, this, dmaCommand, dmaCommand->reserved->fStatus, dmaCommand->reserved->fActualByteCount, dmaCommand->reserved->fTimeStamp);
   }
   
   return again;
@@ -157,10 +194,21 @@
   }
 }
 
-void IODMAEventSource::notifyDMACommand(IODMACommand *dmaCommand, IOReturn status, IOByteCount actualByteCount)
+void IODMAEventSource::notifyDMACommand(IODMACommand *dmaCommand, IOReturn status, IOByteCount actualByteCount, AbsoluteTime timeStamp)
 {
   dmaCommand->reserved->fStatus = status;
-  dmaCommand->reserved->fActualByteCount = actualByteCount;  
-  
-  if (dmaNotificationAction != 0) (*dmaNotificationAction)(owner, this, dmaCommand, status, actualByteCount);
-}
+  dmaCommand->reserved->fActualByteCount = actualByteCount;
+  dmaCommand->reserved->fTimeStamp = timeStamp;
+  
+  if (dmaNotificationAction != 0) (*dmaNotificationAction)(owner, this, dmaCommand, status, actualByteCount, timeStamp);
+}
+
+IOReturn IODMAEventSource::setDMAConfig(UInt32 newReqIndex)
+{
+  return dmaController->setDMAConfig(dmaIndex, dmaProvider, newReqIndex);
+}
+
+bool IODMAEventSource::validDMAConfig(UInt32 newReqIndex)
+{
+  return dmaController->validDMAConfig(dmaIndex, dmaProvider, newReqIndex);
+}