feature: Experimental support of immediate cmd list in-order execution [1/n]

Related-To: LOCI-4332

Signed-off-by: Dunajski, Bartosz <bartosz.dunajski@intel.com>

level_zero/core/source/event/event.cpp

@@ -24,6 +24,7 @@
 #include "shared/source/utilities/wait_util.h"
 
 #include "level_zero/core/source/cmdlist/cmdlist.h"
+#include "level_zero/core/source/cmdlist/cmdlist_imp.h"
 #include "level_zero/core/source/cmdqueue/cmdqueue.h"
 #include "level_zero/core/source/context/context_imp.h"
 #include "level_zero/core/source/device/device.h"
@@ -334,6 +335,10 @@ ze_result_t EventPool::openEventPoolIpcHandle(const ze_ipc_event_pool_handle_t &
 }
 
 ze_result_t Event::destroy() {
+    if (latestUsedInOrderCmdList) {
+        latestUsedInOrderCmdList->unsetLastInOrderOutEvent(this->toHandle());
+    }
+
     delete this;
     return ZE_RESULT_SUCCESS;
 }

level_zero/core/source/event/event.h

@@ -39,6 +39,7 @@ struct DriverHandle;
 struct DriverHandleImp;
 struct Device;
 struct Kernel;
+struct CommandListImp;
 
 #pragma pack(1)
 struct IpcEventPoolData {
@@ -200,6 +201,10 @@ struct Event : _ze_event_handle_t {
         this->metricStreamer = metricStreamer;
     }
 
+    void setLatestUsedInOrderCmdList(CommandListImp *newCmdList) {
+        latestUsedInOrderCmdList = newCmdList;
+    }
+
   protected:
     Event(EventPool *eventPool, int index, Device *device) : device(device), eventPool(eventPool), index(index) {}
 
@@ -230,6 +235,7 @@ struct Event : _ze_event_handle_t {
     Device *device = nullptr;
     EventPool *eventPool = nullptr;
     Kernel *kernelWithPrintf = nullptr;
+    CommandListImp *latestUsedInOrderCmdList = nullptr;
 
     uint32_t maxKernelCount = 0;
     uint32_t kernelCount = 1u;

level_zero/core/source/event/event_impl.inl

@@ -346,6 +346,10 @@ ze_result_t EventImp<TagSizeT>::hostSynchronize(uint64_t timeout) {
 
 template <typename TagSizeT>
 ze_result_t EventImp<TagSizeT>::reset() {
+    if (latestUsedInOrderCmdList) {
+        latestUsedInOrderCmdList->unsetLastInOrderOutEvent(this->toHandle());
+        latestUsedInOrderCmdList = nullptr;
+    }
     this->resetCompletionStatus();
     this->resetDeviceCompletionData(false);
     this->l3FlushAppliedOnKernel.reset();